Chapril/paste.chapril.org-privatebin
Chapril/paste.chapril.org-privatebin
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Code Issues Releases Wiki Activity

replace data-URL method usage with blob-URL one

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This commit is contained in:
El RIDO 2019-06-15 09:35:26 +02:00
parent 6cf52f4cf3
commit 451a4817c4
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GPG Key ID: 0F5C940A6BD81F92
3 changed files with 8 additions and 77 deletions
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81
js/privatebin.js
View File

@ -2101,8 +2101,11 @@ jQuery.PrivateBin = (function($, RawDeflate) {
// show preview
PasteViewer.setText($message.val());
if (AttachmentViewer.hasAttachmentData()) {
let attachmentData = AttachmentViewer.getAttachmentData() || AttachmentViewer.getAttachmentLink().attr('href');
AttachmentViewer.handleAttachmentPreview(AttachmentViewer.getAttachmentPreview(), attachmentData);
const attachment = AttachmentViewer.getAttachment();
AttachmentViewer.handleBlobAttachmentPreview(
AttachmentViewer.getAttachmentPreview(),
attachment[0], attachment[1]
);
}
PasteViewer.run();
@ -2743,85 +2746,13 @@ jQuery.PrivateBin = (function($, RawDeflate) {
attachmentData = dataURL;
if (Editor.isPreview()) {
me.handleAttachmentPreview($attachmentPreview, dataURL);
me.setAttachment(dataURL, loadedFile.name || '');
$attachmentPreview.removeClass('hidden');
}
};
fileReader.readAsDataURL(loadedFile);
}
/**
* handle the preview of files that can either be an image, video, audio or pdf element
*
* @name AttachmentViewer.handleAttachmentPreview
* @function
* @argument {jQuery} $targetElement element where the preview should be appended
* @argument {string} file as a data URL
*/
me.handleAttachmentPreview = function ($targetElement, data) {
if (data) {
// source: https://developer.mozilla.org/en-US/docs/Web/API/FileReader#readAsDataURL()
const mimeType = data.slice(
data.indexOf('data:') + 5,
data.indexOf(';base64,')
);
attachmentHasPreview = true;
if (mimeType.match(/image\//i)) {
$targetElement.html(
$(document.createElement('img'))
.attr('src', data)
.attr('class', 'img-thumbnail')
);
} else if (mimeType.match(/video\//i)) {
$targetElement.html(
$(document.createElement('video'))
.attr('controls', 'true')
.attr('autoplay', 'true')
.attr('class', 'img-thumbnail')
.append($(document.createElement('source'))
.attr('type', mimeType)
.attr('src', data))
);
} else if (mimeType.match(/audio\//i)) {
$targetElement.html(
$(document.createElement('audio'))
.attr('controls', 'true')
.attr('autoplay', 'true')
.append($(document.createElement('source'))
.attr('type', mimeType)
.attr('src', data))
);
} else if (mimeType.match(/\/pdf/i)) {
// PDFs are only displayed if the filesize is smaller than about 1MB (after base64 encoding).
// Bigger filesizes currently cause crashes in various browsers.
// See also: https://code.google.com/p/chromium/issues/detail?id=69227
// Firefox crashes with files that are about 1.5MB
// The performance with 1MB files is bearable
if (data.length > 1398488) {
Alert.showError('File too large, to display a preview. Please download the attachment.'); //TODO: is this error really necessary?
return;
}
// Fallback for browsers, that don't support the vh unit
const clientHeight = $(window).height();
$targetElement.html(
$(document.createElement('embed'))
.attr('src', data)
.attr('type', 'application/pdf')
.attr('class', 'pdfPreview')
.css('height', clientHeight)
);
} else {
attachmentHasPreview = false;
}
}
};
/**
* handle the preview of files decoded to blob that can either be an image, video, audio or pdf element
*

2
tpl/bootstrap.php
View File

@ -72,7 +72,7 @@ if ($MARKDOWN):
endif;
?>
<script type="text/javascript" data-cfasync="false" src="js/purify-1.0.7.js" integrity="sha512-VnKJHLosO8z2ojNvWk9BEKYqnhZyWK9rM90FgZUUEp/PRnUqR5OLLKE0a3BkVmn7YgB7LXRrjHgFHQYKd6DAIA==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-kjbmxiSF8+OGm+5u/09c+YYlfMJBa9+i5bH7/2cd184aBxKDZsB9zc11XjFeYx5by2ZfaqhPBHNtWe2YBzCAuQ==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-1ER3ecJc80rN4kY5KXEMzudsTy26ypDxeAjiUs/rtaMsxZqKH2EWyK/V7x59eqn9udAlOOt3u5++xaEWu9b+ZQ==" 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]-->

2
tpl/page.php
View File

@ -50,7 +50,7 @@ if ($MARKDOWN):
endif;
?>
<script type="text/javascript" data-cfasync="false" src="js/purify-1.0.7.js" integrity="sha512-VnKJHLosO8z2ojNvWk9BEKYqnhZyWK9rM90FgZUUEp/PRnUqR5OLLKE0a3BkVmn7YgB7LXRrjHgFHQYKd6DAIA==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-kjbmxiSF8+OGm+5u/09c+YYlfMJBa9+i5bH7/2cd184aBxKDZsB9zc11XjFeYx5by2ZfaqhPBHNtWe2YBzCAuQ==" crossorigin="anonymous"></script>
<script type="text/javascript" data-cfasync="false" src="js/privatebin.js?<?php echo rawurlencode($VERSION); ?>" integrity="sha512-1ER3ecJc80rN4kY5KXEMzudsTy26ypDxeAjiUs/rtaMsxZqKH2EWyK/V7x59eqn9udAlOOt3u5++xaEWu9b+ZQ==" 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]-->