// 清空IECtrl::Navigate的参数
void CPlugin::RemoveNavigateParams()
{
NPObject* pWindow = NULL;
NPVariant vCOBAContainer;
VOID_TO_NPVARIANT(vCOBAContainer);
NPVariant vResult;
VOID_TO_NPVARIANT(vResult);
try
{
if ((NPN_GetValue( m_pNPInstance, NPNVWindowNPObject, &pWindow) != NPERR_NO_ERROR ) || !pWindow )
{
throw(CString(_T("Cannot get window")));
}
if ((!NPN_GetProperty( m_pNPInstance, pWindow, NPN_GetStringIdentifier ("COBAContainer"), &vCOBAContainer)) || !NPVARIANT_IS_OBJECT (vCOBAContainer))
{
throw(CString(_T("Cannot get window.COBAContainer")));
}
if (!NPN_Invoke(m_pNPInstance, NPVARIANT_TO_OBJECT(vCOBAContainer), NPN_GetStringIdentifier("removeNavigateParams"), NULL, 0, &vResult))
{
throw(CString(_T("Cannot execute window.COBAContainer.removeNavigateParams()")));
}
}
catch (CString strMessage)
{
TRACE(_T("[CPlugin::RemoveNavigateParams Exception] %s"), strMessage);
}
if (!NPVARIANT_IS_VOID(vResult)) NPN_ReleaseVariantValue(&vResult);
if (!NPVARIANT_IS_VOID(vCOBAContainer)) NPN_ReleaseVariantValue(&vCOBAContainer);
if (pWindow != NULL) NPN_ReleaseObject(pWindow);
}
// 获取Plugin所在页面的URL
CString CPlugin::GetHostURL() const
{
CString url;
BOOL bOK = FALSE;
NPObject* pWindow = NULL;
NPVariant vLocation;
VOID_TO_NPVARIANT(vLocation);
NPVariant vHref;
VOID_TO_NPVARIANT(vHref);
try
{
if (( NPN_GetValue( m_pNPInstance, NPNVWindowNPObject, &pWindow) != NPERR_NO_ERROR ) || !pWindow )
{
throw(CString(_T("Cannot get window")));
}
if ((!NPN_GetProperty( m_pNPInstance, pWindow, NPN_GetStringIdentifier ("location"), &vLocation)) || !NPVARIANT_IS_OBJECT (vLocation))
{
throw(CString(_T("Cannot get window.location")));
}
if ((!NPN_GetProperty( m_pNPInstance, NPVARIANT_TO_OBJECT(vLocation), NPN_GetStringIdentifier ("href"), &vHref)) || !NPVARIANT_IS_STRING(vHref))
{
throw(CString(_T("Cannot get window.location.href")));
}
// 转换window.location.href的编码
int buffer_size = vHref.value.stringValue.UTF8Length + 1;
char* szUnescaped = new char[buffer_size];
DWORD dwSize = buffer_size;
if (SUCCEEDED(UrlUnescapeA(const_cast<LPSTR>(vHref.value.stringValue.UTF8Characters), szUnescaped, &dwSize, 0)))
{
WCHAR* szURL = new WCHAR[dwSize + 1];
if (MultiByteToWideChar(CP_UTF8, 0, szUnescaped, -1, szURL, dwSize + 1) > 0)
{
url = CW2T(szURL);
}
delete[] szURL;
}
delete[] szUnescaped;
}
catch (CString strMessage)
{
TRACE(_T("[CPlugin::GetHostURL Exception] %s"), strMessage);
}
if (!NPVARIANT_IS_VOID(vHref)) NPN_ReleaseVariantValue(&vHref);
if (!NPVARIANT_IS_VOID(vLocation)) NPN_ReleaseVariantValue(&vLocation);
if (pWindow != NULL) NPN_ReleaseObject(pWindow);
return url;
}
double CPlugin::GetZoomLevel()
{
double level = 1;
NPVariant vLevel;
VOID_TO_NPVARIANT(vLevel);
try
{
NPObject* pContainer = GetContainer();
if (!NPN_Invoke(m_pNPInstance, pContainer, GetIdentifier("getZoomLevel"), NULL, 0, &vLevel))
{
throw CString(_T("Cannot invoke window.Container.getZoomLevel()"));
}
if (NPVARIANT_IS_DOUBLE(vLevel))
level = NPVARIANT_TO_DOUBLE(vLevel);
else if ( NPVARIANT_IS_INT32(vLevel) )
level = NPVARIANT_TO_INT32(vLevel);
}
catch (const CString& strMessage)
{
level = 1;
UNUSED(strMessage);
TRACE(_T("[CPlugin::GetZoomLevel Exception] %s\n"), strMessage);
}
if (!NPVARIANT_IS_VOID(vLevel)) NPN_ReleaseVariantValue(&vLevel);
return level;
}
bool GenericNPObject::Enumerate(NPIdentifier **identifiers, uint32_t *identifierCount) {
if (invalid) return false;
try {
*identifiers = (NPIdentifier *)NPNFuncs.memalloc(sizeof(NPIdentifier) * numeric_mapper.size());
if (NULL == *identifiers) {
return false;
}
*identifierCount = 0;
std::vector<NPVariant>::iterator it;
unsigned int i = 0;
char str[10] = "";
for (it = numeric_mapper.begin(); it < numeric_mapper.end(); ++it, ++i) {
// skip empty (padding) elements
if (NPVARIANT_IS_VOID(*it)) continue;
_snprintf(str, sizeof(str), "%u", i);
(*identifiers)[(*identifierCount)++] = NPNFuncs.getstringidentifier(str);
}
}
catch (...) {
}
return true;
}
CString CPlugin::GetNavigateParam(const NPUTF8* name) const
{
CString strParam;
NPVariant vParam;
VOID_TO_NPVARIANT(vParam);
try
{
NPObject* pContainer = GetContainer();
if (!NPN_Invoke(m_pNPInstance, pContainer, GetIdentifier(name), NULL, 0, &vParam))
{
throw(CString(_T("Cannot invoke window.Container.getXXX()")));
}
if (!NPVARIANT_IS_STRING(vParam))
{
throw(CString(_T("Invalid return value.")));
}
strParam = NPStringToCString(vParam.value.stringValue);
}
catch (const CString& strMessage)
{
UNUSED(strMessage);
TRACE(_T("[CPlugin::GetNavigateHeaders Exception] %s\n"), strMessage);
}
if (!NPVARIANT_IS_VOID(vParam)) NPN_ReleaseVariantValue(&vParam);
return strParam;
}
NPObject* CPlugin::GetWindowPropertyObject(const NPUTF8* szPropertyName) const
{
NPObject* pWindow = GetWindow();
NPVariant vObject;
VOID_TO_NPVARIANT(vObject);
if ((!NPN_GetProperty(m_pNPInstance, pWindow, GetIdentifier(szPropertyName), &vObject)) || !NPVARIANT_IS_OBJECT(vObject))
{
if (!NPVARIANT_IS_VOID(vObject))
NPN_ReleaseVariantValue(&vObject);
throw CString(_T("Cannot get window.")) + NPStringCharactersToCString(szPropertyName);
}
NPObject* pObject = NPVARIANT_TO_OBJECT(vObject);
if (!pObject)
{
NPN_ReleaseVariantValue(&vObject);
throw CString(_T("window.")) + NPStringCharactersToCString(szPropertyName) + _T(" is null");
}
NPN_RetainObject(pObject);
NPN_ReleaseVariantValue(&vObject);
return pObject;
}
CString CPlugin::GetNavigateParam(const NPUTF8* name) const
{
CString strParam;
NPObject* pWindow = NULL;
NPVariant vCOBAContainer;
VOID_TO_NPVARIANT(vCOBAContainer);
NPVariant vParam;
VOID_TO_NPVARIANT(vParam);
try
{
if ((NPN_GetValue( m_pNPInstance, NPNVWindowNPObject, &pWindow) != NPERR_NO_ERROR ) || !pWindow )
{
throw(CString(_T("Cannot get window")));
}
if ((!NPN_GetProperty( m_pNPInstance, pWindow, NPN_GetStringIdentifier ("COBAContainer"), &vCOBAContainer)) || !NPVARIANT_IS_OBJECT (vCOBAContainer))
{
throw(CString(_T("Cannot get window.COBAContainer")));
}
if (!NPN_Invoke(m_pNPInstance, NPVARIANT_TO_OBJECT(vCOBAContainer), NPN_GetStringIdentifier(name), NULL, 0, &vParam))
{
throw(CString(_T("Cannot execute window.COBAContainer.getXXX()")));
}
if (!NPVARIANT_IS_STRING(vParam))
{
throw(CString(_T("Invalid return value.")));
}
strParam = NPStringToCString(vParam.value.stringValue);
}
catch (CString strMessage)
{
TRACE(_T("[CPlugin::GetNavigateHeaders Exception] %s"), strMessage);
}
if (!NPVARIANT_IS_VOID(vParam)) NPN_ReleaseVariantValue(&vParam);
if (!NPVARIANT_IS_VOID(vCOBAContainer)) NPN_ReleaseVariantValue(&vCOBAContainer);
if (pWindow != NULL) NPN_ReleaseObject(pWindow);
return strParam;
}
double CPlugin::GetZoomLevel()
{
double level = 1;
NPObject* pWindow = NULL;
NPVariant vCOBA;
VOID_TO_NPVARIANT(vCOBA);
NPVariant vLevel;
VOID_TO_NPVARIANT(vLevel);
try
{
if ((NPN_GetValue( m_pNPInstance, NPNVWindowNPObject, &pWindow) != NPERR_NO_ERROR ) || !pWindow )
{
throw(CString(_T("Cannot get window")));
}
if ((!NPN_GetProperty( m_pNPInstance, pWindow, NPN_GetStringIdentifier ("COBA"), &vCOBA)) || !NPVARIANT_IS_OBJECT (vCOBA))
{
throw(CString(_T("Cannot get window.COBA")));
}
if (!NPN_Invoke(m_pNPInstance, NPVARIANT_TO_OBJECT(vCOBA), NPN_GetStringIdentifier("getZoomLevel"), NULL, 0, &vLevel))
{
throw(CString(_T("Cannot execute window.COBA.getZoomLevel()")));
}
if (NPVARIANT_IS_DOUBLE(vLevel))
level = NPVARIANT_TO_DOUBLE(vLevel);
else if ( NPVARIANT_IS_INT32(vLevel) )
level = NPVARIANT_TO_INT32(vLevel);
}
catch (CString strMessage)
{
level = 1;
TRACE(_T("[CPlugin::FireEvent Exception] %s"), strMessage);
}
if (!NPVARIANT_IS_VOID(vLevel)) NPN_ReleaseVariantValue(&vLevel);
if (!NPVARIANT_IS_VOID(vCOBA)) NPN_ReleaseVariantValue(&vCOBA);
if (pWindow != NULL) NPN_ReleaseObject(pWindow);
return level;
}
bool
xplayerNPObject::GetObjectFromArguments (const NPVariant* argv,
uint32_t argc,
uint32_t argNum,
NPObject*& _result)
{
if (!CheckArg (argv, argc, argNum, NPVariantType_Object))
return false;
NPVariant arg = argv[argNum];
if (NPVARIANT_IS_STRING (arg)) {
_result = NPVARIANT_TO_OBJECT (arg);
} else if (NPVARIANT_IS_NULL (arg) ||
NPVARIANT_IS_VOID (arg)) {
_result = NULL;
}
return true;
}
bool
xplayerNPObject::GetNPStringFromArguments (const NPVariant* argv,
uint32_t argc,
uint32_t argNum,
NPString& _result)
{
if (!CheckArg (argv, argc, argNum, NPVariantType_String))
return false;
NPVariant arg = argv[argNum];
if (NPVARIANT_IS_STRING (arg)) {
_result = NPVARIANT_TO_STRING (arg);
} else if (NPVARIANT_IS_NULL (arg) ||
NPVARIANT_IS_VOID (arg)) {
_result.UTF8Characters = NULL;
_result.UTF8Length = 0;
}
return true;
}
void m_strFromVar(char **dst, NPVariant var) {
if (!dst)
return;
if (!((NPVARIANT_IS_STRING(var)) || (NPVARIANT_IS_VOID(var))))
return;
if (*dst) {
NPN_MemFree(*dst);
*dst = NULL;
}
if (NPVARIANT_IS_STRING(var)) {
NPString src = NPVARIANT_TO_STRING(var);
int len = src.UTF8Length;
*dst = (char*) NPN_MemAlloc(len+1);
memcpy(*dst, src.UTF8Characters, len);
(*dst)[len] = '\0';
}
else {
*dst = NULL;
}
}
// Clear all the paramters for IECtrl::Navigate
void CPlugin::RemoveNavigateParams()
{
NPVariant vResult;
VOID_TO_NPVARIANT(vResult);
try
{
NPObject* pContainer = GetContainer();
if (!NPN_Invoke(m_pNPInstance, pContainer, GetIdentifier("removeNavigateParams"), NULL, 0, &vResult))
{
throw(CString(_T("Cannot execute window.Container.removeNavigateParams()")));
}
}
catch (const CString& strMessage)
{
UNUSED(strMessage);
TRACE(_T("[CPlugin::RemoveNavigateParams Exception] %s\n"), strMessage);
}
if (!NPVARIANT_IS_VOID(vResult)) NPN_ReleaseVariantValue(&vResult);
}
void
printNPVariant(const NPVariant *value)
{
if (NPVARIANT_IS_DOUBLE(*value)) {
double num = NPVARIANT_TO_DOUBLE(*value);
log_debug("is double, value %g", num);
} else if (NPVARIANT_IS_STRING(*value)) {
std::string str = NPStringToString(NPVARIANT_TO_STRING(*value));
log_debug("is string, value %s", str);
} else if (NPVARIANT_IS_BOOLEAN(*value)) {
bool flag = NPVARIANT_TO_BOOLEAN(*value);
log_debug("is boolean, value %d", flag);
} else if (NPVARIANT_IS_INT32(*value)) {
int num = NPVARIANT_TO_INT32(*value);
log_debug("is int, value %d", num);
} else if (NPVARIANT_IS_NULL(*value)) {
log_debug("value is null");
} else if (NPVARIANT_IS_VOID(*value)) {
log_debug("value is void");
} else if (NPVARIANT_IS_OBJECT(*value)) {
log_debug("value is object");
}
}
NPError
StatementObject::AddParam(const NPVariant *value)
{
nsODBCParam* pRec = NULL;
if (NPVARIANT_IS_VOID(*value) || NPVARIANT_IS_NULL(*value)) {
pRec = new nsODBCParam();
} else if (NPVARIANT_IS_BOOLEAN(*value)) {
pRec = new nsODBCParam(NPVARIANT_TO_BOOLEAN(*value));
} else if (NPVARIANT_IS_INT32(*value)) {
pRec = new nsODBCParam(NPVARIANT_TO_INT32(*value));
} else if (NPVARIANT_IS_DOUBLE(*value)) {
double data = NPVARIANT_TO_DOUBLE(*value);
double delta = ceil(data);
if (data-0.000000001 <delta && data+0.000000001 > delta)
pRec = new nsODBCParam((int)data);
else
pRec = new nsODBCParam(data);
//--pRec = new nsODBCParam(NPVARIANT_TO_DOUBLE(*value));
} else if (NPVARIANT_IS_STRING(*value)) {
pRec = new nsODBCParam((NPString*)&NPVARIANT_TO_STRING(*value));
} else {
NPN_SetException(this, "Unsupported parameter type");
return NPERR_GENERIC_ERROR;
}
if (pRec)
m_params.push_back(pRec);
return NPERR_NO_ERROR;
}
bool Any::IsNull() const
{
return NPVARIANT_IS_VOID(variant) || NPVARIANT_IS_NULL(variant);
}
bool toString(void *object, const NPVariant *args, uint32_t argCount, NPVariant *result) {
GenericNPObject *map = (GenericNPObject *)object;
if (!map || map->invalid) return false;
// no args expected or cared for...
std::string out;
std::vector<NPVariant>::iterator it;
for (it = map->numeric_mapper.begin(); it < map->numeric_mapper.end(); ++it) {
if (NPVARIANT_IS_VOID(*it)) {
out += ",";
}
else if (NPVARIANT_IS_NULL(*it)) {
out += ",";
}
else if (NPVARIANT_IS_BOOLEAN(*it)) {
if ((*it).value.boolValue) {
out += "true,";
}
else {
out += "false,";
}
}
else if (NPVARIANT_IS_INT32(*it)) {
char tmp[50];
memset(tmp, 0, sizeof(tmp));
_snprintf(tmp, 49, "%d,", (*it).value.intValue);
out += tmp;
}
else if (NPVARIANT_IS_DOUBLE(*it)) {
char tmp[50];
memset(tmp, 0, sizeof(tmp));
_snprintf(tmp, 49, "%f,", (*it).value.doubleValue);
out += tmp;
}
else if (NPVARIANT_IS_STRING(*it)) {
out += (*it).value.stringValue.UTF8Characters;
out += ",";
}
else if (NPVARIANT_IS_OBJECT(*it)) {
out += "[object],";
}
}
// calculate how much space we need
std::string::size_type size = out.length();
char *s = (char *)NPNFuncs.memalloc(size * sizeof(char));
if (NULL == s) {
return false;
}
memcpy(s, out.c_str(), size);
s[size - 1] = 0; // overwrite the last ","
STRINGZ_TO_NPVARIANT(s, (*result));
return true;
}
// This function is equivalent to the following JavaScript function:
// function FireEvent(strEventType, strDetail) {
// var event = document.createEvent("CustomEvent");
// event.initCustomEvent(strEventType, true, true, strDetail);
// pluginObject.dispatchEvent(event);
// }
//
// Uses following JavaScript code to listen to the event fired:
// pluginObject.addEventListener(strEventType, function(event) {
// alert(event.detail);
// }
BOOL CPlugin::FireEvent(const CString &strEventType, const CString &strDetail)
{
BOOL bOK = FALSE;
NPObject* pWindow = NULL;
NPVariant vDocument;
VOID_TO_NPVARIANT(vDocument);
NPVariant vEvent;
NPObject* pDocument = NULL;
VOID_TO_NPVARIANT(vEvent);
NPObject *pEvent = NULL;
NPObject* pPlugin = NULL;
try
{
// get window object
if (NPN_GetValue(m_pNPInstance, NPNVWindowNPObject, &pWindow) != NPERR_NO_ERROR || pWindow == NULL)
{
throw CString(_T("Cannot get window"));
}
// get window.document
bOK = NPN_GetProperty(m_pNPInstance, pWindow, NPN_GetStringIdentifier("document"), &vDocument);
if (!NPVARIANT_IS_OBJECT(vDocument) || !bOK)
{
throw CString(_T("Cannot get window.document"));
}
pDocument = NPVARIANT_TO_OBJECT(vDocument);
// var event = document.createEvent("CustomEvent");
if (pDocument)
{
NPVariant arg;
STRINGZ_TO_NPVARIANT(CStringToNPStringCharacters(_T("CustomEvent")), arg);
bOK = NPN_Invoke(m_pNPInstance, pDocument, NPN_GetStringIdentifier("createEvent"), &arg, 1, &vEvent);
NPN_ReleaseVariantValue(&arg);
if (!NPVARIANT_IS_OBJECT(vEvent) || !bOK)
{
throw CString(_T("Cannot document.createEvent"));
}
}
else
{
throw CString(_T("window.document is null"));
}
pEvent = NPVARIANT_TO_OBJECT(vEvent);;
// event.initCustomEvent(strEventType, true, true, strDetail);
if (pEvent)
{
NPVariant args[4];
STRINGZ_TO_NPVARIANT(CStringToNPStringCharacters(strEventType), args[0]);
BOOLEAN_TO_NPVARIANT(true, args[1]);
BOOLEAN_TO_NPVARIANT(true, args[2]);
STRINGZ_TO_NPVARIANT(CStringToNPStringCharacters(strDetail), args[3]);
NPVariant vResult;
bOK = NPN_Invoke(m_pNPInstance, pEvent, NPN_GetStringIdentifier("initCustomEvent"), args, 4, &vResult);
for (int i=0; i<4; i++)
{
NPN_ReleaseVariantValue(&args[i]);
}
NPN_ReleaseVariantValue(&vResult);
if (!bOK)
{
throw CString(_T("Cannot event.initCustomEvent"));
}
}
else
{
throw CString(_T("event is null"));
}
// get plugin object
if (NPN_GetValue(m_pNPInstance, NPNVPluginElementNPObject, &pPlugin) != NPERR_NO_ERROR || pPlugin == NULL)
{
throw CString(_T("Cannot get window"));
}
// pluginObject.dispatchEvent(event);
NPVariant vNotCanceled;
bOK = NPN_Invoke(m_pNPInstance, pPlugin, NPN_GetStringIdentifier("dispatchEvent"), &vEvent, 1, &vNotCanceled);
NPN_ReleaseVariantValue(&vEvent);
if (!bOK || !NPVARIANT_IS_BOOLEAN(vNotCanceled))
{
throw CString(_T("Cannot dispatchEvent"));
}
if (NPVARIANT_TO_BOOLEAN(vNotCanceled) != true)
{
throw CString(_T("Event is canceled"));
}
}
catch (CString strMessage)
{
TRACE(_T("[CPlugin::FireEvent Exception] %s"), strMessage);
bOK = FALSE;
}
if (pPlugin != NULL) NPN_ReleaseObject(pPlugin);
if (!NPVARIANT_IS_VOID(vEvent)) NPN_ReleaseVariantValue(&vEvent);
if (!NPVARIANT_IS_VOID(vDocument)) NPN_ReleaseVariantValue(&vDocument);
if (pWindow != NULL) NPN_ReleaseObject(pWindow);
return bOK;
}