名称检查

app/controllers/forums_controller.rb

@@ -296,7 +296,12 @@ class ForumsController < ApplicationController
 
   #检查forum的名字
   def check_forum_name
-    forum_name_exist = Forum.where("name = '#{params[:forum_name]}' and id != #{params[:forum_id]}").count >= 1 ? true : false
+    forum_name_exist = true
+    if params[:forum_id]
+      forum_name_exist = Forum.where("name = '#{params[:forum_name]}' and id != #{params[:forum_id]}").count >= 1 ? true : false
+    else
+      forum_name_exist = Forum.where("name = '#{params[:forum_name]}' ").count >= 1 ? true : false
+    end
     render :text => forum_name_exist
   end
 

app/views/forums/edit.html.erb

@@ -54,7 +54,7 @@
         $('#forum_name').keypress(function(e)
         {
             var n = 0;
-            var str = this.val().trim();
+            var str = this.value;
             for (i = 0; i < str.length; i++) {
                 var leg = str.charCodeAt(i);//ASCII码
                 if (leg > 255) {

app/views/forums/index.html.erb

@@ -51,9 +51,8 @@
       });
       $('#forum_name').keypress( function(e)
       {
-          alert(1)
           var n = 0;
-          var str = this.val().trim();
+          var str = this.value;
           for (i = 0; i < str.length; i++) {
               var leg = str.charCodeAt(i);//ASCII码
               if (leg > 255) {//大于255的都是中文
@@ -62,7 +61,6 @@
                   n += 1;//英文，不多说了
               }
           }
-          console.log(n)
           if(n >= 160 && e.keyCode != 8)
               if(document.all)
               {
@@ -98,7 +96,7 @@
       if( name != ""){
           $.get(
               '<%= check_forum_name_forums_path %>',
-              {"forum_name":name},
+              {"forum_name":encodeURIComponent(name)},
              function(data){
 
                  if( data == 'true'){

public/javascripts/new_user.js

@@ -340,7 +340,7 @@ function limitStrsize(id,length){
     $('#'+id).keypress(function(e)
     {
         var n = 0;
-        var str = this.val().trim();
+        var str = this.value;
         for (i = 0; i < str.length; i++) {
             var leg = str.charCodeAt(i);//ASCII码
             if (leg > 255) {//大于255的都是中文