Elgg_AttributeLoader Class Reference

Public Member Functions
	__construct ($class, $required_type, array $initialized_attrs)
	Constructor. More...
	getAdditionalSelectValues ()
	Get values selected from the database that are not attributes. More...
	getRequiredAttributes ($row)
	Get all required attributes for the entity, validating any that are passed in. More...

Public Attributes
	$requires_access_control = true
	$primary_loader = 'get_entity_as_row'
	$secondary_loader = ''
	$full_loader = ''

Protected Member Functions
	isMissingPrimaries ($row)
	Get primary attributes missing that are missing. More...
	isMissingSecondaries ($row)
	Get secondary attributes that are missing. More...
	checkType ($row)
	Check that the type is correct. More...
	filterAddedColumns ($row)
	Filter non-attribute keys into $this->additional_select_values. More...

Protected Attributes
	$secondary_attr_names = array()
	$required_type
	$initialized_attributes
	$class
	$additional_select_values = array()

Static Protected Attributes
static	$primary_attr_names
static	$integer_attr_names
static	$null_attr_names

Detailed Description

Definition at line 11 of file AttributeLoader.php.

Constructor & Destructor Documentation

Elgg_AttributeLoader::__construct	(		$class,
			$required_type,
		array	$initialized_attrs
	)

Constructor.

Parameters

string	$class	class of object being loaded
string	$required_type	entity type this is being used to populate
array	$initialized_attrs	attributes after initializeAttributes() has been run

Exceptions

InvalidArgumentException

Definition at line 113 of file AttributeLoader.php.

Member Function Documentation

Elgg_AttributeLoader::checkType (   $row )

protected

Check that the type is correct.

Parameters

stdClass

$row

Database row

Returns

void

Exceptions

InvalidClassException

Definition at line 156 of file AttributeLoader.php.

Elgg_AttributeLoader::filterAddedColumns (   $row )

protected

Filter non-attribute keys into $this->additional_select_values.

Parameters

array

$row

All columns from the query

Returns

array Columns acceptable for the entity's attributes

Definition at line 269 of file AttributeLoader.php.

Elgg_AttributeLoader::getAdditionalSelectValues

(

)

Get values selected from the database that are not attributes.

Returns

array

Definition at line 168 of file AttributeLoader.php.

Elgg_AttributeLoader::getRequiredAttributes

(

$row

)

Get all required attributes for the entity, validating any that are passed in.

Returns empty array if can't be loaded (Check $failure_reason).

This function splits loading between "primary" attributes (those in {prefix}entities table) and "secondary" attributes (e.g. those in {prefix}objects_entity), but can load all at once if a combined loader is available.

Parameters

mixed

$row

a row loaded from DB (array or stdClass) or a GUID

Returns

array will be empty if failed to load all attributes (access control or entity doesn't exist)

Exceptions

InvalidArgumentException|LogicException|IncompleteEntityException

Definition at line 185 of file AttributeLoader.php.

Elgg_AttributeLoader::isMissingPrimaries (   $row )

protected

Get primary attributes missing that are missing.

Parameters

stdClass

$row

Database row

Returns

array

Definition at line 135 of file AttributeLoader.php.

Elgg_AttributeLoader::isMissingSecondaries (   $row )

protected

Get secondary attributes that are missing.

Parameters

stdClass

$row

Database row

Returns

array

Definition at line 145 of file AttributeLoader.php.

Member Data Documentation

Elgg_AttributeLoader::$additional_select_values = array()

protected

Definition at line 103 of file AttributeLoader.php.

Elgg_AttributeLoader::$class

protected

Definition at line 78 of file AttributeLoader.php.

Elgg_AttributeLoader::$full_loader = ''

Definition at line 98 of file AttributeLoader.php.

Elgg_AttributeLoader::$initialized_attributes

protected

Definition at line 73 of file AttributeLoader.php.

Elgg_AttributeLoader::$integer_attr_names

staticprotected

Initial value:

= array(
        'guid',
        'owner_guid',
        'container_guid',
        'site_guid',
        'access_id',
        'time_created',
        'time_updated',
        'last_action',
        
        'prev_last_action',
        'last_login',
        'prev_last_login'
    )

Definition at line 35 of file AttributeLoader.php.

Elgg_AttributeLoader::$null_attr_names

staticprotected

Initial value:

= array(
        'name',
        'title',
        'description',
        'url',
    )

Definition at line 53 of file AttributeLoader.php.

Elgg_AttributeLoader::$primary_attr_names

staticprotected

Initial value:

= array(
        'guid',
        'type',
        'subtype',
        'owner_guid',
        'container_guid',
        'site_guid',
        'access_id',
        'time_created',
        'time_updated',
        'last_action',
        'enabled',
    )

Definition at line 18 of file AttributeLoader.php.

Elgg_AttributeLoader::$primary_loader = 'get_entity_as_row'

Definition at line 88 of file AttributeLoader.php.

Elgg_AttributeLoader::$required_type

protected

Definition at line 68 of file AttributeLoader.php.

Elgg_AttributeLoader::$requires_access_control = true

Definition at line 83 of file AttributeLoader.php.

Elgg_AttributeLoader::$secondary_attr_names = array()

protected

Definition at line 63 of file AttributeLoader.php.

Elgg_AttributeLoader::$secondary_loader = ''

Definition at line 93 of file AttributeLoader.php.

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

• engine/classes/Elgg/AttributeLoader.php