Blame Scripts/Functions/Render/render_doBaseActions.sh

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#!/bin/bash
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#
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# render_doBaseActions.sh -- This function performs base-rendition
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# action for all files.
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#
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# Copyright (C) 2009, 2010, 2011 The CentOS Project
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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 render_doBaseActions {
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    local -a FILES
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    local FILE=''
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    local OUTPUT=''
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    local TEMPLATE=''
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    local PARENTDIR=''
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    local EXTENSION=''
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    local TRANSLATION=''
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    local EXTERNALFILE=''
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    local EXTERNALFILES=''
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    local THIS_FILE_DIR=''
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    local NEXT_FILE_DIR=''
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    local COUNT=0
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    # Initialize post-rendition list of actions,  the specification of
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    # what actions does centos-art execute immediatly after producing
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    # the base file in the same directory structure. 
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    local -a POSTACTIONS
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    # Initialize last-rendition list of actions, the specification of
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    # what actions does centos-art execute once all base files in the
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    # same directory structure have been produced, this is just
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    # immediatly before passing to produce the next directory
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    # structure.
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    local -a LASTACTIONS
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    # Verify default directory where design models are stored in.
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    cli_checkFiles "$(cli_getRepoTLDir)/Identity/Models/Themes/${FLAG_THEME_MODEL}" --directory
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    # Define the extension pattern for template files. This is the
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    # file extensions that centos-art will look for in order to build
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    # the list of files to process. The list of files to process
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    # contains the files that match this extension pattern.
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    EXTENSION='(svgz|svg|xhtml|docbook)'
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    # Redefine parent directory for current workplace.
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    PARENTDIR=$(basename "${ACTIONVAL}")
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    # Define base location of template files.
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    render_getDirTemplate
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    # Define list of files to process. Use an array variable to store
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    # the list of files to process. This make posible to realize
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    # verifications like: is the current base directory equal to the
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    # next one in the list of files to process?  This is used to know
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    # when centos-art.sh is leaving a directory structure and entering
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    # into another. This information is required in order for
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    # centos-art.sh to know when to apply last-rendition actions.
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    for FILE in $(cli_getFilesList ${TEMPLATE} --pattern="${FLAG_FILTER}.*\.${EXTENSION}");do
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        FILES[((++${#FILES[*]}))]=$FILE
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    done
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    # Start processing the base rendition list of FILES. Fun part
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    # approching :-).
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    while [[ $COUNT -lt ${#FILES[*]} ]];do
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        # Define base file.
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        FILE=${FILES[$COUNT]}
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        # Define the base directory path for the current file being
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        # process.
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        THIS_FILE_DIR=$(dirname ${FILES[$COUNT]})
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        # Define the base directory path for the next file that will
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        # be process.
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        if [[ $(($COUNT + 1)) -lt ${#FILES[*]} ]];then
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            NEXT_FILE_DIR=$(dirname ${FILES[$(($COUNT + 1))]})
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        else
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            NEXT_FILE_DIR=''
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        fi
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        # Print separator line.
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        cli_printMessage '-' --as-separator-line
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        # Define final location of translation file.
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        TRANSLATION=$(dirname $FILE \
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           | sed -r 's!trunk/Identity/(.+)!trunk/Locales/Identity/\1!')/$(cli_getCurrentLocale)/messages.po
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        # Print final location of translation file.
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        if [[ ! -f "$TRANSLATION" ]];then
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            cli_printMessage "`gettext "None"`" --as-translation-line
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        else
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            cli_printMessage "$TRANSLATION" --as-translation-line
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        fi
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        # Define final location of template file.
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        TEMPLATE=${FILE}
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        # Print final location of template file.
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        if [[ ! -f "$TEMPLATE" ]];then
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            cli_printMessage "`gettext "None"`" --as-design-line
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        else
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            cli_printMessage "$TEMPLATE" --as-design-line
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        fi
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        # Define final location of output directory.
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        render_getDirOutput
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        # Get relative path to file. The path string (stored in FILE)
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        # has two parts: 1. the variable path and 2. the common path.
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        # The variable path is before the common point in the path
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        # string. The common path is after the common point in the
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        # path string. The common point is the name of the parent
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        # directory (stored in PARENTDIR).
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        #
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        # Identity/Models/Themes/.../Firstboot/3/splash-small.svg
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        # -------------------------^| the     |^------------^
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        # variable path             | common  |    common path
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        # -------------------------v| point   |    v------------v
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        # Identity/Images/Themes/.../Firstboot/Img/3/splash-small.png
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        #
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        # What we do here is remove the varibale path, the common
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        # point, and the file extension parts in the string holding
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        # the path retrived from design models directory structure.
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        # Then we use the common path as relative path to store the
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        # the final image file.
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        #
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        # The file extension is removed from the common path because
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        # it is set when we create the final image file. This
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        # configuration let us use different extensions for the same
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        # file name.
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        #
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        # When we render using base-rendition action, the structure of
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        # files under the output directory will be the same used after
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        # the common point in the related design model directory
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        # structure.
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        FILE=$(echo ${FILE} \
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            | sed -r "s!.*${PARENTDIR}/!!" \
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            | sed -r "s/\.${EXTENSION}$//")
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        # Define absolute path to final file (without extension).
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        FILE=${OUTPUT}/$(basename "${FILE}")
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        # Define instance name from design model.
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        INSTANCE=$(cli_getTemporalFile ${TEMPLATE})
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        # Verify translation file existence and create template
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        # instance accordingly.
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        if [[ -f ${TRANSLATION} ]];then
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            # Create translated instance from design model.
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            /usr/bin/xml2po -a -p ${TRANSLATION} ${TEMPLATE} > ${INSTANCE}
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            # Remove .xml2po.mo temporal file.
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            if [[ -f ${PWD}/.xml2po.mo ]];then
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                rm ${PWD}/.xml2po.mo
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            fi
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        else
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            # Create non-translated instance form design model.
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            /bin/cp ${TEMPLATE} ${INSTANCE}    
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        fi
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        # Apply translation markers replacements to template instance.
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        cli_replaceTMarkers ${INSTANCE}
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        # Define what action to perform based on the extension of
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        # template instance.
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        if [[ $INSTANCE =~ '\.(svgz|svg)$' ]];then
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            # Set function name to perform SVG base-rendition.
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            render_svg
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        elif [[ $INSTANCE =~ '\.docbook$' ]];then
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            # Set function name to perform Docbook base-rendition.
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            render_docbook
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        elif [[ $INSTANCE =~ '\.xhtml$' ]];then
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            # Set function name to perform XHTML base-rendition.
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            render_xhtml
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        else
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            cli_printMessage "`gettext "The template file you try to render is not supported yet."`" --as-error-line
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        fi
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        # Remove template instance. 
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        if [[ -f $INSTANCE ]];then
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            rm $INSTANCE
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        fi
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        # Perform post-rendition actions for all files.
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        render_doPostActions
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        # Perform last-rendition actions for all files.
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        render_doLastActions
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        # Increment file counter.
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        COUNT=$(($COUNT + 1))
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    done
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}