224 lines
6.4 KiB
Go
224 lines
6.4 KiB
Go
package main
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import (
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"html/template"
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"path"
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"strings"
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"github.com/oauth2-proxy/oauth2-proxy/v7/pkg/logger"
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)
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func loadTemplates(dir string) *template.Template {
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if dir == "" {
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return getTemplates()
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}
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logger.Printf("using custom template directory %q", dir)
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funcMap := template.FuncMap{
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"ToUpper": strings.ToUpper,
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"ToLower": strings.ToLower,
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}
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t, err := template.New("").Funcs(funcMap).ParseFiles(path.Join(dir, "sign_in.html"), path.Join(dir, "error.html"))
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if err != nil {
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logger.Fatalf("failed parsing template %s", err)
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}
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return t
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}
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func getTemplates() *template.Template {
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t, err := template.New("foo").Parse(`{{define "sign_in.html"}}
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<!DOCTYPE html>
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<html lang="en" charset="utf-8">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
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<title>Sign In</title>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.1/css/bulma.min.css">
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<style>
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body {
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height: 100vh;
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}
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.sign-in-box {
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max-width: 400px;
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margin: 1.25rem auto;
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}
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footer a {
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text-decoration: underline;
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}
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</style>
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<script>
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if (window.location.hash) {
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(function() {
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var inputs = document.getElementsByName('rd');
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for (var i = 0; i < inputs.length; i++) {
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// Add hash, but make sure it is only added once
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var idx = inputs[i].value.indexOf('#');
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if (idx >= 0) {
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// Remove existing hash from URL
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inputs[i].value = inputs[i].value.substr(0, idx);
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}
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inputs[i].value += window.location.hash;
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}
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})();
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}
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</script>
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</head>
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<body class="has-background-light">
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<section class="section">
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<div class="box block sign-in-box has-text-centered">
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<form method="GET" action="{{.ProxyPrefix}}/start">
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<input type="hidden" name="rd" value="{{.Redirect}}">
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{{ if .SignInMessage }}
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<p class="block">{{.SignInMessage}}</p>
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{{ end}}
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<button type="submit" class="button block is-primary">Sign in with {{.ProviderName}}</button>
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</form>
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{{ if .CustomLogin }}
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<hr>
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<form method="POST" action="{{.ProxyPrefix}}/sign_in" class="block">
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<input type="hidden" name="rd" value="{{.Redirect}}">
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<div class="field">
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<label class="label" for="username">Username</label>
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<div class="control">
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<input class="input" type="email" placeholder="e.g. userx@example.com" name="username" id="username">
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</div>
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</div>
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<div class="field">
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<label class="label" for="password">Password</label>
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<div class="control">
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<input class="input" type="password" placeholder="********" name="password" id="password">
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</div>
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</div>
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<button class="button is-primary">Sign in</button>
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{{ end }}
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</form>
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</div>
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</section>
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<footer class="footer has-text-grey has-background-light is-size-7">
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<div class="content has-text-centered">
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{{ if eq .Footer "-" }}
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{{ else if eq .Footer ""}}
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<p>Secured with <a href="https://github.com/oauth2-proxy/oauth2-proxy#oauth2_proxy" class="has-text-grey">OAuth2 Proxy</a> version {{.Version}}</p>
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{{ else }}
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<p>{{.Footer}}</p>
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{{ end }}
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</div>
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</footer>
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</body>
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</html>
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{{end}}`)
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if err != nil {
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logger.Fatalf("failed parsing template %s", err)
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}
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t, err = t.Parse(`{{define "error.html"}}
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<!DOCTYPE html>
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<html lang="en" charset="utf-8">
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
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<title>{{.StatusCode}} {{.Title}}</title>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.1/css/bulma.min.css">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.2/css/all.min.css">
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<script type="text/javascript">
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document.addEventListener('DOMContentLoaded', function() {
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let cardToggles = document.getElementsByClassName('card-toggle');
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for (let i = 0; i < cardToggles.length; i++) {
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cardToggles[i].addEventListener('click', e => {
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e.currentTarget.parentElement.parentElement.childNodes[3].classList.toggle('is-hidden');
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});
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}
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});
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</script>
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<style>
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body {
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height: 100vh;
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}
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.error-box {
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margin: 1.25rem auto;
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max-width: 600px;
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}
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.status-code {
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font-size: 12rem;
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font-weight: 600;
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}
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#more-info.card {
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border: 1px solid #f0f0f0;
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}
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footer a {
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text-decoration: underline;
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}
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</style>
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</head>
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<body class="has-background-light">
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<section class="section">
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<div class="box block error-box has-text-centered">
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<div class="status-code">{{.StatusCode}}</div>
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<div class="block">
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<h1 class="subtitle is-1">{{.Title}}</h1>
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</div>
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{{ if .Message }}
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<div id="more-info" class="block card is-fullwidth is-shadowless">
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<header class="card-header is-shadowless">
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<p class="card-header-title">More Info</p>
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<a class="card-header-icon card-toggle">
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<i class="fa fa-angle-down"></i>
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</a>
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</header>
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<div class="card-content has-text-left is-hidden">
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<div class="content">
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{{.Message}}
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</div>
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</div>
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</div>
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{{ end }}
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<hr>
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<div class="columns">
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<div class="column">
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<form method="GET" action="{{.Redirect}}">
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<button type="submit" class="button is-danger is-fullwidth">Go back</button>
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</form>
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</div>
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<div class="column">
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<form method="GET" action="{{.ProxyPrefix}}/sign_in">
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<input type="hidden" name="rd" value="{{.Redirect}}">
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<button type="submit" class="button is-primary is-fullwidth">Sign in</button>
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</form>
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</div>
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</div>
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</div>
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</section>
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<footer class="footer has-text-grey has-background-light is-size-7">
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<div class="content has-text-centered">
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{{ if eq .Footer "-" }}
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{{ else if eq .Footer ""}}
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<p>Secured with <a href="https://github.com/oauth2-proxy/oauth2-proxy#oauth2_proxy" class="has-text-grey">OAuth2 Proxy</a> version {{.Version}}</p>
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{{ else }}
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<p>{{.Footer}}</p>
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{{ end }}
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</div>
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</footer>
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</body>
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</html>
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{{end}}`)
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if err != nil {
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logger.Fatalf("failed parsing template %s", err)
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}
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return t
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}
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