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# --
# Kernel/System/Cache/File.pm - all cache functions
# Copyright (C) 2001-2008 OTRS AG, http://otrs.org/
# --
# $Id: File.pm,v 1.3.2.4 2008/02/14 15:04:20 martin 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::Cache::File;
use strict;
use warnings;
use vars qw(@ISA $VERSION);
$VERSION = '$Revision: 1.3.2.4 $';
$VERSION =~ s/^\$.*:\W(.*)\W.+?$/$1/;
sub new {
my $Type = shift;
my %Param = @_;
# allocate new hash for object
my $Self = {};
bless ($Self, $Type);
# check needed objects
foreach (qw(ConfigObject LogObject MainObject)) {
$Self->{$_} = $Param{$_} || die "Got no $_!";
}
$Self->{CacheDirectory} = $Self->{ConfigObject}->Get('TempDir');
return $Self;
}
sub Set {
my $Self = shift;
my %Param = @_;
foreach (qw(Key Value TTL)) {
if (!defined($Param{$_})) {
$Self->{LogObject}->Log(Priority => 'error', Message => "Need $_!");
return;
}
}
my $Now = time();
my $TTL = $Now + $Param{TTL};
my $Dump = "\$TTL=$TTL; #$Now:$Param{TTL}\n";
# clean up key
$Param{KeyNice} = $Param{Key};
$Param{KeyNice} =~ s/(\n\r)/_/g;
$Dump .= "#$Param{KeyNice}\n";
$Dump .= $Self->{MainObject}->Dump($Param{Value})."\n1;";
my %FileData = (
Directory => $Self->{CacheDirectory},
Filename => $Param{Key},
Content => \$Dump,
Type => 'MD5',
Permission => '664',
);
if ($Self->{ConfigObject}->Get('DefaultCharset') =~ /^utf(-8|8)$/i) {
$FileData{Mode} = 'utf8';
}
my $FileLocation = $Self->{MainObject}->FileWrite(%FileData);
return 1;
}
sub Get {
my $Self = shift;
my %Param = @_;
# check needed stuff
foreach (qw(Key)) {
if (!$Param{$_}) {
$Self->{LogObject}->Log(Priority => 'error', Message => "Need $_!");
return;
}
}
my %FileData = (
Directory => $Self->{CacheDirectory},
Filename => $Param{Key},
Type => 'MD5',
DisableWarnings => 1,
);
if ($Self->{ConfigObject}->Get('DefaultCharset') =~ /^utf(-8|8)$/i) {
$FileData{Mode} = 'utf8';
}
my $Content = $Self->{MainObject}->FileRead(%FileData);
# check if cache exists
return if !$Content;
my $TTL;
my $VAR1;
eval ${$Content};
# check ttl
my $Now = time();
if ($TTL < $Now) {
$Self->Delete(%Param);
return;
}
return $VAR1;
}
sub Delete {
my $Self = shift;
my %Param = @_;
# check needed stuff
foreach (qw(Key)) {
if (!$Param{$_}) {
$Self->{LogObject}->Log(Priority => 'error', Message => "Need $_!");
return;
}
}
return $Self->{MainObject}->FileDelete(
Directory => $Self->{CacheDirectory},
Filename => $Param{Key},
Type => 'MD5',
DisableWarnings => 1,
);
}
1;
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