示例#1
0
/**
 * Serves seplment submissions and other files.
 *
 * @param mixed $course course or id of the course
 * @param mixed $cm course module or id of the course module
 * @param context $context
 * @param string $filearea
 * @param array $args
 * @param bool $forcedownload
 * @return bool false if file not found, does not return if found - just send the file
 */
function seplsubmission_onlinetext_pluginfile($course, $cm, context $context, $filearea, $args, $forcedownload)
{
    global $DB, $CFG;
    if ($context->contextlevel != CONTEXT_MODULE) {
        return false;
    }
    require_login($course, false, $cm);
    $itemid = (int) array_shift($args);
    $record = $DB->get_record('sepl_submission', array('id' => $itemid), 'userid, seplment, groupid', MUST_EXIST);
    $userid = $record->userid;
    $groupid = $record->groupid;
    require_once $CFG->dirroot . '/mod/sepl/locallib.php';
    $sepl = new sepl($context, $cm, $course);
    if ($sepl->get_instance()->id != $record->seplment) {
        return false;
    }
    if ($sepl->get_instance()->teamsubmission && !$sepl->can_view_group_submission($groupid)) {
        return false;
    }
    if (!$sepl->get_instance()->teamsubmission && !$sepl->can_view_submission($userid)) {
        return false;
    }
    $relativepath = implode('/', $args);
    $fullpath = "/{$context->id}/seplsubmission_onlinetext/{$filearea}/{$itemid}/{$relativepath}";
    $fs = get_file_storage();
    if (!($file = $fs->get_file_by_hash(sha1($fullpath))) || $file->is_directory()) {
        return false;
    }
    // Download MUST be forced - security!
    send_stored_file($file, 0, 0, true);
}
 /**
  * Get a configuration value for this plugin
  *
  * @param mixed $setting The config key (string) or null
  * @return mixed string | false
  */
 public final function get_config($setting = null)
 {
     global $DB;
     if ($setting) {
         if (!$this->seplment->has_instance()) {
             return false;
         }
         $seplment = $this->seplment->get_instance();
         if ($seplment) {
             $dbparams = array('seplment' => $seplment->id, 'subtype' => $this->get_subtype(), 'plugin' => $this->get_type(), 'name' => $setting);
             $result = $DB->get_record('sepl_plugin_config', $dbparams, '*', IGNORE_MISSING);
             if ($result) {
                 return $result->value;
             }
         }
         return false;
     }
     $dbparams = array('seplment' => $this->seplment->get_instance()->id, 'subtype' => $this->get_subtype(), 'plugin' => $this->get_type());
     $results = $DB->get_records('sepl_plugin_config', $dbparams);
     $config = new stdClass();
     if (is_array($results)) {
         foreach ($results as $setting) {
             $name = $setting->name;
             $config->{$name} = $setting->value;
         }
     }
     return $config;
 }
 /**
  * Create instance of event.
  *
  * @since Moodle 2.7
  *
  * @param \sepl $sepl
  * @param \stdClass $submission
  * @return submission_status_updated
  */
 public static function create_from_submission(\sepl $sepl, \stdClass $submission)
 {
     $data = array('context' => $sepl->get_context(), 'objectid' => $submission->id, 'relateduserid' => $sepl->get_instance()->teamsubmission ? null : $submission->userid, 'other' => array('newstatus' => $submission->status));
     /** @var submission_status_updated $event */
     $event = self::create($data);
     $event->set_sepl($sepl);
     $event->add_record_snapshot('sepl_submission', $submission);
     return $event;
 }
 /**
  * Create instance of event.
  *
  * @param \sepl $sepl
  * @param \stdClass $grade
  * @return feedback_viewed
  */
 public static function create_from_grade(\sepl $sepl, \stdClass $grade)
 {
     $data = array('objectid' => $grade->id, 'relateduserid' => $grade->userid, 'context' => $sepl->get_context(), 'other' => array('seplid' => $sepl->get_instance()->id));
     /** @var feedback_viewed $event */
     $event = self::create($data);
     $event->set_sepl($sepl);
     $event->add_record_snapshot('sepl_grades', $grade);
     return $event;
 }
 /**
  * Create instance of event.
  *
  * @param \sepl $sepl
  * @return reveal_identities_confirmation_page_viewed
  */
 public static function create_from_sepl(\sepl $sepl)
 {
     $data = array('context' => $sepl->get_context(), 'other' => array('seplid' => $sepl->get_instance()->id));
     self::$preventcreatecall = false;
     /** @var reveal_identities_confirmation_page_viewed $event */
     $event = self::create($data);
     self::$preventcreatecall = true;
     $event->set_sepl($sepl);
     return $event;
 }
 /**
  * Create instance of event.
  *
  * @since Moodle 2.7
  *
  * @param \sepl $sepl
  * @return identities_revealed
  */
 public static function create_from_sepl(\sepl $sepl)
 {
     $data = array('context' => $sepl->get_context(), 'objectid' => $sepl->get_instance()->id);
     self::$preventcreatecall = false;
     /** @var identities_revealed $event */
     $event = self::create($data);
     self::$preventcreatecall = true;
     $event->set_sepl($sepl);
     return $event;
 }
 /**
  * Create instance of event.
  *
  * @since Moodle 2.7
  *
  * @param \sepl $sepl
  * @param int $userid
  * @return extension_granted
  */
 public static function create_from_sepl(\sepl $sepl, $userid)
 {
     $data = array('context' => $sepl->get_context(), 'objectid' => $sepl->get_instance()->id, 'relateduserid' => $userid);
     self::$preventcreatecall = false;
     /** @var extension_granted $event */
     $event = self::create($data);
     self::$preventcreatecall = true;
     $event->set_sepl($sepl);
     return $event;
 }
 /**
  * Create instance of event.
  *
  * @since Moodle 2.7
  *
  * @param \sepl $sepl
  * @param \stdClass $user
  * @return submission_unlocked
  */
 public static function create_from_user(\sepl $sepl, \stdClass $user)
 {
     $data = array('context' => $sepl->get_context(), 'objectid' => $sepl->get_instance()->id, 'relateduserid' => $user->id);
     self::$preventcreatecall = false;
     /** @var submission_unlocked $event */
     $event = self::create($data);
     self::$preventcreatecall = true;
     $event->set_sepl($sepl);
     $event->add_record_snapshot('user', $user);
     return $event;
 }
 /**
  * Create instance of event.
  *
  * @param \sepl $sepl
  * @param \stdClass $user
  * @return grading_form_viewed
  */
 public static function create_from_user(\sepl $sepl, \stdClass $user)
 {
     $data = array('relateduserid' => $user->id, 'context' => $sepl->get_context(), 'other' => array('seplid' => $sepl->get_instance()->id));
     self::$preventcreatecall = false;
     /** @var grading_form_viewed $event */
     $event = self::create($data);
     self::$preventcreatecall = true;
     $event->set_sepl($sepl);
     $event->add_record_snapshot('user', $user);
     return $event;
 }
 /**
  * Save multiple student grades for a single seplment.
  *
  * @param int $seplmentid The id of the seplment
  * @param boolean $applytoall If set to true and this is a team seplment,
  * apply the grade to all members of the group
  * @param array $grades grade data for one or more students that includes
  *                  userid - The id of the student being graded
  *                  grade - The grade (ignored if the seplment uses advanced grading)
  *                  attemptnumber - The attempt number
  *                  addattempt - Allow another attempt
  *                  workflowstate - New workflow state
  *                  plugindata - Custom data used by plugins
  *                  advancedgradingdata - Optional Advanced grading data
  * @throws invalid_parameter_exception if multiple grades are supplied for
  * a team seplment that has $applytoall set to true
  * @return null
  * @since Moodle 2.7
  */
 public static function save_grades($seplmentid, $applytoall = false, $grades)
 {
     global $CFG, $USER;
     require_once "{$CFG->dirroot}/mod/sepl/locallib.php";
     $params = self::validate_parameters(self::save_grades_parameters(), array('seplmentid' => $seplmentid, 'applytoall' => $applytoall, 'grades' => $grades));
     $cm = get_coursemodule_from_instance('sepl', $params['seplmentid'], 0, false, MUST_EXIST);
     $context = context_module::instance($cm->id);
     self::validate_context($context);
     $seplment = new sepl($context, $cm, null);
     if ($seplment->get_instance()->teamsubmission && $params['applytoall']) {
         // Check that only 1 user per submission group is provided.
         $groupids = array();
         foreach ($params['grades'] as $gradeinfo) {
             $group = $seplment->get_submission_group($gradeinfo['userid']);
             if (in_array($group->id, $groupids)) {
                 throw new invalid_parameter_exception('Multiple grades for the same team have been supplied ' . ' this is not permitted when the applytoall flag is set');
             } else {
                 $groupids[] = $group->id;
             }
         }
     }
     foreach ($params['grades'] as $gradeinfo) {
         $gradedata = (object) $gradeinfo['plugindata'];
         $gradedata->addattempt = $gradeinfo['addattempt'];
         $gradedata->attemptnumber = $gradeinfo['attemptnumber'];
         $gradedata->workflowstate = $gradeinfo['workflowstate'];
         $gradedata->applytoall = $params['applytoall'];
         $gradedata->grade = $gradeinfo['grade'];
         if (!empty($gradeinfo['advancedgradingdata'])) {
             $advancedgrading = array();
             $criteria = reset($gradeinfo['advancedgradingdata']);
             foreach ($criteria as $key => $criterion) {
                 $details = array();
                 foreach ($criterion as $value) {
                     foreach ($value['fillings'] as $filling) {
                         $details[$value['criterionid']] = $filling;
                     }
                 }
                 $advancedgrading[$key] = $details;
             }
             $gradedata->advancedgrading = $advancedgrading;
         }
         $seplment->save_grade($gradeinfo['userid'], $gradedata);
     }
     return null;
 }
 /**
  * This function converts all of the base settings for an instance of
  * the old seplment to the new format. Then it calls each of the plugins
  * to see if they can help upgrade this seplment.
  * @param int $oldseplmentid (don't rely on the old seplment type even being installed)
  * @param string $log This string gets appended to during the conversion process
  * @return bool true or false
  */
 public function upgrade_seplment($oldseplmentid, &$log)
 {
     global $DB, $CFG, $USER;
     // Steps to upgrade an seplment.
     core_php_time_limit::raise(ASSIGN_MAX_UPGRADE_TIME_SECS);
     // Get the module details.
     $oldmodule = $DB->get_record('modules', array('name' => 'seplment'), '*', MUST_EXIST);
     $params = array('module' => $oldmodule->id, 'instance' => $oldseplmentid);
     $oldcoursemodule = $DB->get_record('course_modules', $params, '*', MUST_EXIST);
     $oldcontext = context_module::instance($oldcoursemodule->id);
     // We used to check for admin capability, but since Moodle 2.7 this is called
     // during restore of a mod_seplment module.
     // Also note that we do not check for any mod_seplment capabilities, because they can
     // be removed so that users don't add new instances of the broken old thing.
     if (!has_capability('mod/sepl:addinstance', $oldcontext)) {
         $log = get_string('couldnotcreatenewseplmentinstance', 'mod_sepl');
         return false;
     }
     // First insert an sepl instance to get the id.
     $oldseplment = $DB->get_record('seplment', array('id' => $oldseplmentid), '*', MUST_EXIST);
     $oldversion = get_config('seplment_' . $oldseplment->seplmenttype, 'version');
     $data = new stdClass();
     $data->course = $oldseplment->course;
     $data->name = $oldseplment->name;
     $data->intro = $oldseplment->intro;
     $data->introformat = $oldseplment->introformat;
     $data->alwaysshowdescription = 1;
     $data->sendnotifications = $oldseplment->emailteachers;
     $data->sendlatenotifications = $oldseplment->emailteachers;
     $data->duedate = $oldseplment->timedue;
     $data->allowsubmissionsfromdate = $oldseplment->timeavailable;
     $data->grade = $oldseplment->grade;
     $data->submissiondrafts = $oldseplment->resubmit;
     $data->requiresubmissionstatement = 0;
     $data->markingworkflow = 0;
     $data->markingallocation = 0;
     $data->cutoffdate = 0;
     // New way to specify no late submissions.
     if ($oldseplment->preventlate) {
         $data->cutoffdate = $data->duedate;
     }
     $data->teamsubmission = 0;
     $data->requireallteammemberssubmit = 0;
     $data->teamsubmissiongroupingid = 0;
     $data->blindmarking = 0;
     $data->attemptreopenmethod = 'none';
     $data->maxattempts = ASSIGN_UNLIMITED_ATTEMPTS;
     $newseplment = new sepl(null, null, null);
     if (!$newseplment->add_instance($data, false)) {
         $log = get_string('couldnotcreatenewseplmentinstance', 'mod_sepl');
         return false;
     }
     // Now create a new coursemodule from the old one.
     $newmodule = $DB->get_record('modules', array('name' => 'sepl'), '*', MUST_EXIST);
     $newcoursemodule = $this->duplicate_course_module($oldcoursemodule, $newmodule->id, $newseplment->get_instance()->id);
     if (!$newcoursemodule) {
         $log = get_string('couldnotcreatenewcoursemodule', 'mod_sepl');
         return false;
     }
     // Convert the base database tables (seplment, submission, grade).
     // These are used to store information in case a rollback is required.
     $gradingarea = null;
     $gradingdefinitions = null;
     $gradeidmap = array();
     $completiondone = false;
     $gradesdone = false;
     // From this point we want to rollback on failure.
     $rollback = false;
     try {
         $newseplment->set_context(context_module::instance($newcoursemodule->id));
         // The course module has now been created - time to update the core tables.
         // Copy intro files.
         $newseplment->copy_area_files_for_upgrade($oldcontext->id, 'mod_seplment', 'intro', 0, $newseplment->get_context()->id, 'mod_sepl', 'intro', 0);
         // Get the plugins to do their bit.
         foreach ($newseplment->get_submission_plugins() as $plugin) {
             if ($plugin->can_upgrade($oldseplment->seplmenttype, $oldversion)) {
                 $plugin->enable();
                 if (!$plugin->upgrade_settings($oldcontext, $oldseplment, $log)) {
                     $rollback = true;
                 }
             } else {
                 $plugin->disable();
             }
         }
         foreach ($newseplment->get_feedback_plugins() as $plugin) {
             if ($plugin->can_upgrade($oldseplment->seplmenttype, $oldversion)) {
                 $plugin->enable();
                 if (!$plugin->upgrade_settings($oldcontext, $oldseplment, $log)) {
                     $rollback = true;
                 }
             } else {
                 $plugin->disable();
             }
         }
         // See if there is advanced grading upgrades required.
         $gradingarea = $DB->get_record('grading_areas', array('contextid' => $oldcontext->id, 'areaname' => 'submission'), '*', IGNORE_MISSING);
         if ($gradingarea) {
             $params = array('id' => $gradingarea->id, 'contextid' => $newseplment->get_context()->id, 'component' => 'mod_sepl', 'areaname' => 'submissions');
             $DB->update_record('grading_areas', $params);
             $gradingdefinitions = $DB->get_records('grading_definitions', array('areaid' => $gradingarea->id));
         }
         // Upgrade availability data.
         \core_availability\info::update_dependency_id_across_course($newcoursemodule->course, 'course_modules', $oldcoursemodule->id, $newcoursemodule->id);
         // Upgrade completion data.
         $DB->set_field('course_modules_completion', 'coursemoduleid', $newcoursemodule->id, array('coursemoduleid' => $oldcoursemodule->id));
         $allcriteria = $DB->get_records('course_completion_criteria', array('moduleinstance' => $oldcoursemodule->id));
         foreach ($allcriteria as $criteria) {
             $criteria->module = 'sepl';
             $criteria->moduleinstance = $newcoursemodule->id;
             $DB->update_record('course_completion_criteria', $criteria);
         }
         $completiondone = true;
         // Migrate log entries so we don't lose them.
         $logparams = array('cmid' => $oldcoursemodule->id, 'course' => $oldcoursemodule->course);
         $DB->set_field('log', 'module', 'sepl', $logparams);
         $DB->set_field('log', 'cmid', $newcoursemodule->id, $logparams);
         // Copy all the submission data (and get plugins to do their bit).
         $oldsubmissions = $DB->get_records('seplment_submissions', array('seplment' => $oldseplmentid));
         foreach ($oldsubmissions as $oldsubmission) {
             $submission = new stdClass();
             $submission->seplment = $newseplment->get_instance()->id;
             $submission->userid = $oldsubmission->userid;
             $submission->timecreated = $oldsubmission->timecreated;
             $submission->timemodified = $oldsubmission->timemodified;
             $submission->status = ASSIGN_SUBMISSION_STATUS_SUBMITTED;
             // Because in mod_seplment there could only be one submission per student, it is always the latest.
             $submission->latest = 1;
             $submission->id = $DB->insert_record('sepl_submission', $submission);
             if (!$submission->id) {
                 $log .= get_string('couldnotinsertsubmission', 'mod_sepl', $submission->userid);
                 $rollback = true;
             }
             foreach ($newseplment->get_submission_plugins() as $plugin) {
                 if ($plugin->can_upgrade($oldseplment->seplmenttype, $oldversion)) {
                     if (!$plugin->upgrade($oldcontext, $oldseplment, $oldsubmission, $submission, $log)) {
                         $rollback = true;
                     }
                 }
             }
             if ($oldsubmission->timemarked) {
                 // Submission has been graded - create a grade record.
                 $grade = new stdClass();
                 $grade->seplment = $newseplment->get_instance()->id;
                 $grade->userid = $oldsubmission->userid;
                 $grade->grader = $oldsubmission->teacher;
                 $grade->timemodified = $oldsubmission->timemarked;
                 $grade->timecreated = $oldsubmission->timecreated;
                 $grade->grade = $oldsubmission->grade;
                 if ($oldsubmission->mailed) {
                     // The mailed flag goes in the flags table.
                     $flags = new stdClass();
                     $flags->userid = $oldsubmission->userid;
                     $flags->seplment = $newseplment->get_instance()->id;
                     $flags->mailed = 1;
                     $DB->insert_record('sepl_user_flags', $flags);
                 }
                 $grade->id = $DB->insert_record('sepl_grades', $grade);
                 if (!$grade->id) {
                     $log .= get_string('couldnotinsertgrade', 'mod_sepl', $grade->userid);
                     $rollback = true;
                 }
                 // Copy any grading instances.
                 if ($gradingarea) {
                     $gradeidmap[$grade->id] = $oldsubmission->id;
                     foreach ($gradingdefinitions as $definition) {
                         $params = array('definitionid' => $definition->id, 'itemid' => $oldsubmission->id);
                         $DB->set_field('grading_instances', 'itemid', $grade->id, $params);
                     }
                 }
                 foreach ($newseplment->get_feedback_plugins() as $plugin) {
                     if ($plugin->can_upgrade($oldseplment->seplmenttype, $oldversion)) {
                         if (!$plugin->upgrade($oldcontext, $oldseplment, $oldsubmission, $grade, $log)) {
                             $rollback = true;
                         }
                     }
                 }
             }
         }
         $newseplment->update_calendar($newcoursemodule->id);
         // Reassociate grade_items from the old seplment instance to the new sepl instance.
         // This includes outcome linked grade_items.
         $params = array('sepl', $newseplment->get_instance()->id, 'seplment', $oldseplment->id);
         $sql = 'UPDATE {grade_items} SET itemmodule = ?, iteminstance = ? WHERE itemmodule = ? AND iteminstance = ?';
         $DB->execute($sql, $params);
         // Create a mapping record to map urls from the old to the new seplment.
         $mapping = new stdClass();
         $mapping->oldcmid = $oldcoursemodule->id;
         $mapping->oldinstance = $oldseplment->id;
         $mapping->newcmid = $newcoursemodule->id;
         $mapping->newinstance = $newseplment->get_instance()->id;
         $mapping->timecreated = time();
         $DB->insert_record('seplment_upgrade', $mapping);
         $gradesdone = true;
     } catch (Exception $exception) {
         $rollback = true;
         $log .= get_string('conversionexception', 'mod_sepl', $exception->getMessage());
     }
     if ($rollback) {
         // Roll back the grades changes.
         if ($gradesdone) {
             // Reassociate grade_items from the new sepl instance to the old seplment instance.
             $params = array('seplment', $oldseplment->id, 'sepl', $newseplment->get_instance()->id);
             $sql = 'UPDATE {grade_items} SET itemmodule = ?, iteminstance = ? WHERE itemmodule = ? AND iteminstance = ?';
             $DB->execute($sql, $params);
         }
         // Roll back the completion changes.
         if ($completiondone) {
             $DB->set_field('course_modules_completion', 'coursemoduleid', $oldcoursemodule->id, array('coursemoduleid' => $newcoursemodule->id));
             $allcriteria = $DB->get_records('course_completion_criteria', array('moduleinstance' => $newcoursemodule->id));
             foreach ($allcriteria as $criteria) {
                 $criteria->module = 'seplment';
                 $criteria->moduleinstance = $oldcoursemodule->id;
                 $DB->update_record('course_completion_criteria', $criteria);
             }
         }
         // Roll back the log changes.
         $logparams = array('cmid' => $newcoursemodule->id, 'course' => $newcoursemodule->course);
         $DB->set_field('log', 'module', 'seplment', $logparams);
         $DB->set_field('log', 'cmid', $oldcoursemodule->id, $logparams);
         // Roll back the advanced grading update.
         if ($gradingarea) {
             foreach ($gradeidmap as $newgradeid => $oldsubmissionid) {
                 foreach ($gradingdefinitions as $definition) {
                     $DB->set_field('grading_instances', 'itemid', $oldsubmissionid, array('definitionid' => $definition->id, 'itemid' => $newgradeid));
                 }
             }
             $params = array('id' => $gradingarea->id, 'contextid' => $oldcontext->id, 'component' => 'mod_seplment', 'areaname' => 'submission');
             $DB->update_record('grading_areas', $params);
         }
         $newseplment->delete_instance();
         return false;
     }
     // Delete the old seplment (use object delete).
     $cm = get_coursemodule_from_id('', $oldcoursemodule->id, $oldcoursemodule->course);
     if ($cm) {
         course_delete_module($cm->id);
     }
     rebuild_course_cache($oldcoursemodule->course);
     return true;
 }
示例#12
0
/**
 * Obtains the automatic completion state for this module based on any conditions
 * in sepl settings.
 *
 * @param object $course Course
 * @param object $cm Course-module
 * @param int $userid User ID
 * @param bool $type Type of comparison (or/and; can be used as return value if no conditions)
 * @return bool True if completed, false if not, $type if conditions not set.
 */
function sepl_get_completion_state($course, $cm, $userid, $type)
{
    global $CFG, $DB;
    require_once $CFG->dirroot . '/mod/sepl/locallib.php';
    $sepl = new sepl(null, $cm, $course);
    // If completion option is enabled, evaluate it and return true/false.
    if ($sepl->get_instance()->completionsubmit) {
        $submission = $sepl->get_user_submission($userid, false);
        return $submission && $submission->status == ASSIGN_SUBMISSION_STATUS_SUBMITTED;
    } else {
        // Completion option is not enabled so just return $type.
        return $type;
    }
}
示例#13
0
/**
 * Callback called by comment::get_comments() and comment::add(). Gives an opportunity to enforce blind-marking.
 *
 * @param array $comments
 * @param stdClass $options
 * @return array
 * @throws comment_exception
 */
function seplsubmission_comments_comment_display($comments, $options)
{
    global $CFG, $DB, $USER;
    if ($options->commentarea != 'submission_comments' && $options->commentarea != 'submission_comments_upgrade') {
        throw new comment_exception('invalidcommentarea');
    }
    if (!($submission = $DB->get_record('sepl_submission', array('id' => $options->itemid)))) {
        throw new comment_exception('invalidcommentitemid');
    }
    $context = $options->context;
    $cm = $options->cm;
    $course = $options->courseid;
    require_once $CFG->dirroot . '/mod/sepl/locallib.php';
    $seplment = new sepl($context, $cm, $course);
    if ($seplment->get_instance()->id != $submission->seplment) {
        throw new comment_exception('invalidcontext');
    }
    if ($seplment->is_blind_marking() && !empty($comments)) {
        // Blind marking is being used, may need to map unique anonymous ids to the comments.
        $usermappings = array();
        $hiddenuserstr = trim(get_string('hiddenuser', 'sepl'));
        $guestuser = guest_user();
        foreach ($comments as $comment) {
            // Anonymize the comments.
            if (empty($usermappings[$comment->userid])) {
                // The blind-marking information for this commenter has not been generated; do so now.
                $anonid = $seplment->get_uniqueid_for_user($comment->userid);
                $commenter = new stdClass();
                $commenter->firstname = $hiddenuserstr;
                $commenter->lastname = $anonid;
                $commenter->picture = 0;
                $commenter->id = $guestuser->id;
                $commenter->email = $guestuser->email;
                $commenter->imagealt = $guestuser->imagealt;
                // Temporarily store blind-marking information for use in later comments if necessary.
                $usermappings[$comment->userid]->fullname = fullname($commenter);
                $usermappings[$comment->userid]->avatar = $seplment->get_renderer()->user_picture($commenter, array('size' => 18, 'link' => false));
            }
            // Set blind-marking information for this comment.
            $comment->fullname = $usermappings[$comment->userid]->fullname;
            $comment->avatar = $usermappings[$comment->userid]->avatar;
            $comment->profileurl = null;
        }
    }
    return $comments;
}
 /**
  * Return things to the renderer.
  *
  * @return string the seplment name
  */
 public function get_seplment_name()
 {
     return $this->seplment->get_instance()->name;
 }