1
0
mirror of synced 2024-12-13 22:56:04 +03:00
doctrine2/lib/Doctrine/Record.php
jackbravo b329ae870b Added a $deep argument to refresh
The default is set to false because fetching the relations deletes
previously fetched relations =P. This is, if you fetched an aggregated
value (SUM, COUNT), it wont be refreshed, it will be overwritten by the
actual related values.
2007-11-28 19:35:44 +00:00

1702 lines
51 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_Record_Abstract');
/**
* Doctrine_Record
* All record classes should inherit this super class
*
* @package Doctrine
* @subpackage Record
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.com
* @since 1.0
* @version $Revision$
*/
abstract class Doctrine_Record extends Doctrine_Record_Abstract 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;
/**
* LOCKED STATE
* a Doctrine_Record is temporarily locked during deletes and saves
*
* This state is used internally to ensure that circular deletes
* and saves will not cause infinite loops
*/
const STATE_LOCKED = 6;
/**
* @var Doctrine_Node_<TreeImpl> node object
*/
protected $_node;
/**
* @var integer $_id the primary keys of this object
*/
protected $_id = array();
/**
* @var array $_data the record data
*/
protected $_data = array();
/**
* @var array $_values the values array, aggregate values and such are mapped into this array
*/
protected $_values = array();
/**
* @var integer $_state the state of this record
* @see STATE_* constants
*/
protected $_state;
/**
* @var array $_modified an array containing field names that have been modified
* @todo Better name? $_modifiedFields?
*/
protected $_modified = array();
/**
* @var Doctrine_Validator_ErrorStack error stack object
*/
protected $_errorStack;
/**
* @var array $_references an array containing all the references
*/
protected $_references = array();
/**
* @var integer $index this index is used for creating object identifiers
*/
private static $_index = 1;
/**
* @var integer $oid object identifier, each Record object has a unique 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 {
$class = get_class($this);
// get the table of this class
$this->_table = Doctrine_Manager::getInstance()->getTable($class);
$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())) {
return;
}
$this->_oid = self::$_index;
self::$_index++;
// get the data array
$this->_data = $this->_table->getData();
// get the column count
$count = count($this->_data);
$this->_values = $this->cleanData($this->_data);
$this->prepareIdentifiers($exists);
if ( ! $exists) {
if ($count > count($this->_values)) {
$this->_state = Doctrine_Record::STATE_TDIRTY;
} else {
$this->_state = Doctrine_Record::STATE_TCLEAN;
}
// set the default values for this record
$this->assignDefaultValues();
} else {
$this->_state = Doctrine_Record::STATE_CLEAN;
if ($count < $this->_table->getColumnCount()) {
$this->_state = Doctrine_Record::STATE_PROXY;
}
}
$this->_errorStack = new Doctrine_Validator_ErrorStack(get_class($this));
$repository = $this->_table->getRepository();
$repository->add($this);
$this->construct();
}
/**
* _index
*
* @return integer
*/
public static function _index()
{
return self::$_index;
}
/**
* setUp
* this method is used for setting up relations and attributes
* it should be implemented by child classes
*
* @return void
*/
public function setUp()
{ }
/**
* construct
* Empty template method to provide concrete Record classes with the possibility
* to hook into the constructor procedure
*
* @return void
*/
public function construct()
{ }
/**
* getOid
* returns the object identifier
*
* @return integer
*/
public function getOid()
{
return $this->_oid;
}
public function oid()
{
return $this->_oid;
}
/**
* isValid
*
* @return boolean whether or not this record is valid
*/
public function isValid()
{
if ( ! $this->_table->getAttribute(Doctrine::ATTR_VALIDATE)) {
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 $this->_errorStack->count() == 0 ? true : false;
}
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the validation procedure, doing any custom / specialized
* validations that are neccessary.
*/
protected function validate()
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the validation procedure only when the record is going to be
* updated.
*/
protected function validateOnUpdate()
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the validation procedure only when the record is going to be
* inserted into the data store the first time.
*/
protected function validateOnInsert()
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the serializing procedure.
*/
public function preSerialize($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the serializing procedure.
*/
public function postSerialize($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the serializing procedure.
*/
public function preUnserialize($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the serializing procedure.
*/
public function postUnserialize($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the saving procedure.
*/
public function preSave($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the saving procedure.
*/
public function postSave($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the deletion procedure.
*/
public function preDelete($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the deletion procedure.
*/
public function postDelete($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the saving procedure only when the record is going to be
* updated.
*/
public function preUpdate($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the saving procedure only when the record is going to be
* updated.
*/
public function postUpdate($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the saving procedure only when the record is going to be
* inserted into the data store the first time.
*/
public function preInsert($event)
{ }
/**
* Empty template method to provide concrete Record classes with the possibility
* to hook into the saving procedure only when the record is going to be
* inserted into the data store the first time.
*/
public function postInsert($event)
{ }
/**
* getErrorStack
*
* @return Doctrine_Validator_ErrorStack returns the errorStack associated with this record
*/
public function getErrorStack()
{
return $this->_errorStack;
}
/**
* errorStack
* assigns / returns record errorStack
*
* @param Doctrine_Validator_ErrorStack errorStack to be assigned for this record
* @return void|Doctrine_Validator_ErrorStack returns the errorStack associated with this record
*/
public function errorStack($stack = null)
{
if ($stack !== null) {
if ( ! ($stack instanceof Doctrine_Validator_ErrorStack)) {
throw new Doctrine_Record_Exception('Argument should be an instance of Doctrine_Validator_ErrorStack.');
}
$this->_errorStack = $stack;
} else {
return $this->_errorStack;
}
}
/**
* setDefaultValues
* sets the default values for records internal data
*
* @param boolean $overwrite whether or not to overwrite the already set values
* @return boolean
*/
public function assignDefaultValues($overwrite = false)
{
if ( ! $this->_table->hasDefaultValues()) {
return false;
}
foreach ($this->_data as $column => $value) {
$default = $this->_table->getDefaultValueOf($column);
if ($default === null) {
continue;
}
if ($value === self::$_null || $overwrite) {
$this->_data[$column] = $default;
$this->_modified[] = $column;
$this->_state = Doctrine_Record::STATE_TDIRTY;
}
}
}
/**
* cleanData
*
* @param array $data data array to be cleaned
* @return integer
* @todo Better description. What exactly does this "cleaning" involve?
*/
public function cleanData(&$data)
{
$tmp = $data;
$data = array();
foreach ($this->getTable()->getFieldNames() as $fieldName) {
if ( ! isset($tmp[$fieldName])) {
$data[$fieldName] = self::$_null;
} else {
$data[$fieldName] = $tmp[$fieldName];
}
unset($tmp[$fieldName]);
}
return $tmp;
}
/**
* hydrate
* hydrates this object from given array
*
* @param array $data
* @return boolean
*/
public function hydrate(array $data)
{
$this->_values = array_merge($this->_values, $this->cleanData($data));
$this->_data = array_merge($this->_data, $data);
$this->prepareIdentifiers(true);
}
/**
* 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_AUTOINC:
case Doctrine::IDENTIFIER_SEQUENCE:
case Doctrine::IDENTIFIER_NATURAL:
$name = $this->_table->getIdentifier();
if (is_array($name)) {
$name = $name[0];
}
if ($exists) {
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;
}
}
/**
* serialize
* this method is automatically called when this Doctrine_Record is serialized
*
* @return array
*/
public function serialize()
{
$event = new Doctrine_Event($this, Doctrine_Event::RECORD_SERIALIZE);
$this->preSerialize($event);
$vars = get_object_vars($this);
unset($vars['_references']);
unset($vars['_table']);
unset($vars['_errorStack']);
unset($vars['_filter']);
unset($vars['_node']);
$name = $this->_table->getIdentifier();
$this->_data = array_merge($this->_data, $this->_id);
foreach ($this->_data as $k => $v) {
if ($v instanceof Doctrine_Record && $this->_table->getTypeOf($k) != 'object') {
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;
case 'gzip':
$vars['_data'][$k] = gzcompress($vars['_data'][$k]);
break;
case 'enum':
$vars['_data'][$k] = $this->_table->enumIndex($k, $vars['_data'][$k]);
break;
}
}
}
$str = serialize($vars);
$this->postSerialize($event);
return $str;
}
/**
* 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)
{
$event = new Doctrine_Event($this, Doctrine_Event::RECORD_UNSERIALIZE);
$this->preUnserialize($event);
$manager = Doctrine_Manager::getInstance();
$connection = $manager->getConnectionForComponent(get_class($this));
$this->_oid = self::$_index;
self::$_index++;
$this->_table = $connection->getTable(get_class($this));
$array = unserialize($serialized);
foreach($array as $k => $v) {
$this->$k = $v;
}
foreach ($this->_data as $k => $v) {
switch ($this->_table->getTypeOf($k)) {
case 'array':
case 'object':
$this->_data[$k] = unserialize($this->_data[$k]);
break;
case 'gzip':
$this->_data[$k] = gzuncompress($this->_data[$k]);
break;
case 'enum':
$this->_data[$k] = $this->_table->enumValue($k, $this->_data[$k]);
break;
}
}
$this->_table->getRepository()->add($this);
$this->cleanData($this->_data);
$this->prepareIdentifiers($this->exists());
$this->postUnserialize($event);
}
/**
* 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 {
$err = true;
}
} else if (is_string($state)) {
$upper = strtoupper($state);
$const = 'Doctrine_Record::STATE_' . $upper;
if (defined($const)) {
$this->_state = constant($const);
} else {
$err = true;
}
}
if ($this->_state === Doctrine_Record::STATE_TCLEAN ||
$this->_state === Doctrine_Record::STATE_CLEAN) {
$this->_modified = array();
}
if ($err) {
throw new Doctrine_Record_State_Exception('Unknown record state ' . $state);
}
}
/**
* refresh
* refresh internal data from the database
*
* @param bool $deep If true, fetch also current relations. Caution: this deletes
* any aggregated values you may have queried beforee
*
* @throws Doctrine_Record_Exception When the refresh operation fails (when the database row
* this record represents does not exist anymore)
* @return boolean
*/
public function refresh($deep = false)
{
$id = $this->identifier();
if ( ! is_array($id)) {
$id = array($id);
}
if (empty($id)) {
return false;
}
$id = array_values($id);
if ($deep) {
$query = $this->getTable()->createQuery();
foreach (array_keys($this->_references) as $name) {
$query->leftJoin(get_class($this) . '.' . $name);
}
$query->where(implode(' = ? AND ', $this->getTable()->getIdentifierColumnNames()) . ' = ?');
$record = $query->fetchOne($id);
} else {
// Use FETCH_ARRAY to avoid clearing object relations
$record = $this->getTable()->find($id, Doctrine::HYDRATE_ARRAY);
if ($record) {
$this->hydrate($record);
}
}
if ($record === false) {
throw new Doctrine_Record_Exception('Failed to refresh. Record does not exist.');
}
$this->_modified = array();
$this->prepareIdentifiers();
$this->_state = Doctrine_Record::STATE_CLEAN;
return $this;
}
/**
* refresh
* refres data of related objects from the database
*
* @param string $name name of a related component.
* if set, this method only refreshes the specified related component
*
* @return Doctrine_Record this object
*/
public function refreshRelated($name = null)
{
if (is_null($name)) {
foreach ($this->_table->getRelations() as $rel) {
$this->_references[$rel->getAlias()] = $rel->fetchRelatedFor($this);
}
} else {
$rel = $this->_table->getRelation($name);
$this->_references[$name] = $rel->fetchRelatedFor($this);
}
}
/**
* clearRelated
* unsets all the relationships this object has
*
* (references to related objects still remain on Table objects)
*/
public function clearRelated()
{
$this->_references = array();
}
/**
* getTable
* returns the table object for this record
*
* @return Doctrine_Table a Doctrine_Table object
*/
public function getTable()
{
return $this->_table;
}
/**
* getData
* return all the internal data
*
* @return array an array containing all the properties
*/
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 $name name of the property
* @throws Doctrine_Record_Exception if trying to get an unknown property
* @return mixed
*/
public function rawGet($fieldName)
{
if ( ! isset($this->_data[$fieldName])) {
throw new Doctrine_Record_Exception('Unknown property '. $fieldName);
}
if ($this->_data[$fieldName] === self::$_null) {
return null;
}
return $this->_data[$fieldName];
}
/**
* load
* loads all the uninitialized 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 $load whether or not to invoke the loading procedure
* @throws Doctrine_Record_Exception if trying to get a value of unknown property / related component
* @return mixed
*/
public function get($fieldName, $load = true)
{
$value = self::$_null;
if (isset($this->_data[$fieldName])) {
// check if the value is the Doctrine_Null object located in self::$_null)
if ($this->_data[$fieldName] === self::$_null && $load) {
$this->load();
}
if ($this->_data[$fieldName] === self::$_null) {
$value = null;
} else {
$value = $this->_data[$fieldName];
}
return $value;
}
if (isset($this->_values[$fieldName])) {
return $this->_values[$fieldName];
}
try {
if ( ! isset($this->_references[$fieldName]) && $load) {
$rel = $this->_table->getRelation($fieldName);
$this->_references[$fieldName] = $rel->fetchRelatedFor($this);
}
return $this->_references[$fieldName];
} catch (Doctrine_Table_Exception $e) {
foreach ($this->_table->getFilters() as $filter) {
if (($value = $filter->filterGet($this, $fieldName, $value)) !== null) {
return $value;
}
}
}
}
/**
* mapValue
* This simple method is used for mapping values to $values property.
* Usually this method is used internally by Doctrine for the mapping of
* aggregate values.
*
* @param string $name the name of the mapped value
* @param mixed $value mixed value to be mapped
* @return void
*/
public function mapValue($name, $value)
{
$this->_values[$name] = $value;
}
/**
* 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 $load whether or not to refresh / load the uninitialized record data
*
* @throws Doctrine_Record_Exception if trying to set a value for unknown property / related component
* @throws Doctrine_Record_Exception if trying to set a value of wrong type for related component
*
* @return Doctrine_Record
*/
public function set($fieldName, $value, $load = true)
{
if (isset($this->_data[$fieldName])) {
if ($value instanceof Doctrine_Record) {
$type = $this->_table->getTypeOf($fieldName);
$id = $value->getIncremented();
if ($id !== null && $type !== 'object') {
$value = $id;
}
}
if ($load) {
$old = $this->get($fieldName, $load);
} else {
$old = $this->_data[$fieldName];
}
if ($old !== $value) {
if ($value === null) {
$value = self::$_null;
}
$this->_data[$fieldName] = $value;
$this->_modified[] = $fieldName;
switch ($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;
}
}
} else {
try {
$this->coreSetRelated($fieldName, $value);
} catch (Doctrine_Table_Exception $e) {
foreach ($this->_table->getFilters() as $filter) {
if (($value = $filter->filterSet($this, $fieldName, $value)) !== null) {
return $value;
}
}
}
}
}
/**
* DESCRIBE WHAT THIS METHOD DOES, PLEASE!
* @todo Refactor. What about composite keys?
*/
public function coreSetRelated($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.");
}
if (isset($this->_references[$name])) {
$this->_references[$name]->setData($value->getData());
return $this;
}
} else {
if ($value !== self::$_null) {
$relatedTable = $value->getTable();
$foreignFieldName = $relatedTable->getFieldName($rel->getForeign());
$localFieldName = $this->_table->getFieldName($rel->getLocal());
// one-to-one relation found
if ( ! ($value instanceof Doctrine_Record)) {
throw new Doctrine_Record_Exception("Couldn't call Doctrine::set(), second argument should be an instance of Doctrine_Record or Doctrine_Null when setting one-to-one references.");
}
if ($rel instanceof Doctrine_Relation_LocalKey) {
if ( ! empty($foreignFieldName) && $foreignFieldName != $value->getTable()->getIdentifier()) {
$this->set($localFieldName, $value->rawGet($foreignFieldName), false);
} else {
$this->set($localFieldName, $value, false);
}
} else {
$value->set($foreignFieldName, $this, false);
}
}
}
} else if ($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 $name
* @return boolean
*/
public function contains($fieldName)
{
if (isset($this->_data[$fieldName])) {
return true;
}
if (isset($this->_id[$fieldName])) {
return true;
}
if (isset($this->_values[$fieldName])) {
return true;
}
if (isset($this->_references[$fieldName]) &&
$this->_references[$fieldName] !== self::$_null) {
return true;
}
return false;
}
/**
* @param string $name
* @return void
*/
public function __unset($fieldName)
{
if (isset($this->_data[$fieldName])) {
$this->_data[$fieldName] = 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 optional connection parameter
* @return void
*/
public function save(Doctrine_Connection $conn = null)
{
if ($conn === null) {
$conn = $this->_table->getConnection();
}
$conn->unitOfWork->saveGraph($this);
}
/**
* Tries to save the object and all its related components.
* In contrast to Doctrine_Record::save(), this method does not
* throw an exception when validation fails but returns TRUE on
* success or FALSE on failure.
*
* @param Doctrine_Connection $conn optional connection parameter
* @return TRUE if the record was saved sucessfully without errors, FALSE otherwise.
*/
public function trySave(Doctrine_Connection $conn = null) {
try {
$this->save($conn);
return true;
} catch (Doctrine_Validator_Exception $ignored) {
return false;
}
}
/**
* replace
* Execute a SQL REPLACE query. A REPLACE query is identical to a INSERT
* query, except that if there is already a row in the table with the same
* key field values, the REPLACE query just updates its values instead of
* inserting a new row.
*
* The REPLACE type of query does not make part of the SQL standards. Since
* practically only MySQL and SQLIte implement it natively, this type of
* query isemulated through this method for other DBMS using standard types
* of queries inside a transaction to assure the atomicity of the operation.
*
* @param Doctrine_Connection $conn optional connection parameter
* @throws Doctrine_Connection_Exception if some of the key values was null
* @throws Doctrine_Connection_Exception if there were no key fields
* @throws Doctrine_Connection_Exception if something fails at database level
* @return integer number of rows affected
*/
public function replace(Doctrine_Connection $conn = null)
{
if ($conn === null) {
$conn = $this->_table->getConnection();
}
return $conn->replace($this->_table, $this->getPrepared(), $this->_id);
}
/**
* returns an array of modified fields and associated values
* @return array
* @todo What about a better name? getModifiedFields?
*/
public function getModified()
{
$a = array();
foreach ($this->_modified as $k => $v) {
$a[$v] = $this->_data[$v];
}
return $a;
}
/**
* REDUNDANT?
*/
public function modifiedFields()
{
$a = array();
foreach ($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
* @todo What about a little bit more expressive name? getPreparedData?
*/
public function getPrepared(array $array = array())
{
$a = array();
if (empty($array)) {
$modifiedFields = $this->_modified;
}
foreach ($modifiedFields as $field) {
$type = $this->_table->getTypeOf($field);
if ($this->_data[$field] === self::$_null) {
$a[$field] = null;
continue;
}
switch ($type) {
case 'array':
case 'object':
$a[$field] = serialize($this->_data[$field]);
break;
case 'gzip':
$a[$field] = gzcompress($this->_data[$field],5);
break;
case 'boolean':
$a[$field] = $this->getTable()->getConnection()->convertBooleans($this->_data[$field]);
break;
case 'enum':
$a[$field] = $this->_table->enumIndex($field, $this->_data[$field]);
break;
default:
if ($this->_data[$field] instanceof Doctrine_Record) {
$this->_data[$field] = $this->_data[$field]->getIncremented();
}
/** TODO:
if ($this->_data[$v] === null) {
throw new Doctrine_Record_Exception('Unexpected null value.');
}
*/
$a[$field] = $this->_data[$field];
}
}
$map = $this->_table->inheritanceMap;
foreach ($map 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
*
* @param boolean $deep - Return also the relations
* @return array
*/
public function toArray($deep = true, $prefixKey = false)
{
$a = array();
foreach ($this as $column => $value) {
if ($value === self::$_null || is_object($value)) {
$value = null;
}
$a[$column] = $value;
}
if ($this->_table->getIdentifierType() == Doctrine::IDENTIFIER_AUTOINC) {
$i = $this->_table->getIdentifier();
$a[$i] = $this->getIncremented();
}
if ($deep) {
foreach ($this->_references as $key => $relation) {
if ( ! $relation instanceof Doctrine_Null) {
$a[$key] = $relation->toArray($deep, $prefixKey);
}
}
}
return array_merge($a, $this->_values);
}
/**
* merge
*
* merges this record with an array of values
* or with another existing instance of this object
*
* @param mixed $data Data to merge. Either another instance of this model or an array
* @param bool $deep Bool value for whether or not to merge the data deep
* @return void
*/
public function merge($data, $deep = true)
{
if ($data instanceof $this) {
$array = $data->toArray($deep);
} else if (is_array($data)) {
$array = $data;
}
return $this->fromArray($array, $deep);
}
/**
* fromArray
*
* @param string $array
* @param bool $deep Bool value for whether or not to merge the data deep
* @return void
*/
public function fromArray($array, $deep = true)
{
if (is_array($array)) {
foreach ($array as $key => $value) {
if ($this->getTable()->hasRelation($key) && $deep) {
$this->$key->fromArray($value, $deep);
} else if($this->getTable()->hasColumn($key)) {
$this->set($key, $value);
}
}
}
}
/**
* exportTo
*
* @param string $type
* @param string $deep
* @return void
*/
public function exportTo($type, $deep = true)
{
if ($type == 'array') {
return $this->toArray($deep);
} else {
return Doctrine_Parser::dump($this->toArray($deep, true), $type);
}
}
/**
* importFrom
*
* @param string $type
* @param string $data
* @return void
* @author Jonathan H. Wage
*/
public function importFrom($type, $data)
{
if ($type == 'array') {
return $this->fromArray($data);
} else {
return $this->fromArray(Doctrine_Parser::load($data, $type));
}
}
/**
* exists
* returns true if this record is persistent, otherwise false
*
* @return boolean
*/
public function exists()
{
return ($this->_state !== Doctrine_Record::STATE_TCLEAN &&
$this->_state !== Doctrine_Record::STATE_TDIRTY);
}
/**
* isModified
* returns true if this record was modified, otherwise false
*
* @return boolean
*/
public function isModified()
{
return ($this->_state === Doctrine_Record::STATE_DIRTY ||
$this->_state === Doctrine_Record::STATE_TDIRTY);
}
/**
* method for checking existence of properties and Doctrine_Record references
* @param mixed $name name of the property or reference
* @return boolean
*/
public function hasRelation($fieldName)
{
if (isset($this->_data[$fieldName]) || isset($this->_id[$fieldName])) {
return true;
}
return $this->_table->hasRelation($fieldName);
}
/**
* getIterator
* @return Doctrine_Record_Iterator a Doctrine_Record_Iterator that iterates through the data
*/
public function getIterator()
{
return new Doctrine_Record_Iterator($this);
}
/**
* 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 $conn->unitOfWork->delete($this);
}
/**
* copy
* returns a copy of this object
*
* @return Doctrine_Record
*/
public function copy($deep = true)
{
$data = $this->_data;
if ($this->_table->getIdentifierType() === Doctrine::IDENTIFIER_AUTOINC) {
$id = $this->_table->getIdentifier();
unset($data[$id]);
}
$ret = $this->_table->create($data);
$modified = array();
foreach ($data as $key => $val) {
if ( ! ($val instanceof Doctrine_Null)) {
$ret->_modified[] = $key;
}
}
if ($deep) {
foreach ($this->_references as $key => $value) {
if ($value instanceof Doctrine_Collection) {
foreach ($value as $record) {
$rt->{$key}[] = $record->copy($deep);
}
} else {
$rt->set($key, $value->copy($deep));
}
}
}
return $ret;
}
/**
* assignIdentifier
*
* @param integer $id
* @return void
*/
public function assignIdentifier($id = false)
{
if ($id === false) {
$this->_id = array();
$this->_data = $this->cleanData($this->_data);
$this->_state = Doctrine_Record::STATE_TCLEAN;
$this->_modified = array();
} elseif ($id === true) {
$this->prepareIdentifiers(true);
$this->_state = Doctrine_Record::STATE_CLEAN;
$this->_modified = array();
} else {
$name = $this->_table->getIdentifier();
$this->_id[$name] = $id;
$this->_data[$name] = $id;
$this->_state = Doctrine_Record::STATE_CLEAN;
$this->_modified = array();
}
}
/**
* returns the primary keys of this object
*
* @return array
*/
public function identifier()
{
return $this->_id;
}
/**
* returns the value of autoincremented primary key of this object (if any)
*
* @return integer
* @todo Better name?
*/
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]);
}
/**
* reference
*
* @param string $name
*/
public function reference($name)
{
if (isset($this->_references[$name])) {
return $this->_references[$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");
}
/**
* 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;
}
/**
* loadReference
* loads a related component
*
* @throws Doctrine_Table_Exception if trying to load an unknown related component
* @param string $name
* @return void
*/
public function loadReference($name)
{
$rel = $this->_table->getRelation($name);
$this->_references[$name] = $rel->fetchRelatedFor($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])) {
$fieldName = $args[0];
$args[0] = $this->get($fieldName);
$newvalue = call_user_func_array($callback, $args);
$this->_data[$fieldName] = $newvalue;
}
return $this;
}
/**
* getter for node assciated with this record
*
* @return mixed if tree returns Doctrine_Node otherwise returns false
*/
public function getNode()
{
if ( ! $this->_table->isTree()) {
return false;
}
if ( ! isset($this->_node)) {
$this->_node = Doctrine_Node::factory($this,
$this->getTable()->getOption('treeImpl'),
$this->getTable()->getOption('treeOptions')
);
}
return $this->_node;
}
/**
* revert
* reverts this record to given version, this method only works if versioning plugin
* is enabled
*
* @throws Doctrine_Record_Exception if given version does not exist
* @param integer $version an integer > 1
* @return Doctrine_Record this object
*/
public function revert($version)
{
$data = $this->_table
->getTemplate('Doctrine_Template_Versionable')
->getAuditLog()
->getVersion($this, $version);
if ( ! isset($data[0])) {
throw new Doctrine_Record_Exception('Version ' . $version . ' does not exist!');
}
$this->_data = $data[0];
return $this;
}
public function unshiftFilter(Doctrine_Record_Filter $filter)
{
return $this->_table->unshiftFilter($filter);
}
/**
* unlink
* removes links from this record to given records
* if no ids are given, it removes all links
*
* @param string $alias related component alias
* @param array $ids the identifiers of the related records
* @return Doctrine_Record this object
*/
public function unlink($alias, $ids = array())
{
$ids = (array) $ids;
$q = new Doctrine_Query();
$rel = $this->getTable()->getRelation($alias);
if ($rel instanceof Doctrine_Relation_Association) {
$q->delete()
->from($rel->getAssociationTable()->getComponentName())
->where($rel->getLocal() . ' = ?', array_values($this->identifier()));
if (count($ids) > 0) {
$q->whereIn($rel->getForeign(), $ids);
}
$q->execute();
} else if ($rel instanceof Doctrine_Relation_ForeignKey) {
$q->update($rel->getTable()->getComponentName())
->set($rel->getForeign(), '?', array(null))
->addWhere($rel->getForeign() . ' = ?', array_values($this->identifier()));
if (count($ids) > 0) {
$q->whereIn($rel->getTable()->getIdentifier(), $ids);
}
$q->execute();
}
if (isset($this->_references[$alias])) {
foreach ($this->_references[$alias] as $k => $record) {
if (in_array(current($record->identifier()), $ids)) {
$this->_references[$alias]->remove($k);
}
}
$this->_references[$alias]->takeSnapshot();
}
return $this;
}
/**
* __call
* this method is a magic method that is being used for method overloading
*
* the function of this method is to try to find given method from the templates
* this record is using and if it finds given method it will execute it
*
* So, in sense, this method replicates the usage of mixins (as seen in some programming languages)
*
* @param string $method name of the method
* @param array $args method arguments
* @return mixed the return value of the given method
*/
public function __call($method, $args)
{
if (($template = $this->_table->getMethodOwner($method)) !== false) {
$template->setInvoker($this);
return call_user_func_array(array($template, $method), $args);
}
foreach ($this->_table->getTemplates() as $template) {
if (method_exists($template, $method)) {
$template->setInvoker($this);
$this->_table->setMethodOwner($method, $template);
return call_user_func_array(array($template, $method), $args);
}
}
throw new Doctrine_Record_Exception('Unknown method ' . $method);
}
/**
* used to delete node from tree - MUST BE USE TO DELETE RECORD IF TABLE ACTS AS TREE
*
*/
public function deleteNode() {
$this->getNode()->delete();
}
public function toString()
{
return Doctrine::dump(get_object_vars($this));
}
/**
* returns a string representation of this object
*/
public function __toString()
{
return (string) $this->_oid;
}
}