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72 lines
1.9 KiB
72 lines
1.9 KiB
5 months ago
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var staticStrUndefined = require('./staticStrUndefined')
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var staticDocument = require('./staticDocument')
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var staticWindow = require('./staticWindow')
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var assign = require('./assign')
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var arrayEach = require('./arrayEach')
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/* eslint-disable valid-typeof */
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function isBrowseStorage (storage) {
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try {
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var testKey = '__xe_t'
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storage.setItem(testKey, 1)
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storage.removeItem(testKey)
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return true
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} catch (e) {
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return false
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}
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}
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function isBrowseType (type) {
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return navigator.userAgent.indexOf(type) > -1
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}
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/**
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* 获取浏览器内核
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* @return Object
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*/
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function browse () {
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var $body, isChrome, isEdge
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var isMobile = false
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var isLocalStorage = false
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var isSessionStorage = false
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var result = {
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isNode: false,
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isMobile: isMobile,
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isPC: false,
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isDoc: !!staticDocument
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}
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if (!staticWindow && typeof process !== staticStrUndefined) {
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result.isNode = true
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} else {
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isEdge = isBrowseType('Edge')
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isChrome = isBrowseType('Chrome')
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isMobile = /(Android|webOS|iPhone|iPad|iPod|SymbianOS|BlackBerry|Windows Phone)/.test(navigator.userAgent)
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if (result.isDoc) {
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$body = staticDocument.body || staticDocument.documentElement
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arrayEach(['webkit', 'khtml', 'moz', 'ms', 'o'], function (core) {
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result['-' + core] = !!$body[core + 'MatchesSelector']
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})
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}
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try {
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isLocalStorage = isBrowseStorage(staticWindow.localStorage)
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} catch(e) {}
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try {
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isSessionStorage = isBrowseStorage(staticWindow.sessionStorage)
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} catch(e) {}
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assign(result, {
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edge: isEdge,
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firefox: isBrowseType('Firefox'),
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msie: !isEdge && result['-ms'],
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safari: !isChrome && !isEdge && isBrowseType('Safari'),
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isMobile: isMobile,
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isPC: !isMobile,
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isLocalStorage: isLocalStorage,
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isSessionStorage: isSessionStorage
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})
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}
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return result
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}
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module.exports = browse
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