Merge branch 'blob' of https://github.com/otaku/PrivateBin into otaku-blob

js/privatebin.js

@@ -1925,7 +1925,37 @@ jQuery.PrivateBin = (function($, sjcl, Base64, RawDeflate) {
         {
             var imagePrefix = 'data:image/';
 
-            $attachmentLink.attr('href', attachmentData);
+            // IE does not support setting a data URI on an a element
+            // Convert dataURI to a Blob and use msSaveBlob to download
+            if (window.Blob && navigator.msSaveBlob) {
+                $attachmentLink.off('click').on('click', function () {
+                    // data URI format: data:[<mediaType>][;base64],<data>
+
+                    // position in data URI string of where data begins
+                    var base64Start = attachmentData.indexOf(',') + 1;
+                    // position in data URI string of where mediaType ends
+                    var mediaTypeEnd = attachmentData.indexOf(';');
+
+                    // extract mediaType
+                    var mediaType = attachmentData.substring(5, mediaTypeEnd);
+                    // extract data and convert to binary
+                    var decodedData = Base64.atob(attachmentData.substring(base64Start));
+
+                    // Transform into a Blob
+                    var decodedDataLength = decodedData.length;
+                    var buf = new Uint8Array(decodedDataLength);
+
+                    for (var i = 0; i < decodedDataLength; i++) {
+                        buf[i] = decodedData.charCodeAt(i);
+                    }
+
+                    var blob = new window.Blob([ buf ], { type: mediaType });
+                    navigator.msSaveBlob(blob, fileName);
+                });
+            } else {
+                $attachmentLink.attr('href', attachmentData);
+            }
+
             if (typeof fileName !== 'undefined') {
                 $attachmentLink.attr('download', fileName);
             }
@@ -1971,6 +2001,7 @@ jQuery.PrivateBin = (function($, sjcl, Base64, RawDeflate) {
             me.hideAttachmentPreview();
             $attachmentLink.prop('href', '');
             $attachmentLink.prop('download', '');
+            $attachmentLink.off('click');
             $attachmentPreview.html('');
         };
 

tpl/bootstrap.php

@@ -75,7 +75,7 @@ if ($MARKDOWN):
 <?php
 endif;
 ?>
-		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-mfJhWCkoSbEobT+YpbhF2rN0cyEV27Z3ecHWgCSzl3CMywcRrd4oP/efgOfWXknJJpoqe8341j2hoXD7cSlQEQ==" crossorigin="anonymous"></script>
+		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-fJAdh2DQpns2TMhDmiohfNCQXpjX+f/KpRCiRnWI6hq0lOT/RRFc11+qJzGK5zNFjDvDhCMbMADKn4D03p9Uag==" crossorigin="anonymous"></script>
 		<!--[if lt IE 10]>
 		<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;} #oldienotice {display:block;}</style>
 		<![endif]-->

tpl/page.php

@@ -54,7 +54,7 @@ if ($QRCODE):
 <?php
 endif;
 ?>
-		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-mfJhWCkoSbEobT+YpbhF2rN0cyEV27Z3ecHWgCSzl3CMywcRrd4oP/efgOfWXknJJpoqe8341j2hoXD7cSlQEQ==" crossorigin="anonymous"></script>
+		<script type="text/javascript" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-fJAdh2DQpns2TMhDmiohfNCQXpjX+f/KpRCiRnWI6hq0lOT/RRFc11+qJzGK5zNFjDvDhCMbMADKn4D03p9Uag==" crossorigin="anonymous"></script>
 		<!--[if lt IE 10]>
 		<style type="text/css">body {padding-left:60px;padding-right:60px;} #ienotice {display:block;} #oldienotice {display:block;}</style>
 		<![endif]-->