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import itertools |
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from pathlib import Path |
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from typing import List |
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from typing import Text |
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from .text import normalize_eols |
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from .text import stringify_path |
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from .utils import find_executable |
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from .utils import popen_wrapper |
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from .utils import print_err |
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GETTEXT_TOOLS_STATUS_OK = 0 |
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GETTEXT_TOOLS_EXECUTABLES = [ |
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"xgettext", |
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"msguniq", |
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"msgmerge", |
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"msgattrib", |
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"msgfmt", |
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] |
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def validate_gettext_tools_exist() -> None: |
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for executable_name in GETTEXT_TOOLS_EXECUTABLES: |
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if find_executable(executable_name) is None: |
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raise OSError( |
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f"cannot find executable '{executable_name}': make sure you have GNU " |
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f"gettext tools 0.15 or newer installed" |
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) |
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def get_gettext_tool_output(args: List[Text]) -> Text: |
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content, errors, status = popen_wrapper(args) |
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if errors: |
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if status != GETTEXT_TOOLS_STATUS_OK: |
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tool_name = args[0] |
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raise RuntimeError( |
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f"failed to run gettext tool '{tool_name}' (status={status}): " |
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f"{errors}" |
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) |
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else: |
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print_err(errors) |
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if content: |
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content = normalize_eols(content) |
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return content |
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53
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def _make_xgettext_args( |
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source_file_path: Path, |
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domain: Text, |
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keywords: List[Text], |
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no_wrap: bool, |
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no_location: bool, |
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extra_args: List[Text], |
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) -> List[Text]: |
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args = [ |
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"xgettext", |
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"-d", domain, |
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"--from-code=UTF-8", |
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"--add-comments=Translators", |
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"--output=-", |
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] |
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args.extend([f"--keyword={x}" for x in keywords]) |
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if no_wrap: |
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args.append("--no-wrap") |
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if no_location: |
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args.append("--no-location") |
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if extra_args: |
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args.extend(extra_args) |
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args.append(stringify_path(source_file_path)) |
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return args |
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86
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87
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def extract_translations( |
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source_file_path: Path, |
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domain: Text, |
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90
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keywords: List[Text], |
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no_wrap: bool, |
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no_location: bool, |
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xgettext_extra_args: List[Text], |
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94
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) -> Text: |
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args = _make_xgettext_args( |
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source_file_path=source_file_path, |
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domain=domain, |
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keywords=keywords, |
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no_wrap=no_wrap, |
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no_location=no_location, |
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extra_args=xgettext_extra_args, |
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103
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) |
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return get_gettext_tool_output(args) |
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105
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106
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107
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def strip_translations_header(translations: Text) -> Text: |
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""" |
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Strip header from translations generated by ``xgettext``. |
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Header consists of multiple lines separated from the body by an empty line. |
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113
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""" |
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return "\n".join(itertools.dropwhile(len, translations.splitlines())) |
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116
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def _make_msguniq_args( |
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pot_file_path: Path, |
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no_wrap: bool, |
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no_location: bool, |
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extra_args: List[Text], |
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) -> List[Text]: |
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args = [ |
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"msguniq", |
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"--to-code=utf-8", |
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127
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] |
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129
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if no_wrap: |
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args.append("--no-wrap") |
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if no_location: |
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args.append("--no-location") |
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if extra_args: |
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args.extend(extra_args) |
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args.append(stringify_path(pot_file_path)) |
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140
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return args |
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141
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142
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143
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def extract_unique_messages( |
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144
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pot_file_path: Path, |
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145
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no_wrap: bool, |
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146
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no_location: bool, |
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147
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msguniq_extra_args: List[Text], |
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148
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) -> Text: |
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150
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args = _make_msguniq_args( |
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151
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pot_file_path=pot_file_path, |
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152
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no_wrap=no_wrap, |
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153
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no_location=no_location, |
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154
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extra_args=msguniq_extra_args, |
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155
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) |
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return get_gettext_tool_output(args) |
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157
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158
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159
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def _make_msgmerge_args( |
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po_file_path: Path, |
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161
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pot_file_path: Path, |
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162
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no_wrap: bool, |
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163
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no_location: bool, |
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164
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extra_args: List[Text], |
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165
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) -> List[Text]: |
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167
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args = [ |
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168
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"msgmerge", |
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169
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"-q", |
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170
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"--previous", |
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] |
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173
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if no_wrap: |
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174
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args.append("--no-wrap") |
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175
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176
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if no_location: |
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177
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args.append("--no-location") |
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178
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179
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if extra_args: |
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180
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args.extend(extra_args) |
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181
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182
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args.append(stringify_path(po_file_path)) |
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183
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args.append(stringify_path(pot_file_path)) |
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184
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185
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return args |
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186
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187
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188
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def merge_new_and_existing_translations( |
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189
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po_file_path: Path, |
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190
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pot_file_path: Path, |
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191
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no_wrap: bool, |
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192
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no_location: bool, |
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193
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msgmerge_extra_args: List[Text], |
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194
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) -> Text: |
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195
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196
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args = _make_msgmerge_args( |
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197
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po_file_path=po_file_path, |
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198
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pot_file_path=pot_file_path, |
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199
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no_wrap=no_wrap, |
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200
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no_location=no_location, |
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201
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extra_args=msgmerge_extra_args, |
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202
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) |
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return get_gettext_tool_output(args) |
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204
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205
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206
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def _make_msgattrib_args( |
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po_file_path: Path, |
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208
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no_wrap: bool, |
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209
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no_location: bool, |
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210
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extra_args: List[Text], |
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211
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) -> List[Text]: |
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213
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args = [ |
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214
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"msgattrib", |
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215
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"--no-obsolete", |
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216
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] |
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217
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218
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if no_wrap: |
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219
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args.append("--no-wrap") |
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220
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221
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if no_location: |
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222
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args.append("--no-location") |
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223
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224
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if extra_args: |
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225
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args.extend(extra_args) |
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226
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227
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po_file_path_str = stringify_path(po_file_path) |
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228
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229
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args.extend([ |
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230
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"-o", |
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231
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po_file_path_str, |
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232
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po_file_path_str, |
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233
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]) |
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234
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235
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return args |
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236
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237
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238
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def remove_obsolete_translations( |
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239
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po_file_path: Path, |
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240
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no_wrap: bool, |
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241
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no_location: bool, |
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242
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msgattrib_extra_args: List[Text], |
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243
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) -> Text: |
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244
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245
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args = _make_msgattrib_args( |
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246
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po_file_path=po_file_path, |
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247
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no_wrap=no_wrap, |
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248
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no_location=no_location, |
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249
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extra_args=msgattrib_extra_args, |
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250
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) |
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251
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_ = get_gettext_tool_output(args) |
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252
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253
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254
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def _make_msgfmt_args( |
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255
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mo_file_path: Path, |
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256
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po_file_path: Path, |
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257
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fuzzy: bool, |
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258
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extra_args: List[Text], |
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259
|
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) -> List[Text]: |
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260
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|
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261
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args = [ |
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262
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"msgfmt", |
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|
|
263
|
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"--check-format", |
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|
|
264
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] |
|
265
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|
266
|
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if fuzzy: |
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|
|
267
|
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args.append("-f") |
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|
268
|
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|
|
269
|
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if extra_args: |
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|
|
270
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args.extend(extra_args) |
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|
271
|
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|
|
272
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args.extend([ |
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|
|
273
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|
"-o", |
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|
|
274
|
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|
stringify_path(mo_file_path), |
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|
275
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|
stringify_path(po_file_path), |
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|
276
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]) |
|
277
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|
278
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|
return args |
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|
279
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|
280
|
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|
281
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def compile_translations( |
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|
282
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mo_file_path: Path, |
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|
283
|
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|
po_file_path: Path, |
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|
|
|
|
284
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|
fuzzy: bool, |
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|
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|
|
285
|
|
|
msgfmt_extra_args: List[Text], |
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|
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|
|
286
|
|
|
) -> None: |
|
287
|
|
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|
|
288
|
|
|
args = _make_msgfmt_args( |
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|
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|
|
289
|
|
|
mo_file_path=mo_file_path, |
|
|
|
|
|
|
290
|
|
|
po_file_path=po_file_path, |
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|
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|
|
291
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|
fuzzy=fuzzy, |
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|
|
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|
292
|
|
|
extra_args=msgfmt_extra_args, |
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|
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|
293
|
|
|
) |
|
294
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|
|
_ = get_gettext_tool_output(args) |
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|
295
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|
oblalex /
verboselib
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