116 lines
4.2 KiB
Ruby
116 lines
4.2 KiB
Ruby
require "image_science"
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require 'mini_exiftool'
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class Photo < ActiveRecord::Base
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belongs_to :album
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has_many :photo_tags, :dependent => :destroy
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has_many :tags, :through => :photo_tags
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validates_uniqueness_of :path, :message => "Photo already exsists on disc"
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validates_presence_of :title
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before_create :create_thumbnails, :read_exif
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before_destroy :destroy_file
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attr_accessor :tag_list
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attr_protected :path
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def self.untouched
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self.find(:all, :conditions => "Photos.description IS NULL AND Photos.Id NOT IN ( SELECT Photo_ID FROM Photo_Tags)", :include => :album )
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end
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def path_original
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return APP_CONFIG[:photos_path] + self.path
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end
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def path_original_public
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return APP_CONFIG[:photos_path_public] + self.path
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end
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def path_modified(size)
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return APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_" + size + ".jpg"
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end
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def path_modified_public(size)
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return APP_CONFIG[:thumbs_path_public] + self.album.path + "/" + self.id.to_s + "_" + size + ".jpg"
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end
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def tag_list
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return self.tags.find(:all, :order => 'title').collect{ |t| t.title }.join(" ")
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end
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def tag_list=(tags)
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ts = Array.new
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tags.split(" ").each do |tag|
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ts.push( Tag.find_or_create_by_title( :title => tag) )
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end
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self.tags = ts
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end
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def create_thumbnails
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ImageScience.with_image(APP_CONFIG[:photos_path] + self.path) do |img|
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#puts " thumbing it..thumbing it.."
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ext = File.extname( APP_CONFIG[:photos_path] + self.path )
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img.thumbnail(85) do |thumb|
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thumb.save APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_thumb" + ext
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end
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img.thumbnail(150) do |thumb|
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thumb.save APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_album" + ext
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end
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img.thumbnail(800) do |thumb|
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thumb.save APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_large" + ext
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end
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end
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end
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def read_exif
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photo = MiniExiftool.new(self.path_original)
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self.longitude = photo.GPSLongitude
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self.latitude = photo.GPSLatitude
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self.title = photo.DocumentName
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self.description = photo.ImageDescription
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end
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def write_exif
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photo = MiniExiftool.new(self.path_original)
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photo.GPSLongitude = self.longitude
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photo.GPSLatitude = self.latitude
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photo.DocumentName = self.title
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photo.ImageDescription = self.description
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photo.save
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end
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def exif_info
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photo = MiniExiftool.new(self.path_original)
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photo.tags.sort.each do |tag|
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puts tag.ljust(28) + photo[tag].to_s
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end
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end
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# Map file extensions to mime types.
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# Thanks to bug in Flash 8 the content type is always set to application/octet-stream.
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# From: http://blog.airbladesoftware.com/2007/8/8/uploading-files-with-swfupload
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def swf_uploaded_data=(data)
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data.content_type = MIME::Types.type_for(data.original_filename)
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self.title = data.original_filename
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self.path = self.album.path + "/" + data.original_filename
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File.open(APP_CONFIG[:photos_path] + self.path, "wb") { |f| f.write(data.read) }
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end
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private
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def destroy_file
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#puts "DELETE THUMBS OF " + APP_CONFIG[:photos_path] + self.path
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#File.delete( APP_CONFIG[:photos_path] + self.path ) if File.exists?( APP_CONFIG[:photos_path] + self.path )
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File.delete( APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_thumb" + File.extname( APP_CONFIG[:photos_path] + self.path ) ) if File.exists?( APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_small" + File.extname( APP_CONFIG[:photos_path] + self.path ) )
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File.delete( APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_album" + File.extname( APP_CONFIG[:photos_path] + self.path ) ) if File.exists?( APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_small" + File.extname( APP_CONFIG[:photos_path] + self.path ) )
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File.delete( APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_large" + File.extname( APP_CONFIG[:photos_path] + self.path ) ) if File.exists?( APP_CONFIG[:thumbs_path] + self.album.path + "/" + self.id.to_s + "_large" + File.extname( APP_CONFIG[:photos_path] + self.path ) )
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end
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end
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