ilAdvancedMDValues Class Reference

Collaboration diagram for ilAdvancedMDValues:

Public Member Functions
	__construct ($a_record_id, $a_obj_id, $a_sub_type="-", $a_sub_id=0)
	Constructor. More...
	getDefinitions ()
	Get record field definitions. More...
	getADTGroup ()
	Init ADT group for current record. More...
	isDisabled ($a_element_id)
	Is element disabled? More...
	read ()
	Get record values. More...
	write (array $a_additional_data=null)
	Write record values. More...

Static Public Member Functions
static	getInstancesForObjectId ($a_obj_id, $a_obj_type=null, $a_sub_type="-", $a_sub_id=0)
	Get instances for given object id. More...
static	findByObjectId ($a_obj_id)
	Find all entries for object (regardless of sub-type/sub-id) More...
static	_deleteByFieldId ($a_field_id, ilADT $a_adt)
	Delete values by field_id. More...
static	_deleteByObjId ($a_obj_id)
	Delete by objekt id. More...
static	preloadByObjIds (array $a_obj_ids)
	Preload list gui data. More...
static	preloadedRead ($a_type, $a_obj_id)
static	_cloneValues ($a_source_id, $a_target_id, $a_sub_type=null, $a_source_sub_id=null, $a_target_sub_id=null)
	Clone Advanced Meta Data. More...
static	_appendXMLByObjId (ilXmlWriter $a_xml_writer, $a_obj_id)
	Get xml of object values. More...
static	queryForRecords ($a_obj_id, $a_subtype, $a_records, $a_obj_id_key, $a_obj_subid_key, array $a_amet_filter=null)
	Query data for given object records. More...

Protected Member Functions
	getActiveRecord ()
	Init ADT DB Bridge (aka active record helper class) More...

Protected Attributes
	$record_id
	$obj_id
	$sub_id
	$sub_type
	$defs
	$adt_group
	$active_record
	$disabled

Static Protected Attributes
static	$preload_obj_records

Detailed Description

Author

Stefan Meyer meyer.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Version

$Id$

@ilCtrl_Calls

Definition at line 15 of file class.ilAdvancedMDValues.php.

Constructor & Destructor Documentation

__construct()

ilAdvancedMDValues::__construct	(		$a_record_id,
			$a_obj_id,
			$a_sub_type = "-",
			$a_sub_id = 0
	)

Constructor.

Parameters

int	$a_record_id
string	$a_obj_id
string	$a_sub_type
int	$a_sub_id

Returns

self

Definition at line 39 of file class.ilAdvancedMDValues.php.

        {
                $this->record_id = (int)$a_record_id;
                $this->obj_id = (int)$a_obj_id;
                $this->sub_type = $a_sub_type ? $a_sub_type : "-";
                $this->sub_id = (int)$a_sub_id;
        }

Member Function Documentation

_appendXMLByObjId()

static ilAdvancedMDValues::_appendXMLByObjId ( ilXmlWriter  $a_xml_writer,   $a_obj_id  )

static

Get xml of object values.

Parameters

ilXmlWriter	$a_xml_writer
int	$a_obj_id

Definition at line 373 of file class.ilAdvancedMDValues.php.

        {               
                $a_xml_writer->xmlStartTag('AdvancedMetaData'); 
                        
                self::preloadByObjIds(array($a_obj_id));
                $values_records = self::preloadedRead(ilObject::_lookupType($a_obj_id), $a_obj_id);
                
                foreach($values_records as $values_record)
                {
                        $defs = $values_record->getDefinitions();
                        foreach($values_record->getADTGroup()->getElements() as $element_id => $element)
                        {
                                $def = $defs[$element_id];                              
                                
                                $value = null;
                                if(!$element->isNull())
                                {
                                        $value = $def->getValueForXML($element);
                                }
                                
                                $a_xml_writer->xmlElement(
                                        'Value',
                                        array('id' => $def->getImportId()),
                                        $value
                                );
                        }                                               
                }
                
                $a_xml_writer->xmlEndTag('AdvancedMetaData');   
        }

References $defs, ilObject\_lookupType(), preloadByObjIds(), preloadedRead(), ilXmlWriter\xmlElement(), ilXmlWriter\xmlEndTag(), and ilXmlWriter\xmlStartTag().

Referenced by ilCourseXMLWriter\__buildAdvancedMetaData().

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_cloneValues()

static ilAdvancedMDValues::_cloneValues (   $a_source_id,   $a_target_id,   $a_sub_type = null,   $a_source_sub_id = null,   $a_target_sub_id = null  )

static

Clone Advanced Meta Data.

Parameters

int	source obj_id
int	target obj_id
string	sub_type (both source/target)
int	source sub_id
int	target sub_id

Definition at line 325 of file class.ilAdvancedMDValues.php.

        {
                global $ilLog;
                
                $source_primary = array("obj_id"=>array("integer", $a_source_id));
                $target_primary = array("obj_id"=>array("integer", $a_target_id));
                
                // sub-type support
                if($a_sub_type &&
                        $a_source_sub_id &&
                        $a_target_sub_id)
                {
                        $source_primary["sub_type"] = array("text", $a_sub_type);
                        $source_primary["sub_id"] = array("integer", $a_source_sub_id);
                        $target_primary["sub_type"] = array("text", $a_sub_type);
                        $target_primary["sub_id"] = array("integer", $a_target_sub_id);
                }
                
                ilADTFactory::getInstance()->initActiveRecordByType();  
                $has_cloned = ilADTActiveRecordByType::cloneByPrimary(
                        "adv_md_values",
                        array(
                                "obj_id" => "integer",
                                "sub_type" => "text",
                                "sub_id" => "integer",
                                "field_id" => "integer"
                        ),
                        $source_primary,
                        $target_primary,
                        array("disabled"=>"integer"));          
                
                if(!$has_cloned)
                {
                        $ilLog->write(__METHOD__.': No advanced meta data found.');
                }
                else
                {
                        $ilLog->write(__METHOD__.': Start cloning advanced meta data.');
                }
                return true;            
        }

References $ilLog, ilADTActiveRecordByType\cloneByPrimary(), and ilADTFactory\getInstance().

Referenced by ilObject\cloneObject(), and ilObjWiki\createWikiPage().

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_deleteByFieldId()

static ilAdvancedMDValues::_deleteByFieldId (   $a_field_id, ilADT  $a_adt  )

static

Delete values by field_id.

Typically called after deleting a field

Parameters

int	$a_field_id
ilADT	$a_adt

Definition at line 215 of file class.ilAdvancedMDValues.php.

        {               
                ilADTFactory::getInstance()->initActiveRecordByType();  
                ilADTActiveRecordByType::deleteByPrimary(
                        "adv_md_values",
                        array("field_id"=>array("integer", $a_field_id)),
                        $a_adt->getType());             
        }

References ilADTActiveRecordByType\deleteByPrimary(), ilADTFactory\getInstance(), and ilADT\getType().

Referenced by ilAdvancedMDFieldDefinition\delete().

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_deleteByObjId()

static ilAdvancedMDValues::_deleteByObjId (   $a_obj_id )

static

Delete by objekt id.

Parameters

int

$a_obj_id

Definition at line 229 of file class.ilAdvancedMDValues.php.

        {        
                ilADTFactory::getInstance()->initActiveRecordByType();  
                ilADTActiveRecordByType::deleteByPrimary(
                        "adv_md_values",
                        array("obj_id"=>array("integer", $a_obj_id)));
        }

References ilADTActiveRecordByType\deleteByPrimary(), and ilADTFactory\getInstance().

Referenced by ilObject\delete().

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findByObjectId()

static ilAdvancedMDValues::findByObjectId (   $a_obj_id )

static

Find all entries for object (regardless of sub-type/sub-id)

Parameters

int

$a_obj_id

Returns

array

Definition at line 145 of file class.ilAdvancedMDValues.php.

        {
                include_once "Services/ADT/classes/class.ilADTFactory.php";
                ilADTFactory::initActiveRecordByType();
                return ilADTActiveRecordByType::readByPrimary("adv_md_values", array("obj_id"=>array("integer", $a_obj_id)));
        }

References ilADTFactory\initActiveRecordByType(), and ilADTActiveRecordByType\readByPrimary().

Referenced by ilAdvancedMetaDataExporter\getXmlRepresentation().

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getActiveRecord()

ilAdvancedMDValues::getActiveRecord ( )

protected

Init ADT DB Bridge (aka active record helper class)

Returns

ilADTActiveRecordByType

Definition at line 106 of file class.ilAdvancedMDValues.php.

        {
                if(!$this->active_record instanceof ilADTActiveRecordByType)
                {
                        include_once "Services/ADT/classes/class.ilADTFactory.php";
                        $factory = ilADTFactory::getInstance();
                        
                        $adt_group_db = $factory->getDBBridgeForInstance($this->getADTGroup());
                                                         
                        $primary = array(
                                "obj_id" => array("integer", $this->obj_id),
                                "sub_type" => array("text", $this->sub_type),
                                "sub_id" => array("integer", $this->sub_id)
                        );
                        $adt_group_db->setPrimary($primary);
                        $adt_group_db->setTable("adv_md_values");
                        
                        // multi-enum fakes single in adv md
                        foreach($adt_group_db->getElements() as $element)
                        {
                                if($element->getADT()->getType() == "MultiEnum")
                                {
                                        $element->setFakeSingle(true);
                                }
                        }               
 
                        $this->active_record = $factory->getActiveRecordByTypeInstance($adt_group_db);
                        $this->active_record->setElementIdColumn("field_id", "integer");
                }
                
                return $this->active_record;
        }

References $active_record, getADTGroup(), and ilADTFactory\getInstance().

Referenced by read(), and write().

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getADTGroup()

ilAdvancedMDValues::getADTGroup

(

)

Init ADT group for current record.

Returns

ilADTGroup

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

        {               
                if(!$this->adt_group instanceof ilADTGroup)
                {                                                       
                        $this->adt_group = ilAdvancedMDFieldDefinition::getADTGroupForDefinitions($this->getDefinitions());                     
                }
                return $this->adt_group;
        }

References $adt_group, ilAdvancedMDFieldDefinition\getADTGroupForDefinitions(), and getDefinitions().

Referenced by getActiveRecord().

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getDefinitions()

ilAdvancedMDValues::getDefinitions

(

)

Get record field definitions.

Returns

array

Definition at line 78 of file class.ilAdvancedMDValues.php.

        {
                if(!is_array($this->defs))
                {                       
                        $this->defs = ilAdvancedMDFieldDefinition::getInstancesByRecordId($this->record_id);                                            
                }
                return $this->defs;
        }

References $defs, and ilAdvancedMDFieldDefinition\getInstancesByRecordId().

Referenced by getADTGroup().

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getInstancesForObjectId()

static ilAdvancedMDValues::getInstancesForObjectId (   $a_obj_id,   $a_obj_type = null,   $a_sub_type = "-",   $a_sub_id = 0  )

static

Get instances for given object id.

Parameters

int	$a_obj_id
string	$a_obj_type

Returns

array

Definition at line 54 of file class.ilAdvancedMDValues.php.

        {               
                $res = array();
                
                if(!$a_obj_type)
                {
                        $a_obj_type = ilObject::_lookupType($a_obj_id);
                }
                
                include_once "Services/AdvancedMetaData/classes/class.ilAdvancedMDRecord.php";
                foreach(ilAdvancedMDRecord::_getSelectedRecordsByObject($a_obj_type, $a_obj_id, $a_sub_type) as $record)
                {
                        $id = $record->getRecordId();
                        $res[$id] = new self($id, $a_obj_id, $a_sub_type, $a_sub_id);
                }
        
                return $res;
        }

References $res, ilAdvancedMDRecord\_getSelectedRecordsByObject(), and ilObject\_lookupType().

Referenced by ilECSUtils\getAdvancedMDValuesForObjId(), ilAdvancedMDValueParser\handlerBeginTag(), ilRemoteObjectBase\importMetadataFromJson(), and ilAdvancedMDRecordGUI\parseInfoPage().

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isDisabled()

ilAdvancedMDValues::isDisabled

(

$a_element_id

)

Is element disabled?

Parameters

string

$a_element_id

Returns

bool

Definition at line 165 of file class.ilAdvancedMDValues.php.

        {                               
                if(is_array($this->disabled))
                {
                        return in_array($a_element_id, $this->disabled);
                }
        }

preloadByObjIds()

static ilAdvancedMDValues::preloadByObjIds ( array  $a_obj_ids )

static

Preload list gui data.

Parameters

array

$a_obj_ids

Definition at line 248 of file class.ilAdvancedMDValues.php.

        {               
                global $ilDB;
                
                // preload values
                ilADTFactory::getInstance()->initActiveRecordByType();  
                ilADTActiveRecordByType::preloadByPrimary(
                        "adv_md_values",
                        array("obj_id"=>array("integer", $a_obj_ids)));         
                
                
                // preload record ids for object types
                
                self::$preload_obj_records = array();
                
                // get active records for object types
                $query = "SELECT amro.*".
                        " FROM adv_md_record_objs amro".
                        " JOIN adv_md_record amr ON (amr.record_id = amro.record_id)".
                        " WHERE active = ".$ilDB->quote(1, "integer");
                $set = $ilDB->query($query);
                while($row = $ilDB->fetchAssoc($set))
                {
                        self::$preload_obj_records[$row["obj_type"]][] = array($row["record_id"], $row["optional"]);
                }                                               
        }

References $ilDB, $query, $row, ilADTFactory\getInstance(), and ilADTActiveRecordByType\preloadByPrimary().

Referenced by _appendXMLByObjId(), and ilObjectListGUIPreloader\preload().

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preloadedRead()

static ilAdvancedMDValues::preloadedRead (   $a_type,   $a_obj_id  )

static

Definition at line 275 of file class.ilAdvancedMDValues.php.

        {
                $res = array();
                
                if(isset(self::$preload_obj_records[$a_type]))
                {               
                        foreach(self::$preload_obj_records[$a_type] as $item)
                        {
                                $record_id = $item[0];
                                
                                // record is optional, check activation for object
                                if($item[1])
                                {
                                        $found = false;
                                        include_once "Services/AdvancedMetaData/classes/class.ilAdvancedMDRecord.php";
                                        foreach(ilAdvancedMDRecord::_getSelectedRecordsByObject($a_type, $a_obj_id) as $record)
                                        {
                                                if($record->getRecordId() == $item[0])
                                                {
                                                        $found = true;
                                                }
                                        }
                                        if(!$found)
                                        {
                                                continue;
                                        }
                                }
                                
                                $res[$record_id] = new self($record_id, $a_obj_id);
                                $res[$record_id]->read();
                        }
                }
                
                return $res;
        }

References $record_id, $res, and ilAdvancedMDRecord\_getSelectedRecordsByObject().

Referenced by _appendXMLByObjId(), and ilAdvancedMDSubstitution\getParsedSubstitutions().

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queryForRecords()

static ilAdvancedMDValues::queryForRecords (   $a_obj_id,   $a_subtype,   $a_records,   $a_obj_id_key,   $a_obj_subid_key, array  $a_amet_filter = null  )

static

Query data for given object records.

Parameters

return

Definition at line 415 of file class.ilAdvancedMDValues.php.

        {       
                $results = array();
                
                if (!is_array($a_obj_id))
                {
                        $a_obj_id = array($a_obj_id);
                }
                        
                $sub_obj_ids = array();
                foreach($a_records as $rec)
                {
                        $sub_obj_ids[] = $rec[$a_obj_subid_key];                                                        
                }
                
                // preload adv data for object id(s) 
                ilADTFactory::getInstance()->initActiveRecordByType();
                ilADTActiveRecordByType::preloadByPrimary("adv_md_values", 
                        array(
                                "obj_id" => array("integer", $a_obj_id),
                                "sub_type" => array("text", $a_subtype),
                                "sub_id" => array("integer", $sub_obj_ids)
                        ));
                
                $record_groups = array();
                
                foreach($a_records as $rec)
                {                       
                        $obj_id = $rec[$a_obj_id_key];
                        $sub_id = $rec[$a_obj_subid_key];
                                                
                        // only active amet records for glossary 
                        foreach(ilAdvancedMDRecord::_getSelectedRecordsByObject(ilObject::_lookupType($obj_id), $obj_id, $a_subtype) as $adv_record)
                        {                                                                       
                                $record_id = $adv_record->getRecordId();
                                
                                if(!isset($record_groups[$record_id]))
                                {
                                        $defs = ilAdvancedMDFieldDefinition::getInstancesByRecordId($record_id);
                                        $record_groups[$record_id] = ilAdvancedMDFieldDefinition::getADTGroupForDefinitions($defs);
                                        $record_groups[$record_id] = ilADTFactory::getInstance()->getDBBridgeForInstance($record_groups[$record_id]);
                                        $record_groups[$record_id]->setTable("adv_md_values");                                                          
                                }
                                
                                // prepare ADT group for record id                                                                                                              
                                $record_groups[$record_id]->setPrimary(array(
                                        "obj_id" => array("integer", $obj_id),
                                        "sub_type" => array("text", $a_subtype),
                                        "sub_id" => array("integer", $sub_id)
                                ));
                                
                                // multi-enum fakes single in adv md
                                foreach($record_groups[$record_id]->getElements() as $element)
                                {
                                        if($element->getADT()->getType() == "MultiEnum")
                                        {
                                                $element->setFakeSingle(true);
                                        }
                                }               
                                
                                // read (preloaded) data 
                                $active_record = new ilADTActiveRecordByType($record_groups[$record_id]);       
                                $active_record->setElementIdColumn("field_id", "integer");      
                                $active_record->read();
                                        
                                $adt_group = $record_groups[$record_id]->getADT();                                                                      
                        
                                // filter against amet values
                                if($a_amet_filter)
                                {                                                                               
                                        foreach($a_amet_filter as $field_id => $element)
                                        {                                               
                                                if($adt_group->hasElement($field_id))
                                                {                                                       
                                                        if(!$element->isInCondition($adt_group->getElement($field_id)))
                                                        {                       
                                                                continue(3);
                                                        }
                                                }
                                        }
                                }
                                
                                // add amet values to glossary term record
                                foreach($adt_group->getElements() as $element_id => $element)
                                {
                                        if(!$element->isNull())
                                        {
                                                // we are reusing the ADT group for all $a_records, so we need to clone
                                                $pb = ilADTFactory::getInstance()->getPresentationBridgeForInstance(clone $element);
                                                $rec["md_".$element_id] = $pb->getSortable();
                                                $rec["md_".$element_id."_presentation"] = $pb;
                                                
                                        }
                                        else
                                        {
                                                $rec["md_".$element_id] = null;
                                        }
                                }                                                                                                                                               
                        }
                        
                        $results[] = $rec;      
                }
                
                return $results;
        }

References $active_record, $adt_group, $defs, $obj_id, $record_id, $results, $sub_id, ilAdvancedMDRecord\_getSelectedRecordsByObject(), ilObject\_lookupType(), ilAdvancedMDFieldDefinition\getADTGroupForDefinitions(), ilADTFactory\getInstance(), ilAdvancedMDFieldDefinition\getInstancesByRecordId(), and ilADTActiveRecordByType\preloadByPrimary().

Referenced by ilBookingObjectsTableGUI\getItems(), ilBookingReservationsTableGUI\getItems(), and ilGlossaryTerm\getTermList().

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read()

ilAdvancedMDValues::read

(

)

Get record values.

Definition at line 181 of file class.ilAdvancedMDValues.php.

        {               
                $this->disabled = array();
                
                $tmp = $this->getActiveRecord()->read(true);
                if($tmp)
                {
                        foreach($tmp as $element_id => $data)
                        {
                                if($data["disabled"])
                                {
                                        $this->disabled[] = $element_id;
                                }
                        }
                }
        }

References $data, and getActiveRecord().

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write()

ilAdvancedMDValues::write

(

array

$a_additional_data = null

)

Write record values.

Parameters

array

$a_additional_data

Definition at line 203 of file class.ilAdvancedMDValues.php.

        {
                $this->getActiveRecord()->write($a_additional_data);
        }

References getActiveRecord().

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Field Documentation

$active_record

ilAdvancedMDValues::$active_record

protected

Definition at line 24 of file class.ilAdvancedMDValues.php.

Referenced by getActiveRecord(), and queryForRecords().

$adt_group

ilAdvancedMDValues::$adt_group

protected

Definition at line 23 of file class.ilAdvancedMDValues.php.

Referenced by getADTGroup(), and queryForRecords().

$defs

ilAdvancedMDValues::$defs

protected

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

Referenced by _appendXMLByObjId(), getDefinitions(), and queryForRecords().

$disabled

ilAdvancedMDValues::$disabled

protected

Definition at line 26 of file class.ilAdvancedMDValues.php.

$obj_id

ilAdvancedMDValues::$obj_id

protected

Definition at line 18 of file class.ilAdvancedMDValues.php.

Referenced by queryForRecords().

$preload_obj_records

ilAdvancedMDValues::$preload_obj_records

staticprotected

Definition at line 28 of file class.ilAdvancedMDValues.php.

$record_id

ilAdvancedMDValues::$record_id

protected

Definition at line 17 of file class.ilAdvancedMDValues.php.

Referenced by preloadedRead(), and queryForRecords().

$sub_id

ilAdvancedMDValues::$sub_id

protected

Definition at line 19 of file class.ilAdvancedMDValues.php.

Referenced by queryForRecords().

$sub_type

ilAdvancedMDValues::$sub_type

protected

Definition at line 20 of file class.ilAdvancedMDValues.php.

---

The documentation for this class was generated from the following file:

• Services/AdvancedMetaData/classes/class.ilAdvancedMDValues.php