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Implement belongsTo

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This commit is contained in:
Dennis Eichhorn 2016-08-31 20:11:18 +02:00
parent ba865a67f3
commit fd7d6d06e5
1 changed files with 94 additions and 1 deletions
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95
DataStorage/Database/DataMapperAbstract.php
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@ -105,6 +105,16 @@ class DataMapperAbstract implements DataMapperInterface
*/
protected static $ownsOne = [];
/**
* Relations.
*
* Relation is defined in current mapper
*
* @var string[]
* @since 1.0.0
*/
protected static $belongsTo = [];
/**
* Table.
*
@ -381,6 +391,11 @@ class DataMapperAbstract implements DataMapperInterface
$id = self::createOwnsOne($propertyName, $property->getValue($obj));
$value = self::parseValue($column['type'], $id);
$query->insert($column['name'])->value($value, $column['type']);
} elseif (isset(static::$belongsTo[$propertyName]) && $column['internal'] === $propertyName) {
$id = self::createBelongsTo($propertyName, $property->getValue($obj));
$value = self::parseValue($column['type'], $id);
$query->insert($column['name'])->value($value, $column['type']);
} elseif ($column['internal'] === $propertyName && $column['type'] !== static::$primaryField) {
$value = self::parseValue($column['type'], $property->getValue($obj));
@ -563,6 +578,42 @@ class DataMapperAbstract implements DataMapperInterface
return $obj;
}
/**
* Create owns one
*
* The reference is stored in the main model
*
* @param string $propertyName Property name to initialize
* @param Object $obj Object to create
*
* @return mixed
*
* @throws
*
* @since 1.0.0
* @author Dennis Eichhorn <d.eichhorn@oms.com>
*/
private static function createBelongsTo(string $propertyName, $obj)
{
if (is_object($obj)) {
$mapper = static::$belongsTo[$propertyName]['mapper'];
$relReflectionClass = new \ReflectionClass(get_class($obj));
/** @var array $columns */
$relProperty = $relReflectionClass->getProperty($mapper::$columns[$mapper::$primaryField]['internal']);
$relProperty->setAccessible(true);
$primaryKey = $relProperty->getValue($obj);
$relProperty->setAccessible(false);
if (empty($primaryKey)) {
$primaryKey = $mapper::create($obj);
}
return $primaryKey;
}
return $obj;
}
/**
* Create relation table entry
*
@ -858,6 +909,44 @@ class DataMapperAbstract implements DataMapperInterface
}
}
/**
* Populate data.
*
* @param mixed $obj Object to add the relations to
*
* @return mixed
*
* @todo accept reflection class as parameter
*
* @since 1.0.0
* @author Dennis Eichhorn <d.eichhorn@oms.com>
*/
public static function populateBelongsTo(&$obj)
{
$reflectionClass = new \ReflectionClass(get_class($obj));
foreach (static::$belongsTo as $member => $one) {
// todo: is that if necessary? performance is suffering for sure!
if ($reflectionClass->hasProperty($member)) {
$reflectionProperty = $reflectionClass->getProperty($member);
if (!($accessible = $reflectionProperty->isPublic())) {
$reflectionProperty->setAccessible(true);
}
/** @var DataMapperAbstract $mapper */
$mapper = static::$belongsTo[$member]['mapper'];
$value = $mapper::get($reflectionProperty->getValue($obj));
$reflectionProperty->setValue($obj, $value);
if (!$accessible) {
$reflectionProperty->setAccessible(false);
}
}
}
}
/**
* Populate data.
*
@ -938,7 +1027,6 @@ class DataMapperAbstract implements DataMapperInterface
}
self::fillRelations($obj, $relations);
self::clear();
return count($obj) === 1 ? reset($obj) : $obj;
@ -1090,6 +1178,7 @@ class DataMapperAbstract implements DataMapperInterface
$hasMany = count(static::$hasMany) > 0;
$hasOne = count(static::$hasOne) > 0;
$ownsOne = count(static::$ownsOne) > 0;
$belongsTo = count(static::$belongsTo) > 0;
if ($relations !== RelationType::NONE && ($hasMany || $hasOne || $ownsOne)) {
foreach ($obj as $key => $value) {
@ -1106,6 +1195,10 @@ class DataMapperAbstract implements DataMapperInterface
if ($ownsOne) {
self::populateOwnsOne($obj[$key]);
}
if ($belongsTo) {
self::populateBelongsTo($obj[$key]);
}
}
}
}