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web/assets/blueimp-canvas-to-blob/js/canvas-to-blob.js

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+/*
+ * JavaScript Canvas to Blob
+ * https://github.com/blueimp/JavaScript-Canvas-to-Blob
+ *
+ * Copyright 2012, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * https://opensource.org/licenses/MIT
+ *
+ * Based on stackoverflow user Stoive's code snippet:
+ * http://stackoverflow.com/q/4998908
+ */
+
+/* global define, Uint8Array, ArrayBuffer, module */
+
+;(function (window) {
+  'use strict'
+
+  var CanvasPrototype =
+    window.HTMLCanvasElement && window.HTMLCanvasElement.prototype
+  var hasBlobConstructor =
+    window.Blob &&
+    (function () {
+      try {
+        return Boolean(new Blob())
+      } catch (e) {
+        return false
+      }
+    })()
+  var hasArrayBufferViewSupport =
+    hasBlobConstructor &&
+    window.Uint8Array &&
+    (function () {
+      try {
+        return new Blob([new Uint8Array(100)]).size === 100
+      } catch (e) {
+        return false
+      }
+    })()
+  var BlobBuilder =
+    window.BlobBuilder ||
+    window.WebKitBlobBuilder ||
+    window.MozBlobBuilder ||
+    window.MSBlobBuilder
+  var dataURIPattern = /^data:((.*?)(;charset=.*?)?)(;base64)?,/
+  var dataURLtoBlob =
+    (hasBlobConstructor || BlobBuilder) &&
+    window.atob &&
+    window.ArrayBuffer &&
+    window.Uint8Array &&
+    function (dataURI) {
+      var matches,
+        mediaType,
+        isBase64,
+        dataString,
+        byteString,
+        arrayBuffer,
+        intArray,
+        i,
+        bb
+      // Parse the dataURI components as per RFC 2397
+      matches = dataURI.match(dataURIPattern)
+      if (!matches) {
+        throw new Error('invalid data URI')
+      }
+      // Default to text/plain;charset=US-ASCII
+      mediaType = matches[2]
+        ? matches[1]
+        : 'text/plain' + (matches[3] || ';charset=US-ASCII')
+      isBase64 = !!matches[4]
+      dataString = dataURI.slice(matches[0].length)
+      if (isBase64) {
+        // Convert base64 to raw binary data held in a string:
+        byteString = atob(dataString)
+      } else {
+        // Convert base64/URLEncoded data component to raw binary:
+        byteString = decodeURIComponent(dataString)
+      }
+      // Write the bytes of the string to an ArrayBuffer:
+      arrayBuffer = new ArrayBuffer(byteString.length)
+      intArray = new Uint8Array(arrayBuffer)
+      for (i = 0; i < byteString.length; i += 1) {
+        intArray[i] = byteString.charCodeAt(i)
+      }
+      // Write the ArrayBuffer (or ArrayBufferView) to a blob:
+      if (hasBlobConstructor) {
+        return new Blob([hasArrayBufferViewSupport ? intArray : arrayBuffer], {
+          type: mediaType
+        })
+      }
+      bb = new BlobBuilder()
+      bb.append(arrayBuffer)
+      return bb.getBlob(mediaType)
+    }
+  if (window.HTMLCanvasElement && !CanvasPrototype.toBlob) {
+    if (CanvasPrototype.mozGetAsFile) {
+      CanvasPrototype.toBlob = function (callback, type, quality) {
+        var self = this
+        setTimeout(function () {
+          if (quality && CanvasPrototype.toDataURL && dataURLtoBlob) {
+            callback(dataURLtoBlob(self.toDataURL(type, quality)))
+          } else {
+            callback(self.mozGetAsFile('blob', type))
+          }
+        })
+      }
+    } else if (CanvasPrototype.toDataURL && dataURLtoBlob) {
+      if (CanvasPrototype.msToBlob) {
+        CanvasPrototype.toBlob = function (callback, type, quality) {
+          var self = this
+          setTimeout(function () {
+            if (
+              ((type && type !== 'image/png') || quality) &&
+              CanvasPrototype.toDataURL &&
+              dataURLtoBlob
+            ) {
+              callback(dataURLtoBlob(self.toDataURL(type, quality)))
+            } else {
+              callback(self.msToBlob(type))
+            }
+          })
+        }
+      } else {
+        CanvasPrototype.toBlob = function (callback, type, quality) {
+          var self = this
+          setTimeout(function () {
+            callback(dataURLtoBlob(self.toDataURL(type, quality)))
+          })
+        }
+      }
+    }
+  }
+  if (typeof define === 'function' && define.amd) {
+    define(function () {
+      return dataURLtoBlob
+    })
+  } else if (typeof module === 'object' && module.exports) {
+    module.exports = dataURLtoBlob
+  } else {
+    window.dataURLtoBlob = dataURLtoBlob
+  }
+})(window)

web/assets/blueimp-canvas-to-blob/js/canvas-to-blob.min.js

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+!function(t){"use strict";var a=t.HTMLCanvasElement&&t.HTMLCanvasElement.prototype,b=t.Blob&&function(){try{return Boolean(new Blob)}catch(t){return!1}}(),f=b&&t.Uint8Array&&function(){try{return 100===new Blob([new Uint8Array(100)]).size}catch(t){return!1}}(),B=t.BlobBuilder||t.WebKitBlobBuilder||t.MozBlobBuilder||t.MSBlobBuilder,s=/^data:((.*?)(;charset=.*?)?)(;base64)?,/,r=(b||B)&&t.atob&&t.ArrayBuffer&&t.Uint8Array&&function(t){var e,o,n,a,r,i,l,u,c=t.match(s);if(!c)throw new Error("invalid data URI");for(e=c[2]?c[1]:"text/plain"+(c[3]||";charset=US-ASCII"),o=!!c[4],n=t.slice(c[0].length),a=(o?atob:decodeURIComponent)(n),r=new ArrayBuffer(a.length),i=new Uint8Array(r),l=0;l<a.length;l+=1)i[l]=a.charCodeAt(l);return b?new Blob([f?i:r],{type:e}):((u=new B).append(r),u.getBlob(e))};t.HTMLCanvasElement&&!a.toBlob&&(a.mozGetAsFile?a.toBlob=function(t,e,o){var n=this;setTimeout(function(){o&&a.toDataURL&&r?t(r(n.toDataURL(e,o))):t(n.mozGetAsFile("blob",e))})}:a.toDataURL&&r&&(a.msToBlob?a.toBlob=function(t,e,o){var n=this;setTimeout(function(){(e&&"image/png"!==e||o)&&a.toDataURL&&r?t(r(n.toDataURL(e,o))):t(n.msToBlob(e))})}:a.toBlob=function(t,e,o){var n=this;setTimeout(function(){t(r(n.toDataURL(e,o)))})})),"function"==typeof define&&define.amd?define(function(){return r}):"object"==typeof module&&module.exports?module.exports=r:t.dataURLtoBlob=r}(window);
+//# sourceMappingURL=canvas-to-blob.min.js.map

web/assets/blueimp-canvas-to-blob/js/canvas-to-blob.min.js.map

@@ -0,0 +1 @@
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