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# encoding: utf-8
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require 'carrierwave/processing/mini_magick'
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class AvatarUploader < CarrierWave::Uploader::Base
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include CarrierWave::ImageOptimizer
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include CarrierWave::MiniMagick
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# Include RMagick or MiniMagick support:
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# include CarrierWave::RMagick
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# include CarrierWave::MiniMagick
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# Choose what kind of storage to use for this uploader:
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storage :file
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process :optimize
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@@sizes = {:thumb => [120, 120], :icon => [48, 48], :preview => [360, 120], :normal => [512, 512]}
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# storage :fog
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# Override the directory where uploaded files will be stored.
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# This is a sensible default for uploaders that are meant to be mounted:
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def store_dir
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"uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
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end
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# Provide a default URL as a default if there hasn't been a file uploaded:
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def default_url
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# # For Rails 3.1+ asset pipeline compatibility:
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# # ActionController::Base.helpers.asset_path("fallback/" + [version_name, "default.png"].compact.join('_'))
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#
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#"/images/fallback/" + [version_name, "default.png"].compact.join('_')
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"http://placehold.it/" + (@@sizes[version_name] || [300, 300]).join('x')
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end
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# Process files as they are uploaded:
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# process :scale => [200, 300]
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#
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#def scale(width, height)
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#end
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# Create different versions of your uploaded files:
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version :thumb do
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process :resize_to_fill => @@sizes[:thumb]
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end
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version :icon do
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process :resize_to_fill => @@sizes[:icon]
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end
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version :preview do
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process :resize_to_fit => @@sizes[:preview]
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end
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version :normal do
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process :resize_to_fit => @@sizes[:normal]
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end
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# Add a white list of extensions which are allowed to be uploaded.
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# For images you might use something like this:
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# def extension_white_list
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# %w(jpg jpeg gif png)
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# end
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# Override the filename of the uploaded files:
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# Avoid using model.id or version_name here, see uploader/store.rb for details.
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# def filename
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# "something.jpg" if original_filename
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# end
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def image
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@image ||= MiniMagick::Image.open(file.path)
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end
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def is_landscape?
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image['width'] > (image['height'] * 1.25)
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end
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#def recreate_versions!(*versions)
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# if !current_path.nil?
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# current_path = "'" + (current_path || '') + "'"
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# end
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# super(*versions)
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#end
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# def manipulate!
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# cache_stored_file! if !cached?
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# image = ::MiniMagick::Image.open(current_path)
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#
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# begin
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# image.format(@format.to_s.downcase) if @format
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# image = yield(image)
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# image.write(current_path)
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# image.run_command("identify", '"' + current_path + '"')
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# ensure
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# image.destroy!
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# end
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# rescue ::MiniMagick::Error, ::MiniMagick::Invalid => e
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# default = I18n.translate(:"errors.messages.mini_magick_processing_error", :e => e, :locale => :en)
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# message = I18n.translate(:"errors.messages.mini_magick_processing_error", :e => e, :default => default)
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# raise CarrierWave::ProcessingError, message
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# end
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end
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