<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Installs a proxy for mysqlnd connections</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mysqlnd-uh-convert-to-mysqlnd.html">mysqlnd_uh_convert_to_mysqlnd</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysqlnd-uh-set-statement-proxy.html">mysqlnd_uh_set_statement_proxy</a></div> <div class="up"><a href="ref.mysqlnd-uh.html">Mysqlnd_uh Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.mysqlnd-uh-set-connection-proxy" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysqlnd_uh_set_connection_proxy</h1> <p class="verinfo">(PECL mysqlnd-uh >= 1.0.0-alpha)</p><p class="refpurpose"><span class="refname">mysqlnd_uh_set_connection_proxy</span> — <span class="dc-title">Installs a proxy for mysqlnd connections</span></p> </div> <div class="refsect1 description" id="refsect1-function.mysqlnd-uh-set-connection-proxy-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><strong>mysqlnd_uh_set_connection_proxy</strong></span> ( <span class="methodparam"><span class="type"><a href="class.mysqlnduhconnection.html" class="type MysqlndUhConnection">MysqlndUhConnection</a></span> <code class="parameter reference">&$connection_proxy</code></span> [, <span class="methodparam"><span class="type"><a href="class.mysqli.html" class="type mysqli">mysqli</a></span> <code class="parameter reference">&$mysqli_connection</code></span> ] )</div> <p class="para rdfs-comment"> Installs a proxy object to hook mysqlnd's connection objects methods. Once installed, the proxy will be used for all MySQL connections opened with <a href="ref.mysqli.html" class="link">mysqli</a>, <a href="ref.mysql.html" class="link">mysql</a> or <a href="ref.pdo-mysql.html" class="link">PDO_MYSQL</a>, assuming that the listed extensions are compiled to use the <a href="book.mysqlnd.html" class="link">mysqlnd</a> library. </p> <p class="para"> The function can be disabled with <em><a href="mysqlnd-uh.configuration.html#ini.mysqlnd-uh.enable" class="link">mysqlnd_uh.enable</a></em>. If <em><a href="mysqlnd-uh.configuration.html#ini.mysqlnd-uh.enable" class="link">mysqlnd_uh.enable</a></em> is set to <strong><code>FALSE</code></strong> the function will not install the proxy and always return <strong><code>TRUE</code></strong>. Additionally, an error of the type <em>E_WARNING</em> may be emitted. The error message may read like <em>PHP Warning: mysqlnd_uh_set_connection_proxy(): (Mysqlnd User Handler) The plugin has been disabled by setting the configuration parameter mysqlnd_uh.enable = false. The proxy has not been installed [...]</em>. </p> </div> <div class="refsect1 parameters" id="refsect1-function.mysqlnd-uh-set-connection-proxy-parameters"> <h3 class="title">Parameters</h3> <dl> <dt> <span class="term"><em><code class="parameter">connection_proxy</code></em></span> <dd> <p class="para"> A proxy object of type <a href="class.mysqlnduhconnection.html" class="classname">MysqlndUhConnection</a>. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">mysqli_connection</code></em></span> <dd> <p class="para"> Object of type <em>mysqli</em>. If given, the proxy will be set for this particular connection only. </p> </dd> </dt> </dl> </div> <div class="refsect1 returnvalues" id="refsect1-function.mysqlnd-uh-set-connection-proxy-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <strong><code>TRUE</code></strong> on success. Otherwise, returns <strong><code>FALSE</code></strong> </p> </div> <div class="refsect1 examples" id="refsect1-function.mysqlnd-uh-set-connection-proxy-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-1930"> <p><strong>Example #1 <span class="function"><strong>mysqlnd_uh_set_connection_proxy()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$mysqli </span><span style="color: #007700">= new </span><span style="color: #0000BB">mysqli</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"root"</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">, </span><span style="color: #DD0000">"test"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT 'No proxy installed, yet'"</span><span style="color: #007700">);<br /><br />class </span><span style="color: #0000BB">proxy </span><span style="color: #007700">extends </span><span style="color: #0000BB">MysqlndUhConnection </span><span style="color: #007700">{<br /> public function </span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%s(%s)\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">__METHOD__</span><span style="color: #007700">, </span><span style="color: #0000BB">var_export</span><span style="color: #007700">(</span><span style="color: #0000BB">func_get_args</span><span style="color: #007700">(), </span><span style="color: #0000BB">true</span><span style="color: #007700">));<br /> </span><span style="color: #0000BB">$ret </span><span style="color: #007700">= </span><span style="color: #0000BB">parent</span><span style="color: #007700">::</span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%s returns %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">__METHOD__</span><span style="color: #007700">, </span><span style="color: #0000BB">var_export</span><span style="color: #007700">(</span><span style="color: #0000BB">$ret</span><span style="color: #007700">, </span><span style="color: #0000BB">true</span><span style="color: #007700">));<br /> return </span><span style="color: #0000BB">$ret</span><span style="color: #007700">;<br /> }<br />}<br /></span><span style="color: #0000BB">mysqlnd_uh_set_connection_proxy</span><span style="color: #007700">(new </span><span style="color: #0000BB">proxy</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT 'mysqlnd rocks!'"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$mysql </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"root"</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">, </span><span style="color: #DD0000">"test"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">mysql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT 'Ahoy Andrey!'"</span><span style="color: #007700">, </span><span style="color: #0000BB">$mysql</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$pdo </span><span style="color: #007700">= new </span><span style="color: #0000BB">PDO</span><span style="color: #007700">(</span><span style="color: #DD0000">"mysql:host=localhost;dbname=test"</span><span style="color: #007700">, </span><span style="color: #DD0000">"root"</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$pdo</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT 'Moin Johannes!'"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> proxy::query(array ( 0 => NULL, 1 => 'SELECT \'mysqlnd rocks!\'', )) proxy::query returns true proxy::query(array ( 0 => NULL, 1 => 'SELECT \'Ahoy Andrey!\'', )) proxy::query returns true proxy::query(array ( 0 => NULL, 1 => 'SELECT \'Moin Johannes!\'', )) proxy::query returns true </pre></div> </div> </div> </p> </div> <div class="refsect1 seealso" id="refsect1-function.mysqlnd-uh-set-connection-proxy-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.mysqlnd-uh-set-statement-proxy.html" class="function" rel="rdfs-seeAlso">mysqlnd_uh_set_statement_proxy()</a> - Installs a proxy for mysqlnd statements</span> </li> <li class="member"> <em><a href="mysqlnd-uh.configuration.html#ini.mysqlnd-uh.enable" class="link">mysqlnd_uh.enable</a></em> </li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mysqlnd-uh-convert-to-mysqlnd.html">mysqlnd_uh_convert_to_mysqlnd</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysqlnd-uh-set-statement-proxy.html">mysqlnd_uh_set_statement_proxy</a></div> <div class="up"><a href="ref.mysqlnd-uh.html">Mysqlnd_uh Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>