'',
'alt' => '',
'size' => '',
'align' => '',
'class' => '',
'credit' => '',
'shadow' => ''
), $atts));
$current_uri = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] . '';
if (empty($content) && $content !== 0) {
$content = urlencode($current_uri);
} else {
$content = urlencode(strip_tags(trim($content)));
}
if (empty($alt) && $alt !==0) {
$alt="Scan the QR Code";
} else {
$alt = strip_tags(trim($alt));
}
if (empty($size) && $size !==0) {
$size = "120";
} else {
$size = strip_tags(trim($size));
}
if (empty($align) && $align !==0) {
$align = "";
} else {
$align = strip_tags(trim($align));
}
if (empty($class) && $class !==0) {
$class = "";
} else {
$class = strip_tags(trim($class));
}
if (empty($credit) && $credit !=='false' or $credit == 'true') {
$credit_footer='
';
} else {
$credit_footer = "";
}
if (empty($shadow) && $shadow =! false or $shadow == 'true') {
$preoutput = '