buuf-nestort/link_symbolics-del_duplicat...

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#!/bin/bash
# This script does the following:
# scan all icon_name-symbolic.svg
# if there is no icon_name-symbolic.png
# create one linking to the non-symbolic
# remove the symbolic svg
# scan for all svgs
# if there is a png with the same name, remove the SVG
# It doesn't remove svg that don't have a corresponding png (these svgs are there while the theme is not yet complete, so I can see I need to create an icon. Yes, it's ugly to publish a theme like that, sorry)
# You can use it in "dry mode", where it prompts what it would do, but without actually doing it
# So far you need to cd to an icon directory (i.e. cd apps) and then run it from there (i.e. ../link_symbolics_del_duplicated_svgs.sh)
# ideally it would scan all the directories and do its thing in each of them.
showHelp () {
echo "Usage: $(basename "$0") option"
echo "It admits just one parameter. Options:"
echo -e "\t --help: display help"
echo -e "\t --dry-run: do not actually do the changes, just prompt them"
}
showErrorUsage () {
# shows an error message (paramter 1) and then calls showHelp
echo $1
showHelp
}
if [ $# -gt 1 ]
then
showErrorUsage "Error: you can only enter one parameter"
exit 1
fi
dryRun=false
if [ $# -eq 1 ]
then
case $1 in
--help)
showHelp
exit 0
;;
--dry-run)
dryRun=true
;;
*)
showErrorUsage "Error: unknown parameter"
exit 1
;;
esac
fi
if ! $dryRun
then
read -p "Do you really want to remove the files and apply the changes (y/n)? " question
if [ "$question" = "y" ]
then
echo "changes will be applied!"
else
echo "NO changes will by applied, running in dry mode"
dryRun=true
fi
fi
read -p "Press Enter to continue..."
# ------------------- To review below here, it's an old version!!!
# scan all *symbolic.svg, and for each of them:
# if there is no icon_name-symbolic.png and there is icon_name
# create one linking to the non-symbolic
#
echo -e "1st step: creating -symbolic PNGs where there is a -symbolic SVG and a mathing non-symbolic PNG \n\n"
for filename_full in *symbolic.svg
do
echo -e "\n ------ Processing $filename_full --------"
filename_no_ext="${filename_full%.*}"
echo "file name without extension: $filename_no_ext"
filename_no_ext_no_symbolic="${filename_no_ext%-symbolic*}"
if [ -e "$filename_no_ext_no_symbolic.png" ]
then
echo "Found a symbolic SVG and a matching PNG:"
echo "Filename without extension nor '-symbolic': $filename_no_ext_no_symbolic"
if [ ! -e $filename_no_ext.png ]
then
echo "Operation: create symbolic link"
echo "ln -s $filename_no_ext_no_symbolic.png $filename_no_ext.png"
if ! $dryRun
then
ln -s "$filename_no_ext_no_symbolic.png" "$filename_no_ext.png"
echo "link created"
else
echo "running in dry mode, link not created"
fi
else
echo "There is already a -symbolic PNG for this icon, so nothing to do in this step"
fi
else
echo "No matching $filename_no_ext_no_symbolic.png found, so nothing to do. This is an icon yet to be created, and $filename_full is a placeholder to remember."
fi
done
echo -e "\n\n\n1st step finished! \n\n\n"
# scan all *.svg, and for each:
# if there is a matching filename.png then remove the svg
echo -e "2nd step: removing all SVGs that have an exact matching PNG"
for filename_full in *.svg
do
echo -e "\n ------- Processing $filename_full -------------"
filename_no_ext="${filename_full%.*}"
echo "file name without extension: $filename_no_ext"
if [ -e $filename_no_ext.png ]
then
echo "Found $filename_no_ext.png matching $filename_full"
echo "Operation: remove SVG:"
echo "rm $filename_full"
if ! $dryRun
then
rm "$filename_full"
echo "file removed"
else
echo "running in dry mode, file not removed"
fi
else
echo "No matching $filename_no_ext.png found, so nothing to do. This is an icon yet to be created, and $filename_full is a placeholder to remember."
fi
done
echo -e "\n\n2nd step finished! \n\n"