danielebarchiesi@2: <?php
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * @file
danielebarchiesi@2:  * Install, update and uninstall functions for the menu_attributes module.
danielebarchiesi@2:  */
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Implements hook_install().
danielebarchiesi@2:  */
danielebarchiesi@2: function menu_attributes_install() {
danielebarchiesi@2:   db_update('system')
danielebarchiesi@2:     ->fields(array(
danielebarchiesi@2:       'weight' => 10,
danielebarchiesi@2:     ))
danielebarchiesi@2:     ->condition('type', 'module')
danielebarchiesi@2:     ->condition('name', 'menu_attributes')
danielebarchiesi@2:     ->execute();
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Implements hook_uninstall().
danielebarchiesi@2:  */
danielebarchiesi@2: function menu_attributes_uninstall() {
danielebarchiesi@2:   drupal_load('module', 'menu_attributes');
danielebarchiesi@2:   $attributes = menu_attributes_menu_attribute_info();
danielebarchiesi@2:   foreach (array_keys($attributes) as $attribute) {
danielebarchiesi@2:     variable_del("menu_attributes_{$attribute}_enable");
danielebarchiesi@2:     variable_del("menu_attributes_{$attribute}_default");
danielebarchiesi@2:   }
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Update the module weight.
danielebarchiesi@2:  */
danielebarchiesi@2: function menu_attributes_update_1() {
danielebarchiesi@2:   db_update('system')
danielebarchiesi@2:     ->fields(array(
danielebarchiesi@2:       'weight' => 10,
danielebarchiesi@2:     ))
danielebarchiesi@2:     ->condition('type', 'module')
danielebarchiesi@2:     ->condition('name', 'menu_attributes')
danielebarchiesi@2:     ->execute();
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Fix any menu links that had the class attribute saved as an string.
danielebarchiesi@2:  */
danielebarchiesi@2: function menu_attributes_update_7000(&$sandbox) {
danielebarchiesi@2:   if (!isset($sandbox['progress'])) {
danielebarchiesi@2:     $sandbox['progress'] = 0;
danielebarchiesi@2:     $sandbox['current_mlid'] = 0;
danielebarchiesi@2:     // Only count links that possibly have a key class with a string value in
danielebarchiesi@2:     // its serialized options array.
danielebarchiesi@2:     $sandbox['max'] = db_query("SELECT COUNT(DISTINCT mlid) FROM {menu_links} WHERE options LIKE '%s:5:\"class\";s:%'")->fetchField();
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Process twenty links at a time.
danielebarchiesi@2:   $limit = 20;
danielebarchiesi@2: 
danielebarchiesi@2:   $links = db_query_range("SELECT mlid, options FROM {menu_links} WHERE mlid > :mlid AND options LIKE '%s:5:\"class\";s:%' ORDER BY mlid", 0, $limit, array(':mlid' => $sandbox['current_mlid']))->fetchAllKeyed();
danielebarchiesi@2:   foreach ($links as $mlid => $options) {
danielebarchiesi@2:     $options = unserialize($options);
danielebarchiesi@2: 
danielebarchiesi@2:     if (isset($options['attributes']['class']) && is_string($options['attributes']['class'])) {
danielebarchiesi@2:       // Convert classes to an array.
danielebarchiesi@2:       $options['attributes']['class'] = explode(' ', $options['attributes']['class']);
danielebarchiesi@2:       db_update('menu_links')
danielebarchiesi@2:         ->fields(array(
danielebarchiesi@2:           'options' => serialize($options),
danielebarchiesi@2:         ))
danielebarchiesi@2:         ->condition('mlid', $mlid)
danielebarchiesi@2:         ->execute();
danielebarchiesi@2:     }
danielebarchiesi@2: 
danielebarchiesi@2:     $sandbox['progress']++;
danielebarchiesi@2:     $sandbox['current_mlid'] = $mlid;
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   $sandbox['#finished'] = empty($sandbox['max']) ? 1 : ($sandbox['progress'] / $sandbox['max']);
danielebarchiesi@2: 
danielebarchiesi@2:   // To display a message to the user when the update is completed, return it.
danielebarchiesi@2:   // If you do not want to display a completion message, simply return nothing.
danielebarchiesi@2:   return t('All menu links with non-array value for class attribute have been fixed.');
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Grant the 'administer menu attributes' permission to roles that currently
danielebarchiesi@2:  * have the 'administer menu' permission.
danielebarchiesi@2:  */
danielebarchiesi@2: function menu_attributes_update_7001() {
danielebarchiesi@2:   $roles = user_roles(FALSE, 'administer menu');
danielebarchiesi@2:   foreach ($roles as $rid => $role) {
danielebarchiesi@2:     user_role_grant_permissions($rid, array('administer menu attributes'));
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   return t("Every role with the 'administer menu' permission has also received the 'administer menu attributes' permission.");
danielebarchiesi@2: }