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<?php

include_once "library/OAuthStore.php";
include_once "library/OAuthRequester.php";

define("FREEDCAMP_CONSUMER_KEY", "1b5e530401b5781036b0dc95aaa6be03"); //
define("FREEDCAMP_CONSUMER_SECRET", "5a7d79f187625cf789c1448404b0026d"); //

define("FREEDCAMP_OAUTH_HOST", "https://freedcamp.com/api");
define("FREEDCAMP_REQUEST_TOKEN_URL", FREEDCAMP_OAUTH_HOST . "/request_token");
define("FREEDCAMP_AUTHORIZE_URL", FREEDCAMP_OAUTH_HOST . "/authorize");
define("FREEDCAMP_ACCESS_TOKEN_URL", FREEDCAMP_OAUTH_HOST . "/access_token");

$options = array(
        'consumer_key' => FREEDCAMP_CONSUMER_KEY,
        'consumer_secret' => FREEDCAMP_CONSUMER_SECRET,
        'server_uri' => FREEDCAMP_OAUTH_HOST,
        'request_token_uri' => FREEDCAMP_REQUEST_TOKEN_URL,
        'authorize_uri' => FREEDCAMP_AUTHORIZE_URL,
        'access_token_uri' => FREEDCAMP_ACCESS_TOKEN_URL
);

OAuthStore::instance("Session", $options);

try {
    if (empty($_GET["oauth_token"])) {

        if(!isset($_GET['redirect_url']) || !isset($_GET['consumer_key']) || FREEDCAMP_CONSUMER_KEY != $_GET['consumer_key']) {
            echo 'Verification failed.';
            exit();
        } else {
            $_SESSION['redirect_url'] = $_GET['redirect_url'];
        }

        $pageURL = (@$_SERVER["HTTPS"] == "on") ? "https://" : "http://";
        $pageURL .= preg_replace('/\?.*/', '', $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"]);

        $getAuthTokenParams = array(
                'oauth_callback' => $pageURL,
'oauth_consumer_key' => FREEDCAMP_CONSUMER_KEY
        );

        // get a request token
        $tokenResultParams = OAuthRequester::requestRequestToken(FREEDCAMP_CONSUMER_KEY, 0, $getAuthTokenParams);

        //  redirect to the FREEDCAMP authorization page, they will redirect back
        header("Location: " . FREEDCAMP_AUTHORIZE_URL . "?oauth_token=" . $tokenResultParams['token']);
    }
    else {
        //  STEP 2:  Get an access token
        $oauthToken = $_GET["oauth_token"];

        // echo "oauth_verifier = '" . $oauthVerifier . "'<br/>";
        $tokenResultParams = $_GET;

        try {
            OAuthRequester::requestAccessToken(FREEDCAMP_CONSUMER_KEY, $oauthToken, 0, 'POST', $_GET);
        }
        catch (OAuthException2 $e) {
            echo 'There seems to have been a problem. Please try again later. If the issue persists email us at help@freedcamp.com';
            //var_dump($e);
            return;
        }

        // access_token
        $access_token = current($_SESSION);
        $redirect_url2 = $_SESSION['redirect_url'];
        unset($_SESSION);
        if (isset($access_token)) {
			/*echo '<script>top.window.location= "'.$redirect_url2.'?token='.$access_token['token'].'&secret='.$access_token['token_secret'].'";</script>';*/
			header('Location: '.$redirect_url2.'?token='.$access_token['token'].'&secret='.$access_token['token_secret']);
        }
    }
}
catch(OAuthException2 $e) {
    echo 'There seems to have been a problem. Please try again later. If the issue persists email us at help@freedcamp.com';
    echo "<p style='color:#666; font-size:11px; margin-top:10px; font-style:italic;'>OAuthException:  " . $e->getMessage(). "</p>";
    // var_dump($e);
}
?>