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comparison upmana/mercurial/encoding.py @ 135:dcf4fbe09b70 beta

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Traipse Beta 'OpenRPG' {091010-00} Traipse is a distribution of OpenRPG that is designed to be easy to setup and go. Traipse also makes it easy for developers to work on code without fear of sacrifice. 'Ornery-Orc' continues the trend of 'Grumpy' and adds fixes to the code. 'Ornery-Orc's main goal is to offer more advanced features and enhance the productivity of the user. Update Summary (Beta) Added Bookmarks Fix to Remote Admin Commands Minor fix to text based Server Fix to Pretty Print, from Core Fix to Splitter Nodes not being created Fix to massive amounts of images loading, from Core Added 'boot' command to remote admin Added confirmation window for sent nodes Minor changes to allow for portability to an OpenSUSE linux OS Miniatures Layer pop up box allows users to turn off Mini labels, from FlexiRPG Zoom Mouse plugin added Images added to Plugin UI Switching to Element Tree Map efficiency, from FlexiRPG Added Status Bar to Update Manager default_manifest.xml renamed to default_upmana.xml Cleaner clode for saved repositories New TrueDebug Class in orpg_log (See documentation for usage) Mercurial's hgweb folder is ported to upmana **Pretty important update that can help remove thousands of dead children from your gametree. **Children, <forms />, <group_atts />, <horizontal />, <cols />, <rows />, <height />, etc... are all tags now. Check your gametree and look for dead children!! **New Gamtree Recusion method, mapping, and context sensitivity. !!Alpha - Watch out for infinite loops!!
author sirebral
date Tue, 10 Nov 2009 14:11:28 -0600
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101:394ebb3b6a0f 135:dcf4fbe09b70
1 # encoding.py - character transcoding support for Mercurial
2 #
3 # Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others
4 #
5 # This software may be used and distributed according to the terms of the
6 # GNU General Public License version 2, incorporated herein by reference.
7
8 import error
9 import sys, unicodedata, locale, os
10
11 _encodingfixup = {'646': 'ascii', 'ANSI_X3.4-1968': 'ascii'}
12
13 try:
14 encoding = os.environ.get("HGENCODING")
15 if sys.platform == 'darwin' and not encoding:
16 # On darwin, getpreferredencoding ignores the locale environment and
17 # always returns mac-roman. We override this if the environment is
18 # not C (has been customized by the user).
19 locale.setlocale(locale.LC_CTYPE, '')
20 encoding = locale.getlocale()[1]
21 if not encoding:
22 encoding = locale.getpreferredencoding() or 'ascii'
23 encoding = _encodingfixup.get(encoding, encoding)
24 except locale.Error:
25 encoding = 'ascii'
26 encodingmode = os.environ.get("HGENCODINGMODE", "strict")
27 fallbackencoding = 'ISO-8859-1'
28
29 def tolocal(s):
30 """
31 Convert a string from internal UTF-8 to local encoding
32
33 All internal strings should be UTF-8 but some repos before the
34 implementation of locale support may contain latin1 or possibly
35 other character sets. We attempt to decode everything strictly
36 using UTF-8, then Latin-1, and failing that, we use UTF-8 and
37 replace unknown characters.
38 """
39 for e in ('UTF-8', fallbackencoding):
40 try:
41 u = s.decode(e) # attempt strict decoding
42 return u.encode(encoding, "replace")
43 except LookupError, k:
44 raise error.Abort("%s, please check your locale settings" % k)
45 except UnicodeDecodeError:
46 pass
47 u = s.decode("utf-8", "replace") # last ditch
48 return u.encode(encoding, "replace")
49
50 def fromlocal(s):
51 """
52 Convert a string from the local character encoding to UTF-8
53
54 We attempt to decode strings using the encoding mode set by
55 HGENCODINGMODE, which defaults to 'strict'. In this mode, unknown
56 characters will cause an error message. Other modes include
57 'replace', which replaces unknown characters with a special
58 Unicode character, and 'ignore', which drops the character.
59 """
60 try:
61 return s.decode(encoding, encodingmode).encode("utf-8")
62 except UnicodeDecodeError, inst:
63 sub = s[max(0, inst.start-10):inst.start+10]
64 raise error.Abort("decoding near '%s': %s!" % (sub, inst))
65 except LookupError, k:
66 raise error.Abort("%s, please check your locale settings" % k)
67
68 def colwidth(s):
69 "Find the column width of a UTF-8 string for display"
70 d = s.decode(encoding, 'replace')
71 if hasattr(unicodedata, 'east_asian_width'):
72 w = unicodedata.east_asian_width
73 return sum([w(c) in 'WF' and 2 or 1 for c in d])
74 return len(d)
75