apps/kappfinder/common.cpp

   1 /*
   2     KAppfinder, the KDE application finder
   3
   4     Copyright (c) 2002-2003 Tobias Koenig <tokoe@kde.org>
   5
   6     Based on code written by Matthias Hoelzer-Kluepfel <hoelzer@kde.org>
   7
   8     This program is free software; you can redistribute it and/or
   9     modify it under the terms of version 2 of the GNU General Public
  10     License as published by the Free Software Foundation.
  11
  12     This program 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.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program; if not, write to the Free Software
  19     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20 */
  21
  22 // Own
  23 #include "common.h"
  24
  25 // std
  26 #include <stdlib.h>
  27
  28 // Qt
  29 #include <QtCore/QDir>
  30 #include <QtCore/QFile>
  31
  32 // KDE
  33 #include <kdebug.h>
  34 #include <kdesktopfile.h>
  35 #include <kglobal.h>
  36 #include <kstandarddirs.h>
  37 #include <kconfiggroup.h>
  38
  39 #define DBG_CODE 1213
  40
  41 void copyFile( const QString &inFileName, const QString &outFileName )
  42 {
  43   QFile inFile( inFileName );
  44   if ( inFile.open( QIODevice::ReadOnly ) ) {
  45     QFile outFile( outFileName );
  46     if ( outFile.open( QIODevice::WriteOnly ) ) {
  47       outFile.write( inFile.readAll() );
  48       outFile.close();
  49     }
  50
  51     inFile.close();
  52   }
  53 }
  54
  55 bool scanDesktopFile( QList<AppLnkCache*> &appCache, const QString &templ,
  56                       QString destDir )
  57 {
  58   KDesktopFile desktop( templ );
  59
  60   // find out where to put the .desktop files
  61   QString destName;
  62   if ( destDir.isNull() )
  63     destDir = KGlobal::dirs()->saveLocation( "apps" );
  64   else
  65     destDir += '/';
  66
  67   // find out the name of the file to store
  68   destName = templ;
  69   int pos = templ.indexOf( "kappfinder/apps/" );
  70   if ( pos > 0 )
  71     destName = destName.mid( pos + strlen( "kappfinder/apps/" ) );
  72
  73   // calculate real dir and filename
  74   destName = destDir + destName;
  75   pos = destName.lastIndexOf( '/' );
  76   if ( pos > 0 ) {
  77     destDir = destName.left( pos );
  78     destName = destName.mid( pos + 1 );
  79   }
  80
  81   // determine for which executable to look
  82   QString exec = desktop.desktopGroup().readPathEntry( "TryExec", QString() );
  83   if ( exec.isEmpty() )
  84     exec = desktop.desktopGroup().readPathEntry( "Exec", QString() );
  85   pos = exec.indexOf( ' ' );
  86   if ( pos > 0 )
  87     exec = exec.left( pos );
  88
  89   // try to locate the binary
  90   QString pexec = KGlobal::dirs()->findExe( exec,
  91                  QString( ::getenv( "PATH" ) ) + ":/usr/X11R6/bin:/usr/games" );
  92   if ( pexec.isEmpty() ) {
  93     kDebug(DBG_CODE) << "looking for " << exec << "\t\tnot found";
  94     return false;
  95   }
  96
  97   AppLnkCache *cache = new AppLnkCache;
  98   cache->destDir = destDir;
  99   cache->destName = destName;
 100   cache->templ = templ;
 101   cache->item = 0;
 102
 103   appCache.append( cache );
 104
 105   kDebug(DBG_CODE) << "looking for " << exec << "\t\tfound";
 106   return true;
 107 }
 108
 109 void createDesktopFiles( QList<AppLnkCache*> &appCache, int &added )
 110 {
 111   AppLnkCache* cache;
 112   Q_FOREACH( cache,appCache ){
 113     if ( cache->item == 0 || ( cache->item && cache->item->checkState(0) == Qt::Checked ) ) {
 114       added++;
 115
 116       QString destDir = cache->destDir;
 117       QString destName = cache->destName;
 118       QString templ = cache->templ;
 119
 120       destDir += '/';
 121       QDir d;
 122       int pos = -1;
 123       while ( ( pos = destDir.indexOf( '/', pos + 1 ) ) >= 0 ) {
 124         QString path = destDir.left( pos + 1 );
 125         d = path;
 126         if ( !d.exists() )
 127           d.mkdir( path );
 128       }
 129
 130       // write out the desktop file
 131       copyFile( templ, destDir + '/' + destName );
 132     }
 133   }
 134 }
 135
 136 void decorateDirs( QString destDir )
 137 {
 138   // find out where to put the .directory files
 139   if ( destDir.isNull() )
 140     destDir = KGlobal::dirs()->saveLocation( "apps" );
 141   else
 142     destDir += '/';
 143
 144   const QStringList dirs = KGlobal::dirs()->findAllResources( "data", "kappfinder/apps/*.directory", KStandardDirs::Recursive );
 145
 146   QStringList::const_iterator it;
 147   for ( it = dirs.constBegin(); it != dirs.constEnd(); ++it ) {
 148     // find out the name of the file to store
 149     QString destName = *it;
 150     int pos = destName.indexOf( "kappfinder/apps/" );
 151     if ( pos > 0 )
 152       destName = destName.mid( pos + strlen( "kappfinder/apps/" ) );
 153
 154     destName = destDir + '/' + destName;
 155
 156     if ( !QFile::exists( destName ) ) {
 157       kDebug(DBG_CODE) << "Copy " << *it << " to " << destName;
 158       copyFile( *it, destName );
 159     }
 160   }
 161 }