pass test

[pettanr/pettanr.git] / app / models / comic.rb

diff --git a/app/models/comic.rb b/app/models/comic.rb
index 2411318..b280dd3 100644 (file)
--- a/app/models/comic.rb
+++ b/app/models/comic.rb
@@ -1,12 +1,31 @@
 class Comic < ActiveRecord::Base
   has_many :panels, :dependent => :destroy
   belongs_to :author
-
+  
+  validates :title, :presence => true, :length => {:maximum => 100}\r
+  validates :width, :presence => true, :numericality => true, :natural_number => true
+  validates :height, :presence => true, :numericality => true, :natural_number => true
+  validates :visible, :presence => true, :numericality => true, :inclusion => {:in => 0..3}
+  validates :editable, :presence => true, :numericality => true, :inclusion => {:in => 0..3}
+  
+  before_save do |r|
+    r.supply_default
+  end
+  
+  def supply_default
+    self.visible = 0 if self.visible.blank?
+    self.editable= 0 if self.editable.blank?
+  end
+  
   def own? author
     return false unless author
     self.author_id == author.id
   end
   
+  def visible? author
+    self.visible > 0 or self.own?(author)
+  end
+  
   def disp_editable
     editable == 1 ? 'O' : 'X'
   end
@@ -15,4 +34,96 @@ class Comic < ActiveRecord::Base
     visible == 1 ? 'O' : 'X'
   end
   
+  def self.default_page_size
+    25
+  end
+  
+  def self.max_page_size
+    100
+  end
+  
+  def self.default_panel_size
+    30
+  end
+  
+  def self.max_panel_size
+    200
+  end
+  
+  def self.page prm = nil
+    page = prm.to_i
+    page = 1 if page < 1
+    page
+  end
+  
+  def self.page_size prm = self.default_page_size
+    page_size = prm.to_i
+    page_size = self.max_page_size if page_size > self.max_page_size
+    page_size = self.default_page_size if page_size < 1
+    page_size
+  end
+  
+  def self.offset cnt, prm = nil
+    offset = prm.to_i
+    offset = cnt - 1 if offset >= cnt
+    offset = cnt - offset.abs if offset < 0
+    offset = 0 if offset < 0
+    offset
+  end
+  
+  def self.panel_count cnt, prm = self.default_panel_size
+    count = prm.to_i
+    count = self.max_panel_size if count > self.max_panel_size
+    count = self.default_panel_size if count < 1
+    count
+  end
+  
+  def self.list opt = {}, page = 1, page_size = self.default_page_size
+    opt.merge!(self.list_opt) unless opt[:include]
+    opt.merge!({:conditions => ['visible > 0'], :order => 'updated_at desc', :limit => page_size, :offset => (page -1) * page_size})
+    Comic.find(:all, opt)
+  end
+  
+  def self.list_opt
+    {:include => :author}
+  end
+  
+  def self.list_json_opt
+    {:include => :author}
+  end
+  
+  def self.show cid, au, opt = {}
+    c = Comic.find(cid, :include => self.show_include_opt(opt))
+    raise ActiveRecord::Forbidden unless c.visible?(au)
+    c
+  end
+  
+  def self.show_include_opt opt = {}
+    res = [:author]
+    res.push(opt[:include]) if opt[:include]
+    res
+  end
+  
+  def self.show_json_include_opt
+    {:include => :author}
+  end
+  
+  def self.play cid, opt = {}
+    Comic.find(cid, include: [
+      :author, 
+      :panels => [
+        :panel_pictures => :resource_picture, 
+        :speech_balloons =>{:balloons => {}, :speeches => {}}
+      ]
+    ], order: 'panels.t')
+  end
+  
+  def to_json_play
+    self.to_json( :include => {:author => {}, :panels => {:methods => :panel_element}})
+  end
+  
+  def self.visible_count
+    Comic.count 'visible > 0'
+  end
+  
 end