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58 lines
1.6 KiB
58 lines
1.6 KiB
# frozen_string_literal: true |
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class SubscribeService < BaseService |
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def call(account) |
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return if account.hub_url.blank? |
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@account = account |
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@account.secret = SecureRandom.hex |
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build_request.perform do |response| |
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if response_failed_permanently? response |
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# We're not allowed to subscribe. Fail and move on. |
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@account.secret = '' |
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@account.save! |
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elsif response_successful? response |
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# The subscription will be confirmed asynchronously. |
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@account.save! |
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else |
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# The response was either a 429 rate limit, or a 5xx error. |
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# We need to retry at a later time. Fail loudly! |
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raise Mastodon::UnexpectedResponseError, response |
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end |
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end |
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end |
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private |
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def build_request |
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request = Request.new(:post, @account.hub_url, form: subscription_params) |
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request.on_behalf_of(some_local_account) if some_local_account |
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request |
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end |
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def subscription_params |
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{ |
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'hub.topic': @account.remote_url, |
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'hub.mode': 'subscribe', |
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'hub.callback': api_subscription_url(@account.id), |
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'hub.verify': 'async', |
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'hub.secret': @account.secret, |
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'hub.lease_seconds': 7.days.seconds, |
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} |
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end |
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def some_local_account |
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@some_local_account ||= Account.local.without_suspended.first |
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end |
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# Any response in the 3xx or 4xx range, except for 429 (rate limit) |
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def response_failed_permanently?(response) |
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(response.status.redirect? || response.status.client_error?) && !response.status.too_many_requests? |
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end |
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# Any response in the 2xx range |
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def response_successful?(response) |
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response.status.success? |
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end |
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end
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