Docs For Class JTableObserver

Description

Implements interfaces:

JObserverInterface

Table class supporting modified pre-order tree traversal behavior.

link: http://docs.joomla.org/JTableObserver
abstract:
since: 3.1.2

Located in /libraries/joomla/table/observer.php (line 20)

Direct descendents

Class	Description
JTableObserverContenthistory	Table class supporting modified pre-order tree traversal behavior.
JTableObserverTags	Abstract class defining methods that can be implemented by an Observer class of a JTable class (which is an Observable).

Variable Summary

JTable $table

Method Summary

JTableObserver __construct (JTable $table)

void onAfterDelete (mixed $pk)

void onAfterLoad (boolean &$result, array $row)

void onAfterStore (boolean &$result)

void onBeforeDelete (mixed $pk)

void onBeforeLoad (mixed $keys, boolean $reset)

void onBeforeStore (boolean $updateNulls, string $tableKey)

Variables

JTable $table (line 28)

The observed table

since: 3.1.2
access: protected

Methods

Constructor __construct (line 37)

Constructor: Associates to $table $this observer

since: 3.1.2
access: public

JTableObserver __construct (JTable $table)

JTable $table: Table to be observed

onAfterDelete (line 122)

Post-processor for $table->delete($pk)

since: 3.1.2
access: public

void onAfterDelete (mixed $pk)

mixed $pk: The deleted primary key value.

onAfterLoad (line 68)

Post-processor for $table->load($keys, $reset)

since: 3.1.2
access: public

void onAfterLoad (boolean &$result, array $row)

boolean &$result: The result of the load
array $row: The loaded (and already binded to $this->table) row of the database table

onAfterStore (line 95)

Post-processor for $table->store($updateNulls)

since: 3.1.2
access: public

void onAfterStore (boolean &$result)

boolean &$result: The result of the store

Redefined in descendants as:

JTableObserverContenthistory::onAfterStore() : Post-processor for $table->store($updateNulls)
JTableObserverTags::onAfterStore() : Post-processor for $table->store($updateNulls) You can change optional params newTags and replaceTags of tagsHelper with method setNewTagsToAdd

onBeforeDelete (line 109)

Pre-processor for $table->delete($pk)

since: 3.1.2
throws: UnexpectedValueException
access: public

void onBeforeDelete (mixed $pk)

mixed $pk: An optional primary key value to delete. If not set the instance property value is used.

Redefined in descendants as:

JTableObserverContenthistory::onBeforeDelete() : Pre-processor for $table->delete($pk)
JTableObserverTags::onBeforeDelete() : Pre-processor for $table->delete($pk)

onBeforeLoad (line 54)

Pre-processor for $table->load($keys, $reset)

since: 3.1.2
access: public

void onBeforeLoad (mixed $keys, boolean $reset)

mixed $keys: An optional primary key value to load the row by, or an array of fields to match. If not set the instance property value is used.
boolean $reset: True to reset the default values before loading the new row.

onBeforeStore (line 82)

Pre-processor for $table->store($updateNulls)

since: 3.1.2
access: public

void onBeforeStore (boolean $updateNulls, string $tableKey)

boolean $updateNulls: The result of the load
string $tableKey: The key of the table

Redefined in descendants as:

JTableObserverTags::onBeforeStore() : Pre-processor for $table->store($updateNulls)