Same name and namespace in other branches
  1. 6.x includes/module.inc \module_enable()
  2. 7.x includes/module.inc \module_enable()

Enable a given list of modules.

Parameters

$module_list: An array of module names.

2 calls to module_enable()
drupal_install_modules in includes/install.inc
Calls the install function and updates the system table for a given list of modules.
system_modules_submit in modules/system/system.module
Submit callback; handles modules form submission.

File

includes/module.inc, line 238
API for loading and interacting with Drupal modules.

Code

function module_enable($module_list) {
  $invoke_modules = array();
  foreach ($module_list as $module) {
    $existing = db_fetch_object(db_query("SELECT status FROM {system} WHERE type = 'module' AND name = '%s'", $module));
    if ($existing->status === '0') {
      module_load_install($module);
      db_query("UPDATE {system} SET status = 1, throttle = 0 WHERE type = 'module' AND name = '%s'", $module);
      drupal_load('module', $module);
      $invoke_modules[] = $module;
    }
  }
  if (!empty($invoke_modules)) {

    // Refresh the module list to include the new enabled module.
    module_list(TRUE, FALSE);

    // Force to regenerate the stored list of hook implementations.
    module_implements('', FALSE, TRUE);
    cache_clear_all('*', 'cache_menu', TRUE);
  }
  foreach ($invoke_modules as $module) {
    module_invoke($module, 'enable');
  }
}