Facebook Code Snippets

post_image.php

<?php

/*
    Note that this does not use app icons or links in Timeline post. Some messaging is therefor lost.
*/

require 'fb/src/facebook.php';

$facebook = new Facebook(array(
  'appId'  => 'SOME_APP_ID',
  'secret' => 'SOME_APP_SECRET',
  'fileUpload' => true
));

// Get User ID
$user = $facebook->getUser();
if($user) {
	try {
		$result = $facebook->api('/me/photos', 'POST', array(
			'image' => '@'.realpath('./server_path_to_image_file.jpg'),
			'name' => 'A caption to use for image messaging'
		));
	} catch(FacebookApiException $e) {
		die($e->getMessage());
	}
	
}


?>

user_uploaded_image.js

function Facebook() {
    
    var _this = this;

	/**
	*	Share current page data to current users Timeline
	*	Image URL is the URL to an image, not an HTML page
	*       Other implementations have the object be a url leading to an HTML page
	*       with <meta property="og:some_object"  content="http://example.com/some_object" />
	*		and other og meta tags 
	*/
	this.fbShare = function(object, imageUrl, mssg, next) {
		FB.api(
	        '/me/app_name_space:some_action?some_object='+object+'&image[0][url]='+imageUrl+'&image[0][user_generated]=true',
	        'POST',
	        {message: _this._clean(mssg)},
	        function(response) {
	           	if (!response || response.error) {
	              	//alert('Error occured');
	              	if(_debug) { console.log(response.error); }
		            if(typeof next === 'function') {
						next(true, null);
					}
	           	} else {
	            	if(_debug) { console.log('shared'); }
	            	//Change views here
	          		if(typeof next === 'function') {
						next(false, response.id);
			   		}
	           }
	    	}
	    );
	}

	/**
	*	Clean user input
	*	a) Strip tags
	*	b) Add slashes to single quotes	- REMOVED FOR NOW
	*/
	this._clean = function(str) {
		if(str !== '') {
			str = str.replace(/(<([^>]+)>)/ig,"");
			//str = str.replace("'", "\'");
			return str;
		}
		return '';
	}
}//end facebook