# HG changeset patch
# User Christian Ebert <blacktrash@gmx.net>
# Date 1166081724 -3600
# Node ID 7e618d820490cd8ac8f6455e3febdd31391ad98a
# Parent  b9f2c0853da3bc1cf896a43a1c31cf757318fb9d
decodefilter branch: add decode filter with kwutil module

diff -r b9f2c0853da3 -r 7e618d820490 hgkw/hgkwdecode.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hgkw/hgkwdecode.py	Thu Dec 14 08:35:24 2006 +0100
@@ -0,0 +1,14 @@
+# $Hg: hgkwdecode.py,v$
+
+from mercurial.demandload import demandload
+demandload(globals(), 'hgkw:kwutil mercurial:localrepo re sys')
+
+def kwdecode():
+    '''Expands keywords into IO stream.'''
+
+    lr = localrepo.localrepository(None)
+
+    kword = kwutil.mkkw(lr, tip=False, node='')
+    re_kw = kwutil.rekw()
+
+    sys.stdout.write(re_kw.sub(kword, sys.stdin.read()))
diff -r b9f2c0853da3 -r 7e618d820490 hgkw/kwutil.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hgkw/kwutil.py	Thu Dec 14 08:35:24 2006 +0100
@@ -0,0 +1,29 @@
+# $Hg: kwutil.py,v$
+
+from mercurial.demandload import demandload
+demandload(globals(), 'mercurial:util re')
+
+def mkkw(repo, tip=False, node=''):
+    '''Gathers info for Hg keyword and returns it as raw replacement string.'''
+
+    # get hex
+    if tip:
+        parent1 = repo.changelog.tip()
+    else:
+        parent1 = repo.dirstate.parents()[0]
+
+    if not node:
+        node = repo.changectx(parent1)
+
+    user, date = repo.changelog.read(parent1)[1:3]
+    user = util.shortuser(user)
+    date = util.datestr(date=date, format=util.defaultdateformats[0])
+                                               # %Y-%m-%d %H:%M:%S
+
+    return r'\1 %s %s %s $' % (node, date, user)
+
+
+def rekw():
+    '''Returns compiled regex to detect hg keywords.'''
+
+    return re.compile(r'([$]Hg: .+?,v).*?\$')
diff -r b9f2c0853da3 -r 7e618d820490 hgkwdecode
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hgkwdecode	Thu Dec 14 08:35:24 2006 +0100
@@ -0,0 +1,6 @@
+#!/usr/bin/env python
+# $Hg: hgkwdecode,v$
+
+from hgkw import hgkwdecode
+
+hgkwdecode.kwdecode()