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https://github.com/YunoHost-Apps/webtrees_ynh.git
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95 lines
2.4 KiB
PHP
95 lines
2.4 KiB
PHP
<?php
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/**
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* webtrees: online genealogy
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* Copyright (C) 2016 webtrees development team
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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 3 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Fisharebest\Webtrees;
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use Fisharebest\Webtrees\Theme\ThemeInterface;
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/**
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* Provide access to the current theme.
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*/
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class Theme {
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/**
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* PHP 5.3.2 requires a constructor when there is also a method
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* called theme()
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*/
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private function __construct() {
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}
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/** @var ThemeInterface The current theme*/
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private static $theme;
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/** @var ThemeInterface[] All currently installed themes */
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private static $installed_themes;
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/**
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* Create a list of all themes available on the system, including
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* any custom themes.
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*
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* @return ThemeInterface[]
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*/
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public static function installedThemes() {
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if (self::$installed_themes === null) {
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self::$installed_themes = array();
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foreach (glob(WT_ROOT . '/themes/*/theme.php') as $theme_path) {
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try {
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$theme = include $theme_path;
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// Themes beginning with an underscore are reserved for special use.
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if (substr_compare($theme->themeId(), '_', 0, 1) !== 0) {
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self::$installed_themes[] = $theme;
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}
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} catch (\Exception $ex) {
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// Broken theme? Ignore it.
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}
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}
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}
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return self::$installed_themes;
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}
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/**
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* An associative array of theme names, for <select> fields, etc.
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*
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* @return string[]
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*/
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public static function themeNames() {
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$theme_names = array();
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foreach (self::installedThemes() as $theme) {
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$theme_names[$theme->themeId()] = $theme->themeName();
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}
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return $theme_names;
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}
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/**
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* The currently active theme
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*
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* @param ThemeInterface|null $theme
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*
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* @throws \LogicException
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*
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* @return ThemeInterface
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*/
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public static function theme(ThemeInterface $theme = null) {
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if ($theme) {
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self::$theme = $theme;
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} elseif (!self::$theme) {
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throw new \LogicException;
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}
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return self::$theme;
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}
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}
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