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- NOTES
- require 'http'
- require 'openssl'
- PVT_KEY_FILE = '../private.pem'
- KEY_ID = 'rsa-pub-key'
- PROTOCOL = 'https'
- HOSTNAME = 'c7fcb87a.ngrok.io'
- URL_PREFIX = PROTOCOL + '://' HOSTNAME '/'
- POST_HOST = 'mastodon.social'
- POST_PATH = '/inbox'
- POST_INBOX_URL = "https://#{POST_HOST}/#{POST_PATH}"
- DATE = Time.now.utc.httpdate
- POST_HEADERS = '(request-target) host date'
- AP_NS_URLS = [ "https://www.w3.org/ns/activitystreams" , "https://w3id.org/security/v1" ]
- AP_CONTEXT = { :@context => AP_NS_URLS }
- AP_ACCEPT_TYPE = 'Accept'
- AP_CREATE_TYPE = 'Create'
- AP_DELETE_TYPE = 'Delete'
- AP_FOLLOW_TYPE = 'Follow'
- AP_NOTE_TYPE = 'Note'
- AP_UNDO_TYPE = 'Undo'
- def new_note note_url , from_actor_url , to_actor_url , reply_to_url
- {
- :id => note_url ,
- :type => AP_NOTE_TYPE ,
- :published => DATE ,
- :attributedTo => from_actor_url ,
- :to => to_actor_url ,
- :inReplyTo => reply_to_url ,
- :content => '<p>Hello world</p>'
- }
- end
- def new_follow follow_url , from_actor_url , to_actor_url , follow_target_url
- {
- :id => follow_url ,
- :type => AP_FOLLOW_TYPE ,
- :actor => from_actor_url ,
- :to => [ to_actor_url ] ,
- :object => follow_target_url
- }
- end
- def post_create_message post_url , create_url , from_actor_url , ap_dict
- ap_dict =
- {
- :id => create_url ,
- :type => AP_CREATE_TYPE ,
- :actor => from_actor_url ,
- :object => ap_dict
- }
- post post_url , ap_dict
- end
- def post_accept_message post_url , accept_url , from_actor_url , to_actor_url , ap_dict
- ap_dict =
- {
- :id => accept_url ,
- :type => AP_ACCEPT_TYPE ,
- :actor => from_actor_url ,
- :to => [ to_actor_url ] ,
- :object => ap_dict
- }
- post post_url , ap_dict
- end
- def post_undo_message post_url , undo_url , from_actor_url , to_actor_url , ap_dict
- ap_dict =
- {
- :id => undo_url ,
- :type => AP_UNDO_TYPE ,
- :actor => from_actor_url ,
- :to => [ to_actor_url ] ,
- :object => ap_dict
- }
- post post_url , ap_dict
- end
- def post_delete_message post_url , from_actor_url , to_actor_url , ap_dict
- ap_dict =
- {
- :type => AP_DELETE_TYPE ,
- :actor => from_actor_url ,
- :to => [ to_actor_url ] ,
- :object => ap_dict
- }
- post post_url , ap_dict
- end
- def post post_url , ap_dict
- keypair = OpenSSL::PKey::RSA.new File.read PVT_KEY_FILE
- signed_string = "(request-target): post #{POST_PATH}\nhost: #{POST_HOST}\ndate: #{DATE}"
- raw_sig = keypair.sign OpenSSL::Digest::SHA256.new , signed_string
- signature = Base64.strict_encode64 raw_sig
- sig_header = "keyId=\"#{key_id}\",headers=\"#{POST_HEADERS}\",signature=\"#{signature}\""
- headers = { :Host => "#{POST_HOST}" , :Date => DATE , :Signature => sig_header }
- post_body = (ap_dict.merge AP_CONTEXT).to_json
- (HTTP.headers headers).post post_url , :body => post_body
- end
- POST_NEW_NOTE
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