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<?php
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/* $Id: mailserver.install,v 1.1.2.1 2008/02/04 12:58:28 tbarregren Exp $
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*
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* Copyright (C) 2008 Thomas Barregren.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/**
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* @file
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* Installer script for the MailServer – a Drupal module that automatically
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* creates, updates and removes e-mail accounts for users with an e-mail domain
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* that the module is configured to manage.
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*
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* Author:
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* Thomas Barregren <http://drupal.org/user/16678>.
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*/
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/******************************************************************************
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* MYSQL
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******************************************************************************/
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/**
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* Install.
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*/
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function mailserver_install_mysql() {
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_mailserver_install_db_query(<<<SQL
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CREATE TABLE IF NOT EXISTS {mailserver_virtual_domains} (
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id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
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name VARCHAR(50) NOT NULL
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) ENGINE = InnoDB /*!40100 DEFAULT CHARACTER SET utf8 */;
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SQL
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);
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_mailserver_install_db_query(<<<SQL
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CREATE TABLE {mailserver_virtual_users} (
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id INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
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domain_id INT(11) NOT NULL,
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user VARCHAR(40) NOT NULL,
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password VARCHAR(32) NOT NULL,
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CONSTRAINT UNIQUE_EMAIL UNIQUE (domain_id, user),
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FOREIGN KEY (domain_id) REFERENCES mailserver_virtual_domains(id) ON DELETE CASCADE
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) ENGINE = InnoDB /*!40100 DEFAULT CHARACTER SET utf8 */;
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SQL
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);
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_mailserver_install_db_query(<<<SQL
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CREATE TABLE {mailserver_virtual_aliases} (
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id INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
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domain_id INT(11) NOT NULL,
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source VARCHAR(40) NOT NULL,
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destination VARCHAR(80) NOT NULL,
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FOREIGN KEY (domain_id) REFERENCES mailserver_virtual_domains(id) ON DELETE CASCADE
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) ENGINE = InnoDB /*!40100 DEFAULT CHARACTER SET utf8 */;
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SQL
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);
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}
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/**
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* Uninstall.
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*/
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function mailserver_uninstall_mysql() {
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_mailserver_install_db_query('DROP TABLE {mailserver_virtual_domains}');
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_mailserver_install_db_query('DROP TABLE {mailserver_virtual_users}');
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_mailserver_install_db_query('DROP TABLE {mailserver_virtual_aliases}');
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}
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/******************************************************************************
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* HOOKS
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******************************************************************************/
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/**
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* Implements hook_install().
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*/
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function mailserver_install() {
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_mailserver_install_dispatcher(__FUNCTION__);
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}
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/**
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* Implements hook_uninstall().
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*/
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function mailserver_uninstall() {
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_mailserver_install_dispatcher(__FUNCTION__);
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}
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/******************************************************************************
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* HELPERS
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******************************************************************************/
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/**
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* Dispatch the call for $hook to the database specific implementation of it.
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*/
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function _mailserver_install_dispatcher($hook) {
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global $db_type;
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$db = $db_type === 'mysqli' ? 'mysql' : $db_type;
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$op = substr($hook, strpos($hook, '_') + 1);
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$function = _mailserver_install_module_name() .'_'. $op .'_'. $db;
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if (function_exists($function)) {
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return $function();
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}
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else {
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$msg = t('!hook() doesn\'t support !db', array('!hook' => $hook, '!db' => $db));
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drupal_set_message($msg, 'error');
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}
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}
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/**
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* Execute a database query. Based on db_query() and update_sql().
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*/
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function _mailserver_install_db_query($query) {
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// Get the arguments.
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$args = func_get_args();
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array_shift($args);
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if (isset($args[0]) and is_array($args[0])) {
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$args = $args[0];
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}
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// Build the query.
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$query = db_prefix_tables($query);
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_db_query_callback($args, true);
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$query = preg_replace_callback(DB_QUERY_REGEXP, '_db_query_callback', $query);
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// Do the database query, and return the status.
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$result = _db_query($query);
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return array('success' => $result !== false, 'query' => check_plain($query));
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}
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/**
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* Returns the name of this module.
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*/
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function _mailserver_install_module_name() {
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return substr(__FUNCTION__, 1, strpos(__FUNCTION__, '_', 1) - 1);
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}
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