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require 'geocoder/lookups/base'
require "geocoder/results/mapbox"
module Geocoder::Lookup
class Mapbox < Base
def name
"Mapbox"
end
private # ---------------------------------------------------------------
def base_query_url(query)
"#{protocol}://api.mapbox.com/geocoding/v5/#{dataset}/#{mapbox_search_term(query)}.json?"
end
def results(query)
return [] unless data = fetch_data(query)
if data['features']
sort_relevant_feature(data['features'])
elsif data['message'] =~ /Invalid\sToken/
raise_error(Geocoder::InvalidApiKey, data['message'])
[]
else
[]
end
end
def query_url_params(query)
{access_token: configuration.api_key}.merge(super(query))
end
def mapbox_search_term(query)
require 'erb' unless defined?(ERB) && defined?(ERB::Util.url_encode)
if query.reverse_geocode?
lat,lon = query.coordinates
"#{ERB::Util.url_encode lon},#{ERB::Util.url_encode lat}"
else
# truncate at first semicolon so Mapbox doesn't go into batch mode
# (see Github issue #1299)
ERB::Util.url_encode query.text.to_s.split(';').first.to_s
end
end
def dataset
configuration[:dataset] || "mapbox.places"
end
def supported_protocols
[:https]
end
def sort_relevant_feature(features)
# Sort by descending relevance; Favor original order for equal relevance (eg occurs for reverse geocoding)
features.sort_by do |feature|
[feature["relevance"],-features.index(feature)]
end.reverse
end
end
end
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