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doctrine2/lib/Doctrine/Table.php

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<?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>.
*/
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/**
* Doctrine_Table represents a database table
* each Doctrine_Table holds the information of foreignKeys and associations
*
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*
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @package Doctrine
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @version $Revision$
* @category Object Relational Mapping
* @link www.phpdoctrine.com
* @since 1.0
*/
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class Doctrine_Table extends Doctrine_Configurable implements Countable
{
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/**
* @var array $data temporary data which is then loaded into Doctrine_Record::$data
*/
private $data = array();
/**
* @var array $relations an array containing all the Doctrine_Relation objects for this table
*/
private $relations = array();
/**
* @var array $primaryKeys an array containing all primary key column names
*/
private $primaryKeys = array();
/**
* @var mixed $identifier
*/
private $identifier;
/**
* @see Doctrine_Identifier constants
* @var integer $identifierType the type of identifier this table uses
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*/
private $identifierType;
/**
* @var string $query cached simple query
*/
private $query;
/**
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* @var Doctrine_Connection $conn Doctrine_Connection object that created this table
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*/
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private $conn;
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/**
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* @var string $name
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*/
private $name;
/**
* @var array $identityMap first level cache
*/
private $identityMap = array();
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/**
* @var Doctrine_Table_Repository $repository record repository
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*/
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private $repository;
/**
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* @var array $columns an array of column definitions,
* keys as column names and values as column definitions
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*
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* the value array has three values:
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*
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* the column type, eg. 'integer'
* the column length, eg. 11
* the column options/constraints/validators. eg array('notnull' => true)
*
* so the full columns array might look something like the following:
* array(
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* 'name' => array('string', 20, array('notnull' => true, 'default' => 'someone')),
* 'age' => array('integer', 11, array('notnull' => true))
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* )
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*/
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protected $columns = array();
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/**
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* @var array $columnAliases an array of column aliases
* keys as column aliases and values as column names
*/
protected $columnAliases = array();
/**
* @var array $bound bound relations
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*/
private $bound = array();
/**
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* @var array $boundAliases bound relation aliases
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*/
private $boundAliases = array();
/**
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* @var integer $columnCount cached column count, Doctrine_Record uses this column count in when
* determining its state
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*/
private $columnCount;
/**
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* @var boolean $hasDefaultValues whether or not this table has default values
*/
private $hasDefaultValues;
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/**
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* @var array $options an array containing all options
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*
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* -- name name of the component, for example component name of the GroupTable is 'Group'
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*
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* -- parents the parent classes of this component
*
* -- declaringClass name of the table definition declaring class (when using inheritance the class
* that defines the table structure can be any class in the inheritance hierarchy,
* hence we need reflection to check out which class actually calls setTableDefinition)
*
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* -- tableName database table name, in most cases this is the same as component name but in some cases
* where one-table-multi-class inheritance is used this will be the name of the inherited table
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*
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* -- 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
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*
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* -- enumMap enum value arrays
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*
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* -- inheritanceMap inheritanceMap is used for inheritance mapping, keys representing columns and values
* the column values that should correspond to child classes
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*
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* -- type table type (mysql example: INNODB)
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*
* -- charset character set
*
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* -- foreignKeys the foreign keys of this table
*
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* -- collation
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*
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* -- indexes the index definitions of this table
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*
* -- treeImpl the tree implementation of this table (if any)
*
* -- treeOptions the tree options
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*/
protected $options = array('name' => null,
'tableName' => null,
'sequenceName' => null,
'inheritanceMap' => array(),
'enumMap' => array(),
'engine' => null,
'charset' => null,
'collation' => null,
'treeImpl' => null,
'treeOptions' => null,
'indexes' => array(),
);
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/**
* @var Doctrine_Tree $tree tree object associated with this table
*/
protected $tree;
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/**
* the constructor
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* @throws Doctrine_Connection_Exception if there are no opened connections
* @throws Doctrine_Table_Exception if there is already an instance of this table
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* @return void
*/
public function __construct($name, Doctrine_Connection $conn)
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{
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$this->conn = $conn;
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$this->setParent($this->conn);
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$this->options['name'] = $name;
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if ( ! class_exists($name) || empty($name)) {
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throw new Doctrine_Exception("Couldn't find class $name");
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}
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$record = new $name($this);
$names = array();
$class = $name;
// get parent classes
do {
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if ($class == "Doctrine_Record")
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break;
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$name = $class;
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$names[] = $name;
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} while ($class = get_parent_class($class));
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// reverse names
$names = array_reverse($names);
// create database table
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if (method_exists($record, 'setTableDefinition')) {
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$record->setTableDefinition();
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// set the table definition for the given tree implementation
if($this->isTree())
$this->getTree()->setTableDefinition();
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$this->columnCount = count($this->columns);
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if (isset($this->columns)) {
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// get the declaring class of setTableDefinition method
$method = new ReflectionMethod($this->options['name'], 'setTableDefinition');
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$class = $method->getDeclaringClass();
$this->options['declaringClass'] = $class;
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if ( ! isset($this->options['tableName'])) {
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$this->options['tableName'] = Doctrine::tableize($class->getName());
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}
switch (count($this->primaryKeys)) {
case 0:
$this->columns = array_merge(array('id' =>
array('integer',
20,
array('autoincrement' => true,
'primary' => true,
)
)
), $this->columns);
$this->primaryKeys[] = 'id';
$this->identifier = 'id';
$this->identifierType = Doctrine_Identifier::AUTO_INCREMENT;
$this->columnCount++;
break;
default:
if (count($this->primaryKeys) > 1) {
$this->identifier = $this->primaryKeys;
$this->identifierType = Doctrine_Identifier::COMPOSITE;
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} else {
foreach ($this->primaryKeys as $pk) {
$e = $this->columns[$pk][2];
$found = false;
foreach ($e as $option => $value) {
if ($found)
break;
$e2 = explode(':', $option);
switch (strtolower($e2[0])) {
case 'autoincrement':
case 'autoinc':
$this->identifierType = Doctrine_Identifier::AUTO_INCREMENT;
$found = true;
break;
case 'seq':
case 'sequence':
$this->identifierType = Doctrine_Identifier::SEQUENCE;
$found = true;
if ($value) {
$this->options['sequenceName'] = $value;
} else {
if (($sequence = $this->getAttribute(Doctrine::ATTR_DEFAULT_SEQUENCE)) !== null) {
$this->options['sequenceName'] = $sequence;
} else {
$this->options['sequenceName'] = $this->conn->getSequenceName($this->options['tableName']);
}
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}
break;
}
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}
if ( ! isset($this->identifierType)) {
$this->identifierType = Doctrine_Identifier::NORMAL;
}
$this->identifier = $pk;
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}
}
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};
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/**
if ( ! isset($definition['values'])) {
throw new Doctrine_Table_Exception('No values set for enum column ' . $name);
}
if ( ! is_array($definition['values'])) {
throw new Doctrine_Table_Exception('Enum column values should be specified as an array.');
}
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*/
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}
} else {
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throw new Doctrine_Table_Exception("Class '$name' has no table definition.");
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}
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$record->setUp();
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// if tree, set up tree
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if ($this->isTree()) {
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$this->getTree()->setUp();
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}
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// save parents
array_pop($names);
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$this->options['parents'] = $names;
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$this->query = 'SELECT ' . implode(', ', array_keys($this->columns)) . ' FROM ' . $this->getTableName();
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$this->repository = new Doctrine_Table_Repository($this);
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}
/**
* export
* exports this table to database based on column and option definitions
*
* @throws Doctrine_Connection_Exception if some error other than Doctrine::ERR_ALREADY_EXISTS
* occurred during the create table operation
* @return boolean whether or not the export operation was successful
* false if table already existed in the database
*/
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public function export()
{
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if ( ! Doctrine::isValidClassname($this->options['declaringClass']->getName())) {
throw new Doctrine_Table_Exception('Class name not valid.');
}
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try {
$columns = array();
$primary = array();
foreach ($this->columns as $name => $column) {
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$definition = $column[2];
$definition['type'] = $column[0];
$definition['length'] = $column[1];
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switch ($definition['type']) {
case 'enum':
if (isset($definition['default'])) {
$definition['default'] = $this->enumIndex($name, $definition['default']);
}
break;
case 'boolean':
if (isset($definition['default'])) {
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$definition['default'] = $this->conn->convertBooleans($definition['default']);
}
break;
}
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$columns[$name] = $definition;
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if(isset($definition['primary']) && $definition['primary']) {
$primary[] = $name;
}
}
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if ($this->getAttribute(Doctrine::ATTR_EXPORT) & Doctrine::EXPORT_CONSTRAINTS) {
foreach ($this->getRelations() as $name => $relation) {
$fk = $relation->toArray();
$fk['foreignTable'] = $relation->getTable()->getTableName();
if ($relation->getTable() === $this && in_array($relation->getLocal(), $primary)) {
continue;
}
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if ($relation->hasConstraint()) {
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$options['foreignKeys'][] = $fk;
} elseif ($relation instanceof Doctrine_Relation_LocalKey) {
$options['foreignKeys'][] = $fk;
}
}
}
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$options['primary'] = $primary;
$this->conn->export->createTable($this->options['tableName'], $columns, array_merge($this->options, $options));
} catch(Doctrine_Connection_Exception $e) {
// we only want to silence table already exists errors
if($e->getPortableCode() !== Doctrine::ERR_ALREADY_EXISTS) {
throw $e;
}
}
}
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/**
* exportConstraints
* exports the constraints of this table into database based on option definitions
*
* @throws Doctrine_Connection_Exception if something went wrong on db level
* @return void
*/
public function exportConstraints()
{
try {
$this->conn->beginTransaction();
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foreach ($this->options['index'] as $index => $definition) {
$this->conn->export->createIndex($this->options['tableName'], $index, $definition);
}
$this->conn->commit();
} catch(Doctrine_Connection_Exception $e) {
$this->conn->rollback();
throw $e;
}
}
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/**
* __get
* an alias for getOption
*
* @param string $option
*/
public function __get($option)
{
if (isset($this->options[$option])) {
return $this->options[$option];
}
return null;
}
/**
* __isset
*
* @param string $option
*/
public function __isset($option)
{
return isset($this->options[$option]);
}
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/**
* addForeignKey
*
* adds a foreignKey to this table
*
* @return void
*/
public function addForeignKey(array $definition)
{
$this->options['foreignKeys'][] = $definition;
}
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/**
* addIndex
*
* adds an index to this table
*
* @return void
*/
public function addIndex($index, array $definition)
{
$index = $this->conn->getIndexName($index);
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$this->options['indexes'][$index] = $definition;
}
/**
* getIndex
*
* @return array|boolean array on success, FALSE on failure
*/
public function getIndex($index)
{
if (isset($this->options['indexes'][$index])) {
return $this->options['indexes'][$index];
}
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return false;
}
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/**
* createQuery
* creates a new Doctrine_Query object and adds the component name
* of this table as the query 'from' part
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*
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* @return Doctrine_Query
*/
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public function createQuery()
{
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return Doctrine_Query::create()->from($this->getComponentName());
}
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/**
* getRepository
*
* @return Doctrine_Table_Repository
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*/
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public function getRepository()
{
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return $this->repository;
}
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public function setOption($name, $value)
{
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switch ($name) {
case 'name':
case 'tableName':
break;
case 'enumMap':
case 'inheritanceMap':
case 'index':
case 'treeOptions':
if ( ! is_array($value)) {
throw new Doctrine_Table_Exception($name . ' should be an array.');
}
break;
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}
$this->options[$name] = $value;
}
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public function getOption($name)
{
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if (isset($this->options[$name])) {
return $this->options[$name];
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}
return null;
}
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/**
* getColumnName
*
* returns a column name for column alias
* if the actual name for the alias cannot be found
* this method returns the given alias
*
* @param string $alias column alias
* @return string column name
*/
public function getColumnName($alias)
{
if(isset($this->columnAliases[$alias])) {
return $this->columnAliases[$alias];
}
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return $alias;
}
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/**
* setColumn
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*
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* @param string $name
* @param string $type
* @param integer $length
* @param mixed $options
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* @throws Doctrine_Table_Exception if trying use wrongly typed parameter
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* @return void
*/
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public function setColumn($name, $type, $length = null, $options = array())
{
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if (is_string($options)) {
$options = explode('|', $options);
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}
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foreach ($options as $k => $option) {
if (is_numeric($k)) {
if ( ! empty($option)) {
$options[$option] = true;
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}
unset($options[$k]);
}
}
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$name = strtolower($name);
$parts = explode(' as ', $name);
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if (count($parts) > 1) {
$this->columnAliases[$parts[1]] = $parts[0];
$name = $parts[0];
}
if ($length == null) {
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$length = 2147483647;
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}
if ((string) (int) $length !== (string) $length) {
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throw new Doctrine_Table_Exception('Invalid argument given for column length');
}
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$this->columns[$name] = array($type, $length, $options);
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if (isset($options['primary'])) {
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$this->primaryKeys[] = $name;
}
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if (isset($options['default'])) {
$this->hasDefaultValues = true;
}
}
/**
* hasDefaultValues
* returns true if this table has default values, otherwise false
*
* @return boolean
*/
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public function hasDefaultValues()
{
return $this->hasDefaultValues;
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}
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/**
* getDefaultValueOf
* returns the default value(if any) for given column
*
* @param string $column
* @return mixed
*/
public function getDefaultValueOf($column)
{
$column = strtolower($column);
if ( ! isset($this->columns[$column])) {
throw new Doctrine_Table_Exception("Couldn't get default value. Column ".$column." doesn't exist.");
}
if (isset($this->columns[$column][2]['default'])) {
return $this->columns[$column][2]['default'];
} else {
return null;
}
}
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/**
* @return mixed
*/
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public function getIdentifier()
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{
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return $this->identifier;
}
/**
* @return integer
*/
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public function getIdentifierType()
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{
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return $this->identifierType;
}
/**
* hasColumn
* @return boolean
*/
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public function hasColumn($name)
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{
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return isset($this->columns[$name]);
}
/**
* @param mixed $key
* @return void
*/
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public function setPrimaryKey($key)
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{
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switch (gettype($key)) {
case "array":
$this->primaryKeys = array_values($key);
break;
case "string":
$this->primaryKeys[] = $key;
break;
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};
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}
/**
* returns all primary keys
* @return array
*/
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public function getPrimaryKeys()
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{
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return $this->primaryKeys;
}
/**
* @return boolean
*/
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public function hasPrimaryKey($key)
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{
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return in_array($key,$this->primaryKeys);
}
/**
* returns all bound relations
*
* @return array
*/
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public function getBounds()
{
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return $this->bound;
}
/**
* returns a bound relation array
*
* @param string $name
* @return array
*/
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public function getBound($name)
{
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if ( ! isset($this->bound[$name])) {
throw new Doctrine_Table_Exception('Unknown bound ' . $name);
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}
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return $this->bound[$name];
}
/**
* returns a bound relation array
*
* @param string $name
* @return array
*/
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public function getBoundForName($name, $component)
{
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foreach ($this->bound as $k => $bound) {
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$e = explode('.', $bound['field']);
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if ($bound['class'] == $name && $e[0] == $component) {
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return $this->bound[$k];
}
}
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throw new Doctrine_Table_Exception('Unknown bound ' . $name);
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}
/**
* returns the alias for given component name
*
* @param string $name
* @return string
*/
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public function getAlias($name)
{
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if (isset($this->boundAliases[$name])) {
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return $this->boundAliases[$name];
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}
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return $name;
}
/**
* returns component name for given alias
*
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* @param string $alias
* @return string
*/
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public function getAliasName($alias)
{
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if ($name = array_search($alias, $this->boundAliases)) {
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return $name;
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}
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return $alias;
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}
/**
* unbinds all relations
*
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* @return void
*/
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public function unbindAll()
{ throw new Exception();
$this->bound = array();
$this->relations = array();
$this->boundAliases = array();
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}
/**
* unbinds a relation
* returns true on success, false on failure
*
* @param $name
* @return boolean
*/
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public function unbind($name)
{
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if ( ! isset($this->bound[$name])) {
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return false;
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}
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unset($this->bound[$name]);
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if (isset($this->relations[$name])) {
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unset($this->relations[$name]);
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}
if (isset($this->boundAliases[$name])) {
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unset($this->boundAliases[$name]);
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}
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return true;
}
/**
* binds a relation
*
* @param string $name
* @param string $field
* @return void
*/
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public function bind($name, $field, $type, $options = null)
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{
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if (isset($this->relations[$name])) {
unset($this->relations[$name]);
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}
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$lower = strtolower($name);
if (isset($this->columns[$lower])) {
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throw new Doctrine_Table_Exception("Couldn't bind relation. Column with name " . $lower . ' already exists!');
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}
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$e = explode(' as ', $name);
$name = $e[0];
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if (isset($e[1])) {
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$alias = $e[1];
$this->boundAliases[$name] = $alias;
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} else {
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$alias = $name;
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}
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$this->bound[$alias] = array('field' => $field,
'type' => $type,
'class' => $name,
'alias' => $alias);
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if ($options !== null) {
$opt = array();
if (is_string($options)) {
$opt['local'] = $options;
} else {
$opt = (array) $options;
}
$this->bound[$alias] = array_merge($this->bound[$alias], $opt);
}
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}
/**
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* @return Doctrine_Connection
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*/
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public function getConnection()
{
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return $this->conn;
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}
/**
* hasRelatedComponent
* @return boolean
*/
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public function hasRelatedComponent($name, $component)
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{
return (strpos($this->bound[$name]['field'], $component . '.') !== false);
}
/**
* @param string $name component name of which a foreign key object is bound
* @return boolean
*/
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final public function hasRelation($name)
{
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if (isset($this->bound[$name])) {
return true;
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}
foreach ($this->bound as $k=>$v) {
if ($this->hasRelatedComponent($k, $name)) {
return true;
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}
}
return false;
}
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/**
* getRelation
*
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* @param string $name component name of which a foreign key object is bound
* @return Doctrine_Relation
*/
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public function getRelation($name, $recursive = true)
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{
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if (isset($this->relations[$name])) {
return $this->relations[$name];
}
if ( ! $this->conn->hasTable($this->options['name'])) {
$allowExport = true;
} else {
$allowExport = false;
}
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if (isset($this->bound[$name])) {
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$definition = $this->bound[$name];
list($component, $definition['foreign']) = explode('.', $definition['field']);
unset($definition['field']);
$definition['table'] = $this->conn->getTable($definition['class'], $allowExport);
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$definition['constraint'] = false;
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if ($component == $this->options['name'] || in_array($component, $this->options['parents'])) {
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// ONE-TO-ONE
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if ($definition['type'] == Doctrine_Relation::ONE_COMPOSITE ||
$definition['type'] == Doctrine_Relation::ONE_AGGREGATE) {
// tree structure parent relation found
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if ( ! isset($definition['local'])) {
$definition['local'] = $definition['foreign'];
$definition['foreign'] = $definition['table']->getIdentifier();
}
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$relation = new Doctrine_Relation_LocalKey($definition);
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} else {
// tree structure children relation found
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if ( ! isset($definition['local'])) {
$tmp = $definition['table']->getIdentifier();
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$definition['local'] = $tmp;
}
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//$definition['foreign'] = $tmp;
$definition['constraint'] = true;
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$relation = new Doctrine_Relation_ForeignKey($definition);
}
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} elseif ($component == $definition['class'] ||
($component == $definition['alias'])) { // && ($name == $this->options['name'] || in_array($name,$this->parents))
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if ( ! isset($defintion['local'])) {
$definition['local'] = $this->identifier;
}
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$definition['constraint'] = true;
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// ONE-TO-MANY or ONE-TO-ONE
$relation = new Doctrine_Relation_ForeignKey($definition);
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} else {
// MANY-TO-MANY
// only aggregate relations allowed
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if ($definition['type'] != Doctrine_Relation::MANY_AGGREGATE) {
throw new Doctrine_Table_Exception("Only aggregate relations are allowed for many-to-many relations");
}
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$classes = array_merge($this->options['parents'], array($this->options['name']));
foreach (array_reverse($classes) as $class) {
try {
$bound = $definition['table']->getBoundForName($class, $component);
break;
} catch(Doctrine_Table_Exception $exc) { }
}
if ( ! isset($bound)) {
throw new Doctrine_Table_Exception("Couldn't map many-to-many relation for "
. $this->options['name'] . " and $name. Components use different join tables.");
}
if ( ! isset($definition['local'])) {
$definition['local'] = $this->identifier;
}
$e2 = explode('.', $bound['field']);
$fields = explode('-', $e2[1]);
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if ($e2[0] != $component) {
throw new Doctrine_Table_Exception($e2[0] . ' doesn\'t match ' . $component);
}
$associationTable = $this->conn->getTable($e2[0], $allowExport);
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if (count($fields) > 1) {
// SELF-REFERENCING THROUGH JOIN TABLE
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$def['table'] = $associationTable;
$def['local'] = $this->identifier;
$def['foreign'] = $fields[0];
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$def['alias'] = $e2[0];
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$def['class'] = $e2[0];
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$def['type'] = Doctrine_Relation::MANY_COMPOSITE;
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$this->relations[$e2[0]] = new Doctrine_Relation_ForeignKey($def);
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$definition['assocTable'] = $associationTable;
$definition['local'] = $fields[0];
$definition['foreign'] = $fields[1];
$relation = new Doctrine_Relation_Association_Self($definition);
} else {
if($definition['table'] === $this) {
} else {
// auto initialize a new one-to-one relationships for association table
$associationTable->bind($this->getComponentName(),
$associationTable->getComponentName(). '.' . $e2[1],
Doctrine_Relation::ONE_AGGREGATE
);
$associationTable->bind($definition['table']->getComponentName(),
$associationTable->getComponentName(). '.' . $definition['foreign'],
Doctrine_Relation::ONE_AGGREGATE
);
// NORMAL MANY-TO-MANY RELATIONSHIP
$def['table'] = $associationTable;
$def['foreign'] = $e2[1];
$def['local'] = $definition['local'];
$def['alias'] = $e2[0];
$def['class'] = $e2[0];
$def['type'] = Doctrine_Relation::MANY_COMPOSITE;
$this->relations[$e2[0]] = new Doctrine_Relation_ForeignKey($def);
$definition['local'] = $e2[1];
$definition['assocTable'] = $associationTable;
$relation = new Doctrine_Relation_Association($definition);
}
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}
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}
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$this->relations[$name] = $relation;
return $this->relations[$name];
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}
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// load all relations
$this->getRelations();
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if ($recursive) {
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return $this->getRelation($name, false);
} else {
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throw new Doctrine_Table_Exception($this->options['name'] . " doesn't have a relation to " . $name);
}
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}
/**
* returns an array containing all foreign key objects
*
* @return array
*/
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final public function getRelations()
{
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foreach ($this->bound as $k => $v) {
$this->getRelation($k);
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}
return $this->relations;
}
/**
* create
* creates a new record
*
* @param $array an array where keys are field names and values representing field values
* @return Doctrine_Record
*/
public function create(array $array = array()) {
$this->data = $array;
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$record = new $this->options['name']($this, true);
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$this->data = array();
return $record;
}
/**
* finds a record by its identifier
*
* @param $id database row id
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* @return Doctrine_Record|false a record for given database identifier
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*/
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public function find($id)
{
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if ($id !== null) {
if ( ! is_array($id)) {
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$id = array($id);
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} else {
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$id = array_values($id);
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}
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$query = $this->query . ' WHERE ' . implode(' = ? AND ', $this->primaryKeys) . ' = ?';
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$query = $this->applyInheritance($query);
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$params = array_merge($id, array_values($this->options['inheritanceMap']));
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$stmt = $this->conn->execute($query, $params);
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$this->data = $stmt->fetch(PDO::FETCH_ASSOC);
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if ($this->data === false)
return false;
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2006-10-15 23:19:20 +04:00
return $this->getRecord();
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}
2006-10-15 23:19:20 +04:00
return false;
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}
/**
* applyInheritance
* @param $where query where part to be modified
* @return string query where part with column aggregation inheritance added
*/
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final public function applyInheritance($where)
{
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if ( ! empty($this->options['inheritanceMap'])) {
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$a = array();
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foreach ($this->options['inheritanceMap'] as $field => $value) {
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$a[] = $field . ' = ?';
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}
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$i = implode(' AND ', $a);
$where .= ' AND ' . $i;
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}
return $where;
}
/**
* findAll
* returns a collection of records
*
* @return Doctrine_Collection
*/
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public function findAll()
{
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$graph = new Doctrine_Query($this->conn);
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$users = $graph->query("FROM ".$this->options['name']);
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return $users;
}
/**
* findByDql
* finds records with given DQL where clause
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* returns a collection of records
*
* @param string $dql DQL after WHERE clause
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* @param array $params query parameters
* @return Doctrine_Collection
*/
public function findBySql($dql, array $params = array()) {
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$q = new Doctrine_Query($this->conn);
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$users = $q->query("FROM ".$this->options['name']." WHERE ".$dql, $params);
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return $users;
}
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public function findByDql($dql, array $params = array()) {
return $this->findBySql($dql, $params);
}
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/**
* clear
* clears the first level cache (identityMap)
*
* @return void
*/
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public function clear()
{
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$this->identityMap = array();
}
/**
* getRecord
* first checks if record exists in identityMap, if not
* returns a new record
*
* @return Doctrine_Record
*/
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public function getRecord()
{
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$this->data = array_change_key_case($this->data, CASE_LOWER);
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$key = $this->getIdentifier();
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if ( ! is_array($key)) {
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$key = array($key);
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}
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foreach ($key as $k) {
if ( ! isset($this->data[$k])) {
throw new Doctrine_Table_Exception("Primary key value for $k wasn't found");
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}
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$id[] = $this->data[$k];
}
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$id = implode(' ', $id);
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if (isset($this->identityMap[$id])) {
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$record = $this->identityMap[$id];
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$record->hydrate($this->data);
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} else {
$recordName = $this->getClassnameToReturn();
$record = new $recordName($this);
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$this->identityMap[$id] = $record;
}
$this->data = array();
return $record;
}
/**
* Get the classname to return. Most often this is just the options['name']
*
* Check the subclasses option and the inheritanceMap for each subclass to see
* if all the maps in a subclass is met. If this is the case return that
* subclass name. If no subclasses match or if there are no subclasses defined
* return the name of the class for this tables record.
*
* @todo this function could use reflection to check the first time it runs
* if the subclassing option is not set.
*
* @return string The name of the class to create
*
*/
public function getClassnameToReturn()
{
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if (!isset($this->options['subclasses'])) {
return $this->options['name'];
}
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foreach ($this->options['subclasses'] as $subclass) {
$table = $this->conn->getTable($subclass);
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$inheritanceMap = $table->getOption('inheritanceMap');
$nomatch = false;
foreach ($inheritanceMap as $key => $value) {
if (!isset($this->data[$key]) || $this->data[$key] != $value) {
$nomatch = true;
break;
}
}
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if ( ! $nomatch) {
return $table->getComponentName();
}
}
return $this->options['name'];
}
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/**
* @param $id database row id
* @throws Doctrine_Find_Exception
*/
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final public function getProxy($id = null)
{
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if ($id !== null) {
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$query = 'SELECT ' . implode(', ',$this->primaryKeys)
. ' FROM ' . $this->getTableName()
. ' WHERE ' . implode(' = ? && ',$this->primaryKeys).' = ?';
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$query = $this->applyInheritance($query);
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$params = array_merge(array($id), array_values($this->options['inheritanceMap']));
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$this->data = $this->conn->execute($query,$params)->fetch(PDO::FETCH_ASSOC);
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if ($this->data === false)
return false;
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}
return $this->getRecord();
}
/**
* count
*
* @return integer
*/
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public function count()
{
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$a = $this->conn->getDBH()->query("SELECT COUNT(1) FROM ".$this->options['tableName'])->fetch(PDO::FETCH_NUM);
return current($a);
}
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/**
* @return Doctrine_Query a Doctrine_Query object
*/
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public function getQueryObject()
{
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$graph = new Doctrine_Query($this->getConnection());
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$graph->load($this->getComponentName());
return $graph;
}
/**
* execute
* @param string $query
* @param array $array
* @param integer $limit
* @param integer $offset
*/
public function execute($query, array $array = array(), $limit = null, $offset = null) {
$coll = new Doctrine_Collection($this);
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$query = $this->conn->modifyLimitQuery($query,$limit,$offset);
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if ( ! empty($array)) {
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$stmt = $this->conn->getDBH()->prepare($query);
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$stmt->execute($array);
} else {
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$stmt = $this->conn->getDBH()->query($query);
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}
$data = $stmt->fetchAll(PDO::FETCH_ASSOC);
$stmt->closeCursor();
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foreach ($data as $row) {
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$this->data = $row;
$record = $this->getRecord();
$coll->add($record);
}
return $coll;
}
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/**
* @param string $field
* @return array
*/
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final public function getEnumValues($field)
{
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if (isset($this->columns[$field][2]['values'])) {
return $this->columns[$field][2]['values'];
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} else {
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return array();
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}
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}
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/**
* enumValue
*
* @param string $field
* @param integer $index
* @return mixed
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*/
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public function enumValue($field, $index)
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{
if ($index instanceof Doctrine_Null)
return $index;
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return isset($this->columns[$field][2]['values'][$index]) ? $this->columns[$field][2]['values'][$index] : $index;
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}
/**
* enumIndex
*
* @param string $field
* @param mixed $value
* @return mixed
*/
public function enumIndex($field, $value)
{
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$values = $this->getEnumValues($field);
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return array_search($value, $values);
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}
/**
* invokeSet
*
* @param mixed $value
*/
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public function invokeSet(Doctrine_Record $record, $name, $value)
{
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if ( ! ($this->getAttribute(Doctrine::ATTR_ACCESSORS) & Doctrine::ACCESSOR_SET)) {
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return $value;
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}
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$prefix = $this->getAttribute(Doctrine::ATTR_ACCESSOR_PREFIX_SET);
if (!$prefix)
$prefix = 'set';
$method = $prefix . $name;
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if (method_exists($record, $method)) {
return $record->$method($value);
}
return $value;
}
/**
* invokeGet
*
* @param mixed $value
*/
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public function invokeGet(Doctrine_Record $record, $name, $value)
{
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if ( ! ($this->getAttribute(Doctrine::ATTR_ACCESSORS) & Doctrine::ACCESSOR_GET)) {
return $value;
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}
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$prefix = $this->getAttribute(Doctrine::ATTR_ACCESSOR_PREFIX_GET);
if (!$prefix)
$prefix = 'get';
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$method = $prefix . $name;
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if (method_exists($record, $method)) {
return $record->$method($value);
}
return $value;
}
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/**
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* getDefinitionOf
*
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* @return string ValueWrapper class name on success, false on failure
*/
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public function getValueWrapperOf($column)
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{
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if (isset($this->columns[$column][2]['wrapper'])) {
return $this->columns[$column][2]['wrapper'];
}
return false;
}
/**
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* getColumnCount
*
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* @return integer the number of columns in this table
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*/
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final public function getColumnCount()
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{
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return $this->columnCount;
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}
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/**
* returns all columns and their definitions
*
* @return array
*/
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final public function getColumns()
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{
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return $this->columns;
}
/**
* returns an array containing all the column names
*
* @return array
*/
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public function getColumnNames()
{
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return array_keys($this->columns);
}
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/**
* getDefinitionOf
*
* @return mixed array on success, false on failure
*/
public function getDefinitionOf($column)
{
if (isset($this->columns[$column])) {
return $this->columns[$column];
}
return false;
}
/**
* getTypeOf
*
* @return mixed string on success, false on failure
*/
public function getTypeOf($column)
{
if (isset($this->columns[$column])) {
return $this->columns[$column][0];
}
return false;
}
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/**
* setData
* doctrine uses this function internally
* users are strongly discouraged to use this function
*
* @param array $data internal data
* @return void
*/
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public function setData(array $data)
{
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$this->data = $data;
}
/**
* returns the maximum primary key value
*
* @return integer
*/
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final public function getMaxIdentifier()
{
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$sql = "SELECT MAX(".$this->getIdentifier().") FROM ".$this->getTableName();
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$stmt = $this->conn->getDBH()->query($sql);
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$data = $stmt->fetch(PDO::FETCH_NUM);
return isset($data[0])?$data[0]:1;
}
/**
* returns simple cached query
*
* @return string
*/
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final public function getQuery()
{
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return $this->query;
}
/**
* returns internal data, used by Doctrine_Record instances
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* when retrieving data from database
*
* @return array
*/
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final public function getData()
{
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return $this->data;
}
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/**
* getter for associated tree
*
* @return mixed if tree return instance of Doctrine_Tree, otherwise returns false
*/
public function getTree() {
if (isset($this->options['treeImpl'])) {
if ( ! $this->tree) {
$options = isset($this->options['treeOptions']) ? $this->options['treeOptions'] : array();
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$this->tree = Doctrine_Tree::factory($this,
$this->options['treeImpl'],
$options
);
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}
return $this->tree;
}
return false;
}
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public function getComponentName()
{
return $this->options['name'];
}
public function getTableName()
{
return $this->options['tableName'];
}
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public function setTableName($tableName)
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{
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$this->options['tableName'] = $tableName;
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}
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/**
* determine if table acts as tree
*
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* @return mixed if tree return true, otherwise returns false
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*/
public function isTree() {
return ( ! is_null($this->options['treeImpl'])) ? true : false;
}
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/**
* returns a string representation of this object
*
* @return string
*/
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public function __toString()
{
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return Doctrine_Lib::getTableAsString($this);
}
}