t#32246:add sheet

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

diff --git a/app/models/sheet.rb b/app/models/sheet.rb
index eb9cd35..afe4b8d 100644 (file)
--- a/app/models/sheet.rb
+++ b/app/models/sheet.rb
@@ -7,6 +7,7 @@ class Sheet < ActiveRecord::Base
   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..1}
+  accepts_nested_attributes_for :sheet_panels, :allow_destroy => true
   before_validation :valid_encode
   
   def valid_encode
@@ -16,6 +17,27 @@ class Sheet < ActiveRecord::Base
     end
   end
   
+  def self.each_element_class_names
+    {'SheetPanel' => 'sheet_panels'}.each do |k, n|
+      yield k
+    end
+  end
+  
+  def self.class_name_to_class k
+    Object.const_get k
+  end
+  
+  def self.each_element_classes
+    self.each_element_class_names do |k|
+      e = self.class_name_to_class k
+      yield e
+    end
+  end
+  
+  def elements_by_class_name class_name
+    self.__send__ class_name.tableize
+  end
+  
   def supply_default
     self.visible = 0 if self.visible.blank?
   end
@@ -46,6 +68,18 @@ class Sheet < ActiveRecord::Base
     visible? au
   end
   
+  def tag_id
+    'sheet' + self.tag_sheet_id
+  end
+  
+  def tag_sheet_id
+    self.new_record? ? '0' : self.id.to_s
+  end
+  
+  def field_tag_id f
+    self.tag_id + f.to_s
+  end
+  
   def self.default_page_size
     25
   end
@@ -143,10 +177,109 @@ class Sheet < ActiveRecord::Base
     {:include => {:sheet_panels => {:include => {:panel => {}}}, :author => {}}}
   end
   
+  def parts_element
+    r = []
+    self.class.each_element_class_names do |k|
+      r += (self.elements_by_class_name(k) || [])
+    end
+    r
+  end
+  
+  def zorderd_elements
+    res = []
+    self.parts_element.each do |e|
+      res[e.z-1] = e
+    end
+    res
+  end
+  
+  def sheet_elements
+    res = []
+    self.parts_element.each do |e|
+      res[e.t] = e
+    end
+    res
+  end
+  
+  def new_t
+    self.sheet_elements.size
+  end
+  
+  def new_z
+    self.sheet_elements.size + 1
+  end
+  
   def self.visible_count
     Sheet.count 'visible > 0'
   end
   
+  def self.collect_element_value elements, name
+    elements.map {|e|
+      e.map {|o|
+        if o['_destroy'] or o[:_destroy]
+          nil
+        else
+          o[name]
+        end
+      }.compact
+    }.flatten
+  end
+  
+  def self.validate_serial ary, offset = 0
+    i = offset
+    ary.compact.sort.each do |n|
+      break false unless n == i
+      i += 1
+    end
+    ary.compact.size == i - offset
+  end
+  
+  def self.validate_element_serial elements, name, offset = 0
+    Sheet.validate_serial(Sheet.collect_element_value(elements, name), offset)
+  end
+  
+  def self.validate_elements_serial c
+    c.map {|conf|
+      Sheet.validate_element_serial(conf[:elements], conf[:name], conf[:offset]) ? nil : false
+    }.compact.empty?
+  end
+  
+  def validate_serial_list
+    l = []
+    self.class.each_element_class_names do |k|
+      l << self.elements_by_class_name(k)
+    end
+#    l = [self.sheet_panels]
+    [
+      {:elements => l, :name => :t, :offset => 0}, 
+      {:elements => l, :name => :z, :offset => 1}
+    ]
+  end
+  
+  def validate_child
+#    r1 = Panel.validate_elements_id validate_id_list
+    Sheet.validate_elements_serial validate_serial_list
+  end
+  
+  def store attr, au
+    if attr == false
+      self.errors.add :base, I18n.t('errors.invalid_json')
+      return false
+    end
+    self.attributes = attr
+    self.overwrite au
+    res = false
+    Sheet.transaction do
+      res = self.save
+      unless validate_child
+        res = false
+        self.errors.add :base, I18n.t('errors.invalid_t')
+        raise ActiveRecord::Rollback
+      end
+    end
+    res
+  end
+  
   def destroy_with_sheet_panel
     res = false
     Sheet.transaction do
@@ -171,4 +304,12 @@ class Sheet < ActiveRecord::Base
     }.join
   end
   
+  def licensed_pictures
+    r = {}
+    self.sheet_elements.each do |elm|
+      r.merge!(elm.licensed_pictures)
+    end
+    r
+  end
+  
 end