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<?php
namespace Bmatovu\Ussd\Traits;
use Illuminate\Support\Str;
trait Expressions
{
protected function incExp(?string $exp, int $step = 1): ?string
if(! $exp) {
return $exp;
}
return preg_replace_callback('|(\\d+)(?!.*\\d)|', function ($matches) use ($step) {
return $matches[1] + $step;
}, $exp);
/**
* @see https://stackoverflow.com/q/413071/2732184
* @see https://www.regextester.com/97707
*/
protected function translate(string $text, string $pattern = '/[^{\}]+(?=})/'): string
preg_match_all($pattern, $text, $matches);
if (0 === \count($matches[0])) {
return $text;
$replace_vars = [];
foreach ($matches[0] as $match) {
$var = Str::slug($match, '_');
$replace_vars["{{$match}}"] = $this->cache->get("{$this->prefix}_{$var}", "{{$var}}");
return strtr($text, $replace_vars);
mtvbrianking /
laravel-ussd
