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<div class="title">lprhandler.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 the KDE libraries</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be></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 version 2 as published by the Free Software Foundation.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * This library is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00012"></a>00012 <span class="comment"> * Library General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> * You should have received a copy of the GNU Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> * along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> * Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment"> **/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#include "lprhandler.h"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "kmprinter.h"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include "printcapentry.h"</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "kmmanager.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "lprsettings.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "driver.h"</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include <qfile.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <qtextstream.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <qvaluestack.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <klocale.h></span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="preprocessor">#include <unistd.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 LprHandler::LprHandler(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& name, KMManager *mgr)
<a name="l00035"></a>00035 : m_name(name), m_manager(mgr)
<a name="l00036"></a>00036 {
<a name="l00037"></a>00037 }
<a name="l00038"></a>00038
<a name="l00039"></a>00039 LprHandler::~LprHandler()
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keywordtype">bool</span> LprHandler::validate(PrintcapEntry*)
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00046"></a>00046 }
<a name="l00047"></a>00047
<a name="l00048"></a>00048 KMPrinter* LprHandler::createPrinter(PrintcapEntry *entry)
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 KMPrinter *prt = <span class="keyword">new</span> KMPrinter;
<a name="l00051"></a>00051 prt->setPrinterName(entry->name);
<a name="l00052"></a>00052 prt->setName(entry->name);
<a name="l00053"></a>00053 prt->setType(KMPrinter::Printer);
<a name="l00054"></a>00054 <span class="keywordflow">return</span> prt;
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="keywordtype">bool</span> LprHandler::completePrinter(KMPrinter *prt, PrintcapEntry *entry, <span class="keywordtype">bool</span>)
<a name="l00058"></a>00058 {
<a name="l00059"></a>00059 prt->setDescription(i18n(<span class="stringliteral">"Unknown (unrecognized entry)"</span>));
<a name="l00060"></a>00060 <a class="codeRef" href="qstring.html">QString</a> val = entry->field(<span class="stringliteral">"lp"</span>);
<a name="l00061"></a>00061 KURL uri;
<a name="l00062"></a>00062 <span class="keywordflow">if</span> (!val.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>() && val != <span class="stringliteral">"/dev/null"</span>)
<a name="l00063"></a>00063 {
<a name="l00064"></a>00064 <span class="keywordtype">int</span> p = val.<a class="codeRef" href="qstring.html#find">find</a>(<span class="charliteral">'@'</span>);
<a name="l00065"></a>00065 <span class="keywordflow">if</span> (p != -1)
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 prt->setLocation(i18n(<span class="stringliteral">"Remote queue (%1) on %2"</span>).arg(val.<a class="codeRef" href="qstring.html#left">left</a>(p)).arg(val.<a class="codeRef" href="qstring.html#mid">mid</a>(p+1)));
<a name="l00068"></a>00068 uri.setProtocol(<span class="stringliteral">"lpd"</span>);
<a name="l00069"></a>00069 uri.setHost(val.<a class="codeRef" href="qstring.html#mid">mid</a>(p+1));
<a name="l00070"></a>00070 uri.setPath(<span class="stringliteral">"/"</span> + val.<a class="codeRef" href="qstring.html#left">left</a>(p));
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((p = val.<a class="codeRef" href="qstring.html#find">find</a>(<span class="charliteral">'%'</span>)) != -1)
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074 prt->setLocation(i18n(<span class="stringliteral">"Network printer (%1)"</span>).arg(<span class="stringliteral">"socket"</span>));
<a name="l00075"></a>00075 uri.setProtocol(<span class="stringliteral">"socket"</span>);
<a name="l00076"></a>00076 uri.setHost(val.<a class="codeRef" href="qstring.html#left">left</a>(p));
<a name="l00077"></a>00077 uri.setPort(val.<a class="codeRef" href="qstring.html#mid">mid</a>(p+1).toInt());
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079 <span class="keywordflow">else</span>
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 prt->setLocation(i18n(<span class="stringliteral">"Local printer on %1"</span>).arg(val));
<a name="l00082"></a>00082 uri.setProtocol(<span class="stringliteral">"parallel"</span>);
<a name="l00083"></a>00083 uri.setPath(val);
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!(val = entry->field(<span class="stringliteral">"rp"</span>)).isEmpty())
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <a class="codeRef" href="qstring.html">QString</a> rm = entry->has(<span class="stringliteral">"rm"</span>) ?
<a name="l00089"></a>00089 entry->field(<span class="stringliteral">"rm"</span>) :
<a name="l00090"></a>00090 LprSettings::self()->defaultRemoteHost();
<a name="l00091"></a>00091 prt->setLocation(i18n(<span class="stringliteral">"Remote queue (%1) on %2"</span>).arg(val).arg(rm));
<a name="l00092"></a>00092 uri.setProtocol(<span class="stringliteral">"lpd"</span>);
<a name="l00093"></a>00093 uri.setHost(rm);
<a name="l00094"></a>00094 uri.setPath(<span class="stringliteral">"/"</span> + val);
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096 <span class="keywordflow">else</span>
<a name="l00097"></a>00097 prt->setLocation(i18n(<span class="stringliteral">"Unknown (unrecognized entry)"</span>));
<a name="l00098"></a>00098 prt->setDevice(uri.url());
<a name="l00099"></a>00099 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a>00102 DrMain* LprHandler::loadDriver(KMPrinter*, PrintcapEntry*, <span class="keywordtype">bool</span>)
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 manager()->setErrorMsg(i18n(<span class="stringliteral">"Unrecognized entry."</span>));
<a name="l00105"></a>00105 <span class="keywordflow">return</span> NULL;
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordtype">bool</span> LprHandler::savePrinterDriver(KMPrinter*, PrintcapEntry*, DrMain*, <span class="keywordtype">bool</span>*)
<a name="l00109"></a>00109 {
<a name="l00110"></a>00110 manager()->setErrorMsg(i18n(<span class="stringliteral">"Unrecognized entry."</span>));
<a name="l00111"></a>00111 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113
<a name="l00114"></a>00114 DrMain* LprHandler::loadDbDriver(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>&)
<a name="l00115"></a>00115 {
<a name="l00116"></a>00116 manager()->setErrorMsg(i18n(<span class="stringliteral">"Unrecognized entry."</span>));
<a name="l00117"></a>00117 <span class="keywordflow">return</span> NULL;
<a name="l00118"></a>00118 }
<a name="l00119"></a>00119
<a name="l00120"></a>00120 PrintcapEntry* LprHandler::createEntry(KMPrinter *prt)
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 <span class="comment">// this default handler only supports local parallel and remote lpd URIs</span>
<a name="l00123"></a>00123 KURL uri ( prt->device() );
<a name="l00124"></a>00124 <a class="codeRef" href="qstring.html">QString</a> prot = uri.protocol();
<a name="l00125"></a>00125 <span class="keywordflow">if</span> (!prot.isEmpty() && prot != <span class="stringliteral">"parallel"</span> && prot != <span class="stringliteral">"file"</span> && prot != <span class="stringliteral">"lpd"</span> && prot != <span class="stringliteral">"socket"</span>)
<a name="l00126"></a>00126 {
<a name="l00127"></a>00127 manager()->setErrorMsg(i18n(<span class="stringliteral">"Unsupported backend: %1."</span>).arg(prot));
<a name="l00128"></a>00128 <span class="keywordflow">return</span> NULL;
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130 PrintcapEntry *entry = <span class="keyword">new</span> PrintcapEntry;
<a name="l00131"></a>00131 entry->comment = <span class="stringliteral">"# Default handler"</span>;
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (prot == <span class="stringliteral">"lpd"</span>)
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 entry->addField(<span class="stringliteral">"rm"</span>, Field::String, uri.host());
<a name="l00135"></a>00135 <a class="codeRef" href="qstring.html">QString</a> rp = uri.path();
<a name="l00136"></a>00136 <span class="keywordflow">if</span> (rp[0] == <span class="charliteral">'/'</span>)
<a name="l00137"></a>00137 rp = rp.<a class="codeRef" href="qstring.html#mid">mid</a>(1);
<a name="l00138"></a>00138 entry->addField(<span class="stringliteral">"rp"</span>, Field::String, rp);
<a name="l00139"></a>00139 <span class="comment">// force this entry to null (otherwise it seems it's redirected</span>
<a name="l00140"></a>00140 <span class="comment">// to /dev/lp0 by default)</span>
<a name="l00141"></a>00141 entry->addField(<span class="stringliteral">"lp"</span>, Field::String, QString::null);
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( prot == <span class="stringliteral">"socket"</span> )
<a name="l00144"></a>00144 {
<a name="l00145"></a>00145 <a class="codeRef" href="qstring.html">QString</a> lp = uri.host();
<a name="l00146"></a>00146 <span class="keywordflow">if</span> ( uri.port() == 0 )
<a name="l00147"></a>00147 lp.<a class="codeRef" href="qstring.html#append">append</a>( <span class="stringliteral">"%9100"</span> );
<a name="l00148"></a>00148 <span class="keywordflow">else</span>
<a name="l00149"></a>00149 lp.<a class="codeRef" href="qstring.html#append">append</a>( <span class="stringliteral">"%"</span> ).append( <a class="codeRef" href="qstring.html#number">QString::number</a>( uri.port() ) );
<a name="l00150"></a>00150 entry->addField(<span class="stringliteral">"lp"</span>, Field::String, lp);
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152 <span class="keywordflow">else</span>
<a name="l00153"></a>00153 {
<a name="l00154"></a>00154 entry->addField(<span class="stringliteral">"lp"</span>, Field::String, uri.path());
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156 <span class="keywordflow">return</span> entry;
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keywordtype">bool</span> LprHandler::removePrinter(KMPrinter*, PrintcapEntry*)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <a class="codeRef" href="qstring.html">QString</a> LprHandler::printOptions(<a class="code" href="classKPrinter.html" title="This class is the main interface to access the KDE print framework.">KPrinter</a>*)
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166 <span class="keywordflow">return</span> QString::null;
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <span class="keywordtype">void</span> LprHandler::reset()
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172
<a name="l00173"></a>00173 DrMain* LprHandler::loadToolDriver(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& filename)
<a name="l00174"></a>00174 {
<a name="l00175"></a>00175 <a class="codeRef" href="qfile.html">QFile</a> f(filename);
<a name="l00176"></a>00176 <span class="keywordflow">if</span> (f.open(IO_ReadOnly))
<a name="l00177"></a>00177 {
<a name="l00178"></a>00178 DrMain *driver = <span class="keyword">new</span> DrMain;
<a name="l00179"></a>00179 <a class="codeRef" href="qvaluestack.html">QValueStack<DrGroup*></a> groups;
<a name="l00180"></a>00180 <a class="codeRef" href="qtextstream.html">QTextStream</a> t(&f);
<a name="l00181"></a>00181 <a class="codeRef" href="qstringlist.html">QStringList</a> l;
<a name="l00182"></a>00182 DrListOption *lopt(0);
<a name="l00183"></a>00183 DrBase *opt(0);
<a name="l00184"></a>00184
<a name="l00185"></a>00185 groups.<a class="codeRef" href="qvaluestack.html#push">push</a>(driver);
<a name="l00186"></a>00186 driver->set(<span class="stringliteral">"text"</span>, <span class="stringliteral">"Tool Driver"</span>);
<a name="l00187"></a>00187 <span class="keywordflow">while</span> (!t.atEnd())
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 l = <a class="codeRef" href="qstringlist.html#split">QStringList::split</a>(<span class="charliteral">'|'</span>, t.readLine().stripWhiteSpace(), <span class="keyword">false</span>);
<a name="l00190"></a>00190 <span class="keywordflow">if</span> (l.count() == 0)
<a name="l00191"></a>00191 <span class="keywordflow">continue</span>;
<a name="l00192"></a>00192 <span class="keywordflow">if</span> (l[0] == <span class="stringliteral">"GROUP"</span>)
<a name="l00193"></a>00193 {
<a name="l00194"></a>00194 DrGroup *grp = <span class="keyword">new</span> DrGroup;
<a name="l00195"></a>00195 grp->setName(l[1]);
<a name="l00196"></a>00196 grp->set(<span class="stringliteral">"text"</span>, l[2]);
<a name="l00197"></a>00197 groups.<a class="codeRef" href="qvaluestack.html#top">top</a>()->addGroup(grp);
<a name="l00198"></a>00198 groups.<a class="codeRef" href="qvaluestack.html#push">push</a>(grp);
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (l[0] == <span class="stringliteral">"ENDGROUP"</span>)
<a name="l00201"></a>00201 {
<a name="l00202"></a>00202 groups.<a class="codeRef" href="qvaluestack.html#pop">pop</a>();
<a name="l00203"></a>00203 }
<a name="l00204"></a>00204 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (l[0] == <span class="stringliteral">"OPTION"</span>)
<a name="l00205"></a>00205 {
<a name="l00206"></a>00206 opt = 0;
<a name="l00207"></a>00207 lopt = 0;
<a name="l00208"></a>00208 <span class="keywordflow">if</span> (l.count() > 3)
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 <span class="keywordflow">if</span> (l[3] == <span class="stringliteral">"STRING"</span>)
<a name="l00211"></a>00211 opt = <span class="keyword">new</span> DrStringOption;
<a name="l00212"></a>00212 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (l[3] == <span class="stringliteral">"BOOLEAN"</span>)
<a name="l00213"></a>00213 {
<a name="l00214"></a>00214 lopt = <span class="keyword">new</span> DrBooleanOption;
<a name="l00215"></a>00215 opt = lopt;
<a name="l00216"></a>00216 }
<a name="l00217"></a>00217 }
<a name="l00218"></a>00218 <span class="keywordflow">else</span>
<a name="l00219"></a>00219 {
<a name="l00220"></a>00220 lopt = <span class="keyword">new</span> DrListOption;
<a name="l00221"></a>00221 opt = lopt;
<a name="l00222"></a>00222 }
<a name="l00223"></a>00223 <span class="keywordflow">if</span> (opt)
<a name="l00224"></a>00224 {
<a name="l00225"></a>00225 opt->setName(l[1]);
<a name="l00226"></a>00226 opt->set(<span class="stringliteral">"text"</span>, l[2]);
<a name="l00227"></a>00227 groups.<a class="codeRef" href="qvaluestack.html#top">top</a>()->addOption(opt);
<a name="l00228"></a>00228 }
<a name="l00229"></a>00229 }
<a name="l00230"></a>00230 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (l[0] == <span class="stringliteral">"CHOICE"</span> && lopt)
<a name="l00231"></a>00231 {
<a name="l00232"></a>00232 DrBase *ch = <span class="keyword">new</span> DrBase;
<a name="l00233"></a>00233 ch->setName(l[1]);
<a name="l00234"></a>00234 ch->set(<span class="stringliteral">"text"</span>, l[2]);
<a name="l00235"></a>00235 lopt->addChoice(ch);
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (l[0] == <span class="stringliteral">"DEFAULT"</span> && opt)
<a name="l00238"></a>00238 {
<a name="l00239"></a>00239 opt->setValueText(l[1]);
<a name="l00240"></a>00240 opt->set(<span class="stringliteral">"default"</span>, l[1]);
<a name="l00241"></a>00241 }
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243 <span class="keywordflow">return</span> driver;
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245 <span class="keywordflow">return</span> NULL;
<a name="l00246"></a>00246 }
<a name="l00247"></a>00247
<a name="l00248"></a>00248 <a class="codeRef" href="qstring.html">QString</a> LprHandler::driverDirectory()
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <span class="keywordflow">if</span> (m_cacheddriverdir.isEmpty())
<a name="l00251"></a>00251 m_cacheddriverdir = driverDirInternal();
<a name="l00252"></a>00252 <span class="keywordflow">return</span> m_cacheddriverdir;
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254
<a name="l00255"></a>00255 <a class="codeRef" href="qstring.html">QString</a> LprHandler::driverDirInternal()
<a name="l00256"></a>00256 {
<a name="l00257"></a>00257 <span class="keywordflow">return</span> QString::null;
<a name="l00258"></a>00258 }
<a name="l00259"></a>00259
<a name="l00260"></a>00260 <a class="codeRef" href="qstring.html">QString</a> LprHandler::locateDir(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& dirname, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& paths)
<a name="l00261"></a>00261 {
<a name="l00262"></a>00262 <a class="codeRef" href="qstringlist.html">QStringList</a> pathlist = <a class="codeRef" href="qstringlist.html#split">QStringList::split</a>(<span class="charliteral">':'</span>, paths, <span class="keyword">false</span>);
<a name="l00263"></a>00263 <span class="keywordflow">for</span> (QStringList::ConstIterator it=pathlist.begin(); it!=pathlist.end(); ++it)
<a name="l00264"></a>00264 {
<a name="l00265"></a>00265 <a class="codeRef" href="qstring.html">QString</a> testpath = *it + <span class="stringliteral">"/"</span> + dirname;
<a name="l00266"></a>00266 <span class="keywordflow">if</span> (::access(<a class="codeRef" href="qfile.html#encodeName">QFile::encodeName</a>(testpath), F_OK) == 0)
<a name="l00267"></a>00267 <span class="keywordflow">return</span> testpath;
<a name="l00268"></a>00268 }
<a name="l00269"></a>00269 <span class="keywordflow">return</span> QString::null;
<a name="l00270"></a>00270 }
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