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Push — master ( bbfade...32fb37 )
by Florent
02:44
created

StringStream::read()   A

↳ Parent: StringStream

Complexity

Conditions 4
Paths 4

Size

Total Lines 14
Code Lines 8

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 4
eloc 8
nc 4
nop 1
dl 0
loc 14
rs 9.2
c 0
b 0
f 0
1 
<?php
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declare(strict_types=1);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/*

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * The MIT License (MIT)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Copyright (c) 2018 Spomky-Labs

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * This software may be modified and distributed under the terms

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * of the MIT license.  See the LICENSE file for details.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace U2FAuthentication\Fido2;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use CBOR\Stream;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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final class StringStream implements Stream

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private $resource;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * StringStream constructor.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param string $data

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function __construct(string $data)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $this->resource = fopen('php://memory', 'r+');

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        fwrite($this->resource, $data);

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
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            Bug
    
    
    
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It seems like $this->resource can also be of type false; however, parameter $handle of fwrite() does only seem to accept resource, maybe add an additional type check?
                                                                                                                                                                                           (
                                     Ignorable by Annotation
                                )
                                

                                    
 If this is a false-positive, you can also ignore this issue in your code via the ignore-type   annotation

                                    

                                        

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        fwrite(/** @scrutinizer ignore-type */ $this->resource, $data);

                                        

                                                                            

                                

                                                                                                                                                                                                                                    

                    
                                                    

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        rewind($this->resource);

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
0 ignored issues

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            Bug
    
    
    
        introduced 
                            by 
            

        

        

            
        

        

            

                

                    
                
                
            


        

    

    

        
                        

                            
                        

                                        
It seems like $this->resource can also be of type false; however, parameter $handle of rewind() does only seem to accept resource, maybe add an additional type check?
                                                                                                                                                                                           (
                                     Ignorable by Annotation
                                )
                                

                                    
 If this is a false-positive, you can also ignore this issue in your code via the ignore-type   annotation

                                    

                                        

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        rewind(/** @scrutinizer ignore-type */ $this->resource);

                                        

                                                                            

                                

                                                                                                                                                                                                                                    

                    
                                                    

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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function read(int $length): string

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        if (0 === $length) {

            


            
                                                                        
                            
            
                                    
            
            

                
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            return '';

            


            
                                                                        
                            
            
                                    
            
            

                
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        }

            


            
                                                                        
                            
            
                                    
            
            

                
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        $data = fread($this->resource, $length);

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
0 ignored issues

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                            show
                        


                        

                                                                                        




    

        
            Bug
    
    
    
        introduced 
                            by 
            

        

        

            
        

        

            

                

                    
                
                
            


        

    

    

        
                        

                            
                        

                                        
It seems like $this->resource can also be of type false; however, parameter $handle of fread() does only seem to accept resource, maybe add an additional type check?
                                                                                                                                                                                           (
                                     Ignorable by Annotation
                                )
                                

                                    
 If this is a false-positive, you can also ignore this issue in your code via the ignore-type   annotation

                                    

                                        

                                            39
                                            
                                                
        $data = fread(/** @scrutinizer ignore-type */ $this->resource, $length);

                                        

                                                                            

                                

                                                                                                                                                                                                                                    

                    
                                                    

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        if (!is_string($data)) {

            


                            

                    
                        
                    
                    
                    
                    
                                                                                                    
                        

                            
                            
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The condition is_string($data) is always true.
                                                                                                                                                    

                    
                                                    

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            throw new \InvalidArgumentException('Cannot stream the data');

            


            
                                                                        
                            
            
                                    
            
            

                
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        }

            


            
                                                                        
                            
            
                                    
            
            

                
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        if (mb_strlen($data, '8bit') !== $length) {

            


            
                                                                        
                            
            
                                    
            
            

                
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            throw new \InvalidArgumentException(sprintf('Out of range. Expected: %d, read: %d', $length, mb_strlen($data, '8bit')));

            


            
                                                                        
                            
            
                                    
            
            

                
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        }

            


            
                                                                        
                            
            
                                    
            
            

                
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        return $data;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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