introduce OC_Helper::linkToDocs()

lib/private/helper.php

@@ -58,6 +58,15 @@ class OC_Helper {
 		return OC::$server->getURLGenerator()->linkTo($app, $file, $args);
 	}
 
+	/**
+	 * @param $key
+	 * @return string url to the online documentation
+	 */
+	public static function linkToDocs($key) {
+		$theme = new OC_Defaults();
+		return $theme->getDocBaseUrl() . '/server/5.0/go.php?to=' . $key;
+	}
+
 	/**
 	 * @brief Creates an absolute url
 	 * @param string $app app

lib/private/template/functions.php

@@ -35,9 +35,12 @@ function link_to( $app, $file, $args = array() ) {
 	return OC_Helper::linkTo( $app, $file, $args );
 }
 
+/**
+ * @param $key
+ * @return string url to the online documentation
+ */
 function link_to_docs($key) {
-	$theme = new OC_Defaults();
-	return $theme->getDocBaseUrl() . '/server/5.0/go.php?to=' . $key;
+	return OC_Helper::linkToDocs($key);
 }
 
 /**

lib/private/util.php

@@ -303,7 +303,7 @@ class OC_Util {
 
 		//common hint for all file permissions error messages
 		$permissionsHint = 'Permissions can usually be fixed by '
-			.'<a href="' . link_to_docs('admin-dir_permissions')
+			.'<a href="' . OC_Helper::linkToDocs('admin-dir_permissions')
 			.'" target="_blank">giving the webserver write access to the root directory</a>.';
 
 		// Check if config folder is writable.
@@ -311,7 +311,7 @@ class OC_Util {
 			$errors[] = array(
 				'error' => "Can't write into config directory",
 				'hint' => 'This can usually be fixed by '
-					.'<a href="' . link_to_docs('admin-dir_permissions')
+					.'<a href="' . OC_Helper::linkToDocs('admin-dir_permissions')
 					.'" target="_blank">giving the webserver write access to the config directory</a>.'
 				);
 		}
@@ -324,7 +324,7 @@ class OC_Util {
 				$errors[] = array(
 					'error' => "Can't write into apps directory",
 					'hint' => 'This can usually be fixed by '
-						.'<a href="' . link_to_docs('admin-dir_permissions')
+						.'<a href="' . OC_Helper::linkToDocs('admin-dir_permissions')
 						.'" target="_blank">giving the webserver write access to the apps directory</a> '
 						.'or disabling the appstore in the config file.'
 					);
@@ -340,7 +340,7 @@ class OC_Util {
 				$errors[] = array(
 					'error' => "Can't create data directory (".$CONFIG_DATADIRECTORY.")",
 					'hint' => 'This can usually be fixed by '
-					.'<a href="' . link_to_docs('admin-dir_permissions')
+					.'<a href="' . OC_Helper::linkToDocs('admin-dir_permissions')
 					.'" target="_blank">giving the webserver write access to the root directory</a>.'
 				);
 			}