Gab Social. All are welcome.

app/services/unsubscribe_service.rb

@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+class UnsubscribeService < BaseService
+  def call(account)
+    return if account.hub_url.blank?
+
+    @account = account
+
+    begin
+      build_request.perform do |response|
+        Rails.logger.debug "PuSH unsubscribe for #{@account.acct} failed: #{response.status}" unless response.status.success?
+      end
+    rescue HTTP::Error, OpenSSL::SSL::SSLError => e
+      Rails.logger.debug "PuSH unsubscribe for #{@account.acct} failed: #{e}"
+    end
+
+    @account.secret = ''
+    @account.subscription_expires_at = nil
+    @account.save!
+  end
+
+  private
+
+  def build_request
+    Request.new(:post, @account.hub_url, form: subscription_params)
+  end
+
+  def subscription_params
+    {
+      'hub.topic': @account.remote_url,
+      'hub.mode': 'unsubscribe',
+      'hub.callback': api_subscription_url(@account.id),
+      'hub.verify': 'async',
+    }
+  end
+end