[英]How can I parse a json response.body to store a key's value in ruby on rails?
I am receiving a json response (response.body) from the api call I am making with my model and in my controller I would like to parse it to store its id key's value in my session[:user_id]. 我正在使用模型进行的api调用收到json响应(response.body),在控制器中,我想对其进行解析以将其ID密钥的值存储在会话中:[user_id]。
I've tried to implement it in the following way 我试图以以下方式实现它
parsed_body = JSON.parse(User.new.get_credentials, :symbolize_names => true)
puts "The parsed_body is: #{parsed_body}"
session[:user_id] = parsed_body[0][:id]
puts "The session id is: #{session[:user_id]} "
The response.body is: response.body为:
{"result":[{"id":"3","username":"Sam","password":"111"},{"id":"4","username":"Harshal","password":"1234"},{"id":"5","username":"Dev","password":"112"},{"id":"6","username":"Lam","password":"113"},{"id":"7","username":"Tim","password":"114"},{"id":"8","username":"Harry","password":"222"}]}
The parsed_body is: parsed_body为:
{:result=>[{:id=>"3", :username=>"Sam", :password=>"111"}, {:id=>"4", :username=>"Harshal", :password=>"1234"}, {:id=>"5", :username=>"Dev", :password=>"112"}, {:id=>"6", :username=>"Lam", :password=>"113"}, {:id=>"7", :username=>"Tim", :password=>"114"}, {:id=>"8", :username=>"Harry", :password=>"222"}]}
Here is my code for users controller, user model and sessions controller: 这是我的用户控制器,用户模型和会话控制器的代码:
Users Controller 用户控制器
class UsersController < ApplicationController
def create
@users = User.new(token: user_params).credentials
parsed_body = JSON.parse(User.new.get_credentials, :symbolize_names => true)
puts "The parsed_body is: #{parsed_body}"
session[:user_id] = parsed_body[0][:id]
puts "The session id is: #{session[:user_id]} "
redirect_to '/dashboard'
end
private
def user_params
params.require(:user).permit(:id, :username, :password).to_hash
end
end
User Model 用户模型
class User
def initialize(attributes={})
@token ||= attributes[:token]
end
def credentials
my_connection = Net::HTTP.new('localhost', 8080)
request = my_connection.post('/restapitrial/index.php/Users/insert/', @token.to_json, "Content-Type" => "application/json")
end
def get_credentials
my_connection = Net::HTTP.new('localhost', 8080)
request = my_connection.get('/restapitrial/index.php/Users/displayinfo/', "Content-Type" => "application/json")
puts "The req body is #{request.body}"
return request.body
end
end
Sessions Controller 会话控制器
class SessionsController < ApplicationController
def create
user = User.find_by(id: login_params[:id])
if user && user.authenticate(login_params[:password])
session[:user_id] = user.id
redirect_to '/dashboard'
else
flash[:login_errors] = ['invalid credentials']
redirect_to '/'
end
end
private
def login_params
params.require(:login).permit(:id, :username, :password)
end
end
如果要获取返回的数组中的最后一个ID,请使用
parsed_body[:result][-1][:id]
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