Class: Metric::Receive

Inherits:

Object

• Object
• Metric::Receive

show all

Defined in:

lib/metric/receive.rb

Overview

Class Method Summary (collapse)

• + (String) compose(metric, range)

  Generate the url with query strings.

• + (Faraday::Connection) connection

  Returns and memoizes a Faraday connection.

• + (String) generate_token(metric)

  Generate a hash of the site's secret_key and metric identifier.

• + (String) parse_metric(metric)

  CGI escape the metric name so spaces and characters are allowed.

• + (Hash) receive(metric, range)

  Perform the actual request and parse JSON.

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# File 'lib/metric/receive.rb', line 23

def self.compose(metric, range)
  key = "?api_key=" + Metric.configuration.api_key
  url = Metric.configuration.metric_host + '/receive'
  url << key
  url << "&token=" + generate_token(metric)
  url << parse_metric(metric)
  url << "&range=" + range
end

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# File 'lib/metric/receive.rb', line 35

def self.connection
  @connection ||= Faraday.new do |builder|
    builder.adapter :net_http
  end
end

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# File 'lib/metric/receive.rb', line 14

def self.generate_token(metric)
  Digest::MD5.hexdigest(Metric.configuration.secret_key + metric)
end

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# File 'lib/metric/receive.rb', line 56

def self.parse_metric(metric)
  "&metric=#{CGI.escape(metric)}"
end

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# File 'lib/metric/receive.rb', line 46

def self.receive(metric, range)
  url = compose(metric, range)
  response = connection.get(url)
  MultiJson.decode(response.body)
end