tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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037.xhtml (6039B)

      1 <?xml version="1.0" encoding="utf-8"?>
      2 <html xmlns="http://www.w3.org/1999/xhtml">
      3 <head>
      4 <title>dataTransfer.items during block element drag and drop</title>
      5 <style type="text/css">
      6 div
      7  {height:100px;
      8  width:100px;
      9  padding:20px;
     10  background-color:green;}
     11 p + div
     12  {background-color:gray;}
     13 </style>
     14 <script type="application/ecmascript">
     15 <![CDATA[
     16 var dataTypes = ['text/plain', 'text/uri-list', 'application/xml', 'application/xhtml+xml', 'application/mathml+xml', 'image/svg+xml', 'text/html', 'text/x-example'],
     17 data = ['PASS', 'data:text/plain,1', '<result>PASS</result>', '<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Data store item</title></head><body><p>PASS</p></body></html>', '<math xmlns="http://www.w3.org/1998/Math/MathML"><mn>1</mn></math>', '<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="100px" height="50px" viewBox="0 0 100 50"><text x="0" y="40" font-size="40" fill="green">PASS</text></svg>', '<!DOCTYPE html><html><head><title>Data store item</title></head><body><p>PASS</p></body></html>', 'PASS'],
     18 e = 0, result = true;
     19 function start(event)
     20  {event.dataTransfer.effectAllowed = 'copy';
     21  for(var i = 0; i != dataTypes.length; i++)
     22    {event.dataTransfer.setData(dataTypes[i], data[i]);}
     23  for(var i = event.dataTransfer.items.length; i != 0; i--)
     24    {if(dataTypes.indexOf(event.dataTransfer.items[i-1].type) == -1)
     25      {delete event.dataTransfer.items[i-1]}
     26    }
     27  if(event.dataTransfer.items.length != dataTypes.length)
     28      {say('items.length (ondragstart) : FAIL (items.length should be' + dataTypes.length + ')')}
     29  for(var i = 0; i != event.dataTransfer.items.length; i++)
     30    {if(event.dataTransfer.items[i].kind != 'string')
     31      {say('Item kind (ondragstart): FAIL (items[' + i + '].kind should be string)')}
     32    if(event.dataTransfer.items[i].type != dataTypes[i])
     33      {say('Item type (ondragstart): FAIL (items[' + i + '].type should be' + dataTypes[i] + ')')}
     34    event.dataTransfer.items[i].getAsString(
     35      function ()
     36        {if(arguments[0] != data[e++])
     37          {say('getAsString : FAIL (items[' + i + '].getAsString should pass' + data[e] + ')')}
     38        }
     39      );
     40    }
     41  }
     42 function dragElement(event)
     43  {event.dataTransfer.items.clear();
     44  if(event.dataTransfer.items.length != dataTypes.length)
     45    {say('items.length (ondrag) : FAIL (items.length should be' + dataTypes.length + ')')}
     46  for(var i = 0; i != event.dataTransfer.items.length; i++)
     47    {if(event.dataTransfer.items[i].kind != 'string')
     48      {say('Item kind (ondrag): FAIL (items[' + i + '].kind should be string)')}
     49    if(event.dataTransfer.items[i].type != dataTypes[i])
     50      {say('Item type (ondrag): FAIL (items[' + i + '].type should be' + dataTypes[i] + ')')}
     51    event.dataTransfer.items[i].getAsString(
     52      function ()
     53        {if(arguments[0])
     54          {say('getAsString : FAIL (items[' + i + '].getAsString should not reveal data to drag event handler)')}
     55        }
     56      );
     57    }
     58  }
     59 function enterElement(event)
     60  {event.preventDefault();
     61  event.dataTransfer.items.clear();
     62  if(event.dataTransfer.items.length != dataTypes.length)
     63    {say('items.length (ondragenter) : FAIL (items.length should be' + dataTypes.length + ')')}
     64  for(var i = 0; i != event.dataTransfer.items.length; i++)
     65    {delete event.dataTransfer.items[i];
     66    if(event.dataTransfer.items[i].kind != 'string')
     67      {say('Item kind (ondragenter): FAIL (items[' + i + '].kind should be string)')}
     68    if(event.dataTransfer.items[i].type != dataTypes[i])
     69      {say('Item type (ondragenter): FAIL (items[' + i + '].type should be' + dataTypes[i] + ')')}
     70    event.dataTransfer.items[i].getAsString(
     71      function ()
     72        {if(arguments[0])
     73          {say('getAsString : FAIL (items[' + i + '].getAsString should not reveal data to drag event handler)')}
     74        }
     75      );
     76    }
     77  }
     78 function overElement(event)
     79  {event.preventDefault();
     80  event.dataTransfer.items.clear();
     81  if(event.dataTransfer.items.length != dataTypes.length)
     82    {say('items.length (ondragover) : FAIL (items.length should be' + dataTypes.length + ')')}
     83  for(var i = 0; i != event.dataTransfer.items.length; i++)
     84    {if(event.dataTransfer.items[i].kind != 'string')
     85      {say('Item kind (ondragover): FAIL (items[' + i + '].kind should be string)')}
     86    if(event.dataTransfer.items[i].type != dataTypes[i])
     87      {say('Item type (ondragover): FAIL (items[' + i + '].type should be' + dataTypes[i] + ')')}
     88    event.dataTransfer.items[i].getAsString(
     89      function ()
     90        {if(arguments[0])
     91          {say('getAsString : FAIL (items[' + i + '].getAsString should not reveal data to dragover event handler)')}
     92        }
     93      );
     94    }
     95  }
     96 function dataDrop(event)
     97  {e = 0;
     98  event.dataTransfer.items.clear();
     99  if(event.dataTransfer.items.length != dataTypes.length)
    100      {say('items.length (ondrop) : FAIL (items.length should be' + dataTypes.length + ')')}
    101  for(var i = 0; i != event.dataTransfer.items.length; i++)
    102    {delete event.dataTransfer.items[i];
    103    if(event.dataTransfer.items[i].kind != 'string')
    104      {say('Item kind (ondrop): FAIL (items[' + i + '].kind should be string)')}
    105    if(event.dataTransfer.items[i].type != dataTypes[i])
    106      {say('Item type (ondrop): FAIL (items[' + i + '].type should be' + dataTypes[i] + ')')}
    107    event.dataTransfer.items[i].getAsString(
    108      function ()
    109        {if(arguments[0] != data[e++])
    110          {say('getAsString : FAIL (items[' + i + '].getAsString should pass' + data[e] + ')')}
    111        }
    112      );
    113    }
    114  document.querySelector('p + div').setAttribute('style','background-color:' + (result?'green':'red'));}
    115 function say(it)
    116  {result = false;
    117  document.querySelector('pre').appendChild(document.createTextNode(it + '\n'));}
    118 ]]>
    119 </script>
    120 </head>
    121 <body>
    122 <div draggable="true" ondragstart="start(event)" ondrag="dragElement(event)"/>
    123 <p>Drag green box above to the gray box below and drop it. Gray box should turn green.</p>
    124 <div ondragenter="enterElement(event)" ondragover="overElement(event)" ondrop="dataDrop(event)"/>
    125 <pre/>
    126 </body>
    127 </html>