160 lines
4.4 KiB
Perl
160 lines
4.4 KiB
Perl
# --
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# Copyright (C) 2001-2019 OTRS AG, https://otrs.com/
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# --
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# This software comes with ABSOLUTELY NO WARRANTY. For details, see
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# the enclosed file COPYING for license information (GPL). If you
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# did not receive this file, see https://www.gnu.org/licenses/gpl-3.0.txt.
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# --
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package Kernel::Modules::AgentTicketAttachment;
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## nofilter(TidyAll::Plugin::OTRS::Perl::Print)
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use strict;
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use warnings;
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our $ObjectManagerDisabled = 1;
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sub new {
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my ( $Type, %Param ) = @_;
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# allocate new hash for object
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my $Self = {%Param};
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bless( $Self, $Type );
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return $Self;
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}
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sub Run {
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my ( $Self, %Param ) = @_;
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# get param object
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my $ParamObject = $Kernel::OM->Get('Kernel::System::Web::Request');
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# get ArticleID
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my $TicketID = $ParamObject->GetParam( Param => 'TicketID' );
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my $ArticleID = $ParamObject->GetParam( Param => 'ArticleID' );
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my $FileID = $ParamObject->GetParam( Param => 'FileID' );
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# get needed objects
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my $LayoutObject = $Kernel::OM->Get('Kernel::Output::HTML::Layout');
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my $LogObject = $Kernel::OM->Get('Kernel::System::Log');
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# check params
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if ( !$FileID || !$ArticleID || !$TicketID ) {
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$LogObject->Log(
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Message => 'FileID, TicketID and ArticleID are needed!',
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Priority => 'error',
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);
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return $LayoutObject->ErrorScreen();
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}
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my $TicketNumber = $Kernel::OM->Get('Kernel::System::Ticket')->TicketNumberLookup(
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TicketID => $TicketID,
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);
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# get needed objects
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my $ArticleBackendObject = $Kernel::OM->Get('Kernel::System::Ticket::Article')->BackendForArticle(
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TicketID => $TicketID,
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ArticleID => $ArticleID,
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);
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# check permissions
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my %Article = $ArticleBackendObject->ArticleGet(
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TicketID => $TicketID,
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ArticleID => $ArticleID,
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DynamicFields => 0,
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);
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# check permissions
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my $Access = $Kernel::OM->Get('Kernel::System::Ticket')->TicketPermission(
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Type => 'ro',
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TicketID => $TicketID,
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UserID => $Self->{UserID},
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);
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if ( !$Access ) {
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return $LayoutObject->NoPermission( WithHeader => 'yes' );
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}
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# get a attachment
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my %Data = $ArticleBackendObject->ArticleAttachment(
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ArticleID => $ArticleID,
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FileID => $FileID,
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);
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if ( !%Data ) {
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$LogObject->Log(
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Message => "No such attachment ($FileID).",
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Priority => 'error',
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);
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return $LayoutObject->ErrorScreen();
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}
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my $Viewers = $ParamObject->GetParam( Param => 'Viewer' ) || 0;
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# get config object
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my $ConfigObject = $Kernel::OM->Get('Kernel::Config');
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# find viewer for ContentType
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my $Viewer = '';
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if ( $Viewers && $ConfigObject->Get('MIME-Viewer') ) {
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for ( sort keys %{ $ConfigObject->Get('MIME-Viewer') } ) {
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if ( $Data{ContentType} =~ /^$_/i ) {
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$Viewer = $ConfigObject->Get('MIME-Viewer')->{$_};
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$Viewer =~ s/\<OTRS_CONFIG_(.+?)\>/$ConfigObject->{$1}/g;
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}
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}
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}
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# show with viewer
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if ( $Viewers && $Viewer ) {
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# write tmp file
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my $FileTempObject = $Kernel::OM->Get('Kernel::System::FileTemp');
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my ( $FH, $Filename ) = $FileTempObject->TempFile();
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if ( open( my $ViewerDataFH, '>', $Filename ) ) { ## no critic
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print $ViewerDataFH $Data{Content};
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close $ViewerDataFH;
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}
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else {
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# log error
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$LogObject->Log(
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Priority => 'error',
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Message => "Cant write $Filename: $!",
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);
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return $LayoutObject->ErrorScreen();
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}
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# use viewer
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my $Content = '';
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if ( open( my $ViewerFH, "-|", "$Viewer $Filename" ) ) { ## no critic
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while (<$ViewerFH>) {
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$Content .= $_;
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}
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close $ViewerFH;
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}
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else {
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return $LayoutObject->FatalError(
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Message => "Can't open: $Viewer $Filename: $!",
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);
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}
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# return new page
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return $LayoutObject->Attachment(
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%Data,
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ContentType => 'text/html',
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Content => $Content,
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Type => 'inline',
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Sandbox => 1,
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);
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}
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# download it AttachmentDownloadType is configured
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return $LayoutObject->Attachment(
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%Data,
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Sandbox => 1,
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);
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}
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1;
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