| Total Complexity | 41 |
| Total Lines | 365 |
| Duplicated Lines | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 0 |
Complex classes like Domain often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Domain, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 23 | class Domain |
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| 24 | { |
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| 25 | /** |
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| 26 | * Domain::$string |
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| 27 | * |
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| 28 | * @var string |
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| 29 | */ |
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| 30 | protected $string; |
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| 31 | |||
| 32 | /** |
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| 33 | * Domain::$origin |
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| 34 | * |
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| 35 | * @var string |
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| 36 | */ |
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| 37 | protected $origin; |
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| 38 | |||
| 39 | /** |
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| 40 | * Domain::$scheme |
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| 41 | * |
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| 42 | * @var string |
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| 43 | */ |
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| 44 | protected $scheme = 'http'; |
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| 45 | |||
| 46 | /** |
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| 47 | * Domain::$www |
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| 48 | * |
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| 49 | * @var bool |
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| 50 | */ |
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| 51 | protected $www = false; |
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| 52 | |||
| 53 | /** |
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| 54 | * Domain::$port |
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| 55 | * |
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| 56 | * @var int |
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| 57 | */ |
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| 58 | protected $port = 80; |
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| 59 | |||
| 60 | /** |
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| 61 | * Domain::$parentDomain |
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| 62 | * |
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| 63 | * @var string|null |
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| 64 | */ |
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| 65 | protected $parentDomain = null; |
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| 66 | |||
| 67 | /** |
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| 68 | * Domain::$subDomains |
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| 69 | * |
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| 70 | * @var array |
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| 71 | */ |
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| 72 | protected $subDomains = []; |
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| 73 | |||
| 74 | /** |
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| 75 | * Domain::$tlds |
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| 76 | * |
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| 77 | * @var array |
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| 78 | */ |
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| 79 | protected $tlds = []; |
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| 80 | |||
| 81 | /** |
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| 82 | * Domain::$path |
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| 83 | * |
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| 84 | * @var string |
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| 85 | */ |
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| 86 | protected $path; |
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| 87 | |||
| 88 | // ------------------------------------------------------------------------ |
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| 89 | |||
| 90 | /** |
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| 91 | * Domain::__construct |
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| 92 | * |
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| 93 | * @param string|null $string |
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| 94 | */ |
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| 95 | public function __construct($string = null) |
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| 96 | { |
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| 97 | $this->origin = isset($_SERVER[ 'HTTP_HOST' ]) |
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| 98 | ? $_SERVER[ 'HTTP_HOST' ] |
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| 99 | : $_SERVER[ 'SERVER_NAME' ]; |
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| 100 | $this->scheme = is_https() |
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| 101 | ? 'https' |
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| 102 | : 'http'; |
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| 103 | |||
| 104 | $paths = explode('.php', $_SERVER[ 'PHP_SELF' ]); |
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| 105 | $paths = explode('/', trim($paths[ 0 ], '/')); |
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| 106 | array_pop($paths); |
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| 107 | |||
| 108 | $this->path = empty($paths) |
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| 109 | ? null |
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| 110 | : implode('/', $paths); |
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| 111 | |||
| 112 | if (isset($string)) { |
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| 113 | $this->string = trim($string, '/'); |
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| 114 | $metadata = parse_url($string); |
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| 115 | $metadata[ 'path' ] = empty($metadata[ 'path' ]) |
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| 116 | ? null |
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| 117 | : $metadata[ 'path' ]; |
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| 118 | |||
| 119 | $this->scheme = empty($metadata[ 'scheme' ]) |
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| 120 | ? $this->scheme |
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| 121 | : $metadata[ 'scheme' ]; |
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| 122 | |||
| 123 | if ($metadata[ 'path' ] === $this->string) { |
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| 124 | $paths = explode('/', $this->string); |
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| 125 | $this->origin = $paths[ 0 ]; |
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| 126 | |||
| 127 | $this->path = implode('/', array_slice($paths, 1)); |
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| 128 | } elseif (isset($metadata[ 'host' ])) { |
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| 129 | $this->path = trim($metadata[ 'path' ]); |
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| 130 | $this->origin = $metadata[ 'host' ]; |
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| 131 | } |
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| 132 | } |
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| 133 | |||
| 134 | $directories = explode('/', str_replace('\\', '/', dirname($_SERVER[ 'SCRIPT_FILENAME' ]))); |
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| 135 | $paths = explode('/', $this->path); |
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| 136 | $paths = array_intersect($paths, $directories); |
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| 137 | |||
| 138 | $this->path = '/' . trim(implode('/', $paths), '/'); |
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| 139 | |||
| 140 | if (strpos($this->origin, 'www') !== false) { |
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| 141 | $this->www = true; |
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| 142 | $this->origin = ltrim($this->origin, 'www.'); |
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| 143 | } |
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| 144 | |||
| 145 | if (preg_match('/(:)([0-9]+)/', $this->string, $matches)) { |
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| 146 | $this->port = $matches[ 2 ]; |
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| 147 | } |
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| 148 | |||
| 149 | if (filter_var($this->origin, FILTER_VALIDATE_IP) !== false) { |
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| 150 | $tlds = [$this->origin]; |
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| 151 | } else { |
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| 152 | $tlds = explode('.', $this->origin); |
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| 153 | } |
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| 154 | |||
| 155 | if (count($tlds) > 1) { |
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| 156 | foreach ($tlds as $key => $tld) { |
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| 157 | if (strlen($tld) <= 3 AND $key >= 1) { |
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| 158 | $this->tlds[] = $tld; |
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| 159 | } |
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| 160 | } |
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| 161 | |||
| 162 | if (empty($this->tlds)) { |
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| 163 | $this->tlds[] = end($tlds); |
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| 164 | } |
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| 165 | |||
| 166 | $this->tld = '.' . implode('.', $this->tlds); |
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| 167 | |||
| 168 | $this->subDomains = array_diff($tlds, $this->tlds); |
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| 169 | $this->subDomains = count($this->subDomains) == 0 |
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| 170 | ? $this->tlds |
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| 171 | : $this->subDomains; |
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| 172 | |||
| 173 | $this->parentDomain = end($this->subDomains); |
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| 174 | array_pop($this->subDomains); |
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| 175 | |||
| 176 | $this->parentDomain = implode('.', array_slice($this->subDomains, 1)) |
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| 177 | . '.' |
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| 178 | . $this->parentDomain |
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| 179 | . $this->tld; |
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| 180 | $this->parentDomain = ltrim($this->parentDomain, '.'); |
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| 181 | |||
| 182 | if (count($this->subDomains) > 0) { |
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| 183 | $this->subDomain = reset($this->subDomains); |
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| 184 | } |
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| 185 | } else { |
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| 186 | $this->parentDomain = $this->origin; |
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| 187 | } |
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| 188 | |||
| 189 | $ordinalEnds = ['th', 'st', 'nd', 'rd', 'th', 'th', 'th', 'th', 'th', 'th']; |
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| 190 | |||
| 191 | foreach ($this->subDomains as $key => $subdomain) { |
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| 192 | $ordinalNumber = count($tlds) - $key; |
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| 193 | |||
| 194 | if ((($ordinalNumber % 100) >= 11) && (($ordinalNumber % 100) <= 13)) { |
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| 195 | $ordinalKey = $ordinalNumber . 'th'; |
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| 196 | } else { |
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| 197 | $ordinalKey = $ordinalNumber . $ordinalEnds[ $ordinalNumber % 10 ]; |
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| 198 | } |
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| 199 | |||
| 200 | $this->subDomains[ $ordinalKey ] = $subdomain; |
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| 201 | |||
| 202 | unset($this->subDomains[ $key ]); |
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| 203 | } |
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| 204 | |||
| 205 | foreach ($this->tlds as $key => $tld) { |
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| 206 | $ordinalNumber = count($this->tlds) - $key; |
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| 207 | |||
| 208 | if ((($ordinalNumber % 100) >= 11) && (($ordinalNumber % 100) <= 13)) { |
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| 209 | $ordinalKey = $ordinalNumber . 'th'; |
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| 210 | } else { |
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| 211 | $ordinalKey = $ordinalNumber . $ordinalEnds[ $ordinalNumber % 10 ]; |
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| 212 | } |
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| 213 | |||
| 214 | $this->tlds[ $ordinalKey ] = $tld; |
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| 215 | |||
| 216 | unset($this->tlds[ $key ]); |
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| 217 | } |
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| 218 | } |
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| 219 | |||
| 220 | // ------------------------------------------------------------------------ |
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| 221 | |||
| 222 | /** |
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| 223 | * Domain::getString |
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| 224 | * |
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| 225 | * @return string |
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| 226 | */ |
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| 227 | public function getString() |
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| 228 | { |
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| 229 | return $this->string; |
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| 230 | } |
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| 231 | |||
| 232 | // ------------------------------------------------------------------------ |
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| 233 | |||
| 234 | /** |
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| 235 | * Domain::getOrigin |
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| 236 | * |
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| 237 | * @return string |
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| 238 | */ |
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| 239 | public function getOrigin() |
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| 240 | { |
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| 241 | return $this->origin; |
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| 242 | } |
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| 243 | |||
| 244 | // ------------------------------------------------------------------------ |
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| 245 | |||
| 246 | /** |
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| 247 | * Domain::getScheme |
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| 248 | * |
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| 249 | * @return string |
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| 250 | */ |
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| 251 | public function getScheme() |
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| 254 | } |
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| 255 | |||
| 256 | // ------------------------------------------------------------------------ |
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| 257 | |||
| 258 | /** |
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| 259 | * Domain::isWWWW |
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| 260 | * |
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| 261 | * @return bool |
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| 262 | */ |
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| 263 | public function isWWW() |
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| 264 | { |
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| 265 | return $this->www; |
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| 266 | } |
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| 267 | |||
| 268 | // ------------------------------------------------------------------------ |
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| 269 | |||
| 270 | /** |
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| 271 | * Domain::getIpAddress |
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| 272 | * |
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| 273 | * @return string |
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| 274 | */ |
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| 275 | public function getIpAddress() |
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| 276 | { |
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| 277 | return gethostbyname($this->origin); |
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| 278 | } |
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| 279 | |||
| 280 | // ------------------------------------------------------------------------ |
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| 281 | |||
| 282 | /** |
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| 283 | * Domain::getPort |
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| 284 | * |
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| 285 | * @return int |
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| 286 | */ |
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| 287 | public function getPort() |
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| 288 | { |
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| 289 | return $this->port; |
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| 290 | } |
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| 291 | |||
| 292 | // ------------------------------------------------------------------------ |
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| 293 | |||
| 294 | /** |
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| 295 | * Domain::getParentDomain |
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| 296 | * |
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| 297 | * @return string|null |
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| 298 | */ |
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| 299 | public function getParentDomain() |
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| 300 | { |
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| 301 | return $this->parentDomain; |
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| 302 | } |
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| 303 | |||
| 304 | // ------------------------------------------------------------------------ |
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| 305 | |||
| 306 | /** |
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| 307 | * Domain::getSubDomain |
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| 308 | * |
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| 309 | * @param string $level |
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| 310 | * |
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| 311 | * @return bool|mixed |
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| 312 | */ |
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| 313 | public function getSubDomain($level = '3rd') |
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| 314 | { |
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| 315 | if (isset($this->subDomains[ $level ])) { |
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| 316 | return $this->subDomains[ $level ]; |
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| 317 | } |
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| 318 | |||
| 319 | return false; |
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| 320 | } |
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| 321 | |||
| 322 | // ------------------------------------------------------------------------ |
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| 323 | |||
| 324 | /** |
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| 325 | * Domain::getSubDomains |
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| 326 | * |
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| 327 | * @return array |
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| 328 | */ |
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| 329 | public function getSubDomains() |
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| 330 | { |
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| 331 | return $this->subDomains; |
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| 332 | } |
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| 333 | |||
| 334 | // ------------------------------------------------------------------------ |
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| 335 | |||
| 336 | /** |
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| 337 | * Domain::getTotalSubDOmains |
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| 338 | * |
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| 339 | * @return int |
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| 340 | */ |
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| 341 | public function getTotalSubDomains() |
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| 342 | { |
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| 343 | return count($this->subDomains); |
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| 344 | } |
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| 345 | |||
| 346 | // ------------------------------------------------------------------------ |
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| 347 | |||
| 348 | /** |
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| 349 | * Domain::getTld |
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| 350 | * |
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| 351 | * @param string|null $level |
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| 352 | * |
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| 353 | * @return bool|mixed|string |
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| 354 | */ |
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| 355 | public function getTld($level = null) |
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| 364 | } |
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| 365 | |||
| 366 | // ------------------------------------------------------------------------ |
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| 367 | |||
| 368 | /** |
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| 369 | * Domain::getTlds |
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| 370 | * |
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| 371 | * @return array |
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| 372 | */ |
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| 373 | public function getTlds() |
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| 374 | { |
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| 375 | return $this->tlds; |
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| 376 | } |
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| 377 | |||
| 378 | // ------------------------------------------------------------------------ |
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| 379 | |||
| 380 | /** |
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| 381 | * Domain::getTotalTlds |
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| 382 | * |
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| 383 | * @return int |
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| 384 | */ |
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| 385 | public function getTotalTlds() |
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| 388 | } |
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| 389 | } |