merge

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

diff --git a/app/models/ground_picture.rb b/app/models/ground_picture.rb
index 207b208..bd1d16d 100644 (file)
--- a/app/models/ground_picture.rb
+++ b/app/models/ground_picture.rb
@@ -1,58 +1,127 @@
-class GroundPicture < ActiveRecord::Base
+class GroundPicture < Peta::Element
+  load_manifest
   belongs_to :panel
   belongs_to :picture
   
   validates :panel_id, :numericality => {:allow_blank => true}
-  validates :picture_id, :numericality => true, :existence => true
+  validates :repeat, :numericality => true, :inclusion => { :in => 0..3 }
+  validates :x, :numericality => true
+  validates :y, :numericality => true
+  validates :picture_id, :numericality => true, :existence => {:both => false}
   validates :z, :presence => true, :numericality => {:greater_than => 0}
+  validates :t, :presence => true, :numericality => {:greater_than_or_equal_to => 0}
   
-  def self.default_page_size
-    25
+  scope :with_panel, -> do
+    includes(:panel)
   end
   
-  def self.max_page_size
-    100
+  scope :find_index, -> do
+    with_panel.where(Panel.arel_table[:publish].gt 0).references(:panel)
   end
   
-  def self.page prm = nil
-    page = prm.to_i
-    page = 1 if page < 1
-    page
+  scope :find_private, -> (operators) do 
+    with_panel.where(Panel.arel_table[:author_id].eq operators.author.id).references(:panel)
   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
+  scope :find_by_panel, -> (panel_id) do 
+    find_index.where(panel_id: panel_id).references(:panel)
   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
+  scope :find_by_author, -> (author_id) do 
+    find_index.where(Panel.arel_table[:author_id].eq author_id).references(:panel)
   end
   
-  def self.list opt = {}, page = 1, page_size = self.default_page_size
-    opt.merge!(self.list_opt) unless opt[:include]
-    opt.merge!({:conditions => 'panels.publish > 0', :order => 'ground_pictures.updated_at desc', :limit => page_size, :offset => (page -1) * page_size})
-    GroundPicture.find(:all, opt)
+  @@repeat_texts = ['repeat', 'repeat-x', 'repeat-y', 'no-repeat']
+  
+  def self.pickup_item_name
+    Picture.item_name
   end
   
-  def self.list_opt
-    {:include => {:panel => {:author => {}}, :picture => {:artist => {}, :license => {}}}}
+  def self.pickup_column_name
+    self.pickup_item_name + '_id'
+  end
+  
+  def pickup_id
+    # get :picture_id if head revision
+    self.attributes[self.pickup_column_name]
+  end
+  
+  def y
+    self.attributes['y']
+  end
+  
+  def self.by_author_list_includes
+    {
+      :panel => {
+        :author => {}
+      }
+    }
+  end
+  
+  def self.has_picture?
+    true
+  end
+  
+  def supply_default
+    self.x = 0
+    self.y = 0
+    self.repeat = 0
+    if self.panel
+      self.t = self.panel.new_t 
+      self.z = self.panel.new_z 
+    end
+  end
+  
+  def overwrite pid
+    self.panel_id = pid
+  end
+  
+  def style spot = nil, opacity = 20
+    r = {
+      'position' => 'absolute', 'top' => '0px', 'left' => '0px', 'z-index' => self.z, 
+      'background-image' => "url(#{self.picture.url})", 
+      'background-repeat' => self.repeat_text, 
+      'background-position' => "#{self.x}px #{self.y}px"
+    }
+    self.merge_opacity(r, opacity) if spot and spot != self
+    r
+  end
+  
+  def tmb_opt_img_tag
+    tw, th = PettanImager.thumbnail_size(self.picture.width, self.picture.height)
+    {:src => self.picture.url, :width => tw, :height => th, :alt => self.caption}
+  end
+  
+  def symbol_option
+    self.tmb_opt_img_tag
   end
   
-  def self.list_json_opt
+  def repeat_text
+    @@repeat_texts[self.repeat]
+  end
+  
+  def self.public_list_where list
+    'panels.publish > 0'
+  end
+  
+  def self.show_opt
     {:include => {:panel => {:author => {}}, :picture => {:artist => {}, :license => {}}}}
   end
   
-  def self.mylist au, opt = {}, page = 1, ground_picture_page_size = Author.default_ground_picture_page_size
-    opt.merge!(self.list_opt) unless opt[:include]
-    opt.merge!({:conditions => ['panels.author_id = ?', au.id], :order => 'ground_pictures.updated_at desc', :limit => page_size, :offset => (page -1) * ground_picture_page_size})
-    GroundPicture.find(:all, opt)
+  def scenario
+    if caption.blank?
+      ''
+    else
+      '<p>' + ERB::Util.html_escape(self.caption) + '</p>'
+    end
+  end
+  
+  def plain_scenario
+    if caption.blank?
+      ''
+    else
+      self.caption + "\n"
+    end
   end
   
 end