[PATCH 04 of 12 V2] bookmarks: rewrite pushing bookmarks in "localrepository.push()" by "compare()"

[FUJIWARA Katsunori]

# HG changeset patch
# User FUJIWARA Katsunori <foozy at lares.dti.ne.jp>
# Date 1379858556 -32400
#      Sun Sep 22 23:02:36 2013 +0900
# Node ID ca756257986f99543b997976f096e8f9cd50ba4c
# Parent  474ac158844b0e55423971e4b8345318796e6305
bookmarks: rewrite pushing bookmarks in "localrepository.push()" by "compare()"

This patch adds "updateremote()", which uses "compare()" to compare
bookmarks between the local and the remote repositories, to replace
pushing local bookmarks in "localrepository.push()".

diff --git a/mercurial/bookmarks.py b/mercurial/bookmarks.py
--- a/mercurial/bookmarks.py
+++ b/mercurial/bookmarks.py
@@ -362,6 +362,21 @@
     if changed:
         localmarks.write()
 
+def updateremote(ui, repo, remote, revs):
+    ui.debug("checking for updated bookmarks\n")
+    revnums = map(repo.changelog.rev, revs or [])
+    ancestors = [a for a in repo.changelog.ancestors(revnums, inclusive=True)]
+    results = compare(repo, repo._bookmarks, remote.listkeys('bookmarks'),
+                      srchex=hex)
+    for kind, b, scid, dcid in results:
+        if ((kind != 'advsrc') or
+            (ancestors and repo[scid].rev() not in ancestors)):
+            continue
+        if remote.pushkey('bookmarks', b, dcid, scid):
+            ui.status(_("updating bookmark %s\n") % b)
+        else:
+            ui.warn(_('updating bookmark %s failed!\n') % b)
+
 def pushtoremote(ui, repo, remote, targets):
     class InvalidBookmark(KeyError):
         """Exception raised when specified bookmark doesn't exist on
diff --git a/mercurial/localrepo.py b/mercurial/localrepo.py
--- a/mercurial/localrepo.py
+++ b/mercurial/localrepo.py
@@ -1945,27 +1945,7 @@
             if locallock is not None:
                 locallock.release()
 
-        self.ui.debug("checking for updated bookmarks\n")
-        rb = remote.listkeys('bookmarks')
-        revnums = map(unfi.changelog.rev, revs or [])
-        ancestors = [
-            a for a in unfi.changelog.ancestors(revnums, inclusive=True)]
-        for k in rb.keys():
-            if k in unfi._bookmarks:
-                nr, nl = rb[k], hex(self._bookmarks[k])
-                if nr in unfi:
-                    cr = unfi[nr]
-                    cl = unfi[nl]
-                    if bookmarks.validdest(unfi, cr, cl):
-                        if ancestors and cl.rev() not in ancestors:
-                            continue
-                        r = remote.pushkey('bookmarks', k, nr, nl)
-                        if r:
-                            self.ui.status(_("updating bookmark %s\n") % k)
-                        else:
-                            self.ui.warn(_('updating bookmark %s'
-                                           ' failed!\n') % k)
-
+        bookmarks.updateremote(self.ui, unfi, remote, revs)
         return ret
 
     def changegroupinfo(self, nodes, source):