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#!/bin/sh
set -eu
FILE="${1:-}"
MYLINENO="${2:-}"
COMMIT="$(git rev-parse HEAD)"
ORIGIN="$(git config --get remote.origin.url)"
REPOSITORY="$(basename "$PWD")"
usage() {
cat <<EOF
Usage:
$0 FILE [LINENO]
EOF
}
if [ -z "$FILE" ]; then
echo "Missing \$FILE argument"
usage >&2
exit 2
fi
euandreh() {
printf 'https://git.euandreh.xyz/%s/tree/%s?id=%s%s\n' "$REPOSITORY" "$FILE" "$COMMIT" "${MYLINENO:+#n$MYLINENO}"
}
sourcehut() {
printf '%s/tree/%s/item/%s%s\n' "$ORIGIN" "$COMMIT" "$FILE" "${MYLINENO:+#L$MYLINENO}"
}
savannah() {
printf '%s/tree/%s?id=%s%s\n' "$(echo "$ORIGIN" | sed 's|gnu.org/git|gnu.org/cgit|')" "$FILE" "$COMMIT" "${MYLINENO:+#n$MYLINENO}"
}
gitlab() {
if echo "$ORIGIN" | grep -q '^git@gitlab.com:'; then
NAME="$(echo "$ORIGIN" | cut -d: -f2 | cut -d/ -f1)"
ORIGIN="https://gitlab.com/$NAME/$REPOSITORY"
fi
printf '%s/-/blob/%s/%s%s\n' "$ORIGIN" "$COMMIT" "$FILE" "${MYLINENO:+#L$MYLINENO}"
}
damnyou_github() {
if echo "$MYLINENO" | grep -q -- -; then
P1="$(echo "$MYLINENO" | cut -d- -f1)"
P2="$(echo "$MYLINENO" | cut -d- -f2)"
printf '#L%s-L%s' "$P1" "$P2"
elif [ -n "$MYLINENO" ]; then
printf '#L%s' "${MYLINENO}"
else
printf ''
fi
}
github() {
if echo "$ORIGIN" | grep -q '^git@github.com:'; then
NAME="$(echo "$ORIGIN" | cut -d: -f2 | cut -d/ -f1)"
ORIGIN="https://github.com/$NAME/$REPOSITORY"
fi
printf '%s/blob/%s/%s%s\n' "$ORIGIN" "$COMMIT" "$FILE" "$(damnyou_github)"
}
guess_permalink() {
case "$ORIGIN" in
*euandreh.xyz*)
euandreh
;;
*git.sr.ht*)
sourcehut
;;
*git.savannah.gnu.org*)
savannah
;;
*gitlab.com*)
gitlab
;;
*github.com*)
github
;;
*)
echo "Unsupported origin: $ORIGIN"
exit 1
;;
esac
}
xdg-open "$(guess_permalink)"
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