84 lines
1.9 KiB
Ruby
84 lines
1.9 KiB
Ruby
class UploadsController < ApplicationController
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include UploadsActions
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UnknownUploadModelError = Class.new(StandardError)
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MODEL_CLASSES = {
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"user" => User,
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"project" => Project,
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"note" => Note,
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"group" => Group,
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"appearance" => Appearance,
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"personal_snippet" => PersonalSnippet,
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nil => PersonalSnippet
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}.freeze
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rescue_from UnknownUploadModelError, with: :render_404
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skip_before_action :authenticate_user!
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before_action :upload_mount_satisfied?
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before_action :find_model
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before_action :authorize_access!, only: [:show]
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before_action :authorize_create_access!, only: [:create]
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def uploader_class
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PersonalFileUploader
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end
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def find_model
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return nil unless params[:id]
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upload_model_class.find(params[:id])
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end
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def authorize_access!
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return nil unless model
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authorized =
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case model
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when Note
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can?(current_user, :read_project, model.project)
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when User
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true
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when Appearance
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true
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else
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permission = "read_#{model.class.to_s.underscore}".to_sym
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can?(current_user, permission, model)
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end
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render_unauthorized unless authorized
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end
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def authorize_create_access!
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return nil unless model
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# for now we support only personal snippets comments
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authorized = can?(current_user, :comment_personal_snippet, model)
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render_unauthorized unless authorized
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end
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def render_unauthorized
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if current_user
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render_404
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else
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authenticate_user!
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end
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end
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def upload_model_class
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MODEL_CLASSES[params[:model]] || raise(UnknownUploadModelError)
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end
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def upload_model_class_has_mounts?
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upload_model_class < CarrierWave::Mount::Extension
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end
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def upload_mount_satisfied?
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return true unless upload_model_class_has_mounts?
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upload_model_class.uploader_options.has_key?(upload_mount)
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end
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end
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