# bash completion for ant and phing                        -*- shell-script -*-

_ant_parse_targets()
{
    local line basedir

    [[ $1 == */* ]] && basedir=${1%/*} || basedir=.

    # parse buildfile for targets
    while read -rd '>' line; do
        if [[ $line =~ \<(target|extension-point)[[:space:]].*name=[\"\']([^\"\']+) ]]; then
            targets+=" ${BASH_REMATCH[2]}"
        fi
    done < $1

    # parse imports
    while read -rd '>' line; do
        if [[ $line =~ \<import[[:space:]].*file=[\"\']([^\"\']+) ]]; then
            local imported_buildfile
            imported_buildfile="${basedir}/${BASH_REMATCH[1]}"
            if [[ -f $imported_buildfile ]]; then
                _ant_parse_targets $imported_buildfile
            fi
        fi
    done < $1
}

_ant()
{
    local cur prev words cword
    _init_completion || return

    case $prev in
        -h|-help|--h|--help|-projecthelp|-p|-version|-diagnostics)
            return
            ;;
        -buildfile|-file|-f)
            _filedir 'xml'
            return
            ;;
        -logfile|-l)
            _filedir
            return
            ;;
        -propertyfile)
            _filedir properties
            return
            ;;
        -nice)
            COMPREPLY=( $( compgen -W '{1..10}' -- "$cur" ) )
            return
            ;;
        -lib)
            _filedir -d
            return
            ;;
        -logger|-listener|-inputhandler|-main|-find|-s)
            return
            ;;
    esac

    if [[ $cur == -D* ]]; then
        return
    elif [[ "$cur" == -* ]]; then
        COMPREPLY=( $( compgen -W '$( _parse_help "$1" -h )' -- "$cur" ) )
    else
        # available targets completion
        # find which buildfile to use
        local buildfile=build.xml i
        for (( i=1; i < cword; i++ )); do
            if [[ "${words[i]}" == -@(?(build)file|f) ]]; then
                buildfile=${words[i+1]}
                break
            fi
        done
        if [[ $i -eq $cword ]]; then
            for i in $ANT_ARGS; do
                if [[ $prev == -@(?(build)file|f) ]]; then
                    buildfile=$i
                    break
                fi
                prev=$i
            done
        fi
        [[ ! -f $buildfile ]] && return

        local targets

        # fill targets
        _ant_parse_targets $buildfile

        COMPREPLY=( $( compgen -W '$targets' -- "$cur" ) )
    fi
} &&
complete -F _ant ant phing
type complete-ant-cmd.pl &>/dev/null && \
    complete -C complete-ant-cmd.pl -F _ant ant || :

# ex: filetype=sh