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<!DOCTYPE html>
<title>drag & drop - file drop prompt for server name and document.domain</title>
<style>
body > div {
height: 200px;
width: 200px;
background-color: orange;
}
</style>
<script>
window.onload = function() {
if( location.protocol != 'http:' && location.protocol != 'https:' ) {
document.getElementsByTagName('p')[0].innerHTML = 'This test should be loaded over http or https.';
return;
}
if( !location.hostname.match(/[^\.]\.[^\.]+\.[^\.]/) ) {
document.getElementsByTagName('p')[0].innerHTML = 'This test should be loaded from a subdomain that allows document.domain to be set to a parent domain (try using a server name that contains at least two or three dots, for example www.example.org).';
return;
}
var realhost = location.hostname, newdomain = location.hostname.replace(/^[^.]+\./,'');
try {
document.domain = location.hostname.replace(/^[^.]+\./,'');
} catch(e) {
document.getElementsByTagName('p')[0].innerHTML = 'This test should be loaded from a subdomain that allows document.domain to be set to a parent domain.';
return;
}
var orange = document.getElementsByTagName('div')[0];
orange.ondragover = orange.ondragenter = orange.ondrop = function(e) {
e.preventDefault();
};
document.getElementsByTagName('span')[0].innerHTML = realhost;
};
</script>
<div></div>
<p>Drag a file from your desktop onto the orange square. A prompt should appear, identifying the server name as <span></span></p>
<noscript><p>Enable JavaScript and reload</p></noscript>
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