mirror of
https://github.com/google/blockly.git
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78 lines
2.8 KiB
JavaScript
78 lines
2.8 KiB
JavaScript
/**
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* @license
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* Visual Blocks Editor
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*
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* Copyright 2019 Google Inc.
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* https://developers.google.com/blockly/
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @fileoverview Useragent detection.
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* @author fraser@google.com (Neil Fraser)
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*/
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'use strict';
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/**
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* @name Blockly.userAgent
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* @namespace
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*/
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goog.provide('Blockly.userAgent');
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(function(raw) {
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Blockly.userAgent.raw = raw;
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var rawUpper = Blockly.userAgent.raw.toUpperCase();
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/**
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* Case-insensitive test of whether name is in the useragent string.
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* @param {string} name Name to test.
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* @return {boolean} True if name is present.
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*/
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function has(name) {
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return rawUpper.indexOf(name.toUpperCase()) != -1;
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}
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// Browsers. Logic from:
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// https://github.com/google/closure-library/blob/master/closure/goog/labs/useragent/browser.js
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Blockly.userAgent.IE = has('Trident') || has('MSIE');
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Blockly.userAgent.EDGE = has('Edge');
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// Useragent for JavaFX:
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// Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.44
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// (KHTML, like Gecko) JavaFX/8.0 Safari/537.44
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Blockly.userAgent.JAVA_FX = has('JavaFX');
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// Engines. Logic from:
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// https://github.com/google/closure-library/blob/master/closure/goog/labs/useragent/engine.js
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Blockly.userAgent.WEBKIT = has('WebKit') && !Blockly.userAgent.EDGE;
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Blockly.userAgent.GECKO = has('Gecko') && !Blockly.userAgent.WEBKIT &&
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!Blockly.userAgent.IE && !Blockly.userAgent.EDGE;
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// Platforms. Logic from:
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// https://github.com/google/closure-library/blob/master/closure/goog/labs/useragent/platform.js
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Blockly.userAgent.ANDROID = has('Android');
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Blockly.userAgent.IPAD = has('iPad');
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Blockly.userAgent.IPOD = has('iPod');
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Blockly.userAgent.IPHONE = has('iPhone') &&
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!Blockly.userAgent.IPAD && !Blockly.userAgent.IPOD;
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Blockly.userAgent.MAC = has('Macintosh');
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// Devices. Logic from:
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// https://github.com/google/closure-library/blob/master/closure/goog/labs/useragent/device.js
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Blockly.userAgent.TABLET = Blockly.userAgent.IPAD ||
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(Blockly.userAgent.ANDROID && !has('Mobile')) || has('Silk');
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Blockly.userAgent.MOBILE = !Blockly.userAgent.TABLET &&
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(Blockly.userAgent.IPOD || Blockly.userAgent.IPHONE ||
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Blockly.userAgent.ANDROID || has('IEMobile'));
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})((this.navigator && this.navigator.userAgent) || '');
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