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Huge update to papirus-folders script

Browse source 
- added support for other icon themes, including Papirus-Adapta
- sed was replaced to awk
- code was refactored
This commit is contained in:
Sergei Eremenko 2017-11-07 11:48:53 +02:00
parent beb05e1a92
commit a2bf2b90a3
1 changed files with 264 additions and 221 deletions
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papirus-folders
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@ -22,51 +22,51 @@ set -o errexit \
readonly THIS_SCRIPT="$(readlink -f "$0")" readonly THIS_SCRIPT="$(readlink -f "$0")"
readonly PROGNAME="$(basename "$0")" readonly PROGNAME="$(basename "$0")"
readonly VERSION="0.0.1" readonly VERSION="0.0.2"
readonly -a ARGS=("$@") readonly -a ARGS=("$@")
readonly DEFAULT_COLOR="blue" msg() {
readonly THEME_NAME="Papirus"
_msg() {
(( "$#" )) || return 0
[ "$TERM" != "dumb" ] || return 0 [ "$TERM" != "dumb" ] || return 0
printf "%s: %s\n" "$PROGNAME" "$*" >&2 printf "%s: %b\n" "$PROGNAME" "$*" >&2
} }
_verbose() { verbose() {
(( VERBOSE )) || return 0 [ "$VERBOSE" -eq 1 ] || return 0
_msg "$@" msg "$@"
}
err() {
msg "Error:" "$@"
} }
_exit() { _exit() {
_msg "$@" "Exiting..." msg "$@" "Exiting ..."
exit 0 exit 0
} }
_fail() { fatal() {
_msg "Error:" "$@" err "$@"
exit 1 exit 1
} }
_fatal() { _fail "${FUNCNAME[1]} at line ${BASH_LINENO[0]}"; } opt_err() { fatal "only one operation may be used at a time."; }
_opt_err() { _fail "only one operation may be used at a time."; }
usage() { usage() {
cat >&2 <<- EOF cat >&2 <<- EOF
usage: usage:
$PROGNAME {-C --color} <color> [options] $PROGNAME [options] {-C --color} <color>
$PROGNAME {-D --default} [options] $PROGNAME [options] {-D --default}
$PROGNAME {-R --restore} [options] $PROGNAME [options] {-R --restore}
OPERATIONS: OPERATIONS:
-C --color <color> change color of folders -C --color <color> change color of folders
-D --default back to the default color -D --default back to the default color
-R --restore restore color from a config file -R --restore restore the last used color from the config file
OPTIONS: OPTIONS:
-l --list show available colors -l --list show available colors
-u --update-caches update icon caches -t --theme <theme> make changes to the specified theme instead of Papirus
-u --update-caches update icon caches for Papirus and siblings
-V --version print $PROGNAME version and exit -V --version print $PROGNAME version and exit
-v --verbose be verbose -v --verbose be verbose
-h --help show this help -h --help show this help
@ -75,12 +75,41 @@ usage() {
exit "${1:-0}" exit "${1:-0}"
} }
_is_root_user() {
if [ "$(id -u)" -eq 0 ]; then
return 0
fi
return 1
}
_is_system_dir() {
if [ "${THEME_DIR:0:4}" == "/usr" ]; then
return 0
fi
return 1
}
_is_valid_color() {
local color="$1"
eval "$(get_colors)"
for i in "${colors[@]}"; do
[ "$i" == "$color" ] || continue
return 0
done
return 1
}
get_colors() { get_colors() {
local -r -a valid_colors=("black" "blue" "brown" "cyan" "green"
"grey" "magenta" "orange" "pink" "purple" "red" "violet"
"yellow")
local color='' local color=''
local -a colors=() local -a colors=()
local -a valid_colors=("black" "blue" "brown" "cyan" "green"
"grey" "magenta" "orange" "pink" "purple" "red" "violet"
"yellow")
for color in "${valid_colors[@]}"; do for color in "${valid_colors[@]}"; do
if [ -e "$THEME_DIR/48x48/places/folder-$color.svg" ]; then if [ -e "$THEME_DIR/48x48/places/folder-$color.svg" ]; then
@ -102,25 +131,22 @@ get_current_color() {
declare -p current_color declare -p current_color
} }
change_color() { get_theme_dir() {
[ -n "$1" ] || return 1 local icons_dir
local -a icons_dirs=(
"/usr/local/share/icons/$THEME_NAME"
"/usr/share/icons/$THEME_NAME"
"$HOME/.local/share/icons/$THEME_NAME"
"$HOME/.icons/$THEME_NAME"
)
local -r color="$1" for icons_dir in "${icons_dirs[@]}"; do
local -r sizes_regex="(22x22|24x24|32x32|48x48|64x64)" [ -f "$icons_dir/index.theme" ] || continue
local -r icons_regex="(folder|user)-$color" printf '%s' "$icons_dir"
local file target symlink return 0
_verbose "Changing color of folders to '$color'..."
find "$THEME_DIR" -regextype posix-extended \
-regex ".*/${sizes_regex}/places/${icons_regex}.*" \
-print0 | while read -d $'\0' file; do
target="$(basename "$file")"
symlink="${file/-$color/}"
ln -sf "$target" "$symlink" || _fail \
"cannot create '$symlink' symlink"
done done
return 1
} }
get_user() { get_user() {
@ -145,12 +171,12 @@ config() {
local config_file local config_file
if _is_system_dir; then if _is_system_dir; then
config_file="/var/lib/$PROGNAME/keep" config_dir="/var/lib/$PROGNAME"
else else
config_file="${XDG_CONFIG_HOME:-$HOME/.config}/$PROGNAME/keep" config_dir="${XDG_CONFIG_HOME:-$HOME/.config}/$PROGNAME"
fi fi
config_dir="$(dirname "$config_file")" config_file="$config_dir/keep"
while (( "$#" )); do while (( "$#" )); do
case "$1" in case "$1" in
@ -159,15 +185,12 @@ config() {
for key; do for key; do
[ -n "$key" ] || continue [ -n "$key" ] || continue
sed -n " awk -F= -v key="$key" '
/^[[:space:]]*${key}=/ { $1 == key {
# remove everything before the equal sign print $2
s/[^=]*=//p exit
# get only the first match }
:loop ' "$config_file"
n
b loop
}" "$config_file"
done done
break break
@ -175,31 +198,119 @@ config() {
-n|--new) shift; -n|--new) shift;
rm -f "$config_file" rm -f "$config_file"
;; ;;
-e|--exists) shift;
# return 1 if test config_file not exist or empty
if [ -f "$config_file" ] && [ -s "$config_file" ]; then
return 0
else
return 1
fi
;;
-s|--set) shift; -s|--set) shift;
[ -d "$config_dir" ] || mkdir -p "$config_dir" [ -d "$config_dir" ] || mkdir -p "$config_dir"
[ -f "$config_file" ] || touch "$config_file" [ -f "$config_file" ] || touch "$config_file"
_verbose "Saving params to '$config_file'..." verbose "Saving params to '$config_file' ..."
cat >> "$config_file" <<- EOF cat >> "$config_file" <<- EOF
$(for i; do echo "$i"; done) $(for key_value; do echo "$key_value"; done)
EOF EOF
break break
;; ;;
*) *)
err "illegal option -- '$1'"
return 1 return 1
;;
esac esac
done done
return 0 return 0
} }
update_icon_caches() { change_color() {
declare -a icon_themes=( [ -n "$1" ] || return 1
$(find "$THEME_DIR/.." -iname "*$THEME_NAME*" -type d )
) local color="$1"
local sizes_regex="(22x22|24x24|32x32|48x48|64x64)"
local icons_regex="(folder|user)-$color"
local file target symlink
# verbose "Changing color of folders to '$color' ..."
find -L "$THEME_DIR" -regextype posix-extended \
-regex ".*/${sizes_regex}/places/${icons_regex}.*" \
-print0 | while read -r -d $'\0' file; do
target="$(basename "$file")"
symlink="${file/-$color/}"
ln -sf "$target" "$symlink" || fatal "cannot create '$symlink' symlink"
done
}
list_colors() {
local color='' prefix=''
eval "$(get_colors)"
eval "$(get_current_color)"
for color in "${colors[@]}"; do
if [ "$current_color" = "$color" ]; then
prefix='>'
else
prefix=''
fi
printf '%2s %s\n' "$prefix" "$color"
done
}
do_change_color() {
_is_valid_color "$SELECTED_COLOR" \
|| fatal "'$SELECTED_COLOR' is not a valid color"
verify_privileges
msg "Changing color of folders to '$SELECTED_COLOR'" \
"for '$THEME_NAME' ..."
change_color "$SELECTED_COLOR"
config --new --set "theme=$THEME_NAME" "color=$SELECTED_COLOR"
update_icon_cache
}
do_revert_default() {
verify_privileges
msg "Restoring default folder color for '$THEME_NAME' ..."
change_color "${DEFAULT_COLORS[$THEME_NAME]}"
config --new
update_icon_cache
}
do_restore_color() {
local saved_color=''
if config --exists; then
THEME_NAME="$(config --get theme)"
saved_color="$(config --get color)"
else
_exit "Config file not found."
fi
THEME_DIR="$(get_theme_dir)" || _exit "'$THEME_NAME' not found."
if [ -z "$saved_color" ]; then
_exit "cannot get color from a config file."
elif _is_valid_color "$saved_color"; then
verify_privileges
change_color "$saved_color"
msg "'$saved_color' color of the folders has been restored."
else
_exit "cannot restore '$saved_color' color of folders."
fi
}
delete_icon_caches() {
local icon_cache=''
eval "$(get_user)" eval "$(get_user)"
@ -211,126 +322,97 @@ update_icon_caches() {
"$user_dir/.kde4/cache-$(hostname)/icon-cache.kcache" "$user_dir/.kde4/cache-$(hostname)/icon-cache.kcache"
) )
_verbose "Deleting icon caches..." verbose "Deleting icon caches ..."
for i in "${icon_caches[@]}"; do for icon_cache in "${icon_caches[@]}"; do
[ -e "$i" ] || continue [ -e "$icon_cache" ] || continue
rm -f "$i" rm -f "$icon_cache"
done
_verbose "Rebuilding icon caches..."
for i in "${icon_themes[@]}"; do
gtk-update-icon-cache -qf "$i" || true
done done
} }
_is_valid_color() { update_icon_cache() {
local -r color="$1" delete_icon_caches
eval "$(get_colors)" verbose "Rebuilding icon cache ..."
gtk-update-icon-cache -qf "$THEME_DIR" || true
}
for i in "${colors[@]}"; do update_icon_caches() {
[ "$i" == "$color" ] || continue local theme=''
return 0
delete_icon_caches
for theme in "${!DEFAULT_COLORS[@]}"; do
[ -f "$THEME_DIR/../$theme/index.theme" ] || continue
verbose "Rebuilding icon cache for '$theme' ..."
gtk-update-icon-cache -qf "$THEME_DIR/../$theme" || true
done done
return 1
}
_is_system_dir() {
if [ "${THEME_DIR:0:4}" == "/usr" ]; then
return 0
fi
return 1
}
_is_root_user() {
if [ "$(id -u)" -eq 0 ]; then
return 0
fi
return 1
} }
verify_privileges() { verify_privileges() {
_is_root_user && return 0 _is_root_user && return 0
_is_system_dir || return 0 _is_system_dir || return 0
_verbose "This operation requires root privileges." verbose "This operation requires root privileges."
if command -v sudo > /dev/null; then if command -v sudo > /dev/null; then
exec sudo "$THIS_SCRIPT" "${ARGS[@]}" exec sudo "$THIS_SCRIPT" "${ARGS[@]}"
else else
_fail "You need to be root to run this command." fatal "You need to be root to run this command."
fi fi
} }
cmdline() { parse_args() {
local arg='' opt='' OPT='' local arg='' opt=''
local -a args=() local -a args=()
# Translate --gnu-long-options to -g (short options) # Translate --gnu-long-options to -g (short options)
for arg; do for arg; do
opt="-${arg:2:1}" # short option in lowercase
OPT="${opt^^}" # short option in uppercase
case "$arg" in case "$arg" in
--help | \ --help) args+=( -h ) ;;
--list | \ --list) args+=( -l ) ;;
--update-caches | \ --theme) args+=( -t ) ;;
--verbose) args=("${args[@]}" "$opt") ;; --update-caches) args+=( -u ) ;;
--color | \ --verbose) args+=( -v ) ;;
--default | \ --color) args+=( -C ) ;;
--restore | \ --default) args+=( -D ) ;;
--version) args=("${args[@]}" "$OPT") ;; --restore) args+=( -R ) ;;
--[a-z]*) --version) args+=( -V ) ;;
_msg "illegal option -- '$arg'" --[0-9a-Z]*)
usage 1 err "illegal option -- '$arg'"
usage 128
;; ;;
*) args=("${args[@]}" "$arg") ;; *) args+=("$arg")
esac esac
done done
# Reset the positional parameters to the short options # Reset the positional parameters to the short options
eval set -- "${args[@]}" eval set -- "${args[@]}"
local operation="" while getopts ":C:DRlt:uvVh" opt; do
local -a options=() case "$opt" in
C ) [ -z "$OPERATION" ] || opt_err
while getopts "c:C:dDhlrRuvV" OPTION; do OPERATION="change-color"
case "$OPTION" in SELECTED_COLOR="$OPTARG"
c|C)
[ -z "$operation" ] || _opt_err
operation="change-color"
local -r selected_color="$OPTARG"
;; ;;
d|D) D ) [ -z "$OPERATION" ] || opt_err
[ -z "$operation" ] || _opt_err OPERATION="revert-default"
operation="revert-default"
;; ;;
l) R ) [ -z "$OPERATION" ] || opt_err
options=("${options[@]}" "list-colors") OPERATION="restore-color"
;; ;;
r|R) l ) OPTIONS+=("list-colors") ;;
[ -z "$operation" ] || _opt_err t ) THEME_NAME="$OPTARG" ;;
operation="restore-color" u ) OPTIONS+=("update-icon-caches") ;;
;; v ) VERBOSE=1 ;;
u) V ) printf "%s %s\n" "$PROGNAME" "$VERSION"
options=("${options[@]}" "update-icon-caches")
;;
V)
printf "%s %s\n" "$PROGNAME" "$VERSION"
exit 0 exit 0
;; ;;
h) h ) usage 0 ;;
usage 0 : ) err "option requires an argument -- '-$OPTARG'"
usage 128
;; ;;
v) \?) err "illegal option -- '-$OPTARG'"
declare -ri VERBOSE=1 usage 128
;;
\?)
usage 1
;; ;;
esac esac
done done
@ -338,99 +420,60 @@ cmdline() {
shift $((OPTIND-1)) shift $((OPTIND-1))
# Return an error if any positional parameters are found # Return an error if any positional parameters are found
[ -z "$1" ] || _fail "illegal parameter -- '$1'" if [ -n "$1" ]; then
err "illegal parameter -- '$1'"
usage 128
fi
}
case "$operation" in main() {
change-color) # default values of options
_is_valid_color "$selected_color" \ declare THEME_NAME="${THEME_NAME:-Papirus}"
|| _fail "'$selected_color' is not a valid color" declare -i VERBOSE="${VERBOSE:-0}"
declare -A DEFAULT_COLORS=(
['ePapirus']='blue'
['Papirus']='blue'
['Papirus-Dark']='blue'
['Papirus-Light']='blue'
['Papirus-Adapta']='cyan'
['Papirus-Adapta-Nokto']='cyan'
)
verify_privileges declare OPERATION=''
declare SELECTED_COLOR=''
declare -a OPTIONS=()
change_color "$selected_color" || _fatal parse_args "${ARGS[@]}"
config --new --set "color=$selected_color" || _fatal
update_icon_caches || _fatal
;;
revert-default)
verify_privileges
change_color "$DEFAULT_COLOR" || _fatal THEME_DIR="$(get_theme_dir)" \
config --new --set "color=$DEFAULT_COLOR" || _fatal || fatal "fail to find '$THEME_NAME' icon theme."
update_icon_caches || _fatal
_verbose "Reverted back to the default color of folders." case "$OPERATION" in
;; change-color) do_change_color ;;
restore-color) revert-default) do_revert_default ;;
saved_color="$(config --get color)" restore-color) do_restore_color ;;
[ -n "$saved_color" ] \
|| _exit "cannot get color from a config file."
_is_valid_color "$saved_color" \
|| _exit "cannot restore '$saved_color' color of folders."
verify_privileges
change_color "$saved_color" || _fatal
_msg "'$saved_color' color of the folders has been restored."
;;
esac esac
for option in "${options[@]}"; do for option in "${OPTIONS[@]}"; do
case "$option" in case "$option" in
list-colors) list-colors)
cat <<- EOF cat <<- EOF
List of available colors: List of available colors:
$( $(list_colors)
eval "$(get_colors)"
eval "$(get_current_color)"
declare color prefix
for color in "${colors[@]}"; do
if [ "$current_color" = "$color" ]; then
prefix=">"
else
prefix=""
fi
printf '%2s %s\n' "$prefix" "$color"
done
)
EOF EOF
;; ;;
update-icon-caches) update-icon-caches)
verify_privileges verify_privileges
update_icon_caches
update_icon_caches || _fatal
;; ;;
esac esac
done done
_verbose "Done!" verbose "Done!"
exit 0
}
main() {
local icons_dir
local -a icons_dirs=(
"/usr/local/share/icons/$THEME_NAME"
"/usr/share/icons/$THEME_NAME"
"$HOME/.local/share/icons/$THEME_NAME"
"$HOME/.icons/$THEME_NAME"
)
for icons_dir in "${icons_dirs[@]}"; do
[ -f "$icons_dir/index.theme" ] || continue
readonly THEME_DIR="$icons_dir"
break
done
[ -e "$THEME_DIR" ] || _fail "cannot find $THEME_NAME icon theme."
cmdline "${ARGS[@]}"
} }
main main
exit 0