Awesome
CodeIgniter Library: Steam API
ci-steam-api
About this library
This CodeIgniter's library connects with the Steam API.
Its usage is recommended for CodeIgniter 2 or greater.
Usage
$this->load->library('SteamApi');
echo $this->steamapi->getLoginLinkCode( site_url('steam/info') );
// Note: the steam user id of the logged in user is in a session variable.
$this->steamapi->getAppNews(STEAM_GAME_ID);
$this->steamapi->getAppGlobalAchivements(STEAM_GAME_ID);
$this->steamapi->getPlayerSummary(STEAM_USER_ID);
$this->steamapi->getFriendList(STEAM_USER_ID);
$this->steamapi->getPlayerAchivements(STEAM_USER_ID, STEAM_GAME_ID);
$this->steamapi->getUserStatsForGame(STEAM_USER_ID, STEAM_GAME_ID);
$this->steamapi->getOwnedGames(STEAM_USER_ID);
$this->steamapi->getRecentlyPlayedGames(STEAM_USER_ID);
$this->steamapi->isPlayingSharedGame(STEAM_USER_ID, STEAM_GAME_ID);