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@ -167,35 +167,49 @@ if (typeof PDFJS === 'undefined') { |
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// The worker will be using XHR, so we can save time and disable worker.
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// The worker will be using XHR, so we can save time and disable worker.
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PDFJS.disableWorker = true; |
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PDFJS.disableWorker = true; |
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Object.defineProperty(xhrPrototype, 'responseType', { |
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get: function xmlHttpRequestGetResponseType() { |
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return this._responseType || 'text'; |
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}, |
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set: function xmlHttpRequestSetResponseType(value) { |
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if (value === 'text' || value === 'arraybuffer') { |
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this._responseType = value; |
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if (value === 'arraybuffer' && |
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typeof this.overrideMimeType === 'function') { |
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this.overrideMimeType('text/plain; charset=x-user-defined'); |
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} |
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} |
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} |
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}); |
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// Support: IE9
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// Support: IE9
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if (typeof VBArray !== 'undefined') { |
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if (typeof VBArray !== 'undefined') { |
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Object.defineProperty(xhrPrototype, 'response', { |
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Object.defineProperty(xhrPrototype, 'response', { |
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get: function xmlHttpRequestResponseGet() { |
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get: function xmlHttpRequestResponseGet() { |
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return new Uint8Array(new VBArray(this.responseBody).toArray()); |
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if (this.responseType === 'arraybuffer') { |
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return new Uint8Array(new VBArray(this.responseBody).toArray()); |
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} else { |
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return this.responseText; |
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} |
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} |
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} |
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}); |
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}); |
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return; |
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return; |
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} |
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} |
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// other browsers
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Object.defineProperty(xhrPrototype, 'response', { |
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function responseTypeSetter() { |
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get: function xmlHttpRequestResponseGet() { |
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// will be only called to set "arraybuffer"
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if (this.responseType !== 'arraybuffer') { |
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this.overrideMimeType('text/plain; charset=x-user-defined'); |
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return this.responseText; |
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} |
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} |
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if (typeof xhr.overrideMimeType === 'function') { |
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var text = this.responseText; |
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Object.defineProperty(xhrPrototype, 'responseType', |
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var i, n = text.length; |
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{ set: responseTypeSetter }); |
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var result = new Uint8Array(n); |
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} |
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for (i = 0; i < n; ++i) { |
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function responseGetter() { |
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result[i] = text.charCodeAt(i) & 0xFF; |
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var text = this.responseText; |
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} |
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var i, n = text.length; |
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return result.buffer; |
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var result = new Uint8Array(n); |
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for (i = 0; i < n; ++i) { |
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result[i] = text.charCodeAt(i) & 0xFF; |
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} |
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} |
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return result.buffer; |
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}); |
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} |
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Object.defineProperty(xhrPrototype, 'response', { get: responseGetter }); |
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})(); |
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})(); |
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// window.btoa (base64 encode function) ?
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// window.btoa (base64 encode function) ?
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@ -237,7 +251,7 @@ if (typeof PDFJS === 'undefined') { |
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'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; |
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'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; |
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window.atob = function (input) { |
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window.atob = function (input) { |
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input = input.replace(/=+$/, ''); |
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input = input.replace(/=+$/, ''); |
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if (input.length % 4 == 1) { |
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if (input.length % 4 === 1) { |
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throw new Error('bad atob input'); |
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throw new Error('bad atob input'); |
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} |
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} |
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for ( |
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for ( |
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@ -293,7 +307,7 @@ if (typeof PDFJS === 'undefined') { |
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var dataset = {}; |
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var dataset = {}; |
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for (var j = 0, jj = this.attributes.length; j < jj; j++) { |
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for (var j = 0, jj = this.attributes.length; j < jj; j++) { |
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var attribute = this.attributes[j]; |
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var attribute = this.attributes[j]; |
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if (attribute.name.substring(0, 5) != 'data-') { |
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if (attribute.name.substring(0, 5) !== 'data-') { |
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continue; |
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continue; |
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} |
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} |
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var key = attribute.name.substring(5).replace(/\-([a-z])/g, |
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var key = attribute.name.substring(5).replace(/\-([a-z])/g, |
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@ -416,7 +430,7 @@ if (typeof PDFJS === 'undefined') { |
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function isDisabled(node) { |
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function isDisabled(node) { |
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return node.disabled || (node.parentNode && isDisabled(node.parentNode)); |
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return node.disabled || (node.parentNode && isDisabled(node.parentNode)); |
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} |
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} |
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if (navigator.userAgent.indexOf('Opera') != -1) { |
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if (navigator.userAgent.indexOf('Opera') !== -1) { |
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// use browser detection since we cannot feature-check this bug
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// use browser detection since we cannot feature-check this bug
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document.addEventListener('click', ignoreIfTargetDisabled, true); |
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document.addEventListener('click', ignoreIfTargetDisabled, true); |
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} |
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} |
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@ -467,6 +481,7 @@ if (typeof PDFJS === 'undefined') { |
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if (isSafari || isOldAndroid) { |
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if (isSafari || isOldAndroid) { |
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PDFJS.disableRange = true; |
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PDFJS.disableRange = true; |
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PDFJS.disableStream = true; |
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} |
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} |
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})(); |
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})(); |
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@ -481,7 +496,7 @@ if (typeof PDFJS === 'undefined') { |
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} |
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} |
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})(); |
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})(); |
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// Support: IE<11, Chrome<21, Android<4.4
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// Support: IE<11, Chrome<21, Android<4.4, Safari<6
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(function checkSetPresenceInImageData() { |
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(function checkSetPresenceInImageData() { |
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// IE < 11 will use window.CanvasPixelArray which lacks set function.
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// IE < 11 will use window.CanvasPixelArray which lacks set function.
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if (window.CanvasPixelArray) { |
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if (window.CanvasPixelArray) { |
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@ -495,21 +510,21 @@ if (typeof PDFJS === 'undefined') { |
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} else { |
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} else { |
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// Old Chrome and Android use an inaccessible CanvasPixelArray prototype.
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// Old Chrome and Android use an inaccessible CanvasPixelArray prototype.
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// Because we cannot feature detect it, we rely on user agent parsing.
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// Because we cannot feature detect it, we rely on user agent parsing.
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var polyfill = false; |
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var polyfill = false, versionMatch; |
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if (navigator.userAgent.indexOf('Chrom') >= 0) { |
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if (navigator.userAgent.indexOf('Chrom') >= 0) { |
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var versionMatch = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./); |
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versionMatch = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./); |
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if (versionMatch && parseInt(versionMatch[2]) < 21) { |
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// Chrome < 21 lacks the set function.
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// Chrome < 21 lacks the set function.
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polyfill = versionMatch && parseInt(versionMatch[2]) < 21; |
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polyfill = true; |
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} |
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} else if (navigator.userAgent.indexOf('Android') >= 0) { |
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} else if (navigator.userAgent.indexOf('Android') >= 0) { |
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// Android < 4.4 lacks the set function.
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// Android < 4.4 lacks the set function.
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// Android >= 4.4 will contain Chrome in the user agent,
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// Android >= 4.4 will contain Chrome in the user agent,
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// thus pass the Chrome check above and not reach this block.
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// thus pass the Chrome check above and not reach this block.
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var isOldAndroid = /Android\s[0-4][^\d]/g.test(navigator.userAgent); |
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polyfill = /Android\s[0-4][^\d]/g.test(navigator.userAgent); |
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if (isOldAndroid) { |
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} else if (navigator.userAgent.indexOf('Safari') >= 0) { |
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polyfill = true; |
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versionMatch = navigator.userAgent. |
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} |
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match(/Version\/([0-9]+)\.([0-9]+)\.([0-9]+) Safari\//); |
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// Safari < 6 lacks the set function.
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polyfill = versionMatch && parseInt(versionMatch[1]) < 6; |
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} |
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} |
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if (polyfill) { |
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if (polyfill) { |
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Simon Eisenmann
11 years ago