register js validation

public/js/app.js

@@ -1,4 +1,6 @@
-var Gogits = {};
+var Gogits = {
+    "PageIsSignup": false
+};
 
 (function ($) {
     Gogits.showTooltips = function () {
@@ -13,10 +15,48 @@ var Gogits = {};
         }
         $(selector).tab("show");
         $(selector).find("li:eq(" + index + ") a").tab("show");
-    }
+    };
+    Gogits.validateForm = function (selector, options) {
+        var $form = $(selector);
+        options = options || {};
+        options.showErrors = function (map, list) {
+            var $error = $form.find('.form-error').addClass('hidden');
+            $('.has-error').removeClass("has-error");
+            $error.text(list[0].message).show().removeClass("hidden");
+            $(list[0].element).parents(".form-group").addClass("has-error");
+        };
+        $form.validate(options);
+    };
 })(jQuery);
 
 
 function initCore() {
     Gogits.showTooltips();
 }
+
+function initRegister() {
+    $.getScript("/js/jquery.validate.min.js", function () {
+        Gogits.validateForm("#gogs-login-card", {
+            rules: {
+                "username": {
+                    required: true,
+                    minlength: 5,
+                    maxlength: 30
+                },
+                "email": {
+                    required: true,
+                    email: true
+                },
+                "passwd": {
+                    required: true,
+                    minlength: 6,
+                    maxlength: 30
+                },
+                "re-passwd": {
+                    required: true,
+                    equalTo: "input[name=passwd]"
+                }
+            }
+        });
+    });
+}

routers/user/user.go

@@ -112,6 +112,7 @@ func SignIn(req *http.Request, r render.Render, session sessions.Session) {
 
 func SignUp(form auth.RegisterForm, data base.TmplData, req *http.Request, r render.Render) {
 	data["Title"] = "Sign Up"
+	data["PageIsSignUp"] = true
 
 	if req.Method == "GET" {
 		r.HTML(200, "user/signup", data)

templates/base/footer.tmpl

@@ -1,6 +1,7 @@
 <script>
     $(function(){
         initCore();
+        {{if .PageIsSignUp}}initRegister();{{end}}
     });
 </script>
 </body>

templates/user/signup.tmpl

@@ -3,41 +3,37 @@
 <div class="container" id="gogs-body">
 	<form action="/user/sign_up" method="post" class="form-horizontal gogs-card" id="gogs-login-card">
         <h3>Sign Up</h3>
-	{{if .HasError}}
-	<div class="alert alert-danger">{{.ErrorMsg}}</div>
-	{{end}}
+	    <div class="alert alert-danger form-error{{if .HasError}}{{else}} hidden{{end}}">{{.ErrorMsg}}</div>
 		<div class="form-group {{if .Err_Username}}has-error has-feedback{{end}}">
 			<label class="col-md-4 control-label">Username: </label>
 			<div class="col-md-6">
-				<input name="username" class="form-control" placeholder="Type your username" value="{{.username}}">
+				<input name="username" class="form-control" placeholder="Type your username" value="{{.username}}" required="required" title="Username must contain at least has 5 characters">
 			</div>
 		</div>
 		<div class="form-group {{if .Err_Email}}has-error has-feedback{{end}}">
 			<label class="col-md-4 control-label">Email: </label>
 			<div class="col-md-6">
-				<input name="email" class="form-control" placeholder="Type your e-mail address" value="{{.email}}">
+				<input name="email" class="form-control" placeholder="Type your e-mail address" value="{{.email}}" required="required" title="Email is not valid">
 			</div>
 		</div>
 
 		<div class="form-group {{if .Err_Password}}has-error has-feedback{{end}}">
 			<label class="col-md-4 control-label">Password: </label>
 			<div class="col-md-6">
-				<input name="passwd" type="password" class="form-control" placeholder="Type your password">
+				<input name="passwd" type="password" class="form-control" placeholder="Type your password" required="required" title="Password must contain at least has 6 characters">
 			</div>
 		</div>
 		<div class="form-group">
 			<label class="col-md-4 control-label">Re-type: </label>
 			<div class="col-md-6">
-				<input type="password" class="form-control" placeholder="Re-type your password">
+				<input name="re-passwd" type="password" class="form-control" placeholder="Re-type your password" required="required" title="Re-type Password must be same to Password">
 			</div>
 		</div>
-
 		<div class="form-group">
 		    <div class="col-md-offset-4 col-md-6">
 		    	<button type="submit" class="btn btn-lg btn-primary">Create an account</button>
 		    </div>
 		</div>
-
 	    <div class="form-group">
             <div class="col-md-offset-4 col-md-6">
                 <a href="/user/login">Already have an account? Sign in now!</a>