view MoinMoin/action/DeletePage.py @ 6111:1fdd537e9d83

SubProcess: reimplement exec_cmd subclassing Popen and overriding some methods isn't pretty. the code we have was written for py 2.4 or so and the py 2.7 Popen looked quite different. this way with the timer should be less problematic.
author Thomas Waldmann <tw AT waldmann-edv DOT de>
date Tue, 06 Sep 2016 04:39:28 +0200
parents bc5d4e7072ea
children
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# -*- coding: iso-8859-1 -*-
"""
    MoinMoin - DeletePage action

    This action allows you to delete a page.

    @copyright: 2006-2007 MoinMoin:ThomasWaldmann,
                2007 MoinMoin:ReimarBauer
    @license: GNU GPL, see COPYING for details.
"""
import re
from MoinMoin import wikiutil
from MoinMoin.PageEditor import PageEditor
from MoinMoin.action import ActionBase

class DeletePage(ActionBase):
    """ Delete page action

    Note: the action name is the class name
    """
    def __init__(self, pagename, request):
        ActionBase.__init__(self, pagename, request)
        self.use_ticket = True
        _ = self._
        self.form_trigger = 'delete'
        self.form_trigger_label = _('Delete')
        filterfn = re.compile(ur"^%s/.*$" % re.escape(pagename), re.U).match
        subpagenames = request.rootpage.getPageList(user='', exists=1, filter=filterfn)
        self.subpages = [pagename for pagename in subpagenames if self.request.user.may.delete(pagename)]

    def is_allowed(self):
        # this is not strictly necessary because the underlying storage code checks
        # as well
        may = self.request.user.may
        return may.write(self.pagename) and may.delete(self.pagename)

    def check_condition(self):
        _ = self._
        if not self.page.exists():
            return _('This page is already deleted or was never created!')
        else:
            return None

    def do_action(self):
        """ Delete pagename """
        form = self.form
        comment = form.get('comment', u'')
        comment = wikiutil.clean_input(comment)

        # Create a page editor that does not do editor backups, because
        # delete generates a "deleted" version of the page.
        self.page = PageEditor(self.request, self.pagename, do_editor_backup=0)
        success, msgs = self.page.deletePage(comment)

        delete_subpages = 0
        try:
            delete_subpages = int(form['delete_subpages'])
        except:
            pass

        if delete_subpages and self.subpages:
            for name in self.subpages:
                self.page = PageEditor(self.request, name, do_editor_backup=0)
                success_i, msg = self.page.deletePage(comment)
                msgs = "%s %s" % (msgs, msg)

        return success, msgs

    def get_form_html(self, buttons_html):
        _ = self._

        if self.subpages:
            subpages = ' '.join(self.subpages)

            d = {
                'subpage': subpages,
                'subpages_checked': ('', 'checked')[self.request.args.get('subpages_checked', '0') == '1'],
                'subpage_label': _('Delete all /subpages too?'),
                'comment_label': _("Optional reason for the deletion"),
                'buttons_html': buttons_html,
                'querytext': _('Really delete this page?'),
                }

            return '''
<strong>%(querytext)s</strong>
<br>
<br>
<table>
<tr>
<dd>
%(subpage_label)s<input type="checkbox" name="delete_subpages" value="1" %(subpages_checked)s> </dd>
<dd><class="label"><subpage> %(subpage)s</subpage></dd>
</tr>
</table>
<table>
    <tr>
        <td class="label"><label>%(comment_label)s</label></td>
        <td class="content">
            <input type="text" name="comment" size="80" maxlength="200">
        </td>
    </tr>
    <tr>
        <td></td>
        <td class="buttons">
            %(buttons_html)s
        </td>
    </tr>
</table>
''' % d

        else:
            d = {
                'pagename': self.pagename,
                'comment_label': _("Optional reason for the deletion"),
                'buttons_html': buttons_html,
                'querytext': _('Really delete this page?'),
                }

            return '''
<strong>%(querytext)s</strong>
<table>
    <tr>
        <td class="label"><label>%(comment_label)s</label></td>
        <td class="content">
            <input type="text" name="comment" size="80" maxlength="200">
        </td>
    </tr>
    <tr>
        <td></td>
        <td class="buttons">
            %(buttons_html)s
        </td>
    </tr>
</table>
''' % d



def execute(pagename, request):
    """ Glue code for actions """
    DeletePage(pagename, request).render()