Class: ActiveMcp::Server::Fetcher

Inherits:
Object
  • Object
show all
Defined in:
lib/active_mcp/server/fetcher.rb

Instance Method Summary collapse

Constructor Details

#initialize(base_uri: nil, auth: nil) ⇒ Fetcher

Returns a new instance of Fetcher.



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# File 'lib/active_mcp/server/fetcher.rb', line 4

def initialize(base_uri: nil, auth: nil)
  @base_uri = base_uri

  if auth
    @auth_header = "#{(auth[:type] == :bearer) ? "Bearer" : "Basic"} #{auth[:token]}"
  end
end

Instance Method Details

#call(params:) ⇒ Object 



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# File 'lib/active_mcp/server/fetcher.rb', line 12

def call(params:)
  return unless @base_uri

  require "net/http"

  unless @base_uri.is_a?(URI) || @base_uri.is_a?(String)
    Server.log_error("Invalid URI type", StandardError.new("URI must be a String or URI object"))
    return
  end

  begin
    uri = URI.parse(@base_uri.to_s)

    unless uri.scheme =~ /\Ahttps?\z/ && !uri.host.nil?
      Server.log_error("Invalid URI", StandardError.new("URI must have a valid scheme and host"))
      return
    end

    if defined?(Rails) && Rails.env.production? && uri.scheme != "https"
      Server.log_error("HTTPS is required in production environment", StandardError.new("Non-HTTPS URI in production"))
      return
    end
  rescue URI::InvalidURIError => e
    Server.log_error("Invalid URI format", e)
    return
  end

  request = Net::HTTP::Post.new(uri)
  request.body = JSON.generate(params)
  request["Content-Type"] = "application/json"
  request["Authorization"] = @auth_header

  begin
    response = Net::HTTP.start(uri.hostname, uri.port) do |http|
      http.request(request)
    end

    JSON.parse(response.body, symbolize_names: true)
  rescue => e
    Server.log_error("Error fetching resource_templates", e)
    nil
  end
end