Populator.php
90 lines
| 1 | <?php |
| 2 | |
| 3 | namespace Faker\ORM\Propel; |
| 4 | |
| 5 | /** |
| 6 | * Service class for populating a database using the Propel ORM. |
| 7 | * A Populator can populate several tables using ActiveRecord classes. |
| 8 | */ |
| 9 | class Populator |
| 10 | { |
| 11 | protected $generator; |
| 12 | protected $entities = array(); |
| 13 | protected $quantities = array(); |
| 14 | |
| 15 | /** |
| 16 | * @param \Faker\Generator $generator |
| 17 | */ |
| 18 | public function __construct(\Faker\Generator $generator) |
| 19 | { |
| 20 | $this->generator = $generator; |
| 21 | } |
| 22 | |
| 23 | /** |
| 24 | * Add an order for the generation of $number records for $entity. |
| 25 | * |
| 26 | * @param mixed $entity A Propel ActiveRecord classname, or a \Faker\ORM\Propel\EntityPopulator instance |
| 27 | * @param int $number The number of entities to populate |
| 28 | */ |
| 29 | public function addEntity($entity, $number, $customColumnFormatters = array(), $customModifiers = array()) |
| 30 | { |
| 31 | if (!$entity instanceof \Faker\ORM\Propel\EntityPopulator) { |
| 32 | $entity = new \Faker\ORM\Propel\EntityPopulator($entity); |
| 33 | } |
| 34 | $entity->setColumnFormatters($entity->guessColumnFormatters($this->generator)); |
| 35 | if ($customColumnFormatters) { |
| 36 | $entity->mergeColumnFormattersWith($customColumnFormatters); |
| 37 | } |
| 38 | $entity->setModifiers($entity->guessModifiers($this->generator)); |
| 39 | if ($customModifiers) { |
| 40 | $entity->mergeModifiersWith($customModifiers); |
| 41 | } |
| 42 | $class = $entity->getClass(); |
| 43 | $this->entities[$class] = $entity; |
| 44 | $this->quantities[$class] = $number; |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Populate the database using all the Entity classes previously added. |
| 49 | * |
| 50 | * @param PropelPDO $con A Propel connection object |
| 51 | * |
| 52 | * @return array A list of the inserted PKs |
| 53 | */ |
| 54 | public function execute($con = null) |
| 55 | { |
| 56 | if (null === $con) { |
| 57 | $con = $this->getConnection(); |
| 58 | } |
| 59 | $isInstancePoolingEnabled = \Propel::isInstancePoolingEnabled(); |
| 60 | \Propel::disableInstancePooling(); |
| 61 | $insertedEntities = array(); |
| 62 | $con->beginTransaction(); |
| 63 | foreach ($this->quantities as $class => $number) { |
| 64 | for ($i=0; $i < $number; $i++) { |
| 65 | $insertedEntities[$class][]= $this->entities[$class]->execute($con, $insertedEntities); |
| 66 | } |
| 67 | } |
| 68 | $con->commit(); |
| 69 | if ($isInstancePoolingEnabled) { |
| 70 | \Propel::enableInstancePooling(); |
| 71 | } |
| 72 | |
| 73 | return $insertedEntities; |
| 74 | } |
| 75 | |
| 76 | protected function getConnection() |
| 77 | { |
| 78 | // use the first connection available |
| 79 | $class = key($this->entities); |
| 80 | |
| 81 | if (!$class) { |
| 82 | throw new \RuntimeException('No class found from entities. Did you add entities to the Populator ?'); |
| 83 | } |
| 84 | |
| 85 | $peer = $class::PEER; |
| 86 | |
| 87 | return \Propel::getConnection($peer::DATABASE_NAME, \Propel::CONNECTION_WRITE); |
| 88 | } |
| 89 | } |
| 90 |