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ExtendedDataModel.php
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132 lines (118 loc) · 3.52 KB
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<?php
namespace ItvisionSy\SimpleORM;
/**
* Description of ExtendedDataModel
*
* @author muhannad
*/
abstract class ExtendedDataModel extends DataModel {
protected $cache = [];
protected static $staticCache = [];
/**
*
* @param string $key
* @param scalar|mixed $value
* @return $this
*/
protected function cache($key, $value) {
$this->cache[$key] = $value;
return $this;
}
/**
*
* @param string $key
* @return boolean
*/
protected function isCached($key) {
return array_key_exists($key, $this->cache);
}
/**
*
* @param string $key
* @param mixed $default
* @return mixed
*/
protected function cached($key, $default = null) {
return $this->isCached($key) ? $this->cache[$key] : $default;
}
/**
*
* @param tring $key
* @param \callable $value
* @return mixed
*/
protected function cachedOrCache($key, callable $value) {
if (!$this->isCached($key)) {
$this->cache($key, $value());
}
return $this->cached($key);
}
/**
*
*/
protected static function assertStaticCacheExists() {
if (!array_key_exists(get_called_class(), static::$staticCache)) {
static::$staticCache[get_called_class()] = [];
}
}
/**
*
* @param string $key
* @param scalar|mixed $value
* @return $this
*/
protected static function staticCache($key, $value) {
static::assertStaticCacheExists();
static::$staticCache[get_called_class()][$key] = $value;
return $this;
}
/**
*
* @param string $key
* @return boolean
*/
protected static function staticIsCached($key) {
static::assertStaticCacheExists();
return array_key_exists($key, static::$staticCache[get_called_class()]);
}
/**
*
* @param string $key
* @param mixed $default
* @return mixed
*/
protected static function staticCached($key, $default = null) {
static::assertStaticCacheExists();
return static::$staticIsCached($key) ? static::$staticCache[get_called_class()][$key] : $default;
}
/**
*
* @param string $key
* @param \callable $value
* @return mixed
*/
protected static function staticCachedOrCache($key, callable $value) {
if (!static::staticIsCached($key)) {
static::staticCache($key, $value());
}
return static::staticCached($key);
}
/**
*
* @param string $modelClass
* @param string $localKey
* @param string $foreignKey
* @param string $fetchMode
* @param boolean $forceReload
* @param string $key
* @param string $extraQuery
* @param array $extraParams
* @return ExtendedDataModel|ExtendedDataModel[]|array|self|self[]|static|static[]
*/
protected function loadRelation($modelClass, $localKey, $foreignKey, $fetchMode = self::FETCH_MANY, $forceReload = false, $key = null, $extraQuery = null, array $extraParams = []) {
$key = 'fk__' . ($key ?: $modelClass . $localKey . $foreignKey . $fetchMode);
return $this->cachedOrCache($key, function() use($modelClass, $localKey, $foreignKey, $fetchMode, $extraQuery, $extraParams) {
return call_user_func_array([$modelClass, "sql"], ["SELECT * FROM :table WHERE {$foreignKey}=?" . ($extraQuery ? " {$extraQuery}" : ""), $fetchMode, array_merge([$this->$localKey], $extraParams)]);
});
}
}