Class ilExerciseMembers. More...

Public Member Functions
	ilExerciseMembers ($a_obj_id, $a_ref_id)
	getRefId ()
	getObjId ()
	setObjId ($a_obj_id)
	getMembers ()
	setMembers ($a_members)
	assignMember ($a_usr_id)
	Assign a user to the exercise.
	isAssigned ($a_id)
	assignMembers ($a_members)
	deassignMember ($a_usr_id)
	Detaches a user from an exercise.
	deassignMembers ($a_members)
	setStatus ($a_status)
	getStatus ()
	getStatusByMember ($a_member_id)
	setStatusForMember ($a_member_id, $a_status)
	set status for member (notgraded\|passed\|failed)
	updateStatusTimeForMember ($a_member_id)
	Update status time (last change) for member.
	setStatusSent ($a_status)
	getStatusSent ()
	getStatusSentByMember ($a_member_id)
	setStatusSentForMember ($a_member_id, $a_status)
	getStatusReturned ()
	setStatusReturned ($a_status)
	getStatusReturnedByMember ($a_member_id)
	setStatusReturnedForMember ($a_member_id, $a_status)
	setStatusFeedback ($a_status)
	getStatusFeedback ()
	getStatusFeedbackByMember ($a_member_id)
	setStatusFeedbackForMember ($a_member_id, $a_status)
	getNotice ()
	setNotice ($a_notice)
	getNoticeByMember ($a_member_id)
	hasReturned ($a_member_id)
	getAllDeliveredFiles ()
&	getDeliveredFiles ($a_member_id)
	Returns an array of all delivered files of an user.
	deleteDeliveredFiles ($file_id_array, $a_member_id)
	Deletes already delivered files.
	deliverReturnedFiles ($a_member_id, $a_only_new=false)
	Delivers the returned files of an user.
	updateTutorDownloadTime ($a_member_id)
	Update the timestamp of the last download of current user (=tutor) for member $a_member_id.
	downloadSelectedFiles ($array_file_id, $a_user_id)
	downloadSingleFile ($filename, $filetitle)
	downloadMultipleFiles ($array_filenames, $pathname, $a_member_id=0)
	setNoticeForMember ($a_member_id, $a_notice)
	read ()
	ilClone ($a_new_id)
	delete ()
	_getMembers ($a_obj_id)
	_getReturned ($a_obj_id)
	_getPassedUsers ($a_obj_id)
	_getFailedUsers ($a_obj_id)
	_lookupStatus ($a_obj_id, $a_user_id)
	lookup current status (notgraded\|passed\|failed)
Data Fields
	$ilias
	$ref_id
	$obj_id
	$members
	$status
	$status_feedback
	$status_sent
	$status_returned
	$notice

Detailed Description

Class ilExerciseMembers.

Author:: Stefan Meyer <smeyer@databay.de>

Version:

Id:: class.ilExerciseMembers.php 20459 2009-07-07 14:00:31Z smeyer

Definition at line 33 of file class.ilExerciseMembers.php.

Member Function Documentation

ilExerciseMembers::_getFailedUsers ( $ a_obj_id )

Definition at line 859 of file class.ilExerciseMembers.php.

References $res.

Referenced by ilLPStatusExerciseReturned::_getFailed().

        {
                global $ilDB;

                $query = "SELECT DISTINCT(usr_id) FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id)." ".
                        "AND status = 'failed'";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $usr_ids[] = $row->usr_id;
                }
                return $usr_ids ? $usr_ids : array();
        }

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ilExerciseMembers::_getMembers ( $ a_obj_id )

Definition at line 807 of file class.ilExerciseMembers.php.

References $res.

Referenced by ilLPStatusExerciseReturned::_getNotAttempted().

        {
                global $ilDB;

                $query = "SELECT DISTINCT(usr_id) as ud FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id);

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $usr_ids[] = $row->ud;
                }

                return $usr_ids ? $usr_ids : array();
        }

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ilExerciseMembers::_getPassedUsers ( $ a_obj_id )

Definition at line 844 of file class.ilExerciseMembers.php.

References $res.

Referenced by ilLPStatusExerciseReturned::_getCompleted().

        {
                global $ilDB;

                $query = "SELECT DISTINCT(usr_id) FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id)." ".
                        "AND status = 'passed'";
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $usr_ids[] = $row->usr_id;
                }
                return $usr_ids ? $usr_ids : array();
        }

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ilExerciseMembers::_getReturned ( $ a_obj_id )

Definition at line 823 of file class.ilExerciseMembers.php.

References $res.

Referenced by ilLPStatusExerciseReturned::_getInProgress().

        {
                global $ilDB;

                $query = "SELECT DISTINCT(usr_id) as ud FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id)." ".
                        "AND returned = 1";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $usr_ids[] = $row->ud;
                }

                return $usr_ids ? $usr_ids : array();
        }

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ilExerciseMembers::_lookupStatus	(	$	a_obj_id,
		$	a_user_id
	)

lookup current status (notgraded|passed|failed)

Parameters:

	int	$a_obj_id exercise id
	int	$a_user_id member id

Returns:: mixed false (if user is no member) or notgraded|passed|failed

Definition at line 880 of file class.ilExerciseMembers.php.

References $res.

Referenced by ilObjExercise::_checkCondition(), ilObjExerciseGUI::infoScreen(), and ilObjExerciseGUI::membersObject().

        {
                global $ilDB;

                $query = "SELECT status FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($a_obj_id).
                        "AND usr_id = ".$ilDB->quote($a_user_id);

                $res = $ilDB->query($query);
                if($row = $res->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        return $row["status"];
                }

                return false;
        }

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ilExerciseMembers::assignMember ( $ a_usr_id )

Assign a user to the exercise.

Parameters:

int

$a_usr_id user id

Definition at line 82 of file class.ilExerciseMembers.php.

References $res, ilObjectFactory::getInstanceByObjId(), getObjId(), getRefId(), and read().

Referenced by assignMembers().

        {
                global $ilDB;

                $tmp_user = ilObjectFactory::getInstanceByObjId($a_usr_id);
                $tmp_user->addDesktopItem($this->getRefId(),"exc");


                $query = "REPLACE INTO exc_members ".
                        "SET obj_id = ".$ilDB->quote($this->getObjId()).", ".
                        "usr_id = ".$ilDB->quote($a_usr_id).", ".
                        "status = 'notgraded', sent = '0', feedback='0'";

                $res = $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::assignMembers ( $ a_members )

Definition at line 105 of file class.ilExerciseMembers.php.

References assignMember(), and isAssigned().

        {
                $assigned = 0;
                if(is_array($a_members))
                {
                        foreach($a_members as $member)
                        {
                                if(!$this->isAssigned($member))
                                {
                                        $this->assignMember($member);
                                }
                                else
                                {
                                        ++$assigned;
                                }
                        }
                }
                if($assigned == count($a_members))
                {
                        return false;
                }
                else
                {
                        return true;
                }
        }

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ilExerciseMembers::deassignMember ( $ a_usr_id )

Detaches a user from an exercise.

Parameters:

int

$a_usr_id user id

Definition at line 137 of file class.ilExerciseMembers.php.

References $dir, deleteDeliveredFiles(), getDeliveredFiles(), ilObjectFactory::getInstanceByObjId(), getObjId(), getRefId(), and read().

Referenced by deassignMembers().

        {
                global $ilDB;

                $tmp_user = ilObjectFactory::getInstanceByObjId($a_usr_id);
                $tmp_user->dropDesktopItem($this->getRefId(),"exc");

                $query = "DELETE FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_usr_id)." ";

                $this->ilias->db->query($query);
                $this->read();
                // delete all delivered files of the member
                $delivered_files =& $this->getDeliveredFiles($a_usr_id);
                $files_to_delete = array();
                $userfile = "";
                foreach ($delivered_files as $key => $value)
                {
                        array_push($files_to_delete, $value["returned_id"]);
                        $userfile = $value["filename"];
                }
                $this->deleteDeliveredFiles($files_to_delete, $a_usr_id);
                // delete the user directory if existing
                if ($userfile)
                {
                        $pathinfo = pathinfo($userfile);
                        $dir = $pathinfo["dirname"];
                }
                if (is_dir($dir))
                {
                        rmdir($dir);
                }
                return false;
        }

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ilExerciseMembers::deassignMembers ( $ a_members )

Definition at line 173 of file class.ilExerciseMembers.php.

References deassignMember().

        {
                if(is_array($a_members))
                {
                        foreach($a_members as $member)
                        {
                                $this->deassignMember($member);
                        }
                }
                else
                {
                        return false;
                }
        }

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ilExerciseMembers::delete ( )

Definition at line 797 of file class.ilExerciseMembers.php.

References getObjId().

        {
                global $ilDB;

                $query = "DELETE FROM exc_members WHERE obj_id = ".$ilDB->quote($this->getObjId());
                $this->ilias->db->query($query);

                return true;
        }

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ilExerciseMembers::deleteDeliveredFiles	(	$	file_id_array,
		$	a_member_id
	)

Deletes already delivered files.

Parameters:

	array	$file_id_array An array containing database ids of the delivered files
	numeric	$a_member_id The database id of the user public

Definition at line 448 of file class.ilExerciseMembers.php.

References ilUtil::quoteArray().

Referenced by deassignMember().

        {
                global $ilDB;

                if (count($file_id_array))
                {
                        $query = sprintf("SELECT * FROM exc_returned WHERE user_id = %s AND returned_id IN (".
                                implode(ilUtil::quoteArray($file_id_array) ,",").")",
                                $this->ilias->db->quote($a_member_id . "")
                        );
                        $result = $this->ilias->db->query($query);
                        if ($result->numRows())
                        {
                                $result_array = array();
                                while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
                                {
                                        array_push($result_array, $row);
                                }
                                // delete the entries in the database
                                $query = sprintf("DELETE FROM exc_returned WHERE user_id = %s AND returned_id IN ("
                                        .implode(ilUtil::quoteArray($file_id_array) ,",").")",
                                        $this->ilias->db->quote($a_member_id . "")
                                );
                                $result = $this->ilias->db->query($query);
                                // delete the files
                                foreach ($result_array as $key => $value)
                                {
                                        unlink($value["filename"]);
                                }
                        }
                }
        }

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ilExerciseMembers::deliverReturnedFiles	(	$	a_member_id,
		$	a_only_new = `false`
	)

Delivers the returned files of an user.

Parameters:

numeric

$a_member_id The database id of the user public

Definition at line 486 of file class.ilExerciseMembers.php.

References $dir, $file, $filename, downloadMultipleFiles(), downloadSingleFile(), getObjId(), and updateTutorDownloadTime().

        {
                global $ilUser, $ilDB;

                // get last download time
                $and_str = "";
                if ($a_only_new)
                {
                        $q = "SELECT download_time FROM exc_usr_tutor WHERE ".
                                " obj_id = ".$ilDB->quote($this->getObjId())." AND ".
                                " usr_id = ".$ilDB->quote($a_member_id)." AND ".
                                " tutor_id = ".$ilDB->quote($ilUser->getId());
                        $lu_set = $ilDB->query($q);
                        if ($lu_rec = $lu_set->fetchRow(DB_FETCHMODE_ASSOC))
                        {
                                if ($lu_rec["download_time"] > 0)
                                {
                                        $and_str = " AND timestamp > ".$ilDB->quote($lu_rec["download_time"]);
                                }
                        }
                }

                $this->updateTutorDownloadTime($a_member_id);

                $query = sprintf("SELECT * FROM exc_returned WHERE obj_id = %s AND user_id = %s".
                        $and_str,
                        $this->ilias->db->quote($this->getObjId() . ""),
                        $this->ilias->db->quote($a_member_id . "")
                );
                $result = $this->ilias->db->query($query);
                $count = $result->numRows();
                if ($count == 1)
                {
                        $row = $result->fetchRow(DB_FETCHMODE_ASSOC);
                        $this->downloadSingleFile($row["filename"], $row["filetitle"]);
                }
                else if ($count > 0)
                {
                        $array_files = array();
                        $filename = "";
                        while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
                        {
                                $filename = $row["filename"];
                                $pathinfo = pathinfo($filename);
                                $dir = $pathinfo["dirname"];
                                $file = $pathinfo["basename"];
                                array_push($array_files, $file);
                        }
                        $pathinfo = pathinfo($filename);
                        $dir = $pathinfo["dirname"];
                        $this->downloadMultipleFiles($array_files, $dir, $a_member_id);
                }
                else
                {
                        return false;
                }

                return true;
        }

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ilExerciseMembers::downloadMultipleFiles	(	$	array_filenames,
		$	pathname,
		$	a_member_id = `0`
	)

Definition at line 609 of file class.ilExerciseMembers.php.

References $filename, $lng, ilObjUser::_lookupName(), ilUtil::delDir(), ilUtil::deliverFile(), ilUtil::escapeShellArg(), getObjId(), ilUtil::ilTempnam(), and ilUtil::makeDir().

Referenced by deliverReturnedFiles(), and downloadSelectedFiles().

        {
                global $lng, $ilObjDataCache;
                require_once "./Services/Utilities/classes/class.ilUtil.php";
                $cdir = getcwd();

                $zip = PATH_TO_ZIP;
                $tmpdir = ilUtil::ilTempnam();
                $tmpfile = ilUtil::ilTempnam();
                $tmpzipfile = $tmpfile . ".zip";

                ilUtil::makeDir($tmpdir);
                chdir($tmpdir);

                //copy all files to a temporary directory and remove them afterwards
                foreach ($array_filenames as $key => $filename)
                {
                        // remove timestamp
                        $newFilename = trim(basename($array_filenames[$key]));
                        $pos = strpos($newFilename , "_");
                        if ($pos === false)
                        {
                        } else
                        {
                                $newFilename= substr($newFilename, $pos + 1);
                        }
                        $newFilename = $tmpdir.DIRECTORY_SEPARATOR.$newFilename;
                        // copy to temporal directory
                        $oldFilename =  $pathname.DIRECTORY_SEPARATOR.$array_filenames[$key];
                        if (!copy ($oldFilename, $newFilename))
                        {
                                echo 'Could not copy '.$oldFilename.' to '.$newFilename;
                        }
                        touch($newFilename, filectime($oldFilename));
                        $array_filenames[$key] =  ilUtil::escapeShellArg(basename($newFilename)); //$array_filenames[$key]);
                }
                $zipcmd = $zip." ".ilUtil::escapeShellArg($tmpzipfile)." ".join($array_filenames, " ");
                exec($zipcmd);
                ilUtil::delDir($tmpdir);
                $exerciseTitle = $ilObjDataCache->lookupTitle($this->getObjId());
                $deliverFilename = $exerciseTitle;
                if ($a_member_id > 0)
                {
                        $userName = ilObjUser::_lookupName($a_member_id);
                        $deliverFilename .= "_".$userName["lastname"]."_".$userName["firstname"];
                } else
                {
                        $deliverFilename .= "_files";
                }
                $deliverFilename .= ".zip";
                ilUtil::deliverFile($tmpzipfile, $deliverFilename);
                chdir($cdir);
                unlink($tmpzipfile);
        }

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ilExerciseMembers::downloadSelectedFiles	(	$	array_file_id,
		$	a_user_id
	)

Definition at line 563 of file class.ilExerciseMembers.php.

References $dir, $file, downloadMultipleFiles(), downloadSingleFile(), and ilUtil::quoteArray().

        {
                global $ilDB;
                
                if (count($array_file_id))
                {
                        $query = "SELECT * FROM exc_returned ".
                                "WHERE user_id = ".$ilDB->quote($a_user_id)." ". 
                                "AND returned_id IN (".
                                implode(ilUtil::quoteArray($array_file_id) ,",").")";
                        $result = $this->ilias->db->query($query);
                        if ($result->numRows())
                        {
                                $array_found = array();
                                while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
                                {
                                        array_push($array_found, $row);
                                }
                                if (count($array_found) == 1)
                                {
                                        $this->downloadSingleFile($array_found[0]["filename"], $array_found[0]["filetitle"]);
                                }
                                else
                                {
                                        $filenames = array();
                                        $dir = "";
                                        $file = "";
                                        foreach ($array_found as $key => $value)
                                        {
                                                $pathinfo = pathinfo($value["filename"]);
                                                $dir = $pathinfo["dirname"];
                                                $file = $pathinfo["basename"];
                                                array_push($filenames, $file);
                                        }
                                        $this->downloadMultipleFiles($filenames, $dir);
                                }
                        }
                }
        }

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ilExerciseMembers::downloadSingleFile	(	$	filename,
		$	filetitle
	)

Definition at line 603 of file class.ilExerciseMembers.php.

References $filename, and ilUtil::deliverFile().

Referenced by deliverReturnedFiles(), and downloadSelectedFiles().

        {
                require_once "./Services/Utilities/classes/class.ilUtil.php";
                ilUtil::deliverFile($filename, $filetitle);
        }

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ilExerciseMembers::getAllDeliveredFiles ( )

Definition at line 402 of file class.ilExerciseMembers.php.

References $res, and getObjId().

        {
                global $ilDB;

                $query = "SELECT * FROM exc_returned WHERE obj_id = ".
                        $ilDB->quote($this->getObjId());

                $res = $this->ilias->db->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $delivered[] = $row;
                }
                return $delivered ? $delivered : array();
        }

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& ilExerciseMembers::getDeliveredFiles ( $ a_member_id )

Returns an array of all delivered files of an user.

Parameters:

numeric

$a_member_id The user id public

Returns:: array An array containing the information on the delivered files

Definition at line 424 of file class.ilExerciseMembers.php.

Referenced by deassignMember().

        {
                $query = sprintf("SELECT *, TIMESTAMP + 0 AS TIMESTAMP14 FROM exc_returned WHERE obj_id = %s AND user_id = %s ORDER BY TIMESTAMP14",
                        $this->ilias->db->quote($this->getObjId() . ""),
                        $this->ilias->db->quote($a_member_id . "")
                );
                $result = $this->ilias->db->query($query);
                $delivered_files = array();
                if ($result->numRows())
                {
                        while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
                        {
                                array_push($delivered_files, $row);
                        }
                }
                return $delivered_files;
        }

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ilExerciseMembers::getMembers ( )

Definition at line 68 of file class.ilExerciseMembers.php.

Referenced by isAssigned().

        {
                return $this->members ? $this->members : array();
        }

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ilExerciseMembers::getNotice ( )

Definition at line 363 of file class.ilExerciseMembers.php.

        {
                return $this->notice ? $this->notice : array(0 => 0);
        }

ilExerciseMembers::getNoticeByMember ( $ a_member_id )

Definition at line 378 of file class.ilExerciseMembers.php.

        {
                if(isset($this->notice[$a_member_id]))
                {
                        return $this->notice[$a_member_id];
                }
                else
                {
                        return "";
                }
        }

ilExerciseMembers::getObjId ( )

Definition at line 60 of file class.ilExerciseMembers.php.

Referenced by assignMember(), deassignMember(), delete(), deliverReturnedFiles(), downloadMultipleFiles(), getAllDeliveredFiles(), ilClone(), read(), setNoticeForMember(), setStatusFeedbackForMember(), setStatusForMember(), setStatusReturnedForMember(), setStatusSentForMember(), updateStatusTimeForMember(), and updateTutorDownloadTime().

        {
                return $this->obj_id;
        }

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ilExerciseMembers::getRefId ( )

Definition at line 56 of file class.ilExerciseMembers.php.

Referenced by assignMember(), and deassignMember().

        {
                return $this->ref_id;
        }

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ilExerciseMembers::getStatus ( )

Definition at line 195 of file class.ilExerciseMembers.php.

        {
                return $this->status ? $this->status : array();
        }

ilExerciseMembers::getStatusByMember ( $ a_member_id )

Definition at line 199 of file class.ilExerciseMembers.php.

        {
                if(isset($this->status[$a_member_id]))
                {
                        return $this->status[$a_member_id];
                }
                return false;
        }

ilExerciseMembers::getStatusFeedback ( )

Definition at line 334 of file class.ilExerciseMembers.php.

        {
                return $this->status_feedback ? $this->status_feedback : array(0 => 0);
        }

ilExerciseMembers::getStatusFeedbackByMember ( $ a_member_id )

Definition at line 338 of file class.ilExerciseMembers.php.

        {
                if(isset($this->status_feedback[$a_member_id]))
                {
                        return $this->status_feedback[$a_member_id];
                }
                return false;
        }

ilExerciseMembers::getStatusReturned ( )

Definition at line 288 of file class.ilExerciseMembers.php.

        {
                return $this->status_returned ? $this->status_returned : array(0 => 0);
        }

ilExerciseMembers::getStatusReturnedByMember ( $ a_member_id )

Definition at line 302 of file class.ilExerciseMembers.php.

        {
                if(isset($this->status_returned[$a_member_id]))
                {
                        return $this->status_returned[$a_member_id];
                }
                return false;
        }

ilExerciseMembers::getStatusSent ( )

Definition at line 260 of file class.ilExerciseMembers.php.

        {
                return $this->status_sent ? $this->status_sent : array(0 => 0);
        }

ilExerciseMembers::getStatusSentByMember ( $ a_member_id )

Definition at line 264 of file class.ilExerciseMembers.php.

        {
                if(isset($this->status_sent[$a_member_id]))
                {
                        return $this->status_sent[$a_member_id];
                }
                return false;
        }

ilExerciseMembers::hasReturned ( $ a_member_id )

Definition at line 390 of file class.ilExerciseMembers.php.

        {
                global $ilDB;

                $query = sprintf("SELECT returned_id FROM exc_returned WHERE obj_id = %s AND user_id = %s",
                        $this->ilias->db->quote($this->getObjId() . ""),
                        $this->ilias->db->quote($a_member_id . "")
                );
                $result = $this->ilias->db->query($query);
                return $result->numRows();
        }

ilExerciseMembers::ilClone ( $ a_new_id )

Definition at line 761 of file class.ilExerciseMembers.php.

References $data, $res, and getObjId().

        {
                global $ilDB;

                $data = array();

                $query = "SELECT * FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($this->getObjId());

                $res = $this->ilias->db->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $data[] = array("usr_id" => $row->usr_id,
                                                        "notice" => $row->notice,
                                                        "returned" => $row->returned,
                                                        "status" => $row->status,
                                                        "sent"   => $row->sent,
                                                        "feedback"       => $row->feedback
                                                        );
                }
                foreach($data as $row)
                {
                        $query = "INSERT INTO exc_members ".
                                "SET obj_id = ".$ilDB->quote($a_new_id).", ".
                                "usr_id = ".$ilDB->quote($row["usr_id"]).", ".
                                "notice = ".$ilDB->quote($row["notice"]).", ".
                                "returned = ".$ilDB->quote($row["returned"]).", ".
                                "status = ".$ilDB->quote($row["status"]).", ".
                                "feedback = ".$ilDB->quote($row["feedback"]).", ".
                                "sent = ".$ilDB->quote($row["sent"]);

                        $res = $this->ilias->db->query($query);
                }
                return true;
        }

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ilExerciseMembers::ilExerciseMembers	(	$	a_obj_id,
		$	a_ref_id
	)

Definition at line 46 of file class.ilExerciseMembers.php.

References $ilias.

        {
                global $ilias;

                $this->ilias =& $ilias;
                $this->obj_id = $a_obj_id;
                $this->ref_id = $a_ref_id;
        }

ilExerciseMembers::isAssigned ( $ a_id )

Definition at line 100 of file class.ilExerciseMembers.php.

References getMembers().

Referenced by assignMembers().

        {
                return in_array($a_id,$this->getMembers());
        }

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ilExerciseMembers::read ( )

Definition at line 726 of file class.ilExerciseMembers.php.

References $res, getObjId(), setMembers(), setNotice(), setStatus(), setStatusFeedback(), setStatusReturned(), and setStatusSent().

Referenced by assignMember(), deassignMember(), setNoticeForMember(), setStatusFeedbackForMember(), setStatusForMember(), setStatusReturnedForMember(), setStatusSentForMember(), and updateStatusTimeForMember().

        {
                global $ilDB;

                $tmp_arr_members = array();
                $tmp_arr_status = array();
                $tmp_arr_sent = array();
                $tmp_arr_notice = array();
                $tmp_arr_returned = array();
                $tmp_arr_feedback = array();

                $query = "SELECT * FROM exc_members ".
                        "WHERE obj_id = ".$ilDB->quote($this->getObjId());

                $res = $this->ilias->db->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $tmp_arr_members[] = $row->usr_id;
                        $tmp_arr_notice[$row->usr_id] = $row->notice;
                        $tmp_arr_returned[$row->usr_id] = $row->returned;
                        $tmp_arr_status[$row->usr_id] = $row->status;
                        $tmp_arr_sent[$row->usr_id] = $row->sent;
                        $tmp_arr_feedback[$row->usr_id] = $row->feedback;
                }
                $this->setMembers($tmp_arr_members);
                $this->setNotice($tmp_arr_notice);
                $this->setStatus($tmp_arr_status);
                $this->setStatusSent($tmp_arr_sent);
                $this->setStatusReturned($tmp_arr_returned);
                $this->setStatusFeedback($tmp_arr_feedback);

                return true;
        }

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ilExerciseMembers::setMembers ( $ a_members )

Definition at line 72 of file class.ilExerciseMembers.php.

Referenced by read().

        {
                $this->members = $a_members;
        }

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ilExerciseMembers::setNotice ( $ a_notice )

Definition at line 368 of file class.ilExerciseMembers.php.

Referenced by read().

        {
                if(is_array($a_notice))
                {
                        $this->notice = $a_notice;
                        return true;
                }
                return false;
        }

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ilExerciseMembers::setNoticeForMember	(	$	a_member_id,
		$	a_notice
	)

Definition at line 664 of file class.ilExerciseMembers.php.

References getObjId(), and read().

        {
                global $ilDB;

                $query = "UPDATE exc_members ".
                        "SET notice = ".$ilDB->quote($a_notice)." ".
                        "WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_member_id);

                $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::setObjId ( $ a_obj_id )

Definition at line 64 of file class.ilExerciseMembers.php.

        {
                $this->obj_id = $a_obj_id;
        }

ilExerciseMembers::setStatus ( $ a_status )

Definition at line 187 of file class.ilExerciseMembers.php.

Referenced by read().

        {
                if(is_array($a_status))
                {
                        $this->status = $a_status;
                        return true;
                }
        }

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ilExerciseMembers::setStatusFeedback ( $ a_status )

Definition at line 326 of file class.ilExerciseMembers.php.

Referenced by read().

        {
                if(is_array($a_status))
                {
                        $this->status_feedback = $a_status;
                        return true;
                }
        }

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ilExerciseMembers::setStatusFeedbackForMember	(	$	a_member_id,
		$	a_status
	)

Definition at line 347 of file class.ilExerciseMembers.php.

References getObjId(), and read().

        {
                global $ilDB;

                $query = "UPDATE exc_members ".
                        "SET feedback = ".$ilDB->quote(($a_status ? 1 : 0)).", ".
                        "feedback_time=".$ilDB->quote(($a_status ? (date("Y-m-d H:i:s")) : ("0000-00-00 00:00:00"))).
                        " WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_member_id);

                $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::setStatusForMember	(	$	a_member_id,
		$	a_status
	)

set status for member (notgraded|passed|failed)

Parameters:

	int	$a_member_id user id of member
	string	$a_status (notgraded\|passed\|failed)

Definition at line 214 of file class.ilExerciseMembers.php.

References getObjId(), and read().

        {
                global $ilDB;

                $query = "UPDATE exc_members ".
                        "SET status = ".$ilDB->quote($a_status).", ".
                        "status_time= ".$ilDB->quote(date("Y-m-d H:i:s"))." ".
                        " WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_member_id)." ".
                        " AND status <> ".$ilDB->quote($a_status);

                $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::setStatusReturned ( $ a_status )

Definition at line 292 of file class.ilExerciseMembers.php.

Referenced by read().

        {
                if(is_array($a_status))
                {
                        $this->status_returned = $a_status;
                        return true;
                }
                return false;
        }

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ilExerciseMembers::setStatusReturnedForMember	(	$	a_member_id,
		$	a_status
	)

Definition at line 310 of file class.ilExerciseMembers.php.

References getObjId(), and read().

        {
                global $ilDB;

                $query = "UPDATE exc_members ".
                        "SET returned = ".$ilDB->quote(($a_status ? 1 : 0))." ".
                        "WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_member_id)." ";

                $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::setStatusSent ( $ a_status )

Definition at line 252 of file class.ilExerciseMembers.php.

Referenced by read().

        {
                if(is_array($a_status))
                {
                        $this->status_sent = $a_status;
                        return true;
                }
        }

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ilExerciseMembers::setStatusSentForMember	(	$	a_member_id,
		$	a_status
	)

Definition at line 272 of file class.ilExerciseMembers.php.

References getObjId(), and read().

        {
                global $ilDB;

                $query = "UPDATE exc_members ".
                        "SET sent = ".$ilDB->quote(($a_status ? 1 : 0))." , ".
                        "sent_time=".$ilDB->quote(($a_status ? (date("Y-m-d H:i:s")) : ("0000-00-00 00:00:00"))).
                        " WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_member_id)." ";

                $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::updateStatusTimeForMember ( $ a_member_id )

Update status time (last change) for member.

Parameters:

int

$a_member_id user id of member

Definition at line 236 of file class.ilExerciseMembers.php.

References getObjId(), and read().

        {
                global $ilDB;

                $query = "UPDATE exc_members ".
                        "SET status_time= ".$ilDB->quote(date("Y-m-d H:i:s"))." ".
                        " WHERE obj_id = ".$ilDB->quote($this->getObjId())." ".
                        "AND usr_id = ".$ilDB->quote($a_member_id)." ";

                $this->ilias->db->query($query);
                $this->read();

                return true;
        }

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ilExerciseMembers::updateTutorDownloadTime ( $ a_member_id )

Update the timestamp of the last download of current user (=tutor) for member $a_member_id.

Parameters:

int

$a_member_id Member ID.

Definition at line 552 of file class.ilExerciseMembers.php.

References getObjId().

Referenced by deliverReturnedFiles().

        {
                global $ilUser, $ilDB;

                // set download time
                $q = "REPLACE INTO exc_usr_tutor (obj_id, usr_id, tutor_id, download_time) VALUES ".
                        "(".$ilDB->quote($this->getObjId()).",".$ilDB->quote($a_member_id).
                        ",".$ilDB->quote($ilUser->getId()).",now())";
                $ilDB->query($q);
        }

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