134 lines
3.2 KiB
Ruby
134 lines
3.2 KiB
Ruby
# frozen_string_literal: true
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module DiscourseChatIntegration::Provider::SlackProvider
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class SlackMessage
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def initialize(raw_message, transcript)
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@raw = raw_message
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@transcript = transcript
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end
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def username
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if user
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user["_transcript_username"]
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elsif @raw.key?("username")
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# This is for bot messages
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@raw["username"].gsub(" ", "_")
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end
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end
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def avatar
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user["profile"]["image_24"] if user
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end
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def url
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channel_id = @transcript.channel_id
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ts = @raw["ts"].gsub(".", "")
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"https://slack.com/archives/#{channel_id}/p#{ts}"
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end
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def text
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text = @raw["text"].nil? ? "" : @raw["text"]
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pre = {}
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# Extract code blocks and replace with placeholder
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text =
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text.gsub(/```(.*?)```/m) do |match|
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key = "pre:" + SecureRandom.alphanumeric(50)
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pre[key] = HTMLEntities.new.decode $1
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"\n```\n#{key}\n```\n"
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end
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# # Extract inline code and replace with placeholder
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text =
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text.gsub(/(?<!`)`([^`]+?)`(?!`)/) do |match|
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key = "pre:" + SecureRandom.alphanumeric(50)
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pre[key] = HTMLEntities.new.decode $1
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"`#{key}`"
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end
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# Format links (don't worry about special cases @ # !)
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text =
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text.gsub(/<(.*?)>/) do |match|
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group = $1
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parts = group.split("|")
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link = parts[0].start_with?("@", "#", "!") ? nil : parts[0]
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text = parts.length > 1 ? parts[1] : parts[0]
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if parts[0].start_with?("@")
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user_id = parts[0][1..-1]
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if user = @transcript.users[user_id]
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user_name = user["_transcript_username"]
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else
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user_name = user_id
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end
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next "@#{user_name}"
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end
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if link.nil?
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text
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elsif link == text
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"<#{link}>"
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else
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"[#{text}](#{link})"
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end
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end
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# Add an extra * to each side for bold
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text = text.gsub(/\*.*?\*/) { |match| "*#{match}*" }
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# Add an extra ~ to each side for strikethrough
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text = text.gsub(/~.*?~/) { |match| "~#{match}~" }
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# Replace emoji - with _
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text = text.gsub(/:[a-z0-9_-]+:/) { |match| match.gsub("-") { "_" } }
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# Restore pre-formatted code block content
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pre.each { |key, value| text = text.gsub(key) { value } }
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text
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end
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def attachments_string
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string = ""
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string += "\n" if !attachments.empty?
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attachments.each { |attachment| string += " - #{attachment}\n" }
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string
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end
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def processed_text_with_attachments
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self.text + attachments_string
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end
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def raw_text
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raw_text = @raw["text"].nil? ? "" : @raw["text"]
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raw_text += attachments_string
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raw_text
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end
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def attachments
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attachments = []
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return attachments unless @raw.key?("attachments")
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@raw["attachments"].each do |attachment|
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next unless attachment.key?("fallback")
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attachments << attachment["fallback"]
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end
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attachments
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end
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def ts
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@raw["ts"]
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end
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private
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def user
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return nil unless user_id = @raw["user"]
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@transcript.users[user_id]
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end
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end
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end
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