gistfile1.rb

result = client.execute(:api_method => api_method, :parameters => {
  'ids'         => "ga:7174565581",
  'start-date' => Date.new(1970,1,1).to_s,
  'end-date'   => Date.today.to_s,
  'dimensions' => 'ga:pagePath',
  'metrics'    => 'ga:pageviews',
  'filters'    => 'ga:pagePath==/url/to/user'
})


parameters = {
    'accountId'=> '~all',
    'webPropertyId'=> '~all'
  }


  flow = Google::APIClient::InstalledAppFlow.new(
  :client_id => "811868417598-59bki598nrutjqkd94t36bj8k20g49re.apps.googleusercontent.com",
  :client_secret => "fiZmItdLTjHyH6xFwhjp7C3B",
  :scope => ['https://www.googleapis.com/auth/analytics.readonly']
)


api_method = client.discovered_api('analytics','v3').data.ga.get




###################################################

client = Google::APIClient.new
client.authorization.client_id = "811868417598-59bki598nrutjqkd94t36bj8k20g49re.apps.googleusercontent.com"
client.authorization.client_secret = "fiZmItdLTjHyH6xFwhjp7C3B"
client.authorization.scope = 'https://www.googleapis.com/auth/analytics.readonly'
client.authorization.token_credential_uri = "https://accounts.google.com/o/oauth2/token"

api_method = client.discovered_api('analytics','v3')
## result   = client.execute(:api_method => analytics.management.profiles.list, parameters: parameters, authorization: client.authorization)

analytics = client.discovered_api('analytics', 'v3')

  parameters = {
    'accountId': '~all',
    'webPropertyId': '~all'
  }

  result   = client.execute(:api_method => analytics.management.profiles.list, parameters: parameters)
  profiles = result.data.items

  parameters = {
        'ids'         => "ga:#{profiles.first.id}",
        'start-date'  => (Date.today - 30).strftime("%Y-%m-%d"),
        'end-date'    => Date.today.strftime("%Y-%m-%d"),
        'metrics'     => "ga:avgTimeOnPage",
        'filters'     => "ga:pagePath=~/"
      }
  result = client.execute(:api_method => analytics.data.ga.get, :parameters => parameters)