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<?php
namespace Faker\ORM\Propel;
use \Faker\Provider\Base;
use \ColumnMap;
/**
* Service class for populating a table through a Propel ActiveRecord class.
*/
class EntityPopulator
{
protected $class;
protected $columnFormatters = array();
protected $modifiers = array();
/**
* Class constructor.
*
* @param string $class A Propel ActiveRecord classname
*/
public function __construct($class)
{
$this->class = $class;
}
/**
* @return string
*/
public function getClass()
{
return $this->class;
}
public function setColumnFormatters($columnFormatters)
{
$this->columnFormatters = $columnFormatters;
}
/**
* @return array
*/
public function getColumnFormatters()
{
return $this->columnFormatters;
}
public function mergeColumnFormattersWith($columnFormatters)
{
$this->columnFormatters = array_merge($this->columnFormatters, $columnFormatters);
}
/**
* @param \Faker\Generator $generator
* @return array
*/
public function guessColumnFormatters(\Faker\Generator $generator)
{
$formatters = array();
$class = $this->class;
$peerClass = $class::PEER;
$tableMap = $peerClass::getTableMap();
$nameGuesser = new \Faker\Guesser\Name($generator);
$columnTypeGuesser = new \Faker\ORM\Propel\ColumnTypeGuesser($generator);
foreach ($tableMap->getColumns() as $columnMap) {
// skip behavior columns, handled by modifiers
if ($this->isColumnBehavior($columnMap)) {
continue;
}
if ($columnMap->isForeignKey()) {
$relatedClass = $columnMap->getRelation()->getForeignTable()->getClassname();
$formatters[$columnMap->getPhpName()] = function ($inserted) use ($relatedClass) {
return isset($inserted[$relatedClass]) ? $inserted[$relatedClass][mt_rand(0, count($inserted[$relatedClass]) - 1)] : null;
};
continue;
}
if ($columnMap->isPrimaryKey()) {
continue;
}
if ($formatter = $nameGuesser->guessFormat($columnMap->getPhpName(), $columnMap->getSize())) {
$formatters[$columnMap->getPhpName()] = $formatter;
continue;
}
if ($formatter = $columnTypeGuesser->guessFormat($columnMap)) {
$formatters[$columnMap->getPhpName()] = $formatter;
continue;
}
}
return $formatters;
}
/**
* @param ColumnMap $columnMap
* @return bool
*/
protected function isColumnBehavior(ColumnMap $columnMap)
{
foreach ($columnMap->getTable()->getBehaviors() as $name => $params) {
$columnName = Base::toLower($columnMap->getName());
switch ($name) {
case 'nested_set':
$columnNames = array($params['left_column'], $params['right_column'], $params['level_column']);
if (in_array($columnName, $columnNames)) {
return true;
}
break;
case 'timestampable':
$columnNames = array($params['create_column'], $params['update_column']);
if (in_array($columnName, $columnNames)) {
return true;
}
break;
}
}
return false;
}
public function setModifiers($modifiers)
{
$this->modifiers = $modifiers;
}
/**
* @return array
*/
public function getModifiers()
{
return $this->modifiers;
}
public function mergeModifiersWith($modifiers)
{
$this->modifiers = array_merge($this->modifiers, $modifiers);
}
/**
* @param \Faker\Generator $generator
* @return array
*/
public function guessModifiers(\Faker\Generator $generator)
{
$modifiers = array();
$class = $this->class;
$peerClass = $class::PEER;
$tableMap = $peerClass::getTableMap();
foreach ($tableMap->getBehaviors() as $name => $params) {
switch ($name) {
case 'nested_set':
$modifiers['nested_set'] = function ($obj, $inserted) use ($class, $generator) {
if (isset($inserted[$class])) {
$queryClass = $class . 'Query';
$parent = $queryClass::create()->findPk($generator->randomElement($inserted[$class]));
$obj->insertAsLastChildOf($parent);
} else {
$obj->makeRoot();
}
};
break;
case 'sortable':
$modifiers['sortable'] = function ($obj, $inserted) use ($class) {
$maxRank = isset($inserted[$class]) ? count($inserted[$class]) : 0;
$obj->insertAtRank(mt_rand(1, $maxRank + 1));
};
break;
}
}
return $modifiers;
}
/**
* Insert one new record using the Entity class.
*/
public function execute($con, $insertedEntities)
{
$obj = new $this->class();
foreach ($this->getColumnFormatters() as $column => $format) {
if (null !== $format) {
$obj->setByName($column, is_callable($format) ? $format($insertedEntities, $obj) : $format);
}
}
foreach ($this->getModifiers() as $modifier) {
$modifier($obj, $insertedEntities);
}
$obj->save($con);
return $obj->getPrimaryKey();
}
}