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#!/bin/bash
#
# cli.sh -- This function initializes centos-art command line
# interface. Variables defined in this function are accesible by all
# other functions. The cli function is the first script executed by
# centos-art command-line onces invoked.
#
# Copyright (C) 2009-2010 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: cli.sh 98 2010-09-19 16:01:53Z al $
# ----------------------------------------------------------------------
function cli {
# Define action variable using first argument (lowercase) value.
ACTION=$(cli_getRepoName 'f' "$1")
# Define option name (OPTIONNAM) and option value (OPTIONVAL)
# variables passed as second argument to the command line
# interface when the format is `--option=value' without the value
# part.
if [[ "$2" =~ '^-{1,2}[a-z]+=.+$' ]];then
# Define option name passed in the second argument.
OPTIONNAM=$(echo "$2" | cut -d = -f1)
# Define option value passed in the second argument.
OPTIONVAL=$(echo "$2" | cut -d = -f2-)
# Check option value passed in the second argument.
cli_checkOptionValue
# Define option name (OPTIONNAM), and option value (OPTIONVAL)
# variables passed as second argument to the command line
# interface when the format is `--option' without the value part.
elif [[ "$2" =~ '^-{1,2}[a-z]+=?$' ]];then
# Define option name passed in the second argument.
OPTIONNAM=$(echo "$2" | cut -d = -f1)
# Define option value passed in the second argument. Assume
# the local path. This saves you some typing when you are
# in the place you want to apply your action on.
if [[ $(pwd) =~ '^/home/centos/artwork/.+$' ]];then
OPTIONVAL=$(pwd)
else
OPTIONVAL='/home/centos/artwork/trunk'
fi
# Define default option name (OPTIONNAM), and default option value
# (OPTIONVAL) when no second argument is passed to the command
# line interface.
else
# Define default option name.
OPTIONNAM="default"
# Define default option value.
if [[ $(pwd) =~ '^/home/centos/artwork/.+$' ]];then
OPTIONVAL=$(pwd)
else
OPTIONVAL='/home/centos/artwork/trunk'
fi
fi
# Define regular expression (REGEX) used to reduce file
# processing. If no regular expression is defined, set regular
# expression to match everything.
if [[ "$3" =~ '^--filter=.+$' ]];then
REGEX=$(echo "$3" | cut -d '=' -f2-)
else
REGEX='.+'
fi
# If option value plus the filter value (REGEX) points to a valid
# file, re-define the option value (OPTIONVAL) using the
# directory/file absolute path combination instead. This let you
# create documentation entries for files too.
if [[ -f $OPTIONVAL/$REGEX ]];then
OPTIONVAL=$OPTIONVAL/$REGEX
fi
# Define positive answer.
Y="`gettext "y"`"
# Define negative answer.
N="`gettext "N"`"
# Define default answer to questions.
ANSWER=${N}
# Define a unique string based on script name and process id used
# to create temporal files under /tmp/.
FILEID="centos-art$$"
# Define text editor used to edit texinfo documentation. Predifine
# possible editors paths here to avoid malevolent values. If we do
# not create this restriction editor can be set to anything other
# than a text editor and in that case be executed when you try to
# edit a documentation entry using the `centos-art help --edit'
# command.
if [[ ! "$EDITOR" =~ '/usr/bin/(emacs|vim|nano)' ]];then
EDITOR='/usr/bin/vim'
fi
# Go to defined actions. Keep the cli_getActions function calling
# after all variables and arguments definitions. Reason? To make
# all variables and arguments definitions available inside
# cli_Actions and subsequent function calls inside it.
cli_getActions "$@"
}