Add polymer 1.0 to npm_modules

polymer_1.0.4/bower_components/cors-upload-sample/upload.js

Index: polymer_1.0.4/bower_components/cors-upload-sample/upload.js
diff --git a/polymer_1.0.4/bower_components/cors-upload-sample/upload.js b/polymer_1.0.4/bower_components/cors-upload-sample/upload.js
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index 0000000000000000000000000000000000000000..cc867a1c51154e90e2b093864ca5b0c7a0ddaba2
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+/**
+ * Helper for implementing retries with backoff. Initial retry
+ * delay is 1 second, increasing by 2x (+jitter) for subsequent retries
+ *
+ * @constructor
+ */
+var RetryHandler = function() {
+  this.interval = 1000; // Start at one second
+  this.maxInterval = 60 * 1000; // Don't wait longer than a minute 
+};
+
+/**
+ * Invoke the function after waiting
+ *
+ * @param {function} fn Function to invoke
+ */
+RetryHandler.prototype.retry = function(fn) {
+  setTimeout(fn, this.interval);
+  this.interval = this.nextInterval_();
+};
+
+/**
+ * Reset the counter (e.g. after successful request.)
+ */
+RetryHandler.prototype.reset = function() {
+  this.interval = 1000;
+};
+
+/**
+ * Calculate the next wait time.
+ * @return {number} Next wait interval, in milliseconds
+ *
+ * @private
+ */
+RetryHandler.prototype.nextInterval_ = function() {
+  var interval = this.interval * 2 + this.getRandomInt_(0, 1000);
+  return Math.min(interval, this.maxInterval);
+};
+
+/**
+ * Get a random int in the range of min to max. Used to add jitter to wait times.
+ *
+ * @param {number} min Lower bounds
+ * @param {number} max Upper bounds
+ * @private
+ */
+RetryHandler.prototype.getRandomInt_ = function(min, max) {
+  return Math.floor(Math.random() * (max - min + 1) + min);
+};
+
+
+/**
+ * Helper class for resumable uploads using XHR/CORS. Can upload any Blob-like item, whether
+ * files or in-memory constructs.
+ *
+ * @example
+ * var content = new Blob(["Hello world"], {"type": "text/plain"});
+ * var uploader = new MediaUploader({
+ *   file: content,
+ *   token: accessToken,
+ *   onComplete: function(data) { ... }
+ *   onError: function(data) { ... }
+ * });
+ * uploader.upload();
+ *
+ * @constructor
+ * @param {object} options Hash of options
+ * @param {string} options.token Access token
+ * @param {blob} options.file Blob-like item to upload
+ * @param {string} [options.fileId] ID of file if replacing
+ * @param {object} [options.params] Additional query parameters
+ * @param {string} [options.contentType] Content-type, if overriding the type of the blob.
+ * @param {object} [options.metadata] File metadata
+ * @param {function} [options.onComplete] Callback for when upload is complete
+ * @param {function} [options.onProgress] Callback for status for the in-progress upload
+ * @param {function} [options.onError] Callback if upload fails
+ */
+var MediaUploader = function(options) {
+  var noop = function() {};
+  this.file = options.file;
+  this.contentType = options.contentType || this.file.type || 'application/octet-stream';
+  this.metadata = options.metadata || {
+    'title': this.file.name,
+    'mimeType': this.contentType
+  };
+  this.token = options.token;
+  this.onComplete = options.onComplete || noop;
+  this.onProgress = options.onProgress || noop;
+  this.onError = options.onError || noop;
+  this.offset = options.offset || 0;
+  this.chunkSize = options.chunkSize || 0;
+  this.retryHandler = new RetryHandler();
+
+  this.url = options.url;
+  if (!this.url) {
+    var params = options.params || {};
+    params.uploadType = 'resumable';
+    this.url = this.buildUrl_(options.fileId, params, options.baseUrl);
+  }
+  this.httpMethod = options.fileId ? 'PUT' : 'POST';
+};
+
+/**
+ * Initiate the upload.
+ */
+MediaUploader.prototype.upload = function() {
+  var self = this;
+  var xhr = new XMLHttpRequest();
+
+  xhr.open(this.httpMethod, this.url, true);
+  xhr.setRequestHeader('Authorization', 'Bearer ' + this.token);
+  xhr.setRequestHeader('Content-Type', 'application/json');
+  xhr.setRequestHeader('X-Upload-Content-Length', this.file.size);
+  xhr.setRequestHeader('X-Upload-Content-Type', this.contentType);
+
+  xhr.onload = function(e) {
+    if (e.target.status < 400) {
+      var location = e.target.getResponseHeader('Location');
+      this.url = location;
+      this.sendFile_();
+    } else {
+      this.onUploadError_(e);
+    }
+  }.bind(this);
+  xhr.onerror = this.onUploadError_.bind(this);
+  xhr.send(JSON.stringify(this.metadata));
+};
+
+/**
+ * Send the actual file content.
+ *
+ * @private
+ */
+MediaUploader.prototype.sendFile_ = function() {
+  var content = this.file;
+  var end = this.file.size;
+
+  if (this.offset || this.chunkSize) {
+    // Only bother to slice the file if we're either resuming or uploading in chunks
+    if (this.chunkSize) {
+      end = Math.min(this.offset + this.chunkSize, this.file.size);
+    }
+    content = content.slice(this.offset, end);
+  }
+
+  var xhr = new XMLHttpRequest();
+  xhr.open('PUT', this.url, true);
+  xhr.setRequestHeader('Content-Type', this.contentType);
+  xhr.setRequestHeader('Content-Range', "bytes " + this.offset + "-" + (end - 1) + "/" + this.file.size);
+  xhr.setRequestHeader('X-Upload-Content-Type', this.file.type);
+  if (xhr.upload) {
+    xhr.upload.addEventListener('progress', this.onProgress);
+  }
+  xhr.onload = this.onContentUploadSuccess_.bind(this);
+  xhr.onerror = this.onContentUploadError_.bind(this);
+  xhr.send(content);
+};
+
+/**
+ * Query for the state of the file for resumption.
+ *
+ * @private
+ */
+MediaUploader.prototype.resume_ = function() {
+  var xhr = new XMLHttpRequest();
+  xhr.open('PUT', this.url, true);
+  xhr.setRequestHeader('Content-Range', "bytes */" + this.file.size);
+  xhr.setRequestHeader('X-Upload-Content-Type', this.file.type);
+  if (xhr.upload) {
+    xhr.upload.addEventListener('progress', this.onProgress);
+  }
+  xhr.onload = this.onContentUploadSuccess_.bind(this);
+  xhr.onerror = this.onContentUploadError_.bind(this);
+  xhr.send();
+};
+
+/**
+ * Extract the last saved range if available in the request.
+ *
+ * @param {XMLHttpRequest} xhr Request object
+ */
+MediaUploader.prototype.extractRange_ = function(xhr) {
+  var range = xhr.getResponseHeader('Range');
+  if (range) {
+    this.offset = parseInt(range.match(/\d+/g).pop(), 10) + 1;
+  }
+};
+
+/**
+ * Handle successful responses for uploads. Depending on the context,
+ * may continue with uploading the next chunk of the file or, if complete,
+ * invokes the caller's callback.
+ *
+ * @private
+ * @param {object} e XHR event
+ */
+MediaUploader.prototype.onContentUploadSuccess_ = function(e) {
+  if (e.target.status == 200 || e.target.status == 201) {
+    this.onComplete(e.target.response);
+  } else if (e.target.status == 308) {
+    this.extractRange_(e.target);
+    this.retryHandler.reset();
+    this.sendFile_();
+  }
+};
+
+/**
+ * Handles errors for uploads. Either retries or aborts depending
+ * on the error.
+ *
+ * @private
+ * @param {object} e XHR event
+ */
+MediaUploader.prototype.onContentUploadError_ = function(e) {
+  if (e.target.status && e.target.status < 500) {
+    this.onError(e.target.response);
+  } else {
+    this.retryHandler.retry(this.resume_.bind(this));
+  }
+};
+
+/**
+ * Handles errors for the initial request.
+ *
+ * @private
+ * @param {object} e XHR event
+ */
+MediaUploader.prototype.onUploadError_ = function(e) {
+  this.onError(e.target.response); // TODO - Retries for initial upload
+};
+
+/**
+ * Construct a query string from a hash/object
+ *
+ * @private
+ * @param {object} [params] Key/value pairs for query string
+ * @return {string} query string
+ */
+MediaUploader.prototype.buildQuery_ = function(params) {
+  params = params || {};
+  return Object.keys(params).map(function(key) {
+    return encodeURIComponent(key) + '=' + encodeURIComponent(params[key]);
+  }).join('&');
+};
+
+/**
+ * Build the drive upload URL
+ *
+ * @private
+ * @param {string} [id] File ID if replacing
+ * @param {object} [params] Query parameters
+ * @return {string} URL
+ */
+MediaUploader.prototype.buildUrl_ = function(id, params, baseUrl) {
+  var url = baseUrl || 'https://www.googleapis.com/upload/drive/v2/files/';
+  if (id) {
+    url += id;
+  }
+  var query = this.buildQuery_(params);
+  if (query) {
+    url += '?' + query;
+  }
+  return url;
+};
+
+
+