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<?php |
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namespace Epesi\Core\System\Model; |
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use atk4\data\Model; |
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use Epesi\Core\Data\HasEpesiConnection; |
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use Illuminate\Database\Eloquent\Collection; |
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class Variable extends Model |
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{ |
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use HasEpesiConnection; |
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/** |
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* @var Collection |
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*/ |
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private static $variables; |
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public $table = 'variables'; |
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public $strict_types = false; |
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private static function cache() { |
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if(isset(self::$variables)) return; |
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self::$variables = self::pluck('value', 'name'); |
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} |
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protected function init(): void |
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{ |
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parent::init(); |
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$this->addFields([ |
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'name', |
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'value' => ['type' => 'text', 'serialize' => 'json'] |
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]); |
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} |
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public static function recall($name, $default = null) { |
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self::cache(); |
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if (!self::$variables->has($name)) return $default; |
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return self::$variables->get($name, $default) ?? $default; |
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} |
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public static function memorize($name, $value) { |
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$maxLength = 128; |
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if (strlen($name) > $maxLength) { |
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throw new \Exception("Variable name too long. Max length is $maxLength."); |
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} |
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self::cache(); |
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self::$variables->put($name, $value); |
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$variable = self::create()->addCondition('name', $name)->tryLoadAny(); |
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if ($variable->loaded()) { |
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$variable->save(compact('value')); |
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} |
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else { |
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$variable->insert(compact('name', 'value')); |
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} |
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} |
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public static function forget($name, $throwError=true) { |
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self::cache(); |
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if (!self::$variables->has($name) && $throwError) { |
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throw new \Exception('No such variable in database: ' . $name); |
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} |
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self::$variables->forget($name); |
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return self::create()->addCondition('name', $name)->tryLoadAny()->delete(); |
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} |
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} |
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x-systems /
epesi-core
