Merge pull request #1944 from CityOfPhiladelphia/blog-endpoints

add filtering by template for posts endpoint

wp/wp-content/plugins/phila.gov-customization/public/controllers/v2/class-phila-posts-v2.php

@@ -11,6 +11,7 @@
 add_filter( 'rest_post_query', 'filter_post_by_archived', 10, 2 );
 add_filter( 'rest_post_query', 'filter_post_by_featured', 10, 2 );
 add_filter( 'rest_post_query', 'filter_post_by_language', 10, 2 );
+add_filter( 'rest_post_query', 'filter_post_by_template', 10, 2 );
 
 
 function get_phila_template( $post ) {
@@ -102,5 +103,24 @@ function filter_post_by_language( $args, $request ) {
       ),
   );
 
+  return $args;
+}
+
+//add filter for template
+function filter_post_by_template($args, $request) {
+  $template = $request->get_param( 'template' );
+
+  if ( empty( $template )) {
+      return $args;
+  }
+
+  $args['meta_query'] = array(
+      array(
+          'key'     => 'phila_template_select',
+          'value'   => $template,
+          'compare' => '=',
+      ),
+  );
+
   return $args;
 }