modules/frameprevention/frameprevention.module

<?php
// $Id: frameprevention.module,v 1.8 2008/07/29 13:29:39 deekayen Exp $

/**
 * @file
 *
 * Prevent your Drupal site from being framed.
 * For Drupal version 6.x.
 *
 * @author Ralf Dorfner
 * @author David Kent Norman
 */

/**
 * Implementation of hook_perm().
 *
 * Valid permissions for the frameprevention module.
 *
 * @return array
 */
function frameprevention_perm() {
  return array(
    'administer frameprevention' => array(
      'title' => t('Administer frameprevention'),
      'description' => t('Enable/disable frame prevention and set location exceptions for breaking out of frames.')
    )
  );
}

/**
 * Implementation of hook_init().
 */
function frameprevention_init() {
  if (variable_get('frameprevention_enabled', 0)) {
    if (!frameprevention_check()) {
      $data =  "\n<script type=\"text/javascript\">\n";
      $data .= " /* <![CDATA[ */\n if(top.frames.length > 0) top.location.href=self.location;\n /* ]]> */\n";
      $data .= "</script>\n";

      drupal_set_html_head($data);
    }
  }
}

/**
 * Implementation of hook_menu().
 *
 * @return array
 */
function frameprevention_menu() {
  $items = array();

  $items['admin/settings/frameprevention'] = array(
    'title' => 'Frameprevention',
    'description' => 'Prevent your site from being framed.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('frameprevention_admin_settings'),
    'access callback' => 'user_access',
    'access arguments' => array('administer frameprevention'),
    'type' => MENU_NORMAL_ITEM
  );

  return $items;
}

function frameprevention_admin_settings() {
  $form = array();

  $form['fp'] = array(
    '#type' => 'fieldset',
    '#title' => t('Prevent your site from being framed'),
    '#tree' => FALSE
  );
  $form['fp']['frameprevention_enabled'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enable Frameprevention'),
    '#default_value' => variable_get('frameprevention_enabled', 0)
  );
  $form['fp']['frameprevention_pages'] = array(
    '#type' => 'textarea',
    '#title' => t('Pages'),
    '#default_value' => variable_get('frameprevention_pages', 'img_assist/*'),
    '#cols' => 30,
    '#rows' => 5,
    '#description' => t('List of pages the module is <b>disabled</b>. Use the <em>*</em> character for wildcard, each entry in a new line.')
  );

  return system_settings_form($form);
}

/**
 * @return integer
 */
function frameprevention_check() {
  $pages = variable_get('frameprevention_pages', 'img_assist/*');
  $path = drupal_get_path_alias($_GET['q']);
  $regexp = '/^('. preg_replace(array('/(\r\n?|\n)/', '/\\\\\*/', '/(^|\|)\\\\<front\\\\>($|\|)/'), array('|', '.*', '\1'. variable_get('site_frontpage', 'node') .'\2'), preg_quote($pages, '/')) .')$/';
  return preg_match($regexp, $path);
}
1	<?php
2	// $Id: frameprevention.module,v 1.8 2008/07/29 13:29:39 deekayen Exp $
3
4	/**
5	* @file
6	*
7	* Prevent your Drupal site from being framed.
8	* For Drupal version 6.x.
9	*
10	* @author Ralf Dorfner
11	* @author David Kent Norman
12	*/
13
14	/**
15	* Implementation of hook_perm().
16	*
17	* Valid permissions for the frameprevention module.
18	*
19	* @return array
20	*/
21	function frameprevention_perm() {
22	return array(
23	'administer frameprevention' => array(
24	'title' => t('Administer frameprevention'),
25	'description' => t('Enable/disable frame prevention and set location exceptions for breaking out of frames.')
26	)
27	);
28	}
29
30	/**
31	* Implementation of hook_init().
32	*/
33	function frameprevention_init() {
34	if (variable_get('frameprevention_enabled', 0)) {
35	if (!frameprevention_check()) {
36	$data = "\n<script type=\"text/javascript\">\n";
37	$data .= " /* <![CDATA[ /\n if(top.frames.length > 0) top.location.href=self.location;\n / ]]> */\n";
38	$data .= "</script>\n";
39
40	drupal_set_html_head($data);
41	}
42	}
43	}
44
45	/**
46	* Implementation of hook_menu().
47	*
48	* @return array
49	*/
50	function frameprevention_menu() {
51	$items = array();
52
53	$items['admin/settings/frameprevention'] = array(
54	'title' => 'Frameprevention',
55	'description' => 'Prevent your site from being framed.',
56	'page callback' => 'drupal_get_form',
57	'page arguments' => array('frameprevention_admin_settings'),
58	'access callback' => 'user_access',
59	'access arguments' => array('administer frameprevention'),
60	'type' => MENU_NORMAL_ITEM
61	);
62
63	return $items;
64	}
65
66	function frameprevention_admin_settings() {
67	$form = array();
68
69	$form['fp'] = array(
70	'#type' => 'fieldset',
71	'#title' => t('Prevent your site from being framed'),
72	'#tree' => FALSE
73	);
74	$form['fp']['frameprevention_enabled'] = array(
75	'#type' => 'checkbox',
76	'#title' => t('Enable Frameprevention'),
77	'#default_value' => variable_get('frameprevention_enabled', 0)
78	);
79	$form['fp']['frameprevention_pages'] = array(
80	'#type' => 'textarea',
81	'#title' => t('Pages'),
82	'#default_value' => variable_get('frameprevention_pages', 'img_assist/*'),
83	'#cols' => 30,
84	'#rows' => 5,
85	'#description' => t('List of pages the module is <b>disabled</b>. Use the <em>*</em> character for wildcard, each entry in a new line.')
86	);
87
88	return system_settings_form($form);
89	}
90
91	/**
92	* @return integer
93	*/
94	function frameprevention_check() {
95	$pages = variable_get('frameprevention_pages', 'img_assist/*');
96	$path = drupal_get_path_alias($_GET['q']);
97	$regexp = '/^('. preg_replace(array('/(\r\n?\|\n)/', '/\\\\\/', '/(^\|\\|)\\\\<front\\\\>($\|\\|)/'), array('\|', '.', '\1'. variable_get('site_frontpage', 'node') .'\2'), preg_quote($pages, '/')) .')$/';
98	return preg_match($regexp, $path);
99	}