Refactor classes to use namespaces, as per PSR-4. Replace GPL2 with GPL3.

1 files changed, 82 insertions, 0 deletions

diff --git a/app/Theme.php b/app/Theme.php
new file mode 100644
index 0000000000..bee3226e9f
--- /dev/null
+++ b/app/Theme.php
@@ -0,0 +1,82 @@
+<?php
+namespace Webtrees;
+
+/**
+ * webtrees: online genealogy
+ * Copyright (C) 2015 webtrees development team
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * Class Theme - provide access to the current theme.
+ */
+class Theme {
+	/** @var BaseTheme The current theme*/
+	private static $theme;
+
+	/** @var BaseTheme[] All currently installed themes */
+	private static $installed_themes;
+
+	/**
+	 * Create a list of all themes available on the system, including
+	 * any custom themes.
+	 *
+	 * @return BaseTheme[]
+	 */
+	public static function installedThemes() {
+		if (self::$installed_themes === null) {
+			self::$installed_themes = array();
+			foreach (glob(WT_ROOT . '/themes/*/theme.php') as $theme_path) {
+				$theme = require $theme_path;
+				// Themes beginning with an underscore are reserved for special use.
+				if (substr_compare($theme->themeId(), '_', 0, 1) !== 0) {
+					self::$installed_themes[] = $theme;
+				}
+			}
+		}
+
+		return self::$installed_themes;
+	}
+
+	/**
+	 * An associative array of theme names, for <select> fields, etc.
+	 *
+	 * @return string[]
+	 */
+	public static function themeNames() {
+		$theme_names = array();
+		foreach (self::installedThemes() as $theme) {
+			$theme_names[$theme->themeId()] = $theme->themeName();
+		}
+
+		return $theme_names;
+	}
+
+	/**
+	 * The currently active theme
+	 *
+	 * @param BaseTheme|null $theme
+	 *
+	 * @return BaseTheme
+	 * @throws \LogicException
+	 */
+	public static function theme(BaseTheme $theme = null) {
+
+		if ($theme) {
+			self::$theme = $theme;
+		} elseif (!self::$theme) {
+			throw new \LogicException;
+		}
+
+		return self::$theme;
+	}
+}