67 lines
1.6 KiB
JavaScript
67 lines
1.6 KiB
JavaScript
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function livechan_got_post(widget, j) {
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// do scroll
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while (widget.children.length > 5) {
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// remove top element
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widget.removeChild(widget.children[0]);
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}
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nntpchan_buildpost(widget, j);
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// scroll to bottom
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widget.scrollTop = widget.scrollHeight;
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}
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// inject post form into an element
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function inject_postform(prefix, parent) {
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}
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// inject livechan widget into parent
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function inject_livechan_widget(prefix, parent) {
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if ( "WebSocket" in window ) {
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var url = "ws://"+document.location.host+prefix+"live";
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if ( document.location.protocol == "https:" ) {
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url = "wss://"+document.location.host+prefix+"live";
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}
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var socket = new WebSocket(url);
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var progress = function(str) {
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parent.innerHTML = "<pre>livechan: "+str+"</pre>";
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};
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progress("initialize");
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socket.onopen = function () {
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progress("streaming (read only)");
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}
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socket.onmessage = function(ev) {
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var j = null;
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try {
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j = JSON.parse(ev.data);
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} catch(e) {
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// ignore
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}
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if (j) {
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console.log(j);
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livechan_got_post(parent, j);
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}
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}
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socket.onclose = function(ev) {
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progress("connection closed");
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setTimeout(function() {
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inject_livechan_widget(prefix, parent);
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}, 1000);
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}
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} else {
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parent.innerHTML = "<pre>livechan mode requires websocket support</pre>";
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setTimeout(function() {
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parent.innerHTML = "";
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}, 5000);
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}
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}
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function ukko_livechan(prefix) {
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var ukko = document.getElementById("ukko_threads");
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if (ukko) {
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// remove children
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ukko.innerHTML = "";
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inject_livechan_widget(prefix, ukko);
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}
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}
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