Detail page in web UI
This commit is contained in:
Philipp Heckel
parent
c01c94c64c
commit
43c9a92748
6 changed files with 329 additions and 36 deletions
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@ -1,3 +1,4 @@
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{{- /*gotype: heckel.io/ntfy/server.indexPage*/ -}}
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<!DOCTYPE html>
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<html lang="en">
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<head>
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@ -27,12 +28,16 @@
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<meta property="og:description" content="ntfy is a simple HTTP-based pub-sub notification service. It allows you to send desktop notifications via scripts from any computer, entirely without signup or cost. Made with ❤ by Philipp C. Heckel, Apache License 2.0, source at https://heckel.io/ntfy." />
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<meta property="og:image" content="/static/img/ntfy.png" />
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<meta property="og:url" content="https://ntfy.sh" />
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{{if .Topic}}
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<!-- Never index topic page -->
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<meta name="robots" content="noindex, nofollow" />
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{{end}}
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</head>
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<body>
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<div id="main">
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<h1><img src="static/img/ntfy.png" alt="ntfy"/><br/>ntfy.sh - simple HTTP-based pub-sub</h1>
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<div id="main"{{if .Topic}} style="display: none"{{end}}>
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<h1><img src="static/img/ntfy.png" alt="ntfy"/><br/>ntfy.sh | simple HTTP-based pub-sub</h1>
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<p>
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<b>ntfy</b> (pronounce: <i>notify</i>) is a simple HTTP-based <a href="https://en.wikipedia.org/wiki/Publish%E2%80%93subscribe_pattern">pub-sub</a> notification service.
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<b>Ntfy</b> (pronounce: <i>notify</i>) is a simple HTTP-based <a href="https://en.wikipedia.org/wiki/Publish%E2%80%93subscribe_pattern">pub-sub</a> notification service.
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It allows you to send notifications <a href="https://play.google.com/store/apps/details?id=io.heckel.ntfy">to your phone</a> or desktop via scripts from any computer,
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entirely <b>without signup or cost</b>. It's also <a href="https://github.com/binwiederhier/ntfy">open source</a> if you want to run your own.
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</p>
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@ -79,7 +84,7 @@
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<form id="subscribeForm">
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<p>
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<b>Topic:</b><br/>
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<input type="text" id="topicField" autocomplete="off" placeholder="Topic name, e.g. phil_alerts" pattern="[-_A-Za-z]{1,64}" />
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<input type="text" id="topicField" autocomplete="off" placeholder="Topic name, e.g. phil_alerts" maxlength="64" pattern="[-_A-Za-z0-9]{1,64}" />
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<button id="subscribeButton">Subscribe</button>
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</p>
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<p id="topicsHeader"><b>Subscribed topics:</b></p>
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@ -209,6 +214,31 @@
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<center id="ironicCenterTagDontFreakOut"><i>Made with ❤️ by <a href="https://heckel.io">Philipp C. Heckel</a></i></center>
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</div>
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<div id="detail"{{if not .Topic}} style="display: none"{{end}}>
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<div id="detailMain">
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<button id="detailCloseButton"><img src="static/img/close_black_24dp.svg"/></button>
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<h1><img src="static/img/ntfy.png" alt="ntfy"/><br/><span id="detailTitle"></span></h1>
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<p class="smallMarginBottom">
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<b>Ntfy</b> is a simple HTTP-based pub-sub notification service. This is a Ntfy topic.
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To send notifications to it, simply PUT or POST to the topic URL. Here's an example using <tt>curl</tt>:
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</p>
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<code>
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curl -d "Backup failed" <span id="detailTopicUrl"></span>
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</code>
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<p id="detailNotificationsDisallowed">
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If you'd like to receive desktop notifications when new messages arrive on this topic, you have
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<a href="#" onclick="return requestPermission()">grant the browser permission</a> to show notifications.
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Click the link to do so.
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</p>
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<p class="smallMarginBottom">
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<b>Recent notifications</b> (cached for {{.CacheDuration}}):
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</p>
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<p id="detailNoNotifications">
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<i>You haven't received any notifications for this topic yet.</i>
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</p>
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<div id="detailEventsList"></div>
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</div>
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</div>
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<script src="static/js/app.js"></script>
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</body>
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</html>
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@ -11,6 +11,8 @@ import (
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"fmt"
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"google.golang.org/api/option"
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"heckel.io/ntfy/config"
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"heckel.io/ntfy/util"
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"html/template"
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"io"
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"log"
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"net"
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@ -46,20 +48,26 @@ func (e errHTTP) Error() string {
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return fmt.Sprintf("http: %s", e.Status)
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}
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type indexPage struct {
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Topic string
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CacheDuration string
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}
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const (
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messageLimit = 512
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)
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var (
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topicRegex = regexp.MustCompile(`^/[^/]+$`)
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jsonRegex = regexp.MustCompile(`^/[^/]+/json$`)
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sseRegex = regexp.MustCompile(`^/[^/]+/sse$`)
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rawRegex = regexp.MustCompile(`^/[^/]+/raw$`)
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topicRegex = regexp.MustCompile(`^/[-_A-Za-z0-9]{1,64}$`) // Regex must match JS & Android app!
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jsonRegex = regexp.MustCompile(`^/[-_A-Za-z0-9]{1,64}/json$`)
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sseRegex = regexp.MustCompile(`^/[-_A-Za-z0-9]{1,64}/sse$`)
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rawRegex = regexp.MustCompile(`^/[-_A-Za-z0-9]{1,64}/raw$`)
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staticRegex = regexp.MustCompile(`^/static/.+`)
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//go:embed "index.html"
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indexSource string
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//go:embed "index.gohtml"
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indexSource string
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indexTemplate = template.Must(template.New("index").Parse(indexSource))
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//go:embed static
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webStaticFs embed.FS
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@ -159,7 +167,7 @@ func (s *Server) handle(w http.ResponseWriter, r *http.Request) {
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}
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func (s *Server) handleInternal(w http.ResponseWriter, r *http.Request) error {
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if r.Method == http.MethodGet && r.URL.Path == "/" {
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if r.Method == http.MethodGet && (r.URL.Path == "/" || topicRegex.MatchString(r.URL.Path)) {
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return s.handleHome(w, r)
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} else if r.Method == http.MethodHead && r.URL.Path == "/" {
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return s.handleEmpty(w, r)
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@ -180,8 +188,10 @@ func (s *Server) handleInternal(w http.ResponseWriter, r *http.Request) error {
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}
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func (s *Server) handleHome(w http.ResponseWriter, r *http.Request) error {
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_, err := io.WriteString(w, indexSource)
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return err
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return indexTemplate.Execute(w, &indexPage{
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Topic: r.URL.Path[1:],
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CacheDuration: util.DurationToHuman(s.config.CacheDuration),
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})
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}
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func (s *Server) handleEmpty(w http.ResponseWriter, r *http.Request) error {
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@ -6,6 +6,12 @@ html, body {
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font-size: 1.1em;
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}
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html {
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/* prevent scrollbar from repositioning website:
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* https://www.w3docs.com/snippets/css/how-to-prevent-scrollbar-from-repositioning-web-page.html */
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overflow-y: scroll;
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}
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a, a:visited {
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color: #3a9784;
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}
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@ -107,7 +113,7 @@ button:hover {
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ul {
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padding-left: 1em;
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list-style-type: none;
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list-style-type: circle;
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padding-bottom: 0;
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margin: 0;
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}
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@ -146,7 +152,6 @@ li {
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#subscribeBox ul {
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margin: 0;
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padding: 0;
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}
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#subscribeBox li {
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@ -160,6 +165,10 @@ li {
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vertical-align: bottom;
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}
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#subscribeBox li a {
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padding: 0 5px 0 0;
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}
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#subscribeBox button {
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font-size: 0.8em;
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background: #3a9784;
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@ -202,7 +211,6 @@ li {
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#subscribeBox ul {
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margin: 0;
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padding: 0;
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}
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#subscribeBox input {
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@ -228,6 +236,10 @@ li {
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vertical-align: bottom;
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}
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#subscribeBox li a {
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padding: 0 5px 0 0;
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}
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#subscribeBox button {
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font-size: 0.7em;
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background: #3a9784;
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@ -240,7 +252,62 @@ li {
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#subscribeBox button:hover {
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background: #317f6f;
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}
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}
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/** Detail view */
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#detail {
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display: none;
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position: absolute;
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z-index: 1;
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left: 8px;
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right: 8px;
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top: 0;
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bottom: 0;
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background: white;
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}
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#detail .detailDate {
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color: #888;
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font-size: 0.9em;
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}
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#detail .detailMessage {
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margin-bottom: 20px;
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font-size: 1.1em;
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}
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#detail #detailMain {
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max-width: 900px;
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margin: 0 auto 50px auto;
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position: relative; /* required for close button's "position: absolute" */
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}
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#detail #detailCloseButton {
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background: #eee;
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border-radius: 5px;
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border: none;
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padding: 5px;
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position: absolute;
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right: 0;
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top: 10px;
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display: block;
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}
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#detail #detailCloseButton:hover {
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padding: 5px;
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background: #ccc;
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}
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#detail #detailCloseButton img {
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display: block; /* get rid of the weird bottom border */
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}
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#detail #detailNotificationsDisallowed {
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display: none;
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color: darkred;
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}
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#detail #events {
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max-width: 900px;
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margin: 0 auto 50px auto;
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}
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1
server/static/img/close_black_24dp.svg
Normal file
1
server/static/img/close_black_24dp.svg
Normal file
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@ -0,0 +1 @@
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<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12 19 6.41z"/></svg>
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After Width: | Height: | Size: 268 B |
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@ -10,36 +10,50 @@
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/* All the things */
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let topics = {};
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let currentTopic = "";
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let currentTopicUnsubscribeOnClose = false;
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/* Main view */
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const main = document.getElementById("main");
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const topicsHeader = document.getElementById("topicsHeader");
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const topicsList = document.getElementById("topicsList");
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const topicField = document.getElementById("topicField");
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const notifySound = document.getElementById("notifySound");
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const subscribeButton = document.getElementById("subscribeButton");
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const errorField = document.getElementById("error");
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const originalTitle = document.title;
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/* Detail view */
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const detailView = document.getElementById("detail");
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const detailTitle = document.getElementById("detailTitle");
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const detailEventsList = document.getElementById("detailEventsList");
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const detailTopicUrl = document.getElementById("detailTopicUrl");
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const detailNoNotifications = document.getElementById("detailNoNotifications");
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const detailCloseButton = document.getElementById("detailCloseButton");
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const detailNotificationsDisallowed = document.getElementById("detailNotificationsDisallowed");
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const subscribe = (topic) => {
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if (Notification.permission !== "granted") {
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Notification.requestPermission().then((permission) => {
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if (permission === "granted") {
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subscribeInternal(topic, 0);
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subscribeInternal(topic, true, 0);
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} else {
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showNotificationDeniedError();
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}
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});
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} else {
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subscribeInternal(topic, 0);
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subscribeInternal(topic, true,0);
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}
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};
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const subscribeInternal = (topic, delaySec) => {
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const subscribeInternal = (topic, persist, delaySec) => {
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setTimeout(() => {
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// Render list entry
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let topicEntry = document.getElementById(`topic-${topic}`);
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if (!topicEntry) {
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topicEntry = document.createElement('li');
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topicEntry.id = `topic-${topic}`;
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topicEntry.innerHTML = `${topic} <button onclick="test('${topic}'); return false;"> <img src="static/img/send_black_24dp.svg"> Test</button> <button onclick="unsubscribe('${topic}'); return false;"> <img src="static/img/clear_black_24dp.svg"> Unsubscribe</button>`;
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topicEntry.innerHTML = `<a href="/${topic}" onclick="return showDetail('${topic}')">${topic}</a> <button onclick="test('${topic}'); return false;"> <img src="static/img/send_black_24dp.svg"> Test</button> <button onclick="unsubscribe('${topic}'); return false;"> <img src="static/img/clear_black_24dp.svg"> Unsubscribe</button>`;
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topicsList.appendChild(topicEntry);
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}
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topicsHeader.style.display = '';
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@ -47,30 +61,47 @@ const subscribeInternal = (topic, delaySec) => {
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// Open event source
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let eventSource = new EventSource(`${topic}/sse`);
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eventSource.onopen = () => {
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topicEntry.innerHTML = `${topic} <button onclick="test('${topic}'); return false;"> <img src="static/img/send_black_24dp.svg"> Test</button> <button onclick="unsubscribe('${topic}'); return false;"> <img src="static/img/clear_black_24dp.svg"> Unsubscribe</button>`;
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topicEntry.innerHTML = `<a href="/${topic}" onclick="return showDetail('${topic}')">${topic}</a> <button onclick="test('${topic}'); return false;"> <img src="static/img/send_black_24dp.svg"> Test</button> <button onclick="unsubscribe('${topic}'); return false;"> <img src="static/img/clear_black_24dp.svg"> Unsubscribe</button>`;
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delaySec = 0; // Reset on successful connection
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};
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eventSource.onerror = (e) => {
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topicEntry.innerHTML = `${topic} <i>(Reconnecting)</i> <button disabled="disabled">Test</button> <button onclick="unsubscribe('${topic}'); return false;">Unsubscribe</button>`;
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topicEntry.innerHTML = `<a href="/${topic}" onclick="return showDetail('${topic}')">${topic}</a> <i>(Reconnecting)</i> <button disabled="disabled">Test</button> <button onclick="unsubscribe('${topic}'); return false;">Unsubscribe</button>`;
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eventSource.close();
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const newDelaySec = (delaySec + 5 <= 15) ? delaySec + 5 : 15;
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subscribeInternal(topic, newDelaySec);
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subscribeInternal(topic, persist, newDelaySec);
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};
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eventSource.onmessage = (e) => {
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const event = JSON.parse(e.data);
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notifySound.play();
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new Notification(`${location.host}/${topic}`, {
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body: event.message,
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icon: '/static/img/favicon.png'
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});
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topics[topic]['messages'].push(event);
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topics[topic]['messages'].sort((a, b) => { return a.time < b.time; }) // Newest first
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if (currentTopic === topic) {
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rerenderDetailView();
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}
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if (Notification.permission === "granted") {
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notifySound.play();
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new Notification(`${location.host}/${topic}`, {
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body: event.message,
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icon: '/static/img/favicon.png'
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});
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}
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};
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topics[topic] = eventSource;
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localStorage.setItem('topics', JSON.stringify(Object.keys(topics)));
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topics[topic] = {
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'eventSource': eventSource,
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'messages': [],
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'persist': persist
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};
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fetchCachedMessages(topic).then(() => {
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if (currentTopic === topic) {
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rerenderDetailView();
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}
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})
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let persistedTopicKeys = Object.keys(topics).filter(t => topics[t].persist);
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localStorage.setItem('topics', JSON.stringify(persistedTopicKeys));
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}, delaySec * 1000);
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};
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const unsubscribe = (topic) => {
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topics[topic].close();
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topics[topic]['eventSource'].close();
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delete topics[topic];
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localStorage.setItem('topics', JSON.stringify(Object.keys(topics)));
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document.getElementById(`topic-${topic}`).remove();
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@ -83,7 +114,79 @@ const test = (topic) => {
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fetch(`/${topic}`, {
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method: 'PUT',
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body: `This is a test notification sent by the ntfy.sh Web UI at ${new Date().toString()}.`
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});
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};
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const fetchCachedMessages = async (topic) => {
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const topicJsonUrl = `/${topic}/json?poll=1&since=12h`; // Poll!
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for await (let line of makeTextFileLineIterator(topicJsonUrl)) {
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const message = JSON.parse(line);
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topics[topic]['messages'].push(message);
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}
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topics[topic]['messages'].sort((a, b) => { return a.time < b.time; }) // Newest first
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};
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const showDetail = (topic) => {
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currentTopic = topic;
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history.replaceState(topic, `ntfy.sh/${topic}`, `/${topic}`);
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window.scrollTo(0, 0);
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rerenderDetailView();
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return false;
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};
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const rerenderDetailView = () => {
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detailTitle.innerHTML = `ntfy.sh/${currentTopic}`; // document.location.replaceAll(..)
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detailTopicUrl.innerHTML = `ntfy.sh/${currentTopic}`;
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while (detailEventsList.firstChild) {
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detailEventsList.removeChild(detailEventsList.firstChild);
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}
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topics[currentTopic]['messages'].forEach(m => {
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let dateDiv = document.createElement('div');
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let messageDiv = document.createElement('div');
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let eventDiv = document.createElement('div');
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dateDiv.classList.add('detailDate');
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dateDiv.innerHTML = new Date(m.time * 1000).toLocaleString();
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messageDiv.classList.add('detailMessage');
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messageDiv.innerText = m.message;
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eventDiv.appendChild(dateDiv);
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eventDiv.appendChild(messageDiv);
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detailEventsList.appendChild(eventDiv);
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})
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if (topics[currentTopic]['messages'].length === 0) {
|
||||
detailNoNotifications.style.display = '';
|
||||
} else {
|
||||
detailNoNotifications.style.display = 'none';
|
||||
}
|
||||
if (Notification.permission === "granted") {
|
||||
detailNotificationsDisallowed.style.display = 'none';
|
||||
} else {
|
||||
detailNotificationsDisallowed.style.display = 'block';
|
||||
}
|
||||
detailView.style.display = 'block';
|
||||
main.style.display = 'none';
|
||||
};
|
||||
|
||||
const hideDetailView = () => {
|
||||
if (currentTopicUnsubscribeOnClose) {
|
||||
unsubscribe(currentTopic);
|
||||
currentTopicUnsubscribeOnClose = false;
|
||||
}
|
||||
currentTopic = "";
|
||||
history.replaceState('', originalTitle, '/');
|
||||
detailView.style.display = 'none';
|
||||
main.style.display = '';
|
||||
return false;
|
||||
};
|
||||
|
||||
const requestPermission = () => {
|
||||
if (Notification.permission !== "granted") {
|
||||
Notification.requestPermission().then((permission) => {
|
||||
if (permission === "granted") {
|
||||
detailNotificationsDisallowed.style.display = 'none';
|
||||
}
|
||||
});
|
||||
}
|
||||
return false;
|
||||
};
|
||||
|
||||
const showError = (msg) => {
|
||||
|
|
@ -100,7 +203,39 @@ const showNotificationDeniedError = () => {
|
|||
showError("You have blocked desktop notifications for this website. Please unblock them and refresh to use the web-based desktop notifications.");
|
||||
};
|
||||
|
||||
subscribeButton.onclick = function () {
|
||||
// From: https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API/Using_Fetch
|
||||
async function* makeTextFileLineIterator(fileURL) {
|
||||
const utf8Decoder = new TextDecoder('utf-8');
|
||||
const response = await fetch(fileURL);
|
||||
const reader = response.body.getReader();
|
||||
let { value: chunk, done: readerDone } = await reader.read();
|
||||
chunk = chunk ? utf8Decoder.decode(chunk) : '';
|
||||
|
||||
const re = /\n|\r|\r\n/gm;
|
||||
let startIndex = 0;
|
||||
let result;
|
||||
|
||||
for (;;) {
|
||||
let result = re.exec(chunk);
|
||||
if (!result) {
|
||||
if (readerDone) {
|
||||
break;
|
||||
}
|
||||
let remainder = chunk.substr(startIndex);
|
||||
({ value: chunk, done: readerDone } = await reader.read());
|
||||
chunk = remainder + (chunk ? utf8Decoder.decode(chunk) : '');
|
||||
startIndex = re.lastIndex = 0;
|
||||
continue;
|
||||
}
|
||||
yield chunk.substring(startIndex, result.index);
|
||||
startIndex = re.lastIndex;
|
||||
}
|
||||
if (startIndex < chunk.length) {
|
||||
yield chunk.substr(startIndex); // last line didn't end in a newline char
|
||||
}
|
||||
}
|
||||
|
||||
subscribeButton.onclick = () => {
|
||||
if (!topicField.value) {
|
||||
return false;
|
||||
}
|
||||
|
|
@ -109,6 +244,10 @@ subscribeButton.onclick = function () {
|
|||
return false;
|
||||
};
|
||||
|
||||
detailCloseButton.onclick = () => {
|
||||
hideDetailView();
|
||||
};
|
||||
|
||||
// Disable Web UI if notifications of EventSource are not available
|
||||
if (!window["Notification"] || !window["EventSource"]) {
|
||||
showBrowserIncompatibleError();
|
||||
|
|
@ -119,14 +258,27 @@ if (!window["Notification"] || !window["EventSource"]) {
|
|||
// Reset UI
|
||||
topicField.value = "";
|
||||
|
||||
// (Temporarily) subscribe topic if we navigated to /sometopic URL
|
||||
const match = location.pathname.match(/^\/([-_a-zA-Z0-9]{1,64})$/) // Regex must match Go & Android app!
|
||||
if (match) {
|
||||
currentTopic = match[1];
|
||||
subscribeInternal(currentTopic, false,0);
|
||||
}
|
||||
|
||||
// Restore topics
|
||||
const storedTopics = localStorage.getItem('topics');
|
||||
if (storedTopics && Notification.permission === "granted") {
|
||||
const storedTopicsArray = JSON.parse(storedTopics)
|
||||
storedTopicsArray.forEach((topic) => { subscribeInternal(topic, 0); });
|
||||
if (storedTopics) {
|
||||
const storedTopicsArray = JSON.parse(storedTopics);
|
||||
storedTopicsArray.forEach((topic) => { subscribeInternal(topic, true, 0); });
|
||||
if (storedTopicsArray.length === 0) {
|
||||
topicsHeader.style.display = 'none';
|
||||
}
|
||||
if (currentTopic) {
|
||||
currentTopicUnsubscribeOnClose = !storedTopicsArray.includes(currentTopic);
|
||||
}
|
||||
} else {
|
||||
topicsHeader.style.display = 'none';
|
||||
if (currentTopic) {
|
||||
currentTopicUnsubscribeOnClose = true;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
33
util/util.go
33
util/util.go
|
|
@ -1,6 +1,7 @@
|
|||
package util
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"math/rand"
|
||||
"os"
|
||||
"time"
|
||||
|
|
@ -27,3 +28,35 @@ func RandomString(length int) string {
|
|||
}
|
||||
return string(b)
|
||||
}
|
||||
|
||||
// DurationToHuman converts a duration to a human readable format
|
||||
func DurationToHuman(d time.Duration) (str string) {
|
||||
if d == 0 {
|
||||
return "0"
|
||||
}
|
||||
|
||||
d = d.Round(time.Second)
|
||||
days := d / time.Hour / 24
|
||||
if days > 0 {
|
||||
str += fmt.Sprintf("%dd", days)
|
||||
}
|
||||
d -= days * time.Hour * 24
|
||||
|
||||
hours := d / time.Hour
|
||||
if hours > 0 {
|
||||
str += fmt.Sprintf("%dh", hours)
|
||||
}
|
||||
d -= hours * time.Hour
|
||||
|
||||
minutes := d / time.Minute
|
||||
if minutes > 0 {
|
||||
str += fmt.Sprintf("%dm", minutes)
|
||||
}
|
||||
d -= minutes * time.Minute
|
||||
|
||||
seconds := d / time.Second
|
||||
if seconds > 0 {
|
||||
str += fmt.Sprintf("%ds", seconds)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue