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<?php
/**
* Spintax - A helper class to process Spintax strings.
*
* @author Jason Davis - https://www.codedevelopr.com/
*
* Tutorial: https://www.codedevelopr.com/articles/php-spintax-class/
*
* Updated with suggested performance improvement by @PhiSYS.
*/
class Spintax
{
public function process($text)
{
return preg_replace_callback(
'/\{(((?>[^\{\}]+)|(?R))*?)\}/x',
array($this, 'replace'),
$text
);
}
public function replace($text)
{
$text = $this->process($text[1]);
$parts = explode('|', $text);
return $parts[array_rand($parts)];
}
public function random($str) {
// Returns random values found between { this | and }
return preg_replace_callback("/{(.*?)}/", function ($match) {
// Splits 'foo|bar' strings into an array
$words = explode("|", $match[1]);
// Grabs a random array entry and returns it
return $words[array_rand($words)];
// The input string, which you provide when calling this func
}, $str);
}
}
/* EXAMPLE USAGE */
$spintax = new Spintax();
/*$string = '{Hello|Howdy|Hola} to you, {Mr.|Mrs.|Ms.} {Smith|Williams|Davis}!';
echo $spintax->process($string);*/
$string = '{Hello|Howdy|Hola} to you, {Mr.|Mrs.|Ms.} {Smith|Williams|Davis}!';
var_dump($spintax->random($string));
/* NESTED SPINNING EXAMPLE */
//echo $spintax->process('{Hello|Howdy|Hola} to you, {Mr.|Mrs.|Ms.} {{Jason|Malina|Sara}|Williams|Davis}');
?>