Blame Scripts/Bash/Cli/Functions/cli_printMessage.sh

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#!/bin/bash
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#
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# cli_printMessage.sh -- This function outputs information in
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# predifined formats to standard error. This function is the standard
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# way to output information inside centos-art.sh script.
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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 cli_printMessage {
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    local MESSAGE="$1"
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    local FORMAT="$2"
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    # Reduce paths inside output messages. The main purpose for this
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    # is to free horizontal space in output messages.
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    MESSAGE=$(echo "$MESSAGE" \
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        | sed -r "s!${HOME}/artwork/(trunk|branches|tags)/!\1/!g")
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    # Remove blank spaces from lines' begining.
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    MESSAGE=$(echo "$MESSAGE" | sed -r 's!^[[:space:]]+!!')
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    # Define message formats.
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    case $FORMAT in
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        'AsUpdatingLine' )
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            cli_printMessage "`gettext "Updating"`: $MESSAGE"
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            ;;
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        'AsDeletingLine' )
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            cli_printMessage "`gettext "Deleting"`: $MESSAGE"
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            ;;
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        'AsCheckingLine' )
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            cli_printMessage "`gettext "Checking"`: $MESSAGE"
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            ;;
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        'AsCreatingLine' )
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            cli_printMessage "`gettext "Creating"`: $MESSAGE"
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            ;;
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        'AsSavedAsLine' )
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            cli_printMessage "`gettext "Saved as"`: $MESSAGE"
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            ;;
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        'AsLinkToLine' )
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            cli_printMessage "`gettext "Linked to"`: $MESSAGE"
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            ;;
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        'AsMovedToLine' )
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            cli_printMessage "`gettext "Moved to"`: $MESSAGE"
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            ;;
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        'AsTranslationLine' )
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            cli_printMessage "`gettext "Translation"`: $MESSAGE"
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            ;;
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        'AsDesignLine' )
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            cli_printMessage "`gettext "Design"`: $MESSAGE"
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            ;;
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        'AsConfigurationLine' )
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            cli_printMessage "`gettext "Configuration"`: $MESSAGE"
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            cli_printMessage '-' 'AsSeparatorLine'
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            ;;
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        'AsPaletteLine' )
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            cli_printMessage "`gettext "Palette"`: $MESSAGE"
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            ;;
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        'AsResponseLine' )
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            cli_printMessage "--> $MESSAGE"
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            ;;
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        'AsRequestLine' )
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            cli_printMessage "${MESSAGE}: " 'AsNoTrailingNewLine'
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            ;;
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        'AsErrorLine' )
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            # This option is used to print error messsages.
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            echo "${CLI_PROGRAM}: ${MESSAGE}" > /dev/stderr
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            ;;
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        'AsToKnowMoreLine' )
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            # This option receives the output of bash's caller
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            # built-in as message value and produces the documentation
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            # entry from it.
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            MESSAGE=$(dirname "$(echo $MESSAGE | cut -d ' ' -f2-)")
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            cli_printMessage '-' 'AsSeparatorLine'
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            cli_printMessage "`gettext "To know more, run the following command"`:"
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            cli_printMessage "centos-art manual --read='$MESSAGE'"
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            cli_printMessage '-' 'AsSeparatorLine'
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            exit # <-- ATTENTION: Do not remove this line. We use this
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                 #                option as convenction to end script
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                 #                execution.
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            ;;
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        'AsYesOrNoRequestLine' )
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            # Define positive answer.
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            local Y="`gettext "yes"`"
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            # Define negative answer.
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            local N="`gettext "no"`"
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            # Define default answer.
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            local ANSWER=${FLAG_ANSWER}
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            if [[ $ANSWER == 'false' ]];then
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                # Print the question.
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                cli_printMessage "$MESSAGE [${Y}/${N}]: " 'AsNoTrailingNewLine'
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                # Redefine default answer based on user's input.
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                read ANSWER
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            fi
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            # Verify user's answer. Only positive answer let the
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            # script flow to continue. Otherwise, if something
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            # different from possitive answer is passed, the
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            # script terminates its execution immediatly.
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            if [[ ! ${ANSWER} =~ "^${Y}" ]];then
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                exit
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            fi
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            ;;
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        'AsSeparatorLine' )
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            if [[ "$FLAG_QUIET" == 'false' ]];then
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                # Define separator width.
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                local MAX=70
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                # Draw separator.
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                until [[ $MAX -eq 0 ]];do
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                    printf "${MESSAGE}" > /dev/stderr
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                    MAX=$(($MAX - 1))
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                done
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                # Output newline to end separator.
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                echo "" > /dev/stderr
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            fi
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            ;;
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        'AsNoTrailingNewLine' )
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            if [[ "$FLAG_QUIET" == 'false' ]];then
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                printf "$MESSAGE" > /dev/stderr
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            fi
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            ;;
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        'AsRegularLine' | * )
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            if [[ "$FLAG_QUIET" == 'false' ]];then
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                echo "$MESSAGE" \
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                    | awk -f ${CLI_BASEDIR}/Styles/output_forTwoColumns.awk \
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                    > /dev/stderr
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            fi
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            ;;
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    esac
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}