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<?php
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/*
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* Copyright (C) 2017 Manuela v.d.Decken <manuela@isteam.de>
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT OR THIS HEADER
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License 2 for more details.
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*
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* You should have received a copy of the GNU General Public License 2
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* Description of HttpRequester
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*
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* @package Core package
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* @copyright Manuela v.d.Decken <manuela@isteam.de>
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* @author Manuela v.d.Decken <manuela@isteam.de>
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* @license GNU General Public License 2.0
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* @version 0.0.1
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* @revision $Id: HttpRequester.php 31 2017-11-27 17:54:53Z Manuela $
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* @since File available since 04.10.2017
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* @deprecated no / since 0000/00/00
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* @description xxx
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*/
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//declare(strict_types = 1);
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//declare(encoding = 'UTF-8');
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namespace bin\requester;
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use bin\interfaces\RequesterInterface;
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/**
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* short description of class
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*/
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class HttpRequester implements RequesterInterface
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{
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private $aParameters = [];
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private $aServer = [];
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private $aHeaders = [];
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/**
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* construct and initialize the class
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*/
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public function __construct()
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{
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$aServer = \filter_input_array(INPUT_SERVER);
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switch (\strtolower($aServer['REQUEST_METHOD'])):
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case 'post':
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$this->aParameters = \filter_input_array(INPUT_POST);
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break;
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case 'get':
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$this->aParameters = \filter_input_array(INPUT_GET);
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break;
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default:
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break;
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endswitch;
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if ($this->aParameters == null) { $this->aParameters = []; }
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foreach ($aServer as $sKey => $sValue) {
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if (\substr_compare($sKey, 'HTTP_', 0, 5) === 0) {
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$this->aHeaders[$sKey] = $sValue;
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} else {
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$this->aServer[$sKey] = $sValue;
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}
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}
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}
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/**
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* returns a list of all parameters
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* @return array
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*/
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public function getParamNames()
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{
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return \array_keys($this->aParameters);
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}
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/**
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* check if parameter exists
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* @param string $sParamName
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* @return bool
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*/
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public function issetParam($sParamName)
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{
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return \array_key_exists($sParamName, $this->aParameters);
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}
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/**
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* read a variable from commandline
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* @param string $sParamName
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* @param int $iFilterType
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* @param mixed $mOptions
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* @return mixed | null on error
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* @throws \InvalidArgumentException
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* @description the method is 100% compatible to the PHP function filter_var()
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*/
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public function getParam($sParamName, $iFilterType = null, $mOptions = null)
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{
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$mRetval = null;
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try {
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if (!$this->issetParam($sParamName)) { throw new \Exception('error on getParam()'); }
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$mRetval = $this->aParameters[$sParamName];
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if (!\is_null($iFilterType)) {
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if (!\is_null($mOptions)) {
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$mRetval = \filter_var($mRetval, $iFilterType, $mOptions);
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} else {
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$mRetval = \filter_var($mRetval, $iFilterType);
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}
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}
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} catch (\Exception $ex) {
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$mRetval = null;
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// throw new \InvalidArgumentException('error on getParam()', $ex->getCode(), $ex);
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}
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return $mRetval;
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}
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/**
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*
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* @param string $sHeaderName
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* @return mixed | null on error
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*/
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public function issetHeader($sHeaderName)
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{
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$sVarname = 'HTTP_'.preg_replace('/^http_/i', '', $sHeaderName);
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return \array_key_exists($sVarname, $this->aHeaders);
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}
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/**
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* get header vars ($_SERVER['HTTP_'*])
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* @param string $sHeaderName
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* @return mixed | null on error
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*/
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public function getHeader($sHeaderName)
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{
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$sRetval = null;
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$sVarname = 'HTTP_'.\preg_replace('/^http_/i', '', $sHeaderName);
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if ($this->issetHeader($sVarname)) {
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$sRetval = $this->aHeaders($sVarname);
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}
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return $sRetval;
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}
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/**
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*
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* @param string $sVarName
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* @return type
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*/
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public function issetServerVar($sVarName)
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{
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return \array_key_exists($sVarName, $this->aServer);
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}
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/**
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* get server vars excluding $_SERVER['HTTP_'*]
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* @param string $sVarName
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* @return mixed | null on error
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*/
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public function getServerVar($sVarName)
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{
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$sRetval = null;
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if ($this->issetHeader($sVarName)) {
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$sRetval = $this->aHeaders($sVarName);
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}
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return $sRetval;
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}
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}
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