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<!DOCTYPE html>
<title>drag &amp; drop - microdata for non looping simple drop</title>
<style>
body > div {
height: 200px;
width: 200px;
background-color: orange;
position: absolute;
top: 8px;
left: 8px;
}
body > div * {
display: none;
}
body > div + div {
background-color: navy;
left: 250px;
}
body > div + div + div {
background-color: fuchsia;
left: 500px;
}
p:first-of-type {
margin-top: 220px;
}
</style>
<script>
function makeEl(eltype,props,contents) {
var elem = document.createElement(eltype);
for( var i in props ) {
if( props.hasOwnProperty(i) ) {
elem.setAttribute(i,props[i]);
}
}
if( contents ) {
elem.innerHTML = contents;
}
return elem;
}
var orange, fails = [], doneonce = false;
window.onload = function() {
orange = document.getElementsByTagName('div')[0];
orange.appendChild( makeEl('meta',{itemprop:'foo',content:'test'}) );
orange.appendChild( makeEl('audio',{itemprop:'bar',src:'test'},'fail') );
orange.appendChild( makeEl('embed',{itemprop:'foo',src:'test'}) );
orange.appendChild( makeEl('iframe',{itemprop:'bar',src:'test'},'fail') );
orange.appendChild( makeEl('img',{itemprop:'foo',src:'test'}) );
orange.appendChild( makeEl('source',{itemprop:'bar',src:'test'}) );
orange.appendChild( makeEl('track',{itemprop:'foo',src:'test'}) );
orange.appendChild( makeEl('video',{itemprop:'bar',src:'test'},'fail') );
orange.appendChild( makeEl('a',{itemprop:'foo',href:'test'},'fail') );
orange.appendChild( makeEl('area',{itemprop:'bar',href:'test'}) );
orange.appendChild( makeEl('link',{itemprop:'foo',href:'test'}) );
orange.appendChild( makeEl('object',{itemprop:'bar',data:'test'},'fail') );
orange.appendChild( makeEl('time',{itemprop:'foo'},'fail') );
orange.appendChild( makeEl('time',{itemprop:'baz',datetime:'test'},'fail') );
orange.appendChild( makeEl('div',{itemprop:'baz'},'test') );
orange.appendChild( makeEl('madeuponthespot',{itemprop:'foo'},'test') );
orange.appendChild( makeEl('madeuponthespot',{itemprop:'foo',content:'test',src:'test',href:'test',data:'test',datetime:'test',value:'test'},'test') );
orange.appendChild( makeEl('input',{itemprop:'foo',value:'test'},'test') );
orange.ondragstart = function(e) {
e.dataTransfer.effectAllowed = 'copy';
e.dataTransfer.setData('Text', 'dummy text');
var err;
if( err = checkprops(e.dataTransfer.getData('application/microdata+json')) ) {
fails[fails.length] = e.type + ' ' + err;
}
};
orange.nextSibling.ondragenter = orange.nextSibling.ondragleave = orange.nextSibling.ondragover =
orange.ondrag = orange.ondragend = function(e) {
if( e.type == 'dragover' || e.type == 'dragenter' ) {
e.preventDefault();
e.dataTransfer.dropEffect = 'copy';
}
if( e.dataTransfer.getData('application/microdata+json') ) {
fails[fails.length] = e.type + ' unexpectedly had microdata (security restriction)';
}
};
orange.nextSibling.ondrop = function(e) {
var err;
if( err = checkprops(e.dataTransfer.getData('application/microdata+json')) ) {
fails[fails.length] = e.type + ' ' + err;
}
if( e.type != 'drop' ) { return; }
if( doneonce ) { return; }
doneonce = true;
setTimeout(function () {
document.getElementsByTagName('p')[0].innerHTML = fails.length ? ( 'FAIL: ' + fails.join('<br>') ) : 'PASS';
fails = [];
}, 200 );
};
};
function checkprops(md) {
var i;
if( !md ) { return 'no microdata'; }
md = JSON.parse(md);
if( !md.items || md.items.length != 1 ) { return 'no items'; }
if( !md.items[0].properties ) { return 'no properties'; }
if( !md.items[0].properties.foo ) { return 'no properties.foo'; }
if( !md.items[0].properties.bar ) { return 'no properties.bar'; }
if( !md.items[0].properties.baz ) { return 'no properties.baz'; }
if( md.items[0].properties.foo.length != 10 ) { return 'properties.foo length '+md.items[0].properties.foo.length+' instead of 10'; }
if( md.items[0].properties.bar.length != 6 ) { return 'properties.bar length '+md.items[0].properties.bar.length+' instead of 6'; }
if( md.items[0].properties.baz.length != 2 ) { return 'properties.baz length '+md.items[0].properties.baz.length+' instead of 2'; }
for( i = 0; i < 10; i++ ) {
if( md.items[0].properties.foo[i] != orange.properties.namedItem('foo').getValues()[i] ) { return 'properties.foo['+i+'] <i>'+md.items[0].properties.foo[i]+'</i> instead of <i>'+orange.properties.namedItem('foo').getValues()[i]+'</i>'; }
}
for( i = 0; i < 6; i++ ) {
if( md.items[0].properties.bar[i] != orange.properties.namedItem('bar').getValues()[i] ) { return 'properties.bar['+i+'] <i>'+md.items[0].properties.bar[i]+'</i> instead of <i>'+orange.properties.namedItem('bar').getValues()[i]+'</i>'; }
}
for( i = 0; i < 2; i++ ) {
if( md.items[0].properties.baz[i] != orange.properties.namedItem('baz').getValues()[i] ) { return 'properties.baz['+i+'] <i>'+md.items[0].properties.baz[i]+'</i> instead of <i>'+orange.properties.namedItem('baz').getValues()[i]+'</i>'; }
}
return '';
}
</script>
<div draggable='true' itemscope></div><div></div><div></div>
<p>Use your pointing device to drag the orange box to the pink box, then back to the blue box, and release it.</p>
<noscript><p>Enable JavaScript and reload</p></noscript>