102 lines
2.9 KiB
JavaScript
102 lines
2.9 KiB
JavaScript
// ==UserScript==
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// @name danger/u/ catalog
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// @namespace https://niles.xyz
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// @include http://boards.dangeru.us/*
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// @include https://boards.dangeru.us/*
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// @version 1.0
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// @grant GM_getValue
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// @grant GM_setValue
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// @run-at document-end
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// ==/UserScript==
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var started = false;
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var onload = function () {
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// Only start once
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if (started) {
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return;
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}
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started = true;
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var href = document.location.href;
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href = href.substr(0, href.lastIndexOf("/"));
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var board = href.substr(href.lastIndexOf("/") + 1);
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var as = document.getElementsByTagName("a");
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for (var i = 0; i < as.length; i++) {
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var a = as[i];
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if (a.href.indexOf("thread.php") < 0) {
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continue;
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}
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var idx = a.href.indexOf("thread.php");
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while (a.href[idx] != "=") idx++;
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var id = a.href.substr(idx + 1);
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var titlekey = board + ":" + id + ":title";
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var saved_title = GM_getValue(titlekey, id);
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if (a.innerHTML.trim().length === 0) {
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a.innerHTML = "<span style='color: grey;'>Thread " + saved_title + " deleted</span>";
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continue;
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}
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GM_setValue(titlekey, a.innerHTML.trim());
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the_fn(board, a, id);
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}
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};
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var the_fn = (function the_fn(board, a, id) {
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var elem = document.createElement("span");
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a.appendChild(elem);
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elem.innerHTML = "Loading...";
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var xmlHttp = new XMLHttpRequest();
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xmlHttp.onreadystatechange = function() {
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if(xmlHttp.readyState == 4 && xmlHttp.status == 200) {
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var jsontext = xmlHttp.responseText;
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jsontext = jsontext.replace(/(?:\r\n|\r|\n)/g, " ");
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var idx = jsontext.indexOf("https://boards.dangeru.us/static");
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while (jsontext[idx] != '}') idx++;
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var b = jsontext.slice(0, idx) + '"' + jsontext.slice(idx);
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var key = board + ":" + id;
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var oldreplies = GM_getValue(key, 0);
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try {
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var json = JSON.parse(b);
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var replies = json.replies.length;
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if (oldreplies < replies) {
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elem.innerHTML = "<span style='color:red;'>+" + (replies - oldreplies) + "</span>";
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// we have to wrap this in a closure because otherwise it clicking any post would only update the last post processed in this loop
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the_other_fn(key, replies, a, elem);
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} else {
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elem.innerHTML = "<span style='color: grey;'>" + replies + "</span>";
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}
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} catch (e) {
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elem.innerHTML = "Error.";
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console.log(e);
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}
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}
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};
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xmlHttp.open("GET", "https://boards.dangeru.us/api.php?type=thread&board=" + board + "&ln=250&thread=" + id, true); // true for asynchronous
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xmlHttp.send(null);
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});
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var the_other_fn = (function(key, replies, a, elem) {
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a.addEventListener("click", function() {
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GM_setValue(key, replies);
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elem.innerHTML = "<span style='color: grey;'>" + replies + "</span>";
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});
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});
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// In chrome, the userscript runs in a sandbox, and will never see these events
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// Hence the run-at document-end
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//document.addEventListener('DOMContentLoaded', onload);
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//document.onload = onload;
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// One of these should work, and the started variable should prevent it from starting twice (I hope)
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function GM_main() {
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onload();
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}
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onload();
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