Fix up voteskip a bit

changelog

@@ -1,3 +1,12 @@
+Wed Sep 11 22:13 2013 CDT
+    * lib/channel.js, lib/user.js: Remove "afkers" array, replace afkcount
+      with a function that calculates how many users are eligible to
+      voteskip (not AFK + have permission).  Check permission before
+      allowing voteskip
+    * lib/api.js: Replace "afkcount" in /api/channels/:channel with
+      voteskip_eligible
+    * www/assets/js/util.js: Add a permissions option for voteskip
+
 Wed Sep 11 20:19 2013 CDT
     * lib/poll.js: Add support for hidden polls
     * lib/channel.js: Check permissions for viewing hidden polls

lib/api.js

@@ -38,7 +38,7 @@ module.exports = function (Server) {
                      channel.playlist.current.media.pack() :
                      {};
         data.usercount = channel.users.length;
-        data.afkcount = channel.afkers.length;
+        data.voteskip_eligible = channel.calcVoteskipMax();
         data.users = [];
         for(var i in channel.users)
             if(channel.users[i].name !== "")

lib/channel.js

@@ -34,7 +34,6 @@ var Channel = function(name, Server) {
     // Initialize defaults
     self.registered = false;
     self.users = [];
-    self.afkers = [];
     self.playlist = new Playlist(self);
     self.position = -1;
     self.drinks = 0;
@@ -67,6 +66,7 @@ var Channel = function(name, Server) {
         pollctl: 1.5,
         pollvote: -1,
         viewhiddenpoll: 1.5,
+        voteskip: -1,
         mute: 1.5,
         kick: 1.5,
         ban: 2,
@@ -842,9 +842,6 @@ Channel.prototype.userLeave = function(user) {
     var idx = this.users.indexOf(user);
     if(idx >= 0 && idx < this.users.length)
         this.users.splice(idx, 1);
-    idx = this.afkers.indexOf(user.name.toLowerCase());
-    if(idx >= 0 && idx < this.afkers.length)
-        this.afkers.splice(idx, 1);
     this.checkVoteskipPass();
     this.broadcastUsercount();
     if(user.name != "") {
@@ -1194,9 +1191,21 @@ Channel.prototype.broadcastChatFilters = function() {
     }
 }
 
+Channel.prototype.calcVoteskipMax = function () {
+    var self = this;
+    // good ol' map-reduce
+    return self.users.map(function (u) {
+        if (!self.hasPermission(u, "voteskip"))
+            return 0;
+        return u.meta.afk ? 0 : 1;
+    }).reduce(function (a, b) {
+        return a + b;
+    });
+};
+
 Channel.prototype.broadcastVoteskipUpdate = function() {
     var amt = this.voteskip ? this.voteskip.counts[0] : 0;
-    var count = this.users.length - this.afkers.length;
+    var count = this.calcVoteskipMax();
     var need = this.voteskip ? Math.ceil(count * this.opts.voteskip_ratio) : 0;
     for(var i = 0; i < this.users.length; i++) {
         if(Rank.hasPermission(this.users[i], "seeVoteskip") ||
@@ -1740,6 +1749,9 @@ Channel.prototype.tryVoteskip = function(user) {
     if(!this.opts.allow_voteskip) {
         return;
     }
+
+    if(!this.hasPermission(user, "voteskip"))
+        return;
     // Voteskip = auto-unafk
     user.setAFK(false);
     user.autoAFK();
@@ -1758,13 +1770,8 @@ Channel.prototype.checkVoteskipPass = function () {
     if(!this.voteskip)
         return false;
 
-    var count = this.users.length - this.afkers.length;
+    var count = this.calcVoteskipMax();
     var need = Math.ceil(count * this.opts.voteskip_ratio);
-    if(this.server.cfg["debug"]) {
-        console.log("afkers=", this.afkers.length);
-        console.log("users =", this.users.length);
-        console.log("DBG", this.voteskip.counts[0], "/", need);
-    }
     if(this.voteskip.counts[0] >= need)
         this.playNext();
 

lib/user.js

@@ -89,14 +89,9 @@ User.prototype.setAFK = function (afk) {
     var chan = this.channel;
     this.meta.afk = afk;
     if(afk) {
-        if(chan.afkers.indexOf(this.name.toLowerCase()) == -1)
-            chan.afkers.push(this.name.toLowerCase());
         if(chan.voteskip)
             chan.voteskip.unvote(this.ip);
-    }
-    else {
-        if(chan.afkers.indexOf(this.name.toLowerCase()) != -1)
-            chan.afkers.splice(chan.afkers.indexOf(this.name.toLowerCase()), 1);
+    } else {
         this.autoAFK();
     }
     chan.checkVoteskipPass();

www/assets/js/util.js

@@ -1093,6 +1093,8 @@ function handlePermissionChange() {
 
 
     setVisible("#newpollbtn", hasPermission("pollctl"));
+    $("#voteskip").attr("disabled", !hasPermission("voteskip") ||
+                                    !CHANNEL.opts.allow_voteskip);
 
     $("#pollwrap .active").find(".btn-danger").remove();
     if(hasPermission("pollctl")) {
@@ -1598,6 +1600,7 @@ function genPermissionsEditor() {
     makeOption("Open/Close poll", "pollctl", modleader, CHANNEL.perms.pollctl+"");
     makeOption("Vote", "pollvote", standard, CHANNEL.perms.pollvote+"");
     makeOption("View hidden poll results", "viewhiddenpoll", standard, CHANNEL.perms.viewhiddenpoll+"");
+    makeOption("Voteskip", "voteskip", standard, CHANNEL.perms.voteskip+"");
 
     addDivider("Moderation");
     makeOption("Mute users", "mute", modleader, CHANNEL.perms.mute+"");