init III

Perl OTRS/Kernel/Output/HTML/Notification/DaemonCheck.pm

@@ -0,0 +1,79 @@
+# --
+# Copyright (C) 2001-2019 OTRS AG, https://otrs.com/
+# --
+# 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 https://www.gnu.org/licenses/gpl-3.0.txt.
+# --
+
+package Kernel::Output::HTML::Notification::DaemonCheck;
+
+use parent 'Kernel::Output::HTML::Base';
+
+use strict;
+use warnings;
+
+use Kernel::System::VariableCheck qw(:all);
+
+our @ObjectDependencies = (
+    'Kernel::Config',
+    'Kernel::Output::HTML::Layout',
+    'Kernel::System::Cache',
+    'Kernel::System::Group',
+);
+
+sub Run {
+    my ( $Self, %Param ) = @_;
+
+    # get config object
+    my $ConfigObject = $Kernel::OM->Get('Kernel::Config');
+
+    # get the NodeID from the SysConfig settings, this is used on High Availability systems.
+    my $NodeID = $ConfigObject->Get('NodeID') || 1;
+
+    # get running daemon cache
+    my $Running = $Kernel::OM->Get('Kernel::System::Cache')->Get(
+        Type => 'DaemonRunning',
+        Key  => $NodeID,
+    );
+
+    return '' if $Running;
+
+    # get layout object
+    my $LayoutObject = $Kernel::OM->Get('Kernel::Output::HTML::Layout');
+
+    my %NotificationDetails = (
+        Priority => 'Error',
+        Data     => $LayoutObject->{LanguageObject}->Translate("OTRS Daemon is not running."),
+    );
+
+    # check if user needs to be notified
+    # get current user groups
+    my %Groups = $Kernel::OM->Get('Kernel::System::Group')->PermissionUserGet(
+        UserID => $Self->{UserID},
+        Type   => 'move_into',
+    );
+
+    # reverse groups hash for easy look up
+    %Groups = reverse %Groups;
+
+    # check if the user is in the Admin group
+    # if that is the case, extend the error with a link
+    if ( $Groups{admin} ) {
+        $NotificationDetails{Link}      = $LayoutObject->{Baselink} . '#';
+        $NotificationDetails{LinkClass} = 'DaemonInfo';
+    }
+
+    # if user is not admin, add 'Please contact the administrator.' to error message
+    else {
+        $NotificationDetails{Data}
+            .= ' ' . $LayoutObject->{LanguageObject}->Translate("Please contact the administrator.");
+    }
+
+    # show error notification
+    return $LayoutObject->Notify(
+        %NotificationDetails,
+    );
+}
+
+1;