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OMEMO QR code: URI-escape the JID

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This commit is contained in:
mjk 2022-02-26 00:08:00 +00:00
parent 98adfa332a
commit d1c8284964
1 changed files with 17 additions and 1 deletions
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18
plugins/omemo/src/ui/contact_details_dialog.vala
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@ -92,10 +92,18 @@ public class ContactDetailsDialog : Gtk.Dialog {
copy_button.clicked.connect(() => {Clipboard.get_default(get_display()).set_text(fingerprint, fingerprint.length);});
int sid = plugin.db.identity.row_with(plugin.db.identity.account_id, account.id)[plugin.db.identity.device_id];
var iri_query = @"omemo-sid-$(sid)=$(fingerprint)";
#if 0
// glib >=2.66 only; never compiled
string iri = GLib.Uri.join("xmpp", null, null, 0, jid, iri_query);
#else
var iri_path_seg = escape_for_iri_path_segment(jid.to_string());
var iri = @"xmpp:$(iri_path_seg)?$(iri_query)";
#endif
const int QUIET_ZONE_MODULES = 4; // MUST be at least 4
const int MODULE_SIZE_PX = 4; // arbitrary
var qr_pixbuf = new QRcode(@"xmpp:$(account.bare_jid)?omemo-sid-$(sid)=$(fingerprint)", 2)
var qr_pixbuf = new QRcode(iri, 2)
.to_pixbuf(MODULE_SIZE_PX * qrcode_image.scale_factor);
qrcode_image.set_from_surface(
Gdk.cairo_surface_create_from_pixbuf(qr_pixbuf,0,get_window()));
@ -126,6 +134,14 @@ public class ContactDetailsDialog : Gtk.Dialog {
fetch_unknown_bundles();
}
private static string escape_for_iri_path_segment(string s) {
// from RFC 3986, 2.2. Reserved Characters:
/*const*/ string SUB_DELIMS = "!$&'()*+,;=";
// from RFC 3986, 3.3. Path (pchar without unreserved and pct-encoded):
/*const*/ string ALLOWED_RESERVED_CHARS = SUB_DELIMS + ":@";
return GLib.Uri.escape_string(s, ALLOWED_RESERVED_CHARS, true);
}
private void fetch_unknown_bundles() {
Dino.Application app = Application.get_default() as Dino.Application;
XmppStream? stream = app.stream_interactor.get_stream(account);