modules/og_joinrole/og_joinrole.module

<?php
/* $Id: og_joinrole.module,v 1.2 2007/04/23 21:33:27 ultimike Exp $ */

function og_joinrole_help($section) {
  switch ($section) {
    case 'admin/help#og_joinrole':
      $output = '<p>'. t('The OG joinrole module allows you to force users to have a certain role before they are allowed to join an organic group. This may be useful for membership sites where only certain members are allowed to join groups.') .'</p>';
      return $output;
  }
}

function og_joinrole_perm() {
  return array('subscribe to organic groups');
}

function og_joinrole_menu($may_cache) {
  $items = array();
  
  if ($may_cache) {
    $items[] = array(
      'path' => 'admin/og/og_joinrole',
      'title' => t('OG joinrole'),
      'description' => t('Set various options for the OG join role module.'),
      'callback' => 'drupal_get_form',
      'callback arguments' => array('og_joinrole_admin_settings'),
      'access' => user_access('administer organic groups'),
      'type' => MENU_NORMAL_ITEM, 
      'description' => t('OG joinrole options.'),
    );
  }
  
  // This menu item overrides the og menu item to add the access stuff. It is outside of $may_cache to help ensure that it is loaded after the og menu item that it is overriding
  $items[] = array(
    'path' => 'og/subscribe', 
    'type' => MENU_CALLBACK, 
    'callback' => 'og_subscribe', 
    'access' => user_access('subscribe to organic groups'), 
    'title' => t('Subscribe to group')
  );
  
  return $items;
}

function og_joinrole_footer() {
  /* This replaces any og subscribe links with the text specified on the settings page via javascript.
   *   One weakness of this is that the JavaScript uses some English-only searching to accomplish this.
   *   Non-English languages will need to modify the og_joinrole.js with the search text in their language.
   */
  if (!user_access('subscribe to organic groups')) {
    $js = "var og_joinrole_replacementtext = '". variable_get('og_joinrole_replacementtext', t('You do not have the proper role to join this group or view its private messages.')) ."';";
    drupal_add_js($js, 'inline');
    drupal_add_js(drupal_get_path('module', 'og_joinrole') . '/og_joinrole.js');
  }
}

function og_joinrole_enable() {
  /*
   * -set the weight of the module to be higher than that of og so that the menu is sure to get overridden
   * -if the weight of the og module gets manually changed, then the weight of this module will need to be manually changed as well to something higher
   */
  $ogweight = db_result(db_query("SELECT weight FROM {system} WHERE name='og'"));
  db_query("UPDATE {system} SET weight=%d WHERE name='og_joinrole'", $ogweight + 1);
}

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

  $form['og_joinrole_replacementtext'] = array(
    '#type' => 'textfield', 
    '#title' => t('Subscribe Replacement Text'), 
    '#default_value' => variable_get('og_joinrole_replacementtext', t('You do not have the proper role to join this group or view its private messages.')),
    '#required' => TRUE,
    '#maxlength' => 100,
    '#description' => t('Enter the text that will replace any "subscribe" text when the user doesn\'t have the proper role.'),
  );
 
  return system_settings_form($form);
}
1	<?php
2	/* $Id: og_joinrole.module,v 1.2 2007/04/23 21:33:27 ultimike Exp $ */
3
4	function og_joinrole_help($section) {
5	switch ($section) {
6	case 'admin/help#og_joinrole':
7	$output = '<p>'. t('The OG joinrole module allows you to force users to have a certain role before they are allowed to join an organic group. This may be useful for membership sites where only certain members are allowed to join groups.') .'</p>';
8	return $output;
9	}
10	}
11
12	function og_joinrole_perm() {
13	return array('subscribe to organic groups');
14	}
15
16	function og_joinrole_menu($may_cache) {
17	$items = array();
18
19	if ($may_cache) {
20	$items[] = array(
21	'path' => 'admin/og/og_joinrole',
22	'title' => t('OG joinrole'),
23	'description' => t('Set various options for the OG join role module.'),
24	'callback' => 'drupal_get_form',
25	'callback arguments' => array('og_joinrole_admin_settings'),
26	'access' => user_access('administer organic groups'),
27	'type' => MENU_NORMAL_ITEM,
28	'description' => t('OG joinrole options.'),
29	);
30	}
31
32	// This menu item overrides the og menu item to add the access stuff. It is outside of $may_cache to help ensure that it is loaded after the og menu item that it is overriding
33	$items[] = array(
34	'path' => 'og/subscribe',
35	'type' => MENU_CALLBACK,
36	'callback' => 'og_subscribe',
37	'access' => user_access('subscribe to organic groups'),
38	'title' => t('Subscribe to group')
39	);
40
41	return $items;
42	}
43
44	function og_joinrole_footer() {
45	/* This replaces any og subscribe links with the text specified on the settings page via javascript.
46	* One weakness of this is that the JavaScript uses some English-only searching to accomplish this.
47	* Non-English languages will need to modify the og_joinrole.js with the search text in their language.
48	*/
49	if (!user_access('subscribe to organic groups')) {
50	$js = "var og_joinrole_replacementtext = '". variable_get('og_joinrole_replacementtext', t('You do not have the proper role to join this group or view its private messages.')) ."';";
51	drupal_add_js($js, 'inline');
52	drupal_add_js(drupal_get_path('module', 'og_joinrole') . '/og_joinrole.js');
53	}
54	}
55
56	function og_joinrole_enable() {
57	/*
58	* -set the weight of the module to be higher than that of og so that the menu is sure to get overridden
59	* -if the weight of the og module gets manually changed, then the weight of this module will need to be manually changed as well to something higher
60	*/
61	$ogweight = db_result(db_query("SELECT weight FROM {system} WHERE name='og'"));
62	db_query("UPDATE {system} SET weight=%d WHERE name='og_joinrole'", $ogweight + 1);
63	}
64
65	function og_joinrole_admin_settings() {
66	$form = array();
67
68	$form['og_joinrole_replacementtext'] = array(
69	'#type' => 'textfield',
70	'#title' => t('Subscribe Replacement Text'),
71	'#default_value' => variable_get('og_joinrole_replacementtext', t('You do not have the proper role to join this group or view its private messages.')),
72	'#required' => TRUE,
73	'#maxlength' => 100,
74	'#description' => t('Enter the text that will replace any "subscribe" text when the user doesn\'t have the proper role.'),
75	);
76
77	return system_settings_form($form);
78	}