Chris@0: <?php
Chris@0: 
Chris@0: namespace Egulias\EmailValidator;
Chris@0: 
Chris@0: use Egulias\EmailValidator\Parser\DomainPart;
Chris@0: use Egulias\EmailValidator\Parser\LocalPart;
Chris@0: 
Chris@0: /**
Chris@0:  * EmailParser
Chris@0:  *
Chris@0:  * @author Eduardo Gulias Davis <me@egulias.com>
Chris@0:  */
Chris@0: class EmailParser
Chris@0: {
Chris@0:     const EMAIL_MAX_LENGTH = 254;
Chris@0: 
Chris@0:     protected $warnings = array();
Chris@0:     protected $domainPart = '';
Chris@0:     protected $localPart = '';
Chris@0:     protected $lexer;
Chris@0:     protected $localPartParser;
Chris@0:     protected $domainPartParser;
Chris@0: 
Chris@0:     public function __construct(EmailLexer $lexer)
Chris@0:     {
Chris@0:         $this->lexer = $lexer;
Chris@0:         $this->localPartParser = new LocalPart($this->lexer);
Chris@0:         $this->domainPartParser = new DomainPart($this->lexer);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * @param $str
Chris@0:      * @return array
Chris@0:      */
Chris@0:     public function parse($str)
Chris@0:     {
Chris@0:         $this->lexer->setInput($str);
Chris@0: 
Chris@0:         if (!$this->hasAtToken()) {
Chris@0:             throw new \InvalidArgumentException('ERR_NOLOCALPART');
Chris@0:         }
Chris@0: 
Chris@0: 
Chris@0:         $this->localPartParser->parse($str);
Chris@0:         $this->domainPartParser->parse($str);
Chris@0: 
Chris@0:         $this->setParts($str);
Chris@0: 
Chris@0:         if ($this->lexer->hasInvalidTokens()) {
Chris@0:             throw new \InvalidArgumentException('ERR_INVALID_ATEXT');
Chris@0:         }
Chris@0: 
Chris@0:         return array('local' => $this->localPart, 'domain' => $this->domainPart);
Chris@0:     }
Chris@0: 
Chris@0:     public function getWarnings()
Chris@0:     {
Chris@0:         $localPartWarnings = $this->localPartParser->getWarnings();
Chris@0:         $domainPartWarnings = $this->domainPartParser->getWarnings();
Chris@0: 
Chris@0:         $this->warnings = array_merge($localPartWarnings, $domainPartWarnings);
Chris@0:         $this->addLongEmailWarning($this->localPart, $this->domainPart);
Chris@0: 
Chris@0:         return $this->warnings;
Chris@0:     }
Chris@0: 
Chris@0:     public function getParsedDomainPart()
Chris@0:     {
Chris@0:         return $this->domainPart;
Chris@0:     }
Chris@0: 
Chris@0:     protected function setParts($email)
Chris@0:     {
Chris@0:         $parts = explode('@', $email);
Chris@0:         $this->domainPart = $this->domainPartParser->getDomainPart();
Chris@0:         $this->localPart = $parts[0];
Chris@0:     }
Chris@0: 
Chris@0:     protected function hasAtToken()
Chris@0:     {
Chris@0:         $this->lexer->moveNext();
Chris@0:         $this->lexer->moveNext();
Chris@0:         if ($this->lexer->token['type'] === EmailLexer::S_AT) {
Chris@0:             return false;
Chris@0:         }
Chris@0: 
Chris@0:         return true;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * @param string $localPart
Chris@0:      * @param string $parsedDomainPart
Chris@0:      */
Chris@0:     protected function addLongEmailWarning($localPart, $parsedDomainPart)
Chris@0:     {
Chris@0:         if (strlen($localPart . '@' . $parsedDomainPart) > self::EMAIL_MAX_LENGTH) {
Chris@0:             $this->warnings[] = EmailValidator::RFC5322_TOOLONG;
Chris@0:         }
Chris@0:     }
Chris@0: }