From 119241c3cd63e441d7179a52a88cccf90d159f24 Mon Sep 17 00:00:00 2001
From: Starballoon <30925057+Starballoon@users.noreply.github.com>
Date: Sun, 5 Jun 2022 21:58:31 +0800
Subject: [PATCH] Add an option to parse token from POST form data. (#293)

---
 auth_jwt.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/auth_jwt.go b/auth_jwt.go
index 89ec00d..eec9aae 100644
--- a/auth_jwt.go
+++ b/auth_jwt.go
@@ -711,6 +711,16 @@ func (mw *GinJWTMiddleware) jwtFromParam(c *gin.Context, key string) (string, er
 	return token, nil
 }
 
+func (mw *GinJWTMiddleware) jwtFromForm(c *gin.Context, key string) (string, error) {
+	token := c.PostForm(key)
+
+	if token == "" {
+		return "", ErrEmptyParamToken
+	}
+
+	return token, nil
+}
+
 // ParseToken parse jwt token from gin context
 func (mw *GinJWTMiddleware) ParseToken(c *gin.Context) (*jwt.Token, error) {
 	var token string
@@ -733,6 +743,8 @@ func (mw *GinJWTMiddleware) ParseToken(c *gin.Context) (*jwt.Token, error) {
 			token, err = mw.jwtFromCookie(c, v)
 		case "param":
 			token, err = mw.jwtFromParam(c, v)
+		case "form":
+			token, err = mw.jwtFromForm(c, v)
 		}
 	}