Blame Scripts/Functions/Render/Backends/Svg/svg_doLastCommand.sh

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#!/bin/bash
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#
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# svg_doLastCommand.sh -- This function standardizes the way
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# last-rendition commands are applied to base-rendition and
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# post-rendition outputs.
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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 svg_doLastCommand {
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    # Define the file extensions. This value is a regular expression
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    # pattern which must match the file extensions that last-rendition
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    # actions will be applied to.
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    local EXTENSION=$(render_getConfigOption "$ACTION" '2')
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    # Define the command string that will be evaluated as
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    # last-rendition action. Only commands that perform in-place
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    # modifications can be passed here.
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    local COMMAND=$(render_getConfigOption "$ACTION" '3-')
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    # Define the list of files to process. This value contain all the
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    # files in the output directory which extension match the
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    # extension pattern previously defined.
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    local FILE=''
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    local FILES=$(cli_getFilesList $OUTPUT --pattern=".+\.${EXTENSION}")
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    for FILE in $FILES;do
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        # Identify file before processing it. Only formats recognized
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        # by ImageMagick are supported. In case the file isn't
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        # supported by ImageMagick, continue with the next file in the
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        # list.
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        identify -quiet ${FILE} > /dev/null
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        if [[ $? -ne 0 ]];then
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            continue
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        fi
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        # Print action message.
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        cli_printMessage "${FILE}" --as-updating-line
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        # Execute mogrify action on all files inside the same
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        # directory structure.
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        eval ${COMMAND} ${FILE}
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        # Be sure the command was executed correctly. Otherwise stop
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        # script execution.
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        if [[ $? -ne 0 ]];then
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            exit
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        fi
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    done
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}