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<?php |
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namespace Egulias\EmailValidator\Parser; |
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use Egulias\EmailValidator\EmailLexer; |
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use Egulias\EmailValidator\Result\Result; |
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use Egulias\EmailValidator\Warning\QuotedPart; |
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use Egulias\EmailValidator\Result\InvalidEmail; |
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use Egulias\EmailValidator\Parser\CommentStrategy\CommentStrategy; |
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use Egulias\EmailValidator\Result\Reason\UnclosedComment; |
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use Egulias\EmailValidator\Result\Reason\UnOpenedComment; |
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use Egulias\EmailValidator\Warning\Comment as WarningComment; |
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class Comment extends PartParser |
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{ |
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/** |
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* @var int |
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*/ |
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private $openedParenthesis = 0; |
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/** |
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* @var CommentStrategy |
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*/ |
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private $commentStrategy; |
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public function __construct(EmailLexer $lexer, CommentStrategy $commentStrategy) |
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{ |
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$this->lexer = $lexer; |
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$this->commentStrategy = $commentStrategy; |
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} |
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public function parse() : Result |
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{ |
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if ($this->lexer->token['type'] === EmailLexer::S_OPENPARENTHESIS) { |
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$this->openedParenthesis++; |
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if($this->noClosingParenthesis()) { |
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return new InvalidEmail(new UnclosedComment(), $this->lexer->token['value']); |
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} |
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} |
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if ($this->lexer->token['type'] === EmailLexer::S_CLOSEPARENTHESIS) { |
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return new InvalidEmail(new UnOpenedComment(), $this->lexer->token['value']); |
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} |
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$this->warnings[WarningComment::CODE] = new WarningComment(); |
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$moreTokens = true; |
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while ($this->commentStrategy->exitCondition($this->lexer, $this->openedParenthesis) && $moreTokens){ |
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if ($this->lexer->isNextToken(EmailLexer::S_OPENPARENTHESIS)) { |
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$this->openedParenthesis++; |
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} |
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$this->warnEscaping(); |
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if($this->lexer->isNextToken(EmailLexer::S_CLOSEPARENTHESIS)) { |
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$this->openedParenthesis--; |
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} |
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$moreTokens = $this->lexer->moveNext(); |
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} |
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if($this->openedParenthesis >= 1) { |
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return new InvalidEmail(new UnclosedComment(), $this->lexer->token['value']); |
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} else if ($this->openedParenthesis < 0) { |
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return new InvalidEmail(new UnOpenedComment(), $this->lexer->token['value']); |
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} |
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$finalValidations = $this->commentStrategy->endOfLoopValidations($this->lexer); |
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$this->warnings = array_merge($this->warnings, $this->commentStrategy->getWarnings()); |
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return $finalValidations; |
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} |
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/** |
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* @return bool |
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*/ |
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private function warnEscaping() : bool |
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{ |
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//Backslash found |
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if ($this->lexer->token['type'] !== EmailLexer::S_BACKSLASH) { |
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return false; |
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} |
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if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB, EmailLexer::C_DEL))) { |
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return false; |
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} |
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$this->warnings[QuotedPart::CODE] = |
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new QuotedPart($this->lexer->getPrevious()['type'], $this->lexer->token['type']); |
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return true; |
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} |
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private function noClosingParenthesis() : bool |
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{ |
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try { |
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$this->lexer->find(EmailLexer::S_CLOSEPARENTHESIS); |
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return false; |
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} catch (\RuntimeException $e) { |
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return true; |
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} |
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} |
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} |
egulias /
EmailValidator
