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tderecentdocument.cpp

00001 /* -*- c++ -*-
00002  * Copyright (C)2000 Daniel M. Duley <mosfet@kde.org>
00003  *
00004  * All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions
00008  * are met:
00009  * 1. Redistributions of source code must retain the above copyright
00010  *    notice, this list of conditions and the following disclaimer.
00011  * 2. Redistributions in binary form must reproduce the above copyright
00012  *    notice, this list of conditions and the following disclaimer in the
00013  *    documentation and/or other materials provided with the distribution.
00014  *
00015  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
00016  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00017  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00018  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
00019  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00020  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00021  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00022  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00023  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00024  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00025  * SUCH DAMAGE.
00026  *
00027  */
00028 #include <tderecentdocument.h>
00029 #include <ksimpleconfig.h>
00030 #include <kstandarddirs.h>
00031 #include <tdeapplication.h>
00032 #include <kurl.h>
00033 #include <kdebug.h>
00034 #include <kmimetype.h>
00035 #include <kdesktopfile.h>
00036 #include <tqdir.h>
00037 #include <tqfileinfo.h>
00038 #include <tqtextstream.h>
00039 #include <tqstringlist.h>
00040 #include <tqregexp.h>
00041 
00042 #include <sys/types.h>
00043 #include <utime.h>
00044 
00045 TQString TDERecentDocument::recentDocumentDirectory()
00046 {
00047     // need to change this path, not sure where
00048     return locateLocal("data", TQString::fromLatin1("RecentDocuments/"));
00049 }
00050 
00051 TQStringList TDERecentDocument::recentDocuments()
00052 {
00053     TQDir d(recentDocumentDirectory(), "*.desktop", TQDir::Time,
00054            TQDir::Files | TQDir::Readable | TQDir::Hidden);
00055 
00056     if (!d.exists())
00057         d.mkdir(recentDocumentDirectory());
00058 
00059     TQStringList list = d.entryList();
00060     TQStringList fullList;
00061 
00062     for (TQStringList::ConstIterator it = list.begin(); it != list.end(); ++it) {
00063        TQString pathDesktop = d.absFilePath( *it );
00064        KDesktopFile tmpDesktopFile( pathDesktop, false);
00065        KURL urlDesktopFile(tmpDesktopFile.readURL());
00066        if( urlDesktopFile.isLocalFile() && !TQFile(urlDesktopFile.path()).exists())
00067            d.remove(pathDesktop);
00068        else
00069            fullList.append( pathDesktop );
00070     }
00071 
00072     return fullList;
00073 }
00074 
00075 void TDERecentDocument::add(const KURL& url)
00076 {
00077     TDERecentDocument::add(url, tqApp->argv()[0]); // ### argv[0] might not match the service filename!
00078 }
00079 
00080 void TDERecentDocument::add(const KURL& url, const TQString& desktopEntryName)
00081 {
00082     if ( url.isLocalFile() && !TDEGlobal::dirs()->relativeLocation("tmp", url.path()).startsWith("/"))
00083         return;
00084 
00085     TQString openStr = url.url();
00086     openStr.replace( TQRegExp("\\$"), "$$" ); // Desktop files with type "Link" are $-variable expanded
00087 
00088     kdDebug(250) << "TDERecentDocument::add for " << openStr << endl;
00089     TDEConfig *config = TDEGlobal::config();
00090     TQString oldGrp = config->group();
00091     config->setGroup(TQString::fromLatin1("RecentDocuments"));
00092     bool useRecent = config->readBoolEntry(TQString::fromLatin1("UseRecent"), true);
00093     int maxEntries = config->readNumEntry(TQString::fromLatin1("MaxEntries"), 10);
00094 
00095     config->setGroup(oldGrp);
00096     if(!useRecent)
00097         return;
00098 
00099     TQString path = recentDocumentDirectory();
00100 
00101     TQString dStr = path + url.fileName();
00102 
00103     TQString ddesktop = dStr + TQString::fromLatin1(".desktop");
00104 
00105     int i=1;
00106     // check for duplicates
00107     while(TQFile::exists(ddesktop)){
00108         // see if it points to the same file and application
00109         KSimpleConfig tmp(ddesktop);
00110         tmp.setDesktopGroup();
00111         if(tmp.readEntry(TQString::fromLatin1("X-TDE-LastOpenedWith"))
00112        == desktopEntryName)
00113     {
00114             utime(TQFile::encodeName(ddesktop), NULL);
00115             return;
00116         }
00117         // if not append a (num) to it
00118         ++i;
00119         if ( i > maxEntries )
00120             break;
00121         ddesktop = dStr + TQString::fromLatin1("[%1].desktop").arg(i);
00122     }
00123 
00124     TQDir dir(path);
00125     // check for max entries, delete oldest files if exceeded
00126     TQStringList list = dir.entryList(TQDir::Files | TQDir::Hidden, TQDir::Time | TQDir::Reversed);
00127     i = list.count();
00128     if(i > maxEntries-1){
00129         TQStringList::Iterator it;
00130         it = list.begin();
00131         while(i > maxEntries-1){
00132             TQFile::remove(dir.absPath() + TQString::fromLatin1("/") + (*it));
00133             --i, ++it;
00134         }
00135     }
00136 
00137     // create the applnk
00138     KSimpleConfig conf(ddesktop);
00139     conf.setDesktopGroup();
00140     conf.writeEntry( TQString::fromLatin1("Type"), TQString::fromLatin1("Link") );
00141     conf.writePathEntry( TQString::fromLatin1("URL"), openStr );
00142     // If you change the line below, change the test in the above loop
00143     conf.writeEntry( TQString::fromLatin1("X-TDE-LastOpenedWith"), desktopEntryName );
00144     TQString name = url.fileName();
00145     if (name.isEmpty())
00146       name = openStr;
00147     conf.writeEntry( TQString::fromLatin1("Name"), name );
00148     conf.writeEntry( TQString::fromLatin1("Icon"), KMimeType::iconForURL( url ) );
00149 }
00150 
00151 void TDERecentDocument::add(const TQString &openStr, bool isUrl)
00152 {
00153     if( isUrl ) {
00154         add( KURL( openStr ) );
00155     } else {
00156         KURL url;
00157         url.setPath( openStr );
00158         add( url );
00159     }
00160 }
00161 
00162 void TDERecentDocument::clear()
00163 {
00164   TQStringList list = recentDocuments();
00165   TQDir dir;
00166   for(TQStringList::Iterator it = list.begin(); it != list.end() ; ++it)
00167     dir.remove(*it);
00168 }
00169 
00170 int TDERecentDocument::maximumItems()
00171 {
00172     TDEConfig *config = TDEGlobal::config();
00173     TDEConfigGroupSaver sa(config, TQString::fromLatin1("RecentDocuments"));
00174     return config->readNumEntry(TQString::fromLatin1("MaxEntries"), 10);
00175 }
00176 
00177 

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