URL encode repo variable in templates to support images with slash in the name

main.go

@@ -122,6 +122,17 @@ func main() {
 		}
 		return res
 	})
+	view.AddGlobal("url_encoded_path", func(m interface{}) string {
+		return url.PathEscape(m.(string))
+
+	})
+	view.AddGlobal("url_decoded_path", func(m interface{}) string {
+		res, err := url.PathUnescape(m.(string))
+		if err != nil {
+			return m.(string)
+		}
+		return res
+	})
 	e := echo.New()
 	e.Renderer = &template{View: view}
 

templates/repositories.html

@@ -48,7 +48,7 @@
     <tbody>
         {{range repo := repos}}
             <tr>
-                <td><a href="/{{ namespace }}/{{ repo }}">{{ repo }}</a></td>
+                <td><a href="/{{ namespace }}/{{ repo |url_encoded_path }}">{{ repo }}</a></td>
                 <td>{{ tagCounts[namespace+"/"+repo] }}</td>
             </tr>
         {{end}}

templates/tag_info.html

@@ -8,7 +8,7 @@
     {{if namespace != "library"}}
     <li><a href="/{{ namespace }}">{{ namespace }}</a></li>
     {{end}}
-    <li><a href="/{{ namespace }}/{{ repo }}">{{ repo }}</a></li>
+    <li><a href="/{{ namespace }}/{{ repo }}">{{ repo |url_decoded_path }}</a></li>
     <li class="active">{{ tag }}</li>
 </ol>
 <table class="table table-striped table-bordered">

templates/tags.html

@@ -33,7 +33,7 @@
     {{if namespace != "library"}}
     <li><a href="/{{ namespace }}">{{ namespace }}</a></li>
     {{end}}
-    <li class="active">{{ repo }}</li>
+    <li class="active">{{ repo |url_decoded_path }}</li>
 </ol>
 
 <table id="datatable" class="table table-striped table-bordered">