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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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declare(strict_types=1);
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namespace core_reportbuilder\external;
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use renderer_base;
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use core\external\exporter;
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use core_reportbuilder\datasource;
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use core_reportbuilder\table\custom_report_table_view;
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/**
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* Custom report data exporter class
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*
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* @package core_reportbuilder
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* @copyright 2022 Paul Holden <paulh@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class custom_report_data_exporter extends exporter {
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/**
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* Return a list of objects that are related to the exporter
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*
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* @return array
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*/
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protected static function define_related(): array {
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return [
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'report' => datasource::class,
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'page' => 'int',
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'perpage' => 'int',
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];
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}
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/**
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* Return the list of additional properties for read structure and export
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*
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* @return array[]
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*/
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protected static function define_other_properties(): array {
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return [
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'headers' => [
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'type' => PARAM_RAW,
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'multiple' => true,
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],
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'rows' => [
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'type' => [
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'columns' => [
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'type' => PARAM_RAW,
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'null' => NULL_ALLOWED,
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'multiple' => true,
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],
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],
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'multiple' => true,
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],
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'totalrowcount' => ['type' => PARAM_INT],
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];
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}
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/**
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* Get the additional values to inject while exporting
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*
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* @param renderer_base $output
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* @return array
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*/
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protected function get_other_values(renderer_base $output): array {
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global $DB;
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/** @var datasource $report */
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$report = $this->related['report'];
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$table = custom_report_table_view::create($report->get_report_persistent()->get('id'));
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$table->setup();
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// Internally the current page is zero-based, but this method expects value plus one.
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$table->set_page_number($this->related['page'] + 1);
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$table->query_db($this->related['perpage'], false);
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$tablerows = [];
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foreach ($table->rawdata as $record) {
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$tablerows[] = [
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'columns' => array_values($table->format_row($record)),
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];
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}
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$table->close_recordset();
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return [
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'headers' => $table->headers,
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'rows' => $tablerows,
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'totalrowcount' => $DB->count_records_sql($table->countsql, $table->countparams),
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];
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}
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}
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