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aneelkkhatri/opener.html

Last active June 11, 2017 11:10
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opener.html
<html>
<head>
<title></title>
<script type="text/javascript" src="https://rawgit.com/aneelkkhatri/2e197eaddeb2285cbf958374354ba2d1/raw/XHRHelper.js"></script>
<script type="text/javascript">
function getExtensionToMimeMap(callback) {
const EXTENSION_TO_MIME_TYPE = {};
XHRHelper.request({
url: 'https://cdn.rawgit.com/jshttp/mime-db/master/db.json',
success: function(xhr) {
var mimes = JSON.parse(xhr.responseText);
for (var type in mimes) {
var extensions = mimes[type].extensions || [];
for (var i = extensions.length - 1; i >= 0; i--) {
var extension = extensions[i];
EXTENSION_TO_MIME_TYPE[extension] = type;
};
}
callback(EXTENSION_TO_MIME_TYPE);
}
});
}
</script>
</head>
<body>
<script type="text/javascript">
getExtensionToMimeMap(function(EXTENSION_TO_MIME_TYPE) {
var url = window.location.hash.substr(1);
var extension = url.substr(url.lastIndexOf('.')+1);
var mimeType = EXTENSION_TO_MIME_TYPE[extension];
console.log(extension);
if (!mimeType) {
alert('Could not detect the mime type. Make sure the url file has a proper extension.');
}
else XHRHelper.request({
url: url,
success: function(xhr) {
// var link = 'data:' + mimeType + ';base64,' + btoa(xhr.responseText);
var blob = new Blob(Array.from(xhr.responseText), {type: mimeType});
var link = URL.createObjectURL(blob);
document.location.href = link;
}
});
});
</script>
</body>
</html>
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