otrs2 3.3.5-1 / usr / share / otrs / Kernel / Modules / AgentTicketWatcher.pm

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/usr/share/otrs/Kernel/Modules/AgentTicketWatcher.pm is in otrs2 3.3.5-1.

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The actual contents of the file can be viewed below. 

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# --
# Kernel/Modules/AgentTicketWatcher.pm - a ticketwatcher module
# Copyright (C) 2001-2014 OTRS AG, http://otrs.com/
# --
# This software comes with ABSOLUTELY NO WARRANTY. For details, see
# the enclosed file COPYING for license information (AGPL). If you
# did not receive this file, see http://www.gnu.org/licenses/agpl.txt.
# --

package Kernel::Modules::AgentTicketWatcher;

use strict;
use warnings;
use Kernel::System::VariableCheck qw(:all);

sub new {
    my ( $Type, %Param ) = @_;

    # allocate new hash for object
    my $Self = {%Param};
    bless( $Self, $Type );

    # check needed objects
    for (qw(ParamObject DBObject LayoutObject LogObject ConfigObject)) {
        if ( !$Self->{$_} ) {
            $Self->{LayoutObject}->FatalError( Message => "Got no $_!" );
        }
    }

    return $Self;
}

sub Run {
    my ( $Self, %Param ) = @_;

    # ------------------------------------------------------------ #
    # check if feature is active
    # ------------------------------------------------------------ #
    if ( !$Self->{ConfigObject}->Get('Ticket::Watcher') ) {
        return $Self->{LayoutObject}->ErrorScreen( Message => 'Feature is not active', );
    }

    # ------------------------------------------------------------ #
    # check access
    # ------------------------------------------------------------ #
    my @Groups;
    if ( $Self->{ConfigObject}->Get('Ticket::WatcherGroup') ) {
        @Groups = @{ $Self->{ConfigObject}->Get('Ticket::WatcherGroup') };
    }
    my $Access = 1;
    if (@Groups) {
        $Access = 0;
        for my $Group (@Groups) {
            if ( $Self->{LayoutObject}->{"UserIsGroup[$Group]"} eq 'Yes' ) {
                $Access = 1;
            }
        }
    }
    if ( !$Access ) {
        return $Self->{Layout}->NoPermission();
    }

    # get ACL restrictions
    $Self->{TicketObject}->TicketAcl(
        Data          => '-',
        TicketID      => $Self->{TicketID},
        ReturnType    => 'Action',
        ReturnSubType => '-',
        UserID        => $Self->{UserID},
    );
    my %AclAction = $Self->{TicketObject}->TicketAclActionData();

    # check if ACL resctictions if exist
    if ( IsHashRefWithData( \%AclAction ) ) {

        # show error screen if ACL prohibits this action
        if ( defined $AclAction{ $Self->{Action} } && $AclAction{ $Self->{Action} } eq '0' ) {
            return $Self->{LayoutObject}->NoPermission( WithHeader => 'yes' );
        }
    }

    # ------------------------------------------------------------ #
    # subscribe a ticket
    # ------------------------------------------------------------ #
    if ( $Self->{Subaction} eq 'Subscribe' ) {

        # challenge token check for write action
        $Self->{LayoutObject}->ChallengeTokenCheck();

        # Checks if the user has permissions to see the ticket.
        #   This is needed because watching grants ro permissions (depending on configuration).
        my $Access = $Self->{TicketObject}->TicketPermission(
            Type     => 'ro',
            TicketID => $Self->{TicketID},
            UserID   => $Self->{UserID},
        );
        if ( !$Access ) {
            return $Self->{LayoutObject}->NoPermission( WithHeader => 'yes' );
        }

        # set subscribe
        my $Subscribe = $Self->{TicketObject}->TicketWatchSubscribe(
            TicketID    => $Self->{TicketID},
            WatchUserID => $Self->{UserID},
            UserID      => $Self->{UserID},
        );

        if ( !$Subscribe ) {
            return $Self->{LayoutObject}->ErrorScreen();
        }

        # redirect
        return $Self->{LayoutObject}->Redirect(
            OP => "Action=AgentTicketZoom;TicketID=$Self->{TicketID}",
        );
    }

    # ------------------------------------------------------------ #
    # unsubscribe a ticket
    # ------------------------------------------------------------ #
    elsif ( $Self->{Subaction} eq 'Unsubscribe' ) {

        # challenge token check for write action
        $Self->{LayoutObject}->ChallengeTokenCheck();

        # We don't need a permission check here as we will remove
        #   permissions by unsubscribing.
        my $Unsubscribe = $Self->{TicketObject}->TicketWatchUnsubscribe(
            TicketID    => $Self->{TicketID},
            WatchUserID => $Self->{UserID},
            UserID      => $Self->{UserID},
        );

        if ( !$Unsubscribe ) {
            return $Self->{LayoutObject}->ErrorScreen();
        }

        # redirect
        # checks if the user has permissions to see the ticket
        my $Access = $Self->{TicketObject}->TicketPermission(
            Type     => 'ro',
            TicketID => $Self->{TicketID},
            UserID   => $Self->{UserID},
        );
        if ( !$Access ) {

            # generate output
            return $Self->{LayoutObject}->Redirect(
                OP => $Self->{LastScreenOverview} || 'Action=AgentDashboard',
            );
        }
        return $Self->{LayoutObject}->Redirect(
            OP => "Action=AgentTicketZoom;TicketID=$Self->{TicketID}",
        );
    }

    $Self->{LayoutObject}->ErrorScreen( Message => 'Invalid subaction' );
}

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