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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/>.

/**
 * Defines the renderer for the quiz module.
 *
 * @package   mod_quiz
 * @copyright 2011 The Open University
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */


defined('MOODLE_INTERNAL') || die();


/**
 * The renderer for the quiz module.
 *
 * @copyright  2011 The Open University
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class mod_quiz_renderer extends plugin_renderer_base {
    /**
     * Builds the review page
     *
     * @param quiz_attempt $attemptobj an instance of quiz_attempt.
     * @param array $slots an array of intgers relating to questions.
     * @param int $page the current page number
     * @param bool $showall whether to show entire attempt on one page.
     * @param bool $lastpage if true the current page is the last page.
     * @param mod_quiz_display_options $displayoptions instance of mod_quiz_display_options.
     * @param array $summarydata contains all table data
     * @return $output containing html data.
     */
    public function review_page(quiz_attempt $attemptobj, $slots, $page, $showall,
                                $lastpage, mod_quiz_display_options $displayoptions,
                                $summarydata) {

        $output = '';
        $output .= $this->header();
        $output .= $this->review_summary_table($summarydata, $page);
        $output .= $this->review_form($page, $showall, $displayoptions,
                $this->questions($attemptobj, true, $slots, $page, $showall, $displayoptions),
                $attemptobj);

        $output .= $this->review_next_navigation($attemptobj, $page, $lastpage, $showall);
        $output .= $this->footer();
        return $output;
    }

    /**
     * Renders the review question pop-up.
     *
     * @param quiz_attempt $attemptobj an instance of quiz_attempt.
     * @param int $slot which question to display.
     * @param int $seq which step of the question attempt to show. null = latest.
     * @param mod_quiz_display_options $displayoptions instance of mod_quiz_display_options.
     * @param array $summarydata contains all table data
     * @return $output containing html data.
     */
    public function review_question_page(quiz_attempt $attemptobj, $slot, $seq,
            mod_quiz_display_options $displayoptions, $summarydata) {

        $output = '';
        $output .= $this->header();
        $output .= $this->review_summary_table($summarydata, 0);

        if (!is_null($seq)) {
            $output .= $attemptobj->render_question_at_step($slot, $seq, true, $this);
        } else {
            $output .= $attemptobj->render_question($slot, true, $this);
        }

        $output .= $this->close_window_button();
        $output .= $this->footer();
        return $output;
    }

    /**
     * Renders the review question pop-up.
     *
     * @param quiz_attempt $attemptobj an instance of quiz_attempt.
     * @param string $message Why the review is not allowed.
     * @return string html to output.
     */
    public function review_question_not_allowed(quiz_attempt $attemptobj, $message) {
        $output = '';
        $output .= $this->header();
        $output .= $this->heading(format_string($attemptobj->get_quiz_name(), true,
                                  array("context" => $attemptobj->get_quizobj()->get_context())));
        $output .= $this->notification($message);
        $output .= $this->close_window_button();
        $output .= $this->footer();
        return $output;
    }

    /**
     * Filters the summarydata array.
     *
     * @param array $summarydata contains row data for table
     * @param int $page the current page number
     * @return $summarydata containing filtered row data
     */
    protected function filter_review_summary_table($summarydata, $page) {
        if ($page == 0) {
            return $summarydata;
        }

        // Only show some of summary table on subsequent pages.
        foreach ($summarydata as $key => $rowdata) {
            if (!in_array($key, array('user', 'attemptlist'))) {
                unset($summarydata[$key]);
            }
        }

        return $summarydata;
    }

    /**
     * Outputs the table containing data from summary data array
     *
     * @param array $summarydata contains row data for table
     * @param int $page contains the current page number
     */
    public function review_summary_table($summarydata, $page) {
        $summarydata = $this->filter_review_summary_table($summarydata, $page);
        if (empty($summarydata)) {
            return '';
        }

        $output = '';
        $output .= html_writer::start_tag('table', array(
                'class' => 'generaltable generalbox quizreviewsummary'));
        $output .= html_writer::start_tag('tbody');
        foreach ($summarydata as $rowdata) {
            if ($rowdata['title'] instanceof renderable) {
                $title = $this->render($rowdata['title']);
            } else {
                $title = $rowdata['title'];
            }

            if ($rowdata['content'] instanceof renderable) {
                $content = $this->render($rowdata['content']);
            } else {
                $content = $rowdata['content'];
            }

            $output .= html_writer::tag('tr',
                html_writer::tag('th', $title, array('class' => 'cell', 'scope' => 'row')) .
                        html_writer::tag('td', $content, array('class' => 'cell'))
            );
        }

        $output .= html_writer::end_tag('tbody');
        $output .= html_writer::end_tag('table');
        return $output;
    }

    /**
     * Renders each question
     *
     * @param quiz_attempt $attemptobj instance of quiz_attempt
     * @param bool $reviewing
     * @param array $slots array of intgers relating to questions
     * @param int $page current page number
     * @param bool $showall if true shows attempt on single page
     * @param mod_quiz_display_options $displayoptions instance of mod_quiz_display_options
     */
    public function questions(quiz_attempt $attemptobj, $reviewing, $slots, $page, $showall,
                              mod_quiz_display_options $displayoptions) {
        $output = '';
        foreach ($slots as $slot) {
            $output .= $attemptobj->render_question($slot, $reviewing, $this,
                    $attemptobj->review_url($slot, $page, $showall));
        }
        return $output;
    }

    /**
     * Renders the main bit of the review page.
     *
     * @param array $summarydata contain row data for table
     * @param int $page current page number
     * @param mod_quiz_display_options $displayoptions instance of mod_quiz_display_options
     * @param $content contains each question
     * @param quiz_attempt $attemptobj instance of quiz_attempt
     * @param bool $showall if true display attempt on one page
     */
    public function review_form($page, $showall, $displayoptions, $content, $attemptobj) {
        if ($displayoptions->flags != question_display_options::EDITABLE) {
            return $content;
        }

        $this->page->requires->js_init_call('M.mod_quiz.init_review_form', null, false,
                quiz_get_js_module());

        $output = '';
        $output .= html_writer::start_tag('form', array('action' => $attemptobj->review_url(null,
                $page, $showall), 'method' => 'post', 'class' => 'questionflagsaveform'));
        $output .= html_writer::start_tag('div');
        $output .= $content;
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey',
                'value' => sesskey()));
        $output .= html_writer::start_tag('div', array('class' => 'submitbtns'));
        $output .= html_writer::empty_tag('input', array('type' => 'submit',
                'class' => 'questionflagsavebutton btn btn-secondary', 'name' => 'savingflags',
                'value' => get_string('saveflags', 'question')));
        $output .= html_writer::end_tag('div');
        $output .= html_writer::end_tag('div');
        $output .= html_writer::end_tag('form');

        return $output;
    }

    /**
     * Returns either a liink or button
     *
     * @param quiz_attempt $attemptobj instance of quiz_attempt
     */
    public function finish_review_link(quiz_attempt $attemptobj) {
        $url = $attemptobj->view_url();

        if ($attemptobj->get_access_manager(time())->attempt_must_be_in_popup()) {
            $this->page->requires->js_init_call('M.mod_quiz.secure_window.init_close_button',
                    array($url), false, quiz_get_js_module());
            return html_writer::empty_tag('input', array('type' => 'button',
                    'value' => get_string('finishreview', 'quiz'),
                    'id' => 'secureclosebutton',
                    'class' => 'mod_quiz-next-nav btn btn-primary'));

        } else {
            return html_writer::link($url, get_string('finishreview', 'quiz'),
                    array('class' => 'mod_quiz-next-nav'));
        }
    }

    /**
     * Creates the navigation links/buttons at the bottom of the reivew attempt page.
     *
     * Note, the name of this function is no longer accurate, but when the design
     * changed, it was decided to keep the old name for backwards compatibility.
     *
     * @param quiz_attempt $attemptobj instance of quiz_attempt
     * @param int $page the current page
     * @param bool $lastpage if true current page is the last page
     * @param bool|null $showall if true, the URL will be to review the entire attempt on one page,
     *      and $page will be ignored. If null, a sensible default will be chosen.
     *
     * @return string HTML fragment.
     */
    public function review_next_navigation(quiz_attempt $attemptobj, $page, $lastpage, $showall = null) {
        $nav = '';
        if ($page > 0) {
            $nav .= link_arrow_left(get_string('navigateprevious', 'quiz'),
                    $attemptobj->review_url(null, $page - 1, $showall), false, 'mod_quiz-prev-nav');
        }
        if ($lastpage) {
            $nav .= $this->finish_review_link($attemptobj);
        } else {
            $nav .= link_arrow_right(get_string('navigatenext', 'quiz'),
                    $attemptobj->review_url(null, $page + 1, $showall), false, 'mod_quiz-next-nav');
        }
        return html_writer::tag('div', $nav, array('class' => 'submitbtns'));
    }

    /**
     * Return the HTML of the quiz timer.
     * @return string HTML content.
     */
    public function countdown_timer(quiz_attempt $attemptobj, $timenow) {

        $timeleft = $attemptobj->get_time_left_display($timenow);
        if ($timeleft !== false) {
            $ispreview = $attemptobj->is_preview();
            $timerstartvalue = $timeleft;
            if (!$ispreview) {
                // Make sure the timer starts just above zero. If $timeleft was <= 0, then
                // this will just have the effect of causing the quiz to be submitted immediately.
                $timerstartvalue = max($timerstartvalue, 1);
            }
            $this->initialise_timer($timerstartvalue, $ispreview);
        }


        return $this->output->render_from_template('mod_quiz/timer', (object)[]);
    }

    /**
     * Create a preview link
     *
     * @param moodle_url $url contains a url to the given page
     */
    public function restart_preview_button($url) {
        return $this->single_button($url, get_string('startnewpreview', 'quiz'));
    }

    /**
     * Outputs the navigation block panel
     *
     * @param quiz_nav_panel_base $panel instance of quiz_nav_panel_base
     */
    public function navigation_panel(quiz_nav_panel_base $panel) {

        $output = '';
        $userpicture = $panel->user_picture();
        if ($userpicture) {
            $fullname = fullname($userpicture->user);
            if ($userpicture->size === true) {
                $fullname = html_writer::div($fullname);
            }
            $output .= html_writer::tag('div', $this->render($userpicture) . $fullname,
                    array('id' => 'user-picture', 'class' => 'clearfix'));
        }
        $output .= $panel->render_before_button_bits($this);

        $bcc = $panel->get_button_container_class();
        $output .= html_writer::start_tag('div', array('class' => "qn_buttons clearfix $bcc"));
        foreach ($panel->get_question_buttons() as $button) {
            $output .= $this->render($button);
        }
        $output .= html_writer::end_tag('div');

        $output .= html_writer::tag('div', $panel->render_end_bits($this),
                array('class' => 'othernav'));

        $this->page->requires->js_init_call('M.mod_quiz.nav.init', null, false,
                quiz_get_js_module());

        return $output;
    }

    /**
     * Display a quiz navigation button.
     *
     * @param quiz_nav_question_button $button
     * @return string HTML fragment.
     */
    protected function render_quiz_nav_question_button(quiz_nav_question_button $button) {
        $classes = array('qnbutton', $button->stateclass, $button->navmethod, 'btn');
        $extrainfo = array();

        if ($button->currentpage) {
            $classes[] = 'thispage';
            $extrainfo[] = get_string('onthispage', 'quiz');
        }

        // Flagged?
        if ($button->flagged) {
            $classes[] = 'flagged';
            $flaglabel = get_string('flagged', 'question');
        } else {
            $flaglabel = '';
        }
        $extrainfo[] = html_writer::tag('span', $flaglabel, array('class' => 'flagstate'));

        if (is_numeric($button->number)) {
            $qnostring = 'questionnonav';
        } else {
            $qnostring = 'questionnonavinfo';
        }

        $a = new stdClass();
        $a->number = $button->number;
        $a->attributes = implode(' ', $extrainfo);
        $tagcontents = html_writer::tag('span', '', array('class' => 'thispageholder')) .
                        html_writer::tag('span', '', array('class' => 'trafficlight')) .
                        get_string($qnostring, 'quiz', $a);
        $tagattributes = array('class' => implode(' ', $classes), 'id' => $button->id,
                                  'title' => $button->statestring, 'data-quiz-page' => $button->page);

        if ($button->url) {
            return html_writer::link($button->url, $tagcontents, $tagattributes);
        } else {
            return html_writer::tag('span', $tagcontents, $tagattributes);
        }
    }

    /**
     * Display a quiz navigation heading.
     *
     * @param quiz_nav_section_heading $heading the heading.
     * @return string HTML fragment.
     */
    protected function render_quiz_nav_section_heading(quiz_nav_section_heading $heading) {
        if (empty($heading->heading)) {
            $headingtext = get_string('sectionnoname', 'quiz');
            $class = ' dimmed_text';
        } else {
            $headingtext = $heading->heading;
            $class = '';
        }
        return $this->heading($headingtext, 3, 'mod_quiz-section-heading' . $class);
    }

    /**
     * outputs the link the other attempts.
     *
     * @param mod_quiz_links_to_other_attempts $links
     */
    protected function render_mod_quiz_links_to_other_attempts(
            mod_quiz_links_to_other_attempts $links) {
        $attemptlinks = array();
        foreach ($links->links as $attempt => $url) {
            if (!$url) {
                $attemptlinks[] = html_writer::tag('strong', $attempt);
            } else if ($url instanceof renderable) {
                $attemptlinks[] = $this->render($url);
            } else {
                $attemptlinks[] = html_writer::link($url, $attempt);
            }
        }
        return implode(', ', $attemptlinks);
    }

    public function start_attempt_page(quiz $quizobj, mod_quiz_preflight_check_form $mform) {
        $output = '';
        $output .= $this->header();
        $output .= $this->during_attempt_tertiary_nav($quizobj->view_url());
        $output .= $this->heading(format_string($quizobj->get_quiz_name(), true,
                                  array("context" => $quizobj->get_context())));
        $output .= $this->quiz_intro($quizobj->get_quiz(), $quizobj->get_cm());
        $output .= $mform->render();
        $output .= $this->footer();
        return $output;
    }

    /**
     * Attempt Page
     *
     * @param quiz_attempt $attemptobj Instance of quiz_attempt
     * @param int $page Current page number
     * @param quiz_access_manager $accessmanager Instance of quiz_access_manager
     * @param array $messages An array of messages
     * @param array $slots Contains an array of integers that relate to questions
     * @param int $id The ID of an attempt
     * @param int $nextpage The number of the next page
     * @return string HTML to output.
     */
    public function attempt_page($attemptobj, $page, $accessmanager, $messages, $slots, $id,
            $nextpage) {
        $output = '';
        $output .= $this->header();
        $output .= $this->during_attempt_tertiary_nav($attemptobj->view_url());
        $output .= $this->quiz_notices($messages);
        $output .= $this->countdown_timer($attemptobj, time());
        $output .= $this->attempt_form($attemptobj, $page, $slots, $id, $nextpage);
        $output .= $this->footer();
        return $output;
    }

    /**
     * Render the tertiary navigation for pages during the attempt.
     *
     * @param string|moodle_url $quizviewurl url of the view.php page for this quiz.
     * @return string HTML to output.
     */
    public function during_attempt_tertiary_nav($quizviewurl): string {
        $output = '';
        $output .= html_writer::start_div('container-fluid tertiary-navigation');
        $output .= html_writer::start_div('row');
        $output .= html_writer::start_div('navitem');
        $output .= html_writer::link($quizviewurl, get_string('back'),
                ['class' => 'btn btn-secondary']);
        $output .= html_writer::end_div();
        $output .= html_writer::end_div();
        $output .= html_writer::end_div();
        return $output;
    }

    /**
     * Returns any notices.
     *
     * @param array $messages
     */
    public function quiz_notices($messages) {
        if (!$messages) {
            return '';
        }
        return $this->notification(
            html_writer::tag('p', get_string('accessnoticesheader', 'quiz')) . $this->access_messages($messages),
            'warning',
            false
        );
    }

    /**
     * Ouputs the form for making an attempt
     *
     * @param quiz_attempt $attemptobj
     * @param int $page Current page number
     * @param array $slots Array of integers relating to questions
     * @param int $id ID of the attempt
     * @param int $nextpage Next page number
     */
    public function attempt_form($attemptobj, $page, $slots, $id, $nextpage) {
        $output = '';

        // Start the form.
        $output .= html_writer::start_tag('form',
                array('action' => new moodle_url($attemptobj->processattempt_url(),
                array('cmid' => $attemptobj->get_cmid())), 'method' => 'post',
                'enctype' => 'multipart/form-data', 'accept-charset' => 'utf-8',
                'id' => 'responseform'));
        $output .= html_writer::start_tag('div');

        // Print all the questions.
        foreach ($slots as $slot) {
            $output .= $attemptobj->render_question($slot, false, $this,
                    $attemptobj->attempt_url($slot, $page), $this);
        }

        $navmethod = $attemptobj->get_quiz()->navmethod;
        $output .= $this->attempt_navigation_buttons($page, $attemptobj->is_last_page($page), $navmethod);

        // Some hidden fields to trach what is going on.
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'attempt',
                'value' => $attemptobj->get_attemptid()));
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'thispage',
                'value' => $page, 'id' => 'followingpage'));
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'nextpage',
                'value' => $nextpage));
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'timeup',
                'value' => '0', 'id' => 'timeup'));
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey',
                'value' => sesskey()));
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'scrollpos',
                'value' => '', 'id' => 'scrollpos'));

        // Add a hidden field with questionids. Do this at the end of the form, so
        // if you navigate before the form has finished loading, it does not wipe all
        // the student's answers.
        $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'slots',
                'value' => implode(',', $attemptobj->get_active_slots($page))));

        // Finish the form.
        $output .= html_writer::end_tag('div');
        $output .= html_writer::end_tag('form');

        $output .= $this->connection_warning();

        return $output;
    }

    /**
     * Display the prev/next buttons that go at the bottom of each page of the attempt.
     *
     * @param int $page the page number. Starts at 0 for the first page.
     * @param bool $lastpage is this the last page in the quiz?
     * @param string $navmethod Optional quiz attribute, 'free' (default) or 'sequential'
     * @return string HTML fragment.
     */
    protected function attempt_navigation_buttons($page, $lastpage, $navmethod = 'free') {
        $output = '';

        $output .= html_writer::start_tag('div', array('class' => 'submitbtns'));
        if ($page > 0 && $navmethod == 'free') {
            $output .= html_writer::empty_tag('input', array('type' => 'submit', 'name' => 'previous',
                    'value' => get_string('navigateprevious', 'quiz'), 'class' => 'mod_quiz-prev-nav btn btn-secondary',
                    'id' => 'mod_quiz-prev-nav'));
            $this->page->requires->js_call_amd('core_form/submit', 'init', ['mod_quiz-prev-nav']);
        }
        if ($lastpage) {
            $nextlabel = get_string('endtest', 'quiz');
        } else {
            $nextlabel = get_string('navigatenext', 'quiz');
        }
        $output .= html_writer::empty_tag('input', array('type' => 'submit', 'name' => 'next',
                'value' => $nextlabel, 'class' => 'mod_quiz-next-nav btn btn-primary', 'id' => 'mod_quiz-next-nav'));
        $output .= html_writer::end_tag('div');
        $this->page->requires->js_call_amd('core_form/submit', 'init', ['mod_quiz-next-nav']);

        return $output;
    }

    /**
     * Render a button which allows students to redo a question in the attempt.
     *
     * @param int $slot the number of the slot to generate the button for.
     * @param bool $disabled if true, output the button disabled.
     * @return string HTML fragment.
     */
    public function redo_question_button($slot, $disabled) {
        $attributes = array('type' => 'submit',  'name' => 'redoslot' . $slot,
            'value' => get_string('redoquestion', 'quiz'),
            'class' => 'mod_quiz-redo_question_button btn btn-secondary');
        if ($disabled) {
            $attributes['disabled'] = 'disabled';
        }
        return html_writer::div(html_writer::empty_tag('input', $attributes));
    }

    /**
     * Output the JavaScript required to initialise the countdown timer.
     * @param int $timerstartvalue time remaining, in seconds.
     */
    public function initialise_timer($timerstartvalue, $ispreview) {
        $options = array($timerstartvalue, (bool)$ispreview);
        $this->page->requires->js_init_call('M.mod_quiz.timer.init', $options, false, quiz_get_js_module());
    }

    /**
     * Output a page with an optional message, and JavaScript code to close the
     * current window and redirect the parent window to a new URL.
     * @param moodle_url $url the URL to redirect the parent window to.
     * @param string $message message to display before closing the window. (optional)
     * @return string HTML to output.
     */
    public function close_attempt_popup($url, $message = '') {
        $output = '';
        $output .= $this->header();
        $output .= $this->box_start();

        if ($message) {
            $output .= html_writer::tag('p', $message);
            $output .= html_writer::tag('p', get_string('windowclosing', 'quiz'));
            $delay = 5;
        } else {
            $output .= html_writer::tag('p', get_string('pleaseclose', 'quiz'));
            $delay = 0;
        }
        $this->page->requires->js_init_call('M.mod_quiz.secure_window.close',
                array($url, $delay), false, quiz_get_js_module());

        $output .= $this->box_end();
        $output .= $this->footer();
        return $output;
    }

    /**
     * Print each message in an array, surrounded by &lt;p>, &lt;/p> tags.
     *
     * @param array $messages the array of message strings.
     * @param bool $return if true, return a string, instead of outputting.
     *
     * @return string HTML to output.
     */
    public function access_messages($messages) {
        $output = '';
        foreach ($messages as $message) {
            $output .= html_writer::tag('p', $message, ['class' => 'text-left']);
        }
        return $output;
    }

    /*
     * Summary Page
     */
    /**
     * Create the summary page
     *
     * @param quiz_attempt $attemptobj
     * @param mod_quiz_display_options $displayoptions
     */
    public function summary_page($attemptobj, $displayoptions) {
        $output = '';
        $output .= $this->header();
        $output .= $this->during_attempt_tertiary_nav($attemptobj->view_url());
        $output .= $this->heading(format_string($attemptobj->get_quiz_name()));
        $output .= $this->heading(get_string('summaryofattempt', 'quiz'), 3);
        $output .= $this->summary_table($attemptobj, $displayoptions);
        $output .= $this->summary_page_controls($attemptobj);
        $output .= $this->footer();
        return $output;
    }

    /**
     * Generates the table of summarydata
     *
     * @param quiz_attempt $attemptobj
     * @param mod_quiz_display_options $displayoptions
     */
    public function summary_table($attemptobj, $displayoptions) {
        // Prepare the summary table header.
        $table = new html_table();
        $table->attributes['class'] = 'generaltable quizsummaryofattempt boxaligncenter';
        $table->head = array(get_string('question', 'quiz'), get_string('status', 'quiz'));
        $table->align = array('left', 'left');
        $table->size = array('', '');
        $markscolumn = $displayoptions->marks >= question_display_options::MARK_AND_MAX;
        if ($markscolumn) {
            $table->head[] = get_string('marks', 'quiz');
            $table->align[] = 'left';
            $table->size[] = '';
        }
        $tablewidth = count($table->align);
        $table->data = array();

        // Get the summary info for each question.
        $slots = $attemptobj->get_slots();
        foreach ($slots as $slot) {
            // Add a section headings if we need one here.
            $heading = $attemptobj->get_heading_before_slot($slot);
            if ($heading !== null) {
                // There is a heading here.
                $rowclasses = 'quizsummaryheading';
                if ($heading) {
                    $heading = format_string($heading);
                } else if (count($attemptobj->get_quizobj()->get_sections()) > 1) {
                    // If this is the start of an unnamed section, and the quiz has more
                    // than one section, then add a default heading.
                    $heading = get_string('sectionnoname', 'quiz');
                    $rowclasses .= ' dimmed_text';
                }
                $cell = new html_table_cell(format_string($heading));
                $cell->header = true;
                $cell->colspan = $tablewidth;
                $table->data[] = array($cell);
                $table->rowclasses[] = $rowclasses;
            }

            // Don't display information items.
            if (!$attemptobj->is_real_question($slot)) {
                continue;
            }

            // Real question, show it.
            $flag = '';
            if ($attemptobj->is_question_flagged($slot)) {
                // Quiz has custom JS manipulating these image tags - so we can't use the pix_icon method here.
                $flag = html_writer::empty_tag('img', array('src' => $this->image_url('i/flagged'),
                        'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
            }
            if ($attemptobj->can_navigate_to($slot)) {
                $row = array(html_writer::link($attemptobj->attempt_url($slot),
                        $attemptobj->get_question_number($slot) . $flag),
                        $attemptobj->get_question_status($slot, $displayoptions->correctness));
            } else {
                $row = array($attemptobj->get_question_number($slot) . $flag,
                                $attemptobj->get_question_status($slot, $displayoptions->correctness));
            }
            if ($markscolumn) {
                $row[] = $attemptobj->get_question_mark($slot);
            }
            $table->data[] = $row;
            $table->rowclasses[] = 'quizsummary' . $slot . ' ' . $attemptobj->get_question_state_class(
                    $slot, $displayoptions->correctness);
        }

        // Print the summary table.
        $output = html_writer::table($table);

        return $output;
    }

    /**
     * Creates any controls a the page should have.
     *
     * @param quiz_attempt $attemptobj
     */
    public function summary_page_controls($attemptobj) {
        $output = '';

        // Return to place button.
        if ($attemptobj->get_state() == quiz_attempt::IN_PROGRESS) {
            $button = new single_button(
                    new moodle_url($attemptobj->attempt_url(null, $attemptobj->get_currentpage())),
                    get_string('returnattempt', 'quiz'));
            $output .= $this->container($this->container($this->render($button),
                    'controls'), 'submitbtns mdl-align');
        }

        // Finish attempt button.
        $options = array(
            'attempt' => $attemptobj->get_attemptid(),
            'finishattempt' => 1,
            'timeup' => 0,
            'slots' => '',
            'cmid' => $attemptobj->get_cmid(),
            'sesskey' => sesskey(),
        );

        $button = new single_button(
                new moodle_url($attemptobj->processattempt_url(), $options),
                get_string('submitallandfinish', 'quiz'));
        $button->id = 'responseform';
> $button->class = 'btn-finishattempt'; if ($attemptobj->get_state() == quiz_attempt::IN_PROGRESS) { > $button->formid = 'frm-finishattempt';
< $button->add_action(new confirm_action(get_string('confirmclose', 'quiz'), null, < get_string('submitallandfinish', 'quiz')));
> $totalunanswered = 0; > if ($attemptobj->get_quiz()->navmethod == 'free') { > // Only count the unanswered question if the navigation method is set to free. > $totalunanswered = $attemptobj->get_number_of_unanswered_questions(); > } > $this->page->requires->js_call_amd('mod_quiz/submission_confirmation', 'init', [$totalunanswered]);
} $button->primary = true; $duedate = $attemptobj->get_due_date(); $message = ''; if ($attemptobj->get_state() == quiz_attempt::OVERDUE) { $message = get_string('overduemustbesubmittedby', 'quiz', userdate($duedate)); } else if ($duedate) { $message = get_string('mustbesubmittedby', 'quiz', userdate($duedate)); } $output .= $this->countdown_timer($attemptobj, time()); $output .= $this->container($message . $this->container( $this->render($button), 'controls'), 'submitbtns mdl-align'); return $output; } /* * View Page */ /** * Generates the view page * * @param stdClass $course the course settings row from the database. * @param stdClass $quiz the quiz settings row from the database. * @param stdClass $cm the course_module settings row from the database. * @param context_module $context the quiz context. * @param mod_quiz_view_object $viewobj * @return string HTML to display */ public function view_page($course, $quiz, $cm, $context, $viewobj) { $output = ''; $output .= $this->view_page_tertiary_nav($viewobj); $output .= $this->view_information($quiz, $cm, $context, $viewobj->infomessages); $output .= $this->view_table($quiz, $context, $viewobj); $output .= $this->view_result_info($quiz, $context, $cm, $viewobj); $output .= $this->box($this->view_page_buttons($viewobj), 'quizattempt'); return $output; } /** * Render the tertiary navigation for the view page. * * @param mod_quiz_view_object $viewobj the information required to display the view page. * @return string HTML to output. */ public function view_page_tertiary_nav(mod_quiz_view_object $viewobj): string { $content = ''; if ($viewobj->buttontext) { $attemptbtn = $this->start_attempt_button($viewobj->buttontext, $viewobj->startattempturl, $viewobj->preflightcheckform, $viewobj->popuprequired, $viewobj->popupoptions); $content .= $attemptbtn; } if ($viewobj->canedit && !$viewobj->quizhasquestions) { $content .= html_writer::link($viewobj->editurl, get_string('addquestion', 'quiz'), ['class' => 'btn btn-secondary']); } if ($content) { return html_writer::div(html_writer::div($content, 'row'), 'container-fluid tertiary-navigation'); } else { return ''; } } /** * Work out, and render, whatever buttons, and surrounding info, should appear * at the end of the review page. * * @param mod_quiz_view_object $viewobj the information required to display the view page. * @return string HTML to output. */ public function view_page_buttons(mod_quiz_view_object $viewobj) { $output = ''; if (!$viewobj->quizhasquestions) { $output .= html_writer::div( $this->notification(get_string('noquestions', 'quiz'), 'warning', false), 'text-left mb-3'); } $output .= $this->access_messages($viewobj->preventmessages); if ($viewobj->showbacktocourse) { $output .= $this->single_button($viewobj->backtocourseurl, get_string('backtocourse', 'quiz'), 'get', array('class' => 'continuebutton')); } return $output; } /** * Generates the view attempt button * * @param string $buttontext the label to display on the button. * @param moodle_url $url The URL to POST to in order to start the attempt. * @param mod_quiz_preflight_check_form $preflightcheckform deprecated. * @param bool $popuprequired whether the attempt needs to be opened in a pop-up. * @param array $popupoptions the options to use if we are opening a popup. * @return string HTML fragment. */ public function start_attempt_button($buttontext, moodle_url $url, mod_quiz_preflight_check_form $preflightcheckform = null, $popuprequired = false, $popupoptions = null) { if (is_string($preflightcheckform)) { // Calling code was not updated since the API change. debugging('The third argument to start_attempt_button should now be the ' . 'mod_quiz_preflight_check_form from ' . 'quiz_access_manager::get_preflight_check_form, not a warning message string.'); } $button = new single_button($url, $buttontext, 'post', true); $button->class .= ' quizstartbuttondiv'; if ($popuprequired) { $button->class .= ' quizsecuremoderequired'; } $popupjsoptions = null; if ($popuprequired && $popupoptions) { $action = new popup_action('click', $url, 'popup', $popupoptions); $popupjsoptions = $action->get_js_options(); } if ($preflightcheckform) { $checkform = $preflightcheckform->render(); } else { $checkform = null; } $this->page->requires->js_call_amd('mod_quiz/preflightcheck', 'init', array('.quizstartbuttondiv [type=submit]', get_string('startattempt', 'quiz'), '#mod_quiz_preflight_form', $popupjsoptions)); return $this->render($button) . $checkform; } /** * Generate a message saying that this quiz has no questions, with a button to * go to the edit page, if the user has the right capability. * * @param bool $canedit can the current user edit the quiz? * @param moodle_url $editurl URL of the edit quiz page. * @return string HTML to output. * * @deprecated since Moodle 4.0 MDL-71915 - please do not use this function any more. */ public function no_questions_message($canedit, $editurl) { debugging('no_questions_message() is deprecated, please use generate_no_questions_message() instead.', DEBUG_DEVELOPER); $output = html_writer::start_tag('div', array('class' => 'card text-center mb-3')); $output .= html_writer::start_tag('div', array('class' => 'card-body')); $output .= $this->notification(get_string('noquestions', 'quiz'), 'warning', false); if ($canedit) { $output .= $this->single_button($editurl, get_string('editquiz', 'quiz'), 'get'); } $output .= html_writer::end_tag('div'); $output .= html_writer::end_tag('div'); return $output; } /** * Outputs an error message for any guests accessing the quiz * * @param stdClass $course the course settings row from the database. * @param stdClass $quiz the quiz settings row from the database. * @param stdClass $cm the course_module settings row from the database. * @param context_module $context the quiz context. * @param array $messages Array containing any messages * @param mod_quiz_view_object $viewobj */ public function view_page_guest($course, $quiz, $cm, $context, $messages, $viewobj) { $output = ''; $output .= $this->view_page_tertiary_nav($viewobj); $output .= $this->view_information($quiz, $cm, $context, $messages); $guestno = html_writer::tag('p', get_string('guestsno', 'quiz')); $liketologin = html_writer::tag('p', get_string('liketologin')); $referer = get_local_referer(false); $output .= $this->confirm($guestno."\n\n".$liketologin."\n", get_login_url(), $referer); return $output; } /** * Outputs and error message for anyone who is not enrolle don the course * * @param stdClass $course the course settings row from the database. * @param stdClass $quiz the quiz settings row from the database. * @param stdClass $cm the course_module settings row from the database. * @param context_module $context the quiz context. * @param array $messages Array containing any messages * @param mod_quiz_view_object $viewobj */ public function view_page_notenrolled($course, $quiz, $cm, $context, $messages, $viewobj) { global $CFG; $output = ''; $output .= $this->view_page_tertiary_nav($viewobj); $output .= $this->view_information($quiz, $cm, $context, $messages); $youneedtoenrol = html_writer::tag('p', get_string('youneedtoenrol', 'quiz')); $button = html_writer::tag('p', $this->continue_button($CFG->wwwroot . '/course/view.php?id=' . $course->id)); $output .= $this->box($youneedtoenrol."\n\n".$button."\n", 'generalbox', 'notice'); return $output; } /** * Output the page information * * @param object $quiz the quiz settings. * @param object $cm the course_module object. * @param context $context the quiz context. * @param array $messages any access messages that should be described. * @param bool $quizhasquestions does quiz has questions added. * @return string HTML to output. */ public function view_information($quiz, $cm, $context, $messages, bool $quizhasquestions = false) { $output = ''; // Output any access messages. if ($messages) { $output .= $this->box($this->access_messages($messages), 'quizinfo'); } // Show number of attempts summary to those who can view reports. if (has_capability('mod/quiz:viewreports', $context)) { if ($strattemptnum = $this->quiz_attempt_summary_link_to_reports($quiz, $cm, $context)) { $output .= html_writer::tag('div', $strattemptnum, array('class' => 'quizattemptcounts')); } } if (has_any_capability(['mod/quiz:manageoverrides', 'mod/quiz:viewoverrides'], $context)) { if ($overrideinfo = $this->quiz_override_summary_links($quiz, $cm)) { $output .= html_writer::tag('div', $overrideinfo, ['class' => 'quizattemptcounts']); } } return $output; } /** * Output the quiz intro. * @param object $quiz the quiz settings. * @param object $cm the course_module object. * @return string HTML to output. */ public function quiz_intro($quiz, $cm) { if (html_is_blank($quiz->intro)) { return ''; } return $this->box(format_module_intro('quiz', $quiz, $cm->id), 'generalbox', 'intro'); } /** * Generates the table heading. */ public function view_table_heading() { return $this->heading(get_string('summaryofattempts', 'quiz'), 3); } /** * Generates the table of data * * @param array $quiz Array contining quiz data * @param int $context The page context ID * @param mod_quiz_view_object $viewobj */ public function view_table($quiz, $context, $viewobj) { if (!$viewobj->attempts) { return ''; } // Prepare table header. $table = new html_table(); $table->attributes['class'] = 'generaltable quizattemptsummary'; $table->head = array(); $table->align = array(); $table->size = array();
> $table->caption = get_string('summaryofattempts', 'quiz'); if ($viewobj->attemptcolumn) { > $table->captionhide = true;
$table->head[] = get_string('attemptnumber', 'quiz'); $table->align[] = 'center'; $table->size[] = ''; } $table->head[] = get_string('attemptstate', 'quiz'); $table->align[] = 'left'; $table->size[] = ''; if ($viewobj->markcolumn) { $table->head[] = get_string('marks', 'quiz') . ' / ' . quiz_format_grade($quiz, $quiz->sumgrades); $table->align[] = 'center'; $table->size[] = ''; } if ($viewobj->gradecolumn) { $table->head[] = get_string('gradenoun') . ' / ' . quiz_format_grade($quiz, $quiz->grade); $table->align[] = 'center'; $table->size[] = ''; } if ($viewobj->canreviewmine) { $table->head[] = get_string('review', 'quiz'); $table->align[] = 'center'; $table->size[] = ''; } if ($viewobj->feedbackcolumn) { $table->head[] = get_string('feedback', 'quiz'); $table->align[] = 'left'; $table->size[] = ''; } // One row for each attempt. foreach ($viewobj->attemptobjs as $attemptobj) { $attemptoptions = $attemptobj->get_display_options(true); $row = array(); // Add the attempt number. if ($viewobj->attemptcolumn) { if ($attemptobj->is_preview()) { $row[] = get_string('preview', 'quiz'); } else { $row[] = $attemptobj->get_attempt_number(); } } $row[] = $this->attempt_state($attemptobj); if ($viewobj->markcolumn) { if ($attemptoptions->marks >= question_display_options::MARK_AND_MAX && $attemptobj->is_finished()) { $row[] = quiz_format_grade($quiz, $attemptobj->get_sum_marks()); } else { $row[] = ''; } } // Ouside the if because we may be showing feedback but not grades. $attemptgrade = quiz_rescale_grade($attemptobj->get_sum_marks(), $quiz, false); if ($viewobj->gradecolumn) { if ($attemptoptions->marks >= question_display_options::MARK_AND_MAX && $attemptobj->is_finished()) { // Highlight the highest grade if appropriate. if ($viewobj->overallstats && !$attemptobj->is_preview() && $viewobj->numattempts > 1 && !is_null($viewobj->mygrade) && $attemptobj->get_state() == quiz_attempt::FINISHED && $attemptgrade == $viewobj->mygrade && $quiz->grademethod == QUIZ_GRADEHIGHEST) { $table->rowclasses[$attemptobj->get_attempt_number()] = 'bestrow'; } $row[] = quiz_format_grade($quiz, $attemptgrade); } else { $row[] = ''; } } if ($viewobj->canreviewmine) { $row[] = $viewobj->accessmanager->make_review_link($attemptobj->get_attempt(), $attemptoptions, $this); } if ($viewobj->feedbackcolumn && $attemptobj->is_finished()) { if ($attemptoptions->overallfeedback) { $row[] = quiz_feedback_for_grade($attemptgrade, $quiz, $context); } else { $row[] = ''; } } if ($attemptobj->is_preview()) { $table->data['preview'] = $row; } else { $table->data[$attemptobj->get_attempt_number()] = $row; } } // End of loop over attempts. $output = ''; $output .= $this->view_table_heading(); $output .= html_writer::table($table); return $output; } /** * Generate a brief textual desciption of the current state of an attempt. * @param quiz_attempt $attemptobj the attempt * @param int $timenow the time to use as 'now'. * @return string the appropriate lang string to describe the state. */ public function attempt_state($attemptobj) { switch ($attemptobj->get_state()) { case quiz_attempt::IN_PROGRESS: return get_string('stateinprogress', 'quiz'); case quiz_attempt::OVERDUE: return get_string('stateoverdue', 'quiz') . html_writer::tag('span', get_string('stateoverduedetails', 'quiz', userdate($attemptobj->get_due_date())), array('class' => 'statedetails')); case quiz_attempt::FINISHED: return get_string('statefinished', 'quiz') . html_writer::tag('span', get_string('statefinisheddetails', 'quiz', userdate($attemptobj->get_submitted_date())), array('class' => 'statedetails')); case quiz_attempt::ABANDONED: return get_string('stateabandoned', 'quiz'); } } /** * Generates data pertaining to quiz results * * @param array $quiz Array containing quiz data * @param int $context The page context ID * @param int $cm The Course Module Id * @param mod_quiz_view_object $viewobj */ public function view_result_info($quiz, $context, $cm, $viewobj) { $output = ''; if (!$viewobj->numattempts && !$viewobj->gradecolumn && is_null($viewobj->mygrade)) { return $output; } $resultinfo = ''; if ($viewobj->overallstats) { if ($viewobj->moreattempts) { $a = new stdClass(); $a->method = quiz_get_grading_option_name($quiz->grademethod); $a->mygrade = quiz_format_grade($quiz, $viewobj->mygrade); $a->quizgrade = quiz_format_grade($quiz, $quiz->grade); $resultinfo .= $this->heading(get_string('gradesofar', 'quiz', $a), 3); } else { $a = new stdClass(); $a->grade = quiz_format_grade($quiz, $viewobj->mygrade); $a->maxgrade = quiz_format_grade($quiz, $quiz->grade); $a = get_string('outofshort', 'quiz', $a); $resultinfo .= $this->heading(get_string('yourfinalgradeis', 'quiz', $a), 3); } } if ($viewobj->mygradeoverridden) { $resultinfo .= html_writer::tag('p', get_string('overriddennotice', 'grades'), array('class' => 'overriddennotice'))."\n"; } if ($viewobj->gradebookfeedback) { $resultinfo .= $this->heading(get_string('comment', 'quiz'), 3); $resultinfo .= html_writer::div($viewobj->gradebookfeedback, 'quizteacherfeedback') . "\n"; } if ($viewobj->feedbackcolumn) { $resultinfo .= $this->heading(get_string('overallfeedback', 'quiz'), 3); $resultinfo .= html_writer::div( quiz_feedback_for_grade($viewobj->mygrade, $quiz, $context), 'quizgradefeedback') . "\n"; } if ($resultinfo) { $output .= $this->box($resultinfo, 'generalbox', 'feedback'); } return $output; } /** * Output either a link to the review page for an attempt, or a button to * open the review in a popup window. * * @param moodle_url $url of the target page. * @param bool $reviewinpopup whether a pop-up is required. * @param array $popupoptions options to pass to the popup_action constructor. * @return string HTML to output. */ public function review_link($url, $reviewinpopup, $popupoptions) { if ($reviewinpopup) { $button = new single_button($url, get_string('review', 'quiz')); $button->add_action(new popup_action('click', $url, 'quizpopup', $popupoptions)); return $this->render($button); } else { return html_writer::link($url, get_string('review', 'quiz'), array('title' => get_string('reviewthisattempt', 'quiz'))); } } /** * Displayed where there might normally be a review link, to explain why the * review is not available at this time. * @param string $message optional message explaining why the review is not possible. * @return string HTML to output. */ public function no_review_message($message) { return html_writer::nonempty_tag('span', $message, array('class' => 'noreviewmessage')); } /** * Returns the same as {@link quiz_num_attempt_summary()} but wrapped in a link * to the quiz reports. * * @param stdClass $quiz the quiz object. Only $quiz->id is used at the moment. * @param stdClass $cm the cm object. Only $cm->course, $cm->groupmode and $cm->groupingid * fields are used at the moment. * @param context $context the quiz context. * @param bool $returnzero if false (default), when no attempts have been made '' is returned * instead of 'Attempts: 0'. * @param int $currentgroup if there is a concept of current group where this method is being * called (e.g. a report) pass it in here. Default 0 which means no current group. * @return string HTML fragment for the link. */ public function quiz_attempt_summary_link_to_reports($quiz, $cm, $context, $returnzero = false, $currentgroup = 0) { global $CFG; $summary = quiz_num_attempt_summary($quiz, $cm, $returnzero, $currentgroup); if (!$summary) { return ''; } require_once($CFG->dirroot . '/mod/quiz/report/reportlib.php'); $url = new moodle_url('/mod/quiz/report.php', array( 'id' => $cm->id, 'mode' => quiz_report_default_report($context))); return html_writer::link($url, $summary); } /** * Render a summary of the number of group and user overrides, with corresponding links. * * @param stdClass $quiz the quiz settings. * @param stdClass|cm_info $cm the cm object. * @param int $currentgroup currently selected group, if there is one. * @return string HTML fragment for the link. */ public function quiz_override_summary_links(stdClass $quiz, stdClass $cm, $currentgroup = 0): string { $baseurl = new moodle_url('/mod/quiz/overrides.php', ['cmid' => $cm->id]); $counts = quiz_override_summary($quiz, $cm, $currentgroup); $links = []; if ($counts['group']) { $links[] = html_writer::link(new moodle_url($baseurl, ['mode' => 'group']), get_string('overridessummarygroup', 'quiz', $counts['group'])); } if ($counts['user']) { $links[] = html_writer::link(new moodle_url($baseurl, ['mode' => 'user']), get_string('overridessummaryuser', 'quiz', $counts['user'])); } if (!$links) { return ''; } $links = implode(', ', $links); switch ($counts['mode']) { case 'onegroup': return get_string('overridessummarythisgroup', 'quiz', $links); case 'somegroups': return get_string('overridessummaryyourgroups', 'quiz', $links); case 'allgroups': return get_string('overridessummary', 'quiz', $links); default: throw new coding_exception('Unexpected mode ' . $counts['mode']); } } /** * Outputs a chart. * * @param \core\chart_base $chart The chart. * @param string $title The title to display above the graph. * @param array $attrs extra container html attributes. * @return string HTML fragment for the graph. */ public function chart(\core\chart_base $chart, $title, $attrs = []) { return $this->heading($title, 3) . html_writer::tag('div', $this->render($chart), array_merge(['class' => 'graph'], $attrs)); } /** * Output a graph, or a message saying that GD is required. * @param moodle_url $url the URL of the graph. * @param string $title the title to display above the graph. * @return string HTML fragment for the graph. */ public function graph(moodle_url $url, $title) { global $CFG; $graph = html_writer::empty_tag('img', array('src' => $url, 'alt' => $title)); return $this->heading($title, 3) . html_writer::tag('div', $graph, array('class' => 'graph')); } /** * Output the connection warning messages, which are initially hidden, and * only revealed by JavaScript if necessary. */ public function connection_warning() { $options = array('filter' => false, 'newlines' => false); $warning = format_text(get_string('connectionerror', 'quiz'), FORMAT_MARKDOWN, $options); $ok = format_text(get_string('connectionok', 'quiz'), FORMAT_MARKDOWN, $options); return html_writer::tag('div', $warning, array('id' => 'connection-error', 'style' => 'display: none;', 'role' => 'alert')) . html_writer::tag('div', $ok, array('id' => 'connection-ok', 'style' => 'display: none;', 'role' => 'alert')); } } class mod_quiz_links_to_other_attempts implements renderable { /** * @var array string attempt number => url, or null for the current attempt. * url may be either a moodle_url, or a renderable. */ public $links = array(); } class mod_quiz_view_object { /** @var array $infomessages of messages with information to display about the quiz. */ public $infomessages; /** @var array $attempts contains all the user's attempts at this quiz. */ public $attempts; /** @var array $attemptobjs quiz_attempt objects corresponding to $attempts. */ public $attemptobjs; /** @var quiz_access_manager $accessmanager contains various access rules. */ public $accessmanager; /** @var bool $canreviewmine whether the current user has the capability to * review their own attempts. */ public $canreviewmine; /** @var bool $canedit whether the current user has the capability to edit the quiz. */ public $canedit; /** @var moodle_url $editurl the URL for editing this quiz. */ public $editurl; /** @var int $attemptcolumn contains the number of attempts done. */ public $attemptcolumn; /** @var int $gradecolumn contains the grades of any attempts. */ public $gradecolumn; /** @var int $markcolumn contains the marks of any attempt. */ public $markcolumn; /** @var int $overallstats contains all marks for any attempt. */ public $overallstats; /** @var string $feedbackcolumn contains any feedback for and attempt. */ public $feedbackcolumn; /** @var string $timenow contains a timestamp in string format. */ public $timenow; /** @var int $numattempts contains the total number of attempts. */ public $numattempts; /** @var float $mygrade contains the user's final grade for a quiz. */ public $mygrade; /** @var bool $moreattempts whether this user is allowed more attempts. */ public $moreattempts; /** @var int $mygradeoverridden contains an overriden grade. */ public $mygradeoverridden; /** @var string $gradebookfeedback contains any feedback for a gradebook. */ public $gradebookfeedback; /** @var bool $unfinished contains 1 if an attempt is unfinished. */ public $unfinished; /** @var object $lastfinishedattempt the last attempt from the attempts array. */ public $lastfinishedattempt; /** @var array $preventmessages of messages telling the user why they can't * attempt the quiz now. */ public $preventmessages; /** @var string $buttontext caption for the start attempt button. If this is null, show no * button, or if it is '' show a back to the course button. */ public $buttontext; /** @var moodle_url $startattempturl URL to start an attempt. */ public $startattempturl; /** @var mod_quiz_preflight_check_form|null $preflightcheckform confirmation form that must be * submitted before an attempt is started, if required. */ public $preflightcheckform; /** @var moodle_url $startattempturl URL for any Back to the course button. */ public $backtocourseurl; /** @var bool $showbacktocourse should we show a back to the course button? */ public $showbacktocourse; /** @var bool whether the attempt must take place in a popup window. */ public $popuprequired; /** @var array options to use for the popup window, if required. */ public $popupoptions; /** @var bool $quizhasquestions whether the quiz has any questions. */ public $quizhasquestions; public function __get($field) { switch ($field) { case 'startattemptwarning': debugging('startattemptwarning has been deprecated. It is now always blank.'); return ''; default: debugging('Unknown property ' . $field); return null; } } }