1
0
mirror of synced 2024-12-13 22:56:04 +03:00
doctrine2/lib/Doctrine/ClassMetadata.php
2008-03-17 13:26:34 +00:00

1825 lines
52 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.org>.
*/
/**
* A <tt>ClassMetadata</tt> instance holds all the information (metadata) of an entity and
* it's associations and how they're mapped to the relational model.
*
* @package Doctrine
* @subpackage ClassMetadata
* @author Roman Borschel <roman@code-factory.org>
* @since 1.0
*/
class Doctrine_ClassMetadata extends Doctrine_Configurable implements Serializable
{
/**
* The name of the entity class that is mapped to the database with this metadata.
*
* @var string
*/
protected $_entityName;
/**
* The name of the entity class that is at the root of the entity inheritance
* hierarchy. If the entity is not part of an inheritance hierarchy this is the same
* as the $_entityName.
*
* @var string
*/
protected $_rootEntityName;
/**
* The name of the custom mapper class used for the entity class.
* (Optional).
*
* @var string
*/
protected $_customMapperClassName;
/**
*
* @var Doctrine_Connection
*/
protected $_conn;
/**
* The names of the parent classes (ancestors).
*/
protected $_parentClasses = array();
/**
* The field names of all fields that are part of the identifier/primary key
* of the described entity class.
*
* @var array
*/
protected $_identifier = array();
/**
* The identifier type of the class.
*
* @see Doctrine::IDENTIFIER_* constants
* @var integer
*/
protected $_identifierType;
/**
* The inheritance mapping type used by the class.
*
*
* @var integer
*/
protected $_inheritanceType = Doctrine::INHERITANCETYPE_TABLE_PER_CLASS;
/**
* An array containing all behaviors attached to the class.
*
* @see Doctrine_Template
* @var array $_templates
* @todo Unify under 'Behaviors'.
*/
protected $_behaviors = array();
/**
* An array containing all behavior generators attached to the class.
*
* @see Doctrine_Record_Generator
* @var array $_generators
* @todo Unify under 'Behaviors'.
*/
protected $_generators = array();
/**
* An array containing all filters attached to the class.
*
* @see Doctrine_Record_Filter
* @var array $_filters
*/
protected $_filters = array();
/**
* The mapped columns and their mapping definitions.
* Keys are column names and values are mapping definitions.
*
* The mapping definition array has at least the following values:
*
* -- type the column type, eg. 'integer'
* -- length the column length, eg. 11
*
* additional keys:
* -- notnull whether or not the column is marked as notnull
* -- values enum values
* -- notblank notblank validator + notnull constraint
* ... many more
*
* @var array $columns
*/
protected $_mappedColumns = array();
/**
* An array of field names. used to look up field names from column names.
* Keys are column names and values are field names.
* This is the reverse lookup map of $_columnNames.
*
* @var array
*/
protected $_fieldNames = array();
/**
* An array of column names. Keys are field names and values column names.
* Used to look up column names from field names.
* This is the reverse lookup map of $_fieldNames.
*
* @var array
*/
protected $_columnNames = array();
/**
* Caches enum value mappings. Keys are field names and values arrays with the
* mapping.
*/
protected $_enumValues = array();
/**
* Tree object associated with the class.
*
* @var Doctrine_Tree
* @todo Belongs to the NestedSet Behavior plugin.
*/
protected $_tree;
/**
* Cached column count, Doctrine_Record uses this column count when
* determining its state.
*
* @var integer
*/
protected $_columnCount;
/**
* Whether or not this class has default values.
*
* @var boolean
*/
protected $_hasDefaultValues;
/**
* Relation parser object. Manages the relations for the class.
*
* @var Doctrine_Relation_Parser $_parser
*/
protected $_parser;
/**
* Enum value arrays.
*/
protected $_enumMap = array();
/**
* @var array $options an array containing all options
*
* -- parents the parent classes of this component
*
* -- treeImpl the tree implementation of this table (if any)
*
* -- treeOptions the tree options
*
* -- queryParts the bound query parts
*/
protected $_options = array(
'treeImpl' => null,
'treeOptions' => null,
'queryParts' => array(),
'subclasses' => array(),
'parents' => array()
);
/**
* Inheritance options.
*/
protected $_inheritanceOptions = array(
// JOINED & TABLE_PER_CLASS options
'discriminatorColumn' => null,
'discriminatorMap' => array(),
// JOINED options
'joinSubclasses' => true
);
/**
* Specific options that can be set for the database table the class is mapped to.
* Some of them are dbms specific and they are only used if the table is generated
* by Doctrine (NOT when using Migrations).
*
* -- type table type (mysql example: INNODB)
*
* -- charset character set
*
* -- checks the check constraints of this table, eg. 'price > dicounted_price'
*
* -- collation collation attribute
*
* -- indexes the index definitions of this table
*
* -- sequenceName Some databases need sequences instead of auto incrementation primary keys,
* you can set specific sequence for your table by calling setOption('sequenceName', $seqName)
* where $seqName is the name of the desired sequence
*/
protected $_tableOptions = array(
'tableName' => null,
'sequenceName' => null,
'type' => null,
'charset' => null,
'collation' => null,
'collate' => null,
'indexes' => array(),
'checks' => array()
);
/**
* @var array $_invokedMethods method invoker cache
*/
protected $_invokedMethods = array();
/**
* Constructs a new ClassMetadata instance.
*
* @param string $entityName Name of the entity class the metadata info is used for.
*/
public function __construct($entityName, Doctrine_Connection $conn)
{
$this->_entityName = $entityName;
$this->_rootEntityName = $entityName;
$this->_conn = $conn;
$this->_parser = new Doctrine_Relation_Parser($this);
$this->_filters[] = new Doctrine_Record_Filter_Standard();
$this->setConfigurableParent($this->_conn);
}
/**
*
*/
public function getConnection()
{
return $this->_conn;
}
/**
* getComponentName
*
* @return string
*/
public function getClassName()
{
return $this->_entityName;
}
/**
* Gets the name of the root class of the entity hierarchy. If the entity described
* by the ClassMetadata is not participating in a hierarchy, this is the same as the
* name returned by {@link getClassName()}.
*
* @return string
*/
public function getRootClassName()
{
return $this->_rootEntityName;
}
/**
* @deprecated
*/
public function getComponentName()
{
return $this->getClassName();
}
/**
* Checks whether a field is part of the identifier/primary key field(s).
*
* @param string $fieldName The field name
* @return boolean TRUE if the field is part of the table identifier/primary key field(s),
* FALSE otherwise.
*/
public function isIdentifier($fieldName)
{
return in_array($fieldName, $this->getIdentifier());
}
/**
* addIndex
*
* adds an index to this table
*
* @return void
*/
public function addIndex($index, array $definition)
{
$this->_tableOptions['indexes'][$index] = $definition;
}
/**
* getIndex
*
* @return array|boolean array on success, FALSE on failure
*/
public function getIndex($index)
{
if (isset($this->_tableOptions['indexes'][$index])) {
return $this->_tableOptions['indexes'][$index];
}
return false;
}
/**
* setOption
* sets an option and returns this object in order to
* allow flexible method chaining
*
* @see Doctrine_Table::$_options for available options
* @param string $name the name of the option to set
* @param mixed $value the value of the option
* @return Doctrine_Table this object
* @deprecated
*/
public function setOption($name, $value)
{
/*switch ($name) {
case 'tableName':
case 'index':
case 'sequenceName':
case 'type':
case 'charset':
case 'collation':
case 'collate':
return $this->setTableOption($name, $value);
case 'enumMap':
$this->_enumMap = $value;
return;
}*/
$this->_options[$name] = $value;
}
/**
* Sets a table option.
*/
public function setTableOption($name, $value)
{
if ( ! array_key_exists($name, $this->_tableOptions)) {
throw new Doctrine_ClassMetadata_Exception("Unknown table option: '$name'.");
}
$this->_tableOptions[$name] = $value;
}
/**
* Gets a table option.
*/
public function getTableOption($name)
{
if ( ! array_key_exists($name, $this->_tableOptions)) {
throw new Doctrine_ClassMetadata_Exception("Unknown table option: '$name'.");
}
return $this->_tableOptions[$name];
}
public function getBehaviorForMethod($method)
{
return (isset($this->_invokedMethods[$method])) ?
$this->_invokedMethods[$method] : false;
}
public function addBehaviorMethod($method, $behavior)
{
$this->_invokedMethods[$method] = $class;
}
/**
* getOption
* returns the value of given option
*
* @param string $name the name of the option
* @return mixed the value of given option
*/
public function getOption($name)
{
if (isset($this->_options[$name])) {
return $this->_options[$name];
} else if (isset($this->_tableOptions[$name])) {
return $this->_tableOptions[$name];
}
return null;
}
/**
* getOptions
* returns all options of this table and the associated values
*
* @return array all options and their values
*/
public function getOptions()
{
return $this->_options;
}
/**
* getTableOptions
* returns all table options.
*
* @return array all options and their values
*/
public function getTableOptions()
{
return $this->_tableOptions;
}
/**
* getColumnName
*
* returns a column name for a field name.
* if the column name for the field cannot be found
* this method returns the given field name.
*
* @param string $alias column alias
* @return string column name
*/
public function getColumnName($fieldName)
{
return isset($this->_columnNames[$fieldName]) ?
$this->_columnNames[$fieldName] : $fieldName;
}
/**
* @deprecated
*/
public function getColumnDefinition($columnName)
{
return $this->getColumnMapping($columnName);
}
public function getColumnMapping($columnName)
{
return isset($this->_mappedColumns[$columnName]) ?
$this->_mappedColumns[$columnName] : false;
}
/**
* getFieldName
*
* returns the field name for a column name
* if no field name can be found the column name is returned.
*
* @param string $columnName column name
* @return string column alias
*/
public function getFieldName($columnName)
{
return isset($this->_fieldNames[$columnName]) ?
$this->_fieldNames[$columnName] : $columnName;
}
/**
* @deprecated
*/
public function setColumns(array $definitions)
{
foreach ($definitions as $name => $options) {
$this->setColumn($name, $options['type'], $options['length'], $options);
}
}
/**
* Maps a column of the class' database table to a field of the entity.
*
* @param string $name The name of the column to map. Syntax: columnName [as propertyName].
* The property name is optional. If not used the column will be
* mapped to a property with the same name.
* @param string $type The type of the column.
* @param integer $length The length of the column.
* @param mixed $options
* @param boolean $prepend Whether to prepend or append the new column to the column list.
* By default the column gets appended.
*
* @throws Doctrine_ClassMetadata_Exception If trying use wrongly typed parameter.
*/
public function mapColumn($name, $type, $length = null, $options = array(), $prepend = false)
{
foreach ($options as $k => $option) {
if (is_numeric($k)) {
if ( ! empty($option) && $option !== false) {
$options[$option] = true;
}
unset($options[$k]);
}
}
// extract column name & field name
$parts = explode(' as ', $name);
if (count($parts) > 1) {
$fieldName = $parts[1];
} else {
$fieldName = $parts[0];
}
$name = strtolower($parts[0]);
if (isset($this->_columnNames[$fieldName])) {
return;
}
if ($prepend) {
$this->_columnNames = array_merge(array($fieldName => $name), $this->_columnNames);
$this->_fieldNames = array_merge(array($name => $fieldName), $this->_fieldNames);
} else {
$this->_columnNames[$fieldName] = $name;
$this->_fieldNames[$name] = $fieldName;
}
if ($length == null) {
switch ($type) {
case 'string':
case 'clob':
case 'float':
case 'integer':
case 'array':
case 'object':
case 'blob':
case 'gzip':
// use php int max
$length = 2147483647;
break;
case 'boolean':
$length = 1;
case 'date':
// YYYY-MM-DD ISO 8601
$length = 10;
case 'time':
// HH:NN:SS+00:00 ISO 8601
$length = 14;
case 'timestamp':
// YYYY-MM-DDTHH:MM:SS+00:00 ISO 8601
$length = 25;
break;
}
}
$options['type'] = $type;
$options['length'] = $length;
if ($prepend) {
$this->_mappedColumns = array_merge(array($name => $options), $this->_mappedColumns);
} else {
$this->_mappedColumns[$name] = $options;
}
if ( ! empty($options['primary'])) {
if ( ! in_array($fieldName, $this->_identifier)) {
$this->_identifier[] = $fieldName;
}
}
if (isset($options['default'])) {
$this->_hasDefaultValues = true;
}
$this->_columnCount++;
}
/**
* setColumn
*
* @param string $name
* @param string $type
* @param integer $length
* @param mixed $options
* @param boolean $prepend Whether to prepend or append the new column to the column list.
* By default the column gets appended.
* @throws Doctrine_Table_Exception if trying use wrongly typed parameter
* @return void
* @deprecated Use mapColumn()
*/
public function setColumn($name, $type, $length = null, $options = array(), $prepend = false)
{
return $this->mapColumn($name, $type, $length, $options, $prepend);
}
/**
* Gets the names of all validators that are applied on a field.
*
* @param string The field name.
* @return array The names of all validators that are applied on the specified field.
*/
public function getFieldValidators($fieldName)
{
$columnName = $this->getColumnName($fieldName);
return isset($this->_mappedColumns[$columnName]['validators']) ?
$this->_mappedColumns[$columnName]['validators'] : array();
}
/**
* Checks whether the class mapped class has a default value on any field.
*
* @return boolean TRUE if the entity has a default value on any field, otherwise false.
*/
public function hasDefaultValues()
{
return $this->_hasDefaultValues;
}
/**
* getDefaultValueOf
* returns the default value(if any) for given field
*
* @param string $fieldName
* @return mixed
*/
public function getDefaultValueOf($fieldName)
{
$columnName = $this->getColumnName($fieldName);
if ( ! isset($this->_mappedColumns[$columnName])) {
throw new Doctrine_Table_Exception("Couldn't get default value. Column ".$columnName." doesn't exist.");
}
if (isset($this->_mappedColumns[$columnName]['default'])) {
return $this->_mappedColumns[$columnName]['default'];
} else {
return null;
}
}
/**
* Gets the identifier (primary key) field(s) of the mapped class.
*
* @return mixed
* @deprecated Use getIdentifierFieldNames()
*/
public function getIdentifier()
{
return $this->_identifier;
}
/**
* Gets the identifier (primary key) field(s) of the mapped class.
*
* @return mixed
*/
public function getIdentifierFieldNames()
{
return $this->_identifier;
}
public function setIdentifier(array $identifier)
{
$this->_identifier = $identifier;
}
/**
* Gets the type of the identifier (primary key) used by the mapped class. The type
* can be either <tt>Doctrine::IDENTIFIER_NATURAL</tt>, <tt>Doctrine::IDENTIFIER_AUTOINCREMENT</tt>,
* <tt>Doctrine::IDENTIFIER_SEQUENCE</tt> or <tt>Doctrine::IDENTIFIER_COMPOSITE</tt>.
*
* @return integer
*/
public function getIdentifierType()
{
return $this->_identifierType;
}
/**
* Sets the identifier type used by the mapped class.
*/
public function setIdentifierType($type)
{
$this->_identifierType = $type;
}
/**
* hasColumn
* @return boolean
* @deprecated
*/
public function hasColumn($columnName)
{
return isset($this->_mappedColumns[$columnName]);
}
public function hasMappedColumn($columnName)
{
return isset($this->_mappedColumns[$columnName]);
}
/**
* hasField
* @return boolean
*/
public function hasField($fieldName)
{
return isset($this->_columnNames[$fieldName]);
}
/**
* @param string $fieldName
* @return array
*/
public function getEnumValues($fieldName)
{
$columnName = $this->getColumnName($fieldName);
if (isset($this->_mappedColumns[$columnName]['values'])) {
return $this->_mappedColumns[$columnName]['values'];
} else {
return array();
}
}
/**
* enumValue
*
* @param string $field
* @param integer $index
* @return mixed
*/
public function enumValue($fieldName, $index)
{
if ($index instanceof Doctrine_Null) {
return $index;
}
if (isset($this->_enumValues[$fieldName][$index])) {
return $this->_enumValues[$fieldName][$index];
}
$columnName = $this->getColumnName($fieldName);
if ( ! $this->_conn->getAttribute(Doctrine::ATTR_USE_NATIVE_ENUM) &&
isset($this->_mappedColumns[$columnName]['values'][$index])) {
$enumValue = $this->_mappedColumns[$columnName]['values'][$index];
} else {
$enumValue = $index;
}
$this->_enumValues[$fieldName][$index] = $enumValue;
return $enumValue;
}
/**
* enumIndex
*
* @param string $field
* @param mixed $value
* @return mixed
*/
public function enumIndex($fieldName, $value)
{
$values = $this->getEnumValues($fieldName);
$index = array_search($value, $values);
if ($index === false || ! $this->_conn->getAttribute(Doctrine::ATTR_USE_NATIVE_ENUM)) {
return $index;
}
return $value;
}
/**
* getColumnCount
*
* @return integer the number of columns in this table
* @deprecated
*/
public function getColumnCount()
{
return $this->_columnCount;
}
/**
* getMappedColumnCount
*
* @return integer the number of mapped columns in the class.
*/
public function getMappedColumnCount()
{
return $this->_columnCount;
}
/**
*
* @return string The name of the accessor (getter) method or NULL if the field does
* not have a custom accessor.
*/
public function getCustomAccessor($fieldName)
{
$columnName = $this->getColumnName($fieldName);
return isset($this->_mappedColumns[$columnName]['accessor']) ?
$this->_mappedColumns[$columnName]['accessor'] : null;
}
/**
*
* @return string The name of the mutator (setter) method or NULL if the field does
* not have a custom mutator.
*/
public function getCustomMutator($fieldName)
{
$columnName = $this->getColumnName($fieldName);
return isset($this->_mappedColumns[$columnName]['mutator']) ?
$this->_mappedColumns[$columnName]['mutator'] : null;
}
/**
* returns all columns and their definitions
*
* @return array
* @deprecated
*/
public function getColumns()
{
return $this->_mappedColumns;
}
/**
* Gets all mapped columns and their mapping definitions.
*
* @return array
*/
public function getMappedColumns()
{
return $this->_mappedColumns;
}
/**
* removeColumn
* removes given column
*
* @return boolean
*/
public function removeColumn($fieldName)
{
$columnName = array_search($fieldName, $this->_fieldNames);
unset($this->_fieldNames[$columnName]);
if (isset($this->_mappedColumns[$columnName])) {
unset($this->_mappedColumns[$columnName]);
return true;
}
$this->_columnCount--;
return false;
}
/**
* returns an array containing all the column names.
*
* @return array
*/
public function getColumnNames(array $fieldNames = null)
{
if ($fieldNames === null) {
return array_keys($this->_mappedColumns);
} else {
$columnNames = array();
foreach ($fieldNames as $fieldName) {
$columnNames[] = $this->getColumnName($fieldName);
}
return $columnNames;
}
}
/**
* returns an array with all the identifier column names.
*
* @return array
*/
public function getIdentifierColumnNames()
{
return $this->getColumnNames((array) $this->getIdentifier());
}
/**
* returns an array containing all the field names.
*
* @return array
*/
public function getFieldNames()
{
return array_values($this->_fieldNames);
}
/**
* getDefinitionOf
*
* @return mixed array on success, false on failure
* @deprecated
*/
public function getDefinitionOf($fieldName)
{
$columnName = $this->getColumnName($fieldName);
return $this->getColumnDefinition($columnName);
}
public function getMappingForField($fieldName)
{
$columnName = $this->getColumnName($fieldName);
return $this->getColumnDefinition($columnName);
}
/**
* getTypeOf
*
* @return mixed string on success, false on failure
* @deprecated
*/
public function getTypeOf($fieldName)
{
return $this->getTypeOfColumn($this->getColumnName($fieldName));
}
public function getTypeOfField($fieldName)
{
return $this->getTypeOfColumn($this->getColumnName($fieldName));
}
/**
* getTypeOfColumn
*
* @return mixed The column type or FALSE if the type cant be determined.
*/
public function getTypeOfColumn($columnName)
{
return isset($this->_mappedColumns[$columnName]) ? $this->_mappedColumns[$columnName]['type'] : false;
}
/**
* Gets the (maximum) length of a field.
*/
public function getFieldLength($fieldName)
{
return $this->_mappedColumns[$this->getColumnName($fieldName)]['length'];
}
/**
* getTableName
*
* @return void
*/
public function getTableName()
{
return $this->getTableOption('tableName');
}
public function getInheritedFields()
{
}
/**
* Adds a named query.
*
* @param string $name The name under which the query gets registered.
* @param string $query The DQL query.
* @todo Implementation.
*/
public function addNamedQuery($name, $query)
{
}
public function bindRelation($args, $type)
{
return $this->bind($args, $type);
}
/**
* DESCRIBE WHAT THIS METHOD DOES, PLEASE!
*
* @todo Name proposal: addRelation
*/
public function bind($args, $type)
{
$options = array();
$options['type'] = $type;
if ( ! isset($args[1])) {
$args[1] = array();
}
if ( ! is_array($args[1])) {
try {
throw new Exception();
} catch (Exception $e) {
echo $e->getTraceAsString();
}
}
$options = array_merge($args[1], $options);
$this->_parser->bind($args[0], $options);
}
/**
* hasRelation
*
* @param string $alias the relation to check if exists
* @return boolean true if the relation exists otherwise false
*/
public function hasRelation($alias)
{
return $this->_parser->hasRelation($alias);
}
/**
* getRelation
*
* @param string $alias relation alias
*/
public function getRelation($alias, $recursive = true)
{
return $this->_parser->getRelation($alias, $recursive);
}
public function getRelationParser()
{
return $this->_parser;
}
/**
* getRelations
* returns an array containing all relation objects
*
* @return array an array of Doctrine_Relation objects
*/
public function getRelations()
{
return $this->_parser->getRelations();
}
/**
* getBehaviors
* returns all behaviors attached to the class.
*
* @return array an array containing all templates
* @todo Unify under 'Behaviors'
*/
public function getBehaviors()
{
return $this->_behaviors;
}
/**
* Gets the inheritance type used by the class.
*
* @return integer
*/
public function getInheritanceType()
{
return $this->_inheritanceType;
}
/**
* Sets the subclasses of the class.
* All entity classes that participate in a hierarchy and have subclasses
* need to declare them this way.
*
* @param array $subclasses The names of all subclasses.
*/
public function setSubclasses(array $subclasses)
{
$this->_options['subclasses'] = $subclasses;
}
/**
* Gets the names of all subclasses.
*
* @return array The names of all subclasses.
*/
public function getSubclasses()
{
return $this->getOption('subclasses');
}
/**
* Checks whether the class has any persistent subclasses.
*
* @return boolean TRUE if the class has one or more persistent subclasses, FALSE otherwise.
*/
public function hasSubclasses()
{
return ! $this->getOption('subclasses');
}
/**
* Gets the names of all parent classes.
*
* @return array The names of all parent classes.
*/
public function getParentClasses()
{
return $this->getOption('parents');
}
/**
* Sets the parent class names.
*/
public function setParentClasses(array $classNames)
{
$this->_options['parents'] = $classNames;
$this->_rootEntityName = array_pop($classNames);
}
/**
* Checks whether the class has any persistence parent classes.
*
* @return boolean TRUE if the class has one or more persistent parent classes, FALSE otherwise.
*/
public function hasParentClasses()
{
return ! $this->getOption('parents');
}
/**
* Sets the inheritance type used by the class and it's subclasses.
*
* @param integer $type
*/
public function setInheritanceType($type, array $options = array())
{
if ($type == Doctrine::INHERITANCETYPE_SINGLE_TABLE) {
$this->_checkRequiredDiscriminatorOptions($options);
} else if ($type == Doctrine::INHERITANCETYPE_JOINED) {
$this->_checkRequiredDiscriminatorOptions($options);
} else if ($type == Doctrine::INHERITANCETYPE_TABLE_PER_CLASS) {
// concrete table inheritance ...
} else {
throw new Doctrine_ClassMetadata_Exception("Invalid inheritance type '$type'.");
}
$this->_inheritanceType = $type;
foreach ($options as $name => $value) {
$this->setInheritanceOption($name, $value);
}
}
/**
* Checks if the 2 options 'discriminatorColumn' and 'discriminatorMap' are present.
* If either of them is missing an exception is thrown.
*
* @param array $options The options.
* @throws Doctrine_ClassMetadata_Exception If at least one of the required discriminator
* options is missing.
*/
private function _checkRequiredDiscriminatorOptions(array $options)
{
if ( ! isset($options['discriminatorColumn'])) {
throw new Doctrine_ClassMetadata_Exception("Missing option 'discriminatorColumn'."
. " Inheritance types JOINED and SINGLE_TABLE require this option.");
} else if ( ! isset($options['discriminatorMap'])) {
throw new Doctrine_ClassMetadata_Exception("Missing option 'discriminatorMap'."
. " Inheritance types JOINED and SINGLE_TABLE require this option.");
}
}
/**
* Gets an inheritance option.
*
*/
public function getInheritanceOption($name)
{
if ( ! array_key_exists($name, $this->_inheritanceOptions)) {
throw new Doctrine_ClassMetadata_Exception("Unknown inheritance option: '$name'.");
}
return $this->_inheritanceOptions[$name];
}
/**
* Gets all inheritance options.
*/
public function getInheritanceOptions()
{
return $this->_inheritanceOptions;
}
/**
* Sets an inheritance option.
*/
public function setInheritanceOption($name, $value)
{
if ( ! array_key_exists($name, $this->_inheritanceOptions)) {
throw new Doctrine_ClassMetadata_Exception("Unknown inheritance option: '$name'.");
}
switch ($name) {
case 'discriminatorColumn':
if ($value !== null && ! is_string($value)) {
throw new Doctrine_ClassMetadata_Exception("Invalid value '$value' for option"
. " 'discriminatorColumn'.");
}
break;
case 'discriminatorMap':
if ( ! is_array($value)) {
throw new Doctrine_ClassMetadata_Exception("Value for option 'discriminatorMap'"
. " must be an array.");
}
break;
}
$this->_inheritanceOptions[$name] = $value;
}
/**
* export
* exports this class to the database based on its mapping.
*
* @throws Doctrine_Connection_Exception If some error other than Doctrine::ERR_ALREADY_EXISTS
* occurred during the create table operation.
* @return boolean Whether or not the export operation was successful
* false if table already existed in the database.
*/
public function export()
{
$this->_conn->export->exportTable($this);
}
/**
* getExportableFormat
* Returns an array with all the information needed to create the main database table
* for the class.
*
* @return array
*/
public function getExportableFormat($parseForeignKeys = true)
{
$columns = array();
$primary = array();
$allColumns = $this->getColumns();
// If the class is part of a Single Table Inheritance hierarchy, collect the fields
// of all classes in the hierarchy.
if ($this->_inheritanceType == Doctrine::INHERITANCETYPE_SINGLE_TABLE) {
$parents = $this->getOption('parents');
if ($parents) {
$rootClass = $this->_conn->getClassMetadata(array_pop($parents));
} else {
$rootClass = $this;
}
$subClasses = $rootClass->getOption('subclasses');
foreach ($subClasses as $subClass) {
$subClassMetadata = $this->_conn->getClassMetadata($subClass);
$allColumns = array_merge($allColumns, $subClassMetadata->getColumns());
}
} else if ($this->_inheritanceType == Doctrine::INHERITANCETYPE_JOINED) {
// Remove inherited, non-pk fields. They're not in the table of this class
foreach ($allColumns as $name => $definition) {
if (isset($definition['primary']) && $definition['primary'] === true) {
if ($this->getParentClasses() && isset($definition['autoincrement'])) {
unset($allColumns[$name]['autoincrement']);
}
continue;
}
if (isset($definition['inherited']) && $definition['inherited'] === true) {
unset($allColumns[$name]);
}
}
} else if ($this->_inheritanceType == Doctrine::INHERITANCETYPE_TABLE_PER_CLASS) {
// If this is a subclass, just remove existing autoincrement options on the pk
if ($this->getParentClasses()) {
foreach ($allColumns as $name => $definition) {
if (isset($definition['primary']) && $definition['primary'] === true) {
if (isset($definition['autoincrement'])) {
unset($allColumns[$name]['autoincrement']);
}
}
}
}
}
// Convert enum & boolean default values
foreach ($allColumns as $name => $definition) {
switch ($definition['type']) {
case 'enum':
if (isset($definition['default'])) {
$definition['default'] = $this->enumIndex($name, $definition['default']);
}
break;
case 'boolean':
if (isset($definition['default'])) {
$definition['default'] = $this->_conn->convertBooleans($definition['default']);
}
break;
}
$columns[$name] = $definition;
if (isset($definition['primary']) && $definition['primary']) {
$primary[] = $name;
}
}
// Collect foreign keys from the relations
$options['foreignKeys'] = array();
if ($parseForeignKeys && $this->getAttribute(Doctrine::ATTR_EXPORT)
& Doctrine::EXPORT_CONSTRAINTS) {
$constraints = array();
$emptyIntegrity = array('onUpdate' => null, 'onDelete' => null);
foreach ($this->getRelations() as $name => $relation) {
$fk = $relation->toArray();
$fk['foreignTable'] = $relation->getTable()->getTableName();
if ($relation->getTable() === $this && in_array($relation->getLocal(), $primary)) {
if ($relation->hasConstraint()) {
throw new Doctrine_Table_Exception("Badly constructed integrity constraints.");
}
continue;
}
$integrity = array('onUpdate' => $fk['onUpdate'],
'onDelete' => $fk['onDelete']);
if ($relation instanceof Doctrine_Relation_LocalKey) {
$def = array('local' => $relation->getLocal(),
'foreign' => $relation->getForeign(),
'foreignTable' => $relation->getTable()->getTableName());
if (($key = array_search($def, $options['foreignKeys'])) === false) {
$options['foreignKeys'][] = $def;
$constraints[] = $integrity;
} else {
if ($integrity !== $emptyIntegrity) {
$constraints[$key] = $integrity;
}
}
}
}
foreach ($constraints as $k => $def) {
$options['foreignKeys'][$k] = array_merge($options['foreignKeys'][$k], $def);
}
}
$options['primary'] = $primary;
return array('tableName' => $this->getTableOption('tableName'),
'columns' => $columns,
'options' => array_merge($options, $this->getTableOptions()));
}
/**
* getTemplate
*
* @param string $template
* @return void
* @todo Unify under 'Behaviors'.
*/
public function getBehavior($behaviorName)
{
if ( ! isset($this->_behaviors[$behaviorName])) {
throw new Doctrine_Table_Exception('Template ' . $behaviorName . ' not loaded');
}
return $this->_behaviors[$behaviorName];
}
/**
* @todo Unify under 'Behaviors'.
*/
public function hasBehavior($behaviorName)
{
return isset($this->_behaviors[$behaviorName]);
}
/**
* @todo Unify under 'Behaviors'.
*/
public function addBehavior($behaviorName, Doctrine_Template $impl)
{
$this->_behaviors[$behaviorName] = $impl;
return $this;
}
/**
* @todo Unify under 'Behaviors'.
*/
public function getGenerators()
{
return $this->_generators;
}
/**
* @todo Unify under 'Behaviors'.
*/
public function getGenerator($generator)
{
if ( ! isset($this->_generators[$generator])) {
throw new Doctrine_Table_Exception('Generator ' . $generator . ' not loaded');
}
return $this->_generators[$plugin];
}
/**
* @todo Unify under 'Behaviors'.
*/
public function hasGenerator($generator)
{
return isset($this->_generators[$generator]);
}
/**
* @todo Unify under 'Behaviors'.
*/
public function addGenerator(Doctrine_Record_Generator $generator, $name = null)
{
if ($name === null) {
$this->_generators[] = $generator;
} else {
$this->_generators[$name] = $generator;
}
return $this;
}
/**
* loadBehavior
*
* @param string $template
* @todo Unify under 'Behaviors'.
*/
public function loadBehavior($behavior, array $options = array())
{
$this->actAs($behavior, $options);
}
/**
* @todo Unify under 'Behaviors'.
*/
public function loadGenerator(Doctrine_Record_Generator $generator)
{
$generator->initialize($this->_table);
$this->addGenerator($generator, get_class($generator));
}
/**
* unshiftFilter
*
* @param object Doctrine_Record_Filter $filter
* @return object $this
* @todo Remove filters, if possible.
*/
public function unshiftFilter(Doctrine_Record_Filter $filter)
{
$filter->setTable($this);
array_unshift($this->_filters, $filter);
return $this;
}
/**
* getTree
*
* getter for associated tree
*
* @return mixed if tree return instance of Doctrine_Tree, otherwise returns false
* @todo Belongs to the NestedSet Behavior.
*/
public function getTree()
{
if ($this->getOption('treeImpl')) {
if ( ! $this->_tree) {
$options = $this->getOption('treeOptions') ? $this->getOption('treeOptions') : array();
$this->_tree = Doctrine_Tree::factory($this,
$this->getOption('treeImpl'), $options);
}
return $this->_tree;
}
return false;
}
/**
* isTree
*
* determine if table acts as tree
*
* @return mixed if tree return true, otherwise returns false
* @todo Belongs to the NestedSet Behavior.
*/
public function isTree()
{
return ( ! is_null($this->getOption('treeImpl'))) ? true : false;
}
/**
* getFilters
*
* @return array $filters
* @todo Remove filters, if possible.
*/
public function getFilters()
{
return $this->_filters;
}
/**
* Checks whether a persistent field is inherited from a superclass.
*
* @return boolean TRUE if the field is inherited, FALSE otherwise.
*/
public function isInheritedField($fieldName)
{
return isset($this->_mappedColumns[$this->getColumnName($fieldName)]['inherited']);
}
/**
* bindQueryParts
* binds query parts to given component
*
* @param array $queryParts an array of pre-bound query parts
* @return Doctrine_Record this object
*/
public function bindQueryParts(array $queryParts)
{
$this->_options['queryParts'] = $queryParts;
return $this;
}
/**
* bindQueryPart
* binds given value to given query part
*
* @param string $queryPart
* @param mixed $value
* @return Doctrine_Record this object
*/
public function bindQueryPart($queryPart, $value)
{
$this->_options['queryParts'][$queryPart] = $value;
return $this;
}
/**
* getBoundQueryPart
*
* @param string $queryPart
* @return string $queryPart
*/
public function getBoundQueryPart($queryPart)
{
if ( ! isset($this->_options['queryParts'][$queryPart])) {
return null;
}
return $this->_options['queryParts'][$queryPart];
}
/**
* Sets the name of the primary table the class is mapped to.
*
* @param string $tableName The table name.
*/
public function setTableName($tableName)
{
$this->setTableOption('tableName', $this->_conn->formatter->getTableName($tableName));
}
/**
* Serializes the metadata.
*
* Part of the implementation of the Serializable interface.
*
* @return string The serialized metadata.
*/
public function serialize()
{
return serialize($this->_mappedColumns);
}
/**
* Reconstructs the metadata class from it's serialized representation.
*
* Part of the implementation of the Serializable interface.
*
* @param string $serialized The serialized metadata class.
*/
public function unserialize($serialized)
{
return true;
}
/**
* @todo Implementation.
*/
public function oneToOne($targetEntity, $definition)
{
}
/**
* @todo Implementation.
*/
public function oneToMany($targetEntity, $definition)
{
}
/**
* @todo Implementation.
*/
public function manyToOne($targetEntity, $definition)
{
}
/**
* @todo Implementation.
*/
public function manyToMany($targetEntity, $definition)
{
}
/**
* actAs
* loads the given plugin
*
* @param mixed $tpl
* @param array $options
* @todo Unify under 'Behaviors'.
*/
public function actAs($tpl, array $options = array())
{
if ( ! is_object($tpl)) {
if (class_exists($tpl, true)) {
$tpl = new $tpl($options);
} else {
$className = 'Doctrine_Template_' . $tpl;
if ( ! class_exists($className, true)) {
throw new Doctrine_Record_Exception("Couldn't load plugin.");
}
$tpl = new $className($options);
}
}
if ( ! ($tpl instanceof Doctrine_Template)) {
throw new Doctrine_Record_Exception('Loaded plugin class is not an instance of Doctrine_Template.');
}
$className = get_class($tpl);
$this->addBehavior($className, $tpl);
$tpl->setTable($this);
$tpl->setUp();
$tpl->setTableDefinition();
return $this;
}
/**
* check
* adds a check constraint
*
* @param mixed $constraint either a SQL constraint portion or an array of CHECK constraints
* @param string $name optional constraint name
* @return Doctrine_Record this object
* @todo Should be done through $_tableOptions
*/
public function check($constraint, $name = null)
{
if (is_array($constraint)) {
foreach ($constraint as $name => $def) {
$this->_addCheckConstraint($def, $name);
}
} else {
$this->_addCheckConstraint($constraint, $name);
}
return $this;
}
protected function _addCheckConstraint($definition, $name)
{
if (is_string($name)) {
$this->_tableOptions['checks'][$name] = $definition;
} else {
$this->_tableOptions['checks'][] = $definition;
}
}
/**
* Registers a custom mapper for the entity class.
*
* @param string $mapperClassName The class name of the custom mapper.
*/
public function setCustomMapperClass($mapperClassName)
{
if ( ! is_subclass_of($mapperClassName, 'Doctrine_Mapper')) {
throw new Doctrine_ClassMetadata_Exception("The custom mapper must be a subclass"
. " of Doctrine_Mapper.");
}
$this->_customMapperClassName = $mapperClassName;
}
/**
* Gets the name of the custom mapper class used for the entity class.
*
* @return string|null The name of the custom mapper class or NULL if the entity
* class does not have a custom mapper class.
*/
public function getCustomMapperClass()
{
return $this->_customMapperClassName;
}
/**
* @todo Thoughts & Implementation.
*/
public function setType($type)
{
//Doctrine::CLASSTYPE_ENTITY
//Doctrine::CLASSTYPE_MAPPED_SUPERCLASS
//Doctrine::CLASSTYPE_TRANSIENT
}
/**
* @todo Implementation. Immutable entities can not be updated or deleted once
* they are created. This means the entity can only be modified as long as it's
* in transient state (TCLEAN, TDIRTY).
*/
public function isImmutable()
{
return false;
}
public function isDiscriminatorColumn($columnName)
{
return $columnName === $this->_inheritanceOptions['discriminatorColumn'];
}
/**
* hasOne
* binds One-to-One aggregate relation
*
* @param string $componentName the name of the related component
* @param string $options relation options
* @see Doctrine_Relation::_$definition
* @return Doctrine_Record this object
*/
public function hasOne()
{
$this->bind(func_get_args(), Doctrine_Relation::ONE_AGGREGATE);
return $this;
}
/**
* hasMany
* binds One-to-Many / Many-to-Many aggregate relation
*
* @param string $componentName the name of the related component
* @param string $options relation options
* @see Doctrine_Relation::_$definition
* @return Doctrine_Record this object
*/
public function hasMany()
{
$this->bind(func_get_args(), Doctrine_Relation::MANY_AGGREGATE);
return $this;
}
public function hasAttribute($key)
{
switch ($key) {
case Doctrine::ATTR_SEQCOL_NAME:
case Doctrine::ATTR_COLL_KEY:
case Doctrine::ATTR_LOAD_REFERENCES:
case Doctrine::ATTR_EXPORT:
case Doctrine::ATTR_QUERY_LIMIT:
case Doctrine::ATTR_VALIDATE:
return true;
default:
return false;
}
}
/**
*
*/
public function __toString()
{
return spl_object_hash($this);
}
}