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[pettanr/pettanr.git] / app / models / resource_picture.rb
index 06f65ca..92da32b 100644 (file)
-class ResourcePicture < ActiveRecord::Base
+#素材
+class ResourcePicture < Pettanr::Item
   belongs_to :artist
   belongs_to :license
-  has_many :panel_pictures
+  belongs_to :picture
   belongs_to :original_picture
   
-  before_destroy :destroy_with_file
+  validates :ext, :presence => true, :length => {:maximum => 4}, :inclusion => {:in => ['png', 'jpeg', 'gif']}
+  validates :width, :presence => true, :numericality => true, :natural_number => true
+  validates :height, :presence => true, :numericality => true, :natural_number => true
+  validates :filesize, :presence => true, :numericality => {:greater_than => 0, :less_than_or_equal_to => 2000000}, :natural_number => true
+  validates :md5, :presence => true, :length => {:minimum => 32, :maximum => 32}
+  validates :artist_id, :presence => true, :numericality => true, :existence => {:both => false}
+  validates :license_id, :presence => true, :numericality => true, :existence => {:both => false}
+  validates :original_picture_id, :presence => true, :numericality => true, :existence => {:both => false}
+  validates :artist_name, :presence => true
+  validates :classname, :presence => true, :length => {:maximum => 50}
+  validates :picture_id, :presence => true, :numericality => true, :existence => {:both => false}
   
-  def destroy_with_file
-    PictureIO.resource_picture_io.delete self.filename
-    PictureIO.resource_picture_io.class.subdirs.each do |d|
-      next if d.empty?
-      PictureIO.resource_picture_io.delete(self.filename, d) if PictureIO.resource_picture_io.exist?(self.filename, d)
-    end
+  def self.singular
+    'ResourcePicture'
   end
   
-  def self.resize(data, dw, dh)
-    Magick::Image.from_blob(data).shift.resize(dw, dh)
+  def self.plural
+    'ResourcePictures'
   end
   
-  #サイズの調整(limw,limhに必ず収まるように合わせる)
-  def self.fix_size_both(limw, limh, w, h)
-    wr = if w > limw
-      limw*100/w
-    else
-      100
-    end
-    hr = if h > limh
-      limh*100/h
-    else
-      100
-    end
-    res = if wr < hr
-      #幅の方が圧縮率が高い
-      [w*wr/100, h*wr/100]
-    else
-      #高さの方が圧縮率が高い
-      [w*hr/100, h*hr/100]
-    end
-    res
+  def self.owner_type
+    :author
   end
   
-  def dext
-    self.ext.downcase
+  def self.valid_encode_columns
+    super.merge ['artist_name', 'classname', 'credit', 'settings']
   end
   
-  def filename
-    "#{self.id}.#{self.dext}"
+  def supply_default
   end
   
-  def mime_type
-    "image/#{self.dext}"
+  def overwrite op
+    attr = {:width => op.width, :height => op.height, :ext => op.ext, :filesize => op.filesize, 
+      :original_picture_id => op.id, :artist_id => op.artist_id, :md5 => op.md5
+    }
+    self.attributes = attr
+  end
+  
+  def own? roles
+    roles = [roles] unless roles.respond_to?(:each)
+    ar = ResourcePicture.get_artist_from_roles roles
+    return false unless ar
+    self.artist_id == ar.id
+  end
+  
+  def visible? roles
+    if MagicNumber['run_mode'] == 0
+      return false unless guest_role_check(roles)
+    else
+      return false unless resource_reader_role_check(roles)
+    end
+    true
   end
   
-  def v(rimg)
-    rimg.flip.to_blob
+  def filename
+    "#{self.id}.#{self.ext}"
   end
   
-  def h(rimg)
-    rimg.flop.to_blob
+  def gifname
+    "#{self.id}.gif"
   end
   
-  def vh(rimg)
-    rimg.flip.flop.to_blob
+  def mime_type
+    "image/#{self.ext}"
   end
   
   def url subdir = nil
     '/resource_pictures/' + (subdir.to_s.empty? ? '' : subdir.to_s + '/' ) + filename
   end
   
-  def thumbnail(rimg)
-    tw, th = ResourcePicture.fix_size_both(80, 80, rimg.columns, rimg.rows)
+  def to_gif?
+    self.ext == 'png' and self.flag_gif_convert >= 0
+  end
+  
+  def thumbnail(imager)
+    tw, th = ResourcePicture.fix_size_both(MagicNumber['thumbnail_width'], MagicNumber['thumbnail_height'], rimg.columns, rimg.rows)
     ResourcePicture.resize(rimg.to_blob, tw, th).to_blob
   end
   
-  def self.store(img, original_picture)
-    
-    resource_picture = ResourcePicture.new(
-      width: original_picture.width, height: original_picture.height, 
-      ext: original_picture.ext, filesize: original_picture.filesize, 
-      original_picture_id: original_picture.id, artist_id: original_picture.artist_id, 
-      license_id: original_picture.license_id
-    )
-    res = if resource_picture.save
-      if resource_picture.store(img)
-        true
+  def tmb_opt_img_tag
+    tw, th = PettanImager.thumbnail_size(self.width, self.height)
+    {:src => self.url, :width => tw, :height => th}
+  end
+  
+  def opt_img_tag
+    {:src => self.url('full'), :width => self.width, :height => self.height}
+  end
+  
+  def symbol_option
+    self.tmb_opt_img_tag
+  end
+  
+  def self.default_page_size
+    25
+  end
+  
+  def self.max_page_size
+    100
+  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.mylist_where ar
+    ['resource_pictures.artist_id = ?', ar.id]
+  end
+  
+  def self.himlist_where ar
+    ['resource_pictures.artist_id = ?', ar.id]
+  end
+  
+  def self.list page = 1, page_size = self.default_page_size
+    ResourcePicture.includes(ResourcePicture.list_opt).order('resource_pictures.updated_at desc').offset((page -1) * page_size).limit(page_size)
+  end
+  
+  def self.mylist ar, page = 1, page_size = Author.default_resource_picture_page_size
+    ResourcePicture.where(self.mylist_where(ar)).includes(ResourcePicture.list_opt).order('resource_pictures.updated_at desc').offset((page -1) * page_size).limit(page_size)
+  end
+  
+  def self.himlist ar, page = 1, page_size = Author.default_resource_picture_page_size
+    ResourcePicture.where(self.himlist_where(ar)).includes(ResourcePicture.list_opt).order('resource_pictures.updated_at desc').offset((page -1) * page_size).limit(page_size)
+  end
+  
+  def self.list_paginate page = 1, page_size = self.default_page_size
+    Kaminari.paginate_array(Array.new(ResourcePicture.count, nil)).page(page).per(page_size)
+  end
+  
+  def self.mylist_paginate ar, page = 1, page_size = Author.default_resource_picture_page_size
+    Kaminari.paginate_array(Array.new(ResourcePicture.where(self.mylist_where(ar)).count, nil)).page(page).per(page_size)
+  end
+  
+  def self.himlist_paginate ar, page = 1, page_size = Author.default_resource_picture_page_size
+    Kaminari.paginate_array(Array.new(ResourcePicture.where(self.himlist_where(ar)).count, nil)).page(page).per(page_size)
+  end
+  
+  def self.list_by_original_picture_where original_picture_id
+    ['resource_pictures.original_picture_id = ?', original_picture_id]
+  end
+  
+  def self.list_by_original_picture original_picture_id, roles, page = 1, page_size = self.default_page_size
+    self.where(self.list_by_original_picture_where(original_picture_id)).includes(self.list_opt).order('resource_pictures.updated_at desc').offset((page -1) * page_size).limit(page_size)
+  end
+  
+  def self.list_by_license_where license_id
+    ['resource_pictures.license_id = ?', license_id]
+  end
+  
+  def self.list_by_license license_id, roles, page = 1, page_size = self.default_page_size
+    self.where(self.list_by_license_where(license_id)).includes(self.list_opt).order('resource_pictures.updated_at desc').offset((page -1) * page_size).limit(page_size)
+  end
+  
+  def self.list_by_artist_where artist_id
+    ['resource_pictures.artist_id = ?', artist_id]
+  end
+  
+  def self.list_by_artist artist_id, roles, page = 1, page_size = self.default_page_size
+    self.where(self.list_by_artist_where(artist_id)).includes(self.list_opt).order('resource_pictures.updated_at desc').offset((page -1) * page_size).limit(page_size)
+  end
+  
+  def self.list_opt
+    {:license => {}, :artist => {}, :picture => {} }
+  end
+  
+  def self.list_json_opt
+    {:include => {:license => {}, :artist => {}, :picture => {}} }
+  end
+  
+  def self.show rid, roles
+    opt = {}
+    opt.merge!(self.show_opt)
+    r = ResourcePicture.find(rid, opt)
+    raise ActiveRecord::Forbidden unless r.visible?(roles)
+    r
+  end
+  
+  def self.show_opt
+    {:include => {:license => {}, :artist => {}, :picture => {}} }
+  end
+  
+  def self.show_json_opt
+    {:include => {:license => {}, :artist => {}, :picture => {}} }
+  end
+  
+  def self.edit rid, ar
+    opt = {}
+    opt.merge!(self.show_opt)
+    r = ResourcePicture.find(rid, opt)
+    raise ActiveRecord::Forbidden unless r.own?(ar)
+    r
+  end
+  
+  def new_picture imager
+    pc = Picture.new
+    pc.supply_default
+    pc.overwrite self
+    r = pc.store imager
+    return pc if r
+    self.errors.add :base, Picture.model_name.human + I18n.t('errors.not_create')
+    false
+  end
+  
+  def store imager
+    return false unless imager
+    res = false
+    self.overwrite self.original_picture
+    ResourcePicture.transaction do
+      self.original_picture.published_at = Time.now
+      self.original_picture.stopped_at = nil
+      raise ActiveRecord::Rollback unless self.original_picture.save
+      pc = self.new_picture imager
+      if pc
+        self.picture_id = pc.id
+        if res = self.save
+          res = self.store_picture_with_gif(imager)
+        end
       else
-        false
+      end
+      raise ActiveRecord::Rollback unless res
+    end
+    res
+  end
+  
+  def store_picture_with_gif(imager)
+    if res = self.store_picture(imager, self.filename)
+      if self.to_gif?
+        if gifimager = imager.to_gif
+          if res = self.store_picture(gifimager, self.gifname)
+          else
+            self.errors.add :base, I18n.t('picture_io.error')
+          end
+        else
+          self.errors.add :base, I18n.t('errors.not_convert')
+          res = false
+        end
       end
     else
-      false
+      self.errors.add :base, I18n.t('picture_io.error')
     end
     res
   end
   
-  def store(img)
+  def store_picture(imager, fn)
     res = false
-    bindata = img.to_blob
-#    begin
-      PictureIO.resource_picture_io.put bindata, self.filename
-      PictureIO.resource_picture_io.class.subdirs.each do |d|
-        next if d.empty?
-        PictureIO.resource_picture_io.put(self.__send__(d, img), self.filename, d)
-      end
+    thumbnail_imager = self.flag_thumbnail >= 0 ? imager.to_thumbnail : imager
+    return false unless thumbnail_imager
+    begin
+      PictureIO.resource_picture_io.put(thumbnail_imager.binary, fn)
+      PictureIO.resource_picture_io.put(imager.binary, fn, 'full')
       res = true
-#    rescue
-#      res = false
-#    end
+    rescue PictureIO::Error
+      res = false
+    end
     res
   end
   
@@ -113,4 +274,114 @@ class ResourcePicture < ActiveRecord::Base
     PictureIO.resource_picture_io.get self.filename, subdir
   end
   
+  def unpublish
+    res = false
+    ResourcePicture.transaction do
+      self.original_picture.published_at = nil
+      self.original_picture.stopped_at = Time.now
+      raise ActiveRecord::Rollback unless self.original_picture.save
+      begin
+        PictureIO.resource_picture_io.delete(self.filename) if PictureIO.resource_picture_io.exist?(self.filename)
+        PictureIO.resource_picture_io.delete(self.filename, 'full') if PictureIO.resource_picture_io.exist?(self.filename, 'full')
+      rescue PictureIO::Error
+        res = false
+        raise ActiveRecord::Rollback
+      end
+      res = self.destroy
+      raise ActiveRecord::Rollback unless res
+    end
+    res
+  end
+  
+  def self.visible_count
+    ResourcePicture.count
+  end
+  
+  def picture_data
+    Base64.encode64(self.restore 'full')
+  end
+  
+  def credit_template
+    "#{self.classname.tableize}/attributes/credit"
+  end
+  
+  def full_credit_template
+    "#{self.classname.tableize}/attributes/full_credit"
+  end
+  
+  def credit_data
+    begin
+      @credit_data = JSON.parse(self.credit) unless @credit_data
+    rescue 
+    end
+    @credit_data
+  end
+  
+  def flags
+    begin
+      @flags = JSON.parse(self.settings) unless @flags
+    rescue 
+    end
+    @flags
+  end
+  
+  def flags=(s)
+    @flags = s
+  end
+  
+  def flag_open
+    @flag_open = flags["open"] unless @flag_open
+    @flag_open
+  end
+  
+  def flag_commercial
+    @flag_commercial = flags["commercial"] unless @flag_commercial
+    @flag_commercial
+  end
+  
+  def flag_official
+    @flag_official = flags["official"] unless @flag_official
+    @flag_official
+  end
+  
+  def flag_attribution
+    @flag_attribution = flags["attribution"] unless @flag_attribution
+    @flag_attribution
+  end
+  
+  def flag_derive
+    @flag_derive = flags["derive"] unless @flag_derive
+    @flag_derive
+  end
+  
+  def flag_thumbnail
+    @flag_thumbnail = flags["thumbnail"] unless @flag_thumbnail
+    @flag_thumbnail
+  end
+  
+  def flag_gif_convert
+    @flag_gif_convert = flags["gif_convert"] unless @flag_gif_convert
+    @flag_gif_convert
+  end
+  
+  def flag_reverse
+    @flag_reverse = flags["reverse"] unless @flag_reverse
+    @flag_reverse
+  end
+  
+  def flag_resize
+    @flag_resize = flags["resize"] unless @flag_resize
+    @flag_resize
+  end
+  
+  def flag_sync_vh
+    @flag_sync_vh = flags["sync_vh"] unless @flag_sync_vh
+    @flag_sync_vh
+  end
+  
+  def flag_overlap
+    @flag_overlap = flags["overlap"] unless @flag_overlap
+    @flag_overlap
+  end
+  
 end