Bir süre önce şu betiği buldum (şu anda tam olarak nerede olduğunu hatırlamıyorum, ancak ne zaman bulacağım, kaynağı da ekleyeceğim), hangisini biraz değiştirdiğimi ve hangisinin ne için sorduğuna göre harika çalıştığını Bir cron işi olarak ayarlamak ( nasıl yapılacağını görmek için buraya tıklayın ):
#!/bin/bash
# export DBUS_SESSION_BUS_ADDRESS environment variable useful when the script is set as a cron job
PID=$(pgrep gnome-session)
export DBUS_SESSION_BUS_ADDRESS=$(grep -z DBUS_SESSION_BUS_ADDRESS /proc/$PID/environ|cut -d= -f2-)
# $bing is needed to form the fully qualified URL for
# the Bing pic of the day
bing="www.bing.com"
# $xmlURL is needed to get the xml data from which
# the relative URL for the Bing pic of the day is extracted
#
# The mkt parameter determines which Bing market you would like to
# obtain your images from.
# Valid values are: en-US, zh-CN, ja-JP, en-AU, en-UK, de-DE, en-NZ, en-CA.
#
# The idx parameter determines where to start from. 0 is the current day,
# 1 the previous day, etc.
xmlURL="http://www.bing.com/HPImageArchive.aspx?format=xml&idx=1&n=1&mkt=en-US"
# $saveDir is used to set the location where Bing pics of the day
# are stored. $HOME holds the path of the current user's home directory
saveDir="$HOME/Pictures/BingDesktopImages/"
# Create saveDir if it does not already exist
mkdir -p $saveDir
# Set picture options
# Valid options are: none,wallpaper,centered,scaled,stretched,zoom,spanned
picOpts="zoom"
# The desired Bing picture resolution to download
# Valid options: "_1024x768" "_1280x720" "_1366x768" "_1920x1200"
desiredPicRes="_1366x768"
# The file extension for the Bing pic
picExt=".jpg"
# Extract the relative URL of the Bing pic of the day from
# the XML data retrieved from xmlURL, form the fully qualified
# URL for the pic of the day, and store it in $picURL
# Form the URL for the desired pic resolution
desiredPicURL=$bing$(echo $(curl -s $xmlURL) | grep -oP "<urlBase>(.*)</urlBase>" | cut -d ">" -f 2 | cut -d "<" -f 1)$desiredPicRes$picExt
# Form the URL for the default pic resolution
defaultPicURL=$bing$(echo $(curl -s $xmlURL) | grep -oP "<url>(.*)</url>" | cut -d ">" -f 2 | cut -d "<" -f 1)
# $picName contains the filename of the Bing pic of the day
# Attempt to download the desired image resolution. If it doesn't
# exist then download the default image resolution
if wget --quiet --spider "$desiredPicURL"
then
# Set picName to the desired picName
picName=${desiredPicURL##*/}
# Download the Bing pic of the day at desired resolution
curl -s -o $saveDir$picName $desiredPicURL
else
# Set picName to the default picName
picName=${defaultPicURL##*/}
# Download the Bing pic of the day at default resolution
curl -s -o $saveDir$picName $defaultPicURL
fi
# Set the GNOME3 wallpaper
gsettings set org.gnome.desktop.background picture-uri "file://$saveDir$picName"
# Set the GNOME 3 wallpaper picture options
gsettings set org.gnome.desktop.background picture-options $picOpts
# Remove pictures older than 30 days
#find $saveDir -atime 30 -delete
# Exit the script
exit