Class of the changelog.php post

Logs.php

<?php

namespace lloc\changelog;

class Logs {

	/**
	 * @var array
	 */
	protected $logs = [];

	/**
	 * Add changes to your logs
	 *
	 * @param array $arr
	 *
	 * @return $this
	 */
	public function add( array $arr ) {
		foreach ( $arr as $line ) {
			$parts = explode( ' ', $line, 2 );

			if ( isset( $parts[1] ) && preg_match( '#([a-z]+)\((.+)\): (.+)#', $parts[1], $matches ) ) {
				$this->logs[ $matches[1] ][] = sprintf( '**%s:** %s', $matches[2], $matches[3] );
			}
		}

		return $this;
	}

	public function get( $type, $header ) {
		if ( ! isset( $this->logs[ $type ] ) ) {
			return '';
		}

		$logs = array_unique( $this->logs[ $type ] );
		sort( $logs );

		$str = '### ' . $header . PHP_EOL . PHP_EOL;
		foreach( $logs as $log ) {
			$str .= "* {$log}" . PHP_EOL;
		}

		return $str . PHP_EOL . PHP_EOL;
	}

}