source: trunk/tools/linguist/lrelease/main.cpp@ 838

Last change on this file since 838 was 651, checked in by Dmitry A. Kuminov, 16 years ago

trunk: Merged in qt 4.6.2 sources.
File size: 11.8 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation (qt-info@nokia.com)
6**
7** This file is part of the Qt Linguist of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at qt-info@nokia.com.
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "translator.h"
43#include "profileevaluator.h"
44
45#ifndef QT_BOOTSTRAPPED
46#include <QtCore/QCoreApplication>
47#include <QtCore/QTranslator>
48#endif
49#include <QtCore/QDebug>
50#include <QtCore/QDir>
51#include <QtCore/QFile>
52#include <QtCore/QFileInfo>
53#include <QtCore/QRegExp>
54#include <QtCore/QString>
55#include <QtCore/QStringList>
56#include <QtCore/QTextStream>
57
58QT_USE_NAMESPACE
59
60#ifdef QT_BOOTSTRAPPED
61static void initBinaryDir(
62#ifndef Q_OS_WIN
63 const char *argv0
64#endif
65 );
66#endif
67
68static void printOut(const QString & out)
69{
70 QTextStream stream(stdout);
71 stream << out;
72}
73
74static void printUsage()
75{
76 printOut(QCoreApplication::tr(
77 "Usage:\n"
78 " lrelease [options] project-file\n"
79 " lrelease [options] ts-files [-qm qm-file]\n\n"
80 "lrelease is part of Qt's Linguist tool chain. It can be used as a\n"
81 "stand-alone tool to convert XML-based translations files in the TS\n"
82 "format into the 'compiled' QM format used by QTranslator objects.\n\n"
83 "Options:\n"
84 " -help Display this information and exit\n"
85 " -idbased\n"
86 " Use IDs instead of source strings for message keying\n"
87 " -compress\n"
88 " Compress the QM files\n"
89 " -nounfinished\n"
90 " Do not include unfinished translations\n"
91 " -removeidentical\n"
92 " If the translated text is the same as\n"
93 " the source text, do not include the message\n"
94 " -markuntranslated <prefix>\n"
95 " If a message has no real translation, use the source text\n"
96 " prefixed with the given string instead\n"
97 " -silent\n"
98 " Do not explain what is being done\n"
99 " -version\n"
100 " Display the version of lrelease and exit\n"
101 ));
102}
103
104static bool loadTsFile(Translator &tor, const QString &tsFileName, bool /* verbose */)
105{
106 ConversionData cd;
107 bool ok = tor.load(tsFileName, cd, QLatin1String("auto"));
108 if (!ok) {
109 qWarning("lrelease error: %s\n", qPrintable(cd.error()));
110 } else {
111 if (!cd.errors().isEmpty())
112 printOut(cd.error());
113 }
114 cd.clearErrors();
115 return ok;
116}
117
118static bool releaseTranslator(Translator &tor, const QString &qmFileName,
119 ConversionData &cd, bool removeIdentical)
120{
121 tor.reportDuplicates(tor.resolveDuplicates(), qmFileName, cd.isVerbose());
122
123 if (cd.isVerbose())
124 printOut(QCoreApplication::tr( "Updating '%1'...\n").arg(qmFileName));
125 if (removeIdentical) {
126 if (cd.isVerbose())
127 printOut(QCoreApplication::tr( "Removing translations equal to source text in '%1'...\n").arg(qmFileName));
128 tor.stripIdenticalSourceTranslations();
129 }
130
131 QFile file(qmFileName);
132 if (!file.open(QIODevice::WriteOnly)) {
133 qWarning("lrelease error: cannot create '%s': %s\n",
134 qPrintable(qmFileName), qPrintable(file.errorString()));
135 return false;
136 }
137
138 tor.normalizeTranslations(cd);
139 bool ok = tor.release(&file, cd);
140 file.close();
141
142 if (!ok) {
143 qWarning("lrelease error: cannot save '%s': %s\n",
144 qPrintable(qmFileName), qPrintable(cd.error()));
145 } else if (!cd.errors().isEmpty()) {
146 printOut(cd.error());
147 }
148 cd.clearErrors();
149 return ok;
150}
151
152static bool releaseTsFile(const QString& tsFileName,
153 ConversionData &cd, bool removeIdentical)
154{
155 Translator tor;
156 if (!loadTsFile(tor, tsFileName, cd.isVerbose()))
157 return false;
158
159 QString qmFileName = tsFileName;
160 foreach (const Translator::FileFormat &fmt, Translator::registeredFileFormats()) {
161 if (qmFileName.endsWith(QLatin1Char('.') + fmt.extension)) {
162 qmFileName.chop(fmt.extension.length() + 1);
163 break;
164 }
165 }
166 qmFileName += QLatin1String(".qm");
167
168 return releaseTranslator(tor, qmFileName, cd, removeIdentical);
169}
170
171int main(int argc, char **argv)
172{
173#ifdef QT_BOOTSTRAPPED
174 initBinaryDir(
175#ifndef Q_OS_WIN
176 argv[0]
177#endif
178 );
179#else
180 QCoreApplication app(argc, argv);
181 QTranslator translator;
182 if (translator.load(QLatin1String("lrelease_") + QLocale::system().name()))
183 app.installTranslator(&translator);
184#endif
185
186 ConversionData cd;
187 cd.m_verbose = true; // the default is true starting with Qt 4.2
188 bool removeIdentical = false;
189 Translator tor;
190 QStringList inputFiles;
191 QString outputFile;
192
193 for (int i = 1; i < argc; ++i) {
194 if (!strcmp(argv[i], "-compress")) {
195 cd.m_saveMode = SaveStripped;
196 continue;
197 } else if (!strcmp(argv[i], "-idbased")) {
198 cd.m_idBased = true;
199 continue;
200 } else if (!strcmp(argv[i], "-nocompress")) {
201 cd.m_saveMode = SaveEverything;
202 continue;
203 } else if (!strcmp(argv[i], "-removeidentical")) {
204 removeIdentical = true;
205 continue;
206 } else if (!strcmp(argv[i], "-nounfinished")) {
207 cd.m_ignoreUnfinished = true;
208 continue;
209 } else if (!strcmp(argv[i], "-markuntranslated")) {
210 if (i == argc - 1) {
211 printUsage();
212 return 1;
213 }
214 cd.m_unTrPrefix = QString::fromLocal8Bit(argv[++i]);
215 } else if (!strcmp(argv[i], "-silent")) {
216 cd.m_verbose = false;
217 continue;
218 } else if (!strcmp(argv[i], "-verbose")) {
219 cd.m_verbose = true;
220 continue;
221 } else if (!strcmp(argv[i], "-version")) {
222 printOut(QCoreApplication::tr( "lrelease version %1\n").arg(QLatin1String(QT_VERSION_STR)) );
223 return 0;
224 } else if (!strcmp(argv[i], "-qm")) {
225 if (i == argc - 1) {
226 printUsage();
227 return 1;
228 }
229 outputFile = QString::fromLocal8Bit(argv[++i]);
230 } else if (!strcmp(argv[i], "-help")) {
231 printUsage();
232 return 0;
233 } else if (argv[i][0] == '-') {
234 printUsage();
235 return 1;
236 } else {
237 inputFiles << QString::fromLocal8Bit(argv[i]);
238 }
239 }
240
241 if (inputFiles.isEmpty()) {
242 printUsage();
243 return 1;
244 }
245
246 foreach (const QString &inputFile, inputFiles) {
247 if (inputFile.endsWith(QLatin1String(".pro"), Qt::CaseInsensitive)
248 || inputFile.endsWith(QLatin1String(".pri"), Qt::CaseInsensitive)) {
249 QFileInfo fi(inputFile);
250 ProFile pro(fi.absoluteFilePath());
251
252 ProFileEvaluator visitor;
253 visitor.setVerbose(cd.isVerbose());
254
255 if (!visitor.queryProFile(&pro)) {
256 qWarning("lrelease error: cannot read project file '%s'.", qPrintable(inputFile));
257 continue;
258 }
259 if (!visitor.accept(&pro)) {
260 qWarning("lrelease error: cannot process project file '%s'.", qPrintable(inputFile));
261 continue;
262 }
263
264 QStringList translations = visitor.values(QLatin1String("TRANSLATIONS"));
265 if (translations.isEmpty()) {
266 qWarning("lrelease warning: Met no 'TRANSLATIONS' entry in"
267 " project file '%s'\n",
268 qPrintable(inputFile));
269 } else {
270 QDir proDir(fi.absolutePath());
271 foreach (const QString &trans, translations)
272 if (!releaseTsFile(QFileInfo(proDir, trans).filePath(), cd, removeIdentical))
273 return 1;
274 }
275 } else {
276 if (outputFile.isEmpty()) {
277 if (!releaseTsFile(inputFile, cd, removeIdentical))
278 return 1;
279 } else {
280 if (!loadTsFile(tor, inputFile, cd.isVerbose()))
281 return 1;
282 }
283 }
284 }
285
286 if (!outputFile.isEmpty())
287 return releaseTranslator(tor, outputFile, cd, removeIdentical) ? 0 : 1;
288
289 return 0;
290}
291
292#ifdef QT_BOOTSTRAPPED
293
294#ifdef Q_OS_WIN
295# include <windows.h>
296#endif
297
298static QString binDir;
299
300static void initBinaryDir(
301#ifndef Q_OS_WIN
302 const char *_argv0
303#endif
304 )
305{
306#ifdef Q_OS_WIN
307 wchar_t module_name[MAX_PATH];
308 GetModuleFileName(0, module_name, MAX_PATH);
309 QFileInfo filePath = QString::fromWCharArray(module_name);
310 binDir = filePath.filePath();
311#else
312 QString argv0 = QFile::decodeName(QByteArray(_argv0));
313 QString absPath;
314
315 if (!argv0.isEmpty() && argv0.at(0) == QLatin1Char('/')) {
316 /*
317 If argv0 starts with a slash, it is already an absolute
318 file path.
319 */
320 absPath = argv0;
321 } else if (argv0.contains(QLatin1Char('/'))) {
322 /*
323 If argv0 contains one or more slashes, it is a file path
324 relative to the current directory.
325 */
326 absPath = QDir::current().absoluteFilePath(argv0);
327 } else {
328 /*
329 Otherwise, the file path has to be determined using the
330 PATH environment variable.
331 */
332 QByteArray pEnv = qgetenv("PATH");
333 QDir currentDir = QDir::current();
334 QStringList paths = QString::fromLocal8Bit(pEnv.constData()).split(QLatin1String(":"));
335 for (QStringList::const_iterator p = paths.constBegin(); p != paths.constEnd(); ++p) {
336 if ((*p).isEmpty())
337 continue;
338 QString candidate = currentDir.absoluteFilePath(*p + QLatin1Char('/') + argv0);
339 QFileInfo candidate_fi(candidate);
340 if (candidate_fi.exists() && !candidate_fi.isDir()) {
341 binDir = candidate_fi.canonicalPath();
342 return;
343 }
344 }
345 return;
346 }
347
348 QFileInfo fi(absPath);
349 if (fi.exists())
350 binDir = fi.canonicalPath();
351#endif
352}
353
354QT_BEGIN_NAMESPACE
355
356// The name is hard-coded in QLibraryInfo
357QString qmake_libraryInfoFile()
358{
359 if (binDir.isEmpty())
360 return QString();
361 return QDir(binDir).filePath(QString::fromLatin1("qt.conf"));
362}
363
364QT_END_NAMESPACE
365
366#endif // QT_BOOTSTRAPPED
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