<?php
declare(strict_types=1);
/*
 * 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) 2008-2024
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 * Mark J Crane <markjcrane@fusionpbx.com>
 * Tim Fry <tim@fusionpbx.com>
 */

//check permission
require_once dirname(__DIR__, 2) . '/resources/require.php';
require_once "resources/check_auth.php";
require_once "resources/paging.php";
require_once __DIR__ . '/resources/functions.php';

if (permission_exists('maintenance_view')) {
	// permission granted
} else {
	die('Unauthorized');
}

if (!empty($_REQUEST['search'])) {
	$search = urldecode($_REQUEST['search']);
} else {
	$search = '';
}

//set the domain and user
$domain_uuid = $_SESSION['domain_uuid'] ?? '';
$user_uuid = $_SESSION['user_uuid'] ?? '';

//internationalization
$language = new text;
$text = $language->get();

//create a database object
$database = database::new();

//process registering maintenance applications
if (!empty($_REQUEST['action'])) {
	//validate the token
	$token = new token;
	if (!$token->validate($_SERVER['PHP_SELF'])) {
		message::add($text['message-invalid_token'], 'negative');
		header('Location: maintenance.php');
		exit;
	}
	$action = $_REQUEST['action'];
	$checked_apps = $_REQUEST['maintenance_apps'] ?? [];
	switch($action) {
		case 'toggle':
			if (permission_exists('maintenance_edit')) {
				if (maintenance::register_applications($database, $checked_apps)) {
					message::add($text['message-toggle']);
				} else {
					message::add($text['message-register_failed'], 'negative');
				}
			} else {
				message::add($text['message-action_prohibited'], 'negative');
			}
			break;
	}
	$toggle_maintenance_apps = $_REQUEST['toggle'];
	unset($token);
}

//create a boolean value to represent if show_all is enabled
	$show_all = !empty($_REQUEST['show']) && $_REQUEST['show'] === 'all' && permission_exists('maintenance_show_all');

//order by
if (!empty($_REQUEST['order_by'])) {
	$order_by = $_REQUEST['order_by'];
} else {
	$order_by = '';
}

//paging
$rows_per_page = $_SESSION['domain']['paging']['numeric'] ?? 50;
if (!empty($_REQUEST['page'])) {
	$page = $_REQUEST['page'];
	$offset = $rows_per_page * $page;
} else {
	$page = '';
}

//load the global settings only
$default_settings = new settings(['database' => $database]);

//get the list in the default settings
$classes = $default_settings->get('maintenance', 'application', []);

//get the display array
$maintenance_apps = [];

if ($show_all) {
	//get a list of domain names
	$domains = maintenance::get_domains($database);

	//get maintainers
	foreach ($classes as $maintainer) {
		$tasks = ['database', 'filesystem'];
		foreach ($tasks as $task) {
			$has_task = "has_{$task}_maintenance";
			if (maintenance::$has_task($maintainer)) {
				$category_method = "get_{$task}_category";
				$subcategory_method = "get_{$task}_subcategory";
				$category = maintenance::$category_method($maintainer);
				$subcategory = maintenance::$subcategory_method($maintainer);

				//get all UUIDs in the database associated with this setting
				$uuids = maintenance::find_all_uuids($database, $category, $subcategory);
				foreach ($uuids as $match) {
					$uuid = $match['uuid'];
					$status = $match['status'];
					$table = $match['table'];
					$domain_uuid = $match['domain_uuid'] ?? 'global';
					$value = $match['value'];
					$maintenance_apps[$category]["{$task}_maintenance"][$domain_uuid]["{$table}_setting_enabled"] = $match['status'];
					$maintenance_apps[$category]["{$task}_maintenance"][$domain_uuid]["{$table}_setting_value"] = $value;
					$maintenance_apps[$category]["{$task}_maintenance"][$domain_uuid]["{$table}_setting_uuid"] = $uuid;
				}
			}
		}
	}
}
else {
	//use the settings object to get the maintenance apps and their values
	foreach ($classes as $maintainer) {
		$domain_settings = new settings(['database' => $database, 'domain_uuid' => $_SESSION['domain_uuid'] ?? $domain_uuid]);
		//database retention days
		$database_retention_days = maintenance::get_database_retention_days($domain_settings, $maintainer);
		if (!empty($database_retention_days)) {
			$category = maintenance::get_database_category($maintainer);
			$maintenance_apps[$category]['database_maintenance'][$domain_uuid]['domain_setting_value'] = $database_retention_days;
			$maintenance_apps[$category]['database_maintenance'][$domain_uuid]['domain_setting_enabled'] = 'true';
		}
		//filesystem retention days
		$filesystem_retention_days = maintenance::get_filesystem_retention_days($domain_settings, $maintainer);
		if (!empty($filesystem_retention_days)) {
			$category = maintenance::get_filesystem_category($maintainer);
			$maintenance_apps[$category]['filesystem_maintenance'][$domain_uuid]['domain_setting_value'] = $filesystem_retention_days;
			$maintenance_apps[$category]['filesystem_maintenance'][$domain_uuid]['domain_setting_enabled'] = 'true';
		}
	}

}

//sort the result
ksort($maintenance_apps);

//set URL parameters
$url_params = '';

if ($show_all) {
	$url_params = '?show=all';
}
if (!empty($page)) {
	$url_params .= (empty($url_params) ? '?' : '&') . 'page=' . $page;
}
if (!empty($search)) {
	$url_params .= (empty($url_params) ? '?' : '&') . 'search=' . urlencode($search);
}

//get the list of domains
$domain_names = maintenance::get_domains($database);

//create the token
$object = new token;
$token = $object->create($_SERVER['PHP_SELF']);

//show the content
require_once dirname(__DIR__, 2) . '/resources/header.php';

$document['title'] = $text['title-maintenance'];

echo "<div class='action_bar' id='action_bar'>";
echo "	<div class='heading'><b>Maintenance</b></div>";
echo "	<div class='actions'>";
echo button::create(['type'=>'button','label'=>$text['button-logs'],'icon'=>'fas fa-scroll fa-fw','id'=>'btn_logs', 'link'=>'maintenance_logs.php']);
//show all
if (!$show_all) {
	echo button::create(['type'=>'button','alt'=>$text['button-show_all']??'Show All','label'=>$text['button-show_all']??'Show All','class'=>'btn btn-default','icon'=>$_SESSION['theme']['button_icon_all']??'globe','link'=>(empty($url_params) ? '?show=all' : $url_params . '&show=all')]);
}
//search form
echo "		<form id='form_search' class='inline' method='get'>";
if (!empty($page)) {
	echo "		<input name='page' type=hidden value='$page'>";
}
if ($show_all) {
	echo "		<input name='show' type=hidden value='all'>";
}
echo "			<input type='text' class='txt list-search' name='search' id='search' value=\"".escape($search)."\" placeholder=\"".$text['label-search']."\" onkeydown=''>";
echo button::create(['label'=>$text['button-search'],'icon'=>$_SESSION['theme']['button_icon_search'],'type'=>'submit','id'=>'btn_search']);
echo "		</form>";
echo "	</div>";

//javascript modal boxes
echo modal::create(['id'=>'modal-copy','type'=>'copy','actions'=> button::create(['type'=>'button','label'=>$text['button-continue'],'icon'=>'check','id'=>'btn_copy','style'=>'float: right; margin-left: 15px;','collapse'=>'never','onclick'=>"modal_close(); list_action_set('copy'); list_form_submit('form_list');"])]);
echo modal::create(['id'=>'modal-delete','type'=>'delete','actions'=> button::create(['type'=>'button','label'=>$text['button-continue'],'icon'=>'check','id'=>'btn_delete','style'=>'float: right; margin-left: 15px;','collapse'=>'never','onclick'=>"modal_close(); list_action_set('delete'); list_form_submit('form_list');"])]);
echo modal::create(['id'=>'modal-toggle','type'=>'toggle','actions'=> button::create(['type'=>'button','label'=>$text['button-continue'],'icon'=>'check','id'=>'btn_toggle','style'=>'float: right; margin-left: 15px;','collapse'=>'never','onclick'=>"modal_close(); list_action_set('toggle'); list_form_submit('form_list');"])]);

echo "	<div style='clear: both;'></div>";
echo "	<br/><br/>";
echo "	<form id='form_list' method='post'>";
echo "		<input type='hidden' id='action' name='action' value=''>";
echo "		<input type='hidden' name='search' value=\"".escape($search)."\">";
echo "		<div class='card'>\n";
echo "			<table class='list'>";
echo "				<tr class='list-header'>";
echo "					<th>Name</th>";
if ($show_all) {
	echo "				<th>Domain</th>";
}
echo "					<th>Database Enabled</th>";
echo "					<th>Retention Days</th>";
echo "					<th>File System Enabled</th>";
echo "					<th>Retention Days</th>";
echo "				</tr>";

//list all maintenance applications from the defaults settings for global and each domain and show if they are enabled or disabled
foreach ($maintenance_apps as $class => $app_settings) {
	//make the class name more user-friendly
	if ($class === 'cdr') {
	    $display_name = strtoupper(str_replace('_', ' ', $class));
	} else {
	    $display_name = ucwords(str_replace('_', ' ', $class));
	}

	//display global first
	if ((isset($app_settings['database_maintenance']['global']) || isset($app_settings['filesystem_maintenance']['global'])) && $show_all) {
		echo "<tr class='list-row' style=''>";
		echo "	<td>$display_name</td>";
		echo "	<td>".$text['label-global']."</td>";
		if (isset($app_settings['database_maintenance']['global'])) {
			$enabled = $app_settings['database_maintenance']['global']['default_setting_enabled'] ? $text['label-yes'] : $text['label-no'];
			$value = $app_settings['database_maintenance']['global']['default_setting_value'];
			echo "<td>$enabled</td>";
			echo "<td>$value</td>";
		} else {
			echo "<td>&nbsp;</td>";
			echo "<td>&nbsp;</td>";
		}
		if (isset($app_settings['filesystem_maintenance']['global'])) {
			$enabled = $app_settings['filesystem_maintenance']['global']['default_setting_enabled'] ? $text['label-yes'] : $text['label-no'];
			$value = $app_settings['filesystem_maintenance']['global']['default_setting_value'];
			echo "<td>$enabled</td>";
			echo "<td>$value</td>";
		} else {
			echo "<td>&nbsp;</td>";
			echo "<td>&nbsp;</td>";
		}
		echo "</tr>";
	}
	if (isset($app_settings['database_maintenance']) || isset($app_settings['filesystem_maintenance'])) {
		//get all domains with database traits
		$database_domain_uuids = array_keys($app_settings['database_maintenance'] ?? []);

		//get all domains with filesystem traits
		$filesystem_domain_uuids = array_keys($app_settings['filesystem_maintenance'] ?? []);

		//combine database and filesystem domain_uuids without duplicates
		$domain_uuids = $database_domain_uuids + $filesystem_domain_uuids;

		//loop through domains that have the database and filesystem traits
		foreach ($domain_uuids as $domain_uuid) {
			//skip global it has already been done
			if ($domain_uuid === 'global') {
				continue;
			}
			echo "<tr class='list-row' style=''>";
			echo "	<td>$display_name</td>";
			if ($show_all) {
				echo "<td>".$domain_names[$domain_uuid]."</td>";
			}
			if (isset($app_settings['database_maintenance'][$domain_uuid])) {
				$enabled = $app_settings['database_maintenance'][$domain_uuid]['domain_setting_enabled'] ? $text['label-yes'] : $text['label-no'];
				$value = $app_settings['database_maintenance'][$domain_uuid]['domain_setting_value'];
				echo "<td>$enabled</td>";
				echo "<td>$value</td>";
			} else {
				echo "<td>&nbsp;</td>";
				echo "<td>&nbsp;</td>";
			}
			if (isset($app_settings['filesystem_maintenance'][$domain_uuid])) {
				$enabled = $app_settings['filesystem_maintenance'][$domain_uuid]['domain_setting_enabled'] ? $text['label-yes'] : $text['label-no'];
				$value = $app_settings['filesystem_maintenance'][$domain_uuid]['domain_setting_value'];
				echo "<td>$enabled</td>";
				echo "<td>$value</td>";
			} else {
				echo "<td>&nbsp;</td>";
				echo "<td>&nbsp;</td>";
			}
			echo "</tr>";
		}
	}
}
echo "			</table>";
echo "		</div>";
echo "		<input type='hidden' name='".$token['name']."' value='".$token['hash']."'>";
echo "	</form>";
echo "</div>";

//include the footer
require_once dirname(__DIR__, 2) . '/resources/footer.php';