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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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/**
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* Radio input form element.
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*
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* @package core_form
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* @category test
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* @copyright 2013 David Monllaó
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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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// NOTE: no MOODLE_INTERNAL test here, this file may be required by behat before including /config.php.
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require_once(__DIR__ . '/behat_form_checkbox.php');
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/**
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* Radio input form field.
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*
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* Extends behat_form_checkbox as the set_value() behaviour
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* is the same and it behaves closer to a checkbox than to
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* a text field.
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*
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* This form field type can be added to forms as any other
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* moodle form element, but it does not make sense without
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* a group of radio inputs, so is hard to find it alone and
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* detect it by behat_field_manager::get_form_field(), where is useful
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* is when the default behat_form_field class is being used, it
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* finds a input[type=radio] and it delegates set_value() and
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* get_value() to behat_form_radio.
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*
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* @package core_form
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* @category test
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* @copyright 2013 David Monllaó
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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 behat_form_radio extends behat_form_checkbox {
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/**
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* Returns the radio input value attribute.
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*
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* Here we can not extend behat_form_checkbox because
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* isChecked() does internally a (bool)getValue() and
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* it is not good for radio buttons.
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*
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* @return string The value attribute
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*/
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public function get_value() {
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return $this->field->isSelected();
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}
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/**
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* Sets the value of a radio
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*
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* Partially overwriting behat_form_checkbox
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* implementation as when JS is disabled we
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* can not check() and we should use setValue()
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*
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* @param string $value
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* @return void
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*/
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public function set_value($value) {
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if ($this->running_javascript()) {
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// Check on radio button.
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$this->field->click();
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// Trigger the onchange event as triggered when 'selecting' the radio.
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if (!empty($value) && !$this->field->isSelected()) {
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$this->trigger_on_change();
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}
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} else {
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// BrowserKit does not accept a check nor a click in an input[type=radio].
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$this->field->setValue($this->field->getAttribute('value'));
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}
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}
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}
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