Input::server() - Code Metrics - Inspection of "Working on removing the server inputs. Others may..." - ntentan/utils - Measure and Improve Code Quality continuously with Scrutinizer

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by James Ekow Abaka

created 2023-01-08 07:31 UTC

Input::server() A

↳ Parent: Input

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	1
c	1
b	0
f	0
nc	1
nop	1
dl	0
loc	3
ccs	0
cts	2
cp	0
crap	2
rs	10

<?php

/*
 * Ntentan Framework
 * Copyright (c) 2008-2015 James Ekow Abaka Ainooson
 * 
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 
 * 
 */

namespace ntentan\utils;

/**
 * An input filter class which is wraped around PHP's `filter_input` and
 * `filter_input_array` classes. This class provides methods which allow safe
 * and secure access to data passed to an application. 
 *
 * @author James Ainooson
 */
class Input
{
    /**
     * Constant for POST request.
     */
    const POST = INPUT_POST;

    /**
     * Constant for GET request.
     */
    const GET = INPUT_GET;

    //const REQUEST = INPUT_REQUEST;

    const REQUEST_DECODER_INTERNAL = "Input::decodeInternal";

    const REQUEST_DECODER_PHP = "Input::decodePhp";

    private static $decoder = self::REQUEST_DECODER_PHP;


    /**
     * Cache or arrays which hold decoded query strings.
     *
     * @var array
     */
    private static $arrays = [];

    /**
     * Does the actual work of calling either the filter_input of 
     * filter_input_array. Calls the filter_input when a data key is provided
     * and callse the filte_input_array when a data key is absent.
     * 
     * @param string $input Input type
     * @param string $key The data key
     * @return string|array The value.
     */
    private static function getVariable(int $input, string $key = null): string | array
    {
        if ($key === null) {
            if (!isset(self::$arrays[$input])) {
                self::$arrays[$input] = filter_input_array($input) ?? [];
            }
            $return = self::$arrays[$input];
        } else {
            $return = filter_input($input, $key) ?? "";
        }

        if ($return === null && $key === null) {
            $return = array();
        }

        return $return;
    }

    /**
     * Retrieves GET request variables.
     * 
     * @param string $key
     * @return string|array
     */
    public static function get(string $key = null)
    {
        return self::getVariable(INPUT_GET, $key);
    }

    /**
     * Retrieves post request variables.
     * 
     * @param string $key
     * @return string|array
     */
    public static function post(string $key = null)
    {
        return self::getVariable(INPUT_POST, $key);
    }

    /**
     * Retrieves server variables.
     * 
     * @param string $key
     * @return string|array
     */
    // public static function server(string $key = null): string | array
    // {
    //     //return self::getVariable(INPUT_SERVER, $key);
    //     if ($key === null) {

    //     }
    // }

    /**
     * Retrieves cookie variables.
     * 
     * @param string $key
     * @return string|array
     */
    public static function cookie(string $key = null)
    {
        return self::getVariable(INPUT_COOKIE, $key);
    }

    /**
     * Checks if a particular key exists in a given request query.
     *
     * @param string $input
     * @param string $key
     * @return bool
     */
    public static function exists(string $input, string $key): bool
    {
        return isset(self::getVariable($input, null)[$key]);
        return isset(self::getVariable(/** @scrutinizer ignore-type */ $input, null)[$key]);
    }

    /**
     * Retrieves uploaded files as instances of UploadedFile or an array of UploadedFile if multiples exist.
     *
     * @param string $key
     * @return array|filesystem\UploadedFile|null
     */
    public static function files(string $key = null)
    {
        if (!isset($_FILES[$key])) {
            return null;
        }
        if (is_array($_FILES[$key]['name'])) {
            return self::getFileObjects($key);
        } else {
            return new filesystem\UploadedFile($_FILES);
        }
    }

    private static function getFileObjects($key)
    {
        $files = [];
        $numFiles = count($_FILES[$key]['name']);
        for ($i = 0; $i < $numFiles; $i++) {
            $files[] = new filesystem\UploadedFile([
                'name' => $_FILES[$key]['name'][$i],
                'type' => $_FILES[$key]['type'][$i],
                'tmp_name' => $_FILES[$key]['tmp_name'][$i],
                'error' => $_FILES[$key]['error'][$i],
                'size' => $_FILES[$key]['size'][$i],
            ]);
        }
        return $files;
    }
}


ntentan / utils

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Input::server() A

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