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<?php |
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declare(strict_types=1); |
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namespace byrokrat\autogiro; |
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/** |
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* Line value object |
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*/ |
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class Line |
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{ |
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/** |
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* @var string Line content |
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*/ |
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private $string; |
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/** |
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* @var string Current string encoding |
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*/ |
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private $encoding; |
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/** |
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* Construct line |
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* |
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* @param string $string Should not contain new line characters |
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* @param string $encoding Will be autodetected if missing |
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*/ |
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public function __construct(string $string, string $encoding = '') |
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{ |
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$this->string = $string; |
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$this->encoding = $encoding ?: mb_detect_encoding($string); |
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} |
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/** |
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* Get part of line |
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* |
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* @todo The returned part should always be encoded in utf8 |
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*/ |
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public function substr(int $startPos, int $length): string |
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{ |
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return substr($this->string, $startPos, $length); |
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} |
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/** |
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* Get line content |
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*/ |
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public function __toString(): string |
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{ |
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return $this->string; |
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} |
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/** |
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* Get line encoding |
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*/ |
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public function getEncoding(): string |
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{ |
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return $this->encoding; |
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} |
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/** |
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* Get a new line object converted to encoding |
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*/ |
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public function convertTo(string $encoding): Line |
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{ |
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return new static( |
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mb_convert_encoding($this->string, $encoding, $this->getEncoding()), |
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$encoding |
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); |
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} |
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/** |
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* Check if line starts with string |
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*/ |
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public function startsWith(string $string): bool |
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{ |
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return 0 === strpos($this->string, $string); |
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} |
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/** |
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* Check if line contains string |
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*/ |
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public function contains(string $string): bool |
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{ |
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return false !== strpos($this->string, $string); |
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} |
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/** |
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* Check if line matches regular expression |
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*/ |
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public function matches(string $regexp): bool |
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{ |
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return !!preg_match($regexp, $this->string); |
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} |
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/** |
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* Capture parts of line using regular expression |
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* |
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* @return string[] The captured parts |
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*/ |
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public function capture(string $regexp): array |
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{ |
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preg_match($regexp, $this->string, $matches); |
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return (array)$matches; |
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} |
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/** |
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* Check if line is empty |
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*/ |
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public function isEmpty(): bool |
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{ |
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return !trim($this->string); |
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} |
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} |
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