Validation::validate() - Code Metrics - Inspection of "refactor: decompose validate method to reduce comp..." - giovannialo/data-validation - Measure and Improve Code Quality continuously with Scrutinizer

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by Giovanni A. L.

created 2023-09-01 19:57 UTC

Validation::validate() A

↳ Parent: Validation

Complexity

Conditions	4
Paths	3

Size

Total Lines	17
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	0	Features	0

Metric	Value
cc	4
eloc	8
c	2
b	0
f	0
nc	3
nop	2
dl	0
loc	17
rs	10

<?php

namespace GiovanniALO\DataValidation;

use GiovanniALO\DataValidation\Repository\DataRepository;
use GiovanniALO\DataValidation\Router\RouterInterface;

class Validation
{
    /**
     * @var Validation
     */
    private static Validation $instance;

    /**
     * @param  RouterInterface|null  $router
     * @param  DataRepository|null  $repository
     * @param  array  $data
     * @param  array  $errors
     */
    private function __construct(
        private ?RouterInterface $router,
        private ?DataRepository $repository,
        private array $data = [],
        private array $errors = []
    ) {
    }

    /**
     * @param  RouterInterface|null  $router
     * @param  DataRepository|null  $repository
     * @return void
     */
    public static function init(
        ?RouterInterface $router = null,
        ?DataRepository $repository = null
    ): void {
        self::$instance = new Validation($router, $repository);
    }

    /**
     * @param  array  $rules
     * @param  array  $data
     * @return void
     */
    public static function validate(array $rules, array $data = []): void
    {
        self::$instance->prepareData($data);

        foreach ($rules as $field => $ruleDefinitions) {
            $parsedRules = self::$instance->parseRules($ruleDefinitions);

            $value = self::$instance->data[$field] ?? '';

            if (!$value && !self::$instance->isRequired($parsedRules)) {
                continue;
            }

            self::$instance->applyFilters($field, $value, $parsedRules);
        }

        self::$instance->render();
    }

    /**
     * @param  array  $data
     * @return void
     */
    private function prepareData(array $data): void
    {
        if ($this->router) {
            self::$instance->data = self::$instance?->router?->data() ?? [];
        } else {
            self::$instance->data = $data;
        }
    }

    /**
     * @param  array|string  $ruleDefinitions
     * @return array
     */
    private function parseRules(array|string $ruleDefinitions): array
    {
        return is_array($ruleDefinitions)

            ? $ruleDefinitions
            : explode('|', $ruleDefinitions);
    }

    /**
     * @param  array  $parsedRules
     * @return bool
     */
    private function isRequired(array $parsedRules): bool
    {
        return in_array('required', $parsedRules);
    }

    /**
     * @param  string  $field
     * @param  mixed  $value
     * @param  array  $parsedRules
     * @return void
     */
    private function applyFilters(
        string $field,
        mixed $value,
        array $parsedRules
    ): void {
        foreach ($parsedRules as $filter) {
            $params = '';

            if (strpos($filter, ':')) {
                [$filter, $params] = explode(':', $filter);
            }

            self::$instance->$filter($field, $value, $params);

            if (!$value && $filter == 'required') {
                break;
            }
        }
    }

    /**
     * @param  string  $field
     * @param $value
     * @return void
     */
    private function string(string $field, $value): void
    {
        if (!is_string($value)) {
            $this->errors[$field][] = 'Deve ser uma string';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function integer(string $field, string $value): void
    {
        if (!filter_var($value, FILTER_VALIDATE_INT)) {
            $this->errors[$field][] = 'Deve ser um número inteiro';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function float(string $field, string $value): void
    {
        if (!filter_var($value, FILTER_VALIDATE_FLOAT)) {
            $this->errors[$field][] = 'Deve ser um número decimal';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function boolean(string $field, string $value): void
    {
        if (!filter_var($value, FILTER_VALIDATE_BOOLEAN)) {
            $this->errors[$field][] = 'Deve ser um valor booleano';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function date(string $field, string $value): void
    {
        if (!strtotime($value)) {
            $this->errors[$field][] = 'Deve ser uma data válida';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function url(string $field, string $value): void
    {
        if (!filter_var($value, FILTER_VALIDATE_URL)) {
            $this->errors[$field][] = 'Deve ser uma URL válida';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function required(string $field, string $value): void
    {
        if (!$value) {
            $this->errors[$field][] = 'É obrigatório';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function email(string $field, string $value): void
    {
        if (!filter_var($value, FILTER_VALIDATE_EMAIL)) {
            $this->errors[$field][] = 'Deve ser um endereço de e-mail válido';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @param  int  $length
     * @return void
     */
    private function min(string $field, string $value, int $length): void
    {
        if (strlen($value) < $length) {
            $this->errors[$field][] = 'Deve conter pelo menos '.$length.' caracteres';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @param  int  $length
     * @return void
     */
    private function max(string $field, string $value, int $length): void
    {
        if (strlen($value) > $length) {
            $this->errors[$field][] = 'Deve conter no máximo '.$length.' caracteres';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function password(string $field, string $value): void
    {
        if (!preg_match('/^(?=.[a-z])(?=.[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$/', $value)) {
            $this->errors[$field][] = 'Deve conter pelo menos 8 caracteres, uma'.
                ' letra maiúscula, uma letra minúscula e um número';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @return void
     */
    private function confirmation(string $field, string $value): void
    {
        if (!isset($this->data[$field.'_confirmation'])) {
            $this->errors[$field][] = 'A confirmação é obrigatória';
        } elseif ($value != $this->data[$field.'_confirmation']) {
            $this->errors[$field][] = 'A confirmação não confere';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @param  string  $str
     * @return void
     */
    private function unique(string $field, string $value, string $str): void
    {
        if ($this->findInDatabase($value, $str)) {
            $this->errors[$field][] = 'Já está em uso';
        }
    }

    /**
     * @param  string  $field
     * @param  string  $value
     * @param  string  $str
     * @return void
     */
    private function exists(string $field, string $value, string $str): void
    {
        if (!$this->findInDatabase($value, $str)) {
            $this->errors[$field][] = 'Não existe no banco de dados';
        }
    }

    /**
     * @param  string  $value
     * @param  string  $str
     * @return object|null
     */
    private function findInDatabase(string $value, string $str): ?object
    {
        [$namespace, $column] = explode(',', $str);

        return $this?->repository?->find(
            $namespace,
            "{$column} = :{$column}",
            [$column => $value]
        );
    }

    /**
     * @return void
     */
    private function render(): void
    {
        if (count($this->errors)) {
            http_response_code(400);

            echo json_encode(['errors' => $this->errors]);

            exit;

        }
    }
}


1			<?php
2
3			namespace GiovanniALO\DataValidation;
4
5			use GiovanniALO\DataValidation\Repository\DataRepository;
6			use GiovanniALO\DataValidation\Router\RouterInterface;
7
8			class Validation
9			{
10			/**
11			* @var Validation
12			*/
13			private static Validation $instance;
14
15			/**
16			* @param RouterInterface\|null $router
17			* @param DataRepository\|null $repository
18			* @param array $data
19			* @param array $errors
20			*/
21			private function __construct(
22			private ?RouterInterface $router,
23			private ?DataRepository $repository,
24			private array $data = [],
25			private array $errors = []
26			) {
27			}
28
29			/**
30			* @param RouterInterface\|null $router
31			* @param DataRepository\|null $repository
32			* @return void
33			*/
34			public static function init(
35			?RouterInterface $router = null,
36			?DataRepository $repository = null
37			): void {
38			self::$instance = new Validation($router, $repository);
39			}
40
41			/**
42			* @param array $rules
43			* @param array $data
44			* @return void
45			*/
46			public static function validate(array $rules, array $data = []): void
47			{
48			self::$instance->prepareData($data);
49
50			foreach ($rules as $field => $ruleDefinitions) {
51			$parsedRules = self::$instance->parseRules($ruleDefinitions);
52
53			$value = self::$instance->data[$field] ?? '';
54
55			if (!$value && !self::$instance->isRequired($parsedRules)) {
56			continue;
57			}
58
59			self::$instance->applyFilters($field, $value, $parsedRules);
60			}
61
62			self::$instance->render();
63			}
64
65			/**
66			* @param array $data
67			* @return void
68			*/
69			private function prepareData(array $data): void
70			{
71			if ($this->router) {
72			self::$instance->data = self::$instance?->router?->data() ?? [];
73			} else {
74			self::$instance->data = $data;
75			}
76			}
77
78			/**
79			* @param array\|string $ruleDefinitions
80			* @return array
81			*/
82			private function parseRules(array\|string $ruleDefinitions): array
83			{
84			return is_array($ruleDefinitions)
			0 ignored issues – show introduced 2023-09-01 19:58 UTC by Report Bug Copy Issue Report The condition `is_array($ruleDefinitions)` is always `true`. Loading history...
85			? $ruleDefinitions
86			: explode('\|', $ruleDefinitions);
87			}
88
89			/**
90			* @param array $parsedRules
91			* @return bool
92			*/
93			private function isRequired(array $parsedRules): bool
94			{
95			return in_array('required', $parsedRules);
96			}
97
98			/**
99			* @param string $field
100			* @param mixed $value
101			* @param array $parsedRules
102			* @return void
103			*/
104			private function applyFilters(
105			string $field,
106			mixed $value,
107			array $parsedRules
108			): void {
109			foreach ($parsedRules as $filter) {
110			$params = '';
111
112			if (strpos($filter, ':')) {
113			[$filter, $params] = explode(':', $filter);
114			}
115
116			self::$instance->$filter($field, $value, $params);
117
118			if (!$value && $filter == 'required') {
119			break;
120			}
121			}
122			}
123
124			/**
125			* @param string $field
126			* @param $value
127			* @return void
128			*/
129			private function string(string $field, $value): void
130			{
131			if (!is_string($value)) {
132			$this->errors[$field][] = 'Deve ser uma string';
133			}
134			}
135
136			/**
137			* @param string $field
138			* @param string $value
139			* @return void
140			*/
141			private function integer(string $field, string $value): void
142			{
143			if (!filter_var($value, FILTER_VALIDATE_INT)) {
144			$this->errors[$field][] = 'Deve ser um número inteiro';
145			}
146			}
147
148			/**
149			* @param string $field
150			* @param string $value
151			* @return void
152			*/
153			private function float(string $field, string $value): void
154			{
155			if (!filter_var($value, FILTER_VALIDATE_FLOAT)) {
156			$this->errors[$field][] = 'Deve ser um número decimal';
157			}
158			}
159
160			/**
161			* @param string $field
162			* @param string $value
163			* @return void
164			*/
165			private function boolean(string $field, string $value): void
166			{
167			if (!filter_var($value, FILTER_VALIDATE_BOOLEAN)) {
168			$this->errors[$field][] = 'Deve ser um valor booleano';
169			}
170			}
171
172			/**
173			* @param string $field
174			* @param string $value
175			* @return void
176			*/
177			private function date(string $field, string $value): void
178			{
179			if (!strtotime($value)) {
180			$this->errors[$field][] = 'Deve ser uma data válida';
181			}
182			}
183
184			/**
185			* @param string $field
186			* @param string $value
187			* @return void
188			*/
189			private function url(string $field, string $value): void
190			{
191			if (!filter_var($value, FILTER_VALIDATE_URL)) {
192			$this->errors[$field][] = 'Deve ser uma URL válida';
193			}
194			}
195
196			/**
197			* @param string $field
198			* @param string $value
199			* @return void
200			*/
201			private function required(string $field, string $value): void
202			{
203			if (!$value) {
204			$this->errors[$field][] = 'É obrigatório';
205			}
206			}
207
208			/**
209			* @param string $field
210			* @param string $value
211			* @return void
212			*/
213			private function email(string $field, string $value): void
214			{
215			if (!filter_var($value, FILTER_VALIDATE_EMAIL)) {
216			$this->errors[$field][] = 'Deve ser um endereço de e-mail válido';
217			}
218			}
219
220			/**
221			* @param string $field
222			* @param string $value
223			* @param int $length
224			* @return void
225			*/
226			private function min(string $field, string $value, int $length): void
227			{
228			if (strlen($value) < $length) {
229			$this->errors[$field][] = 'Deve conter pelo menos '.$length.' caracteres';
230			}
231			}
232
233			/**
234			* @param string $field
235			* @param string $value
236			* @param int $length
237			* @return void
238			*/
239			private function max(string $field, string $value, int $length): void
240			{
241			if (strlen($value) > $length) {
242			$this->errors[$field][] = 'Deve conter no máximo '.$length.' caracteres';
243			}
244			}
245
246			/**
247			* @param string $field
248			* @param string $value
249			* @return void
250			*/
251			private function password(string $field, string $value): void
252			{
253			if (!preg_match('/^(?=.[a-z])(?=.[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$/', $value)) {
254			$this->errors[$field][] = 'Deve conter pelo menos 8 caracteres, uma'.
255			' letra maiúscula, uma letra minúscula e um número';
256			}
257			}
258
259			/**
260			* @param string $field
261			* @param string $value
262			* @return void
263			*/
264			private function confirmation(string $field, string $value): void
265			{
266			if (!isset($this->data[$field.'_confirmation'])) {
267			$this->errors[$field][] = 'A confirmação é obrigatória';
268			} elseif ($value != $this->data[$field.'_confirmation']) {
269			$this->errors[$field][] = 'A confirmação não confere';
270			}
271			}
272
273			/**
274			* @param string $field
275			* @param string $value
276			* @param string $str
277			* @return void
278			*/
279			private function unique(string $field, string $value, string $str): void
280			{
281			if ($this->findInDatabase($value, $str)) {
282			$this->errors[$field][] = 'Já está em uso';
283			}
284			}
285
286			/**
287			* @param string $field
288			* @param string $value
289			* @param string $str
290			* @return void
291			*/
292			private function exists(string $field, string $value, string $str): void
293			{
294			if (!$this->findInDatabase($value, $str)) {
295			$this->errors[$field][] = 'Não existe no banco de dados';
296			}
297			}
298
299			/**
300			* @param string $value
301			* @param string $str
302			* @return object\|null
303			*/
304			private function findInDatabase(string $value, string $str): ?object
305			{
306			[$namespace, $column] = explode(',', $str);
307
308			return $this?->repository?->find(
309			$namespace,
310			"{$column} = :{$column}",
311			[$column => $value]
312			);
313			}
314
315			/**
316			* @return void
317			*/
318			private function render(): void
319			{
320			if (count($this->errors)) {
321			http_response_code(400);
322
323			echo json_encode(['errors' => $this->errors]);
324
325			exit;
			0 ignored issues – show Best Practice introduced 2023-09-01 07:15 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
326			}
327			}
328			}
329

giovannialo / data-validation

Push — main ( 60d4fa...8f59c9 )

Validation::validate() A

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