99 lines
2.4 KiB
Ruby
99 lines
2.4 KiB
Ruby
# == Schema Information
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#
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# Table name: attachments
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#
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# id :integer not null, primary key
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# coordinates_lat :float default(0.0)
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# coordinates_long :float default(0.0)
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# extension :string
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# external_url :string
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# fallback_title :string
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# file_type :integer default("image")
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# created_at :datetime not null
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# updated_at :datetime not null
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# account_id :integer not null
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# message_id :integer not null
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#
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class Attachment < ApplicationRecord
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include Rails.application.routes.url_helpers
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belongs_to :account
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belongs_to :message
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has_one_attached :file
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validate :acceptable_file
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enum file_type: [:image, :audio, :video, :file, :location, :fallback]
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def push_event_data
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return unless file_type
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return base_data.merge(location_metadata) if file_type.to_sym == :location
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return base_data.merge(fallback_data) if file_type.to_sym == :fallback
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base_data.merge(file_metadata)
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end
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def file_url
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file.attached? ? url_for(file) : ''
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end
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def thumb_url
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if file.attached? && file.representable?
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url_for(file.representation(resize: '250x250'))
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else
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''
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end
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end
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private
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def file_metadata
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{
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extension: extension,
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data_url: file_url,
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thumb_url: thumb_url
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}
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end
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def location_metadata
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{
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coordinates_lat: coordinates_lat,
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coordinates_long: coordinates_long,
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fallback_title: fallback_title,
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data_url: external_url
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}
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end
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def fallback_data
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{
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fallback_title: fallback_title,
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data_url: external_url
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}
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end
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def base_data
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{
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id: id,
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message_id: message_id,
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file_type: file_type,
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account_id: account_id
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}
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end
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def should_validate_file?
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return unless file.attached?
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# we are only limiting attachment types in case of website widget
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return unless message.inbox.channel_type == 'Channel::WebWidget'
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true
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end
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def acceptable_file
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return unless should_validate_file?
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errors.add(:file, 'is too big') if file.byte_size > 40.megabytes
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acceptable_types = ['image/png', 'image/jpeg', 'image/gif', 'image/bmp', 'image/tiff', 'application/pdf', 'audio/mpeg', 'video/mp4', 'audio/ogg',
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'text/csv'].freeze
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errors.add(:file, 'filetype not supported') unless acceptable_types.include?(file.content_type)
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end
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end
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