Prevent some connectors from loading on the site frontend

classes/class-connector.php

@@ -30,6 +30,20 @@ abstract class Connector {
 	 */
 	public $prev_stream = null;
 
+	/**
+	 * Register connector in the WP Admin
+	 *
+	 * @var bool
+	 */
+	public $register_admin = true;
+
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = true;
+
 	/**
 	 * Register all context hooks
 	 */

classes/class-connectors.php

@@ -89,9 +89,22 @@ public function load_connectors() {
 				continue;
 			}
 			$class = new $class_name( $this->plugin->log );
-			if ( ! method_exists( $class, 'is_dependency_satisfied' ) ) {
+
+			// Check if the Connector extends WP_Stream\Connector
+			if ( ! is_subclass_of( $class, 'WP_Stream\Connector' ) ) {
+				continue;
+			}
+
+			// Check if the Connector is allowed to be registered in the WP Admin
+			if ( is_admin() && ! $class->register_admin ) {
 				continue;
 			}
+
+			// Check if the Connector is allowed to be registered in the WP Frontend
+			if ( ! is_admin() && ! $class->register_frontend ) {
+				continue;
+			}
+
 			if ( $class->is_dependency_satisfied() ) {
 				$classes[ $class->name ] = $class;
 			}

connectors/class-connector-editor.php

@@ -23,6 +23,13 @@ class Connector_Editor extends Connector {
 	 */
 	private $edited_file = array();
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Register all context hooks
 	 *

connectors/class-connector-installer.php

@@ -26,6 +26,13 @@ class Connector_Installer extends Connector {
 		'_core_updated_successfully',
 	);
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Return translated connector label
 	 *

connectors/class-connector-jetpack.php

@@ -33,6 +33,13 @@ class Connector_Jetpack extends Connector {
 		'wp_ajax_jetpack_post_by_email_disable',
 	);
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Tracked option keys
 	 *

connectors/class-connector-menus.php

@@ -20,6 +20,13 @@ class Connector_Menus extends Connector {
 		'delete_nav_menu',
 	);
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Return translated connector label
 	 *

connectors/class-connector-posts.php

@@ -19,6 +19,13 @@ class Connector_Posts extends Connector {
 		'deleted_post',
 	);
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Return translated connector label
 	 *

connectors/class-connector-settings.php

@@ -81,6 +81,13 @@ class Connector_Settings extends Connector {
 		'new_admin_email',
 	);
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Register all context hooks
 	 *

connectors/class-connector-taxonomies.php

@@ -35,6 +35,13 @@ class Connector_Taxonomies extends Connector {
 	 */
 	public $context_labels;
 
+	/**
+	 * Register connector in the WP Frontend
+	 *
+	 * @var bool
+	 */
+	public $register_frontend = false;
+
 	/**
 	 * Return translated connector label
 	 *