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# --
# Kernel/System/CSV.pm - all csv functions
# Copyright (C) 2001-2008 OTRS AG, http://otrs.org/
# --
# $Id: CSV.pm,v 1.10.2.2 2008/03/10 11:58:56 tr Exp $
# --
# This software comes with ABSOLUTELY NO WARRANTY. For details, see
# the enclosed file COPYING for license information (GPL). If you
# did not receive this file, see http://www.gnu.org/licenses/gpl-2.0.txt.
# --
package Kernel::System::CSV;
use strict;
use vars qw(@ISA $VERSION);
$VERSION = '$Revision: 1.10.2.2 $';
$VERSION =~ s/^\$.*:\W(.*)\W.+?$/$1/;
=head1 NAME
Kernel::System::CSV - CVS lib
=head1 SYNOPSIS
All csv functions.
=head1 PUBLIC INTERFACE
=over 4
=item new()
create a object
use Kernel::Config;
use Kernel::System::Log;
use Kernel::System::CSV;
my $ConfigObject = Kernel::Config->new();
my $LogObject = Kernel::System::Log->new(
ConfigObject => $ConfigObject,
);
my $CSVObject = Kernel::System::CSV->new(
LogObject => $LogObject,
);
=cut
sub new {
my $Type = shift;
my %Param = @_;
# allocate new hash for object
my $Self = {};
bless ($Self, $Type);
# check needed objects
foreach (qw(LogObject)) {
$Self->{$_} = $Param{$_} || die "Got no $_!";
}
return $Self;
}
=item Array2CSV()
Returns a csv formatted string based on a array with head data.
$CSV = $CSVObject->Array2CSV(
Head => ['RowA', 'RowB', ], # optional
Data => [
[1,4],
[7,3],
[1,9],
[34,4],
],
);
=cut
sub Array2CSV {
my $Self = shift;
my %Param = @_;
my $Output = '';
my @Head = ();
my @Data = (['##No Data##']);
# check required params
foreach (qw(Data)) {
if (!$Param{$_}) {
$Self->{LogObject}->Log(Priority => "error", Message => "Got no $_ param!");
return;
}
}
if ($Param{Head}) {
@Head = @{$Param{Head}};
}
if ($Param{Data}) {
@Data = @{$Param{Data}};
}
# if we have head param fill in header
foreach my $Entry (@Head) {
# csv quote
$Entry =~ s/"/""/g if ($Entry);
$Entry = '' if (!defined($Entry));
$Output .= "\"$Entry\";";
}
if ($Output) {
$Output .= "\n";
}
# fill in data
foreach my $EntryRow (@Data) {
foreach my $Entry (@{$EntryRow}) {
# Copy $Entry because otherwise you maniplate the content
# of the original $Param{Data}!!!! Array in Array Referenc
my $Content = $Entry;
# csv quote
$Content =~ s/"/""/g if ($Content);
$Content = '' if ( !defined($Content) );
$Output .= "\"$Content\";";
}
$Output .= "\n";
}
return $Output;
}
=item CSV2Array()
Returns an array with parsed csv data.
my $RefArray = $CSVObject->CSV2Array(
String => $CSVString,
Separator => ';', # optional separator (default is ;)
Quote => '"', # optional quote (default is ")
);
=cut
sub CSV2Array {
my $Self = shift;
my %Param = @_;
my @Array = ();
# get separator
if (!defined($Param{Separator}) || $Param{Separator} eq '') {
$Param{Separator} = ';';
}
# a better solution can be the use of
# use Text::ParseWords;
# for more information read "PerlKochbuch" page 32
# get separator
if (!defined($Param{Quote})) {
$Param{Quote} = '"';
}
# if you change the split options, remember that each value can include \n
my @Lines = split( /$Param{Quote}$Param{Separator}\n/, $Param{String} );
for my $Line (@Lines) {
my @Fields = split( /$Param{Quote}$Param{Separator}$Param{Quote}/, $Line );
$Fields[0] =~ s/^$Param{Quote}//mgs;
for my $Field (@Fields) {
$Field =~ s/$Param{Quote}$Param{Quote}/$Param{Quote}/g;
}
push( @Array, \@Fields );
}
return \@Array;
}
1;
=back
=head1 TERMS AND CONDITIONS
This software is part of the OTRS project (http://otrs.org/).
This software comes with ABSOLUTELY NO WARRANTY. For details, see
the enclosed file COPYING for license information (GPL). If you
did not receive this file, see http://www.gnu.org/licenses/gpl-2.0.txt.
=head1 VERSION
$Revision: 1.10.2.2 $ $Date: 2008/03/10 11:58:56 $
=cut
|
