gem 'baidu_geo'

#方法调用

BaiduGeo.address_to_geo(address,ak)

#调用例子
result = BaiduGeo.address_to_geo("四川大学")

lng = result[:lng]  #=>经度值
lat = result[:lat]  #=>纬度值

# result => {:lng=>104.08904497670915, :lat=>30.636985820461657, :result=>{:location=>{:lng=>104.08904497670915, :lat=>30.636985820461657}, :precise=>0, :confidence=>50, :level=>"UNKNOWN"}}

#方法调用
geo_to_address(lat,lng,ak=AK)

#调用例子

result = BaiduGeo.geo_to_address("30.636985820461657","104.08904497670915")

province = result[:province]  #=> 省
city     = result[:city]      #=> 市
district = result[:district]  #=> 区
street   = result[:street]    #=> 街道

#详细的结果参考result的值
# result => => {:province=>"四川省", :city=>"成都市", :district=>"武侯区", :street=>"共和路", :result=>{:location=>{:lng=>104.0890449767091, :lat=>30.636985699921198}, :formatted_address=>"四川省成都市武侯区共和路10号", :business=>"四川大学,科华北路,望江路", :addressComponent=>{:country=>"**", :country_code=>0, :province=>"四川省", :city=>"成都市", :district=>"武侯区", :town=>"", :adcode=>"510107", :street=>"共和路", :street_number=>"10号", :direction=>"附近", :distance=>"14"}, :pois=>[{:addr=>"一环路南一段24号", :cp=>"", :direction=>"内", :distance=>"0", :name=>"四川大学望江校区", :poiType=>"教育培训", :point=>{:x=>104.08448552199151, :y=>30.630088356230324},...}