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doctrine2/lib/Doctrine/Record.php

1392 lines
44 KiB
PHP

<?php
/*
* $Id$
*
* 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>.
*/
Doctrine::autoload('Doctrine_Access');
/**
* Doctrine_Record
* All record classes should inherit this super class
*
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @package Doctrine
* @category Object Relational Mapping
* @link www.phpdoctrine.com
* @since 1.0
* @version $Revision$
*/
abstract class Doctrine_Record extends Doctrine_Access implements Countable, IteratorAggregate, Serializable {
/**
* 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;
/**
* the following protected variables use '_' prefixes, the reason for this is to allow child
* classes call for example $this->id, $this->state for getting the values of columns named 'id' and 'state'
* rather than the values of these protected variables
*/
/**
* @var object Doctrine_Table $table the factory that created this data access object
*/
protected $_table;
/**
* @var integer $id the primary keys of this object
*/
protected $_id = array();
/**
* @var array $data the record data
*/
protected $_data = array();
/**
* @var integer $state the state of this record
* @see STATE_* constants
*/
protected $_state;
/**
* @var array $modified an array containing properties that have been modified
*/
protected $_modified = array();
/**
* @var Doctrine_Validator_ErrorStack error stack object
*/
protected $_errorStack;
/**
* @var array $references an array containing all the references
*/
private $references = array();
/**
* @var array $originals an array containing all the original references
*/
private $originals = array();
/**
* @var integer $index this index is used for creating object identifiers
*/
private static $index = 1;
/**
* @var Doctrine_Null $null a Doctrine_Null object used for extremely fast
* null value testing
*/
private static $null;
/**
* @var integer $oid object identifier
*/
private $oid;
/**
* constructor
* @param Doctrine_Table|null $table a Doctrine_Table object or null,
* if null the table object is retrieved from current connection
*
* @param boolean $isNewEntry whether or not this record is transient
*
* @throws Doctrine_Connection_Exception if object is created using the new operator and there are no
* open connections
* @throws Doctrine_Record_Exception if the cleanData operation fails somehow
*/
public function __construct($table = null, $isNewEntry = false) {
if(isset($table) && $table instanceof Doctrine_Table) {
$this->_table = $table;
$exists = !$isNewEntry;
} else {
$this->_table = Doctrine_Manager::getInstance()->getCurrentConnection()->getTable(get_class($this));
$exists = false;
}
// Check if the current connection has the records table in its registry
// If not this record is only used for creating table definition and setting up
// relations.
if($this->_table->getConnection()->hasTable($this->_table->getComponentName())) {
$this->oid = self::$index;
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();
// get the column count
$count = count($this->_data);
// clean data array
$this->cleanData();
$this->prepareIdentifiers($exists);
if( ! $exists) {
if($count > 0)
$this->_state = Doctrine_Record::STATE_TDIRTY;
else
$this->_state = Doctrine_Record::STATE_TCLEAN;
// set the default values for this record
$this->setDefaultValues();
// 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);
}
$this->_errorStack = new Doctrine_Validator_ErrorStack();
$repository = $this->_table->getRepository();
$repository->add($this);
}
}
/**
* initNullObject
*
* @param Doctrine_Null $null
* @return void
*/
public static function initNullObject(Doctrine_Null $null) {
self::$null = $null;
}
/**
* @return Doctrine_Null
*/
public static function getNullObject() {
return self::$null;
}
/**
* setUp
* this method is used for setting up relations and attributes
* it should be implemented by child classes
*
* @return void
*/
public function setUp() { }
/**
* getOID
* returns the object identifier
*
* @return integer
*/
public function getOID() {
return $this->oid;
}
/**
* isValid
*
* @return boolean whether or not this record passes all column validations
*/
public function isValid() {
if( ! $this->_table->getAttribute(Doctrine::ATTR_VLD))
return true;
// Clear the stack from any previous errors.
$this->_errorStack->clear();
// Run validation process
$validator = new Doctrine_Validator();
$validator->validateRecord($this);
$this->validate();
if ($this->_state == self::STATE_TDIRTY || $this->_state == self::STATE_TCLEAN) {
$this->validateOnInsert();
} else {
$this->validateOnUpdate();
}
return $this->_errorStack->count() == 0 ? true : false;
}
/**
* Emtpy template method to provide concrete Record classes with the possibility
* to hook into the validation procedure, doing any custom / specialized
* validations that are neccessary.
*/
protected function validate() {}
/**
* Empty tempalte method to provide concrete Record classes with the possibility
* to hook into the validation procedure only when the record is going to be
* updated.
*/
protected function validateOnUpdate() {}
/**
* Empty tempalte method to provide concrete Record classes with the possibility
* to hook into the validation procedure only when the record is going to be
* inserted into the data store the first time.
*/
protected function validateOnInsert() {}
/**
* getErrorStack
*
* @return Doctrine_Validator_ErrorStack returns the errorStack associated with this record
*/
public function getErrorStack() {
return $this->_errorStack;
}
/**
* setDefaultValues
* sets the default values for records internal data
*
* @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;
}
}
}
/**
* cleanData
* this method does several things to records internal data
*
* 1. It unserializes array and object typed columns
* 2. Uncompresses gzip typed columns
* 3. Gets the appropriate enum values for enum typed columns
* 4. Initializes special null object pointer for null values (for fast column existence checking purposes)
*
*
* example:
*
* $data = array("name"=>"John","lastname"=> null, "id" => 1,"unknown" => "unknown");
* $names = array("name", "lastname", "id");
* $data after operation:
* $data = array("name"=>"John","lastname" => Object(Doctrine_Null));
*
* here column 'id' is removed since its auto-incremented primary key (read-only)
*
* @throws Doctrine_Record_Exception if unserialization of array/object typed column fails or
* if uncompression of gzip typed column fails
*
* @return integer
*/
private function cleanData($debug = false) {
$tmp = $this->_data;
$this->_data = array();
$count = 0;
foreach($this->_table->getColumnNames() as $name) {
$type = $this->_table->getTypeOf($name);
if( ! isset($tmp[$name])) {
$this->_data[$name] = self::$null;
} else {
switch($type):
case "array":
case "object":
if($tmp[$name] !== self::$null) {
if(is_string($tmp[$name])) {
$value = unserialize($tmp[$name]);
if($value === false)
throw new Doctrine_Record_Exception("Unserialization of $name failed. ".var_dump(substr($tmp[$lower],0,30)."...",true));
} else
$value = $tmp[$name];
$this->_data[$name] = $value;
}
break;
case "gzip":
if($tmp[$name] !== self::$null) {
$value = gzuncompress($tmp[$name]);
if($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]);
break;
default:
$this->_data[$name] = $tmp[$name];
endswitch;
$count++;
}
}
return $count;
}
/**
* prepareIdentifiers
* prepares identifiers for later use
*
* @param boolean $exists whether or not this record exists in persistent data store
* @return void
*/
private function prepareIdentifiers($exists = true) {
switch($this->_table->getIdentifierType()):
case Doctrine_Identifier::AUTO_INCREMENT:
case Doctrine_Identifier::SEQUENCE:
$name = $this->_table->getIdentifier();
if($exists) {
if(isset($this->_data[$name]) && $this->_data[$name] !== self::$null)
$this->_id[$name] = $this->_data[$name];
}
unset($this->_data[$name]);
break;
case Doctrine_Identifier::NORMAL:
$this->_id = array();
$name = $this->_table->getIdentifier();
if(isset($this->_data[$name]) && $this->_data[$name] !== self::$null)
$this->_id[$name] = $this->_data[$name];
break;
case Doctrine_Identifier::COMPOSITE:
$names = $this->_table->getIdentifier();
foreach($names as $name) {
if($this->_data[$name] === self::$null)
$this->_id[$name] = null;
else
$this->_id[$name] = $this->_data[$name];
}
break;
endswitch;
}
/**
* serialize
* this method is automatically called when this Doctrine_Record is serialized
*
* @return array
*/
public function serialize() {
$this->_table->getAttribute(Doctrine::ATTR_LISTENER)->onSleep($this);
$vars = get_object_vars($this);
unset($vars['references']);
unset($vars['originals']);
unset($vars['_table']);
$name = $this->_table->getIdentifier();
$this->_data = array_merge($this->_data, $this->_id);
foreach($this->_data as $k => $v) {
if($v instanceof Doctrine_Record)
unset($vars['_data'][$k]);
elseif($v === self::$null) {
unset($vars['_data'][$k]);
} else {
switch($this->_table->getTypeOf($k)):
case "array":
case "object":
$vars['_data'][$k] = serialize($vars['_data'][$k]);
break;
endswitch;
}
}
return serialize($vars);
}
/**
* unseralize
* this method is automatically called everytime a Doctrine_Record object is unserialized
*
* @param string $serialized Doctrine_Record as serialized string
* @throws Doctrine_Record_Exception if the cleanData operation fails somehow
* @return void
*/
public function unserialize($serialized) {
$manager = Doctrine_Manager::getInstance();
$connection = $manager->getCurrentConnection();
$this->oid = self::$index;
self::$index++;
$this->_table = $connection->getTable(get_class($this));
$array = unserialize($serialized);
foreach($array as $name => $values) {
$this->$name = $values;
}
$this->_table->getRepository()->add($this);
$this->cleanData();
$this->prepareIdentifiers($this->exists());
$this->_table->getAttribute(Doctrine::ATTR_LISTENER)->onWakeUp($this);
}
/**
* getState
* returns the current state of the object
*
* @see Doctrine_Record::STATE_* constants
* @return integer
*/
public function getState() {
return $this->_state;
}
/**
* state
* returns / assigns the state of this record
*
* @param integer|string $state if set, this method tries to set the record state to $state
* @see Doctrine_Record::STATE_* constants
*
* @throws Doctrine_Record_State_Exception if trying to set an unknown state
* @return null|integer
*/
public function state($state = null) {
if($state == null) {
return $this->_state;
}
$err = false;
if(is_integer($state)) {
if($state >= 1 && $state <= 6)
$this->_state = $state;
else
$err = true;
} elseif(is_string($state)) {
$upper = strtoupper($state);
switch($upper) {
case 'DIRTY':
case 'CLEAN':
case 'TDIRTY':
case 'TCLEAN':
case 'PROXY':
case 'DELETED':
$this->_state = constant('Doctrine_Record::STATE_' . $upper);
break;
default:
$err = true;
}
}
if($err)
throw new Doctrine_Record_State_Exception('Unknown record state ' . $state);
}
/**
* refresh
* refresh internal data from the database
*
* @throws Doctrine_Record_Exception When the refresh operation fails (when the database row
* this record represents does not exist anymore)
* @return boolean
*/
final public function refresh() {
$id = $this->obtainIdentifier();
if( ! is_array($id))
$id = array($id);
if(empty($id))
return false;
$id = array_values($id);
$query = $this->_table->getQuery()." WHERE ".implode(" = ? AND ",$this->_table->getPrimaryKeys())." = ?";
$stmt = $this->_table->getConnection()->execute($query,$id);
$this->_data = $stmt->fetch(PDO::FETCH_ASSOC);
if( ! $this->_data)
throw new Doctrine_Record_Exception('Failed to refresh. Record does not exist anymore');
$this->_data = array_change_key_case($this->_data, CASE_LOWER);
$this->_modified = array();
$this->cleanData(true);
$this->prepareIdentifiers();
$this->_state = Doctrine_Record::STATE_CLEAN;
$this->_table->getAttribute(Doctrine::ATTR_LISTENER)->onLoad($this);
return true;
}
/**
* factoryRefresh
* refreshes the data from outer source (Doctrine_Table)
*
* @throws Doctrine_Record_Exception When the primary key of this record doesn't match the primary key fetched from a collection
* @return void
*/
final public function factoryRefresh() {
$this->_data = $this->_table->getData();
$old = $this->_id;
$this->cleanData();
$this->prepareIdentifiers();
if($this->_id != $old)
throw new Doctrine_Record_Exception("The refreshed primary key doesn't match the one in the record memory.", Doctrine::ERR_REFRESH);
$this->_state = Doctrine_Record::STATE_CLEAN;
$this->_modified = array();
$this->_table->getAttribute(Doctrine::ATTR_LISTENER)->onLoad($this);
}
/**
* getTable
* returns the table object for this record
*
* @return object Doctrine_Table a Doctrine_Table object
*/
final public function getTable() {
return $this->_table;
}
/**
* getData
* return all the internal data
*
* @return array an array containing all the properties
*/
final public function getData() {
return $this->_data;
}
/**
* rawGet
* returns the value of a property, if the property is not yet loaded
* this method does NOT load it
*
* @param $name name of the property
* @throws Doctrine_Record_Exception if trying to get an unknown property
* @return mixed
*/
public function rawGet($name) {
if( ! isset($this->_data[$name]))
throw new Doctrine_Record_Exception('Unknown property '. $name);
if($this->_data[$name] === self::$null)
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) {
$this->refresh();
$this->_state = Doctrine_Record::STATE_CLEAN;
return true;
}
return false;
}
/**
* get
* returns a value of a property or a related component
*
* @param mixed $name name of the property or related component
* @param boolean $invoke whether or not to invoke the onGetProperty listener
* @throws Doctrine_Record_Exception if trying to get a value of unknown property / related component
* @return mixed
*/
public function get($name, $invoke = true) {
$listener = $this->_table->getAttribute(Doctrine::ATTR_LISTENER);
$value = self::$null;
$lower = strtolower($name);
if(isset($this->_data[$lower])) {
// check if the property is null (= it is the Doctrine_Null object located in self::$null)
if($this->_data[$lower] === self::$null)
$this->load();
if($this->_data[$lower] === self::$null)
$value = null;
else
$value = $this->_data[$lower];
}
if($value !== self::$null) {
$value = $this->_table->invokeGet($this, $name, $value);
if($invoke && $name !== $this->_table->getIdentifier())
return $this->_table->getAttribute(Doctrine::ATTR_LISTENER)->onGetProperty($this, $name, $value);
else
return $value;
return $value;
}
if(isset($this->_id[$lower]))
return $this->_id[$lower];
if($name === $this->_table->getIdentifier())
return null;
$rel = $this->_table->getRelation($name);
try {
if( ! isset($this->references[$name]))
$this->loadReference($name);
} catch(Doctrine_Table_Exception $e) {
throw new Doctrine_Record_Exception("Unknown property / related component '$name'.");
}
return $this->references[$name];
}
/**
* set
* method for altering properties and Doctrine_Record references
* if the load parameter is set to false this method will not try to load uninitialized record data
*
* @param mixed $name name of the property or reference
* @param mixed $value value of the property or reference
* @param boolean $load whether or not to refresh / load the uninitialized record data
*
* @throws Doctrine_Record_Exception if trying to set a value for unknown property / related component
* @throws Doctrine_Record_Exception if trying to set a value of wrong type for related component
*
* @return Doctrine_Record
*/
public function set($name, $value, $load = true) {
$lower = strtolower($name);
if(isset($this->_data[$lower])) {
if($value instanceof Doctrine_Record) {
$id = $value->getIncremented();
if($id !== null)
$value = $id;
}
if($load)
$old = $this->get($lower, false);
else
$old = $this->_data[$lower];
if($old !== $value) {
$value = $this->_table->invokeSet($this, $name, $value);
$value = $this->_table->getAttribute(Doctrine::ATTR_LISTENER)->onSetProperty($this, $name, $value);
if($value === null)
$value = self::$null;
$this->_data[$lower] = $value;
$this->_modified[] = $lower;
switch($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;
break;
endswitch;
}
} else {
try {
$this->coreSetRelated($name, $value);
} catch(Doctrine_Table_Exception $e) {
throw new Doctrine_Record_Exception("Unknown property / related component '$name'.");
}
}
}
public function coreSetRelated($name, $value) {
$rel = $this->_table->getRelation($name);
// one-to-many or one-to-one relation
if($rel instanceof Doctrine_Relation_ForeignKey ||
$rel instanceof Doctrine_Relation_LocalKey) {
if( ! $rel->isOneToOne()) {
// one-to-many relation found
if( ! ($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.");
$value->setReference($this,$rel);
} else {
// one-to-one relation found
if( ! ($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.");
if($rel instanceof Doctrine_Relation_LocalKey) {
$this->set($rel->getLocal(), $value, false);
} else {
$value->set($rel->getForeign(), $this, false);
}
}
} elseif($rel instanceof Doctrine_Relation_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 many-to-many references.");
}
$this->references[$name] = $value;
}
/**
* contains
*
* @param string $name
* @return boolean
*/
public function contains($name) {
$lower = strtolower($name);
if(isset($this->_data[$lower]))
return true;
if(isset($this->_id[$lower]))
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 components
*
* @param Doctrine_Connection $conn
* @return void
*/
public function save(Doctrine_Connection $conn = null) {
if ($conn === null) {
$conn = $this->_table->getConnection();
}
$conn->beginTransaction();
$saveLater = $conn->unitOfWork->saveRelated($this);
if ($this->isValid()) {
$conn->save($this);
} else {
$conn->transaction->addInvalid($this);
}
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
$conn->unitOfWork->saveAssociations($this);
//$this->saveAssociations();
$conn->commit();
}
/**
* returns an array of modified fields and associated values
* @return array
*/
public function getModified() {
$a = array();
foreach($this->_modified as $k => $v) {
$a[$v] = $this->_data[$v];
}
return $a;
}
/**
* getPrepared
*
* returns an array of modified fields and values with data preparation
* adds column aggregation inheritance and converts Records into primary key values
*
* @param array $array
* @return array
*/
public function getPrepared(array $array = array()) {
$a = array();
if(empty($array))
$array = $this->_modified;
foreach($array as $k => $v) {
$type = $this->_table->getTypeOf($v);
if($this->_data[$v] === self::$null) {
$a[$v] = null;
continue;
}
switch($type) {
case 'array':
case 'object':
$a[$v] = serialize($this->_data[$v]);
break;
case 'gzip':
$a[$v] = gzcompress($this->_data[$v],5);
break;
case 'boolean':
$a[$v] = (int) $this->_data[$v];
break;
case 'enum':
$a[$v] = $this->_table->enumIndex($v,$this->_data[$v]);
break;
default:
if($this->_data[$v] instanceof Doctrine_Record)
$this->_data[$v] = $this->_data[$v]->getIncremented();
$a[$v] = $this->_data[$v];
}
}
foreach($this->_table->getInheritanceMap() as $k => $v) {
$old = $this->get($k, false);
if((string) $old !== (string) $v || $old === null) {
$a[$k] = $v;
$this->_data[$k] = $v;
}
}
return $a;
}
/**
* count
* this class implements countable interface
*
* @return integer the number of columns in this record
*/
public function count() {
return count($this->_data);
}
/**
* alias for count()
*
* @return integer the number of columns in this record
*/
public function columnCount() {
return $this->count();
}
/**
* toArray
* returns the 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 $a;
}
/**
* exists
* returns true if this record is persistent, otherwise false
*
* @return boolean
*/
public function exists() {
return ($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);
}
/**
* getIterator
* @return Doctrine_Record_Iterator a Doctrine_Record_Iterator that iterates through the data
*/
public function getIterator() {
return new Doctrine_Record_Iterator($this);
}
/**
* getOriginals
* returns an original collection of related component
*
* @return Doctrine_Collection|false
*/
public function obtainOriginals($name) {
if(isset($this->originals[$name]))
return $this->originals[$name];
return false;
}
/**
* 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);
}
/**
* copy
* returns a copy of this object
*
* @return Doctrine_Record
*/
public function copy() {
$ret = $this->_table->create($this->_data);
$modified = array();
foreach($this->_data as $key => $val)
if (!($val instanceof Doctrine_Null))
$ret->_modified[] = $key;
return $ret;
}
/**
* assignIdentifier
*
* @param integer $id
* @return void
*/
final public function assignIdentifier($id = false) {
if($id === false) {
$this->_id = array();
$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 {
$name = $this->_table->getIdentifier();
$this->_id[$name] = $id;
$this->_state = Doctrine_Record::STATE_CLEAN;
$this->_modified = array();
}
}
/**
* assignOriginals
*
* @param string $alias
* @param Doctrine_Collection $coll
* @return void
*/
public function assignOriginals($alias, Doctrine_Collection $coll) {
$this->originals[$alias] = $coll;
}
/**
* returns the primary keys of this object
*
* @return array
*/
final public function obtainIdentifier() {
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;
}
/**
* 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 $name
* @throws Doctrine_Record_Exception if trying to get an unknown related component
*/
public function obtainReference($name) {
if(isset($this->references[$name]))
return $this->references[$name];
throw new Doctrine_Record_Exception("Unknown reference $name");
}
/**
* initalizes a one-to-many / many-to-many relation
*
* @param Doctrine_Collection $coll
* @param Doctrine_Relation $connector
* @return boolean
*/
public function initReference(Doctrine_Collection $coll, Doctrine_Relation $connector) {
$alias = $connector->getAlias();
if(isset($this->references[$alias]))
return false;
if( ! $connector->isOneToOne()) {
if( ! ($connector instanceof Doctrine_Relation_Association))
$coll->setReference($this, $connector);
$this->references[$alias] = $coll;
$this->originals[$alias] = clone $coll;
return true;
}
return false;
}
public function lazyInitRelated(Doctrine_Collection $coll, Doctrine_Relation $connector) {
}
/**
* addReference
* @param Doctrine_Record $record
* @param mixed $key
* @return void
*/
public function addReference(Doctrine_Record $record, Doctrine_Relation $connector, $key = null) {
$alias = $connector->getAlias();
$this->references[$alias]->add($record, $key);
$this->originals[$alias]->add($record, $key);
}
/**
* 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
*
* @throws Doctrine_Table_Exception if trying to load an unknown related component
* @param string $name
* @return void
*/
final public function loadReference($name) {
$fk = $this->_table->getRelation($name);
if($fk->isOneToOne()) {
$this->references[$name] = $fk->fetchRelatedFor($this);
} else {
$coll = $fk->fetchRelatedFor($this);
$this->references[$name] = $coll;
$this->originals[$name] = clone $coll;
}
}
/**
* 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 $options
* @return void
*/
final public function hasColumn($name, $type, $length = 2147483647, $options = "") {
$this->_table->setColumn($name, $type, $length, $options);
}
/**
* countRelated
*
* @param string $name the name of the related component
* @return integer
*/
public function countRelated($name) {
$rel = $this->_table->getRelation($name);
$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)'];
}
/**
* merge
* merges this record with an array of values
*
* @param array $values
* @return void
*/
public function merge(array $values) {
foreach($this->_table->getColumnNames() as $value) {
try {
if(isset($values[$value]))
$this->set($value, $values[$value]);
} catch(Exception $e) {
// silence all exceptions
}
}
}
public function setAttribute($attr, $value) {
$this->_table->setAttribute($attr, $value);
}
public function setTableName($tableName) {
$this->_table->setTableName($tableName);
}
public function setInheritanceMap($map) {
$this->_table->setOption('inheritanceMap', $map);
}
public function setEnumValues($column, $values) {
$this->_table->setEnumValues($column, $values);
}
public function option($name, $value = null) {
if($value == null)
$this->_table->getOption($name);
else
$this->_table->setOption($name, $value);
}
/**
* addListener
*
* @param Doctrine_Db_EventListener_Interface|Doctrine_Overloadable $listener
* @return Doctrine_Db
*/
public function addListener($listener, $name = null) {
$this->_table->addListener($listener, $name = null);
return $this;
}
/**
* getListener
*
* @return Doctrine_Db_EventListener_Interface|Doctrine_Overloadable
*/
public function getListener() {
return $this->_table->getListener();
}
/**
* setListener
*
* @param Doctrine_Db_EventListener_Interface|Doctrine_Overloadable $listener
* @return Doctrine_Db
*/
public function setListener($listener) {
$this->_table->setListener($listener);
return $this;
}
/**
* call
*
* @param string|array $callback valid callback
* @param string $column column name
* @param mixed arg1 ... argN optional callback arguments
* @return Doctrine_Record
*/
public function call($callback, $column) {
$args = func_get_args();
array_shift($args);
if(isset($args[0])) {
$column = $args[0];
$args[0] = $this->get($column);
$newvalue = call_user_func_array($callback, $args);
$this->_data[$column] = $newvalue;
}
return $this;
}
/**
* returns a string representation of this object
*/
public function __toString() {
return Doctrine_Lib::getRecordAsString($this);
}
}