PDF Embedder - Version 1.0.4

Version Description

Added compatibility.js to support some minor browsers, e.g. Safari which did not allow ranged downloads

Download this release

Release Info

Developer danlester
Plugin Icon 128x128 PDF Embedder
Version 1.0.4
Comparing to
See all releases

Code changes from version 1.0.3 to 1.0.4

Files changed (4) hide show
  1. js/pdfjs/compatibility.js +574 -0
  2. js/pdfjs/compatibility.min.js +20 -0
  3. pdf_embedder.php +5 -4
  4. readme.txt +5 -1
js/pdfjs/compatibility.js ADDED
@@ -0,0 +1,574 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ /* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2
+ /* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
3
+ /* Copyright 2012 Mozilla Foundation
4
+ *
5
+ * Licensed under the Apache License, Version 2.0 (the "License");
6
+ * you may not use this file except in compliance with the License.
7
+ * You may obtain a copy of the License at
8
+ *
9
+ * http://www.apache.org/licenses/LICENSE-2.0
10
+ *
11
+ * Unless required by applicable law or agreed to in writing, software
12
+ * distributed under the License is distributed on an "AS IS" BASIS,
13
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14
+ * See the License for the specific language governing permissions and
15
+ * limitations under the License.
16
+ */
17
+ /* globals VBArray, PDFJS */
18
+
19
+ 'use strict';
20
+
21
+ // Initializing PDFJS global object here, it case if we need to change/disable
22
+ // some PDF.js features, e.g. range requests
23
+ if (typeof PDFJS === 'undefined') {
24
+ (typeof window !== 'undefined' ? window : this).PDFJS = {};
25
+ }
26
+
27
+ // Checking if the typed arrays are supported
28
+ // Support: iOS<6.0 (subarray), IE<10, Android<4.0
29
+ (function checkTypedArrayCompatibility() {
30
+ if (typeof Uint8Array !== 'undefined') {
31
+ // Support: iOS<6.0
32
+ if (typeof Uint8Array.prototype.subarray === 'undefined') {
33
+ Uint8Array.prototype.subarray = function subarray(start, end) {
34
+ return new Uint8Array(this.slice(start, end));
35
+ };
36
+ Float32Array.prototype.subarray = function subarray(start, end) {
37
+ return new Float32Array(this.slice(start, end));
38
+ };
39
+ }
40
+
41
+ // Support: Android<4.1
42
+ if (typeof Float64Array === 'undefined') {
43
+ window.Float64Array = Float32Array;
44
+ }
45
+ return;
46
+ }
47
+
48
+ function subarray(start, end) {
49
+ return new TypedArray(this.slice(start, end));
50
+ }
51
+
52
+ function setArrayOffset(array, offset) {
53
+ if (arguments.length < 2) {
54
+ offset = 0;
55
+ }
56
+ for (var i = 0, n = array.length; i < n; ++i, ++offset) {
57
+ this[offset] = array[i] & 0xFF;
58
+ }
59
+ }
60
+
61
+ function TypedArray(arg1) {
62
+ var result, i, n;
63
+ if (typeof arg1 === 'number') {
64
+ result = [];
65
+ for (i = 0; i < arg1; ++i) {
66
+ result[i] = 0;
67
+ }
68
+ } else if ('slice' in arg1) {
69
+ result = arg1.slice(0);
70
+ } else {
71
+ result = [];
72
+ for (i = 0, n = arg1.length; i < n; ++i) {
73
+ result[i] = arg1[i];
74
+ }
75
+ }
76
+
77
+ result.subarray = subarray;
78
+ result.buffer = result;
79
+ result.byteLength = result.length;
80
+ result.set = setArrayOffset;
81
+
82
+ if (typeof arg1 === 'object' && arg1.buffer) {
83
+ result.buffer = arg1.buffer;
84
+ }
85
+ return result;
86
+ }
87
+
88
+ window.Uint8Array = TypedArray;
89
+ window.Int8Array = TypedArray;
90
+
91
+ // we don't need support for set, byteLength for 32-bit array
92
+ // so we can use the TypedArray as well
93
+ window.Uint32Array = TypedArray;
94
+ window.Int32Array = TypedArray;
95
+ window.Uint16Array = TypedArray;
96
+ window.Float32Array = TypedArray;
97
+ window.Float64Array = TypedArray;
98
+ })();
99
+
100
+ // URL = URL || webkitURL
101
+ // Support: Safari<7, Android 4.2+
102
+ (function normalizeURLObject() {
103
+ if (!window.URL) {
104
+ window.URL = window.webkitURL;
105
+ }
106
+ })();
107
+
108
+ // Object.defineProperty()?
109
+ // Support: Android<4.0, Safari<5.1
110
+ (function checkObjectDefinePropertyCompatibility() {
111
+ if (typeof Object.defineProperty !== 'undefined') {
112
+ var definePropertyPossible = true;
113
+ try {
114
+ // some browsers (e.g. safari) cannot use defineProperty() on DOM objects
115
+ // and thus the native version is not sufficient
116
+ Object.defineProperty(new Image(), 'id', { value: 'test' });
117
+ // ... another test for android gb browser for non-DOM objects
118
+ var Test = function Test() {};
119
+ Test.prototype = { get id() { } };
120
+ Object.defineProperty(new Test(), 'id',
121
+ { value: '', configurable: true, enumerable: true, writable: false });
122
+ } catch (e) {
123
+ definePropertyPossible = false;
124
+ }
125
+ if (definePropertyPossible) {
126
+ return;
127
+ }
128
+ }
129
+
130
+ Object.defineProperty = function objectDefineProperty(obj, name, def) {
131
+ delete obj[name];
132
+ if ('get' in def) {
133
+ obj.__defineGetter__(name, def['get']);
134
+ }
135
+ if ('set' in def) {
136
+ obj.__defineSetter__(name, def['set']);
137
+ }
138
+ if ('value' in def) {
139
+ obj.__defineSetter__(name, function objectDefinePropertySetter(value) {
140
+ this.__defineGetter__(name, function objectDefinePropertyGetter() {
141
+ return value;
142
+ });
143
+ return value;
144
+ });
145
+ obj[name] = def.value;
146
+ }
147
+ };
148
+ })();
149
+
150
+
151
+ // No XMLHttpRequest#response?
152
+ // Support: IE<11, Android <4.0
153
+ (function checkXMLHttpRequestResponseCompatibility() {
154
+ var xhrPrototype = XMLHttpRequest.prototype;
155
+ var xhr = new XMLHttpRequest();
156
+ if (!('overrideMimeType' in xhr)) {
157
+ // IE10 might have response, but not overrideMimeType
158
+ // Support: IE10
159
+ Object.defineProperty(xhrPrototype, 'overrideMimeType', {
160
+ value: function xmlHttpRequestOverrideMimeType(mimeType) {}
161
+ });
162
+ }
163
+ if ('responseType' in xhr) {
164
+ return;
165
+ }
166
+
167
+ // The worker will be using XHR, so we can save time and disable worker.
168
+ PDFJS.disableWorker = true;
169
+
170
+ Object.defineProperty(xhrPrototype, 'responseType', {
171
+ get: function xmlHttpRequestGetResponseType() {
172
+ return this._responseType || 'text';
173
+ },
174
+ set: function xmlHttpRequestSetResponseType(value) {
175
+ if (value === 'text' || value === 'arraybuffer') {
176
+ this._responseType = value;
177
+ if (value === 'arraybuffer' &&
178
+ typeof this.overrideMimeType === 'function') {
179
+ this.overrideMimeType('text/plain; charset=x-user-defined');
180
+ }
181
+ }
182
+ }
183
+ });
184
+
185
+ // Support: IE9
186
+ if (typeof VBArray !== 'undefined') {
187
+ Object.defineProperty(xhrPrototype, 'response', {
188
+ get: function xmlHttpRequestResponseGet() {
189
+ if (this.responseType === 'arraybuffer') {
190
+ return new Uint8Array(new VBArray(this.responseBody).toArray());
191
+ } else {
192
+ return this.responseText;
193
+ }
194
+ }
195
+ });
196
+ return;
197
+ }
198
+
199
+ Object.defineProperty(xhrPrototype, 'response', {
200
+ get: function xmlHttpRequestResponseGet() {
201
+ if (this.responseType !== 'arraybuffer') {
202
+ return this.responseText;
203
+ }
204
+ var text = this.responseText;
205
+ var i, n = text.length;
206
+ var result = new Uint8Array(n);
207
+ for (i = 0; i < n; ++i) {
208
+ result[i] = text.charCodeAt(i) & 0xFF;
209
+ }
210
+ return result.buffer;
211
+ }
212
+ });
213
+ })();
214
+
215
+ // window.btoa (base64 encode function) ?
216
+ // Support: IE<10
217
+ (function checkWindowBtoaCompatibility() {
218
+ if ('btoa' in window) {
219
+ return;
220
+ }
221
+
222
+ var digits =
223
+ 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
224
+
225
+ window.btoa = function windowBtoa(chars) {
226
+ var buffer = '';
227
+ var i, n;
228
+ for (i = 0, n = chars.length; i < n; i += 3) {
229
+ var b1 = chars.charCodeAt(i) & 0xFF;
230
+ var b2 = chars.charCodeAt(i + 1) & 0xFF;
231
+ var b3 = chars.charCodeAt(i + 2) & 0xFF;
232
+ var d1 = b1 >> 2, d2 = ((b1 & 3) << 4) | (b2 >> 4);
233
+ var d3 = i + 1 < n ? ((b2 & 0xF) << 2) | (b3 >> 6) : 64;
234
+ var d4 = i + 2 < n ? (b3 & 0x3F) : 64;
235
+ buffer += (digits.charAt(d1) + digits.charAt(d2) +
236
+ digits.charAt(d3) + digits.charAt(d4));
237
+ }
238
+ return buffer;
239
+ };
240
+ })();
241
+
242
+ // window.atob (base64 encode function)?
243
+ // Support: IE<10
244
+ (function checkWindowAtobCompatibility() {
245
+ if ('atob' in window) {
246
+ return;
247
+ }
248
+
249
+ // https://github.com/davidchambers/Base64.js
250
+ var digits =
251
+ 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
252
+ window.atob = function (input) {
253
+ input = input.replace(/=+$/, '');
254
+ if (input.length % 4 === 1) {
255
+ throw new Error('bad atob input');
256
+ }
257
+ for (
258
+ // initialize result and counters
259
+ var bc = 0, bs, buffer, idx = 0, output = '';
260
+ // get next character
261
+ buffer = input.charAt(idx++);
262
+ // character found in table?
263
+ // initialize bit storage and add its ascii value
264
+ ~buffer && (bs = bc % 4 ? bs * 64 + buffer : buffer,
265
+ // and if not first of each 4 characters,
266
+ // convert the first 8 bits to one ascii character
267
+ bc++ % 4) ? output += String.fromCharCode(255 & bs >> (-2 * bc & 6)) : 0
268
+ ) {
269
+ // try to find character in table (0-63, not found => -1)
270
+ buffer = digits.indexOf(buffer);
271
+ }
272
+ return output;
273
+ };
274
+ })();
275
+
276
+ // Function.prototype.bind?
277
+ // Support: Android<4.0, iOS<6.0
278
+ (function checkFunctionPrototypeBindCompatibility() {
279
+ if (typeof Function.prototype.bind !== 'undefined') {
280
+ return;
281
+ }
282
+
283
+ Function.prototype.bind = function functionPrototypeBind(obj) {
284
+ var fn = this, headArgs = Array.prototype.slice.call(arguments, 1);
285
+ var bound = function functionPrototypeBindBound() {
286
+ var args = headArgs.concat(Array.prototype.slice.call(arguments));
287
+ return fn.apply(obj, args);
288
+ };
289
+ return bound;
290
+ };
291
+ })();
292
+
293
+ // HTMLElement dataset property
294
+ // Support: IE<11, Safari<5.1, Android<4.0
295
+ (function checkDatasetProperty() {
296
+ var div = document.createElement('div');
297
+ if ('dataset' in div) {
298
+ return; // dataset property exists
299
+ }
300
+
301
+ Object.defineProperty(HTMLElement.prototype, 'dataset', {
302
+ get: function() {
303
+ if (this._dataset) {
304
+ return this._dataset;
305
+ }
306
+
307
+ var dataset = {};
308
+ for (var j = 0, jj = this.attributes.length; j < jj; j++) {
309
+ var attribute = this.attributes[j];
310
+ if (attribute.name.substring(0, 5) !== 'data-') {
311
+ continue;
312
+ }
313
+ var key = attribute.name.substring(5).replace(/\-([a-z])/g,
314
+ function(all, ch) {
315
+ return ch.toUpperCase();
316
+ });
317
+ dataset[key] = attribute.value;
318
+ }
319
+
320
+ Object.defineProperty(this, '_dataset', {
321
+ value: dataset,
322
+ writable: false,
323
+ enumerable: false
324
+ });
325
+ return dataset;
326
+ },
327
+ enumerable: true
328
+ });
329
+ })();
330
+
331
+ // HTMLElement classList property
332
+ // Support: IE<10, Android<4.0, iOS<5.0
333
+ (function checkClassListProperty() {
334
+ var div = document.createElement('div');
335
+ if ('classList' in div) {
336
+ return; // classList property exists
337
+ }
338
+
339
+ function changeList(element, itemName, add, remove) {
340
+ var s = element.className || '';
341
+ var list = s.split(/\s+/g);
342
+ if (list[0] === '') {
343
+ list.shift();
344
+ }
345
+ var index = list.indexOf(itemName);
346
+ if (index < 0 && add) {
347
+ list.push(itemName);
348
+ }
349
+ if (index >= 0 && remove) {
350
+ list.splice(index, 1);
351
+ }
352
+ element.className = list.join(' ');
353
+ return (index >= 0);
354
+ }
355
+
356
+ var classListPrototype = {
357
+ add: function(name) {
358
+ changeList(this.element, name, true, false);
359
+ },
360
+ contains: function(name) {
361
+ return changeList(this.element, name, false, false);
362
+ },
363
+ remove: function(name) {
364
+ changeList(this.element, name, false, true);
365
+ },
366
+ toggle: function(name) {
367
+ changeList(this.element, name, true, true);
368
+ }
369
+ };
370
+
371
+ Object.defineProperty(HTMLElement.prototype, 'classList', {
372
+ get: function() {
373
+ if (this._classList) {
374
+ return this._classList;
375
+ }
376
+
377
+ var classList = Object.create(classListPrototype, {
378
+ element: {
379
+ value: this,
380
+ writable: false,
381
+ enumerable: true
382
+ }
383
+ });
384
+ Object.defineProperty(this, '_classList', {
385
+ value: classList,
386
+ writable: false,
387
+ enumerable: false
388
+ });
389
+ return classList;
390
+ },
391
+ enumerable: true
392
+ });
393
+ })();
394
+
395
+ // Check console compatibility
396
+ // In older IE versions the console object is not available
397
+ // unless console is open.
398
+ // Support: IE<10
399
+ (function checkConsoleCompatibility() {
400
+ if (!('console' in window)) {
401
+ window.console = {
402
+ log: function() {},
403
+ error: function() {},
404
+ warn: function() {}
405
+ };
406
+ } else if (!('bind' in console.log)) {
407
+ // native functions in IE9 might not have bind
408
+ console.log = (function(fn) {
409
+ return function(msg) { return fn(msg); };
410
+ })(console.log);
411
+ console.error = (function(fn) {
412
+ return function(msg) { return fn(msg); };
413
+ })(console.error);
414
+ console.warn = (function(fn) {
415
+ return function(msg) { return fn(msg); };
416
+ })(console.warn);
417
+ }
418
+ })();
419
+
420
+ // Check onclick compatibility in Opera
421
+ // Support: Opera<15
422
+ (function checkOnClickCompatibility() {
423
+ // workaround for reported Opera bug DSK-354448:
424
+ // onclick fires on disabled buttons with opaque content
425
+ function ignoreIfTargetDisabled(event) {
426
+ if (isDisabled(event.target)) {
427
+ event.stopPropagation();
428
+ }
429
+ }
430
+ function isDisabled(node) {
431
+ return node.disabled || (node.parentNode && isDisabled(node.parentNode));
432
+ }
433
+ if (navigator.userAgent.indexOf('Opera') !== -1) {
434
+ // use browser detection since we cannot feature-check this bug
435
+ document.addEventListener('click', ignoreIfTargetDisabled, true);
436
+ }
437
+ })();
438
+
439
+ // Checks if possible to use URL.createObjectURL()
440
+ // Support: IE
441
+ (function checkOnBlobSupport() {
442
+ // sometimes IE loosing the data created with createObjectURL(), see #3977
443
+ if (navigator.userAgent.indexOf('Trident') >= 0) {
444
+ PDFJS.disableCreateObjectURL = true;
445
+ }
446
+ })();
447
+
448
+ // Checks if navigator.language is supported
449
+ (function checkNavigatorLanguage() {
450
+ if ('language' in navigator &&
451
+ /^[a-z]+(-[A-Z]+)?$/.test(navigator.language)) {
452
+ return;
453
+ }
454
+ function formatLocale(locale) {
455
+ var split = locale.split(/[-_]/);
456
+ split[0] = split[0].toLowerCase();
457
+ if (split.length > 1) {
458
+ split[1] = split[1].toUpperCase();
459
+ }
460
+ return split.join('-');
461
+ }
462
+ var language = navigator.language || navigator.userLanguage || 'en-US';
463
+ PDFJS.locale = formatLocale(language);
464
+ })();
465
+
466
+ (function checkRangeRequests() {
467
+ // Safari has issues with cached range requests see:
468
+ // https://github.com/mozilla/pdf.js/issues/3260
469
+ // Last tested with version 6.0.4.
470
+ // Support: Safari 6.0+
471
+ var isSafari = Object.prototype.toString.call(
472
+ window.HTMLElement).indexOf('Constructor') > 0;
473
+
474
+ // Older versions of Android (pre 3.0) has issues with range requests, see:
475
+ // https://github.com/mozilla/pdf.js/issues/3381.
476
+ // Make sure that we only match webkit-based Android browsers,
477
+ // since Firefox/Fennec works as expected.
478
+ // Support: Android<3.0
479
+ var regex = /Android\s[0-2][^\d]/;
480
+ var isOldAndroid = regex.test(navigator.userAgent);
481
+
482
+ if (isSafari || isOldAndroid) {
483
+ PDFJS.disableRange = true;
484
+ PDFJS.disableStream = true;
485
+ }
486
+ })();
487
+
488
+ // Check if the browser supports manipulation of the history.
489
+ // Support: IE<10, Android<4.2
490
+ (function checkHistoryManipulation() {
491
+ // Android 2.x has so buggy pushState support that it was removed in
492
+ // Android 3.0 and restored as late as in Android 4.2.
493
+ // Support: Android 2.x
494
+ if (!history.pushState || navigator.userAgent.indexOf('Android 2.') >= 0) {
495
+ PDFJS.disableHistory = true;
496
+ }
497
+ })();
498
+
499
+ // Support: IE<11, Chrome<21, Android<4.4, Safari<6
500
+ (function checkSetPresenceInImageData() {
501
+ // IE < 11 will use window.CanvasPixelArray which lacks set function.
502
+ if (window.CanvasPixelArray) {
503
+ if (typeof window.CanvasPixelArray.prototype.set !== 'function') {
504
+ window.CanvasPixelArray.prototype.set = function(arr) {
505
+ for (var i = 0, ii = this.length; i < ii; i++) {
506
+ this[i] = arr[i];
507
+ }
508
+ };
509
+ }
510
+ } else {
511
+ // Old Chrome and Android use an inaccessible CanvasPixelArray prototype.
512
+ // Because we cannot feature detect it, we rely on user agent parsing.
513
+ var polyfill = false, versionMatch;
514
+ if (navigator.userAgent.indexOf('Chrom') >= 0) {
515
+ versionMatch = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);
516
+ // Chrome < 21 lacks the set function.
517
+ polyfill = versionMatch && parseInt(versionMatch[2]) < 21;
518
+ } else if (navigator.userAgent.indexOf('Android') >= 0) {
519
+ // Android < 4.4 lacks the set function.
520
+ // Android >= 4.4 will contain Chrome in the user agent,
521
+ // thus pass the Chrome check above and not reach this block.
522
+ polyfill = /Android\s[0-4][^\d]/g.test(navigator.userAgent);
523
+ } else if (navigator.userAgent.indexOf('Safari') >= 0) {
524
+ versionMatch = navigator.userAgent.
525
+ match(/Version\/([0-9]+)\.([0-9]+)\.([0-9]+) Safari\//);
526
+ // Safari < 6 lacks the set function.
527
+ polyfill = versionMatch && parseInt(versionMatch[1]) < 6;
528
+ }
529
+
530
+ if (polyfill) {
531
+ var contextPrototype = window.CanvasRenderingContext2D.prototype;
532
+ contextPrototype._createImageData = contextPrototype.createImageData;
533
+ contextPrototype.createImageData = function(w, h) {
534
+ var imageData = this._createImageData(w, h);
535
+ imageData.data.set = function(arr) {
536
+ for (var i = 0, ii = this.length; i < ii; i++) {
537
+ this[i] = arr[i];
538
+ }
539
+ };
540
+ return imageData;
541
+ };
542
+ }
543
+ }
544
+ })();
545
+
546
+ // Support: IE<10, Android<4.0, iOS
547
+ (function checkRequestAnimationFrame() {
548
+ function fakeRequestAnimationFrame(callback) {
549
+ window.setTimeout(callback, 20);
550
+ }
551
+
552
+ var isIOS = /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
553
+ if (isIOS) {
554
+ // requestAnimationFrame on iOS is broken, replacing with fake one.
555
+ window.requestAnimationFrame = fakeRequestAnimationFrame;
556
+ return;
557
+ }
558
+ if ('requestAnimationFrame' in window) {
559
+ return;
560
+ }
561
+ window.requestAnimationFrame =
562
+ window.mozRequestAnimationFrame ||
563
+ window.webkitRequestAnimationFrame ||
564
+ fakeRequestAnimationFrame;
565
+ })();
566
+
567
+ (function checkCanvasSizeLimitation() {
568
+ var isIOS = /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
569
+ var isAndroid = /Android/g.test(navigator.userAgent);
570
+ if (isIOS || isAndroid) {
571
+ // 5MP
572
+ PDFJS.maxCanvasPixels = 5242880;
573
+ }
574
+ })();
js/pdfjs/compatibility.min.js ADDED
@@ -0,0 +1,20 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ "undefined"===typeof PDFJS&&(("undefined"!==typeof window?window:this).PDFJS={});
2
+ (function(){function a(a,c){return new b(this.slice(a,c))}function c(b,a){2>arguments.length&&(a=0);for(var c=0,g=b.length;c<g;++c,++a)this[a]=b[c]&255}function b(b){var f,d,g;if("number"===typeof b)for(f=[],d=0;d<b;++d)f[d]=0;else if("slice"in b)f=b.slice(0);else for(f=[],d=0,g=b.length;d<g;++d)f[d]=b[d];f.subarray=a;f.buffer=f;f.byteLength=f.length;f.set=c;"object"===typeof b&&b.buffer&&(f.buffer=b.buffer);return f}"undefined"!==typeof Uint8Array?("undefined"===typeof Uint8Array.prototype.subarray&&
3
+ (Uint8Array.prototype.subarray=function(b,a){return new Uint8Array(this.slice(b,a))},Float32Array.prototype.subarray=function(b,a){return new Float32Array(this.slice(b,a))}),"undefined"===typeof Float64Array&&(window.Float64Array=Float32Array)):(window.Uint8Array=b,window.Int8Array=b,window.Uint32Array=b,window.Int32Array=b,window.Uint16Array=b,window.Float32Array=b,window.Float64Array=b)})();(function(){window.URL||(window.URL=window.webkitURL)})();
4
+ (function(){if("undefined"!==typeof Object.defineProperty){var a=!0;try{Object.defineProperty(new Image,"id",{value:"test"});var c=function(){};c.prototype={get id(){}};Object.defineProperty(new c,"id",{value:"",configurable:!0,enumerable:!0,writable:!1})}catch(b){a=!1}if(a)return}Object.defineProperty=function(b,a,c){delete b[a];"get"in c&&b.__defineGetter__(a,c.get);"set"in c&&b.__defineSetter__(a,c.set);"value"in c&&(b.__defineSetter__(a,function(b){this.__defineGetter__(a,function(){return b});
5
+ return b}),b[a]=c.value)}})();
6
+ (function(){var a=XMLHttpRequest.prototype,c=new XMLHttpRequest;"overrideMimeType"in c||Object.defineProperty(a,"overrideMimeType",{value:function(b){}});"responseType"in c||(PDFJS.disableWorker=!0,Object.defineProperty(a,"responseType",{get:function(){return this._responseType||"text"},set:function(b){if("text"===b||"arraybuffer"===b)this._responseType=b,"arraybuffer"===b&&"function"===typeof this.overrideMimeType&&this.overrideMimeType("text/plain; charset=x-user-defined")}}),"undefined"!==typeof VBArray?
7
+ Object.defineProperty(a,"response",{get:function(){return"arraybuffer"===this.responseType?new Uint8Array((new VBArray(this.responseBody)).toArray()):this.responseText}}):Object.defineProperty(a,"response",{get:function(){if("arraybuffer"!==this.responseType)return this.responseText;var b=this.responseText,a,c=b.length,d=new Uint8Array(c);for(a=0;a<c;++a)d[a]=b.charCodeAt(a)&255;return d.buffer}}))})();
8
+ (function(){"btoa"in window||(window.btoa=function(a){var c="",b,e;b=0;for(e=a.length;b<e;b+=3)var f=a.charCodeAt(b)&255,d=a.charCodeAt(b+1)&255,g=a.charCodeAt(b+2)&255,h=(f&3)<<4|d>>4,d=b+1<e?(d&15)<<2|g>>6:64,g=b+2<e?g&63:64,c=c+("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(f>>2)+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(h)+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(d)+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".charAt(g));
9
+ return c})})();(function(){"atob"in window||(window.atob=function(a){a=a.replace(/=+$/,"");if(1===a.length%4)throw Error("bad atob input");for(var c=0,b,e,f=0,d="";e=a.charAt(f++);~e&&(b=c%4?64*b+e:e,c++%4)?d+=String.fromCharCode(255&b>>(-2*c&6)):0)e="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".indexOf(e);return d})})();
10
+ (function(){"undefined"===typeof Function.prototype.bind&&(Function.prototype.bind=function(a){var c=this,b=Array.prototype.slice.call(arguments,1);return function(){var e=b.concat(Array.prototype.slice.call(arguments));return c.apply(a,e)}})})();
11
+ (function(){"dataset"in document.createElement("div")||Object.defineProperty(HTMLElement.prototype,"dataset",{get:function(){if(this._dataset)return this._dataset;for(var a={},c=0,b=this.attributes.length;c<b;c++){var e=this.attributes[c];if("data-"===e.name.substring(0,5)){var f=e.name.substring(5).replace(/\-([a-z])/g,function(b,a){return a.toUpperCase()});a[f]=e.value}}Object.defineProperty(this,"_dataset",{value:a,writable:!1,enumerable:!1});return a},enumerable:!0})})();
12
+ (function(){function a(b,a,c,d){var g=(b.className||"").split(/\s+/g);""===g[0]&&g.shift();var h=g.indexOf(a);0>h&&c&&g.push(a);0<=h&&d&&g.splice(h,1);b.className=g.join(" ");return 0<=h}if(!("classList"in document.createElement("div"))){var c={add:function(b){a(this.element,b,!0,!1)},contains:function(b){return a(this.element,b,!1,!1)},remove:function(b){a(this.element,b,!1,!0)},toggle:function(b){a(this.element,b,!0,!0)}};Object.defineProperty(HTMLElement.prototype,"classList",{get:function(){if(this._classList)return this._classList;
13
+ var b=Object.create(c,{element:{value:this,writable:!1,enumerable:!0}});Object.defineProperty(this,"_classList",{value:b,writable:!1,enumerable:!1});return b},enumerable:!0})}})();
14
+ (function(){"console"in window?"bind"in console.log||(console.log=function(a){return function(c){return a(c)}}(console.log),console.error=function(a){return function(c){return a(c)}}(console.error),console.warn=function(a){return function(c){return a(c)}}(console.warn)):window.console={log:function(){},error:function(){},warn:function(){}}})();
15
+ (function(){function a(b){c(b.target)&&b.stopPropagation()}function c(b){return b.disabled||b.parentNode&&c(b.parentNode)}-1!==navigator.userAgent.indexOf("Opera")&&document.addEventListener("click",a,!0)})();(function(){0<=navigator.userAgent.indexOf("Trident")&&(PDFJS.disableCreateObjectURL=!0)})();
16
+ (function(){if(!("language"in navigator&&/^[a-z]+(-[A-Z]+)?$/.test(navigator.language))){var a=PDFJS,c;c=(navigator.language||navigator.userLanguage||"en-US").split(/[-_]/);c[0]=c[0].toLowerCase();1<c.length&&(c[1]=c[1].toUpperCase());c=c.join("-");a.locale=c}})();(function(){var a=0<Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor"),c=/Android\s[0-2][^\d]/.test(navigator.userAgent);if(a||c)PDFJS.disableRange=!0,PDFJS.disableStream=!0})();
17
+ (function(){if(!history.pushState||0<=navigator.userAgent.indexOf("Android 2."))PDFJS.disableHistory=!0})();
18
+ (function(){if(window.CanvasPixelArray)"function"!==typeof window.CanvasPixelArray.prototype.set&&(window.CanvasPixelArray.prototype.set=function(a){for(var b=0,e=this.length;b<e;b++)this[b]=a[b]});else{var a=!1;0<=navigator.userAgent.indexOf("Chrom")?a=(a=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./))&&21>parseInt(a[2]):0<=navigator.userAgent.indexOf("Android")?a=/Android\s[0-4][^\d]/g.test(navigator.userAgent):0<=navigator.userAgent.indexOf("Safari")&&(a=(a=navigator.userAgent.match(/Version\/([0-9]+)\.([0-9]+)\.([0-9]+) Safari\//))&&
19
+ 6>parseInt(a[1]));a&&(a=window.CanvasRenderingContext2D.prototype,a._createImageData=a.createImageData,a.createImageData=function(a,b){var e=this._createImageData(a,b);e.data.set=function(a){for(var b=0,c=this.length;b<c;b++)this[b]=a[b]};return e})}})();
20
+ (function(){function a(a){window.setTimeout(a,20)}/(iPad|iPhone|iPod)/g.test(navigator.userAgent)?window.requestAnimationFrame=a:"requestAnimationFrame"in window||(window.requestAnimationFrame=window.mozRequestAnimationFrame||window.webkitRequestAnimationFrame||a)})();(function(){var a=/(iPad|iPhone|iPod)/g.test(navigator.userAgent),c=/Android/g.test(navigator.userAgent);if(a||c)PDFJS.maxCanvasPixels=5242880})();
pdf_embedder.php CHANGED
@@ -2,11 +2,11 @@
2
 
3
  /**
4
  * Plugin Name: PDF Embedder
5
- * Plugin URI: http://wp-glogin.com/pdf-embedder
6
  * Description: Embed PDFs straight into your posts and pages, with flexible width and height. No third-party services required.
7
- * Version: 1.0.3
8
  * Author: Dan Lester
9
- * Author URI: http://wp-glogin.com/
10
  * License: GPL3
11
  */
12
 
@@ -41,7 +41,8 @@ class pdfemb_basic_pdf_embedder extends core_pdf_embedder {
41
 
42
  wp_localize_script( 'pdfemb_embed_pdf_js', 'pdfemb_trans', $this->get_translation_array() );
43
 
44
- wp_register_script( 'pdfemb_pdf_js', $this->my_plugin_url().'js/pdfjs/pdf'.($this->useminified() ? '.min' : '').'.js');
 
45
  }
46
 
47
  protected function get_extra_js_name() {
2
 
3
  /**
4
  * Plugin Name: PDF Embedder
5
+ * Plugin URI: http://wp-pdf.com/
6
  * Description: Embed PDFs straight into your posts and pages, with flexible width and height. No third-party services required.
7
+ * Version: 1.0.4
8
  * Author: Dan Lester
9
+ * Author URI: http://wp-pdf.com/
10
  * License: GPL3
11
  */
12
 
41
 
42
  wp_localize_script( 'pdfemb_embed_pdf_js', 'pdfemb_trans', $this->get_translation_array() );
43
 
44
+ wp_register_script( 'pdfemb_compat_js', $this->my_plugin_url().'js/pdfjs/compatibility'.($this->useminified() ? '.min' : '').'.js');
45
+ wp_register_script( 'pdfemb_pdf_js', $this->my_plugin_url().'js/pdfjs/pdf'.($this->useminified() ? '.min' : '').'.js', array('pdfemb_compat_js'));
46
  }
47
 
48
  protected function get_extra_js_name() {
readme.txt CHANGED
@@ -3,7 +3,7 @@ Contributors: danlester
3
  Tags: doc, docx, pdf, office, powerpoint, google, document, embed, intranet
4
  Requires at least: 3.3
5
  Tested up to: 4.1
6
- Stable tag: 1.0.3
7
  License: GPLv3
8
  License URI: http://www.gnu.org/licenses/gpl-3.0.html
9
 
@@ -98,6 +98,10 @@ the Plugins section of your Wordpress admin
98
 
99
  == Changelog ==
100
 
 
 
 
 
101
  = 1.0.2 =
102
 
103
  Minified Javascript code. Default width/height (now "max") expands to fill parent container width regardless of the natural size of the document. Use width="auto" to obtain the old behavior.
3
  Tags: doc, docx, pdf, office, powerpoint, google, document, embed, intranet
4
  Requires at least: 3.3
5
  Tested up to: 4.1
6
+ Stable tag: 1.0.4
7
  License: GPLv3
8
  License URI: http://www.gnu.org/licenses/gpl-3.0.html
9
 
98
 
99
  == Changelog ==
100
 
101
+ = 1.0.4 =
102
+
103
+ Added compatibility.js to support some minor browsers, e.g. Safari which did not allow ranged downloads
104
+
105
  = 1.0.2 =
106
 
107
  Minified Javascript code. Default width/height (now "max") expands to fill parent container width regardless of the natural size of the document. Use width="auto" to obtain the old behavior.