#!/bin/bash

#

# cli_printMessage.sh -- This function outputs information in

# predifined formats to standard error. This function is the standard

# way to output information inside centos-art.sh script.

#

# Copyright (C) 2009-2011 Alain Reguera Delgado

# 

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License as

# published by the Free Software Foundation; either version 2 of the

# License, or (at your option) any later version.

# 

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307

# USA.

# 

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function cli_printMessage {

    # Verify `--quiet' option.

    if [[ "$FLAG_QUIET" == 'true' ]];then

        return

    fi

    local MESSAGES="$1"

    local FORMAT="$2"

    local MESSAGE=''

    # Let processing more than one message.  There is no need to

    # create loops outside this function to process more than one

    # message. Instead, pass the list of messages to this function.

    # This may save some memory when the `--quiet' option is used.

    for MESSAGE in "$MESSAGES";do

        # Reduce paths inside output messages. The main purpose for

        # this is to free horizontal space in output messages.

        MESSAGE=$(echo "$MESSAGE" \

            | sed -r "s!${HOME}/artwork/(trunk|branches|tags)/!\1/!g")

        # Remove blank spaces from lines' begining.

        MESSAGE=$(echo "$MESSAGE" | sed -r 's!^[[:space:]]+!!')

        # Define message formats.

        case $FORMAT in

            'AsUpdatingLine' )

                cli_printMessage "`gettext "Updating"`: $MESSAGE"

                ;;

            'AsDeletingLine' )

                cli_printMessage "`gettext "Deleting"`: $MESSAGE"

                ;;

            'AsCheckingLine' )

                cli_printMessage "`gettext "Checking"`: $MESSAGE"

                ;;

            'AsCreatingLine' )

                cli_printMessage "`gettext "Creating"`: $MESSAGE"

                ;;

            'AsReadingLine' )

                cli_printMessage "`gettext "Reading"`: $MESSAGE"

                ;;

            'AsSavedAsLine' )

                cli_printMessage "`gettext "Saved as"`: $MESSAGE"

                ;;

            'AsLinkToLine' )

                cli_printMessage "`gettext "Linked to"`: $MESSAGE"

                ;;

            'AsMovedToLine' )

                cli_printMessage "`gettext "Moved to"`: $MESSAGE"

                ;;

            'AsTranslationLine' )

                cli_printMessage "`gettext "Translation"`: $MESSAGE"

                ;;

            'AsDesignLine' )

                cli_printMessage "`gettext "Design"`: $MESSAGE"

                ;;

            'AsConfigurationLine' )

                cli_printMessage "`gettext "Configuration"`: $MESSAGE"

                ;;

            'AsPaletteLine' )

                cli_printMessage "`gettext "Palette"`: $MESSAGE"

                ;;

            'AsResponseLine' )

                cli_printMessage "--> $MESSAGE"

                ;;

            'AsRequestLine' )

                cli_printMessage "${MESSAGE}: " 'AsNoTrailingNewLine'

                ;;

            'AsErrorLine' )

                # This option is used to print error messsages.

                echo "${CLI_PROGRAM}: ${MESSAGE}" > /dev/stderr

                ;;

            'AsToKnowMoreLine' )

                # This option receives the output of bash's caller

                # built-in as message value and produces the documentation

                # entry from it.

                MESSAGE=$(dirname "$(echo $MESSAGE | cut -d ' ' -f2-)")

                cli_printMessage '-' 'AsSeparatorLine'

                cli_printMessage "`gettext "To know more, run the following command"`:"

                cli_printMessage "centos-art manual --read='$MESSAGE'"

                cli_printMessage '-' 'AsSeparatorLine'

                exit # <-- ATTENTION: Do not remove this line. We use this

                     #                option as convenction to end script

                     #                execution.

                ;;

            'AsYesOrNoRequestLine' )

                # Define positive answer.

                local Y="`gettext "yes"`"

                # Define negative answer.

                local N="`gettext "no"`"

                # Define default answer.

                local ANSWER=${FLAG_ANSWER}

                if [[ $ANSWER == 'false' ]];then

                    # Print the question.

                    cli_printMessage "$MESSAGE [${Y}/${N}]: " 'AsNoTrailingNewLine'

                    # Redefine default answer based on user's input.

                    read ANSWER

                fi

                # Verify user's answer. Only positive answer let the

                # script flow to continue. Otherwise, if something

                # different from possitive answer is passed, the

                # script terminates its execution immediatly.

                if [[ ! ${ANSWER} =~ "^${Y}" ]];then

                    exit

                fi

                ;;

            'AsSeparatorLine' )

                # Define separator width.

                local MAX=70

                # Draw separator.

                until [[ $MAX -eq 0 ]];do

                    printf "${MESSAGE}" > /dev/stderr

                    MAX=$(($MAX - 1))

                done

                # Output newline to end separator.

                echo "" > /dev/stderr

                ;;

            'AsNoTrailingNewLine' )

                printf "$MESSAGE" > /dev/stderr

                ;;

            'AsRegularLine' | * )

                echo "$MESSAGE" \

                    | awk -f ${CLI_BASEDIR}/Styles/output_forTwoColumns.awk \

                    > /dev/stderr

                ;;

        esac

    done

}