mirror of
https://github.com/moebooru/moebooru
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30ff4fccd3
branch : moe extra : convert_revision : svn%3A2d28d66d-8d94-df11-8c86-00306ef368cb/trunk/moe%405
84 lines
2.6 KiB
Ruby
84 lines
2.6 KiB
Ruby
class Inline < ActiveRecord::Base
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belongs_to :user
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has_many :inline_images, :dependent => :destroy, :order => "sequence"
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# Sequence numbers must start at 1 and increase monotonically, to keep the UI simple.
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# If we've been given sequences with gaps or duplicates, sanitize them.
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def renumber_sequences
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first = 1
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for image in inline_images do
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image.sequence = first
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image.save!
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first += 1
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end
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end
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def pretty_name
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"x"
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end
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def crop(params)
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if params[:top].to_f < 0 or params[:top].to_f > 1 or
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params[:bottom].to_f < 0 or params[:bottom].to_f > 1 or
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params[:left].to_f < 0 or params[:left].to_f > 1 or
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params[:right].to_f < 0 or params[:right].to_f > 1 or
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params[:top] >= params[:bottom] or
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params[:left] >= params[:right]
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then
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errors.add(:parameter, "error")
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return false
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end
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def reduce_and_crop(image_width, image_height, params)
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cropped_image_width = image_width * (params[:right].to_f - params[:left].to_f)
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cropped_image_height = image_height * (params[:bottom].to_f - params[:top].to_f)
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size = {}
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size[:width] = cropped_image_width
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size[:height] = cropped_image_height
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size[:crop_top] = image_height * params[:top].to_f
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size[:crop_bottom] = image_height * params[:bottom].to_f
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size[:crop_left] = image_width * params[:left].to_f
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size[:crop_right] = image_width * params[:right].to_f
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size
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end
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images = self.inline_images
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for image in images do
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# Create a new image with the same properties, crop this image into the new one,
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# and delete the old one.
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new_image = InlineImage.new(:description => image.description, :sequence => image.sequence, :inline_id => self.id, :file_ext => "jpg")
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size = reduce_and_crop(image.width, image.height, params)
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begin
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# Create one crop for the image, and InlineImage will create the sample and preview from that.
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Danbooru.resize(image.file_ext, image.file_path, new_image.tempfile_image_path, size, 95)
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FileUtils.chmod(0775, new_image.tempfile_image_path)
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rescue Exception => x
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FileUtils.rm_f(new_image.tempfile_image_path)
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errors.add "crop", "couldn't be generated (#{x})"
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return false
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end
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new_image.got_file
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new_image.save!
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image.destroy
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end
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end
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def api_attributes
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return {
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:id => id,
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:description => description,
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:user_id => user_id,
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:images => inline_images
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}
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end
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def to_json(*params)
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api_attributes.to_json(*params)
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end
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end
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