danielebarchiesi@0: <?php
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @file
danielebarchiesi@0:  * Install, update and uninstall functions for the trigger module.
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_schema().
danielebarchiesi@0:  */
danielebarchiesi@0: function trigger_schema() {
danielebarchiesi@0:   // The total index length (hook and aid) must be less than 333. Since the aid
danielebarchiesi@0:   // field is 255 characters, the hook field can have a maximum length of 78.
danielebarchiesi@0:   $schema['trigger_assignments'] = array(
danielebarchiesi@0:     'description' => 'Maps trigger to hook and operation assignments from trigger.module.',
danielebarchiesi@0:     'fields' => array(
danielebarchiesi@0:       'hook' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 78,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => '',
danielebarchiesi@0:         'description' => 'Primary Key: The name of the internal Drupal hook; for example, node_insert.',
danielebarchiesi@0:       ),
danielebarchiesi@0:       'aid' => array(
danielebarchiesi@0:         'type' => 'varchar',
danielebarchiesi@0:         'length' => 255,
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => '',
danielebarchiesi@0:         'description' => "Primary Key: Action's {actions}.aid.",
danielebarchiesi@0:       ),
danielebarchiesi@0:       'weight' => array(
danielebarchiesi@0:         'type' => 'int',
danielebarchiesi@0:         'not null' => TRUE,
danielebarchiesi@0:         'default' => 0,
danielebarchiesi@0:         'description' => 'The weight of the trigger assignment in relation to other triggers.',
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:     'primary key' => array('hook', 'aid'),
danielebarchiesi@0:     'foreign keys' => array(
danielebarchiesi@0:       'action' => array(
danielebarchiesi@0:         'table' => 'actions',
danielebarchiesi@0:         'columns' => array('aid' => 'aid'),
danielebarchiesi@0:       ),
danielebarchiesi@0:     ),
danielebarchiesi@0:   );
danielebarchiesi@0:   return $schema;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Implements hook_install().
danielebarchiesi@0:  */
danielebarchiesi@0: function trigger_install() {
danielebarchiesi@0:   // Do initial synchronization of actions in code and the database.
danielebarchiesi@0:   actions_synchronize();
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Alter the "hook" field and drop the "op field" of {trigger_assignments}.
danielebarchiesi@0:  *
danielebarchiesi@0:  * Increase the length of the "hook" field to 78 characters and adds operation
danielebarchiesi@0:  * names to the hook names, and drops the "op" field.
danielebarchiesi@0:  */
danielebarchiesi@0: function trigger_update_7000() {
danielebarchiesi@0:   db_drop_primary_key('trigger_assignments');
danielebarchiesi@0:   db_change_field('trigger_assignments', 'hook', 'hook', array('type' => 'varchar', 'length' => 78, 'not null' => TRUE, 'default' => '', 'description' => 'Primary Key: The name of the internal Drupal hook; for example, node_insert.'));
danielebarchiesi@0: 
danielebarchiesi@0:   $result = db_query("SELECT hook, op, aid FROM {trigger_assignments} WHERE op <> ''");
danielebarchiesi@0: 
danielebarchiesi@0:   foreach ($result as $record) {
danielebarchiesi@0:     db_update('trigger_assignments')
danielebarchiesi@0:       ->fields(array('hook' => $record->hook . '_' . $record->op))
danielebarchiesi@0:       ->condition('hook', $record->hook)
danielebarchiesi@0:       ->condition('op', $record->op)
danielebarchiesi@0:       ->condition('aid', $record->aid)
danielebarchiesi@0:       ->execute();
danielebarchiesi@0:   }
danielebarchiesi@0:   db_drop_field('trigger_assignments', 'op');
danielebarchiesi@0: 
danielebarchiesi@0:   db_add_primary_key('trigger_assignments', array('hook', 'aid'));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @addtogroup updates-7.x-extra
danielebarchiesi@0:  * @{
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Increase the length of the "hook" field to 78 characters.
danielebarchiesi@0:  *
danielebarchiesi@0:  * This is a separate function for those who ran an older version of
danielebarchiesi@0:  * trigger_update_7000() that did not do this.
danielebarchiesi@0:  */
danielebarchiesi@0: function trigger_update_7001() {
danielebarchiesi@0:   db_drop_primary_key('trigger_assignments');
danielebarchiesi@0:   db_change_field('trigger_assignments', 'hook', 'hook', array('type' => 'varchar', 'length' => 78, 'not null' => TRUE, 'default' => '', 'description' => 'Primary Key: The name of the internal Drupal hook; for example, node_insert.', ), array('primary key' => array('hook', 'aid')));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Renames nodeapi to node.
danielebarchiesi@0:  */
danielebarchiesi@0: function trigger_update_7002() {
danielebarchiesi@0:   $result = db_query("SELECT hook, aid FROM {trigger_assignments}");
danielebarchiesi@0: 
danielebarchiesi@0:   foreach($result as $record) {
danielebarchiesi@0:     $new_hook = str_replace('nodeapi', 'node', $record->hook);
danielebarchiesi@0:     db_update('trigger_assignments')
danielebarchiesi@0:       ->fields(array('hook' => $new_hook))
danielebarchiesi@0:       ->condition('hook', $record->hook)
danielebarchiesi@0:       ->condition('aid', $record->aid)
danielebarchiesi@0:       ->execute();
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @} End of "addtogroup updates-7.x-extra".
danielebarchiesi@0:  */