173 lines
34 KiB
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173 lines
34 KiB
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<div id="content">
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<h1 align="center">Source for file Sqlite.php</h1>
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<p>Documentation is available at <a href="../Doctrine/_Doctrine---Expression---Sqlite.php.html">Sqlite.php</a></p>
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<div class="src-code"><span class="php">
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<ol><li><div class="src-line"><a name="a1"></a><span class="src-php"><?php</span></div></li>
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<li><div class="src-line"><a name="a2"></a><span class="src-comm">/*</span></div></li>
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<li><div class="src-line"><a name="a3"></a><span class="src-comm"> * $Id: Sqlite.php 1917 2007-07-01 11:27:45Z zYne $</span></div></li>
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<li><div class="src-line"><a name="a4"></a><span class="src-comm"> *</span></div></li>
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<li><div class="src-line"><a name="a5"></a><span class="src-comm"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div></li>
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<li><div class="src-line"><a name="a6"></a><span class="src-comm"> * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div></li>
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<li><div class="src-line"><a name="a7"></a><span class="src-comm"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div></li>
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<li><div class="src-line"><a name="a8"></a><span class="src-comm"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div></li>
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<li><div class="src-line"><a name="a9"></a><span class="src-comm"> * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div></li>
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<li><div class="src-line"><a name="a10"></a><span class="src-comm"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div></li>
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<li><div class="src-line"><a name="a11"></a><span class="src-comm"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div></li>
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<li><div class="src-line"><a name="a12"></a><span class="src-comm"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div></li>
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<li><div class="src-line"><a name="a13"></a><span class="src-comm"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div></li>
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<li><div class="src-line"><a name="a14"></a><span class="src-comm"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div></li>
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<li><div class="src-line"><a name="a15"></a><span class="src-comm"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div></li>
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<li><div class="src-line"><a name="a16"></a><span class="src-comm"> *</span></div></li>
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<li><div class="src-line"><a name="a17"></a><span class="src-comm"> * This software consists of voluntary contributions made by many individuals</span></div></li>
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<li><div class="src-line"><a name="a18"></a><span class="src-comm"> * and is licensed under the LGPL. For more information, see</span></div></li>
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<li><div class="src-line"><a name="a19"></a><span class="src-comm"> * <http://www.phpdoctrine.com>.</span></div></li>
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<li><div class="src-line"><a name="a20"></a><span class="src-comm"> */</span></div></li>
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<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>
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<li><div class="src-line"><a name="a22"></a><span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a23"></a><span class="src-doc"> * Doctrine_Expression_Sqlite</span></div></li>
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<li><div class="src-line"><a name="a24"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a25"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@package</span><span class="src-doc"> Doctrine</span></div></li>
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<li><div class="src-line"><a name="a26"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@license</span><span class="src-doc"> http://www.opensource.org/licenses/lgpl-license.php LGPL</span></div></li>
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<li><div class="src-line"><a name="a27"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@category</span><span class="src-doc"> Object Relational Mapping</span></div></li>
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<li><div class="src-line"><a name="a28"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@link</span><span class="src-doc"> www.phpdoctrine.com</span></div></li>
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<li><div class="src-line"><a name="a29"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@since</span><span class="src-doc"> 1.0</span></div></li>
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<li><div class="src-line"><a name="a30"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> $Revision: 1917 $</span></div></li>
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<li><div class="src-line"><a name="a31"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@author</span><span class="src-doc"> Konsta Vesterinen <kvesteri@cc.hut.fi></span></div></li>
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<li><div class="src-line"><a name="a32"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a33"></a><span class="src-key">class </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html">Doctrine_Expression_Sqlite</a> <span class="src-key">extends </span><a href="../Doctrine/Doctrine_Expression_Driver.html">Doctrine_Expression_Driver</a></div></li>
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<li><div class="src-line"><a name="a34"></a><span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a35"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a36"></a><span class="src-doc"> * Returns the md5 sum of the data that SQLite's md5() function receives.</span></div></li>
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<li><div class="src-line"><a name="a37"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a38"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">mixed </span><span class="src-doc-var">$data </span></div></li>
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<li><div class="src-line"><a name="a39"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></div></li>
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<li><div class="src-line"><a name="a40"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a41"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodmd5Impl">md5Impl</a><span class="src-sym">(</span><span class="src-var">$data</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a42"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a43"></a> <span class="src-key">return </span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodmd5">md5</a><span class="src-sym">(</span><span class="src-var">$data</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a44"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a45"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a46"></a><span class="src-doc"> * Returns the modules of the data that SQLite's mod() function receives.</span></div></li>
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<li><div class="src-line"><a name="a47"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a48"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">integer </span><span class="src-doc-var">$dividend </span></div></li>
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<li><div class="src-line"><a name="a49"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">integer </span><span class="src-doc-var">$divisor </span></div></li>
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<li><div class="src-line"><a name="a50"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></div></li>
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<li><div class="src-line"><a name="a51"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a52"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodmodImpl">modImpl</a><span class="src-sym">(</span><span class="src-var">$dividend</span><span class="src-sym">, </span><span class="src-var">$divisor</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a53"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a54"></a> <span class="src-key">return </span><span class="src-var">$dividend </span>% <span class="src-var">$divisor</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a55"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a56"></a> </div></li>
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<li><div class="src-line"><a name="a57"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a58"></a><span class="src-doc"> * Returns a concatenation of the data that SQLite's concat() function receives.</span></div></li>
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<li><div class="src-line"><a name="a59"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a60"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></div></li>
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<li><div class="src-line"><a name="a61"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a62"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodconcatImpl">concatImpl</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a63"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a64"></a> <span class="src-var">$args </span>= <a href="http://www.php.net/func_get_args">func_get_args</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a65"></a> <span class="src-key">return </span><a href="http://www.php.net/join">join</a><span class="src-sym">(</span><span class="src-str">''</span><span class="src-sym">, </span><span class="src-var">$args</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a66"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a67"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a68"></a><span class="src-doc"> * locate</span></div></li>
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<li><div class="src-line"><a name="a69"></a><span class="src-doc"> * returns the position of the first occurrence of substring $substr in string $str that</span></div></li>
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<li><div class="src-line"><a name="a70"></a><span class="src-doc"> * SQLite's locate() function receives</span></div></li>
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<li><div class="src-line"><a name="a71"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a72"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$substr </span><span class="src-doc"> literal string to find</span></div></li>
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<li><div class="src-line"><a name="a73"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$str </span><span class="src-doc"> literal string</span></div></li>
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<li><div class="src-line"><a name="a74"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></div></li>
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<li><div class="src-line"><a name="a75"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a76"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodlocateImpl">locateImpl</a><span class="src-sym">(</span><span class="src-var">$substr</span><span class="src-sym">, </span><span class="src-var">$str</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a77"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a78"></a> <span class="src-key">return </span><a href="http://www.php.net/strpos">strpos</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">, </span><span class="src-var">$substr</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a79"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a80"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodsha1Impl">sha1Impl</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a81"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a82"></a> <span class="src-key">return </span><a href="http://www.php.net/sha1">sha1</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a83"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a84"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodltrimImpl">ltrimImpl</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a85"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a86"></a> <span class="src-key">return </span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodltrim">ltrim</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a87"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a88"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodrtrimImpl">rtrimImpl</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a89"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a90"></a> <span class="src-key">return </span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodrtrim">rtrim</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a91"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a92"></a> <span class="src-key">public </span><span class="src-key">static </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodtrimImpl">trimImpl</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a93"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a94"></a> <span class="src-key">return </span><a href="../Doctrine/Doctrine_Expression_Driver.html#methodtrim">trim</a><span class="src-sym">(</span><span class="src-var">$str</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a95"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a96"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a97"></a><span class="src-doc"> * returns the regular expression operator</span></div></li>
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<li><div class="src-line"><a name="a98"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a99"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></div></li>
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<li><div class="src-line"><a name="a100"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a101"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodregexp">regexp</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a102"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a103"></a> <span class="src-key">return </span><span class="src-str">'RLIKE'</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a104"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a105"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a106"></a><span class="src-doc"> * soundex</span></div></li>
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<li><div class="src-line"><a name="a107"></a><span class="src-doc"> * Returns a string to call a function to compute the</span></div></li>
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<li><div class="src-line"><a name="a108"></a><span class="src-doc"> * soundex encoding of a string</span></div></li>
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<li><div class="src-line"><a name="a109"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a110"></a><span class="src-doc"> * The string "?000" is returned if the argument is NULL.</span></div></li>
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<li><div class="src-line"><a name="a111"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a112"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$value </span></div></li>
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<li><div class="src-line"><a name="a113"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span><span class="src-doc"> SQL soundex function with given parameter</span></div></li>
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<li><div class="src-line"><a name="a114"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a115"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodsoundex">soundex</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a116"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a117"></a> <span class="src-key">return </span><span class="src-str">'SOUNDEX(' </span>. <span class="src-var">$value </span>. <span class="src-str">')'</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a118"></a> <span class="src-sym">}</span></div></li>
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<li><div class="src-line"><a name="a119"></a> <span class="src-doc">/**</span></div></li>
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<li><div class="src-line"><a name="a120"></a><span class="src-doc"> * Return string to call a variable with the current timestamp inside an SQL statement</span></div></li>
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<li><div class="src-line"><a name="a121"></a><span class="src-doc"> * There are three special variables for current date and time.</span></div></li>
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<li><div class="src-line"><a name="a122"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a123"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span><span class="src-doc"> sqlite function as string</span></div></li>
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<li><div class="src-line"><a name="a124"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a125"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodnow">now</a><span class="src-sym">(</span><span class="src-var">$type </span>= <span class="src-str">'timestamp'</span><span class="src-sym">)</span></div></li>
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<li><div class="src-line"><a name="a126"></a> <span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a127"></a> <span class="src-key">switch </span><span class="src-sym">(</span><span class="src-var">$type</span><span class="src-sym">) </span><span class="src-sym">{</span></div></li>
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<li><div class="src-line"><a name="a128"></a> <span class="src-key">case </span><span class="src-str">'time'</span>:</div></li>
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<li><div class="src-line"><a name="a129"></a> <span class="src-key">return </span><span class="src-str">'time(\'now\')'</span><span class="src-sym">;</span></div></li>
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<li><div class="src-line"><a name="a130"></a> <span class="src-key">case </span><span class="src-str">'date'</span>:</div></li>
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<li><div class="src-line"><a name="a131"></a> <span class="src-key">return </span><span class="src-str">'date(\'now\')'</span><span class="src-sym">;</span></div></li>
|
|
<li><div class="src-line"><a name="a132"></a> <span class="src-key">case </span><span class="src-str">'timestamp'</span>:</div></li>
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<li><div class="src-line"><a name="a133"></a> <span class="src-key">default</span>:</div></li>
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<li><div class="src-line"><a name="a134"></a> <span class="src-key">return </span><span class="src-str">'datetime(\'now\')'</span><span class="src-sym">;</span></div></li>
|
|
<li><div class="src-line"><a name="a135"></a> <span class="src-sym">}</span></div></li>
|
|
<li><div class="src-line"><a name="a136"></a> <span class="src-sym">}</span></div></li>
|
|
<li><div class="src-line"><a name="a137"></a> <span class="src-doc">/**</span></div></li>
|
|
<li><div class="src-line"><a name="a138"></a><span class="src-doc"> * return string to call a function to get random value inside an SQL statement</span></div></li>
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<li><div class="src-line"><a name="a139"></a><span class="src-doc"> *</span></div></li>
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<li><div class="src-line"><a name="a140"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span><span class="src-doc">to generate float between 0 and 1</span></div></li>
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|
<li><div class="src-line"><a name="a141"></a><span class="src-doc"> */</span></div></li>
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<li><div class="src-line"><a name="a142"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodrandom">random</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
|
|
<li><div class="src-line"><a name="a143"></a> <span class="src-sym">{</span></div></li>
|
|
<li><div class="src-line"><a name="a144"></a> <span class="src-key">return </span><span class="src-str">'((RANDOM() + 2147483648) / 4294967296)'</span><span class="src-sym">;</span></div></li>
|
|
<li><div class="src-line"><a name="a145"></a> <span class="src-sym">}</span></div></li>
|
|
<li><div class="src-line"><a name="a146"></a> <span class="src-doc">/**</span></div></li>
|
|
<li><div class="src-line"><a name="a147"></a><span class="src-doc"> * return string to call a function to get a substring inside an SQL statement</span></div></li>
|
|
<li><div class="src-line"><a name="a148"></a><span class="src-doc"> *</span></div></li>
|
|
<li><div class="src-line"><a name="a149"></a><span class="src-doc"> * Note: Not SQL92, but common functionality.</span></div></li>
|
|
<li><div class="src-line"><a name="a150"></a><span class="src-doc"> *</span></div></li>
|
|
<li><div class="src-line"><a name="a151"></a><span class="src-doc"> * SQLite only supports the 2 parameter variant of this function</span></div></li>
|
|
<li><div class="src-line"><a name="a152"></a><span class="src-doc"> *</span></div></li>
|
|
<li><div class="src-line"><a name="a153"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$value </span><span class="src-doc"> an sql string literal or column name/alias</span></div></li>
|
|
<li><div class="src-line"><a name="a154"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">integer </span><span class="src-doc-var">$position </span><span class="src-doc"> where to start the substring portion</span></div></li>
|
|
<li><div class="src-line"><a name="a155"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">integer </span><span class="src-doc-var">$length </span><span class="src-doc"> the substring portion length</span></div></li>
|
|
<li><div class="src-line"><a name="a156"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span><span class="src-doc"> SQL substring function with given parameters</span></div></li>
|
|
<li><div class="src-line"><a name="a157"></a><span class="src-doc"> */</span></div></li>
|
|
<li><div class="src-line"><a name="a158"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Expression_Sqlite.html#methodsubstring">substring</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">, </span><span class="src-var">$position</span><span class="src-sym">, </span><span class="src-var">$length </span>= <span class="src-id">null</span><span class="src-sym">)</span></div></li>
|
|
<li><div class="src-line"><a name="a159"></a> <span class="src-sym">{</span></div></li>
|
|
<li><div class="src-line"><a name="a160"></a> <span class="src-key">if </span><span class="src-sym">(</span><span class="src-var">$length </span>!== <span class="src-id">null</span><span class="src-sym">) </span><span class="src-sym">{</span></div></li>
|
|
<li><div class="src-line"><a name="a161"></a> <span class="src-key">return </span><span class="src-str">'SUBSTR(' </span>. <span class="src-var">$value </span>. <span class="src-str">', ' </span>. <span class="src-var">$position </span>. <span class="src-str">', ' </span>. <span class="src-var">$length </span>. <span class="src-str">')'</span><span class="src-sym">;</span></div></li>
|
|
<li><div class="src-line"><a name="a162"></a> <span class="src-sym">}</span></div></li>
|
|
<li><div class="src-line"><a name="a163"></a> <span class="src-key">return </span><span class="src-str">'SUBSTR(' </span>. <span class="src-var">$value </span>. <span class="src-str">', ' </span>. <span class="src-var">$position </span>. <span class="src-str">', LENGTH(' </span>. <span class="src-var">$value </span>. <span class="src-str">'))'</span><span class="src-sym">;</span></div></li>
|
|
<li><div class="src-line"><a name="a164"></a> <span class="src-sym">}</span></div></li>
|
|
<li><div class="src-line"><a name="a165"></a><span class="src-sym">}</span></div></li>
|
|
</ol>
|
|
</span></div>
|
|
</div> |