Prefill the username in the authentication dialog

Lets prefill the username entry using the user name of the
current user.

4 files changed, 24 insertions, 9 deletions

diff --git a/src/remote-viewer.c b/src/remote-viewer.c
index 485baf2..112ef8b 100644
--- a/src/remote-viewer.c
+++ b/src/remote-viewer.c
@@ -714,6 +714,9 @@ authenticate_cb(RestProxy *proxy, G_GNUC_UNUSED RestProxyAuth *auth,
                  "username", &username,
                  NULL);
 
+    if (username == NULL || *username == '\0')
+        username = g_strdup(g_get_user_name());
+
     window = virt_viewer_app_get_main_window(VIRT_VIEWER_APP(user_data));
     success = virt_viewer_auth_collect_credentials(virt_viewer_window_get_window(window),
                                                    "oVirt",
diff --git a/src/virt-viewer-session-spice.c b/src/virt-viewer-session-spice.c
index 0c841bf..c45795c 100644
--- a/src/virt-viewer-session-spice.c
+++ b/src/virt-viewer-session-spice.c
@@ -528,13 +528,17 @@ virt_viewer_session_spice_main_channel_event(SpiceChannel *channel G_GNUC_UNUSED
                                   error != NULL ? error->message : _("Invalid password"));
         self->priv->pass_try++;
 
-        /* A username is *only* pre-filled in case where some authentication
-         * error happened. Unfortunately, we don't have a clear way to
-         * differantiate between invalid username and invalid password.
-         * So, in both cases the username entry will be pre-filled with the
-         * username used in the previous attempt. */
-        if (username_required)
+        /* The username is firstly pre-filled with the username of the current
+         * user and in case where some authentication error happened, the
+         * username entry will be prefilled with the last username used.
+         * Unfortunately, we don't have a clear way to differantiate bewteen
+         * invalid username and invalid password. So, in both cases the username
+         * entry will be pre-filled with the username used in the previous attempt. */
+        if (username_required) {
             g_object_get(self->priv->session, "username", &user, NULL);
+            if (user == NULL || *user == '\0')
+                user = g_strdup(g_get_user_name());
+        }
 
         ret = virt_viewer_auth_collect_credentials(self->priv->main_window,
                                                    "SPICE",
diff --git a/src/virt-viewer-session-vnc.c b/src/virt-viewer-session-vnc.c
index 29bd111..5a2dd86 100644
--- a/src/virt-viewer-session-vnc.c
+++ b/src/virt-viewer-session-vnc.c
@@ -283,9 +283,13 @@ virt_viewer_session_vnc_auth_credential(GtkWidget *src G_GNUC_UNUSED,
 
     VirtViewerFile *file = virt_viewer_session_get_file(VIRT_VIEWER_SESSION(self));
     if (file != NULL) {
-        if (wantUsername && virt_viewer_file_is_set(file, "username")) {
-            username = virt_viewer_file_get_username(file);
-            wantUsername = FALSE;
+        if (wantUsername) {
+            if (virt_viewer_file_is_set(file, "username")) {
+                username = virt_viewer_file_get_username(file);
+                wantUsername = FALSE;
+            } else {
+                username = g_strdup(g_get_user_name());
+            }
         }
         if (wantPassword && virt_viewer_file_is_set(file, "password")) {
             password = virt_viewer_file_get_password(file);
diff --git a/src/virt-viewer.c b/src/virt-viewer.c
index a1b3f0c..cbedc9f 100644
--- a/src/virt-viewer.c
+++ b/src/virt-viewer.c
@@ -711,6 +711,10 @@ virt_viewer_auth_libvirt_credentials(virConnectCredentialPtr cred,
     if (username || password) {
         VirtViewerWindow *vwin = virt_viewer_app_get_main_window(VIRT_VIEWER_APP(app));
         GtkWindow *win = virt_viewer_window_get_window(vwin);
+
+        if (*username == NULL || **username == '\0')
+            *username = g_strdup(g_get_user_name());
+
         priv->auth_cancelled = !virt_viewer_auth_collect_credentials(win,
                                                                      "libvirt",
                                                                      app->priv->uri,