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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
<?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/>.

/**
 * Customfields textarea plugin
 *
 * @package   customfield_textarea
 * @copyright 2018 Daniel Neis Araujo <daniel@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

namespace customfield_textarea;

defined('MOODLE_INTERNAL') || die;

/**
 * Class data
 *
 * @package customfield_textarea
 * @copyright 2018 Daniel Neis Araujo <daniel@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class data_controller extends \core_customfield\data_controller {

    /**
     * Return the name of the field where the information is stored
     * @return string
     */
    public function datafield() : string {
        return 'value';
    }

    /**
     * Options for the editor
     *
     * @return array
     */
    protected function value_editor_options() {
        /** @var field_controller $field */
        $field = $this->get_field();
        return $field->value_editor_options($this->get('id') ? $this->get_context() : null);
    }

    /**
     * Returns the name of the field to be used on HTML forms.
     *
     * @return string
     */
    public function get_form_element_name() : string {
        return parent::get_form_element_name() . '_editor';
    }

    /**
     * Add fields for editing a textarea field.
     *
     * @param \MoodleQuickForm $mform
     */
    public function instance_form_definition(\MoodleQuickForm $mform) {
        $field = $this->get_field();
        $desceditoroptions = $this->value_editor_options();
        $elementname = $this->get_form_element_name();
        $mform->addElement('editor', $elementname, $this->get_field()->get_formatted_name(), null, $desceditoroptions);
        if ($field->get_configdata_property('required')) {
            $mform->addRule($elementname, null, 'required', null, 'client');
        }
    }

    /**
     * Saves the data coming from form
     *
     * @param \stdClass $datanew data coming from the form
     */
    public function instance_form_save(\stdClass $datanew) {
        $fieldname = $this->get_form_element_name();
        if (!property_exists($datanew, $fieldname)) {
            return;
        }
        $fromform = $datanew->$fieldname;

        if (!$this->get('id')) {
            $this->data->set('value', '');
            $this->data->set('valueformat', FORMAT_MOODLE);
            $this->save();
        }

        if (array_key_exists('text', $fromform)) {
            $textoptions = $this->value_editor_options();
            $data = (object) ['field_editor' => $fromform];
            $data = file_postupdate_standard_editor($data, 'field', $textoptions, $textoptions['context'],
                'customfield_textarea', 'value', $this->get('id'));
            $this->data->set('value', $data->field);
            $this->data->set('valueformat', $data->fieldformat);

            $this->save();
        }
    }

    /**
     * Prepares the custom field data related to the object to pass to mform->set_data() and adds them to it
     *
     * This function must be called before calling $form->set_data($object);
     *
     * @param \stdClass $instance the entity that has custom fields, if 'id' attribute is present the custom
     *    fields for this entity will be added, otherwise the default values will be added.
     */
    public function instance_form_before_set_data(\stdClass $instance) {
        $textoptions = $this->value_editor_options();
        if ($this->get('id')) {
            $text = $this->get('value');
            $format = $this->get('valueformat');
            $temp = (object)['field' => $text, 'fieldformat' => $format];
            file_prepare_standard_editor($temp, 'field', $textoptions, $textoptions['context'], 'customfield_textarea',
                'value', $this->get('id'));
            $value = $temp->field_editor;
        } else {
            $text = $this->get_field()->get_configdata_property('defaultvalue');
            $format = $this->get_field()->get_configdata_property('defaultvalueformat');
            $temp = (object)['field' => $text, 'fieldformat' => $format];
            file_prepare_standard_editor($temp, 'field', $textoptions, $textoptions['context'], 'customfield_textarea',
                'defaultvalue', $this->get_field()->get('id'));
            $value = $temp->field_editor;
        }
        $instance->{$this->get_form_element_name()} = $value;
    }

    /**
> * Checks if the value is empty, overriding the base method to ensure it's the "text" element of our value being compared * Delete data > * * > * @param mixed $value * @return bool > * @return bool */ > */ public function delete() { > protected function is_empty($value): bool { get_file_storage()->delete_area_files($this->get('contextid'), 'customfield_textarea', > if (is_array($value)) { 'value', $this->get('id')); > $value = $value['text']; return parent::delete(); > } } > return html_is_blank($value); > } /** > * Returns the default value as it would be stored in the database (not in human-readable format). > /** * > * Checks if the value is unique, overriding the base method to ensure it's the "text" element of our value being compared * @return mixed > * */ > * @param mixed $value public function get_default_value() { > * @return bool return $this->get_field()->get_configdata_property('defaultvalue'); > */ } > protected function is_unique($value): bool { > return parent::is_unique($value['text']); /** > } * Returns value in a human-readable format > * > /**
* @return mixed|null value or null if empty */ public function export_value() { global $CFG; require_once($CFG->libdir . '/filelib.php'); $value = $this->get_value();
< if ($this->is_empty($value)) { < return null; < }
if ($dataid = $this->get('id')) { $context = $this->get_context(); $processed = file_rewrite_pluginfile_urls($value, 'pluginfile.php', $context->id, 'customfield_textarea', 'value', $dataid); $value = format_text($processed, $this->get('valueformat'), ['context' => $context]); } else { $fieldid = $this->get_field()->get('id'); $configcontext = $this->get_field()->get_handler()->get_configuration_context(); $processed = file_rewrite_pluginfile_urls($value, 'pluginfile.php', $configcontext->id, 'customfield_textarea', 'defaultvalue', $fieldid); $valueformat = $this->get_field()->get_configdata_property('defaultvalueformat'); $value = format_text($processed, $valueformat, ['context' => $configcontext]); } return $value; } }