mailing list: ability to add guest users

admin.go

@@ -164,6 +164,7 @@ type AdminMailingListTplData struct {
 	MailingList        *ldap.Entry
 	Members            EntryList
 	PossibleNewMembers EntryList
+	AllowGuest         bool
 
 	Error   string
 	Success bool
@@ -198,6 +199,60 @@ func handleAdminMailingList(w http.ResponseWriter, r *http.Request) {
 			} else {
 				dSuccess = true
 			}
+		} else if action == "add-external" {
+			mail := strings.Join(r.Form["mail"], "")
+			displayname := strings.Join(r.Form["displayname"], "")
+
+			searchRequest := ldap.NewSearchRequest(
+				config.UserBaseDN,
+				ldap.ScopeWholeSubtree, ldap.NeverDerefAliases, 0, 0, false,
+				fmt.Sprintf("(&(objectClass=organizationalPerson)(mail=%s))", mail),
+				[]string{"dn", "displayname", "mail"},
+				nil)
+			sr, err := login.conn.Search(searchRequest)
+			if err != nil {
+				dError = err.Error()
+			} else {
+				if len(sr.Entries) == 0 {
+					if config.MailingGuestsBaseDN != "" {
+						guestDn := fmt.Sprintf("%s=%s,%s", config.UserNameAttr, mail, config.MailingGuestsBaseDN)
+						req := ldap.NewAddRequest(guestDn, nil)
+						req.Attribute("objectclass", []string{"inetOrgPerson", "organizationalPerson", "person", "top"})
+						req.Attribute("mail", []string{mail})
+						if displayname != "" {
+							req.Attribute("displayname", []string{displayname})
+						}
+						err := login.conn.Add(req)
+						if err != nil {
+							dError = err.Error()
+						} else {
+							modify_request := ldap.NewModifyRequest(dn, nil)
+							modify_request.Add("member", []string{guestDn})
+
+							err := login.conn.Modify(modify_request)
+							if err != nil {
+								dError = err.Error()
+							} else {
+								dSuccess = true
+							}
+						}
+					} else {
+						dError = "Adding guest users not supported, the user must already have an LDAP account."
+					}
+				} else if len(sr.Entries) == 1 {
+					modify_request := ldap.NewModifyRequest(dn, nil)
+					modify_request.Add("member", []string{sr.Entries[0].DN})
+
+					err := login.conn.Modify(modify_request)
+					if err != nil {
+						dError = err.Error()
+					} else {
+						dSuccess = true
+					}
+				} else {
+					dError = fmt.Sprintf("Multiple users exist with email address %s", mail)
+				}
+			}
 		} else if action == "delete-member" {
 			member := strings.Join(r.Form["member"], "")
 			modify_request := ldap.NewModifyRequest(dn, nil)
@@ -217,7 +272,7 @@ func handleAdminMailingList(w http.ResponseWriter, r *http.Request) {
 		dn,
 		ldap.ScopeBaseObject, ldap.NeverDerefAliases, 0, 0, false,
 		fmt.Sprintf("(objectclass=groupOfNames)"),
-		[]string{"dn", config.MailingNameAttr, "member"},
+		[]string{"dn", config.MailingNameAttr, "member", "description"},
 		nil)
 
 	sr, err := login.conn.Search(searchRequest)
@@ -274,6 +329,7 @@ func handleAdminMailingList(w http.ResponseWriter, r *http.Request) {
 		MailingList:        ml,
 		Members:            members,
 		PossibleNewMembers: possibleNewMembers,
+		AllowGuest:         config.MailingGuestsBaseDN != "",
 
 		Error:   dError,
 		Success: dSuccess,
@@ -785,7 +841,7 @@ func handleAdminCreate(w http.ResponseWriter, r *http.Request) {
 		data.IdType = config.UserNameAttr
 		data.StructuralObjectClass = "inetOrgPerson"
 		data.ObjectClass = "inetOrgPerson\norganizationalPerson\nperson\ntop"
-	} else if template == "group" {
+	} else if template == "group" || template == "ml" {
 		data.IdType = config.UserNameAttr
 		data.StructuralObjectClass = "groupOfNames"
 		data.ObjectClass = "groupOfNames\ntop"
@@ -842,7 +898,7 @@ func handleAdminCreate(w http.ResponseWriter, r *http.Request) {
 			if err != nil {
 				data.Error = err.Error()
 			} else {
-				if super_dn == config.MailingBaseDN && data.IdType == config.MailingNameAttr {
+				if template == "ml" {
 					http.Redirect(w, r, "/admin/mailing/"+data.IdValue, http.StatusFound)
 				} else {
 					http.Redirect(w, r, "/admin/ldap/"+dn, http.StatusFound)

main.go

@@ -28,8 +28,10 @@ type ConfigFile struct {
 	UserNameAttr  string `json:"user_name_attr"`
 	GroupBaseDN   string `json:"group_base_dn"`
 	GroupNameAttr string `json:"group_name_attr"`
+
 	MailingBaseDN       string `json:"mailing_list_base_dn"`
 	MailingNameAttr     string `json:"mailing_list_name_attr"`
+	MailingGuestsBaseDN string `json:"mailing_list_guest_user_base_dn"`
 
 	InvitationBaseDN   string   `json:"invitation_base_dn"`
 	InvitationNameAttr string   `json:"invitation_name_attr"`

templates/admin_create.html

@@ -30,10 +30,17 @@
     <input type="text" disabled="true" class="form-control" value="{{ .SuperDN }}" />
   </div>
   -->
+  {{if eq .Template "ml"}}
+    <div class="form-group">
+      <label for="idvalue">Adresse complète de la mailing list :</label>
+      <input type="text" id="idvalue" name="idvalue" class="form-control" value="{{ .IdValue }}" placeholder="example@deuxfleurs.fr" />
+    </div>
+  {{else}}
     <div class="form-group">
         <label for="idvalue">Identifiant :</label>
       <input type="text" id="idvalue" name="idvalue" class="form-control" value="{{ .IdValue }}" />
     </div>
+  {{end}}
   <div class="form-group">
     <label for="idtype">Type d'identifiant :</label>
     <input type="text" {{if .Template}}disabled="disabled"{{end}} id="idtype" name="idtype" class="form-control" value="{{ .IdType }}" />

templates/admin_mailing.html

@@ -4,7 +4,7 @@
 
 <div class="d-flex">
   <h4>Mailing lists</h4>
-  <a class="ml-auto btn btn-success" href="/admin/create/group/{{.MailingBaseDN}}">Nouvelle mailing list</a>
+  <a class="ml-auto btn btn-success" href="/admin/create/ml/{{.MailingBaseDN}}">Nouvelle mailing list</a>
   <a class="ml-4 btn btn-info" href="/">Menu principal</a>
 </div>
 

templates/admin_mailing_list.html

@@ -20,6 +20,10 @@
   </div>
 {{end}}
 
+{{with $desc := .MailingList.GetAttributeValue "description"}}{{if $desc}}
+  <p class="mt-4">{{$desc}}</p>
+{{end}}{{end}}
+
 <table class="table mt-4">
   <thead>
     <th scope="col">Adresse</th>
@@ -46,16 +50,20 @@
         </tr>
       {{end}}
     {{end}}
+    {{if not .Members}}
+      <tr><td>(aucun abonné)</td></tr>
+    {{end}}
   </tbody>
 </table>
 
 <hr class="mt-4" />
 <h5 class="mt-4">Ajouter un destinataire</h5>
+
+<div class="container">
   <form method="POST">
     <input type="hidden" name="action" value="add-member" />
     <div class="row mt-4">
-        <div class="col-md-3"><strong>Utilisateur existant :</strong>
-      </div>
+      <div class="col-md-3"><strong>Utilisateur existant :</strong> </div>
       <div class="col-md-5">
         <input class="form-control" type="text" list="users" name="member" placeholder="Utilisateur..." />
         <datalist id="users">
@@ -69,5 +77,41 @@
       <div class="col-md-2">
         <input type="submit" value="Ajouter" class="form-control btn btn-success btn-sm" />
       </div>
+    </div>
+  </form>
+
+  {{if .AllowGuest}}
+  <div class="row mt-4">
+    <div class="col-md-10">OU</div>
+  </div>
+
+  <form method="POST">
+    <input type="hidden" name="action" value="add-external" />
+    <div class="row mt-4">
+      <div class="col-md-3"><strong>E-mail :</strong></div>
+      <div class="col-md-5">
+        <input class="form-control" type="text"  name="mail" placeholder="machin@truc.net..." />
+      </div>
+      <div class="col-md-2">
+      </div>
+    </div>
+    <div class="row mt-4">
+      <div class="col-md-3"><strong>Nom (optionnel) :</strong></div>
+      <div class="col-md-5">
+        <input class="form-control" type="text"  name="displayname" placeholder="Machin Truc..." />
+      </div>
+      <div class="col-md-2">
+        <input type="submit" value="Ajouter" class="form-control btn btn-success btn-sm" />
+      </div>
+    </div>
+    <div class="row">
+      <small class="form-text text-muted col-md-10">
+        Si un utilisateur existe déjà avec l'email spécifiée, celui-ci sera ajouté à la liste.
+        Sinon, un utilisateur invité sera créé.
+      </small>
+    </div>
   </form>
   {{end}}
+</div>
+
+{{end}}

templates/layout.html

@@ -6,7 +6,7 @@
 
   <link rel="stylesheet" href="/static/css/bootstrap.min.css">
 
-  <title>{{template "title"}} Guichet</title>
+  <title>{{template "title" .}} Guichet</title>
 </head>
 <body>
   <div class="container mb-4">