Blame Scripts/Functions/Render/Backends/Docbook/docbook_convertToText.sh

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#!/bin/bash
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#
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# svg_convertToText.sh -- This function takes the XHTML file produced
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# by docbook_convertToXhtml and produces one plain-text file (i.e.,
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# without markup inside).
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#
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# Copyright (C) 2009, 2010, 2011 The CentOS Artwork SIG
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or (at
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# your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#
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# ----------------------------------------------------------------------
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# $Id$
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# ----------------------------------------------------------------------
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function xhtml_convertToText {
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    # Verify existence of HTML file. If `.xhtml' file doesn't exist
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    # don't create text file. The `.xhtml' file is required in order
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    # to create the `.txt' file.
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    if [[ ! -f ${FILE}.xhtml ]];then
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       return 
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    fi
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    local COMMAND=''
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    local OPTIONS=''
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    # Define the command path to text-based web browser and options
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    # used to produce plain-text files. Most of these programs have a
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    # dump option that print formatted plain-text versions of given
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    # HTML file to stdout.
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    if [[ -x '/usr/bin/lynx' ]];then
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        COMMAND='/usr/bin/lynx'
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        OPTIONS='-force_html -nolist -width 70 -dump'
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    elif [[ -x '/usr/bin/elinks' ]];then
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        COMMAND='/usr/bin/elinks'
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        OPTIONS='-force_html -no-numbering -no-references -width 70 -dump'
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    elif [[ -x '/usr/bin/w3m' ]];then
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        COMMAND='/usr/bin/w3m'
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        OPTIONS='-dump'
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    fi
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    if [[ $COMMAND != '' ]];then
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        # Print action message.
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        if [[ -f ${FILE}.txt ]];then
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            cli_printMessage "${FILE}.txt" --as-updating-line
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        else
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            cli_printMessage "${FILE}.txt" --as-creating-line
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        fi
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        # Convert from HTML to plain-text without markup.
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        ${COMMAND} ${OPTIONS} ${FILE}.xhtml > ${FILE}.txt
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    else
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        cli_printMessage "`gettext "No way to convert from XHTML to plain-text found."`" --as-error-line
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    fi
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}