sintonia/library/propel/runtime/lib/map/TableMap.php

713 lines
19 KiB
PHP

<?php
/**
* This file is part of the Propel package.
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @license MIT License
*/
/**
* TableMap is used to model a table in a database.
*
* GENERAL NOTE
* ------------
* The propel.map classes are abstract building-block classes for modeling
* the database at runtime. These classes are similar (a lite version) to the
* propel.engine.database.model classes, which are build-time modeling classes.
* These classes in themselves do not do any database metadata lookups.
*
* @author Hans Lellelid <hans@xmpl.org> (Propel)
* @author John D. McNally <jmcnally@collab.net> (Torque)
* @author Daniel Rall <dlr@finemaltcoding.com> (Torque)
* @version $Revision: 1612 $
* @package propel.runtime.map
*/
class TableMap
{
/**
* Columns in the table
* @var array TableMap[]
*/
protected $columns = array();
/**
* Columns in the table, using table phpName as key
* @var array TableMap[]
*/
protected $columnsByPhpName = array();
// The database this table belongs to
protected $dbMap;
// The name of the table
protected $tableName;
// The PHP name of the table
protected $phpName;
// The Classname for this table
protected $classname;
// The Package for this table
protected $package;
// Whether to use an id generator for pkey
protected $useIdGenerator;
// Whether the table uses single table inheritance
protected $isSingleTableInheritance = false;
// The primary key columns in the table
protected $primaryKeys = array();
// The foreign key columns in the table
protected $foreignKeys = array();
// The relationships in the table
protected $relations = array();
// Relations are lazy loaded. This property tells if the relations are loaded or not
protected $relationsBuilt = false;
// Object to store information that is needed if the for generating primary keys
protected $pkInfo;
/**
* Construct a new TableMap.
*
*/
public function __construct($name = null, $dbMap = null)
{
if (null !== $name) {
$this->setName($name);
}
if (null !== $dbMap) {
$this->setDatabaseMap($dbMap);
}
$this->initialize();
}
/**
* Initialize the TableMap to build columns, relations, etc
* This method should be overridden by descendents
*/
public function initialize()
{
}
/**
* Set the DatabaseMap containing this TableMap.
*
* @param DatabaseMap $dbMap A DatabaseMap.
*/
public function setDatabaseMap(DatabaseMap $dbMap)
{
$this->dbMap = $dbMap;
}
/**
* Get the DatabaseMap containing this TableMap.
*
* @return DatabaseMap A DatabaseMap.
*/
public function getDatabaseMap()
{
return $this->dbMap;
}
/**
* Set the name of the Table.
*
* @param string $name The name of the table.
*/
public function setName($name)
{
$this->tableName = $name;
}
/**
* Get the name of the Table.
*
* @return string A String with the name of the table.
*/
public function getName()
{
return $this->tableName;
}
/**
* Set the PHP name of the Table.
*
* @param string $phpName The PHP Name for this table
*/
public function setPhpName($phpName)
{
$this->phpName = $phpName;
}
/**
* Get the PHP name of the Table.
*
* @return string A String with the name of the table.
*/
public function getPhpName()
{
return $this->phpName;
}
/**
* Set the Classname of the Table. Could be useful for calling
* Peer and Object methods dynamically.
* @param string $classname The Classname
*/
public function setClassname($classname)
{
$this->classname = $classname;
}
/**
* Get the Classname of the Propel Class belonging to this table.
* @return string
*/
public function getClassname()
{
return $this->classname;
}
/**
* Get the Peer Classname of the Propel Class belonging to this table.
* @return string
*/
public function getPeerClassname()
{
return constant($this->classname . '::PEER');
}
/**
* Set the Package of the Table
*
* @param string $package The Package
*/
public function setPackage($package)
{
$this->package = $package;
}
/**
* Get the Package of the table.
* @return string
*/
public function getPackage()
{
return $this->package;
}
/**
* Set whether or not to use Id generator for primary key.
* @param boolean $bit
*/
public function setUseIdGenerator($bit)
{
$this->useIdGenerator = $bit;
}
/**
* Whether to use Id generator for primary key.
* @return boolean
*/
public function isUseIdGenerator()
{
return $this->useIdGenerator;
}
/**
* Set whether or not to this table uses single table inheritance
* @param boolean $bit
*/
public function setSingleTableInheritance($bit)
{
$this->isSingleTableInheritance = $bit;
}
/**
* Whether this table uses single table inheritance
* @return boolean
*/
public function isSingleTableInheritance()
{
return $this->isSingleTableInheritance;
}
/**
* Sets the pk information needed to generate a key
*
* @param $pkInfo information needed to generate a key
*/
public function setPrimaryKeyMethodInfo($pkInfo)
{
$this->pkInfo = $pkInfo;
}
/**
* Get the information used to generate a primary key
*
* @return An Object.
*/
public function getPrimaryKeyMethodInfo()
{
return $this->pkInfo;
}
/**
* Add a column to the table.
*
* @param string name A String with the column name.
* @param string $type A string specifying the Propel type.
* @param boolean $isNotNull Whether column does not allow NULL values.
* @param int $size An int specifying the size.
* @param boolean $pk True if column is a primary key.
* @param string $fkTable A String with the foreign key table name.
* @param $fkColumn A String with the foreign key column name.
* @param string $defaultValue The default value for this column.
* @return ColumnMap The newly created column.
*/
public function addColumn($name, $phpName, $type, $isNotNull = false, $size = null, $defaultValue = null, $pk = false, $fkTable = null, $fkColumn = null)
{
$col = new ColumnMap($name, $this);
$col->setType($type);
$col->setSize($size);
$col->setPhpName($phpName);
$col->setNotNull($isNotNull);
$col->setDefaultValue($defaultValue);
if ($pk) {
$col->setPrimaryKey(true);
$this->primaryKeys[$name] = $col;
}
if ($fkTable && $fkColumn) {
$col->setForeignKey($fkTable, $fkColumn);
$this->foreignKeys[$name] = $col;
}
$this->columns[$name] = $col;
$this->columnsByPhpName[$phpName] = $col;
return $col;
}
/**
* Add a pre-created column to this table. It will replace any
* existing column.
*
* @param ColumnMap $cmap A ColumnMap.
* @return ColumnMap The added column map.
*/
public function addConfiguredColumn($cmap)
{
$this->columns[ $cmap->getColumnName() ] = $cmap;
return $cmap;
}
/**
* Does this table contain the specified column?
*
* @param mixed $name name of the column or ColumnMap instance
* @param boolean $normalize Normalize the column name (if column name not like FIRST_NAME)
* @return boolean True if the table contains the column.
*/
public function hasColumn($name, $normalize = true)
{
if ($name instanceof ColumnMap) {
$name = $name->getColumnName();
} else if($normalize) {
$name = ColumnMap::normalizeName($name);
}
return isset($this->columns[$name]);
}
/**
* Get a ColumnMap for the table.
*
* @param string $name A String with the name of the table.
* @param boolean $normalize Normalize the column name (if column name not like FIRST_NAME)
* @return ColumnMap A ColumnMap.
* @throws PropelException if the column is undefined
*/
public function getColumn($name, $normalize = true)
{
if ($normalize) {
$name = ColumnMap::normalizeName($name);
}
if (!$this->hasColumn($name, false)) {
throw new PropelException("Cannot fetch ColumnMap for undefined column: " . $name);
}
return $this->columns[$name];
}
/**
* Does this table contain the specified column?
*
* @param mixed $phpName name of the column
* @return boolean True if the table contains the column.
*/
public function hasColumnByPhpName($phpName)
{
return isset($this->columnsByPhpName[$phpName]);
}
/**
* Get a ColumnMap for the table.
*
* @param string $phpName A String with the name of the table.
* @return ColumnMap A ColumnMap.
* @throws PropelException if the column is undefined
*/
public function getColumnByPhpName($phpName)
{
if (!isset($this->columnsByPhpName[$phpName])) {
throw new PropelException("Cannot fetch ColumnMap for undefined column phpName: " . $phpName);
}
return $this->columnsByPhpName[$phpName];
}
/**
* Get a ColumnMap[] of the columns in this table.
*
* @return array A ColumnMap[].
*/
public function getColumns()
{
return $this->columns;
}
/**
* Add a primary key column to this Table.
*
* @param string $columnName A String with the column name.
* @param string $type A string specifying the Propel type.
* @param boolean $isNotNull Whether column does not allow NULL values.
* @param $size An int specifying the size.
* @return ColumnMap Newly added PrimaryKey column.
*/
public function addPrimaryKey($columnName, $phpName, $type, $isNotNull = false, $size = null, $defaultValue = null)
{
return $this->addColumn($columnName, $phpName, $type, $isNotNull, $size, $defaultValue, true, null, null);
}
/**
* Add a foreign key column to the table.
*
* @param string $columnName A String with the column name.
* @param string $type A string specifying the Propel type.
* @param string $fkTable A String with the foreign key table name.
* @param string $fkColumn A String with the foreign key column name.
* @param boolean $isNotNull Whether column does not allow NULL values.
* @param int $size An int specifying the size.
* @param string $defaultValue The default value for this column.
* @return ColumnMap Newly added ForeignKey column.
*/
public function addForeignKey($columnName, $phpName, $type, $fkTable, $fkColumn, $isNotNull = false, $size = 0, $defaultValue = null)
{
return $this->addColumn($columnName, $phpName, $type, $isNotNull, $size, $defaultValue, false, $fkTable, $fkColumn);
}
/**
* Add a foreign primary key column to the table.
*
* @param string $columnName A String with the column name.
* @param string $type A string specifying the Propel type.
* @param string $fkTable A String with the foreign key table name.
* @param string $fkColumn A String with the foreign key column name.
* @param boolean $isNotNull Whether column does not allow NULL values.
* @param int $size An int specifying the size.
* @param string $defaultValue The default value for this column.
* @return ColumnMap Newly created foreign pkey column.
*/
public function addForeignPrimaryKey($columnName, $phpName, $type, $fkTable, $fkColumn, $isNotNull = false, $size = 0, $defaultValue = null)
{
return $this->addColumn($columnName, $phpName, $type, $isNotNull, $size, $defaultValue, true, $fkTable, $fkColumn);
}
/**
* Returns array of ColumnMap objects that make up the primary key for this table
*
* @return array ColumnMap[]
*/
public function getPrimaryKeys()
{
return $this->primaryKeys;
}
/**
* Returns array of ColumnMap objects that are foreign keys for this table
*
* @return array ColumnMap[]
*/
public function getForeignKeys()
{
return $this->foreignKeys;
}
/**
* Add a validator to a table's column
*
* @param string $columnName The name of the validator's column
* @param string $name The rule name of this validator
* @param string $classname The dot-path name of class to use (e.g. myapp.propel.MyValidator)
* @param string $value
* @param string $message The error message which is returned on invalid values
* @return void
*/
public function addValidator($columnName, $name, $classname, $value, $message)
{
if (false !== ($pos = strpos($columnName, '.'))) {
$columnName = substr($columnName, $pos + 1);
}
$col = $this->getColumn($columnName);
if ($col !== null) {
$validator = new ValidatorMap($col);
$validator->setName($name);
$validator->setClass($classname);
$validator->setValue($value);
$validator->setMessage($message);
$col->addValidator($validator);
}
}
/**
* Build relations
* Relations are lazy loaded for performance reasons
* This method should be overridden by descendents
*/
public function buildRelations()
{
}
/**
* Adds a RelationMap to the table
*
* @param string $name The relation name
* @param string $tablePhpName The related table name
* @param integer $type The relation type (either RelationMap::MANY_TO_ONE, RelationMap::ONE_TO_MANY, or RelationMAp::ONE_TO_ONE)
* @param array $columnMapping An associative array mapping column names (local => foreign)
* @return RelationMap the built RelationMap object
*/
public function addRelation($name, $tablePhpName, $type, $columnMapping = array(), $onDelete = null, $onUpdate = null)
{
// note: using phpName for the second table allows the use of DatabaseMap::getTableByPhpName()
// and this method autoloads the TableMap if the table isn't loaded yet
$relation = new RelationMap($name);
$relation->setType($type);
$relation->setOnUpdate($onUpdate);
$relation->setOnDelete($onDelete);
// set tables
if ($type == RelationMap::MANY_TO_ONE) {
$relation->setLocalTable($this);
$relation->setForeignTable($this->dbMap->getTableByPhpName($tablePhpName));
} else {
$relation->setLocalTable($this->dbMap->getTableByPhpName($tablePhpName));
$relation->setForeignTable($this);
$columnMapping = array_flip($columnMapping);
}
// set columns
foreach ($columnMapping as $local => $foreign) {
$relation->addColumnMapping(
$relation->getLocalTable()->getColumn($local),
$relation->getForeignTable()->getColumn($foreign)
);
}
$this->relations[$name] = $relation;
return $relation;
}
/**
* Gets a RelationMap of the table by relation name
* This method will build the relations if they are not built yet
*
* @param String $name The relation name
* @return boolean true if the relation exists
*/
public function hasRelation($name)
{
return array_key_exists($name, $this->getRelations());
}
/**
* Gets a RelationMap of the table by relation name
* This method will build the relations if they are not built yet
*
* @param String $name The relation name
* @return RelationMap The relation object
* @throws PropelException When called on an inexistent relation
*/
public function getRelation($name)
{
if (!array_key_exists($name, $this->getRelations()))
{
throw new PropelException('Calling getRelation() on an unknown relation, ' . $name);
}
return $this->relations[$name];
}
/**
* Gets the RelationMap objects of the table
* This method will build the relations if they are not built yet
*
* @return Array list of RelationMap objects
*/
public function getRelations()
{
if(!$this->relationsBuilt)
{
$this->buildRelations();
$this->relationsBuilt = true;
}
return $this->relations;
}
/**
*
* Gets the list of behaviors registered for this table
*
* @return array
*/
public function getBehaviors()
{
return array();
}
// Deprecated methods and attributres, to be removed
/**
* Does this table contain the specified column?
*
* @deprecated Use hasColumn instead
* @param mixed $name name of the column or ColumnMap instance
* @param boolean $normalize Normalize the column name (if column name not like FIRST_NAME)
* @return boolean True if the table contains the column.
*/
public function containsColumn($name, $normalize = true)
{
return $this->hasColumn($name, $normalize);
}
/**
* Normalizes the column name, removing table prefix and uppercasing.
* article.first_name becomes FIRST_NAME
*
* @deprecated Use ColumnMap::normalizeColumName() instead
* @param string $name
* @return string Normalized column name.
*/
protected function normalizeColName($name)
{
return ColumnMap::normalizeName($name);
}
/**
* Returns array of ColumnMap objects that make up the primary key for this table.
*
* @deprecated Use getPrimaryKeys instead
* @return array ColumnMap[]
*/
public function getPrimaryKeyColumns()
{
return array_values($this->primaryKeys);
}
//---Utility methods for doing intelligent lookup of table names
/**
* The prefix on the table name.
* @deprecated Not used anywhere in Propel
*/
private $prefix;
/**
* Get table prefix name.
*
* @deprecated Not used anywhere in Propel
* @return string A String with the prefix.
*/
public function getPrefix()
{
return $this->prefix;
}
/**
* Set table prefix name.
*
* @deprecated Not used anywhere in Propel
* @param string $prefix The prefix for the table name (ie: SCARAB for
* SCARAB_PROJECT).
* @return void
*/
public function setPrefix($prefix)
{
$this->prefix = $prefix;
}
/**
* Tell me if i have PREFIX in my string.
*
* @deprecated Not used anywhere in Propel
* @param data A String.
* @return boolean True if prefix is contained in data.
*/
protected function hasPrefix($data)
{
return (strpos($data, $this->prefix) === 0);
}
/**
* Removes the PREFIX if found
*
* @deprecated Not used anywhere in Propel
* @param string $data A String.
* @return string A String with data, but with prefix removed.
*/
protected function removePrefix($data)
{
return $this->hasPrefix($data) ? substr($data, strlen($this->prefix)) : $data;
}
/**
* Removes the PREFIX, removes the underscores and makes
* first letter caps.
*
* SCARAB_FOO_BAR becomes FooBar.
*
* @deprecated Not used anywhere in Propel. At buildtime, use Column::generatePhpName() for that purpose
* @param data A String.
* @return string A String with data processed.
*/
public final function removeUnderScores($data)
{
$out = '';
$tmp = $this->removePrefix($data);
$tok = strtok($tmp, '_');
while ($tok) {
$out .= ucfirst($tok);
$tok = strtok('_');
}
return $out;
}
/**
* Makes the first letter caps and the rest lowercase.
*
* @deprecated Not used anywhere in Propel.
* @param string $data A String.
* @return string A String with data processed.
*/
private function firstLetterCaps($data)
{
return(ucfirst(strtolower($data)));
}
}