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<?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/>.
/**
* Defines the renderer base class for question behaviours.
*
* @package moodlecore
* @subpackage questionbehaviours
* @copyright 2009 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Renderer base class for question behaviours.
*
* The methods in this class are mostly called from {@link core_question_renderer}
* which coordinates the overall output of questions.
*
* @copyright 2009 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
abstract class qbehaviour_renderer extends plugin_renderer_base {
/**
* Generate some HTML (which may be blank) that appears in the question
* formulation area, afer the question type generated output.
*
* For example.
* immediatefeedback and interactive mode use this to show the Submit button,
* and CBM use this to display the certainty choices.
*
* @param question_attempt $qa a question attempt.
* @param question_display_options $options controls what should and should not be displayed.
* @return string HTML fragment.
*/
public function controls(question_attempt $qa, question_display_options $options) {
return '';
}
/**
* Generate some HTML (which may be blank) that appears in the outcome area,
* after the question-type generated output.
*
* For example, the CBM models use this to display an explanation of the score
* adjustment that was made based on the certainty selected.
*
* @param question_attempt $qa a question attempt.
* @param question_display_options $options controls what should and should not be displayed.
* @return string HTML fragment.
*/
public function feedback(question_attempt $qa, question_display_options $options) {
return '';
}
public function manual_comment_fields(question_attempt $qa, question_display_options $options) {
global $CFG;
require_once($CFG->dirroot.'/lib/filelib.php');
require_once($CFG->dirroot.'/repository/lib.php');
$inputname = $qa->get_behaviour_field_name('comment');
$id = $inputname . '_id';
list($commenttext, $commentformat, $commentstep) = $qa->get_current_manual_comment();
$editor = editors_get_preferred_editor($commentformat);
$strformats = format_text_menu();
$formats = $editor->get_supported_formats();
foreach ($formats as $fid) {
$formats[$fid] = $strformats[$fid];
}
$draftitemareainputname = $qa->get_behaviour_field_name('comment:itemid');
$draftitemid = optional_param($draftitemareainputname, false, PARAM_INT);
if (!$draftitemid && $commentstep === null) {
$commenttext = '';
$draftitemid = file_get_unused_draft_itemid();
} else if (!$draftitemid) {
list($draftitemid, $commenttext) = $commentstep->prepare_response_files_draft_itemid_with_text(
'bf_comment', $options->context->id, $commenttext);
}
$editor->set_text($commenttext);
$editor->use_editor($id, question_utils::get_editor_options($options->context),
question_utils::get_filepicker_options($options->context, $draftitemid));
$commenteditor = html_writer::tag('div', html_writer::tag('textarea', s($commenttext),
array('id' => $id, 'name' => $inputname, 'rows' => 10, 'cols' => 60)));
$attributes = ['type' => 'hidden', 'name' => $draftitemareainputname, 'value' => $draftitemid];
$commenteditor .= html_writer::empty_tag('input', $attributes);
$editorformat = '';
if (count($formats) == 1) {
reset($formats);
$editorformat .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => $inputname . 'format', 'value' => key($formats)));
} else {
$editorformat = html_writer::start_tag('div', array('class' => 'fitem'));
$editorformat .= html_writer::start_tag('div', array('class' => 'fitemtitle'));
$editorformat .= html_writer::tag('label', get_string('format'), array('for'=>'menu'.$inputname.'format'));
$editorformat .= html_writer::end_tag('div');
$editorformat .= html_writer::start_tag('div', array('class' => 'felement fhtmleditor'));
$editorformat .= html_writer::select($formats, $inputname.'format', $commentformat, '');
$editorformat .= html_writer::end_tag('div');
$editorformat .= html_writer::end_tag('div');
}
$comment = html_writer::tag('div', html_writer::tag('div',
html_writer::tag('label', get_string('comment', 'question'),
array('for' => $id)), array('class' => 'fitemtitle')) .
html_writer::tag('div', $commenteditor, array('class' => 'felement fhtmleditor', 'data-fieldtype' => "editor")),
array('class' => 'fitem'));
$comment .= $editorformat;
$mark = '';
if ($qa->get_max_mark()) {
$currentmark = $qa->get_current_manual_mark();
$maxmark = $qa->get_max_mark();
$fieldsize = strlen($qa->format_max_mark($options->markdp)) - 1;
$markfield = $qa->get_behaviour_field_name('mark');
$attributes = array(
'type' => 'text',
'size' => $fieldsize,
'name' => $markfield,
'id'=> $markfield
);
if (!is_null($currentmark)) {
$attributes['value'] = $currentmark;
}
$markrange = html_writer::empty_tag('input', array(
'type' => 'hidden',
'name' => $qa->get_behaviour_field_name('maxmark'),
'value' => $maxmark,
)) . html_writer::empty_tag('input', array(
'type' => 'hidden',
'name' => $qa->get_control_field_name('minfraction'),
'value' => $qa->get_min_fraction(),
)) . html_writer::empty_tag('input', array(
'type' => 'hidden',
'name' => $qa->get_control_field_name('maxfraction'),
'value' => $qa->get_max_fraction(),
));
$error = $qa->validate_manual_mark($currentmark);
$errorclass = '';
if ($error !== '') {
$erroclass = ' error';
$error = html_writer::tag('span', $error,
array('class' => 'error')) . html_writer::empty_tag('br');
}
$a = new stdClass();
$a->max = $qa->format_max_mark($options->markdp);
$a->mark = html_writer::empty_tag('input', $attributes);
$mark = html_writer::tag('div', html_writer::tag('div',
html_writer::tag('label', get_string('mark', 'question'),
array('for' => $markfield)),
array('class' => 'fitemtitle')) .
html_writer::tag('div', $error . get_string('xoutofmax', 'question', $a) .
$markrange, array('class' => 'felement ftext' . $errorclass)
), array('class' => 'fitem'));
}
return html_writer::tag('fieldset', html_writer::tag('div', $comment . $mark,
array('class' => 'fcontainer clearfix')), array('class' => 'hidden'));
}
public function manual_comment_view(question_attempt $qa, question_display_options $options) {
$output = '';
if ($qa->has_manual_comment()) {
$output .= get_string('commentx', 'question', $qa->get_behaviour()->format_comment(null, null, $options->context));
}
if ($options->manualcommentlink) {
$url = new moodle_url($options->manualcommentlink, array('slot' => $qa->get_slot()));
$link = $this->output->action_link($url, get_string('commentormark', 'question'),
new popup_action('click', $url, 'commentquestion',
array('width' => 600, 'height' => 800)));
$output .= html_writer::tag('div', $link, array('class' => 'commentlink'));
}
return $output;
}
/**
* Display the manual comment, and a link to edit it, if appropriate.
*
* @param question_attempt $qa a question attempt.
* @param question_display_options $options controls what should and should not be displayed.
* @return string HTML fragment.
*/
public function manual_comment(question_attempt $qa, question_display_options $options) {
if ($options->manualcomment == question_display_options::EDITABLE) {
return $this->manual_comment_fields($qa, $options);
} else if ($options->manualcomment == question_display_options::VISIBLE) {
return $this->manual_comment_view($qa, $options);
} else {
return '';
}
}
/**
* Several behaviours need a submit button, so put the common code here.
* The button is disabled if the question is displayed read-only.
* @param question_display_options $options controls what should and should not be displayed.
* @return string HTML fragment.
*/
protected function submit_button(question_attempt $qa, question_display_options $options) {
if (!$qa->get_state()->is_active()) {
return '';
}
$attributes = array(
'type' => 'submit',
'id' => $qa->get_behaviour_field_name('submit'),
'name' => $qa->get_behaviour_field_name('submit'),
'value' => get_string('check', 'question'),
'class' => 'submit btn btn-secondary',
);
if ($options->readonly) {
$attributes['disabled'] = 'disabled';
}
$output = html_writer::empty_tag('input', $attributes);
if (!$options->readonly) {
$this->page->requires->js_init_call('M.core_question_engine.init_submit_button',
array($attributes['id'], $qa->get_slot()));
}
return $output;
}
/**
* Return any HTML that needs to be included in the page's <head> when
* questions using this model are used.
* @param $qa the question attempt that will be displayed on the page.
* @return string HTML fragment.
*/
public function head_code(question_attempt $qa) {
return '';
}
/**
* Generate the display of the marks for this question.
* @param question_attempt $qa the question attempt to display.
* @param core_question_renderer $qoutput the renderer for standard parts of questions.
* @param question_display_options $options controls what should and should not be displayed.
* @return HTML fragment.
*/
public function mark_summary(question_attempt $qa, core_question_renderer $qoutput,
question_display_options $options) {
return $qoutput->standard_mark_summary($qa, $this, $options);
}
/**
* Generate the display of the available marks for this question.
* @param question_attempt $qa the question attempt to display.
* @param core_question_renderer $qoutput the renderer for standard parts of questions.
* @param question_display_options $options controls what should and should not be displayed.
* @return HTML fragment.
*/
public function marked_out_of_max(question_attempt $qa, core_question_renderer $qoutput,
question_display_options $options) {
return $qoutput->standard_marked_out_of_max($qa, $options);
}
/**
* Generate the display of the marks for this question out of the available marks.
* @param question_attempt $qa the question attempt to display.
* @param core_question_renderer $qoutput the renderer for standard parts of questions.
* @param question_display_options $options controls what should and should not be displayed.
* @return HTML fragment.
*/
public function mark_out_of_max(question_attempt $qa, core_question_renderer $qoutput,
question_display_options $options) {
return $qoutput->standard_mark_out_of_max($qa, $options);
}
}