Python TagSystem.reparent_tags方法代码示例

# 需要导入模块: from tractags.api import TagSystem [as 别名]
# 或者: from tractags.api.TagSystem import reparent_tags [as 别名]
 def wiki_page_renamed(self, page, old_name):
     """Called when a page has been renamed (since Trac 0.12)."""
     new_resource = Resource('wiki', page.name)
     old_resource = Resource('wiki', old_name)
     self.log.debug("Moving tags from %s to %s",
                    old_resource.id, new_resource.id)
     tag_system = TagSystem(self.env)
     # XXX Ugh. Hopefully this will be sufficient to fool any endpoints.
     from trac.test import Mock, MockPerm
     req = Mock(authname='anonymous', perm=MockPerm())
     tag_system.reparent_tags(req, old_resource, new_resource)

# 需要导入模块: from tractags.api import TagSystem [as 别名]
# 或者: from tractags.api.TagSystem import reparent_tags [as 别名]
class WikiTagInterface(TagTemplateProvider):
    """[main] Implements the user interface for tagging Wiki pages."""

    implements(IRequestFilter, ITemplateStreamFilter,
               IWikiChangeListener, IWikiPageManipulator)

    def __init__(self):
        self.tag_system = TagSystem(self.env)

    # IRequestFilter methods

    def pre_process_request(self, req, handler):
        return handler

    def post_process_request(self, req, template, data, content_type):
        if template is not None:
            if req.method == 'GET' and req.path_info.startswith('/wiki/'):
                if req.args.get('action') == 'edit' and \
                        req.args.get('template') and 'tags' not in req.args:
                    self._post_process_request_edit(req)
                if req.args.get('action') == 'history' and \
                        data and 'history' in data:
                    self._post_process_request_history(req, data)
            elif req.method == 'POST' and \
                    req.path_info.startswith('/wiki/') and \
                    'save' in req.args:
                requests.reset()
        return template, data, content_type

    # ITemplateStreamFilter methods
    def filter_stream(self, req, method, filename, stream, data):
        page_name = req.args.get('page', 'WikiStart')
        resource = Resource('wiki', page_name)
        if filename == 'wiki_view.html' and 'TAGS_VIEW' in req.perm(resource):
            return self._wiki_view(req, stream)
        elif filename == 'wiki_edit.html' and \
                         'TAGS_MODIFY' in req.perm(resource):
            return self._wiki_edit(req, stream)
        elif filename == 'history_view.html' and \
                         'TAGS_VIEW' in req.perm(resource):
            return self._wiki_history(req, stream)
        return stream

    # IWikiPageManipulator methods
    def prepare_wiki_page(self, req, page, fields):
        pass

    def validate_wiki_page(self, req, page):
        # If we're saving the wiki page, and can modify tags, do so.
        if req and 'TAGS_MODIFY' in req.perm(page.resource) \
                and req.path_info.startswith('/wiki') and 'save' in req.args:
            page_modified = req.args.get('text') != page.old_text or \
                    page.readonly != int('readonly' in req.args)
            if page_modified:
                requests.set(req)
                req.add_redirect_listener(self._redirect_listener)
            elif page.version > 0:
                # If the page hasn't been otherwise modified, save tags and
                # redirect to avoid the "page has not been modified" warning.
                if self._update_tags(req, page):
                    req.redirect(get_resource_url(self.env, page.resource,
                                                  req.href, version=None))
        return []

    # IWikiChangeListener methods
    def wiki_page_added(self, page):
        req = requests.get()
        if req:
            self._update_tags(req, page, page.time)

    def wiki_page_changed(self, page, version, t, comment, author, ipnr):
        req = requests.get()
        if req:
            self._update_tags(req, page, page.time)

    def wiki_page_renamed(self, page, old_name):
        """Called when a page has been renamed (since Trac 0.12)."""
        self.log.debug("Moving wiki page tags from %s to %s",
                       old_name, page.name)
        req = MockReq()
        self.tag_system.reparent_tags(req, Resource('wiki', page.name),
                                      old_name)

    def wiki_page_deleted(self, page):
        # Page gone, so remove all records on it.
        delete_tags(self.env, page.resource, purge=True)

    def wiki_page_version_deleted(self, page):
        pass

    # Internal methods
    def _page_tags(self, req):
        pagename = req.args.get('page', 'WikiStart')
        version = req.args.get('version')
        tags_version = req.args.get('tags_version')

        page = WikiPage(self.env, pagename, version=version)
        resource = page.resource
        if version and not tags_version:
            tags_version = page.time
#.........这里部分代码省略.........