From 08a7ec3292cd538f487e77a850943d5859231767 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Sun, 9 Feb 2020 23:20:44 +0100
Subject: Ability to delete an object

---
 admin.go                  | 52 +++++++++++++++++++++++++++++------------------
 templates/admin_ldap.html | 16 +++++++++++++++
 2 files changed, 48 insertions(+), 20 deletions(-)

diff --git a/admin.go b/admin.go
index a28c266..33c63e7 100644
--- a/admin.go
+++ b/admin.go
@@ -128,6 +128,7 @@ type AdminLDAPTplData struct {
 	Children []Child
 	CanAddChild bool
 	Props    map[string]*PropValues
+	CanDelete bool
 
 	HasMembers bool
 	Members    []EntryName
@@ -174,6 +175,27 @@ func handleAdminLDAP(w http.ResponseWriter, r *http.Request) {
 	dError := ""
 	dSuccess := false
 
+	// Build path
+	path := []PathItem{
+		PathItem{
+			DN:         config.BaseDN,
+			Identifier: config.BaseDN,
+			Active:     dn == config.BaseDN,
+		},
+	}
+
+	len_base_dn := len(strings.Split(config.BaseDN, ","))
+	dn_split := strings.Split(dn, ",")
+	dn_last_attr := strings.Split(dn_split[0], "=")[0]
+	for i := len_base_dn + 1; i <= len(dn_split); i++ {
+		path = append(path, PathItem{
+			DN:         strings.Join(dn_split[len(dn_split)-i:len(dn_split)], ","),
+			Identifier: dn_split[len(dn_split)-i],
+			Active:     i == len(dn_split),
+		})
+	}
+
+	// Handle modification operation
 	if r.Method == "POST" {
 		r.ParseForm()
 		action := strings.Join(r.Form["action"], "")
@@ -266,29 +288,18 @@ func handleAdminLDAP(w http.ResponseWriter, r *http.Request) {
 			} else {
 				dSuccess = true
 			}
+		} else if action == "delete-object" {
+			del_request := ldap.NewDelRequest(dn, nil)
+			err := login.conn.Del(del_request)
+			if err != nil {
+				dError = err.Error()
+			} else {
+				http.Redirect(w, r, "/admin/ldap/" + strings.Join(dn_split[1:], ","), http.StatusFound)
+				return
+			}
 		}
 	}
 
-	// Build path
-	path := []PathItem{
-		PathItem{
-			DN:         config.BaseDN,
-			Identifier: config.BaseDN,
-			Active:     dn == config.BaseDN,
-		},
-	}
-
-	len_base_dn := len(strings.Split(config.BaseDN, ","))
-	dn_split := strings.Split(dn, ",")
-	dn_last_attr := strings.Split(dn_split[0], "=")[0]
-	for i := len_base_dn + 1; i <= len(dn_split); i++ {
-		path = append(path, PathItem{
-			DN:         strings.Join(dn_split[len(dn_split)-i:len(dn_split)], ","),
-			Identifier: dn_split[len(dn_split)-i],
-			Active:     i == len(dn_split),
-		})
-	}
-
 	// Get object and parse it
 	searchRequest := ldap.NewSearchRequest(
 		dn,
@@ -445,6 +456,7 @@ func handleAdminLDAP(w http.ResponseWriter, r *http.Request) {
 		Children: children,
 		Props:    props,
 		CanAddChild: dn_last_attr == "ou",
+		CanDelete: dn != config.BaseDN && len(children) == 0,
 
 		HasMembers: len(members) > 0 || hasMembers,
 		Members:    members,
diff --git a/templates/admin_ldap.html b/templates/admin_ldap.html
index 3ceed7d..193f4e6 100644
--- a/templates/admin_ldap.html
+++ b/templates/admin_ldap.html
@@ -190,6 +190,22 @@
   </div>
 {{end}}
 
+{{if .CanDelete}}
+  <hr class="mt-4">
+  <h5 class="mt-4">Supprimer l'objet</h5>
+  <div class="alert alert-danger">
+    Attention, cette opération est irrévocable !
+  </div>
+  <form method="POST" onsubmit="return confirm('Supprimer cet objet DÉFINITIVEMENT ?');">
+    <div class="form-row">
+      <input type="hidden" name="action" value="delete-object" />
+      <div class="col-sm-5"></div>
+      <input type="submit" value="Supprimer l'objet" class="form-control btn btn-danger col-sm-2" />
+      <div class="col-sm-5"></div>
+    </div>
+  </form>
+{{end}}
+
 <hr class="mt-4" />
 
 {{end}}
-- 
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