void PerformSearch(JNIEnv *env, jobject obj, jobject callback, std::wstring searchText, std::list<std::wstring>& patterns,int maximumResults, jobject monitor)
{
ADODB::_ConnectionPtr connection = NULL;
ADODB::_RecordsetPtr recordset = NULL;
try {
HRESULT hr = ::CoInitialize(NULL);
if (!SUCCEEDED(hr))
return;
hr = connection.CreateInstance(__uuidof(ADODB::Connection));
if (!SUCCEEDED(hr))
return;
hr = recordset.CreateInstance(__uuidof(ADODB::Recordset));
if (!SUCCEEDED(hr))
return;
connection->CursorLocation = ADODB::adUseClient;
hr = connection->Open(L"Provider=Search.CollatorDSO;Extended Properties='Application=Windows';", L"", L"", ADODB::adConnectUnspecified);
if (!SUCCEEDED(hr))
return;
searchText = ReplaceCharWithString(searchText, '\'', L"''");
std::wstring filenameMatcher = searchText;
filenameMatcher = ReplaceCharWithString(filenameMatcher, '%', L"\\%");
filenameMatcher = ReplaceCharWithString(filenameMatcher, '*', L"%");
// see FREETEXT http://msdn.microsoft.com/en-us/library/bb231268(v=vs.85).aspx
// see CONTAINS http://msdn.microsoft.com/en-us/library/bb231270(v=vs.85).aspx
std::wstring query = L"SELECT TOP ";
query += IntToString(maximumResults);
query += L" System.ItemPathDisplay from SystemIndex WHERE ";
// limit to documents, pictures and video
query += L"(System.Kind = 'document' or System.Kind = 'picture' or System.Kind = 'video' or System.Kind is null) AND ";
// content search
query += L"(FREETEXT('\"";
query += searchText;
query += L"\"') OR ";
// filename search
query += L"(System.ItemName LIKE '%";
query += filenameMatcher;
query += L"%'))";
if (patterns.size() > 0) {
bool hasFilenameSearch = true;
std::wstring anyFile(L"*");
for(std::list<std::wstring>::iterator iterator = patterns.begin(); iterator != patterns.end(); iterator++) {
std::wstring pattern = *iterator;
if (pattern == anyFile) {
hasFilenameSearch = false;
break;
}
}
if (hasFilenameSearch) {
query += L" AND (";
for(std::list<std::wstring>::iterator iterator = patterns.begin(); iterator != patterns.end(); iterator++) {
std::wstring pattern = *iterator;
if (pattern.size() == 0) {
continue;
}
pattern = ReplaceCharWithString(pattern, '*', L"%");
if (iterator != patterns.begin()) {
query += L" OR ";
}
query += L"(System.ItemName LIKE '";
if (pattern[0] != '%') {
query += L"%";
}
query += pattern;
query += L"')";
}
query += L")";
}
}
//std::cout << "Query:\n";
//std::cout << query;
//std::cout << "\n";
//std::cout << std::flush;
hr = recordset->Open(query.c_str(), connection.GetInterfacePtr(), ADODB::adOpenForwardOnly, ADODB::adLockReadOnly, ADODB::adCmdText);
if (!SUCCEEDED(hr)) {
std::cout << "Open Failed\n" << std::flush;
return;
}
int count = maximumResults;
while(!recordset->ADOEOF)
{
_variant_t var = recordset->Fields->GetItem(L"System.ItemPathDisplay")->GetValue();
std::wstring filename = (const wchar_t*)_bstr_t(var.bstrVal);
InvokeCallback(env, obj, callback, filename);
if (IsProgressMonitorCancelled(env,monitor)) {
break;
}
if (--count < 0) {
break;
}
hr = recordset->MoveNext();
if (!SUCCEEDED(hr)) {
std::cout << "Move Next Failed\n" << std::flush;
break;
}
}
} catch (_com_error &e) {
_tprintf(_T("\tCOM Error code = %08lx\n"), e.Error());
}
if (recordset != NULL && recordset->State == ADODB::adStateOpen)
recordset->Close();
if (connection != NULL && connection->State == ADODB::adStateOpen)
connection->Close();
::CoUninitialize();
}
/**
* Opens a connection to the database.
*
* @param ConnectionString Connection string passed to database layer
* @param RemoteConnectionIP The IP address which the RemoteConnection should connect to
* @param RemoteConnectionStringOverride The connection string which the RemoteConnection is going to utilize
*
* @return TRUE if connection was successfully established, FALSE otherwise
*/
virtual UBOOL Open( const TCHAR* ConnectionString, const TCHAR* RemoteConnectionIP, const TCHAR* RemoteConnectionStringOverride )
{
try
{
// Create instance of DB connection object.
HRESULT hr = DataBaseConnection.CreateInstance(__uuidof(ADODB::Connection));
if (FAILED(hr))
{
throw _com_error(hr);
}
// Open the connection. Operation is synchronous.
DataBaseConnection->Open( ConnectionString, TEXT(""), TEXT(""), ADODB::adConnectUnspecified );
}
catch(_com_error &Error)
{
// Log error and return. This will not log if called before appInit due to use of debugf.
TCHAR* ErrorDescription = (TCHAR*) Error.Description();
debugf(NAME_DevDataBase,TEXT("Failure trying to open connection [%s] [%s]"),ConnectionString,ErrorDescription);
return FALSE;
}
return TRUE;
}