#!/bin/bash

#

# help_getEntries.sh -- This function interpretes non-option

# arguments passed to `help' functionality through the command-line

# and redefines array variables related to documentation entries.

#

# Copyright (C) 2009, 2010, 2011 The CentOS Project

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or (at

# your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function help_getEntries {

    local DOCENTRY=''

    # Redefine positional parameters using ARGUMENTS. At this point,

    # option arguments have been removed from ARGUMENTS variable and

    # only non-option arguments remain in it. 

    eval set -- "$ARGUMENTS"

    if [[ $@ == '' ]];then

        # Define default documentation entry. This happen when

        # non-option arguments aren't provided to centos-art.sh

        # script.  Default documentation entry defined here points to

        # manual's main definition file, so only the manual's self

        # name and manual's directory name need to be defined here.

        MANUAL_SLFN[${MANUAL_DOCENTRY_COUNT}]='tcar-fs'

        MANUAL_DIRN[${MANUAL_DOCENTRY_COUNT}]='Tcar-fs'

        MANUAL_DOCENTRY_COUNT=$(($MANUAL_DOCENTRY_COUNT + 1))

    else

        # Retrive documentation entries passed to `centos-art.sh'

        # script as non-option arguments and store them in array

        # variables in order to describe their parts (e.g., manual

        # name, chapter name and section name) that way.

        # Documentation entries passed as non-opiton arguments must be

        # written either in `MANUAL:CHAPTER:SECTION' or `path/to/dir'

        # formats in order to be processed correctly here. Empty

        # spaces are not permitted. To separate words, use the minus

        # sign (e.g., hello-world) or cammel case (e.g., HelloWorld).

        for DOCENTRY in $@;do

            if [[ $DOCENTRY =~ '^([A-Za-z0-9-]+)(:[A-Za-z0-9-]+){0,2}$' ]];then

                # When `MANUAL:CHAPTER:SECTION' is used as format to

                # documentation entry, you can specify the manual,

                # chapter and section where documentation actions will

                # take place on.

                # Manual self name.

                MANUAL_SLFN[${MANUAL_DOCENTRY_COUNT}]=$(cli_getRepoName \

                    $(echo "$DOCENTRY" | gawk 'BEGIN{ FS=":" } { print $1 }') -f \

                    | tr '[:upper:]' '[:lower:]')

                # Manual self directory name.

                MANUAL_DIRN[${MANUAL_DOCENTRY_COUNT}]=$(cli_getRepoName \

                    $(echo "$DOCENTRY" | gawk 'BEGIN{ FS=":" } { print $1 }') -d )

                # Manual chapter name.

                MANUAL_CHAN[${MANUAL_DOCENTRY_COUNT}]=$(cli_getRepoName \

                    $(echo "$DOCENTRY" | gawk 'BEGIN{ FS=":" } { print $2 }') -d )

                # Manual section name.

                MANUAL_SECN[${MANUAL_DOCENTRY_COUNT}]=$(cli_getRepoName \

                    $(echo "$DOCENTRY" | gawk 'BEGIN{ FS=":" } { print $3 }') -f )

            elif [[ $DOCENTRY =~ '^(trunk|branches|tags)' ]];then

                # When `path/to/dir' is used as format to

                # documentation entry, you cannot specify the manual

                # chapter or section where documentation actions will

                # take place on. Instead, they are predefined for you

                # here. Use this format to document directories inside

                # your working copy.

                # Manual self name.

                MANUAL_SLFN[${MANUAL_DOCENTRY_COUNT}]='tcar-fs'

                # Manual self directory name.

                MANUAL_DIRN[${MANUAL_DOCENTRY_COUNT}]='Tcar-fs'

                # Manual chapter name.

                MANUAL_CHAN[${MANUAL_DOCENTRY_COUNT}]=$(cli_getRepoName \

                    $(echo "$DOCENTRY" | gawk 'BEGIN { FS="/" }; { if ( NF >= 1 ) print $1 }' ) -d )

                # Manual section name.

                MANUAL_SECN[${MANUAL_DOCENTRY_COUNT}]=$(cli_getRepoName \

                    $(echo "$DOCENTRY" | gawk 'BEGIN { FS="/" }; { if ( NF >= 2 ) print $0 }' \

                    | cut -d/ -f2- | tr '/' '-') -f )

            else

                cli_printMessage "`gettext "The documentation entry provided isn't supported."`" --as-error-line

            fi

            # Increment counting of non-option arguments.

            MANUAL_DOCENTRY_COUNT=$(($MANUAL_DOCENTRY_COUNT + 1))

        done

    fi

}