Changeset 1412

Timestamp:

03/17/2015 11:58:47 PM (11 years ago)

Author:

iandunn

Message:

WordCamp Post Type: Store coordinates of WordCamp venues.

This data will be used by the Central theme to display camps on a map.

File:

• sites/trunk/wordcamp.org/public_html/wp-content/plugins/wcpt/wcpt-wordcamp/wordcamp-admin.php (modified) (2 diffs)

sites/trunk/wordcamp.org/public_html/wp-content/plugins/wcpt/wcpt-wordcamp/wordcamp-admin.php

@@ -105 +105 @@
         // WordCamp post type only
         if ( WCPT_POST_TYPE_ID == get_post_type() ) {
+            // If the venue address was changed, update it's coordinates
+            $new_address = $_POST[ wcpt_key_to_str( 'Physical Address', 'wcpt_' ) ];
+            if ( $new_address != get_post_meta( $post_id, 'Physical Address', true ) ) {
+                if ( $coordinates = $this->geocode_address( $new_address ) ) {
+                    update_post_meta( $post_id, '_venue_coordinates', $coordinates );
+                } else {
+                    delete_post_meta( $post_id, '_venue_coordinates' );
+                }
+            }
+
             // Post meta keys
             $wcpt_meta_keys = WordCamp_Admin::meta_keys();
@@ -142 +152 @@
             }
         }
+    }
+
+    /**
+     * Geocode the given address into a latitude and longitude pair.
+     *
+     * @param string $address
+     *
+     * @return mixed
+     *      false if the geocode request failed
+     *      array with latitude and longitude indexes if the request succeeded
+     */
+    function geocode_address( $address ) {
+        if ( ! $address ) {
+            return false;
+        }
+
+        $coordinates      = false;
+        $request_url      = add_query_arg( 'address', urlencode( $address ), 'https://maps.googleapis.com/maps/api/geocode/json' );
+        $geocode_response = json_decode( wp_remote_retrieve_body( wp_remote_get( $request_url ) ) );
+
+        if ( ! empty( $geocode_response->results[0]->geometry->location->lat ) ) {
+            $coordinates = array(
+                'latitude'  => $geocode_response->results[0]->geometry->location->lat,
+                'longitude' => $geocode_response->results[0]->geometry->location->lng
+            );
+        }
+
+        return $coordinates;
     }