Dépôt initial

bin/random_wallpaper

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+#!/usr/bin/env bash
+
+# random_wallpaper
+#
+# Requirement: feh (apt install feh)
+
+directory="$HOME/wallpapers"
+minutes=15
+
+# Some tests
+if [ -z "`which feh`" ]; then
+  echo "This script needs the feh program. Install it."
+i  exit 1
+fi
+
+if [ -d '$directory' ]; then
+  echo "No $directory found."
+  exit 1
+fi
+
+IFS="
+"
+
+array_files=($(ls -1 $directory))
+
+nb_files=`ls $directory|wc -l`
+
+if [ $nb_files == 0 ]; then
+  echo "$nb_files files in $directory"
+  exit 1
+fi
+
+# initialisation
+seconds=$[ $minutes * 60 ]
+
+while true; do
+
+  # Random number generator (not more than files number)
+  NUMBER=$[ ( $RANDOM % $nb_files ) ]
+
+  # Change background
+  file="${array_files["$NUMBER"]}"
+  feh --bg-fill "$directory/$file"
+
+  # Wait some times
+  sleep $seconds
+done
+
+exit 0