php_name_generator/NameGenerator.php at master · znittzel/php_name_generator · GitHub

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<?php

class Name extends ArrayObject {
	public function getString() {
		$name = "";
		foreach ($this->getArrayCopy() as $letter) {
			$name .= $letter->char;
		}

		return $name;
	}
}

class Letter {
	public $char, $isVowel;

	public function __construct($char, $isVowel) {
		$this->char = $char;
		$this->isVowel = $isVowel;
	}
}

class NameGenerator {
	private $_roules = [
		"minLenght" => 2,
		"maxLenght" => 40
		];
	private $_vowels, $_consonants, $_minLenght, $_maxLenght, $_numOfVowels, $_numOfConsonants;

	public function __construct($min = 2, $max = 10) {

		// Throws if not ok
		$this->checkLenghts($min, $max);

		// Standard values
		$this->_minLenght = $min;
		$this->_maxLenght = $max;
		$this->_vowels = [
			new Letter("A", 1),
			new Letter("E", 1),
			new Letter("I", 1),
			new Letter("O", 1),
			new Letter("U", 1),
			new Letter("Y", 1)
		];
		$this->_consonants = [
			new Letter("B", 0),
			new Letter("C", 0),
			new Letter("D", 0),
			new Letter("F", 0),
			new Letter("G", 0),
			new Letter("H", 0),
			new Letter("J", 0),
			new Letter("K", 0),
			new Letter("L", 0),
			new Letter("M", 0),
			new Letter("N", 0),
			new Letter("P", 0),
			new Letter("Q", 0),
			new Letter("R", 0),
			new Letter("S", 0),
			new Letter("T", 0),
			new Letter("V", 0),
			new Letter("W", 0),
			new Letter("X", 0),
			new Letter("Z", 0)
		];

		$this->_numOfVowels = count($this->_vowels);
		$this->_numOfConsonants = count($this->_consonants);
	}


	private function checkLenghts($min, $max) {
		if (!($min >= $this->_roules["minLenght"] &&
			$min <= $this->_roules["maxLenght"] &&
			$max <= $this->_roules["maxLenght"] &&
			$max >= $this->_roules["minLenght"])) {

			throw new Exception("Min and max lenghts has to be between ".$this->_roules['minLenght']." and ".$this->_roules["maxLenght"], 1);
		}

		if ($min > $max) {
			throw new Exception("Min cannot be larger than max", 1);
		}
	}

	/**
	 * Sets the min and max lenght of the randomized generated names.
	 */
	public function setLenght($min, $max) {

		// Throws if not ok
		$this->checkLenghts($min, $max);

		// If is in bound of allowed lenghts, ok
		$this->_minLenght = $min;
		$this->_maxLenght = $max;

	}

	/**
	 * Generates and returns ONE randomized name.
	 */
	public function generateName() {
		$name = new Name();

		$randomLenght = rand($this->_minLenght, $this->_maxLenght);
		for ($i = 0; $i < $randomLenght; $i++) {
			$consonant = $this->_consonants[rand(0, $this->_numOfConsonants-1)];
			$vowel = $this->_vowels[rand(0, $this->_numOfVowels-1)];

			// Only the first time
			if ($i == 0) {
				// Start with vowel or consonant
				if (rand(0,1) == 1)
					$name->append($vowel);
				else
					$name->append($consonant);
			} else {
				if ($name[count($name)-1]->isVowel) {
					$name->append($consonant);
				} else {
					$name->append($vowel);
				}
			}
		}

		return $name;
	}

	/**
	 * Generates and returns giving number of randomized name as array.
	 */
	public function generateNames($quantity = 2) {
		$names = [];

		for ($i = 0; $i < $quantity; $i++)
			array_push($names, $this->generateName());

		return $names;
	}
}

?>