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87 lines
2.0 KiB
JavaScript
Vendored
87 lines
2.0 KiB
JavaScript
Vendored
/**
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* 将服务器资源路径转换为本地资源路径
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* @type {(function(*): (*))|*}
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*/
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const convertLocalResourcePath = (() => {
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let initialized = false
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let appPreUrl = null
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let serverPreUrl = null
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let urlRegex = null
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// 将 escapeRegExp 移到闭包内部
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const escapeRegExp = (string) => {
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return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
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}
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// 初始化函数
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const initialize = () => {
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if (initialized) return
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// 设置应用前缀URL
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if ($A.isEEUIApp || $A.isElectron) {
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appPreUrl = window.location.origin + "/"
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}
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// 如果没有特殊前缀,提前返回
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if (!appPreUrl) return
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// 获取服务器URL
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serverPreUrl = $A.mainUrl()
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const escapedPreUrl = escapeRegExp(serverPreUrl)
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// 固定的模式
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const patterns = [
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'images/',
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// 可以继续添加其他路径...
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]
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// 计算转义后的模式
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const escapedPatterns = patterns.map(pattern => escapeRegExp(pattern))
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// 编译正则表达式
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urlRegex = new RegExp(`${escapedPreUrl}(${escapedPatterns.join('|')})`)
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initialized = true
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}
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// 返回实际的处理函数
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return (url) => {
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// 第一次调用时初始化
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initialize()
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// 如果没有特殊前缀,直接返回原URL
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if (!appPreUrl) {
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return url
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}
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// 正则判断必须是 gif、icns、ico、jpg、jpeg、png、svg 结尾
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if (!/\.(jpe?g|webp|png|gif|icns|ico|svg)$/i.test(url)) {
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return url
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}
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if (urlRegex.test(url)) {
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return url.replace(serverPreUrl, appPreUrl)
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}
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return url
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}
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})()
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/**
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* 是否是本地URL
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* @param url
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* @returns {*}
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*/
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const isLocalHost = (url) => {
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if (!url) {
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return false
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}
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try {
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const uri = new URL(url)
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return uri.hostname == "localhost"
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} catch (e) {
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return false
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}
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}
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export {convertLocalResourcePath, isLocalHost}
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