annotate MoinMoin/support/werkzeug/utils.py @ 4689:bd3f5ccf6fb6

updated werkzeug
author Thomas Waldmann <tw AT waldmann-edv DOT de>
date Sun, 19 Apr 2009 00:46:15 +0200
parents c404a1295318
children 7cb92118a93e
rev   line source
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1 # -*- coding: utf-8 -*-
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2 """
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3 werkzeug.utils
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4 ~~~~~~~~~~~~~~
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5
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6 This module implements various utilities for WSGI applications. Most of
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7 them are used by the request and response wrappers but especially for
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8 middleware development it makes sense to use them without the wrappers.
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9
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10 :copyright: (c) 2009 by the Werkzeug Team, see AUTHORS for more details.
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11 :license: BSD, see LICENSE for more details.
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12 """
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13 import re
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14 import os
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15 import sys
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16 import urllib
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17 import urlparse
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18 import posixpath
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19 import mimetypes
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20 from zlib import adler32
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21 from time import time, mktime
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22 from datetime import datetime, timedelta
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23
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24 from werkzeug._internal import _patch_wrapper, _decode_unicode, \
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25 _empty_stream, _iter_modules, _ExtendedCookie, _ExtendedMorsel, \
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26 _DictAccessorProperty, _dump_date, _parse_signature, _missing
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27
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28
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29 _format_re = re.compile(r'\$(?:(%s)|\{(%s)\})' % (('[a-zA-Z_][a-zA-Z0-9_]*',) * 2))
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30 _entity_re = re.compile(r'&([^;]+);')
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31 _filename_ascii_strip_re = re.compile(r'[^A-Za-z0-9_.-]')
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32 _windows_device_files = ('CON', 'AUX', 'COM1', 'COM2', 'COM3', 'COM4', 'LPT1',
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33 'LPT2', 'LPT3', 'PRN', 'NUL')
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34
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35
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36 class FileStorage(object):
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37 """The :class:`FileStorage` class is a thin wrapper over incoming files.
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38 It is used by the request object to represent uploaded files. All the
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39 attributes of the wrapper stream are proxied by the file storage so
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40 it's possible to do ``storage.read()`` instead of the long form
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41 ``storage.stream.read()``.
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42 """
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43
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44 def __init__(self, stream=None, filename=None, name=None,
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45 content_type='application/octet-stream', content_length=-1):
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46 self.name = name
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47 self.stream = stream or _empty_stream
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48 self.filename = filename or getattr(stream, 'name', None)
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49 self.content_type = content_type
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50 self.content_length = content_length
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51
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52 def save(self, dst, buffer_size=16384):
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53 """Save the file to a destination path or file object. If the
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54 destination is a file object you have to close it yourself after the
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55 call. The buffer size is the number of bytes held in memory during
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56 the copy process. It defaults to 16KB.
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57
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58 For secure file saving also have a look at :func:`secure_filename`.
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59
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60 :param dst: a filename or open file object the uploaded file
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61 is saved to.
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62 :param buffer_size: the size of the buffer. This works the same as
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63 the `length` parameter of
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64 :func:`shutil.copyfileobj`.
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65 """
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66 from shutil import copyfileobj
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67 close_dst = False
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68 if isinstance(dst, basestring):
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69 dst = file(dst, 'wb')
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70 close_dst = True
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71 try:
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72 copyfileobj(self.stream, dst, buffer_size)
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73 finally:
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74 if close_dst:
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75 dst.close()
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76
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77 def close(self):
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78 """Close the underlaying file if possible."""
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79 try:
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80 self.stream.close()
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81 except:
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82 pass
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83
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84 def __getattr__(self, name):
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85 return getattr(self.stream, name)
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86
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87 def __iter__(self):
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88 return iter(self.readline, '')
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89
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90 def __repr__(self):
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91 return '<%s: %r (%r)>' % (
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92 self.__class__.__name__,
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93 self.filename,
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94 self.content_type
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95 )
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96
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97
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98 class SharedDataMiddleware(object):
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99 """A WSGI middleware that provides static content for development
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100 environments or simple server setups. Usage is quite simple::
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101
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102 import os
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103 from werkzeug import SharedDataMiddleware
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104
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105 app = SharedDataMiddleware(app, {
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106 '/shared': os.path.join(os.path.dirname(__file__), 'shared')
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107 })
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108
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109 The contents of the folder ``./shared`` will now be available on
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110 ``http://example.com/shared/``. This is pretty useful during development
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111 because a standalone media server is not required. One can also mount
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112 files on the root folder and still continue to use the application because
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113 the shared data middleware forwards all unhandled requests to the
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114 application, even if the requests are below one of the shared folders.
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115
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116 If `pkg_resources` is available you can also tell the middleware to serve
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117 files from package data::
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118
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119 app = SharedDataMiddleware(app, {
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120 '/shared': ('myapplication', 'shared_files')
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121 })
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122
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123 This will then serve the ``shared_files`` folder in the `myapplication`
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124 Python package.
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125
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126 The optional `disallow` parameter can be a list of :func:`~fnmatch.fnmatch`
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127 rules for files that are not accessible from the web. If `cache` is set to
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128 `False` no caching headers are sent.
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129
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130 Currently the middleware does not support non ASCII filenames. If the
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131 encoding on the file system happens to be the encoding of the URI it may
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132 work but this could also be by accident. We strongly suggest using ASCII
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133 only file names for static files.
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134
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135 .. versionchanged:: 0.5
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136 The cache timeout is configurable now.
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137
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138 :param app: the application to wrap. If you don't want to wrap an
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139 application you can pass it :exc:`NotFound`.
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140 :param exports: a dict of exported files and folders.
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141 :param diallow: a list of :func:`~fnmatch.fnmatch` rules.
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142 :param cache: enable or disable caching headers.
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143 :Param cache_timeout: the cache timeout in seconds for the headers.
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144 """
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145
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146 def __init__(self, app, exports, disallow=None, cache=True,
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147 cache_timeout=60 * 60 * 12):
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148 self.app = app
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149 self.exports = {}
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150 self.cache = cache
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151 self.cache_timeout = cache_timeout
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152 for key, value in exports.iteritems():
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153 if isinstance(value, tuple):
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154 loader = self.get_package_loader(*value)
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155 elif isinstance(value, basestring):
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156 if os.path.isfile(value):
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157 loader = self.get_file_loader(value)
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158 else:
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159 loader = self.get_directory_loader(value)
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160 else:
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161 raise TypeError('unknown def %r' % value)
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162 self.exports[key] = loader
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163 if disallow is not None:
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164 from fnmatch import fnmatch
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165 self.is_allowed = lambda x: not fnmatch(x, disallow)
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166
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167 def is_allowed(self, filename):
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168 """Subclasses can override this method to disallow the access to
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169 certain files. However by providing `disallow` in the constructor
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170 this method is overwritten.
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171 """
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172 return True
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173
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174 def _opener(self, filename):
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175 return lambda: (
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176 open(filename, 'rb'),
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177 datetime.utcfromtimestamp(os.path.getmtime(filename)),
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178 int(os.path.getsize(filename))
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179 )
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180
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181 def get_file_loader(self, filename):
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182 return lambda x: (os.path.basename(filename), self._opener(filename))
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183
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184 def get_package_loader(self, package, package_path):
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185 from pkg_resources import DefaultProvider, ResourceManager, \
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186 get_provider
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187 loadtime = datetime.utcnow()
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188 provider = get_provider(package)
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189 manager = ResourceManager()
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190 filesystem_bound = isinstance(provider, DefaultProvider)
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191 def loader(path):
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192 if path is None or not provider.has_resource(path):
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193 return None, None
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194 basename = posixpath.basename(path)
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195 if filesystem_bound:
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196 return basename, self._opener(
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197 provider.get_resource_filename(manager, path))
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198 return basename, lambda: (
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199 provider.get_resource_stream(manager, path),
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200 loadtime,
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201 0
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202 )
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203 return loader
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204
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205 def get_directory_loader(self, directory):
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206 def loader(path):
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207 if path is not None:
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208 path = os.path.join(directory, path)
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209 else:
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210 path = directory
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211 if os.path.isfile(path):
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212 return os.path.basename(path), self._opener(path)
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213 return None, None
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214 return loader
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215
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216 def generate_etag(self, mtime, file_size, real_filename):
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217 return 'wzsdm-%d-%s-%s' % (
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218 mktime(mtime.timetuple()),
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219 file_size,
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220 adler32(real_filename) & 0xffffffff
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221 )
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222
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223 def __call__(self, environ, start_response):
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224 # sanitize the path for non unix systems
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225 cleaned_path = environ.get('PATH_INFO', '').strip('/')
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226 for sep in os.sep, os.altsep:
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227 if sep and sep != '/':
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228 cleaned_path = cleaned_path.replace(sep, '/')
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229 path = '/'.join([''] + [x for x in cleaned_path.split('/')
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230 if x and x != '..'])
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231 file_loader = None
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diff changeset
232 for search_path, loader in self.exports.iteritems():
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diff changeset
233 if search_path == path:
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234 real_filename, file_loader = loader(None)
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235 if file_loader is not None:
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parents:
diff changeset
236 break
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diff changeset
237 if not search_path.endswith('/'):
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parents:
diff changeset
238 search_path += '/'
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diff changeset
239 if path.startswith(search_path):
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240 real_filename, file_loader = loader(path[len(search_path):])
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241 if file_loader is not None:
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parents:
diff changeset
242 break
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243 if file_loader is None or not self.is_allowed(real_filename):
4301
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diff changeset
244 return self.app(environ, start_response)
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diff changeset
245
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diff changeset
246 guessed_type = mimetypes.guess_type(real_filename)
4301
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diff changeset
247 mime_type = guessed_type[0] or 'text/plain'
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248 f, mtime, file_size = file_loader()
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diff changeset
249
4619
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250 headers = [('Date', http_date())]
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diff changeset
251 if self.cache:
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252 timeout = self.cache_timeout
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253 etag = self.generate_etag(mtime, file_size, real_filename)
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254 headers += [
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255 ('Etag', '"%s"' % etag),
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256 ('Cache-Control', 'max-age=%d, public' % timeout)
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257 ]
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diff changeset
258 if not is_resource_modified(environ, etag, last_modified=mtime):
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259 f.close()
4301
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diff changeset
260 start_response('304 Not Modified', headers)
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parents:
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261 return []
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262 headers.append(('Expires', http_date(time() + timeout)))
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263 else:
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diff changeset
264 headers.append(('Cache-Control', 'public'))
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265
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266 headers.extend((
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267 ('Content-Type', mime_type),
4619
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268 ('Content-Length', str(file_size)),
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269 ('Last-Modified', http_date(mtime))
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diff changeset
270 ))
4301
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parents:
diff changeset
271 start_response('200 OK', headers)
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diff changeset
272 return wrap_file(environ, f)
4301
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273
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274
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diff changeset
275 class DispatcherMiddleware(object):
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parents:
diff changeset
276 """Allows one to mount middlewares or application in a WSGI application.
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parents:
diff changeset
277 This is useful if you want to combine multiple WSGI applications::
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parents:
diff changeset
278
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parents:
diff changeset
279 app = DispatcherMiddleware(app, {
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parents:
diff changeset
280 '/app2': app2,
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parents:
diff changeset
281 '/app3': app3
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parents:
diff changeset
282 })
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parents:
diff changeset
283 """
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parents:
diff changeset
284
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parents:
diff changeset
285 def __init__(self, app, mounts=None):
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diff changeset
286 self.app = app
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parents:
diff changeset
287 self.mounts = mounts or {}
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parents:
diff changeset
288
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diff changeset
289 def __call__(self, environ, start_response):
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diff changeset
290 script = environ.get('PATH_INFO', '')
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parents:
diff changeset
291 path_info = ''
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parents:
diff changeset
292 while '/' in script:
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parents:
diff changeset
293 if script in self.mounts:
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parents:
diff changeset
294 app = self.mounts[script]
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parents:
diff changeset
295 break
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parents:
diff changeset
296 items = script.split('/')
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diff changeset
297 script = '/'.join(items[:-1])
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diff changeset
298 path_info = '/%s%s' % (items[-1], path_info)
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diff changeset
299 else:
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diff changeset
300 app = self.mounts.get(script, self.app)
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diff changeset
301 original_script_name = environ.get('SCRIPT_NAME', '')
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parents:
diff changeset
302 environ['SCRIPT_NAME'] = original_script_name + script
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diff changeset
303 environ['PATH_INFO'] = path_info
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diff changeset
304 return app(environ, start_response)
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parents:
diff changeset
305
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parents:
diff changeset
306
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parents:
diff changeset
307 class ClosingIterator(object):
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parents:
diff changeset
308 """The WSGI specification requires that all middlewares and gateways
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parents:
diff changeset
309 respect the `close` callback of an iterator. Because it is useful to add
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parents:
diff changeset
310 another close action to a returned iterator and adding a custom iterator
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parents:
diff changeset
311 is a boring task this class can be used for that::
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parents:
diff changeset
312
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diff changeset
313 return ClosingIterator(app(environ, start_response), [cleanup_session,
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parents:
diff changeset
314 cleanup_locals])
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diff changeset
315
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diff changeset
316 If there is just one close function it can be passed instead of the list.
4301
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parents:
diff changeset
317
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diff changeset
318 A closing iterator is not needed if the application uses response objects
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diff changeset
319 and finishes the processing if the response is started::
4301
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diff changeset
320
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parents:
diff changeset
321 try:
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Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
322 return response(environ, start_response)
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parents:
diff changeset
323 finally:
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parents:
diff changeset
324 cleanup_session()
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parents:
diff changeset
325 cleanup_locals()
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parents:
diff changeset
326 """
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parents:
diff changeset
327
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parents:
diff changeset
328 def __init__(self, iterable, callbacks=None):
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Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
329 iterator = iter(iterable)
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Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
330 self._next = iterator.next
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parents:
diff changeset
331 if callbacks is None:
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Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
332 callbacks = []
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parents:
diff changeset
333 elif callable(callbacks):
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parents:
diff changeset
334 callbacks = [callbacks]
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parents:
diff changeset
335 else:
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parents:
diff changeset
336 callbacks = list(callbacks)
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parents:
diff changeset
337 iterable_close = getattr(iterator, 'close', None)
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parents:
diff changeset
338 if iterable_close:
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parents:
diff changeset
339 callbacks.insert(0, iterable_close)
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parents:
diff changeset
340 self._callbacks = callbacks
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parents:
diff changeset
341
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parents:
diff changeset
342 def __iter__(self):
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343 return self
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344
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345 def next(self):
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346 return self._next()
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347
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348 def close(self):
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349 for callback in self._callbacks:
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350 callback()
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351
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352
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353 class FileWrapper(object):
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354 """This class can be used to convert a :class:`file`-like object into
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355 an iterable. It yields `buffer_size` blocks until the file is fully
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356 read.
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357
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358 You should not use this class directly but rather use the
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359 :func:`wrap_file` function that uses the WSGI server's file wrapper
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360 support if it's available.
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361
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362 .. versionadded:: 0.5
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363
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364 :param file: a :class:`file`-like object with a :meth:`~file.read` method.
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365 :param buffer_size: number of bytes for one iteration.
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366 """
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367
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368 def __init__(self, file, buffer_size=8192):
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369 self.file = file
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370 self.buffer_size = buffer_size
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371
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372 def close(self):
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373 if hasattr(self.file, 'close'):
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374 self.file.close()
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375
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376 def __iter__(self):
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377 return self
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378
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379 def next(self):
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380 data = self.file.read(self.buffer_size)
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381 if data:
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382 return data
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383 raise StopIteration()
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384
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385
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386
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387 def make_line_iter(stream, limit=None, buffer_size=10 * 1024):
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388 """Savely iterates line-based over an input stream. If the input stream
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389 is not a :class:`LimitedStream` the `limit` parameter is mandatory.
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390
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391 This uses the stream's :meth:`~file.read` method internally as opposite
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392 to the :meth:`~file.readline` method that is unsafe and can only be used
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393 in violation of the WSGI specification. The same problem applies to the
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394 `__iter__` function of the input stream which calls :meth:`~file.readline`
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395 without arguments.
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396
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397 If you need line-by-line processing it's strongly recommended to iterate
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398 over the input stream using this helper function.
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399
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400 :param stream: the stream to iterate over.
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401 :param limit: the limit in bytes for the stream. (Usually
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402 content length. Not necessary if the `stream`
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403 is a :class:`LimitedStream`.
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404 :param buffer_size: The optional buffer size.
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405 """
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406 if not isinstance(stream, LimitedStream):
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407 if limit is None:
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408 raise TypeError('stream not limited and no limit provided.')
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409 stream = LimitedStream(stream, limit)
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410 buffer = []
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411 while 1:
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diff changeset
412 if len(buffer) > 1:
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diff changeset
413 yield buffer.pop(0)
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diff changeset
414 continue
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415 chunks = stream.read(buffer_size).splitlines(True)
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416 first_chunk = buffer and buffer[0] or ''
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417 if chunks:
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418 first_chunk += chunks.pop(0)
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419 buffer = chunks
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420 if not first_chunk:
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diff changeset
421 return
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422 yield first_chunk
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423
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diff changeset
424
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diff changeset
425 class LimitedStream(object):
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diff changeset
426 """Wraps a stream so that it doesn't read more than n bytes. If the
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diff changeset
427 stream is exhausted and the caller tries to get more bytes from it
4627
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428 :func:`on_exhausted` is called which by default returns an empty
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429 string or raises :exc:`~werkzeug.exceptions.BadRequest` if silent
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diff changeset
430 is set to `False`. The return value of that function is forwarded
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diff changeset
431 to the reader function. So if it returns an empty string
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diff changeset
432 :meth:`read` will return an empty string as well.
4609
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diff changeset
433
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diff changeset
434 The limit however must never be higher than what the stream can
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parents: 4301
diff changeset
435 output. Otherwise :meth:`readlines` will try to read past the
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parents: 4301
diff changeset
436 limit.
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diff changeset
437
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diff changeset
438 The `silent` parameter has no effect if :meth:`is_exhausted` is
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parents: 4301
diff changeset
439 overriden by a subclass.
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diff changeset
440
4627
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diff changeset
441 .. admonition:: Note on WSGI compliance
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diff changeset
442
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diff changeset
443 calls to :meth:`readline` and :meth:`readlines` are not
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diff changeset
444 WSGI compliant because it passes a size argument to the
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diff changeset
445 readline methods. Unfortunately the WSGI PEP is not safely
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diff changeset
446 implementable without a size argument to :meth:`readline`
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diff changeset
447 because there is no EOF marker in the stream. As a result
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diff changeset
448 of that the use of :meth:`readline` is discouraged.
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diff changeset
449
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diff changeset
450 For the same reason iterating over the :class:`LimitedStream`
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diff changeset
451 is not portable. It internally calls :meth:`readline`.
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diff changeset
452
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453 We strongly suggest using :meth:`read` only or using the
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454 :func:`make_line_iter` which savely iterates line-based
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455 over a WSGI input stream.
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diff changeset
456
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diff changeset
457 :param stream: the stream to wrap.
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diff changeset
458 :param limit: the limit for the stream, must not be longer than
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diff changeset
459 what the string can provide if the stream does not
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diff changeset
460 end with `EOF` (like `wsgi.input`)
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diff changeset
461 :param silent: If set to `True` the stream will allow reading
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diff changeset
462 past the limit and will return an empty string.
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diff changeset
463 """
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diff changeset
464
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465 def __init__(self, stream, limit, silent=True):
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diff changeset
466 self._stream = stream
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diff changeset
467 self._pos = 0
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diff changeset
468 self.limit = limit
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diff changeset
469 self.silent = silent
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diff changeset
470
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diff changeset
471 def __iter__(self):
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diff changeset
472 return self
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diff changeset
473
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diff changeset
474 @property
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diff changeset
475 def is_exhausted(self):
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diff changeset
476 """If the stream is exhausted this attribute is `True`."""
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diff changeset
477 return self._pos >= self.limit
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diff changeset
478
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diff changeset
479 def on_exhausted(self):
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diff changeset
480 """This is called when the stream tries to read past the limit.
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diff changeset
481 The return value of this function is returned from the reading
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
482 function.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
483
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
484 Per default this raises a :exc:`~werkzeug.exceptions.BadRequest`.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
485 """
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
486 if self.silent:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
487 return ''
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
488 raise BadRequest('input stream exhausted')
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
489
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
490 def exhaust(self, chunk_size=1024 * 16):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
491 """Exhaust the stream. This consumes all the data left until the
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
492 limit is reached.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
493
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
494 :param chunk_size: the size for a chunk. It will read the chunk
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
495 until the stream is exhausted and throw away
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
496 the results.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
497 """
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
498 to_read = self.limit - self._pos
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
499 chunk = chunk_size
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
500 while to_read > 0:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
501 chunk = min(to_read, chunk)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
502 self.read(chunk)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
503 to_read -= chunk
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
504
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
505 def read(self, size=None):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
506 """Read `size` bytes or if size is not provided everything is read.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
507
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
508 :param size: the number of bytes read.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
509 """
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
510 if self._pos >= self.limit:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
511 return self.on_exhausted()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
512 if size is None:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
513 size = self.limit
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
514 read = self._stream.read(min(self.limit - self._pos, size))
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
515 self._pos += len(read)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
516 return read
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
517
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
518 def readline(self, size=None):
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
519 """Reads one line from the stream."""
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
520 if self._pos >= self.limit:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
521 return self.on_exhausted()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
522 if size is None:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
523 size = self.limit - self._pos
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
524 else:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
525 size = min(size, self.limit - self._pos)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
526 line = self._stream.readline(size)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
527 self._pos += len(line)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
528 return line
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
529
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
530 def readlines(self, size=None):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
531 """Reads a file into a list of strings. It calls :meth:`readline`
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
532 until the file is read to the end. It does support the optional
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
533 `size` argument if the underlaying stream supports it for
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
534 `readline`.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
535 """
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
536 last_pos = self._pos
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
537 result = []
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
538 if size is not None:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
539 end = min(self.limit, last_pos + size)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
540 else:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
541 end = self.limit
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
542 while 1:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
543 if size is not None:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
544 size -= last_pos - self._pos
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
545 if self._pos >= end:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
546 break
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
547 result.append(self.readline(size))
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
548 if size is not None:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
549 last_pos = self._pos
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
550 return result
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
551
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
552 def next(self):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
553 line = self.readline()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
554 if line is None:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
555 raise StopIteration()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
556 return line
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
557
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
558
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
559 class Href(object):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
560 """Implements a callable that constructs URLs with the given base. The
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
561 function can be called with any number of positional and keyword
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
562 arguments which than are used to assemble the URL. Works with URLs
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
563 and posix paths.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
564
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
565 Positional arguments are appended as individual segments to
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
566 the path of the URL:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
567
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
568 >>> href = Href('/foo')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
569 >>> href('bar', 23)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
570 '/foo/bar/23'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
571 >>> href('foo', bar=23)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
572 '/foo/foo?bar=23'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
573
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
574 If any of the arguments (positional or keyword) evaluates to `None` it
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
575 will be skipped. If no keyword arguments are given the last argument
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
576 can be a :class:`dict` or :class:`MultiDict` (or any other dict subclass),
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
577 otherwise the keyword arguments are used for the query parameters, cutting
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
578 off the first trailing underscore of the parameter name:
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
579
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
580 >>> href(is_=42)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
581 '/foo?is=42'
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
582 >>> href({'foo': 'bar'})
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
583 '/foo?foo=bar'
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
584
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
585 Combining of both methods is not allowed:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
586
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
587 >>> href({'foo': 'bar'}, bar=42)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
588 Traceback (most recent call last):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
589 ...
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
590 TypeError: keyword arguments and query-dicts can't be combined
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
591
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
592 Accessing attributes on the href object creates a new href object with
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
593 the attribute name as prefix:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
594
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
595 >>> bar_href = href.bar
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
596 >>> bar_href("blub")
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
597 '/foo/bar/blub'
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
598
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
599 If `sort` is set to `True` the items are sorted by `key` or the default
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
600 sorting algorithm:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
601
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
602 >>> href = Href("/", sort=True)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
603 >>> href(a=1, b=2, c=3)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
604 '/?a=1&b=2&c=3'
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
605
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
606 .. versionadded:: 0.5
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
607 `sort` and `key` were added.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
608 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
609
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
610 def __init__(self, base='./', charset='utf-8', sort=False, key=None):
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
611 if not base:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
612 base = './'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
613 self.base = base
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
614 self.charset = charset
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
615 self.sort = sort
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
616 self.key = key
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
617
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
618 def __getattr__(self, name):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
619 if name[:2] == '__':
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
620 raise AttributeError(name)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
621 base = self.base
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
622 if base[-1:] != '/':
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
623 base += '/'
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
624 return Href(urlparse.urljoin(base, name), self.charset, self.sort,
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
625 self.key)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
626
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
627 def __call__(self, *path, **query):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
628 if path and isinstance(path[-1], dict):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
629 if query:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
630 raise TypeError('keyword arguments and query-dicts '
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
631 'can\'t be combined')
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
632 query, path = path[-1], path[:-1]
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
633 elif query:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
634 query = dict([(k.endswith('_') and k[:-1] or k, v)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
635 for k, v in query.items()])
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
636 path = '/'.join([url_quote(x, self.charset) for x in path
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
637 if x is not None]).lstrip('/')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
638 rv = self.base
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
639 if path:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
640 if not rv.endswith('/'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
641 rv += '/'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
642 rv = urlparse.urljoin(rv, path)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
643 if query:
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
644 rv += '?' + url_encode(query, self.charset, sort=self.sort,
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
645 key=self.key)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
646 return str(rv)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
647
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
648
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
649 class cached_property(object):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
650 """A decorator that converts a function into a lazy property. The
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
651 function wrapped is called the first time to retrieve the result
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
652 and than that calculated result is used the next time you access
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
653 the value::
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
654
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
655 class Foo(object):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
656
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
657 @cached_property
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
658 def foo(self):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
659 # calculate something important here
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
660 return 42
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
661
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
662 .. versionchanged:: 0.5
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
663 cached properties are now optionally writeable.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
664 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
665
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
666 def __init__(self, func, name=None, doc=None, writeable=False):
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
667 self.func = func
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
668 self.writeable = writeable
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
669 self.__name__ = name or func.__name__
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
670 self.__doc__ = doc or func.__doc__
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
671
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
672 def __get__(self, obj, type=None):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
673 if obj is None:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
674 return self
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
675 value = obj.__dict__.get(self.__name__, _missing)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
676 if value is _missing:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
677 value = self.func(obj)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
678 obj.__dict__[self.__name__] = value
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
679 return value
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
680
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
681 def __set__(self, obj, value):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
682 if not self.writeable:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
683 raise TypeError('read only attribute')
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
684 obj.__dict__[self.__name__] = value
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
685
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
686
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
687 class environ_property(_DictAccessorProperty):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
688 """Maps request attributes to environment variables. This works not only
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
689 for the Werzeug request object, but also any other class with an
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
690 environ attribute:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
691
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
692 >>> class Test(object):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
693 ... environ = {'key': 'value'}
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
694 ... test = environ_property('key')
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
695 >>> var = Test()
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
696 >>> var.test
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
697 'value'
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
698
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
699 If you pass it a second value it's used as default if the key does not
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
700 exist, the third one can be a converter that takes a value and converts
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
701 it. If it raises :exc:`ValueError` or :exc:`TypeError` the default value
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
702 is used. If no default value is provided `None` is used.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
703
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
704 Per default the property is read only. You have to explicitly enable it
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
705 by passing ``read_only=False`` to the constructor.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
706 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
707
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
708 read_only = True
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
709
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
710 def lookup(self, obj):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
711 return obj.environ
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
712
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
713
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
714 class header_property(_DictAccessorProperty):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
715 """Like `environ_property` but for headers."""
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
716
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
717 def lookup(self, obj):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
718 return obj.headers
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
719
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
720
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
721 class HTMLBuilder(object):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
722 """Helper object for HTML generation.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
723
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
724 Per default there are two instances of that class. The `html` one, and
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
725 the `xhtml` one for those two dialects. The class uses keyword parameters
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
726 and positional parameters to generate small snippets of HTML.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
727
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
728 Keyword parameters are converted to XML/SGML attributes, positional
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
729 arguments are used as children. Because Python accepts positional
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
730 arguments before keyword arguments it's a good idea to use a list with the
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
731 star-syntax for some children:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
732
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
733 >>> html.p(class_='foo', *[html.a('foo', href='foo.html'), ' ',
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
734 ... html.a('bar', href='bar.html')])
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
735 u'<p class="foo"><a href="foo.html">foo</a> <a href="bar.html">bar</a></p>'
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
736
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
737 This class works around some browser limitations and can not be used for
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
738 arbitrary SGML/XML generation. For that purpose lxml and similar
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
739 libraries exist.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
740
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
741 Calling the builder escapes the string passed:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
742
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
743 >>> html.p(html("<foo>"))
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
744 u'<p>&lt;foo&gt;</p>'
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
745 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
746
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
747 from htmlentitydefs import name2codepoint
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
748 _entity_re = re.compile(r'&([^;]+);')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
749 _entities = name2codepoint.copy()
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
750 _entities['apos'] = 39
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
751 _empty_elements = set([
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
752 'area', 'base', 'basefont', 'br', 'col', 'frame', 'hr', 'img',
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
753 'input', 'isindex', 'link', 'meta', 'param'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
754 ])
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
755 _boolean_attributes = set([
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
756 'selected', 'checked', 'compact', 'declare', 'defer', 'disabled',
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
757 'ismap', 'multiple', 'nohref', 'noresize', 'noshade', 'nowrap'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
758 ])
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
759 _plaintext_elements = set(['textarea'])
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
760 _c_like_cdata = set(['script', 'style'])
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
761 del name2codepoint
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
762
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
763 def __init__(self, dialect):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
764 self._dialect = dialect
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
765
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
766 def __call__(self, s):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
767 return escape(s)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
768
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
769 def __getattr__(self, tag):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
770 if tag[:2] == '__':
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
771 raise AttributeError(tag)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
772 def proxy(*children, **arguments):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
773 buffer = ['<' + tag]
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
774 write = buffer.append
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
775 for key, value in arguments.iteritems():
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
776 if value is None:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
777 continue
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
778 if key.endswith('_'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
779 key = key[:-1]
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
780 if key in self._boolean_attributes:
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
781 if not value:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
782 continue
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
783 value = self._dialect == 'xhtml' and '="%s"' % key or ''
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
784 else:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
785 value = '="%s"' % escape(value, True)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
786 write(' ' + key + value)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
787 if not children and tag in self._empty_elements:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
788 write(self._dialect == 'xhtml' and ' />' or '>')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
789 return ''.join(buffer)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
790 write('>')
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
791 children_as_string = ''.join(unicode(x) for x in children
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
792 if x is not None)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
793 if children_as_string:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
794 if tag in self._plaintext_elements:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
795 children_as_string = escape(children_as_string)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
796 elif tag in self._c_like_cdata and self._dialect == 'xhtml':
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
797 children_as_string = '/*<![CDATA[*/%s/*]]>*/' % \
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
798 children_as_string
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
799 buffer.extend((children_as_string, '</%s>' % tag))
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
800 return ''.join(buffer)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
801 return proxy
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
802
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
803 def __repr__(self):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
804 return '<%s for %r>' % (
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
805 self.__class__.__name__,
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
806 self._dialect
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
807 )
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
808
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
809
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
810 html = HTMLBuilder('html')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
811 xhtml = HTMLBuilder('xhtml')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
812
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
813
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
814 def parse_form_data(environ, stream_factory=None, charset='utf-8',
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
815 errors='ignore', max_form_memory_size=None,
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
816 max_content_length=None, cls=None):
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
817 """Parse the form data in the environ and return it as tuple in the form
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
818 ``(stream, form, files)``. You should only call this method if the
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
819 transport method is `POST` or `PUT`.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
820
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
821 If the mimetype of the data transmitted is `multipart/form-data` the
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
822 files multidict will be filled with `FileStorage` objects. If the
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
823 mimetype is unknown the input stream is wrapped and returned as first
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
824 argument, else the stream is empty.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
825
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
826 This function does not raise exceptions, even if the input data is
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
827 malformed.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
828
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
829 Have a look at :ref:`dealing-with-request-data` for more details.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
830
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
831 .. versionadded:: 0.5
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
832 The `max_form_memory_size`, `max_content_length` and
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
833 `cls` parameters were added.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
834
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
835 :param environ: the WSGI environment to be used for parsing.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
836 :param stream_factory: An optional callable that returns a new read and
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
837 writeable file descriptor. This callable works
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
838 the same as :meth:`~BaseResponse._get_file_stream`.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
839 :param charset: The character set for URL and url encoded form data.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
840 :param errors: The encoding error behavior.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
841 :param max_form_memory_size: the maximum number of bytes to be accepted for
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
842 in-memory stored form data. If the data
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
843 exceeds the value specified an
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
844 :exc:`~exceptions.RequestURITooLarge`
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
845 exception is raised.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
846 :param max_content_length: If this is provided and the transmitted data
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
847 is longer than this value an
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
848 :exc:`~exceptions.RequestEntityTooLarge`
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
849 exception is raised.
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
850 :param cls: an optional dict class to use. If this is not specified
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
851 or `None` the default :class:`MultiDict` is used.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
852 :return: A tuple in the form ``(stream, form, files)``.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
853 """
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
854 content_type, extra = parse_options_header(environ.get('CONTENT_TYPE', ''))
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
855 try:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
856 content_length = int(environ['CONTENT_LENGTH'])
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
857 except (KeyError, ValueError):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
858 content_length = 0
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
859
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
860 if cls is None:
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
861 cls = MultiDict
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
862
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
863 if max_content_length is not None and content_length > max_content_length:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
864 raise RequestEntityTooLarge()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
865
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
866 stream = _empty_stream
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
867 files = ()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
868
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
869 if content_type == 'multipart/form-data':
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
870 try:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
871 form, files = parse_multipart(environ['wsgi.input'],
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
872 extra.get('boundary'),
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
873 content_length, stream_factory,
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
874 charset, errors,
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
875 max_form_memory_size=max_form_memory_size)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
876 except ValueError, e:
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
877 form = cls()
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
878 else:
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
879 form = cls(form)
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
880 elif content_type == 'application/x-www-form-urlencoded' or \
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
881 content_type == 'application/x-url-encoded':
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
882 if max_form_memory_size is not None and \
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
883 content_length > max_form_memory_size:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
884 raise RequestEntityTooLarge()
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
885 form = url_decode(environ['wsgi.input'].read(content_length),
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
886 charset, errors=errors, cls=cls)
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
887 else:
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
888 form = cls()
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
889 stream = LimitedStream(environ['wsgi.input'], content_length)
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
890
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
891 return stream, form, cls(files)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
892
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
893
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
894 def get_content_type(mimetype, charset):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
895 """Return the full content type string with charset for a mimetype.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
896
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
897 If the mimetype represents text the charset will be appended as charset
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
898 parameter, otherwise the mimetype is returned unchanged.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
899
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
900 :param mimetype: the mimetype to be used as content type.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
901 :param charset: the charset to be appended in case it was a text mimetype.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
902 :return: the content type.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
903 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
904 if mimetype.startswith('text/') or \
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
905 mimetype == 'application/xml' or \
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
906 (mimetype.startswith('application/') and
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
907 mimetype.endswith('+xml')):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
908 mimetype += '; charset=' + charset
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
909 return mimetype
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
910
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
911
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
912 def format_string(string, context):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
913 """String-template format a string:
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
914
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
915 >>> format_string('$foo and ${foo}s', dict(foo=42))
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
916 '42 and 42s'
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
917
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
918 This does not do any attribute lookup etc. For more advanced string
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
919 formattings have a look at the `werkzeug.template` module.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
920
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
921 :param string: the format string.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
922 :param context: a dict with the variables to insert.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
923 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
924 def lookup_arg(match):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
925 x = context[match.group(1) or match.group(2)]
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
926 if not isinstance(x, basestring):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
927 x = type(string)(x)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
928 return x
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
929 return _format_re.sub(lookup_arg, string)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
930
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
931
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
932 def url_decode(s, charset='utf-8', decode_keys=False, include_empty=True,
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
933 errors='ignore', separator='&', cls=None):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
934 """Parse a querystring and return it as :class:`MultiDict`. Per default
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
935 only values are decoded into unicode strings. If `decode_keys` is set to
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
936 `True` the same will happen for keys.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
937
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
938 Per default a missing value for a key will default to an empty key. If
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
939 you don't want that behavior you can set `include_empty` to `False`.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
940
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
941 Per default encoding errors are ignored. If you want a different behavior
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
942 you can set `errors` to ``'replace'`` or ``'strict'``. In strict mode a
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
943 `HTTPUnicodeError` is raised.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
944
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
945 .. versionchanged:: 0.5
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
946 In previous versions ";" and "&" could be used for url decoding.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
947 This changed in 0.5 where only "&" is supported. If you want to
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
948 use ";" instead a different `separator` can be provided.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
949
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
950 The `cls` parameter was added.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
951
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
952 :param s: a string with the query string to decode.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
953 :param charset: the charset of the query string.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
954 :param decode_keys: set to `True` if you want the keys to be decoded
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
955 as well.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
956 :param include_empty: Set to `False` if you don't want empty values to
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
957 appear in the dict.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
958 :param errors: the decoding error behavior.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
959 :param separator: the pair separator to be used, defaults to ``&``
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
960 :param cls: an optional dict class to use. If this is not specified
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
961 or `None` the default :class:`MultiDict` is used.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
962 """
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
963 if cls is None:
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
964 cls = MultiDict
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
965 result = []
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
966 for pair in str(s).split(separator):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
967 if not pair:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
968 continue
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
969 if '=' in pair:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
970 key, value = pair.split('=', 1)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
971 else:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
972 key = pair
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
973 value = ''
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
974 key = urllib.unquote_plus(key)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
975 if decode_keys:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
976 key = _decode_unicode(key, charset, errors)
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
977 result.append((key, url_unquote_plus(value, charset, errors)))
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
978 return cls(result)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
979
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
980
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
981 def url_encode(obj, charset='utf-8', encode_keys=False, sort=False, key=None,
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
982 separator='&'):
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
983 """URL encode a dict/`MultiDict`. If a value is `None` it will not appear
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
984 in the result string. Per default only values are encoded into the target
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
985 charset strings. If `encode_keys` is set to ``True`` unicode keys are
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
986 supported too.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
987
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
988 If `sort` is set to `True` the items are sorted by `key` or the default
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
989 sorting algorithm.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
990
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
991 .. versionadded:: 0.5
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
992 `sort`, `key`, and `separator` were added.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
993
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
994 :param obj: the object to encode into a query string.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
995 :param charset: the charset of the query string.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
996 :param encode_keys: set to `True` if you have unicode keys.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
997 :param sort: set to `True` if you want parameters to be sorted by `key`.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
998 :param separator: the separator to be used for the pairs.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
999 :param key: an optional function to be used for sorting. For more details
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1000 check out the :func:`sorted` documentation.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1001 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1002 if isinstance(obj, MultiDict):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1003 items = obj.lists()
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1004 elif isinstance(obj, dict):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1005 items = []
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1006 for k, v in obj.iteritems():
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1007 if not isinstance(v, (tuple, list)):
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1008 v = [v]
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1009 items.append((k, v))
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1010 else:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1011 items = obj or ()
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1012 if sort:
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1013 items.sort(key=key)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1014 tmp = []
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1015 for key, values in items:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1016 if encode_keys and isinstance(key, unicode):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1017 key = key.encode(charset)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1018 else:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1019 key = str(key)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1020 for value in values:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1021 if value is None:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1022 continue
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1023 elif isinstance(value, unicode):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1024 value = value.encode(charset)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1025 else:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1026 value = str(value)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1027 tmp.append('%s=%s' % (urllib.quote(key),
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1028 urllib.quote_plus(value)))
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1029 return separator.join(tmp)
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1030
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1031
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1032 def url_quote(s, charset='utf-8', safe='/:'):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1033 """URL encode a single string with a given encoding.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1034
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1035 :param s: the string to quote.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1036 :param charset: the charset to be used.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1037 :param safe: an optional sequence of safe characters.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1038 """
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1039 if isinstance(s, unicode):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1040 s = s.encode(charset)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1041 elif not isinstance(s, str):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1042 s = str(s)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1043 return urllib.quote(s, safe=safe)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1044
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1045
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1046 def url_quote_plus(s, charset='utf-8', safe=''):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1047 """URL encode a single string with the given encoding and convert
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1048 whitespace to "+".
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1049
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1050 :param s: the string to quote.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1051 :param charset: the charset to be used.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1052 :param safe: an optional sequence of safe characters.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1053 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1054 if isinstance(s, unicode):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1055 s = s.encode(charset)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1056 elif not isinstance(s, str):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1057 s = str(s)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1058 return urllib.quote_plus(s, safe=safe)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1059
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1060
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1061 def url_unquote(s, charset='utf-8', errors='ignore'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1062 """URL decode a single string with a given decoding.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1063
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1064 Per default encoding errors are ignored. If you want a different behavior
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1065 you can set `errors` to ``'replace'`` or ``'strict'``. In strict mode a
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1066 `HTTPUnicodeError` is raised.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1067
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1068 :param s: the string to unquote.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1069 :param charset: the charset to be used.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1070 :param errors: the error handling for the charset decoding.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1071 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1072 return _decode_unicode(urllib.unquote(s), charset, errors)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1073
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1074
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1075 def url_unquote_plus(s, charset='utf-8', errors='ignore'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1076 """URL decode a single string with the given decoding and decode
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1077 a "+" to whitespace.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1078
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1079 Per default encoding errors are ignored. If you want a different behavior
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1080 you can set `errors` to ``'replace'`` or ``'strict'``. In strict mode a
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1081 `HTTPUnicodeError` is raised.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1082
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1083 :param s: the string to unquote.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1084 :param charset: the charset to be used.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1085 :param errors: the error handling for the charset decoding.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1086 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1087 return _decode_unicode(urllib.unquote_plus(s), charset, errors)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1088
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1089
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1090 def url_fix(s, charset='utf-8'):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1091 r"""Sometimes you get an URL by a user that just isn't a real URL because
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1092 it contains unsafe characters like ' ' and so on. This function can fix
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1093 some of the problems in a similar way browsers handle data entered by the
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1094 user:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1095
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1096 >>> url_fix(u'http://de.wikipedia.org/wiki/Elf (Begriffskl\xe4rung)')
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1097 'http://de.wikipedia.org/wiki/Elf%20%28Begriffskl%C3%A4rung%29'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1098
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1099 :param s: the string with the URL to fix.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1100 :param charset: The target charset for the URL if the url was given as
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1101 unicode string.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1102 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1103 if isinstance(s, unicode):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1104 s = s.encode(charset, 'ignore')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1105 scheme, netloc, path, qs, anchor = urlparse.urlsplit(s)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1106 path = urllib.quote(path, '/%')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1107 qs = urllib.quote_plus(qs, ':&=')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1108 return urlparse.urlunsplit((scheme, netloc, path, qs, anchor))
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1109
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1110
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1111 def secure_filename(filename):
4689
bd3f5ccf6fb6 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4627
diff changeset
1112 r"""Pass it a filename and it will return a secure version of it. This
4627
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1113 filename can then savely be stored on a regular file system and passed
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1114 to :func:`os.path.join`. The filename returned is an ASCII only string
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1115 for maximum portability.
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1116
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1117 On windows system the function also makes sure that the file is not
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1118 named after one of the special device files.
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1119
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1120 >>> secure_filename("My cool movie.mov")
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1121 'My_cool_movie.mov'
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1122 >>> secure_filename("../../../etc/passwd")
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1123 'etc_passwd'
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1124 >>> secure_filename(u'i contain cool \xfcml\xe4uts.txt')
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1125 'i_contain_cool_umlauts.txt'
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1126
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1127 .. versionadded:: 0.5
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1128
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1129 :param filename: the filename to secure
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1130 """
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1131 if isinstance(filename, unicode):
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1132 from unicodedata import normalize
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1133 filename = normalize('NFKD', filename).encode('ascii', 'ignore')
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1134 for sep in os.path.sep, os.path.altsep:
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1135 if sep:
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1136 filename = filename.replace(sep, ' ')
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1137 filename = str(_filename_ascii_strip_re.sub('', '_'.join(
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1138 filename.split()))).strip('._')
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1139
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1140 # on nt a couple of special files are present in each folder. We
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1141 # have to ensure that the target file is not such a filename. In
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1142 # this case we prepend an underline
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1143 if os.name == 'nt':
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1144 if filename.split('.')[0].upper() in _windows_device_files:
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1145 filename = '_' + filename
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1146
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1147 return filename
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1148
c404a1295318 updated werkzeug
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4619
diff changeset
1149
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1150 def escape(s, quote=False):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1151 """Replace special characters "&", "<" and ">" to HTML-safe sequences. If
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1152 the optional flag `quote` is `True`, the quotation mark character (") is
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1153 also translated.
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1154
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1155 There is a special handling for `None` which escapes to an empty string.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1156
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1157 :param s: the string to escape.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1158 :param quote: set to true to also escape double quotes.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1159 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1160 if s is None:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1161 return ''
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1162 elif hasattr(s, '__html__'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1163 return s.__html__()
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1164 elif not isinstance(s, basestring):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1165 s = unicode(s)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1166 s = s.replace('&', '&amp;').replace('<', '&lt;').replace('>', '&gt;')
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1167 if quote:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1168 s = s.replace('"', "&quot;")
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1169 return s
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1170
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1171
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1172 def unescape(s):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1173 """The reverse function of `escape`. This unescapes all the HTML
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1174 entities, not only the XML entities inserted by `escape`.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1175
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1176 :param s: the string to unescape.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1177 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1178 def handle_match(m):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1179 name = m.group(1)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1180 if name in HTMLBuilder._entities:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1181 return unichr(HTMLBuilder._entities[name])
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1182 try:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1183 if name[:2] in ('#x', '#X'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1184 return unichr(int(name[2:], 16))
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1185 elif name.startswith('#'):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1186 return unichr(int(name[1:]))
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1187 except ValueError:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1188 pass
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1189 return u''
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1190 return _entity_re.sub(handle_match, s)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1191
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1192
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1193 def get_host(environ):
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1194 """Return the real host for the given WSGI environment. This takes care
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1195 of the `X-Forwarded-Host` header.
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1196
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1197 :param environ: the WSGI environment to get the host of.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1198 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1199 if 'HTTP_X_FORWARDED_HOST' in environ:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1200 return environ['HTTP_X_FORWARDED_HOST']
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1201 elif 'HTTP_HOST' in environ:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1202 return environ['HTTP_HOST']
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1203 result = environ['SERVER_NAME']
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1204 if (environ['wsgi.url_scheme'], environ['SERVER_PORT']) not \
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1205 in (('https', '443'), ('http', '80')):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1206 result += ':' + environ['SERVER_PORT']
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1207 return result
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1208
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1209
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1210 def get_current_url(environ, root_only=False, strip_querystring=False,
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1211 host_only=False):
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1212 """A handy helper function that recreates the full URL for the current
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1213 request or parts of it. Here an example:
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1214
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1215 >>> env = create_environ("/?param=foo", "http://localhost/script")
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1216 >>> get_current_url(env)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1217 'http://localhost/script/?param=foo'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1218 >>> get_current_url(env, root_only=True)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1219 'http://localhost/script/'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1220 >>> get_current_url(env, host_only=True)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1221 'http://localhost/'
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1222 >>> get_current_url(env, strip_querystring=True)
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1223 'http://localhost/script/'
4609
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1224
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1225 :param environ: the WSGI environment to get the current URL from.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1226 :param root_only: set `True` if you only want the root URL.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1227 :param strip_querystring: set to `True` if you don't want the querystring.
246ba4eecab2 updated werkzeug to 0.5.pre20090228
Thomas Waldmann <tw AT waldmann-edv DOT de>
parents: 4301
diff changeset
1228 :param host_only: set to `True` if the host URL should be returned.
4301
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1229 """
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1230 tmp = [environ['wsgi.url_scheme'], '://', get_host(environ)]
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff changeset
1231 cat = tmp.append
c689dfa55de1 Import werkzeug 0.3.1 package into MoinMoin.support (still need to insert CREDITS)
Florian Krupicka <florian.krupicka@googlemail.com>
parents:
diff