modules/condition/condition_requirements.module

<?php
// $Id$

/**
 * @file
 * Conditions are sets of requirements that make the condition met or not.
 * Other modules can use this to provide conditional actions.
 */

/**
 * Implementation of a Condition Requirement.
 */
function condition_requirements_requirement_info() {
  return array(
    'condition_requirements_php' => array(
      'name' => t('PHP code'),
      'description' => t('Validates if the following PHP code returns <code>TRUE</code> (PHP-mode, experts only).'),
    ),
    'condition_requirements_pages' => array(
      'name' => t('Pages'),
      'description' => t('Validates (not) on a selection of pages.'),
    ),
    'condition_requirements_sites' => array(
      'name' => t('Sites'),
      'description' => t('Validates (not) on a selection of site configurations.'),
    ),
    'condition_requirements_hostname' => array(
      'name' => t('Hostname'),
      'description' => t('Validates (not) on a selection of site hostnames.'),
    ),
  );
}

/**
 * Implementation of a Condition Requirement.
 * PHP Code.
 */
function condition_requirements_php_form($context) {
  $form['php_code'] = array(
    '#type' => 'textarea',
    '#title' => t('PHP Code'),
    '#description' => t('Enter PHP code between <em>&lt;?php ?&gt;</em>. Note that executing incorrect PHP-code can break your Drupal site.'),
    '#default_value' => $context['code'],
  );

  return $form;
}

/**
 * Submit: Implementation of a Condition Requirement.
 * PHP Code.
 */
function condition_requirements_php_form_submit($form, &$form_state) {
  if ($form_state['values']['php_code']) {
    return array('code' => $form_state['values']['php_code']);
  }
}

/**
 * Execute: Implementation of a Condition Requirement.
 * PHP Code.
 */
function condition_requirements_php(&$condition, $context = array()) {
  return (!$context['code'] || drupal_eval($context['code']));
}

/**
 * Implementation of a Condition Requirement.
 * Pages.
 */
function condition_requirements_pages_form($context) {
  $form['pages_operator'] = array(
    '#type' => 'radios',
    '#title' => t('Validate'),
    '#options' => array(
      '' => t("Always (skip requirement)"),
      CONDITION_NONE => t('Except on the listed pages.'),
      CONDITION_ANY => t('Only on the listed pages.'),
    ),
    '#default_value' => $context['operator'],
  );
  $form['pages_pages'] = array(
    '#type' => 'textarea',
    '#title' => t('Pages'),
    '#description' => t('Enter one page per line as Drupal paths. The '*' character is a wildcard. Example paths are <em>blog</em> for the blog page and <em>blog/*</em> for every personal blog. <em>&lt;front&gt;</em> is the front page.'),
    '#default_value' => $context['pages'],
  );

  return $form;
}

/**
 * Submit: Implementation of a Condition Requirement.
 * Pages.
 */
function condition_requirements_pages_form_submit($form, &$form_state) {
  if ($form_state['values']['pages_operator'] && $form_state['values']['pages_pages']) {
    return array(
      'operator' => $form_state['values']['pages_operator'],
      'pages' => $form_state['values']['pages_pages'],
    );
  }
}

/**
 * Execute: Implementation of a Condition Requirement.
 * Pages.
 */
function condition_requirements_pages(&$condition, $context = array()) {
  $alias = drupal_get_path_alias($_GET['q']);

  return ($context['operator'] == CONDITION_NONE xor (drupal_match_path($alias, $context['pages']) || ($_GET['q'] != $alias && drupal_match_path($_GET['q'], $context['pages']))));
}

/**
 * Implementation of a Condition Requirement.
 * Sites.
 */
function condition_requirements_sites_form($context) {
  $options  = array();
  $handle    = opendir('./sites');

  while ($dir = readdir($handle)) {
    if (is_dir('./sites/'. $dir) && file_exists('./sites/'. $dir .'/settings.php')) {
      $options[$dir] = (drupal_substr(conf_path(), 6) == $dir) ? '<strong>'. $dir .'</strong>' : $dir;
    }
  }

  $form['sites_operator'] = array(
    '#type' => 'radios',
    '#title' => t('Validate'),
    '#options' => array(
      '' => t("Always (skip requirement)"),
      CONDITION_NONE => t('Except on the listed sites.'),
      CONDITION_ANY => t('Only on the listed sites.'),
    ),
    '#default_value' => $context['operator'],
  );
  $form['sites_sites'] = array(
    '#type' => 'checkboxes',
    '#title' => t('Sites'),
    '#options' => $options,
    '#description' => t('Listed are all Drupal !multisite directories. The currently active is <strong>bold</strong>.', array('!multisite' => l(t('multi-site'), 'http://drupal.org/getting-started/5/install/multi-site', array('attributes' => array('target' => '_blank'))))),
    '#default_value' => is_array($context['sites']) ? $context['sites'] : array(),
  );

  return $form;
}

/**
 * Submit: Implementation of a Condition Requirement.
 * Sites.
 */
function condition_requirements_sites_form_submit($form, &$form_state) {
  if ($form_state['values']['sites_operator'] && $form_state['values']['sites_sites']) {
    return array(
      'operator' => $form_state['values']['sites_operator'],
      'sites' => array_unique(array_values($form_state['values']['sites_sites'])),
    );
  }
}

/**
 * Execute: Implementation of a Condition Requirement.
 * Sites.
 */
function condition_requirements_sites(&$condition, $context = array()) {
  return ($context['operator'] == CONDITION_NONE xor in_array(drupal_substr(conf_path(), 6), $context['sites']));
}

/**
 * Implementation of a Condition Requirement.
 * Hostname.
 */
function condition_requirements_hostname_form($context) {
  $form['hostname_operator'] = array(
    '#type' => 'radios',
    '#title' => t('Validate'),
    '#options' => array(
      '' => t("Always (skip requirement)"),
      CONDITION_NONE => t('Except on the listed hostnames.'),
      CONDITION_ANY => t('Only on the listed hostnames.'),
    ),
    '#default_value' => $context['operator'],
  );
  $form['hostname_hostnames'] = array(
    '#type' => 'textarea',
    '#title' => t('Hostnames'),
    '#default_value' => $context['hostnames'],
    '#description' => t('Enter one or more (partial) hostnames (one on each line), e.g. <code>example.com</code>'),
  );

  return $form;
}

/**
 * Submit: Implementation of a Condition Requirement.
 * Hostname.
 */
function condition_requirements_hostname_form_submit($form, &$form_state) {
  if ($form_state['values']['hostname_operator'] && $form_state['values']['hostname_hostnames']) {
    return array(
      'operator' => $form_state['values']['hostname_operator'],
      'hostnames' => $form_state['values']['hostname_hostnames'],
    );
  }
}

/**
 * Execute: Implementation of a Condition Requirement.
 * Hostname.
 */
function condition_requirements_hostname(&$condition, $context = array()) {
  $hostnames = preg_split('/[\r\n]+/', $context['hostnames']);
  $found = FALSE;

  foreach ($hostnames as $hostname) {
    if (stristr($_SERVER['HTTP_HOST'], $hostname)) {
      $found = TRUE;
    }
  }

  return ($context['operator'] == CONDITION_NONE xor $found);
}
1	<?php
2	// $Id$
3
4	/**
5	* @file
6	* Conditions are sets of requirements that make the condition met or not.
7	* Other modules can use this to provide conditional actions.
8	*/
9
10	/**
11	* Implementation of a Condition Requirement.
12	*/
13	function condition_requirements_requirement_info() {
14	return array(
15	'condition_requirements_php' => array(
16	'name' => t('PHP code'),
17	'description' => t('Validates if the following PHP code returns <code>TRUE</code> (PHP-mode, experts only).'),
18	),
19	'condition_requirements_pages' => array(
20	'name' => t('Pages'),
21	'description' => t('Validates (not) on a selection of pages.'),
22	),
23	'condition_requirements_sites' => array(
24	'name' => t('Sites'),
25	'description' => t('Validates (not) on a selection of site configurations.'),
26	),
27	'condition_requirements_hostname' => array(
28	'name' => t('Hostname'),
29	'description' => t('Validates (not) on a selection of site hostnames.'),
30	),
31	);
32	}
33
34	/**
35	* Implementation of a Condition Requirement.
36	* PHP Code.
37	*/
38	function condition_requirements_php_form($context) {
39	$form['php_code'] = array(
40	'#type' => 'textarea',
41	'#title' => t('PHP Code'),
42	'#description' => t('Enter PHP code between <em><?php ?></em>. Note that executing incorrect PHP-code can break your Drupal site.'),
43	'#default_value' => $context['code'],
44	);
45
46	return $form;
47	}
48
49	/**
50	* Submit: Implementation of a Condition Requirement.
51	* PHP Code.
52	*/
53	function condition_requirements_php_form_submit($form, &$form_state) {
54	if ($form_state['values']['php_code']) {
55	return array('code' => $form_state['values']['php_code']);
56	}
57	}
58
59	/**
60	* Execute: Implementation of a Condition Requirement.
61	* PHP Code.
62	*/
63	function condition_requirements_php(&$condition, $context = array()) {
64	return (!$context['code'] \|\| drupal_eval($context['code']));
65	}
66
67	/**
68	* Implementation of a Condition Requirement.
69	* Pages.
70	*/
71	function condition_requirements_pages_form($context) {
72	$form['pages_operator'] = array(
73	'#type' => 'radios',
74	'#title' => t('Validate'),
75	'#options' => array(
76	'' => t("Always (skip requirement)"),
77	CONDITION_NONE => t('Except on the listed pages.'),
78	CONDITION_ANY => t('Only on the listed pages.'),
79	),
80	'#default_value' => $context['operator'],
81	);
82	$form['pages_pages'] = array(
83	'#type' => 'textarea',
84	'#title' => t('Pages'),
85	'#description' => t('Enter one page per line as Drupal paths. The '' character is a wildcard. Example paths are <em>blog</em> for the blog page and <em>blog/</em> for every personal blog. <em><front></em> is the front page.'),
86	'#default_value' => $context['pages'],
87	);
88
89	return $form;
90	}
91
92	/**
93	* Submit: Implementation of a Condition Requirement.
94	* Pages.
95	*/
96	function condition_requirements_pages_form_submit($form, &$form_state) {
97	if ($form_state['values']['pages_operator'] && $form_state['values']['pages_pages']) {
98	return array(
99	'operator' => $form_state['values']['pages_operator'],
100	'pages' => $form_state['values']['pages_pages'],
101	);
102	}
103	}
104
105	/**
106	* Execute: Implementation of a Condition Requirement.
107	* Pages.
108	*/
109	function condition_requirements_pages(&$condition, $context = array()) {
110	$alias = drupal_get_path_alias($_GET['q']);
111
112	return ($context['operator'] == CONDITION_NONE xor (drupal_match_path($alias, $context['pages']) \|\| ($_GET['q'] != $alias && drupal_match_path($_GET['q'], $context['pages']))));
113	}
114
115	/**
116	* Implementation of a Condition Requirement.
117	* Sites.
118	*/
119	function condition_requirements_sites_form($context) {
120	$options = array();
121	$handle = opendir('./sites');
122
123	while ($dir = readdir($handle)) {
124	if (is_dir('./sites/'. $dir) && file_exists('./sites/'. $dir .'/settings.php')) {
125	$options[$dir] = (drupal_substr(conf_path(), 6) == $dir) ? '<strong>'. $dir .'</strong>' : $dir;
126	}
127	}
128
129	$form['sites_operator'] = array(
130	'#type' => 'radios',
131	'#title' => t('Validate'),
132	'#options' => array(
133	'' => t("Always (skip requirement)"),
134	CONDITION_NONE => t('Except on the listed sites.'),
135	CONDITION_ANY => t('Only on the listed sites.'),
136	),
137	'#default_value' => $context['operator'],
138	);
139	$form['sites_sites'] = array(
140	'#type' => 'checkboxes',
141	'#title' => t('Sites'),
142	'#options' => $options,
143	'#description' => t('Listed are all Drupal !multisite directories. The currently active is <strong>bold</strong>.', array('!multisite' => l(t('multi-site'), 'http://drupal.org/getting-started/5/install/multi-site', array('attributes' => array('target' => '_blank'))))),
144	'#default_value' => is_array($context['sites']) ? $context['sites'] : array(),
145	);
146
147	return $form;
148	}
149
150	/**
151	* Submit: Implementation of a Condition Requirement.
152	* Sites.
153	*/
154	function condition_requirements_sites_form_submit($form, &$form_state) {
155	if ($form_state['values']['sites_operator'] && $form_state['values']['sites_sites']) {
156	return array(
157	'operator' => $form_state['values']['sites_operator'],
158	'sites' => array_unique(array_values($form_state['values']['sites_sites'])),
159	);
160	}
161	}
162
163	/**
164	* Execute: Implementation of a Condition Requirement.
165	* Sites.
166	*/
167	function condition_requirements_sites(&$condition, $context = array()) {
168	return ($context['operator'] == CONDITION_NONE xor in_array(drupal_substr(conf_path(), 6), $context['sites']));
169	}
170
171	/**
172	* Implementation of a Condition Requirement.
173	* Hostname.
174	*/
175	function condition_requirements_hostname_form($context) {
176	$form['hostname_operator'] = array(
177	'#type' => 'radios',
178	'#title' => t('Validate'),
179	'#options' => array(
180	'' => t("Always (skip requirement)"),
181	CONDITION_NONE => t('Except on the listed hostnames.'),
182	CONDITION_ANY => t('Only on the listed hostnames.'),
183	),
184	'#default_value' => $context['operator'],
185	);
186	$form['hostname_hostnames'] = array(
187	'#type' => 'textarea',
188	'#title' => t('Hostnames'),
189	'#default_value' => $context['hostnames'],
190	'#description' => t('Enter one or more (partial) hostnames (one on each line), e.g. <code>example.com</code>'),
191	);
192
193	return $form;
194	}
195
196	/**
197	* Submit: Implementation of a Condition Requirement.
198	* Hostname.
199	*/
200	function condition_requirements_hostname_form_submit($form, &$form_state) {
201	if ($form_state['values']['hostname_operator'] && $form_state['values']['hostname_hostnames']) {
202	return array(
203	'operator' => $form_state['values']['hostname_operator'],
204	'hostnames' => $form_state['values']['hostname_hostnames'],
205	);
206	}
207	}
208
209	/**
210	* Execute: Implementation of a Condition Requirement.
211	* Hostname.
212	*/
213	function condition_requirements_hostname(&$condition, $context = array()) {
214	$hostnames = preg_split('/[\r\n]+/', $context['hostnames']);
215	$found = FALSE;
216
217	foreach ($hostnames as $hostname) {
218	if (stristr($_SERVER['HTTP_HOST'], $hostname)) {
219	$found = TRUE;
220	}
221	}
222
223	return ($context['operator'] == CONDITION_NONE xor $found);
224	}