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Update zathura to use drop-in colorscheme file

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Zathura can use include directive to gather configuration from multiple
files, make use of that for less intrusive theming changes. Now only
needs to append include directive in main configuration file and the
colorscheme can just be put into a completely separate file.
This commit is contained in:
Marty Oehme 2022-03-10 21:01:35 +01:00
parent b780cefea8
commit 6e91749030
Signed by: Marty
GPG key ID: B7538B8F50A1C800
1 changed files with 30 additions and 53 deletions
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51
theme_zathura
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@ -2,14 +2,11 @@
readonly dependency=("nicodebo/base16-zathura") readonly dependency=("nicodebo/base16-zathura")
readonly app="zathura" readonly app="zathura"
# #
# zathura does not support including other files into # zathura now allows including other files into its
# its configuration yet. As such, this processor needs to # main configuration file. That means we can be less
# change the user's configuration file *itself*. # intrusive about the colorscheme changes and only insert
# # the include line, adding any colorscheme options
# This will generally not be a problem, though it can lead # in a completely different file.
# to corrupted configurations in exceptional circumstances
# (such as every line being preceded by the process control
# regex, for whatever reason).
# #
# In general, the processor looks for a specific line in the # In general, the processor looks for a specific line in the
# following format: # following format:
@ -24,7 +21,9 @@ package="$2"
theme="$3" theme="$3"
permanent="$4" permanent="$4"
zathuraconf="$HOME/.config/zathura/zathurarc" zathura_conf_dir="$HOME/.config/zathura"
zathuraconf="$zathura_conf_dir/zathurarc"
colorscheme_filename="colorscheme"
## Main Entrypoint ## Main Entrypoint
# #
@ -55,38 +54,16 @@ main() {
save() { save() {
dbg_msg $app "Saving theme" dbg_msg $app "Saving theme"
# following format: if ! $(grep -qe "^include $colorscheme_filename" "$zathuraconf"); then
# '# Base16 [theme name] - zathura color config' dbg_msg $app "No include directive for colorscheme file found in configuration file. Adding it now."
# from which it will delete everything until it finds a line: printf "\ninclude %s\n" "$colorscheme_filename" >>"$zathuraconf"
# '# Base16End [theme name] - zathura color config'
startline="$(grep -ne '^# Base16 .*$' "$zathuraconf" | cut -f1 -d:)"
endline="$(grep -ne '^# Base16End .*- zathura color config$' "$zathuraconf" | cut -f1 -d:)"
tmpfile="$zathuraconf.tmp"
tmptheme="$zathuraconf.thm.tmp"
if [[ -n "$startline" && -z "$endline" ]] || [[ -z "$startline" && -n "$endline" ]] || [[ "$startline" -gt "$endline" ]]; then
dbg_msg $app "error" "Base 16 Pattern not correctly recognized in file: $zathuraconf. Please make sure pattern begins with # Base 16 and ends with # Base 16end and only exists once in the file. No changes to file made."
elif [[ -z "$startline" && -z "$endline" ]]; then
cat "$zathuraconf" >"$tmpfile" || exit 1
else else
# remove old lines of any base16 theme dbg_msg $app "Found include directive for colorscheme file. No operation necessary."
sed -e "$startline,$endline d" "$zathuraconf" >"$tmpfile" || exit 1
fi fi
# fix template theme name key for easier inclusion cat "$tfile" >"${zathura_conf_dir}/${colorscheme_filename}" || exit 1
sed -e "s/^colors:/$theme: \&colorscheme/" "$tfile" >"$tmptheme" || exit 1
echo "# Base16End $theme - zathura color config" >>"$tmptheme"
# combine both into final config file dbg_msg $app "Saved theme to ${zathura_conf_dir}/${colorscheme_filename}"
# replace original file with new colorscheme-added version
cat "$tmptheme" "$tmpfile" >"$zathuraconf"
rm "$tmptheme" "$tmpfile"
dbg_msg $app "Saved theme to $zathuraconf"
} }
# Safe sourcing: https://stackoverflow.com/a/12694189 # Safe sourcing: https://stackoverflow.com/a/12694189