<?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) 2010-2025
 the Initial Developer. All Rights Reserved.

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

//define the ring groups class
class ring_groups {

	/**
	 * declare constant variables
	 */
	const app_name = 'ring_groups';
	const app_uuid = '1d61fb65-1eec-bc73-a6ee-a6203b4fe6f2';

	/**
	 * Ring group primary key
	 *
	 * @var uuid
	 */
	public $ring_group_uuid;

	/**
	 * Set in the constructor. Must be a database object and cannot be null.
	 *
	 * @var database Database Object
	 */
	private $database;

	/**
	 * Settings object set in the constructor. Must be a settings object and cannot be null.
	 *
	 * @var settings Settings Object
	 */
	private $settings;

	/**
	 * User UUID set in the constructor. This can be passed in through the $settings_array associative array or set in
	 * the session global array
	 *
	 * @var string
	 */
	private $user_uuid;

	/**
	 * Domain UUID set in the constructor. This can be passed in through the $settings_array associative array or set
	 * in the session global array
	 *
	 * @var string
	 */
	private $domain_uuid;

	/**
	 * declare private variables
	 */
	private $permission_prefix;
	private $list_page;
	private $table;
	private $uuid_prefix;
	private $toggle_field;
	private $toggle_values;

	/**
	 * Initializes the object with setting array.
	 *
	 * @param array $setting_array An array containing settings for domain, user, and database connections. Defaults to
	 *                             an empty array.
	 *
	 * @return void
	 */
	public function __construct(array $setting_array = []) {
		//set domain and user UUIDs
		$this->domain_uuid = $setting_array['domain_uuid'] ?? $_SESSION['domain_uuid'] ?? '';
		$this->user_uuid   = $setting_array['user_uuid'] ?? $_SESSION['user_uuid'] ?? '';

		//set objects
		$this->database = $setting_array['database'] ?? database::new();

		//assign private variables
		$this->permission_prefix = 'ring_group_';
		$this->list_page         = 'ring_groups.php';
		$this->table             = 'ring_groups';
		$this->uuid_prefix       = 'ring_group_';
		$this->toggle_field      = 'ring_group_enabled';
		$this->toggle_values     = ['true', 'false'];
	}

	/**
	 * Deletes one or more records.
	 *
	 * @param array $records An array of record IDs to delete, where each ID is an associative array
	 *                       containing 'uuid' and 'checked' keys. The 'checked' value indicates
	 *                       whether the corresponding checkbox was checked for deletion.
	 *
	 * @return void No return value; this method modifies the database state and sets a message.
	 */
	public function delete($records) {
		if (permission_exists($this->permission_prefix . 'delete')) {

			//add multi-lingual support
			$language = new text;
			$text     = $language->get();

			//validate the token
			$token = new token;
			if (!$token->validate($_SERVER['PHP_SELF'])) {
				message::add($text['message-invalid_token'], 'negative');
				header('Location: ' . $this->list_page);
				exit;
			}

			//delete multiple records
			if (is_array($records) && @sizeof($records) != 0) {

				//filter out unchecked ring groups, build where clause for below
				foreach ($records as $record) {
					if (!empty($record['checked']) && $record['checked'] == 'true' && is_uuid($record['uuid'])) {
						$uuids[] = "'" . $record['uuid'] . "'";
					}
				}

				//get necessary ring group details
				if (is_array($uuids) && @sizeof($uuids) != 0) {
					$sql                       = "select " . $this->uuid_prefix . "uuid as uuid, dialplan_uuid, ring_group_context from v_" . $this->table . " ";
					$sql                       .= "where domain_uuid = :domain_uuid ";
					$sql                       .= "and " . $this->uuid_prefix . "uuid in (" . implode(', ', $uuids) . ") ";
					$parameters['domain_uuid'] = $this->domain_uuid;
					$rows                      = $this->database->select($sql, $parameters, 'all');
					if (is_array($rows) && @sizeof($rows) != 0) {
						foreach ($rows as $row) {
							$ring_groups[$row['uuid']]['dialplan_uuid'] = $row['dialplan_uuid'];
							$ring_group_contexts[]                      = $row['ring_group_context'];
						}
					}
					unset($sql, $parameters, $rows, $row);
				}

				//build the delete array
				$x = 0;
				foreach ($ring_groups as $ring_group_uuid => $ring_group) {
					$array[$this->table][$x][$this->uuid_prefix . 'uuid']              = $ring_group_uuid;
					$array[$this->table][$x]['domain_uuid']                            = $this->domain_uuid;
					$array['ring_group_users'][$x][$this->uuid_prefix . 'uuid']        = $ring_group_uuid;
					$array['ring_group_users'][$x]['domain_uuid']                      = $this->domain_uuid;
					$array['ring_group_destinations'][$x][$this->uuid_prefix . 'uuid'] = $ring_group_uuid;
					$array['ring_group_destinations'][$x]['domain_uuid']               = $this->domain_uuid;
					$array['dialplans'][$x]['dialplan_uuid']                           = $ring_group['dialplan_uuid'];
					$array['dialplan_details'][$x]['dialplan_uuid']                    = $ring_group['dialplan_uuid'];
					$x++;
				}

				//delete the checked rows
				if (is_array($array) && @sizeof($array) != 0) {

					//grant temporary permissions
					$p = permissions::new();
					$p->add('ring_group_user_delete', 'temp');
					$p->add('ring_group_destination_delete', 'temp');
					$p->add('dialplan_delete', 'temp');
					$p->add('dialplan_detail_delete', 'temp');

					//execute delete
					$this->database->delete($array);
					unset($array);

					//revoke temporary permissions
					$p->delete('ring_group_user_delete', 'temp');
					$p->delete('ring_group_destination_delete', 'temp');
					$p->delete('dialplan_delete', 'temp');
					$p->delete('dialplan_detail_delete', 'temp');

					//apply settings reminder
					$_SESSION["reload_xml"] = true;

					//clear the cache
					if (is_array($ring_group_contexts) && @sizeof($ring_group_contexts) != 0) {
						$ring_group_contexts = array_unique($ring_group_contexts);
						$cache               = new cache;
						foreach ($ring_group_contexts as $ring_group_context) {
							$cache->delete("dialplan:" . $ring_group_context);
						}
					}

					//clear the destinations session array
					if (isset($_SESSION['destinations']['array'])) {
						unset($_SESSION['destinations']['array']);
					}

					//set message
					message::add($text['message-delete']);
				}
				unset($records);
			}
		}
	}

	/**
	 * Deletes multiple destination records from the database.
	 *
	 * @param array $records An array of destination records to delete, where each record contains 'uuid' and 'checked' keys.
	 *
	 * @return void
	 */
	public function delete_destinations($records) {

		//assign private variables
		$this->permission_prefix = 'ring_group_destination_';
		$this->table             = 'ring_group_destinations';
		$this->uuid_prefix       = 'ring_group_destination_';

		if (permission_exists($this->permission_prefix . 'delete')) {

			//add multi-lingual support
			$language = new text;
			$text     = $language->get();

			//validate the token
			$token = new token;
			if (!$token->validate($_SERVER['PHP_SELF'])) {
				message::add($text['message-invalid_token'], 'negative');
				header('L$ring_group_uuidocation: ' . $this->list_page);
				exit;
			}

			//delete multiple records
			if (is_array($records) && @sizeof($records) != 0) {

				//filter out unchecked ring groups, build where clause for below
				foreach ($records as $record) {
					if (!empty($record['checked']) && $record['checked'] == 'true' && is_uuid($record['uuid'])) {
						$uuids[] = $record['uuid'];
					}
				}

				//get ring group context
				if (!empty($uuids) && is_array($uuids) && @sizeof($uuids) != 0) {
					$sql                           = "select ring_group_context from v_ring_groups ";
					$sql                           .= "where domain_uuid = :domain_uuid ";
					$sql                           .= "and ring_group_uuid = :ring_group_uuid ";
					$parameters['domain_uuid']     = $this->domain_uuid;
					$parameters['ring_group_uuid'] = $this->ring_group_uuid;
					$ring_group_context            = $this->database->select($sql, $parameters, 'column');
					unset($sql, $parameters);
				}

				//build the delete array
				if (!empty($uuids) && is_array($uuids) && @sizeof($uuids) != 0) {
					$x = 0;
					foreach ($uuids as $uuid) {
						$array[$this->table][$x][$this->uuid_prefix . 'uuid'] = $uuid;
						$array[$this->table][$x]['domain_uuid']               = $this->domain_uuid;
						$x++;
					}
				}

				//delete the checked rows
				if (!empty($array) && is_array($array) && @sizeof($array) != 0) {

					//execute delete
					$this->database->delete($array);
					unset($array);

					//apply settings reminder
					$_SESSION["reload_xml"] = true;

					//clear the cache
					if ($ring_group_context) {
						$cache = new cache;
						$cache->delete("dialplan:" . $ring_group_context);
					}

				}
				unset($records);
			}
		}
	}

	/**
	 * Toggles the state of one or more records.
	 *
	 * @param array $records  An array of record IDs to delete, where each ID is an associative array
	 *                        containing 'uuid' and 'checked' keys. The 'checked' value indicates
	 *                        whether the corresponding checkbox was checked for deletion.
	 *
	 * @return void No return value; this method modifies the database state and sets a message.
	 */
	public function toggle($records) {
		if (permission_exists($this->permission_prefix . 'edit')) {

			//add multi-lingual support
			$language = new text;
			$text     = $language->get();

			//validate the token
			$token = new token;
			if (!$token->validate($_SERVER['PHP_SELF'])) {
				message::add($text['message-invalid_token'], 'negative');
				header('Location: ' . $this->list_page);
				exit;
			}

			//toggle the checked records
			if (is_array($records) && @sizeof($records) != 0) {

				//get current toggle state
				foreach ($records as $x => $record) {
					if (!empty($record['checked']) && $record['checked'] == 'true' && is_uuid($record['uuid'])) {
						$uuids[] = "'" . $record['uuid'] . "'";
					}
				}
				if (is_array($uuids) && @sizeof($uuids) != 0) {
					$sql                       = "select " . $this->uuid_prefix . "uuid as uuid, " . $this->toggle_field . " as toggle, dialplan_uuid, ring_group_context from v_" . $this->table . " ";
					$sql                       .= "where domain_uuid = :domain_uuid ";
					$sql                       .= "and " . $this->uuid_prefix . "uuid in (" . implode(', ', $uuids) . ") ";
					$parameters['domain_uuid'] = $this->domain_uuid;
					$rows                      = $this->database->select($sql, $parameters, 'all');
					if (is_array($rows) && @sizeof($rows) != 0) {
						foreach ($rows as $row) {
							$ring_groups[$row['uuid']]['state']         = $row['toggle'];
							$ring_groups[$row['uuid']]['dialplan_uuid'] = $row['dialplan_uuid'];
							$ring_group_contexts[]                      = $row['ring_group_context'];
						}
					}
					unset($sql, $parameters, $rows, $row);
				}

				//build update array
				$x = 0;
				foreach ($ring_groups as $uuid => $ring_group) {
					$array[$this->table][$x][$this->uuid_prefix . 'uuid'] = $uuid;
					$array[$this->table][$x][$this->toggle_field]         = $ring_group['state'] == $this->toggle_values[0] ? $this->toggle_values[1] : $this->toggle_values[0];
					$array['dialplans'][$x]['dialplan_uuid']              = $ring_group['dialplan_uuid'];
					$array['dialplans'][$x]['dialplan_enabled']           = $ring_group['state'] == $this->toggle_values[0] ? $this->toggle_values[1] : $this->toggle_values[0];
					$x++;
				}

				//save the changes
				if (is_array($array) && @sizeof($array) != 0) {

					//grant temporary permissions
					$p = permissions::new();
					$p->add('dialplan_edit', 'temp');

					//save the array

					$this->database->save($array);
					unset($array);

					//revoke temporary permissions
					$p->delete('dialplan_edit', 'temp');

					//apply settings reminder
					$_SESSION["reload_xml"] = true;

					//clear the cache
					if (is_array($ring_group_contexts) && @sizeof($ring_group_contexts) != 0) {
						$ring_group_contexts = array_unique($ring_group_contexts);
						$cache               = new cache;
						foreach ($ring_group_contexts as $ring_group_context) {
							$cache->delete("dialplan:" . $ring_group_context);
						}
					}

					//clear the destinations session array
					if (isset($_SESSION['destinations']['array'])) {
						unset($_SESSION['destinations']['array']);
					}

					//set message
					message::add($text['message-toggle']);
				}
				unset($records, $states);
			}

		}
	}

	/**
	 * Copies one or more records
	 *
	 * @param array $records  An array of record IDs to delete, where each ID is an associative array
	 *                        containing 'uuid' and 'checked' keys. The 'checked' value indicates
	 *                        whether the corresponding checkbox was checked for deletion.
	 *
	 * @return void No return value; this method modifies the database state and sets a message.
	 */
	public function copy($records) {
		if (permission_exists($this->permission_prefix . 'add')) {

			//add multi-lingual support
			$language = new text;
			$text     = $language->get();

			//validate the token
			$token = new token;
			if (!$token->validate($_SERVER['PHP_SELF'])) {
				message::add($text['message-invalid_token'], 'negative');
				header('Location: ' . $this->list_page);
				exit;
			}

			//copy the checked records
			if (is_array($records) && @sizeof($records) != 0) {

				//get checked records
				foreach ($records as $record) {
					if (!empty($record['checked']) && $record['checked'] == 'true' && is_uuid($record['uuid'])) {
						$uuids[] = "'" . $record['uuid'] . "'";
					}
				}

				//create insert array from existing data
				if (is_array($uuids) && @sizeof($uuids) != 0) {

					//primary table
					$sql                       = "select * from v_" . $this->table . " ";
					$sql                       .= "where domain_uuid = :domain_uuid ";
					$sql                       .= "and " . $this->uuid_prefix . "uuid in (" . implode(', ', $uuids) . ") ";
					$parameters['domain_uuid'] = $this->domain_uuid;
					$rows                      = $this->database->select($sql, $parameters, 'all');
					if (is_array($rows) && @sizeof($rows) != 0) {
						$y = $z = 0;
						foreach ($rows as $x => $row) {
							$new_ring_group_uuid = uuid();
							$new_dialplan_uuid   = uuid();

							//convert boolean values to a string
							foreach ($row as $key => $value) {
								if (gettype($value) == 'boolean') {
									$value     = $value ? 'true' : 'false';
									$row[$key] = $value;
								}
							}

							//copy data
							$array[$this->table][$x] = $row;

							//overwrite
							$array[$this->table][$x][$this->uuid_prefix . 'uuid'] = $new_ring_group_uuid;
							$array[$this->table][$x]['dialplan_uuid']             = $new_dialplan_uuid;
							$array[$this->table][$x]['ring_group_description']    = trim($row['ring_group_description'] . ' (' . $text['label-copy'] . ')');

							//users sub table
							$sql_2                           = "select * from v_ring_group_users where ring_group_uuid = :ring_group_uuid";
							$parameters_2['ring_group_uuid'] = $row['ring_group_uuid'];
							$rows_2                          = $this->database->select($sql_2, $parameters_2, 'all');
							if (is_array($rows_2) && @sizeof($rows_2) != 0) {
								foreach ($rows_2 as $row_2) {

									//convert boolean values to a string
									foreach ($row_2 as $key => $value) {
										if (gettype($value) == 'boolean') {
											$value       = $value ? 'true' : 'false';
											$row_2[$key] = $value;
										}
									}

									//copy data
									$array['ring_group_users'][$y] = $row_2;

									//overwrite
									$array['ring_group_users'][$y]['ring_group_user_uuid'] = uuid();
									$array['ring_group_users'][$y]['ring_group_uuid']      = $new_ring_group_uuid;

									//increment
									$y++;

								}
							}
							unset($sql_2, $parameters_2, $rows_2, $row_2);

							//destinations sub table
							$sql_3                           = "select * from v_ring_group_destinations where ring_group_uuid = :ring_group_uuid";
							$parameters_3['ring_group_uuid'] = $row['ring_group_uuid'];
							$rows_3                          = $this->database->select($sql_3, $parameters_3, 'all');
							if (is_array($rows_3) && @sizeof($rows_3) != 0) {
								foreach ($rows_3 as $row_3) {

									//convert boolean values to a string
									foreach ($row_3 as $key => $value) {
										if (gettype($value) == 'boolean') {
											$value       = $value ? 'true' : 'false';
											$row_3[$key] = $value;
										}
									}

									//copy data
									$array['ring_group_destinations'][$z] = $row_3;

									//overwrite
									$array['ring_group_destinations'][$z]['ring_group_destination_uuid'] = uuid();
									$array['ring_group_destinations'][$z]['ring_group_uuid']             = $new_ring_group_uuid;

									//increment
									$z++;

								}
							}
							unset($sql_3, $parameters_3, $rows_3, $row_3);

							//ring group dialplan record
							$sql_4                         = "select * from v_dialplans where dialplan_uuid = :dialplan_uuid";
							$parameters_4['dialplan_uuid'] = $row['dialplan_uuid'];
							$dialplan                      = $this->database->select($sql_4, $parameters_4, 'row');
							if (is_array($dialplan) && @sizeof($dialplan) != 0) {

								//convert boolean values to a string
								foreach ($dialplan as $key => $value) {
									if (gettype($value) == 'boolean') {
										$value          = $value ? 'true' : 'false';
										$dialplan[$key] = $value;
									}
								}

								//copy data
								$array['dialplans'][$x] = $dialplan;

								//overwrite
								$array['dialplans'][$x]['dialplan_uuid']        = $new_dialplan_uuid;
								$dialplan_xml                                   = $dialplan['dialplan_xml'];
								$dialplan_xml                                   = str_replace($row['ring_group_uuid'], $new_ring_group_uuid, $dialplan_xml); //replace source ring_group_uuid with new
								$dialplan_xml                                   = str_replace($dialplan['dialplan_uuid'], $new_dialplan_uuid, $dialplan_xml); //replace source dialplan_uuid with new
								$array['dialplans'][$x]['dialplan_xml']         = $dialplan_xml;
								$array['dialplans'][$x]['dialplan_description'] = trim($dialplan['dialplan_description'] . ' (' . $text['label-copy'] . ')');

							}
							unset($sql_4, $parameters_4, $dialplan);

							//create ring group context array
							$ring_group_contexts = $row['ring_group_context'];
						}
					}
					unset($sql, $parameters, $rows, $row);
				}

				//save the changes and set the message
				if (is_array($array) && @sizeof($array) != 0) {

					//grant temporary permissions
					$p = permissions::new();
					$p->add('ring_group_user_add', 'temp');
					$p->add('ring_group_destination_add', 'temp');
					$p->add("dialplan_add", "temp");

					//save the array

					$this->database->save($array);
					unset($array);

					//revoke temporary permissions
					$p->delete('ring_group_user_add', 'temp');
					$p->delete('ring_group_destination_add', 'temp');
					$p->delete("dialplan_add", "temp");

					//apply settings reminder
					$_SESSION["reload_xml"] = true;

					//clear the cache
					if (is_array($ring_group_contexts) && @sizeof($ring_group_contexts) != 0) {
						$ring_group_contexts = array_unique($ring_group_contexts);
						$cache               = new cache;
						foreach ($ring_group_contexts as $ring_group_context) {
							$cache->delete("dialplan:" . $ring_group_context);
						}
					}

					//set message
					message::add($text['message-copy']);

				}
				unset($records);
			}

		}
	}

}