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# vim: set et ts=4 sw=4:
#    Copyright 2012-2015 Angelo Naselli <anaselli@linux.it>
#    Copyright 2013-2015 Matteo Pasotti <matteo.pasotti@gmail.com>
#
#    This file is part of AdminPanel
#
#    AdminPanel 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.
#
#    AdminPanel 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 AdminPanel.  If not, see <http://www.gnu.org/licenses/>.

package AdminPanel::Shared;

=head1 NAME

AdminPanel::Shared - AdminPanel::Shared contains all the shared routines
                     needed by AdminPanel and modules

=head1 SYNOPSIS



=head1 DESCRIPTION

This module collects all the routines shared between AdminPanel and its modules.

=head1 EXPORT

    trim
    md5sum
    pathList2hash
    distName
    apcat
    inArray
    disable_x_screensaver
    enable_x_screensaver
    isProcessRunning

=head1 SUPPORT

You can find documentation for this module with the perldoc command:

    perldoc AdminPanel::Shared

=head1 AUTHOR

Angelo Naselli <anaselli@linux.it>

=head1 COPYRIGHT and LICENSE

Copyright (C) 2013, Angelo Naselli.
Copyright (C) 2014, Matteo Pasotti.

This file 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 file 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 file.  If not, see <http://www.gnu.org/licenses/>.

=head1 FUNCTIONS

=cut

use strict;
use warnings;
use diagnostics;

use Digest::MD5;

use yui;
use base qw(Exporter);

# TODO move GUI dialogs to Shared::GUI
our @EXPORT_OK = qw(
    trim
    md5sum
    pathList2hash
    distName
    apcat
    inArray
    disable_x_screensaver
    enable_x_screensaver
    isProcessRunning
);


=head1 VERSION

Version 0.01

=cut

our $VERSION = '0.01';



#=============================================================

=head2 apcat

=head3 PARAMETERS

$filename the name of the file to read

=head3 OUTPUT

depending from the context it returns the content
of the file as an array or a string

=head3 DESCRIPTION

This function return the content of $filename or false/0
if it fails

=cut

#=============================================================

sub apcat {
    my $fn = shift();
    my $fh = undef;
    my @content = ();
    open($fh, "<", $fn) || return 0;
    while(<$fh>)
    {
        push(@content, $_);
    }
    return (wantarray() ? @content : join('',@content));
}


#=============================================================

=head2 distName

=head3 OUTPUT