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Completed
Pull Request — master (#332)
by Elan
01:13
created

PdoWrapper::create()   A

↳ Parent: PdoWrapper

Complexity

Conditions 1
Paths 1

Size

Total Lines 16

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 16
rs 9.7333
c 0
b 0
f 0
cc 1
nc 1
nop 1
1 
<?php
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namespace Xhgui\Db;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use PDO;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use PDOException;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class PdoWrapper extends PDO

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /** @var string */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private $quoteIdentifier;

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public static function create(array $options): self

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        $pdoOptions = [

            


            
                                                                        
                            
            
                                    
            
            

                
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            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,

            


            
                                                                        
                            
            
                                    
            
            

                
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        ];

            


            
                                                                        
                            
            
                                    
            
            

                
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        $pdo = new self(

            


            
                                                                        
                            
            
                                    
            
            

                
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            $options['dsn'],

            


            
                                                                        
                            
            
                                    
            
            

                
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            $options['user'],

            


            
                                                                        
                            
            
                                    
            
            

                
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            $options['pass'],

            


            
                                                                        
                            
            
                                    
            
            

                
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            $pdoOptions

            


            
                                                                        
                            
            
                                    
            
            

                
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        );

            


            
                                                                        
                            
            
                                    
            
            

                
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        $pdo->quoteIdentifier = self::getQuoteIdentifier($options['dsn']);

            


            
                                                                        
                            
            
                                    
            
            

                
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        return $pdo;

            


            
                                                                        
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function quoteIdentifier(string $identifier)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return sprintf('%c%s%c', $this->quoteIdentifier, $identifier, $this->quoteIdentifier);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private static function getQuoteIdentifier(string $dsn): string

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $adapter = explode(':', $dsn, 2)[0];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $identifierMap = [

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            'mysql' => '`',

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            'pgsql' => '"',

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            'sqlite' => '"',

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        ];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $quoteIdentifier = $identifierMap[$adapter] ?? null;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if ($quoteIdentifier === null) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            throw new PdoException("Unsupported adapter '$adapter' to detect quote identifier");

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $quoteIdentifier;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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