1<?php
2
3/**
4 * @file
5 * Install, update and uninstall functions for the php module.
6 */
7
8/**
9 * Implements hook_enable().
10 */
11function 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 */
43function 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}
46