77 lines
1.8 KiB
Ruby
77 lines
1.8 KiB
Ruby
# frozen_string_literal: true
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class EmailImporter
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attr_accessor :email_class
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attr_accessor :html_to_text_class
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def initialize(
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email_class: Email,
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html_to_text_class: Rails.configuration.html_to_text_class)
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@email_class = email_class
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@html_to_text_class = html_to_text_class
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end
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def import(mail)
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email = email_class.new(
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message_id: mail.message_id,
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subject: mail.subject,
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date: mail.date,
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to: mail.to,
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delivered_to: delivered_to(mail),
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from: mail.from,
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plain_body: text_plain_body(mail),
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headers: hashed_headers(mail)
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)
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rescue => ex
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binding.pry
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end
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def delivered_to(mail)
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values_from_header(header: mail.header["Delivered-To"], default: Array(mail.to))
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end
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def text_plain_body(mail)
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if mail.parts.present?
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if mail.text_part.present?
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mail.text_part.decoded
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elsif mail.html_part.present?
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html_to_text_class.new.convert(mail.html_part.decoded)
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else
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mail.parts[0].decoded
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end
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elsif mail.content_type && mail.content_type.match?(/\btext\/html\b/)
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plain_text = html_to_text_class.new.convert(mail.decoded)
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if mail.content_type.match?(/\butf-8\b/i) and !plain_text.valid_encoding?
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plain_text.encode('UTF-8', 'binary', invalid: :replace, undef: :replace)
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else
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plain_text
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end
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else
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mail.decoded
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end
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end
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def hashed_headers(mail)
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mail.header.map { |header|
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{
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"name" => header.name,
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"value" => header.value
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}
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}
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end
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def values_from_header(header:, default: [])
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if header.respond_to?(:map)
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header.map(&:value)
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elsif header.respond_to?(:value)
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Array(header.value)
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elsif block_given?
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yield(header)
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else
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default
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end
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end
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end
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