rugk/threema-msgapi-sdk-php

<?php
/**
 * @author Threema GmbH
 * @copyright Copyright (c) 2015-2016 Threema GmbH
 */


namespace Threema\Core;

class Url {
    /**
     * @var string[]
     */
    private $values = array();

    /**
     * @var string
     */
    private $path;

    /**
     * @var string
     */
    private $host;

    /**
     * @param string $path
     * @param string $host
     */
    public function __construct($path, $host = null)
    {
        $this->path = $path;
        $this->host = $host;
    }

    /**
     * @param string $key
     * @param string $value
     * @return $this
     */
    public function setValue($key, $value){
        $this->values[$key] = $value;
        return $this;
    }

    /**
     * Add a path to the current url
     *
     * @param string $path
     * @return $this
     */
    public function addPath($path) {
        while(substr($this->path, strlen($this->path)-1) == '/') {
            $this->path = substr($this->path, 0, strlen($this->path)-1);
        }

        $realPath = '';
        foreach(explode('/', $path) as $c => $pathPiece) {
            if($c > 0) {
                $realPath .= '/';
            }
            $realPath .= urlencode($pathPiece);
        }
        while(substr($path, 0, 1) == '/') {
            $path = substr($path, 1);
        }

        $this->path .= '/'.$path;
        return $this;
    }

    /**
     * @return string
     */
    public function getPath() {
        $p = $this->path;
        if(count($this->values) > 0) {
            $s = http_build_query($this->values);
            if(strlen($s) > 0) {
                $p .= '?'.$s;
            }
        }

        return $p;
    }

    public function __toString() {
        return $this->getPath();
    }

    /**
     * @return string
     */
    public function getFullPath() {
        return $this->host.(substr($this->getPath(), 0, 1) == '/' ? '' : '/').$this->getPath();
    }

    public static function parametersToArray($urlParameter)
    {
        $result = array();

        while(strlen($urlParameter) > 0) {
            // name
            $keyPosition= strpos($urlParameter,'=');
            $keyValue = substr($urlParameter,0,$keyPosition);
            // value
            $valuePosition = strpos($urlParameter,'&') ? strpos($urlParameter,'&'): strlen($urlParameter);
            $valueValue = substr($urlParameter,$keyPosition+1,$valuePosition-$keyPosition-1);

            // decoding the response
            $result[$keyValue] = urldecode($valueValue);
            $urlParameter = substr($urlParameter,$valuePosition+1,strlen($urlParameter));
        }

        return $result;
    }
}