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Direktori : /home2/selectio/www/a1tex.in/vendor/egulias/email-validator/src/Parser/ |
Current File : /home2/selectio/www/a1tex.in/vendor/egulias/email-validator/src/Parser/Parser.php |
<?php namespace Egulias\EmailValidator\Parser; use Egulias\EmailValidator\EmailLexer; use Egulias\EmailValidator\Exception\AtextAfterCFWS; use Egulias\EmailValidator\Exception\ConsecutiveDot; use Egulias\EmailValidator\Exception\CRLFAtTheEnd; use Egulias\EmailValidator\Exception\CRLFX2; use Egulias\EmailValidator\Exception\CRNoLF; use Egulias\EmailValidator\Exception\ExpectingQPair; use Egulias\EmailValidator\Exception\ExpectingATEXT; use Egulias\EmailValidator\Exception\ExpectingCTEXT; use Egulias\EmailValidator\Exception\UnclosedComment; use Egulias\EmailValidator\Exception\UnclosedQuotedString; use Egulias\EmailValidator\Warning\CFWSNearAt; use Egulias\EmailValidator\Warning\CFWSWithFWS; use Egulias\EmailValidator\Warning\Comment; use Egulias\EmailValidator\Warning\QuotedPart; use Egulias\EmailValidator\Warning\QuotedString; abstract class Parser { /** * @var array */ protected $warnings = []; /** * @var EmailLexer */ protected $lexer; /** * @var int */ protected $openedParenthesis = 0; public function __construct(EmailLexer $lexer) { $this->lexer = $lexer; } /** * @return \Egulias\EmailValidator\Warning\Warning[] */ public function getWarnings() { return $this->warnings; } /** * @param string $str */ abstract public function parse($str); /** @return int */ public function getOpenedParenthesis() { return $this->openedParenthesis; } /** * validateQuotedPair */ protected function validateQuotedPair() { if (!($this->lexer->token['type'] === EmailLexer::INVALID || $this->lexer->token['type'] === EmailLexer::C_DEL)) { throw new ExpectingQPair(); } $this->warnings[QuotedPart::CODE] = new QuotedPart($this->lexer->getPrevious()['type'], $this->lexer->token['type']); } protected function parseComments() { $this->openedParenthesis = 1; $this->isUnclosedComment(); $this->warnings[Comment::CODE] = new Comment(); while (!$this->lexer->isNextToken(EmailLexer::S_CLOSEPARENTHESIS)) { if ($this->lexer->isNextToken(EmailLexer::S_OPENPARENTHESIS)) { $this->openedParenthesis++; } $this->warnEscaping(); $this->lexer->moveNext(); } $this->lexer->moveNext(); if ($this->lexer->isNextTokenAny(array(EmailLexer::GENERIC, EmailLexer::S_EMPTY))) { throw new ExpectingATEXT(); } if ($this->lexer->isNextToken(EmailLexer::S_AT)) { $this->warnings[CFWSNearAt::CODE] = new CFWSNearAt(); } } /** * @return bool */ protected function isUnclosedComment() { try { $this->lexer->find(EmailLexer::S_CLOSEPARENTHESIS); return true; } catch (\RuntimeException $e) { throw new UnclosedComment(); } } protected function parseFWS() { $previous = $this->lexer->getPrevious(); $this->checkCRLFInFWS(); if ($this->lexer->token['type'] === EmailLexer::S_CR) { throw new CRNoLF(); } if ($this->lexer->isNextToken(EmailLexer::GENERIC) && $previous['type'] !== EmailLexer::S_AT) { throw new AtextAfterCFWS(); } if ($this->lexer->token['type'] === EmailLexer::S_LF || $this->lexer->token['type'] === EmailLexer::C_NUL) { throw new ExpectingCTEXT(); } if ($this->lexer->isNextToken(EmailLexer::S_AT) || $previous['type'] === EmailLexer::S_AT) { $this->warnings[CFWSNearAt::CODE] = new CFWSNearAt(); } else { $this->warnings[CFWSWithFWS::CODE] = new CFWSWithFWS(); } } protected function checkConsecutiveDots() { if ($this->lexer->token['type'] === EmailLexer::S_DOT && $this->lexer->isNextToken(EmailLexer::S_DOT)) { throw new ConsecutiveDot(); } } /** * @return bool */ protected function isFWS() { if ($this->escaped()) { return false; } if ($this->lexer->token['type'] === EmailLexer::S_SP || $this->lexer->token['type'] === EmailLexer::S_HTAB || $this->lexer->token['type'] === EmailLexer::S_CR || $this->lexer->token['type'] === EmailLexer::S_LF || $this->lexer->token['type'] === EmailLexer::CRLF ) { return true; } return false; } /** * @return bool */ protected function escaped() { $previous = $this->lexer->getPrevious(); if ($previous && $previous['type'] === EmailLexer::S_BACKSLASH && $this->lexer->token['type'] !== EmailLexer::GENERIC ) { return true; } return false; } /** * @return bool */ protected function warnEscaping() { if ($this->lexer->token['type'] !== EmailLexer::S_BACKSLASH) { return false; } if ($this->lexer->isNextToken(EmailLexer::GENERIC)) { throw new ExpectingATEXT(); } if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB, EmailLexer::C_DEL))) { return false; } $this->warnings[QuotedPart::CODE] = new QuotedPart($this->lexer->getPrevious()['type'], $this->lexer->token['type']); return true; } /** * @param bool $hasClosingQuote * * @return bool */ protected function checkDQUOTE($hasClosingQuote) { if ($this->lexer->token['type'] !== EmailLexer::S_DQUOTE) { return $hasClosingQuote; } if ($hasClosingQuote) { return $hasClosingQuote; } $previous = $this->lexer->getPrevious(); if ($this->lexer->isNextToken(EmailLexer::GENERIC) && $previous['type'] === EmailLexer::GENERIC) { throw new ExpectingATEXT(); } try { $this->lexer->find(EmailLexer::S_DQUOTE); $hasClosingQuote = true; } catch (\Exception $e) { throw new UnclosedQuotedString(); } $this->warnings[QuotedString::CODE] = new QuotedString($previous['value'], $this->lexer->token['value']); return $hasClosingQuote; } protected function checkCRLFInFWS() { if ($this->lexer->token['type'] !== EmailLexer::CRLF) { return; } if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB))) { throw new CRLFX2(); } if (!$this->lexer->isNextTokenAny(array(EmailLexer::S_SP, EmailLexer::S_HTAB))) { throw new CRLFAtTheEnd(); } } }