<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>Module HowTo - Defining required extensions</title> <link rel="stylesheet" type="text/css" href="style/layout.css"> <link rel="shortcut icon" type="image/x-icon" href="images/favicon.ico"> </head> <body> <div style="text-align: center;"> <h1>Module HowTo - Defining required extensions<br> </h1> <div style="text-align: left;"><br> Your account module might require special PHP extensions. LAM can check this for you and display an error message at the login page.<br> <br> </div> <div style="text-align: left;">You will need to implement the function <span style="font-weight: bold;">getRequiredExtensions()</span> or use <span style="font-weight: bold;">meta['extensions']</span>.<br> <br> <span style="font-weight: bold; text-decoration: underline;">Example:</span><br style="font-weight: bold; text-decoration: underline;"> <br> The <span style="font-style: italic;">posixAccount</span> module needs to generate password hashes. Therefore it needs the MHash extension.<br> <br> <table style="width: 100%; text-align: left;" class="mod-code" border="0" cellpadding="2" cellspacing="2"> <tbody> <tr> <td style="vertical-align: top;"> /**<br> * Returns meta data that is interpreted by parent class<br> *<br> * @return array array with meta data<br> */<br> <span style="font-weight: bold;"> function</span> get_metaData() {<br> $return = array();<br> // PHP extensions<br> $return["extensions"] = array("mhash");<br> [...]<br> </td> </tr> </tbody> </table> <br> <br> <br> <span style="font-weight: bold;"></span> <h2><span style="font-weight: bold;"></span></h2> </div> </div> </body> </html>