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#! /usr/bin/env nix-shell
#! nix-shell -i bash -p coreutils findutils gnused nix wget
set -efuo pipefail
SRCS=
if [ -d "$1" ]; then
SRCS="$(pwd)/$1/srcs.nix"
. "$1/fetch.sh"
else
SRCS="$(pwd)/$(dirname $1)/srcs.nix"
. "$1"
fi
tmp=$(mktemp -d)
pushd $tmp >/dev/null
wget -nH -r -c --no-parent "${WGET_ARGS[@]}" >/dev/null
csv=$(mktemp)
find . -type f | while read src; do
# Sanitize file name
filename=$(basename "$src" | tr '@' '_')
nameVersion="${filename%.tar.*}"
name=$(echo "$nameVersion" | sed -e 's,-[[:digit:]].*,,' | sed -e 's,-opensource-src$,,' | sed -e 's,-everywhere-src$,,')
version=$(echo "$nameVersion" | sed -e 's,^\([[:alpha:]][[:alnum:]]*-\)\+,,')
echo "$name,$version,$src,$filename" >>$csv
done
cat >"$SRCS" <<EOF
# DO NOT EDIT! This file is generated automatically by fetch-kde-qt.sh
{ fetchurl, mirror }:
{
EOF
gawk -F , "{ print \$1 }" $csv | sort | uniq | while read name; do
versions=$(gawk -F , "/^$name,/ { print \$2 }" $csv)
latestVersion=$(echo "$versions" | sort -rV | head -n 1)
src=$(gawk -F , "/^$name,$latestVersion,/ { print \$3 }" $csv)
filename=$(gawk -F , "/^$name,$latestVersion,/ { print \$4 }" $csv)
url="${src:2}"
sha256=$(nix-hash --type sha256 --base32 --flat "$src")
cat >>"$SRCS" <<EOF
$name = {
version = "$latestVersion";
src = fetchurl {
url = "\${mirror}/$url";
sha256 = "$sha256";
name = "$filename";
};
};
EOF
done
echo "}" >>"$SRCS"
popd >/dev/null
rm -fr $tmp >/dev/null
rm -f $csv >/dev/null