178 lines
4.5 KiB
PHP
178 lines
4.5 KiB
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: exodus4d
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* Date: 16.02.15
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* Time: 22:11
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*/
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namespace Model;
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use Exception;
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class BasicModel extends \DB\Cortex{
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protected $db = 'DB';
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/**
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* field validation array
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* @var array
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*/
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protected $validate = [];
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/**
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* overwrites magic __set() mainly used for validation
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* @param string $col
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* @param \scalar $val
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* @return mixed|void
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* @throws \Exception\ValidationException
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*/
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public function __set($col, $val){
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// never set updated field
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if($col == 'updated'){
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return;
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}
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// trim all values
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if(is_string($val)){
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$val = trim($val);
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}
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$valid = $this->_validateField($col, $val);
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if(!$valid){
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throw new Exception\ValidationException('Field validation: "' . $this->table . '->' . $col . '" not valid', Exception\BaseException::VALIDATION_FAILED);
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}else{
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parent::__set($col, $val);
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}
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}
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/**
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* validates a table column based on validation settings
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* @param $col
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* @param $val
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* @return bool
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*/
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private function _validateField($col, $val){
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$valid = true;
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if(array_key_exists($col, $this->validate)){
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$fieldValidationOptions = $this->validate[$col];
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foreach($fieldValidationOptions as $validateKey => $validateOption ){
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if(is_array($fieldValidationOptions[$validateKey])){
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$fieldSubValidationOptions = $fieldValidationOptions[$validateKey];
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foreach($fieldSubValidationOptions as $validateSubKey => $validateSubOption ){
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switch($validateKey){
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case 'length':
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switch($validateSubKey){
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case 'min';
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if(strlen($val) < $validateSubOption){
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$valid = false;
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}
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break;
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case 'max';
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if(strlen($val) > $validateSubOption){
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$valid = false;
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}
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break;
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}
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break;
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}
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}
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}else{
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switch($validateKey){
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case 'regex':
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$valid = (bool)preg_match($fieldValidationOptions[$validateKey], $val);
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break;
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}
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}
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// a validation rule failed
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if(!$valid){
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break;
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}
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}
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}
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return $valid;
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}
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/**
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* get single dataSet by id
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* @param $id
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* @return array|FALSE
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*/
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public function getById($id) {
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return $this->getByForeignKey('id', (int)$id, array('limit' => 1));
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}
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/**
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* get dataSet by foreign column
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* @param $key
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* @param $id
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* @param $options
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* @return array|FALSE
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*/
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public function getByForeignKey($key, $id, $options = array()){
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$querySet = [];
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$query = [];
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if($this->exists($key)){
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$query[] = $key . " = :" . $key;
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$querySet[':' . $key] = $id;
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}
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// check active column
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if($this->exists('active')){
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$query[] = "active = :active";
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$querySet[':active'] = 1;
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}
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array_unshift($querySet, implode(' AND ', $query));
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return $this->load( $querySet, $options );
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}
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/**
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* get multiple model obj that have an 1->m relation to this model
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* @param $model
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* @param $foreignKey
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* @return mixed
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*/
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public function getRelatedModels($model, $foreignKey){
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$model = self::getNew($model);
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$relatedModels = $model->find(array($foreignKey . ' = ? AND active = 1', $this->id), null, 10);
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return $relatedModels;
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}
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/**
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* factory for all Models
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* @param $model
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* @return null
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* @throws \Exception
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*/
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public static function getNew($model){
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$class = null;
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$model = '\\' . __NAMESPACE__ . '\\' . $model;
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if(class_exists($model)){
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$class = new $model();
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}else{
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throw new \Exception('No model class found');
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}
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return $class;
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}
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}
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