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Remove Blob.js support for legacy browsers

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This commit is contained in:
Alfred Egger 2020-05-03 14:11:52 +02:00
parent 63af918675
commit ea0ada73ea
5 changed files with 0 additions and 232 deletions
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2
.l10ignore
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@ -1,5 +1,3 @@
js/lib/Blob.js
js/lib/blob.js
js/lib/typearray.js js/lib/typearray.js
js/lib/typearray.min.js js/lib/typearray.min.js
js/lib/wgxpath.install.js js/lib/wgxpath.install.js

197
js/lib/Blob.js
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@ -1,197 +0,0 @@
/* Blob.js
* A Blob implementation.
* 2014-07-24
*
* By Eli Grey, http://eligrey.com
* By Devin Samarin, https://github.com/dsamarin
* License: X11/MIT
* See https://github.com/eligrey/Blob.js/blob/master/LICENSE.md
*/
/*global self, unescape */
/*jslint bitwise: true, regexp: true, confusion: true, es5: true, vars: true, white: true,
plusplus: true */
/*! @source http://purl.eligrey.com/github/Blob.js/blob/master/Blob.js */
(function (view) {
"use strict";
view.URL = view.URL || view.webkitURL;
if (view.Blob && view.URL) {
try {
new Blob;
return;
} catch (e) {}
}
// Internally we use a BlobBuilder implementation to base Blob off of
// in order to support older browsers that only have BlobBuilder
var BlobBuilder = view.BlobBuilder || view.WebKitBlobBuilder || view.MozBlobBuilder || (function(view) {
var
get_class = function(object) {
return Object.prototype.toString.call(object).match(/^\[object\s(.*)\]$/)[1];
}
, FakeBlobBuilder = function BlobBuilder() {
this.data = [];
}
, FakeBlob = function Blob(data, type, encoding) {
this.data = data;
this.size = data.length;
this.type = type;
this.encoding = encoding;
}
, FBB_proto = FakeBlobBuilder.prototype
, FB_proto = FakeBlob.prototype
, FileReaderSync = view.FileReaderSync
, FileException = function(type) {
this.code = this[this.name = type];
}
, file_ex_codes = (
"NOT_FOUND_ERR SECURITY_ERR ABORT_ERR NOT_READABLE_ERR ENCODING_ERR "
+ "NO_MODIFICATION_ALLOWED_ERR INVALID_STATE_ERR SYNTAX_ERR"
).split(" ")
, file_ex_code = file_ex_codes.length
, real_URL = view.URL || view.webkitURL || view
, real_create_object_URL = real_URL.createObjectURL
, real_revoke_object_URL = real_URL.revokeObjectURL
, URL = real_URL
, btoa = view.btoa
, atob = view.atob
, ArrayBuffer = view.ArrayBuffer
, Uint8Array = view.Uint8Array
, origin = /^[\w-]+:\/*\[?[\w\.:-]+\]?(?::[0-9]+)?/
;
FakeBlob.fake = FB_proto.fake = true;
while (file_ex_code--) {
FileException.prototype[file_ex_codes[file_ex_code]] = file_ex_code + 1;
}
// Polyfill URL
if (!real_URL.createObjectURL) {
URL = view.URL = function(uri) {
var
uri_info = document.createElementNS("http://www.w3.org/1999/xhtml", "a")
, uri_origin
;
uri_info.href = uri;
if (!("origin" in uri_info)) {
if (uri_info.protocol.toLowerCase() === "data:") {
uri_info.origin = null;
} else {
uri_origin = uri.match(origin);
uri_info.origin = uri_origin && uri_origin[1];
}
}
return uri_info;
};
}
URL.createObjectURL = function(blob) {
var
type = blob.type
, data_URI_header
;
if (type === null) {
type = "application/octet-stream";
}
if (blob instanceof FakeBlob) {
data_URI_header = "data:" + type;
if (blob.encoding === "base64") {
return data_URI_header + ";base64," + blob.data;
} else if (blob.encoding === "URI") {
return data_URI_header + "," + decodeURIComponent(blob.data);
} if (btoa) {
return data_URI_header + ";base64," + btoa(blob.data);
} else {
return data_URI_header + "," + encodeURIComponent(blob.data);
}
} else if (real_create_object_URL) {
return real_create_object_URL.call(real_URL, blob);
}
};
URL.revokeObjectURL = function(object_URL) {
if (object_URL.substring(0, 5) !== "data:" && real_revoke_object_URL) {
real_revoke_object_URL.call(real_URL, object_URL);
}
};
FBB_proto.append = function(data/*, endings*/) {
var bb = this.data;
// decode data to a binary string
if (Uint8Array && (data instanceof ArrayBuffer || data instanceof Uint8Array)) {
var
str = ""
, buf = new Uint8Array(data)
, i = 0
, buf_len = buf.length
;
for (; i < buf_len; i++) {
str += String.fromCharCode(buf[i]);
}
bb.push(str);
} else if (get_class(data) === "Blob" || get_class(data) === "File") {
if (FileReaderSync) {
var fr = new FileReaderSync;
bb.push(fr.readAsBinaryString(data));
} else {
// async FileReader won't work as BlobBuilder is sync
throw new FileException("NOT_READABLE_ERR");
}
} else if (data instanceof FakeBlob) {
if (data.encoding === "base64" && atob) {
bb.push(atob(data.data));
} else if (data.encoding === "URI") {
bb.push(decodeURIComponent(data.data));
} else if (data.encoding === "raw") {
bb.push(data.data);
}
} else {
if (typeof data !== "string") {
data += ""; // convert unsupported types to strings
}
// decode UTF-16 to binary string
bb.push(unescape(encodeURIComponent(data)));
}
};
FBB_proto.getBlob = function(type) {
if (!arguments.length) {
type = null;
}
return new FakeBlob(this.data.join(""), type, "raw");
};
FBB_proto.toString = function() {
return "[object BlobBuilder]";
};
FB_proto.slice = function(start, end, type) {
var args = arguments.length;
if (args < 3) {
type = null;
}
return new FakeBlob(
this.data.slice(start, args > 1 ? end : this.data.length)
, type
, this.encoding
);
};
FB_proto.toString = function() {
return "[object Blob]";
};
FB_proto.close = function() {
this.size = 0;
delete this.data;
};
return FakeBlobBuilder;
}(view));
view.Blob = function(blobParts, options) {
var type = options ? (options.type || "") : "";
var builder = new BlobBuilder();
if (blobParts) {
for (var i = 0, len = blobParts.length; i < len; i++) {
builder.append(blobParts[i]);
}
}
return builder.getBlob(type);
};
}(typeof self !== "undefined" && self || typeof window !== "undefined" && window || this.content || this));

31
js/lib/blob.js
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@ -1,31 +0,0 @@
Blob = (function() {
var nativeBlob = Blob;
// Add unprefixed slice() method.
if (Blob.prototype.webkitSlice) {
Blob.prototype.slice = Blob.prototype.webkitSlice;
}
else if (Blob.prototype.mozSlice) {
Blob.prototype.slice = Blob.prototype.mozSlice;
}
// Temporarily replace Blob() constructor with one that checks support.
return function(parts, properties) {
try {
// Restore native Blob() constructor, so this check is only evaluated once.
Blob = nativeBlob;
return new Blob(parts || [], properties || {});
}
catch (e) {
// If construction fails provide one that uses BlobBuilder.
Blob = function (parts, properties) {
var bb = new (WebKitBlobBuilder || MozBlobBuilder), i;
for (i in parts) {
bb.append(parts[i]);
}
return bb.getBlob(properties && properties.type ? properties.type : undefined);
};
}
};
}());

1
templates/cbreader.php
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@ -39,7 +39,6 @@
<link rel="shortcut icon" href="<?php p($urlGenerator->linkTo('epubreader', 'img/book.png')) ?>"> <link rel="shortcut icon" href="<?php p($urlGenerator->linkTo('epubreader', 'img/book.png')) ?>">
<link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/icomoon/style.css')) ?>?v=<?php p($version) ?>"> <link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/icomoon/style.css')) ?>?v=<?php p($version) ?>">
<link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/cbrjs/css/cbr.css')) ?>?v=<?php p($version) ?>"> <link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/cbrjs/css/cbr.css')) ?>?v=<?php p($version) ?>">
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'js/lib/Blob.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/libs/jquery.min.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/libs/jquery.min.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/sindresorhus/screenfull.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/sindresorhus/screenfull.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/pixastic/pixastic_combined.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/pixastic/pixastic_combined.js')) ?>?v=<?php p($version) ?>"> </script>

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templates/epubreader.php
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@ -42,7 +42,6 @@
<link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/css/sidebar.css')) ?>?v=<?php p($version) ?>"> <link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/css/sidebar.css')) ?>?v=<?php p($version) ?>">
<link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/css/popup.css')) ?>?v=<?php p($version) ?>"> <link rel="stylesheet" href="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/css/popup.css')) ?>?v=<?php p($version) ?>">
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'js/lib/typedarray.min.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'js/lib/typedarray.min.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'js/lib/Blob.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'js/lib/wgxpath.install.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'js/lib/wgxpath.install.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/libs/jquery.min.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/epubjs/libs/jquery.min.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/bartaz/jquery.highlight.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('epubreader', 'vendor/bartaz/jquery.highlight.js')) ?>?v=<?php p($version) ?>"> </script>