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
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
require 'rss/image'
require 'rss/maker/1.0'
require 'rss/maker/dublincore'
module RSS
module Maker
module ImageItemModel
def self.append_features(klass)
super
name = "#{RSS::IMAGE_PREFIX}_item"
klass.add_need_initialize_variable(name, "make_#{name}")
klass.add_other_element(name)
klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
attr_reader :#{name}
def setup_#{name}(feed, current)
if @#{name}
@#{name}.to_feed(feed, current)
end
end
def make_#{name}
self.class::#{Utils.to_class_name(name)}.new(@maker)
end
EOC
end
def self.install_image_item(klass)
klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
class ImageItem < ImageItemBase
DublinCoreModel.install_dublin_core(self)
end
EOC
end
class ImageItemBase
include Base
include Maker::DublinCoreModel
attr_accessor :about, :resource, :image_width, :image_height
add_need_initialize_variable("about")
add_need_initialize_variable("resource")
add_need_initialize_variable("image_width")
add_need_initialize_variable("image_height")
alias width= image_width=
alias width image_width
alias height= image_height=
alias height image_height
def have_required_values?
@about
end
def to_feed(feed, current)
if current.respond_to?(:image_item=) and have_required_values?
item = current.class::ImageItem.new
setup_values(item)
setup_other_elements(item)
current.image_item = item
end
end
end
end
module ImageFaviconModel
def self.append_features(klass)
super
name = "#{RSS::IMAGE_PREFIX}_favicon"
klass.add_need_initialize_variable(name, "make_#{name}")
klass.add_other_element(name)
klass.module_eval(<<-EOC, __FILE__, __LINE__+1)
attr_reader :#{name}
def setup_#{name}(feed, current)
if @#{name}
@#{name}.to_feed(feed, current)
end
end
def make_#{name}
self.class::#{Utils.to_class_name(name)}.new(@maker)
end
EOC
end
def self.install_image_favicon(klass)
klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
class ImageFavicon < ImageFaviconBase
DublinCoreModel.install_dublin_core(self)
end
EOC
end
class ImageFaviconBase
include Base
include Maker::DublinCoreModel
attr_accessor :about, :image_size
add_need_initialize_variable("about")
add_need_initialize_variable("image_size")
alias size image_size
alias size= image_size=
def have_required_values?
@about and @image_size
end
def to_feed(feed, current)
if current.respond_to?(:image_favicon=) and have_required_values?
favicon = current.class::ImageFavicon.new
setup_values(favicon)
setup_other_elements(favicon)
current.image_favicon = favicon
end
end
end
end
class ChannelBase; include Maker::ImageFaviconModel; end
class ItemsBase
class ItemBase; include Maker::ImageItemModel; end
end
makers.each do |maker|
maker.module_eval(<<-EOC, __FILE__, __LINE__ + 1)
class Channel
ImageFaviconModel.install_image_favicon(self)
end
class Items
class Item
ImageItemModel.install_image_item(self)
end
end
EOC
end
end
end
|