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<?php |
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namespace Coduo\PHPMatcher\Matcher; |
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use Coduo\PHPMatcher\Matcher\Pattern\Assert\Json; |
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final class JsonMatcher extends Matcher |
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{ |
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/** |
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* @var |
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*/ |
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private $matcher; |
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/** |
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* @param ValueMatcher $matcher |
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*/ |
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public function __construct(ValueMatcher $matcher) |
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{ |
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$this->matcher = $matcher; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function match($value, $pattern) |
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{ |
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if (parent::match($value, $pattern)) { |
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return true; |
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} |
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if (!Json::isValid($value)) { |
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$this->error = sprintf("Invalid given JSON of value. %s", $this->getErrorMessage()); |
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return false; |
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} |
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if (!Json::isValidPattern($pattern) ) { |
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$this->error = sprintf("Invalid given JSON of pattern. %s", $this->getErrorMessage()); |
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return false; |
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} |
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$transformedPattern = Json::transformPattern($pattern); |
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$match = $this->matcher->match(json_decode($value, true), json_decode($transformedPattern, true)); |
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if (!$match) { |
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$this->error = $this->matcher->getError(); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function canMatch($pattern) |
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{ |
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return Json::isValidPattern($pattern); |
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} |
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private function getErrorMessage() |
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{ |
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switch(json_last_error()) { |
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case JSON_ERROR_DEPTH: |
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return 'Maximum stack depth exceeded'; |
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case JSON_ERROR_STATE_MISMATCH: |
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return 'Underflow or the modes mismatch'; |
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case JSON_ERROR_CTRL_CHAR: |
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return 'Unexpected control character found'; |
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case JSON_ERROR_SYNTAX: |
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return 'Syntax error, malformed JSON'; |
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case JSON_ERROR_UTF8: |
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return 'Malformed UTF-8 characters, possibly incorrectly encoded'; |
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default: |
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return 'Unknown error'; |
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} |
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} |
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} |
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coduo /
php-matcher
