irc channels for languages and teams

app/templating/Environment.scala

@@ -33,7 +33,8 @@ object Environment
     with TeamHelper
     with AnalysisHelper
     with RelationHelper
-    with TournamentHelper {
+    with TournamentHelper 
+    with IRCHelper {
 
   implicit val LilaHtmlZero = new Zero[Html] {
     val zero = Html("")

app/templating/IRCHelper.scala

@@ -0,0 +1,30 @@
+package lila.app
+package templating
+
+import lila.user.Context
+
+trait IRCHelper { self: TeamHelper with SecurityHelper with I18nHelper ⇒
+
+  private val prompt = "1"
+  private val uio = "OT10cnVlde"
+
+  def myIrcUrl(implicit ctx: Context) =
+    """http://webchat.freenode.net?nick=%s&channels=%s&prompt=%s&uio=%s""".format(
+      ctx.username | "Anon-.",
+      myIrcChannels mkString ",",
+      prompt,
+      uio)
+
+  def myIrcChannels(implicit ctx: Context): List[String] =
+    teamChans ::: staffChans ::: langChans
+
+  private def teamChans(implicit ctx: Context) = ctx.userId ?? { userId ⇒
+    teamIds(userId) map { "lichess-team-" + _ }
+  }
+
+  private def staffChans(implicit ctx: Context) =
+    isGranted(_.StaffForum) ?? List("lichess-staff")
+
+  private def langChans(implicit ctx: Context) =
+    List("lichess", lang.language + ".lichess")
+}

app/views/site/irc.scala.html

@@ -9,7 +9,12 @@ You can login here,<br />
 or use your own <a href="http://www.wikihow.com/Get-Started-with-IRC-(Internet-Relay-Chat)">IRC client</a>.<br />
 <br />
 Server: freenode<br />
-Channel: #lichess
+Channels: <br />
+<ul class="channels">
+  @myIrcChannels.map { chan =>
+  <li>#@chan</li>
+  }
+</ul>
 }
 
 @site.layout(
@@ -19,6 +24,6 @@ moreCss = cssTag("irc.css")) {
 
 <div class="content_box irc_box">
   <h1 class="lichess_title">@title</h1>
-  <iframe src="http://webchat.freenode.net?nick=@ctx.username.getOrElse("Anon-.")&channels=lichess,@{lang.language}.lichess&prompt=1&uio=OT10cnVlde"></iframe>
+  <iframe src="@myIrcUrl"></iframe>
 </div>
 }