Axiom\Rivescript\Cortex\Triggers\Wildcard

Complexity

Total Complexity

4

Size/Duplication

Total Lines	44
Duplicated Lines	0 %

Importance

Changes	2
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
A	parse()	0	33	4

<?php
/*
 * This file is part of Rivescript-php
 *
 * (c) Shea Lewis <shea.lewis89@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Axiom\Rivescript\Cortex\Triggers;

use Axiom\Collections\Collection;
use Axiom\Rivescript\Cortex\Input;

/**
 * Wildcard class
 *
 * The Wildcard class determines if a provided trigger
 * is a wildcard.
 *
 * PHP version 7.4 and higher.
 *
 * @category Core
 * @package  Cortext\Triggers
 * @author   Shea Lewis <shea.lewis89@gmail.com>
 * @license  https://opensource.org/licenses/MIT MIT
 * @link     https://github.com/axiom-labs/rivescript-php
 * @since    0.3.0
 */
class Wildcard extends Trigger
{

    /**
     * Parse the trigger.
     *
     * @param string $trigger The trigger to parse.
     * @param Input  $input   Input information.
     *
     * @return bool
     */
    public function parse(string $trigger, Input $input): bool
    {
        $trigger = $this->parseTags($trigger, $input);

        $wildcards = [
            '/\*$/' => '.*?',
            '/\*/' => '\\w+?',
            '/#/' => '\\d+?',
            '/_/' => '(.*?[a-zA-Z])',
            '/<zerowidthstar>/' => '^\*$',
        ];

        foreach ($wildcards as $pattern => $replacement) {
            $parsedTrigger = preg_replace($pattern, '(' . $replacement . ')', $trigger);

            if ($parsedTrigger === $trigger) {
                continue;
            }

            if (@preg_match_all('/' . $parsedTrigger . '$/iu', $input->source(), $wildcards)) {
                array_shift($wildcards);

                $wildcards = Collection::make($wildcards)->flatten()->all();

                print_r($wildcards);

                synapse()->memory->shortTerm()->put("wildcards", $wildcards);

                return true;
            }
        }

        return false;
    }
}