view MoinMoin/events/wikidictsrescan.py @ 4133:251827af7ddc

Fixed: cannot check for File.Error in same line like checking import of File
author Florian Krupicka <florian.krupicka@googlemail.com>
date Tue, 27 May 2008 18:13:17 +0200
parents 124d0ef138aa
children 3f9147c23d9c
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# -*- coding: iso-8859-1 -*-
"""
    MoinMoin - wikidicts notification plugin for event system

    When a Group or Dict page changes, we rescan them and recreate the cache.

    @copyright: 2007 by MoinMoin:ThomasWaldmann
    @license: GNU GPL, see COPYING for details.
"""

from MoinMoin import log
logging = log.getLogger(__name__)

from MoinMoin import events as ev
from MoinMoin import wikidicts

def handle(event):
    # "changed" includes creation, deletion, renamed and copied
    if (isinstance(event, ev.PageChangedEvent) or isinstance(event, ev.PageRenamedEvent) or
        isinstance(event, ev.PageCopiedEvent) or isinstance(event, ev.TrivialPageChangedEvent)):
        cfg = event.request.cfg
        pagename = event.page.page_name
        if cfg.cache.page_dict_regexact.search(pagename) or \
           cfg.cache.page_group_regexact.search(pagename):
            return handle_groupsdicts_changed(event)


def handle_groupsdicts_changed(event):
    """ Handles events related to groups and dicts page changes:
        Scans all pages matching the dict / group regex and pickles the
        data to disk.
    """
    request = event.request
    page = event.page

    logging.debug("groupsdicts changed: %r, scan_dicts started", page.page_name)
    del request.dicts
    gd = wikidicts.GroupDict(request)
    gd.scan_dicts()
    logging.debug("groupsdicts changed: scan_dicts finished")