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# hglib.py - Mercurial API wrappers for TortoiseHg
#
# Copyright 2007 Steve Borho <steve@borho.org>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2, incorporated herein by reference.
import os
import sys
import shlex
import time
from mercurial import ui, util, extensions, match, bundlerepo, url
from mercurial import dispatch, encoding, templatefilters
_encoding = encoding.encoding
_encodingmode = encoding.encodingmode
_fallbackencoding = encoding.fallbackencoding
from tortoisehg.util import paths
from tortoisehg.util.i18n import _
from tortoisehg.util.hgversion import hgversion
def tounicode(s):
"""
Convert the encoding of string from MBCS to Unicode.
Based on mercurial.util.tolocal().
Return 'unicode' type string.
"""
if isinstance(s, unicode):
return s
for e in ('utf-8', _encoding):
try:
return s.decode(e, 'strict')
except UnicodeDecodeError:
pass
return s.decode(_fallbackencoding, 'replace')
def toutf(s):
"""
Convert the encoding of string from MBCS to UTF-8.
Return 'str' type string.
"""
return tounicode(s).encode('utf-8')
def fromutf(s):
"""
Convert the encoding of string from UTF-8 to MBCS
Return 'str' type string.
"""
try:
return s.decode('utf-8').encode(_encoding)
except (UnicodeDecodeError, UnicodeEncodeError):
pass
try:
return s.decode('utf-8').encode(_fallbackencoding)
except (UnicodeDecodeError, UnicodeEncodeError):
pass
u = s.decode('utf-8', 'replace') # last ditch
return u.encode(_encoding, 'replace')
_tabwidth = None
def gettabwidth(ui):
global _tabwidth
if _tabwidth is not None:
return _tabwidth
tabwidth = ui.config('tortoisehg', 'tabwidth')
try:
tabwidth = int(tabwidth)
if tabwidth < 1 or tabwidth > 16:
tabwidth = 0
except (ValueError, TypeError):
tabwidth = 0
_tabwidth = tabwidth
return tabwidth
_maxdiff = None
def getmaxdiffsize(ui):
global _maxdiff
if _maxdiff is not None:
return _maxdiff
maxdiff = ui.config('tortoisehg', 'maxdiff')
try:
maxdiff = int(maxdiff)
if maxdiff < 1:
maxdiff = sys.maxint
except (ValueError, TypeError):
maxdiff = 1024 # 1MB by default
_maxdiff = maxdiff * 1024
return _maxdiff
def diffexpand(line):
'Expand tabs in a line of diff/patch text'
if _tabwidth is None:
gettabwidth(ui.ui())
if not _tabwidth or len(line) < 2:
return line
return line[0] + line[1:].expandtabs(_tabwidth)
def uiwrite(u, args):
'''
write args if there are buffers
returns True if the caller shall handle writing
'''
if u._buffers:
ui.ui.write(u, *args)
return False
return True
def invalidaterepo(repo):
repo.dirstate.invalidate()
if isinstance(repo, bundlerepo.bundlerepository):
# Work around a bug in hg-1.3. repo.invalidate() breaks
# overlay bundlerepos
return
repo.invalidate()
if '_bookmarks' in repo.__dict__:
repo._bookmarks = {}
if hasattr(repo, '_bookmarkcurrent'):
repo._bookmarkcurrent = None
if 'mq' in repo.__dict__: #do not create if it does not exist
repo.mq.invalidate()
def loadextension(ui, name):
# Between Mercurial revisions 1.2 and 1.3, extensions.load() stopped
# calling uisetup() after loading an extension. This could do
# unexpected things if you use an hg version < 1.3
extensions.load(ui, name, None)
mod = extensions.find(name)
uisetup = getattr(mod, 'uisetup', None)
if uisetup:
uisetup(ui)
def canonpaths(list):
'Get canonical paths (relative to root) for list of files'
# This is a horrible hack. Please remove this when HG acquires a
# decent case-folding solution.
canonpats = []
cwd = os.getcwd()
root = paths.find_root(cwd)
for f in list:
try:
canonpats.append(util.canonpath(root, cwd, f))
except util.Abort:
# Attempt to resolve case folding conflicts.
fu = f.upper()
cwdu = cwd.upper()
if fu.startswith(cwdu):
canonpats.append(util.canonpath(root, cwd, f[len(cwd+os.sep):]))
else:
# May already be canonical
canonpats.append(f)
return canonpats
def normpats(pats):
'Normalize file patterns'
normpats = []
for pat in pats:
kind, p = match._patsplit(pat, None)
if kind:
normpats.append(pat)
else:
if '[' in p or '{' in p or '*' in p or '?' in p:
normpats.append('glob:' + p)
else:
normpats.append('path:' + p)
return normpats
def mergetools(ui, values=None):
'returns the configured merge tools and the internal ones'
if values == None:
values = []
from mercurial import filemerge
for key, value in ui.configitems('merge-tools'):
t = key.split('.')[0]
if t not in values:
# Ensure the tool is installed
if filemerge._findtool(ui, t):
values.append(t)
values.append('internal:merge')
values.append('internal:prompt')
values.append('internal:dump')
values.append('internal:local')
values.append('internal:other')
values.append('internal:fail')
return values
def difftools(ui):
tools = {}
for cmd, path in ui.configitems('extdiff'):
if cmd.startswith('cmd.'):
cmd = cmd[4:]
if not path:
path = cmd
diffopts = ui.config('extdiff', 'opts.' + cmd, '')
diffopts = diffopts and [diffopts] or []
tools[cmd] = [path, diffopts]
elif cmd.startswith('opts.'):
continue
else:
# command = path opts
if path:
diffopts = shlex.split(path)
path = diffopts.pop(0)
else:
path, diffopts = cmd, []
tools[cmd] = [path, diffopts]
mt = []
mergetools(ui, mt)
for t in mt:
if t.startswith('internal:'):
continue
opts = ui.config('merge-tools', t + '.diffargs', '')
tools[t] = [t, shlex.split(opts)]
return tools
def hgcmd_toq(q, *args):
'''
Run an hg command in a background thread, pipe all output to a Queue
object. Assumes command is completely noninteractive.
'''
class Qui(ui.ui):
def __init__(self, src=None):
super(Qui, self).__init__(src)
self.setconfig('ui', 'interactive', 'off')
def write(self, *args):
if uiwrite(self, args):
for a in args:
q.put(str(a))
u = Qui()
for k, v in u.configitems('defaults'):
u.setconfig('defaults', k, '')
return dispatch._dispatch(u, list(args))
def get_reponame(repo):
if repo.ui.config('tortoisehg', 'fullpath', False):
name = repo.root
elif repo.ui.config('web', 'name', False):
name = repo.ui.config('web', 'name')
else:
name = os.path.basename(repo.root)
return toutf(name)
def displaytime(date):
return util.datestr(date, '%Y-%m-%d %H:%M:%S %1%2')
def utctime(date):
return time.strftime("%Y-%m-%d %H:%M:%S", time.gmtime(date[0]))
def age(date):
return templatefilters.age(date)
def username(user):
author = templatefilters.person(user)
if not author:
author = util.shortuser(user)
return author
def validate_synch_path(path, repo):
'''
Validate the path that must be used to sync operations (pull,
push, outgoing and incoming)
'''
return_path = path
for alias, path_aux in repo.ui.configitems('paths'):
if path == alias:
return_path = path_aux
elif path == url.hidepassword(path_aux):
return_path = path_aux
return return_path
def get_repo_bookmarks(repo, values=False):
if values:
return dict(repo._bookmarks)
else:
return repo._bookmarks.keys()
def is_rev_current(repo, rev):
'''
Returns True if the revision indicated by 'rev' is the current
working directory parent.
If rev is '' or None, it is assumed to mean 'tip'.
'''
if rev in ('', None):
rev = 'tip'
rev = repo.lookup(rev)
parents = repo.parents()
if len(parents) > 1:
return False
return rev == parents[0].node()
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