Index: third_party/polymer/v1_0/components/iron-jsonp-library/iron-jsonp-library.html |
diff --git a/third_party/polymer/v1_0/components/iron-jsonp-library/iron-jsonp-library.html b/third_party/polymer/v1_0/components/iron-jsonp-library/iron-jsonp-library.html |
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--- a/third_party/polymer/v1_0/components/iron-jsonp-library/iron-jsonp-library.html |
+++ /dev/null |
@@ -1,257 +0,0 @@ |
-<!-- |
-@license |
-Copyright (c) 2015 The Polymer Project Authors. All rights reserved. |
-This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt |
-The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt |
-The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt |
-Code distributed by Google as part of the polymer project is also |
-subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt |
---> |
-<link rel="import" href="../polymer/polymer.html"> |
- |
-<script> |
-(function() { |
- "use strict"; |
- /** |
- `Polymer.IronJsonpLibraryBehavior` loads a jsonp library. |
- Multiple components can request same library, only one copy will load. |
- |
- Some libraries require a specific global function be defined. |
- If this is the case, specify the `callbackName` property. |
- |
- You should use an HTML Import to load library dependencies |
- when possible instead of using this element. |
- |
- @hero hero.svg |
- @polymerBehavior |
- */ |
- Polymer.IronJsonpLibraryBehavior = { |
- |
- properties: { |
- /** |
- * True if library has been successfully loaded |
- */ |
- libraryLoaded: { |
- type: Boolean, |
- value: false, |
- notify: true, |
- readOnly: true |
- }, |
- /** |
- * Not null if library has failed to load |
- */ |
- libraryErrorMessage: { |
- type: String, |
- value: null, |
- notify: true, |
- readOnly: true |
- } |
- // Following properties are to be set by behavior users |
- /** |
- * Library url. Must contain string `%%callback_name%%`. |
- * |
- * `%%callback_name%%` is a placeholder for jsonp wrapper function name |
- * |
- * Ex: https://maps.googleapis.com/maps/api/js?callback=%%callback%% |
- * @property libraryUrl |
- */ |
- /** |
- * Set if library requires specific callback name. |
- * Name will be automatically generated if not set. |
- * @property callbackName |
- */ |
- /** |
- * name of event to be emitted when library loads. Standard is `api-load` |
- * @property notifyEvent |
- */ |
- /** |
- * event with name specified in `notifyEvent` attribute |
- * will fire upon successful load2 |
- * @event `notifyEvent` |
- */ |
- }, |
- |
- _libraryLoadCallback: function(err, result) { |
- if (err) { |
- console.warn("Library load failed:", err.message); |
- this._setLibraryErrorMessage(err.message); |
- } |
- else { |
- this._setLibraryErrorMessage(null); |
- this._setLibraryLoaded(true); |
- if (this.notifyEvent) |
- this.fire( this.notifyEvent, result); |
- } |
- }, |
- |
- /** loads the library, and fires this.notifyEvent upon completion */ |
- _loadLibrary: function() { |
- LoaderMap.require( |
- this.libraryUrl, |
- this._libraryLoadCallback.bind(this), |
- this.callbackName |
- ); |
- }, |
- |
- ready: function() { |
- this._loadLibrary(); |
- } |
- }; |
- |
- /* |
- * LoaderMap keeps track of all Loaders |
- */ |
- var LoaderMap = { |
- apiMap: {}, // { hash -> Loader } |
- |
- /* |
- * @param {function} notifyCallback loaded callback fn(result) |
- * @param {string} jsonpCallbackName name of jsonpcallback. If API does not provide it, leave empty. Optional. |
- */ |
- require: function(url, notifyCallback, jsonpCallbackName) { |
- |
- // make hashable string form url |
- var name = this.nameFromUrl(url); |
- |
- // create a loader as needed |
- if (!this.apiMap[name]) |
- this.apiMap[name] = new Loader(name, url, jsonpCallbackName); |
- |
- // ask for notification |
- this.apiMap[name].requestNotify(notifyCallback); |
- }, |
- |
- nameFromUrl: function(url) { |
- return url.replace(/[\:\/\%\?\&\.\=\-\,]/g, '_') + '_api'; |
- } |
- }; |
- |
- var Loader = function(name, url, callbackName) { |
- this.notifiers = []; // array of notifyFn [ notifyFn* ] |
- |
- // callback is specified either as callback name |
- // or computed dynamically if url has callbackMacro in it |
- if (!callbackName) { |
- if (url.indexOf(this.callbackMacro) >= 0) { |
- callbackName = name + '_loaded'; |
- url = url.replace(this.callbackMacro, callbackName); |
- } else { |
- this.error = new Error('IronJsonpLibraryBehavior a %%callback_name%% parameter is required in libraryUrl'); |
- // TODO(sjmiles): we should probably fallback to listening to script.load |
- return; |
- } |
- } |
- this.callbackName = callbackName; |
- window[this.callbackName] = this.success.bind(this); |
- this.addScript(url); |
- }; |
- |
- Loader.prototype = { |
- |
- callbackMacro: '%%callback%%', |
- loaded: false, |
- |
- addScript: function(src) { |
- var script = document.createElement('script'); |
- script.src = src; |
- script.onerror = this.handleError.bind(this); |
- var s = document.querySelector('script') || document.body; |
- s.parentNode.insertBefore(script, s); |
- this.script = script; |
- }, |
- |
- removeScript: function() { |
- if (this.script.parentNode) { |
- this.script.parentNode.removeChild(this.script); |
- } |
- this.script = null; |
- }, |
- |
- handleError: function(ev) { |
- this.error = new Error("Library failed to load"); |
- this.notifyAll(); |
- this.cleanup(); |
- }, |
- |
- success: function() { |
- this.loaded = true; |
- this.result = Array.prototype.slice.call(arguments); |
- this.notifyAll(); |
- this.cleanup(); |
- }, |
- |
- cleanup: function() { |
- delete window[this.callbackName]; |
- }, |
- |
- notifyAll: function(notifyCallback) { |
- this.notifiers.forEach( function(notifyCallback) { |
- notifyCallback(this.error, this.result); |
- }.bind(this)); |
- this.notifiers = []; |
- }, |
- |
- requestNotify: function(notifyCallback) { |
- if (this.loaded || this.error) { |
- notifyCallback( this.error, this.result); |
- } else { |
- this.notifiers.push(notifyCallback); |
- } |
- } |
- }; |
-})(); |
-</script> |
- |
-<!-- |
- Loads specified jsonp library. |
- |
- Example: |
- |
- <iron-jsonp-library |
- library-url="https://apis.google.com/js/plusone.js?onload=%%callback%%" |
- notify-event="api-load" |
- library-loaded="{{loaded}}"></iron-jsonp-library> |
- |
- Will emit 'api-load' event when loaded, and set 'loaded' to true |
- |
- Implemented by Polymer.IronJsonpLibraryBehavior. Use it |
- to create specific library loader elements. |
- |
- @demo |
---> |
-<script> |
- Polymer({ |
- |
- is: 'iron-jsonp-library', |
- |
- behaviors: [ Polymer.IronJsonpLibraryBehavior ], |
- |
- properties: { |
- /** |
- * Library url. Must contain string `%%callback_name%%`. |
- * |
- * `%%callback_name%%` is a placeholder for jsonp wrapper function name |
- * |
- * Ex: https://maps.googleapis.com/maps/api/js?callback=%%callback%% |
- */ |
- libraryUrl: String, |
- /** |
- * Set if library requires specific callback name. |
- * Name will be automatically generated if not set. |
- */ |
- callbackName: String, |
- /** |
- * event with name specified in 'notifyEvent' attribute |
- * will fire upon successful load |
- */ |
- notifyEvent: String |
- /** |
- * event with name specified in 'notifyEvent' attribute |
- * will fire upon successful load |
- * @event `notifyEvent` |
- */ |
- |
- } |
- }); |
- |
-</script> |