Class: Goodsheet::Row

Inherits:
Object
  • Object
show all
Extended by:
ActiveModel::Naming
Includes:
ActiveModel::Conversion, ActiveModel::Validations
Defined in:
lib/goodsheet/row.rb

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arr) ⇒ Row

Returns a new instance of Row.



15
16
17
18
19
20
21
22
 
# File 'lib/goodsheet/row.rb', line 15

def initialize(arr)
  arr.each_with_index do |v, idx|
    if k = self.class.keys[idx]
      send("#{k}=", v)       
    end
  end
  super()
end

Class Attribute Details

.keys ⇒ Object

Returns the value of attribute keys.



11
12
13
 
# File 'lib/goodsheet/row.rb', line 11

def keys
  @keys
end

Class Method Details

.column_names(param) ⇒ Object

Define the position (or index) and the name of columns. There are available three mode to define them: using an hash index to name (like { 0 => :year, 2 => :day }) or name to index (like { :year => 0, :day => 2 }) or using an array with the names at desired positions (like [:year, nil, :day]), put a nil at the position The positions are 0-based.



39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
 
# File 'lib/goodsheet/row.rb', line 39

def self.column_names(param)
  @keys = {}
  if param.is_a? Hash
    if param.first[0].is_a? Integer
      param.each do |idx, name|
        self.keys[idx] = name
        attr_accessor name
      end
    else
      param.each do |name, idx|
        self.keys[idx] = name
        attr_accessor name
      end
    end
  elsif param.is_a? Array
    param.each_with_index do |name, idx|
      if name
        self.keys[idx] = name
        attr_accessor name        
      end
    end

  else
    raise "parameter non valid"
  end
end

.inherit(block) ⇒ Object 



24
25
26
27
28
29
30
 
# File 'lib/goodsheet/row.rb', line 24

def self.inherit(block)
  c = Class.new(self) do
    @keys = {} # idx => key
  end
  c.class_eval(&block)
  c
end

.row_attributes ⇒ Object

Get the list of attributes (the columns to import)



72
73
74
 
# File 'lib/goodsheet/row.rb', line 72

def self.row_attributes
  @keys.values
end

Instance Method Details

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


67
68
69
 
# File 'lib/goodsheet/row.rb', line 67

def persisted?
  false
end