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<?php |
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namespace CodiceFiscale; |
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/** |
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* Codice Fiscale calculator. |
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* |
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* @author davidepastore |
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*/ |
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class Calculator extends AbstractCalculator |
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{ |
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private $subject; |
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private $omocodiaLevel = 0; |
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/** |
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* Array of available vowels. |
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*/ |
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private $vowels = array('A', 'E', 'I', 'O', 'U'); |
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/** |
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* Create a Codice Fiscale instance. |
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* |
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* @param Subject $subject The subject that will have the codice fiscale. |
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* @param $properties An array with additional properties. |
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*/ |
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public function __construct(Subject $subject, $properties = array()) |
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{ |
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$this->subject = $subject; |
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if (array_key_exists('omocodiaLevel', $properties)) { |
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$this->omocodiaLevel = $properties['omocodiaLevel']; |
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} |
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} |
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/** |
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* Calculate the code fiscale. |
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* |
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* @returns Returns the complete codice fiscale. |
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*/ |
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public function calculate() |
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{ |
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$temporaryCodiceFiscale = $this->calculateSurname().$this->calculateName(). |
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$this->calculateBirthDateAndGender().$this->calculateBelfioreCode(); |
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$temporaryCodiceFiscale = $this->calculateOmocodia($temporaryCodiceFiscale); |
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return $temporaryCodiceFiscale.$this->calculateCheckDigit($temporaryCodiceFiscale); |
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} |
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/** |
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* Calculate all possibilities for the code fiscale. |
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* |
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* @returns Returns the complete codice fiscale. |
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*/ |
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public function calculateAllPossibilities() |
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{ |
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$allPossibilities = array(); |
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for ($i = 0; $i < 8; ++$i) { |
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$this->omocodiaLevel = $i; |
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$allPossibilities[] = $this->calculate(); |
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} |
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return $allPossibilities; |
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} |
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/** |
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* Calculate the surname part of the codice fiscale. |
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* |
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* @returns Returns the surname part of the codice fiscale. |
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*/ |
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private function calculateSurname() |
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{ |
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$consonants = str_replace($this->vowels, '', strtoupper($this->subject->getSurname())); |
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$consonants = $this->cleanString($consonants); |
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if (strlen($consonants) > 2) { |
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$result = substr($consonants, 0, 3); |
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} else { |
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$result = $this->calculateSmallString($consonants, $this->subject->getSurname()); |
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} |
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return $result; |
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} |
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/** |
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* Calculate the name part of the codice fiscale. |
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* |
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* @returns Returns the name part of the codice fiscale. |
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*/ |
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private function calculateName() |
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{ |
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$consonants = str_replace($this->vowels, '', strtoupper($this->subject->getName())); |
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$consonants = $this->cleanString($consonants); |
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if (strlen($consonants) > 3) { |
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$result = $consonants[0].$consonants[2].$consonants[3]; |
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} elseif (strlen($consonants) == 3) { |
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$result = $consonants; |
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} else { |
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$result = $this->calculateSmallString($consonants, $this->subject->getName()); |
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} |
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return $result; |
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} |
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/** |
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* Calculate small string for the given parameters (used by name and surname). |
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* |
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* @param $consonants A consonants string. |
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* @param $string The small string. |
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* @returns Returns the calculated result for the small string. |
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*/ |
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private function calculateSmallString($consonants, $string) |
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{ |
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$string = $this->cleanString($string); |
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$vowels = str_replace(str_split($consonants), '', strtoupper($string)); |
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$result = substr($consonants.$vowels.'XXX', 0, 3); |
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return $result; |
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} |
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/** |
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* Calculate the birth date and the gender. |
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* |
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* @returns Returns the birth date and gender part of the codice fiscale. |
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*/ |
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private function calculateBirthDateAndGender() |
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{ |
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$year = $this->subject->getBirthDate()->format('y'); |
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$month = $this->months[$this->subject->getBirthDate()->format('n')]; |
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$day = $this->subject->getBirthDate()->format('d'); |
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if (strtoupper($this->subject->getGender()) == self::CHR_WOMEN) { |
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$day += 40; |
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} |
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return $year.$month.$day; |
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} |
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/** |
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* Calculate the Belfiore code. |
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* |
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* @returns Returns the Belfiore code. |
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*/ |
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private function calculateBelfioreCode() |
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{ |
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return strtoupper($this->subject->getBelfioreCode()); |
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} |
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/** |
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* Calculate the omocodia case (additional translation). |
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* |
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* @param $temporaryCodiceFiscale The first part of the codice fiscale. |
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* @returns Returns the new codice fiscale. |
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*/ |
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private function calculateOmocodia($temporaryCodiceFiscale) |
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{ |
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if ($this->omocodiaLevel > 0) { |
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$omocodiaLevelApplied = 0; |
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for ($i = strlen($temporaryCodiceFiscale) - 1; $i > 0; --$i) { |
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$k = $temporaryCodiceFiscale{$i}; |
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if ($omocodiaLevelApplied < $this->omocodiaLevel && is_numeric($k)) { |
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$newChar = $this->omocodiaCodes[$k]; |
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$temporaryCodiceFiscale{$i} |
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= $newChar; |
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++$omocodiaLevelApplied; |
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} |
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} |
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} |
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return $temporaryCodiceFiscale; |
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} |
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/** |
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* Clean the string removing some characters. |
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* |
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* @param $string The string to clean. |
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* @returns Returns a clean string. |
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*/ |
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private function cleanString($string) |
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{ |
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return preg_replace('/[\s\'"`]+/', '', $string); |
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} |
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} |
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DavidePastore /
codice-fiscale
