60 lines
1.7 KiB
Ruby
60 lines
1.7 KiB
Ruby
# Used for posting notifications to Discord about new forum posts.
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# https://support.discord.com/hc/en-us/articles/228383668-Intro-to-Webhooks
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class DiscordWebhookService
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attr_reader :webhook_id, :webhook_secret, :http
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def initialize(webhook_id: Danbooru.config.discord_webhook_id, webhook_secret: Danbooru.config.discord_webhook_secret, http: Danbooru::Http.new)
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@webhook_id = webhook_id
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@webhook_secret = webhook_secret
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@http = http
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end
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def enabled?
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webhook_id.present? && webhook_secret.present?
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end
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# https://discord.com/developers/docs/resources/webhook#execute-webhook
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def post_message(forum_post)
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return unless enabled?
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http.post(webhook_url, params: { wait: true }, json: build_message(forum_post))
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end
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# https://discord.com/developers/docs/resources/channel#embed-object
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def build_message(forum_post)
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{
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embeds: [{
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title: forum_post.topic.title,
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description: convert_dtext(forum_post.body),
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timestamp: forum_post.created_at.iso8601,
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url: Routes.url_for(forum_post),
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author: {
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name: forum_post.creator.name,
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url: Routes.url_for(forum_post.creator)
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},
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fields: [
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{
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name: "Replies",
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value: forum_post.topic.response_count,
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inline: true
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},
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{
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name: "Users",
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value: forum_post.topic.forum_posts.distinct.count(:creator_id),
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inline: true
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}
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]
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}]
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}
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end
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def convert_dtext(dtext)
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DText.to_markdown(dtext).truncate(2000)
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end
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def webhook_url
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"https://discord.com/api/webhooks/#{webhook_id}/#{webhook_secret}"
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end
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end
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