--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/quazip/quazip.cpp Fri Sep 09 05:15:45 2011 +0200
@@ -0,0 +1,427 @@
+/*
+Copyright (C) 2005-2011 Sergey A. Tachenov
+
+This program is free software; you can redistribute it and/or modify it
+under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2 of the License, or (at
+your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
+General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this program; if not, write to the Free Software Foundation,
+Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+See COPYING file for the full LGPL text.
+
+Original ZIP package is copyrighted by Gilles Vollant, see
+quazip/(un)zip.h files for details, basically it's zlib license.
+ **/
+
+#include <QFile>
+
+#include "quazip.h"
+
+class QuaZipPrivate {
+ friend class QuaZip;
+ private:
+ QTextCodec *fileNameCodec, *commentCodec;
+ QString zipName;
+ QIODevice *ioDevice;
+ QString comment;
+ QuaZip::Mode mode;
+ union {
+ unzFile unzFile_f;
+ zipFile zipFile_f;
+ };
+ bool hasCurrentFile_f;
+ int zipError;
+ inline QuaZipPrivate():
+ fileNameCodec(QTextCodec::codecForLocale()),
+ commentCodec(QTextCodec::codecForLocale()),
+ ioDevice(NULL),
+ mode(QuaZip::mdNotOpen),
+ hasCurrentFile_f(false),
+ zipError(UNZ_OK) {}
+ inline QuaZipPrivate(const QString &zipName):
+ fileNameCodec(QTextCodec::codecForLocale()),
+ commentCodec(QTextCodec::codecForLocale()),
+ zipName(zipName),
+ ioDevice(NULL),
+ mode(QuaZip::mdNotOpen),
+ hasCurrentFile_f(false),
+ zipError(UNZ_OK) {}
+ inline QuaZipPrivate(QIODevice *ioDevice):
+ fileNameCodec(QTextCodec::codecForLocale()),
+ commentCodec(QTextCodec::codecForLocale()),
+ ioDevice(ioDevice),
+ mode(QuaZip::mdNotOpen),
+ hasCurrentFile_f(false),
+ zipError(UNZ_OK) {}
+};
+
+QuaZip::QuaZip():
+ p(new QuaZipPrivate())
+{
+}
+
+QuaZip::QuaZip(const QString& zipName):
+ p(new QuaZipPrivate(zipName))
+{
+}
+
+QuaZip::QuaZip(QIODevice *ioDevice):
+ p(new QuaZipPrivate(ioDevice))
+{
+}
+
+QuaZip::~QuaZip()
+{
+ if(isOpen())
+ close();
+ delete p;
+}
+
+bool QuaZip::open(Mode mode, zlib_filefunc_def* ioApi)
+{
+ p->zipError=UNZ_OK;
+ if(isOpen()) {
+ qWarning("QuaZip::open(): ZIP already opened");
+ return false;
+ }
+ QIODevice *ioDevice = p->ioDevice;
+ if (ioDevice == NULL) {
+ if (p->zipName.isEmpty()) {
+ qWarning("QuaZip::open(): set either ZIP file name or IO device first");
+ return false;
+ } else {
+ ioDevice = new QFile(p->zipName);
+ }
+ }
+ switch(mode) {
+ case mdUnzip:
+ p->unzFile_f=unzOpen2(ioDevice, ioApi);
+ if(p->unzFile_f!=NULL) {
+ p->mode=mode;
+ p->ioDevice = ioDevice;
+ return true;
+ } else {
+ p->zipError=UNZ_OPENERROR;
+ if (!p->zipName.isEmpty())
+ delete ioDevice;
+ return false;
+ }
+ case mdCreate:
+ case mdAppend:
+ case mdAdd:
+ p->zipFile_f=zipOpen2(ioDevice,
+ mode==mdCreate?APPEND_STATUS_CREATE:
+ mode==mdAppend?APPEND_STATUS_CREATEAFTER:
+ APPEND_STATUS_ADDINZIP,
+ NULL,
+ ioApi);
+ if(p->zipFile_f!=NULL) {
+ p->mode=mode;
+ p->ioDevice = ioDevice;
+ return true;
+ } else {
+ p->zipError=UNZ_OPENERROR;
+ if (!p->zipName.isEmpty())
+ delete ioDevice;
+ return false;
+ }
+ default:
+ qWarning("QuaZip::open(): unknown mode: %d", (int)mode);
+ if (!p->zipName.isEmpty())
+ delete ioDevice;
+ return false;
+ break;
+ }
+}
+
+void QuaZip::close()
+{
+ p->zipError=UNZ_OK;
+ switch(p->mode) {
+ case mdNotOpen:
+ qWarning("QuaZip::close(): ZIP is not open");
+ return;
+ case mdUnzip:
+ p->zipError=unzClose(p->unzFile_f);
+ break;
+ case mdCreate:
+ case mdAppend:
+ case mdAdd:
+ p->zipError=zipClose(p->zipFile_f, p->commentCodec->fromUnicode(p->comment).constData());
+ break;
+ default:
+ qWarning("QuaZip::close(): unknown mode: %d", (int)p->mode);
+ return;
+ }
+ // opened by name, need to delete the internal IO device
+ if (!p->zipName.isEmpty())
+ delete p->ioDevice;
+ if(p->zipError==UNZ_OK)
+ p->mode=mdNotOpen;
+}
+
+void QuaZip::setZipName(const QString& zipName)
+{
+ if(isOpen()) {
+ qWarning("QuaZip::setZipName(): ZIP is already open!");
+ return;
+ }
+ p->zipName=zipName;
+ p->ioDevice = NULL;
+}
+
+void QuaZip::setIoDevice(QIODevice *ioDevice)
+{
+ if(isOpen()) {
+ qWarning("QuaZip::setIoDevice(): ZIP is already open!");
+ return;
+ }
+ p->ioDevice = ioDevice;
+ p->zipName = QString();
+}
+
+int QuaZip::getEntriesCount()const
+{
+ QuaZip *fakeThis=(QuaZip*)this; // non-const
+ fakeThis->p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::getEntriesCount(): ZIP is not open in mdUnzip mode");
+ return -1;
+ }
+ unz_global_info globalInfo;
+ if((fakeThis->p->zipError=unzGetGlobalInfo(p->unzFile_f, &globalInfo))!=UNZ_OK)
+ return p->zipError;
+ return (int)globalInfo.number_entry;
+}
+
+QString QuaZip::getComment()const
+{
+ QuaZip *fakeThis=(QuaZip*)this; // non-const
+ fakeThis->p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::getComment(): ZIP is not open in mdUnzip mode");
+ return QString();
+ }
+ unz_global_info globalInfo;
+ QByteArray comment;
+ if((fakeThis->p->zipError=unzGetGlobalInfo(p->unzFile_f, &globalInfo))!=UNZ_OK)
+ return QString();
+ comment.resize(globalInfo.size_comment);
+ if((fakeThis->p->zipError=unzGetGlobalComment(p->unzFile_f, comment.data(), comment.size())) < 0)
+ return QString();
+ fakeThis->p->zipError = UNZ_OK;
+ return p->commentCodec->toUnicode(comment);
+}
+
+bool QuaZip::setCurrentFile(const QString& fileName, CaseSensitivity cs)
+{
+ p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::setCurrentFile(): ZIP is not open in mdUnzip mode");
+ return false;
+ }
+ if(fileName.isEmpty()) {
+ p->hasCurrentFile_f=false;
+ return true;
+ }
+ // Unicode-aware reimplementation of the unzLocateFile function
+ if(p->unzFile_f==NULL) {
+ p->zipError=UNZ_PARAMERROR;
+ return false;
+ }
+ if(fileName.length()>MAX_FILE_NAME_LENGTH) {
+ p->zipError=UNZ_PARAMERROR;
+ return false;
+ }
+ bool sens;
+ if(cs==csDefault) {
+#ifdef Q_WS_WIN
+ sens=false;
+#else
+ sens=true;
+#endif
+ } else sens=cs==csSensitive;
+ QString lower, current;
+ if(!sens) lower=fileName.toLower();
+ p->hasCurrentFile_f=false;
+ for(bool more=goToFirstFile(); more; more=goToNextFile()) {
+ current=getCurrentFileName();
+ if(current.isEmpty()) return false;
+ if(sens) {
+ if(current==fileName) break;
+ } else {
+ if(current.toLower()==lower) break;
+ }
+ }
+ return p->hasCurrentFile_f;
+}
+
+bool QuaZip::goToFirstFile()
+{
+ p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::goToFirstFile(): ZIP is not open in mdUnzip mode");
+ return false;
+ }
+ p->zipError=unzGoToFirstFile(p->unzFile_f);
+ p->hasCurrentFile_f=p->zipError==UNZ_OK;
+ return p->hasCurrentFile_f;
+}
+
+bool QuaZip::goToNextFile()
+{
+ p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::goToFirstFile(): ZIP is not open in mdUnzip mode");
+ return false;
+ }
+ p->zipError=unzGoToNextFile(p->unzFile_f);
+ p->hasCurrentFile_f=p->zipError==UNZ_OK;
+ if(p->zipError==UNZ_END_OF_LIST_OF_FILE)
+ p->zipError=UNZ_OK;
+ return p->hasCurrentFile_f;
+}
+
+bool QuaZip::getCurrentFileInfo(QuaZipFileInfo *info)const
+{
+ QuaZip *fakeThis=(QuaZip*)this; // non-const
+ fakeThis->p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::getCurrentFileInfo(): ZIP is not open in mdUnzip mode");
+ return false;
+ }
+ unz_file_info info_z;
+ QByteArray fileName;
+ QByteArray extra;
+ QByteArray comment;
+ if(info==NULL) return false;
+ if(!isOpen()||!hasCurrentFile()) return false;
+ if((fakeThis->p->zipError=unzGetCurrentFileInfo(p->unzFile_f, &info_z, NULL, 0, NULL, 0, NULL, 0))!=UNZ_OK)
+ return false;
+ fileName.resize(info_z.size_filename);
+ extra.resize(info_z.size_file_extra);
+ comment.resize(info_z.size_file_comment);
+ if((fakeThis->p->zipError=unzGetCurrentFileInfo(p->unzFile_f, NULL,
+ fileName.data(), fileName.size(),
+ extra.data(), extra.size(),
+ comment.data(), comment.size()))!=UNZ_OK)
+ return false;
+ info->versionCreated=info_z.version;
+ info->versionNeeded=info_z.version_needed;
+ info->flags=info_z.flag;
+ info->method=info_z.compression_method;
+ info->crc=info_z.crc;
+ info->compressedSize=info_z.compressed_size;
+ info->uncompressedSize=info_z.uncompressed_size;
+ info->diskNumberStart=info_z.disk_num_start;
+ info->internalAttr=info_z.internal_fa;
+ info->externalAttr=info_z.external_fa;
+ info->name=p->fileNameCodec->toUnicode(fileName);
+ info->comment=p->commentCodec->toUnicode(comment);
+ info->extra=extra;
+ info->dateTime=QDateTime(
+ QDate(info_z.tmu_date.tm_year, info_z.tmu_date.tm_mon+1, info_z.tmu_date.tm_mday),
+ QTime(info_z.tmu_date.tm_hour, info_z.tmu_date.tm_min, info_z.tmu_date.tm_sec));
+ return true;
+}
+
+QString QuaZip::getCurrentFileName()const
+{
+ QuaZip *fakeThis=(QuaZip*)this; // non-const
+ fakeThis->p->zipError=UNZ_OK;
+ if(p->mode!=mdUnzip) {
+ qWarning("QuaZip::getCurrentFileName(): ZIP is not open in mdUnzip mode");
+ return QString();
+ }
+ if(!isOpen()||!hasCurrentFile()) return QString();
+ QByteArray fileName(MAX_FILE_NAME_LENGTH, 0);
+ if((fakeThis->p->zipError=unzGetCurrentFileInfo(p->unzFile_f, NULL, fileName.data(), fileName.size(),
+ NULL, 0, NULL, 0))!=UNZ_OK)
+ return QString();
+ return p->fileNameCodec->toUnicode(fileName.constData());
+}
+
+void QuaZip::setFileNameCodec(QTextCodec *fileNameCodec)
+{
+ p->fileNameCodec=fileNameCodec;
+}
+
+void QuaZip::setFileNameCodec(const char *fileNameCodecName)
+{
+ p->fileNameCodec=QTextCodec::codecForName(fileNameCodecName);
+}
+
+QTextCodec *QuaZip::getFileNameCodec()const
+{
+ return p->fileNameCodec;
+}
+
+void QuaZip::setCommentCodec(QTextCodec *commentCodec)
+{
+ p->commentCodec=commentCodec;
+}
+
+void QuaZip::setCommentCodec(const char *commentCodecName)
+{
+ p->commentCodec=QTextCodec::codecForName(commentCodecName);
+}
+
+QTextCodec *QuaZip::getCommentCodec()const
+{
+ return p->commentCodec;
+}
+
+QString QuaZip::getZipName() const
+{
+ return p->zipName;
+}
+
+QIODevice *QuaZip::getIoDevice() const
+{
+ if (!p->zipName.isEmpty()) // opened by name, using an internal QIODevice
+ return NULL;
+ return p->ioDevice;
+}
+
+QuaZip::Mode QuaZip::getMode()const
+{
+ return p->mode;
+}
+
+bool QuaZip::isOpen()const
+{
+ return p->mode!=mdNotOpen;
+}
+
+int QuaZip::getZipError() const
+{
+ return p->zipError;
+}
+
+void QuaZip::setComment(const QString& comment)
+{
+ p->comment=comment;
+}
+
+bool QuaZip::hasCurrentFile()const
+{
+ return p->hasCurrentFile_f;
+}
+
+unzFile QuaZip::getUnzFile()
+{
+ return p->unzFile_f;
+}
+
+zipFile QuaZip::getZipFile()
+{
+ return p->zipFile_f;
+}