mirror of
https://github.com/binwiederhier/ntfy.git
synced 2025-06-01 11:09:30 +02:00
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
server/static/js
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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) {
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detailNoNotifications.style.display = '';
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} else {
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detailNoNotifications.style.display = 'none';
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}
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if (Notification.permission === "granted") {
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detailNotificationsDisallowed.style.display = 'none';
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} else {
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detailNotificationsDisallowed.style.display = 'block';
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}
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detailView.style.display = 'block';
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main.style.display = 'none';
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};
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const hideDetailView = () => {
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if (currentTopicUnsubscribeOnClose) {
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unsubscribe(currentTopic);
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currentTopicUnsubscribeOnClose = false;
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}
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currentTopic = "";
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history.replaceState('', originalTitle, '/');
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detailView.style.display = 'none';
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main.style.display = '';
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return false;
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};
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const requestPermission = () => {
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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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detailNotificationsDisallowed.style.display = 'none';
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}
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});
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}
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return false;
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};
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const showError = (msg) => {
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@ -100,7 +203,39 @@ const showNotificationDeniedError = () => {
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showError("You have blocked desktop notifications for this website. Please unblock them and refresh to use the web-based desktop notifications.");
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};
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subscribeButton.onclick = function () {
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// From: https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API/Using_Fetch
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async function* makeTextFileLineIterator(fileURL) {
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const utf8Decoder = new TextDecoder('utf-8');
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const response = await fetch(fileURL);
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const reader = response.body.getReader();
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let { value: chunk, done: readerDone } = await reader.read();
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chunk = chunk ? utf8Decoder.decode(chunk) : '';
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const re = /\n|\r|\r\n/gm;
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let startIndex = 0;
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let result;
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for (;;) {
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let result = re.exec(chunk);
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if (!result) {
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if (readerDone) {
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break;
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}
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let remainder = chunk.substr(startIndex);
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({ value: chunk, done: readerDone } = await reader.read());
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chunk = remainder + (chunk ? utf8Decoder.decode(chunk) : '');
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startIndex = re.lastIndex = 0;
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continue;
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}
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yield chunk.substring(startIndex, result.index);
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startIndex = re.lastIndex;
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}
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if (startIndex < chunk.length) {
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yield chunk.substr(startIndex); // last line didn't end in a newline char
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}
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}
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subscribeButton.onclick = () => {
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if (!topicField.value) {
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return false;
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}
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@ -109,6 +244,10 @@ subscribeButton.onclick = function () {
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return false;
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};
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detailCloseButton.onclick = () => {
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hideDetailView();
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};
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// Disable Web UI if notifications of EventSource are not available
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if (!window["Notification"] || !window["EventSource"]) {
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showBrowserIncompatibleError();
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@ -119,14 +258,27 @@ if (!window["Notification"] || !window["EventSource"]) {
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// Reset UI
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topicField.value = "";
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// (Temporarily) subscribe topic if we navigated to /sometopic URL
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const match = location.pathname.match(/^\/([-_a-zA-Z0-9]{1,64})$/) // Regex must match Go & Android app!
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if (match) {
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currentTopic = match[1];
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subscribeInternal(currentTopic, false,0);
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}
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// Restore topics
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const storedTopics = localStorage.getItem('topics');
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if (storedTopics && Notification.permission === "granted") {
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const storedTopicsArray = JSON.parse(storedTopics)
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storedTopicsArray.forEach((topic) => { subscribeInternal(topic, 0); });
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if (storedTopics) {
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const storedTopicsArray = JSON.parse(storedTopics);
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storedTopicsArray.forEach((topic) => { subscribeInternal(topic, true, 0); });
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if (storedTopicsArray.length === 0) {
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topicsHeader.style.display = 'none';
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}
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if (currentTopic) {
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currentTopicUnsubscribeOnClose = !storedTopicsArray.includes(currentTopic);
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}
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} else {
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topicsHeader.style.display = 'none';
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if (currentTopic) {
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currentTopicUnsubscribeOnClose = true;
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}
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}
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