// Invoke a script callback to get a script NPObject. Then call a method on the
// script NPObject passing it a freshly created NPObject.
static bool testScriptObjectInvoke(PluginObject* obj, const NPVariant* args, uint32_t argCount, NPVariant* result)
{
if (argCount != 2 || !NPVARIANT_IS_STRING(args[0]) || !NPVARIANT_IS_STRING(args[1]))
return false;
NPObject* windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
// Arg1 is the name of the callback
NPUTF8* callbackString = createCStringFromNPVariant(&args[0]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
free(callbackString);
// Invoke a callback that returns a script object
NPVariant object_result;
browser->invoke(obj->npp, windowScriptObject, callbackIdentifier, &args[1], 1, &object_result);
// Script object returned
NPObject* script_object = object_result.value.objectValue;
// Arg2 is the name of the method to be called on the script object
NPUTF8* object_mehod_string = createCStringFromNPVariant(&args[1]);
NPIdentifier object_method = browser->getstringidentifier(object_mehod_string);
free(object_mehod_string);
// Create a fresh NPObject to be passed as an argument
NPObject* object_arg = browser->createobject(obj->npp, &pluginClass);
NPVariant invoke_args[1];
OBJECT_TO_NPVARIANT(object_arg, invoke_args[0]);
// Invoke the script method
NPVariant object_method_result;
browser->invoke(obj->npp, script_object, object_method, invoke_args, 1, &object_method_result);
browser->releasevariantvalue(&object_result);
VOID_TO_NPVARIANT(*result);
if (NPVARIANT_IS_OBJECT(object_method_result)) {
// Now return the callbacks return value back to our caller.
// BUG 897451: This should be the same as the
// windowScriptObject, but its not (in Chrome) - or at least, it
// has a different refcount. This means Chrome will delete the
// object before returning it and the calling JS gets a garbage
// value. Firefox handles it fine.
OBJECT_TO_NPVARIANT(NPVARIANT_TO_OBJECT(object_method_result), *result);
} else {
browser->releasevariantvalue(&object_method_result);
VOID_TO_NPVARIANT(*result);
}
browser->releaseobject(object_arg);
return true;
}
static bool testGetProperty(PluginObject* obj, const NPVariant* args, uint32_t argCount, NPVariant* result)
{
if (!argCount)
return false;
NPObject* object;
browser->getvalue(obj->npp, NPNVWindowNPObject, &object);
for (uint32_t i = 0; i < argCount; i++) {
assert(NPVARIANT_IS_STRING(args[i]));
NPUTF8* propertyString = createCStringFromNPVariant(&args[i]);
NPIdentifier propertyIdentifier = browser->getstringidentifier(propertyString);
free(propertyString);
NPVariant variant;
bool retval = browser->getproperty(obj->npp, object, propertyIdentifier, &variant);
browser->releaseobject(object);
if (!retval)
break;
if (i + 1 < argCount) {
assert(NPVARIANT_IS_OBJECT(variant));
object = NPVARIANT_TO_OBJECT(variant);
} else {
*result = variant;
return true;
}
}
VOID_TO_NPVARIANT(*result);
return false;
}
static bool testCallbackReturn(PluginObject* obj, const NPVariant* args, uint32_t argCount, NPVariant* result)
{
if (argCount != 1 || !NPVARIANT_IS_STRING(args[0]))
return false;
NPObject* windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
NPUTF8* callbackString = createCStringFromNPVariant(&args[0]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
free(callbackString);
NPVariant callbackArgs[1];
OBJECT_TO_NPVARIANT(windowScriptObject, callbackArgs[0]);
NPVariant browserResult;
browser->invoke(obj->npp, windowScriptObject, callbackIdentifier,
callbackArgs, 1, &browserResult);
if (NPVARIANT_IS_OBJECT(browserResult))
OBJECT_TO_NPVARIANT(NPVARIANT_TO_OBJECT(browserResult), *result);
else {
browser->releasevariantvalue(&browserResult);
VOID_TO_NPVARIANT(*result);
}
return true;
}
NPIdentifier stringVariantToIdentifier(NPVariant variant) {
assert(NPVARIANT_IS_STRING(variant));
NPUTF8* utf8String = createCStringFromNPVariant(&variant);
NPIdentifier identifier = NPN_GetStringIdentifier(utf8String);
free(utf8String);
return identifier;
}
static NPIdentifier stringVariantToIdentifier(NPVariant variant)
{
assert(NPVARIANT_IS_STRING(variant));
NPUTF8* utf8String = createCStringFromNPVariant(&variant);
NPIdentifier identifier = browser->getstringidentifier(utf8String);
free(utf8String);
return identifier;
}
static bool getURLNotify(PluginObject* obj, const NPVariant* args, uint32_t argCount, NPVariant* result)
{
if (argCount != 3 || !NPVARIANT_IS_STRING(args[0])
|| (!NPVARIANT_IS_STRING(args[1]) && !NPVARIANT_IS_NULL(args[1]))
|| !NPVARIANT_IS_STRING(args[2]))
return false;
NPUTF8* urlString = createCStringFromNPVariant(&args[0]);
NPUTF8* targetString = (NPVARIANT_IS_STRING(args[1]) ? createCStringFromNPVariant(&args[1]) : 0);
NPUTF8* callbackString = createCStringFromNPVariant(&args[2]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
browser->geturlnotify(obj->npp, urlString, targetString, callbackIdentifier);
free(urlString);
free(targetString);
free(callbackString);
VOID_TO_NPVARIANT(*result);
return true;
}
static bool getURL(PluginObject* obj, const NPVariant* args, uint32_t argCount, NPVariant* result)
{
if (argCount == 2 && NPVARIANT_IS_STRING(args[0]) && NPVARIANT_IS_STRING(args[1])) {
NPUTF8* urlString = createCStringFromNPVariant(&args[0]);
NPUTF8* targetString = createCStringFromNPVariant(&args[1]);
NPError npErr = browser->geturl(obj->npp, urlString, targetString);
free(urlString);
free(targetString);
INT32_TO_NPVARIANT(npErr, *result);
return true;
} else if (argCount == 1 && NPVARIANT_IS_STRING(args[0])) {
NPUTF8* urlString = createCStringFromNPVariant(&args[0]);
NPError npErr = browser->geturl(obj->npp, urlString, 0);
free(urlString);
INT32_TO_NPVARIANT(npErr, *result);
return true;
}
return false;
}
static bool testHasMethod(PluginObject* obj, const NPVariant* args, uint32_t argCount, NPVariant* result)
{
if (argCount != 2 || !NPVARIANT_IS_OBJECT(args[0]) || !NPVARIANT_IS_STRING(args[1]))
return false;
NPUTF8* propertyString = createCStringFromNPVariant(&args[1]);
NPIdentifier propertyIdentifier = browser->getstringidentifier(propertyString);
free(propertyString);
bool retval = browser->hasmethod(obj->npp, NPVARIANT_TO_OBJECT(args[0]), propertyIdentifier);
BOOLEAN_TO_NPVARIANT(retval, *result);
return true;
}
static bool pluginInvoke(NPObject *header, NPIdentifier name, const NPVariant *args, uint32_t argCount, NPVariant *result)
{
PluginObject *obj = (PluginObject *)header;
if (name == pluginMethodIdentifiers[ID_TEST_CALLBACK_METHOD]) {
// call whatever method name we're given
if (argCount > 0 && NPVARIANT_IS_STRING(args[0])) {
NPObject *windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
NPUTF8* callbackString = createCStringFromNPVariant(&args[0]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
free(callbackString);
NPVariant browserResult;
browser->invoke(obj->npp, windowScriptObject, callbackIdentifier, 0, 0, &browserResult);
browser->releasevariantvalue(&browserResult);
VOID_TO_NPVARIANT(*result);
return true;
}
} else if (name == pluginMethodIdentifiers[ID_TEST_GETURL]) {
if (argCount == 2 && NPVARIANT_IS_STRING(args[0]) && NPVARIANT_IS_STRING(args[1])) {
NPUTF8* urlString = createCStringFromNPVariant(&args[0]);
NPUTF8* targetString = createCStringFromNPVariant(&args[1]);
browser->geturl(obj->npp, urlString, targetString);
free(urlString);
free(targetString);
VOID_TO_NPVARIANT(*result);
return true;
} else if (argCount == 1 && NPVARIANT_IS_STRING(args[0])) {
NPUTF8* urlString = createCStringFromNPVariant(&args[0]);
browser->geturl(obj->npp, urlString, 0);
free(urlString);
VOID_TO_NPVARIANT(*result);
return true;
}
} else if (name == pluginMethodIdentifiers[ID_REMOVE_DEFAULT_METHOD]) {
pluginClass.invokeDefault = 0;
VOID_TO_NPVARIANT(*result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_DOM_ACCESS]) {
testDOMAccess(obj);
VOID_TO_NPVARIANT(*result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_GET_URL_NOTIFY]) {
if (argCount == 3
&& NPVARIANT_IS_STRING(args[0])
&& (NPVARIANT_IS_STRING(args[1]) || NPVARIANT_IS_NULL(args[1]))
&& NPVARIANT_IS_STRING(args[2])) {
NPUTF8* urlString = createCStringFromNPVariant(&args[0]);
NPUTF8* targetString = (NPVARIANT_IS_STRING(args[1]) ? createCStringFromNPVariant(&args[1]) : NULL);
NPUTF8* callbackString = createCStringFromNPVariant(&args[2]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
browser->geturlnotify(obj->npp, urlString, targetString, callbackIdentifier);
free(urlString);
free(targetString);
free(callbackString);
VOID_TO_NPVARIANT(*result);
return true;
}
} else if (name == pluginMethodIdentifiers[ID_TEST_INVOKE_DEFAULT] && NPVARIANT_IS_OBJECT(args[0])) {
NPObject *callback = NPVARIANT_TO_OBJECT(args[0]);
NPVariant args[1];
NPVariant browserResult;
STRINGZ_TO_NPVARIANT("test", args[0]);
bool retval = browser->invokeDefault(obj->npp, callback, args, 1, &browserResult);
if (retval)
browser->releasevariantvalue(&browserResult);
BOOLEAN_TO_NPVARIANT(retval, *result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_ENUMERATE]) {
if (argCount == 2 && NPVARIANT_IS_OBJECT(args[0]) && NPVARIANT_IS_OBJECT(args[1])) {
uint32_t count;
NPIdentifier* identifiers;
if (browser->enumerate(obj->npp, NPVARIANT_TO_OBJECT(args[0]), &identifiers, &count)) {
NPObject* outArray = NPVARIANT_TO_OBJECT(args[1]);
NPIdentifier pushIdentifier = browser->getstringidentifier("push");
for (uint32_t i = 0; i < count; i++) {
NPUTF8* string = browser->utf8fromidentifier(identifiers[i]);
if (!string)
continue;
NPVariant args[1];
STRINGZ_TO_NPVARIANT(string, args[0]);
NPVariant browserResult;
browser->invoke(obj->npp, outArray, pushIdentifier, args, 1, &browserResult);
browser->releasevariantvalue(&browserResult);
browser->memfree(string);
}
browser->memfree(identifiers);
}
VOID_TO_NPVARIANT(*result);
return true;
}
return false;
} else if (name == pluginMethodIdentifiers[ID_DESTROY_STREAM]) {
NPError npError = browser->destroystream(obj->npp, obj->stream, NPRES_USER_BREAK);
INT32_TO_NPVARIANT(npError, *result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_GETINTIDENTIFIER]) {
if (argCount == 1) {
NPIdentifier identifier;
if (NPVARIANT_IS_DOUBLE(args[0])) {
identifier = browser->getintidentifier((int)NPVARIANT_TO_DOUBLE(args[0]));
INT32_TO_NPVARIANT((int32)identifier, *result);
return true;
} else if (NPVARIANT_IS_INT32(args[0])) {
identifier = browser->getintidentifier((int)NPVARIANT_TO_INT32(args[0]));
INT32_TO_NPVARIANT((int32)identifier, *result);
return true;
}
}
} else if (name == pluginMethodIdentifiers[ID_TEST_EVALUATE] &&
argCount == 1 && NPVARIANT_IS_STRING(args[0])) {
NPObject *windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
NPString s = NPVARIANT_TO_STRING(args[0]);
bool retval = browser->evaluate(obj->npp, windowScriptObject, &s, result);
browser->releaseobject(windowScriptObject);
return retval;
} else if (name == pluginMethodIdentifiers[ID_TEST_GET_PROPERTY] &&
argCount > 0) {
NPObject *object;
browser->getvalue(obj->npp, NPNVWindowNPObject, &object);
for (uint32_t i = 0; i < argCount; i++) {
//assert(NPVARIANT_IS_STRING(args[i]));
NPUTF8* propertyString = createCStringFromNPVariant(&args[i]);
NPIdentifier propertyIdentifier = browser->getstringidentifier(propertyString);
free(propertyString);
NPVariant variant;
bool retval = browser->getproperty(obj->npp, object, propertyIdentifier, &variant);
browser->releaseobject(object);
if (!retval)
break;
if (i + 1 < argCount) {
//assert(NPVARIANT_IS_OBJECT(variant));
object = NPVARIANT_TO_OBJECT(variant);
} else {
*result = variant;
return true;
}
}
VOID_TO_NPVARIANT(*result);
return false;
} else if (name == pluginMethodIdentifiers[ID_TEST_GET_PROPERTY_RETURN_VALUE] &&
argCount == 2 && NPVARIANT_IS_OBJECT(args[0]) && NPVARIANT_IS_STRING(args[1])) {
NPUTF8* propertyString = createCStringFromNPVariant(&args[1]);
NPIdentifier propertyIdentifier = browser->getstringidentifier(propertyString);
free(propertyString);
NPVariant variant;
bool retval = browser->getproperty(obj->npp, NPVARIANT_TO_OBJECT(args[0]), propertyIdentifier, &variant);
if (retval)
browser->releasevariantvalue(&variant);
BOOLEAN_TO_NPVARIANT(retval, *result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_CALLBACK_METHOD_RET]) {
// call whatever method name we're given, and pass it the 'window' obj.
// we expect the function to return its argument.
if (argCount > 0 && NPVARIANT_IS_STRING(args[0])) {
NPObject *windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
NPUTF8* callbackString = createCStringFromNPVariant(&args[0]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
free(callbackString);
NPVariant callbackArgs[1];
OBJECT_TO_NPVARIANT(windowScriptObject, callbackArgs[0]);
NPVariant browserResult;
browser->invoke(obj->npp, windowScriptObject, callbackIdentifier,
callbackArgs, 1, &browserResult);
if (NPVARIANT_IS_OBJECT(browserResult)) {
// Now return the callbacks return value back to our caller.
// BUG 897451: This should be the same as the
// windowScriptObject, but its not (in Chrome) - or at least, it
// has a different refcount. This means Chrome will delete the
// object before returning it and the calling JS gets a garbage
// value. Firefox handles it fine.
OBJECT_TO_NPVARIANT(NPVARIANT_TO_OBJECT(browserResult), *result);
} else {
browser->releasevariantvalue(&browserResult);
VOID_TO_NPVARIANT(*result);
}
return true;
}
} else if (name == pluginMethodIdentifiers[ID_TEST_CREATE_TEST_OBJECT]) {
NPObject *testObject = browser->createobject(obj->npp, getTestClass());
//assert(testObject->referenceCount == 1);
OBJECT_TO_NPVARIANT(testObject, *result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_PASS_TEST_OBJECT]) {
// call whatever method name we're given, and pass it our second
// argument.
if (argCount > 1 && NPVARIANT_IS_STRING(args[0])) {
NPObject *windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
NPUTF8* callbackString = createCStringFromNPVariant(&args[0]);
NPIdentifier callbackIdentifier = browser->getstringidentifier(callbackString);
free(callbackString);
NPVariant browserResult;
browser->invoke(obj->npp, windowScriptObject, callbackIdentifier, &args[1], 1, &browserResult);
browser->releasevariantvalue(&browserResult);
VOID_TO_NPVARIANT(*result);
return true;
}
} else if (name == pluginMethodIdentifiers[ID_TEST_CLONE_OBJECT]) {
// Create another instance of the same class
NPObject *new_object = browser->createobject(obj->npp, &pluginClass);
//assert(new_object->referenceCount == 1);
OBJECT_TO_NPVARIANT(new_object, *result);
return true;
} else if (name == pluginMethodIdentifiers[ID_TEST_SCRIPT_OBJECT_INVOKE]) {
if (argCount > 1 && NPVARIANT_IS_STRING(args[0])) {
// Invoke a script callback to get a script NPObject. Then call
// a method on the script NPObject passing it a freshly created
// NPObject.
// Arguments:
// arg1: Callback that returns a script object.
// arg2: Name of the method to call on the script object returned
// from the callback
NPObject *windowScriptObject;
browser->getvalue(obj->npp, NPNVWindowNPObject,
&windowScriptObject);
// Arg1 is the name of the callback
NPUTF8* callbackString = createCStringFromNPVariant(&args[0]);
NPIdentifier callbackIdentifier =
browser->getstringidentifier(callbackString);
free(callbackString);
// Invoke a callback that returns a script object
NPVariant object_result;
browser->invoke(obj->npp, windowScriptObject, callbackIdentifier,
&args[1], 1, &object_result);
// Script object returned
NPObject *script_object = object_result.value.objectValue;
// Arg2 is the name of the method to be called on the script object
NPUTF8* object_mehod_string = createCStringFromNPVariant(&args[1]);
NPIdentifier object_method =
browser->getstringidentifier(object_mehod_string);
free(object_mehod_string);
// Create a fresh NPObject to be passed as an argument
NPObject *object_arg = browser->createobject(obj->npp, &pluginClass);
NPVariant invoke_args[1];
OBJECT_TO_NPVARIANT(object_arg, invoke_args[0]);
// Invoke the script method
NPVariant object_method_result;
browser->invoke(obj->npp, script_object, object_method,
invoke_args, 1, &object_method_result);
browser->releasevariantvalue(&object_result);
VOID_TO_NPVARIANT(*result);
if (NPVARIANT_IS_OBJECT(object_method_result)) {
// Now return the callbacks return value back to our caller.
// BUG 897451: This should be the same as the
// windowScriptObject, but its not (in Chrome) - or at least, it
// has a different refcount. This means Chrome will delete the
// object before returning it and the calling JS gets a garbage
// value. Firefox handles it fine.
OBJECT_TO_NPVARIANT(NPVARIANT_TO_OBJECT(object_method_result),
*result);
} else {
browser->releasevariantvalue(&object_method_result);
VOID_TO_NPVARIANT(*result);
}
return true;
}
}
return false;
}
