1
2
3
4
5
6
7
8
9
10
11
12
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
38
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
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
require 'rss/dublincore'
require 'rss/maker/1.0'
module RSS
module Maker
module DublinCoreModel
def self.append_features(klass)
super
::RSS::DublinCoreModel::ELEMENT_NAME_INFOS.each do |name, plural_name|
plural_name ||= "#{name}s"
full_name = "#{RSS::DC_PREFIX}_#{name}"
full_plural_name = "#{RSS::DC_PREFIX}_#{plural_name}"
plural_klass_name = "DublinCore#{Utils.to_class_name(plural_name)}"
klass.def_classed_elements(full_name, "value", plural_klass_name,
full_plural_name, name)
klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
def new_#{full_name}(value=nil)
_#{full_name} = #{full_plural_name}.new_#{name}
_#{full_name}.value = value
if block_given?
yield _#{full_name}
else
_#{full_name}
end
end
EOC
end
klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
# For backward compatibility
alias #{DC_PREFIX}_rightses #{DC_PREFIX}_rights_list
EOC
end
::RSS::DublinCoreModel::ELEMENT_NAME_INFOS.each do |name, plural_name|
plural_name ||= "#{name}s"
full_name ||= "#{DC_PREFIX}_#{name}"
full_plural_name ||= "#{DC_PREFIX}_#{plural_name}"
klass_name = Utils.to_class_name(name)
full_klass_name = "DublinCore#{klass_name}"
plural_klass_name = "DublinCore#{Utils.to_class_name(plural_name)}"
module_eval(<<-EOC, __FILE__, __LINE__ + 1)
class #{plural_klass_name}Base < Base
def_array_element(#{name.dump}, #{full_plural_name.dump},
#{full_klass_name.dump})
class #{full_klass_name}Base < Base
attr_accessor :value
add_need_initialize_variable("value")
alias_method(:content, :value)
alias_method(:content=, :value=)
def have_required_values?
@value
end
def to_feed(feed, current)
if value and current.respond_to?(:#{full_name})
new_item = current.class::#{full_klass_name}.new(value)
current.#{full_plural_name} << new_item
end
end
end
#{klass_name}Base = #{full_klass_name}Base
end
EOC
end
def self.install_dublin_core(klass)
::RSS::DublinCoreModel::ELEMENT_NAME_INFOS.each do |name, plural_name|
plural_name ||= "#{name}s"
klass_name = Utils.to_class_name(name)
full_klass_name = "DublinCore#{klass_name}"
plural_klass_name = "DublinCore#{Utils.to_class_name(plural_name)}"
klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
class #{plural_klass_name} < #{plural_klass_name}Base
class #{full_klass_name} < #{full_klass_name}Base
end
#{klass_name} = #{full_klass_name}
end
EOC
end
end
end
class ChannelBase
include DublinCoreModel
end
class ImageBase; include DublinCoreModel; end
class ItemsBase
class ItemBase
include DublinCoreModel
end
end
class TextinputBase; include DublinCoreModel; end
makers.each do |maker|
maker.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
class Channel
DublinCoreModel.install_dublin_core(self)
end
class Image
DublinCoreModel.install_dublin_core(self)
end
class Items
class Item
DublinCoreModel.install_dublin_core(self)
end
end
class Textinput
DublinCoreModel.install_dublin_core(self)
end
EOC
end
end
end
|
