From a85c27af65ce9e831bcaf14da813dc24b495d376 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Tue, 12 Jan 2021 20:30:19 +0100
Subject: [PATCH] Filter capabilities by driver name

---
 public/capabilities.html | 4 ++--
 server.go                | 6 ++++++
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/public/capabilities.html b/public/capabilities.html
index 8d8c2e3..2761d70 100644
--- a/public/capabilities.html
+++ b/public/capabilities.html
@@ -12,7 +12,7 @@
           <tr>
               <th>Capability</th>
               {{range .Drivers}}
-              <th>{{.}}</th>
+              <th><a href="?driver={{.}}" title="Only show {{.}} capabilities">{{.}}</a></th>
               {{end}}
           </tr>
       </thead>
@@ -39,7 +39,7 @@
           <tr>
               <th>Client capability</th>
               {{range .Drivers}}
-              <th>{{.}}</th>
+              <th><a href="?driver={{.}}" title="Only show {{.}} capabilities">{{.}}</a></th>
               {{end}}
           </tr>
       </thead>
diff --git a/server.go b/server.go
index 5cef669..a526106 100644
--- a/server.go
+++ b/server.go
@@ -258,11 +258,17 @@ func New() *echo.Echo {
 	})
 
 	e.GET("/capabilities", func(c echo.Context) error {
+		driverName := c.QueryParam("driver")
+
 		var drivers []string
 		caps := make(map[string]map[string]*uint64)
 		clientCaps := make(map[string]map[string]bool)
 		err := walkLatest(db, walkLatestDriver, func(k string, n *drmtree.Node) error {
 			drv := n.Driver.Name
+			if driverName != "" && drv != driverName {
+				return nil
+			}
+
 			drivers = append(drivers, drv)
 
 			for name, val := range n.Driver.Caps {
-- 
2.30.2