Exercise assignment team. More...

Collaboration diagram for ilExAssignmentTeam:

Public Member Functions
	__construct ($a_id=null)

	getId ()

	getMembers ()
	Get members of assignment team. More...

	getMembersOfAllTeams ()
	Get members for all teams of assignment. More...

	addTeamMember ($a_user_id, $a_exc_ref_id=null)
	Add new member to team. More...

	removeTeamMember ($a_user_id, $a_exc_ref_id=null)
	Remove member from team. More...

	writeLog ($a_action, $a_details=null)

	getLog ()
	Get all log entries for team. More...

	sendNotification ($a_exc_ref_id, $a_user_id, $a_action)
	Send notification about team status. More...

Static Public Member Functions
static	getInstanceByUserId ($a_assignment_id, $a_user_id, $a_create_on_demand=false)

static	getInstancesFromMap ($a_assignment_id)

static	getTeamId ($a_assignment_id, $a_user_id, $a_create_on_demand=false)
	Get team id for member id. More...

static	getAssignmentTeamMap ($a_ass_id)
	Get team structure for assignment. More...

static	writeTeamLog ($a_team_id, $a_action, $a_details=null)
	Add entry to team log. More...

static	getAdoptableTeamAssignments ($a_exercise_id, $a_exclude_ass_id=null, $a_user_id=null)

static	adoptTeams ($a_source_ass_id, $a_target_ass_id, $a_user_id=null, $a_exc_ref_id=null)

static	getAdoptableGroups ($a_exc_ref_id)

static	getGroupMembersMap ($a_exc_ref_id)

Data Fields
const	TEAM_LOG_CREATE_TEAM = 1

const	TEAM_LOG_ADD_MEMBER = 2

const	TEAM_LOG_REMOVE_MEMBER = 3

const	TEAM_LOG_ADD_FILE = 4

const	TEAM_LOG_REMOVE_FILE = 5

Protected Member Functions
	read ($a_id)

	cleanLog ()
	Remove obsolete log entries. More...

Protected Attributes
	$id

	$assignment_id

	$members = array()

Detailed Description

Exercise assignment team.

Author: Jörg Lützenkirchen luetz.nosp@m.enki.nosp@m.rchen.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Definition at line 10 of file class.ilExAssignmentTeam.php.

Constructor & Destructor Documentation

◆ __construct()

ilExAssignmentTeam::__construct ( $a_id = null )

Definition at line 22 of file class.ilExAssignmentTeam.php.

        {
                if($a_id)
                {
                        $this->read($a_id);                     
                }
        }

References read().

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Member Function Documentation

◆ addTeamMember()

ilExAssignmentTeam::addTeamMember	(	$a_user_id,
		$a_exc_ref_id = `null`
	)

Add new member to team.

Parameters

int	$a_user_id
int	$a_exc_ref_id

Definition at line 159 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                if(!$this->id)
                {
                        return false;
                }
                
                // must not be in any team already
                if(!in_array($a_user_id, $this->getMembersOfAllTeams()))
                {                       
                        $fields = array("id" => array("integer", $this->id),
                                "ass_id" => array("integer", $this->assignment_id),
                                "user_id" => array("integer", $a_user_id));                     
                        $ilDB->insert("il_exc_team", $fields);          
                        
                        if($a_exc_ref_id)
                        {
                                $this->sendNotification($a_exc_ref_id, $a_user_id, "add");
                        }
                        
                        $this->writeLog(self::TEAM_LOG_ADD_MEMBER, 
                                ilObjUser::_lookupFullname($a_user_id));
                        
                        $this->read($this->id);
                        
                        return true;
                }       
                
                return false;
        }

References $ilDB, ilObjUser\_lookupFullname(), getMembersOfAllTeams(), read(), sendNotification(), and writeLog().

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◆ adoptTeams()

static ilExAssignmentTeam::adoptTeams	(	$a_source_ass_id,
		$a_target_ass_id,
		$a_user_id = `null`,
		$a_exc_ref_id = `null`
	)

static

Definition at line 423 of file class.ilExAssignmentTeam.php.

        {
                $teams = array();
                
                $old_team = null;
                foreach(self::getAssignmentTeamMap($a_source_ass_id) as $user_id => $team_id)
                {                       
                        $teams[$team_id][] = $user_id;
                                                
                        if($a_user_id && $user_id == $a_user_id)
                        {
                                $old_team = $team_id;
                        }               
                }
                
                if($a_user_id)
                {                                               
                        // no existing team (in source) or user already in team (in current)
                        if(!$old_team || 
                                self::getInstanceByUserId($a_target_ass_id, $a_user_id)->getId())
                        {
                                return;
                        }
                }
                
                $current_map = self::getAssignmentTeamMap($a_target_ass_id);
                
                foreach($teams as $team_id => $user_ids)
                {
                        if(!$old_team || $team_id == $old_team)
                        {
                                // only not assigned users
                                $missing = array();
                                foreach($user_ids as $user_id)
                                {
                                        if(!array_key_exists($user_id, $current_map))
                                        {
                                                $missing[] = $user_id;
                                        }
                                }
                                
                                if(sizeof($missing))
                                {
                                        // create new team
                                        $first = array_shift($missing);                 
                                        $new_team = self::getInstanceByUserId($a_target_ass_id, $first, true);
 
                                        if($a_exc_ref_id)
                                        {       
                                                // getTeamId() does NOT send notification
                                                $new_team->sendNotification($a_exc_ref_id, $first, "add");
                                        }                                               
                                
                                        foreach($missing as $user_id)
                                        {
                                                $new_team->addTeamMember($user_id, $a_exc_ref_id);
                                        }       
                                }
                        }
                }
        }

References getAssignmentTeamMap(), getId(), and getInstanceByUserId().

Referenced by ilExAssignmentEditorGUI\adoptTeamAssignmentsObject(), and ilExSubmissionTeamGUI\createAdoptedTeamObject().

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◆ cleanLog()

ilExAssignmentTeam::cleanLog ( )

protected

Remove obsolete log entries.

As there is no proper team deletion event, we are doing it this way

Definition at line 304 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                // #18179
                
                $teams = array();
                $set = $ilDB->query("SELECT DISTINCT(id)".
                        " FROM il_exc_team");
                while($row = $ilDB->fetchAssoc($set))
                {
                        $teams[] = $row["id"]; 
                }
                
                $set = $ilDB->query("SELECT DISTINCT(team_id)".
                        " FROM il_exc_team_log");
                while($row = $ilDB->fetchAssoc($set))           
                {
                        $team_id = $row["team_id"];
                        if(!in_array($team_id, $teams))
                        {
                                $ilDB->manipulate("DELETE FROM il_exc_team_log".
                                        " WHERE team_id = ".$ilDB->quote($team_id, "integer"));
                        }
                }               
        }

References $ilDB, and $row.

Referenced by getLog().

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◆ getAdoptableGroups()

static ilExAssignmentTeam::getAdoptableGroups ( $a_exc_ref_id )

static

Definition at line 489 of file class.ilExAssignmentTeam.php.

        {
                global $tree;
                
                $res = array();
                                
                $parent_ref_id = $tree->getParentId($a_exc_ref_id);
                if($parent_ref_id)
                {
                        foreach($tree->getChildsByType($parent_ref_id, "grp") as $group)
                        {
                                $res[] = $group["obj_id"];
                        }
                }
                
                return $res;
        }

References $res.

Referenced by ilExerciseManagementGUI\membersObject().

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◆ getAdoptableTeamAssignments()

static ilExAssignmentTeam::getAdoptableTeamAssignments	(	$a_exercise_id,
		$a_exclude_ass_id = `null`,
		$a_user_id = `null`
	)

static

Definition at line 365 of file class.ilExAssignmentTeam.php.

        {
                $res = array();
                
                $data = ilExAssignment::getAssignmentDataOfExercise($a_exercise_id);
                foreach($data as $row)
                {
                        if($a_exclude_ass_id && $row["id"] == $a_exclude_ass_id)
                        {
                                continue;
                        }
                        
                        if($row["type"] == ilExAssignment::TYPE_UPLOAD_TEAM)
                        {
                                $map = self::getAssignmentTeamMap($row["id"]);
                                
                                if($a_user_id && !array_key_exists($a_user_id, $map))
                                {
                                        continue;
                                }
                                
                                if(sizeof($map))
                                {               
                                        $user_team = null;
                                        if($a_user_id)
                                        {
                                                $user_team_id = $map[$a_user_id];
                                                $user_team = array();
                                                foreach($map as $user_id => $team_id)
                                                {
                                                        if($user_id != $a_user_id && 
                                                                $user_team_id == $team_id)
                                                        {
                                                                $user_team[] = $user_id;
                                                        }
                                                }                                                       
                                        }
                                        
                                        if(!$a_user_id ||
                                                sizeof($user_team))
                                        {
                                                $res[$row["id"]] = array(
                                                        "title" => $row["title"],
                                                        "teams" => sizeof(array_flip($map)),
                                                );
                                                
                                                if($a_user_id)
                                                {
                                                        $res[$row["id"]]["user_team"] = $user_team;
                                                }
                                        }                                       
                                }
                        }                       
                }
                
                return ilUtil::sortArray($res, "title", "asc", false, true);
        }

References $data, $res, $row, ilExAssignment\getAssignmentDataOfExercise(), getAssignmentTeamMap(), ilUtil\sortArray(), and ilExAssignment\TYPE_UPLOAD_TEAM.

Referenced by ilExAssignmentEditorGUI\adoptTeamAssignmentsFormObject(), ilExSubmissionTeamGUI\createTeamObject(), and ilExAssignmentEditorGUI\saveAssignmentObject().

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◆ getAssignmentTeamMap()

static ilExAssignmentTeam::getAssignmentTeamMap ( $a_ass_id )

static

Get team structure for assignment.

Parameters

int $a_ass_id

Returns: array

Definition at line 230 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                $map = array();
                
                $sql = "SELECT * FROM il_exc_team".
                        " WHERE ass_id = ".$ilDB->quote($a_ass_id, "integer");
                $set = $ilDB->query($sql);
                while($row = $ilDB->fetchAssoc($set))
                {
                        $map[$row["user_id"]] = $row["id"];
                }
                
                return $map;
        }

References $ilDB, and $row.

Referenced by ilExerciseMemberTableGUI\__construct(), adoptTeams(), ilExSubmissionTeamGUI\createTeamObject(), ilExerciseManagementGUI\createTeamsFromGroupsObject(), ilExSubmission\downloadAllAssignmentFiles(), and getAdoptableTeamAssignments().

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◆ getGroupMembersMap()

static ilExAssignmentTeam::getGroupMembersMap ( $a_exc_ref_id )

static

Definition at line 507 of file class.ilExAssignmentTeam.php.

        {                                       
                $res = array();
                
                include_once "Modules/Group/classes/class.ilGroupParticipants.php";
                foreach(self::getAdoptableGroups($a_exc_ref_id) as $grp_obj_id)
                {
                        $members_obj = new ilGroupParticipants($grp_obj_id);
                        
                        $res[$grp_obj_id] = array(
                                "title" => ilObject::_lookupTitle($grp_obj_id)
                                ,"members" =>  $members_obj->getMembers()
                        );                      
                }
                
                return ilUtil::sortArray($res, "title", "asc", false, true);
        }

References $res, ilObject\_lookupTitle(), and ilUtil\sortArray().

Referenced by ilExerciseManagementGUI\createTeamsFromGroupsObject(), and ilExerciseManagementGUI\initGroupForm().

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◆ getId()

ilExAssignmentTeam::getId ( )

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

        {
                return $this->id;
        }

References $id.

Referenced by adoptTeams().

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◆ getInstanceByUserId()

static ilExAssignmentTeam::getInstanceByUserId	(	$a_assignment_id,
		$a_user_id,
		$a_create_on_demand = `false`
	)

static

Definition at line 30 of file class.ilExAssignmentTeam.php.

        {
                $id = self::getTeamId($a_assignment_id, $a_user_id, $a_create_on_demand);
                return new self($id);
        }

References $id, and getTeamId().

Referenced by ilExSubmission\__construct(), adoptTeams(), ilExerciseManagementGUI\createTeamsFromGroupsObject(), ilExerciseManagementGUI\createTeamsObject(), and ilExerciseManagementGUI\dissolveTeamsObject().

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◆ getInstancesFromMap()

static ilExAssignmentTeam::getInstancesFromMap ( $a_assignment_id )

static

Definition at line 36 of file class.ilExAssignmentTeam.php.

        {
                $teams = array();               
                foreach(self::getAssignmentTeamMap($a_assignment_id) as $user_id => $team_id)
                {
                        $teams[$team_id][] = $user_id;
                }
                
                $res = array();
                foreach($teams as $team_id => $members)
                {
                        $team = new self();
                        $team->id = $team_id;
                        $team->members = $members;
                        $res[$team_id] = $team;
                }
                
                return $res;
        }

References $members, and $res.

Referenced by ilExerciseMemberTableGUI\__construct().

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◆ getLog()

ilExAssignmentTeam::getLog ( )

Get all log entries for team.

Parameters

int $a_team_id

Returns: array

Definition at line 280 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                $this->cleanLog();
                
                $res = array();
                
                $sql = "SELECT * FROM il_exc_team_log".
                        " WHERE team_id = ".$ilDB->quote($this->id, "integer").
                        " ORDER BY tstamp DESC";
                $set = $ilDB->query($sql);
                while($row = $ilDB->fetchAssoc($set))
                {
                        $res[] = $row;
                }
                return $res;
        }                       

References $ilDB, $res, $row, and cleanLog().

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◆ getMembers()

ilExAssignmentTeam::getMembers ( )

Get members of assignment team.

Returns: array

Definition at line 125 of file class.ilExAssignmentTeam.php.

        {
                return $this->members;
        }

References $members.

◆ getMembersOfAllTeams()

ilExAssignmentTeam::getMembersOfAllTeams ( )

Get members for all teams of assignment.

Returns: array

Definition at line 135 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                $ids = array();
                
                $sql = "SELECT user_id".
                        " FROM il_exc_team".
                        " WHERE ass_id = ".$ilDB->quote($this->assignment_id, "integer");
                $set = $ilDB->query($sql);
                while($row = $ilDB->fetchAssoc($set))
                {
                        $ids[] = $row["user_id"];
                }
                
                return $ids;
        }

References $ilDB, and $row.

Referenced by addTeamMember().

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◆ getTeamId()

static ilExAssignmentTeam::getTeamId	(	$a_assignment_id,
		$a_user_id,
		$a_create_on_demand = `false`
	)

static

Get team id for member id.

team will be created if no team yet

Parameters

int	$a_user_id
bool	$a_create_on_demand

Returns: int

Definition at line 92 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                $sql = "SELECT id FROM il_exc_team".
                        " WHERE ass_id = ".$ilDB->quote($a_assignment_id, "integer").
                        " AND user_id = ".$ilDB->quote($a_user_id, "integer");
                $set = $ilDB->query($sql);
                $row = $ilDB->fetchAssoc($set);
                $id = $row["id"];
                
                if(!$id && $a_create_on_demand)
                {
                        $id = $ilDB->nextId("il_exc_team");
                        
                        $fields = array("id" => array("integer", $id),
                                "ass_id" => array("integer", $a_assignment_id),
                                "user_id" => array("integer", $a_user_id));                     
                        $ilDB->insert("il_exc_team", $fields);          
                        
                        self::writeTeamLog($id, self::TEAM_LOG_CREATE_TEAM);                                            
                        self::writeTeamLog($id, self::TEAM_LOG_ADD_MEMBER, 
                                ilObjUser::_lookupFullname($a_user_id));
                }
                
                return $id;
        }

References $id, $ilDB, $row, ilObjUser\_lookupFullname(), and writeTeamLog().

Referenced by ilExSubmissionTeamGUI\createAdoptedTeamObject(), ilExSubmissionTeamGUI\createSingleMemberTeamObject(), ilExSubmissionTeamGUI\createTeamObject(), and getInstanceByUserId().

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◆ read()

ilExAssignmentTeam::read ( $a_id )

protected

Definition at line 61 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                // #18094
                $this->members = array();
                
                $sql = "SELECT * FROM il_exc_team".
                        " WHERE id = ".$ilDB->quote($a_id, "integer");
                $set = $ilDB->query($sql);
                if($ilDB->numRows($set))
                {
                        $this->id = $a_id;
                
                        while($row = $ilDB->fetchAssoc($set))
                        {
                                $this->assignment_id = $row["ass_id"];
                                $this->members[] = $row["user_id"];
                        }       
                }
        }

References $ilDB, and $row.

Referenced by __construct(), addTeamMember(), and removeTeamMember().

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◆ removeTeamMember()

ilExAssignmentTeam::removeTeamMember	(	$a_user_id,
		$a_exc_ref_id = `null`
	)

Remove member from team.

Parameters

int	$a_user_id
int	$a_exc_ref_id

Definition at line 198 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB;
                
                if(!$this->id)
                {
                        return;
                }
                
                $sql = "DELETE FROM il_exc_team".
                        " WHERE ass_id = ".$ilDB->quote($this->assignment_id, "integer").
                        " AND id = ".$ilDB->quote($this->id, "integer").
                        " AND user_id = ".$ilDB->quote($a_user_id, "integer");                  
                $ilDB->manipulate($sql);                
                        
                if($a_exc_ref_id)
                {
                        $this->sendNotification($a_exc_ref_id, $a_user_id, "rmv");
                }
                
                $this->writeLog(self::TEAM_LOG_REMOVE_MEMBER, 
                        ilObjUser::_lookupFullname($a_user_id));
                
                $this->read($this->id);
        }

References $ilDB, ilObjUser\_lookupFullname(), read(), sendNotification(), and writeLog().

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◆ sendNotification()

ilExAssignmentTeam::sendNotification	(	$a_exc_ref_id,
		$a_user_id,
		$a_action
	)

Send notification about team status.

Parameters

int	$a_exc_ref_id
int	$a_user_id
string	$a_action

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

        {
                global $ilUser;
                
                // no need to notify current user
                if(!$a_exc_ref_id ||
                        $ilUser->getId() == $a_user_id)
                {
                        return;
                }               
                
            $ass = new ilExAssignment($this->assignment_id);
                                
                include_once "./Services/Notification/classes/class.ilSystemNotification.php";
                $ntf = new ilSystemNotification();
                $ntf->setLangModules(array("exc"));
                $ntf->setRefId($a_exc_ref_id);
                $ntf->setChangedByUserId($ilUser->getId());
                $ntf->setSubjectLangId('exc_team_notification_subject_'.$a_action);
                $ntf->setIntroductionLangId('exc_team_notification_body_'.$a_action);
                $ntf->addAdditionalInfo("exc_assignment", $ass->getTitle());    
                $ntf->setGotoLangId('exc_team_notification_link');                              
                $ntf->setReasonLangId('exc_team_notification_reason');                          
                $ntf->sendMail(array($a_user_id));              
        }

References $ilUser.

Referenced by addTeamMember(), and removeTeamMember().

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◆ writeLog()

ilExAssignmentTeam::writeLog	(	$a_action,
		$a_details = `null`
	)

Definition at line 247 of file class.ilExAssignmentTeam.php.

        {
                self::writeTeamLog($this->id, $a_action, $a_details);
        }

References writeTeamLog().

Referenced by addTeamMember(), and removeTeamMember().

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◆ writeTeamLog()

static ilExAssignmentTeam::writeTeamLog	(	$a_team_id,
		$a_action,
		$a_details = `null`
	)

static

Add entry to team log.

Parameters

int	$a_team_id
int	$a_action
string	$a_details

Definition at line 259 of file class.ilExAssignmentTeam.php.

        {
                global $ilDB, $ilUser;
                
                $fields = array(
                        "team_id" => array("integer", $a_team_id),
                        "user_id" => array("integer", $ilUser->getId()),
                        "action" => array("integer", $a_action),
                        "details" => array("text", $a_details),
                        "tstamp" => array("integer", time())
                );
                
                $ilDB->insert("il_exc_team_log", $fields);
        }