7dc790a7e0
When a user mentions the connected Instagram page in a story, the story's content is downloaded in Chatwoot, then if the user deletes the story, the content persists in the platform. fixes: #5258
135 lines
3.7 KiB
Ruby
135 lines
3.7 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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# Indexes
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#
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# index_attachments_on_account_id (account_id)
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# index_attachments_on_message_id (message_id)
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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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ACCEPTABLE_FILE_TYPES = %w[
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text/csv text/plain text/rtf
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application/json application/pdf
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application/zip application/x-7z-compressed application/vnd.rar application/x-tar
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application/msword application/vnd.ms-excel application/vnd.ms-powerpoint application/rtf
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application/vnd.oasis.opendocument.text
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application/vnd.openxmlformats-officedocument.presentationml.presentation
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application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
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application/vnd.openxmlformats-officedocument.wordprocessingml.document
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].freeze
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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, :share, :story_mention]
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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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# NOTE: the URl returned does a 301 redirect to the actual file
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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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# NOTE: for External services use this methods since redirect doesn't work effectively in a lot of cases
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def download_url
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ActiveStorage::Current.host = Rails.application.routes.default_url_options[:host] if ActiveStorage::Current.host.blank?
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file.attached? ? file.blob.url : ''
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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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metadata = {
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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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file_size: file.byte_size
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}
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metadata[:data_url] = metadata[:thumb_url] = external_url if message.instagram_story_mention?
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metadata
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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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validate_file_size(file.byte_size)
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validate_file_content_type(file.content_type)
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end
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def validate_file_content_type(file_content_type)
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errors.add(:file, 'type not supported') unless media_file?(file_content_type) || ACCEPTABLE_FILE_TYPES.include?(file_content_type)
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end
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def validate_file_size(byte_size)
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errors.add(:file, 'size is too big') if byte_size > 40.megabytes
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end
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def media_file?(file_content_type)
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file_content_type.start_with?('image/', 'video/', 'audio/')
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end
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end
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