Class: Terragona::GeoNames::API

Inherits:
Base
  • Object
show all
Defined in:
lib/terragona/geonames.rb

Constant Summary collapse

URL = 
'http://api.geonames.org/searchJSON'

Instance Method Summary collapse

Methods inherited from Base

#search

Constructor Details

#initialize(args = {}) ⇒ API

Returns a new instance of API.



77
78
79
80
81
82
83
 
# File 'lib/terragona/geonames.rb', line 77

def initialize(args = {})
  super
  @username = args[:geonames_username]
  cache_expiration_time = args[:cache_expiration_time] || 7200
  @cache = Diskcached.new('/tmp/cache',cache_expiration_time,true)
  @use_cache = args[:use_cache]
end

Instance Method Details

#fetch_geonames(name, country, admin_code_type, admin_code) ⇒ Object 



85
86
87
88
89
90
91
92
93
94
95
96
 
# File 'lib/terragona/geonames.rb', line 85

def fetch_geonames(name,country,admin_code_type,admin_code)
  admin_code_str = admin_code ? "&#{admin_code_type}=#{admin_code}" : ''
  name_str = name ? "q=#{name}&" : ''

  if @use_cache
    @cache.cache("geonames_name=#{name}&country=#{country}#{admin_code_str}&full666") do
      request(name_str,country,admin_code_str)
    end
  else
    request(name_str,country,admin_code_str)
  end
end

#request(name_str, country, admin_code_str) ⇒ Object 



98
99
100
101
102
103
 
# File 'lib/terragona/geonames.rb', line 98

def request(name_str,country,admin_code_str)
  url = URI.escape(%Q{#{URL}?#{name_str}country=#{country}#{admin_code_str}&style=FULL&order_by=relevance&maxRows=1000&username=#{@username}})
  request = HTTPI::Request.new(url)
  data = HTTPI.get(request)
  JSON.parse(data.body,:symbolize_names=>true)[:geonames]
end