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<h2><a name="content"></a>libkcal</h2>
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<h1>resourcelocaldir.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> This file is part of libkcal.</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org></span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00008"></a>00008 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00009"></a>00009 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment"></span>
<a name="l00011"></a>00011 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00014"></a>00014 <span class="comment"> Library General Public License for more details.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00017"></a>00017 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00018"></a>00018 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00019"></a>00019 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00020"></a>00020 <span class="comment">*/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#include <typeinfo></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <qdatetime.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <qfileinfo.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <qstring.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <qptrlist.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <klocale.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <kurl.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <kconfig.h></span>
<a name="l00034"></a>00034 <span class="preprocessor">#include <kstandarddirs.h></span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="preprocessor">#include "vcaldrag.h"</span>
<a name="l00037"></a>00037 <span class="preprocessor">#include "vcalformat.h"</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include "icalformat.h"</span>
<a name="l00039"></a>00039 <span class="preprocessor">#include "exceptions.h"</span>
<a name="l00040"></a>00040 <span class="preprocessor">#include "calendarlocal.h"</span>
<a name="l00041"></a>00041 <span class="preprocessor">#include "incidence.h"</span>
<a name="l00042"></a>00042 <span class="preprocessor">#include "event.h"</span>
<a name="l00043"></a>00043 <span class="preprocessor">#include "todo.h"</span>
<a name="l00044"></a>00044 <span class="preprocessor">#include "journal.h"</span>
<a name="l00045"></a>00045 <span class="preprocessor">#include "filestorage.h"</span>
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="preprocessor">#include <kresources/configwidget.h></span>
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="preprocessor">#include "resourcelocaldirconfig.h"</span>
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="preprocessor">#include "resourcelocaldir.h"</span>
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keyword">using namespace </span>KCal;
<a name="l00054"></a>00054
<a name="l00055"></a>00055 ResourceLocalDir::ResourceLocalDir( <span class="keyword">const</span> KConfig* config )
<a name="l00056"></a>00056 : <a class="code" href="classKCal_1_1ResourceCached.html" title="This class provides a calendar resource using a local CalendarLocal object to cache...">ResourceCached</a>( config ), mLock( 0 )
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 <span class="keywordflow">if</span> ( config ) {
<a name="l00059"></a>00059 readConfig( config );
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061
<a name="l00062"></a>00062 init();
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00065"></a>00065 ResourceLocalDir::ResourceLocalDir( <span class="keyword">const</span> QString& dirName )
<a name="l00066"></a>00066 : <a class="code" href="classKCal_1_1ResourceCached.html" title="This class provides a calendar resource using a local CalendarLocal object to cache...">ResourceCached</a>( 0 )
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 mURL = KURL( dirName );
<a name="l00069"></a>00069
<a name="l00070"></a>00070 init();
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordtype">void</span> ResourceLocalDir::readConfig( <span class="keyword">const</span> KConfig *config )
<a name="l00075"></a>00075 {
<a name="l00076"></a>00076 QString url = config->readPathEntry( <span class="stringliteral">"CalendarURL"</span> );
<a name="l00077"></a>00077 mURL = KURL( url );
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="keywordtype">void</span> ResourceLocalDir::writeConfig( KConfig *config )
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 kdDebug(5800) << <span class="stringliteral">"ResourceLocalDir::writeConfig()"</span> << endl;
<a name="l00083"></a>00083
<a name="l00084"></a>00084 ResourceCalendar::writeConfig( config );
<a name="l00085"></a>00085
<a name="l00086"></a>00086 config->writePathEntry( <span class="stringliteral">"CalendarURL"</span>, mURL.prettyURL() );
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keywordtype">void</span> ResourceLocalDir::init()
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091 setType( <span class="stringliteral">"dir"</span> );
<a name="l00092"></a>00092
<a name="l00093"></a>00093 setSavePolicy( SaveDelayed );
<a name="l00094"></a>00094
<a name="l00095"></a>00095 connect( &mDirWatch, SIGNAL( dirty( <span class="keyword">const</span> QString & ) ),
<a name="l00096"></a>00096 SLOT( reload( <span class="keyword">const</span> QString & ) ) );
<a name="l00097"></a>00097 connect( &mDirWatch, SIGNAL( created( <span class="keyword">const</span> QString & ) ),
<a name="l00098"></a>00098 SLOT( reload( <span class="keyword">const</span> QString & ) ) );
<a name="l00099"></a>00099 connect( &mDirWatch, SIGNAL( deleted( <span class="keyword">const</span> QString & ) ),
<a name="l00100"></a>00100 SLOT( reload( <span class="keyword">const</span> QString & ) ) );
<a name="l00101"></a>00101
<a name="l00102"></a>00102 mLock = <span class="keyword">new</span> KABC::Lock( mURL.path() );
<a name="l00103"></a>00103
<a name="l00104"></a>00104 mDirWatch.addDir( mURL.path(), true );
<a name="l00105"></a>00105 mDirWatch.startScan();
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108
<a name="l00109"></a>00109 ResourceLocalDir::~ResourceLocalDir()
<a name="l00110"></a>00110 {
<a name="l00111"></a>00111 close();
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="keyword">delete</span> mLock;
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keywordtype">bool</span> ResourceLocalDir::doOpen()
<a name="l00117"></a>00117 {
<a name="l00118"></a>00118 QFileInfo dirInfo( mURL.path() );
<a name="l00119"></a>00119 <span class="keywordflow">return</span> dirInfo.isDir() && dirInfo.isReadable() &&
<a name="l00120"></a>00120 ( dirInfo.isWritable() || readOnly() );
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122
<a name="l00123"></a>00123 <span class="keywordtype">bool</span> ResourceLocalDir::doLoad()
<a name="l00124"></a>00124 {
<a name="l00125"></a>00125 kdDebug(5800) << <span class="stringliteral">"ResourceLocalDir::load()"</span> << endl;
<a name="l00126"></a>00126
<a name="l00127"></a>00127 mCalendar.close();
<a name="l00128"></a>00128 QString dirName = mURL.path();
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="keywordflow">if</span> ( !( KStandardDirs::exists( dirName ) || KStandardDirs::exists( dirName + <span class="stringliteral">"/"</span>) ) ) {
<a name="l00131"></a>00131 kdDebug(5800) << <span class="stringliteral">"ResourceLocalDir::load(): Directory '"</span> << dirName
<a name="l00132"></a>00132 << <span class="stringliteral">"' doesn't exist yet. Creating it..."</span> << endl;
<a name="l00133"></a>00133 <span class="comment">// Create the directory. Use 0775 to allow group-writable if the umask</span>
<a name="l00134"></a>00134 <span class="comment">// allows it (permissions will be 0775 & ~umask). This is desired e.g. for</span>
<a name="l00135"></a>00135 <span class="comment">// group-shared directories!</span>
<a name="l00136"></a>00136 <span class="keywordflow">return</span> KStandardDirs::makeDir( dirName, 0775 );
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="comment">// The directory exists. Now try to open (the files in) it.</span>
<a name="l00140"></a>00140 kdDebug(5800) << <span class="stringliteral">"ResourceLocalDir::load(): '"</span> << dirName << <span class="stringliteral">"'"</span> << endl;
<a name="l00141"></a>00141 QFileInfo dirInfo( dirName );
<a name="l00142"></a>00142 <span class="keywordflow">if</span> ( !( dirInfo.isDir() && dirInfo.isReadable() &&
<a name="l00143"></a>00143 ( dirInfo.isWritable() || readOnly() ) ) )
<a name="l00144"></a>00144 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00145"></a>00145
<a name="l00146"></a>00146 QDir dir( dirName );
<a name="l00147"></a>00147 QStringList entries = dir.entryList( QDir::Files | QDir::Readable );
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordtype">bool</span> success = <span class="keyword">true</span>;
<a name="l00150"></a>00150 QStringList::ConstIterator it;
<a name="l00151"></a>00151 <span class="keywordflow">for</span>( it = entries.constBegin(); it != entries.constEnd(); ++it ) {
<a name="l00152"></a>00152 <span class="keywordflow">if</span> ( (*it).endsWith( <span class="stringliteral">"~"</span> ) ) <span class="comment">// is backup file, ignore it</span>
<a name="l00153"></a>00153 <span class="keywordflow">continue</span>;
<a name="l00154"></a>00154
<a name="l00155"></a>00155 QString fileName = dirName + <span class="stringliteral">"/"</span> + *it;
<a name="l00156"></a>00156 kdDebug(5800) << <span class="stringliteral">" read '"</span> << fileName << <span class="stringliteral">"'"</span> << endl;
<a name="l00157"></a>00157 <a class="code" href="classKCal_1_1CalendarLocal.html" title="This class provides a calendar stored as a local file.">CalendarLocal</a> cal( mCalendar.timeZoneId() );
<a name="l00158"></a>00158 <span class="keywordflow">if</span> ( !doFileLoad( cal, fileName ) ) {
<a name="l00159"></a>00159 success = <span class="keyword">false</span>;
<a name="l00160"></a>00160 }
<a name="l00161"></a>00161 }
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keywordflow">return</span> success;
<a name="l00164"></a>00164 }
<a name="l00165"></a>00165
<a name="l00166"></a>00166 <span class="keywordtype">bool</span> ResourceLocalDir::doFileLoad( <a class="code" href="classKCal_1_1CalendarLocal.html" title="This class provides a calendar stored as a local file.">CalendarLocal</a> &cal, <span class="keyword">const</span> QString &fileName )
<a name="l00167"></a>00167 {
<a name="l00168"></a>00168 <span class="keywordflow">if</span> ( !cal.<a class="code" href="classKCal_1_1CalendarLocal.html#54cd4ef78b62f33d28212b1487eaa342" title="Loads a calendar on disk in vCalendar or iCalendar format into the current calendar...">load</a>( fileName ) )
<a name="l00169"></a>00169 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00170"></a>00170 Incidence::List incidences = cal.<a class="code" href="classKCal_1_1Calendar.html#310db8f95e7abc7f20a5293e1bbd9ebb" title="Return an unfiltered list of all Incidences for this Calendar.">rawIncidences</a>();
<a name="l00171"></a>00171 Incidence::List::ConstIterator it;
<a name="l00172"></a>00172 <span class="keywordflow">for</span> ( it = incidences.constBegin(); it != incidences.constEnd(); ++it ) {
<a name="l00173"></a>00173 <a class="code" href="classKCal_1_1Incidence.html" title="This class provides the base class common to all calendar components.">Incidence</a> *i = *it;
<a name="l00174"></a>00174 <span class="keywordflow">if</span> ( i ) mCalendar.addIncidence( i-><a class="code" href="classKCal_1_1Incidence.html#176e62775d8267e8fb8a0c745b154607" title="Return copy of this object.">clone</a>() );
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="keywordtype">bool</span> ResourceLocalDir::doSave()
<a name="l00180"></a>00180 {
<a name="l00181"></a>00181 Incidence::List list;
<a name="l00182"></a>00182 <span class="keywordtype">bool</span> success = <span class="keyword">true</span>;
<a name="l00183"></a>00183
<a name="l00184"></a>00184 list = addedIncidences();
<a name="l00185"></a>00185 list += changedIncidences();
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="keywordflow">for</span> ( Incidence::List::iterator it = list.begin(); it != list.end(); ++it )
<a name="l00188"></a>00188 <span class="keywordflow">if</span> ( !doSave( *it ) )
<a name="l00189"></a>00189 success = <span class="keyword">false</span>;
<a name="l00190"></a>00190
<a name="l00191"></a>00191 <span class="keywordflow">return</span> success;
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="keywordtype">bool</span> ResourceLocalDir::doSave( <a class="code" href="classKCal_1_1Incidence.html" title="This class provides the base class common to all calendar components.">Incidence</a> *incidence )
<a name="l00195"></a>00195 {
<a name="l00196"></a>00196 mDirWatch.stopScan(); <span class="comment">// do prohibit the dirty() signal and a following reload()</span>
<a name="l00197"></a>00197
<a name="l00198"></a>00198 QString fileName = mURL.path() + <span class="stringliteral">"/"</span> + incidence-><a class="code" href="classKCal_1_1IncidenceBase.html#75c8bd2df73c5a62bd7cf77c2ac4d3c6" title="Return the unique id for the event.">uid</a>();
<a name="l00199"></a>00199 kdDebug(5800) << <span class="stringliteral">"writing '"</span> << fileName << <span class="stringliteral">"'"</span> << endl;
<a name="l00200"></a>00200
<a name="l00201"></a>00201 <a class="code" href="classKCal_1_1CalendarLocal.html" title="This class provides a calendar stored as a local file.">CalendarLocal</a> cal( mCalendar.timeZoneId() );
<a name="l00202"></a>00202 cal.<a class="code" href="classKCal_1_1Calendar.html#2c803568803bb1b6f584cdd38e754063" title="Insert an Incidence into the Calendar.">addIncidence</a>( incidence-><a class="code" href="classKCal_1_1Incidence.html#176e62775d8267e8fb8a0c745b154607" title="Return copy of this object.">clone</a>() );
<a name="l00203"></a>00203 <span class="keyword">const</span> <span class="keywordtype">bool</span> ret = cal.<a class="code" href="classKCal_1_1CalendarLocal.html#8575cc8395600c460c88355e155b3eb7" title="Writes out the calendar to disk in the specified format.">save</a>( fileName );
<a name="l00204"></a>00204
<a name="l00205"></a>00205 mDirWatch.startScan();
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="keywordflow">return</span> ret;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209
<a name="l00210"></a>00210 KABC::Lock *ResourceLocalDir::lock()
<a name="l00211"></a>00211 {
<a name="l00212"></a>00212 <span class="keywordflow">return</span> mLock;
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordtype">void</span> ResourceLocalDir::reload( <span class="keyword">const</span> QString &file )
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 kdDebug(5800) << <span class="stringliteral">"ResourceLocalDir::reload()"</span> << endl;
<a name="l00218"></a>00218
<a name="l00219"></a>00219 <span class="keywordflow">if</span> ( !isOpen() )
<a name="l00220"></a>00220 <span class="keywordflow">return</span>;
<a name="l00221"></a>00221
<a name="l00222"></a>00222 kdDebug(5800) << <span class="stringliteral">" File: '"</span> << file << <span class="stringliteral">"'"</span> << endl;
<a name="l00223"></a>00223
<a name="l00224"></a>00224 mCalendar.close();
<a name="l00225"></a>00225 load();
<a name="l00226"></a>00226
<a name="l00227"></a>00227 emit resourceChanged( <span class="keyword">this</span> );
<a name="l00228"></a>00228 }
<a name="l00229"></a>00229
<a name="l00230"></a>00230
<a name="l00231"></a>00231 <span class="keywordtype">bool</span> ResourceLocalDir::deleteEvent(<a class="code" href="classKCal_1_1Event.html" title="This class provides an Event in the sense of RFC2445.">Event</a> *event)
<a name="l00232"></a>00232 {
<a name="l00233"></a>00233 kdDebug(5800) << <span class="stringliteral">"ResourceLocalDir::deleteEvent"</span> << endl;
<a name="l00234"></a>00234 <span class="keywordflow">if</span> ( deleteIncidenceFile(event) )
<a name="l00235"></a>00235 <span class="keywordflow">return</span>( mCalendar.deleteEvent( event ) );
<a name="l00236"></a>00236 <span class="keywordflow">else</span>
<a name="l00237"></a>00237 <span class="keywordflow">return</span>( <span class="keyword">false</span> );
<a name="l00238"></a>00238 }
<a name="l00239"></a>00239
<a name="l00240"></a>00240
<a name="l00241"></a>00241 <span class="keywordtype">bool</span> ResourceLocalDir::deleteTodo(<a class="code" href="classKCal_1_1Todo.html" title="This class provides a Todo in the sense of RFC2445.">Todo</a> *todo)
<a name="l00242"></a>00242 {
<a name="l00243"></a>00243 <span class="keywordflow">if</span> ( deleteIncidenceFile(todo) )
<a name="l00244"></a>00244 <span class="keywordflow">return</span>( mCalendar.deleteTodo( todo ) );
<a name="l00245"></a>00245 <span class="keywordflow">else</span>
<a name="l00246"></a>00246 <span class="keywordflow">return</span>( <span class="keyword">false</span> );
<a name="l00247"></a>00247 }
<a name="l00248"></a>00248
<a name="l00249"></a>00249
<a name="l00250"></a>00250 <span class="keywordtype">bool</span> ResourceLocalDir::deleteJournal( <a class="code" href="classKCal_1_1Journal.html" title="This class provides a Journal in the sense of RFC2445.">Journal</a> *journal )
<a name="l00251"></a>00251 {
<a name="l00252"></a>00252 <span class="keywordflow">if</span> ( deleteIncidenceFile( journal ) )
<a name="l00253"></a>00253 <span class="keywordflow">return</span>( mCalendar.deleteJournal( journal ) );
<a name="l00254"></a>00254 <span class="keywordflow">else</span>
<a name="l00255"></a>00255 <span class="keywordflow">return</span>( <span class="keyword">false</span> );
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257
<a name="l00258"></a>00258
<a name="l00259"></a>00259 <span class="keywordtype">void</span> ResourceLocalDir::dump()<span class="keyword"> const</span>
<a name="l00260"></a>00260 <span class="keyword"></span>{
<a name="l00261"></a>00261 ResourceCalendar::dump();
<a name="l00262"></a>00262 kdDebug(5800) << <span class="stringliteral">" Url: "</span> << mURL.url() << endl;
<a name="l00263"></a>00263 }
<a name="l00264"></a>00264
<a name="l00265"></a>00265 <span class="keywordtype">bool</span> ResourceLocalDir::deleteIncidenceFile(<a class="code" href="classKCal_1_1Incidence.html" title="This class provides the base class common to all calendar components.">Incidence</a> *incidence)
<a name="l00266"></a>00266 {
<a name="l00267"></a>00267 QFile file( mURL.path() + <span class="stringliteral">"/"</span> + incidence-><a class="code" href="classKCal_1_1IncidenceBase.html#75c8bd2df73c5a62bd7cf77c2ac4d3c6" title="Return the unique id for the event.">uid</a>() );
<a name="l00268"></a>00268 <span class="keywordflow">if</span> ( !file.exists() )
<a name="l00269"></a>00269 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00270"></a>00270
<a name="l00271"></a>00271 mDirWatch.stopScan();
<a name="l00272"></a>00272 <span class="keywordtype">bool</span> removed = file.remove();
<a name="l00273"></a>00273 mDirWatch.startScan();
<a name="l00274"></a>00274 <span class="keywordflow">return</span> removed;
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="preprocessor">#include "resourcelocaldir.moc"</span>
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