Handles the enabling (and possible installation) of module.

File

modules/system/system.module, line 4746

Code

function system_enable_module($module_details) {

  $module = $module_details ["module"];
  $path = $module_details ["path"];

  $bool_call_hook_install = FALSE;

  // Do we need to attempt to call the hook_install function?
  if (@$module_details ["enabled"] == "") {
    // Wasn't in the database, so we need to install it.

    $schema = 0;
    if (isset($module_details ['schema'])) {
      $schema = $module_details ['schema'];
    }

    // Add to our table.
    // (delete anything all ready there first)      
    $res = db_query("DELETE FROM modules WHERE `name` = ? ", $module);
    // Now, add back into the table.
    $res = db_query("INSERT INTO modules (`name`, `path`, `version`, `requires`, `enabled`, `type`, `schema`, `info`)
                     VALUES (?, ?, ?, ?, ?, ?, ?, ?)
                     ", $module, $path, @$module_details ["version"], @$module_details ["required"], 0, "module", 
    @intval($schema), serialize($module_details));

    $bool_call_hook_install = TRUE;

    fp_add_message(t("The module %module has been installed.", array("%module" => $module)));

  }


  // If the module has a .install file, begin by including it.
  if (include_module_install($module, $path)) {

    // Include the original module file first.
    include_module($module, TRUE, $path);


    if ($bool_call_hook_install) {
      // call hook_install if it exists.
      if (function_exists($module . '_install')) {
        call_user_func($module . '_install');
      }
    }

    // Now, we can call hook_enable, if it exists.
    if (function_exists($module . '_enable')) {
      call_user_func($module . '_enable');
    }

  }


  // Update our table.
  $res = db_query("UPDATE modules SET `enabled` = '1' WHERE `name` = ? ", $module);

  fp_add_message(t("The module %module has been enabled.", array("%module" => $module)));



}