annotate babel/messages/catalog.py @ 198:74a346c7846d

Correctly handle non-ASCII chars in the catalog MIME headers.
author cmlenz
date Tue, 03 Jul 2007 16:01:41 +0000
parents 93a922d31eca
children 2983c718f6e2
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
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17 from datetime import datetime
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18 from difflib import get_close_matches
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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
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25 import time
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26
67
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27 from babel import __version__ as VERSION
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28 from babel.core import Locale
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29 from babel.dates import format_datetime
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30 from babel.messages.plurals import PLURALS
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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=(),
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43 user_comments=()):
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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
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54 """
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55 self.id = id #: The message ID
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56 if not string and self.pluralizable:
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57 string = (u'', u'')
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58 self.string = string #: The message translation
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59 self.locations = list(locations)
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60 self.flags = set(flags)
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61 if id and self.python_format:
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62 self.flags.add('python-format')
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63 else:
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64 self.flags.discard('python-format')
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65 self.auto_comments = list(auto_comments)
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66 self.user_comments = list(user_comments)
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67
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68 def __repr__(self):
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69 return '<%s %r (flags: %r)>' % (type(self).__name__, self.id,
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70 list(self.flags))
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71
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72 def fuzzy(self):
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73 return 'fuzzy' in self.flags
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74 fuzzy = property(fuzzy, doc="""\
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75 Whether the translation is fuzzy.
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76
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77 >>> Message('foo').fuzzy
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78 False
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79 >>> msg = Message('foo', 'foo', flags=['fuzzy'])
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80 >>> msg.fuzzy
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81 True
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82 >>> msg
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83 <Message 'foo' (flags: ['fuzzy'])>
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84
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85 :type: `bool`
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86 """)
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87
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88 def pluralizable(self):
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89 return isinstance(self.id, (list, tuple))
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90 pluralizable = property(pluralizable, doc="""\
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91 Whether the message is plurizable.
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92
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93 >>> Message('foo').pluralizable
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94 False
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95 >>> Message(('foo', 'bar')).pluralizable
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96 True
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97
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98 :type: `bool`
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99 """)
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100
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101 def python_format(self):
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102 ids = self.id
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103 if not isinstance(ids, (list, tuple)):
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104 ids = [ids]
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105 return bool(filter(None, [PYTHON_FORMAT(id) for id in ids]))
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106 python_format = property(python_format, doc="""\
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107 Whether the message contains Python-style parameters.
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108
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109 >>> Message('foo %(name)s bar').python_format
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110 True
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111 >>> Message(('foo %(name)s', 'foo %(name)s')).python_format
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112 True
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113
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114 :type: `bool`
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115 """)
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116
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117
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118 DEFAULT_HEADER = u"""\
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119 # Translations template for PROJECT.
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120 # Copyright (C) YEAR ORGANIZATION
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121 # This file is distributed under the same license as the PROJECT project.
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122 # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
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123 #"""
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124
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125
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126 class Catalog(object):
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127 """Representation of a message catalog."""
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128
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129 def __init__(self, locale=None, domain=None, header_comment=DEFAULT_HEADER,
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130 project=None, version=None, copyright_holder=None,
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131 msgid_bugs_address=None, creation_date=None,
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132 revision_date=None, last_translator=None, charset='utf-8',
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133 fuzzy=True):
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134 """Initialize the catalog object.
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135
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136 :param locale: the locale identifier or `Locale` object, or `None`
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137 if the catalog is not bound to a locale (which basically
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138 means it's a template)
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139 :param domain: the message domain
104
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140 :param header_comment: the header comment as string, or `None` for the
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141 default header
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142 :param project: the project's name
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143 :param version: the project's version
104
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144 :param copyright_holder: the copyright holder of the catalog
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145 :param msgid_bugs_address: the email address or URL to submit bug
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146 reports to
78
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147 :param creation_date: the date the catalog was created
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148 :param revision_date: the date the catalog was revised
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149 :param last_translator: the name and email of the last translator
104
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150 :param charset: the encoding to use in the output
175
3c4718fb7435 Changed the `__repr__` output to include the flags(it can be changed back, but it was usefull to implement the fuzzy header parsing).
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151 :param fuzzy: the fuzzy bit on the catalog header
64
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152 """
107
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153 self.domain = domain #: The message domain
64
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154 if locale:
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155 locale = Locale.parse(locale)
107
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156 self.locale = locale #: The locale or `None`
104
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157 self._header_comment = header_comment
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158 self._messages = odict()
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159
107
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160 self.project = project or 'PROJECT' #: The project name
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161 self.version = version or 'VERSION' #: The project version
104
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162 self.copyright_holder = copyright_holder or 'ORGANIZATION'
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163 self.msgid_bugs_address = msgid_bugs_address or 'EMAIL@ADDRESS'
106
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164
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165 self.last_translator = last_translator or 'FULL NAME <EMAIL@ADDRESS>'
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166 """Name and email address of the last translator."""
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167
95
008cd3f7d485 Fix for #11 (use local timezone in timestamps of generated POT).
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168 self.charset = charset or 'utf-8'
84
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169
67
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170 if creation_date is None:
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171 creation_date = datetime.now(LOCALTZ)
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172 elif isinstance(creation_date, datetime) and not creation_date.tzinfo:
97
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173 creation_date = creation_date.replace(tzinfo=LOCALTZ)
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174 self.creation_date = creation_date #: Creation date of the template
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175 if revision_date is None:
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176 revision_date = datetime.now(LOCALTZ)
95
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177 elif isinstance(revision_date, datetime) and not revision_date.tzinfo:
97
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178 revision_date = revision_date.replace(tzinfo=LOCALTZ)
107
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179 self.revision_date = revision_date #: Last revision date of the catalog
181
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180 self.fuzzy = fuzzy #: Catalog header fuzzy bit (`True` or `False`)
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181
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182 self.obsolete = odict() #: Dictionary of obsolete messages
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183
107
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184 def _get_header_comment(self):
104
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185 comment = self._header_comment
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186 comment = comment.replace('PROJECT', self.project) \
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187 .replace('VERSION', self.version) \
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188 .replace('YEAR', self.revision_date.strftime('%Y')) \
120
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189 .replace('ORGANIZATION', self.copyright_holder)
104
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190 if self.locale:
107
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191 comment = comment.replace('Translations template', '%s translations'
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192 % self.locale.english_name)
104
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193 return comment
120
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194
107
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195 def _set_header_comment(self, string):
104
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196 self._header_comment = string
107
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197
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198 header_comment = property(_get_header_comment, _set_header_comment, doc="""\
104
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199 The header comment for the catalog.
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200
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201 >>> catalog = Catalog(project='Foobar', version='1.0',
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202 ... copyright_holder='Foo Company')
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203 >>> print catalog.header_comment
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204 # Translations template for Foobar.
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205 # Copyright (C) 2007 Foo Company
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206 # This file is distributed under the same license as the Foobar project.
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207 # FIRST AUTHOR <EMAIL@ADDRESS>, 2007.
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208 #
106
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209
120
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210 The header can also be set from a string. Any known upper-case variables
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211 will be replaced when the header is retrieved again:
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212
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213 >>> catalog = Catalog(project='Foobar', version='1.0',
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214 ... copyright_holder='Foo Company')
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215 >>> catalog.header_comment = '''\\
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216 ... # The POT for my really cool PROJECT project.
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217 ... # Copyright (C) 1990-2003 ORGANIZATION
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218 ... # This file is distributed under the same license as the PROJECT
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219 ... # project.
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220 ... #'''
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221 >>> print catalog.header_comment
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222 # The POT for my really cool Foobar project.
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223 # Copyright (C) 1990-2003 Foo Company
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224 # This file is distributed under the same license as the Foobar
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225 # project.
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226 #
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227
104
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228 :type: `unicode`
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229 """)
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230
106
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231 def _get_mime_headers(self):
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232 headers = []
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233 headers.append(('Project-Id-Version',
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234 '%s %s' % (self.project, self.version)))
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235 headers.append(('Report-Msgid-Bugs-To', self.msgid_bugs_address))
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236 headers.append(('POT-Creation-Date',
131
a63812008056 Use `dates.format_datetime` for dates in PO(T) header, as `datetime.strftime` produces wrong results on windows.
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237 format_datetime(self.creation_date, 'yyyy-MM-dd HH:mmZ',
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diff changeset
238 locale='en')))
67
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239 if self.locale is None:
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240 headers.append(('PO-Revision-Date', 'YEAR-MO-DA HO:MI+ZONE'))
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241 headers.append(('Last-Translator', 'FULL NAME <EMAIL@ADDRESS>'))
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242 headers.append(('Language-Team', 'LANGUAGE <LL@li.org>'))
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243 else:
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244 headers.append(('PO-Revision-Date',
131
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245 format_datetime(self.revision_date,
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246 'yyyy-MM-dd HH:mmZ', locale='en')))
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247 headers.append(('Last-Translator', self.last_translator))
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248 headers.append(('Language-Team', '%s <LL@li.org>' % self.locale))
84
4ff9cc26c11b Some cosmetic changes for the new translator comments support.
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249 headers.append(('Plural-Forms', self.plural_forms))
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250 headers.append(('MIME-Version', '1.0'))
68
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251 headers.append(('Content-Type',
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252 'text/plain; charset=%s' % self.charset))
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253 headers.append(('Content-Transfer-Encoding', '8bit'))
105
f744dd56573d `Message`, `read_po` and `write_po` now all handle user/auto comments correctly.
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254 headers.append(('Generated-By', 'Babel %s\n' % VERSION))
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255 return headers
106
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256
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257 def _set_mime_headers(self, headers):
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258 for name, value in headers:
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259 name = name.lower()
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260 if name == 'project-id-version':
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261 parts = value.split(' ')
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262 self.project = ' '.join(parts[:-1])
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263 self.version = parts[-1]
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264 elif name == 'report-msgid-bugs-to':
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265 self.msgid_bugs_address = value
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266 elif name == 'last-translator':
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267 self.last_translator = value
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268 elif name == 'pot-creation-date':
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269 # FIXME: this should use dates.parse_datetime as soon as that
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270 # is ready
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271 value, tzoffset, _ = re.split('[+-](\d{4})$', value, 1)
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272 tt = time.strptime(value, '%Y-%m-%d %H:%M')
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diff changeset
273 ts = time.mktime(tt)
120
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274 tzoffset = FixedOffsetTimezone(int(tzoffset[:2]) * 60 +
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275 int(tzoffset[2:]))
121
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276 dt = datetime.fromtimestamp(ts)
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277 self.creation_date = dt.replace(tzinfo=tzoffset)
149
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278 elif name == 'content-type':
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279 mimetype, params = parse_header(value)
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280 if 'charset' in params:
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281 self.charset = params['charset'].lower()
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282
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283 mime_headers = property(_get_mime_headers, _set_mime_headers, doc="""\
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284 The MIME headers of the catalog, used for the special ``msgid ""`` entry.
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285
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286 The behavior of this property changes slightly depending on whether a locale
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287 is set or not, the latter indicating that the catalog is actually a template
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288 for actual translations.
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289
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290 Here's an example of the output for such a catalog template:
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291
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292 >>> created = datetime(1990, 4, 1, 15, 30, tzinfo=UTC)
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293 >>> catalog = Catalog(project='Foobar', version='1.0',
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294 ... creation_date=created)
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295 >>> for name, value in catalog.mime_headers:
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296 ... print '%s: %s' % (name, value)
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297 Project-Id-Version: Foobar 1.0
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298 Report-Msgid-Bugs-To: EMAIL@ADDRESS
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299 POT-Creation-Date: 1990-04-01 15:30+0000
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300 PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE
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301 Last-Translator: FULL NAME <EMAIL@ADDRESS>
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302 Language-Team: LANGUAGE <LL@li.org>
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303 MIME-Version: 1.0
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304 Content-Type: text/plain; charset=utf-8
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305 Content-Transfer-Encoding: 8bit
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306 Generated-By: Babel ...
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307
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308 And here's an example of the output when the locale is set:
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309
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310 >>> revised = datetime(1990, 8, 3, 12, 0, tzinfo=UTC)
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311 >>> catalog = Catalog(locale='de_DE', project='Foobar', version='1.0',
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312 ... creation_date=created, revision_date=revised,
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313 ... last_translator='John Doe <jd@example.com>')
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314 >>> for name, value in catalog.mime_headers:
67
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315 ... print '%s: %s' % (name, value)
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316 Project-Id-Version: Foobar 1.0
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317 Report-Msgid-Bugs-To: EMAIL@ADDRESS
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318 POT-Creation-Date: 1990-04-01 15:30+0000
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319 PO-Revision-Date: 1990-08-03 12:00+0000
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320 Last-Translator: John Doe <jd@example.com>
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321 Language-Team: de_DE <LL@li.org>
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322 Plural-Forms: nplurals=2; plural=(n != 1)
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323 MIME-Version: 1.0
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324 Content-Type: text/plain; charset=utf-8
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325 Content-Transfer-Encoding: 8bit
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326 Generated-By: Babel ...
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327
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328 :type: `list`
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329 """)
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330
68
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331 def num_plurals(self):
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332 num = 2
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333 if self.locale:
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334 if str(self.locale) in PLURALS:
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335 num = PLURALS[str(self.locale)][0]
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336 elif self.locale.language in PLURALS:
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337 num = PLURALS[self.locale.language][0]
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338 return num
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339 num_plurals = property(num_plurals, doc="""\
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340 The number of plurals used by the locale.
103
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341
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342 >>> Catalog(locale='en').num_plurals
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343 2
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344 >>> Catalog(locale='cs_CZ').num_plurals
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345 3
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346
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347 :type: `int`
84
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348 """)
68
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349
67
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350 def plural_forms(self):
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351 num, expr = ('INTEGER', 'EXPRESSION')
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352 if self.locale:
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353 if str(self.locale) in PLURALS:
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354 num, expr = PLURALS[str(self.locale)]
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355 elif self.locale.language in PLURALS:
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356 num, expr = PLURALS[self.locale.language]
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357 return 'nplurals=%s; plural=%s' % (num, expr)
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358 plural_forms = property(plural_forms, doc="""\
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359 Return the plural forms declaration for the locale.
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360
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361 >>> Catalog(locale='en').plural_forms
67
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362 'nplurals=2; plural=(n != 1)'
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363 >>> Catalog(locale='pt_BR').plural_forms
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364 'nplurals=2; plural=(n > 1)'
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365
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366 :type: `str`
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367 """)
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368
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369 def __contains__(self, id):
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370 """Return whether the catalog has a message with the specified ID."""
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371 return self._key_for(id) in self._messages
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372
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373 def __len__(self):
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374 """The number of messages in the catalog.
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375
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376 This does not include the special ``msgid ""`` entry.
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377 """
69
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378 return len(self._messages)
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379
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380 def __iter__(self):
64
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381 """Iterates through all the entries in the catalog, in the order they
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382 were added, yielding a `Message` object for every entry.
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383
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384 :rtype: ``iterator``
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385 """
67
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386 buf = []
104
22f222e23b86 Merged `write_pot` and `write_po` functions by moving more functionality to the `Catalog` class. This is certainly not perfect yet, but moves us in the right direction.
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387 for name, value in self.mime_headers:
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388 buf.append('%s: %s' % (name, value))
198
74a346c7846d Correctly handle non-ASCII chars in the catalog MIME headers.
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389 flags = set()
175
3c4718fb7435 Changed the `__repr__` output to include the flags(it can be changed back, but it was usefull to implement the fuzzy header parsing).
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390 if self.fuzzy:
198
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391 flags |= set(['fuzzy'])
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392 yield Message(u'', u'\n'.join(buf), flags=flags)
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393 for key in self._messages:
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394 yield self._messages[key]
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395
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396 def __repr__(self):
64
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397 locale = ''
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398 if self.locale:
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399 locale = ' %s' % self.locale
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400 return '<%s %r%s>' % (type(self).__name__, self.domain, locale)
56
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401
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402 def __delitem__(self, id):
64
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403 """Delete the message with the specified ID."""
69
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404 key = self._key_for(id)
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405 if key in self._messages:
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406 del self._messages[key]
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407
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diff changeset
408 def __getitem__(self, id):
64
0406c51c5463 `read_po` now returns a `Catalog`.
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diff changeset
409 """Return the message with the specified ID.
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diff changeset
410
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diff changeset
411 :param id: the message ID
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412 :return: the message with the specified ID, or `None` if no such message
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413 is in the catalog
67
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414 :rtype: `Message`
64
0406c51c5463 `read_po` now returns a `Catalog`.
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415 """
69
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416 return self._messages.get(self._key_for(id))
56
27fba894d3ca Add actual data structures for handling message catalogs, so that more code can be reused here between the frontends.
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parents:
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417
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418 def __setitem__(self, id, message):
64
0406c51c5463 `read_po` now returns a `Catalog`.
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419 """Add or update the message with the specified ID.
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420
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diff changeset
421 >>> catalog = Catalog()
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422 >>> catalog[u'foo'] = Message(u'foo')
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423 >>> catalog[u'foo']
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diff changeset
424 <Message u'foo' (flags: [])>
64
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425
0406c51c5463 `read_po` now returns a `Catalog`.
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diff changeset
426 If a message with that ID is already in the catalog, it is updated
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diff changeset
427 to include the locations and flags of the new message.
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diff changeset
428
0406c51c5463 `read_po` now returns a `Catalog`.
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429 >>> catalog = Catalog()
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430 >>> catalog[u'foo'] = Message(u'foo', locations=[('main.py', 1)])
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431 >>> catalog[u'foo'].locations
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432 [('main.py', 1)]
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433 >>> catalog[u'foo'] = Message(u'foo', locations=[('utils.py', 5)])
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434 >>> catalog[u'foo'].locations
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435 [('main.py', 1), ('utils.py', 5)]
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436
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437 :param id: the message ID
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438 :param message: the `Message` object
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439 """
56
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440 assert isinstance(message, Message), 'expected a Message object'
69
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441 key = self._key_for(id)
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442 current = self._messages.get(key)
56
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443 if current:
69
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diff changeset
444 if message.pluralizable and not current.pluralizable:
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445 # The new message adds pluralization
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446 current.id = message.id
70
2b0e18a04856 Fix for mixed singular/plural messages, follow-up to [70].
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447 current.string = message.string
56
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448 current.locations.extend(message.locations)
105
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449 current.auto_comments.extend(message.auto_comments)
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450 current.user_comments.extend(message.user_comments)
56
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451 current.flags |= message.flags
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452 message = current
106
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diff changeset
453 elif id == '':
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454 # special treatment for the header message
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455 headers = message_from_string(message.string.encode(self.charset))
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diff changeset
456 self.mime_headers = headers.items()
120
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457 self.header_comment = '\n'.join(['# %s' % comment for comment
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diff changeset
458 in message.user_comments])
196
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diff changeset
459 self.fuzzy = message.fuzzy
56
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parents:
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460 else:
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461 if isinstance(id, (list, tuple)):
68
7e64668126d9 Add back POT header broken in previous check-in.
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diff changeset
462 assert isinstance(message.string, (list, tuple))
69
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463 self._messages[key] = message
56
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464
105
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465 def add(self, id, string=None, locations=(), flags=(), auto_comments=(),
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466 user_comments=()):
64
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467 """Add or update the message with the specified ID.
0406c51c5463 `read_po` now returns a `Catalog`.
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468
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469 >>> catalog = Catalog()
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470 >>> catalog.add(u'foo')
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471 >>> catalog[u'foo']
196
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diff changeset
472 <Message u'foo' (flags: [])>
64
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473
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474 This method simply constructs a `Message` object with the given
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475 arguments and invokes `__setitem__` with that object.
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diff changeset
476
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diff changeset
477 :param id: the message ID, or a ``(singular, plural)`` tuple for
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478 pluralizable messages
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diff changeset
479 :param string: the translated message string, or a
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480 ``(singular, plural)`` tuple for pluralizable messages
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481 :param locations: a sequence of ``(filenname, lineno)`` tuples
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482 :param flags: a set or sequence of flags
106
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483 :param auto_comments: a sequence of automatic comments
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484 :param user_comments: a sequence of user comments
64
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diff changeset
485 """
105
f744dd56573d `Message`, `read_po` and `write_po` now all handle user/auto comments correctly.
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diff changeset
486 self[id] = Message(id, string, list(locations), flags, auto_comments,
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487 user_comments)
69
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diff changeset
488
165
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489 def update(self, template, fuzzy_matching=True):
163
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490 """Update the catalog based on the given template catalog.
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491
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492 >>> from babel.messages import Catalog
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493 >>> template = Catalog()
188
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494 >>> template.add('green', locations=[('main.py', 99)])
163
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495 >>> template.add('blue', locations=[('main.py', 100)])
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496 >>> template.add(('salad', 'salads'), locations=[('util.py', 42)])
f2c78a271159 Added preliminary catalog updating/merging functionality.
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497 >>> catalog = Catalog(locale='de_DE')
f2c78a271159 Added preliminary catalog updating/merging functionality.
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498 >>> catalog.add('blue', u'blau', locations=[('main.py', 98)])
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
499 >>> catalog.add('head', u'Kopf', locations=[('util.py', 33)])
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500 >>> catalog.add(('salad', 'salads'), (u'Salat', u'Salate'),
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501 ... locations=[('util.py', 38)])
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502
181
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503 >>> catalog.update(template)
163
f2c78a271159 Added preliminary catalog updating/merging functionality.
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504 >>> len(catalog)
188
6df39fb2699e Fix adding new messages in catalog update.
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505 3
163
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diff changeset
506
188
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507 >>> msg1 = catalog['green']
163
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508 >>> msg1.string
188
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509 >>> msg1.locations
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diff changeset
510 [('main.py', 99)]
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diff changeset
511
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diff changeset
512 >>> msg2 = catalog['blue']
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diff changeset
513 >>> msg2.string
163
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514 u'blau'
188
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515 >>> msg2.locations
163
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diff changeset
516 [('main.py', 100)]
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diff changeset
517
188
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518 >>> msg3 = catalog['salad']
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519 >>> msg3.string
163
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diff changeset
520 (u'Salat', u'Salate')
188
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diff changeset
521 >>> msg3.locations
163
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
522 [('util.py', 42)]
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
523
181
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parents: 175
diff changeset
524 Messages that are in the catalog but not in the template are removed
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525 from the main collection, but can still be accessed via the `obsolete`
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parents: 175
diff changeset
526 member:
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527
163
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528 >>> 'head' in catalog
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
529 False
181
9a1acb41e7dd The frontends now provide ways to update existing translations catalogs from a template. Closes #22.
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diff changeset
530 >>> catalog.obsolete.values()
196
93a922d31eca Fix for #35, and a minor improvement to how we parse the catalog fuzzy bit.
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diff changeset
531 [<Message 'head' (flags: [])>]
163
f2c78a271159 Added preliminary catalog updating/merging functionality.
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532
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
533 :param template: the reference catalog, usually read from a POT file
165
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diff changeset
534 :param fuzzy_matching: whether to use fuzzy matching of message IDs
163
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diff changeset
535 """
f2c78a271159 Added preliminary catalog updating/merging functionality.
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536 messages = self._messages
f2c78a271159 Added preliminary catalog updating/merging functionality.
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537 self._messages = odict()
f2c78a271159 Added preliminary catalog updating/merging functionality.
cmlenz
parents: 149
diff changeset
538
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
539 for message in template:
f2c78a271159 Added preliminary catalog updating/merging functionality.
cmlenz
parents: 149
diff changeset
540 if message.id:
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
541 key = self._key_for(message.id)
f2c78a271159 Added preliminary catalog updating/merging functionality.
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parents: 149
diff changeset
542 if key in messages:
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
543 oldmsg = messages.pop(key)
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
544 message.string = oldmsg.string
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
545 message.flags |= oldmsg.flags
f2c78a271159 Added preliminary catalog updating/merging functionality.
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parents: 149
diff changeset
546 self[message.id] = message
165
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parents: 163
diff changeset
547
163
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
548 else:
165
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549 if fuzzy_matching:
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diff changeset
550 # do some fuzzy matching with difflib
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551 matches = get_close_matches(key.lower().strip(),
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552 [self._key_for(msgid) for msgid in messages], 1)
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553 if matches:
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554 oldmsg = messages.pop(matches[0])
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555 message.string = oldmsg.string
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556 message.flags |= oldmsg.flags | set([u'fuzzy'])
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diff changeset
557 self[message.id] = message
188
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diff changeset
558 continue
163
f2c78a271159 Added preliminary catalog updating/merging functionality.
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diff changeset
559
165
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diff changeset
560 self[message.id] = message
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diff changeset
561
181
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diff changeset
562 self.obsolete = messages
163
f2c78a271159 Added preliminary catalog updating/merging functionality.
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563
69
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diff changeset
564 def _key_for(self, id):
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parents: 68
diff changeset
565 """The key for a message is just the singular ID even for pluralizable
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parents: 68
diff changeset
566 messages.
9b8079807245 Message catalogs can have multiple messages with the same ID, where some of them have plural strings, and others don't. Still the same message.
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parents: 68
diff changeset
567 """
9b8079807245 Message catalogs can have multiple messages with the same ID, where some of them have plural strings, and others don't. Still the same message.
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diff changeset
568 key = id
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parents: 68
diff changeset
569 if isinstance(key, (list, tuple)):
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parents: 68
diff changeset
570 key = id[0]
9b8079807245 Message catalogs can have multiple messages with the same ID, where some of them have plural strings, and others don't. Still the same message.
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diff changeset
571 return key
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