root/backrefpatch/0.11/backref.patch

trac/ticket/web_ui.py

@@ -476 +476 @@
-                         # Store a timestamp for detecting "mid air collisions"
-                         'timestamp': str(ticket.time_changed)})
-
+        data['backrefs'] = self._get_backrefs(context, ticket)
+ 
-        self._insert_ticket_data(req, ticket, data,
-                                 get_reporter_id(req, 'author'), field_changes)
-
@@ -1000 +1002 @@
-        for key in field_changes:
-            ticket[key] = field_changes[key]['new']
-
+    def _get_backrefs(self, context, ticket):
+        id = ticket.id
+        cursor = context.db.cursor()
+        refs = []
+
+        cursor.execute("SELECT 'ticket', id, description "
+                       "FROM ticket WHERE description LIKE '%%#%s%%' "
+                       " OR description LIKE '%%ticket:%s%%' "
+                       "UNION "
+                       "SELECT 'ticket', t.id, newvalue "
+                       "FROM ticket_change c JOIN ticket t on c.ticket = t.id "
+                       "WHERE newvalue LIKE '%%#%s%%' "
+                       " OR newvalue LIKE '%%ticket:%s%%' "
+                       "UNION "
+                       "SELECT 'changeset', rev, message "
+                       "FROM revision WHERE message LIKE '%%#%s%%' "
+                       " OR message LIKE '%%ticket:%s%%' "
+                       "UNION "
+                       "SELECT 'wiki', name, text "
+                       "FROM wiki WHERE (text LIKE '%%#%s%%' "
+                       " OR text LIKE '%%ticket:%s%%') "
+                       "AND version = (SELECT max(version) FROM wiki w "
+                       " WHERE w.name = wiki.name) "
+                       "ORDER BY 1 desc, 2"
+                       % ((id,) * 8))
+
+        for idx, row in enumerate(cursor):
+            rtyp, rid, text = row
+            # check whether the link is an single word
+            if re.search(r"(\W|^)#%s(\W|$)" % id, text):
+                refs.append(context(rtyp, rid)) 
+        return refs
+
-    def _prepare_fields(self, req, ticket):
-        context = Context.from_request(req, ticket.resource)
-        fields = []

trac/ticket/templates/ticket.html

@@ -186 +186 @@
-              </div>
-              <br py:if="not ticket.description" style="clear: both" />
-            </div>
+
+            <div py:if="backrefs">
+               <div class="description">
+                    <h3 id="comment:bakref">Referenced by</h3>
+                    <div class="searchable">
+                        <py:for each="ref in backrefs">
+                            <a class="new ticket" 
+                            href="${ref.resource_href(q='#%i ticket:%i' % ((ticket.id, )*2))}" 
+                            title="${[ref.summary(),''][ref.summary()==ref.shortname()]}"
+                            >${ref.shortname()}</a>
+                        </py:for>
+                    </div>
+               </div>
+            </div>
+
-        </div>
-      </fieldset>
-      <!--! End of ticket box -->

trac/versioncontrol/web_ui/changeset.py

@@ -611 +611 @@
-                info = None
-            changes.append(info) # the sequence should be immutable
-
+        data['backrefs'] = self._get_backrefs(context, rev)
+
-        data.update({'has_diffs': has_diffs, 'changes': changes, 'xhr': xhr,
-                     'filestats': filestats, 'annotated': annotated,
-                     'files': files, 'location': self._get_location(files),
@@ -931 +933 @@
-                                            old=data['old_rev']) + query
-        return tag.a(label, class_="changeset", title=title, href=href)
-
+    def _get_backrefs(self, context, rev):
+        cursor = context.db.cursor()
+        refs = []
+
+        cursor.execute("SELECT 'ticket', id, description "
+                       "FROM ticket WHERE description LIKE '%%[%s]%%' "
+                       " OR description LIKE '%%r%s%%' "
+                       " OR description LIKE '%%changeset:%s%%' "
+                       "UNION "
+                       "SELECT 'ticket', t.id, newvalue "
+                       "FROM ticket_change c JOIN ticket t on c.ticket = t.id "
+                       "WHERE newvalue LIKE '%%[%s%%' "
+                       " OR newvalue LIKE '%%r:%s%%' "
+                       " OR newvalue LIKE '%%changeset:%s%%' "
+                       "UNION "
+                       "SELECT 'changeset', rev, message "
+                       "FROM revision WHERE message LIKE '%%[%s]%%' "
+                       " OR message LIKE '%%r:%s%%' "
+                       " OR message LIKE '%%changeset:%s%%' "
+                       "UNION "
+                       "SELECT 'wiki', name, text "
+                       "FROM wiki WHERE (text LIKE '%%[%s]%%' "
+                       " OR text LIKE '%%r:%s%%' "
+                       " OR text LIKE '%%changeset:%s%%' ) "
+                       " AND version = (SELECT max(version) FROM wiki w "
+                       " WHERE w.name = wiki.name) "
+                       "ORDER BY 1 desc, 2"
+                       % ((rev,) * 12))
+
+        for idx, row in enumerate(cursor):
+            rtyp, rid, text = row
+            # check whether the link is an single word
+            if re.search(r"(\W|^)(\[|r:|changeset:)%s\]?(\W|$)" % id, text) or 1:
+                refs.append(context(rtyp, rid)) 
+        return refs
+
-    # ISearchSource methods
-
-    def get_search_filters(self, req):

trac/versioncontrol/templates/changeset.html

@@ -116 +116 @@
-            </py:when>
-            <py:otherwise><pre>${changeset.message}</pre></py:otherwise>
-          </dd>
+
+          <py:if test="backrefs">
+             <dt class="property message">Referenced&nbsp;by:</dt>
+             <dd class="message searchable">
+                <py:for each="ref in backrefs">
+                    <a class="new ticket" 
+                    href="${ref.resource_href(q='[%i] r%i changeset:%i' % ((context.id,)*3))}" 
+                    title="${[ref.summary(),''][ref.summary()==ref.shortname()]}"
+                    >${ref.shortname()}</a>
+                </py:for>
+             </dd>
+          </py:if>
+
-        </py:if>
-        <py:if test="location and len(files) &gt; 1">
-          <dt class="property location">Location:</dt>

trac/wiki/web_ui.py

@@ -491 +491 @@
-                     WikiSystem(self.env).get_pages(prefix) if
-                     'WIKI_VIEW' in req.perm('wiki', template)]
-
+        data['backrefs'] = self._get_backrefs(context, page)
+ 
-        # -- prev/up/next links
-        if prev_version:
-            add_link(req, 'prev',
@@ -532 +534 @@
-                                                    action='diff',
-                                                    version=page.version))
-
+    def _get_backrefs(self, context, page):
+        id = page.id
+        cursor = context.db.cursor()
+        refs = []
+
+        cursor.execute("SELECT 'ticket', id, description "
+                       "FROM ticket WHERE description LIKE '%%%s%%' "
+                       "UNION "
+                       "SELECT 'ticket', t.id, newvalue "
+                       "FROM ticket_change c JOIN ticket t on c.ticket = t.id "
+                       "WHERE newvalue LIKE '%%%s%%' "
+                       "UNION "
+                       "SELECT 'changeset', rev, message "
+                       "FROM revision WHERE message LIKE '%%%s%%' "
+                       "UNION "
+                       "SELECT 'wiki', name, text "
+                       "FROM wiki WHERE text LIKE '%%%s%%' "
+                       "AND version = (SELECT max(version) FROM wiki w "
+                       " WHERE w.name = wiki.name) "
+                       "ORDER BY 1 desc, 2"
+                       % ((id,) * 4))
+
+        for idx, row in enumerate(cursor):
+            rtyp, rid, text = row
+            # check whether the link is an single word
+            if re.search(r"(\W|^)(wiki:)?%s(\W|$)" % id, text):
+                refs.append(context(rtyp, rid)) 
+        return refs
+
-    # ITimelineEventProvider methods
-
-    def get_timeline_filters(self, req):

trac/wiki/templates/wiki_view.html

@@ -43 +43 @@
-
-      ${list_of_attachments(attachments, compact=True)}
-
+      <py:if test="backrefs">
+         <p>Referenced&nbsp;by:
+         <py:for each="ref in backrefs">
+             <a class="new ticket" 
+             href="${ref.resource_href(q=context.id)}" 
+             title="${[ref.summary(),''][ref.summary()==ref.shortname()]}"
+             >${ref.shortname()}</a>
+         </py:for></p>
+      </py:if>
+
-      <py:with vars="modify_perm = 'WIKI_MODIFY' in perm(page.resource);
-                     delete_perm = 'WIKI_DELETE' in perm(page.resource);
-                     admin_perm = 'WIKI_ADMIN' in perm(page.resource)">