GVariant* js_to_dbus(JSContextRef ctx, const JSValueRef jsvalue, const GVariantType* sig, JSValueRef *exception)
{
if (g_variant_type_is_array(sig)) {
GVariantBuilder builder;
g_variant_builder_init(&builder, sig);
JSPropertyNameArrayRef array = JSObjectCopyPropertyNames(ctx, (JSObjectRef)jsvalue);
const GVariantType* child_sig = g_variant_type_element(sig);
if (g_variant_type_is_dict_entry(child_sig)) {
const GVariantType* key_sig = g_variant_type_first(child_sig);
const GVariantType* value_sig = g_variant_type_next(key_sig);
for (size_t i=0; i < JSPropertyNameArrayGetCount(array); i++) {
if (filter_function_child(ctx, jsvalue, i)) continue;
g_variant_builder_open(&builder, child_sig);
JSValueRef key = JSValueMakeString(ctx, JSPropertyNameArrayGetNameAtIndex(array, i));
JSValueRef value = JSObjectGetPropertyAtIndex(ctx, (JSObjectRef)jsvalue, i, NULL);
g_variant_builder_add_value(&builder, js_to_dbus(ctx, key, key_sig, exception));
g_variant_builder_add_value(&builder, js_to_dbus(ctx, value, value_sig, exception));
g_variant_builder_close(&builder);
}
return g_variant_builder_end(&builder);
} else {
GVariantBuilder builder;
g_variant_builder_init(&builder, sig);
JSPropertyNameArrayRef array = JSObjectCopyPropertyNames(ctx, (JSObjectRef)jsvalue);
const GVariantType* child_sig = g_variant_type_element(sig);
for (size_t i=0; i < JSPropertyNameArrayGetCount(array); i++) {
if (filter_array_child(ctx, array, i)) continue;
g_variant_builder_add_value(&builder, js_to_dbus(ctx, JSObjectGetPropertyAtIndex(ctx, (JSObjectRef)jsvalue, i, NULL), child_sig, exception));
}
JSPropertyNameArrayRelease(array);
return g_variant_builder_end(&builder);
}
} else if (g_variant_type_is_tuple(sig)) {
GVariantBuilder builder;
g_variant_builder_init(&builder, sig);
JSPropertyNameArrayRef array = JSObjectCopyPropertyNames(ctx, (JSObjectRef)jsvalue);
const GVariantType* current_sig = g_variant_type_first(sig);
for (size_t i=0; i < JSPropertyNameArrayGetCount(array); i++) {
if (filter_array_child(ctx, array, i)) continue;
g_variant_builder_add_value(&builder, js_to_dbus(ctx, JSObjectGetPropertyAtIndex(ctx, (JSObjectRef)jsvalue, i, NULL), current_sig, exception));
current_sig = g_variant_type_next(current_sig);
}
JSPropertyNameArrayRelease(array);
return g_variant_builder_end(&builder);
} else {
switch (g_variant_type_peek_string(sig)[0]) {
case 'y':
return g_variant_new_byte(JSValueToNumber(ctx, jsvalue, exception));
case 'n':
return g_variant_new_int16(JSValueToNumber(ctx, jsvalue, exception));
case 'q':
return g_variant_new_uint16(JSValueToNumber(ctx, jsvalue, exception));
case 'i':
return g_variant_new_int32(JSValueToNumber(ctx, jsvalue, exception));
case 'u':
return g_variant_new_uint32(JSValueToNumber(ctx, jsvalue, exception));
case 'x':
return g_variant_new_int64(JSValueToNumber(ctx, jsvalue, exception));
case 't':
return g_variant_new_uint64(JSValueToNumber(ctx, jsvalue, exception));
case 'd':
return g_variant_new_double(JSValueToNumber(ctx, jsvalue, exception));
case 'h':
return g_variant_new_handle(JSValueToNumber(ctx, jsvalue, exception));
case 'b':
return g_variant_new_boolean(JSValueToBoolean(ctx, jsvalue));
case 's':
{
char* v = jsvalue_to_cstr(ctx, jsvalue);
GVariant* r = g_variant_new_string(v);
g_free(v);
return r;
}
case 'v':
{
//TODO:
/*g_variant_new_variant()*/
g_assert_not_reached();
}
}
}
g_assert_not_reached();
}
gboolean js_to_dbus(JSContextRef ctx, const JSValueRef jsvalue,
DBusMessageIter *iter, const char* sig, JSValueRef* exception)
{
DBusSignatureIter s_iter;
dbus_signature_iter_init(&s_iter, sig);
int type;
switch (type = dbus_signature_iter_get_current_type(&s_iter)) {
case DBUS_TYPE_BOOLEAN:
{
dbus_bool_t value = JSValueToBoolean(ctx, jsvalue);
if (!dbus_message_iter_append_basic(iter, type, (void*)&value)) {
g_warning("signatuer:%c error!", type);
return FALSE;
} else {
return TRUE;
}
}
case DBUS_TYPE_DOUBLE:
CASE_NUMBER
{
if (!JSValueIsNumber(ctx, jsvalue)) {
js_fill_exception(ctx, exception, "jsvalue is not an number!");
return FALSE;
}
double value = JSValueToNumber(ctx, jsvalue, NULL);
if (!dbus_message_iter_append_basic(iter, type, (void*)&value)) {
g_warning("signatuer:%c error!", type);
return FALSE;
} else {
return TRUE;
}
}
CASE_STRING
{
char* value = jsvalue_to_cstr(ctx, jsvalue);
if (value == NULL ||
!dbus_message_iter_append_basic(iter, type, (void*)&value)) {
g_free(value);
js_fill_exception(ctx, exception, "jsvalue is not an string or memory not enough!");
return FALSE;
} else {
g_free(value);
return TRUE;
}
}
case DBUS_TYPE_STRUCT:
{
if (!jsvalue_instanceof(ctx, jsvalue, "Array")) {
js_fill_exception(ctx, exception, "jsvalue should an array");
return FALSE;
}
JSPropertyNameArrayRef prop_names =
JSObjectCopyPropertyNames(ctx, (JSObjectRef)jsvalue);
int p_num = JSPropertyNameArrayGetCount(prop_names);
if (p_num == 0) {
JSPropertyNameArrayRelease(prop_names);
js_fill_exception(ctx, exception, "Struct at least have one element!");
return FALSE;
}
DBusMessageIter sub_iter;
OPEN_CONTAINER(iter, type, NULL, &sub_iter);
DBusSignatureIter sub_s_iter;
dbus_signature_iter_recurse(&s_iter, &sub_s_iter);
for (int i=0; i<p_num; i++) {
JSValueRef value = JSObjectGetProperty(ctx,
(JSObjectRef)jsvalue,
JSPropertyNameArrayGetNameAtIndex(prop_names, i),
NULL);
char *sig = dbus_signature_iter_get_signature(&sub_s_iter);
if (!js_to_dbus(ctx, value, &sub_iter, sig, exception)) {
js_fill_exception(ctx, exception, "Failed append struct with sig:%sTODO");
dbus_free(sig);
return FALSE;
}
dbus_free(sig);
if (i != p_num-1 && !dbus_signature_iter_next(&sub_s_iter)) {
JSPropertyNameArrayRelease(prop_names);
CLOSE_CONTAINER(iter, &sub_iter);
js_fill_exception(ctx, exception, "to many params filled to struct");
return FALSE;
}
}
if (dbus_signature_iter_next(&sub_s_iter)) {
JSPropertyNameArrayRelease(prop_names);
CLOSE_CONTAINER(iter, &sub_iter);
js_fill_exception(ctx, exception, "need more params by this struct");
return FALSE;
}
JSPropertyNameArrayRelease(prop_names);
CLOSE_CONTAINER(iter, &sub_iter);
return TRUE;
}
case DBUS_TYPE_ARRAY:
if (dbus_signature_iter_get_element_type(&s_iter) ==
DBUS_TYPE_DICT_ENTRY) {
DBusSignatureIter dict_s_iter;
dbus_signature_iter_recurse(&s_iter, &dict_s_iter);
char *d_sig = dbus_signature_iter_get_signature(&dict_s_iter);
DBusMessageIter sub_iter;
OPEN_CONTAINER(iter, type, d_sig, &sub_iter);
dbus_free(d_sig);
JSPropertyNameArrayRef prop_names = JSObjectCopyPropertyNames(ctx,
(JSObjectRef)jsvalue);
int p_num = JSPropertyNameArrayGetCount(prop_names);
DBusSignatureIter dict_sub_s_iter;
dbus_signature_iter_recurse(&dict_s_iter, &dict_sub_s_iter);
int key_type = dbus_signature_iter_get_current_type(&dict_sub_s_iter);
dbus_signature_iter_next(&dict_sub_s_iter);
char *val_sig = dbus_signature_iter_get_signature(&dict_sub_s_iter);
for (int i=0; i<p_num; i++) {
DBusMessageIter dict_iter;
OPEN_CONTAINER(&sub_iter, DBUS_TYPE_DICT_ENTRY,
NULL, &dict_iter);
JSStringRef key_str = JSPropertyNameArrayGetNameAtIndex(prop_names, i);
//TODO: fetch key type
switch (key_type) {
CASE_STRING
{
char *value = jsstring_to_cstr(ctx, key_str);
dbus_message_iter_append_basic(&dict_iter, key_type, (void*)&value);
g_free(value);
break;
}
case DBUS_TYPE_DOUBLE:
CASE_NUMBER
{
//TODO detect illegal number format
JSValueRef excp;
double value = JSValueToNumber(ctx,
JSValueMakeString(ctx, key_str), &excp);
if (excp != NULL) {
js_fill_exception(ctx, exception, "dict_entry's key must be an number to match the signature!");
return FALSE;
}
dbus_message_iter_append_basic(&dict_iter, key_type,
(void*)&value);
break;
}
default:
{
js_fill_exception(ctx, exception, "DICT_ENTRY's key must basic type, and you should not see this warning in javascript runtime");
dbus_free(val_sig);
JSPropertyNameArrayRelease(prop_names);
CLOSE_CONTAINER(iter, &sub_iter);
return FALSE;
}
}
js_to_dbus(ctx,
JSObjectGetProperty(ctx, (JSObjectRef)jsvalue,
key_str, NULL),
&dict_iter, val_sig,
exception);
CLOSE_CONTAINER(&sub_iter, &dict_iter);
}
dbus_free(val_sig);
JSPropertyNameArrayRelease(prop_names);
CLOSE_CONTAINER(iter, &sub_iter);
return TRUE;
} else {