function mx_preheader()
{
global $mx_ctxmenu, $mxuser;
$page = mx_secureword($_GET['p']);
$option = mx_secureword($_GET['o']);
$action = mx_secureword($_REQUEST['a']);
$section = mx_secureword($_REQUEST['k']);
if ($_REQUEST['signed_request']) {
//mx_checkfblogin(false);
$facebook_page = mx_actionurl('main');
$auth_url = 'https://www.facebook.com/dialog/oauth?client_id=' . FACEBOOK_APP_ID . '&redirect_uri=' . urlencode($facebook_page);
$signed_request = $_REQUEST['signed_request'];
list($encoded_sig, $payload) = explode('.', $signed_request, 2);
$data = json_decode(base64_decode(strtr($payload, '-_', '+/')), true);
$mxuser->fbdata = $data;
if ($mxuser->fbdata['page']) {
if (!is_pagelike() || !$mxuser->fbdata['user_id'] && !$mxuser->id) {
$page = $_GET['p'] = $_REQUEST['p'] = 'fblikeus';
$option = $_GET['o'] = $_REQUEST['o'] = '';
$action = $_POST['a'] = $_REQUEST['a'] = '';
$section = $_REQUEST['k'] = '';
} else {
if (($page == '' || $page == 'main') && ($pageuser = mx_getaccountfrompage($mxuser->fbdata['page']['id']))) {
// MX registered page
$page = $_GET['p'] = $_REQUEST['p'] = 'artists';
$option = $_GET['o'] = $_REQUEST['o'] = 'artprof';
$action = $_POST['a'] = $_REQUEST['a'] = $pageuser;
$section = $_REQUEST['k'] = '';
}
}
} else {
}
}
if ($page == '' || $page == 'main') {
$page = 'main';
$option = '';
if (!$mxuser->id) {
//$page='account';
//$option='signin';
} else {
switch ($mxuser->status) {
case MXACCTUNCONFIRMED:
$page = 'account';
$option = 'confirm';
break;
case MXACCTEMAILCONFIRMED:
$page = 'account';
$option = 'setup';
break;
default:
$page = 'main';
}
}
$_GET['p'] = $_REQUEST['p'] = $page;
$_GET['o'] = $_REQUEST['o'] = $option;
}
switch (mx_checkpage($page, $option)) {
case MXUNKNOWNPAGE:
case MXRESTRICTEDPAGE:
case MXMAINPAGE:
header('Location: ' . mx_pageurl('main'));
break;
case MXNOACCESS:
header('Location: ' . mx_pageurl('noaccess'));
break;
case MXREDIRECT:
$other = preg_replace('%[&]?(a|p|o|k|fbp|canvas)=[^&]*%', '', $_SERVER['QUERY_STRING']);
$other = preg_replace('%^[&]+%', '', $other);
header('Location: ' . mx_loginredirecturl($page, $option, $action, $section, $other));
break;
}
if ($page != '') {
$checkfunction = 'mx_ck' . $page;
if (function_exists($checkfunction)) {
$checkfunction($page, $option, $action);
}
}
if ($option != '') {
$checkfunction = 'mx_ck' . $option;
if (function_exists($checkfunction)) {
$checkfunction($page, $option, $action);
}
}
}
function mx_mnfblikeus($page, $option, $action)
{
global $mxuser, $facebook;
echo '<div class="fblikeus">';
if (!is_pagelike() && !$mxuser->fbdata['user_id']) {
echo mx_icon('click_like', _('Like us!'));
} else {
if (!is_pagelike()) {
echo mx_icon('click_like_registered', _('Like us!'));
} else {
echo mx_icon('click_liked', _('Like us!')) . '<br/><a target=_blank href="' . mx_actionurl('account', 'register', '', '', '', '', '', true) . '">' . mx_icon('click_register', _('Register!')) . '</a>';
?>
<!--
<script>
function checkappstatus() {
FB.getLoginStatus(function(response) {
if (response.status === 'connected') {
window.location='<?php
echo mx_pageurl('main');
?>
';
} else {
setTimeout('checkappstatus();',2000);
}
},true);
}
setTimeout('checkappstatus();',2000);
</script>
-->
<?php
}
}
echo '</div>';
//echo print_r($mxuser,true);
}
