upload media from remote

lib/weixin_authorize.rb

 require "rest-client"
 require "multi_json"
+require "carrierwave"
+require "weixin_authorize/carrierwave/weixin_uploader"
 require "weixin_authorize/config"
 require "weixin_authorize/handler"
 require "weixin_authorize/api"

lib/weixin_authorize/api/media.rb

 # encoding: utf-8
+
 module WeixinAuthorize
   module Api
     module Media
-
       # 上传多媒体文件
       # http请求方式: POST/FORM
       # http://file.api.weixin.qq.com/cgi-bin/media/upload?access_token=ACCESS_TOKEN&type=TYPE
       # 支持传路径或者文件类型
-      def upload_media(media, media_type)
-        file = media.is_a?(File) ? media : File.new(media)
+      def upload_media(media, media_type, remote=false)
+        file = process_file(media, remote)
         upload_media_url = "#{media_base_url}/upload"
         http_post(upload_media_url, {media: file}, {type: media_type}, "file")
       end
@@ -24,6 +24,16 @@ module WeixinAuthorize
 
       private
 
+        def process_file(media, remote)
+          if remote
+            base = WeixinUploader.new
+            base.download!(media.to_s)
+            base.file.to_file
+          else
+           media.is_a?(File) ? media : File.new(media)
+          end
+        end
+
         def media_base_url
           "/media"
         end

spec/api/media_spec.rb

@@ -10,6 +10,11 @@ describe WeixinAuthorize::Api::Media do
     File.new(image_path)
   end
 
+  let(:remote_image_path) do
+    # "http://l.ruby-china.org/user/large_avatar/273.png"
+    "http://g.hiphotos.baidu.com/baike/c0%3Dbaike80%2C5%2C5%2C80%2C26/sign=ce55457e4334970a537e187df4a3baad/03087bf40ad162d99455ef4d13dfa9ec8b13632762d0ed14.jpg"
+  end
+
   it "can upload a image" do
     response = $client.upload_media(image_file, "image")
     expect(response.code).to eq(WeixinAuthorize::OK_CODE)
@@ -23,4 +28,10 @@ describe WeixinAuthorize::Api::Media do
     expect(response.class).to eq(String)
   end
 
+  it "can upload a remote image" do
+    response = $client.upload_media(remote_image_path, "image", true)
+    expect(response.code).to eq(WeixinAuthorize::OK_CODE)
+    expect(response.result.keys).to eq(["type", "media_id", "created_at"])
+  end
+
 end

spec/spec_helper.rb

@@ -23,6 +23,8 @@ require 'coveralls'
 require 'simplecov'
 require "codeclimate-test-reporter"
 
+require "pry-rails"
+
 Coveralls.wear!
 
 SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter[