misc/quazip/quazip.cpp
changeset 8057 93e16240f178
parent 8051 f26422ef0333
parent 8055 04dd8b7fb605
child 8058 bcebfc477459
--- a/misc/quazip/quazip.cpp	Sat Nov 17 09:03:47 2012 -0500
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,427 +0,0 @@
-/*
-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;
-}