Blame Scripts/Bash/Functions/Prepare/prepare_updateLinks.sh

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#!/bin/bash
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#
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# prepare_updateLinks.sh -- This option creates/updates the symbolic links
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# information required in your workstation to connect it with the
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# files inside the working copy of The CentOS Artwork Repository. When
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# you provide this option, the centos-art.sh put itself into your
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# system's execution path and make common brushes, patterns, palettes
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# and fonts available inside applications like GIMP, so you can make
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# use of them without loosing version control over them. 
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#
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# Copyright (C) 2009, 2010, 2011, 2012 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_updateLinks {
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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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    # Define user's directories. Here is where configuration links are
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    # created in the local workstation.
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    local GIMP_DIR=${HOME}/.$(rpm -q gimp | cut -d. -f-2)
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    local GIMP_DIR_BRUSHES=${GIMP_DIR}/brushes
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    local GIMP_DIR_PALETTES=${GIMP_DIR}/palettes
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    local GIMP_DIR_PATTERNS=${GIMP_DIR}/patterns
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    local INKS_DIR=${HOME}/.inkscape
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    local INKS_DIR_PALETTES=${INKS_DIR}/palettes
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    local FONT_DIR=${HOME}/.fonts
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    local APPS_DIR=${HOME}/bin
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    # Define the working copy directory structure. Here is where user
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    # specific configuration links in the workstation will point to.
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    local WCDIR=${TCAR_WORKDIR}/trunk/Identity
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    local WCDIR_BRUSHES=${WCDIR}/Brushes
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    local WCDIR_PALETTES=${WCDIR}/Palettes
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    local WCDIR_PATTERNS=${WCDIR}/Patterns
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    local WCDIR_FONTS=${WCDIR}/Fonts
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    local WCDIR_EDITOR=${PREPARE_CONFIG_DIR}
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    # Verify required working copy directory structure. If these
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    # directories don't exist, there isn't a target location where
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    # configuration links can point to. To prevent such an issue
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    # output an error message and stop the script execution after it.
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    for DIR in $(echo "Brushes Palettes Patterns Fonts");do
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        cli_checkFiles ${WCDIR}/${DIR} ]];then
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    done
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    # Define link relation for cli.
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    LINKS_SRC[((++${#LINKS_SRC[*]}))]=${APPS_DIR}/${CLI_NAME}
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    LINKS_DST[((++${#LINKS_DST[*]}))]=${CLI_BASEDIR}/${CLI_NAME}.sh
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    USERFILES="${APPS_DIR}/${CLI_NAME}"
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    # Define link relation for fonts.
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    for FONT in $(cli_getFilesList "${WCDIR_FONTS}" --pattern='.+\.ttf');do
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${FONT_DIR}/$(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 $(cli_getFilesList "${WCDIR_PALETTES}" --pattern=".+\.gpl");do
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${GIMP_DIR_PALETTES}/$(prepare_getLinkName ${WCDIR_PALETTES} ${PALETTE})
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        LINKS_DST[((++${#LINKS_DST[*]}))]=${PALETTE}
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${INKS_DIR_PALETTES}/$(prepare_getLinkName ${WCDIR_PALETTES} ${PALETTE})
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        LINKS_DST[((++${#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 $(cli_getFilesList "${WCDIR_BRUSHES}" --pattern=".+\.(gbr|gih)");do
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${GIMP_DIR_BRUSHES}/$(prepare_getLinkName ${WCDIR_BRUSHES} ${BRUSH})
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        LINKS_DST[((++${#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 $(cli_getFilesList "${WCDIR_PATTERNS}" --pattern=".+\.png");do
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        LINKS_SRC[((++${#LINKS_SRC[*]}))]=${GIMP_DIR_PATTERNS}/$(prepare_getLinkName ${WCDIR_BRUSHES} ${BRUSH})
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        LINKS_DST[((++${#LINKS_DST[*]}))]=${PATTERN}
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    done
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    # Define link relation for Vim text editor's configuration.
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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[*]}))]=${WCDIR_EDITOR}/vim.conf
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        USERFILES="${USERFILES} ${HOME}/.vimrc"
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    fi
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    # Define link relation for the `reset.css' file. The `reset.css'
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    # file is resets the web browser default style and use ours
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    # instead. The reset.css file is common for all web environments
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    # so there is no need to have duplicated files inside the working
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    # copy.  Instead, create a symbolic link to it from different
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    # places using absolute paths and the default style guide as
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    # reference.
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    LINKS_SRC[((++${#LINKS_SRC[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Webenv/Themes/Default/Docbook/1.69.1/Css/reset.css
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    LINKS_DST[((++${#LINKS_DST[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Webenv/Themes/Default/Style-guide/0.0.1/Css/reset.css
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    # Define link relation for `images' directory used inside the
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    # default web environment style guide. The `images' directory
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    # contains common images used by all web environments. By default
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    # no image is under version control so we point out the output
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    # directory where this images produced, once rendered.
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    LINKS_SRC[((++${#LINKS_SRC[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Webenv/Themes/Default/Style-guide/0.0.1/Images
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    LINKS_DST[((++${#LINKS_DST[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Images/Webenv
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    # Define link relation for `Manuals' images. These images exists
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    # to help people describe ideas inside documentation.
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    LINKS_SRC[((++${#LINKS_SRC[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Images/Webenv/Manuals
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    LINKS_DST[((++${#LINKS_DST[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Images/Manuals
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    # Define link for `centos-logo.png', the branding information that
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    # should be used in all web applications on the left-top corner.
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    LINKS_SRC[((++${#LINKS_SRC[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Images/Webenv/logo-centos.png
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    LINKS_DST[((++${#LINKS_DST[*]}))]=${TCAR_WORKDIR}/trunk/Identity/Images/Brands/Logos/White/78/centos.png
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    # Define which files inside the user's configuration directories
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    # need to be removed in order for centos-art.sh script to make a
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    # fresh installation of common patterns, common palettes and
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    # common brushes using symbolic links from the working copy to the
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    # user's configuration directories inside the workstation.
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    USERFILES=$(echo "$USERFILES";
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        cli_getFilesList ${APPS_DIR} --pattern='.+\.sh';
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        cli_getFilesList ${FONT_DIR} --pattern='.+\.ttf';
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        cli_getFilesList ${GIMP_DIR_BRUSHES} --pattern='.+\.(gbr|gih)';
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        cli_getFilesList ${GIMP_DIR_PATTERNS} --pattern='.+\.(pat|png|jpg|bmp)';
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        cli_getFilesList ${GIMP_DIR_PALETTES} --pattern='.+\.gpl';
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        cli_getFilesList ${INKS_DIR_PALETTES} --pattern='.+\.gpl';)
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    # Remove user-specific configuration files from user's home
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    # directory before creating symbolic links from the working copy.
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    # Otherwise, we might end up having links inside the user's home
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    # directory that don't exist inside the working copy.
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    if [[ "$USERFILES" != '' ]];then
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        rm -r $USERFILES
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    fi
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    while [[ $COUNT -lt ${#LINKS_SRC[*]} ]];do
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        # Print action message.
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        cli_printMessage "${LINKS_SRC[$COUNT]}" --as-creating-line
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        # Create symbolic link's 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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        # Remove symbolic link before creating it to preven recursive
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        # creation once the first symbolic link be created and it be a
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        # directory.
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        if [[ -a ${LINKS_SRC[$COUNT]} ]];then
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            rm ${LINKS_SRC[$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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}