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<?php

//Original Moodle 2.7.2 /mod/quiz/renderer.php

//Modified Moodle 2.7.2 /mod/quiz/renderer.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

* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

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

/**

* The renderer for the quiz module.

* @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);

$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);

} else {

$output .= $attemptobj->render_question($slot, true);

}

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

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

return $output;

}

/**

* Renders the review question pop-up.

* @param string $message Why the review is not allowed.

* @return string html to output.

public function review_question_not_allowed($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,

$attemptobj->review_url($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', 'name' => 'savingflags',

'value' => get_string('saveflags', 'question')));

$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), quiz_get_js_module());

return html_writer::empty_tag('input', array('type' => 'button',

'value' => get_string('finishreview', 'quiz'),

'id' => 'secureclosebutton'));

} else {

return html_writer::link($url, get_string('finishreview', 'quiz'));

}

/**

* Creates a next page arrow or the finishing link

* @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

public function review_next_navigation(quiz_attempt $attemptobj, $page, $lastpage) {

if ($lastpage) {

$nav = $this->finish_review_link($attemptobj);

} else {

$nav = link_arrow_right(get_string('next'), $attemptobj->review_url(null, $page + 1));

}

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 html_writer::tag('div', get_string('timeleft', 'quiz') . ' ' .

html_writer::tag('span', '', array('id' => 'quiz-time-left')),

array('id' => 'quiz-timer', 'role' => 'timer',

'aria-atomic' => 'true', 'aria-relevant' => 'text'));

}

/**

* Create a preview link

* @param $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 $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;

}

/**

* Returns the quizzes navigation button

* @param quiz_nav_question_button $button

protected function render_quiz_nav_question_button(quiz_nav_question_button $button) {

$classes = array('qnbutton', $button->stateclass, $button->navmethod);

$attributes = array();

if ($button->currentpage) {

$classes[] = 'thispage';

$attributes[] = get_string('onthispage', 'quiz');

}

// Flagged?

if ($button->flagged) {

$classes[] = 'flagged';

$flaglabel = get_string('flagged', 'question');

} else {

$flaglabel = '';

}

$attributes[] = 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(' ', $attributes);

$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);

if ($button->url) {

return html_writer::link($button->url, $tagcontents, $tagattributes);

} else {

return html_writer::tag('span', $tagcontents, $tagattributes);

}

/**

* 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) {

$attemptlinks[] = html_writer::link($url, $attempt);

} else {

$attemptlinks[] = html_writer::tag('strong', $attempt);

}

return implode(', ', $attemptlinks);

}

public function start_attempt_page(quiz $quizobj, mod_quiz_preflight_check_form $mform) {

$output = '';

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

$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());

ob_start();

$mform->display();

$output .= ob_get_clean();

$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

public function attempt_page($attemptobj, $page, $accessmanager, $messages, $slots, $id,

$nextpage) {

$output = '';

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

$output .= $this->quiz_notices($messages);

$output .= $this->attempt_form($attemptobj, $page, $slots, $id, $nextpage);

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

return $output;

}

/**

* Returns any notices.

* @param array $messages

public function quiz_notices($messages) {

if (!$messages) {

return '';

}

return $this->box($this->heading(get_string('accessnoticesheader', 'quiz'), 3) .

$this->access_messages($messages), 'quizaccessnotices');

}

/**

* 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' => $attemptobj->processattempt_url(), '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,

$attemptobj->attempt_url($slot, $page));

}

$output .= html_writer::start_tag('div', array('class' => 'submitbtns'));

$output .= html_writer::empty_tag('input', array('type' => 'submit', 'name' => 'next',

'value' => get_string('next')));

$output .= html_writer::end_tag('div');

// 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(',', $slots)));

// Finish the form.

$output .= html_writer::end_tag('div');

$output .= html_writer::end_tag('form');

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

return $output;

}

/**

* 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 <p>, </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) . "\n";

}

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 .= $this->heading(format_string($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->align = array('center', 'center', 'center');

// Get the summary info for each question.

$slots = $attemptobj->get_slots();

//Make a copy of the $slots array into $slots_ques array, but the difference is that $slots_ques array contains only bona-fide questions,

//not description questions!

//Frankie Kam, 29th April 2015

$slots_ques = array();

foreach ($slots as $slot) {

if (!$attemptobj->is_real_question($slot)) {

//Is the current question a description question? Skip it and don't copy it inside $slots_ques array!

continue;

}

//Make a copy of the question inside $slots_ques

$slots_ques[] = $slot;

}

$MAXVAL = sizeof($slots_ques);

$COLS=3;

if ($MAXVAL % $COLS > 0)

$nearest3 = $MAXVAL + ($COLS - $MAXVAL % $COLS);

else

$nearest3 = $MAXVAL;

$ROWS = $nearest3/$COLS;

if($MAXVAL>2)

$table->head = array(get_string('question', 'quiz'), get_string('status', 'quiz'), get_string('question', 'quiz'), get_string('status', 'quiz'), get_string('question', 'quiz'), get_string('status', 'quiz'));

else if($MAXVAL==2)

$table->head = array(get_string('question', 'quiz'), get_string('status', 'quiz'), get_string('question', 'quiz'), get_string('status', 'quiz'));

else if($MAXVAL==1)

$table->head = array(get_string('question', 'quiz'),get_string('status', 'quiz'));

else if($MAXVAL<=0)

$table->head = get_string('huh', 'what');

//This makes the first column of question number links, aligned to theright

//Frankie Kam, 29th April 2015

//Original was: $table->align = array('left', 'left');

$table->align = array('right', 'right','right', 'right', 'right', 'right');

$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[] = '';

}

$table->data = array();

// Get the summary info for each question.

$slots = $attemptobj->get_slots();

for($r = 1; $r <= $ROWS; $r++)

foreach ($slots as $slot) {

{

if (!$attemptobj->is_real_question($slot)) {

continue;

}

$flag = '';

if ($attemptobj->is_question_flagged($slot)) {

$flag = html_writer::empty_tag('img', array('src' => $this->pix_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),array('text-align' => 'center'));

} 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[] = $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.

$column1 = '';

if ($attemptobj->get_state() == quiz_attempt::IN_PROGRESS) {

$column2 = '';

$button = new single_button(

$column3 = '';

new moodle_url($attemptobj->attempt_url(null, $attemptobj->get_currentpage())),

get_string('returnattempt', 'qu

if($r+($nearest3/$COLS)*2 <= $MAXVAL)

{

$flag1 = '';

if ($attemptobj->is_real_question($slots_ques[$r-1])) {

if ($attemptobj->is_question_flagged($slots_ques[$r-1])) {

$flag1 = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),

'alt' =

保存された差分

原文

ファイルを開く

<?php
//Original Moodle 2.7.2 /mod/quiz/renderer.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);
        $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);
        } else {
            $output .= $attemptobj->render_question($slot, true);
        }

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

/**
     * Renders the review question pop-up.
     *
     * @param string $message Why the review is not allowed.
     * @return string html to output.
     */
    public function review_question_not_allowed($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,
                    $attemptobj->review_url($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', '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), quiz_get_js_module());
            return html_writer::empty_tag('input', array('type' => 'button',
                    'value' => get_string('finishreview', 'quiz'),
                    'id' => 'secureclosebutton'));

} else {
            return html_writer::link($url, get_string('finishreview', 'quiz'));
        }
    }

/**
     * Creates a next page arrow or the finishing link
     *
     * @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
     */
    public function review_next_navigation(quiz_attempt $attemptobj, $page, $lastpage) {
        if ($lastpage) {
            $nav = $this->finish_review_link($attemptobj);
        } else {
            $nav = link_arrow_right(get_string('next'), $attemptobj->review_url(null, $page + 1));
        }
        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 html_writer::tag('div', get_string('timeleft', 'quiz') . ' ' .
                html_writer::tag('span', '', array('id' => 'quiz-time-left')),
                array('id' => 'quiz-timer', 'role' => 'timer',
                    'aria-atomic' => 'true', 'aria-relevant' => 'text'));
    }

/**
     * Create a preview link
     *
     * @param $url contains a url to the given page
     */
    public function restart_preview_button($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 $bcc"));
        foreach ($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;
    }

/**
     * Returns the quizzes navigation button
     *
     * @param quiz_nav_question_button $button
     */
    protected function render_quiz_nav_question_button(quiz_nav_question_button $button) {
        $classes = array('qnbutton', $button->stateclass, $button->navmethod);
        $attributes = array();

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

// Flagged?
        if ($button->flagged) {
            $classes[] = 'flagged';
            $flaglabel = get_string('flagged', 'question');
        } else {
            $flaglabel = '';
        }
        $attributes[] = 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(' ', $attributes);
        $tagcontents = html_writer::tag('span', '', array('class' => 'thispageholder')) .
                        html_writer::tag('span', '', array('class' => 'trafficlight')) .
                        get_string($qnostring, 'quiz', $a);
        $tagattributes = array('class' => implode(' ', $classes), 'id' => $button->id,
                                  'title' => $button->statestring);

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

/**
     * 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) {
                $attemptlinks[] = html_writer::link($url, $attempt);
            } else {
                $attemptlinks[] = html_writer::tag('strong', $attempt);
            }
        }
        return implode(', ', $attemptlinks);
    }

public function start_attempt_page(quiz $quizobj, mod_quiz_preflight_check_form $mform) {
        $output = '';
        $output .= $this->header();
        $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());
        ob_start();
        $mform->display();
        $output .= ob_get_clean();
        $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 $nextpage The number of the next page
     */
    public function attempt_page($attemptobj, $page, $accessmanager, $messages, $slots, $id,
            $nextpage) {
        $output = '';
        $output .= $this->header();
        $output .= $this->quiz_notices($messages);
        $output .= $this->attempt_form($attemptobj, $page, $slots, $id, $nextpage);
        $output .= $this->footer();
        return $output;
    }

/**
     * Returns any notices.
     *
     * @param array $messages
     */
    public function quiz_notices($messages) {
        if (!$messages) {
            return '';
        }
        return $this->box($this->heading(get_string('accessnoticesheader', 'quiz'), 3) .
                $this->access_messages($messages), 'quizaccessnotices');
    }

/**
     * 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' => $attemptobj->processattempt_url(), '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,
                    $attemptobj->attempt_url($slot, $page));
        }

$output .= html_writer::start_tag('div', array('class' => 'submitbtns'));
        $output .= html_writer::empty_tag('input', array('type' => 'submit', 'name' => 'next',
                'value' => get_string('next')));
        $output .= html_writer::end_tag('div');

// 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(',', $slots)));

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

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

return $output;
    }

/**
     * 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) . "\n";
        }
        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 .= $this->heading(format_string($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->align = array('center', 'center', 'center');
        $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[] = '';
        }
        $table->data = array();

// Get the summary info for each question.
        $slots = $attemptobj->get_slots();
        foreach ($slots as $slot) {
            if (!$attemptobj->is_real_question($slot)) {
                continue;
            }
            $flag = '';
            if ($attemptobj->is_question_flagged($slot)) {
                $flag = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),
                        'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
            }
            if ($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),array('text-align' => 'center'));
            } 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[] = $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' => '',
            'sesskey' => sesskey(),
        );

$button = new single_button(
                new moodle_url($attemptobj->processattempt_url(), $options),
                get_string('submitallandfinish', 'quiz'));
        $button->id = 'responseform';
        if ($attemptobj->get_state() == quiz_attempt::IN_PROGRESS) {
            $button->add_action(new confirm_action(get_string('confirmclose', 'quiz'), null,
                    get_string('submitallandfinish', 'quiz')));
        }

$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 int $course The id of the course
     * @param array $quiz Array conting quiz data
     * @param int $cm Course Module ID
     * @param int $context The page context ID
     * @param array $infomessages information about this quiz
     * @param mod_quiz_view_object $viewobj
     * @param string $buttontext text for the start/continue attempt button, if
     *      it should be shown.
     * @param array $infomessages further information about why the student cannot
     *      attempt this quiz now, if appicable this quiz
     */
    public function view_page($course, $quiz, $cm, $context, $viewobj) {
        $output = '';
        $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;
    }

/**
     * 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) {
        global $CFG;
        $output = '';

if (!$viewobj->quizhasquestions) {
            $output .= $this->no_questions_message($viewobj->canedit, $viewobj->editurl);
        }

$output .= $this->access_messages($viewobj->preventmessages);

if ($viewobj->buttontext) {
            $output .= $this->start_attempt_button($viewobj->buttontext,
                    $viewobj->startattempturl, $viewobj->startattemptwarning,
                    $viewobj->popuprequired, $viewobj->popupoptions);

}

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 int $course The course ID
     * @param array $quiz Array containging quiz date
     * @param int $cm The Course Module ID
     * @param int $context The page Context ID
     * @param mod_quiz_view_object $viewobj
     * @param string $buttontext
     */
    public function start_attempt_button($buttontext, moodle_url $url,
            $startattemptwarning, $popuprequired, $popupoptions) {

$button = new single_button($url, $buttontext);
        $button->class .= ' quizstartbuttondiv';

$warning = '';
        if ($popuprequired) {
            $this->page->requires->js_module(quiz_get_js_module());
            $this->page->requires->js('/mod/quiz/module.js');
            $popupaction = new popup_action('click', $url, 'quizpopup', $popupoptions);

$button->class .= ' quizsecuremoderequired';
            $button->add_action(new component_action('click',
                    'M.mod_quiz.secure_window.start_attempt_action', array(
                        'url' => $url->out(false),
                        'windowname' => 'quizpopup',
                        'options' => $popupaction->get_js_options(),
                        'fullscreen' => true,
                        'startattemptwarning' => $startattemptwarning,
                    )));

$warning = html_writer::tag('noscript', $this->heading(get_string('noscript', 'quiz')));

} else if ($startattemptwarning) {
            $button->add_action(new confirm_action($startattemptwarning, null,
                    get_string('startattempt', 'quiz')));
        }

return $this->render($button) . $warning;
    }

/**
     * 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 object $quiz the quiz settings.
     * @param object $cm the course_module object.
     * @param object $context the quiz context.
     * @return string HTML to output.
     */
    public function no_questions_message($canedit, $editurl) {
        $output = '';
        $output .= $this->notification(get_string('noquestions', 'quiz'));
        if ($canedit) {
            $output .= $this->single_button($editurl, get_string('editquiz', 'quiz'), 'get');
        }

return $output;
    }

/**
     * Outputs an error message for any guests accessing the quiz
     *
     * @param int $course The course ID
     * @param array $quiz Array contingin quiz data
     * @param int $cm Course Module ID
     * @param int $context The page contect ID
     * @param array $messages Array containing any messages
     */
    public function view_page_guest($course, $quiz, $cm, $context, $messages) {
        $output = '';
        $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'));
        $output .= $this->confirm($guestno."\n\n".$liketologin."\n", get_login_url(),
                get_referer(false));
        return $output;
    }

/**
     * Outputs and error message for anyone who is not enrolle don the course
     *
     * @param int $course The course ID
     * @param array $quiz Array contingin quiz data
     * @param int $cm Course Module ID
     * @param int $context The page contect ID
     * @param array $messages Array containing any messages
     */
    public function view_page_notenrolled($course, $quiz, $cm, $context, $messages) {
        global $CFG;
        $output = '';
        $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 object $context the quiz context.
     * @param array $messages any access messages that should be described.
     * @return string HTML to output.
     */
    public function view_information($quiz, $cm, $context, $messages) {
        global $CFG;

$output = '';

// Print quiz name and description.
        $output .= $this->heading(format_string($quiz->name));
        $output .= $this->quiz_intro($quiz, $cm);

// 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'));
            }
        }
        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();
        $table->size = array();
        if ($viewobj->attemptcolumn) {
            $table->head[] = get_string('attemptnumber', 'quiz');
            $table->align[] = 'center';
            $table->size[] = '';
        }
        $table->head[] = get_string('attemptstate', 'quiz');
        //$table->align[] = 'left';
		$table->align[] = 'center';
        $table->size[] = '';
        if ($viewobj->markcolumn) {
            $table->head[] = get_string('marks', 'quiz') . ' / ' .
                    quiz_format_grade($quiz, $quiz->sumgrades);
            $table->align[] = 'center';
            $table->size[] = '';
        }
        if ($viewobj->gradecolumn) {
            $table->head[] = get_string('grade') . ' / ' .
                    quiz_format_grade($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->align[] = 'center';
            $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 object $quiz the quiz object. Only $quiz->id is used at the moment.
     * @param object $cm the cm object. Only $cm->course, $cm->groupmode and $cm->groupingid
     * fields are used at the moment.
     * @param object $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);
    }

/**
     * 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.
     */
    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 string $startattemptwarning alert to show the user before starting an attempt. */
    public $startattemptwarning;
    /** @var moodle_url $startattempturl URL to start an attempt. */
    public $startattempturl;
    /** @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;
}

変更されたテキスト

ファイルを開く

<?php
//Modified Moodle 2.7.2 /mod/quiz/renderer.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();

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

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

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

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

return $summarydata;
    }

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

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

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

return $output;
    }

} else {
            return html_writer::link($url, get_string('finishreview', 'quiz'));
        }
    }

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

$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;
    }

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

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

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

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

return $output;
    }

$output .= $this->box_end();
        $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';
		
		
		// Get the summary info for each question.
        $slots = $attemptobj->get_slots();
		
		//Make a copy of the $slots array into $slots_ques array, but the difference is that $slots_ques array contains only bona-fide questions, 
		//not description questions!
		//Frankie Kam, 29th April 2015
		//
		$slots_ques = array();

foreach ($slots as $slot) {
            if (!$attemptobj->is_real_question($slot)) {
			    //Is the current question a description question? Skip it and don't copy it inside $slots_ques array!
                continue;
            }
			//Make a copy of the question inside $slots_ques
			$slots_ques[] = $slot;
		}
		
		
		$MAXVAL = sizeof($slots_ques);
			
		$COLS=3;
		if ($MAXVAL % $COLS > 0)
			$nearest3 = $MAXVAL + ($COLS - $MAXVAL % $COLS); 
		else
			$nearest3 = $MAXVAL;
       		
		$ROWS = $nearest3/$COLS;

if($MAXVAL>2)
           $table->head = array(get_string('question', 'quiz'), get_string('status', 'quiz'), get_string('question', 'quiz'), get_string('status', 'quiz'), get_string('question', 'quiz'), get_string('status', 'quiz'));
		else if($MAXVAL==2)
		  	    $table->head = array(get_string('question', 'quiz'), get_string('status', 'quiz'), get_string('question', 'quiz'), get_string('status', 'quiz'));
		     else  if($MAXVAL==1)
			          $table->head = array(get_string('question', 'quiz'),get_string('status', 'quiz'));
					else if($MAXVAL<=0)
							$table->head = get_string('huh', 'what');
							
		
		//This makes the first column of question number links, aligned to theright
		//Frankie Kam, 29th April 2015
        //Original was: $table->align = array('left', 'left');
		$table->align = array('right', 'right','right', 'right', 'right', 'right');
        $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[] = '';
        }
		
			
        $table->data = array();

for($r = 1; $r <= $ROWS; $r++) 
		{

$column1 = '';
			 $column2 = '';
			 $column3 = '';
		
			 if($r+($nearest3/$COLS)*2 <= $MAXVAL)
			 {		
				$flag1 = '';
			    if ($attemptobj->is_real_question($slots_ques[$r-1])) {
				   if ($attemptobj->is_question_flagged($slots_ques[$r-1])) {
					   $flag1 = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),
                        'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
				   }
				   $column1 = html_writer::link($attemptobj->attempt_url($slots_ques[$r-1]), $attemptobj->get_question_number($slots_ques[$r-1]) . $flag1);
				}
				
			    if ($attemptobj->is_real_question($slots_ques[$r-1+($nearest3/$COLS)])) {
					$flag2 = '';
					if ($attemptobj->is_question_flagged($slots_ques[$r-1+($nearest3/$COLS)])) {
						$flag2 = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),
							'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
					}
					$column2 = html_writer::link($attemptobj->attempt_url($slots_ques[$r-1+($nearest3/$COLS)]), $attemptobj->get_question_number($slots_ques[$r-1+($nearest3/$COLS)]) . $flag2);
				}
				
				if ($attemptobj->is_real_question($slots_ques[$r-1+($nearest3/$COLS)*2])) {
					$flag3 = '';
					if ($attemptobj->is_question_flagged($slots_ques[$r-1+($nearest3/$COLS)*2])) {
						$flag3 = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),
							'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
					}
					$column3 = html_writer::link($attemptobj->attempt_url($slots_ques[$r-1+($nearest3/$COLS)*2]), $attemptobj->get_question_number($slots_ques[$r-1+($nearest3/$COLS)*2]) . $flag3);
				}
				
				if($attemptobj->get_question_status($slots_ques[$r-1], $displayoptions->correctness)=="Not yet answered")
				    $stylecolor1 = 'color:#C21D25';
				else
				    $stylecolor1 = 'color:black';
					
				if($attemptobj->get_question_status($slots_ques[$r-1+($nearest3/$COLS)], $displayoptions->correctness)=="Not yet answered")
				    $stylecolor2 = 'color:#C21D25';
				else
				    //$stylecolor2 = 'color:black; background-color:green';
					$stylecolor2 = 'color:black';

if($attemptobj->get_question_status($slots_ques[$r-1+($nearest3/$COLS)*2], $displayoptions->correctness)=="Not yet answered")
				    $stylecolor3 = 'color:#C21D25';
				else
				    $stylecolor3 = 'color:black';

$row = 
					array(
						$column1, 
						html_writer::div($attemptobj->get_question_status($slots_ques[$r-1], $displayoptions->correctness), reddy,array('style' => $stylecolor1)),
					    
						$column2, 
						html_writer::div($attemptobj->get_question_status($slots_ques[$r-1+($nearest3/$COLS)], $displayoptions->correctness), reddy,array('style' => $stylecolor2)),
					
						$column3, 
						html_writer::div($attemptobj->get_question_status($slots_ques[$r-1+($nearest3/$COLS)*2], $displayoptions->correctness), reddy,array('style' => $stylecolor3))
						
					);
			  }
			  else			 
			 if($r+($nearest3/$COLS) <= $MAXVAL)
			 {		
				$column1 = '';
				$column2 = '';
				
				if ($attemptobj->is_real_question($slots_ques[$r-1])) {
					$flag1 = '';
					if ($attemptobj->is_question_flagged($slots_ques[$r-1])) {
						$flag1 = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),
							'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
					}
					$column1 = html_writer::link($attemptobj->attempt_url($slots_ques[$r-1]), $attemptobj->get_question_number($slots_ques[$r-1]) . $flag1);
				}

if ($attemptobj->is_real_question($slots_ques[$r-1+($nearest3/$COLS)])) {
					$flag2 = '';
					if ($attemptobj->is_question_flagged($slots_ques[$r-1+($nearest3/$COLS)])) {
						$flag2 = html_writer::empty_tag('img', array('src' => $this->pix_url('i/flagged'),
							'alt' => get_string('flagged', 'question'), 'class' => 'questionflag icon-post'));
					}
					$column2 = html_writer::link($attemptobj->attempt_url($slots_ques[$r-1+($nearest3/$COLS)]), $attemptobj->get_question_number($slots_ques[$r-1+($nearest3/$COLS)]) . $flag2);
				}

if($attemptobj->get_question_status($slots_ques[$r-1], $displayoptions->correctness)=="Not yet answered")
				    $stylecolor1 = 'color:#C21D25';
				else
				    $stylecolor1 = 'color:black';
					
				if($attemptobj->get_question_status($slots_ques[$r-1+($nearest3/$COLS)], $displayoptions->correctness)=="Not yet answered")
				    $stylecolor2 = 'color:#C21D25';
				else
					$stylecolor2 = 'color:black';

$column1 = html_writer::link($attemptobj->attempt_url($slots_ques[$r-1]), $attemptobj->get_question_number($slots_ques[$r-1]) . $flag1);
				}

if($attemptobj->get_question_status($slots_ques[$r-1], $displayoptions->correctness)=="Not yet answered")
				    $stylecolor1 = 'color:#C21D25';
				else
				    $stylecolor1 = 'color:black';
				
				$row = 
					array(
						$column1, 
						html_writer::div($attemptobj->get_question_status($slots_ques[$r-1], $displayoptions->correctness), reddy,array('style' => $stylecolor1))
					);
			  }

if ($markscolumn) {
                $row[] = $attemptobj->get_question_mark($slots_ques[$r-1]);
            }
            $table->data[] = $row;
            $table->rowclasses[] = $attemptobj->get_question_state_class(
                    $slots_ques[$r-1], $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 = '';

} 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;
    }

if (!$viewobj->quizhasquestions) {
            $output .= $this->no_questions_message($viewobj->canedit, $viewobj->editurl);
        }

$output .= $this->access_messages($viewobj->preventmessages);

}

return $output;
    }

$button = new single_button($url, $buttontext);
        $button->class .= ' quizstartbuttondiv';

$warning = html_writer::tag('noscript', $this->heading(get_string('noscript', 'quiz')));

} else if ($startattemptwarning) {
            $button->add_action(new confirm_action($startattemptwarning, null,
                    get_string('startattempt', 'quiz')));
        }

return $this->render($button) . $warning;
    }

return $output;
    }

$output = '';

// Print quiz name and description.
        $output .= $this->heading(format_string($quiz->name));
        $output .= $this->quiz_intro($quiz, $cm);

// Output any access messages.
        if ($messages) {
            $output .= $this->box($this->access_messages($messages), 'quizinfo');
        }

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);
    }

// Prepare table header.
        $table = new html_table();
        $table->attributes['class'] = 'generaltable quizattemptsummary';
        $table->head = array();
        $table->align = array();
        $table->size = array();
        if ($viewobj->attemptcolumn) {
            $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) {
            $table->head[] = get_string('grade') . ' / ' .
                    quiz_format_grade($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();

$row[] = $this->attempt_state($attemptobj);

// 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()) {

$row[] = quiz_format_grade($quiz, $attemptgrade);
                } else {
                    $row[] = '';
                }
            }

if ($viewobj->canreviewmine) {
                $row[] = $viewobj->accessmanager->make_review_link($attemptobj->get_attempt(),
                        $attemptoptions, $this);
            }

$output = '';
        $output .= $this->view_table_heading();
        $output .= html_writer::table($table);
        return $output;
    }

case quiz_attempt::ABANDONED:
                return get_string('stateabandoned', 'quiz');
        }
    }

if ($viewobj->mygradeoverridden) {

if ($resultinfo) {
            $output .= $this->box($resultinfo, 'generalbox', 'feedback');
        }
        return $output;
    }

} else {
            return html_writer::link($url, get_string('review', 'quiz'),
                    array('title' => get_string('reviewthisattempt', 'quiz')));
        }
    }

$graph = html_writer::empty_tag('img', array('src' => $url, 'alt' => $title));

return $this->heading($title, 3) . html_writer::tag('div', $graph, array('class' => 'graph'));
    }

class mod_quiz_links_to_other_attempts implements renderable {
    /**
     * @var array string attempt number => url, or null for the current attempt.
     */
    public $links = array();
}