Class: DisqusRails::Collection

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/disqus_rails/collection.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(api_class_name, method = :list, attributes = {}) ⇒ Collection

Returns a new instance of Collection.



21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
# File 'lib/disqus_rails/collection.rb', line 21

def initialize(api_class_name, method = :list, attributes = {})
  @api_class_name = api_class_name
  @method = method
  @attributes = attributes

  api_class = Api.const_get api_class_name
  results = api_class.send method, attributes
  @cursor = results[:cursor].symbolize_keys

  @items = []
  results[:response].each do |item|
    @items << DisqusRails.const_get(self.class.name.singularize.split(/::/).last).new(item)
  end
end

Instance Attribute Details

#items ⇒ Object

Returns the value of attribute items.



6
7
8
 
# File 'lib/disqus_rails/collection.rb', line 6

def items
  @items
end

Class Method Details

.inherited(subclass) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
 
# File 'lib/disqus_rails/collection.rb', line 8

def self.inherited(subclass)
  subclass.class_exec do
    define_method "find_all_#{subclass.name.split(/::/).last.downcase}!".to_sym do
      while has_cursor_next?
        previous_items = @items
        cursor_next!
        @items = previous_items + @items
      end
      self
    end
  end
end

Instance Method Details

#cursor_next ⇒ Object 



54
55
56
57
58
59
60
 
# File 'lib/disqus_rails/collection.rb', line 54

def cursor_next
  if has_cursor_next?
    @attributes[:cursor] = @cursor[:next]
    self.class.new(@api_class_name, @method, @attributes)
  end
  self
end

#cursor_next! ⇒ Object 



62
63
64
65
66
67
68
 
# File 'lib/disqus_rails/collection.rb', line 62

def cursor_next!
  if has_cursor_next?
    @attributes[:cursor] = @cursor[:next]
    initialize(@api_class_name, @method, @attributes)
  end
  self
end

#cursor_prev ⇒ Object 



70
71
72
73
74
75
76
 
# File 'lib/disqus_rails/collection.rb', line 70

def cursor_prev
  if has_cursor_prev?
    @attributes[:cursor] = @cursor[:prev]
    self.class.new(@api_class_name, @method, @attributes)
  end
  self
end

#cursor_prev! ⇒ Object 



78
79
80
81
82
83
84
 
# File 'lib/disqus_rails/collection.rb', line 78

def cursor_prev!
  if has_cursor_prev?
    @attributes[:cursor] = @cursor[:prev]
    initialize(@api_class_name, @method, @attributes)
  end
  self
end

#each(&block) ⇒ Object 



36
37
38
39
40
41
42
43
44
 
# File 'lib/disqus_rails/collection.rb', line 36

def each(&block)
  @items.each do |item|
    if block_given?
      block.call item
    else
      yield item
    end
  end
end

#has_cursor_next? ⇒ Boolean

Returns:

  • (Boolean) 


46
47
48
 
# File 'lib/disqus_rails/collection.rb', line 46

def has_cursor_next?
  @cursor[:hasNext]
end

#has_cursor_prev? ⇒ Boolean

Returns:

  • (Boolean) 


50
51
52
 
# File 'lib/disqus_rails/collection.rb', line 50

def has_cursor_prev?
  @cursor[:hasPrev]
end