1 class Scroll < ActiveRecord::Base
2 has_many :scroll_panels
5 validates :title, :presence => true, :length => {:maximum => 100}
6 validates :visible, :presence => true, :numericality => true, :inclusion => {:in => 0..1}
7 validates :author_id, :presence => true, :numericality => true, :existence => {:both => false}
9 before_validation :valid_encode
12 ['title', 'description'].each do |a|
13 next if attributes[a] == nil
14 raise Pettanr::BadRequest unless attributes[a].valid_encoding?
19 self.visible = 0 if self.visible.blank?
23 return false unless au
24 self.author_id = au.id
28 roles = [roles] unless roles.respond_to?(:each)
29 au = Scroll.get_author_from_roles roles
30 return false unless au
31 self.author_id == au.id
35 if MagicNumber['run_mode'] == 0
36 return false unless guest_role_check(roles)
38 return false unless reader_role_check(roles)
40 return true if self.own?(roles)
44 def scroll_panels_count
45 ScrollPanel.where(['scroll_panels.scroll_id = ?', self.id]).count
48 def self.default_page_size
52 def self.max_page_size
56 def self.default_panel_size
60 def self.max_panel_size
64 def self.page prm = nil
70 def self.page_size prm = self.default_page_size
72 page_size = self.max_page_size if page_size > self.max_page_size
73 page_size = self.default_page_size if page_size < 1
81 def self.mylist_where au
82 ['scrolls.author_id = ?', au.id]
85 def self.himlist_where au
86 ['scrolls.author_id = ? and scrolls.visible > 0', au.id]
89 def self.list page = 1, page_size = self.default_page_size
90 Scroll.where(self.list_where()).includes(Scroll.list_opt).order('scrolls.updated_at desc').offset((page -1) * page_size).limit(page_size)
93 def self.mylist au, page = 1, page_size = Author.default_scroll_page_size
94 Scroll.where(self.mylist_where(au)).includes(Scroll.list_opt).order('scrolls.updated_at desc').offset((page -1) * page_size).limit(page_size)
97 def self.himlist au, page = 1, page_size = Author.default_scroll_page_size
98 Scroll.where(self.himlist_where(au)).includes(Scroll.list_opt).order('scrolls.updated_at desc').offset((page -1) * page_size).limit(page_size)
101 def self.list_paginate page = 1, page_size = self.default_page_size
102 Kaminari.paginate_array(Array.new(Scroll.where(self.list_where()).count, nil)).page(page).per(page_size)
105 def self.mylist_paginate au, page = 1, page_size = Author.default_scroll_page_size
106 Kaminari.paginate_array(Array.new(Scroll.where(self.mylist_where(au)).count, nil)).page(page).per(page_size)
109 def self.himlist_paginate au, page = 1, page_size = Author.default_scroll_page_size
110 Kaminari.paginate_array(Array.new(Scroll.where(self.himlist_where(au)).count, nil)).page(page).per(page_size)
113 def self.list_by_panel panel_id, roles, page = 1, page_size = self.default_page_size
114 self.where(ScrollPanel.list_by_panel_where(panel_id)).includes(
115 {:scroll_panels => {}}
116 ).order('scroll_panels.updated_at desc').offset((page -1) * page_size).limit(page_size)
119 def self.list_by_author_where author_id
120 ['scrolls.author_id = ?', author_id]
123 def self.list_by_author author_id, roles, page = 1, page_size = self.default_page_size
124 self.where(self.list_by_author_where(author_id)).includes(self.list_opt).order('scrolls.updated_at desc').offset((page -1) * page_size).limit(page_size)
128 {:scroll_panels => {:panel => {}}, :author => {} }
131 def self.list_json_opt
132 {:include => {:scroll_panels => {:include => {:panel => {}}}, :author => {}}}
135 def self.show sid, roles
137 opt.merge!(Scroll.show_opt)
138 res = Scroll.find(sid, opt)
139 raise ActiveRecord::Forbidden unless res.visible?(roles)
143 def self.edit sid, au
145 opt.merge!(Scroll.show_opt)
146 res = Scroll.find(sid, opt)
147 raise ActiveRecord::Forbidden unless res.own?(au)
152 {:include => {:scroll_panels => {:panel => {}}, :author => {}}}
155 def self.show_json_opt
156 {:include => {:scroll_panels => {:include => {:panel => {}}}, :author => {}}}
159 def self.visible_count
160 Scroll.count 'visible > 0'
163 def destroy_with_scroll_panel
165 Scroll.transaction do
166 self.scroll_panels.each do |scroll_panel|
167 raise ActiveRecord::Rollback unless scroll_panel.destroy
169 raise ActiveRecord::Rollback unless self.destroy