Compatible with PHP5.0

lib/controller.php

@@ -126,9 +126,11 @@ public function import_master( $user_id ) {
 	/**
 	 * Export all the posts in the database to GitHub.
 	 *
-	 * @return boolean
-	 */
-	public function export_all( $user_id, bool $force = false ) {
+     * @param  int        $user_id
+     * @param  boolean    $force
+     * @return boolean
+     */
+	public function export_all( $user_id, $force = false ) {
 		if ( ! $this->app->semaphore()->is_open() ) {
 			return $this->app->response()->error( new WP_Error(
 				'semaphore_locked',

lib/database.php

@@ -45,7 +45,7 @@ public function __construct( Writing_On_GitHub $app ) {
      * @param  bool $force
      * @return Writing_On_GitHub_Post[]|WP_Error
      */
-	public function fetch_all_supported( bool $force = false ) {
+	public function fetch_all_supported( $force = false ) {
 		$args  = array(
 			'post_type'   => $this->get_whitelisted_post_types(),
 			'post_status' => $this->get_whitelisted_post_statuses(),

lib/export.php

@@ -29,9 +29,10 @@ public function __construct( Writing_On_GitHub $app ) {
 	/**
 	 * Updates all of the current posts in the database on master.
 	 *
-	 * @return string|WP_Error
-	 */
-	public function full( bool $force_all = false ) {
+     * @param  bool    $force_all
+     * @return string|WP_Error
+     */
+	public function full( $force_all = false ) {
 		$posts = $this->app->database()->fetch_all_supported($force_all);
 
 		if ( is_wp_error( $posts ) ) {

writing-on-github.php

@@ -442,8 +442,9 @@ public static function write_log( $msg, $write = 'line' ) {
 	/**
 	 * Kicks of an import or export cronjob.
 	 *
-	 * @param $type
-	 */
+     * @param bool   $force
+     * @param string $type
+     */
 	protected function start_cron( $type, $force = false ) {
 		update_option( '_wogh_' . $type . '_started', 'yes' );
 		$user_id = get_current_user_id();