#!/bin/bash
#  $HeadURL$ $LastChangedRevision$

#  Properties
MY_ID=system_pdi
PARENT_ID=system
MY_PRIVATE_ATTRIBUTES="uname status"
MY_PUBLIC_ATTRIBUTES=""
MY_HELPER_IDS=

#  Properties

#  My attributes
MY_ATTRIBUTES="$MY_PRIVATE_ATTRIBUTES $MY_PUBLIC_ATTRIBUTES"
for MY_ATTRIBUTE in ${MY_ATTRIBUTES^^}; do eval "$MY_ATTRIBUTE="; done

#  Defaults for the questions we ask (should only used here)

#  Hooks
create_prologue()
{
    inherit MY_ATTRIBUTES ${MY_ATTRIBUTES^^}
    inherit MY_INHERITED_ATTRIBUTES ${MY_INHERITED_ATTRIBUTES^^}
    inherit MDITGZSERVER_DIR 

    if $PDI; then
        info "creating mdi.tar.gz ..."
        generate_mditgz_file_to_stdout > $MDITGZSERVER_DIR/mdi-$UNAME.tar.gz
    fi

    return 0
}

delete_epilogue()
{
    inherit MY_ATTRIBUTES ${MY_ATTRIBUTES^^}
    inherit MY_INHERITED_ATTRIBUTES ${MY_INHERITED_ATTRIBUTES^^} 
    inherit MDITGZSERVER_DIR
    local RM_OUTPUT

    if $PDI; then
        info "deleting mdi.tar.gz ..."
        RM_OUTPUT=$(rm $MDITGZSERVER_DIR/mdi-$UNAME.tar.gz 2>&1) || warning "rm: failed (output was: $RM_OUTPUT)"
    fi

    return 0
}

list_prologue()
{
    echo "mdi.tar.gz files"
    echo "================"
    echo
    ls -l $MDITGZSERVER_DIR/* 2>/dev/null || true
    echo
}

#  Support functions
generate_mditgz_file_to_stdout()
{
    #  The 'S' in the sed flags, within this gnu tar context, means "don't apply the change to
    #  symlink *targets*" (which it does otherwise). See the GNU tar info pages for more info.
    tar --directory=$MODROOT --transform='s,^\.,mdi,S' --create --file=- --blocking-factor=20 --gzip .
}