Diffstat (limited to 'development/translation/shared/proparser.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | development/translation/shared/proparser.cpp | 111 |
1 files changed, 99 insertions, 12 deletions
diff --git a/development/translation/shared/proparser.cpp b/development/translation/shared/proparser.cpp index 21d2f86..f616c5a 100644 --- a/development/translation/shared/proparser.cpp +++ b/development/translation/shared/proparser.cpp @@ -1,87 +1,174 @@ /********************************************************************** ** Copyright (C) 2000-2002 Trolltech AS. All rights reserved. ** ** This file is part of Qt Linguist. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** +** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition +** licenses may use this file in accordance with the Qt Commercial License +** Agreement provided with the Software. +** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. +** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for +** information about Qt Commercial License Agreements. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #include "proparser.h" +#include <qfile.h> #include <qregexp.h> #include <qstringlist.h> +#include <qtextstream.h> + +#ifdef Q_OS_UNIX +#include <unistd.h> +#endif + +#ifdef Q_OS_WIN32 +#define QT_POPEN _popen +#else +#define QT_POPEN popen +#endif + +QString loadFile( const QString &fileName ) +{ + QFile file( fileName ); + if ( !file.open(IO_ReadOnly) ) { + fprintf( stderr, "error: Cannot load '%s': %s\n", + file.name().latin1(), + file.errorString().latin1() ); + return QString(); + } + + QTextStream in( &file ); + return in.read(); +} -QMap<QString, QString> proFileTagMap( const QString& text ) +QMap<QString, QString> proFileTagMap( const QString& text, const QString& opieDir ) { QString t = text; /* + Process include() commands. + */ + QRegExp callToInclude("include\\s*\\(\\s*([^()\\s]+)\\s*\\)"); + int i = 0; + while ( (i = callToInclude.search(t, i)) != -1 ) { + QString after = loadFile( callToInclude.cap(1) ); + t.replace( i, callToInclude.matchedLength(), after ); + i += after.length(); + } + + /* Strip comments, merge lines ending with backslash, add spaces around '=' and '+=', replace '\n' with ';', and simplify white spaces. */ - t.replace( QRegExp(QString("#[^\n]$")), QString(" ") ); - t.replace( QRegExp(QString("\\\\\\s*\n")), QString(" ") ); + t.replace( QRegExp(QString("#[^\n]*\n")), QString(" ") ); + t.replace( QRegExp(QString("\\\\[^\n\\S]*\n")), QString(" ") ); t.replace( "=", QString(" = ") ); t.replace( "+ =", QString(" += ") ); t.replace( "\n", QString(";") ); t = t.simplifyWhiteSpace(); + /* + Populate tagMap with 'key = value' entries. + */ QMap<QString, QString> tagMap; - QStringList lines = QStringList::split( QChar(';'), t ); QStringList::Iterator line; for ( line = lines.begin(); line != lines.end(); ++line ) { QStringList toks = QStringList::split( QChar(' '), *line ); - if ( toks.count() >= 3 && + if ( toks.count() >= 3 && (toks[1] == QString("=") || toks[1] == QString("+=")) ) { QString tag = toks.first(); int k = tag.findRev( QChar(':') ); // as in 'unix:' if ( k != -1 ) tag = tag.mid( k + 1 ); toks.remove( toks.begin() ); QString action = toks.first(); toks.remove( toks.begin() ); if ( tagMap.contains(tag) ) { if ( action == QString("=") ) tagMap.replace( tag, toks.join(QChar(' ')) ); else tagMap[tag] += QChar( ' ' ) + toks.join( QChar(' ') ); } else { tagMap[tag] = toks.join( QChar(' ') ); } } } - QRegExp var( "\\$\\$[a-zA-Z0-9_]+" ); + /* + Expand $$variables within the 'value' part of a 'key = value' + pair. + */ + QRegExp var( "\\$\\$[({]?([a-zA-Z0-9_]+)[)}]?" ); QMap<QString, QString>::Iterator it; for ( it = tagMap.begin(); it != tagMap.end(); ++it ) { int i = 0; - - while ( (i = var.search(it.data(), i)) != -1 ) { + while ( (i = var.search((*it), i)) != -1 ) { int len = var.matchedLength(); - QString invocation = (*it).mid( i + 2, len - 2 ); + QString invocation = var.cap(1); QString after; - if ( tagMap.contains(invocation) ) - after = tagMap[invocation]; - (*it).replace( i, len, after ); + + if ( invocation == "system" ) { + // skip system(); it will be handled in the next pass + ++i; + } else if ( invocation == "OPIEDIR") { + (*it).replace( i, len, opieDir ); + }else { + if ( tagMap.contains(invocation) ) + after = tagMap[invocation]; + (*it).replace( i, len, after ); + } + } + } + + /* + Execute system() calls. + */ + QRegExp callToSystem( "\\$\\$system\\s*\\(([^()]*)\\)" ); + for ( it = tagMap.begin(); it != tagMap.end(); ++it ) { + int i = 0; + while ( (i = callToSystem.search((*it), i)) != -1 ) { + /* + This code is stolen from qmake's project.cpp file. + Ideally we would use the same parser, so we wouldn't + have this code duplication. + */ + QString after; + char buff[256]; + FILE *proc = QT_POPEN( callToSystem.cap(1).latin1(), "r" ); + while ( proc && !feof(proc) ) { + int read_in = fread( buff, 1, 255, proc ); + if ( !read_in ) + break; + for ( int i = 0; i < read_in; i++ ) { + if ( buff[i] == '\n' || buff[i] == '\t' ) + buff[i] = ' '; + } + buff[read_in] = '\0'; + after += buff; + } + (*it).replace( i, callToSystem.matchedLength(), after ); i += after.length(); } } + return tagMap; } |