From 4b424f387202b192cf44b33fb0e9a9b143a65049 Mon Sep 17 00:00:00 2001
From: lrullo <lrullo@audio-lab.org>
Date: Mon, 26 Dec 2022 18:34:21 +0100
Subject: [PATCH] Add: REST API walk

---
 README.md          | 17 +++++++++++++
 libs/db_helper.php |  5 ++--
 soundwalk.php      | 63 ++++++++++++++++++++++++++++++++++++++++------
 3 files changed, 75 insertions(+), 10 deletions(-)
 create mode 100644 README.md

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..c0b0d93
--- /dev/null
+++ b/README.md
@@ -0,0 +1,17 @@
+# Wordpress Plugin Soundwalk for Soinumapa
+
+Developed by Xavier Balderas
+Updated by Luca Rullo
+
+## News
+* Add: Access walks via REST API
+
+## REST API
+
+GET soundwalk/v1/walk
+
+Return all walks
+
+GET soundwalk/v1/walk/<id>
+
+Return walks with ID
diff --git a/libs/db_helper.php b/libs/db_helper.php
index 3c27146..5c8ba38 100644
--- a/libs/db_helper.php
+++ b/libs/db_helper.php
@@ -88,14 +88,15 @@ if (!class_exists('Soundwalk_DB_Helper')){
 			$table_name = $wpdb->prefix . self::TABLE_NAME;
 			$sql = "SELECT * FROM $table_name WHERE id = '$id'";
 			$res = $wpdb->get_row($sql,OBJECT);
-
+			if (isset($res)):
             if($geoJSON){
                 $r = json_decode($res->points);
                 $res->geoJSONpoints = $this->toGeoJSON($r);
                 $res->points = $r;
             }else{
                 $res->points = json_decode($res->points);
-            }
+						}
+			endif;
 			return $res;
 		}// get_walk
 
diff --git a/soundwalk.php b/soundwalk.php
index 7f0949f..f6c98d2 100644
--- a/soundwalk.php
+++ b/soundwalk.php
@@ -33,7 +33,8 @@ if (!class_exists('SoundWalk')){
         function register_actions(){
             add_action('admin_menu',array($this, 'admin_menu'));
             add_action('wp_ajax_save-walk',array($this,'save_walk'));
-            add_action('wp_ajax_get-walk',array($this,'get_walk'));
+						add_action('wp_ajax_get-walk',array($this,'get_walk'));
+						add_action( 'rest_api_init', array($this,'soundwalk_rest_api_init'));
             /*
             add_action('wp_ajax_areago_file_uploaded',array($this,'areago_ajax_file_uploaded'));
             add_filter('media_send_to_editor', array($this, 'areago_media_send_to_editor'), 50, 3);
@@ -41,6 +42,53 @@ if (!class_exists('SoundWalk')){
         } //register_actions
 
 
+				function soundwalk_rest_api_init() {
+					// List Walks
+					register_rest_route('soundwalk/v1', '/walk', array(
+						'methods' => 'GET',
+						'callback' => array($this,'soundwalk_rest_get_walk'),
+      			'permission_callback' => '__return_true'
+						)
+					);
+
+					register_rest_route('soundwalk/v1', '/walk/(?P<id>\d+)', array(
+						'methods' => 'GET',
+						'callback' => array($this,'soundwalk_rest_get_walk'),
+      			'permission_callback' => '__return_true'
+						)
+					);
+
+
+
+				}
+
+				function soundwalk_rest_get_walk ($data) {
+					$walks = array();
+          $db_helper = new Soundwalk_DB_Helper();
+					if (!isset($data['id'])) :
+									//get walks;
+									$walks = $db_helper->get_list_walks();
+					else :
+									// get walk id
+									$w = $db_helper->get_walk($data['id']);
+									if  (isset($w)):
+									$walks = array(
+                		'points' => $w->points,
+                		'info' => array(
+                    	'title' => $w->name,
+                    	'description' => $w->description,
+                    	'language' => $w->language,
+                    	'fID' => $w->pic_id,
+                    	'fileName' => wp_get_attachment_thumb_url( $w->pic_id ),
+                		),
+                		'id' => $data['id']
+									);
+									endif;
+					endif;
+					$response = new WP_REST_Response( $walks );
+					return $response;
+				}
+
         function get_walk(){
             if (!isset($_POST['id'])){
                 wp_send_json_error("ID not available");
@@ -119,17 +167,18 @@ if (!class_exists('SoundWalk')){
                 wp_enqueue_script('soundwalk_app', plugins_url('js/app.js', __FILE__), array('soundwalk_views', 'leafletjs', 'backbone', 'underscore', 'jquery'), '0.1', TRUE);
                 wp_enqueue_style('leafletcss','http://cdn.leafletjs.com/leaflet-0.6.4/leaflet.css',array(),'0.6.4','all'); // add CSS Leaflet
                 wp_enqueue_style('soundwalk_app_css',plugins_url('soundwalk.css', __FILE__),array(),'0.1','all'); // add CSS Soundwalk app
-                global $soundmap;
+								
+								global $soundmap;
 								$params = array();
 								if (isset($soundmap)) :
-                $params += $soundmap->config['origin'];
-                $params['mapType'] = $soundmap->config['mapType'];
+                	$params += $soundmap->config['origin'];
+                	$params['mapType'] = $soundmap->config['mapType'];
 
-                if (isset($_GET['walk']) && isset($_GET['action'])){
+                	if (isset($_GET['walk']) && isset($_GET['action'])){
                     if($_GET['action'] = "edit"){
                         $params['edit_Walk'] = $_GET['walk'];
                     }
-								}
+									}
 								endif;
 
                 wp_localize_script('soundwalk_views','SoundwalkOptions',$params);
@@ -247,7 +296,5 @@ function soundwalk_install(){
 
 }// areago_install
 
-
-
 add_action("init", array($soundwalk , "init"));
 add_filter( 'generate_rewrite_rules',array($soundwalk, 'generate_rewrite_rules' ));