remote-hg: add custom local tag write code

diff --git a/contrib/remote-helpers/git-remote-bzr b/contrib/remote-helpers/git-remote-bzr
index 0bcf8c5835dbb1a974523397746f0b444e27b7b6..cc6609b2f8b74f26a3edae2603ebf8196310c06f 100755 (executable)
--- a/contrib/remote-helpers/git-remote-bzr
+++ b/contrib/remote-helpers/git-remote-bzr
@@ -25,6 +25,7 @@ bzrlib.plugin.load_plugins()
 
 import bzrlib.generate_ids
 import bzrlib.transport
+import bzrlib.errors
 
 import sys
 import os
@@ -93,7 +94,7 @@ class Marks:
         return self.last_mark
 
     def is_marked(self, rev):
-        return self.marks.has_key(rev)
+        return str(rev) in self.marks
 
     def new_mark(self, rev, mark):
         self.marks[rev] = mark
@@ -183,21 +184,24 @@ def get_filechanges(cur, prev):
 
     changes = cur.changes_from(prev)
 
+    def u(s):
+        return s.encode('utf-8')
+
     for path, fid, kind in changes.added:
-        modified[path] = fid
+        modified[u(path)] = fid
     for path, fid, kind in changes.removed:
-        removed[path] = None
+        removed[u(path)] = None
     for path, fid, kind, mod, _ in changes.modified:
-        modified[path] = fid
+        modified[u(path)] = fid
     for oldpath, newpath, fid, kind, mod, _ in changes.renamed:
-        removed[oldpath] = None
+        removed[u(oldpath)] = None
         if kind == 'directory':
             lst = cur.list_files(from_dir=newpath, recursive=True)
             for path, file_class, kind, fid, entry in lst:
                 if kind != 'directory':
-                    modified[newpath + '/' + path] = fid
+                    modified[u(newpath + '/' + path)] = fid
         else:
-            modified[newpath] = fid
+            modified[u(newpath)] = fid
 
     return modified, removed
 
@@ -245,7 +249,7 @@ def export_files(tree, files):
     return final
 
 def export_branch(branch, name):
-    global prefix, dirname
+    global prefix
 
     ref = '%s/heads/%s' % (prefix, name)
     tip = marks.get_tip(name)
@@ -331,13 +335,12 @@ def export_branch(branch, name):
     marks.set_tip(name, revid)
 
 def export_tag(repo, name):
-    global tags
-    try:
-        print "reset refs/tags/%s" % name
-        print "from :%u" % rev_to_mark(tags[name])
-        print
-    except KeyError:
-        warn("TODO: fetch tag '%s'" % name)
+    global tags, prefix
+
+    ref = '%s/tags/%s' % (prefix, name)
+    print "reset %s" % ref
+    print "from :%u" % rev_to_mark(tags[name])
+    print
 
 def do_import(parser):
     global dirname
@@ -512,6 +515,11 @@ class CustomTree():
     def get_symlink_target(self, file_id):
         return self.updates[file_id]['data']
 
+def c_style_unescape(string):
+    if string[0] == string[-1] == '"':
+        return string.decode('string-escape')[1:-1]
+    return string
+
 def parse_commit(parser):
     global marks, blob_marks, bmarks, parsed_refs
     global mode
@@ -551,6 +559,7 @@ def parse_commit(parser):
             f = { 'deleted' : True }
         else:
             die('Unknown file command: %s' % line)
+        path = c_style_unescape(path).decode('utf-8')
         files[path] = f
 
     repo = parser.repo
@@ -642,6 +651,7 @@ def do_capabilities(parser):
     print "import"
     print "export"
     print "refspec refs/heads/*:%s/heads/*" % prefix
+    print "refspec refs/tags/*:%s/tags/*" % prefix
 
     path = os.path.join(dirname, 'marks-git')
 
@@ -651,16 +661,25 @@ def do_capabilities(parser):
 
     print
 
+def ref_is_valid(name):
+    return not True in [c in name for c in '~^: \\']
+
 def do_list(parser):
     global tags
     print "? refs/heads/%s" % 'master'
 
-    history = parser.repo.revision_history()
-    for tag, revid in parser.repo.tags.get_tag_dict().items():
-        if revid not in history:
+    branch = parser.repo
+    branch.lock_read()
+    for tag, revid in branch.tags.get_tag_dict().items():
+        try:
+            branch.revision_id_to_dotted_revno(revid)
+        except bzrlib.errors.NoSuchRevision:
+            continue
+        if not ref_is_valid(tag):
             continue
         print "? refs/tags/%s" % tag
         tags[tag] = revid
+    branch.unlock()
     print "@refs/heads/%s HEAD" % 'master'
     print