1 files changed, 133 insertions, 0 deletions
diff --git a/ui/widgets/navtree/actions/NavTreeItemUpdate.php b/ui/widgets/navtree/actions/NavTreeItemUpdate.php
new file mode 100644
index 00000000000..0aa8ef74316
--- /dev/null
+++ b/ui/widgets/navtree/actions/NavTreeItemUpdate.php
@@ -0,0 +1,133 @@
+<?php declare(strict_types = 0);
+/*
+** Zabbix
+** Copyright (C) 2001-2022 Zabbix SIA
+**
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+** GNU General Public License for more details.
+**
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software
+** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+**/
+
+
+namespace Widgets\NavTree\Actions;
+
+use API,
+	CController,
+	CControllerResponseData;
+
+use Widgets\NavTree\Widget;
+
+class NavTreeItemUpdate extends CController {
+
+	protected function init(): void {
+		$this->disableSIDValidation();
+	}
+
+	protected function checkInput(): bool {
+		$fields = [
+			'name' => 'required|string|not_empty',
+			'sysmapid' => 'db sysmaps.sysmapid',
+			'add_submaps' => 'in 0,1',
+			'depth' => 'ge 1|le '.Widget::MAX_DEPTH
+		];
+
+		$ret = $this->validateInput($fields);
+
+		if (!$ret) {
+			$this->setResponse(
+				new CControllerResponseData(['main_block' => json_encode([
+					'error' => [
+						'messages' => array_column(get_and_clear_messages(), 'message')
+					]
+				], JSON_THROW_ON_ERROR)])
+			);
+		}
+
+		return $ret;
+	}
+
+	protected function checkPermissions(): bool {
+		return $this->getUserType() >= USER_TYPE_ZABBIX_USER;
+	}
+
+	protected function doAction(): void {
+		$sysmapid = $this->getInput('sysmapid', 0);
+		$add_submaps = (int) $this->getInput('add_submaps', 0);
+		$depth = (int) $this->getInput('depth', 1);
+
+		if ($sysmapid != 0) {
+			$sysmaps = API::Map()->get([
+				'output' => [],
+				'sysmapids' => $sysmapid
+			]);
+
+			if (!$sysmaps) {
+				$sysmapid = 0;
+			}
+		}
+
+		$all_sysmapids = [];
+		$hierarchy = [];
+
+		if ($sysmapid != 0 && $add_submaps == 1) {
+			// Recursively select submaps.
+			$sysmapids = [];
+			$sysmapids[$sysmapid] = true;
+
+			do {
+				if ($depth++ > Widget::MAX_DEPTH) {
+					break;
+				}
+
+				$sysmaps = API::Map()->get([
+					'output' => ['sysmapid'],
+					'selectSelements' => ['elements', 'elementtype', 'permission'],
+					'sysmapids' => array_keys($sysmapids),
+					'preservekeys' => true
+				]);
+
+				$all_sysmapids += $sysmapids;
+				$sysmapids = [];
+
+				foreach ($sysmaps as $sysmap) {
+					foreach ($sysmap['selements'] as $selement) {
+						if ($selement['elementtype'] == SYSMAP_ELEMENT_TYPE_MAP
+								&& $selement['permission'] >= PERM_READ) {
+							$element = $selement['elements'][0];
+							$hierarchy[$sysmap['sysmapid']][] = $element['sysmapid'];
+
+							if (!array_key_exists($element['sysmapid'], $all_sysmapids)) {
+								$sysmapids[$element['sysmapid']] = true;
+							}
+						}
+					}
+				}
+			}
+			while ($sysmapids);
+		}
+
+		// Prepare output.
+		$this->setResponse(new CControllerResponseData(['main_block' => json_encode([
+			'name' => $this->getInput('name'),
+			'sysmapid' => $sysmapid,
+			'hierarchy' => $hierarchy,
+			'submaps' => $all_sysmapids
+				? API::Map()->get([
+					'output' => ['sysmapid', 'name'],
+					'sysmapids' => array_keys($all_sysmapids),
+					'preservekeys' => true
+				])
+				: []
+		], JSON_THROW_ON_ERROR)]));
+	}
+}