<?php
/*
	FusionPBX
	Version: MPL 1.1

	The contents of this file are subject to the Mozilla Public License Version
	1.1 (the "License"); you may not use this file except in compliance with
	the License. You may obtain a copy of the License at
	http://www.mozilla.org/MPL/

	Software distributed under the License is distributed on an "AS IS" basis,
	WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
	for the specific language governing rights and limitations under the
	License.

	The Original Code is FusionPBX

	The Initial Developer of the Original Code is
	Mark J Crane <markjcrane@fusionpbx.com>
	Portions created by the Initial Developer are Copyright (C) 2016 - 2023
	the Initial Developer. All Rights Reserved.

	Contributor(s):
	Mark J Crane <markjcrane@fusionpbx.com>
*/

//if the number of rows is 0 then read the acl xml into the database
	if ($domains_processed == 1) {

		//add the access control list to the database
		$sql = "select count(*) from v_access_controls ";
		$num_rows = $database->select($sql, null, 'column');
		if ($num_rows == 0) {

			//set the directory
				$xml_dir = $settings->get('switch','conf').'/autoload_configs';
				$xml_file = $xml_dir."/acl.conf.xml";
				$xml_file_alt = $_SERVER["DOCUMENT_ROOT"].'/'.PROJECT_PATH.'/app/switch/resources/conf/autoload_configs/acl.conf';

			//load the xml and save it into an array
				if (file_exists($xml_file)) {
					$xml_string = file_get_contents($xml_file);
				}
				elseif (file_exists($xml_file_alt)) {
					$xml_string = file_get_contents(xml_file_alt);
				}
				else {
					$xml_string = "<configuration name=\"acl.conf\" description=\"Network Lists\">\n";
					$xml_string .= "	<network-lists>\n";
					$xml_string .= "		<list name=\"rfc1918\" default=\"deny\">\n";
					$xml_string .= "			<node type=\"allow\" cidr=\"10.0.0.0/8\"/>\n";
					$xml_string .= "			<node type=\"allow\" cidr=\"172.16.0.0/12\"/>\n";
					$xml_string .= "			<node type=\"allow\" cidr=\"192.168.0.0/16\"/>\n";
					$xml_string .= "		</list>\n";
					$xml_string .= "		<list name=\"providers\" default=\"deny\">\n";
					$xml_string .= "		</list>\n";
					$xml_string .= "	</network-lists>\n";
					$xml_string .= "</configuration>\n";
				}
				$xml_object = simplexml_load_string($xml_string);
				$json = json_encode($xml_object);
				$conf_array = json_decode($json, true);

			//process the array
				if (is_array($conf_array['network-lists']['list'])) {
					foreach($conf_array['network-lists']['list'] as $list) {
						//get the attributes
						$access_control_name = $list['@attributes']['name'];
						$access_control_default = $list['@attributes']['default'];

						//insert the name, description
						$access_control_uuid = uuid();
						$array['access_controls'][0]['access_control_uuid'] = $access_control_uuid;
						$array['access_controls'][0]['access_control_name'] = $access_control_name;
						$array['access_controls'][0]['access_control_default'] = $access_control_default;

						$p = permissions::new();
						$p->add('access_control_add', 'temp');

						$database->app_name = 'access_controls';
						$database->app_uuid = '1416a250-f6e1-4edc-91a6-5c9b883638fd';
						$database->save($array, false);
						unset($array);

						$p->delete('access_control_add', 'temp');

					//normalize the array - needed because the array is inconsistent when there is only one row vs multiple
					if (!empty($list['node']['@attributes']['type'])) {
						$list['node'][]['@attributes'] = $list['node']['@attributes'];
						unset($list['node']['@attributes']);
					}

					//add the nodes
						if (is_array($list['node'])) {
							foreach ($list['node'] as $row) {
								//get the name and value pair
								$node_type = $row['@attributes']['type'];
								$node_cidr = $row['@attributes']['cidr'];
								$node_description = $row['@attributes']['description'];

								//add the profile settings into the database
								$access_control_node_uuid = uuid();
								$array['access_control_nodes'][0]['access_control_node_uuid'] = $access_control_node_uuid;
								$array['access_control_nodes'][0]['access_control_uuid'] = $access_control_uuid;
								$array['access_control_nodes'][0]['node_type'] = $node_type;
								$array['access_control_nodes'][0]['node_cidr'] = $node_cidr;
								$array['access_control_nodes'][0]['node_description'] = $node_description;

								$p = permissions::new();
								$p->add('access_control_node_add', 'temp');

								$database->app_name = 'access_controls';
								$database->app_uuid = '1416a250-f6e1-4edc-91a6-5c9b883638fd';
								$database->save($array, false);
								unset($array);

								$p->delete('access_control_node_add', 'temp');
							}
						}
					}
				}

			//rename the file
				if (file_exists($xml_dir.'/acl.conf.xml')) {
					rename($xml_dir.'/acl.conf.xml', $xml_dir.'/acl.conf');
				}
		}
		unset($sql, $num_rows);

		//rename domains access control to providers
		$sql = "select count(*) from v_access_controls ";
		$sql .= "where access_control_name = 'domains' ";
		$num_rows = $database->select($sql, null, 'column');
		if ($num_rows > 0) {
			//update the access control name
			$sql = "update v_access_controls set access_control_name = 'providers' ";
			$sql .= "where access_control_name = 'domains' ";
			$database->execute($sql, null);
			unset($sql);

			//update the sip profile settings
			$sql = "update v_sip_profile_settings set sip_profile_setting_value = 'providers' ";
			$sql .= "where (sip_profile_setting_name = 'apply-inbound-acl' or sip_profile_setting_name = 'apply-register-acl') ";
			$sql .= "and sip_profile_setting_value = 'domains'; ";
			$database->execute($sql, null);
			unset($sql);

			//clear the cache
			$cache = new cache;
			$cache->delete("configuration:acl.conf");
			$cache->delete("configuration:sofia.conf:".gethostname());

			//create the event socket connection
			$esl = event_socket::create();

			//reload the acl
			event_socket::async("reloadacl");

			//rescan each sip profile
			$sql = "select sip_profile_name from v_sip_profiles ";
			$sql .= "where sip_profile_enabled = 'true'; ";
			$sip_profiles = $database->select($sql, null, 'all');
			if (is_array($sip_profiles)) {
				foreach ($sip_profiles as $row) {
					if ($esl->is_connected()) {
						$command = "sofia profile '".$row['sip_profile_name']."' rescan";
						//echo $command."\n";
						$result = event_socket::api($command);
						//echo $result."\n";
					}
				}
			}
		}

		//remove orphaned access control nodes
		$sql = "delete from v_access_control_nodes ";
		$sql .= "where access_control_uuid not in ( ";
		$sql .= "	select access_control_uuid from v_access_controls ";
		$sql .= ")";
		$database->execute($sql, null);
		unset($sql);

	}

?>
