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<?php |
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/** |
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* Copyright (c) 2018 - present |
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* Google Maps PHP - AbstractObject.php |
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* author: Roberto Belotti - [email protected] |
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* web : robertobelotti.com, github.com/biscolab |
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* Initial version created on: 5/9/2018 |
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* MIT license: https://github.com/biscolab/google-maps-php/blob/master/LICENSE |
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*/ |
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namespace Biscolab\GoogleMaps\Abstracts; |
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use Biscolab\GoogleMaps\Exception\Exception; |
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use function Biscolab\GoogleMaps\camel2Snake; |
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/** |
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* Class AbstractObject |
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* @package Biscolab\GoogleMaps\Abstracts |
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*/ |
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abstract class AbstractObject |
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{ |
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/** |
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* @var array |
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*/ |
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protected $typeCheck = []; |
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/** |
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* @var array |
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*/ |
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protected $required = []; |
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/** |
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* @var array |
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*/ |
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protected $errors = []; |
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/** |
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* AbstractObject constructor. |
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* |
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* @param array $args |
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*/ |
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public function __construct(?array $args = []) |
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{ |
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if (is_null($args)) { |
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$args = []; |
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} |
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$this->setArgs($args); |
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} |
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/** |
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* @param array $args |
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* |
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* @throws Exception |
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*/ |
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protected function setArgs(array $args) |
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{ |
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foreach ($this->typeCheck as $field_name => $field_type) { |
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if (empty($args[$field_name]) || is_null($args[$field_name])) { |
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if ($this->isFieldRequired($field_name)) { |
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$this->addError('Missing "' . $field_name . '" in ' . static::class); |
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} |
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} else { |
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$this->$field_name = $this->parseFieldValue($field_type, $args[$field_name]); |
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} |
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} |
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$this->throwErrors(); |
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} |
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/** |
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* @param string $field_name |
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* |
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* @return bool |
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*/ |
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protected function isFieldRequired(string $field_name): bool |
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{ |
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return in_array($field_name, $this->required); |
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} |
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/** |
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* @param string $error |
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* |
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* @return array |
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*/ |
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protected function addError(string $error): array |
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{ |
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array_push($this->errors, $error); |
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return $this->errors; |
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} |
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/** |
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* @param string $field_type |
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* @param string $field_value |
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* |
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* @return mixed |
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*/ |
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protected function parseFieldValue(string $field_type, $field_value) |
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{ |
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switch ($field_type) { |
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case 'string': |
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case 'int': |
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case 'float': |
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case 'array': |
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case 'json': |
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return $field_value; |
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default: |
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return ($field_value instanceof $field_type) ? $field_value : new $field_type($field_value); |
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} |
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} |
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/** |
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* @throws Exception |
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*/ |
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protected function throwErrors() |
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{ |
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if (count($this->errors)) { |
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throw new Exception(implode(', ', $this->errors)); |
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} |
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} |
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/** |
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* @return string |
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*/ |
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public function toJson(): string |
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{ |
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return json_encode($this->toArray()); |
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} |
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/** |
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* @return array |
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*/ |
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public function toArray(): array |
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{ |
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$fields = get_object_vars($this); |
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foreach ($fields as $field_name => $field_value) { |
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if (!is_scalar($field_value) && method_exists($field_value, 'toJson')) { |
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$fields[$field_name] = $field_value->toArray(); |
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} |
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} |
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return $fields; |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return implode(',', $this->toArray()); |
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} |
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/** |
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* @param $name |
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* @param $arguments |
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* |
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* @return mixed |
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*/ |
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public function __call($name, $arguments) |
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{ |
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preg_match('/(?<=(g|s)et)([A-Za-z0-9])\w+/', $name, $match); |
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$camel_field = (empty($match[0])) ? '' : $match[0]; |
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$snake_field = $this->getFieldName($camel_field); |
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$field_type = (empty($this->typeCheck[$snake_field])) ? null : $this->typeCheck[$snake_field]; |
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if (!empty($match[1]) && $field_type) { |
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switch ($match[1]) { |
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case 's': |
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return $this->$snake_field = $this->parseFieldValue($field_type, current($arguments)); |
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case 'g': |
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return $this->$snake_field; |
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} |
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} |
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} |
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/** |
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* @param string $initial_field_name |
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* |
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* @return string |
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*/ |
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protected function getFieldName(string $initial_field_name): string |
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{ |
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return camel2Snake($initial_field_name); |
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} |
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} |