From bef6bca3973f4e12cefa31d44ec104021f05850c Mon Sep 17 00:00:00 2001
From: miraclesu <suchuangji@gmail.com>
Date: Tue, 5 Jan 2016 21:14:35 +0800
Subject: [PATCH] Add function to set validation default messages

---
 validation/README.md     |  2 +-
 validation/validation.go |  2 +-
 validation/validators.go | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/validation/README.md b/validation/README.md
index e0c30df7..b4fc3fe5 100644
--- a/validation/README.md
+++ b/validation/README.md
@@ -41,7 +41,7 @@ Direct Use:
 			}
 		}
 		// or use like this
-		if v := valid.Max(u.Age, 140); !v.Ok {
+		if v := valid.Max(u.Age, 140, "ageMax"); !v.Ok {
 			log.Println(v.Error.Key, v.Error.Message)
 		}
 	}
diff --git a/validation/validation.go b/validation/validation.go
index 76683d91..2b020aa8 100644
--- a/validation/validation.go
+++ b/validation/validation.go
@@ -38,7 +38,7 @@
 //			}
 //		}
 //		// or use like this
-//		if v := valid.Max(u.Age, 140); !v.Ok {
+//		if v := valid.Max(u.Age, 140, "ageMax"); !v.Ok {
 //			log.Println(v.Error.Key, v.Error.Message)
 //		}
 //	}
diff --git a/validation/validators.go b/validation/validators.go
index 2662b701..7e1822cf 100644
--- a/validation/validators.go
+++ b/validation/validators.go
@@ -46,6 +46,38 @@ var MessageTmpls = map[string]string{
 	"ZipCode":      "Must be valid zipcode",
 }
 
+// set default messages
+// if not set, the default messages are
+//  "Required":     "Can not be empty",
+//  "Min":          "Minimum is %d",
+//  "Max":          "Maximum is %d",
+//  "Range":        "Range is %d to %d",
+//  "MinSize":      "Minimum size is %d",
+//  "MaxSize":      "Maximum size is %d",
+//  "Length":       "Required length is %d",
+//  "Alpha":        "Must be valid alpha characters",
+//  "Numeric":      "Must be valid numeric characters",
+//  "AlphaNumeric": "Must be valid alpha or numeric characters",
+//  "Match":        "Must match %s",
+//  "NoMatch":      "Must not match %s",
+//  "AlphaDash":    "Must be valid alpha or numeric or dash(-_) characters",
+//  "Email":        "Must be a valid email address",
+//  "IP":           "Must be a valid ip address",
+//  "Base64":       "Must be valid base64 characters",
+//  "Mobile":       "Must be valid mobile number",
+//  "Tel":          "Must be valid telephone number",
+//  "Phone":        "Must be valid telephone or mobile phone number",
+//  "ZipCode":      "Must be valid zipcode",
+func SetDefaultMessage(msg map[string]string) {
+	if len(msg) == 0 {
+		return
+	}
+
+	for name := range msg {
+		MessageTmpls[name] = msg[name]
+	}
+}
+
 // Validator interface
 type Validator interface {
 	IsSatisfied(interface{}) bool