Mercurial > babel > old > mirror
annotate babel/messages/catalog.py @ 212:2c00a52bc073
When parsing catalog headers, look for the content-type first, to be able to use a specified encoding on all other headers.
author | cmlenz |
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date | Thu, 05 Jul 2007 17:25:13 +0000 |
parents | 6cd31048eb5c |
children | bd8b1301b27e |
rev | line source |
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1 # -*- coding: utf-8 -*- |
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2 # |
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3 # Copyright (C) 2007 Edgewall Software |
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4 # All rights reserved. |
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5 # |
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6 # This software is licensed as described in the file COPYING, which |
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7 # you should have received as part of this distribution. The terms |
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8 # are also available at http://babel.edgewall.org/wiki/License. |
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9 # |
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10 # This software consists of voluntary contributions made by many |
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11 # individuals. For the exact contribution history, see the revision |
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12 # history and logs, available at http://babel.edgewall.org/log/. |
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13 |
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14 """Data structures for message catalogs.""" |
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15 |
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16 from cgi import parse_header |
69 | 17 from datetime import datetime |
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18 from difflib import get_close_matches |
108
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19 from email import message_from_string |
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20 import re |
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21 try: |
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22 set |
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23 except NameError: |
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24 from sets import Set as set |
69 | 25 import time |
58
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26 |
69 | 27 from babel import __version__ as VERSION |
66 | 28 from babel.core import Locale |
133
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29 from babel.dates import format_datetime |
69 | 30 from babel.messages.plurals import PLURALS |
108
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31 from babel.util import odict, LOCALTZ, UTC, FixedOffsetTimezone |
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32 |
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33 __all__ = ['Message', 'Catalog'] |
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34 __docformat__ = 'restructuredtext en' |
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35 |
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36 PYTHON_FORMAT = re.compile(r'\%(\([\w]+\))?[diouxXeEfFgGcrs]').search |
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37 |
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38 |
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39 class Message(object): |
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40 """Representation of a single message in a catalog.""" |
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41 |
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42 def __init__(self, id, string=u'', locations=(), flags=(), auto_comments=(), |
205 | 43 user_comments=(), previous_id=()): |
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44 """Create the message object. |
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45 |
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46 :param id: the message ID, or a ``(singular, plural)`` tuple for |
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47 pluralizable messages |
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48 :param string: the translated message string, or a |
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49 ``(singular, plural)`` tuple for pluralizable messages |
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50 :param locations: a sequence of ``(filenname, lineno)`` tuples |
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51 :param flags: a set or sequence of flags |
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52 :param auto_comments: a sequence of automatic comments for the message |
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53 :param user_comments: a sequence of user comments for the message |
205 | 54 :param previous_id: the previous message ID, or a ``(singular, plural)`` |
55 tuple for pluralizable messages | |
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56 """ |
109 | 57 self.id = id #: The message ID |
70 | 58 if not string and self.pluralizable: |
59 string = (u'', u'') | |
109 | 60 self.string = string #: The message translation |
72
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61 self.locations = list(locations) |
58
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62 self.flags = set(flags) |
69 | 63 if id and self.python_format: |
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64 self.flags.add('python-format') |
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65 else: |
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66 self.flags.discard('python-format') |
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67 self.auto_comments = list(auto_comments) |
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68 self.user_comments = list(user_comments) |
205 | 69 if isinstance(previous_id, basestring): |
70 self.previous_id = [previous_id] | |
202
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71 else: |
205 | 72 self.previous_id = list(previous_id) |
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73 |
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74 def __repr__(self): |
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75 return '<%s %r (flags: %r)>' % (type(self).__name__, self.id, |
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76 list(self.flags)) |
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77 |
69 | 78 def fuzzy(self): |
79 return 'fuzzy' in self.flags | |
80 fuzzy = property(fuzzy, doc="""\ | |
81 Whether the translation is fuzzy. | |
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82 |
69 | 83 >>> Message('foo').fuzzy |
84 False | |
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85 >>> msg = Message('foo', 'foo', flags=['fuzzy']) |
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86 >>> msg.fuzzy |
69 | 87 True |
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88 >>> msg |
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89 <Message 'foo' (flags: ['fuzzy'])> |
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90 |
69 | 91 :type: `bool` |
92 """) | |
93 | |
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94 def pluralizable(self): |
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95 return isinstance(self.id, (list, tuple)) |
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96 pluralizable = property(pluralizable, doc="""\ |
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97 Whether the message is plurizable. |
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98 |
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99 >>> Message('foo').pluralizable |
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100 False |
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101 >>> Message(('foo', 'bar')).pluralizable |
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102 True |
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103 |
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104 :type: `bool` |
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105 """) |
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106 |
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107 def python_format(self): |
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108 ids = self.id |
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109 if not isinstance(ids, (list, tuple)): |
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110 ids = [ids] |
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111 return bool(filter(None, [PYTHON_FORMAT(id) for id in ids])) |
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112 python_format = property(python_format, doc="""\ |
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113 Whether the message contains Python-style parameters. |
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114 |
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115 >>> Message('foo %(name)s bar').python_format |
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116 True |
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117 >>> Message(('foo %(name)s', 'foo %(name)s')).python_format |
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118 True |
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119 |
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120 :type: `bool` |
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121 """) |
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122 |
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123 |
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124 DEFAULT_HEADER = u"""\ |
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125 # Translations template for PROJECT. |
122 | 126 # Copyright (C) YEAR ORGANIZATION |
106
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127 # This file is distributed under the same license as the PROJECT project. |
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128 # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR. |
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129 #""" |
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130 |
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131 |
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132 class Catalog(object): |
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133 """Representation of a message catalog.""" |
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134 |
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135 def __init__(self, locale=None, domain=None, header_comment=DEFAULT_HEADER, |
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136 project=None, version=None, copyright_holder=None, |
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137 msgid_bugs_address=None, creation_date=None, |
208
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138 revision_date=None, last_translator=None, language_team=None, |
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139 charset='utf-8', fuzzy=True): |
66 | 140 """Initialize the catalog object. |
202
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141 |
66 | 142 :param locale: the locale identifier or `Locale` object, or `None` |
143 if the catalog is not bound to a locale (which basically | |
144 means it's a template) | |
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145 :param domain: the message domain |
106
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146 :param header_comment: the header comment as string, or `None` for the |
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147 default header |
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148 :param project: the project's name |
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149 :param version: the project's version |
106
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150 :param copyright_holder: the copyright holder of the catalog |
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151 :param msgid_bugs_address: the email address or URL to submit bug |
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152 reports to |
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153 :param creation_date: the date the catalog was created |
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154 :param revision_date: the date the catalog was revised |
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155 :param last_translator: the name and email of the last translator |
208
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156 :param language_team: the name and email of the language team |
106
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157 :param charset: the encoding to use in the output |
177
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158 :param fuzzy: the fuzzy bit on the catalog header |
66 | 159 """ |
109 | 160 self.domain = domain #: The message domain |
66 | 161 if locale: |
162 locale = Locale.parse(locale) | |
109 | 163 self.locale = locale #: The locale or `None` |
106
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164 self._header_comment = header_comment |
69 | 165 self._messages = odict() |
166 | |
109 | 167 self.project = project or 'PROJECT' #: The project name |
168 self.version = version or 'VERSION' #: The project version | |
106
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169 self.copyright_holder = copyright_holder or 'ORGANIZATION' |
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170 self.msgid_bugs_address = msgid_bugs_address or 'EMAIL@ADDRESS' |
108
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171 |
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172 self.last_translator = last_translator or 'FULL NAME <EMAIL@ADDRESS>' |
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173 """Name and email address of the last translator.""" |
208
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174 self.language_team = language_team or 'LANGUAGE <LL@li.org>' |
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175 """Name and email address of the language team.""" |
108
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176 |
97
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177 self.charset = charset or 'utf-8' |
86
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178 |
69 | 179 if creation_date is None: |
99 | 180 creation_date = datetime.now(LOCALTZ) |
97
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181 elif isinstance(creation_date, datetime) and not creation_date.tzinfo: |
99 | 182 creation_date = creation_date.replace(tzinfo=LOCALTZ) |
109 | 183 self.creation_date = creation_date #: Creation date of the template |
69 | 184 if revision_date is None: |
99 | 185 revision_date = datetime.now(LOCALTZ) |
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186 elif isinstance(revision_date, datetime) and not revision_date.tzinfo: |
99 | 187 revision_date = revision_date.replace(tzinfo=LOCALTZ) |
109 | 188 self.revision_date = revision_date #: Last revision date of the catalog |
183
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189 self.fuzzy = fuzzy #: Catalog header fuzzy bit (`True` or `False`) |
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190 |
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191 self.obsolete = odict() #: Dictionary of obsolete messages |
69 | 192 |
109 | 193 def _get_header_comment(self): |
106
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194 comment = self._header_comment |
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195 comment = comment.replace('PROJECT', self.project) \ |
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196 .replace('VERSION', self.version) \ |
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197 .replace('YEAR', self.revision_date.strftime('%Y')) \ |
122 | 198 .replace('ORGANIZATION', self.copyright_holder) |
106
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199 if self.locale: |
109 | 200 comment = comment.replace('Translations template', '%s translations' |
201 % self.locale.english_name) | |
106
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202 return comment |
122 | 203 |
109 | 204 def _set_header_comment(self, string): |
106
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205 self._header_comment = string |
109 | 206 |
207 header_comment = property(_get_header_comment, _set_header_comment, doc="""\ | |
106
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208 The header comment for the catalog. |
202
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209 |
106
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210 >>> catalog = Catalog(project='Foobar', version='1.0', |
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211 ... copyright_holder='Foo Company') |
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212 >>> print catalog.header_comment |
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213 # Translations template for Foobar. |
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214 # Copyright (C) 2007 Foo Company |
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215 # This file is distributed under the same license as the Foobar project. |
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216 # FIRST AUTHOR <EMAIL@ADDRESS>, 2007. |
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217 # |
202
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218 |
122 | 219 The header can also be set from a string. Any known upper-case variables |
220 will be replaced when the header is retrieved again: | |
202
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221 |
122 | 222 >>> catalog = Catalog(project='Foobar', version='1.0', |
223 ... copyright_holder='Foo Company') | |
224 >>> catalog.header_comment = '''\\ | |
225 ... # The POT for my really cool PROJECT project. | |
226 ... # Copyright (C) 1990-2003 ORGANIZATION | |
227 ... # This file is distributed under the same license as the PROJECT | |
228 ... # project. | |
229 ... #''' | |
230 >>> print catalog.header_comment | |
231 # The POT for my really cool Foobar project. | |
232 # Copyright (C) 1990-2003 Foo Company | |
233 # This file is distributed under the same license as the Foobar | |
234 # project. | |
235 # | |
236 | |
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237 :type: `unicode` |
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238 """) |
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239 |
108
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240 def _get_mime_headers(self): |
69 | 241 headers = [] |
242 headers.append(('Project-Id-Version', | |
243 '%s %s' % (self.project, self.version))) | |
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244 headers.append(('Report-Msgid-Bugs-To', self.msgid_bugs_address)) |
69 | 245 headers.append(('POT-Creation-Date', |
133
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246 format_datetime(self.creation_date, 'yyyy-MM-dd HH:mmZ', |
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247 locale='en'))) |
69 | 248 if self.locale is None: |
249 headers.append(('PO-Revision-Date', 'YEAR-MO-DA HO:MI+ZONE')) | |
250 headers.append(('Last-Translator', 'FULL NAME <EMAIL@ADDRESS>')) | |
251 headers.append(('Language-Team', 'LANGUAGE <LL@li.org>')) | |
252 else: | |
253 headers.append(('PO-Revision-Date', | |
133
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254 format_datetime(self.revision_date, |
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255 'yyyy-MM-dd HH:mmZ', locale='en'))) |
69 | 256 headers.append(('Last-Translator', self.last_translator)) |
208
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257 headers.append(('Language-Team', |
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258 self.language_team.replace('LANGUAGE', |
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259 str(self.locale)))) |
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260 headers.append(('Plural-Forms', self.plural_forms)) |
69 | 261 headers.append(('MIME-Version', '1.0')) |
70 | 262 headers.append(('Content-Type', |
263 'text/plain; charset=%s' % self.charset)) | |
69 | 264 headers.append(('Content-Transfer-Encoding', '8bit')) |
107
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265 headers.append(('Generated-By', 'Babel %s\n' % VERSION)) |
69 | 266 return headers |
108
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267 |
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268 def _set_mime_headers(self, headers): |
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269 for name, value in headers: |
212
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270 if name == 'content-type': |
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271 mimetype, params = parse_header(value) |
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272 if 'charset' in params: |
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273 self.charset = params['charset'].lower() |
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274 break |
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275 for name, value in headers: |
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276 name = name.lower().decode(self.charset) |
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277 value = value.decode(self.charset) |
108
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278 if name == 'project-id-version': |
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279 parts = value.split(' ') |
212
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280 self.project = u' '.join(parts[:-1]) |
108
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281 self.version = parts[-1] |
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282 elif name == 'report-msgid-bugs-to': |
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283 self.msgid_bugs_address = value |
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284 elif name == 'last-translator': |
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285 self.last_translator = value |
208
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286 elif name == 'language-team': |
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287 self.language_team = value |
108
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288 elif name == 'pot-creation-date': |
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289 # FIXME: this should use dates.parse_datetime as soon as that |
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290 # is ready |
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291 value, tzoffset, _ = re.split('[+-](\d{4})$', value, 1) |
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292 tt = time.strptime(value, '%Y-%m-%d %H:%M') |
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293 ts = time.mktime(tt) |
122 | 294 tzoffset = FixedOffsetTimezone(int(tzoffset[:2]) * 60 + |
295 int(tzoffset[2:])) | |
123 | 296 dt = datetime.fromtimestamp(ts) |
297 self.creation_date = dt.replace(tzinfo=tzoffset) | |
108
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298 |
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299 mime_headers = property(_get_mime_headers, _set_mime_headers, doc="""\ |
69 | 300 The MIME headers of the catalog, used for the special ``msgid ""`` entry. |
202
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301 |
69 | 302 The behavior of this property changes slightly depending on whether a locale |
303 is set or not, the latter indicating that the catalog is actually a template | |
304 for actual translations. | |
202
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305 |
69 | 306 Here's an example of the output for such a catalog template: |
202
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307 |
97
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308 >>> created = datetime(1990, 4, 1, 15, 30, tzinfo=UTC) |
69 | 309 >>> catalog = Catalog(project='Foobar', version='1.0', |
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310 ... creation_date=created) |
106
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311 >>> for name, value in catalog.mime_headers: |
69 | 312 ... print '%s: %s' % (name, value) |
313 Project-Id-Version: Foobar 1.0 | |
80
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314 Report-Msgid-Bugs-To: EMAIL@ADDRESS |
69 | 315 POT-Creation-Date: 1990-04-01 15:30+0000 |
316 PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE | |
317 Last-Translator: FULL NAME <EMAIL@ADDRESS> | |
318 Language-Team: LANGUAGE <LL@li.org> | |
319 MIME-Version: 1.0 | |
320 Content-Type: text/plain; charset=utf-8 | |
321 Content-Transfer-Encoding: 8bit | |
322 Generated-By: Babel ... | |
202
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323 |
69 | 324 And here's an example of the output when the locale is set: |
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325 |
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326 >>> revised = datetime(1990, 8, 3, 12, 0, tzinfo=UTC) |
69 | 327 >>> catalog = Catalog(locale='de_DE', project='Foobar', version='1.0', |
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328 ... creation_date=created, revision_date=revised, |
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329 ... last_translator='John Doe <jd@example.com>', |
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330 ... language_team='de_DE <de@example.com>') |
106
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331 >>> for name, value in catalog.mime_headers: |
69 | 332 ... print '%s: %s' % (name, value) |
333 Project-Id-Version: Foobar 1.0 | |
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334 Report-Msgid-Bugs-To: EMAIL@ADDRESS |
69 | 335 POT-Creation-Date: 1990-04-01 15:30+0000 |
336 PO-Revision-Date: 1990-08-03 12:00+0000 | |
337 Last-Translator: John Doe <jd@example.com> | |
208
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338 Language-Team: de_DE <de@example.com> |
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339 Plural-Forms: nplurals=2; plural=(n != 1) |
69 | 340 MIME-Version: 1.0 |
341 Content-Type: text/plain; charset=utf-8 | |
342 Content-Transfer-Encoding: 8bit | |
343 Generated-By: Babel ... | |
202
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344 |
69 | 345 :type: `list` |
346 """) | |
347 | |
70 | 348 def num_plurals(self): |
349 num = 2 | |
350 if self.locale: | |
351 if str(self.locale) in PLURALS: | |
352 num = PLURALS[str(self.locale)][0] | |
353 elif self.locale.language in PLURALS: | |
354 num = PLURALS[self.locale.language][0] | |
355 return num | |
86
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356 num_plurals = property(num_plurals, doc="""\ |
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357 The number of plurals used by the locale. |
202
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358 |
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359 >>> Catalog(locale='en').num_plurals |
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360 2 |
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361 >>> Catalog(locale='cs_CZ').num_plurals |
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362 3 |
202
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363 |
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364 :type: `int` |
86
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365 """) |
70 | 366 |
69 | 367 def plural_forms(self): |
368 num, expr = ('INTEGER', 'EXPRESSION') | |
369 if self.locale: | |
370 if str(self.locale) in PLURALS: | |
371 num, expr = PLURALS[str(self.locale)] | |
372 elif self.locale.language in PLURALS: | |
373 num, expr = PLURALS[self.locale.language] | |
374 return 'nplurals=%s; plural=%s' % (num, expr) | |
375 plural_forms = property(plural_forms, doc="""\ | |
376 Return the plural forms declaration for the locale. | |
202
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377 |
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378 >>> Catalog(locale='en').plural_forms |
69 | 379 'nplurals=2; plural=(n != 1)' |
380 >>> Catalog(locale='pt_BR').plural_forms | |
381 'nplurals=2; plural=(n > 1)' | |
202
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382 |
69 | 383 :type: `str` |
384 """) | |
385 | |
386 def __contains__(self, id): | |
387 """Return whether the catalog has a message with the specified ID.""" | |
71
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388 return self._key_for(id) in self._messages |
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389 |
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390 def __len__(self): |
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391 """The number of messages in the catalog. |
202
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392 |
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393 This does not include the special ``msgid ""`` entry. |
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394 """ |
71
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395 return len(self._messages) |
58
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396 |
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397 def __iter__(self): |
66 | 398 """Iterates through all the entries in the catalog, in the order they |
399 were added, yielding a `Message` object for every entry. | |
202
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400 |
66 | 401 :rtype: ``iterator`` |
402 """ | |
69 | 403 buf = [] |
106
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404 for name, value in self.mime_headers: |
69 | 405 buf.append('%s: %s' % (name, value)) |
200
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406 flags = set() |
177
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407 if self.fuzzy: |
200
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408 flags |= set(['fuzzy']) |
212
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409 yield Message(u'', '\n'.join(buf), flags=flags) |
71
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410 for key in self._messages: |
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411 yield self._messages[key] |
58
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412 |
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413 def __repr__(self): |
66 | 414 locale = '' |
415 if self.locale: | |
416 locale = ' %s' % self.locale | |
417 return '<%s %r%s>' % (type(self).__name__, self.domain, locale) | |
58
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418 |
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419 def __delitem__(self, id): |
66 | 420 """Delete the message with the specified ID.""" |
71
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421 key = self._key_for(id) |
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422 if key in self._messages: |
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423 del self._messages[key] |
58
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424 |
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425 def __getitem__(self, id): |
66 | 426 """Return the message with the specified ID. |
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427 |
66 | 428 :param id: the message ID |
429 :return: the message with the specified ID, or `None` if no such message | |
430 is in the catalog | |
69 | 431 :rtype: `Message` |
66 | 432 """ |
71
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433 return self._messages.get(self._key_for(id)) |
58
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434 |
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435 def __setitem__(self, id, message): |
66 | 436 """Add or update the message with the specified ID. |
202
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437 |
66 | 438 >>> catalog = Catalog() |
439 >>> catalog[u'foo'] = Message(u'foo') | |
440 >>> catalog[u'foo'] | |
198
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441 <Message u'foo' (flags: [])> |
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442 |
66 | 443 If a message with that ID is already in the catalog, it is updated |
444 to include the locations and flags of the new message. | |
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445 |
66 | 446 >>> catalog = Catalog() |
447 >>> catalog[u'foo'] = Message(u'foo', locations=[('main.py', 1)]) | |
448 >>> catalog[u'foo'].locations | |
449 [('main.py', 1)] | |
450 >>> catalog[u'foo'] = Message(u'foo', locations=[('utils.py', 5)]) | |
451 >>> catalog[u'foo'].locations | |
452 [('main.py', 1), ('utils.py', 5)] | |
202
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453 |
66 | 454 :param id: the message ID |
455 :param message: the `Message` object | |
456 """ | |
58
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457 assert isinstance(message, Message), 'expected a Message object' |
71
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458 key = self._key_for(id) |
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459 current = self._messages.get(key) |
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460 if current: |
71
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461 if message.pluralizable and not current.pluralizable: |
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462 # The new message adds pluralization |
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463 current.id = message.id |
72
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464 current.string = message.string |
58
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465 current.locations.extend(message.locations) |
107
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466 current.auto_comments.extend(message.auto_comments) |
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467 current.user_comments.extend(message.user_comments) |
58
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468 current.flags |= message.flags |
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469 message = current |
108
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470 elif id == '': |
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471 # special treatment for the header message |
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472 headers = message_from_string(message.string.encode(self.charset)) |
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473 self.mime_headers = headers.items() |
122 | 474 self.header_comment = '\n'.join(['# %s' % comment for comment |
475 in message.user_comments]) | |
198
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476 self.fuzzy = message.fuzzy |
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477 else: |
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478 if isinstance(id, (list, tuple)): |
70 | 479 assert isinstance(message.string, (list, tuple)) |
71
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480 self._messages[key] = message |
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481 |
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482 def add(self, id, string=None, locations=(), flags=(), auto_comments=(), |
205 | 483 user_comments=(), previous_id=()): |
66 | 484 """Add or update the message with the specified ID. |
202
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485 |
66 | 486 >>> catalog = Catalog() |
487 >>> catalog.add(u'foo') | |
488 >>> catalog[u'foo'] | |
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489 <Message u'foo' (flags: [])> |
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490 |
66 | 491 This method simply constructs a `Message` object with the given |
492 arguments and invokes `__setitem__` with that object. | |
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493 |
66 | 494 :param id: the message ID, or a ``(singular, plural)`` tuple for |
495 pluralizable messages | |
496 :param string: the translated message string, or a | |
497 ``(singular, plural)`` tuple for pluralizable messages | |
498 :param locations: a sequence of ``(filenname, lineno)`` tuples | |
499 :param flags: a set or sequence of flags | |
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500 :param auto_comments: a sequence of automatic comments |
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501 :param user_comments: a sequence of user comments |
205 | 502 :param previous_id: the previous message ID, or a ``(singular, plural)`` |
503 tuple for pluralizable messages | |
66 | 504 """ |
107
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505 self[id] = Message(id, string, list(locations), flags, auto_comments, |
205 | 506 user_comments, previous_id) |
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507 |
205 | 508 def update(self, template, no_fuzzy_matching=False): |
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509 """Update the catalog based on the given template catalog. |
202
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510 |
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511 >>> from babel.messages import Catalog |
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512 >>> template = Catalog() |
190 | 513 >>> template.add('green', locations=[('main.py', 99)]) |
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514 >>> template.add('blue', locations=[('main.py', 100)]) |
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515 >>> template.add(('salad', 'salads'), locations=[('util.py', 42)]) |
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516 >>> catalog = Catalog(locale='de_DE') |
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517 >>> catalog.add('blue', u'blau', locations=[('main.py', 98)]) |
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518 >>> catalog.add('head', u'Kopf', locations=[('util.py', 33)]) |
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519 >>> catalog.add(('salad', 'salads'), (u'Salat', u'Salate'), |
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520 ... locations=[('util.py', 38)]) |
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521 |
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522 >>> catalog.update(template) |
165
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523 >>> len(catalog) |
190 | 524 3 |
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525 |
190 | 526 >>> msg1 = catalog['green'] |
165
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527 >>> msg1.string |
190 | 528 >>> msg1.locations |
529 [('main.py', 99)] | |
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530 |
190 | 531 >>> msg2 = catalog['blue'] |
532 >>> msg2.string | |
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533 u'blau' |
190 | 534 >>> msg2.locations |
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535 [('main.py', 100)] |
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536 |
190 | 537 >>> msg3 = catalog['salad'] |
538 >>> msg3.string | |
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539 (u'Salat', u'Salate') |
190 | 540 >>> msg3.locations |
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541 [('util.py', 42)] |
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542 |
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543 Messages that are in the catalog but not in the template are removed |
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544 from the main collection, but can still be accessed via the `obsolete` |
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545 member: |
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546 |
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547 >>> 'head' in catalog |
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548 False |
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549 >>> catalog.obsolete.values() |
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550 [<Message 'head' (flags: [])>] |
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551 |
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552 :param template: the reference catalog, usually read from a POT file |
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553 :param no_fuzzy_matching: whether to use fuzzy matching of message IDs |
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554 """ |
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555 messages = self._messages |
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556 self._messages = odict() |
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557 |
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558 for message in template: |
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559 if message.id: |
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560 key = self._key_for(message.id) |
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561 if key in messages: |
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562 oldmsg = messages.pop(key) |
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563 message.string = oldmsg.string |
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564 message.flags |= oldmsg.flags |
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565 self[message.id] = message |
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566 |
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567 else: |
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568 if no_fuzzy_matching is False: |
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569 # do some fuzzy matching with difflib |
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570 matches = get_close_matches(key.lower().strip(), |
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571 [self._key_for(msgid) for msgid in messages], 1) |
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572 if matches: |
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573 oldmsg = messages.pop(matches[0]) |
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574 message.string = oldmsg.string |
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575 message.flags |= oldmsg.flags | set([u'fuzzy']) |
205 | 576 if isinstance(oldmsg.id, basestring): |
577 message.previous_id = [oldmsg.id] | |
578 else: | |
579 message.previous_id = list(oldmsg.id) | |
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580 self[message.id] = message |
190 | 581 continue |
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582 |
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583 self[message.id] = message |
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584 |
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585 self.obsolete = messages |
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586 |
71
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587 def _key_for(self, id): |
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588 """The key for a message is just the singular ID even for pluralizable |
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589 messages. |
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590 """ |
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591 key = id |
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592 if isinstance(key, (list, tuple)): |
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593 key = id[0] |
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594 return key |