From c4d085c24c363be3d8efda7a777fd8c2cd1dd3bd Mon Sep 17 00:00:00 2001
From: Daniel Barbero <daniel.barbero@artica.es>
Date: Mon, 1 Aug 2022 13:46:11 +0200
Subject: [PATCH] fixed error dashboards pandora_enterprise#9229

---
 .../lib/Dashboard/Widgets/events_list.php     | 12 +++++
 .../lib/Dashboard/Widgets/network_map.php     | 51 ++++++++++++++++---
 2 files changed, 56 insertions(+), 7 deletions(-)

diff --git a/pandora_console/include/lib/Dashboard/Widgets/events_list.php b/pandora_console/include/lib/Dashboard/Widgets/events_list.php
index 5392b36f3d..2dc1d57426 100644
--- a/pandora_console/include/lib/Dashboard/Widgets/events_list.php
+++ b/pandora_console/include/lib/Dashboard/Widgets/events_list.php
@@ -553,6 +553,18 @@ class EventsListWidget extends Widget
                 );
                 $filter['module_search'] = $name[0]['nombre'];
             }
+        } else if (empty($this->values['customFilter']) === false
+            && (int) $this->values['customFilter'] !== -1
+        ) {
+            $output = '<div class="container-center">';
+            $output .= \ui_print_error_message(
+                __('Widget cannot be loaded').'. '.__('Please, event filter has been removed.'),
+                '',
+                true
+            );
+            $output .= '</div>';
+            echo $output;
+            return;
         } else {
             // Filtering.
             $filter['event_view_hr'] = $this->values['maxHours'];
diff --git a/pandora_console/include/lib/Dashboard/Widgets/network_map.php b/pandora_console/include/lib/Dashboard/Widgets/network_map.php
index f295a1cb7c..32de5683a9 100644
--- a/pandora_console/include/lib/Dashboard/Widgets/network_map.php
+++ b/pandora_console/include/lib/Dashboard/Widgets/network_map.php
@@ -29,6 +29,7 @@
 namespace PandoraFMS\Dashboard;
 
 use PandoraFMS\Dashboard\Manager;
+use PandoraFMS\Enterprise\Metaconsole\Node;
 
 /**
  * Network map Widgets.
@@ -180,6 +181,42 @@ class NetworkMapWidget extends Widget
         $this->configurationRequired = false;
         if (empty($this->values['networkmapId']) === true) {
             $this->configurationRequired = true;
+        } else {
+            try {
+                if (is_metaconsole() === true
+                    && $this->values['node'] > 0
+                ) {
+                    $node = new Node($this->values['node']);
+                    $node->connect();
+                }
+
+                // Reports.
+                $check_exist = db_get_value(
+                    'id',
+                    'tmap',
+                    'id',
+                    $this->values['networkmapId']
+                );
+            } catch (\Exception $e) {
+                // Unexistent agent.
+                if (is_metaconsole() === true
+                    && $this->values['node'] > 0
+                ) {
+                    $node->disconnect();
+                }
+
+                $check_exist = false;
+            } finally {
+                if (is_metaconsole() === true
+                    && $this->values['node'] > 0
+                ) {
+                    $node->disconnect();
+                }
+            }
+
+            if ($check_exist === false) {
+                $this->loadError = true;
+            }
         }
 
         $this->overflow_scrollbars = false;
@@ -312,8 +349,6 @@ class NetworkMapWidget extends Widget
                 $values['networkmapId']
             );
 
-            $fields[$selected] = $selected_networkmap;
-
             if ((bool) is_metaconsole() === true) {
                 metaconsole_restore_db();
             }
@@ -322,11 +357,13 @@ class NetworkMapWidget extends Widget
         $inputs[] = [
             'label'     => __('Map'),
             'arguments' => [
-                'type'     => 'select',
-                'fields'   => $fields,
-                'name'     => 'networkmapId',
-                'selected' => $selected,
-                'return'   => true,
+                'type'          => 'select',
+                'fields'        => $fields,
+                'name'          => 'networkmapId',
+                'selected'      => $selected,
+                'return'        => true,
+                'nothing'       => __('None'),
+                'nothing_value' => 0,
             ],
         ];