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doctrine2/Doctrine/Record.php

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<?php
/*
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* $Id$
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
*/
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Doctrine::autoload('Doctrine_Access');
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/**
* Doctrine_Record
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* All record classes should inherit this super class
*
* @author Konsta Vesterinen
* @license LGPL
* @package Doctrine
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*/
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abstract class Doctrine_Record extends Doctrine_Access implements Countable, IteratorAggregate, Serializable {
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/**
* STATE CONSTANTS
*/
/**
* DIRTY STATE
* a Doctrine_Record is in dirty state when its properties are changed
*/
const STATE_DIRTY = 1;
/**
* TDIRTY STATE
* a Doctrine_Record is in transient dirty state when it is created and some of its fields are modified
* but it is NOT yet persisted into database
*/
const STATE_TDIRTY = 2;
/**
* CLEAN STATE
* a Doctrine_Record is in clean state when all of its properties are loaded from the database
* and none of its properties are changed
*/
const STATE_CLEAN = 3;
/**
* PROXY STATE
* a Doctrine_Record is in proxy state when its properties are not fully loaded
*/
const STATE_PROXY = 4;
/**
* NEW TCLEAN
* a Doctrine_Record is in transient clean state when it is created and none of its fields are modified
*/
const STATE_TCLEAN = 5;
/**
* DELETED STATE
* a Doctrine_Record turns into deleted state when it is deleted
*/
const STATE_DELETED = 6;
/**
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* CALLBACK CONSTANTS
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*/
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/**
* RAW CALLBACK
*
* when using a raw callback and the property if a record is changed using this callback the
* record state remains untouched
*/
const CALLBACK_RAW = 1;
/**
* STATE-WISE CALLBACK
*
* state-wise callback means that when callback is used and the property is changed the
* record state is also updated
*/
const CALLBACK_STATEWISE = 2;
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/**
* @var object Doctrine_Table $table the factory that created this data access object
*/
protected $table;
/**
* @var integer $id the primary keys of this object
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*/
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protected $id = array();
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/**
* @var array $data the record data
*/
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protected $data = array();
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/**
* @var integer $state the state of this record
* @see STATE_* constants
*/
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protected $state;
/**
* @var array $modified an array containing properties that have been modified
*/
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protected $modified = array();
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/**
* @var array $collections the collections this record is in
*/
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private $collections = array();
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/**
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* @var array $references an array containing all the references
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*/
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private $references = array();
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/**
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* @var array $originals an array containing all the original references
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*/
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private $originals = array();
/**
* @var array $filters
*/
private $filters = array();
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/**
* @var integer $index this index is used for creating object identifiers
*/
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private static $index = 1;
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/**
* @var Doctrine_Null $null a Doctrine_Null object used for extremely fast
* null value testing
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*/
private static $null;
/**
* @var integer $oid object identifier
*/
private $oid;
/**
* constructor
* @param Doctrine_Table $table a Doctrine_Table object
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* @throws Doctrine_Connection_Exception if object is created using the new operator and there are no
* open connections
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*/
public function __construct($table = null) {
if(isset($table) && $table instanceof Doctrine_Table) {
$this->table = $table;
$exists = ( ! $this->table->isNewEntry());
} else {
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$this->table = Doctrine_Manager::getInstance()->getCurrentConnection()->getTable(get_class($this));
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$exists = false;
}
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// Check if the current connection has the records table in its registry
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// If not this is record is only used for creating table definition and setting up
// relations.
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if($this->table->getConnection()->hasTable($this->table->getComponentName())) {
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$this->oid = self::$index;
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self::$index++;
$keys = $this->table->getPrimaryKeys();
if( ! $exists) {
// listen the onPreCreate event
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onPreCreate($this);
} else {
// listen the onPreLoad event
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onPreLoad($this);
}
// get the data array
$this->data = $this->table->getData();
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// get the column count
$count = count($this->data);
// clean data array
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$this->cleanData();
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$this->prepareIdentifiers($exists);
if( ! $exists) {
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if($count > 0)
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$this->state = Doctrine_Record::STATE_TDIRTY;
else
$this->state = Doctrine_Record::STATE_TCLEAN;
// set the default values for this record
$this->setDefaultValues();
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// listen the onCreate event
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onCreate($this);
} else {
$this->state = Doctrine_Record::STATE_CLEAN;
if($count < $this->table->getColumnCount()) {
$this->state = Doctrine_Record::STATE_PROXY;
}
// listen the onLoad event
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onLoad($this);
}
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$repository = $this->table->getRepository();
$repository->add($this);
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}
}
/**
* initNullObject
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*
* @param Doctrine_Null $null
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*/
public static function initNullObject(Doctrine_Null $null) {
self::$null = $null;
}
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/**
* @return Doctrine_Null
*/
public static function getNullObject() {
return self::$null;
}
/**
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* setUp
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* this method is used for setting up relations and attributes
* it should be implemented by child classes
*
* @return void
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*/
public function setUp() { }
/**
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* getOID
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* return the object identifier
*
* @return integer
*/
public function getOID() {
return $this->oid;
}
/**
* setDefaultValues
* sets the default values
*
* @param boolean $overwrite whether or not to overwrite the already set values
* @return boolean
*/
public function setDefaultValues($overwrite = false) {
if( ! $this->table->hasDefaultValues())
return false;
foreach($this->data as $column => $value) {
$default = $this->table->getDefaultValueOf($column);
if($default === null)
$default = self::$null;
if($value === self::$null || $overwrite) {
$this->data[$column] = $default;
$this->modified[] = $column;
$this->state = Doctrine_Record::STATE_TDIRTY;
}
}
}
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/**
* cleanData
* modifies data array
* example:
*
* $data = array("name"=>"John","lastname"=> null, "id" => 1,"unknown" => "unknown");
* $names = array("name", "lastname", "id");
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* $data after operation:
* $data = array("name"=>"John","lastname" => Object(Doctrine_Null));
*
* here column 'id' is removed since its auto-incremented primary key (protected)
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*
* @return integer
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*/
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private function cleanData($debug = false) {
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$tmp = $this->data;
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$this->data = array();
$count = 0;
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foreach($this->table->getColumnNames() as $name) {
$type = $this->table->getTypeOf($name);
if( ! isset($tmp[$name])) {
$this->data[$name] = self::$null;
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} else {
switch($type):
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case "array":
case "object":
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if($tmp[$name] !== self::$null) {
if(is_string($tmp[$name])) {
$value = unserialize($tmp[$name]);
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if($value === false)
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throw new Doctrine_Record_Exception("Unserialization of $name failed. ".var_dump($tmp[$lower],true));
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} else
$value = $tmp[$name];
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$this->data[$name] = $value;
}
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break;
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case "gzip":
if($tmp[$name] !== self::$null) {
$value = gzuncompress($tmp[$name]);
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if($value === false)
throw new Doctrine_Record_Exception("Uncompressing of $name failed.");
$this->data[$name] = $value;
}
break;
case "enum":
$this->data[$name] = $this->table->enumValue($name, $tmp[$name]);
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break;
default:
$this->data[$name] = $tmp[$name];
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endswitch;
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$count++;
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}
}
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return $count;
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}
/**
* prepares identifiers for later use
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*
* @param boolean $exists whether or not this record exists in persistent data store
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* @return void
*/
private function prepareIdentifiers($exists = true) {
switch($this->table->getIdentifierType()):
case Doctrine_Identifier::AUTO_INCREMENT:
case Doctrine_Identifier::SEQUENCE:
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$name = $this->table->getIdentifier();
if($exists) {
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if(isset($this->data[$name]) && $this->data[$name] !== self::$null)
$this->id[$name] = $this->data[$name];
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}
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unset($this->data[$name]);
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break;
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case Doctrine_Identifier::NORMAL:
$this->id = array();
$name = $this->table->getIdentifier();
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if(isset($this->data[$name]) && $this->data[$name] !== self::$null)
$this->id[$name] = $this->data[$name];
break;
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case Doctrine_Identifier::COMPOSITE:
$names = $this->table->getIdentifier();
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foreach($names as $name) {
if($this->data[$name] === self::$null)
$this->id[$name] = null;
else
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$this->id[$name] = $this->data[$name];
}
break;
endswitch;
}
/**
* this method is automatically called when this Doctrine_Record is serialized
*
* @return array
*/
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public function serialize() {
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$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onSleep($this);
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$vars = get_object_vars($this);
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unset($vars['references']);
unset($vars['collections']);
unset($vars['originals']);
unset($vars['table']);
$name = $this->table->getIdentifier();
$this->data = array_merge($this->data, $this->id);
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foreach($this->data as $k => $v) {
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if($v instanceof Doctrine_Record)
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unset($vars['data'][$k]);
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elseif($v === self::$null) {
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unset($vars['data'][$k]);
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} else {
switch($this->table->getTypeOf($k)):
case "array":
case "object":
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$vars['data'][$k] = serialize($vars['data'][$k]);
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break;
endswitch;
}
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}
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return serialize($vars);
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}
/**
* unseralize
* this method is automatically called everytime a Doctrine_Record object is unserialized
*
* @return void
*/
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public function unserialize($serialized) {
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$manager = Doctrine_Manager::getInstance();
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$connection = $manager->getCurrentConnection();
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$this->oid = self::$index;
self::$index++;
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$this->table = $connection->getTable(get_class($this));
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$array = unserialize($serialized);
foreach($array as $name => $values) {
$this->$name = $values;
}
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$this->table->getRepository()->add($this);
$this->cleanData();
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$exists = true;
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if($this->state == Doctrine_Record::STATE_TDIRTY ||
$this->state == Doctrine_Record::STATE_TCLEAN)
$exists = false;
$this->prepareIdentifiers($exists);
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onWakeUp($this);
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}
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/**
* addCollection
* @param Doctrine_Collection $collection
* @param mixed $key
*/
final public function addCollection(Doctrine_Collection $collection,$key = null) {
if($key !== null) {
if(isset($this->collections[$key]))
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throw InvalidKeyException();
$this->collections[$key] = $collection;
} else {
$this->collections[] = $collection;
}
}
/**
* getCollection
* @param integer $key
* @return Doctrine_Collection
*/
final public function getCollection($key) {
return $this->collections[$key];
}
/**
* hasCollections
* whether or not this record is part of a collection
*
* @return boolean
*/
final public function hasCollections() {
return (! empty($this->collections));
}
/**
* getState
* returns the current state of the object
*
* @see Doctrine_Record::STATE_* constants
* @return integer
*/
final public function getState() {
return $this->state;
}
/**
* refresh
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* refresh internal data from the database
*
* @return boolean
*/
final public function refresh() {
$id = $this->obtainIdentifier();
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if( ! is_array($id))
$id = array($id);
if(empty($id))
return false;
$id = array_values($id);
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$query = $this->table->getQuery()." WHERE ".implode(" = ? AND ",$this->table->getPrimaryKeys())." = ?";
$stmt = $this->table->getConnection()->execute($query,$id);
$this->data = $stmt->fetch(PDO::FETCH_ASSOC);
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if( ! $this->data)
throw new Doctrine_Record_Exception('Failed to refresh. Record does not exist anymore');
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$this->data = array_change_key_case($this->data, CASE_LOWER);
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$this->modified = array();
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$this->cleanData(true);
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$this->prepareIdentifiers();
$this->state = Doctrine_Record::STATE_CLEAN;
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onLoad($this);
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return true;
}
/**
* factoryRefresh
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* refreshes the data from outer source (Doctrine_Table)
*
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* @throws Doctrine_Exception
* @return void
*/
final public function factoryRefresh() {
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$this->data = $this->table->getData();
$old = $this->id;
$this->cleanData();
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$this->prepareIdentifiers();
if($this->id != $old)
throw new Doctrine_Record_Exception("The refreshed primary key doesn't match the one in the record memory.", Doctrine::ERR_REFRESH);
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$this->state = Doctrine_Record::STATE_CLEAN;
$this->modified = array();
$this->table->getAttribute(Doctrine::ATTR_LISTENER)->onLoad($this);
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}
/**
* return the factory that created this data access object
* @return object Doctrine_Table a Doctrine_Table object
*/
final public function getTable() {
return $this->table;
}
/**
* return all the internal data
* @return array an array containing all the properties
*/
final public function getData() {
return $this->data;
}
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/**
* rawGet
* returns the value of a property, if the property is not yet loaded
* this method does NOT load it
*
* @param $name name of the property
* @return mixed
*/
public function rawGet($name) {
if( ! isset($this->data[$name]))
throw new InvalidKeyException();
if($this->data[$name] === self::$null)
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return null;
return $this->data[$name];
}
/**
* load
* loads all the unitialized properties from the database
*
* @return boolean
*/
public function load() {
// only load the data from database if the Doctrine_Record is in proxy state
if($this->state == Doctrine_Record::STATE_PROXY) {
if( ! empty($this->collections)) {
// delegate the loading operation to collections in which this record resides
foreach($this->collections as $collection) {
$collection->load($this);
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}
} else {
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$this->refresh();
}
$this->state = Doctrine_Record::STATE_CLEAN;
return true;
}
return false;
}
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/**
* get
* returns a value of a property or a related component
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*
* @param mixed $name name of the property or related component
* @param boolean $invoke whether or not to invoke the onGetProperty listener
* @throws Doctrine_Exception
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* @return mixed
*/
public function get($name, $invoke = true) {
$listener = $this->table->getAttribute(Doctrine::ATTR_LISTENER);
$value = self::$null;
$lower = strtolower($name);
if(isset($this->data[$lower])) {
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// check if the property is null (= it is the Doctrine_Null object located in self::$null)
if($this->data[$lower] === self::$null) {
$this->load();
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}
if($this->data[$lower] === self::$null)
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$value = null;
else
$value = $this->data[$lower];
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}
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if($value !== self::$null) {
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if($invoke && $name !== $this->table->getIdentifier()) {
return $this->table->getAttribute(Doctrine::ATTR_LISTENER)->onGetProperty($this, $name, $value);
} else
return $value;
}
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if(isset($this->id[$lower]))
return $this->id[$lower];
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if($name === $this->table->getIdentifier())
return null;
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if( ! isset($this->references[$name]))
$this->loadReference($name);
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return $this->references[$name];
}
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/**
* internalSet
*
* @param mixed $name
* @param mixed $value
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*/
final public function internalSet($name, $value) {
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if($value === null)
$value = self::$null;
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$this->data[$name] = $value;
}
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/**
* rawSet
* doctrine uses this function internally, not recommended for developers
*
* rawSet() works in very same same way as set() with an exception that
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* 1. it cannot be used for setting references
* 2. it cannot load uninitialized fields
*
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* @param mixed $name name of the property or reference
* @param mixed $value value of the property or reference
*/
final public function rawSet($name,$value) {
if($value instanceof Doctrine_Record)
$id = $value->getIncremented();
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if(isset($id))
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$value = $id;
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if(isset($this->data[$name])) {
if($this->data[$name] === self::$null) {
if($this->data[$name] !== $value) {
switch($this->state):
case Doctrine_Record::STATE_CLEAN:
$this->state = Doctrine_Record::STATE_DIRTY;
break;
case Doctrine_Record::STATE_TCLEAN:
$this->state = Doctrine_Record::STATE_TDIRTY;
endswitch;
}
}
if($this->state == Doctrine_Record::STATE_TCLEAN)
$this->state = Doctrine_Record::STATE_TDIRTY;
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if($value === null)
$value = self::$null;
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$this->data[$name] = $value;
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$this->modified[] = $name;
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}
}
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/**
* set
* method for altering properties and Doctrine_Record references
*
* @param mixed $name name of the property or reference
* @param mixed $value value of the property or reference
* @throws InvalidKeyException
* @throws InvalidTypeException
* @return void
*/
public function set($name,$value) {
$lower = strtolower($name);
if(isset($this->data[$lower])) {
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if($value instanceof Doctrine_Record) {
$id = $value->getIncremented();
if($id !== null)
$value = $id;
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}
$old = $this->get($lower, false);
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if($old !== $value) {
// invoke the onPreSetProperty listener
$value = $this->table->getAttribute(Doctrine::ATTR_LISTENER)->onSetProperty($this, $name, $value);
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if($value === null)
$value = self::$null;
$this->data[$lower] = $value;
$this->modified[] = $lower;
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switch($this->state):
case Doctrine_Record::STATE_CLEAN:
case Doctrine_Record::STATE_PROXY:
$this->state = Doctrine_Record::STATE_DIRTY;
break;
case Doctrine_Record::STATE_TCLEAN:
$this->state = Doctrine_Record::STATE_TDIRTY;
break;
endswitch;
}
} else {
// if not found, throws InvalidKeyException
$fk = $this->table->getRelation($name);
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// one-to-many or one-to-one relation
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if($fk instanceof Doctrine_ForeignKey ||
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$fk instanceof Doctrine_LocalKey) {
switch($fk->getType()):
case Doctrine_Relation::MANY_COMPOSITE:
case Doctrine_Relation::MANY_AGGREGATE:
// one-to-many relation found
if( ! ($value instanceof Doctrine_Collection))
throw new Doctrine_Record_Exception("Couldn't call Doctrine::set(), second argument should be an instance of Doctrine_Collection when setting one-to-many references.");
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$value->setReference($this,$fk);
break;
case Doctrine_Relation::ONE_COMPOSITE:
case Doctrine_Relation::ONE_AGGREGATE:
// one-to-one relation found
if( ! ($value instanceof Doctrine_Record))
throw new Doctrine_Record_Exception("Couldn't call Doctrine::set(), second argument should be an instance of Doctrine_Record when setting one-to-one references.");
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if($fk->getLocal() == $this->table->getIdentifier()) {
$this->references[$name]->set($fk->getForeign(),$this);
} else {
$this->set($fk->getLocal(),$value);
}
break;
endswitch;
} elseif($fk instanceof Doctrine_Association) {
// join table relation found
if( ! ($value instanceof Doctrine_Collection))
throw new Doctrine_Record_Exception("Couldn't call Doctrine::set(), second argument should be an instance of Doctrine_Collection when setting one-to-many references.");
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}
$this->references[$name] = $value;
}
}
/**
* contains
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*
* @param string $name
* @return boolean
*/
public function contains($name) {
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if(isset($this->data[$name]))
return true;
if(isset($this->references[$name]))
return true;
return false;
}
/**
* @param string $name
* @return void
*/
public function __unset($name) {
if(isset($this->data[$name]))
$this->data[$name] = array();
// todo: what to do with references ?
}
/**
* applies the changes made to this object into database
* this method is smart enough to know if any changes are made
* and whether to use INSERT or UPDATE statement
*
* this method also saves the related composites
*
* @return void
*/
final public function save(Doctrine_Connection $conn = null) {
if ($conn == null) {
$conn = $this->table->getConnection();
}
$conn->beginTransaction();
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$saveLater = $conn->saveRelated($this);
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$conn->save($this);
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foreach($saveLater as $fk) {
$table = $fk->getTable();
$alias = $this->table->getAlias($table->getComponentName());
if(isset($this->references[$alias])) {
$obj = $this->references[$alias];
$obj->save();
}
}
// save the MANY-TO-MANY associations
$this->saveAssociations();
$conn->commit();
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}
/**
* returns an array of modified fields and associated values
* @return array
*/
final public function getModified() {
$a = array();
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foreach($this->modified as $k => $v) {
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$a[$v] = $this->data[$v];
}
return $a;
}
/**
* returns an array of modified fields and values with data preparation
* adds column aggregation inheritance and converts Records into primary key values
*
* @return array
*/
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final public function getPrepared(array $array = array()) {
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$a = array();
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if(empty($array))
$array = $this->modified;
foreach($array as $k => $v) {
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$type = $this->table->getTypeOf($v);
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switch($type) {
case 'array':
case 'object':
$a[$v] = serialize($this->data[$v]);
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break;
case 'gzip':
$a[$v] = gzcompress($this->data[$v],5);
break;
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case 'enum':
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$a[$v] = $this->table->enumIndex($v,$this->data[$v]);
break;
default:
if($this->data[$v] instanceof Doctrine_Record)
$this->data[$v] = $this->data[$v]->getIncremented();
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if($this->data[$v] === self::$null)
$a[$v] = null;
else
$a[$v] = $this->data[$v];
}
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}
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foreach($this->table->getInheritanceMap() as $k => $v) {
$old = $this->get($k);
if((string) $old !== (string) $v || $old === null) {
$a[$k] = $v;
$this->data[$k] = $v;
}
}
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return $a;
}
/**
* this class implements countable interface
* @return integer the number of columns
*/
public function count() {
return count($this->data);
}
/**
* alias for count()
*/
public function getColumnCount() {
return $this->count();
}
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/**
* toArray
* returns record as an array
*
* @return array
*/
public function toArray() {
$a = array();
foreach($this as $column => $value) {
$a[$column] = $value;
}
if($this->table->getIdentifierType() == Doctrine_Identifier::AUTO_INCREMENT) {
$i = $this->table->getIdentifier();
$a[$i] = $this->getIncremented();
}
return $a;
}
/**
* checks if record has data
* @return boolean
*/
public function exists() {
return ($this->state !== Doctrine_Record::STATE_TCLEAN &&
$this->state !== Doctrine_Record::STATE_TDIRTY);
}
/**
* method for checking existence of properties and Doctrine_Record references
* @param mixed $name name of the property or reference
* @return boolean
*/
public function hasRelation($name) {
if(isset($this->data[$name]) || isset($this->id[$name]))
return true;
return $this->table->hasRelation($name);
}
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/**
* getIterator
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* @return Doctrine_Record_Iterator a Doctrine_Record_Iterator that iterates through the data
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*/
public function getIterator() {
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return new Doctrine_Record_Iterator($this);
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}
/**
* saveAssociations
* save the associations of many-to-many relations
* this method also deletes associations that do not exist anymore
* @return void
*/
final public function saveAssociations() {
foreach($this->table->getRelations() as $fk):
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$table = $fk->getTable();
$name = $table->getComponentName();
$alias = $this->table->getAlias($name);
if($fk instanceof Doctrine_Association) {
switch($fk->getType()):
case Doctrine_Relation::MANY_COMPOSITE:
break;
case Doctrine_Relation::MANY_AGGREGATE:
$asf = $fk->getAssociationFactory();
if(isset($this->references[$alias])) {
$new = $this->references[$alias];
if( ! isset($this->originals[$alias])) {
$this->loadReference($alias);
}
$r = Doctrine_Relation::getDeleteOperations($this->originals[$alias],$new);
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foreach($r as $record) {
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$query = "DELETE FROM ".$asf->getTableName()." WHERE ".$fk->getForeign()." = ?"
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." AND ".$fk->getLocal()." = ?";
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$this->table->getConnection()->execute($query, array($record->getIncremented(),$this->getIncremented()));
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}
$r = Doctrine_Relation::getInsertOperations($this->originals[$alias],$new);
foreach($r as $record) {
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$reldao = $asf->create();
$reldao->set($fk->getForeign(),$record);
$reldao->set($fk->getLocal(),$this);
$reldao->save();
}
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$this->originals[$alias] = clone $this->references[$alias];
}
break;
endswitch;
} elseif($fk instanceof Doctrine_ForeignKey ||
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$fk instanceof Doctrine_LocalKey) {
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switch($fk->getType()):
case Doctrine_Relation::ONE_COMPOSITE:
if(isset($this->originals[$alias]) && $this->originals[$alias]->obtainIdentifier() != $this->references[$alias]->obtainIdentifier())
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$this->originals[$alias]->delete();
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break;
case Doctrine_Relation::MANY_COMPOSITE:
if(isset($this->references[$alias])) {
$new = $this->references[$alias];
if( ! isset($this->originals[$alias]))
$this->loadReference($alias);
$r = Doctrine_Relation::getDeleteOperations($this->originals[$alias], $new);
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foreach($r as $record) {
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$record->delete();
}
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$this->originals[$alias] = clone $this->references[$alias];
}
break;
endswitch;
}
endforeach;
}
/**
* getOriginals
*/
final public function getOriginals($name) {
if( ! isset($this->originals[$name]))
throw new InvalidKeyException();
return $this->originals[$name];
}
/**
* deletes this data access object and all the related composites
* this operation is isolated by a transaction
*
* this event can be listened by the onPreDelete and onDelete listeners
*
* @return boolean true on success, false on failure
*/
public function delete(Doctrine_Connection $conn = null) {
if ($conn == null) {
$conn = $this->table->getConnection();
}
return $conn->delete($this);
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}
/**
* returns a copy of this object
* @return DAO
*/
public function copy() {
return $this->table->create($this->data);
}
/**
* @param integer $id
* @return void
*/
final public function assignIdentifier($id = false) {
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if($id === false) {
$this->id = array();
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$this->cleanData();
$this->state = Doctrine_Record::STATE_TCLEAN;
$this->modified = array();
} elseif($id === true) {
$this->prepareIdentifiers(false);
$this->state = Doctrine_Record::STATE_CLEAN;
$this->modified = array();
} else {
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$name = $this->table->getIdentifier();
$this->id[$name] = $id;
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$this->state = Doctrine_Record::STATE_CLEAN;
$this->modified = array();
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}
}
/**
* returns the primary keys of this object
*
* @return array
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*/
final public function obtainIdentifier() {
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return $this->id;
}
/**
* returns the value of autoincremented primary key of this object (if any)
*
* @return integer
*/
final public function getIncremented() {
$id = current($this->id);
if($id === false)
return null;
return $id;
}
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/**
* getLast
* this method is used internally be Doctrine_Query
* it is needed to provide compatibility between
* records and collections
*
* @return Doctrine_Record
*/
public function getLast() {
return $this;
}
/**
* hasRefence
* @param string $name
* @return boolean
*/
public function hasReference($name) {
return isset($this->references[$name]);
}
/**
* obtainReference
*
* @param string $name
*/
public function obtainReference($name) {
if(isset($this->references[$name]))
return $this->references[$name];
throw new Doctrine_Record_Exception("Unknown reference $name");
}
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/**
* initalizes a one-to-one relation
*
* @param Doctrine_Record $record
* @param Doctrine_Relation $connector
* @return void
*/
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public function initSingleReference(Doctrine_Record $record, Doctrine_Relation $connector) {
$alias = $connector->getAlias();
$this->references[$alias] = $record;
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}
/**
* initalizes a one-to-many / many-to-many relation
*
* @param Doctrine_Collection $coll
* @param Doctrine_Relation $connector
* @return void
*/
public function initReference(Doctrine_Collection $coll, Doctrine_Relation $connector) {
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$alias = $connector->getAlias();
if( ! ($connector instanceof Doctrine_Association))
$coll->setReference($this, $connector);
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$this->references[$alias] = $coll;
$this->originals[$alias] = clone $coll;
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}
/**
* addReference
* @param Doctrine_Record $record
* @param mixed $key
* @return void
*/
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public function addReference(Doctrine_Record $record, Doctrine_Relation $connector, $key = null) {
$alias = $connector->getAlias();
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$this->references[$alias]->internalAdd($record, $key);
$this->originals[$alias]->internalAdd($record, $key);
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}
/**
* getReferences
* @return array all references
*/
public function getReferences() {
return $this->references;
}
/**
* setRelated
*
* @param string $alias
* @param Doctrine_Access $coll
*/
final public function setRelated($alias, Doctrine_Access $coll) {
$this->references[$alias] = $coll;
$this->originals[$alias] = $coll;
}
/**
* loadReference
* loads a related component
*
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* @throws InvalidKeyException
* @param string $name
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* @return void
*/
final public function loadReference($name) {
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$fk = $this->table->getRelation($name);
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$table = $fk->getTable();
$local = $fk->getLocal();
$foreign = $fk->getForeign();
$graph = $table->getQueryObject();
$type = $fk->getType();
switch($this->getState()):
case Doctrine_Record::STATE_TDIRTY:
case Doctrine_Record::STATE_TCLEAN:
if($type == Doctrine_Relation::ONE_COMPOSITE ||
$type == Doctrine_Relation::ONE_AGGREGATE) {
// ONE-TO-ONE
$this->references[$name] = $table->create();
if($fk instanceof Doctrine_ForeignKey) {
$this->references[$name]->set($fk->getForeign(),$this);
} else {
$this->set($fk->getLocal(),$this->references[$name]);
}
} else {
$this->references[$name] = new Doctrine_Collection($table);
if($fk instanceof Doctrine_ForeignKey) {
// ONE-TO-MANY
$this->references[$name]->setReference($this,$fk);
}
$this->originals[$name] = new Doctrine_Collection($table);
}
break;
case Doctrine_Record::STATE_DIRTY:
case Doctrine_Record::STATE_CLEAN:
case Doctrine_Record::STATE_PROXY:
switch($fk->getType()):
case Doctrine_Relation::ONE_COMPOSITE:
case Doctrine_Relation::ONE_AGGREGATE:
// ONE-TO-ONE
$id = $this->get($local);
if($fk instanceof Doctrine_LocalKey) {
if(empty($id)) {
$this->references[$name] = $table->create();
$this->set($fk->getLocal(),$this->references[$name]);
} else {
$record = $table->find($id);
if($record !== false)
$this->references[$name] = $record;
else
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$this->references[$name] = $table->create();
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//$this->set($fk->getLocal(),$this->references[$name]);
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}
} elseif ($fk instanceof Doctrine_ForeignKey) {
if(empty($id)) {
$this->references[$name] = $table->create();
$this->references[$name]->set($fk->getForeign(), $this);
} else {
$dql = "FROM ".$table->getComponentName()." WHERE ".$table->getComponentName().".".$fk->getForeign()." = ?";
$coll = $graph->query($dql, array($id));
$this->references[$name] = $coll[0];
$this->references[$name]->set($fk->getForeign(), $this);
}
}
break;
default:
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$query = $fk->getRelationDql(1);
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// ONE-TO-MANY
if($fk instanceof Doctrine_ForeignKey) {
$id = $this->get($local);
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$coll = $graph->query($query,array($id));
$coll->setReference($this, $fk);
} elseif($fk instanceof Doctrine_Association_Self) {
$id = $this->getIncremented();
$q = new Doctrine_RawSql();
$assocTable = $fk->getAssociationFactory()->getTableName();
$tableName = $this->getTable()->getTableName();
$identifier = $this->getTable()->getIdentifier();
$sub = "SELECT ".$fk->getForeign().
" FROM ".$assocTable.
" WHERE ".$fk->getLocal().
" = ?";
$sub2 = "SELECT ".$fk->getLocal().
" FROM ".$assocTable.
" WHERE ".$fk->getForeign().
" = ?";
$q->select('{'.$tableName.'.*}, {'.$assocTable.'.*}')
->from($tableName.' INNER JOIN '.$assocTable.' ON '.
$tableName.'.'.$identifier.' = '.$assocTable.'.'.$fk->getLocal().' OR '.
$tableName.'.'.$identifier.' = '.$assocTable.'.'.$fk->getForeign()
)
->where($tableName.'.'.$identifier.' IN ('.$sub.') OR '.
$tableName.'.'.$identifier.' IN ('.$sub2.')'
);
$q->addComponent($tableName, $this->table->getComponentName());
$q->addComponent($assocTable, $this->table->getComponentName().'.'.$fk->getAssociationFactory()->getComponentName());
$coll = $q->execute(array($id, $id));
} elseif($fk instanceof Doctrine_Association) {
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$id = $this->getIncremented();
$coll = $graph->query($query, array($id));
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}
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$this->references[$name] = $coll;
$this->originals[$name] = clone $coll;
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endswitch;
break;
endswitch;
}
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/**
* filterRelated
* lazy initializes a new filter instance for given related component
*
* @param $componentAlias alias of the related component
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* @return Doctrine_Filter
*/
final public function filterRelated($componentAlias) {
if( ! isset($this->filters[$componentAlias])) {
$this->filters[$componentAlias] = new Doctrine_Filter($componentAlias);
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}
return $this->filters[$componentAlias];
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}
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/**
* binds One-to-One composite relation
*
* @param string $objTableName
* @param string $fkField
* @return void
*/
final public function ownsOne($componentName,$foreignKey, $localKey = null) {
$this->table->bind($componentName,$foreignKey,Doctrine_Relation::ONE_COMPOSITE, $localKey);
}
/**
* binds One-to-Many composite relation
*
* @param string $objTableName
* @param string $fkField
* @return void
*/
final public function ownsMany($componentName,$foreignKey, $localKey = null) {
$this->table->bind($componentName,$foreignKey,Doctrine_Relation::MANY_COMPOSITE, $localKey);
}
/**
* binds One-to-One aggregate relation
*
* @param string $objTableName
* @param string $fkField
* @return void
*/
final public function hasOne($componentName,$foreignKey, $localKey = null) {
$this->table->bind($componentName,$foreignKey,Doctrine_Relation::ONE_AGGREGATE, $localKey);
}
/**
* binds One-to-Many aggregate relation
*
* @param string $objTableName
* @param string $fkField
* @return void
*/
final public function hasMany($componentName,$foreignKey, $localKey = null) {
$this->table->bind($componentName,$foreignKey,Doctrine_Relation::MANY_AGGREGATE, $localKey);
}
/**
* setPrimaryKey
* @param mixed $key
*/
final public function setPrimaryKey($key) {
$this->table->setPrimaryKey($key);
}
/**
* hasColumn
* sets a column definition
*
* @param string $name
* @param string $type
* @param integer $length
* @param mixed $options
* @return void
*/
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final public function hasColumn($name, $type, $length = 2147483647, $options = "") {
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$this->table->setColumn($name, $type, $length, $options);
}
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/**
* countRelated
2006-08-26 03:50:55 +04:00
*
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* @param string $name the name of the related component
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* @return integer
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*/
public function countRelated($name) {
$rel = $this->table->getRelation($name);
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$componentName = $rel->getTable()->getComponentName();
$alias = $rel->getTable()->getAlias(get_class($this));
$query = new Doctrine_Query();
$query->from($componentName. '(' . 'COUNT(1)' . ')')->where($componentName. '.' .$alias. '.' . $this->getTable()->getIdentifier(). ' = ?');
$array = $query->execute(array($this->getIncremented()));
return $array[0]['COUNT(1)'];
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}
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/**
* merge
* merges this record with an array of values
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*
* @param array $values
*/
public function merge(array $values) {
foreach($this->table->getColumnNames() as $value) {
try {
if(isset($values[$value]))
$this->set($value, $values[$value]);
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} catch(Exception $e) { }
}
}
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/**
* __call
* @param string $m
* @param array $a
*/
public function __call($m,$a) {
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if(method_exists($this->table, $m))
return call_user_func_array(array($this->table, $m), $a);
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if( ! function_exists($m))
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throw new Doctrine_Record_Exception("unknown callback '$m'");
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if(isset($a[0])) {
$column = $a[0];
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$a[0] = $this->get($column);
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$newvalue = call_user_func_array($m, $a);
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$this->data[$column] = $newvalue;
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}
return $this;
}
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/**
* returns a string representation of this object
*/
public function __toString() {
return Doctrine_Lib::getRecordAsString($this);
}
}