Move all composer files inside the common directory

- 2022년 3월 개발팀 결정사항 적용
- 모듈 등 서드파티 자료 개발시 composer를 사용하면 상위 경로에 있는 코어의
  composer.json을 수정하고, 코어의 vendor 디렉토리를 건드리는 것이 기본값임
- 이를 방지하기 위해 코어의 composer.json과 vendor를 common 디렉토리 안으로
  이동하여, 모듈 경로에서 상위 폴더로 인식하지 않도록 함

common/vendor/egulias/email-validator/src/Parser/DomainLiteral.php

@@ -0,0 +1,211 @@
+<?php
+namespace Egulias\EmailValidator\Parser;
+
+use Egulias\EmailValidator\EmailLexer;
+use Egulias\EmailValidator\Result\Result;
+use Egulias\EmailValidator\Result\ValidEmail;
+use Egulias\EmailValidator\Result\InvalidEmail;
+use Egulias\EmailValidator\Warning\CFWSWithFWS;
+use Egulias\EmailValidator\Warning\IPV6BadChar;
+use Egulias\EmailValidator\Result\Reason\CRNoLF;
+use Egulias\EmailValidator\Warning\IPV6ColonEnd;
+use Egulias\EmailValidator\Warning\IPV6MaxGroups;
+use Egulias\EmailValidator\Warning\ObsoleteDTEXT;
+use Egulias\EmailValidator\Warning\AddressLiteral;
+use Egulias\EmailValidator\Warning\IPV6ColonStart;
+use Egulias\EmailValidator\Warning\IPV6Deprecated;
+use Egulias\EmailValidator\Warning\IPV6GroupCount;
+use Egulias\EmailValidator\Warning\IPV6DoubleColon;
+use Egulias\EmailValidator\Result\Reason\ExpectingDTEXT;
+use Egulias\EmailValidator\Result\Reason\UnusualElements;
+use Egulias\EmailValidator\Warning\DomainLiteral as WarningDomainLiteral;
+
+class DomainLiteral extends PartParser
+{
+    const IPV4_REGEX = '/\\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/';
+
+    const OBSOLETE_WARNINGS = [
+        EmailLexer::INVALID,
+        EmailLexer::C_DEL,
+        EmailLexer::S_LF,
+        EmailLexer::S_BACKSLASH
+    ];
+
+    public function parse() : Result
+    {
+        $this->addTagWarnings();
+
+        $IPv6TAG = false;
+        $addressLiteral = '';
+
+        do {
+            if ($this->lexer->token['type'] === EmailLexer::C_NUL) {
+                return new InvalidEmail(new ExpectingDTEXT(), $this->lexer->token['value']);
+            }
+
+            $this->addObsoleteWarnings();
+
+            if ($this->lexer->isNextTokenAny(array(EmailLexer::S_OPENBRACKET, EmailLexer::S_OPENBRACKET))) {
+                return new InvalidEmail(new ExpectingDTEXT(), $this->lexer->token['value']);
+            }
+
+            if ($this->lexer->isNextTokenAny(
+                array(EmailLexer::S_HTAB, EmailLexer::S_SP, EmailLexer::CRLF)
+            )) {
+                $this->warnings[CFWSWithFWS::CODE] = new CFWSWithFWS();
+                $this->parseFWS();
+            }
+
+            if ($this->lexer->isNextToken(EmailLexer::S_CR)) {
+                return new InvalidEmail(new CRNoLF(), $this->lexer->token['value']);
+            }
+
+            if ($this->lexer->token['type'] === EmailLexer::S_BACKSLASH) {
+                return new InvalidEmail(new UnusualElements($this->lexer->token['value']), $this->lexer->token['value']);
+            }
+            if ($this->lexer->token['type'] === EmailLexer::S_IPV6TAG) {
+                $IPv6TAG = true;
+            }
+
+            if ($this->lexer->token['type'] === EmailLexer::S_CLOSEBRACKET) {
+                break;
+            }
+
+            $addressLiteral .= $this->lexer->token['value'];
+
+        } while ($this->lexer->moveNext());
+
+
+        //Encapsulate
+        $addressLiteral = str_replace('[', '', $addressLiteral);
+        $isAddressLiteralIPv4 = $this->checkIPV4Tag($addressLiteral);
+
+        if (!$isAddressLiteralIPv4) {
+            return new ValidEmail();
+        } else {
+            $addressLiteral = $this->convertIPv4ToIPv6($addressLiteral);
+        }
+
+        if (!$IPv6TAG) {
+            $this->warnings[WarningDomainLiteral::CODE] = new WarningDomainLiteral();
+            return new ValidEmail();
+        }
+
+        $this->warnings[AddressLiteral::CODE] = new AddressLiteral();
+
+        $this->checkIPV6Tag($addressLiteral);
+
+        return new ValidEmail();
+    }
+
+    /**
+     * @param string $addressLiteral
+     * @param int $maxGroups
+     */
+    public function checkIPV6Tag($addressLiteral, $maxGroups = 8) : void
+    {
+        $prev = $this->lexer->getPrevious();
+        if ($prev['type'] === EmailLexer::S_COLON) {
+            $this->warnings[IPV6ColonEnd::CODE] = new IPV6ColonEnd();
+        }
+
+        $IPv6       = substr($addressLiteral, 5);
+        //Daniel Marschall's new IPv6 testing strategy
+        $matchesIP  = explode(':', $IPv6);
+        $groupCount = count($matchesIP);
+        $colons     = strpos($IPv6, '::');
+
+        if (count(preg_grep('/^[0-9A-Fa-f]{0,4}$/', $matchesIP, PREG_GREP_INVERT)) !== 0) {
+            $this->warnings[IPV6BadChar::CODE] = new IPV6BadChar();
+        }
+
+        if ($colons === false) {
+            // We need exactly the right number of groups
+            if ($groupCount !== $maxGroups) {
+                $this->warnings[IPV6GroupCount::CODE] = new IPV6GroupCount();
+            }
+            return;
+        }
+
+        if ($colons !== strrpos($IPv6, '::')) {
+            $this->warnings[IPV6DoubleColon::CODE] = new IPV6DoubleColon();
+            return;
+        }
+
+        if ($colons === 0 || $colons === (strlen($IPv6) - 2)) {
+            // RFC 4291 allows :: at the start or end of an address
+            //with 7 other groups in addition
+            ++$maxGroups;
+        }
+
+        if ($groupCount > $maxGroups) {
+            $this->warnings[IPV6MaxGroups::CODE] = new IPV6MaxGroups();
+        } elseif ($groupCount === $maxGroups) {
+            $this->warnings[IPV6Deprecated::CODE] = new IPV6Deprecated();
+        }
+    }
+    
+    public function convertIPv4ToIPv6(string $addressLiteralIPv4) : string
+    {
+        $matchesIP  = [];
+        $IPv4Match = preg_match(self::IPV4_REGEX, $addressLiteralIPv4, $matchesIP);
+
+        // Extract IPv4 part from the end of the address-literal (if there is one)
+        if ($IPv4Match > 0) {
+            $index = (int) strrpos($addressLiteralIPv4, $matchesIP[0]);
+            //There's a match but it is at the start
+            if ($index > 0) {
+                // Convert IPv4 part to IPv6 format for further testing
+                return substr($addressLiteralIPv4, 0, $index) . '0:0';
+            }
+        }
+
+        return $addressLiteralIPv4;
+    }
+
+    /**
+     * @param string $addressLiteral
+     *
+     * @return bool
+     */
+    protected function checkIPV4Tag($addressLiteral) : bool
+    {
+        $matchesIP  = [];
+        $IPv4Match = preg_match(self::IPV4_REGEX, $addressLiteral, $matchesIP);
+
+        // Extract IPv4 part from the end of the address-literal (if there is one)
+
+        if ($IPv4Match > 0) {
+            $index = strrpos($addressLiteral, $matchesIP[0]);
+            //There's a match but it is at the start
+            if ($index === 0) {
+                $this->warnings[AddressLiteral::CODE] = new AddressLiteral();
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    private function addObsoleteWarnings() : void
+    {
+        if(in_array($this->lexer->token['type'], self::OBSOLETE_WARNINGS)) {
+            $this->warnings[ObsoleteDTEXT::CODE] = new ObsoleteDTEXT();
+        }
+    }
+
+    private function addTagWarnings() : void
+    {
+        if ($this->lexer->isNextToken(EmailLexer::S_COLON)) {
+            $this->warnings[IPV6ColonStart::CODE] = new IPV6ColonStart();
+        }
+        if ($this->lexer->isNextToken(EmailLexer::S_IPV6TAG)) {
+            $lexer = clone $this->lexer;
+            $lexer->moveNext();
+            if ($lexer->isNextToken(EmailLexer::S_DOUBLECOLON)) {
+                $this->warnings[IPV6ColonStart::CODE] = new IPV6ColonStart();
+            }
+        }
+    }
+
+}