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valid-email.php ➔ email()   A
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Complexity

Conditions 3
Paths 3

Size

Total Lines 17
Code Lines 10

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 3
eloc 10
nc 3
nop 1
dl 0
loc 17
rs 9.4285
c 0
b 0
f 0
1 
<?php
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * This file is part of the php-valid-email library.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * (c) Gunter Grodotzki <[email protected]>

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 *

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * For the full copyright and license information, please view the LICENSE file

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * that was distributed with this source code.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace AfriCC\Valid;

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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function email($string)

            


            
                                                        
            
                                    
            
            

                
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{

            


            
                                                        
            
                                    
            
            

                
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    $pos = strrpos($string, '@');

            


            
                                                        
            
                                    
            
            

                
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    if ($pos === false) {

            


            
                                                        
            
                                    
            
            

                
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        return false;

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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    $ascii_email = substr($string, 0, $pos) . '@' . idn_to_ascii(substr($string, $pos + 1), 0, INTL_IDNA_VARIANT_2003);

            


            
                                                        
            
                                    
            
            

                
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    if (version_compare(PHP_VERSION, '7.1.0', '>=')) {

            


            
                                                        
            
                                    
            
            

                
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        $flags = FILTER_FLAG_EMAIL_UNICODE;

            


            
                                                        
            
                                    
            
            

                
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    } else {

            


            
                                                        
            
                                    
            
            

                
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        $flags = null;

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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    return (bool) filter_var($ascii_email, FILTER_VALIDATE_EMAIL, $flags);

            


            
                                                        
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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