Proyectos de Subversion Moodle

<?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\persistent;

use core\external\persistent_exporter;

use core_reportbuilder\manager;

use core_reportbuilder\datasource;

use core_reportbuilder\form\filter as form_filter;

use core_reportbuilder\local\models\report;

use core_reportbuilder\table\custom_report_table;

use core_reportbuilder\table\custom_report_table_filterset;

use core_reportbuilder\table\custom_report_table_view;

use core_reportbuilder\table\custom_report_table_view_filterset;

use core_table\local\filter\integer_filter;

/**

 * Custom report exporter class

 *

 * @package     core_reportbuilder

 * @copyright   2021 David Matamoros <davidmc@moodle.com>

 * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class custom_report_exporter extends persistent_exporter {

    /** @var report The persistent object we will export. */

    protected $persistent = null;

    /** @var bool */

    protected $editmode;

    /** @var string */

    protected $download;

    /**

     * report_exporter constructor.

     *

     * @param persistent $persistent

     * @param array $related

     * @param bool $editmode

     * @param string $download

     */

    public function __construct(persistent $persistent, array $related = [], bool $editmode = true, string $download = '') {

        parent::__construct($persistent, $related);

        $this->editmode = $editmode;

        $this->download = $download;

    }

    /**

     * Return the name of the class we are exporting

     *

     * @return string

     */

    protected static function define_class(): string {

        return report::class;

    }

    /**

     * Return a list of objects that are related to the persistent

     *

     * @return array

     */

    protected static function define_related(): array {

        return [

            'pagesize' => 'int?',

        ];

    }

    /**

     * Return a list of additional properties used only for display

     *

     * @return array

     */

    protected static function define_other_properties(): array {

        return [

            'table' => ['type' => PARAM_RAW],

            'filtersapplied' => ['type' => PARAM_INT],

            'filterspresent' => ['type' => PARAM_BOOL],

            'filtersform' => ['type' => PARAM_RAW],

            'attributes' => [

                'type' => [

                    'name' => ['type' => PARAM_TEXT],

                    'value' => ['type' => PARAM_TEXT]

                ],

                'multiple' => true,

            ],

            'classes' => ['type' => PARAM_TEXT],

            'editmode' => ['type' => PARAM_BOOL],

            'sidebarmenucards' => [

                'type' => custom_report_column_cards_exporter::read_properties_definition(),

                'optional' => true,

            ],

            'conditions' => [

                'type' => custom_report_conditions_exporter::read_properties_definition(),

                'optional' => true,

            ],

            'filters' => [

                'type' => custom_report_filters_exporter::read_properties_definition(),

                'optional' => true,

            ],

            'sorting' => [

                'type' => custom_report_columns_sorting_exporter::read_properties_definition(),

                'optional' => true,

            ],

            'cardview' => [

                'type' => custom_report_card_view_exporter::read_properties_definition(),

                'optional' => true,

            ],

            'javascript' => ['type' => PARAM_RAW],

        ];

    }

    /**

     * Get additional values to inject while exporting

     *

     * @param renderer_base $output

     * @return array

     */

    protected function get_other_values(renderer_base $output): array {

        /** @var datasource $report */

        $report = manager::get_report_from_persistent($this->persistent);

        $filterspresent = false;

        $filtersform = '';

        $attributes = [];

        if ($this->editmode) {

            $table = custom_report_table::create($this->persistent->get('id'));

            $table->set_filterset(new custom_report_table_filterset());

        } else {

            // We store the pagesize within the table filterset so that it's available between AJAX requests.

            $filterset = new custom_report_table_view_filterset();

            $filterset->add_filter(new integer_filter('pagesize', null, [$this->related['pagesize']]));

            $table = custom_report_table_view::create($this->persistent->get('id'), $this->download);

            $table->set_filterset($filterset);

            // Generate filters form if report contains any filters.

            $filterspresent = !empty($report->get_active_filters());

            if ($filterspresent && empty($this->download)) {

                $filtersform = $this->generate_filters_form()->render();

            }

            // Get the report classes and attributes.

            $reportattributes = $report->get_attributes();

            if (isset($reportattributes['class'])) {

                $classes = $reportattributes['class'];

                unset($reportattributes['class']);

            }

            $attributes = array_map(static function($key, $value): array {

                return ['name' => $key, 'value' => $value];

            }, array_keys($reportattributes), $reportattributes);

        }

        // If we are editing we need all this information for the template.

        $editordata = [];

        if ($this->editmode) {

            $menucardsexporter = new custom_report_column_cards_exporter(null, ['report' => $report]);

            $editordata['sidebarmenucards'] = (array) $menucardsexporter->export($output);

            $conditionsexporter = new custom_report_conditions_exporter(null, ['report' => $report]);

            $editordata['conditions'] = (array) $conditionsexporter->export($output);

            $filtersexporter = new custom_report_filters_exporter(null, ['report' => $report]);

            $editordata['filters'] = (array) $filtersexporter->export($output);

            $sortingexporter = new custom_report_columns_sorting_exporter(null, ['report' => $report]);

            $editordata['sorting'] = (array) $sortingexporter->export($output);

            $cardviewexporter = new custom_report_card_view_exporter(null, ['report' => $report]);

            $editordata['cardview'] = (array) $cardviewexporter->export($output);

        }

        return [

            'table' => $output->render($table),

            'filtersapplied' => $report->get_applied_filter_count(),

            'filterspresent' => $filterspresent,

            'filtersform' => $filtersform,

            'attributes' => $attributes,

            'classes' => $classes ?? '',

            'editmode' => $this->editmode,

            'javascript' => '',

        ] + $editordata;

    }

    /**

     * Generate filters form for the report

     *

     * @return form_filter

     */

    private function generate_filters_form(): form_filter {

        $filtersform = new form_filter(null, null, 'post', '', [], true, [

            'reportid' => $this->persistent->get('id'),

            'parameters' => json_encode([]),

        ]);

        $filtersform->set_data_for_dynamic_submission();

        return $filtersform;

    }

}