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<?php
/**
* @file
* Install, update and uninstall functions for the trigger module.
*/
/**
* Implements hook_schema().
*/
function trigger_schema() {
$schema['trigger_assignments'] = array(
'description' => 'Maps trigger to hook and operation assignments from trigger.module.',
'fields' => array(
'hook' => array(
'type' => 'varchar',
'length' => 32,
'not null' => TRUE,
'default' => '',
'description' => 'Primary Key: The name of the internal Drupal hook; for example, node_insert.',
),
'aid' => array(
'type' => 'varchar',
'length' => 255,
'not null' => TRUE,
'default' => '',
'description' => "Primary Key: Action's {actions}.aid.",
),
'weight' => array(
'type' => 'int',
'not null' => TRUE,
'default' => 0,
'description' => 'The weight of the trigger assignment in relation to other triggers.',
),
),
'primary key' => array('hook', 'aid'),
'foreign keys' => array(
'action' => array(
'table' => 'actions',
'columns' => array('aid' => 'aid'),
),
),
);
return $schema;
}
/**
* Implements hook_install().
*/
function trigger_install() {
// Do initial synchronization of actions in code and the database.
actions_synchronize();
}
/**
* Adds operation names to the hook names and drops the "op" field.
*/
function trigger_update_7000() {
$result = db_query("SELECT hook, op, aid FROM {trigger_assignments} WHERE op <> ''");
foreach ($result as $record) {
db_update('trigger_assignments')
->fields(array('hook' => $record->hook . '_' . $record->op))
->condition('hook', $record->hook)
->condition('op', $record->op)
->condition('aid', $record->aid)
->execute();
}
db_drop_field('trigger_assignments', 'op');
}
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