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Direktori : /home/serb/www/api/src/Services/
Current File : /home/serb/www/api/src/Services/AbstractService.php
<?php

namespace Mar\Services;

use \Slim\Slim,
	Mar\Collections\JsonCollection;

/**
* Abstract Service
*/
abstract class AbstractService 
{

	protected $_app;
	protected $_config;

	private static $_resource;

	public function __construct(Slim $app)
	{
		if (!isset($this->_configSection)) {
			throw new \Exception('There\'s no configuration section configured.');
		}

		if (!isset($app->settings[$this->_configSection])) {
		 	throw new \Exception('There\'s no configuration for the selected section.');
		}

		$this->_app = $app;
		$this->_config = $this->_app->settings[$this->_configSection];

		if (!isset($this->_config['fields'])) {
			$this->_config['fields'] = [];
		}
	}

	protected function resource() {
		if (!is_object(self::$_resource)) {
			$db = $this->_app->settings['database'];
			self::$_resource = new \PDO("mysql:host={$db['hostname']};dbname={$db['database']};charset=utf8", $db['username'], $db['password']);
		}

		return self::$_resource;
	}

	protected function query($sql, $params = array()) {
		try {
			$stmt = $this->resource()->query($sql);
			$data = $stmt->fetchAll(\PDO::FETCH_ASSOC);
			$data = new JsonCollection($data, $this->_app, $this->_config['fields']);
		} catch(\PDOException $ex) {
			var_dump($ex->getMessage());
		}
		return $data;
	}

	public function findAll() {
		return $this->query($this->_config['queries']['index']);
	}
}
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