From 41ea2d625ec354dab4462735242b7a96f204e117 Mon Sep 17 00:00:00 2001
From: Yunus Emre Kalkan <emre.kalkan@volosoft.com>
Date: Mon, 18 Feb 2019 15:36:47 +0300
Subject: [PATCH 1/2] Create TagHelperAttributeExtensions.cs

---
 .../TagHelperAttributeExtensions.cs           | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Extensions/TagHelperAttributeExtensions.cs

diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Extensions/TagHelperAttributeExtensions.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Extensions/TagHelperAttributeExtensions.cs
new file mode 100644
index 0000000000..ef581529a6
--- /dev/null
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Extensions/TagHelperAttributeExtensions.cs
@@ -0,0 +1,25 @@
+using Microsoft.AspNetCore.Razor.TagHelpers;
+using System.Collections.Generic;
+
+namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Extensions
+{
+    public static class TagHelperAttributeExtensions
+    {
+        public static string ToHtmlAttributeAsString(this TagHelperAttribute attribute)
+        {
+            return attribute.Name + "=\"" + attribute.Value + "\"";
+        }
+
+        public static string ToHtmlAttributesAsString(this List<TagHelperAttribute> attributes)
+        {
+            var attributesAsString = "";
+
+            foreach (var attribute in attributes)
+            {
+                attributesAsString += attribute.ToHtmlAttributeAsString() + " ";
+            }
+
+            return attributesAsString;
+        }
+    }
+}

From 734534052af99df735a83efad320721e636aba03 Mon Sep 17 00:00:00 2001
From: Yunus Emre Kalkan <emre.kalkan@volosoft.com>
Date: Mon, 18 Feb 2019 15:37:24 +0300
Subject: [PATCH 2/2] Tab tag helpers: content and header attributes

---
 .../TagHelpers/Tab/AbpTabTagHelperService.cs  | 34 ++++++++++++++++---
 1 file changed, 29 insertions(+), 5 deletions(-)

diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Tab/AbpTabTagHelperService.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Tab/AbpTabTagHelperService.cs
index ee90724c1a..2de18d0592 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Tab/AbpTabTagHelperService.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Tab/AbpTabTagHelperService.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Razor.TagHelpers;
 using Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Extensions;
@@ -13,7 +14,7 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Tab
 
             var innerContent = await output.GetChildContentAsync();
             var tabHeader = GetTabHeaderItem(context, output);
-            var tabContent = GetTabContentItem(innerContent.GetContent());
+            var tabContent = GetTabContentItem(context, output, innerContent.GetContent());
 
             var tabHeaderItems = context.GetValue<List<TabItem>>(TabItems);
 
@@ -30,23 +31,31 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Tab
             var link = TagHelper.Name;
             var control = TagHelper.Name;
             var title = TagHelper.Title;
+            var attributes = GetTabHeaderAttributes(context, output);
+
+            var classAttributesAsString = attributes.Where(a=>a.Name == "class").ToList().Select(a=>a.Value).JoinAsString(" ");
+            var otherAttributesAsString = attributes.Where(a => a.Name != "class").ToList().ToHtmlAttributesAsString();
 
             if (!string.IsNullOrWhiteSpace(TagHelper.ParentDropdownName))
             {
-                return "<a class=\"dropdown-item\" id=\"" + id + "\" href=\"#" + link + "\" data-toggle=\"tab\"  role=\"tab\" aria-controls=\"" + control + "\" aria-selected=\"false\">" + title + "</a>";
+                return "<a class=\"dropdown-item "+ classAttributesAsString + "\" id=\"" + id + "\" href=\"#" + link + "\" data-toggle=\"tab\"  role=\"tab\" aria-controls=\"" + control + "\" aria-selected=\"false\" "+ otherAttributesAsString + ">" + title + "</a>";
             }
 
-            return "<li class=\"nav-item\"><a class=\"nav-link" + AbpTabItemActivePlaceholder + "\" id=\"" + id + "\" data-toggle=\"" + TabItemsDataTogglePlaceHolder + "\" href=\"#" + link + "\" role=\"tab\" aria-controls=\"" + control + "\" aria-selected=\"" + AbpTabItemSelectedPlaceholder + "\">" +
+            return "<li class=\"nav-item\"><a class=\"nav-link " + classAttributesAsString + " " + AbpTabItemActivePlaceholder + "\" id=\"" + id + "\" data-toggle=\"" + TabItemsDataTogglePlaceHolder + "\" href=\"#" + link + "\" role=\"tab\" aria-controls=\"" + control + "\" aria-selected=\"" + AbpTabItemSelectedPlaceholder + "\" "+ otherAttributesAsString + ">" +
                    title +
                    "</a></li>";
         }
 
-        protected virtual string GetTabContentItem(string content)
+        protected virtual string GetTabContentItem(TagHelperContext context, TagHelperOutput output, string content)
         {
             var headerId = TagHelper.Name + "-tab";
             var id = TagHelper.Name;
+            var attributes = GetTabContentAttributes(context, output);
+
+            var classAttributesAsString = attributes.Where(a => a.Name == "class").ToList().Select(a => a.Name).JoinAsString(" ");
+            var otherAttributesAsString = attributes.Where(a => a.Name != "class").ToList().ToHtmlAttributesAsString();
 
-            return "<div class=\"tab-pane fade" + AbpTabItemShowActivePlaceholder + "\" id=\"" + id + "\" role=\"tabpanel\" aria-labelledby=\"" + headerId + "\">" +
+            return "<div class=\"tab-pane fade " + classAttributesAsString + " " + AbpTabItemShowActivePlaceholder + "\" id=\"" + id + "\" role=\"tabpanel\" aria-labelledby=\"" + headerId + "\" " + otherAttributesAsString + ">" +
                    content +
                    "</div>";
         }
@@ -58,5 +67,20 @@ namespace Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.TagHelpers.Tab
                 TagHelper.Name = TabItemNamePlaceHolder;
             }
         }
+
+        protected virtual List<TagHelperAttribute> GetTabContentAttributes(TagHelperContext context, TagHelperOutput output) {
+            var contentprefix = "content-";
+            return GetTabAttributesByPrefix(output.Attributes, contentprefix);
+        }
+
+        protected virtual List<TagHelperAttribute> GetTabHeaderAttributes(TagHelperContext context, TagHelperOutput output) {
+            var headerprefix = "header-";
+            return GetTabAttributesByPrefix(output.Attributes, headerprefix);
+        }
+
+        private List<TagHelperAttribute> GetTabAttributesByPrefix(TagHelperAttributeList attributes, string prefix) {
+            return attributes.Where(a=>a.Name.StartsWith(prefix))
+                .Select(a=> new TagHelperAttribute(a.Name.Substring(prefix.Length), a.Value)).ToList();
+        }
     }
 }
\ No newline at end of file