Class: OData::AbstractQuery::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/o_data/abstract_query/parser.rb

Constant Summary collapse

@@reserved_option_names = 
%w{orderby expand select top skip filter format inlinecount}.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(schema) ⇒ Parser

Returns a new instance of Parser.



9
10
11
 
# File 'lib/o_data/abstract_query/parser.rb', line 9

def initialize(schema)
  @schema = schema
end

Instance Attribute Details

#schema ⇒ Object (readonly)

Returns the value of attribute schema.



7
8
9
 
# File 'lib/o_data/abstract_query/parser.rb', line 7

def schema
  @schema
end

Instance Method Details

#parse!(uri) ⇒ Object 



13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/o_data/abstract_query/parser.rb', line 13

def parse!(uri)
  return nil if uri.blank?
  
  query = @schema.Query
  
  resource_path, query_string = uri.split('?', 2)
  
  unless resource_path.blank?
    resource_path_components = resource_path.split('/')
    resource_path_components.each_index do |i|
      resource_path_component = resource_path_components[i]
      segment = _parse_segment!(query, resource_path_component)
    end
  end
  
  unless query_string.blank?
    query_string_components = query_string.split('&')
    query_string_components.each_index do |i|
      query_string_component = query_string_components[i]
      option = _parse_option!(query, query_string_component)
    end
  end
  
  query
end