+#実素材
class Picture < ActiveRecord::Base
belongs_to :original_picture
belongs_to :license
validates :original_picture_id, :presence => true, :numericality => true, :existence => true
validates :revision, :presence => true, :numericality => true
- 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 :md5, :presence => true, :length => {:minimum => 32, :maximum => 32}
validates :license_id, :presence => true, :numericality => true, :existence => true
validates :artist_id, :presence => true, :numericality => true, :existence => true
validates :artist_name, :presence => true
+ validates :classname, :presence => true, :length => {:maximum => 50}
- def dext
- self.ext.downcase
+ def supply_default
end
- def filename
- "#{self.id}.#{self.dext}"
+ def overwrite rp
+ attr = {:revision => self.new_revision,:width => rp.width, :height => rp.height, :ext => rp.ext, :filesize => rp.filesize,
+ :original_picture_id => rp.original_picture_id, :license_id => rp.license_id, :artist_id => rp.artist_id,
+ :md5 => rp.md5, :artist_name => rp.artist_name, :classname => rp.classname, :credit => rp.credit, :settings => rp.settings
+ }
+ self.attributes = attr
end
- def mime_type
- "image/#{self.dext}"
+ def own? author
+ return false
end
- def new_revision
- Picture.maximum(:revision, :conditions => ['original_picture_id = ?', self.original_picture_id]).to_i + 1
+ def visible? author
+ 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 to_gif?
- self.dext == 'png' and self.flag_gif_convert >= 0
+ def url
+ '/pictures/' + filename
end
- def self.png_to_gif(data)
- res = nil
- begin
- mgk = Magick::Image.from_blob(data).shift
- mgk.format = 'gif'
- res = mgk
- rescue
- res = false
- end
- res
+ def new_revision
+ Picture.maximum(:revision, :conditions => ['original_picture_id = ?', self.original_picture_id]).to_i + 1
+ end
+
+ def head?
+ r = self.resource_picture
+ r ? true : false
+ end
+
+ def to_gif?
+ self.ext == 'png' and self.flag_gif_convert >= 0
end
def subdirs
flag_reverse < 0 ? [''] : ['', 'v', 'h', 'vh']
end
- def copy_data(rp)
- attr = {:width => rp.width, :height => rp.height, :ext => rp.ext, :filesize => rp.filesize,
- :original_picture_id => rp.original_picture_id, :license_id => rp.license_id, :artist_id => rp.artist_id,
- :artist_name => rp.artist_name, :credit => rp.credit, :settings => rp.settings
- }
- self.attributes = attr
+ def self.list_by_md5 md5, opid
+ r = Picture.find :all, :conditions => ['pictures.md5 = ? and pictures.original_picture_id <> ?', md5, opid], :order => 'pictures.updated_at desc'
+ end
+
+ def self.exist_by_md5 md5, opid
+ Picture.list_by_md5(md5, opid).empty? ? false : true
end
- def store(mgk)
+ def self.show rid, au
+ opt = {}
+ r = Picture.find(rid, opt)
+ raise ActiveRecord::Forbidden unless r.visible?(au)
+ r
+ end
+
+ def store(imager)
res = false
- self.revision = self.new_revision
if res = self.save
- if res = self.store_picture(mgk)
+ if res = self.store_picture(imager, self.filename)
if self.to_gif?
- if gifmgk = Picture.png_to_gif(mgk.to_blob)
- res = self.store_picture(gifmgk)
+ if gifimager = imager.to_gif
+ res = self.store_picture(gifimager, self.gifname)
else
res = false
end
res
end
- def store_picture(mgk)
+ def store_picture(imager, fn)
res = false
subdirs.each do |d|
- picdata = d.empty? ? mgk.to_blob : self.__send__(d, mgk)
- res = PictureIO.picture_io.put(picdata, "#{self.id}.#{mgk.format}", d)
+ picdata = d.empty? ? imager.binary : imager.__send__(d)
+ res = PictureIO.picture_io.put(picdata, fn, d)
break unless res
end
res
end
def restore(subdir = nil)
- PictureIO.resource_picture_io.get self.filename, subdir
+ PictureIO.picture_io.get self.filename, subdir
+ end
+
+ def credit_template
+ "#{self.classname.tableize}/attributes/credit"
+ end
+
+ def credit_data
+ begin
+ @credit_data = JSON.parse(self.credit) unless @credit_data
+ rescue
+ end
+ @credit_data
end
def flags
+ return @flags if @flags
begin
- @flags = JSON.parse(self.settings) unless @flags
+ @flags = JSON.parse(self.settings)
rescue
end
+ @flags = {} unless @flags
@flags
end
end
def flag_open
- @flag_open = flags["open"] unless @flag_open
+ @flag_open = (flags["open"] || -1) unless @flag_open
@flag_open
end
def flag_commercial
- @flag_commercial = flags["commercial"] unless @flag_commercial
+ @flag_commercial = (flags["commercial"] || -1) unless @flag_commercial
@flag_commercial
end
def flag_official
- @flag_official = flags["official"] unless @flag_official
+ @flag_official = (flags["official"] || -1) unless @flag_official
@flag_official
end
def flag_attribution
- @flag_attribution = flags["attribution"] unless @flag_attribution
+ @flag_attribution = (flags["attribution"] || -1) unless @flag_attribution
@flag_attribution
end
def flag_derive
- @flag_derive = flags["derive"] unless @flag_derive
+ @flag_derive = (flags["derive"] || -1) unless @flag_derive
@flag_derive
end
def flag_thumbnail
- @flag_thumbnail = flags["thumbnail"] unless @flag_thumbnail
+ @flag_thumbnail = (flags["thumbnail"] || -1) unless @flag_thumbnail
@flag_thumbnail
end
def flag_gif_convert
- @flag_gif_convert = flags["gif_convert"] unless @flag_gif_convert
+ @flag_gif_convert = (flags["gif_convert"] || -1) unless @flag_gif_convert
@flag_gif_convert
end
def flag_reverse
- @flag_reverse = flags["reverse"] unless @flag_reverse
+ @flag_reverse = (flags["reverse"] || -1) unless @flag_reverse
@flag_reverse
end
def flag_resize
- @flag_resize = flags["resize"] unless @flag_resize
+ @flag_resize = (flags["resize"] || -1) unless @flag_resize
@flag_resize
end
def flag_sync_vh
- @flag_sync_vh = flags["sync_vh"] unless @flag_sync_vh
+ @flag_sync_vh = (flags["sync_vh"] || -1) unless @flag_sync_vh
@flag_sync_vh
end
def flag_overlap
- @flag_overlap = flags["overlap"] unless @flag_overlap
+ @flag_overlap = (flags["overlap"] || -1) unless @flag_overlap
@flag_overlap
end
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