Module: WebhookSystem::Encoder
- Defined in:
- lib/webhook_system/encoder.rb
Overview
Class in charge of encoding and decoding encrypted payload
Class Method Summary collapse
-
.decode(secret_string, payload_string, headers = {}) ⇒ Object
Given a secret string, and an encrypted payload, unwrap it, bas64 decode it decrypt it, and JSON decode it.
-
.encode(secret_string, payload, format:) ⇒ String
Given a secret string, encode the passed payload to json encrypt it, base64 encode that, and wrap it in its own json wrapper.
Class Method Details
.decode(secret_string, payload_string, headers = {}) ⇒ Object
Given a secret string, and an encrypted payload, unwrap it, bas64 decode it decrypt it, and JSON decode it
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# File 'lib/webhook_system/encoder.rb', line 24 def self.decode(secret_string, payload_string, headers = {}) signature = headers['X-Hub-Signature'] format = format_for_content_type(headers.fetch('Content-Type')) payload_signature = hub_signature(payload_string, secret_string) if signature && signature != payload_signature raise DecodingError, 'signature mismatch' end Payload.decode(payload_string, secret: secret_string, format: format) end |
.encode(secret_string, payload, format:) ⇒ String
Given a secret string, encode the passed payload to json encrypt it, base64 encode that, and wrap it in its own json wrapper
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# File 'lib/webhook_system/encoder.rb', line 11 def self.encode(secret_string, payload, format:) response_hash = Payload.encode(payload, secret: secret_string, format: format) payload_string = JSON.generate(response_hash) signature = hub_signature(payload_string, secret_string) [payload_string, { 'X-Hub-Signature' => signature, 'Content-Type' => content_type_for_format(format) }] end |