Implement Auto-AFK (#192)

- Channel-configurable delay
- User is marked AFK if no chat messages are received before the delay expires
- User is marked un-AFK if a chat message is received or if the user voteskips

www/assets/js/channelsettings.js

@@ -69,7 +69,8 @@
             externaljs: $("#opt_externaljs").val(),
             chat_antiflood: $("#opt_chat_antiflood").prop("checked"),
             show_public: $("#opt_show_public").prop("checked"),
-            enable_link_regex: $("#opt_enable_link_regex").prop("checked")
+            enable_link_regex: $("#opt_enable_link_regex").prop("checked"),
+            afk_timeout: parseInt($("#opt_afktimeout").val())
         });
     });
 

www/assets/js/util.js

@@ -779,6 +779,7 @@ function handleModPermissions() {
     $("#opt_show_public").prop("checked", CHANNEL.opts.show_public);
     $("#opt_show_public").attr("disabled", CLIENT.rank < 3);
     $("#opt_enable_link_regex").prop("checked", CHANNEL.opts.enable_link_regex);
+    $("#opt_afktimeout").val(CHANNEL.opts.afk_timeout);
     $("#opt_allow_voteskip").prop("checked", CHANNEL.opts.allow_voteskip);
     $("#opt_voteskip_ratio").val(CHANNEL.opts.voteskip_ratio);
     (function() {

www/channeloptions.html

@@ -56,6 +56,13 @@
                 <input type="text" id="opt_maxlength" placeholder="HH:MM:SS">
             </div>
         </div>
+        <!-- auto afk -->
+        <div class="control-group">
+            <label class="control-label" for="opt_afktimeout">Auto AFK Delay (0 to disable)</label>
+            <div class="controls">
+                <input type="text" id="opt_afktimeout" placeholder="0">
+            </div>
+        </div>
         <hr>
         <strong>Admin-Only Controls</strong>
         <!-- page title -->