yangxiangyuan
74 lines
2.9 KiB
JavaScript
74 lines
2.9 KiB
JavaScript
;(function(){
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var of = window.fetch
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window.fetch = function(u, o){ o = o || {}; if (!o.credentials) o.credentials = 'include'; return of(u, o) }
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function ensureOverlay(){
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var el = document.getElementById('authOverlay')
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if (el) return el
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el = document.createElement('div')
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el.id = 'authOverlay'
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el.style.position = 'fixed'
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el.style.left = '0'
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el.style.top = '0'
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el.style.width = '100%'
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el.style.height = '100%'
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el.style.background = 'rgba(0,0,0,0.6)'
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el.style.display = 'none'
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el.style.alignItems = 'center'
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el.style.justifyContent = 'center'
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el.style.zIndex = '9999'
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var box = document.createElement('div')
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box.style.background = '#fff'
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box.style.borderRadius = '8px'
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box.style.padding = '16px'
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box.style.boxShadow = '0 6px 24px rgba(0,0,0,0.25)'
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box.style.minWidth = '280px'
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var t = document.createElement('div')
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t.textContent = '鉴权失败'
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t.style.fontSize = '18px'
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t.style.marginBottom = '8px'
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var b = document.createElement('button')
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b.id = 'btnRecheck'
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b.textContent = '重新校验'
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b.style.padding = '8px 12px'
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b.style.border = '1px solid #999'
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b.style.borderRadius = '4px'
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b.style.background = '#f7f7f7'
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box.appendChild(t); box.appendChild(b)
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el.appendChild(box)
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document.body.appendChild(el)
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return el
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}
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function show(){
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ensureOverlay().style.display = 'flex'
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var main = document.querySelector('.container')
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if (main) main.style.display = 'none'
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}
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function hide(){
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var el = ensureOverlay()
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el.style.display = 'none'
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var main = document.querySelector('.container')
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if (main) main.style.display = 'block'
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}
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function removeTokenFromUrl(){
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var q = location.search || ''
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if (q.indexOf('token=') >= 0) {
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var sp = new URLSearchParams(q)
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sp.delete('token')
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var nu = location.pathname + (sp.toString() ? ('?' + sp.toString()) : '') + location.hash
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history.replaceState(null, '', nu)
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}
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}
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function handshake(){ return fetch('/api/psc/auth/handshake').then(function(r){ if(!r.ok) throw 0 }) }
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function start(cfg){
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if (!cfg || !cfg.enableCookieAuth) return
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var params = new URLSearchParams(location.search||'')
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var tk = params.get('token')
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var p = tk ? fetch('/api/psc/auth/token?token=' + encodeURIComponent(tk)).then(function(r){ if(r.ok) removeTokenFromUrl() }).catch(function(){}) : Promise.resolve()
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p.then(function(){ handshake().then(function(){ hide() }).catch(function(){ show() }) })
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var btn = document.getElementById('btnRecheck')
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if (btn) btn.onclick = function(){ handshake().then(function(){ hide() }).catch(function(){ show() }) }
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}
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function loadCfg(){ return fetch('auth_config.json').then(function(r){ return r.json() }).catch(function(){ return { enableCookieAuth: true } }) }
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document.addEventListener('DOMContentLoaded', function(){ loadCfg().then(start) })
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})()
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