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doctrine2/api_documentation/trunk/__filesource/fsource_Doctrine__DoctrineExpressionPgsql.php.html
2007-08-31 23:05:18 +00:00

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<div id="content">
<h1 align="center">Source for file Pgsql.php</h1>
<p>Documentation is available at <a href="../Doctrine/_Doctrine---Expression---Pgsql.php.html">Pgsql.php</a></p>
<div class="src-code"><span class="php">
<ol><li><div class="src-line"><a name="a1"></a><span class="src-php">&lt;?php</span></div></li>
<li><div class="src-line"><a name="a2"></a><span class="src-comm">/*</span></div></li>
<li><div class="src-line"><a name="a3"></a><span class="src-comm">&nbsp;*&nbsp;&nbsp;$Id:&nbsp;Pgsql.php&nbsp;2276&nbsp;2007-08-25&nbsp;08:06:17Z&nbsp;lukenukem&nbsp;$</span></div></li>
<li><div class="src-line"><a name="a4"></a><span class="src-comm">&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a5"></a><span class="src-comm">&nbsp;*&nbsp;THIS&nbsp;SOFTWARE&nbsp;IS&nbsp;PROVIDED&nbsp;BY&nbsp;THE&nbsp;COPYRIGHT&nbsp;HOLDERS&nbsp;AND&nbsp;CONTRIBUTORS</span></div></li>
<li><div class="src-line"><a name="a6"></a><span class="src-comm">&nbsp;*&nbsp;&quot;AS&nbsp;IS&quot;&nbsp;AND&nbsp;ANY&nbsp;EXPRESS&nbsp;OR&nbsp;IMPLIED&nbsp;WARRANTIES,&nbsp;INCLUDING,&nbsp;BUT&nbsp;NOT</span></div></li>
<li><div class="src-line"><a name="a7"></a><span class="src-comm">&nbsp;*&nbsp;LIMITED&nbsp;TO,&nbsp;THE&nbsp;IMPLIED&nbsp;WARRANTIES&nbsp;OF&nbsp;MERCHANTABILITY&nbsp;AND&nbsp;FITNESS&nbsp;FOR</span></div></li>
<li><div class="src-line"><a name="a8"></a><span class="src-comm">&nbsp;*&nbsp;A&nbsp;PARTICULAR&nbsp;PURPOSE&nbsp;ARE&nbsp;DISCLAIMED.&nbsp;IN&nbsp;NO&nbsp;EVENT&nbsp;SHALL&nbsp;THE&nbsp;COPYRIGHT</span></div></li>
<li><div class="src-line"><a name="a9"></a><span class="src-comm">&nbsp;*&nbsp;OWNER&nbsp;OR&nbsp;CONTRIBUTORS&nbsp;BE&nbsp;LIABLE&nbsp;FOR&nbsp;ANY&nbsp;DIRECT,&nbsp;INDIRECT,&nbsp;INCIDENTAL,</span></div></li>
<li><div class="src-line"><a name="a10"></a><span class="src-comm">&nbsp;*&nbsp;SPECIAL,&nbsp;EXEMPLARY,&nbsp;OR&nbsp;CONSEQUENTIAL&nbsp;DAMAGES&nbsp;(INCLUDING,&nbsp;BUT&nbsp;NOT</span></div></li>
<li><div class="src-line"><a name="a11"></a><span class="src-comm">&nbsp;*&nbsp;LIMITED&nbsp;TO,&nbsp;PROCUREMENT&nbsp;OF&nbsp;SUBSTITUTE&nbsp;GOODS&nbsp;OR&nbsp;SERVICES;&nbsp;LOSS&nbsp;OF&nbsp;USE,</span></div></li>
<li><div class="src-line"><a name="a12"></a><span class="src-comm">&nbsp;*&nbsp;DATA,&nbsp;OR&nbsp;PROFITS;&nbsp;OR&nbsp;BUSINESS&nbsp;INTERRUPTION)&nbsp;HOWEVER&nbsp;CAUSED&nbsp;AND&nbsp;ON&nbsp;ANY</span></div></li>
<li><div class="src-line"><a name="a13"></a><span class="src-comm">&nbsp;*&nbsp;THEORY&nbsp;OF&nbsp;LIABILITY,&nbsp;WHETHER&nbsp;IN&nbsp;CONTRACT,&nbsp;STRICT&nbsp;LIABILITY,&nbsp;OR&nbsp;TORT</span></div></li>
<li><div class="src-line"><a name="a14"></a><span class="src-comm">&nbsp;*&nbsp;(INCLUDING&nbsp;NEGLIGENCE&nbsp;OR&nbsp;OTHERWISE)&nbsp;ARISING&nbsp;IN&nbsp;ANY&nbsp;WAY&nbsp;OUT&nbsp;OF&nbsp;THE&nbsp;USE</span></div></li>
<li><div class="src-line"><a name="a15"></a><span class="src-comm">&nbsp;*&nbsp;OF&nbsp;THIS&nbsp;SOFTWARE,&nbsp;EVEN&nbsp;IF&nbsp;ADVISED&nbsp;OF&nbsp;THE&nbsp;POSSIBILITY&nbsp;OF&nbsp;SUCH&nbsp;DAMAGE.</span></div></li>
<li><div class="src-line"><a name="a16"></a><span class="src-comm">&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a17"></a><span class="src-comm">&nbsp;*&nbsp;This&nbsp;software&nbsp;consists&nbsp;of&nbsp;voluntary&nbsp;contributions&nbsp;made&nbsp;by&nbsp;many&nbsp;individuals</span></div></li>
<li><div class="src-line"><a name="a18"></a><span class="src-comm">&nbsp;*&nbsp;and&nbsp;is&nbsp;licensed&nbsp;under&nbsp;the&nbsp;LGPL.&nbsp;For&nbsp;more&nbsp;information,&nbsp;see</span></div></li>
<li><div class="src-line"><a name="a19"></a><span class="src-comm">&nbsp;*&nbsp;&lt;http://www.phpdoctrine.com&gt;.</span></div></li>
<li><div class="src-line"><a name="a20"></a><span class="src-comm">&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a21"></a><span class="src-id"><a href="../Doctrine/Doctrine.html">Doctrine</a></span><span class="src-sym">::</span><a href="../Doctrine/Doctrine.html#methodautoload">autoload</a><span class="src-sym">(</span><span class="src-str">'Doctrine_Expression_Driver'</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a22"></a><span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a23"></a><span class="src-doc">&nbsp;*&nbsp;Doctrine_Expression_Pgsql</span></div></li>
<li><div class="src-line"><a name="a24"></a><span class="src-doc">&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a25"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@package</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Doctrine</span></div></li>
<li><div class="src-line"><a name="a26"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@license</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;http://www.opensource.org/licenses/lgpl-license.php&nbsp;LGPL</span></div></li>
<li><div class="src-line"><a name="a27"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@category</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;Object&nbsp;Relational&nbsp;Mapping</span></div></li>
<li><div class="src-line"><a name="a28"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@link</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;www.phpdoctrine.com</span></div></li>
<li><div class="src-line"><a name="a29"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@since</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.0</span></div></li>
<li><div class="src-line"><a name="a30"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@version</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;$Revision:&nbsp;2276&nbsp;$</span></div></li>
<li><div class="src-line"><a name="a31"></a><span class="src-doc">&nbsp;*&nbsp;</span><span class="src-doc-coretag">@author</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Konsta&nbsp;Vesterinen&nbsp;&lt;kvesteri@cc.hut.fi&gt;</span></div></li>
<li><div class="src-line"><a name="a32"></a><span class="src-doc">&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a33"></a><span class="src-key">class&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html">Doctrine_Expression_Pgsql</a>&nbsp;<span class="src-key">extends&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Driver.html">Doctrine_Expression_Driver</a></div></li>
<li><div class="src-line"><a name="a34"></a><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a35"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a36"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Returns&nbsp;the&nbsp;md5&nbsp;sum&nbsp;of&nbsp;a&nbsp;field.</span></div></li>
<li><div class="src-line"><a name="a37"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a38"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Note:&nbsp;Not&nbsp;SQL92,&nbsp;but&nbsp;common&nbsp;functionality</span></div></li>
<li><div class="src-line"><a name="a39"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a40"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;md5()&nbsp;works&nbsp;with&nbsp;the&nbsp;default&nbsp;PostgreSQL&nbsp;8&nbsp;versions.</span></div></li>
<li><div class="src-line"><a name="a41"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a42"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;If&nbsp;you&nbsp;are&nbsp;using&nbsp;PostgreSQL&nbsp;7.x&nbsp;or&nbsp;older&nbsp;you&nbsp;need</span></div></li>
<li><div class="src-line"><a name="a43"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;to&nbsp;make&nbsp;sure&nbsp;that&nbsp;the&nbsp;digest&nbsp;procedure&nbsp;is&nbsp;installed.</span></div></li>
<li><div class="src-line"><a name="a44"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;If&nbsp;you&nbsp;use&nbsp;RPMS&nbsp;(Redhat&nbsp;and&nbsp;Mandrake)&nbsp;install&nbsp;the&nbsp;postgresql-contrib</span></div></li>
<li><div class="src-line"><a name="a45"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;package.&nbsp;You&nbsp;must&nbsp;then&nbsp;install&nbsp;the&nbsp;procedure&nbsp;by&nbsp;running&nbsp;this&nbsp;shell&nbsp;command:</span></div></li>
<li><div class="src-line"><a name="a46"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;&lt;code&gt;</span></div></li>
<li><div class="src-line"><a name="a47"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;psql&nbsp;[dbname]&nbsp;&lt;&nbsp;/usr/share/pgsql/contrib/pgcrypto.sql</span></div></li>
<li><div class="src-line"><a name="a48"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;&lt;/code&gt;</span></div></li>
<li><div class="src-line"><a name="a49"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;You&nbsp;should&nbsp;make&nbsp;sure&nbsp;you&nbsp;run&nbsp;this&nbsp;as&nbsp;the&nbsp;postgres&nbsp;user.</span></div></li>
<li><div class="src-line"><a name="a50"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a51"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span></div></li>
<li><div class="src-line"><a name="a52"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a53"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodmd5">md5</a><span class="src-sym">(</span><span class="src-var">$column</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a54"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a55"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$column&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodgetIdentifier">getIdentifier</a><span class="src-sym">(</span><span class="src-var">$column</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a56"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a57"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">version&nbsp;</span>&gt;&nbsp;<span class="src-num">7</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a58"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'MD5('&nbsp;</span>.&nbsp;<span class="src-var">$column&nbsp;</span>.&nbsp;<span class="src-str">')'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a59"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span><span class="src-key">else&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a60"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'encode(digest('&nbsp;</span>.&nbsp;<span class="src-var">$column&nbsp;</span>.<span class="src-str">',&nbsp;md5),&nbsp;hex)'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a61"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a62"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a63"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a64"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a65"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Returns&nbsp;part&nbsp;of&nbsp;a&nbsp;string.</span></div></li>
<li><div class="src-line"><a name="a66"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a67"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Note:&nbsp;Not&nbsp;SQL92,&nbsp;but&nbsp;common&nbsp;functionality.</span></div></li>
<li><div class="src-line"><a name="a68"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a69"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$value&nbsp;</span><span class="src-doc">the&nbsp;target&nbsp;$value&nbsp;the&nbsp;string&nbsp;or&nbsp;the&nbsp;string&nbsp;column.</span></div></li>
<li><div class="src-line"><a name="a70"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">int&nbsp;</span><span class="src-doc-var">$from&nbsp;</span><span class="src-doc">extract&nbsp;from&nbsp;this&nbsp;characeter.</span></div></li>
<li><div class="src-line"><a name="a71"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">int&nbsp;</span><span class="src-doc-var">$len&nbsp;</span><span class="src-doc">extract&nbsp;this&nbsp;amount&nbsp;of&nbsp;characters.</span></div></li>
<li><div class="src-line"><a name="a72"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc">sql&nbsp;that&nbsp;extracts&nbsp;part&nbsp;of&nbsp;a&nbsp;string.</span></div></li>
<li><div class="src-line"><a name="a73"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a74"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodsubstring">substring</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">,&nbsp;</span><span class="src-var">$from</span><span class="src-sym">,&nbsp;</span><span class="src-var">$len&nbsp;</span>=&nbsp;<span class="src-id">null</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a75"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a76"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$value&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodgetIdentifier">getIdentifier</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a77"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a78"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$len&nbsp;</span>===&nbsp;<span class="src-id">null</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a79"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$len&nbsp;</span>=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodgetIdentifier">getIdentifier</a><span class="src-sym">(</span><span class="src-var">$len</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a80"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'SUBSTR('&nbsp;</span>.&nbsp;<span class="src-var">$value&nbsp;</span>.&nbsp;<span class="src-str">',&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$from&nbsp;</span>.&nbsp;<span class="src-str">')'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a81"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span><span class="src-key">else&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a82"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'SUBSTR('&nbsp;</span>.&nbsp;<span class="src-var">$value&nbsp;</span>.&nbsp;<span class="src-str">',&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$from&nbsp;</span>.&nbsp;<span class="src-str">',&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$len&nbsp;</span>.&nbsp;<span class="src-str">')'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a83"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a84"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a85"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a86"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a87"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Returns&nbsp;a&nbsp;series&nbsp;of&nbsp;strings&nbsp;concatinated</span></div></li>
<li><div class="src-line"><a name="a88"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a89"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;concat()&nbsp;accepts&nbsp;an&nbsp;arbitrary&nbsp;number&nbsp;of&nbsp;parameters.&nbsp;Each&nbsp;parameter</span></div></li>
<li><div class="src-line"><a name="a90"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;must&nbsp;contain&nbsp;an&nbsp;expression&nbsp;or&nbsp;an&nbsp;array&nbsp;with&nbsp;expressions.</span></div></li>
<li><div class="src-line"><a name="a91"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a92"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string</span><span class="src-doc">|</span><span class="src-doc-type">array(string)</span><span class="src-doc">strings&nbsp;that&nbsp;will&nbsp;be&nbsp;concatinated.</span></div></li>
<li><div class="src-line"><a name="a93"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span></div></li>
<li><div class="src-line"><a name="a94"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a95"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a96"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a97"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a98"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;PostgreSQLs&nbsp;AGE(&lt;timestamp1&gt;&nbsp;[,&nbsp;&lt;timestamp2&gt;])&nbsp;function.</span></div></li>
<li><div class="src-line"><a name="a99"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a100"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$timestamp1&nbsp;</span><span class="src-doc">timestamp&nbsp;to&nbsp;subtract&nbsp;from&nbsp;NOW()</span></div></li>
<li><div class="src-line"><a name="a101"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$timestamp2&nbsp;</span><span class="src-doc">optional;&nbsp;if&nbsp;given:&nbsp;subtract&nbsp;arguments</span></div></li>
<li><div class="src-line"><a name="a102"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span></div></li>
<li><div class="src-line"><a name="a103"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a104"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodage">age</a><span class="src-sym">(</span><span class="src-var">$timestamp1</span><span class="src-sym">,&nbsp;</span><span class="src-var">$timestamp2&nbsp;</span>=&nbsp;<span class="src-id">null</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a105"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if</span><span class="src-sym">(&nbsp;</span><span class="src-var">$timestamp2&nbsp;</span>==&nbsp;<span class="src-id">null&nbsp;</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a106"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'AGE('&nbsp;</span>.&nbsp;<span class="src-var">$timestamp1&nbsp;</span>.&nbsp;<span class="src-str">')'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a107"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a108"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'AGE('&nbsp;</span>.&nbsp;<span class="src-var">$timestamp1&nbsp;</span>.&nbsp;<span class="src-str">',&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$timestamp2&nbsp;</span>.&nbsp;<span class="src-str">')'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a109"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a110"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a111"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a112"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;PostgreSQLs&nbsp;DATE_PART(&nbsp;&lt;text&gt;,&nbsp;&lt;time&gt;&nbsp;)&nbsp;function.</span></div></li>
<li><div class="src-line"><a name="a113"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a114"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$text&nbsp;</span><span class="src-doc">what&nbsp;to&nbsp;extract</span></div></li>
<li><div class="src-line"><a name="a115"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$time&nbsp;</span><span class="src-doc">timestamp&nbsp;or&nbsp;interval&nbsp;to&nbsp;extract&nbsp;from</span></div></li>
<li><div class="src-line"><a name="a116"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span></div></li>
<li><div class="src-line"><a name="a117"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a118"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methoddate_part">date_part</a><span class="src-sym">(</span><span class="src-var">$text</span><span class="src-sym">,&nbsp;</span><span class="src-var">$time</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a119"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'DATE_PART('&nbsp;</span>.&nbsp;<span class="src-var">$text&nbsp;</span>.&nbsp;<span class="src-str">',&nbsp;'&nbsp;</span>.&nbsp;<span class="src-var">$time&nbsp;</span>.&nbsp;<span class="src-str">')'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a120"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a121"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a122"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a123"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodconcat">concat</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a124"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a125"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$args&nbsp;</span>=&nbsp;<a href="http://www.php.net/func_get_args">func_get_args</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a126"></a>&nbsp;</div></li>
<li><div class="src-line"><a name="a127"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><a href="http://www.php.net/join">join</a><span class="src-sym">(</span><span class="src-str">'&nbsp;||&nbsp;'&nbsp;</span><span class="src-sym">,&nbsp;</span><span class="src-var">$args</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a128"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a129"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a130"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;Returns&nbsp;the&nbsp;SQL&nbsp;string&nbsp;to&nbsp;return&nbsp;the&nbsp;current&nbsp;system&nbsp;date&nbsp;and&nbsp;time.</span></div></li>
<li><div class="src-line"><a name="a131"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a132"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span></div></li>
<li><div class="src-line"><a name="a133"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a134"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodnow">now</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a135"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a136"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'LOCALTIMESTAMP(0)'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a137"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a138"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a139"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;regexp</span></div></li>
<li><div class="src-line"><a name="a140"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a141"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;the&nbsp;regular&nbsp;expression&nbsp;operator</span></div></li>
<li><div class="src-line"><a name="a142"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a143"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodregexp">regexp</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a144"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a145"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'SIMILAR&nbsp;TO'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a146"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a147"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a148"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;return&nbsp;string&nbsp;to&nbsp;call&nbsp;a&nbsp;function&nbsp;to&nbsp;get&nbsp;random&nbsp;value&nbsp;inside&nbsp;an&nbsp;SQL&nbsp;statement</span></div></li>
<li><div class="src-line"><a name="a149"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a150"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">return&nbsp;</span><span class="src-doc">string&nbsp;to&nbsp;generate&nbsp;float&nbsp;between&nbsp;0&nbsp;and&nbsp;1</span></div></li>
<li><div class="src-line"><a name="a151"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@access</span><span class="src-doc">&nbsp;public</span></div></li>
<li><div class="src-line"><a name="a152"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a153"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodrandom">random</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a154"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a155"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-str">'RANDOM()'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a156"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a157"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a158"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;build&nbsp;a&nbsp;pattern&nbsp;matching&nbsp;string</span></div></li>
<li><div class="src-line"><a name="a159"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a160"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;EXPERIMENTAL</span></div></li>
<li><div class="src-line"><a name="a161"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a162"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;WARNING:&nbsp;this&nbsp;function&nbsp;is&nbsp;experimental&nbsp;and&nbsp;may&nbsp;change&nbsp;signature&nbsp;at</span></div></li>
<li><div class="src-line"><a name="a163"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;any&nbsp;time&nbsp;until&nbsp;labelled&nbsp;as&nbsp;non-experimental</span></div></li>
<li><div class="src-line"><a name="a164"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a165"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@access</span><span class="src-doc">&nbsp;public</span></div></li>
<li><div class="src-line"><a name="a166"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a167"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">array&nbsp;</span><span class="src-doc-var">$pattern&nbsp;</span><span class="src-doc">even&nbsp;keys&nbsp;are&nbsp;strings,&nbsp;odd&nbsp;are&nbsp;patterns&nbsp;(%&nbsp;and&nbsp;_)</span></div></li>
<li><div class="src-line"><a name="a168"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$operator&nbsp;</span><span class="src-doc">optional&nbsp;pattern&nbsp;operator&nbsp;(LIKE,&nbsp;ILIKE&nbsp;and&nbsp;maybe&nbsp;others&nbsp;in&nbsp;the&nbsp;future)</span></div></li>
<li><div class="src-line"><a name="a169"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@param&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc-var">$field&nbsp;</span><span class="src-doc">optional&nbsp;field&nbsp;name&nbsp;that&nbsp;is&nbsp;being&nbsp;matched&nbsp;against</span></div></li>
<li><div class="src-line"><a name="a170"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(might&nbsp;be&nbsp;required&nbsp;when&nbsp;emulating&nbsp;ILIKE)</span></div></li>
<li><div class="src-line"><a name="a171"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</span></div></li>
<li><div class="src-line"><a name="a172"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*&nbsp;</span><span class="src-doc-coretag">@return&nbsp;</span><span class="src-doc-type">string&nbsp;</span><span class="src-doc">SQL&nbsp;pattern</span></div></li>
<li><div class="src-line"><a name="a173"></a><span class="src-doc">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*/</span></div></li>
<li><div class="src-line"><a name="a174"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">public&nbsp;</span><span class="src-key">function&nbsp;</span><a href="../Doctrine/Doctrine_Expression_Pgsql.html#methodmatchPattern">matchPattern</a><span class="src-sym">(</span><span class="src-var">$pattern</span><span class="src-sym">,&nbsp;</span><span class="src-var">$operator&nbsp;</span>=&nbsp;<span class="src-id">null</span><span class="src-sym">,&nbsp;</span><span class="src-var">$field&nbsp;</span>=&nbsp;<span class="src-id">null</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a175"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a176"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match&nbsp;</span>=&nbsp;<span class="src-str">''</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a177"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-sym">!</span><a href="http://www.php.net/is_null">is_null</a><span class="src-sym">(</span><span class="src-var">$operator</span><span class="src-sym">))&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a178"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$field&nbsp;</span>=&nbsp;<a href="http://www.php.net/is_null">is_null</a><span class="src-sym">(</span><span class="src-var">$field</span><span class="src-sym">)&nbsp;</span>?&nbsp;<span class="src-str">''&nbsp;</span>:&nbsp;<span class="src-var">$field</span>.<span class="src-str">'&nbsp;'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a179"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$operator&nbsp;</span>=&nbsp;<a href="http://www.php.net/strtoupper">strtoupper</a><span class="src-sym">(</span><span class="src-var">$operator</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a180"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">switch&nbsp;</span><span class="src-sym">(</span><span class="src-var">$operator</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a181"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;case&nbsp;insensitive</span></div></li>
<li><div class="src-line"><a name="a182"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">case&nbsp;</span><span class="src-str">'ILIKE'</span>:</div></li>
<li><div class="src-line"><a name="a183"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match&nbsp;</span>=&nbsp;<span class="src-var">$field</span>.<span class="src-str">'ILIKE&nbsp;'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a184"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">break</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a185"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-comm">//&nbsp;case&nbsp;sensitive</span></div></li>
<li><div class="src-line"><a name="a186"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">case&nbsp;</span><span class="src-str">'LIKE'</span>:</div></li>
<li><div class="src-line"><a name="a187"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match&nbsp;</span>=&nbsp;<span class="src-var">$field</span>.<span class="src-str">'LIKE&nbsp;'</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a188"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">break</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a189"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">default</span>:</div></li>
<li><div class="src-line"><a name="a190"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;throw&nbsp;<span class="src-key">new&nbsp;</span><span class="src-id">Doctrine_Expression_Pgsql_Exception</span><span class="src-sym">(</span><span class="src-str">'not&nbsp;a&nbsp;supported&nbsp;operator&nbsp;type:'</span>.&nbsp;<span class="src-var">$operator</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a191"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a192"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a193"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match</span>.=&nbsp;<span class="src-str">&quot;'&quot;</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a194"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">foreach&nbsp;</span><span class="src-sym">(</span><span class="src-var">$pattern&nbsp;</span><span class="src-key">as&nbsp;</span><span class="src-var">$key&nbsp;</span>=&gt;&nbsp;<span class="src-var">$value</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a195"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">if&nbsp;</span><span class="src-sym">(</span><span class="src-var">$key&nbsp;</span>%&nbsp;<span class="src-num">2</span><span class="src-sym">)&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a196"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match</span>.=&nbsp;<span class="src-var">$value</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a197"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}&nbsp;</span><span class="src-key">else&nbsp;</span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a198"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match</span>.=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection_Module.html#var$conn">conn</a><span class="src-sym">-&gt;</span><span class="src-id">escapePattern</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../Doctrine/Doctrine_Connection_Module.html#var$conn">conn</a><span class="src-sym">-&gt;</span><span class="src-id">escape</span><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a199"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a200"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a201"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match</span>.=&nbsp;<span class="src-str">&quot;'&quot;</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a202"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-var">$match</span>.=&nbsp;<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-id">patternEscapeString</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a203"></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-key">return&nbsp;</span><span class="src-var">$match</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a204"></a>&nbsp;&nbsp;&nbsp;&nbsp;<span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a205"></a><span class="src-sym">}</span></div></li>
</ol>
</span></div>
</div>