From 8e72cf2206b12e2686e7deef0422ef2293d37fe3 Mon Sep 17 00:00:00 2001
From: lenemter <lenemter@gmail.com>
Date: Sat, 15 Mar 2025 12:55:45 +0300
Subject: [PATCH 1/2] Check for redacted font

---
 src/ScreenshotManager.vala | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/ScreenshotManager.vala b/src/ScreenshotManager.vala
index 5606d47af..3bd696aff 100644
--- a/src/ScreenshotManager.vala
+++ b/src/ScreenshotManager.vala
@@ -15,6 +15,28 @@ public class Gala.ScreenshotManager : Object {
     [DBus (visible = false)]
     public NotificationsManager notifications_manager { get; construct; }
 
+    private bool? _is_redacted_font_available = null;
+    private bool is_redacted_font_available {
+        get {
+            if (_is_redacted_font_available != null) {
+                return _is_redacted_font_available;
+            }
+
+            (unowned Pango.FontFamily)[] families;
+            Pango.CairoFontMap.get_default ().list_families (out families);
+
+            _is_redacted_font_available = false;
+            foreach (unowned var family in families) {
+                if (family.get_name () == "Redacted Script") {
+                    _is_redacted_font_available = true;
+                    break;
+                }
+            }
+
+            return _is_redacted_font_available;
+        }
+    }
+
     private Settings desktop_settings;
 
     private string prev_font_regular;
@@ -316,7 +338,7 @@ public class Gala.ScreenshotManager : Object {
     }
 
     private void unconceal_text () {
-        if (conceal_timeout == 0) {
+        if (!is_redacted_font_available || conceal_timeout == 0) {
             return;
         }
 
@@ -329,6 +351,10 @@ public class Gala.ScreenshotManager : Object {
     }
 
     public async void conceal_text () throws DBusError, IOError {
+        if (!is_redacted_font_available) {
+            return;
+        }
+
         if (conceal_timeout > 0) {
             Source.remove (conceal_timeout);
         } else {

From 9fa91d99698145b30a8c4a137c7e4a1911c63054 Mon Sep 17 00:00:00 2001
From: lenemter <lenemter@gmail.com>
Date: Sun, 16 Mar 2025 15:27:17 +0300
Subject: [PATCH 2/2] Throw error

---
 src/ScreenshotManager.vala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ScreenshotManager.vala b/src/ScreenshotManager.vala
index 3bd696aff..01590f552 100644
--- a/src/ScreenshotManager.vala
+++ b/src/ScreenshotManager.vala
@@ -352,7 +352,7 @@ public class Gala.ScreenshotManager : Object {
 
     public async void conceal_text () throws DBusError, IOError {
         if (!is_redacted_font_available) {
-            return;
+            throw new DBusError.FAILED ("Redacted font is not installed.");
         }
 
         if (conceal_timeout > 0) {