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<?php

    namespace CzProject\GitPhp;


    class Helpers
    {
        public function __construct()
        {
            throw new StaticClassException('This is static class.');
        }


        /**
         * Is path absolute?
         * Method from Nette\Utils\FileSystem
         * @link   https://github.com/nette/nette/blob/master/Nette/Utils/FileSystem.php
         * @return bool
         */
        public static function isAbsolute($path)
        {
            return (bool) preg_match('#[/\\\\]|[a-zA-Z]:[/\\\\]|[a-z][a-z0-9+.-]*://#Ai', $path);
        }


        /**
         * @param  string  /path/to/repo.git | host.xz:foo/.git | ...
         * @return string  repo | foo | ...
         */
        public static function extractRepositoryNameFromUrl($url)
        {
            // /path/to/repo.git => repo
            // host.xz:foo/.git => foo
            $directory = rtrim($url, '/');
            if(substr($directory, -5) === '/.git')
            {
                $directory = substr($directory, 0, -5);
            }

            $directory = basename($directory, '.git');

            if(($pos = strrpos($directory, ':')) !== FALSE)
            {
                $directory = substr($directory, $pos + 1);
            }

            return $directory;
        }
    }