79 lines
1.8 KiB
PHP
79 lines
1.8 KiB
PHP
<?php
|
|
|
|
namespace Egulias\EmailValidator;
|
|
|
|
use Egulias\EmailValidator\Result\Result;
|
|
use Egulias\EmailValidator\Result\ValidEmail;
|
|
use Egulias\EmailValidator\Result\InvalidEmail;
|
|
use Egulias\EmailValidator\Result\Reason\ExpectingATEXT;
|
|
|
|
abstract class Parser
|
|
{
|
|
/**
|
|
* @var Warning\Warning[]
|
|
*/
|
|
protected $warnings = [];
|
|
|
|
/**
|
|
* @var EmailLexer
|
|
*/
|
|
protected $lexer;
|
|
|
|
/**
|
|
* id-left "@" id-right
|
|
*/
|
|
abstract protected function parseRightFromAt() : Result;
|
|
abstract protected function parseLeftFromAt() : Result;
|
|
abstract protected function preLeftParsing() : Result;
|
|
|
|
|
|
public function __construct(EmailLexer $lexer)
|
|
{
|
|
$this->lexer = $lexer;
|
|
}
|
|
|
|
public function parse(string $str) : Result
|
|
{
|
|
$this->lexer->setInput($str);
|
|
|
|
if ($this->lexer->hasInvalidTokens()) {
|
|
return new InvalidEmail(new ExpectingATEXT("Invalid tokens found"), $this->lexer->token["value"]);
|
|
}
|
|
|
|
$preParsingResult = $this->preLeftParsing();
|
|
if ($preParsingResult->isInvalid()) {
|
|
return $preParsingResult;
|
|
}
|
|
|
|
$localPartResult = $this->parseLeftFromAt();
|
|
|
|
if ($localPartResult->isInvalid()) {
|
|
return $localPartResult;
|
|
}
|
|
|
|
$domainPartResult = $this->parseRightFromAt();
|
|
|
|
if ($domainPartResult->isInvalid()) {
|
|
return $domainPartResult;
|
|
}
|
|
|
|
return new ValidEmail();
|
|
}
|
|
|
|
/**
|
|
* @return Warning\Warning[]
|
|
*/
|
|
public function getWarnings() : array
|
|
{
|
|
return $this->warnings;
|
|
}
|
|
|
|
protected function hasAtToken() : bool
|
|
{
|
|
$this->lexer->moveNext();
|
|
$this->lexer->moveNext();
|
|
|
|
return $this->lexer->token['type'] !== EmailLexer::S_AT;
|
|
}
|
|
}
|