add slack

Signed-off-by: Jessica Frazelle <acidburn@docker.com>

slack/Dockerfile

@@ -1,33 +1,42 @@
-# To use:
-# Needs X11 socket and dbus mounted
-# 
+# Run slack desktop app in a container
+#
 # docker run --rm -it \
-#	-v /etc/machine-id:/etc/machine-id:ro \
 #	-v /etc/localtime:/etc/localtime:ro \
 #	-v /tmp/.X11-unix:/tmp/.X11-unix \
 #	-e DISPLAY=unix$DISPLAY \
 #	--device /dev/snd:/dev/snd \
-#	-v /var/run/dbus:/var/run/dbus \
-#	-v $HOME/.scudcloud:/home/user/.config/scudcloud \
 #	--name slack \
 #	jess/slack
 
-FROM ubuntu:14.04
+FROM debian:sid
 MAINTAINER Jessie Frazelle <jess@linux.com>
 
 RUN apt-get update && apt-get install -y \
-	dbus-x11 \
-	hunspell-en-us \
-	libnotify-bin \
-	python3-dbus \
-	software-properties-common \
-	--no-install-recommends && \
-	apt-add-repository -y ppa:rael-gc/scudcloud && \
-	apt-get update && \
-	apt-get install -y \
-	scudcloud \
-	&& rm -rf /var/lib/apt/lists/*
+	apt-transport-https \
+	ca-certificates \
+	curl \
+	gconf2 \
+	gconf-service \
+	gvfs-bin \
+	libasound2 \
+	libgtk2.0-0 \
+	libnotify4 \
+	libnss3 \
+	libxss1 \
+	libxtst6 \
+	locales \
+	python-minimal \
+	xdg-utils \
+	--no-install-recommends \
+	&& echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen \
+	&& locale-gen en_US.utf8 \
+	&& /usr/sbin/update-locale LANG=en_US.UTF-8 \
+	&& curl -sSL https://slack-ssb-updates.global.ssl.fastly.net/linux_releases/slack-desktop-1.2.2-amd64.deb > /tmp/slack-desktop.deb \
+	&& dpkg -i /tmp/slack-desktop.deb \
+	&& rm -rf /var/lib/apt/lists/* \
+	&& rm -rf /tmp/slack-desktop.deb
 
+ENV LC_ALL en_US.UTF-8
 ENV LANG en_US.UTF-8
 ENV HOME /home/user
 RUN useradd --create-home --home-dir $HOME user \
@@ -35,4 +44,4 @@ RUN useradd --create-home --home-dir $HOME user \
 
 USER user
 
-ENTRYPOINT ["/usr/bin/scudcloud"]
+ENTRYPOINT ["slack"]