2 // Copyright 2010 Mikko Keinänen
4 // This file is part of EmuFront.
7 // EmuFront is free software: you can redistribute it and/or modify
8 // it under the terms of the GNU General Public License version 2 as published by
9 // the Free Software Foundation and appearing in the file gpl.txt included in the
10 // packaging of this file.
12 // EmuFront is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with EmuFront. If not, see <http://www.gnu.org/licenses/>.
22 #include "unziphelper.h"
23 #include "../dataobjects/mediaimage.h"
24 #include "../dataobjects/filepathobject.h"
25 #include "../exceptions/emufrontexception.h"
27 const QString UnzipHelper::UNZIP_COMMAND = "unzip ";
28 const QString UnzipHelper::UNZIP_LIST_ARGS = "-lv ";
30 UnzipHelper::UnzipHelper(QObject *parent) :
35 QList<MediaImage*> UnzipHelper::listContents(const QString filePath, const FilePathObject *fp)
38 throw EmuFrontException(tr("Setup not available with %1.").arg(fp->getName()));
42 if (!fl.open(QIODevice::ReadOnly)) {
43 throw new EmuFrontException(tr("Couldn't read file %1.").arg(filePath));
46 Setup *sup = fp->getSetup();
47 QList<MediaImage*> fileList;
50 command.append(UNZIP_COMMAND);
51 command.append(UNZIP_LIST_ARGS);
53 command.append(filePath);
57 // TODO: slot(s) for (start and) error signal(s)
58 bool procOk = waitForFinished();
60 throw new EmuFrontException(tr("Listing information from file %1 failed with unzip.").arg(filePath));
62 QString err = readAllStandardError();
63 QString msg = readAllStandardOutput();
64 qDebug() << "\nErrors:\n" << err << "\nMessage:\n" << msg;
68 The unzip output should have 8 columns, we need to collect the data from
69 size, crc-32 and name columns.
73 Length Method Size Cmpr Date Time CRC-32 Name
74 -------- ------ ------- ---- ---------- ----- -------- ----
75 174848 Defl:N 21936 88% 1996-12-24 23:32 cd68329c Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 1 of 2 Side A)(Boot).d64
76 174848 Defl:N 21949 87% 1996-12-24 23:32 dc0d89f8 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 1 of 2 Side A)(Boot)[a].d64
77 174848 Defl:N 81818 53% 1996-12-24 23:32 a11bc616 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 1 of 2 Side A)(Boot)[cr ESI].d64
78 174848 Defl:N 48833 72% 1996-12-24 23:32 0815053d Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 1 of 2 Side A)(Boot)[cr SCI].d64
79 174848 Defl:N 105964 39% 1996-12-24 23:32 0c943d80 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 1 of 2 Side A)[cr Ikari].d64
80 174848 Defl:N 17876 90% 1996-12-24 23:32 51397eb8 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 1 of 2 Side B)[cr SCI].d64
81 174848 Defl:N 106231 39% 1996-12-24 23:32 0efadb0a Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side A).d64
82 174848 Defl:N 105974 39% 1996-12-24 23:32 6935c3e7 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side A)[a].d64
83 174848 Defl:N 105963 39% 1996-12-24 23:32 1e9c31de Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side A)[cr ESI].d64
84 174848 Defl:N 26294 85% 1996-12-24 23:32 ba5fdfdd Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side A)[cr Ikari].d64
85 174848 Defl:N 117996 33% 1996-12-24 23:32 efbf3fd6 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side B).d64
86 174848 Defl:N 118015 33% 1996-12-24 23:32 c9541ecd Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side B)[a].d64
87 174848 Defl:N 118010 33% 1996-12-24 23:32 68341056 Zak McKracken and the Alien Mindbenders (1988)(Lucasfilm Games)(Disk 2 of 2 Side B)[cr ESI].d64
88 -------- ------- --- -------
89 2273024 996859 56% 13 files
91 Here's a regex tested in VIM matching an entry line
92 /^\s\+\d\+\s\+[A-Za-z:]*\s\+\d\+\s\+\d\{1,3}%\s\+\d\{4}-\d\{2}-\d\{2}\s\+\d\{2}:\d\{2}\s\+[0-9a-f]\{8}\s\+.\+$
94 Here's a regex (tested in VIM) picking the three required fields, length, crc-32 and filename:
95 :%s/^\s\+\(\d\+\)\s\+[A-Za-z:]*\s\+\d\+\s\+\d\{1,3}%\s\+\d\{4}-\d\{2}-\d\{2}\s\+\d\{2}:\d\{2}\s\+\([0-9a-f]\{8}\)\s\+\(.*$\)/\1 \2 \3/gc
97 QStringList lines = msg.split('\n'
98 //QRegExp("^\\s+\\d+\\s+[A-Za-z:]*\\s+\\d+\\s+\\d{1,3}%\\s+\\d{4}-\\d{2}-\\d{2}\\s+\\d{2}:\\d{2}\\s+[0-9a-f]{8}\\s+.+$")
101 QRegExp test("^\\s+\\d+\\s+[A-Za-z:]*\\s+\\d+\\s+\\d{1,3}%\\s+\\d{4}-\\d{2}-\\d{2}\\s+\\d{2}:\\d{2}\\s+[0-9a-f]{8}\\s+.+$");
102 QRegExp regExEntries("^\\s+(\\d+)\\s+[A-Za-z:]*\\s+\\d+\\s+\\d{1,3}%\\s+\\d{4}-\\d{2}-\\d{2}\\s+\\d{2}:\\d{2}\\s+([0-9a-f]{8})\\s+(\\S.+)$");
103 foreach(QString ln, lines) {
104 if (!test.exactMatch(ln)) continue;
105 int pos = regExEntries.indexIn(ln);
106 entries = regExEntries.capturedTexts();
107 if (entries.count() < 4) continue;
108 QString filename = entries[3];
109 QString checksum = entries[2];
110 QString lenStr = entries[1];
112 int length = lenStr.toInt(&ok);
114 MediaImage *effo = new MediaImage(filename, checksum, length);
119 UnZip::ErrorCode ec = uz.openArchive(filePath);
121 throw EmuFrontException(tr("Error while opening zip-file %1, error code %2").arg(filePath).arg(ec));
123 QList<UnZip::ZipEntry> list = uz.entryList();
124 foreach(UnZip::ZipEntry entry, list)
126 qDebug() << "Zip entry " << entry.filename;
127 if (isSupportedFile(entry.filename, sup->getSupportedFileTypeExtensions()))
129 QString checksum = QString("%1").arg(entry.crc32, 0, 16);
130 qDebug() << "Checksum " << checksum;
131 MediaImage *effo = new MediaImage(entry.filename,
132 checksum, entry.uncompressedSize);
137 qDebug() << "File list has " << fileList.size() << " entries.";
142 bool UnzipHelper::extractAll(QString filePath, QString targetPath)
144 // unzip filepath -d targetpath