Developer
<?php
namespace Faker\ORM\CakePHP;
use Cake\ORM\TableRegistry;
class EntityPopulator
{
protected $class;
protected $connectionName;
protected $columnFormatters = [];
protected $modifiers = [];
public function __construct($class)
{
$this->class = $class;
}
/**
* @param string $name
*/
public function __get($name)
{
return $this->{$name};
}
/**
* @param string $name
*/
public function __set($name, $value)
{
$this->{$name} = $value;
}
public function mergeColumnFormattersWith($columnFormatters)
{
$this->columnFormatters = array_merge($this->columnFormatters, $columnFormatters);
}
public function mergeModifiersWith($modifiers)
{
$this->modifiers = array_merge($this->modifiers, $modifiers);
}
/**
* @return array
*/
public function guessColumnFormatters($populator)
{
$formatters = [];
$class = $this->class;
$table = $this->getTable($class);
$schema = $table->schema();
$pk = $schema->primaryKey();
$guessers = $populator->getGuessers() + ['ColumnTypeGuesser' => new ColumnTypeGuesser($populator->getGenerator())];
$isForeignKey = static function ($column) use ($table) {
foreach ($table->associations()->type('BelongsTo') as $assoc) {
if ($column == $assoc->foreignKey()) {
return true;
}
}
return false;
};
foreach ($schema->columns() as $column) {
if ($column == $pk[0] || $isForeignKey($column)) {
continue;
}
foreach ($guessers as $guesser) {
if ($formatter = $guesser->guessFormat($column, $table)) {
$formatters[$column] = $formatter;
break;
}
}
}
return $formatters;
}
/**
* @return array
*/
public function guessModifiers()
{
$modifiers = [];
$table = $this->getTable($this->class);
$belongsTo = $table->associations()->type('BelongsTo');
foreach ($belongsTo as $assoc) {
$modifiers['belongsTo' . $assoc->name()] = function ($data, $insertedEntities) use ($assoc) {
$table = $assoc->target();
$foreignModel = $table->alias();
$foreignKeys = [];
if (!empty($insertedEntities[$foreignModel])) {
$foreignKeys = $insertedEntities[$foreignModel];
} else {
$foreignKeys = $table->find('all')
->select(['id'])
->map(static function ($row) {
return $row->id;
})
->toArray();
}
if (empty($foreignKeys)) {
throw new \Exception(sprintf('%s belongsTo %s, which seems empty at this point.', $this->getTable($this->class)->table(), $assoc->table()));
}
$foreignKey = $foreignKeys[array_rand($foreignKeys)];
$data[$assoc->foreignKey()] = $foreignKey;
return $data;
};
}
// TODO check if TreeBehavior attached to modify lft/rgt cols
return $modifiers;
}
/**
* @param array $options
*/
public function execute($class, $insertedEntities, $options = [])
{
$table = $this->getTable($class);
$entity = $table->newEntity();
foreach ($this->columnFormatters as $column => $format) {
if (null !== $format) {
$entity->{$column} = is_callable($format) ? $format($insertedEntities, $table) : $format;
}
}
foreach ($this->modifiers as $modifier) {
$entity = $modifier($entity, $insertedEntities);
}
if (!$entity = $table->save($entity, $options)) {
throw new \RuntimeException("Failed saving $class record");
}
$pk = $table->primaryKey();
if (is_string($pk)) {
return $entity->{$pk};
}
return $entity->{$pk[0]};
}
public function setConnection($name)
{
$this->connectionName = $name;
}
protected function getTable($class)
{
$options = [];
if (!empty($this->connectionName)) {
$options['connection'] = $this->connectionName;
}
return TableRegistry::get($class, $options);
}
}
Developer
To ensure a smooth integration process and optimal performance, follow these best practices: