diff --git a/lib/programming_authenticator.rb b/lib/programming_authenticator.rb
new file mode 100644
--- /dev/null
+++ b/lib/programming_authenticator.rb
@@ -0,0 +1,33 @@
+# Authentication and user imports through programming.in.th web request
+require 'net/http'
+require 'uri'
+require 'json'
+
+class ProgrammingAuthenticator
+  PROGRAMMING_AUTHEN_URL = "https://programming.in.th/authen.php"
+
+  def find_or_create_user(result)
+    user = User.find_by(login: result['username'])
+    if not user
+      user = User.new(login: result['username'],
+                      full_name: result['firstname'] + ' ' + result['surname'],
+                      alias: result['display'],
+                      email: result['email'])
+      user.password = User.random_password
+      user.save
+    end
+    return user
+  end
+  
+  def authenticate(login, password)
+    uri = URI(PROGRAMMING_AUTHEN_URL)
+    result = Net::HTTP.post_form(uri, 'username' => login, 'password' => password)
+    request_result = JSON.parse(result.body)
+
+    if request_result.fetch('status', 'incorrect') == 'OK'
+      return find_or_create_user(request_result)
+    else
+      return nil
+    end
+  end
+end