40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
(function () {
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function install (Vue) {
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var setWechatTitle = function (title, img) {
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if (title === undefined || window.document.title === title) {
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return
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}
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document.title = title
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var mobile = navigator.userAgent.toLowerCase()
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if (/iphone|ipad|ipod/.test(mobile)) {
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var iframe = document.createElement('iframe')
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iframe.style.display = 'none'
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// 替换成站标favicon路径或者任意存在的较小的图片即可，支付宝小程序引用默认空白的base64图片会有安全警告
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var _img = /alipay/.test(mobile) ? img : (img || 'data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7');
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_img && iframe.setAttribute('src', _img)
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var iframeCallback = function () {
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setTimeout(function () {
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iframe.removeEventListener('load', iframeCallback)
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document.body.removeChild(iframe)
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}, 0)
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}
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iframe.addEventListener('load', iframeCallback)
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document.body.appendChild(iframe)
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}
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}
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Vue.directive('wechat-title', function (el, binding) {
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setWechatTitle(binding.value, el.getAttribute('img-set') || null)
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})
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}
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if (typeof exports === 'object') {
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module.exports = install
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} else if (typeof define === 'function' && define.amd) {
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define([], function () {
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return install
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})
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} else if (window.Vue) {
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Vue.use(install)
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}
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})()
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