X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FApp.php;h=f08f6f66dca4a32955e82c0ab2ce718fc9d2fb7e;hb=40d3e7982ccae52996ffe88e6cb7e4acfb51f369;hp=b285218f483c7fed8d2d3ca26bd9b3c504bf8eec;hpb=1ab965c9440a32ab241c9f5e06bea1f7ebb202fd;p=friendica.git

diff --git a/src/App.php b/src/App.php
index b285218f48..f08f6f66dc 100644
--- a/src/App.php
+++ b/src/App.php
@@ -1095,4 +1095,85 @@ class App
 
 		return false;
 	}
+
+	/**
+	 * Returns the current theme name.
+	 *
+	 * @return string
+	 */
+	public function getCurrentTheme()
+	{
+		if (!$this->current_theme) {
+			$this->computeCurrentTheme();
+		}
+
+		return $this->current_theme;
+	}
+
+	/**
+	 * Computes the current theme name based on the node settings, the user settings and the device type
+	 *
+	 * @throws Exception
+	 */
+	private function computeCurrentTheme()
+	{
+		$system_theme = Config::get('system', 'theme');
+		if (!$system_theme) {
+			throw new Exception(L10n::t('No system theme config value set.'));
+		}
+
+		// Sane default
+		$this->current_theme = $system_theme;
+
+		$allowed_themes = explode(',', Config::get('system', 'allowed_themes', $system_theme));
+
+		$page_theme = null;
+		// Find the theme that belongs to the user whose stuff we are looking at
+		if ($this->profile_uid && ($this->profile_uid != local_user())) {
+			// Allow folks to override user themes and always use their own on their own site.
+			// This works only if the user is on the same server
+			$user = dba::selectFirst('user', ['theme'], ['uid' => $this->profile_uid]);
+			if (DBM::is_result($user) && !PConfig::get(local_user(), 'system', 'always_my_theme')) {
+				$page_theme = $user['theme'];
+			}
+		}
+
+		$user_theme = defaults($_SESSION, 'theme', $system_theme);
+		// Specific mobile theme override
+		if (($this->is_mobile || $this->is_tablet) && defaults($_SESSION, 'show-mobile', true)) {
+			$system_mobile_theme = Config::get('system', 'mobile-theme');
+			$user_mobile_theme = defaults($_SESSION, 'mobile-theme', $system_mobile_theme);
+
+			// --- means same mobile theme as desktop
+			if (!empty($user_mobile_theme) && $user_mobile_theme !== '---') {
+				$user_theme = $user_mobile_theme;
+			}
+		}
+
+		if ($page_theme) {
+			$theme_name = $page_theme;
+		} else {
+			$theme_name = $user_theme;
+		}
+
+		if ($theme_name
+			&& in_array($theme_name, $allowed_themes)
+			&& (file_exists('view/theme/' . $theme_name . '/style.css')
+			|| file_exists('view/theme/' . $theme_name . '/style.php'))
+		) {
+			$this->current_theme = $theme_name;
+		}
+	}
+
+	/**
+	 * @brief Return full URL to theme which is currently in effect.
+	 *
+	 * Provide a sane default if nothing is chosen or the specified theme does not exist.
+	 *
+	 * @return string
+	 */
+	public function getCurrentThemeStylesheetPath()
+	{
+		return Core\Theme::getStylesheetPath($this->getCurrentTheme());
+	}
 }