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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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* Question behaviour for questions that can only be graded manually.
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*
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* @package qbehaviour
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* @subpackage manualgraded
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* @copyright 2009 The Open University
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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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defined('MOODLE_INTERNAL') || die();
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/**
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* Question behaviour for questions that can only be graded manually.
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*
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* The student enters their response during the attempt, and it is saved. Later,
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* when the whole attempt is finished, the attempt goes into the NEEDS_GRADING
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* state, and the teacher must grade it manually.
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*
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* @copyright 2009 The Open University
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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 qbehaviour_manualgraded extends question_behaviour_with_save {
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public function is_compatible_question(question_definition $question) {
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return $question instanceof question_with_responses;
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}
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public function adjust_display_options(question_display_options $options) {
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parent::adjust_display_options($options);
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if ($this->qa->get_state()->is_finished()) {
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// Hide all feedback except genfeedback and manualcomment.
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$save = clone($options);
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$options->hide_all_feedback();
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$options->generalfeedback = $save->generalfeedback;
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$options->manualcomment = $save->manualcomment;
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}
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}
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public function process_action(question_attempt_pending_step $pendingstep) {
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if ($pendingstep->has_behaviour_var('comment')) {
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return $this->process_comment($pendingstep);
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} else if ($pendingstep->has_behaviour_var('finish')) {
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return $this->process_finish($pendingstep);
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} else {
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return $this->process_save($pendingstep);
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}
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}
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/**
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* Like the parent method, except that when a response is gradable, but not
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* completely, we move it to the invalid state.
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* @param question_attempt_pending_step $pendingstep a partially initialised step
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* containing all the information about the action that is being performed.
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* @return bool either {@link question_attempt::KEEP} or {@link question_attempt::DISCARD}
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*/
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public function process_save(question_attempt_pending_step $pendingstep) {
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if ($this->qa->get_state()->is_finished()) {
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return question_attempt::DISCARD;
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} else if (!$this->qa->get_state()->is_active()) {
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throw new coding_exception('Question is not active, cannot process_actions.');
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}
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if ($this->is_same_response($pendingstep)) {
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return question_attempt::DISCARD;
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}
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if ($this->is_complete_response($pendingstep)) {
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$pendingstep->set_state(question_state::$complete);
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} else if ($this->question->is_gradable_response($pendingstep->get_qt_data())) {
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$pendingstep->set_state(question_state::$invalid);
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} else {
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$pendingstep->set_state(question_state::$todo);
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}
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return question_attempt::KEEP;
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}
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public function summarise_action(question_attempt_step $step) {
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if ($step->has_behaviour_var('comment')) {
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return $this->summarise_manual_comment($step);
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} else if ($step->has_behaviour_var('finish')) {
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return $this->summarise_finish($step);
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} else {
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return $this->summarise_save($step);
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}
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}
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public function process_finish(question_attempt_pending_step $pendingstep) {
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if ($this->qa->get_state()->is_finished()) {
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return question_attempt::DISCARD;
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}
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$response = $this->qa->get_last_step()->get_qt_data();
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if (!$this->question->is_gradable_response($response)) {
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$pendingstep->set_state(question_state::$gaveup);
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} else {
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$pendingstep->set_state(question_state::$needsgrading);
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}
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$pendingstep->set_new_response_summary($this->question->summarise_response($response));
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return question_attempt::KEEP;
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}
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}
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