From 4f48e595b479e60495de5473eb4ca79b4b13fa53 Mon Sep 17 00:00:00 2001
From: khuxkm <khuxkm@tilde.team>
Date: Sun, 8 Jul 2018 12:46:53 -0400
Subject: [PATCH] Add badge support

---
 badges/badge.php     | 11 +++++++++++
 badges/index.php     | 24 ++++++++++++++++++++++++
 badges/shieldsio.php | 14 ++++++++++++++
 3 files changed, 49 insertions(+)
 create mode 100644 badges/badge.php
 create mode 100644 badges/index.php
 create mode 100644 badges/shieldsio.php

diff --git a/badges/badge.php b/badges/badge.php
new file mode 100644
index 0000000..9066604
--- /dev/null
+++ b/badges/badge.php
@@ -0,0 +1,11 @@
+<?php
+	include 'shieldsio.php';
+	if (!isset($_GET["channel"])) {
+		$badge = get_badge();
+		header("Location: {$badge}");
+	} else {
+		$badge = get_badge($_GET["channel"]);
+		header("Location: {$badge}");
+	}
+	die();
+?>
diff --git a/badges/index.php b/badges/index.php
new file mode 100644
index 0000000..4e5ddce
--- /dev/null
+++ b/badges/index.php
@@ -0,0 +1,24 @@
+<?php
+	$title = "status badges";
+	$desc = "status badges for online user counts";
+	include '../header.php';
+?>
+<h1>tilde.chat online status badges</h1>
+<p>thanks to <a href="https://shields.io/">shields.io</a> and custom badge support, we now have user count badges!</p>
+<table class="table table-striped table-hover">
+	<thead>
+		<tr>
+			<th>Example</th><th>URL</th><th>Result</th>
+		</tr>
+	</thead>
+	<tr>
+		<td>Network user count</td><td>https://tilde.chat/badges/badge.php</td><td><img src="badge.php"></td>
+	</tr>
+	<tr>
+		<td>User count for #meta</td><td>https://tilde.chat/badges/badge.php?channel=%23meta</td><td><img src="badge.php?channel=%23meta"></td>
+	</tr>
+	<tr>
+		<td>Invalid channel name (error handling)</td><td>https://tilde.chat/badges/badge.php?channel=invalid</td><td><img src="badge.php?channel=invalid"></td>
+	</tr>
+</table>
+<?php include '../footer.php'; ?>
diff --git a/badges/shieldsio.php b/badges/shieldsio.php
new file mode 100644
index 0000000..20bb243
--- /dev/null
+++ b/badges/shieldsio.php
@@ -0,0 +1,14 @@
+<?php
+	function get_badge($channel_name=FALSE) {
+		if ($channel_name==FALSE) {
+			return "https://img.shields.io/badge/dynamic/json.svg?url=https://tilde.chat/stats.json&label=chat&query=$.usercount&suffix=%20online";
+		}
+		$stats = json_decode(file_get_contents("https://tilde.chat/stats.json")) ?? array("channels"=>[]);
+		foreach ($stats->channels as $key=>$channel) {
+			if ($channel->name==$channel_name) {
+				return "https://img.shields.io/badge/dynamic/json.svg?url=https://tilde.chat/stats.json&label=chat&query=$.channels[$key].usercount&suffix=%20online";
+			}
+		}
+		return "https://img.shields.io/badge/badge-invalid%20channel-red.svg";
+	}
+?>