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-rw-r--r--digikam/kioslave/digikamdates.cpp313
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diff --git a/digikam/kioslave/digikamdates.cpp b/digikam/kioslave/digikamdates.cpp
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date : 2005-04-21
+ * Description : a kio-slave to process date query on
+ * digiKam albums.
+ *
+ * Copyright (C) 2005 by Renchi Raju <renchi@pooh.tam.uiuc.edu>
+ * Copyright (C) 2006-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ *
+ * This program is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU General
+ * Public License as published by the Free Software Foundation;
+ * either version 2, 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 General Public License for more details.
+ *
+ * ============================================================ */
+
+// C ansi includes.
+
+extern "C"
+{
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/time.h>
+}
+
+// C++ includes.
+
+#include <cstdlib>
+#include <cstdio>
+#include <ctime>
+
+// Qt includes.
+
+#include <qfile.h>
+#include <qdatastream.h>
+#include <qregexp.h>
+#include <qbuffer.h>
+
+// KDE includes.
+
+#include <kio/global.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <kinstance.h>
+#include <kfilemetainfo.h>
+#include <kdebug.h>
+
+// Local includes.
+
+#include "digikam_export.h"
+#include "digikamdates.h"
+
+kio_digikamdates::kio_digikamdates(const QCString &pool_socket,
+ const QCString &app_socket)
+ : SlaveBase("kio_digikamdates", pool_socket, app_socket)
+{
+}
+
+kio_digikamdates::~kio_digikamdates()
+{
+}
+
+static QValueList<QRegExp> makeFilterList( const QString &filter )
+{
+ QValueList<QRegExp> regExps;
+ if ( filter.isEmpty() )
+ return regExps;
+
+ QChar sep( ';' );
+ int i = filter.find( sep, 0 );
+ if ( i == -1 && filter.find( ' ', 0 ) != -1 )
+ sep = QChar( ' ' );
+
+ QStringList list = QStringList::split( sep, filter );
+ QStringList::Iterator it = list.begin();
+ while ( it != list.end() ) {
+ regExps << QRegExp( (*it).stripWhiteSpace(), false, true );
+ ++it;
+ }
+ return regExps;
+}
+
+static bool matchFilterList( const QValueList<QRegExp>& filters,
+ const QString &fileName )
+{
+ QValueList<QRegExp>::ConstIterator rit = filters.begin();
+ while ( rit != filters.end() ) {
+ if ( (*rit).exactMatch(fileName) )
+ return true;
+ ++rit;
+ }
+ return false;
+}
+
+void kio_digikamdates::special(const QByteArray& data)
+{
+ bool folders = (metaData("folders") == "yes");
+
+ QString libraryPath;
+ KURL kurl;
+ QString url;
+ QString filter;
+ int getDimensions;
+ int recurseAlbums;
+ int recurseTags;
+
+ QDataStream ds(data, IO_ReadOnly);
+ ds >> libraryPath;
+ ds >> kurl;
+ ds >> filter;
+ ds >> getDimensions;
+ ds >> recurseAlbums;
+ ds >> recurseTags;
+
+ url = kurl.path();
+
+ QValueList<QRegExp> regex = makeFilterList(filter);
+
+ if (m_libraryPath != libraryPath)
+ {
+ m_libraryPath = libraryPath;
+ m_db.closeDB();
+ m_db.openDB(libraryPath);
+ }
+
+ QByteArray ba;
+
+ if (folders) // Special mode to stats all dates from collection
+ {
+ QMap<QDateTime, int> datesStatMap;
+ QStringList values;
+ QString name, dateStr;
+ QDateTime dateTime;
+
+ m_db.execSql( "SELECT name, datetime FROM Images;", &values );
+
+ for ( QStringList::iterator it = values.begin(); it != values.end(); )
+ {
+ name = *it;
+ ++it;
+ dateStr = *it;
+ ++it;
+
+ if ( !matchFilterList( regex, name ) )
+ continue;
+
+ dateTime = QDateTime::fromString( dateStr, Qt::ISODate );
+ if ( !dateTime.isValid() )
+ continue;
+
+ QMap<QDateTime, int>::iterator it2 = datesStatMap.find(dateTime);
+ if ( it2 == datesStatMap.end() )
+ {
+ datesStatMap.insert( dateTime, 1 );
+ }
+ else
+ {
+ datesStatMap.replace( dateTime, it2.data() + 1 );
+ }
+ }
+
+ QDataStream os(ba, IO_WriteOnly);
+ os << datesStatMap;
+ }
+ else
+ {
+ QStringList subpaths = QStringList::split("/", url, false);
+ if (subpaths.count() == 4)
+ {
+ int yrStart = QString(subpaths[0]).toInt();
+ int moStart = QString(subpaths[1]).toInt();
+ int yrEnd = QString(subpaths[2]).toInt();
+ int moEnd = QString(subpaths[3]).toInt();
+
+ QString moStartStr, moEndStr;
+ moStartStr.sprintf("%.2d", moStart);
+ moEndStr.sprintf("%.2d", moEnd);
+
+ QStringList values;
+
+ m_db.execSql(QString("SELECT Images.id, Images.name, Images.dirid, \n "
+ " Images.datetime, Albums.url \n "
+ "FROM Images, Albums \n "
+ "WHERE Images.datetime < '%1-%2-01' \n "
+ "AND Images.datetime >= '%3-%4-01' \n "
+ "AND Albums.id=Images.dirid \n "
+ "ORDER BY Albums.id;")
+ .arg(yrEnd, 4)
+ .arg(moEndStr, 2)
+ .arg(yrStart, 4)
+ .arg(moStartStr, 2),
+ &values, false);
+
+ Q_LLONG imageid;
+ QString name;
+ QString path;
+ int dirid;
+ QString date;
+ QString purl;
+ QSize dims;
+ struct stat stbuf;
+
+ int count = 0;
+ QDataStream* os = new QDataStream(ba, IO_WriteOnly);
+
+ for (QStringList::iterator it = values.begin(); it != values.end();)
+ {
+ imageid = (*it).toLongLong();
+ ++it;
+ name = *it;
+ ++it;
+ dirid = (*it).toInt();
+ ++it;
+ date = *it;
+ ++it;
+ purl = *it;
+ ++it;
+
+ if (!matchFilterList(regex, name))
+ continue;
+
+ path = m_libraryPath + purl + '/' + name;
+ if (::stat(QFile::encodeName(path), &stbuf) != 0)
+ continue;
+
+ dims = QSize();
+ if (getDimensions)
+ {
+ KFileMetaInfo metaInfo(path);
+ if (metaInfo.isValid())
+ {
+ if (metaInfo.containsGroup("Jpeg EXIF Data"))
+ {
+ dims = metaInfo.group("Jpeg EXIF Data").
+ item("Dimensions").value().toSize();
+ }
+ else if (metaInfo.containsGroup("General"))
+ {
+ dims = metaInfo.group("General").
+ item("Dimensions").value().toSize();
+ }
+ else if (metaInfo.containsGroup("Technical"))
+ {
+ dims = metaInfo.group("Technical").
+ item("Dimensions").value().toSize();
+ }
+ }
+ }
+
+ *os << imageid;
+ *os << dirid;
+ *os << name;
+ *os << date;
+ *os << static_cast<size_t>(stbuf.st_size);
+ *os << dims;
+
+ count++;
+
+ if (count > 200)
+ {
+ delete os;
+ os = 0;
+
+ SlaveBase::data(ba);
+ ba.resize(0);
+
+ count = 0;
+ os = new QDataStream(ba, IO_WriteOnly);
+ }
+ }
+
+ delete os;
+ }
+ }
+
+ SlaveBase::data(ba);
+
+ finished();
+}
+
+/* KIO slave registration */
+
+extern "C"
+{
+ DIGIKAM_EXPORT int kdemain(int argc, char **argv)
+ {
+ KLocale::setMainCatalogue("digikam");
+ KInstance instance( "kio_digikamdates" );
+ KGlobal::locale();
+
+ if (argc != 4) {
+ kdDebug() << "Usage: kio_digikamdates protocol domain-socket1 domain-socket2"
+ << endl;
+ exit(-1);
+ }
+
+ kio_digikamdates slave(argv[2], argv[3]);
+ slave.dispatchLoop();
+
+ return 0;
+ }
+}
+
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