Module: Couch::DocExtensions

Included in:
Document
Defined in:
lib/couch/doc_view.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.condition_keys(v) ⇒ Object 



66
67
68
69
70
71
72
73
 
# File 'lib/couch/doc_view.rb', line 66

def self.condition_keys(v)
  case v
  when Range
    { :startkey => v.first, :endkey => v.last }
  else
    { :startkey => v, :endkey => v }
  end
end

Instance Method Details

#count(conditions = {}) ⇒ Object

conditions might be empty, or might contain :key => required value(s) entries



52
53
54
55
56
57
58
59
60
61
62
63
64
 
# File 'lib/couch/doc_view.rb', line 52

def count(conditions = {})
  case conditions.length
  when 0
    r = view(:count, *conditions.keys).all
    r.inject(0) do |sum, row| sum + row[:value] end
  when 1
    startkey = endkey = conditions.values.first
    r = view(:count, *conditions.keys).all(Couch::DocExtensions.condition_keys(conditions.values.first))
    r.inject(0) do |sum, row| sum + row[:value] end
  else
    raise "More than one key is currently not supported"
  end
end

#view(mode, *keys) ⇒ Object 



45
46
47
 
# File 'lib/couch/doc_view.rb', line 45

def view(mode, *keys)
  Couch::DocView.find_or_create(self, :mode => mode, :keys => keys)
end