#!/bin/bash
#
# This script triggers all neccessary actions to create pacman repositories
# based on traditional eisfair repositories. It can be used out of cron job.
#
# $Id$
#

#exec 2>/tmp/prepare_updates_trace$$.log
#set -x

scriptPath=${0%\/*}
callPath=`pwd`
cd $scriptPath
if [ -f configuration.default.sh ]
then
    # Load default configuration
    . configuration.default.sh
else
    echo "Default configuration not found!"
    exit 1
fi
if [ -f configuration.sh ]
then
    # Load user configuration
    . configuration.sh
fi



# ----------------------------------------------------------------------------
# Show usage
# ----------------------------------------------------------------------------
showUsage ()
{
    cat <<EOF

  Usage: ${scriptName} [Options]

  This script does something which should be described here... ;-)

  Options:
    -h --help               Show this help.
    --debug                 Show more output and stop after every step to be
                            able to read the output.
EOF
}



# ----------------------------------------------------------------------------
# A simple helper to stop execution until a user input
# ----------------------------------------------------------------------------
confirmContinue ()
{
    if $doDebug
    then
        echo ''
        echo -n 'Press return to continue: '
        read a
        echo ''
    fi
}



# ---------------
# Read parameters
while [ $# -ne 0 ]
do
    case $1 in
        -h|-help|--help)
            showUsage
            exit 1
            ;;
        --debug)
            doDebug=true
            ;;
        *)
            ;;
    esac
    shift
done

# Remove trailing /
pacmanRepoWebfolder=${pacmanRepoWebfolder%/}

idx=1
while [ "${idx}" -le "${repo_N}" ]
do
    repoUrlParam=''
    repoFolderPrefixParam=''
    repoUserParam=''
    repoPassParam=''
    cleanParam=''
    debugParam=''

    eval active='${repo_'${idx}'_active}'
    if $active
    then
        eval repoUrl='${repo_'${idx}'_url}'
        eval repoFolderPrefix='${repo_'${idx}'_folder_prefix}'
        eval repoUser='${repo_'${idx}'_user}'
        eval repoPass='${repo_'${idx}'_pass}'
        eval clean='${repo_'${idx}'_clean}'
        eval debug='${repo_'${idx}'_debug}'
        if [ -n "$repoUrl" ]
        then
            repoUrlParam="--url $repoUrl"
        fi
        if [ -n "$repoFolderPrefix" ]
        then
            repoFolderPrefixParam="--folder-prefix $repoFolderPrefix"
        fi
        if [ -n "$repoUser" ] && [ -n "$repoPass" ]
        then
            repoPassParam="-u $repoUser -p $repoPass"
        fi
        if $clean
        then
            cleanParam='--clean'
        else
            cleanParam='--update'
        fi
        if $debug
        then
            debugParam='--debug'
        fi

        echo
        echo "Calling convert_packages.sh:"
        echo "./convert_packages.sh $repoUrlParam $repoFolderPrefixParam $repoUserParam $repoPassParam $cleanParam $debugParam"
        if ./convert_packages.sh $repoUrlParam $repoFolderPrefixParam $repoUserParam $repoPassParam $cleanParam $debugParam
        then
            publicFolder=`date +%Y%m%d%H%M`
            mkdir -p $pacmanRepoWebfolder/$publicFolder
            echo "Publishing packages... "

            # Copy pacman packages to webfolder
            cp -rf pacman-packages/${repoFolderPrefix}eisfair-1 pacman-packages/${repoFolderPrefix}eisfair-2 pacman-packages/${repoFolderPrefix}eisxen-1 $pacmanRepoWebfolder/$publicFolder

            # Determine old link target and remove link
            oldLinktarget=`ls -l $pacmanRepoWebfolder/${repoFolderPrefix}repo | awk '{print $11}'`
            rm -f $pacmanRepoWebfolder/${repoFolderPrefix}repo

            # Create new link
            ln -s $pacmanRepoWebfolder/$publicFolder $pacmanRepoWebfolder/${repoFolderPrefix}repo

            # Remove old repo
            rm -rf $oldLinktarget
            echo "Done"
        fi
    fi
    idx=$((idx+1))
done