2016-07-05 07:24:08 +00:00
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<!DOCTYPE html>
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<html>
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2016-07-28 03:41:13 +00:00
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<!--
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This page lets you see new posts as they are made in a subreddit.
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Just type a subreddit's name into the box, and press Start.
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2016-07-05 07:24:08 +00:00
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2016-07-28 03:41:13 +00:00
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Although the default behavior is to interpret the box's contents as a subreddit
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name, you can actually insert something like "/u/goldensights/m/loband" to watch
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https://reddit.com/u/goldensights/m/loband/new
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-->
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2016-07-05 07:24:08 +00:00
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<head>
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<title>/new</title>
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2016-07-28 03:41:13 +00:00
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<meta charset="UTF-8">
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2016-07-05 07:24:08 +00:00
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</head>
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<body>
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<div id="control_panel">
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2016-09-24 00:35:58 +00:00
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<input type="text" id="subreddit_field" placeholder="/r/learnpython" autofocus>
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2016-07-05 07:24:08 +00:00
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<button id="start_button" onclick="start()">Start</button>
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<a id="browser_link"></a>
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<button id="clear_button" onclick="clear_workspace()">Clear workspace</button>
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</div>
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<div id="workspace">
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</div>
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</body>
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</html>
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<style>
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html
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{
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background-color: #1b1c18;
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}
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body
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{
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background-color: #272822;
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margin-left: 10%;
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margin-right: 10%;
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padding: 5px;
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}
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2016-07-10 04:38:49 +00:00
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2016-07-05 07:24:08 +00:00
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#control_panel
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{
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background-color: #284142;
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padding: 5px;
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}
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2016-07-10 04:38:49 +00:00
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2016-07-05 07:24:08 +00:00
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a
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{
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color: #ddd;
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text-decoration: none;
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font-family: sans-serif;
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}
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a:hover
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{
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text-decoration: underline;
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}
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2016-07-10 04:38:49 +00:00
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.delete_button
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{
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position: absolute;
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top: 0px;
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right: 0px;
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height: 100%;
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width: 5%;
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border: 0px;
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background-color: #b53030;
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}
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2016-07-05 07:24:08 +00:00
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.submission
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{
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2016-07-10 04:38:49 +00:00
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position: relative;
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2016-07-05 07:24:08 +00:00
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padding: 10px;
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padding-top: 20px;
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padding-bottom: 20px;
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2016-07-10 04:38:49 +00:00
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padding-right: 6%; /*for the delete button*/
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2016-07-05 07:24:08 +00:00
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margin: 10px;
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margin-top: 20px;
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margin-bottom: 20px;
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box-shadow: 5px 5px 10px 0px rgba(0,0,0,0.5);
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background-color: #284142;
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}
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</style>
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<script type="text/javascript">
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/*
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Thanks Joe Marini for the tab focus code
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http://www.html5rocks.com/en/tutorials/pagevisibility/intro/
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*/
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var CHECK_DELAY = 30 * 1000;
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2016-07-10 04:38:49 +00:00
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var CONTROL_PANEL = document.getElementById("control_panel");
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CONTROL_PANEL.default_color = CONTROL_PANEL.style.backgroundColor;
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2016-07-05 07:24:08 +00:00
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var WORKSPACE = document.getElementById("workspace");
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2016-07-10 04:38:49 +00:00
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var id_cache = [];
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var id_cache_size = 20;
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var first_loop = true;
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var unread_notification_count = 0;
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var subreddit = "";
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var check_timer = null;
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var page_focused_cached;
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2016-07-05 07:24:08 +00:00
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var HTTPClient = function()
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{
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/* Thanks ttgagne http://stackoverflow.com/a/22076667 */
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var asynchronous = true;
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this.get = function(url, callback)
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{
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var request = new XMLHttpRequest();
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request.onreadystatechange = function()
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2016-07-10 04:38:49 +00:00
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{
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// console.log(request.readyState);
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// console.log(request.status);
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if (request.readyState == 4)
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2016-07-05 07:24:08 +00:00
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{
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2016-07-10 04:38:49 +00:00
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if (request.status == 200)
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{
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CONTROL_PANEL.style.backgroundColor = CONTROL_PANEL.default_color;
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callback(request.responseText);
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}
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else
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{
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CONTROL_PANEL.style.backgroundColor = "#f00";
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}
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2016-07-05 07:24:08 +00:00
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}
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}
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request.open("GET", url, asynchronous);
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//request.withCredentials = true;
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request.send(null);
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}
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}
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2016-07-10 04:38:49 +00:00
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function apply_to_page(response_json)
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2016-07-05 07:24:08 +00:00
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{
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2016-07-10 04:38:49 +00:00
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var j = JSON.parse(response_json);
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2016-07-05 07:24:08 +00:00
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var submissions = j["data"]["children"];
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submissions.reverse(); // newest last
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var new_items = 0;
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for (var index = 0; index < submissions.length; index += 1)
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{
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var submission = submissions[index]["data"];
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2016-07-10 04:38:49 +00:00
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if (id_cache.includes(submission["id"]))
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2016-07-05 07:24:08 +00:00
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{
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continue;
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}
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2016-07-10 04:38:49 +00:00
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id_cache.push(submission["id"]);
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2016-07-05 07:24:08 +00:00
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if (first_loop)
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{
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continue;
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}
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new_items += 1;
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var div = document.createElement("div");
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div.className = "submission";
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var anchor = document.createElement("a");
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anchor.innerHTML = "/r/" + submission["subreddit"] + " - " + submission["title"];
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anchor.href = "https://reddit.com/r/" + submission["subreddit"] + "/comments/" + submission["id"];
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anchor.target = "_blank";
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2016-07-10 04:38:49 +00:00
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var delete_button = document.createElement("button")
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delete_button.className = "delete_button";
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delete_button.div = div;
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delete_button.innerHTML = "X";
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delete_button.onclick = function()
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{
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this.div.parentElement.removeChild(this.div);
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}
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2016-07-05 07:24:08 +00:00
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var timestamp = document.createElement("span");
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var submission_time = new Date(submission["created_utc"])
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timestamp.innerHTML = "" + submission_time.getHours() + ":" + submission_time.getMinutes();
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div.appendChild(anchor);
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2016-07-10 04:38:49 +00:00
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div.appendChild(delete_button);
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2016-07-05 07:24:08 +00:00
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//WORKSPACE.insertBefore(div, WORKSPACE.firstChild);
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WORKSPACE.appendChild(div);
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}
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console.log("+" + new_items);
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if (new_items > 0 && !page_focused_cached)
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{
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unread_notification_count += new_items;
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update_title();
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}
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2016-07-10 04:38:49 +00:00
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while (id_cache.length < id_cache_size)
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{
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id_cache.shift();
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}
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2016-07-05 07:24:08 +00:00
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first_loop = false;
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}
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function check_forever()
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{
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clearTimeout(check_timer);
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check_once();
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check_timer = setTimeout(check_forever, CHECK_DELAY);
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}
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function check_once()
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{
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console.log("checking");
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if (subreddit == "")
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{
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console.log("no subreddit");
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return;
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}
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2016-07-10 04:38:49 +00:00
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var url = "https://api.reddit.com" + subreddit + "/new.json";
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2016-07-05 07:24:08 +00:00
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session.get(url, apply_to_page);
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}
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function clear_workspace()
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{
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while (WORKSPACE.children.length > 0)
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{
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WORKSPACE.removeChild(WORKSPACE.firstChild);
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}
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}
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function on_focus_change()
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{
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if (page_focused_fresh())
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{
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unread_notification_count = 0;
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update_title();
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}
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}
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function page_focused_fresh()
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{
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var property = visibility_property();
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if (!property)
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{
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page_focused_cached = true;
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return true;
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}
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else
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{
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page_focused_cached = !document[property];
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}
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return page_focused_cached;
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}
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2016-07-10 04:38:49 +00:00
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function sort_submission_comparator(submission_1, submission_2)
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{
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created_1 = submission_1["created_utc"];
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created_2 = submission_2["created_utc"];
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if (created_1 < created_2)
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{return -1;}
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if (created_1 > created_2)
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{return 1;}
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return 0;
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}
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2016-07-05 07:24:08 +00:00
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function start()
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{
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console.log("start");
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first_loop = true;
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clear_workspace();
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var field = document.getElementById("subreddit_field");
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var text = field.value;
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2016-07-10 04:38:49 +00:00
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text = text.replace("/u/", "/user/");
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if (text.indexOf("/") == -1)
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{
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text = "/r/" + text;
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}
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2016-07-05 07:24:08 +00:00
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subreddit = text;
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var link = document.getElementById("browser_link");
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2016-07-10 04:38:49 +00:00
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var url = "https://reddit.com" + subreddit + "/new";
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2016-07-05 07:24:08 +00:00
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link.href = url;
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link.innerHTML = url;
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update_title();
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check_forever();
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}
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function update_title()
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{
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var title = subreddit + "/new";
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if (unread_notification_count > 0)
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{
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title = "(" + unread_notification_count + ") " + title;
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}
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document.title = title;
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}
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function visibility_property()
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{
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var prefixes = ["webkit","moz","ms","o"];
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if ("hidden" in document)
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{
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return "hidden";
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}
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for (var i = 0; i < prefixes.length; i++)
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{
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hidden_attribute = prefixes[i] + "Hidden";
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if ((hidden_attribute) in document)
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return hidden_attribute;
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}
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return null;
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}
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page_focused_fresh();
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var my_visibility_property = visibility_property();
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if (my_visibility_property)
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{
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var my_event_name = my_visibility_property.replace(/[H|h]idden/,'') + 'visibilitychange';
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document.addEventListener(my_event_name, on_focus_change);
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}
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var session = new HTTPClient();
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</script>
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