Changeset 2241

Timestamp:

12/30/2015 10:55:01 PM (11 years ago)

Author:

iandunn

Message:

WordCamp JSON API: Cache requests with WP Super Cache.

Location:

sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins

Files:

• wcorg-json-api.php (modified) (1 diff)
• wp-cli-commands/rest-api.php (modified) (1 diff)

sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/wcorg-json-api.php

@@ -304 +304 @@
 }
 add_action( 'wp_json_server_before_serve', 'wcorg_json_avoid_nested_callback_conflicts', 11 );    // after the default endpoints are added in `json_api_default_filters()`
+
+/**
+ * Tell WP Super Cache to cache API endpoints
+ *
+ * @param string $eof_pattern
+ *
+ * @return string
+ */
+function wcorg_json_cache_requests( $eof_pattern ) {
+        global $wp_super_cache_comments;
+
+        if ( defined( 'JSON_REQUEST' ) && JSON_REQUEST ) {
+                // Accept a JSON-formatted string as an end-of-file marker, so that the page will be cached
+                $json_object_pattern     = '^[{].*[}]$';
+                $json_collection_pattern = '^[\[].*[\]]$';
+
+                $eof_pattern = str_replace(
+                        '<\?xml',
+                        sprintf( '<\?xml|%s|%s', $json_object_pattern, $json_collection_pattern ),
+                        $eof_pattern
+                );
+
+                // Don't append HTML comments to the JSON output, because that would invalidate it
+                $wp_super_cache_comments = false;
+        }
+
+        return $eof_pattern;
+}
+add_filter( 'wp_cache_eof_tags', 'wcorg_json_cache_requests' );

sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/wp-cli-commands/rest-api.php

@@ -15 +15 @@
                 $errors          = false;
                 $start_timestamp = microtime( true );
+
+                WP_CLI::line();
+                WP_CLI::warning( "Make sure you clear WP Super Cache on the test sites before running this, to avoid testing old data." );
 
                 // These calls are not formatted in a more compact way because we don't want to short-circuit any of them if one fails