1 <?php

     2 

     3 /**

     4  * @file

     5  * Install, update and uninstall functions for the php module.

     6  */

     7 

     8 /**

     9  * Implements hook_enable().

    10  */

    11 function php_enable() {

    12   $format_exists = (bool) db_query_range('SELECT 1 FROM {filter_format} WHERE name = :name', 0, 1, array(':name' => 'PHP code'))->fetchField();

    13   // Add a PHP code text format, if it does not exist. Do this only for the

    14   // first install (or if the format has been manually deleted) as there is no

    15   // reliable method to identify the format in an uninstall hook or in

    16   // subsequent clean installs.

    17   if (!$format_exists) {

    18     $php_format = array(

    19       'format' => 'php_code',

    20       'name' => 'PHP code',

    21       // 'Plain text' format is installed with a weight of 10 by default. Use a

    22       // higher weight here to ensure that this format will not be the default

    23       // format for anyone.

    24       'weight' => 11,

    25       'filters' => array(

    26         // Enable the PHP evaluator filter.

    27         'php_code' => array(

    28           'weight' => 0,

    29           'status' => 1,

    30         ),

    31       ),

    32     );

    33     $php_format = (object) $php_format;

    34     filter_format_save($php_format);

    35 

    36     drupal_set_message(t('A <a href="@php-code">PHP code</a> text format has been created.', array('@php-code' => url('admin/config/content/formats/' . $php_format->format))));

    37   }

    38 }

    39 

    40 /**

    41  * Implements hook_disable().

    42  */

    43 function php_disable() {

    44   drupal_set_message(t('The PHP module has been disabled. Any existing content that was using the PHP filter will now be visible in plain text. This might pose a security risk by exposing sensitive information, if any, used in the PHP code.'));

    45 }