<?php defined("SYSPATH") or die("No direct script access.");
/**
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2008 Bharat Mediratta
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
 */
class core_installer {
  static function install() {
    $db = Database::instance();
    $version = 0;
    try {
      $version = module::get_version("core");
    } catch (Exception $e) {
      if ($e->getCode() != E_DATABASE_ERROR) {
        Kohana::log("error", $e);
        throw $e;
      }
    }

    if ($version == 0) {
      $db->query("CREATE TABLE `access_caches` (
                   `id` int(9) NOT NULL auto_increment,
                   `item_id` int(9),
                   PRIMARY KEY (`id`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `access_intents` (
                   `id` int(9) NOT NULL auto_increment,
                   `item_id` int(9),
                   PRIMARY KEY (`id`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `graphics_rules` (
                   `id` int(9) NOT NULL auto_increment,
                   `priority` int(9) NOT NULL,
                   `module_name` varchar(64) NOT NULL,
                   `target`  varchar(32) NOT NULL,
                   `operation` varchar(64) NOT NULL,
                   `args` varchar(255) default NULL,
                   PRIMARY KEY (`id`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `items` (
                   `album_cover_item_id` int(9) default NULL,
                   `created` int(9) default NULL,
                   `description` varchar(255) default NULL,
                   `height` int(9) default NULL,
                   `id` int(9) NOT NULL auto_increment,
                   `left` int(9) NOT NULL,
                   `level` int(9) NOT NULL,
                   `mime_type` varchar(64) default NULL,
                   `name` varchar(255) default NULL,
                   `owner_id` int(9) default NULL,
                   `parent_id` int(9) NOT NULL,
                   `resize_height` int(9) default NULL,
                   `resize_width` int(9) default NULL,
                   `resize_dirty` boolean default 1,
                   `right` int(9) NOT NULL,
                   `thumb_height` int(9) default NULL,
                   `thumb_width` int(9) default NULL,
                   `thumb_dirty` boolean default 1,
                   `title` varchar(255) default NULL,
                   `type` varchar(32) NOT NULL,
                   `updated` int(9) default NULL,
                   `view_count` int(9) default 0,
                   `width` int(9) default NULL,
                   PRIMARY KEY (`id`),
                   KEY `parent_id` (`parent_id`),
                   KEY `type` (`type`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `logs` (
                   `id` int(9) NOT NULL auto_increment,
                   `category` varchar(64) default NULL,
                   `html` varchar(255) default NULL,
                   `message` text default NULL,
                   `referer` varchar(255) default NULL,
                   `severity` int(9) default 0,
                   `timestamp` int(9) default 0,
                   `url` varchar(255) default NULL,
                   `user_id` int(9) default 0,
                   PRIMARY KEY (`id`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `messages` (
                   `id` int(9) NOT NULL auto_increment,
                   `key` varchar(255) default NULL,
                   `value` varchar(255) default NULL,
                   `severity` varchar(32) default NULL,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`key`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `modules` (
                   `id` int(9) NOT NULL auto_increment,
                   `name` varchar(64) default NULL,
                   `version` int(9) default NULL,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`name`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `themes` (
                   `id` int(9) NOT NULL auto_increment,
                   `name` varchar(64) default NULL,
                   `version` int(9) default NULL,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`name`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `permissions` (
                   `id` int(9) NOT NULL auto_increment,
                   `name` varchar(64) default NULL,
                   `display_name` varchar(64) default NULL,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`name`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `incoming_translations` (
                   `id` int(9) NOT NULL auto_increment,
                   `key` binary(16) NOT NULL,
                   `locale` char(10) NOT NULL,
                   `message` text NOT NULL,
                   `translation` text,
                   `revision` int(9) DEFAULT NULL,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`key`, `locale`),
                   KEY `locale_key` (`locale`, `key`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `outgoing_translations` (
                   `id` int(9) NOT NULL auto_increment,
                   `key` binary(16) NOT NULL,
                   `locale` char(10) NOT NULL,
                   `message` text NOT NULL,
                   `translation` text,
                   `base_revision` int(9) DEFAULT NULL,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`key`, `locale`),
                   KEY `locale_key` (`locale`, `key`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `sessions` (
                  `session_id` varchar(127) NOT NULL,
                  `last_activity` int(10) UNSIGNED NOT NULL,
                  `data` text NOT NULL,
                  PRIMARY KEY (`session_id`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `tasks` (
                  `callback` varchar(128) default NULL,
                  `context` text NOT NULL,
                  `done` boolean default 0,
                  `id` int(9) NOT NULL auto_increment,
                  `updated` int(9) default NULL,
                  `name` varchar(128) default NULL,
                  `percent_complete` int(9) default 0,
                  `state` varchar(32) default NULL,
                  `status` varchar(255) default NULL,
                  PRIMARY KEY (`id`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      $db->query("CREATE TABLE `vars` (
                   `id` int(9) NOT NULL auto_increment,
                   `module_name` varchar(64) NOT NULL,
                   `name` varchar(64) NOT NULL,
                   `value` text,
                   PRIMARY KEY (`id`),
                   UNIQUE KEY(`module_name`, `name`))
                 ENGINE=InnoDB DEFAULT CHARSET=utf8;");

      foreach (array("albums", "resizes", "thumbs", "uploads", "modules") as $dir) {
        @mkdir(VARPATH . $dir);
      }

      access::register_permission("view", "View");
      access::register_permission("view_full", "View Full Size");
      access::register_permission("edit", "Edit");

      $root = ORM::factory("item");
      $root->type = 'album';
      $root->title = "Gallery";
      $root->description = "Welcome to your Gallery3";
      $root->left = 1;
      $root->right = 2;
      $root->parent_id = 0;
      $root->level = 1;
      $root->thumb_dirty = 1;
      $root->resize_dirty = 1;
      $root->save();
      access::add_item($root);

      module::set_var("core", "active_site_theme", "default");
      module::set_var("core", "active_admin_theme", "admin_default");
      module::set_var("core", "page_size", 9);
      module::set_var("core", "thumb_size", 200);
      module::set_var("core", "resize_size", 640);
      module::set_var("core", "default_locale", "en_US");

      // Add rules for generating our thumbnails and resizes
      graphics::add_rule(
        "core", "thumb", "resize",
        array("width" => 200, "height" => 200, "master" => Image::AUTO),
        100);
      graphics::add_rule(
        "core", "resize", "resize",
        array("width" => 640, "height" => 480, "master" => Image::AUTO),
        100);

      // Detect a graphics toolkit
      $toolkits = graphics::detect_toolkits();
      foreach (array("imagemagick", "graphicsmagick", "gd") as $tk) {
        if ($toolkits[$tk]) {
          module::set_var("core", "graphics_toolkit", $tk);
          if ($tk != "gd") {
            module::set_var("core", "graphics_toolkit_path", $toolkits[$tk]);
          }
          break;
        }
      }
      if (!module::get_var("core", "graphics_toolkit")) {
        site_status::warning(
          t("Graphics toolkit missing!  Please <a href=\"%url\">choose a toolkit</a>",
            array("url" => url::site("admin/graphics"))),
          "missing_graphics_toolkit");
      }

      // Instantiate default themes (site and admin)
      foreach (array("default", "admin_default") as $theme_name) {
        $theme_info = new ArrayObject(parse_ini_file(THEMEPATH . $theme_name . "/theme.info"),
                                      ArrayObject::ARRAY_AS_PROPS);
        $theme = ORM::factory("theme");
        $theme->name = $theme_name;
        $theme->version = $theme_info->version;
        $theme->save();
      }

      block_manager::add("dashboard_sidebar", "core", "block_adder");
      block_manager::add("dashboard_sidebar", "core", "stats");
      block_manager::add("dashboard_sidebar", "core", "platform_info");
      block_manager::add("dashboard_sidebar", "core", "project_news");
      block_manager::add("dashboard_center", "core", "welcome");
      block_manager::add("dashboard_center", "core", "photo_stream");
      block_manager::add("dashboard_center", "core", "log_entries");

      module::set_version("core", 1);
      module::set_var("core", "version", "3.0");
    }
  }

  static function uninstall() {
    $db = Database::instance();
    $db->query("DROP TABLE IF EXISTS `access_caches`;");
    $db->query("DROP TABLE IF EXISTS `access_intents`;");
    $db->query("DROP TABLE IF EXISTS `graphics_rules`;");
    $db->query("DROP TABLE IF EXISTS `items`;");
    $db->query("DROP TABLE IF EXISTS `logs`;");
    $db->query("DROP TABLE IF EXISTS `messages`;");
    $db->query("DROP TABLE IF EXISTS `modules`;");
    $db->query("DROP TABLE IF EXISTS `themes`;");
    $db->query("DROP TABLE IF EXISTS `incoming_translations`;");
    $db->query("DROP TABLE IF EXISTS `outgoing_translations`;");
    $db->query("DROP TABLE IF EXISTS `permissions`;");
    $db->query("DROP TABLE IF EXISTS `sessions`;");
    $db->query("DROP TABLE IF EXISTS `tasks`;");
    $db->query("DROP TABLE IF EXISTS `vars`;");
    foreach (array("albums", "resizes", "thumbs", "uploads", "modules") as $dir) {
      system("/bin/rm -rf " . VARPATH . $dir);
    }
  }
}