Calls: Indicate whether OMEMO key is verified

1 files changed, 77 insertions, 0 deletions

diff --git a/main/src/ui/call_window/call_encryption_button.vala b/main/src/ui/call_window/call_encryption_button.vala
new file mode 100644
index 00000000..1d785d51
--- /dev/null
+++ b/main/src/ui/call_window/call_encryption_button.vala
@@ -0,0 +1,77 @@
+using Dino.Entities;
+using Gtk;
+using Pango;
+
+public class Dino.Ui.CallEntryptionButton : MenuButton {
+
+    private Image encryption_image = new Image.from_icon_name("changes-allow-symbolic", IconSize.BUTTON) { visible=true };
+
+    construct {
+        add(encryption_image);
+        get_style_context().add_class("encryption-box");
+        this.set_popover(popover);
+    }
+
+    public void set_icon(bool encrypted, string? icon_name) {
+        this.visible = true;
+
+        if (encrypted) {
+            encryption_image.set_from_icon_name(icon_name ?? "changes-prevent-symbolic", IconSize.BUTTON);
+            get_style_context().remove_class("unencrypted");
+        } else {
+            encryption_image.set_from_icon_name(icon_name ?? "changes-allow-symbolic", IconSize.BUTTON);
+            get_style_context().add_class("unencrypted");
+        }
+    }
+
+    public void set_info(string? title, bool show_keys, Xmpp.Xep.Jingle.ContentEncryption? audio_encryption, Xmpp.Xep.Jingle.ContentEncryption? video_encryption) {
+        Popover popover = new Popover(this);
+        this.set_popover(popover);
+
+        if (audio_encryption == null) {
+            popover.add(new Label("This call is unencrypted.") { margin=10, visible=true } );
+            return;
+        }
+        if (title != null && !show_keys) {
+            popover.add(new Label(title) { use_markup=true, margin=10, visible=true } );
+            return;
+        }
+
+        Box box = new Box(Orientation.VERTICAL, 10) { margin=10, visible=true };
+        box.add(new Label("<b>%s</b>".printf(title ?? "This call is end-to-end encrypted.")) { use_markup=true, xalign=0, visible=true });
+
+        if (video_encryption == null) {
+            box.add(create_media_encryption_grid(audio_encryption));
+        } else {
+            box.add(new Label("<b>Audio</b>") { use_markup=true, xalign=0, visible=true });
+            box.add(create_media_encryption_grid(audio_encryption));
+            box.add(new Label("<b>Video</b>") { use_markup=true, xalign=0, visible=true });
+            box.add(create_media_encryption_grid(video_encryption));
+        }
+        popover.add(box);
+    }
+
+    private Grid create_media_encryption_grid(Xmpp.Xep.Jingle.ContentEncryption? encryption) {
+        Grid ret = new Grid() { row_spacing=3, column_spacing=5, visible=true };
+        if (encryption.peer_key.length > 0) {
+            ret.attach(new Label("Peer call key") { xalign=0, visible=true }, 1, 2, 1, 1);
+            ret.attach(new Label("<span font_family='monospace'>" + format_fingerprint(encryption.peer_key) + "</span>") { use_markup=true, max_width_chars=25, ellipsize=EllipsizeMode.MIDDLE, xalign=0, hexpand=true, visible=true }, 2, 2, 1, 1);
+        }
+        if (encryption.our_key.length > 0) {
+            ret.attach(new Label("Your call key") { xalign=0, visible=true }, 1, 3, 1, 1);
+            ret.attach(new Label("<span font_family='monospace'>" + format_fingerprint(encryption.our_key) + "</span>") { use_markup=true, max_width_chars=25, ellipsize=EllipsizeMode.MIDDLE, xalign=0, hexpand=true, visible=true }, 2, 3, 1, 1);
+        }
+        return ret;
+    }
+
+    private string format_fingerprint(uint8[] fingerprint) {
+        var sb = new StringBuilder();
+        for (int i = 0; i < fingerprint.length; i++) {
+            sb.append("%02x".printf(fingerprint[i]));
+            if (i < fingerprint.length - 1) {
+                sb.append(":");
+            }
+        }
+        return sb.str;
+    }
+}
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