| 1 |  |  | <?php declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Cocotte\DigitalOcean; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Assert\Assertion; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use DigitalOceanV2\Entity; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | final class Hostname | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |     const DIGITAL_OCEAN_ROOT_RECORD = '@'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     const LOCAL_TOP_LEVEL_DOMAIN = 'local'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     private $lowerLevelDomains; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     private $secondLevelDomain; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     private $topLevelDomain; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     private function __construct(string $lowerLevelDomains, string $secondLevelDomain, string $topLevelDomain) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         $this->lowerLevelDomains = $lowerLevelDomains; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         $this->secondLevelDomain = $secondLevelDomain; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |         $this->topLevelDomain = $topLevelDomain; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     public static function parse(string $value): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         $value = trim($value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         Assertion::notEmpty($value, "The hostname is empty"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         $domains = explode('.', $value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |         if (count($domains) < 2) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |             throw new \Exception("'$value' does not have a first and second level domains"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         if (count($domains) > 3) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             throw new \Exception("'$value' is a domain with more than 3 levels."); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         if (2 === count($domains)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |             array_unshift($domains, self::DIGITAL_OCEAN_ROOT_RECORD); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |         return new self($domains[0], $domains[1], $domains[2]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     public function domainName(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         return sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             "%s.%s", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |             $this->secondLevelDomain, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             $this->topLevelDomain | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     public function recordName(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         return $this->lowerLevelDomains; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     public function rawValue(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         return sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |             "%s.%s.%s", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |             $this->lowerLevelDomains, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |             $this->secondLevelDomain, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |             $this->topLevelDomain | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     public function toString(): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         if ($this->isRoot()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             return $this->domainName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |             return $this->rawValue(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     public function matchDomainRecord(Entity\DomainRecord $domainRecord): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |         return $domainRecord->name === $this->recordName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |     public function toRoot(): self | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |         return self::parse($this->domainName()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 100 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |     public function isRoot(): bool | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  |         return self::DIGITAL_OCEAN_ROOT_RECORD === $this->lowerLevelDomains; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     public function __toString() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |         return $this->toString(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     public function isLocal() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |         return self::LOCAL_TOP_LEVEL_DOMAIN === $this->topLevelDomain; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     public function toLocal(): Hostname | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         if ($this->isLocal()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |             return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |             return new self( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |                 $this->lowerLevelDomains, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |                 $this->secondLevelDomain, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |                 self::LOCAL_TOP_LEVEL_DOMAIN | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 129 |  |  | } |