143 lines
4.3 KiB
Plaintext
143 lines
4.3 KiB
Plaintext
<?php
|
|
|
|
/**
|
|
* @file
|
|
* Install file for the entity API.
|
|
*/
|
|
|
|
/**
|
|
* Implements hook_enable().
|
|
*/
|
|
function entity_enable() {
|
|
// Create cache tables for entities that support Entity cache module.
|
|
entity_entitycache_installed_modules();
|
|
}
|
|
|
|
/**
|
|
* Implements hook_uninstall().
|
|
*/
|
|
function entity_uninstall() {
|
|
// Delete variables.
|
|
variable_del('entity_rebuild_on_flush');
|
|
}
|
|
|
|
/**
|
|
* The entity API modules have been merged into a single module.
|
|
*/
|
|
function entity_update_7000() {
|
|
// This empty update is required such that all caches are cleared as
|
|
// necessary.
|
|
}
|
|
|
|
/**
|
|
* Remove the deprecated 'entity_defaults_built' variable.
|
|
*/
|
|
function entity_update_7001() {
|
|
variable_del('entity_defaults_built');
|
|
}
|
|
|
|
/**
|
|
* Clear caches and rebuild registry.
|
|
*/
|
|
function entity_update_7002() {
|
|
// Do nothing, update.php clears cache for us in case there is an update.
|
|
}
|
|
|
|
/**
|
|
* Create cache tables for entities that support Entity cache module.
|
|
*/
|
|
function entity_update_7003() {
|
|
entity_entitycache_installed_modules();
|
|
}
|
|
|
|
/**
|
|
* Create cache tables for entities of modules that support Entity cache module.
|
|
*
|
|
* @param $modules
|
|
* (optional) An array of module names that have been installed.
|
|
* If not specified, try to add cache tables for all modules.
|
|
*/
|
|
function entity_entitycache_installed_modules($modules = NULL) {
|
|
if (!module_exists('entitycache')) {
|
|
return;
|
|
}
|
|
|
|
// If no modules are specified or if entitycache is being installed,
|
|
// try to add entitycache tables for supporting entities of all modules.
|
|
if (!isset($modules) || in_array('entitycache', $modules)) {
|
|
$modules = module_list();
|
|
}
|
|
|
|
// Get all installed modules that support entity cache.
|
|
$entitycache_module_info = _entity_entitycache_get_module_info($modules);
|
|
|
|
// For uninstallation of modules, we need to keep a list of tables we created
|
|
// per module providing the entity type.
|
|
$tables_created = variable_get('entity_cache_tables_created');
|
|
|
|
foreach ($entitycache_module_info as $module => $module_entitycache_entities) {
|
|
foreach ($module_entitycache_entities as $entity_type => $entity_info) {
|
|
// Do not break modules that create the cache tables for themselves.
|
|
if (!db_table_exists('cache_entity_' . $entity_type)) {
|
|
$schema = drupal_get_schema_unprocessed('system', 'cache');
|
|
$schema['description'] = 'Cache table used to store' . $entity_type . ' entity records.';
|
|
db_create_table('cache_entity_' . $entity_type, $schema);
|
|
$tables_created[$module][] = 'cache_entity_' . $entity_type;
|
|
}
|
|
}
|
|
}
|
|
variable_set('entity_cache_tables_created', $tables_created);
|
|
}
|
|
|
|
/**
|
|
* Remove entity cache tables for entity types of uninstalled modules.
|
|
*
|
|
* @param $modules
|
|
* (optional) An array of uninstalled modules. If not specified, try to remove
|
|
* cache tables for all modules.
|
|
*/
|
|
function entity_entitycache_uninstalled_modules($modules = NULL) {
|
|
// If no modules are specified or if entitycache is being uninstalled,
|
|
// try to remove entitycache tables for supporting entities of all modules.
|
|
if (!isset($modules) || in_array('entitycache', $modules)) {
|
|
$modules = module_list();
|
|
}
|
|
$tables_created = variable_get('entity_cache_tables_created');
|
|
foreach ($modules as $module) {
|
|
if (!empty($tables_created[$module])) {
|
|
foreach ($tables_created[$module] as $table) {
|
|
db_drop_table($table);
|
|
}
|
|
unset($tables_created[$module]);
|
|
}
|
|
}
|
|
variable_set('entity_cache_tables_created', $tables_created);
|
|
}
|
|
|
|
/**
|
|
* Helper to fetch entity info about entity types that use caching.
|
|
*/
|
|
function _entity_entitycache_get_module_info($modules) {
|
|
// Prepare a keyed array of all modules with their entity types and infos.
|
|
// Structure: [module][entity][info]
|
|
$entity_crud_info = entity_crud_get_info();
|
|
$info = array();
|
|
foreach ($entity_crud_info as $entity_name => $entity_info) {
|
|
// Make sure that the entity info specifies a module and supports entitycache.
|
|
if (!isset($entity_info['module']) || empty($entity_info['entity cache'])) {
|
|
continue;
|
|
}
|
|
$module = $entity_info['module'];
|
|
// Only treat installed modules.
|
|
if (!in_array($module, $modules)) {
|
|
continue;
|
|
}
|
|
// Add the entity info to the module key.
|
|
if (!isset($info[$module])) {
|
|
$info[$module] = array();
|
|
}
|
|
$info[$module][$entity_name] = $entity_info;
|
|
}
|
|
return $info;
|
|
}
|