codekingpro/portable-devtools

1#! /bin/dash2 3# this script is 20% faster with dash than with bash4 5#############################################################################6# download function7 8download_noto () {9 10# download noto third-party region flags11if [ -d noto-emoji-flags ]12then	if [ -d noto-emoji-flags/.git ]13	then	(cd noto-emoji-flags; git pull)14	else	echo WARNING: directory noto-emoji-flags already exists but no git config - Exit15		exit 916	fi17else18	notogit=https://github.com/googlefonts/noto-emoji19	git clone --depth 1 -n --filter=blob:none $notogit noto-emoji-flags20	(cd noto-emoji-flags21	 git sparse-checkout set --no-cone third_party/region-flags/png22	 git checkout23	)24fi25(cd noto-emoji-flags; rm -f *.png; ln third_party/region-flags/png/*.png ./)26 27}28 29download_other () {30 31# download Puellanivis’ flag emojis32if [ -d puellanivis-flags ]33then	if [ -d puellanivis-flags/.git ]34	then	(cd puellanivis-flags; git pull)35	else	echo WARNING: directory puellanivis-flags already exists but no git config - Exit36		exit 937	fi38else39	puelgit=https://github.com/puellanivis/emoji.git40	git clone --depth 1 $puelgit puellanivis-flags41fi42(cd puellanivis-flags; rm -f *.png; ln flags/*.png flags/*/*.png ./)43 44}45 46download () {47	download_noto48 49	# drop download of old Google region flags50	#git clone --depth 1 https://github.com/google/region-flags.git google-region-flags &&51	#ln google-region-flags/png/*.png google-region-flags/52 53	download_other54}55 56#############################################################################57# extract emoji files:58# pre-deploy them with proper filename, according to codepoint pattern59 60extract () {61	mkdir -p common62 63	for f in `ls *-flags/*.png`64	do	e=${f##*/}65		e=${e%.png}66		if [ -n "$BASH_VERSION" ]67		then68			e=${e//-}69			e=${e//\'}70		#else filter them out by missing case below71		fi72		case $e in73		??)	# 1F1E6 1F1E8 ; RGI_Emoji_Flag_Sequence74			tagseq=false;;75		*)	# 1F3F4 E0067 E0062 E0065 E006E E0067 E007F; RGI_Emoji_Tag_Sequence; flag: England76			tagseq=true;;77		esac78		if $tagseq79		then	n=1f3f480		else	n=81		fi82		# speed-up possible by using a common sed script...83		for l in $( echo "$e" | tr 'A-Z' 'a-z' | sed -e 's,.,& ,g' )84		do	d=$( printf %d "'$l'" )85			if $tagseq86			then	case "$l" in87				[a-z]|[0-9])88					d=$(( $d + 917504 ))89					n=$n-$( printf %x $d )90					;;91				#[a-z])	d=$(( $d - 97 + 917601 ))	# 'a' -> U+E0061 ...92				#	n=$n-$( printf %x $d )93				#	;;94				#[0-9])	d=$(( $d - 48 + 917552 ))	# '0' -> U+E0030 ...95				#	n=$n-$( printf %x $d )96				#	;;97				esac98			else	d=$(( $d - 97 + 127462 ))	# U+1F1E699				n=$n-$( printf %x $d )100			fi101		done102		if $tagseq103		then	n=$n-e007f.png104		else	n=${n#-}.png105		fi106 107		echo "$f -> common/$n"108		if [ -L "$f" ]109		then	# linking a symbolic link while renaming the target 110			# would yield a dangling link, so copy it111			cp "$f" "common/$n"112		else	ln "$f" "common/$n"113		fi114	done115}116 117#############################################################################118# perform download and extraction/deployment119 120case "$1" in121""|-h|--help)122	echo "Usage: `basename $0` [-d | -e | -de]" >&2123	echo >&2124	echo "This script retrieves flag emojis from various sources." >&2125	echo >&2126	echo "Options:" >&2127	echo "	-d	Download flags emojis repositories" >&2128	echo "	-n	Download only Noto flags" >&2129	echo "	-e	Extract emoji files with proper filenames into common/" >&2130	echo "	-de	-d and -e" >&2131	echo "	-ne	-n and -e" >&2132	echo >&2133	if [ `uname` = "Linux" ] && type wslpath 2> /dev/null 1>&2134	then	echo "Note: for direct deployment from WSL, first go into the common config directory:" >&2135		echo '  cd `wslpath "$APPDATA/mintty/emojis"` || cd `wslpath "$APPDATA/wsltty/emojis"`' >&2136	else	echo "Note: for direct deployment, first go into subdirectory 'emojis' of one of the" >&2137		echo "mintty config directories:" >&2138		echo '  ~/.mintty' >&2139		echo '  ~/.config/mintty' >&2140		echo '  $APPDATA/mintty' >&2141		echo '  /usr/share/mintty' >&2142	fi143	exit;;144-n|--download-noto)145	download_noto146	;;147-ne|--noto)148	download_noto149	extract150	;;151-d|--download)152	download153	;;154-e|--extract)155	extract156	;;157-de|--all)158	download159	extract160	;;161esac162 163#############################################################################164# end165