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#!/bin/sh -e
basedir="$(cd "$(dirname "$0")" && pwd)"
getCurrentVersions() {
[ -e "$basedir/sources.nix" ] || return 0
(cd "$basedir" && nix-instantiate --eval --strict -E '
toString ((import ../../../../lib).mapAttrsToList
(name: info: "${name}:${info.version}!${info.sha256}!${info.releaseId}")
(import ./sources.nix))
' | tr -d '"')
}
currentVersions="$(getCurrentVersions)"
getLastestVersion() {
local baseurl="https://www.aquamaniac.de"
local pkglist="sites/download/packages.php?package=$1&showall=1"
local url="$baseurl/$pkglist"
local reVersion='[0-9]+(\.[0-9]+)+' # Only release versions, no betas!
local reHref='href=".*release=([0-9]+).*dummy=[^0-9]*('"$reVersion"')\.tar'
local reFull='s/^.*<a\>.*\<'"$reHref"'.*/\2!\1/p'
curl -s "$url" | sed -nre "$reFull" | sort -V -k 1,1 | tail -n1
}
getEntry() {
local name="$1"
for entry in $currentVersions; do
if [ "${entry%%:*}" = "$name" ]; then
echo "${entry#*:}"
return 0
fi
done
return 1
}
prefetchNew() {
local name="$1"
local version="$2"
local package="$3"
local releaseId="$4"
local url="http://www.aquamaniac.de/sites/download/download.php"
local qstring="package=$package&release=$releaseId&file=01";
nix-prefetch-url --name "$name-$version.tar.gz" "$url?$qstring"
}
processPackage() {
local name="$1"
local package="$2"
local latest="$(getLastestVersion "$package")"
local current="$(getEntry "$name")"
local currentTail="${current#*!}"
local currentVersion="${current%%!*}"
local currentSha256="${currentTail%%!*}"
local currentReleaseId="${current##*!}"
local latestVersion="${latest%%!*}"
local latestReleaseId="${latest##*!}"
if [ "$latestVersion" = "$currentVersion" -a \
"$latestReleaseId" = "$currentReleaseId" ]; then
echo " $name.version = \"$currentVersion\";"
echo " $name.sha256 = \"$currentSha256\";"
echo " $name.releaseId = \"$currentReleaseId\";"
return 0
fi
local latestSha256="$(
prefetchNew "$name" "$latestVersion" "$package" "$latestReleaseId"
)"
echo " $name.version = \"$latestVersion\";"
echo " $name.sha256 = \"$latestSha256\";"
echo " $name.releaseId = \"$latestReleaseId\";"
return 0
}
generateNewSources() {
echo "# This file is autogenerated from update.sh in the same directory."
echo "{"
for package in gwenhywfar:01 libchipcard:02 aqbanking:03; do
processPackage "${package%%:*}" "${package##*:}"
done
echo "}"
}
if newSources="$(generateNewSources)"; then
echo "$newSources" > "$basedir/sources.nix"
fi
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