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settings-portal: Do not assume GSettings availability #144

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Apr 17, 2024
Merged

settings-portal: Do not assume GSettings availability #144

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39 changes: 20 additions & 19 deletions settings-portal/Settings.vala
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Original file line number Diff line number Diff line change
Expand Up @@ -105,7 +105,7 @@ public class SettingsDaemon.Settings : GLib.Object {

public signal void setting_changed (string namespace, string key, GLib.Variant value);

private HashTable<string, GLib.Settings> settings;
private HashTable<unowned string, GLib.Settings> settings;
private AccountsServiceMonitor monitor;

private const string[] SUPPORTED_SCHEMAS = {
Expand All @@ -122,14 +122,16 @@ public class SettingsDaemon.Settings : GLib.Object {
setting_changed ("org.freedesktop.appearance", "accent-color", get_accent_color ());
});

settings = new HashTable<string, GLib.Settings> (str_hash, str_equal);
foreach (var schema in SUPPORTED_SCHEMAS) {
settings = new HashTable<unowned string, GLib.Settings> (str_hash, str_equal);
foreach (unowned var schema in SUPPORTED_SCHEMAS) {
if (SettingsSchemaSource.get_default ().lookup (schema, true) != null) {
settings[schema] = new GLib.Settings (schema);
settings[schema].changed.connect ((key) => {
var @value = settings[schema].get_value (key);
setting_changed (schema, key, value);
});
} else {
warning ("GSettings schema `%s` not found on the system!", schema);
}
}
}
Expand Down Expand Up @@ -204,44 +206,43 @@ public class SettingsDaemon.Settings : GLib.Object {
public async GLib.HashTable<string, GLib.HashTable<string, GLib.Variant>> read_all (string[] namespaces) throws GLib.DBusError, GLib.IOError {
var ret = new GLib.HashTable<string, GLib.HashTable<string, GLib.Variant>> (str_hash, str_equal);

foreach (var schema in SUPPORTED_SCHEMAS) {
settings.foreach ((schema, setting) => {
if (namespace_matches (schema, namespaces)) {
var dict = new HashTable<string, Variant> (str_hash, str_equal);
var dict = new GLib.HashTable<string, GLib.Variant> (str_hash, str_equal);

if (schema == "org.freedesktop.appearance") {
dict.insert ("color-scheme", get_color_scheme ());
dict.insert ("accent-color", get_accent_color ());
} else {
var setting = settings[schema];
foreach (var key in setting.settings_schema.list_keys ()) {
var keys = setting.settings_schema.list_keys ();
foreach (unowned var key in keys) {
dict.insert (key, setting.get_value (key));
}
}

ret.insert (schema, dict);
}
}
});

return ret;
}

public async GLib.Variant read (string namespace, string key) throws GLib.DBusError, GLib.Error {
if (namespace in SUPPORTED_SCHEMAS) {
if (namespace == "org.freedesktop.appearance") {
if (key == "color-scheme") {
return get_color_scheme ();
}

if (key == "accent-color") {
return get_accent_color ();
}
if (namespace == "org.freedesktop.appearance") {
if (key == "color-scheme") {
return get_color_scheme ();
}

if (settings[namespace].settings_schema.has_key (key)) {
return settings[namespace].get_value (key);
if (key == "accent-color") {
return get_accent_color ();
}
}

unowned GLib.Settings? setting = settings[namespace];
if (setting != null && setting.settings_schema.has_key (key)) {
return setting.get_value (key);
}

debug ("Attempted to read unknown namespace/key pair: %s %s", namespace, key);

throw new PortalError.NOT_FOUND ("Requested setting not found");
Expand Down