Merge branch 'master' of github.com:sbrl/bin

README.md

@@ -42,6 +42,8 @@ Here's a list of the most interesting ones, along with what they do and where th
  - organise-photos - A small bash script I wrote that organises the photos in a directory by year & month.
  - [ogg-cover-art](https://github.com/acabal/scripts/blob/master/ogg-cover-art) - A script that adds cover art to ogg files.
  - senddir - A small script I wrote to send whole directories over the network as a temporary thing. Uses netcat + gzip + tar.
+ - recvdir - The counterpart to the above that receives the directory sent.
+ - brightness.sh - Another small script I've written that controls the brightness of my screen. It works for me, but it may not work for you.
 
 ## Disclaimer
 I don't own many of the tools in this repository. If you are an owner of one of these tools and I haven't linked to you, please let me know as I probably forgot.

brightness.sh

@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+increment=10
+backlight_prefix=/sys/class/backlight/intel_backlight/
+
+echo $1
+if [[ "$1" = "decrease" ]]; then
+	echo decreasing
+	increment=$(expr -${increment})
+fi
+
+cur_brightness=$(cat ${backlight_prefix}brightness)
+max_brightness=$(cat ${backlight_prefix}max_brightness)
+
+new_brightness=$(expr ${cur_brightness} + ${increment})
+
+# Permissions changes on brightness: 
+## change group to sbrl
+## add g+w
+# Old command:
+#gksudo -- bash -c "echo ${new_brightness} >${backlight_prefix}brightness"
+echo ${new_brightness} >${backlight_prefix}brightness
+
+####################
+### Notification ###
+####################
+### uncomment the following line to disable the notification
+#exit
+# Calculate the percentage
+new_percent=$(echo "(${new_brightness} / ${max_brightness}) * 100" | bc -l)
+new_percent=$(printf "%.1f" "${new_percent}")
+
+echo new_percent: $new_percent
+
+
+max_bar_length=100
+bar_length=$(echo "(${new_percent} / 100) * ${max_bar_length}" | bc -l)
+bar_length=$(printf "%.0f" "${bar_length}")
+
+n_bar=$(head -c $bar_length < /dev/zero | tr '\0' '=')
+
+# Kill the previous notification
+killall notify-osd
+notify-send "Brightness: ${new_percent}%" "${n_bar} (${new_brightness})"
+#notify-send "Brightness" "${new_percent}%"
+

recvdir

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+if [ "$#" -ne 2 ]; then
+	echo Recieve an entire directory from the network and save it to the current directory.
+	echo Usage:
+	echo "    recvdir ip_address port"
+	exit
+fi
+
+nc $1 $2 | tar xzf -
+