124 lines
3.2 KiB
PHP
124 lines
3.2 KiB
PHP
<?php
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namespace Deblan\CsvValidator;
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use Deblan\Csv\CsvParser;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\Validator\LegacyValidator;
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use Symfony\Component\Validator\ConstraintViolationList;
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class Validator
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{
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protected $parser;
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protected $validator;
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protected $fieldsConstraints = [];
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protected $dataConstraints = [];
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protected $hasValidate = false;
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protected $errors = [];
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public function __construct(CsvParser $parser, LegacyValidator $validator)
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{
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$this->parser = $parser;
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$this->parser->parse();
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$this->validator = $validator;
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}
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public function addFieldConstraint($key, Constraint $constraint)
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{
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if (!array_key_exists($key, $this->fieldsConstraints)) {
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$this->fieldsConstraints[$key] = [];
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}
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$this->fieldsConstraints[$key][] = $constraint;
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return $this;
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}
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public function addDataContraint(Constraint $constraint)
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{
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$this->dataConstraints[] = $constraint;
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return $this;
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}
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public function validate()
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{
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if ($this->hasValidate) {
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return;
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}
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foreach ($this->parser->getDatas() as $line => $data) {
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foreach ($this->dataConstraints as $constraint) {
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$violations = $this->validator->validateValue($data, $constraint);
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$this->mergeViolationsMessages($violations, $line);
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}
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foreach ($this->fieldsConstraints as $key => $constraints) {
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if (!isset($data[$key])) {
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$this->mergeErrorMessage(sprintf('Field "%s" does not exist.', $key + 1), $line, $key);
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} else {
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foreach ($constraints as $constraint) {
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$violations = $this->validator->validateValue($data[$key], $constraint);
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$this->mergeViolationsMessages($violations, $line, $key);
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}
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}
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}
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}
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$this->hasValidate = true;
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}
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protected function mergeViolationsMessages(ConstraintViolationList $violations, $line, $key = null)
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{
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if (!array_key_exists($line, $this->errors)) {
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$this->errors[$line] = [];
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}
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if (is_int($key)) {
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$key++;
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}
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foreach ($violations as $violation) {
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$message = sprintf('Line %d%s: %s', $line + 1, $key !== null ? ', field '.($key) : '', $violation->getMessage());
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$this->errors[$line][] = $message;
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}
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}
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protected function mergeErrorMessage($message, $line, $key = null)
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{
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if (!array_key_exists($line, $this->errors)) {
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$this->errors[$line] = [];
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}
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if (is_int($key)) {
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$key++;
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}
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$message = sprintf('Line %d%s: %s', $line + 1, $key !== null ? ', field '.($key) : '', $message);
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$this->errors[$line][] = $message;
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}
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public function isValid()
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{
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if (!$this->hasValidate) {
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throw new \RuntimeException('You must validate before.');
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}
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return empty($this->errors);
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}
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public function getErrors()
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{
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return $this->errors;
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}
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}
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