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 installs the symbolic links your
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# workstation needs to have in order for centos-art command to run
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# correctly.
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#
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# Copyright (C) 2009-2011 Alain Reguera Delgado
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# 
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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# 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 line separator.
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    cli_printMessage '-' 'AsSeparatorLine'
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    # Print action message.
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    cli_printMessage "`gettext "Checking symbolic links"`" 'AsResponseLine'
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    # Print line separator.
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    cli_printMessage '-' 'AsSeparatorLine'
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    local -a LINKS_SRC
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    local -a LINKS_DST
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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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    # Initialize file prefix. Since we are taking the same file names
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    # from different theme directory and putting them into the same
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    # directory structure it is required to identify them some way in
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    # that common directory structure. For this we use the theme path
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    # identifier.
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    local PREFIX=''
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    # Define user-specific directory for Gimp.
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    local GIMP_USER_DIR=${HOME}/.$(rpm -q gimp | cut -d. -f-2)
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    # Define user-specific directory for Inkscape.
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    local INKS_USER_DIR=${HOME}/.inkscape
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    # Define both source and target location for centos-art command.
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    LINKS_SRC[0]=${HOME}/bin/$CLI_PROGRAM
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    LINKS_DST[0]=${CLI_BASEDIR}/${CLI_PROGRAM}.sh
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    # Define both source and target location for fonts.
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    local FONTS=$(cli_getFilesList "${HOME}/artwork/trunk/Identity/Fonts" 'denmark\.ttf')
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    for FONT in $FONTS;do
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${HOME}/.fonts/$(basename $FONT)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$FONT
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    done
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    # Define both source and target location for Gimp and Inkscape
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    # palettes.
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    local PALETTES=$(cli_getFilesList \
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        "${HOME}/artwork/trunk/Identity/Themes/Motifs/*/*/Palettes
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         ${HOME}/artwork/trunk/Identity/Palettes" ".+\.gpl")
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    for PALETTE in $PALETTES;do
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        if [[ "$PALETTE" =~ "$(cli_getPathComponent '--theme-pattern')" ]];then
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            NAME="$(cli_getRepoName "$(cli_getPathComponent "$PALETTE" '--theme-name')" 'f')-"
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            VERS="$(cli_getPathComponent "$PALETTE" '--theme-release')-"
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        else
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            NAME=''
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            VERS=''
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        fi
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${GIMP_USER_DIR}/palettes/${NAME}${VERS}$(basename $PALETTE)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$PALETTE
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${INKS_USER_DIR}/palettes/${NAME}${VERS}$(basename $PALETTE)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$PALETTE
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    done
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    # Define both source and target location for Gimp brushes.
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    local BRUSHES=$(cli_getFilesList \
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        "${HOME}/artwork/trunk/Identity/Themes/Motifs/*/*/Brushes
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         ${HOME}/artwork/trunk/Identity/Brushes" ".+\.(gbr|gih)")
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    for BRUSH in $BRUSHES;do
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        if [[ "$BRUSH" =~ "$(cli_getPathComponent '--theme-pattern')" ]];then
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            NAME="$(cli_getRepoName "$(cli_getPathComponent "$BRUSH" '--theme-name')" 'f')-"
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            VERS="$(cli_getPathComponent "$BRUSH" '--theme-release')-"
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        else
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            NAME=''
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            VERS=''
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        fi
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${GIMP_USER_DIR}/brushes/${NAME}${VERS}$(basename $BRUSH)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$BRUSH
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    done
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    # Define both source and target location for Gimp patterns.
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    local PATTERNS=$(cli_getFilesList \
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        "${HOME}/artwork/trunk/Identity/Themes/Motifs/*/*/Patterns
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         ${HOME}/artwork/trunk/Identity/Patterns" ".+\.png")
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    for PATTERN in $PATTERNS;do
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        if [[ "$PATTERN" =~ "$(cli_getPathComponent '--theme-pattern')" ]];then
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            NAME="$(cli_getRepoName "$(cli_getPathComponent "$PATTERN" '--theme-name')" 'f')-"
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            VERS="$(cli_getPathComponent "$PATTERN" '--theme-release')-"
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        else
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            NAME=''
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            VERS=''
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        fi
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${GIMP_USER_DIR}/patterns/${NAME}${VERS}$(basename $PATTERN)
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        LINKS_DST[((++${#LINKS_DST[*]}))]=$PATTERN
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    done
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    # Define files inside user-specific directories that need to be
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    # removed in order to make a fresh installation of patterns,
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    # palettes and brushes using symbolic links from the repository.
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    USERFILES=$(cli_getFilesList "${HOME}/.fonts" '.+\.ttf';
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        cli_getFilesList "${HOME}/bin" '.+\.sh';
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        cli_getFilesList "${GIMP_USER_DIR}/palettes" '.+\.gpl';
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        cli_getFilesList "${GIMP_USER_DIR}/brushes" '.+\.(gbr|gih)';
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        cli_getFilesList "${GIMP_USER_DIR}/patterns" '.+\.png';
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        cli_getFilesList "${INKS_USER_DIR}/palettes" '.+\.gpl')
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    # Remove installed files inside user-specific directories.
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    if [[ "$USERFILES" != '' ]];then
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        cli_printActionPreamble "${USERFILES[*]}" 'doDelete' 'AsResponseLine'
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        for FILE in ${USERFILES[@]};do
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            cli_printMessage "${FILE}" 'AsDeletingLine'
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            rm -r $FILE
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        done
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    fi
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    # Create symbolic links. In case the the symbolic link parent
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    # directory isn't created, it will be created in order to make
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    # the link creation possible.
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    cli_printActionPreamble "${LINKS_SRC[*]}" 'doCreate' 'AsResponseLine'
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    while [[ $COUNT -lt ${#LINKS_SRC[*]} ]];do
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        if [[ -f ${LINKS_SRC[$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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        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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        ln ${LINKS_DST[$COUNT]} ${LINKS_SRC[$COUNT]} --symbolic --force
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        COUNT=$(($COUNT + 1))
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    done
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}