From 61a76f624decd9d9ef3afadaf584d46fe56e0817 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Mon, 10 Feb 2020 09:54:33 +0100
Subject: Make some values non deletable

---
 admin.go                  |  9 +++++++++
 templates/admin_ldap.html | 12 +++++++-----
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/admin.go b/admin.go
index 870439f..7806cfd 100644
--- a/admin.go
+++ b/admin.go
@@ -164,6 +164,7 @@ type PropValues struct {
 	Name     string
 	Values   []string
 	Editable bool
+	Deletable bool
 }
 
 func handleAdminLDAP(w http.ResponseWriter, r *http.Request) {
@@ -342,10 +343,18 @@ func handleAdminLDAP(w http.ResponseWriter, r *http.Request) {
 						break
 					}
 				}
+				deletable := true
+				for _, restricted := range []string{ "displayname", "objectclass", "structuralobjectclass" } {
+					if strings.EqualFold(attr.Name, restricted) {
+						deletable = false
+						break
+					}
+				}
 				props[name_lower] = &PropValues{
 					Name:     attr.Name,
 					Values:   attr.Values,
 					Editable: editable,
+					Deletable: deletable,
 				}
 			}
 		}
diff --git a/templates/admin_ldap.html b/templates/admin_ldap.html
index 4480d10..c7a0872 100644
--- a/templates/admin_ldap.html
+++ b/templates/admin_ldap.html
@@ -76,11 +76,13 @@
           </div>
 
           <div class="col-md-1">
-            <form method="POST" onsubmit="return confirm('Supprimer cet attribut ?');">
-              <input type="hidden" name="action" value="delete" />
-              <input type="hidden" name="attr" value="{{$key}}" />
-              <input type="submit" value="Suppr." class="form-control btn btn-danger btn-sm" />
-            </form>
+            {{if $value.Deletable}}
+              <form method="POST" onsubmit="return confirm('Supprimer cet attribut ?');">
+                <input type="hidden" name="action" value="delete" />
+                <input type="hidden" name="attr" value="{{$key}}" />
+                <input type="submit" value="Suppr." class="form-control btn btn-danger btn-sm" />
+              </form>
+            {{end}}
           </div>
         </div>
       {{end}}
-- 
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