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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 traceback
import shlib
import time
from mercurial import hg, ui, util, extensions, commands, hook
from i18n import _
import paths
from mercurial.error import RepoError, ParseError, LookupError
from mercurial.error import UnknownCommand, AmbiguousCommand
from mercurial import dispatch, encoding, util
_encoding = encoding.encoding
_encodingmode = encoding.encodingmode
_fallbackencoding = encoding.fallbackencoding
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:
pass
except UnicodeEncodeError:
pass
return s.decode('utf-8').encode(_fallbackencoding)
_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.invalidate()
repo.dirstate.invalidate()
if 'mq' in repo.__dict__: #do not create if it does not exist
repo.mq.invalidate()
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 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 hgcmd_toq(path, 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 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]))
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