Blame Scripts/Functions/Prepare/prepare_doLinks.sh

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#!/bin/bash
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#
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# prepare_doLinks.sh -- This function creates the base configuration
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# of symbolic links your workstation needs to have installed in order
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# for you to use the `centos-art' command and some auxiliar components
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# (e.g., palettes, brushes, patterns, fonts, etc.) that may result
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# useful for you when designing graphical compositions.
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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 prepare_doLinks {
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    # Verify `--links' option.
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    if [[ $FLAG_LINKS == 'false' ]];then
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        return
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    fi
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    # Print action message.
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    cli_printMessage "`gettext "Checking symbolic links"`" 'AsBannerLine'
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    local -a LINKS_SRC
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    local -a LINKS_DST
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    local SUFFIX=''
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    local USERFILES=''
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    local PALETTE=''
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    local BRUSH=''
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    local PATTERN=''
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    local FONT=''
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    local FILE=''
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    local COUNT=0
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    # Define user-specific directories.
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    local GIMP_USERDIR=${HOME}/.$(rpm -q gimp | cut -d. -f-2)
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    local INKS_USERDIR=${HOME}/.inkscape
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    # Define link relation for cli.
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    LINKS_SRC[((++${#LINKS_SRC[*]}))]=${HOME}/bin/$CLI_PROGRAM
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    LINKS_DST[((++${#LINKS_DST[*]}))]=${CLI_BASEDIR}/${CLI_PROGRAM}.sh
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    USERFILES="${HOME}/bin/$CLI_PROGRAM"
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    # Define link relation for fonts.
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    for FONT in $(cli_getFilesList "${HOME}/artwork/trunk/Identity/Fonts" 'denmark\.ttf');do
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${HOME}/.fonts/$(basename $FONT)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$FONT
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    done
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    # Define link relation for common palettes.
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    for PALETTE in $(cli_getFilesList "${HOME}/artwork/trunk/Identity/Palettes" ".+\.gpl");do
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        SUFFIX="${GIMP_USERDIR}/palettes/$(prepare_doLinksSuffixes $PALETTE)"
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${SUFFIX}${NAME}${VERS}$(basename $PALETTE)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$PALETTE
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        SUFFIX="${INKS_USERDIR}/palettes/$(prepare_doLinksSuffixes $PALETTE)"
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${SUFFIX}${NAME}${VERS}$(basename $PALETTE)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$PALETTE
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    done
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    # Define link relation for common brushes.
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    for BRUSH in $(cli_getFilesList "${HOME}/artwork/trunk/Identity/Brushes" ".+\.(gbr|gih)");do
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        SUFFIX="${GIMP_USERDIR}/brushes/$(prepare_doLinksSuffixes $BRUSH)"
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${SUFFIX}${NAME}${VERS}$(basename $BRUSH)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$BRUSH
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    done
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    # Define link relation for common patterns.
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    for PATTERN in $(cli_getFilesList "${HOME}/artwork/trunk/Identity/Patterns" ".+\.png");do
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        SUFFIX="${GIMP_USERDIR}/patterns/$(prepare_doLinksSuffixes $PATTERN)"
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${SUFFIX}${NAME}${VERS}$(basename $PATTERN)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$PATTERN
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    done
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    # Define link relation for Vim text editor.
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    if [[ $EDITOR == '/usr/bin/vim' ]];then
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${HOME}/.vimrc
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        LINKS_DST[((++${#LINKS_DST[*]}))]=${FUNCCONFIG}/vimrc
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        USERFILES="${USERFILES} ${HOME}/.vimrc"
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    fi
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    # Define which files inside user-specific directories need to be
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    # removed in order for centos-art to make a fresh installation of
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    # common patterns, common palettes and common brushes using
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    # symbolic links from the repository.
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    USERFILES=$(echo "$USERFILES";
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        cli_getFilesList "${HOME}/bin" '.+\.sh';
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        cli_getFilesList "${HOME}/.fonts" '.+\.ttf';
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        cli_getFilesList "${GIMP_USERDIR}/brushes" '.+\.(gbr|gih)';
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        cli_getFilesList "${GIMP_USERDIR}/patterns" '.+\.(pat|png|jpg|bmp)';
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        cli_getFilesList "${GIMP_USERDIR}/palettes" '.+\.gpl';
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        cli_getFilesList "${INKS_USERDIR}/palettes" '.+\.gpl';)
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    # Remove files installed inside user-specific directories.
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    if [[ "$USERFILES" != '' ]];then
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        cli_printActionPreamble "$USERFILES" 'doDelete' 'AsResponseLine'
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        rm -r $USERFILES
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    fi
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    # Print preamble message for symbolic link creation.
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    cli_printActionPreamble "${LINKS_SRC[*]}" 'doCreate' 'AsResponseLine'
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    while [[ $COUNT -lt ${#LINKS_SRC[*]} ]];do
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        # Print action message.
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        if [[ -a ${LINKS_SRC[$COUNT]} ]];then
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            cli_printMessage "${LINKS_SRC[$COUNT]}" 'AsUpdatingLine'
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        else
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            cli_printMessage "${LINKS_SRC[$COUNT]}" 'AsCreatingLine'
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        fi
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        # Create symbolic link parent directory if it doesn't exist.
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        if [[ ! -d $(dirname ${LINKS_SRC[$COUNT]}) ]];then
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            mkdir -p $(dirname ${LINKS_SRC[$COUNT]})
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        fi
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        # Create symbolic link.
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        ln ${LINKS_DST[$COUNT]} ${LINKS_SRC[$COUNT]} --symbolic --force
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        # Increment counter.
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        COUNT=$(($COUNT + 1))
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    done
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}