Class: Goldencobra::Upload

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/goldencobra/upload.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#crop_h ⇒ Object

Returns the value of attribute crop_h.



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# File 'app/models/goldencobra/upload.rb', line 25

def crop_h
  @crop_h
end

#crop_image ⇒ Object

Returns the value of attribute crop_image.



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# File 'app/models/goldencobra/upload.rb', line 25

def crop_image
  @crop_image
end

#crop_w ⇒ Object

Returns the value of attribute crop_w.



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# File 'app/models/goldencobra/upload.rb', line 25

def crop_w
  @crop_w
end

#crop_x ⇒ Object

Returns the value of attribute crop_x.



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# File 'app/models/goldencobra/upload.rb', line 25

def crop_x
  @crop_x
end

#crop_y ⇒ Object

Returns the value of attribute crop_y.



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# File 'app/models/goldencobra/upload.rb', line 25

def crop_y
  @crop_y
end

#image_url ⇒ Object

Returns the value of attribute image_url.



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# File 'app/models/goldencobra/upload.rb', line 25

def image_url
  @image_url
end

Instance Method Details

#complete_list_name ⇒ Object 



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# File 'app/models/goldencobra/upload.rb', line 82

def complete_list_name
  result = ""
  result << "#{self.image_file_name} " if self.image_file_name.present?
  result << "(#{self.source}, #{self.rights}) " if self.source.present? || self.rights.present?
  result << "- #{self.updated_at.strftime("%d.%m.%Y - %H:%M Uhr")}"
  return result
end

#crop_image_with_coords ⇒ Object 



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# File 'app/models/goldencobra/upload.rb', line 46

def crop_image_with_coords
  require 'RMagick'
  # Should we crop?
  if self.crop_image.present? && self.crop_image == "1" && self.crop_x.present? && self.crop_y.present? && self.crop_w.present? && self.crop_h.present?
    scaled_img = Magick::ImageList.new(self.image.path(:large))
    orig_img = Magick::ImageList.new(self.image.path(:original))
    scale = orig_img.columns.to_f / scaled_img.columns

    args = [ self.crop_x.to_i, self.crop_y.to_i, self.crop_w.to_i, self.crop_h.to_i ]
    args = args.collect { |a| a.to_i * scale }

    orig_img.crop!(*args)
    orig_img.write(self.image.path(:original))
    self.crop_image = false
    self.image.reprocess!
  end
end

#image_file? ⇒ Boolean

Internal: Makes sure to only post-process files which are either pdf or image files. Word documents would break file upload.

No params

Returns true for image or pdf files and false for everything else

Returns:

  • (Boolean) 


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# File 'app/models/goldencobra/upload.rb', line 116

def image_file?
  #debugger
  if !(self.image_content_type =~ /^image.*/).nil?
    return true
  elsif !(self.image_content_type =~ /pdf/).nil?
    return true
  else
    return false
  end
end

#title ⇒ Object

def crop_image_with_coords

if self.crop_image.present? && self.crop_image == "1" && self.crop_x.present? && self.crop_y.present? && self.crop_w.present? && self.crop_h.present? && self.crop_image.present?
  orig_img = Magick::ImageList.new(self.image.path(:original))
  orig_img.crop(self.crop_x.to_i, self.crop_y.to_i, self.crop_w.to_i, self.crop_h.to_i)
  orig_img.write(self.image.path(:original))
  #self.image = File.open("tmp/cropped_image")
  #self.image.reprocess!
end

end



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# File 'app/models/goldencobra/upload.rb', line 76

def title
  "#{self.image_file_name} (#{self.image_content_type})"
end

#unzip_files ⇒ Object 



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# File 'app/models/goldencobra/upload.rb', line 90

def unzip_files
  if self.image_file_name.include?(".zip") && File.exists?(self.image.path)
    require 'zip'
    zipped_files = Zip::File.open(self.image.path)
    int = 0
    zipped_files.each do |zipped_file|
      int = int + 1
      if zipped_file.file?
        zipped_file.extract("tmp/#{self.id}_unzipped_#{int}.jpg")
        Goldencobra::Upload.create(:image => File.open("tmp/#{self.id}_unzipped_#{int}.jpg"),
                    :source => self.source,
                    :rights => self.rights,
                    :description => self.description,
                    :tag_list => self.tag_list.join(", ") )
        File.delete("tmp/#{self.id}_unzipped_#{int}.jpg")
      end
    end
  end
end