Class: EasyWeixin::Api

Inherits:
Object
  • Object
show all
Includes:
Menu
Defined in:
lib/easy_weixin/api.rb

Instance Method Summary collapse

Methods included from Menu

#create_menu

Constructor Details

#initialize(app_id, app_secret) ⇒ Api

Returns a new instance of Api.



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# File 'lib/easy_weixin/api.rb', line 7

def initialize(app_id, app_secret)
	@app_id = app_id
	@app_secret = app_secret
	@redis_key = "weixin_access_token_#{app_id}"
	@grant_type = 'client_credential'
	@weixin_api_url = 'https://api.weixin.qq.com'
end

Instance Method Details

#authenticate_headers ⇒ Object 



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# File 'lib/easy_weixin/api.rb', line 62

def authenticate_headers
  {grant_type: @grant_type, appid: @app_id, secret: @app_secret}
end

#get_access_token ⇒ Object

获取access_token，如果启用redis则使用redis记录，如果没启用就每次进行一次查询。



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# File 'lib/easy_weixin/api.rb', line 16

def get_access_token
	if EasyWeixin.weixin_redis
  	access_token = weixin_redis.get(@redis_key)

  	if access_token
  		access_token
  	else
  		refresh_token
  	end

  else
  	get_access_token_http
  end
end

#get_access_token_http ⇒ Object 



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# File 'lib/easy_weixin/api.rb', line 31

def get_access_token_http
	conn = Faraday.new(url: "https://api.weixin.qq.com") do |faraday|
   faraday.request :url_encoded
   faraday.adapter :typhoeus
 end
  response = conn.get("cgi-bin/token", authenticate_headers)

  token_hash = JSON.parse(response.body)

			access_token = token_hash["access_token"]
end

#refresh_token ⇒ Object 



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# File 'lib/easy_weixin/api.rb', line 43

def refresh_token
	get_access_token_http

			conn = Faraday.new(url: "https://api.weixin.qq.com") do |faraday|
   faraday.request :url_encoded
   faraday.adapter :typhoeus
 end
  response = conn.get("cgi-bin/token", authenticate_headers)
  token_hash = JSON.parse(response.body)

			access_token = token_hash["access_token"]
			expires_in = token_hash["expires_in"]

			weixin_redis.set(@redis_key, access_token)
			weixin_redis.expire(@redis_key, expires_in - 5)

			token_hash["access_token"]
end

#weixin_redis ⇒ Object 



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# File 'lib/easy_weixin/api.rb', line 66

def weixin_redis
  EasyWeixin.weixin_redis
end