114 lines
4.6 KiB
PHP
114 lines
4.6 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2013 Bharat Mediratta
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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 (at
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* 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/**
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* This is the API for handling themes.
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*
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* Note: by design, this class does not do any permission checking.
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*/
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class theme_Core {
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public static $admin_theme_name;
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public static $site_theme_name;
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public static $is_admin;
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/**
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* Load the active theme. This is called at bootstrap time. We will only ever have one theme
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* active for any given request.
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*/
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static function load_themes() {
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$input = Input::instance();
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$path = $input->server("PATH_INFO");
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if (empty($path)) {
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$path = "/" . $input->get("kohana_uri");
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}
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$config = Kohana_Config::instance();
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$modules = $config->get("core.modules");
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// Normally Router::find_uri() strips off the url suffix for us, but we're working off of the
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// PATH_INFO here so we need to strip it off manually
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if ($suffix = Kohana::config("core.url_suffix")) {
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$path = preg_replace("#" . preg_quote($suffix) . "$#u", "", $path);
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}
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self::$is_admin = $path == "/admin" || !strncmp($path, "/admin/", 7);
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self::$site_theme_name = module::get_var("gallery", "active_site_theme");
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// If the site theme doesn't exist, fall back to wind.
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if (!file_exists(THEMEPATH . self::$site_theme_name . "/theme.info")) {
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site_status::error(t("Theme '%name' is missing. Falling back to the Wind theme.",
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array("name" => self::$site_theme_name)), "missing_site_theme");
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module::set_var("gallery", "active_site_theme", self::$site_theme_name = "wind");
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}
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if (self::$is_admin) {
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// Load the admin theme
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self::$admin_theme_name = module::get_var("gallery", "active_admin_theme");
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// If the admin theme doesn't exist, fall back to admin_wind.
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if (!file_exists(THEMEPATH . self::$admin_theme_name . "/theme.info")) {
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site_status::error(t("Admin theme '%name' is missing! Falling back to the Wind theme.",
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array("name" => self::$admin_theme_name)), "missing_admin_theme");
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module::set_var("gallery", "active_admin_theme", self::$admin_theme_name = "admin_wind");
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}
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array_unshift($modules, THEMEPATH . self::$admin_theme_name);
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// If the site theme has an admin subdir, load that as a module so that
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// themes can provide their own code.
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if (file_exists(THEMEPATH . self::$site_theme_name . "/admin")) {
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array_unshift($modules, THEMEPATH . self::$site_theme_name . "/admin");
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}
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// Admins can override the site theme, temporarily. This lets us preview themes.
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if (identity::active_user()->admin && $override = $input->get("theme")) {
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if (file_exists(THEMEPATH . $override)) {
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self::$admin_theme_name = $override;
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array_unshift($modules, THEMEPATH . self::$admin_theme_name);
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} else {
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Kohana_Log::add("error", "Missing override admin theme: '$override'");
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}
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}
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} else {
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// Admins can override the site theme, temporarily. This lets us preview themes.
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if (identity::active_user()->admin && $override = $input->get("theme")) {
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if (file_exists(THEMEPATH . $override)) {
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self::$site_theme_name = $override;
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} else {
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Kohana_Log::add("error", "Missing override site theme: '$override'");
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}
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}
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array_unshift($modules, THEMEPATH . self::$site_theme_name);
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}
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$config->set("core.modules", $modules);
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}
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static function get_info($theme_name) {
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$theme_name = preg_replace("/[^a-zA-Z0-9\._-]/", "", $theme_name);
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$file = THEMEPATH . "$theme_name/theme.info";
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$theme_info = new ArrayObject(parse_ini_file($file), ArrayObject::ARRAY_AS_PROPS);
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$theme_info->description = t($theme_info->description);
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$theme_info->name = t($theme_info->name);
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return $theme_info;
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}
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}
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