#!/bin/bash

if [ $# -ne 3 -a $# -ne 4 ]; then
    msg "usage: $(basename $0) [-f] <packagename> <repo> <arch>"
    msg "  -f  Force building. Skip license checks"
    exit 1
fi

. "$(dirname $0)/../db-functions"
. "$(dirname $0)/../config"

FORCE=0
if [ "$1" = "-f" ]; then
    FORCE=1
    shift
fi

packagename="$1"
reponame="$2"
arch="$3"

script_lock

create_srcpackage() {
    if [ -f "$1/PKGBUILD" ]; then
        pushd "$1" >/dev/null
        pkgver=$(. PKGBUILD; echo ${pkgver})
        if [ $? -ne 0 ]; then
            error "Failed to read pkgver from $1"
            return 1
        fi
        pkgrel=$(. PKGBUILD; echo ${pkgrel})
        if [ $? -ne 0 ]; then
            error "Failed to read pkgrel from $1"
            return 1
        fi
        license=($(. PKGBUILD; echo ${license[@]}))
        if [ $? -ne 0 ]; then
            error "Failed to read license from $1"
            return 1
        fi
        if ! [ $FORCE == 1 ] && ! chk_license ${license[@]} ; then
            # Removed so as not to clutter failed.txt
            #warning "$packagename license (${license[@]}) does not require source tarballs"
            return 0
        else
            msg "Creating source tarball for $packagename-$pkgver-$pkgrel"
        fi

        local line
        /usr/bin/makepkg --allsource --ignorearch > "$WORKDIR/makepkg.log" 2>&1
        if [ $? -ne 0 ]; then
            error "Failed to download source for $packagename-$pkgver-$pkgrel ($reponame-$arch)"
            while read line; do
                msg2 "${line}"
            done < "$WORKDIR/makepkg.log"
            return 1
        fi

        if [ -f "${packagename}-${pkgver}-${pkgrel}${SRCEXT}" ]; then
            mv "${packagename}-${pkgver}-${pkgrel}${SRCEXT}" "${FTP_BASE}/${SRCPOOL}"
        else
            error "Source package not found: ${packagename}-${pkgver}-${pkgrel}${SRCEXT}"
            while read line; do
                msg2 "${line}"
            done < "$WORKDIR/makepkg.log"
            return 1
        fi

        popd >/dev/null

        return 0
    fi
}

set_umask
cd "$WORKDIR"

failed=0

if /usr/bin/svn export -q "$SVNREPO/$packagename" $packagename; then
  if [ -f "$packagename/repos/$reponame-any/PKGBUILD" ]; then
    create_srcpackage "$packagename/repos/$reponame-any" || failed=1
  elif [ -f "$packagename/repos/$reponame-$arch/PKGBUILD" ]; then
    create_srcpackage "$packagename/repos/$reponame-$arch" || failed=1
  else
    error "PKGBUILD for '$packagename' does not exist in repo '$reponame-$arch' or '$reponame-any'"
    failed=1
  fi
else
  error "Package '$packagename' does not exist in repo '$reponame-$arch'"
  failed=1
fi

script_unlock

exit $failed