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01:26
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QueryStringSerializer.decode()   A

↳ Parent: benedict.serializers.query_string

Complexity

Conditions 3

Size

Total Lines 11
Code Lines 10

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 3
eloc 10
nop 3
dl 0
loc 11
rs 9.9
c 0
b 0
f 0
1 
# -*- coding: utf-8 -*-
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from benedict.serializers.abstract import AbstractSerializer

            


            
                                                                                                            
                            
            
                                    
            
            

                
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try:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    # python 3

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from urllib.parse import urlencode

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from urllib.parse import parse_qs

            


            
                                                                                                            
                            
            
                                    
            
            

                
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except ImportError:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    # python 2

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from urllib import urlencode

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    from urlparse import parse_qs

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import json

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import re

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class QueryStringSerializer(AbstractSerializer):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def __init__(self):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        super(QueryStringSerializer, self).__init__()

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    def decode(self, s, **kwargs):

            


            
                                                                        
                            
            
                                    
            
            

                
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        flat = kwargs.pop('flat', True)

            


            
                                                                        
                            
            
                                    
            
            

                
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        qs_re = r'^(([\w\-\%\+]+\=[\w\-\%\+]*)+([\&]{1})?)+'

            


            
                                                                        
                            
            
                                    
            
            

                
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        qs_pattern = re.compile(qs_re)

            


            
                                                                        
                            
            
                                    
            
            

                
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        if qs_pattern.match(s):

            


            
                                                                        
                            
            
                                    
            
            

                
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            data = parse_qs(s)

            


            
                                                                        
                            
            
                                    
            
            

                
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            if flat:

            


            
                                                                        
                            
            
                                    
            
            

                
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                data = {key: value[0] for key, value in data.items()}

            


            
                                                                        
                            
            
                                    
            
            

                
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            return data

            


            
                                                                        
                            
            
                                    
            
            

                
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        else:

            


            
                                                                        
                            
            
                                    
            
            

                
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            raise ValueError('Invalid query string: {}'.format(s))

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def encode(self, d, **kwargs):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        data = urlencode(d, **kwargs)

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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        return data

            


            
                                                        
            
                                    
            
            

                
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