#!/bin/bash

#

# texinfo_copyEntryChapter.sh -- This function standardizes chapter

# duplication inside manuals written in texinfo format.

#

# Copyright (C) 2009-2013 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 texinfo_copyEntryChapter {

    # Redefine documentation entry source's location.

    MANUAL_ENTRY_SRC=${MANUAL_BASEDIR_L10N}/${MANUAL_CHAP[${MANUAL_DOCENTRY_ID}]}

    # Redefine documentation entry target's location.

    MANUAL_ENTRY_DST=${MANUAL_BASEDIR_L10N}/${MANUAL_CHAP[((${MANUAL_DOCENTRY_ID} + 1))]}

    # Verify entry source and target locations.

    texinfo_checkEntrySrcDst "${MANUAL_ENTRY_SRC}" "${MANUAL_ENTRY_DST}"

    # When we are copying chapters, document structure actualization

    # needs to be performed against the target chapter not the source

    # one used to create the duplication.  To achieve this goal,

    # define both chapter's directory and chapter's name at this

    # point.

    local MANUAL_CHAPTER_DIR=$MANUAL_ENTRY_DST

    local MANUAL_CHAPTER_NAME=${MANUAL_CHAP[((${MANUAL_DOCENTRY_ID} + 1))]}

    # When we are copying chapters, the chapter itself cannot be

    # copied as we regularly do with sections. Instead, the target

    # chapter must be created as a new chapter and then sections from

    # source chapter must be copied one by one to the recently created

    # chapter. At this point then, is when menu, nodes and cross

    # references for the new chapter are updated.

    texinfo_createChapter

    # Create list of sections from source chapter that need to be

    # copied to target chapter. Don't include chapter's main

    # definition files.

    local MANUAL_ENTRIES=$(cli_getFilesList $MANUAL_ENTRY_SRC \

        --pattern="^.+\.${MANUAL_EXTENSION}$" | egrep -v '/chapter')

    for MANUAL_ENTRY in $MANUAL_ENTRIES;do

        # Copy sections from source chapter to target chapter.

        cli_runFnEnvironment vcs --copy $MANUAL_ENTRY $MANUAL_ENTRY_DST

        # Update section menu, nodes and cross reference definitions

        # to all sections inside the documentation manual.

        texinfo_updateStructureSection "${MANUAL_ENTRY_DST}/$(basename ${MANUAL_ENTRY})"

    done

    # Update chapter menu and node definitions inside the manual

    # structure.

    texinfo_updateChapterMenu

    texinfo_updateChapterNodes

}