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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>.
declare(strict_types=1);
namespace core_reportbuilder\external;
use renderer_base;
use core\external\exporter;
use core_reportbuilder\datasource;
use core_reportbuilder\table\custom_report_table_view;
/**
* Custom report data exporter class
*
* @package core_reportbuilder
* @copyright 2022 Paul Holden <paulh@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class custom_report_data_exporter extends exporter {
/**
* Return a list of objects that are related to the exporter
*
* @return array
*/
protected static function define_related(): array {
return [
'report' => datasource::class,
'page' => 'int',
'perpage' => 'int',
];
}
/**
* Return the list of additional properties for read structure and export
*
* @return array[]
*/
protected static function define_other_properties(): array {
return [
'headers' => [
'type' => PARAM_RAW,
'multiple' => true,
],
'rows' => [
'type' => [
'columns' => [
'type' => PARAM_RAW,
'null' => NULL_ALLOWED,
'multiple' => true,
],
],
'multiple' => true,
],
'totalrowcount' => ['type' => PARAM_INT],
];
}
/**
* Get the additional values to inject while exporting
*
* @param renderer_base $output
* @return array
*/
protected function get_other_values(renderer_base $output): array {
global $DB;
/** @var datasource $report */
$report = $this->related['report'];
$table = custom_report_table_view::create($report->get_report_persistent()->get('id'));
$table->setup();
// Internally the current page is zero-based, but this method expects value plus one.
$table->set_page_number($this->related['page'] + 1);
$table->query_db($this->related['perpage'], false);
$tablerows = [];
foreach ($table->rawdata as $record) {
$tablerows[] = [
'columns' => array_values($table->format_row($record)),
];
}
$table->close_recordset();
return [
'headers' => $table->headers,
'rows' => $tablerows,
'totalrowcount' => $DB->count_records_sql($table->countsql, $table->countparams),
];
}
}
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