Class: Rack::Lilypad::Hoptoad

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/lilypad.rb

Defined Under Namespace

Classes: Backtrace

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(api_key, filters = [], log = false) ⇒ Hoptoad

Returns a new instance of Hoptoad.



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# File 'lib/rack/lilypad.rb', line 45

def initialize(api_key, filters=[], log=false)
  @api_key = api_key
  @filters = filters
  @log = log
end

Class Method Details

.last_request ⇒ Object 



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# File 'lib/rack/lilypad.rb', line 152

def last_request
  @@last_request
end

Instance Method Details

#backtrace(exception) ⇒ Object 



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# File 'lib/rack/lilypad.rb', line 51

def backtrace(exception)
  regex = %r{^([^:]+):(\d+)(?::in `([^']+)')?$}
  exception.backtrace.map do |line|
    _, file, number, method = line.match(regex).to_a
    Backtrace.new(file, number, method)
  end
end

#filter(hash) ⇒ Object 



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# File 'lib/rack/lilypad.rb', line 59

def filter(hash)
  hash.inject({}) do |acc, (key, val)|
    acc[key] = @filters.any? { |f| key.to_s =~ Regexp.new(f) } ? "[FILTERED]" : val
    acc
  end
end

#log(*msg) ⇒ Object 



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# File 'lib/rack/lilypad.rb', line 66

def log(*msg)
  msg = msg.compact.join("\n\n") + "\n\n"
  ::File.open(@log, 'a') { |f| f.write(msg) } if @log
end

#post(exception, env = nil) ⇒ Object 



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# File 'lib/rack/lilypad.rb', line 71

def post(exception, env=nil)
  return unless Lilypad.production?
  uri = URI.parse("http://hoptoadapp.com:80/notifier_api/v2/notices")
  Net::HTTP.start(uri.host, uri.port) do |http|
    headers = {
      'Content-type' => 'text/xml',
      'Accept' => 'text/xml, application/xml'
    }
    http.read_timeout = 5 # seconds
    http.open_timeout = 2 # seconds
    response = begin
      http.post uri.path, xml(exception, env), headers
    rescue TimeoutError => e
    end
    case response
    when Net::HTTPSuccess
      env['hoptoad.notified'] = true if env
      log "Hoptoad Success: #{response.class}"
    else
      log "Hoptoad Failure:", (response.body rescue nil), @@last_request
    end
  end
end

#xml(exception, env) ⇒ Object 



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# File 'lib/rack/lilypad.rb', line 95

def xml(exception, env)
  environment = filter(ENV.to_hash.merge(env || {}))
  if env
    request = Rack::Request.new(env)
    request_path = request.script_name + request.path_info
  else
    request = nil
    request_path = 'internal'
  end
  
  xml = ::Builder::XmlMarkup.new
  xml.instruct! :xml, :version => "1.0", :encoding => "UTF-8"
  xml.notice(:version => '2.0.0') do |n|
    n.tag! 'api-key', @api_key
    n.notifier do |n|
      n.name 'Lilypad'
      n.url 'http://github.com/winton/lilypad'
      n.version '0.1.7'
    end
    n.error do |e|
      e.tag! 'class', exception.class.name
      e.message exception.message
      e.backtrace do |b|
        backtrace(exception).each do |line|
          b.line(:method => line.method, :file => line.file, :number => line.number)
        end
      end
    end
    n.request do |r|
      r.action environment['rack.lilypad.action']
      r.component environment['rack.lilypad.component'] || request_path
      r.url request_path
      if request && request.params.any?
        r.params do |p|
          request.params.each do |key, value|
            p.var(value.to_s, :key => key)
          end
        end
      end
      if environment.any?
        r.tag!('cgi-data') do |c|
          environment.each do |key, value|
            c.var(value.to_s, :key => key)
          end
        end
      end
    end
    n.tag!('server-environment') do |s|
      s.tag! 'project-root', Dir.pwd
      s.tag! 'environment-name', ENV['RACK_ENV'] || 'development'
    end
  end
  @@last_request = xml.target!
end