Changeset 144 in tracdarcs

Timestamp:

04/24/09 02:10:00 (4 years ago)

Author:

lele@…

Hash name:

20090424001000-97f81-a7483e7d32c4703249860876c6f3f0974a17b112

Message:

Show a link to the same changeset in other repositories

Location:

tracdarcs

Files:

• __init__.py (modified) (1 diff)
• components.py (modified) (2 diffs)
• repository.py (modified) (1 diff)

tracdarcs/__init__.py

@@ -22 +22 @@
     __version__ = "0.7"
 
-from tracdarcs.components import DarcsConnector, DarcsSetup
+from tracdarcs.components import DarcsConnector, DarcsSetup, \
+     EquivalentChangesetsRenderer

tracdarcs/components.py

@@ -22 +22 @@
 from trac.util.text import shorten_line
 from trac.versioncontrol import IRepositoryConnector, NoSuchChangeset
+from trac.versioncontrol.web_ui import IPropertyRenderer, RenderedProperty
+
 from trac.wiki import IWikiSyntaxProvider
 
@@ -162 +164 @@
             for stmt in connector.to_sql(t):
                 c.execute(stmt)
+
+class EquivalentChangesetsRenderer(Component):
+    implements(IPropertyRenderer)
+
+    def match_property(self, name, mode):
+        return (mode == 'revprop' and name == 'EqChangesets') and 5 or 0
+
+    def render_property(self, name, mode, context, props):
+        eqcsets = props[name]
+        eqlinks = [tag.a(repos or '(default)', class_="changeset",
+                         title="Equivalent patch %s in repository %s" % (
+                             rev, repos or '(default)'),
+                         href=context.href.changeset(rev, repos))
+                   for repos, rev in eqcsets]
+        return RenderedProperty(name='Present in:',
+                                name_attributes=[("class", "property")],
+                                content=tag([eqlinks]))

tracdarcs/repository.py

@@ -451 +451 @@
         # "Content-Encoding: gzip" that in turn may confuse the browser.
         # Darcs recognizes also extension-stripped hashnames.
-        return dict(Hashname=self.__hash[:-3])
+
+        props = dict(Hashname=self.__hash[:-3])
+
+        c = self.__db.cursor()
+        c.execute('SELECT dcs.repo_id, dcs.rev '
+                  'FROM darcs_changesets dcs, darcs_changesets dcs2 '
+                  'WHERE dcs2.repo_id = %s AND dcs2.rev = %s '
+                  '  AND dcs.hash = dcs2.hash '
+                  '  AND dcs.repo_id <> dcs2.repo_id', (self.repo_id, self.rev))
+        eqcsets = [(repo, rev) for repo,rev in c.fetchall()]
+        if eqcsets:
+            props['EqChangesets'] = eqcsets
+
+        return props