1 files changed, 106 insertions, 0 deletions
diff --git a/app/Models/Themes.php b/app/Models/Themes.php
new file mode 100644
index 000000000..c7099a1df
--- /dev/null
+++ b/app/Models/Themes.php
@@ -0,0 +1,106 @@
+<?php
+
+class FreshRSS_Themes extends Minz_Model {
+	private static $themesUrl = '/themes/';
+	private static $defaultIconsUrl = '/themes/icons/';
+	public static $defaultTheme = 'Origine';
+
+	public static function getList() {
+		return array_values(array_diff(
+			scandir(PUBLIC_PATH . self::$themesUrl),
+			array('..', '.')
+		));
+	}
+
+	public static function get() {
+		$themes_list = self::getList();
+		$list = array();
+		foreach ($themes_list as $theme_dir) {
+			$theme = self::get_infos($theme_dir);
+			if ($theme) {
+				$list[$theme_dir] = $theme;
+			}
+		}
+		return $list;
+	}
+
+	public static function get_infos($theme_id) {
+		$theme_dir = PUBLIC_PATH . self::$themesUrl . $theme_id ;
+		if (is_dir($theme_dir)) {
+			$json_filename = $theme_dir . '/metadata.json';
+			if (file_exists($json_filename)) {
+				$content = file_get_contents($json_filename);
+				$res = json_decode($content, true);
+				if ($res && isset($res['files']) && is_array($res['files'])) {
+					$res['id'] = $theme_id;
+					return $res;
+				}
+			}
+		}
+		return false;
+	}
+
+	private static $themeIconsUrl;
+	private static $themeIcons;
+
+	public static function load($theme_id) {
+		$infos = self::get_infos($theme_id);
+		if (!$infos) {
+			if ($theme_id !== self::$defaultTheme) {	//Fall-back to default theme
+				return self::load(self::$defaultTheme);
+			}
+			$themes_list = self::getList();
+			if (!empty($themes_list)) {
+				if ($theme_id !== $themes_list[0]) {	//Fall-back to first theme
+					return self::load($themes_list[0]);
+				}
+			}
+			return false;
+		}
+		self::$themeIconsUrl = self::$themesUrl . $theme_id . '/icons/';
+		self::$themeIcons = is_dir(PUBLIC_PATH . self::$themeIconsUrl) ? array_fill_keys(array_diff(
+			scandir(PUBLIC_PATH . self::$themeIconsUrl),
+			array('..', '.')
+		), 1) : array();
+		return $infos;
+	}
+
+	public static function icon($name, $urlOnly = false) {
+		static $alts = array(
+			'add' => '✚',
+			'all' => '☰',
+			'bookmark' => '★',
+			'category' => '☷',
+			'category-white' => '☷',
+			'close' => '❌',
+			'configure' => '⚙',
+			'down' => '▽',
+			'favorite' => '★',
+			'help' => 'ⓘ',
+			'link' => '↗',
+			'login' => '🔒',
+			'logout' => '🔓',
+			'next' => '⏩',
+			'non-starred' => '☆',
+			'prev' => '⏪',
+			'read' => '☑',
+			'unread' => '☐',
+			'refresh' => '🔃',	//↻
+			'search' => '🔍',
+			'share' => '♺',
+			'starred' => '★',
+			'tag' => '⚐',
+			'up' => '△',
+		);
+		if (!isset($alts[$name])) {
+			return '';
+		}
+
+		$url = $name . '.svg';
+		$url = isset(self::$themeIcons[$url]) ? (self::$themeIconsUrl . $url) :
+			(self::$defaultIconsUrl . $url);
+
+		return $urlOnly ? Minz_Url::display($url) :
+			'<img class="icon" src="' . Minz_Url::display($url) . '" alt="' . $alts[$name] . '" />';
+	}
+}