partial #536

Facebook class and facebook api.

include/config/config.xml

@@ -67,6 +67,19 @@
 				<app>_KEY_</app>
 				<secret>_KEY_</secret>
 			</staging>
+			<default>
+				<scope>user_status,publish_stream</scope>
+				<poststatus>
+					<message>I just ordered awsome food!</message>
+					<name>CrunchButton</name>
+					<caption>Curated Online Food Ordering.</caption>
+					<link>http://_DOMAIN_/</link>
+					<description>Some awesome call to action message here!</description>
+					<picture>http://_DOMAIN_/assets/images/appicon.png</picture>
+					<site_name>CrunchButton</site_name>
+					<site_url>http://_DOMAIN_/</site_url>
+				</poststatus>
+			</default>	
     </facebook>
     <phone>
     	<support>800-242-1444</support>

include/controllers/default/crunchbutton/api/facebook/index.php

@@ -0,0 +1,70 @@
+<?php
+
+class Controller_api_facebook extends Crunchbutton_Controller_Rest {
+
+public function init() {
+		
+		switch ($this->method()) {
+			case 'get':
+
+			switch ( c::getPagePiece( 2 ) ) {
+				
+				case 'publish_permission':
+
+					$facebook = new Crunchbutton_Facebook();
+
+					if( $facebook->hasPublishPermission() ){
+						echo json_encode(['success' => 'has permission']);
+
+					} else {
+						echo json_encode(['error' => 'not allowed', 'url' => $facebook->getLoginURL() ]);
+					}
+
+					break;
+				// publish
+				case 'publish':
+
+					$facebook = new Crunchbutton_Facebook();
+
+					if( $facebook->hasPublishPermission() ){
+						
+						switch ( c::getPagePiece( 3 ) ) {
+
+							// publish/order/x
+							case 'order':
+
+								$order_id = c::getPagePiece( 4 );
+								
+								if( $order_id ){
+									
+									$facebook->postOrderStatus( $order_id );
+									echo json_encode(['success' => 'status posted']);
+
+								} else {
+									
+									echo json_encode(['error' => 'invalid resource']);
+								}
+
+							break;
+				
+							default:
+								echo json_encode(['error' => 'invalid resource']);
+							break;
+						}
+
+					} else {
+						echo json_encode(['error' => 'not allowed', 'url' => $facebook->getLoginURL() ]);
+					}
+
+					break;
+			}
+			
+			break;
+
+			default:
+				echo json_encode(['error' => 'invalid resource']);
+			break;
+		}
+	}
+
+}

include/library/Crunchbutton/Facebook.php

@@ -0,0 +1,128 @@
+<?php
+
+class Crunchbutton_Facebook extends Cana_Model {
+
+	private $_facebook;
+	private $_user;
+	private $_permissions;
+
+	public function postOrderStatus( $id_order ){
+		
+		$order = Order::o( $id_order );
+		$restaurant = $order->restaurant();
+	
+		$restaurantName = $restaurant->name;
+		$restaurantURL = 'http://'.$_SERVER['__HTTP_HOST']. '/food-delivery/' . $restaurant->permalink;
+		$restaurantDescription = $restaurant->short_description;
+		if( $restaurant->thumb() ){
+			$restaurantImage = $restaurant->thumb()->getFileName();	
+		} 
+		
+		$status = array( 
+									'name' => $restaurantName,
+									'caption' => $restaurantDescription,
+									'link' => $restaurantURL,
+									'picture' => $restaurantImage
+								);
+		return $this->postStatus( $status );
+	}
+
+	public function facebook(){
+		if( !$this->_facebook ){
+			$this->_facebook = new Cana_Facebook( [
+				'appId'	=> Cana::config()->facebook->app,
+				'secret' => Cana::config()->facebook->secret
+			] );
+		}
+		return $this->_facebook;
+	}
+
+	public function hasPublishPermission(){
+		return $this->hasPermission( 'publish_actions' );
+	}
+
+	public function postStatus( $status ){
+
+		if( $this->hasPublishPermission() ){
+
+			$status[ 'message' ] = ( $status[ 'message' ] && $status[ 'message' ] != '' ) ? $status[ 'message' ] : c::config()->facebook->default->poststatus->message;
+			$status[ 'name' ] = ( $status[ 'name' ] && $status[ 'name' ] != '' ) ? $status[ 'name' ] : c::config()->facebook->default->poststatus->name;
+			$status[ 'caption' ] = ( $status[ 'caption' ] && $status[ 'caption' ] != '' ) ? $status[ 'caption' ] : c::config()->facebook->default->poststatus->caption;
+			$status[ 'linklink' ] = ( $status[ 'link' ] && $status[ 'link' ] != '' ) ? $status[ 'link' ] : c::config()->facebook->default->poststatus->link;
+			$status[ 'description' ] = ( $status[ 'description' ] && $status[ 'description' ] != '' ) ? $status[ 'description' ] : c::config()->facebook->default->poststatus->description;
+			$status[ 'picture' ] = ( $status[ 'picture' ] && $status[ 'picture' ] != '' ) ? $status[ 'picture' ] : c::config()->facebook->default->poststatus->picture;
+			$status[ 'site_name' ] = ( $status[ 'site_name' ] && $status[ 'site_name' ] != '' ) ? $status[ 'site_name' ] : c::config()->facebook->default->poststatus->site_name;
+			$status[ 'site_url' ] = ( $status[ 'site_url' ] && $status[ 'site_url' ] != '' ) ? $status[ 'site_url' ] : c::config()->facebook->default->poststatus->site_url;
+
+			$mural = array(
+				'message'     => $status[ 'message' ],
+				'name'        => $status[ 'name' ],
+				'caption'     => $status[ 'caption' ],
+				'link'        => $status[ 'link' ],
+				'description' => $status[ 'description' ],
+				'picture'     =>$status[ 'picture' ],
+				'actions'     => array(
+					array(
+					'name' => $status[ 'site_name' ],
+					'link' => $status[ 'site_url' ],
+					)
+				)
+			);
+
+			try {
+				$endpoint = $this->userID() . '/feed';
+				$this->facebook()->api( $endpoint, 'POST', $mural );
+				return true;
+			} catch ( Cana_Facebook_Exception $e ) {
+				$error    = [
+					'type'       => 'facebook',
+					'level'      => 'error',
+					'params'     => $mural,
+				];
+				Crunchbutton_Log::error( $error );
+				return false;
+			}
+		}
+	}
+
+	public function hasPermission( $permission ){
+		if( isset( $this->permissions()[ 'data' ] ) && isset( $this->permissions()[ 'data' ][0][ $permission ]  ) ){
+    	return true;
+  	}
+  	return false;
+	}
+
+	public function user(){
+		if( !$this->_user ){
+			$this->_user = $this->facebook()->getUser();
+			if ( $this->_user ) {
+				try {
+					$user = $this->facebook()->api( '/' . $this->_user );
+				} catch ( Cana_Facebook_Exception $e ) {
+					$user = null;
+				}
+				$this->_user = $user;
+			}
+		}
+		return $this->_user;
+	}
+
+	public function userID(){
+		return $this->user()[ 'id' ];
+	}
+
+	public function getLoginURL(){
+		$params = array(
+		  'scope' =>  c::config()->facebook->default->scope,
+		);
+		return $this->facebook()->getLoginURL( $params );
+	}
+
+	public function permissions(){
+		if( !$this->_permissions ){
+			$this->_permissions = $this->facebook()->api( '/me/permissions' );	
+		}
+		return $this->_permissions;
+	}
+
+}