selenium-webdriver
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The official WebDriver JavaScript bindings from the Selenium project
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<meta charset="UTF-8"><meta http-equiv="Content-Language" content="en" /><title>engine.js</title><link href="../../../../../dossier.css" rel="stylesheet" type="text/css"><div id="main-wrapper"><input type="checkbox" id="sidenav-toggle" /><main><header><h1>lib/goog/labs/useragent/engine.js</h1></header><pre><table class="srcfile"><tbody><tr><td><a name="l1" href="#l1">1</a><td>// Copyright 2013 The Closure Library Authors. All Rights Reserved.<tr><td><a name="l2" href="#l2">2</a><td>//<tr><td><a name="l3" href="#l3">3</a><td>// Licensed under the Apache License, Version 2.0 (the "License");<tr><td><a name="l4" href="#l4">4</a><td>// you may not use this file except in compliance with the License.<tr><td><a name="l5" href="#l5">5</a><td>// You may obtain a copy of the License at<tr><td><a name="l6" href="#l6">6</a><td>//<tr><td><a name="l7" href="#l7">7</a><td>// http://www.apache.org/licenses/LICENSE-2.0<tr><td><a name="l8" href="#l8">8</a><td>//<tr><td><a name="l9" href="#l9">9</a><td>// Unless required by applicable law or agreed to in writing, software<tr><td><a name="l10" href="#l10">10</a><td>// distributed under the License is distributed on an "AS-IS" BASIS,<tr><td><a name="l11" href="#l11">11</a><td>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<tr><td><a name="l12" href="#l12">12</a><td>// See the License for the specific language governing permissions and<tr><td><a name="l13" href="#l13">13</a><td>// limitations under the License.<tr><td><a name="l14" href="#l14">14</a><td><tr><td><a name="l15" href="#l15">15</a><td>/**<tr><td><a name="l16" href="#l16">16</a><td> * @fileoverview Closure user agent detection.<tr><td><a name="l17" href="#l17">17</a><td> * @see http://en.wikipedia.org/wiki/User_agent<tr><td><a name="l18" href="#l18">18</a><td> * For more information on browser brand, platform, or device see the other<tr><td><a name="l19" href="#l19">19</a><td> * sub-namespaces in goog.labs.userAgent (browser, platform, and device).<tr><td><a name="l20" href="#l20">20</a><td> *<tr><td><a name="l21" href="#l21">21</a><td> */<tr><td><a name="l22" href="#l22">22</a><td><tr><td><a name="l23" href="#l23">23</a><td>goog.provide('goog.labs.userAgent.engine');<tr><td><a name="l24" href="#l24">24</a><td><tr><td><a name="l25" href="#l25">25</a><td>goog.require('goog.array');<tr><td><a name="l26" href="#l26">26</a><td>goog.require('goog.labs.userAgent.util');<tr><td><a name="l27" href="#l27">27</a><td>goog.require('goog.string');<tr><td><a name="l28" href="#l28">28</a><td><tr><td><a name="l29" href="#l29">29</a><td><tr><td><a name="l30" href="#l30">30</a><td>/**<tr><td><a name="l31" href="#l31">31</a><td> * @return {boolean} Whether the rendering engine is Presto.<tr><td><a name="l32" href="#l32">32</a><td> */<tr><td><a name="l33" href="#l33">33</a><td>goog.labs.userAgent.engine.isPresto = function() {<tr><td><a name="l34" href="#l34">34</a><td> return goog.labs.userAgent.util.matchUserAgent('Presto');<tr><td><a name="l35" href="#l35">35</a><td>};<tr><td><a name="l36" href="#l36">36</a><td><tr><td><a name="l37" href="#l37">37</a><td><tr><td><a name="l38" href="#l38">38</a><td>/**<tr><td><a name="l39" href="#l39">39</a><td> * @return {boolean} Whether the rendering engine is Trident.<tr><td><a name="l40" href="#l40">40</a><td> */<tr><td><a name="l41" href="#l41">41</a><td>goog.labs.userAgent.engine.isTrident = function() {<tr><td><a name="l42" href="#l42">42</a><td> // IE only started including the Trident token in IE8.<tr><td><a name="l43" href="#l43">43</a><td> return goog.labs.userAgent.util.matchUserAgent('Trident') ||<tr><td><a name="l44" href="#l44">44</a><td> goog.labs.userAgent.util.matchUserAgent('MSIE');<tr><td><a name="l45" href="#l45">45</a><td>};<tr><td><a name="l46" href="#l46">46</a><td><tr><td><a name="l47" href="#l47">47</a><td><tr><td><a name="l48" href="#l48">48</a><td>/**<tr><td><a name="l49" href="#l49">49</a><td> * @return {boolean} Whether the rendering engine is WebKit.<tr><td><a name="l50" href="#l50">50</a><td> */<tr><td><a name="l51" href="#l51">51</a><td>goog.labs.userAgent.engine.isWebKit = function() {<tr><td><a name="l52" href="#l52">52</a><td> return goog.labs.userAgent.util.matchUserAgentIgnoreCase('WebKit');<tr><td><a name="l53" href="#l53">53</a><td>};<tr><td><a name="l54" href="#l54">54</a><td><tr><td><a name="l55" href="#l55">55</a><td><tr><td><a name="l56" href="#l56">56</a><td>/**<tr><td><a name="l57" href="#l57">57</a><td> * @return {boolean} Whether the rendering engine is Gecko.<tr><td><a name="l58" href="#l58">58</a><td> */<tr><td><a name="l59" href="#l59">59</a><td>goog.labs.userAgent.engine.isGecko = function() {<tr><td><a name="l60" href="#l60">60</a><td> return goog.labs.userAgent.util.matchUserAgent('Gecko') &&<tr><td><a name="l61" href="#l61">61</a><td> !goog.labs.userAgent.engine.isWebKit() &&<tr><td><a name="l62" href="#l62">62</a><td> !goog.labs.userAgent.engine.isTrident();<tr><td><a name="l63" href="#l63">63</a><td>};<tr><td><a name="l64" href="#l64">64</a><td><tr><td><a name="l65" href="#l65">65</a><td><tr><td><a name="l66" href="#l66">66</a><td>/**<tr><td><a name="l67" href="#l67">67</a><td> * @return {string} The rendering engine's version or empty string if version<tr><td><a name="l68" href="#l68">68</a><td> * can't be determined.<tr><td><a name="l69" href="#l69">69</a><td> */<tr><td><a name="l70" href="#l70">70</a><td>goog.labs.userAgent.engine.getVersion = function() {<tr><td><a name="l71" href="#l71">71</a><td> var userAgentString = goog.labs.userAgent.util.getUserAgent();<tr><td><a name="l72" href="#l72">72</a><td> if (userAgentString) {<tr><td><a name="l73" href="#l73">73</a><td> var tuples = goog.labs.userAgent.util.extractVersionTuples(<tr><td><a name="l74" href="#l74">74</a><td> userAgentString);<tr><td><a name="l75" href="#l75">75</a><td><tr><td><a name="l76" href="#l76">76</a><td> var engineTuple = tuples[1];<tr><td><a name="l77" href="#l77">77</a><td> if (engineTuple) {<tr><td><a name="l78" href="#l78">78</a><td> // In Gecko, the version string is either in the browser info or the<tr><td><a name="l79" href="#l79">79</a><td> // Firefox version. See Gecko user agent string reference:<tr><td><a name="l80" href="#l80">80</a><td> // http://goo.gl/mULqa<tr><td><a name="l81" href="#l81">81</a><td> if (engineTuple[0] == 'Gecko') {<tr><td><a name="l82" href="#l82">82</a><td> return goog.labs.userAgent.engine.getVersionForKey_(<tr><td><a name="l83" href="#l83">83</a><td> tuples, 'Firefox');<tr><td><a name="l84" href="#l84">84</a><td> }<tr><td><a name="l85" href="#l85">85</a><td><tr><td><a name="l86" href="#l86">86</a><td> return engineTuple[1];<tr><td><a name="l87" href="#l87">87</a><td> }<tr><td><a name="l88" href="#l88">88</a><td><tr><td><a name="l89" href="#l89">89</a><td> // IE has only one version identifier, and the Trident version is<tr><td><a name="l90" href="#l90">90</a><td> // specified in the parenthetical.<tr><td><a name="l91" href="#l91">91</a><td> var browserTuple = tuples[0];<tr><td><a name="l92" href="#l92">92</a><td> var info;<tr><td><a name="l93" href="#l93">93</a><td> if (browserTuple && (info = browserTuple[2])) {<tr><td><a name="l94" href="#l94">94</a><td> var match = /Trident\/([^\s;]+)/.exec(info);<tr><td><a name="l95" href="#l95">95</a><td> if (match) {<tr><td><a name="l96" href="#l96">96</a><td> return match[1];<tr><td><a name="l97" href="#l97">97</a><td> }<tr><td><a name="l98" href="#l98">98</a><td> }<tr><td><a name="l99" href="#l99">99</a><td> }<tr><td><a name="l100" href="#l100">100</a><td> return '';<tr><td><a name="l101" href="#l101">101</a><td>};<tr><td><a name="l102" href="#l102">102</a><td><tr><td><a name="l103" href="#l103">103</a><td><tr><td><a name="l104" href="#l104">104</a><td>/**<tr><td><a name="l105" href="#l105">105</a><td> * @param {string|number} version The version to check.<tr><td><a name="l106" href="#l106">106</a><td> * @return {boolean} Whether the rendering engine version is higher or the same<tr><td><a name="l107" href="#l107">107</a><td> * as the given version.<tr><td><a name="l108" href="#l108">108</a><td> */<tr><td><a name="l109" href="#l109">109</a><td>goog.labs.userAgent.engine.isVersionOrHigher = function(version) {<tr><td><a name="l110" href="#l110">110</a><td> return goog.string.compareVersions(goog.labs.userAgent.engine.getVersion(),<tr><td><a name="l111" href="#l111">111</a><td> version) >= 0;<tr><td><a name="l112" href="#l112">112</a><td>};<tr><td><a name="l113" href="#l113">113</a><td><tr><td><a name="l114" href="#l114">114</a><td><tr><td><a name="l115" href="#l115">115</a><td>/**<tr><td><a name="l116" href="#l116">116</a><td> * @param {!Array.<!Array.<string>>} tuples Version tuples.<tr><td><a name="l117" href="#l117">117</a><td> * @param {string} key The key to look for.<tr><td><a name="l118" href="#l118">118</a><td> * @return {string} The version string of the given key, if present.<tr><td><a name="l119" href="#l119">119</a><td> * Otherwise, the empty string.<tr><td><a name="l120" href="#l120">120</a><td> * @private<tr><td><a name="l121" href="#l121">121</a><td> */<tr><td><a name="l122" href="#l122">122</a><td>goog.labs.userAgent.engine.getVersionForKey_ = function(tuples, key) {<tr><td><a name="l123" href="#l123">123</a><td> // TODO(nnaze): Move to util if useful elsewhere.<tr><td><a name="l124" href="#l124">124</a><td><tr><td><a name="l125" href="#l125">125</a><td> var pair = goog.array.find(tuples, function(pair) {<tr><td><a name="l126" href="#l126">126</a><td> return key == pair[0];<tr><td><a name="l127" href="#l127">127</a><td> });<tr><td><a name="l128" href="#l128">128</a><td><tr><td><a name="l129" href="#l129">129</a><td> return pair && pair[1] || '';<tr><td><a name="l130" href="#l130">130</a><td>};</table></pre></main><nav id="topnav"><div><div id="menubutton"><label for="sidenav-toggle">Menu</label></div><form id="searchbox"><div><input type="search" placeholder="Search" tabindex="1"></div></form></div></nav><nav id="sidenav"><input type="checkbox" id="sidenav-types-ctrl" /><input type="checkbox" id="sidenav-files-ctrl" /><input type="checkbox" id="sidenav-modules-ctrl" /><a id="sidenav-overview"><div><h4>Overview</h4></div></a><div id="sidenav-types"><label for="sidenav-types-ctrl"><h4>Types</h4></label><i>Loading</i></div><div id="sidenav-modules"><label for="sidenav-modules-ctrl"><h4>Modules</h4></label><i>Loading</i></div><div id="sidenav-files"><label for="sidenav-files-ctrl"><h4>Files</h4></label><i>Loading</i></div><a href="license.html"><div><h4>License</h4></div></a></nav><div id="push-footer"></div></div><footer><a href="https://github.com/jleyba/js-dossier">Generated by dossier</a></footer><script src="../../../../../types.js"></script><script src="../../../../../dossier.js"></script>