1 files changed, 113 insertions, 0 deletions
diff --git a/v2/src/bin/dyn-po4a b/v2/src/bin/dyn-po4a
new file mode 100755
index 0000000..9dde6d1
--- /dev/null
+++ b/v2/src/bin/dyn-po4a
@@ -0,0 +1,113 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  dyn-po4a > po/po4a.cfg
+		  dyn-po4a -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+
+		Options:
+		  -h, --help    show this message
+
+
+		Discover translatable files in the repository (via
+		git-ls-files(1)) that have '.en.' or '/en/' in their name and
+		emit the configuration file to be used with po4a(1).
+
+
+		Examples:
+
+		  Setup i18n on a new repository:
+
+		    $ mkdir po
+		    $ touch po/pt.po
+		    $ touch po/"$(basename "$PWD")".pot
+		    $ dyn-po4a > po/po4a.cfg
+		    $ po4a po/po4a.cfg
+
+
+		  Conditionally update the configuration in a Makefile:
+
+		    po/po4a.cfg: ALWAYS
+		    	dyn-po4a | ifnew $@
+		    	po4a $@
+	EOF
+}
+
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+. src/lib.sh
+
+
+guess_type() {
+	case "$1" in
+		*.md)
+			echo text
+			;;
+		*.[1-9]*.in)
+			echo man
+			;;
+		*.html)
+			echo xhtml
+			;;
+		*)
+			echo text
+			;;
+	esac
+}
+
+
+cat <<-'EOF'
+	[options] --keep 0 --master-charset UTF-8 --localized-charset UTF-8
+
+	[po_directory] po
+
+EOF
+
+git ls-files | grep -F '.en.' | while read -r file; do
+	TYPE="$(guess_type "$file")"
+	# shellcheck disable=2016
+	VAR_FILE="$(printf '%s' "$file" | sed 's|\.en\.|.$lang.|')"
+	# shellcheck disable=2016
+	printf '[type: %s] %s $lang:%s\n' "$TYPE" "$file" "$VAR_FILE"
+done
+
+if [ ! -t 0 ]; then
+	cat
+fi