Added volumebar and mpd modules.

TODO.org

@@ -11,15 +11,15 @@ Each module writes to stdout.
 
 * Todo List
 
-Modules:
-- MPD (archie)
+Modules to Write:
 - Disk Usage
 - Mail
 - CPU Usage
-- Volume Bar (archie)
 - Memory Usage
 
-Finished Modules:
+Working Modules:
+- Volume Bar
+- MPD
 - Backlight
 - Network
 - Volume

modules/mpd

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+PREFIX_PLAY=' '
+PREFIX_PAUSE=' '
+
+get_mpd()
+{
+	current_song=$(mpc current)
+
+	if [[ "$current_song" = "" ]]; then
+		exit 0
+	else
+		playpause=$(mpc | awk '/\[.*]/{split($0, a, " "); print a[1]}')
+		if [[ "$playpause" = "[playing]" ]]; then
+			current_song=$PREFIX_PLAY$current_song
+		elif [[ "$playpause" = "[paused]" ]]; then
+			current_song=$PREFIX_PAUSE$current_song
+		fi
+	fi
+
+	echo $current_song
+}
+
+get_mpd

modules/volumebar

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+# Prints out the volume percentage
+
+VOLUME_WIDTH=15
+VOLUME_SLIDER='|'
+VOLUME_RAIL='-'
+VOLUME_MUTED='muted'
+
+PREFIX='VOL'
+
+get_volume(){
+        active_sink=$(pacmd list-sinks | awk '/* index:/{print $3}')
+        curStatus=$(pacmd list-sinks | grep -A 15 "index: $active_sink$" | awk '/muted/{ print $2}')
+        volume=$(pacmd list-sinks | grep -A 15 "index: $active_sink$" | grep 'volume:' | grep -E -v 'base volume:' | awk -F : '{print $3}' | grep -o -P '.{0,3}%'| sed s/.$// | tr -d ' ')
+		slider_position=$(( $volume / $VOLUME_WIDTH ))
+
+        if [ "${curStatus}" = 'yes' ]
+        then
+            echo "$VOLUME_MUTED"
+			exit 0
+        else
+			for i in $(seq 1 $slider_position); do
+				BAR=$BAR$VOLUME_RAIL
+			done
+			BAR=$BAR$VOLUME_SLIDER
+			for i in $(seq $slider_position $VOLUME_WIDTH); do
+				BAR=$BAR$VOLUME_RAIL
+			done
+        fi
+
+		echo "$PREFIX$BAR"
+}
+
+get_volume