rework genre views

dashboard-ui/bower_components/fetch/fetch.js

@@ -20,6 +20,28 @@
     arrayBuffer: 'ArrayBuffer' in self
   }
 
+  if (support.arrayBuffer) {
+    var viewClasses = [
+      '[object Int8Array]',
+      '[object Uint8Array]',
+      '[object Uint8ClampedArray]',
+      '[object Int16Array]',
+      '[object Uint16Array]',
+      '[object Int32Array]',
+      '[object Uint32Array]',
+      '[object Float32Array]',
+      '[object Float64Array]'
+    ]
+
+    var isDataView = function(obj) {
+      return obj && DataView.prototype.isPrototypeOf(obj)
+    }
+
+    var isArrayBufferView = ArrayBuffer.isView || function(obj) {
+      return obj && viewClasses.indexOf(Object.prototype.toString.call(obj)) > -1
+    }
+  }
+
   function normalizeName(name) {
     if (typeof name !== 'string') {
       name = String(name)
@@ -152,14 +174,26 @@
 
   function readBlobAsArrayBuffer(blob) {
     var reader = new FileReader()
+    var promise = fileReaderReady(reader)
     reader.readAsArrayBuffer(blob)
-    return fileReaderReady(reader)
+    return promise
   }
 
   function readBlobAsText(blob) {
     var reader = new FileReader()
+    var promise = fileReaderReady(reader)
     reader.readAsText(blob)
-    return fileReaderReady(reader)
+    return promise
+  }
+
+  function bufferClone(buf) {
+    if (buf.slice) {
+      return buf.slice(0)
+    } else {
+      var view = new Uint8Array(buf.byteLength)
+      view.set(new Uint8Array(buf))
+      return view.buffer
+    }
   }
 
   function Body() {
@@ -167,7 +201,9 @@
 
     this._initBody = function(body) {
       this._bodyInit = body
-      if (typeof body === 'string') {
+      if (!body) {
+        this._bodyText = ''
+      } else if (typeof body === 'string') {
         this._bodyText = body
       } else if (support.blob && Blob.prototype.isPrototypeOf(body)) {
         this._bodyBlob = body
@@ -175,11 +211,12 @@
         this._bodyFormData = body
       } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) {
         this._bodyText = body.toString()
-      } else if (!body) {
-        this._bodyText = ''
-      } else if (support.arrayBuffer && ArrayBuffer.prototype.isPrototypeOf(body)) {
-        // Only support ArrayBuffers for POST method.
-        // Receiving ArrayBuffers happens via Blobs, instead.
+      } else if (support.arrayBuffer && support.blob && isDataView(body)) {
+        this._bodyArrayBuffer = bufferClone(body.buffer)
+        // IE 10-11 can't handle a DataView body.
+        this._bodyInit = new Blob([this._bodyArrayBuffer])
+      } else if (support.arrayBuffer && (ArrayBuffer.prototype.isPrototypeOf(body) || isArrayBufferView(body))) {
+        this._bodyArrayBuffer = bufferClone(body)
       } else {
         throw new Error('unsupported BodyInit type')
       }
@@ -204,36 +241,43 @@
 
         if (this._bodyBlob) {
           return Promise.resolve(this._bodyBlob)
+        } else if (this._bodyArrayBuffer) {
+          return Promise.resolve(new Blob([this._bodyArrayBuffer]))
         } else if (this._bodyFormData) {
           throw new Error('could not read FormData body as blob')
         } else {
           return Promise.resolve(new Blob([this._bodyText]))
         }
       }
+    }
 
+    this.text = function() {
+      var rejected = consumed(this)
+      if (rejected) {
+        return rejected
+      }
+
+      if (this._bodyBlob) {
+        return readBlobAsText(this._bodyBlob)
+      } else if (this._bodyArrayBuffer) {
+        var view = new Uint8Array(this._bodyArrayBuffer)
+        var str = String.fromCharCode.apply(null, view)
+        return Promise.resolve(str)
+      } else if (this._bodyFormData) {
+        throw new Error('could not read FormData body as text')
+      } else {
+        return Promise.resolve(this._bodyText)
+      }
+    }
+
+    if (support.arrayBuffer) {
       this.arrayBuffer = function() {
-        return this.blob().then(readBlobAsArrayBuffer)
-      }
-
-      this.text = function() {
-        var rejected = consumed(this)
-        if (rejected) {
-          return rejected
-        }
-
-        if (this._bodyBlob) {
-          return readBlobAsText(this._bodyBlob)
-        } else if (this._bodyFormData) {
-          throw new Error('could not read FormData body as text')
+        if (this._bodyArrayBuffer) {
+          return consumed(this) || Promise.resolve(this._bodyArrayBuffer)
         } else {
-          return Promise.resolve(this._bodyText)
+          return this.blob().then(readBlobAsArrayBuffer)
         }
       }
-    } else {
-      this.text = function() {
-        var rejected = consumed(this)
-        return rejected ? rejected : Promise.resolve(this._bodyText)
-      }
     }
 
     if (support.formData) {
@@ -260,7 +304,10 @@
   function Request(input, options) {
     options = options || {}
     var body = options.body
-    if (Request.prototype.isPrototypeOf(input)) {
+
+    if (typeof input === 'string') {
+      this.url = input
+    } else {
       if (input.bodyUsed) {
         throw new TypeError('Already read')
       }
@@ -271,12 +318,10 @@
       }
       this.method = input.method
       this.mode = input.mode
-      if (!body) {
+      if (!body && input._bodyInit != null) {
         body = input._bodyInit
         input.bodyUsed = true
       }
-    } else {
-      this.url = input
     }
 
     this.credentials = options.credentials || this.credentials || 'omit'
@@ -294,7 +339,7 @@
   }
 
   Request.prototype.clone = function() {
-    return new Request(this)
+    return new Request(this, { body: this._bodyInit })
   }
 
   function decode(body) {
@@ -310,16 +355,17 @@
     return form
   }
 
-  function headers(xhr) {
-    var head = new Headers()
-    var pairs = (xhr.getAllResponseHeaders() || '').trim().split('\n')
-    pairs.forEach(function(header) {
-      var split = header.trim().split(':')
-      var key = split.shift().trim()
-      var value = split.join(':').trim()
-      head.append(key, value)
+  function parseHeaders(rawHeaders) {
+    var headers = new Headers()
+    rawHeaders.split('\r\n').forEach(function(line) {
+      var parts = line.split(':')
+      var key = parts.shift().trim()
+      if (key) {
+        var value = parts.join(':').trim()
+        headers.append(key, value)
+      }
     })
-    return head
+    return headers
   }
 
   Body.call(Request.prototype)
@@ -330,10 +376,10 @@
     }
 
     this.type = 'default'
-    this.status = options.status
+    this.status = 'status' in options ? options.status : 200
     this.ok = this.status >= 200 && this.status < 300
-    this.statusText = options.statusText
-    this.headers = options.headers instanceof Headers ? options.headers : new Headers(options.headers)
+    this.statusText = 'statusText' in options ? options.statusText : 'OK'
+    this.headers = new Headers(options.headers)
     this.url = options.url || ''
     this._initBody(bodyInit)
   }
@@ -371,35 +417,16 @@
 
   self.fetch = function(input, init) {
     return new Promise(function(resolve, reject) {
-      var request
-      if (Request.prototype.isPrototypeOf(input) && !init) {
-        request = input
-      } else {
-        request = new Request(input, init)
-      }
-
+      var request = new Request(input, init)
       var xhr = new XMLHttpRequest()
 
-      function responseURL() {
-        if ('responseURL' in xhr) {
-          return xhr.responseURL
-        }
-
-        // Avoid security warnings on getResponseHeader when not allowed by CORS
-        if (/^X-Request-URL:/m.test(xhr.getAllResponseHeaders())) {
-          return xhr.getResponseHeader('X-Request-URL')
-        }
-
-        return
-      }
-
       xhr.onload = function() {
         var options = {
           status: xhr.status,
           statusText: xhr.statusText,
-          headers: headers(xhr),
-          url: responseURL()
+          headers: parseHeaders(xhr.getAllResponseHeaders() || '')
         }
+        options.url = 'responseURL' in xhr ? xhr.responseURL : options.headers.get('X-Request-URL')
         var body = 'response' in xhr ? xhr.response : xhr.responseText
         resolve(new Response(body, options))
       }