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Contents
require "action_controller/metal/strong_parameters"
class Jets::Controller
module Params
# Merge all the parameters together for convenience. Users still have
# access via events.
#
# Precedence:
# 1. path parameters have highest precdence
# 2. query string parameters
# 3. body parameters
def params(raw=false)
query_string_params = event["queryStringParameters"] || {}
path_params = event["pathParameters"] || {}
params = body_params
.deep_merge(query_string_params)
.deep_merge(path_params)
if raw
params
else
ActionController::Parameters.new(params)
end
end
private
def body_params
body = event["body"]
return {} if body.nil?
# Try json parsing
parsed_json = parse_json(body)
return parsed_json if parsed_json
# For content-type application/x-www-form-urlencoded CGI.parse the body
headers = event["headers"] || {}
headers = headers.transform_keys { |key| key.downcase }
# API Gateway seems to use either: content-type or Content-Type
content_type = headers["content-type"]
if content_type.to_s.include?("application/x-www-form-urlencoded")
return Rack::Utils.parse_nested_query(body)
end
{} # fallback to empty Hash
end
def parse_json(text)
JSON.parse(text)
rescue JSON::ParserError
nil
end
end
end
Version data entries
46 entries across 46 versions & 1 rubygems