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<h2><a name="content"></a>libkdepim</h2>
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<h1>linklocator.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00023"></a>00023 <span class="preprocessor">#include "linklocator.h"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "pimemoticons.h"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <kglobal.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <kstandarddirs.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <kstaticdeleter.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <kmdcodec.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="preprocessor">#include <qstylesheet.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <qfile.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <qregexp.h></span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="preprocessor">#include <limits.h></span>
<a name="l00036"></a>00036
<a name="l00037"></a>00037 QMap<QString, QString> *LinkLocator::s_smileyEmoticonNameMap = 0;
<a name="l00038"></a>00038 QMap<QString, QString> *LinkLocator::s_smileyEmoticonHTMLCache = 0;
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">static</span> KStaticDeleter< QMap<QString, QString> > smileyMapDeleter;
<a name="l00041"></a>00041 <span class="keyword">static</span> KStaticDeleter< QMap<QString, QString> > smileyCacheDeleter;
<a name="l00042"></a>00042
<a name="l00043"></a><a class="code" href="classLinkLocator.html#e6d94d993ad40bd59cf3b13889dfe360">00043</a> <a class="code" href="classLinkLocator.html#e6d94d993ad40bd59cf3b13889dfe360" title="Constructs a LinkLocator that will search a plaintext string from a given starting...">LinkLocator::LinkLocator</a>(<span class="keyword">const</span> QString& text, <span class="keywordtype">int</span> pos)
<a name="l00044"></a>00044 : mText(text), mPos(pos), mMaxUrlLen(4096), mMaxAddressLen(255)
<a name="l00045"></a>00045 {
<a name="l00046"></a>00046 <span class="comment">// If you change either of the above values for maxUrlLen or</span>
<a name="l00047"></a>00047 <span class="comment">// maxAddressLen, then please also update the documentation for</span>
<a name="l00048"></a>00048 <span class="comment">// setMaxUrlLen()/setMaxAddressLen() in the header file AND the</span>
<a name="l00049"></a>00049 <span class="comment">// default values used for the maxUrlLen/maxAddressLen parameters</span>
<a name="l00050"></a>00050 <span class="comment">// of convertToHtml().</span>
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keywordflow">if</span> ( !s_smileyEmoticonNameMap ) {
<a name="l00053"></a>00053 smileyMapDeleter.setObject( s_smileyEmoticonNameMap,
<a name="l00054"></a>00054 <span class="keyword">new</span> QMap<QString, QString>() );
<a name="l00055"></a>00055 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> i = 0; i < EmotIcons::EnumSindex::COUNT; ++i ) {
<a name="l00056"></a>00056 QString imageName( EmotIcons::EnumSindex::enumToString[i] );
<a name="l00057"></a>00057 imageName.truncate( imageName.length() - 2 ); <span class="comment">//remove the _0 bit</span>
<a name="l00058"></a>00058 s_smileyEmoticonNameMap->insert( EmotIcons::smiley(i), imageName );
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="keywordflow">if</span> ( !s_smileyEmoticonHTMLCache )
<a name="l00063"></a>00063 smileyCacheDeleter.setObject( s_smileyEmoticonHTMLCache,
<a name="l00064"></a>00064 <span class="keyword">new</span> QMap<QString, QString>() );
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a><a class="code" href="classLinkLocator.html#1efd7d53ab0cb34c31c1347e445e762a">00067</a> <span class="keywordtype">void</span> <a class="code" href="classLinkLocator.html#1efd7d53ab0cb34c31c1347e445e762a" title="Sets the maximum length of URLs that will be matched by getUrl().">LinkLocator::setMaxUrlLen</a>(<span class="keywordtype">int</span> length)
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 mMaxUrlLen = length;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a><a class="code" href="classLinkLocator.html#d9d720f74285a85ae561e55096a47a16">00072</a> <span class="keywordtype">int</span> <a class="code" href="classLinkLocator.html#d9d720f74285a85ae561e55096a47a16">LinkLocator::maxUrlLen</a>()<span class="keyword"> const</span>
<a name="l00073"></a>00073 <span class="keyword"></span>{
<a name="l00074"></a>00074 <span class="keywordflow">return</span> mMaxUrlLen;
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076
<a name="l00077"></a><a class="code" href="classLinkLocator.html#522c3fa92b6f4c349074884ad7ac0f85">00077</a> <span class="keywordtype">void</span> <a class="code" href="classLinkLocator.html#522c3fa92b6f4c349074884ad7ac0f85" title="Sets the maximum length of email addresses that will be matched by getEmailAddress()...">LinkLocator::setMaxAddressLen</a>(<span class="keywordtype">int</span> length)
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079 mMaxAddressLen = length;
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00082"></a><a class="code" href="classLinkLocator.html#9f759db161f52448f7f415602aa9ed89">00082</a> <span class="keywordtype">int</span> <a class="code" href="classLinkLocator.html#9f759db161f52448f7f415602aa9ed89">LinkLocator::maxAddressLen</a>()<span class="keyword"> const</span>
<a name="l00083"></a>00083 <span class="keyword"></span>{
<a name="l00084"></a>00084 <span class="keywordflow">return</span> mMaxAddressLen;
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086
<a name="l00087"></a><a class="code" href="classLinkLocator.html#3331951250f3223645f82b20b2247c2a">00087</a> QString <a class="code" href="classLinkLocator.html#3331951250f3223645f82b20b2247c2a" title="Attempts to grab a URL starting at the current scan position.">LinkLocator::getUrl</a>()
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 QString url;
<a name="l00090"></a>00090 <span class="keywordflow">if</span>(atUrl())
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 <span class="comment">// handle cases like this: <link>http://foobar.org/</link></span>
<a name="l00093"></a>00093 <span class="keywordtype">int</span> start = <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>;
<a name="l00094"></a>00094 <span class="keywordflow">while</span>(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> < (<span class="keywordtype">int</span>)<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.length() && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>] > <span class="charliteral">' '</span> && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>] != <span class="charliteral">'"'</span> &&
<a name="l00095"></a>00095 QString(<span class="stringliteral">"<>()[]"</span>).find(<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>]) == -1)
<a name="l00096"></a>00096 {
<a name="l00097"></a>00097 ++mPos;
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099 <span class="comment">/* some URLs really end with: # / & - _ */</span>
<a name="l00100"></a>00100 <span class="keyword">const</span> QString allowedSpecialChars = QString(<span class="stringliteral">"#/&-_"</span>);
<a name="l00101"></a>00101 <span class="keywordflow">while</span>(mPos > start && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[mPos-1].isPunct() &&
<a name="l00102"></a>00102 allowedSpecialChars.find(<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[mPos-1]) == -1 )
<a name="l00103"></a>00103 {
<a name="l00104"></a>00104 --mPos;
<a name="l00105"></a>00105 }
<a name="l00106"></a>00106
<a name="l00107"></a>00107 url = <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(start, mPos - start);
<a name="l00108"></a>00108 <span class="keywordflow">if</span>(isEmptyUrl(url) || mPos - start > <a class="code" href="classLinkLocator.html#d9d720f74285a85ae561e55096a47a16">maxUrlLen</a>())
<a name="l00109"></a>00109 {
<a name="l00110"></a>00110 mPos = start;
<a name="l00111"></a>00111 url = <span class="stringliteral">""</span>;
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113 <span class="keywordflow">else</span>
<a name="l00114"></a>00114 {
<a name="l00115"></a>00115 --mPos;
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118 <span class="keywordflow">return</span> url;
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="comment">// keep this in sync with KMMainWin::slotUrlClicked()</span>
<a name="l00122"></a>00122 <span class="keywordtype">bool</span> LinkLocator::atUrl()<span class="keyword"> const</span>
<a name="l00123"></a>00123 <span class="keyword"></span>{
<a name="l00124"></a>00124 <span class="comment">// the following characters are allowed in a dot-atom (RFC 2822):</span>
<a name="l00125"></a>00125 <span class="comment">// a-z A-Z 0-9 . ! # $ % & ' * + - / = ? ^ _ ` { | } ~</span>
<a name="l00126"></a>00126 <span class="keyword">const</span> QString allowedSpecialChars = QString(<span class="stringliteral">".!#$%&'*+-/=?^_`{|}~"</span>);
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <span class="comment">// the character directly before the URL must not be a letter, a number or</span>
<a name="l00129"></a>00129 <span class="comment">// any other character allowed in a dot-atom (RFC 2822).</span>
<a name="l00130"></a>00130 <span class="keywordflow">if</span>( ( <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> > 0 ) && ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>-1].isLetterOrNumber() ||
<a name="l00131"></a>00131 ( allowedSpecialChars.find( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>-1] ) != -1 ) ) )
<a name="l00132"></a>00132 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00133"></a>00133
<a name="l00134"></a>00134 QChar ch = <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>];
<a name="l00135"></a>00135 <span class="keywordflow">return</span> (ch==<span class="charliteral">'h'</span> && ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 7) == <span class="stringliteral">"http://"</span> ||
<a name="l00136"></a>00136 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 8) == <span class="stringliteral">"https://"</span>) ) ||
<a name="l00137"></a>00137 (ch==<span class="charliteral">'v'</span> && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 6) == <span class="stringliteral">"vnc://"</span>) ||
<a name="l00138"></a>00138 (ch==<span class="charliteral">'f'</span> && ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 7) == <span class="stringliteral">"fish://"</span> ||
<a name="l00139"></a>00139 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 6) == <span class="stringliteral">"ftp://"</span> ||
<a name="l00140"></a>00140 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 7) == <span class="stringliteral">"ftps://"</span>) ) ||
<a name="l00141"></a>00141 (ch==<span class="charliteral">'s'</span> && ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 7) == <span class="stringliteral">"sftp://"</span> ||
<a name="l00142"></a>00142 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 6) == <span class="stringliteral">"smb://"</span>) ) ||
<a name="l00143"></a>00143 (ch==<span class="charliteral">'m'</span> && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 7) == <span class="stringliteral">"mailto:"</span>) ||
<a name="l00144"></a>00144 (ch==<span class="charliteral">'w'</span> && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 4) == <span class="stringliteral">"www."</span>) ||
<a name="l00145"></a>00145 (ch==<span class="charliteral">'f'</span> && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 4) == <span class="stringliteral">"ftp."</span>) ||
<a name="l00146"></a>00146 (ch==<span class="charliteral">'n'</span> && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid(<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, 5) == <span class="stringliteral">"news:"</span>);
<a name="l00147"></a>00147 <span class="comment">// note: no "file:" for security reasons</span>
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="keywordtype">bool</span> LinkLocator::isEmptyUrl(<span class="keyword">const</span> QString& url)
<a name="l00151"></a>00151 {
<a name="l00152"></a>00152 <span class="keywordflow">return</span> url.isEmpty() ||
<a name="l00153"></a>00153 url == <span class="stringliteral">"http://"</span> ||
<a name="l00154"></a>00154 url == <span class="stringliteral">"https://"</span> ||
<a name="l00155"></a>00155 url == <span class="stringliteral">"fish://"</span> ||
<a name="l00156"></a>00156 url == <span class="stringliteral">"ftp://"</span> ||
<a name="l00157"></a>00157 url == <span class="stringliteral">"ftps://"</span> ||
<a name="l00158"></a>00158 url == <span class="stringliteral">"sftp://"</span> ||
<a name="l00159"></a>00159 url == <span class="stringliteral">"smb://"</span> ||
<a name="l00160"></a>00160 url == <span class="stringliteral">"vnc://"</span> ||
<a name="l00161"></a>00161 url == <span class="stringliteral">"mailto"</span> ||
<a name="l00162"></a>00162 url == <span class="stringliteral">"www"</span> ||
<a name="l00163"></a>00163 url == <span class="stringliteral">"ftp"</span> ||
<a name="l00164"></a>00164 url == <span class="stringliteral">"news"</span> ||
<a name="l00165"></a>00165 url == <span class="stringliteral">"news://"</span>;
<a name="l00166"></a>00166 }
<a name="l00167"></a>00167
<a name="l00168"></a><a class="code" href="classLinkLocator.html#c97e6fcb11fa8ac991d9b5d06107e88c">00168</a> QString <a class="code" href="classLinkLocator.html#c97e6fcb11fa8ac991d9b5d06107e88c" title="Attempts to grab an email address.">LinkLocator::getEmailAddress</a>()
<a name="l00169"></a>00169 {
<a name="l00170"></a>00170 QString address;
<a name="l00171"></a>00171
<a name="l00172"></a>00172 <span class="keywordflow">if</span> ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>] == <span class="charliteral">'@'</span> ) {
<a name="l00173"></a>00173 <span class="comment">// the following characters are allowed in a dot-atom (RFC 2822):</span>
<a name="l00174"></a>00174 <span class="comment">// a-z A-Z 0-9 . ! # $ % & ' * + - / = ? ^ _ ` { | } ~</span>
<a name="l00175"></a>00175 <span class="keyword">const</span> QString allowedSpecialChars = QString(<span class="stringliteral">".!#$%&'*+-/=?^_`{|}~"</span>);
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="comment">// determine the local part of the email address</span>
<a name="l00178"></a>00178 <span class="keywordtype">int</span> start = <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> - 1;
<a name="l00179"></a>00179 <span class="keywordflow">while</span> ( start >= 0 && <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[start].unicode() < 128 &&
<a name="l00180"></a>00180 ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[start].isLetterOrNumber() ||
<a name="l00181"></a>00181 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[start] == <span class="charliteral">'@'</span> || <span class="comment">// allow @ to find invalid email addresses</span>
<a name="l00182"></a>00182 allowedSpecialChars.find( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[start] ) != -1 ) ) {
<a name="l00183"></a>00183 <span class="keywordflow">if</span> ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[start] == <span class="charliteral">'@'</span> )
<a name="l00184"></a>00184 <span class="keywordflow">return</span> QString(); <span class="comment">// local part contains '@' -> no email address</span>
<a name="l00185"></a>00185 --start;
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187 ++start;
<a name="l00188"></a>00188 <span class="comment">// we assume that an email address starts with a letter or a digit</span>
<a name="l00189"></a>00189 <span class="keywordflow">while</span> ( ( start < <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> ) && !<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[start].isLetterOrNumber() )
<a name="l00190"></a>00190 ++start;
<a name="l00191"></a>00191 <span class="keywordflow">if</span> ( start == <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> )
<a name="l00192"></a>00192 <span class="keywordflow">return</span> QString(); <span class="comment">// local part is empty -> no email address</span>
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="comment">// determine the domain part of the email address</span>
<a name="l00195"></a>00195 <span class="keywordtype">int</span> dotPos = INT_MAX;
<a name="l00196"></a>00196 <span class="keywordtype">int</span> end = <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> + 1;
<a name="l00197"></a>00197 <span class="keywordflow">while</span> ( end < (<span class="keywordtype">int</span>)<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.length() &&
<a name="l00198"></a>00198 ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end].isLetterOrNumber() ||
<a name="l00199"></a>00199 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end] == <span class="charliteral">'@'</span> || <span class="comment">// allow @ to find invalid email addresses</span>
<a name="l00200"></a>00200 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end] == <span class="charliteral">'.'</span> ||
<a name="l00201"></a>00201 <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end] == <span class="charliteral">'-'</span> ) ) {
<a name="l00202"></a>00202 <span class="keywordflow">if</span> ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end] == <span class="charliteral">'@'</span> )
<a name="l00203"></a>00203 <span class="keywordflow">return</span> QString(); <span class="comment">// domain part contains '@' -> no email address</span>
<a name="l00204"></a>00204 <span class="keywordflow">if</span> ( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end] == <span class="charliteral">'.'</span> )
<a name="l00205"></a>00205 dotPos = QMIN( dotPos, end ); <span class="comment">// remember index of first dot in domain</span>
<a name="l00206"></a>00206 ++end;
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208 <span class="comment">// we assume that an email address ends with a letter or a digit</span>
<a name="l00209"></a>00209 <span class="keywordflow">while</span> ( ( end > <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> ) && !<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[end - 1].isLetterOrNumber() )
<a name="l00210"></a>00210 --end;
<a name="l00211"></a>00211 <span class="keywordflow">if</span> ( end == <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> )
<a name="l00212"></a>00212 <span class="keywordflow">return</span> QString(); <span class="comment">// domain part is empty -> no email address</span>
<a name="l00213"></a>00213 <span class="keywordflow">if</span> ( dotPos >= end )
<a name="l00214"></a>00214 <span class="keywordflow">return</span> QString(); <span class="comment">// domain part doesn't contain a dot</span>
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="keywordflow">if</span> ( end - start > <a class="code" href="classLinkLocator.html#9f759db161f52448f7f415602aa9ed89">maxAddressLen</a>() )
<a name="l00217"></a>00217 <span class="keywordflow">return</span> QString(); <span class="comment">// too long -> most likely no email address</span>
<a name="l00218"></a>00218 address = <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid( start, end - start );
<a name="l00219"></a>00219
<a name="l00220"></a>00220 <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> = end - 1;
<a name="l00221"></a>00221 }
<a name="l00222"></a>00222 <span class="keywordflow">return</span> address;
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224
<a name="l00225"></a><a class="code" href="classLinkLocator.html#ad30cb1226658accda7765406fb51357">00225</a> QString <a class="code" href="classLinkLocator.html#ad30cb1226658accda7765406fb51357" title="Converts plaintext into html.">LinkLocator::convertToHtml</a>(<span class="keyword">const</span> QString& plainText, <span class="keywordtype">int</span> flags,
<a name="l00226"></a>00226 <span class="keywordtype">int</span> <a class="code" href="classLinkLocator.html#d9d720f74285a85ae561e55096a47a16">maxUrlLen</a>, <span class="keywordtype">int</span> <a class="code" href="classLinkLocator.html#9f759db161f52448f7f415602aa9ed89">maxAddressLen</a>)
<a name="l00227"></a>00227 {
<a name="l00228"></a>00228 <a class="code" href="classLinkLocator.html" title="LinkLocator assists in identifying sections of text that can usefully be converted...">LinkLocator</a> locator(plainText);
<a name="l00229"></a>00229 locator.<a class="code" href="classLinkLocator.html#1efd7d53ab0cb34c31c1347e445e762a" title="Sets the maximum length of URLs that will be matched by getUrl().">setMaxUrlLen</a>(maxUrlLen);
<a name="l00230"></a>00230 locator.<a class="code" href="classLinkLocator.html#522c3fa92b6f4c349074884ad7ac0f85" title="Sets the maximum length of email addresses that will be matched by getEmailAddress()...">setMaxAddressLen</a>(maxAddressLen);
<a name="l00231"></a>00231
<a name="l00232"></a>00232 QString str;
<a name="l00233"></a>00233 QString result((QChar*)0, (<span class="keywordtype">int</span>)locator.<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.length() * 2);
<a name="l00234"></a>00234 QChar ch;
<a name="l00235"></a>00235 <span class="keywordtype">int</span> x;
<a name="l00236"></a>00236 <span class="keywordtype">bool</span> startOfLine = <span class="keyword">true</span>;
<a name="l00237"></a>00237 QString emoticon;
<a name="l00238"></a>00238
<a name="l00239"></a>00239 <span class="keywordflow">for</span> (locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> = 0, x = 0; locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> < (<span class="keywordtype">int</span>)locator.<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.length(); locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>++, x++)
<a name="l00240"></a>00240 {
<a name="l00241"></a>00241 ch = locator.<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>];
<a name="l00242"></a>00242 <span class="keywordflow">if</span> ( flags & PreserveSpaces )
<a name="l00243"></a>00243 {
<a name="l00244"></a>00244 <span class="keywordflow">if</span> (ch==<span class="charliteral">' '</span>)
<a name="l00245"></a>00245 {
<a name="l00246"></a>00246 <span class="keywordflow">if</span> (startOfLine) {
<a name="l00247"></a>00247 result += <span class="stringliteral">"&nbsp;"</span>;
<a name="l00248"></a>00248 locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>++, x++;
<a name="l00249"></a>00249 startOfLine = <span class="keyword">false</span>;
<a name="l00250"></a>00250 }
<a name="l00251"></a>00251 <span class="keywordflow">while</span> (locator.<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>] == <span class="charliteral">' '</span>)
<a name="l00252"></a>00252 {
<a name="l00253"></a>00253 result += <span class="stringliteral">" "</span>;
<a name="l00254"></a>00254 locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>++, x++;
<a name="l00255"></a>00255 <span class="keywordflow">if</span> (locator.<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>] == <span class="charliteral">' '</span>) {
<a name="l00256"></a>00256 result += <span class="stringliteral">"&nbsp;"</span>;
<a name="l00257"></a>00257 locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>++, x++;
<a name="l00258"></a>00258 }
<a name="l00259"></a>00259 }
<a name="l00260"></a>00260 locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>--, x--;
<a name="l00261"></a>00261 <span class="keywordflow">continue</span>;
<a name="l00262"></a>00262 }
<a name="l00263"></a>00263 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ch==<span class="charliteral">'\t'</span>)
<a name="l00264"></a>00264 {
<a name="l00265"></a>00265 <span class="keywordflow">do</span>
<a name="l00266"></a>00266 {
<a name="l00267"></a>00267 result += <span class="stringliteral">"&nbsp;"</span>;
<a name="l00268"></a>00268 x++;
<a name="l00269"></a>00269 }
<a name="l00270"></a>00270 <span class="keywordflow">while</span>((x&7) != 0);
<a name="l00271"></a>00271 x--;
<a name="l00272"></a>00272 startOfLine = <span class="keyword">false</span>;
<a name="l00273"></a>00273 <span class="keywordflow">continue</span>;
<a name="l00274"></a>00274 }
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276 <span class="keywordflow">if</span> (ch==<span class="charliteral">'\n'</span>)
<a name="l00277"></a>00277 {
<a name="l00278"></a>00278 result += <span class="stringliteral">"<br />"</span>;
<a name="l00279"></a>00279 startOfLine = <span class="keyword">true</span>;
<a name="l00280"></a>00280 x = -1;
<a name="l00281"></a>00281 <span class="keywordflow">continue</span>;
<a name="l00282"></a>00282 }
<a name="l00283"></a>00283
<a name="l00284"></a>00284 startOfLine = <span class="keyword">false</span>;
<a name="l00285"></a>00285 <span class="keywordflow">if</span> (ch==<span class="charliteral">'&'</span>)
<a name="l00286"></a>00286 result += <span class="stringliteral">"&amp;"</span>;
<a name="l00287"></a>00287 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ch==<span class="charliteral">'"'</span>)
<a name="l00288"></a>00288 result += <span class="stringliteral">"&quot;"</span>;
<a name="l00289"></a>00289 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ch==<span class="charliteral">'<'</span>)
<a name="l00290"></a>00290 result += <span class="stringliteral">"&lt;"</span>;
<a name="l00291"></a>00291 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ch==<span class="charliteral">'>'</span>)
<a name="l00292"></a>00292 result += <span class="stringliteral">"&gt;"</span>;
<a name="l00293"></a>00293 <span class="keywordflow">else</span>
<a name="l00294"></a>00294 {
<a name="l00295"></a>00295 <span class="keyword">const</span> <span class="keywordtype">int</span> start = locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>;
<a name="l00296"></a>00296 <span class="keywordflow">if</span> ( !(flags & IgnoreUrls) ) {
<a name="l00297"></a>00297 str = locator.<a class="code" href="classLinkLocator.html#3331951250f3223645f82b20b2247c2a" title="Attempts to grab a URL starting at the current scan position.">getUrl</a>();
<a name="l00298"></a>00298 <span class="keywordflow">if</span> (!str.isEmpty())
<a name="l00299"></a>00299 {
<a name="l00300"></a>00300 QString hyperlink;
<a name="l00301"></a>00301 <span class="keywordflow">if</span>(str.left(4) == <span class="stringliteral">"www."</span>)
<a name="l00302"></a>00302 hyperlink = <span class="stringliteral">"http://"</span> + str;
<a name="l00303"></a>00303 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(str.left(4) == <span class="stringliteral">"ftp."</span>)
<a name="l00304"></a>00304 hyperlink = <span class="stringliteral">"ftp://"</span> + str;
<a name="l00305"></a>00305 <span class="keywordflow">else</span>
<a name="l00306"></a>00306 hyperlink = str;
<a name="l00307"></a>00307
<a name="l00308"></a>00308 str = str.replace(<span class="charliteral">'&'</span>, <span class="stringliteral">"&amp;"</span>);
<a name="l00309"></a>00309 result += <span class="stringliteral">"<a href=\""</span> + hyperlink + <span class="stringliteral">"\">"</span> + str + <span class="stringliteral">"</a>"</span>;
<a name="l00310"></a>00310 x += locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> - start;
<a name="l00311"></a>00311 <span class="keywordflow">continue</span>;
<a name="l00312"></a>00312 }
<a name="l00313"></a>00313 str = locator.<a class="code" href="classLinkLocator.html#c97e6fcb11fa8ac991d9b5d06107e88c" title="Attempts to grab an email address.">getEmailAddress</a>();
<a name="l00314"></a>00314 <span class="keywordflow">if</span>(!str.isEmpty())
<a name="l00315"></a>00315 {
<a name="l00316"></a>00316 <span class="comment">// len is the length of the local part</span>
<a name="l00317"></a>00317 <span class="keywordtype">int</span> len = str.find(<span class="charliteral">'@'</span>);
<a name="l00318"></a>00318 QString localPart = str.left(len);
<a name="l00319"></a>00319
<a name="l00320"></a>00320 <span class="comment">// remove the local part from the result (as '&'s have been expanded to</span>
<a name="l00321"></a>00321 <span class="comment">// &amp; we have to take care of the 4 additional characters per '&')</span>
<a name="l00322"></a>00322 result.truncate(result.length() - len - (localPart.contains(<span class="charliteral">'&'</span>)*4));
<a name="l00323"></a>00323 x -= len;
<a name="l00324"></a>00324
<a name="l00325"></a>00325 result += <span class="stringliteral">"<a href=\"mailto:"</span> + str + <span class="stringliteral">"\">"</span> + str + <span class="stringliteral">"</a>"</span>;
<a name="l00326"></a>00326 x += str.length() - 1;
<a name="l00327"></a>00327 <span class="keywordflow">continue</span>;
<a name="l00328"></a>00328 }
<a name="l00329"></a>00329 }
<a name="l00330"></a>00330 <span class="keywordflow">if</span> ( flags & ReplaceSmileys ) {
<a name="l00331"></a>00331 str = locator.<a class="code" href="classLinkLocator.html#64ab14eccadf2cb5904e573e071f3429" title="Replaces smiley text with an.">getEmoticon</a>();
<a name="l00332"></a>00332 <span class="keywordflow">if</span> ( ! str.isEmpty() ) {
<a name="l00333"></a>00333 result += str;
<a name="l00334"></a>00334 x += locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> - start;
<a name="l00335"></a>00335 <span class="keywordflow">continue</span>;
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337 }
<a name="l00338"></a>00338 <span class="keywordflow">if</span> ( flags & HighlightText ) {
<a name="l00339"></a>00339 str = locator.<a class="code" href="classLinkLocator.html#64d0a1f2703db77114c943fedd740843" title="Highlight text according to *bold*, /italic/ and _underlined_ markup.">highlightedText</a>();
<a name="l00340"></a>00340 <span class="keywordflow">if</span> ( !str.isEmpty() ) {
<a name="l00341"></a>00341 result += str;
<a name="l00342"></a>00342 x += locator.<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> - start;
<a name="l00343"></a>00343 <span class="keywordflow">continue</span>;
<a name="l00344"></a>00344 }
<a name="l00345"></a>00345 }
<a name="l00346"></a>00346 result += ch;
<a name="l00347"></a>00347 }
<a name="l00348"></a>00348 }
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="keywordflow">return</span> result;
<a name="l00351"></a>00351 }
<a name="l00352"></a>00352
<a name="l00353"></a><a class="code" href="classLinkLocator.html#ea4502c780ceef2d4a2c77bb6143216b">00353</a> QString <a class="code" href="classLinkLocator.html#ea4502c780ceef2d4a2c77bb6143216b" title="Embed the given PNG image into a data URL.">LinkLocator::pngToDataUrl</a>( <span class="keyword">const</span> QString & iconPath )
<a name="l00354"></a>00354 {
<a name="l00355"></a>00355 <span class="keywordflow">if</span> ( iconPath.isEmpty() )
<a name="l00356"></a>00356 <span class="keywordflow">return</span> QString::null;
<a name="l00357"></a>00357
<a name="l00358"></a>00358 QFile pngFile( iconPath );
<a name="l00359"></a>00359 <span class="keywordflow">if</span> ( !pngFile.open( IO_ReadOnly | IO_Raw ) )
<a name="l00360"></a>00360 <span class="keywordflow">return</span> QString::null;
<a name="l00361"></a>00361
<a name="l00362"></a>00362 QByteArray ba = pngFile.readAll();
<a name="l00363"></a>00363 pngFile.close();
<a name="l00364"></a>00364 <span class="keywordflow">return</span> QString::fromLatin1(<span class="stringliteral">"data:image/png;base64,%1"</span>)
<a name="l00365"></a>00365 .arg( KCodecs::base64Encode( ba ) );
<a name="l00366"></a>00366 }
<a name="l00367"></a>00367
<a name="l00368"></a>00368
<a name="l00369"></a>00369 QString LinkLocator::getEmoticon()
<a name="l00370"></a>00370 {
<a name="l00371"></a>00371 <span class="comment">// smileys have to be prepended by whitespace</span>
<a name="l00372"></a>00372 <span class="keywordflow">if</span> ( ( <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> > 0 ) && !<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>-1].isSpace() )
<a name="l00373"></a>00373 <span class="keywordflow">return</span> QString::null;
<a name="l00374"></a>00374
<a name="l00375"></a>00375 <span class="comment">// since smileys start with ':', ';', '(' or '8' short circuit method</span>
<a name="l00376"></a>00376 <span class="keyword">const</span> QChar ch = <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>];
<a name="l00377"></a>00377 <span class="keywordflow">if</span> ( ch !=<span class="charliteral">':'</span> && ch != <span class="charliteral">';'</span> && ch != <span class="charliteral">'('</span> && ch != <span class="charliteral">'8'</span> )
<a name="l00378"></a>00378 <span class="keywordflow">return</span> QString::null;
<a name="l00379"></a>00379
<a name="l00380"></a>00380 <span class="comment">// find the end of the smiley (a smiley is at most 4 chars long and ends at</span>
<a name="l00381"></a>00381 <span class="comment">// lineend or whitespace)</span>
<a name="l00382"></a>00382 <span class="keyword">const</span> <span class="keywordtype">int</span> MinSmileyLen = 2;
<a name="l00383"></a>00383 <span class="keyword">const</span> <span class="keywordtype">int</span> MaxSmileyLen = 4;
<a name="l00384"></a>00384 <span class="keywordtype">int</span> smileyLen = 1;
<a name="l00385"></a>00385 <span class="keywordflow">while</span> ( ( smileyLen <= MaxSmileyLen ) &&
<a name="l00386"></a>00386 ( <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>+smileyLen < (<span class="keywordtype">int</span>)<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.length() ) &&
<a name="l00387"></a>00387 !<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>+smileyLen].isSpace() )
<a name="l00388"></a>00388 smileyLen++;
<a name="l00389"></a>00389 <span class="keywordflow">if</span> ( smileyLen < MinSmileyLen || smileyLen > MaxSmileyLen )
<a name="l00390"></a>00390 <span class="keywordflow">return</span> QString::null;
<a name="l00391"></a>00391
<a name="l00392"></a>00392 <span class="keyword">const</span> QString smiley = <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.mid( <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>, smileyLen );
<a name="l00393"></a>00393 <span class="keywordflow">if</span> ( !s_smileyEmoticonNameMap->contains( smiley ) )
<a name="l00394"></a>00394 <span class="keywordflow">return</span> QString::null; <span class="comment">// that's not a (known) smiley</span>
<a name="l00395"></a>00395
<a name="l00396"></a>00396 QString htmlRep;
<a name="l00397"></a>00397 <span class="keywordflow">if</span> ( s_smileyEmoticonHTMLCache->contains( smiley ) ) {
<a name="l00398"></a>00398 htmlRep = (*s_smileyEmoticonHTMLCache)[smiley];
<a name="l00399"></a>00399 }
<a name="l00400"></a>00400 <span class="keywordflow">else</span> {
<a name="l00401"></a>00401 <span class="keyword">const</span> QString imageName = (*s_smileyEmoticonNameMap)[smiley];
<a name="l00402"></a>00402
<a name="l00403"></a>00403 <span class="preprocessor">#if KDE_IS_VERSION( 3, 3, 91 )</span>
<a name="l00404"></a>00404 <span class="preprocessor"></span> <span class="keyword">const</span> QString iconPath = locate( <span class="stringliteral">"emoticons"</span>,
<a name="l00405"></a>00405 EmotIcons::theme() +
<a name="l00406"></a>00406 QString::fromLatin1( <span class="stringliteral">"/"</span> ) +
<a name="l00407"></a>00407 imageName + QString::fromLatin1(<span class="stringliteral">".png"</span>) );
<a name="l00408"></a>00408 <span class="preprocessor">#else</span>
<a name="l00409"></a>00409 <span class="preprocessor"></span> <span class="keyword">const</span> QString iconPath = locate( <span class="stringliteral">"data"</span>,
<a name="l00410"></a>00410 QString::fromLatin1( <span class="stringliteral">"kopete/pics/emoticons/"</span> )+
<a name="l00411"></a>00411 EmotIcons::theme() +
<a name="l00412"></a>00412 QString::fromLatin1( <span class="stringliteral">"/"</span> ) +
<a name="l00413"></a>00413 imageName + QString::fromLatin1(<span class="stringliteral">".png"</span>) );
<a name="l00414"></a>00414 <span class="preprocessor">#endif</span>
<a name="l00415"></a>00415 <span class="preprocessor"></span>
<a name="l00416"></a>00416 <span class="keyword">const</span> QString dataUrl = <a class="code" href="classLinkLocator.html#ea4502c780ceef2d4a2c77bb6143216b" title="Embed the given PNG image into a data URL.">pngToDataUrl</a>( iconPath );
<a name="l00417"></a>00417 <span class="keywordflow">if</span> ( dataUrl.isEmpty() ) {
<a name="l00418"></a>00418 htmlRep = QString::null;
<a name="l00419"></a>00419 }
<a name="l00420"></a>00420 <span class="keywordflow">else</span> {
<a name="l00421"></a>00421 <span class="comment">// create an image tag (the text in attribute alt is used</span>
<a name="l00422"></a>00422 <span class="comment">// for copy & paste) representing the smiley</span>
<a name="l00423"></a>00423 htmlRep = QString(<span class="stringliteral">"<img class=\"pimsmileyimg\" src=\"%1\" "</span>
<a name="l00424"></a>00424 <span class="stringliteral">"alt=\"%2\" title=\"%3\" width=\"16\" height=\"16\"/>"</span>)
<a name="l00425"></a>00425 .arg( dataUrl,
<a name="l00426"></a>00426 QStyleSheet::escape( smiley ),
<a name="l00427"></a>00427 QStyleSheet::escape( smiley ) );
<a name="l00428"></a>00428 }
<a name="l00429"></a>00429 s_smileyEmoticonHTMLCache->insert( smiley, htmlRep );
<a name="l00430"></a>00430 }
<a name="l00431"></a>00431
<a name="l00432"></a>00432 <span class="keywordflow">if</span> ( !htmlRep.isEmpty() )
<a name="l00433"></a>00433 <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> += smileyLen - 1;
<a name="l00434"></a>00434
<a name="l00435"></a>00435 <span class="keywordflow">return</span> htmlRep;
<a name="l00436"></a>00436 }
<a name="l00437"></a>00437
<a name="l00438"></a>00438 QString LinkLocator::highlightedText()
<a name="l00439"></a>00439 {
<a name="l00440"></a>00440 <span class="comment">// formating symbols must be prepended with a whitespace</span>
<a name="l00441"></a>00441 <span class="keywordflow">if</span> ( ( <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> > 0 ) && !<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>-1].isSpace() )
<a name="l00442"></a>00442 <span class="keywordflow">return</span> QString::null;
<a name="l00443"></a>00443
<a name="l00444"></a>00444 <span class="keyword">const</span> QChar ch = <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a>];
<a name="l00445"></a>00445 <span class="keywordflow">if</span> ( ch != <span class="charliteral">'/'</span> && ch != <span class="charliteral">'*'</span> && ch != <span class="charliteral">'_'</span> )
<a name="l00446"></a>00446 <span class="keywordflow">return</span> QString::null;
<a name="l00447"></a>00447
<a name="l00448"></a>00448 QRegExp re = QRegExp( QString(<span class="stringliteral">"\\%1([0-9A-Za-z]+)\\%2"</span>).arg( ch ).arg( ch ) );
<a name="l00449"></a>00449 <span class="keywordflow">if</span> ( re.search( <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>, <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> ) == <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> ) {
<a name="l00450"></a>00450 uint length = re.matchedLength();
<a name="l00451"></a>00451 <span class="comment">// there must be a whitespace after the closing formating symbol</span>
<a name="l00452"></a>00452 <span class="keywordflow">if</span> ( <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> + length < <a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>.length() && !<a class="code" href="classLinkLocator.html#9da70c8aaa6c7393f179bc4125b613f3" title="The plaintext string being scanned for URLs and email addresses.">mText</a>[<a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> + length].isSpace() )
<a name="l00453"></a>00453 <span class="keywordflow">return</span> QString::null;
<a name="l00454"></a>00454 <a class="code" href="classLinkLocator.html#80641cfa3d8443ac9c8279a9511f0c36" title="The current scan position.">mPos</a> += length - 1;
<a name="l00455"></a>00455 <span class="keywordflow">switch</span> ( ch.latin1() ) {
<a name="l00456"></a>00456 <span class="keywordflow">case</span> <span class="charliteral">'*'</span>:
<a name="l00457"></a>00457 <span class="keywordflow">return</span> <span class="stringliteral">"<b>"</span> + re.cap( 1 ) + <span class="stringliteral">"</b>"</span>;
<a name="l00458"></a>00458 <span class="keywordflow">case</span> <span class="charliteral">'_'</span>:
<a name="l00459"></a>00459 <span class="keywordflow">return</span> <span class="stringliteral">"<u>"</span> + re.cap( 1 ) + <span class="stringliteral">"</u>"</span>;
<a name="l00460"></a>00460 <span class="keywordflow">case</span> <span class="charliteral">'/'</span>:
<a name="l00461"></a>00461 <span class="keywordflow">return</span> <span class="stringliteral">"<i>"</span> + re.cap( 1 ) + <span class="stringliteral">"</i>"</span>;
<a name="l00462"></a>00462 }
<a name="l00463"></a>00463 }
<a name="l00464"></a>00464 <span class="keywordflow">return</span> QString::null;
<a name="l00465"></a>00465 }
<a name="l00466"></a>00466
</pre></div></div>
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