adding functionality to get pages for a user

Author: jstolpe

src/Instagram/Instagram.php

@@ -221,6 +221,30 @@ public function setPrevNextLinks( &$response ) {
     public function setAccessToken( $accessToken ) {
         $this->accessToken = $accessToken;
     }
+
+    /**
+     * Calculate next link based on the cursors.
+     *
+     * @param string $type type of link after or before.
+     * @param array $response Instagram api response.
+     * @param array $params specific request params.
+     * @return void
+     */
+    public function calcLinkFromCursor( $type, &$response, $endpoint, $params ) {
+        if ( isset( $response[Fields::PAGING][Fields::CURSORS][$type] ) ) { // we have paging
+            // set the after cursor
+            $params[$type] = $response[Fields::PAGING][Fields::CURSORS][$type];
+
+            // create our request
+            $request = new Request( Request::METHOD_GET, $endpoint, $params, $this->graphVersion, $this->accessToken );
+
+            // set paging type based
+            $pagingOrder = Params::AFTER == $type ? Params::NEXT : Params::PREVIOUS;
+
+            // set paging next to the url for the next request
+            $response[Fields::PAGING][$pagingOrder] = $request->getUrl();
+        }
+    }
 }
 
 ?>

src/Instagram/Request/Params.php

@@ -37,6 +37,7 @@
 class Params {
     const ACCESS_TOKEN = 'access_token';
     const AFTER = 'after';
+    const BEFORE = 'before';
     const CAPTION = 'caption';
     const CHILDREN = 'children';
     const CLIENT_ID = 'client_id';

src/Instagram/User/User.php

@@ -42,6 +42,11 @@
  * @version     1.0
  */
 class User extends Instagram {
+    /**
+     * @const Instagram endpoint for the request.
+     */
+    const ENDPOINT = 'me/accounts';
+
     /**
      * @var string $userId Instagram user id.
      */
@@ -95,6 +100,34 @@ public function getSelf( $params = array() ) {
         // return response
         return $response;
     }
+
+    /**
+     * Get the users facebook pages.
+     *
+     * @param array $params params for the GET request.
+     * @return Instagram response.
+     */
+    public function getUserPages( $params = array() ) {
+        $getParams = array( // parameters for our endpoint
+            'endpoint' => '/' . self::ENDPOINT,
+            'params' => $params
+        );
+
+        // ig get request
+        $response = $this->get( $getParams );
+
+        // calculate the next link for paging
+        $this->calcLinkFromCursor( Params::AFTER, $response, $getParams['endpoint'], $params );
+
+        // calcuate the before link
+        $this->calcLinkFromCursor( Params::BEFORE, $response, $getParams['endpoint'], $params );
+
+        // set prev and next links
+        $this->setPrevNextLinks( $response );
+
+        // return response
+        return $response;
+    }
 }
 
 ?>