-class OriginalPicture < ActiveRecord::Base
+class OriginalPicture < Peta::Content
+ load_manifest
belongs_to :artist
- belongs_to :license
+ belongs_to :original_picture_license_group
has_one :resource_picture
+ has_many :pictures
- validates :ext, :presence => true, :length => {:maximum => 4}, :inclusion => {:in => ['png', 'jpeg', 'gif']}\r
+ 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 :artist_id, :presence => true, :numericality => true, :existence => true
- validates :license_id, :presence => true, :numericality => true, :existence => true
+ validates :artist_id, :presence => true, :numericality => true, :existence => {:both => false}
+ validates :md5, :presence => true, :length => {:minimum => 32, :maximum => 32}
- before_destroy :destroy_with_file
-
- def supply_default art
- self.license_id = art.default_license_id if self.license_id.blank?
+ def supply_default
+ self.artist_id = nil
end
- def self.default_page_size
- 25
+ def overwrite operators
+ self.uploaded_at = Time.now
+ return unless operators.artist
+ self.artist_id = operators.artist.id
end
- def self.max_page_size
- 100
+ def visible? operators
+ self.own? operators
end
-
- def self.page prm = nil
- page = prm.to_i
- page = 1 if page < 1
- page
+ def filename
+ "#{self.id}.#{self.ext}"
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
+ def mime_type
+ "image/#{self.ext}"
end
- def self.list artist_id, opt = {}, page = 1, page_size = self.default_page_size
- opt.merge!(self.list_opt) unless opt[:include]
- opt.merge!({:conditions => ['artist_id = ?', artist_id],
- :order => 'updated_at desc', :limit => page_size, :offset => (page -1) * page_size}
- )
- OriginalPicture.find(:all, opt)
+ def url
+ '/original_pictures/' + filename
end
- def self.list_opt
- {:include => [:license, :resource_picture]}
+ def opt_img_tag
+ {:src => self.url, :width => self.width, :height => self.height}
end
- def self.list_json_opt
- {:include => [:license, :resource_picture]}
+ def tmb_opt_img_tag
+ tw, th = PettanImager.thumbnail_size(self.width, self.height)
+ {:src => self.url, :width => tw, :height => th}
end
- def self.show cid, artist, opt = {}
- pic = OriginalPicture.find(cid, :include => self.show_include_opt(opt))
- raise ActiveRecord::Forbidden unless pic.own?(artist)
- pic
+ def symbol_option
+ self.tmb_opt_img_tag
end
- def self.show_include_opt opt = {}
- res = [:license, :resource_picture]
- res.push(opt[:include]) if opt[:include]
- res
+ def revision
+ head = self.history.first
+ head ? head.revision : 'unpublished'
end
- def self.show_json_include_opt
- {:include => [:license, :resource_picture]}
+ def unpublished?
+ self.published_at == nil and self.stopped_at == nil
end
- def destroy_with_file
- PictureIO.original_picture_io.delete self.filename
- self.resource_picture.destroy
+ def stopped?
+ self.stopped_at != nil
end
- def dext
- self.ext.downcase
+ def unlicensed?
+ dt = self.published_at || self.stopped_at
+ return false unless dt
+ self.uploaded_at > dt
end
- def filename
- "#{self.id}.#{self.dext}"
+ def published?
+ self.published_at != nil
end
- def mime_type
- "image/#{self.dext}"
+ def history
+ Picture.find(:all, {:conditions => ['pictures.original_picture_id = ?', self.id], :order => 'pictures.revision desc'} )
end
- def url
- '/original_pictures/' + filename
+ def self.show_opt
+ {:include => {:resource_picture => {}, :pictures => {}}}
end
- def data_to_mgk picture_data
- begin
- mgk = Magick::Image.from_blob(picture_data).shift
- rescue
- self.errors.add :base, 'magick failed'
+ def store(imager)
+ unless imager
+ self.errors.add :base, I18n.t('errors.invalid_image')
return false
end
- mgk
- end
-
- def store(picture_data, art, lid = nil)
- mgk = data_to_mgk picture_data
- return false unless mgk
res = false
- self.attributes = {:ext => mgk.format.downcase, :width => mgk.columns, :height => mgk.rows,
- :filesize => mgk.filesize, :artist_id => art.id,
- :license_id => lid.blank? ? art.default_license_id : lid.to_i
- }
+ self.attributes = {:ext => imager.ext, :width => imager.width, :height => imager.height, :filesize => imager.filesize, :md5 => imager.md5}
OriginalPicture.transaction do
if res = self.save
- if res = PictureIO.original_picture_io.put(picture_data, self.filename)
- rp = ResourcePicture.update_picture(self)
- unless rp.store(mgk)
- res = false
- PictureIO.original_picture_io.delete(self.filename)
- self.errors.add :base, 'resource picture copying error'
- raise ActiveRecord::Rollback
- end
- res = true
- else
- self.errors.add :base, 'original picture io does not work'
+ begin
+ res = PictureIO.original_picture_io.put(imager.binary, self.filename)
+ rescue PictureIO::Error
+ res = false
+ self.errors.add :base, I18n.t('picture_io.error')
raise ActiveRecord::Rollback
end
end
PictureIO.original_picture_io.get self.filename, subdir
end
- def own? art
- return false unless art
- self.artist_id == art.id
+ def self.export(dt = nil)
+ opt = {}
+ cond = if dt
+ ['artists.author_id is not null and original_pictures.updated_at >= ?', dt]
+ else
+ 'artists.author_id is not null'
+ end
+ opt.merge!({:conditions => cond})
+ opt.merge!({:include => {:resource_picture => {}, :artist => {}}, :order => 'original_pictures.id'})
+ OriginalPicture.find(:all, opt)
+ end
+
+ def list_as_json_with_resource_picture
+ self.to_json({:include => {:resource_picture => {:methods => :picture_data}}})
+ end
+
+ def self.list_as_json_text ary
+ '[' + ary.map {|i| i.list_as_json_with_resource_picture }.join(',') + ']'
+ end
+
+ def destroy_with_resource_picture
+ res = false
+ OriginalPicture.transaction do
+ begin
+ PictureIO.original_picture_io.delete(self.filename) if PictureIO.original_picture_io.exist?(self.filename)
+ rescue PictureIO::Error
+ res = false
+ raise ActiveRecord::Rollback
+ end
+ if self.resource_picture
+ res = self.resource_picture.unpublish
+ raise ActiveRecord::Rollback unless res
+ end
+ self.pictures.each do |picture|
+ res = picture.unpublish
+ raise ActiveRecord::Rollback unless res
+ end
+ res = self.destroy
+ raise ActiveRecord::Rollback unless res
+ end
+ res
+ end
+
+ def self.publish oid, lsname, attr
+ l = License.find_by_name lsname
+ op = OriginalPicture.find oid
+ lg = l.license_group
+ attr[:license_id] = l.id
+
+ ctl = lg.module_name.pluralize + '::Attribute'
+ le = ctl.constantize.new attr
+
+ rp = ResourcePicture.new
+ rp.attributes = le.resource_picture_attributes op
+ rp.overwrite op
+
+ imager = PettanImager.load op.restore
+ rp.store imager
+ end
+
+ def self.upload fn, auth
+ b = Base64.encode64(File.open(fn, 'rb').read)
+ u = 'http://localhost:3000/original_pictures'
+ r = RestClient.post(u,
+ {:original_picture => {:file => b}, :auth_token => auth}.to_json,
+ :content_type => :json, :accept => :json
+ )
+ o = JSON.parse r
+ oid = o['id']
+ oid
+ end
+
+ def self.auto_publish dirname, auth
+ Dir.glob File.expand_path(dirname) + '/*' do |filename|
+ if File.directory?(filename)
+ img = nil
+ lsname = nil
+ attr = nil
+ Dir.glob(filename + '/*') do |fn|
+ ext = File.extname(fn).downcase
+ case ext
+ when '.json'
+ json = JSON.parse(File.open(fn).read)
+ lsname = json["license_name"]
+ attr = json["attributes"]
+ when '.png', '.gif', '.jpeg'
+ img = fn
+ end
+ end
+ oid = OriginalPicture.upload img, auth
+ OriginalPicture.publish oid, lsname, attr
+ end
+ end
end
end
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