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Improve script for a strict environment #5

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This commit is contained in:
Sergei Eremenko 2018-09-30 19:01:52 +03:00
parent 20dce1d61e
commit 47cfbd8e0f
1 changed files with 27 additions and 16 deletions
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@ -84,9 +84,11 @@ _is_root_user() {
return 1
}
_is_system_dir() {
# if $THEME_DIR begins with /usr
if [ "${THEME_DIR:0:4}" == "/usr" ]; then
_is_user_dir() {
[ -n "$HOME" ] || return 1
# if $THEME_DIR is placed in home dir
if [ -z "${THEME_DIR##"$HOME"/*}" ]; then
return 0
fi
@ -161,19 +163,27 @@ get_theme_dir() {
}
get_user() {
local user user_dir
local user=''
if [ -n "$PKEXEC_UID" ]; then
user="$(id -nu "$PKEXEC_UID")"
elif [ -n "$SUDO_USER" ]; then
user="$SUDO_USER"
elif [ -n "$LOGNAME" ]; then
user="$LOGNAME"
else
user="$USER"
user="$(id -nu)"
fi
user_dir="$(getent passwd "$user" | awk -F: '{print $6}')"
printf '%s' "$user"
}
declare -p user user_dir
get_user_home() {
local user
user="$(get_user)"
getent passwd "$user" | awk -F: '{print $(NF-1)}'
}
config() {
@ -181,10 +191,10 @@ config() {
local config_dir
local config_file
if _is_system_dir; then
config_dir="/var/lib/$PROGNAME"
else
if _is_user_dir; then
config_dir="${XDG_CONFIG_HOME:-$HOME/.config}/$PROGNAME"
else
config_dir="/var/lib/$PROGNAME"
fi
config_file="$config_dir/keep"
@ -320,16 +330,17 @@ do_restore_color() {
}
delete_icon_caches() {
local icon_cache=''
local icon_cache user='' user_home=''
eval "$(get_user)"
user="$(get_user)"
user_home="$(get_user_home)"
declare -a icon_caches=(
# KDE 5 icon caches
"$user_dir/.cache/icon-cache.kcache"
"$user_home/.cache/icon-cache.kcache"
"/var/tmp/kdecache-$user/icon-cache.kcache"
# KDE 4 icon caches
"$user_dir/.kde4/cache-$(hostname)/icon-cache.kcache"
"$user_home/.kde4/cache-$(hostname)/icon-cache.kcache"
)
verbose "Deleting icon caches ..."
@ -359,8 +370,8 @@ update_icon_caches() {
}
verify_privileges() {
_is_root_user && return 0
_is_system_dir || return 0
_is_root_user && return 0
_is_user_dir && return 0
verbose "This operation requires root privileges."