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<div class="title">engine.cpp</div> </div>
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<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 KOrganizer.</span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org></span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00013"></a>00013 <span class="comment"> Library General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"></span>
<a name="l00015"></a>00015 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00016"></a>00016 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00017"></a>00017 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00018"></a>00018 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00019"></a>00019 <span class="comment">*/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#include <qcstring.h></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <qdom.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <qfileinfo.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <kapplication.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <kio/job.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <klocale.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <kmessagebox.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <kstandarddirs.h></span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="preprocessor">#include "knewstuff.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "downloaddialog.h"</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include "uploaddialog.h"</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include "providerdialog.h"</span>
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="preprocessor">#include "engine.h"</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include "engine.moc"</span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">using namespace </span>KNS;
<a name="l00041"></a>00041
<a name="l00042"></a>00042 <span class="keyword">struct </span>Engine::Private
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 <span class="keywordtype">bool</span> mIgnoreInstallResult;
<a name="l00045"></a>00045 <a class="code" href="classKNewStuff.html" title="This class provides the functionality to download and upload "new stuff".">KNewStuff</a> *mNewStuff;
<a name="l00046"></a>00046 };
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="classKNS_1_1Engine.html#a88b15bcf863a0d6108a43488998d2bd6">00048</a> <a class="code" href="classKNS_1_1Engine.html#a88b15bcf863a0d6108a43488998d2bd6" title="Constructor.">Engine::Engine</a>( <a class="code" href="classKNewStuff.html" title="This class provides the functionality to download and upload "new stuff".">KNewStuff</a> *newStuff, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &type,
<a name="l00049"></a>00049 <a class="codeRef" href="qwidget.html">QWidget</a> *parentWidget ) :
<a name="l00050"></a>00050 mParentWidget( parentWidget ), mDownloadDialog( 0 ),
<a name="l00051"></a>00051 mUploadDialog( 0 ), mProviderDialog( 0 ), mUploadProvider( 0 ),
<a name="l00052"></a>00052 d(new Private), mType( type )
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 d->mNewStuff = newStuff;
<a name="l00055"></a>00055 d->mIgnoreInstallResult = <span class="keyword">false</span>;
<a name="l00056"></a>00056 mProviderLoader = <span class="keyword">new</span> <a class="code" href="classKNS_1_1ProviderLoader.html" title="KNewStuff provider loader.">ProviderLoader</a>( mParentWidget );
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a><a class="code" href="classKNS_1_1Engine.html#ae20a8591b96d61f92ad12d301d29b4b3">00059</a> <a class="code" href="classKNS_1_1Engine.html#a88b15bcf863a0d6108a43488998d2bd6" title="Constructor.">Engine::Engine</a>( <a class="code" href="classKNewStuff.html" title="This class provides the functionality to download and upload "new stuff".">KNewStuff</a> *newStuff, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &type,
<a name="l00060"></a>00060 <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &providerList, <a class="codeRef" href="qwidget.html">QWidget</a> *parentWidget ) :
<a name="l00061"></a>00061 mParentWidget( parentWidget ),
<a name="l00062"></a>00062 mDownloadDialog( 0 ), mUploadDialog( 0 ),
<a name="l00063"></a>00063 mProviderDialog( 0 ), mUploadProvider( 0 ),
<a name="l00064"></a>00064 mProviderList( providerList ), d(new Private),
<a name="l00065"></a>00065 mType( type )
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 d->mNewStuff = newStuff;
<a name="l00068"></a>00068 d->mIgnoreInstallResult = <span class="keyword">false</span>;
<a name="l00069"></a>00069 mProviderLoader = <span class="keyword">new</span> <a class="code" href="classKNS_1_1ProviderLoader.html" title="KNewStuff provider loader.">ProviderLoader</a>( mParentWidget );
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a><a class="code" href="classKNS_1_1Engine.html#a8ef7030a089ecb30bbfcb9e43094717a">00072</a> <a class="code" href="classKNS_1_1Engine.html#a8ef7030a089ecb30bbfcb9e43094717a" title="Destructor.">Engine::~Engine</a>()
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074 <span class="keyword">delete</span> d;
<a name="l00075"></a>00075 <span class="keyword">delete</span> mProviderLoader;
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keyword">delete</span> mUploadDialog;
<a name="l00078"></a>00078 <span class="keyword">delete</span> mDownloadDialog;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a><a class="code" href="classKNS_1_1Engine.html#a2e696f49d8e83bf45b2a43578b3c6a40">00081</a> <span class="keywordtype">void</span> <a class="code" href="classKNS_1_1Engine.html#a2e696f49d8e83bf45b2a43578b3c6a40" title="Initiates the download process, retrieving provider lists and invoking the download dialog...">Engine::download</a>()
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 kdDebug() << <span class="stringliteral">"Engine::download()"</span> << endl;
<a name="l00084"></a>00084
<a name="l00085"></a>00085 <a class="codeRef" href="qobject.html#connect">connect</a>( mProviderLoader,
<a name="l00086"></a>00086 SIGNAL( providersLoaded( <a class="codeRef" href="qptrlist.html">Provider::List</a> * ) ),
<a name="l00087"></a>00087 SLOT( getMetaInformation( <a class="codeRef" href="qptrlist.html">Provider::List</a> * ) ) );
<a name="l00088"></a>00088 mProviderLoader-><a class="code" href="classKNS_1_1ProviderLoader.html#a560ac622b8ff4a02e050d85bcca71c75" title="Starts asynchronously loading the list of providers of the specified type.">load</a>( mType, mProviderList );
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordtype">void</span> Engine::getMetaInformation( <a class="codeRef" href="qptrlist.html">Provider::List</a> *providers )
<a name="l00092"></a>00092 {
<a name="l00093"></a>00093 mProviderLoader-><a class="codeRef" href="qobject.html#disconnect">disconnect</a>();
<a name="l00094"></a>00094
<a name="l00095"></a>00095 mNewStuffJobData.<a class="codeRef" href="qmap.html#clear">clear</a>();
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keywordflow">if</span> ( !mDownloadDialog ) {
<a name="l00098"></a>00098 mDownloadDialog = <span class="keyword">new</span> <a class="code" href="classKNS_1_1DownloadDialog.html" title="Common download dialog for data browsing and installation.">DownloadDialog</a>( <span class="keyword">this</span>, mParentWidget );
<a name="l00099"></a>00099 mDownloadDialog->show();
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101 mDownloadDialog-><a class="code" href="classKNS_1_1DownloadDialog.html#a4fb3da65ee0ff36b430e9e84448e8b99" title="Clears the entry list of the current provider.">clear</a>();
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <a class="code" href="classKNS_1_1Provider.html" title="KNewStuff provider container.">Provider</a> *p;
<a name="l00104"></a>00104 <span class="keywordflow">for</span> ( p = providers-><a class="codeRef" href="qptrlist.html#first">first</a>(); p; p = providers-><a class="codeRef" href="qptrlist.html#next">next</a>() ) {
<a name="l00105"></a>00105 <span class="keywordflow">if</span> ( p-><a class="code" href="classKNS_1_1Provider.html#a01ce8b4c6aa46ec1f23183d5a8e95cd4" title="Retrieves the download URL.">downloadUrl</a>().isEmpty() ) <span class="keywordflow">continue</span>;
<a name="l00106"></a>00106
<a name="l00107"></a>00107 KIO::TransferJob *job = KIO::get( p-><a class="code" href="classKNS_1_1Provider.html#a01ce8b4c6aa46ec1f23183d5a8e95cd4" title="Retrieves the download URL.">downloadUrl</a>(), <span class="keyword">false</span>, false );
<a name="l00108"></a>00108 <a class="codeRef" href="qobject.html#connect">connect</a>( job, SIGNAL( result( KIO::Job * ) ),
<a name="l00109"></a>00109 SLOT( slotNewStuffJobResult( KIO::Job * ) ) );
<a name="l00110"></a>00110 <a class="codeRef" href="qobject.html#connect">connect</a>( job, SIGNAL( data( KIO::Job *, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a> & ) ),
<a name="l00111"></a>00111 SLOT( slotNewStuffJobData( KIO::Job *, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a> & ) ) );
<a name="l00112"></a>00112
<a name="l00113"></a>00113 mNewStuffJobData.<a class="codeRef" href="qmap.html#insert">insert</a>( job, <span class="stringliteral">""</span> );
<a name="l00114"></a>00114 mProviderJobs[ job ] = p;
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keywordtype">void</span> Engine::slotNewStuffJobData( KIO::Job *job, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a> &data )
<a name="l00119"></a>00119 {
<a name="l00120"></a>00120 <span class="keywordflow">if</span> ( data.isEmpty() ) <span class="keywordflow">return</span>;
<a name="l00121"></a>00121
<a name="l00122"></a>00122 kdDebug() << <span class="stringliteral">"Engine:slotNewStuffJobData()"</span> << endl;
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <a class="codeRef" href="qcstring.html">QCString</a> str( data, data.size() + 1 );
<a name="l00125"></a>00125
<a name="l00126"></a>00126 mNewStuffJobData[ job ].append( <a class="codeRef" href="qstring.html#fromUtf8">QString::fromUtf8</a>( str ) );
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128
<a name="l00129"></a>00129 <span class="keywordtype">void</span> Engine::slotNewStuffJobResult( KIO::Job *job )
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 <span class="keywordflow">if</span> ( job->error() ) {
<a name="l00132"></a>00132 kdDebug() << <span class="stringliteral">"Error downloading new stuff descriptions."</span> << endl;
<a name="l00133"></a>00133 job->showErrorDialog( mParentWidget );
<a name="l00134"></a>00134 } <span class="keywordflow">else</span> {
<a name="l00135"></a>00135 <a class="codeRef" href="qstring.html">QString</a> knewstuffDoc = mNewStuffJobData[ job ];
<a name="l00136"></a>00136
<a name="l00137"></a>00137 kdDebug() << <span class="stringliteral">"---START---"</span> << endl << knewstuffDoc << <span class="stringliteral">"---END---"</span> << endl;
<a name="l00138"></a>00138
<a name="l00139"></a>00139 mDownloadDialog-><a class="code" href="classKNS_1_1DownloadDialog.html#a420b559100ae8c734be56d257352e1c6" title="Adds another provider to the download dialog.">addProvider</a>( mProviderJobs[ job ] );
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <a class="codeRef" href="qdomdocument.html">QDomDocument</a> doc;
<a name="l00142"></a>00142 <span class="keywordflow">if</span> ( !doc.<a class="codeRef" href="qdomdocument.html#setContent">setContent</a>( knewstuffDoc ) ) {
<a name="l00143"></a>00143 kdDebug() << <span class="stringliteral">"Error parsing knewstuff.xml."</span> << endl;
<a name="l00144"></a>00144 <span class="keywordflow">return</span>;
<a name="l00145"></a>00145 } <span class="keywordflow">else</span> {
<a name="l00146"></a>00146 <a class="codeRef" href="qdomelement.html">QDomElement</a> knewstuff = doc.<a class="codeRef" href="qdomdocument.html#documentElement">documentElement</a>();
<a name="l00147"></a>00147
<a name="l00148"></a>00148 <span class="keywordflow">if</span> ( knewstuff.isNull() ) {
<a name="l00149"></a>00149 kdDebug() << <span class="stringliteral">"No document in knewstuffproviders.xml."</span> << endl;
<a name="l00150"></a>00150 } <span class="keywordflow">else</span> {
<a name="l00151"></a>00151 <a class="codeRef" href="qdomnode.html">QDomNode</a> p;
<a name="l00152"></a>00152 <span class="keywordflow">for</span> ( p = knewstuff.firstChild(); !p.<a class="codeRef" href="qdomnode.html#isNull">isNull</a>(); p = p.<a class="codeRef" href="qdomnode.html#nextSibling">nextSibling</a>() ) {
<a name="l00153"></a>00153 <a class="codeRef" href="qdomelement.html">QDomElement</a> stuff = p.<a class="codeRef" href="qdomnode.html#toElement">toElement</a>();
<a name="l00154"></a>00154 <span class="keywordflow">if</span> ( stuff.<a class="codeRef" href="qdomelement.html#tagName">tagName</a>() != <span class="stringliteral">"stuff"</span> ) <span class="keywordflow">continue</span>;
<a name="l00155"></a>00155 <span class="keywordflow">if</span> ( stuff.<a class="codeRef" href="qdomelement.html#attribute">attribute</a>(<span class="stringliteral">"type"</span>, mType) != mType ) <span class="keywordflow">continue</span>;
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <a class="code" href="classKNS_1_1Entry.html" title="KNewStuff data entry container.">Entry</a> *entry = <span class="keyword">new</span> <a class="code" href="classKNS_1_1Entry.html" title="KNewStuff data entry container.">Entry</a>( stuff );
<a name="l00158"></a>00158
<a name="l00159"></a>00159 mDownloadDialog->show();
<a name="l00160"></a>00160
<a name="l00161"></a>00161 mDownloadDialog-><a class="code" href="classKNS_1_1DownloadDialog.html#a4f8c3e16235c8b5187818015b1bd2a22" title="Adds an additional entry to the current provider.">addEntry</a>( entry );
<a name="l00162"></a>00162
<a name="l00163"></a>00163 kdDebug() << <span class="stringliteral">"KNEWSTUFF: "</span> << entry-><a class="code" href="classKNS_1_1Entry.html#a752eb8949094cc2ad23501360aa08a39" title="Retrieve the name of the data object.">name</a>() << endl;
<a name="l00164"></a>00164
<a name="l00165"></a>00165 kdDebug() << <span class="stringliteral">" SUMMARY: "</span> << entry-><a class="code" href="classKNS_1_1Entry.html#a9b4bd551ad228d96d2bac31637393ba8" title="Retrieve a short description about the object.">summary</a>() << endl;
<a name="l00166"></a>00166 kdDebug() << <span class="stringliteral">" VERSION: "</span> << entry-><a class="code" href="classKNS_1_1Entry.html#a038c616f3d77c91ce02348d7fdf1bd81" title="Retrieve the version string of the object.">version</a>() << endl;
<a name="l00167"></a>00167 kdDebug() << <span class="stringliteral">" RELEASEDATE: "</span> << entry-><a class="code" href="classKNS_1_1Entry.html#ada2e23b5257ab3bb9d4eb00d4e130798" title="Retrieve the date of the object's publication.">releaseDate</a>().<a class="codeRef" href="qdate.html#toString">toString</a>() << endl;
<a name="l00168"></a>00168 kdDebug() << <span class="stringliteral">" RATING: "</span> << entry-><a class="code" href="classKNS_1_1Entry.html#a195c5c6a890ccb4c4109d6a43e795f12" title="Retrieve the rating for the object, which has been determined by its users and thus might change over...">rating</a>() << endl;
<a name="l00169"></a>00169
<a name="l00170"></a>00170 kdDebug() << <span class="stringliteral">" LANGS: "</span> << entry-><a class="code" href="classKNS_1_1Entry.html#aa90e3b5832526addfdecf771dccdcd70" title="Return the list of languages this object supports.">langs</a>().<a class="codeRef" href="qstringlist.html#join">join</a>(<span class="stringliteral">", "</span>) << endl;
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174 }
<a name="l00175"></a>00175
<a name="l00176"></a>00176 mNewStuffJobData.<a class="codeRef" href="qmap.html#remove">remove</a>( job );
<a name="l00177"></a>00177 mProviderJobs.<a class="codeRef" href="qmap.html#remove">remove</a>( job );
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="keywordflow">if</span> ( mNewStuffJobData.<a class="codeRef" href="qmap.html#count">count</a>() == 0 ) {
<a name="l00180"></a>00180 mDownloadDialog->show();
<a name="l00181"></a>00181 mDownloadDialog->raise();
<a name="l00182"></a>00182 }
<a name="l00183"></a>00183 }
<a name="l00184"></a>00184
<a name="l00185"></a><a class="code" href="classKNS_1_1Engine.html#aeb2da22913b35e223e324fb321d1a6f5">00185</a> <span class="keywordtype">void</span> <a class="code" href="classKNS_1_1Engine.html#a2e696f49d8e83bf45b2a43578b3c6a40" title="Initiates the download process, retrieving provider lists and invoking the download dialog...">Engine::download</a>( <a class="code" href="classKNS_1_1Entry.html" title="KNewStuff data entry container.">Entry</a> *entry )
<a name="l00186"></a>00186 {
<a name="l00187"></a>00187 kdDebug() << <span class="stringliteral">"Engine::download(entry)"</span> << endl;
<a name="l00188"></a>00188
<a name="l00189"></a>00189 KURL source = entry-><a class="code" href="classKNS_1_1Entry.html#a8cd4953ab147875a1a17e817d3366408" title="Retrieve the file name of the object.">payload</a>();
<a name="l00190"></a>00190 mDownloadDestination = d->mNewStuff->downloadDestination( entry );
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keywordflow">if</span> ( mDownloadDestination.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>() ) {
<a name="l00193"></a>00193 kdDebug() << <span class="stringliteral">"Empty downloadDestination. Cancelling download."</span> << endl;
<a name="l00194"></a>00194 <span class="keywordflow">return</span>;
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196
<a name="l00197"></a>00197 KURL destination = KURL( mDownloadDestination );
<a name="l00198"></a>00198
<a name="l00199"></a>00199 kdDebug() << <span class="stringliteral">" SOURCE: "</span> << source.url() << endl;
<a name="l00200"></a>00200 kdDebug() << <span class="stringliteral">" DESTINATION: "</span> << destination.url() << endl;
<a name="l00201"></a>00201
<a name="l00202"></a>00202 KIO::FileCopyJob *job = KIO::file_copy( source, destination, -1, <span class="keyword">true</span> );
<a name="l00203"></a>00203 <a class="codeRef" href="qobject.html#connect">connect</a>( job, SIGNAL( result( KIO::Job * ) ),
<a name="l00204"></a>00204 SLOT( slotDownloadJobResult( KIO::Job * ) ) );
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="keywordtype">void</span> Engine::slotDownloadJobResult( KIO::Job *job )
<a name="l00208"></a>00208 {
<a name="l00209"></a>00209 <span class="keywordflow">if</span> ( job->error() ) {
<a name="l00210"></a>00210 kdDebug() << <span class="stringliteral">"Error downloading new stuff payload."</span> << endl;
<a name="l00211"></a>00211 job->showErrorDialog( mParentWidget );
<a name="l00212"></a>00212 <span class="keywordflow">return</span>;
<a name="l00213"></a>00213 }
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordflow">if</span> ( d->mNewStuff->install( mDownloadDestination ) ) {
<a name="l00216"></a>00216 <span class="keywordflow">if</span> ( !d->mIgnoreInstallResult ) {
<a name="l00217"></a>00217 KMessageBox::information( mParentWidget,
<a name="l00218"></a>00218 i18n(<span class="stringliteral">"Successfully installed hot new stuff."</span>) );
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220 } <span class="keywordflow">else</span>
<a name="l00221"></a>00221 <span class="keywordflow">if</span> ( !d->mIgnoreInstallResult ){
<a name="l00222"></a>00222 KMessageBox::error( mParentWidget,
<a name="l00223"></a>00223 i18n(<span class="stringliteral">"Failed to install hot new stuff."</span>) );
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a><a class="code" href="classKNS_1_1Engine.html#a0b6049ee4b0c4786a12f3e7e499af95f">00227</a> <span class="keywordtype">void</span> <a class="code" href="classKNS_1_1Engine.html#a0b6049ee4b0c4786a12f3e7e499af95f" title="Initiates the upload process, invoking the provider selection dialog and the file upload dialog...">Engine::upload</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &fileName, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &previewName )
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229 mUploadFile = fileName;
<a name="l00230"></a>00230 mPreviewFile = previewName;
<a name="l00231"></a>00231
<a name="l00232"></a>00232 <a class="codeRef" href="qobject.html#connect">connect</a>( mProviderLoader,
<a name="l00233"></a>00233 SIGNAL( providersLoaded( <a class="codeRef" href="qptrlist.html">Provider::List</a> * ) ),
<a name="l00234"></a>00234 SLOT( selectUploadProvider( <a class="codeRef" href="qptrlist.html">Provider::List</a> * ) ) );
<a name="l00235"></a>00235 mProviderLoader-><a class="code" href="classKNS_1_1ProviderLoader.html#a560ac622b8ff4a02e050d85bcca71c75" title="Starts asynchronously loading the list of providers of the specified type.">load</a>( mType );
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237
<a name="l00238"></a>00238 <span class="keywordtype">void</span> Engine::selectUploadProvider( <a class="codeRef" href="qptrlist.html">Provider::List</a> *providers )
<a name="l00239"></a>00239 {
<a name="l00240"></a>00240 kdDebug() << <span class="stringliteral">"Engine:selectUploadProvider()"</span> << endl;
<a name="l00241"></a>00241
<a name="l00242"></a>00242 mProviderLoader-><a class="codeRef" href="qobject.html#disconnect">disconnect</a>();
<a name="l00243"></a>00243
<a name="l00244"></a>00244 <span class="keywordflow">if</span> ( !mProviderDialog ) {
<a name="l00245"></a>00245 mProviderDialog = <span class="keyword">new</span> <a class="code" href="classKNS_1_1ProviderDialog.html" title="Dialog displaying a list of Hotstuff providers.">ProviderDialog</a>( <span class="keyword">this</span>, mParentWidget );
<a name="l00246"></a>00246 }
<a name="l00247"></a>00247
<a name="l00248"></a>00248 mProviderDialog-><a class="code" href="classKNS_1_1ProviderDialog.html#af7bdb83bc6be6fbf36b930ce356be7c0" title="Clears the list of providers.">clear</a>();
<a name="l00249"></a>00249
<a name="l00250"></a>00250 mProviderDialog->show();
<a name="l00251"></a>00251 mProviderDialog->raise();
<a name="l00252"></a>00252
<a name="l00253"></a>00253 <span class="keywordflow">for</span>( <a class="code" href="classKNS_1_1Provider.html" title="KNewStuff provider container.">Provider</a> *p = providers-><a class="codeRef" href="qptrlist.html#first">first</a>(); p; p = providers-><a class="codeRef" href="qptrlist.html#next">next</a>() ) {
<a name="l00254"></a>00254 mProviderDialog-><a class="code" href="classKNS_1_1ProviderDialog.html#ab083a12b698737f248db7cfece5360b4" title="Adds a Hotstuff provider to the list.">addProvider</a>( p );
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257
<a name="l00258"></a><a class="code" href="classKNS_1_1Engine.html#af702680e5d70ab246f63dc73f0b1c4a7">00258</a> <span class="keywordtype">void</span> <a class="code" href="classKNS_1_1Engine.html#af702680e5d70ab246f63dc73f0b1c4a7" title="Asynchronous lookup of provider information such as upload and download locations, icon etc.">Engine::requestMetaInformation</a>( <a class="code" href="classKNS_1_1Provider.html" title="KNewStuff provider container.">Provider</a> *provider )
<a name="l00259"></a>00259 {
<a name="l00260"></a>00260 mUploadProvider = provider;
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="keywordflow">if</span> ( !mUploadDialog ) {
<a name="l00263"></a>00263 mUploadDialog = <span class="keyword">new</span> <a class="code" href="classKNS_1_1UploadDialog.html" title="KNewStuff file upload dialog.">UploadDialog</a>( <span class="keyword">this</span>, mParentWidget );
<a name="l00264"></a>00264 }
<a name="l00265"></a>00265 mUploadDialog-><a class="code" href="classKNS_1_1UploadDialog.html#a84c2c2b9248ffc75b55b6daf9364506a" title="Sets the preview filename.">setPreviewFile</a>( mPreviewFile );
<a name="l00266"></a>00266 mUploadDialog-><a class="code" href="classKNS_1_1UploadDialog.html#abadbec240a6cb8ddc0a0a474d9bacc6f" title="Sets the payload filename.">setPayloadFile</a>( mUploadFile );
<a name="l00267"></a>00267 mUploadDialog->show();
<a name="l00268"></a>00268 mUploadDialog->raise();
<a name="l00269"></a>00269 }
<a name="l00270"></a>00270
<a name="l00271"></a><a class="code" href="classKNS_1_1Engine.html#a26e9cfd7a288a5b584a37f57002102a1">00271</a> <span class="keywordtype">void</span> <a class="code" href="classKNS_1_1Engine.html#a0b6049ee4b0c4786a12f3e7e499af95f" title="Initiates the upload process, invoking the provider selection dialog and the file upload dialog...">Engine::upload</a>( <a class="code" href="classKNS_1_1Entry.html" title="KNewStuff data entry container.">Entry</a> *entry )
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 <span class="keywordflow">if</span> ( mUploadFile.<a class="codeRef" href="qstring.html#isNull">isNull</a>()) {
<a name="l00274"></a>00274 mUploadFile = entry-><a class="code" href="classKNS_1_1Entry.html#a36d73f37de3c53e4b8e290f6a1b31d3a" title="Return the full name for the meta information.">fullName</a>();
<a name="l00275"></a>00275 mUploadFile = locateLocal( <span class="stringliteral">"data"</span>, <a class="codeRef" href="qstring.html">QString</a>(kapp->instanceName()) + <span class="stringliteral">"/upload/"</span> + mUploadFile );
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="keywordflow">if</span> ( !d->mNewStuff->createUploadFile( mUploadFile ) ) {
<a name="l00278"></a>00278 KMessageBox::error( mParentWidget, i18n(<span class="stringliteral">"Unable to create file to upload."</span>) );
<a name="l00279"></a>00279 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">false</span> );
<a name="l00280"></a>00280 <span class="keywordflow">return</span>;
<a name="l00281"></a>00281 }
<a name="l00282"></a>00282 }
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <a class="codeRef" href="qstring.html">QString</a> lang = entry-><a class="code" href="classKNS_1_1Entry.html#aa90e3b5832526addfdecf771dccdcd70" title="Return the list of languages this object supports.">langs</a>().first();
<a name="l00285"></a>00285 <a class="codeRef" href="qfileinfo.html">QFileInfo</a> fi( mUploadFile );
<a name="l00286"></a>00286 entry-><a class="code" href="classKNS_1_1Entry.html#acfd1331e78f6669f7fc0a3cbbddf50bb" title="Sets the object's file.">setPayload</a>( KURL::fromPathOrURL( fi.<a class="codeRef" href="qfileinfo.html#fileName">fileName</a>() ), lang );
<a name="l00287"></a>00287
<a name="l00288"></a>00288 <span class="keywordflow">if</span> ( !createMetaFile( entry ) ) {
<a name="l00289"></a>00289 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">false</span> );
<a name="l00290"></a>00290 <span class="keywordflow">return</span>;
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292
<a name="l00293"></a>00293 <a class="codeRef" href="qstring.html">QString</a> text = i18n(<span class="stringliteral">"The files to be uploaded have been created at:\n"</span>);
<a name="l00294"></a>00294 text.<a class="codeRef" href="qstring.html#append">append</a>( i18n(<span class="stringliteral">"Data file: %1\n"</span>).arg( mUploadFile) );
<a name="l00295"></a>00295 <span class="keywordflow">if</span> (!mPreviewFile.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>()) {
<a name="l00296"></a>00296 text.<a class="codeRef" href="qstring.html#append">append</a>( i18n(<span class="stringliteral">"Preview image: %1\n"</span>).arg( mPreviewFile) );
<a name="l00297"></a>00297 }
<a name="l00298"></a>00298 text.<a class="codeRef" href="qstring.html#append">append</a>( i18n(<span class="stringliteral">"Content information: %1\n"</span>).arg( mUploadMetaFile) );
<a name="l00299"></a>00299 text.<a class="codeRef" href="qstring.html#append">append</a>( i18n(<span class="stringliteral">"Those files can now be uploaded.\n"</span>) );
<a name="l00300"></a>00300 text.<a class="codeRef" href="qstring.html#append">append</a>( i18n(<span class="stringliteral">"Beware that any people might have access to them at any time."</span>) );
<a name="l00301"></a>00301
<a name="l00302"></a>00302 <a class="codeRef" href="qstring.html">QString</a> caption = i18n(<span class="stringliteral">"Upload Files"</span>);
<a name="l00303"></a>00303
<a name="l00304"></a>00304 <span class="keywordflow">if</span> ( mUploadProvider-><a class="code" href="classKNS_1_1Provider.html#a57eee073f9f24d3beac2bab7877c8c93" title="Query whether provider supports uploads.">noUpload</a>() ) {
<a name="l00305"></a>00305 KURL noUploadUrl = mUploadProvider-><a class="code" href="classKNS_1_1Provider.html#a1f11c7fdda8127e42845093c5db11e38" title="Retrieves the URL where a user is led if the provider does not support uploads.">noUploadUrl</a>();
<a name="l00306"></a>00306 <span class="keywordflow">if</span> ( noUploadUrl.isEmpty() ) {
<a name="l00307"></a>00307 text.<a class="codeRef" href="qstring.html#append">append</a>( i18n(<span class="stringliteral">"Please upload the files manually."</span>) );
<a name="l00308"></a>00308 KMessageBox::information( mParentWidget, text, caption );
<a name="l00309"></a>00309 } <span class="keywordflow">else</span> {
<a name="l00310"></a>00310 <span class="keywordtype">int</span> result = KMessageBox::questionYesNo( mParentWidget, text, caption,
<a name="l00311"></a>00311 i18n(<span class="stringliteral">"Upload Info"</span>),
<a name="l00312"></a>00312 KStdGuiItem::close() );
<a name="l00313"></a>00313 <span class="keywordflow">if</span> ( result == KMessageBox::Yes ) {
<a name="l00314"></a>00314 kapp->invokeBrowser( noUploadUrl.url() );
<a name="l00315"></a>00315 }
<a name="l00316"></a>00316 }
<a name="l00317"></a>00317 } <span class="keywordflow">else</span> {
<a name="l00318"></a>00318 <span class="keywordtype">int</span> result = KMessageBox::questionYesNo( mParentWidget, text, caption,
<a name="l00319"></a>00319 i18n(<span class="stringliteral">"&Upload"</span>), KStdGuiItem::cancel() );
<a name="l00320"></a>00320 <span class="keywordflow">if</span> ( result == KMessageBox::Yes ) {
<a name="l00321"></a>00321 KURL destination = mUploadProvider-><a class="code" href="classKNS_1_1Provider.html#a8f7c60ec45097fa52bf45a5a1b05b6ba" title="Retrieves the upload URL.">uploadUrl</a>();
<a name="l00322"></a>00322 destination.setFileName( fi.<a class="codeRef" href="qfileinfo.html#fileName">fileName</a>() );
<a name="l00323"></a>00323
<a name="l00324"></a>00324 KIO::FileCopyJob *job = KIO::file_copy( KURL::fromPathOrURL( mUploadFile ), destination );
<a name="l00325"></a>00325 <a class="codeRef" href="qobject.html#connect">connect</a>( job, SIGNAL( result( KIO::Job * ) ),
<a name="l00326"></a>00326 SLOT( slotUploadPayloadJobResult( KIO::Job * ) ) );
<a name="l00327"></a>00327 } <span class="keywordflow">else</span> {
<a name="l00328"></a>00328 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">false</span> );
<a name="l00329"></a>00329 }
<a name="l00330"></a>00330 }
<a name="l00331"></a>00331 }
<a name="l00332"></a>00332
<a name="l00333"></a>00333 <span class="keywordtype">bool</span> Engine::createMetaFile( <a class="code" href="classKNS_1_1Entry.html" title="KNewStuff data entry container.">Entry</a> *entry )
<a name="l00334"></a>00334 {
<a name="l00335"></a>00335 <a class="codeRef" href="qdomdocument.html">QDomDocument</a> doc(<span class="stringliteral">"knewstuff"</span>);
<a name="l00336"></a>00336 doc.appendChild( doc.<a class="codeRef" href="qdomdocument.html#createProcessingInstruction">createProcessingInstruction</a>(
<a name="l00337"></a>00337 <span class="stringliteral">"xml"</span>, <span class="stringliteral">"version=\"1.0\" encoding=\"UTF-8\""</span> ) );
<a name="l00338"></a>00338 <a class="codeRef" href="qdomelement.html">QDomElement</a> de = doc.<a class="codeRef" href="qdomdocument.html#createElement">createElement</a>(<span class="stringliteral">"knewstuff"</span>);
<a name="l00339"></a>00339 doc.appendChild( de );
<a name="l00340"></a>00340
<a name="l00341"></a>00341 entry-><a class="code" href="classKNS_1_1Entry.html#a640bd3eb2da34bf7cc4b2207fdd34a7c" title="Sets the application type, e.g.">setType</a>(<a class="code" href="classKNS_1_1Engine.html#a952c761ce134d0970238bf9546bf11fe" title="Returns the previously set data type.">type</a>());
<a name="l00342"></a>00342 de.appendChild( entry->createDomElement( doc, de ) );
<a name="l00343"></a>00343
<a name="l00344"></a>00344 kdDebug() << <span class="stringliteral">"--DOM START--"</span> << endl << doc.<a class="codeRef" href="qdomdocument.html#toString">toString</a>()
<a name="l00345"></a>00345 << <span class="stringliteral">"--DOM_END--"</span> << endl;
<a name="l00346"></a>00346
<a name="l00347"></a>00347 <span class="keywordflow">if</span> ( mUploadMetaFile.<a class="codeRef" href="qstring.html#isNull">isNull</a>() ) {
<a name="l00348"></a>00348 mUploadMetaFile = entry-><a class="code" href="classKNS_1_1Entry.html#a36d73f37de3c53e4b8e290f6a1b31d3a" title="Return the full name for the meta information.">fullName</a>() + <span class="stringliteral">".meta"</span>;
<a name="l00349"></a>00349 mUploadMetaFile = locateLocal( <span class="stringliteral">"data"</span>, <a class="codeRef" href="qstring.html">QString</a>(kapp->instanceName()) + <span class="stringliteral">"/upload/"</span> + mUploadMetaFile );
<a name="l00350"></a>00350 }
<a name="l00351"></a>00351
<a name="l00352"></a>00352 <a class="codeRef" href="qfile.html">QFile</a> f( mUploadMetaFile );
<a name="l00353"></a>00353 <span class="keywordflow">if</span> ( !f.open( IO_WriteOnly ) ) {
<a name="l00354"></a>00354 mUploadMetaFile = QString::null;
<a name="l00355"></a>00355 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00356"></a>00356 }
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <a class="codeRef" href="qtextstream.html">QTextStream</a> ts( &f );
<a name="l00359"></a>00359 ts.setEncoding( QTextStream::UnicodeUTF8 );
<a name="l00360"></a>00360 ts << doc.<a class="codeRef" href="qdomdocument.html#toString">toString</a>();
<a name="l00361"></a>00361
<a name="l00362"></a>00362 f.close();
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366
<a name="l00367"></a>00367 <span class="keywordtype">void</span> Engine::slotUploadPayloadJobResult( KIO::Job *job )
<a name="l00368"></a>00368 {
<a name="l00369"></a>00369 <span class="keywordflow">if</span> ( job->error() ) {
<a name="l00370"></a>00370 kdDebug() << <span class="stringliteral">"Error uploading new stuff payload."</span> << endl;
<a name="l00371"></a>00371 job->showErrorDialog( mParentWidget );
<a name="l00372"></a>00372 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">false</span> );
<a name="l00373"></a>00373 <span class="keywordflow">return</span>;
<a name="l00374"></a>00374 }
<a name="l00375"></a>00375
<a name="l00376"></a>00376 <span class="keywordflow">if</span> (mPreviewFile.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>()) {
<a name="l00377"></a>00377 slotUploadPreviewJobResult(job);
<a name="l00378"></a>00378 <span class="keywordflow">return</span>;
<a name="l00379"></a>00379 }
<a name="l00380"></a>00380
<a name="l00381"></a>00381 <a class="codeRef" href="qfileinfo.html">QFileInfo</a> fi( mPreviewFile );
<a name="l00382"></a>00382
<a name="l00383"></a>00383 KURL previewDestination = mUploadProvider-><a class="code" href="classKNS_1_1Provider.html#a8f7c60ec45097fa52bf45a5a1b05b6ba" title="Retrieves the upload URL.">uploadUrl</a>();
<a name="l00384"></a>00384 previewDestination.setFileName( fi.fileName() );
<a name="l00385"></a>00385
<a name="l00386"></a>00386 KIO::FileCopyJob *newJob = KIO::file_copy( KURL::fromPathOrURL( mPreviewFile ), previewDestination );
<a name="l00387"></a>00387 <a class="codeRef" href="qobject.html#connect">connect</a>( newJob, SIGNAL( result( KIO::Job * ) ),
<a name="l00388"></a>00388 SLOT( slotUploadPreviewJobResult( KIO::Job * ) ) );
<a name="l00389"></a>00389 }
<a name="l00390"></a>00390
<a name="l00391"></a>00391 <span class="keywordtype">void</span> Engine::slotUploadPreviewJobResult( KIO::Job *job )
<a name="l00392"></a>00392 {
<a name="l00393"></a>00393 <span class="keywordflow">if</span> ( job->error() ) {
<a name="l00394"></a>00394 kdDebug() << <span class="stringliteral">"Error uploading new stuff preview."</span> << endl;
<a name="l00395"></a>00395 job->showErrorDialog( mParentWidget );
<a name="l00396"></a>00396 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">true</span> );
<a name="l00397"></a>00397 <span class="keywordflow">return</span>;
<a name="l00398"></a>00398 }
<a name="l00399"></a>00399
<a name="l00400"></a>00400 <a class="codeRef" href="qfileinfo.html">QFileInfo</a> fi( mUploadMetaFile );
<a name="l00401"></a>00401
<a name="l00402"></a>00402 KURL metaDestination = mUploadProvider-><a class="code" href="classKNS_1_1Provider.html#a8f7c60ec45097fa52bf45a5a1b05b6ba" title="Retrieves the upload URL.">uploadUrl</a>();
<a name="l00403"></a>00403 metaDestination.setFileName( fi.fileName() );
<a name="l00404"></a>00404
<a name="l00405"></a>00405 KIO::FileCopyJob *newJob = KIO::file_copy( KURL::fromPathOrURL( mUploadMetaFile ), metaDestination );
<a name="l00406"></a>00406 <a class="codeRef" href="qobject.html#connect">connect</a>( newJob, SIGNAL( result( KIO::Job * ) ),
<a name="l00407"></a>00407 SLOT( slotUploadMetaJobResult( KIO::Job * ) ) );
<a name="l00408"></a>00408 }
<a name="l00409"></a>00409
<a name="l00410"></a>00410 <span class="keywordtype">void</span> Engine::slotUploadMetaJobResult( KIO::Job *job )
<a name="l00411"></a>00411 {
<a name="l00412"></a>00412 mUploadMetaFile = QString::null;
<a name="l00413"></a>00413 <span class="keywordflow">if</span> ( job->error() ) {
<a name="l00414"></a>00414 kdDebug() << <span class="stringliteral">"Error uploading new stuff metadata."</span> << endl;
<a name="l00415"></a>00415 job->showErrorDialog( mParentWidget );
<a name="l00416"></a>00416 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">false</span> );
<a name="l00417"></a>00417 <span class="keywordflow">return</span>;
<a name="l00418"></a>00418 }
<a name="l00419"></a>00419
<a name="l00420"></a>00420 KMessageBox::information( mParentWidget,
<a name="l00421"></a>00421 i18n(<span class="stringliteral">"Successfully uploaded new stuff."</span>) );
<a name="l00422"></a>00422 emit <a class="code" href="classKNS_1_1Engine.html#aa7e0c6905a06312f3b1fb92df172c0dd" title="Emitted when the upload has finished.">uploadFinished</a>( <span class="keyword">true</span> );
<a name="l00423"></a>00423 }
<a name="l00424"></a>00424
<a name="l00425"></a><a class="code" href="classKNS_1_1Engine.html#adeac24bcc4755f69141973ef037b85c9">00425</a> <span class="keywordtype">void</span> <a class="code" href="classKNS_1_1Engine.html#adeac24bcc4755f69141973ef037b85c9" title="Ignores the return value of the install method.">Engine::ignoreInstallResult</a>(<span class="keywordtype">bool</span> ignore)
<a name="l00426"></a>00426 {
<a name="l00427"></a>00427 d->mIgnoreInstallResult = ignore;
<a name="l00428"></a>00428 }
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