#!/bin/bash

abort() {
    echo ${1:-"Cancelled"}
    exit 1
}

# Verify that a remote file exists and is identical to a local one
# Usage: package_verify <local path> <remote host> <remote path>
package_verify() {
    local remote_checksum=$(ssh $2 openssl sha1 "'$3'" 2>/dev/null |
                            grep -o '[0-9a-f]\{40\}$')
    local local_checksum=$(openssl sha1 "$1" | grep -o '[0-9a-f]\{40\}$')
    if [ -n "$remote_checksum" -a "$remote_checksum" == "$local_checksum" ]; then
        return 0
    fi
    return 1
}

# Source makepkg.conf; fail if it is not found
if [ -r "/etc/makepkg.conf" ]; then
    source "/etc/makepkg.conf"
else
    abort "/etc/makepkg.conf not found!"
fi

# Source user-specific makepkg.conf overrides
if [ -r ~/.makepkg.conf ]; then
    source ~/.makepkg.conf
fi

cmd=$(basename $0)

if [ ! -f PKGBUILD ]; then
    abort "No PKGBUILD file"
fi

source PKGBUILD
pkgbase=${pkgbase:-${pkgname[0]}}

# set up repo-specific opts depending on how we were called
server="gerolde.archlinux.org"
if [ "$cmd" == "extrapkg" ]; then
    repo="extra"
elif [ "$cmd" == "corepkg" ]; then
    repo="core"
elif [ "$cmd" == "testingpkg" ]; then
    repo="testing"
elif [ "$cmd" == "communitypkg" ]; then
    repo="community"
    server="aur.archlinux.org"
elif [ "$cmd" == "community-testingpkg" ]; then
    repo="community-testing"
    server="aur.archlinux.org"
else
    if [ $# -eq 0 ]; then
        abort "usage: commitpkg <reponame> [-l limit] [commit message]"
    fi
    repo="$1"
    shift
fi

# see if any limit options were passed, we'll send them to SCP
unset scpopts
if [ "$1" = "-l" ]; then
    scpopts="$1 $2"
    shift 2
fi

for CARCH in ${arch[@]}; do
    echo "===> Uploading to $repo-$CARCH"
    for _pkgname in ${pkgname[@]}; do
        pkgfile=${_pkgname}-${pkgver}-${pkgrel}-${CARCH}${PKGEXT}

        if [ ! -f $pkgfile -a -f $PKGDEST/$pkgfile ]; then
            pkgfile=$PKGDEST/$pkgfile
        elif [ ! -f $pkgfile ]; then
            echo "File $pkgfile doesn't exist"
            # skip to next architecture
            continue 2
        fi

        # combine what we know into a variable
        uploadto="staging/${repo}/$(basename ${pkgfile})"
        # don't re-upload the same package (useful for -any sub packages)
        if ! package_verify "${pkgfile}" ${server} "${uploadto}"; then
            scp ${scpopts} "${pkgfile}" "${server}:${uploadto}" || abort
        fi
        if ! package_verify "${pkgfile}" ${server} "${uploadto}"; then
            abort "File got corrupted during upload, cancelled."
        else
            echo "File integrity okay."
        fi
        echo "===> Uploaded $pkgfile"
    done

    if [ "$1" != "" ]; then
        svn commit -m "upgpkg: $pkgbase $pkgver-$pkgrel
    $1" > /dev/null || abort
        echo "===> Commited with message:
  upgpkg: $pkgbase $pkgver-$pkgrel
      $1"
    else
        svn commit || abort
        echo "===> Commited"
    fi

    archrelease $repo-$CARCH || abort
done

if [ "${arch[*]}" == "any" ]; then
    if [ -d ../repos/${repo}-i686 -a -d ../repos/${repo}-x86_64 ]; then
        pushd ../repos/
        svn rm $repo-i686
        svn rm $repo-x86_64
        svn commit -m "removed $repo-i686 and $repo-x86_64 for $pkgname"
        popd
    fi
fi

# vim:ft=sh:ts=4:sw=4:et: