var APIKEY = '1dc714ac42aa2a6a61255e39acf722a6';
var APISECRET = '58472b6d50c4f39efe116dbf4272f397';

// Facebook JS

/*
 * The facebook_onload statement is printed out in the PHP. If the user's logged in
 * status has changed since the last page load, then refresh the page to pick up
 * the change.
 *
 * This helps enforce the concept of "single sign on", so that if a user is signed into
 * Facebook when they visit your site, they will be automatically logged in -
 * without any need to click the login button.
 *
 * @param already_logged_into_facebook  reports whether the server thinks the user
 *                                      is logged in, based on their cookies
 *
 */
 
function facebook_onload(already_logged_into_facebook) {
		/*
		var uid = FB.Connect.get_loggedInUser();
				
		if (uid) {	
			jQuery.ajax({
				type: "GET", url: "/ajax/check_facebook_cookie;uid=" + uid,
				dataType: "text", contentType: "text/plain",
				success: auto_login_fb_connect
			});
		}
		else {
	
		  // user state is either: has a session, or does not.
		  // if the state has changed, detect that and reload.
		  FB.ensureInit(function() {
			  FB.Facebook.get_sessionState().waitUntilReady(function(session) {
				  var is_now_logged_into_facebook = session ? true : false;

				  // if the new state is the same as the old (i.e., nothing changed)
				  // then do nothing
				  if (is_now_logged_into_facebook == already_logged_into_facebook) {
					return false;
				  }

				  // otherwise, refresh to pick up the state change
				  //refresh_page();
				  //window.location = '?home2';
					return false;
				});
			});
		}
		*/
		return false;
}

/*
 * Our <fb:login-button> specifies this function in its onlogin attribute,
 * which is triggered after the user authenticates the app in the Connect
 * dialog and the Facebook session has been set in the cookies.

function facebook_onlogin_ready() {
		
  // In this app, we redirect the user back to index.php. The server will read
  // the cookie and see that the user is logged in, and will deliver a new page
  // with content appropriate for a logged-in user.
  //
  // However, a more complex app could use this function to do AJAX calls
  // and/or in-place replacement of page contents to avoid a full page refresh.
  	var uid = FB.Connect.get_loggedInUser();

	jQuery.ajax({
				type: "GET", url: "/ajax/facebook_check_cookie.php?uid=" + uid,
				dataType: "text", contentType: "text/plain",
				success: show_connect_dialog
	});
			
	//refresh_page();
}
 */
 
function facebook_onlogin_ready() {
	FB.init(APIKEY, "/xd_receiver.htm"); 
	
  // In this app, we redirect the user back to index.php. The server will read
  // the cookie and see that the user is logged in, and will deliver a new page
  // with content appropriate for a logged-in user.
  //
  // However, a more complex app could use this function to do AJAX calls
  // and/or in-place replacement of page contents to avoid a full page refresh.
	FB.ensureInit(function() {
		FB.Connect.requireSession(
			function()
			{
				var uid = FB.Connect.get_loggedInUser();
				jQuery.ajax({
							type: "GET", url: "/ajax/facebook_check_cookie.php?uid=" + uid,
							dataType: "text", contentType: "text/plain",
							success: show_connect_dialog
				});
		})
	});
	//refresh_page();
}

/*
 * Do a page refresh after login state changes.
 * This is the easiest but not the only way to pick up changes.
 * If you have a small amount of Facebook-specific content on a large page,
 * then you could change it in Javascript without refresh.
 */
/*
 * Prompts the user to grant a permission to the application.
 */
function facebook_prompt_permission(permission) {
  FB.ensureInit(function() {
    FB.Connect.showPermissionDialog(permission);
  });
}

/*
 * Show the feed form. This would be typically called in response to the
 * onclick handler of a "Publish" button, or in the onload event after
 * the user submits a form with info that should be published.
 *
 */
function facebook_publish_feed_story(form_bundle_id, template_data) {
  // Load the feed form
  FB.ensureInit(function() {
          FB.Connect.showFeedDialog(form_bundle_id, template_data);
          //FB.Connect.showFeedDialog(form_bundle_id, template_data, null, null, FB.FeedStorySize.shortStory, FB.RequireConnect.promptConnect);

      // hide the "Loading feed story ..." div
      document.getElementById('feed_loading').style.visibility = "hidden";
  });
}

/*
 * If a user is not connected, then the checkbox that says "Publish To Facebook"
 * is hidden in the "add run" form.
 *
 * This function detects whether the user is logged into facebook but just
 * not connected, and shows the checkbox if that's true.
 */
function facebook_show_feed_checkbox() {
  FB.ensureInit(function() {
      FB.Connect.get_status().waitUntilReady(function(status) {
          if (status != FB.ConnectState.userNotLoggedIn) {
            // If the user is currently logged into Facebook, but has not
            // authorized the app, then go ahead and show them the feed dialog + upsell
            checkbox = ge('publish_fb_checkbox');
            if (checkbox) {
              checkbox.style.visibility = "visible";
            }
          }
        });
    });
}

function refresh_page() {
	var uid = FB.Connect.get_loggedInUser();

	if (uid) {
		jQuery.ajax({
			type: "GET", url: "http://blog.bg/ajax/facebook_set_session.php?uid=" + uid,
			dataType: "text", contentType: "text/plain",
			success: checkPermissions
		});
		
	}
	
		var form = 
				'<form class="userdata" action="/login.php" method="post">'+
				'<p>Моля, влезте с вече съществуващ ваш акаунт в Blog.bg <br/></p>'+
				'<ul>'+
					'<table width="300" cellspacing="5" cellpadding="5">\
						<tr>\
							<td width="100"><label for="username">Потребител:</label></td>\
							<td width="200"><input id="login_user" size="32" class="text" type="text" value="" name="username"/>\
							</td>\
						</tr>\
						<tr>\
							<td><label for="password">Парола:</label></td>\
							<td><input size="32" id="login_pass" class="password" type="password" value="" name="password"/></td>\
						</tr>'+
						'<tr>'+
							'<td>&nbsp;</td>'+
							'<td><a class="left20" href="/register.php?get_fb_info"> Регистрация в Blog.bg  </a></td>'+
						'</tr>'+
						'</table>'+
						'<p style="text-align: center;">'+
							'<input class="btn btn_big" id="btnFacebookConnectLogin" type="submit" value="Вход" title="Вход" />'+
							'<input type="hidden" name="log_user_x" value="1" />'+
							'<input type="hidden" id="fb_id" name="fb_id" value="'+uid+'" />'+
						'</p>'+
					'</li>'+
				'</ul>'+
			'</form>'+
		'<div class="clear"></div>';
		
		//alert(form);
		
		boxyLoginMessage = new Boxy(	form, {
			title: 'Влез в Blog.bg',
			closeText: '[затвори]',
			draggable: true,
			modal: true
		});
		
		boxyLoginMessage.moveTo(200, 80);
	
}

/*
 * Prompts the user to grant a permission to the application.
 */
 
 jQuery("#btnFacebookConnectLogin").live('click', function() {
	jQuery.ajax({
			type: "GET", url: "http://blog.bg/ajax/facebook_login.php?username=" + $('#login_user').val() + "&password="+$('#login_pass').val(), 
			dataType: "text", contentType: "text/plain",
			success: updateFacebookConnectLogin
		});
		
	return false;
});

 jQuery("#btnFacebookConnectRegister").live('click', function() {	
	jQuery.ajax({
			type: "GET", url: "/ajax/facebook_register.php?username=" + $('#username').val() + "&email="+$('#email').val(), 
			dataType: "text", contentType: "text/plain",
			success: updateFacebookConnectRegister
		});
		
	return false;
});

updateFacebookConnectLogin = function(data) {
	if (data != 'SUCCESS') {
		Boxy.alert(data);
	}
	else {
		boxyLoginMessage.hide();
		var form = 
				'<div style="width: 500px;">'+
				'<p>Профилът ви в Blog.bg беше успешно обвързан с профила ви във Facebook.</p>'+
				'</div>';
				
		boxyAlert = new Boxy(form, {
			title: 'Съобщение',
			closeText: '[затвори]',
			draggable: true,
			modal: true,
			afterHide: function() { window.location = 'http://blog.bg/post.php'; } });
		
		boxyAlert.moveTo(200, 80);
	}
}

updateFacebookConnectRegister = function(data) {

	if (data != 'SUCCESS') {
		Boxy.alert(data);
	}
	else {
		boxyLoginMessage.hide();
		var form = 
				'<div style="width: 500px;">'+
				'<p>Профилът ви в Snimka.bg беше успешно обвързан с профила ви във Facebook.</p>'+
				'<p>Сега, когато качите нова снимка или албум в Snimka.bg и отбележите, че желаете</p>'+
				'<p>това действие да се публикува в профила ви във Facebook, приятелите ви бързо и </p>'+
				'<p>лесно ще достигат до вашите нови сники.</p></div>';
				
		boxyAlert = new Boxy(form, {
			title: 'Съобщение',
			closeText: '[затвори]',
			draggable: true,
			modal: true,
			afterHide: function() { window.location = '/'; } });
		
		boxyAlert.moveTo(200, 80);
	}
}


checkPermissions = function(data) {
	if(data != true) 
	{
		facebook_prompt_permission('publish_stream');
	}
}

auto_login_fb_connect = function(data) {
	if(data != 'FAIL') {
		window.location = '?profile,albums';
	}
	else return false;
}

show_connect_dialog = function(data) {

	if(data != 'FAIL' && data !='LOGGED' && data != '') {
		window.location = 'http://blog.bg/post.php';
	}
	else refresh_page();
}