//.........这里部分代码省略.........
                                get_string('generalstructure', 'webservice'),
                                $this->detailed_description_html($paramdesc),
                                'FFF1BC');
                ///xml-rpc structure of the argument in PHP format
                if (!empty($activatedprotocol['xmlrpc'])) {
                    $documentationhtml .= $this->colored_box_with_pre_tag(
                                    get_string('phpparam', 'webservice'),
                                    htmlentities('[' . $paramname . '] =>'
                                            . $this->xmlrpc_param_description_html($paramdesc)),
                                    'DFEEE7');
                }
                ///POST format for the REST protocol for the argument
                if (!empty($activatedprotocol['rest'])) {
                    $documentationhtml .= $this->colored_box_with_pre_tag(
                                    get_string('restparam', 'webservice'),
                                    htmlentities($this->rest_param_description_html(
                                                    $paramdesc, $paramname)),
                                    'FEEBE5');
                }
                $documentationhtml .= html_writer::end_tag('span');
            }
            $documentationhtml .= $br . $br;


            /// function response documentation
            $documentationhtml .= html_writer::start_tag('span', array('style' => 'color:#EA33A6'));
            $documentationhtml .= get_string('response', 'webservice');
            $documentationhtml .= html_writer::end_tag('span');
            $documentationhtml .= $br;
            /// function response description
            $documentationhtml .= html_writer::start_tag('span', array('style' => 'font-size:80%'));
            if (!empty($description->returns_desc->desc)) {
                $documentationhtml .= $description->returns_desc->desc;
                $documentationhtml .= $br . $br;
            }
            if (!empty($description->returns_desc)) {
                ///general structure of the response
                $documentationhtml .= $this->colored_box_with_pre_tag(
                                get_string('generalstructure', 'webservice'),
                                $this->detailed_description_html($description->returns_desc),
                                'FFF1BC');
                ///xml-rpc structure of the response in PHP format
                if (!empty($activatedprotocol['xmlrpc'])) {
                    $documentationhtml .= $this->colored_box_with_pre_tag(
                                    get_string('phpresponse', 'webservice'),
                                    htmlentities($this->xmlrpc_param_description_html(
                                                    $description->returns_desc)),
                                    'DFEEE7');
                }
                ///XML response for the REST protocol
                if (!empty($activatedprotocol['rest'])) {
                    $restresponse = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
                            . $brakeline . "<RESPONSE>" . $brakeline;
                    $restresponse .= $this->description_in_indented_xml_format(
                                    $description->returns_desc);
                    $restresponse .="</RESPONSE>" . $brakeline;
                    $documentationhtml .= $this->colored_box_with_pre_tag(
                                    get_string('restcode', 'webservice'),
                                    htmlentities($restresponse),
                                    'FEEBE5');
                }
            }
            $documentationhtml .= html_writer::end_tag('span');
            $documentationhtml .= $br . $br;

            /// function errors documentation for REST protocol
            if (!empty($activatedprotocol['rest'])) {
                $documentationhtml .= html_writer::start_tag('span', array('style' => 'color:#EA33A6'));
                $documentationhtml .= get_string('errorcodes', 'webservice');
                $documentationhtml .= html_writer::end_tag('span');
                $documentationhtml .= $br . $br;
                $documentationhtml .= html_writer::start_tag('span', array('style' => 'font-size:80%'));
                $errormessage = get_string('invalidparameter', 'debug');
                $restexceptiontext = <<<EOF
<?xml version="1.0" encoding="UTF-8"?>
<EXCEPTION class="invalid_parameter_exception">
    <MESSAGE>{$errormessage}</MESSAGE>
    <DEBUGINFO></DEBUGINFO>
</EXCEPTION>
EOF;
                $documentationhtml .= $this->colored_box_with_pre_tag(
                                get_string('restexception', 'webservice'),
                                htmlentities($restexceptiontext),
                                'FEEBE5');

                $documentationhtml .= html_writer::end_tag('span');
            }
            $documentationhtml .= $br . $br;
            if (empty($printableformat)) {
                $documentationhtml .= print_collapsible_region_end(true);
            }
        }

        /// close the table and return the documentation
        $documentationhtml .= html_writer::end_tag('td');
        $documentationhtml .= html_writer::end_tag('tr');
        $documentationhtml .= html_writer::end_tag('table');

        return $documentationhtml;
    }

} elseif ($ownsubmission) {
    $PAGE->navbar->add(get_string('mysubmission', 'workshop'));
} else {
    $PAGE->navbar->add(get_string('submission', 'workshop'));
}
// Output starts here
$output = $PAGE->get_renderer('mod_workshop');
echo $output->header();
echo $output->heading(format_string($workshop->name), 2);
// show instructions for submitting as thay may contain some list of questions and we need to know them
// while reading the submitted answer
if (trim($workshop->instructauthors)) {
    $instructions = file_rewrite_pluginfile_urls($workshop->instructauthors, 'pluginfile.php', $PAGE->context->id, 'mod_workshop', 'instructauthors', 0, workshop::instruction_editors_options($PAGE->context));
    print_collapsible_region_start('', 'workshop-viewlet-instructauthors', get_string('instructauthors', 'workshop'));
    echo $output->box(format_text($instructions, $workshop->instructauthorsformat, array('overflowdiv' => true)), array('generalbox', 'instructions'));
    print_collapsible_region_end();
}
// if in edit mode, display the form to edit the submission
if ($edit) {
    if (!empty($CFG->enableplagiarism)) {
        require_once $CFG->libdir . '/plagiarismlib.php';
        echo plagiarism_print_disclosure($cm->id);
    }
    $mform->display();
    echo $output->footer();
    die;
}
// else display the submission
if ($submission->id) {
    if ($seenaspublished) {
        $showauthor = has_capability('mod/workshop:viewauthorpublished', $workshop->context);

 /**
  * Output this user_selector as HTML.
  * @param boolean $return if true, return the HTML as a string instead of outputting it.
  * @return mixed if $return is true, returns the HTML as a string, otherwise returns nothing.
  */
 public function display($return = false)
 {
     global $PAGE;
     // Get the list of requested users.
     $search = optional_param($this->name . '_searchtext', '', PARAM_RAW);
     if (optional_param($this->name . '_clearbutton', false, PARAM_BOOL)) {
         $search = '';
     }
     $groupedusers = $this->find_users($search);
     // Output the select.
     $name = $this->name;
     $multiselect = '';
     if ($this->multiselect) {
         $name .= '[]';
         $multiselect = 'multiple="multiple" ';
     }
     $output = '<div class="userselector" id="' . $this->name . '_wrapper">' . "\n" . '<select name="' . $name . '" id="' . $this->name . '" ' . $multiselect . 'size="' . $this->rows . '">' . "\n";
     // Populate the select.
     $output .= $this->output_options($groupedusers, $search);
     // Output the search controls.
     $output .= "</select>\n<div>\n";
     $output .= '<input type="text" name="' . $this->name . '_searchtext" id="' . $this->name . '_searchtext" size="15" value="' . s($search) . '" />';
     $output .= '<input type="submit" name="' . $this->name . '_searchbutton" id="' . $this->name . '_searchbutton" value="' . $this->search_button_caption() . '" />';
     $output .= '<input type="submit" name="' . $this->name . '_clearbutton" id="' . $this->name . '_clearbutton" value="' . get_string('clear') . '" />';
     // And the search options.
     $optionsoutput = false;
     if (!user_selector_base::$searchoptionsoutput) {
         $output .= print_collapsible_region_start('', 'userselector_options', get_string('searchoptions'), 'userselector_optionscollapsed', true, true);
         $output .= $this->option_checkbox('preserveselected', $this->preserveselected, get_string('userselectorpreserveselected'));
         $output .= $this->option_checkbox('autoselectunique', $this->autoselectunique, get_string('userselectorautoselectunique'));
         $output .= $this->option_checkbox('searchanywhere', $this->searchanywhere, get_string('userselectorsearchanywhere'));
         $output .= print_collapsible_region_end(true);
         $PAGE->requires->js_init_call('M.core_user.init_user_selector_options_tracker', array(), false, self::$jsmodule);
         user_selector_base::$searchoptionsoutput = true;
     }
     $output .= "</div>\n</div>\n\n";
     // Initialise the ajax functionality.
     $output .= $this->initialise_javascript($search);
     // Return or output it.
     if ($return) {
         return $output;
     } else {
         echo $output;
     }
 }

/**
 * Print (or return) a collapsible region, that has a caption that can
 * be clicked to expand or collapse the region.
 *
 * If JavaScript is off, then the region will always be expanded.
 *
 * @param string $contents the contents of the box.
 * @param string $classes class names added to the div that is output.
 * @param string $id id added to the div that is output. Must not be blank.
 * @param string $caption text displayed at the top. Clicking on this will cause the region to expand or contract.
 * @param string $userpref the name of the user preference that stores the user's preferred default state.
 *      (May be blank if you do not wish the state to be persisted.
 * @param boolean $default Initial collapsed state to use if the user_preference it not set.
 * @param boolean $return if true, return the HTML as a string, rather than printing it.
 * @return string|void If $return is false, returns nothing, otherwise returns a string of HTML.
 */
function print_collapsible_region($contents, $classes, $id, $caption, $userpref = '', $default = false, $return = false)
{
    $output = print_collapsible_region_start($classes, $id, $caption, $userpref, $default, true);
    $output .= $contents;
    $output .= print_collapsible_region_end(true);
    if ($return) {
        return $output;
    } else {
        echo $output;
    }
}

 protected function render_workshop_random_examples_helper(workshop_random_examples_helper $helper) {
     $precision = ini_set('precision',4);
     $o = '';
     $infos = array();
     $problems = array();
     $titles = workshop_random_examples_helper::$descriptors[count($helper->slices)];
     
     $helptext = $this->output->heading_with_help("What does this mean?","randomexampleshelp",'workshop');
     
     foreach($helper->slices as $i => $s) {
         $o .= "<div class='slice' style='background-color: #$s->colour; width: $s->width; left: $s->min%'></div>";
         $o .= "<div class='mean' style='background-color: #$s->meancolour; left: $s->mean%'></div>";
         $count = count($s->submissions);
         $infos[] = "<div class='info'><h3 style='color:#$s->meancolour'>$titles[$i]</h3>Range $s->min% to $s->max% | Average $s->mean%</div>";
         if (isset($s->warnings))
             $problems = array_merge($problems, $s->warnings);
         foreach($s->submissions as $a) {
             $o .= "<div class='submission' style='background-color: #$s->subcolour; left:$a->grade%'></div>";
         }
     }
     $problemstr = "";
     if (count($problems)) {
         $problemstr = print_collapsible_region_start('random-examples-problems','random_examples_problems','Warnings','',true,true);
         $problemstr .= "<ul>";
         foreach($problems as $p)
             $problemstr .= "<li>$p</li>";
         $problemstr .= print_collapsible_region_end(true);
         $problemstr .= "</ul>";
     }
     ini_set('precision',$precision);
     return "$helptext<div class='random-examples-helper'>$o</div> <div class='random-examples-info'>" . implode($infos) . "</div>$problemstr";
 }

 /**
  * Renders the full assessment
  *
  * @param workshop_assessment $assessment
  * @return string HTML
  */
 protected function render_workshop_assessment(workshop_assessment $assessment)
 {
     $o = '';
     // output HTML code
     $anonymous = is_null($assessment->reviewer);
     $classes = 'assessment-full';
     if ($anonymous) {
         $classes .= ' anonymous';
     }
     $o .= $this->output->container_start($classes);
     $o .= $this->output->container_start('header');
     if (!empty($assessment->title)) {
         $title = s($assessment->title);
     } else {
         $title = get_string('assessment', 'workshop');
     }
     if ($assessment->url instanceof moodle_url and $this->page->url != $assessment->url) {
         $o .= $this->output->container(html_writer::link($assessment->url, $title), 'title');
     } else {
         $o .= $this->output->container($title, 'title');
     }
     if (!$anonymous) {
         $reviewer = $assessment->reviewer;
         $userpic = $this->output->user_picture($reviewer, array('courseid' => $this->page->course->id, 'size' => 32));
         $userurl = new moodle_url('/user/view.php', array('id' => $reviewer->id, 'course' => $this->page->course->id));
         $a = new stdClass();
         $a->name = fullname($reviewer);
         $a->url = $userurl->out();
         $byfullname = get_string('assessmentby', 'workshop', $a);
         $oo = $this->output->container($userpic, 'picture');
         $oo .= $this->output->container($byfullname, 'fullname');
         $o .= $this->output->container($oo, 'reviewer');
     }
     if (is_null($assessment->realgrade)) {
         $o .= $this->output->container(get_string('notassessed', 'workshop'), 'grade nograde');
     } else {
         $a = new stdClass();
         $a->max = $assessment->maxgrade;
         $a->received = $assessment->realgrade;
         $o .= $this->output->container(get_string('gradeinfo', 'workshop', $a), 'grade');
         if (!is_null($assessment->weight) and $assessment->weight != 1) {
             $o .= $this->output->container(get_string('weightinfo', 'workshop', $assessment->weight), 'weight');
         }
     }
     $o .= $this->output->container_start('actions');
     foreach ($assessment->actions as $action) {
         $o .= $this->output->single_button($action->url, $action->label, $action->method);
     }
     $o .= $this->output->container_end();
     // actions
     $o .= $this->output->container_end();
     // header
     if (!is_null($assessment->form)) {
         $o .= print_collapsible_region_start('assessment-form-wrapper', uniqid('workshop-assessment'), get_string('assessmentform', 'workshop'), '', false, true);
         $o .= $this->output->container(self::moodleform($assessment->form), 'assessment-form');
         $o .= print_collapsible_region_end(true);
         if (!$assessment->form->is_editable()) {
             $o .= $this->overall_feedback($assessment);
         }
     }
     $o .= $this->output->container_end();
     // main wrapper
     return $o;
 }

//.........这里部分代码省略.........
                 // Reduce number of sections.
                 $strremovesection = get_string('reducesections', 'moodle');
                 $url = new moodle_url('/course/changenumsections.php', array('courseid' => $course->id, 'increase' => false, 'sesskey' => sesskey()));
                 $icon = $this->output->pix_icon('t/switch_minus', $strremovesection);
                 $tabs[] = new tabobject("tab_topic_remove", $url, $icon, s($strremovesection));
             }
         }
         $sectiontitle .= $OUTPUT->tabtree($tabs, "tab_topic_" . $displaysection, $inactive_tabs);
         //print_tabs($tabs, "tab_topic_" . $displaysection, $inactive_tabs, $active_tabs, true);
     }
     echo $sectiontitle;
     if (!$sections[$displaysection]->uservisible && !$canviewhidden) {
         if (!$course->hiddensections) {
             //Not used more, is controled in /course/view.php
         }
         // Can't view this section.
     } else {
         if ($course->realcoursedisplay != COURSE_DISPLAY_MULTIPAGE || $displaysection !== 0) {
             // Now the list of sections..
             echo $this->start_section_list();
             // The requested section page.
             $thissection = $sections[$displaysection];
             echo $this->section_header($thissection, $course, true);
             // Show completion help icon.
             $completioninfo = new completion_info($course);
             echo $completioninfo->display_help_icon();
             echo $this->courserenderer->course_section_cm_list($course, $thissection, $displaysection);
             echo $this->courserenderer->course_section_add_cm_control($course, $displaysection, $displaysection);
             echo $this->section_footer();
             echo $this->end_section_list();
         }
     }
     // Display section bottom navigation.
     $sectionbottomnav = '';
     $sectionbottomnav .= html_writer::start_tag('div', array('class' => 'section-navigation mdl-bottom'));
     $sectionbottomnav .= html_writer::tag('span', $sectionnavlinks['previous'], array('class' => 'mdl-left'));
     $sectionbottomnav .= html_writer::tag('span', $sectionnavlinks['next'], array('class' => 'mdl-right'));
     $sectionbottomnav .= html_writer::end_tag('div');
     echo $sectionbottomnav;
     // close single-section div.
     echo html_writer::end_tag('div');
     if ($PAGE->user_is_editing() && has_capability('moodle/course:update', $context)) {
         echo '<br class="utilities-separator" />';
         print_collapsible_region_start('move-list-box clearfix collapsible mform', 'course_format_onetopic_config_movesection', get_string('utilities', 'format_onetopic'), '', true);
         //Move controls
         if ($can_move && !empty($move_list_html)) {
             echo html_writer::start_div("form-item clearfix");
             echo html_writer::start_div("form-label");
             echo html_writer::tag('label', get_string('movesectionto', 'format_onetopic'));
             echo html_writer::end_div();
             echo html_writer::start_div("form-setting");
             echo html_writer::tag('ul', $move_list_html, array('class' => 'move-list'));
             echo html_writer::end_div();
             echo html_writer::start_div("form-description");
             echo html_writer::tag('p', get_string('movesectionto_help', 'format_onetopic'));
             echo html_writer::end_div();
             echo html_writer::end_div();
         }
         $baseurl = course_get_url($course, $displaysection);
         $baseurl->param('sesskey', sesskey());
         $url = clone $baseurl;
         global $USER, $OUTPUT;
         if (isset($USER->onetopic_da[$course->id]) && $USER->onetopic_da[$course->id]) {
             $url->param('onetopic_da', 0);
             $text_button_disableajax = get_string('enable', 'format_onetopic');
         } else {
             $url->param('onetopic_da', 1);
             $text_button_disableajax = get_string('disable', 'format_onetopic');
         }
         echo html_writer::start_div("form-item clearfix");
         echo html_writer::start_div("form-label");
         echo html_writer::tag('label', get_string('disableajax', 'format_onetopic'));
         echo html_writer::end_div();
         echo html_writer::start_div("form-setting");
         echo html_writer::link($url, $text_button_disableajax);
         echo html_writer::end_div();
         echo html_writer::start_div("form-description");
         echo html_writer::tag('p', get_string('disableajax_help', 'format_onetopic'));
         echo html_writer::end_div();
         echo html_writer::end_div();
         //Duplicate current section option
         if (has_capability('moodle/course:manageactivities', $context)) {
             $url_duplicate = new moodle_url('/course/format/onetopic/duplicate.php', array('courseid' => $course->id, 'section' => $displaysection, 'sesskey' => sesskey()));
             $link = new action_link($url_duplicate, get_string('duplicate', 'format_onetopic'));
             $link->add_action(new confirm_action(get_string('duplicate_confirm', 'format_onetopic'), null, get_string('duplicate', 'format_onetopic')));
             echo html_writer::start_div("form-item clearfix");
             echo html_writer::start_div("form-label");
             echo html_writer::tag('label', get_string('duplicatesection', 'format_onetopic'));
             echo html_writer::end_div();
             echo html_writer::start_div("form-setting");
             echo $this->render($link);
             echo html_writer::end_div();
             echo html_writer::start_div("form-description");
             echo html_writer::tag('p', get_string('duplicatesection_help', 'format_onetopic'));
             echo html_writer::end_div();
             echo html_writer::end_div();
         }
         print_collapsible_region_end();
     }
 }

 /**
  * Print the "advanced" UI elements for the form to select which questions. Hidden by default.
  */
 protected function display_advanced_search_form()
 {
     print_collapsible_region_start('', 'advancedsearch', get_string('advancedsearchoptions', 'question'), 'question_bank_advanced_search');
     foreach ($this->searchconditions as $searchcondition) {
         echo $searchcondition->display_options_adv($this);
     }
     print_collapsible_region_end();
 }

function forum_print_posts_nested($course, &$cm, $forum, $discussion, $parent, $reply, $forumtracked, $posts, $parentid = 0, $count = 1, $flag = 0)
{
    global $USER, $CFG, $DB;
    $link = false;
    $modcontext = context_module::instance($cm->id);
    if (!empty($posts[$parent->id]->children)) {
        $posts = $posts[$parent->id]->children;
        foreach ($posts as $post) {
            if ((show_discussion($parentid, $forum) and $post->userid != $USER->id and !$flag) && !has_capability('mod/forum:editanypost', $modcontext)) {
                continue;
            } else {
                $flag = 1;
            }
            echo '<div class="indent">';
            if (!isloggedin()) {
                $ownpost = false;
            } else {
                $ownpost = $USER->id == $post->userid;
            }
            $post->subject = format_string($post->subject);
            $postread = !empty($post->postread);
            if ($forum->type == 'collaborate' and $post->parent == $parentid) {
                $regionid = 'forum-questionview' . $count;
                print_collapsible_region_start('', $regionid, get_string('questionview', 'forum'));
                forum_print_post($post, $discussion, $forum, $cm, $course, $ownpost, $reply, false, '', '', $postread, true, $forumtracked, false, $parentid);
            } else {
                forum_print_post($post, $discussion, $forum, $cm, $course, $ownpost, $reply, false, '', '', $postread, true, $forumtracked, false, $parentid);
            }
            if ($forum->type == 'collaborate') {
                $n = $DB->count_records('forum_posts', array('parent' => $post->id));
                if ($n == 0) {
                    print_collapsible_region_end();
                }
            }
            forum_print_posts_nested($course, $cm, $forum, $discussion, $post, $reply, $forumtracked, $posts, $parentid, $count + 1, $flag);
            $flag = 0;
            echo "</div>\n";
            $count = $count + 1;
        }
    }
}

 /**
  * Returns HTML of the end of collapsible region with trailing content.
  *
  * @param string $content_after
  * @return string
  */
 public function end_region($contentafter = '')
 {
     return "\n" . print_collapsible_region_end(true) . "\n" . $contentafter;
 }

                     ////$currentExam .= print_single_button($link, $options, $label, 'get', '', true, '', $disabled);
                     //$currentExam .= print_container_end(true);
                     //$currentExam .= "<div id='info_$record->id'></div><br/>";
                     //$currentExam .= "<hr>";
                 } else {
                     echo "Your Exam is OVER2<br />";
                     //echo date($format,$currentTime)." is after ".date($format,$record->endtime). "<br />";
                     $cm = $DB->get_record('course_modules', array('course' => $course->id, 'module' => '12', 'id' => $record->quizid));
                     $quiz = $DB->get_record('quiz', array('id' => $cm->instance));
                     $caption = "<i>" . $quiz->name . ":</i>";
                     $id = "prev_" . $record->id;
                     $prevExam .= print_collapsible_region_start("", $id, $caption, false, true, true);
                     //$prevExam .= "<b>Your Previous Grades for: </b><i>".$quiz->name.":</i><br/><br/>";
                     $prevExam .= $record->grade1 . "/" . $quiz->sumgrades;
                     $prevExam .= " | <a href='{$CFG->wwwroot}/mod/quiz/summary.php?attempt={$record->attemptid}'>Summary</a>";
                     $prevExam .= print_collapsible_region_end(true);
                 }
             }
         }
     }
 }
 $records->close();
 // Counter
 //echo "<script language='JavaScript'>";
 //echo "var countDownInterval=$timeleft;";   //configure refresh interval (in seconds) 1800 = 30 min
 //echo "var c_reloadwidth=200;";   //configure width of displayed text, in px (applicable only in NS4)
 //echo "</script>";
 //echo "<ilayer id='c_reload' width=&{c_reloadwidth}; ><layer id='c_reload2' width=&{c_reloadwidth}; left=0 top=0></layer></ilayer>";
 echo $currentExam;
 if (!empty($prevExam)) {
     echo "<b>Your Previous Grades for: </b>";