X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c27be5db0bf33b6784cf4438554cac90c04be8fd..169d1d643c0ee0c90fa8e393b5298606bbb68cfd:/src/common/db.cpp diff --git a/src/common/db.cpp b/src/common/db.cpp index a68deb2b1d..4affce0b64 100644 --- a/src/common/db.cpp +++ b/src/common/db.cpp @@ -18,16 +18,7 @@ // Created: 9.96 // RCS-ID: $Id$ // Copyright: (c) 1996 Remstar International, Inc. -// Licence: wxWindows licence, plus: -// Notice: This class library and its intellectual design are free of charge for use, -// modification, enhancement, debugging under the following conditions: -// 1) These classes may only be used as part of the implementation of a -// wxWindows-based application -// 2) All enhancements and bug fixes are to be submitted back to the wxWindows -// user groups free of all charges for use with the wxWindows library. -// 3) These classes may not be distributed as part of any other class library, -// DLL, text (written or electronic), other than a complete distribution of -// the wxWindows GUI development toolkit. +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// /* @@ -94,7 +85,7 @@ static wxString SQLLOGfn = SQL_LOG_FILENAME; // will overwrite the errors of the previously destroyed wxDb object in // this variable. NOTE: This occurs during a CLOSE, not a FREEing of the // connection -wxChar DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN]; +wxChar DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN+1]; // This type defines the return row-struct form @@ -115,7 +106,7 @@ typedef struct wxDbConnectInf::wxDbConnectInf() { Henv = 0; - freeHenvOnDestroy = FALSE; + freeHenvOnDestroy = false; Initialize(); } // Constructor @@ -127,7 +118,7 @@ wxDbConnectInf::wxDbConnectInf(HENV henv, const wxString &dsn, const wxString &u const wxString &fileType, const wxString &description) { Henv = 0; - freeHenvOnDestroy = FALSE; + freeHenvOnDestroy = false; Initialize(); @@ -158,7 +149,7 @@ wxDbConnectInf::~wxDbConnectInf() /********** wxDbConnectInf::Initialize() **********/ bool wxDbConnectInf::Initialize() { - freeHenvOnDestroy = FALSE; + freeHenvOnDestroy = false; if (freeHenvOnDestroy && Henv) FreeHenv(); @@ -167,11 +158,14 @@ bool wxDbConnectInf::Initialize() Dsn[0] = 0; Uid[0] = 0; AuthStr[0] = 0; + ConnectionStr[0] = 0; Description.Empty(); FileType.Empty(); DefaultDir.Empty(); - return TRUE; + useConnectionStr = false; + + return true; } // wxDbConnectInf::Initialize() @@ -185,13 +179,13 @@ bool wxDbConnectInf::AllocHenv() // Initialize the ODBC Environment for Database Operations if (SQLAllocEnv(&Henv) != SQL_SUCCESS) { - wxLogDebug(wxT("A problem occured while trying to get a connection to the data source")); - return FALSE; + wxLogDebug(wxT("A problem occurred while trying to get a connection to the data source")); + return false; } - freeHenvOnDestroy = TRUE; + freeHenvOnDestroy = true; - return TRUE; + return true; } // wxDbConnectInf::AllocHenv() @@ -203,7 +197,7 @@ void wxDbConnectInf::FreeHenv() SQLFreeEnv(Henv); Henv = 0; - freeHenvOnDestroy = FALSE; + freeHenvOnDestroy = false; } // wxDbConnectInf::FreeHenv() @@ -212,14 +206,16 @@ void wxDbConnectInf::SetDsn(const wxString &dsn) { wxASSERT(dsn.Length() < sizeof(Dsn)); - wxStrcpy(Dsn,dsn); + wxStrncpy(Dsn, dsn, sizeof(Dsn)-1); + Dsn[sizeof(Dsn)-1] = 0; // Prevent buffer overrun } // wxDbConnectInf::SetDsn() void wxDbConnectInf::SetUserID(const wxString &uid) { wxASSERT(uid.Length() < sizeof(Uid)); - wxStrcpy(Uid,uid); + wxStrncpy(Uid, uid, sizeof(Uid)-1); + Uid[sizeof(Uid)-1] = 0; // Prevent buffer overrun } // wxDbConnectInf::SetUserID() @@ -227,9 +223,19 @@ void wxDbConnectInf::SetPassword(const wxString &password) { wxASSERT(password.Length() < sizeof(AuthStr)); - wxStrcpy(AuthStr,password); + wxStrncpy(AuthStr, password, sizeof(AuthStr)-1); + AuthStr[sizeof(AuthStr)-1] = 0; // Prevent buffer overrun } // wxDbConnectInf::SetPassword() +void wxDbConnectInf::SetConnectionStr(const wxString &connectStr) +{ + wxASSERT(connectStr.Length() < sizeof(ConnectionStr)); + + useConnectionStr = wxStrlen(connectStr) > 0; + + wxStrncpy(ConnectionStr, connectStr, sizeof(ConnectionStr)-1); + ConnectionStr[sizeof(ConnectionStr)-1] = 0; // Prevent buffer overrun +} // wxDbConnectInf::SetConnectionStr() /********** wxDbColFor Constructor **********/ @@ -239,11 +245,6 @@ wxDbColFor::wxDbColFor() } // wxDbColFor::wxDbColFor() -wxDbColFor::~wxDbColFor() -{ -} // wxDbColFor::~wxDbColFor() - - /********** wxDbColFor::Initialize() **********/ void wxDbColFor::Initialize() { @@ -264,7 +265,7 @@ void wxDbColFor::Initialize() /********** wxDbColFor::Format() **********/ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, - short columnSize, short decimalDigits) + short columnLength, short decimalDigits) { // ---------------------------------------------------------------------------------------- // -- 19991224 : mj10777 : Create @@ -286,14 +287,23 @@ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, if (i_dbDataType == 0) // Filter unsupported dbDataTypes { - if ((i_sqlDataType == SQL_VARCHAR) || (i_sqlDataType == SQL_LONGVARCHAR)) + if ((i_sqlDataType == SQL_VARCHAR) +#if wxUSE_UNICODE + #if defined(SQL_WCHAR) + || (i_sqlDataType == SQL_WCHAR) + #endif + #if defined(SQL_WVARCHAR) + || (i_sqlDataType == SQL_WVARCHAR) + #endif +#endif + || (i_sqlDataType == SQL_LONGVARCHAR)) i_dbDataType = DB_DATA_TYPE_VARCHAR; if ((i_sqlDataType == SQL_C_DATE) || (i_sqlDataType == SQL_C_TIMESTAMP)) i_dbDataType = DB_DATA_TYPE_DATE; if (i_sqlDataType == SQL_C_BIT) i_dbDataType = DB_DATA_TYPE_INTEGER; if (i_sqlDataType == SQL_NUMERIC) - i_dbDataType = DB_DATA_TYPE_VARCHAR; + i_dbDataType = DB_DATA_TYPE_VARCHAR; // glt - ??? is this right? if (i_sqlDataType == SQL_REAL) i_dbDataType = DB_DATA_TYPE_FLOAT; if (i_sqlDataType == SQL_C_BINARY) @@ -317,8 +327,8 @@ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, if (decimalDigits == 0) decimalDigits = 2; tempStr = wxT("%"); - tempStr.Printf(wxT("%s%d.%d"),tempStr.c_str(),columnSize,decimalDigits); - s_Field.Printf(wxT("%sf"),tempStr.c_str()); + tempStr.Printf(wxT("%s%d.%d"), tempStr.c_str(),columnLength, decimalDigits); + s_Field.Printf(wxT("%sf"), tempStr.c_str()); break; case DB_DATA_TYPE_DATE: if (i_Nation == 0) // timestamp YYYY-MM-DD HH:MM:SS.SSS (tested for SYBASE) @@ -343,17 +353,16 @@ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, } break; case DB_DATA_TYPE_BLOB: - s_Field.Printf(wxT("Unable to format(%d)-SQL(%d)"),dbDataType,sqlDataType); // + s_Field.Printf(wxT("Unable to format(%d)-SQL(%d)"), dbDataType,sqlDataType); // break; default: - s_Field.Printf(wxT("Unknown Format(%d)-SQL(%d)"),dbDataType,sqlDataType); // + s_Field.Printf(wxT("Unknown Format(%d)-SQL(%d)"), dbDataType,sqlDataType); // break; }; return TRUE; } // wxDbColFor::Format() - /********** wxDbColInf Constructor **********/ wxDbColInf::wxDbColInf() { @@ -378,8 +387,8 @@ bool wxDbColInf::Initialize() colName[0] = 0; sqlDataType = 0; typeName[0] = 0; - columnSize = 0; - bufferLength = 0; + columnLength = 0; + bufferSize = 0; decimalDigits = 0; numPrecRadix = 0; nullable = 0; @@ -391,7 +400,7 @@ bool wxDbColInf::Initialize() FkTableName[0] = 0; pColFor = NULL; - return TRUE; + return true; } // wxDbColInf::Initialize() @@ -419,7 +428,7 @@ bool wxDbTableInf::Initialize() numCols = 0; pColInf = NULL; - return TRUE; + return true; } // wxDbTableInf::Initialize() @@ -447,7 +456,7 @@ bool wxDbInf::Initialize() numTables = 0; pTableInf = NULL; - return TRUE; + return true; } // wxDbInf::Initialize() @@ -528,7 +537,7 @@ void wxDb::initialize() typeInfBlob.MaximumScale = 0; // Error reporting is turned OFF by default - silent = TRUE; + silent = true; // Allocate a data source connection handle if (SQLAllocConnect(henv, &hdbc) != SQL_SUCCESS) @@ -538,8 +547,9 @@ void wxDb::initialize() DB_STATUS = 0; // Mark database as not open as of yet - dbIsOpen = FALSE; - dbIsCached = FALSE; + dbIsOpen = false; + dbIsCached = false; + dbOpenedWithConnectionString = false; } // wxDb::initialize() @@ -566,70 +576,84 @@ const wxChar *wxDb::convertUserID(const wxChar *userID, wxString &UserID) || Dbms() == dbmsXBASE_SEQUITER ) UserID.Empty(); - // Oracle user names may only be in uppercase, so force - // the name to uppercase - if (Dbms() == dbmsORACLE) + // Some databases require user names to be specified in uppercase, + // so force the name to uppercase + if ((Dbms() == dbmsORACLE) || + (Dbms() == dbmsMAXDB)) UserID = UserID.Upper(); return UserID.c_str(); } // wxDb::convertUserID() -/********** wxDb::Open() **********/ -bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthStr, bool failOnDataTypeUnsupported) +bool wxDb::determineDataTypes(bool failOnDataTypeUnsupported) { - wxASSERT(Dsn.Length()); - dsn = Dsn; - uid = Uid; - authStr = AuthStr; - - RETCODE retcode; - - if (!FwdOnlyCursors()) - { - // Specify that the ODBC cursor library be used, if needed. This must be - // specified before the connection is made. - retcode = SQLSetConnectOption(hdbc, SQL_ODBC_CURSORS, SQL_CUR_USE_IF_NEEDED); + size_t iIndex; -#ifdef DBDEBUG_CONSOLE - if (retcode == SQL_SUCCESS) - cout << wxT("SQLSetConnectOption(CURSOR_LIB) successful") << endl; - else - cout << wxT("SQLSetConnectOption(CURSOR_LIB) failed") << endl; + // These are the possible SQL types we check for use against the datasource we are connected + // to for the purpose of determining which data type to use for the basic character strings + // column types + // + // NOTE: The first type in this enumeration that is determined to be supported by the + // datasource/driver is the one that will be used. + SWORD PossibleSqlCharTypes[] = { +#if wxUSE_UNICODE && defined(SQL_WVARCHAR) + SQL_WVARCHAR, #endif - } - - // Connect to the data source - retcode = SQLConnect(hdbc, (SQLTCHAR FAR *) dsn.c_str(), SQL_NTS, - (SQLTCHAR FAR *) uid.c_str(), SQL_NTS, - (SQLTCHAR FAR *) authStr.c_str(), SQL_NTS); - - if ((retcode != SQL_SUCCESS) && - (retcode != SQL_SUCCESS_WITH_INFO)) - return(DispAllErrors(henv, hdbc)); - -/* - If using Intersolv branded ODBC drivers, this is the place where you would substitute - your branded driver license information + SQL_VARCHAR, +#if wxUSE_UNICODE && defined(SQL_WVARCHAR) + SQL_WCHAR, +#endif + SQL_CHAR + }; - SQLSetConnectOption(hdbc, 1041, (UDWORD) wxEmptyString); - SQLSetConnectOption(hdbc, 1042, (UDWORD) wxEmptyString); -*/ + // These are the possible SQL types we check for use against the datasource we are connected + // to for the purpose of determining which data type to use for the basic non-floating point + // column types + // + // NOTE: The first type in this enumeration that is determined to be supported by the + // datasource/driver is the one that will be used. + SWORD PossibleSqlIntegerTypes[] = { + SQL_INTEGER + }; - // Mark database as open - dbIsOpen = TRUE; + // These are the possible SQL types we check for use against the datasource we are connected + // to for the purpose of determining which data type to use for the basic floating point number + // column types + // + // NOTE: The first type in this enumeration that is determined to be supported by the + // datasource/driver is the one that will be used. + SWORD PossibleSqlFloatTypes[] = { + SQL_DOUBLE, + SQL_REAL, + SQL_FLOAT, + SQL_DECIMAL, + SQL_NUMERIC + }; - // Allocate a statement handle for the database connection - if (SQLAllocStmt(hdbc, &hstmt) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + // These are the possible SQL types we check for use agains the datasource we are connected + // to for the purpose of determining which data type to use for the date/time column types + // + // NOTE: The first type in this enumeration that is determined to be supported by the + // datasource/driver is the one that will be used. + SWORD PossibleSqlDateTypes[] = { + SQL_TIMESTAMP, + SQL_DATE, +#ifdef SQL_DATETIME + SQL_DATETIME +#endif + }; - // Set Connection Options - if (!setConnectionOptions()) - return(FALSE); + // These are the possible SQL types we check for use agains the datasource we are connected + // to for the purpose of determining which data type to use for the BLOB column types. + // + // NOTE: The first type in this enumeration that is determined to be supported by the + // datasource/driver is the one that will be used. + SWORD PossibleSqlBlobTypes[] = { + SQL_LONGVARBINARY, + SQL_VARBINARY + }; - // Query the data source for inf. about itself - if (!getDbInfo()) - return(FALSE); // Query the data source regarding data type information @@ -638,7 +662,7 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt // for all of the possible SQL data types to see which ones were supported. If // a type is not supported, the SQLFetch() that's called from getDataTypeInfo() // fails with SQL_NO_DATA_FOUND. This is ugly because I'm sure the three SQL data - // types I've selected below will not alway's be what we want. These are just + // types I've selected below will not always be what we want. These are just // what happened to work against an Oracle 7/Intersolv combination. The following is // a complete list of the results I got back against the Oracle 7 database: // @@ -672,90 +696,97 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt // SQL_DOUBLE type name = 'DOUBLE', Precision = 15 // SQL_INTEGER type name = 'LONG', Precision = 10 - // VARCHAR = Variable length character string - if (!getDataTypeInfo(SQL_VARCHAR, typeInfVarchar)) - if (!getDataTypeInfo(SQL_CHAR, typeInfVarchar)) - return(FALSE); - else - typeInfVarchar.FsqlType = SQL_CHAR; - else - typeInfVarchar.FsqlType = SQL_VARCHAR; - - // Float - if (!getDataTypeInfo(SQL_DOUBLE,typeInfFloat)) - if (!getDataTypeInfo(SQL_REAL,typeInfFloat)) - if (!getDataTypeInfo(SQL_FLOAT,typeInfFloat)) - if (!getDataTypeInfo(SQL_DECIMAL,typeInfFloat)) - if (!getDataTypeInfo(SQL_NUMERIC,typeInfFloat)) - { - if (failOnDataTypeUnsupported) - return(FALSE); - } - else - typeInfFloat.FsqlType = SQL_NUMERIC; - else - typeInfFloat.FsqlType = SQL_DECIMAL; - else - typeInfFloat.FsqlType = SQL_FLOAT; - else - typeInfFloat.FsqlType = SQL_REAL; - else - typeInfFloat.FsqlType = SQL_DOUBLE; - - // Integer - if (!getDataTypeInfo(SQL_INTEGER, typeInfInteger)) + // Query the data source for info about itself + if (!getDbInfo(failOnDataTypeUnsupported)) + return false; + + // --------------- Varchar - (Variable length character string) --------------- + for (iIndex = 0; iIndex < WXSIZEOF(PossibleSqlCharTypes) && + !getDataTypeInfo(PossibleSqlCharTypes[iIndex], typeInfVarchar); ++iIndex) + {} + + if (iIndex < WXSIZEOF(PossibleSqlCharTypes)) + typeInfVarchar.FsqlType = PossibleSqlCharTypes[iIndex]; + else if (failOnDataTypeUnsupported) + return false; + + // --------------- Float --------------- + for (iIndex = 0; iIndex < WXSIZEOF(PossibleSqlFloatTypes) && + !getDataTypeInfo(PossibleSqlFloatTypes[iIndex], typeInfFloat); ++iIndex) + {} + + if (iIndex < WXSIZEOF(PossibleSqlFloatTypes)) + typeInfFloat.FsqlType = PossibleSqlFloatTypes[iIndex]; + else if (failOnDataTypeUnsupported) + return false; + + // --------------- Integer ------------- + for (iIndex = 0; iIndex < WXSIZEOF(PossibleSqlIntegerTypes) && + !getDataTypeInfo(PossibleSqlIntegerTypes[iIndex], typeInfInteger); ++iIndex) + {} + + if (iIndex < WXSIZEOF(PossibleSqlIntegerTypes)) + typeInfInteger.FsqlType = PossibleSqlIntegerTypes[iIndex]; + else if (failOnDataTypeUnsupported) { - // If SQL_INTEGER is not supported, use the floating point - // data type to store integers as well as floats + // If no non-floating point data types are supported, we'll + // use the type assigned for floats to store integers as well if (!getDataTypeInfo(typeInfFloat.FsqlType, typeInfInteger)) { if (failOnDataTypeUnsupported) - return(FALSE); + return false; } else typeInfInteger.FsqlType = typeInfFloat.FsqlType; } - else - typeInfInteger.FsqlType = SQL_INTEGER; - // Date/Time - if (!getDataTypeInfo(SQL_TIMESTAMP,typeInfDate)) - { - if (!getDataTypeInfo(SQL_DATE,typeInfDate)) - { -#ifdef SQL_DATETIME - if (getDataTypeInfo(SQL_DATETIME,typeInfDate)) - { - typeInfDate.FsqlType = SQL_TIME; - } - else -#endif // SQL_DATETIME defined - { - if (failOnDataTypeUnsupported) - return(FALSE); - } - } - else - typeInfDate.FsqlType = SQL_DATE; - } - else - typeInfDate.FsqlType = SQL_TIMESTAMP; + // --------------- Date/Time --------------- + for (iIndex = 0; iIndex < WXSIZEOF(PossibleSqlDateTypes) && + !getDataTypeInfo(PossibleSqlDateTypes[iIndex], typeInfDate); ++iIndex) + {} + if (iIndex < WXSIZEOF(PossibleSqlDateTypes)) + typeInfDate.FsqlType = PossibleSqlDateTypes[iIndex]; + else if (failOnDataTypeUnsupported) + return false; - if (!getDataTypeInfo(SQL_LONGVARBINARY, typeInfBlob)) - { - if (!getDataTypeInfo(SQL_VARBINARY,typeInfBlob)) - { - if (failOnDataTypeUnsupported) - return(FALSE); - } - else - typeInfBlob.FsqlType = SQL_VARBINARY; - } - else - typeInfBlob.FsqlType = SQL_LONGVARBINARY; + // --------------- BLOB --------------- + for (iIndex = 0; iIndex < WXSIZEOF(PossibleSqlBlobTypes) && + !getDataTypeInfo(PossibleSqlBlobTypes[iIndex], typeInfBlob); ++iIndex) + {} + + if (iIndex < WXSIZEOF(PossibleSqlBlobTypes)) + typeInfBlob.FsqlType = PossibleSqlBlobTypes[iIndex]; + else if (failOnDataTypeUnsupported) + return false; + + return true; +} // wxDb::determineDataTypes + + +bool wxDb::open(bool failOnDataTypeUnsupported) +{ +/* + If using Intersolv branded ODBC drivers, this is the place where you would substitute + your branded driver license information -//typeInfBlob.TypeName = "BLOB"; + SQLSetConnectOption(hdbc, 1041, (UDWORD) wxEmptyString); + SQLSetConnectOption(hdbc, 1042, (UDWORD) wxEmptyString); +*/ + + // Mark database as open + dbIsOpen = true; + + // Allocate a statement handle for the database connection + if (SQLAllocStmt(hdbc, &hstmt) != SQL_SUCCESS) + return(DispAllErrors(henv, hdbc)); + + // Set Connection Options + if (!setConnectionOptions()) + return false; + + if (!determineDataTypes(failOnDataTypeUnsupported)) + return false; #ifdef DBDEBUG_CONSOLE cout << wxT("VARCHAR DATA TYPE: ") << typeInfVarchar.TypeName << endl; @@ -767,23 +798,70 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt #endif // Completed Successfully - return(TRUE); - -} // wxDb::Open() + return true; +} +bool wxDb::Open(const wxString& inConnectStr, bool failOnDataTypeUnsupported) +{ + wxASSERT(inConnectStr.Length()); + return Open(inConnectStr, NULL, failOnDataTypeUnsupported); +} -bool wxDb::Open(wxDbConnectInf *dbConnectInf) +bool wxDb::Open(const wxString& inConnectStr, SQLHWND parentWnd, bool failOnDataTypeUnsupported) { - return Open(dbConnectInf->GetDsn(), dbConnectInf->GetUserID(), - dbConnectInf->GetPassword()); -} // wxDb::Open() + dsn = wxT(""); + uid = wxT(""); + authStr = wxT(""); + RETCODE retcode; -bool wxDb::Open(wxDb *copyDb) + if (!FwdOnlyCursors()) + { + // Specify that the ODBC cursor library be used, if needed. This must be + // specified before the connection is made. + retcode = SQLSetConnectOption(hdbc, SQL_ODBC_CURSORS, SQL_CUR_USE_IF_NEEDED); + +#ifdef DBDEBUG_CONSOLE + if (retcode == SQL_SUCCESS) + cout << wxT("SQLSetConnectOption(CURSOR_LIB) successful") << endl; + else + cout << wxT("SQLSetConnectOption(CURSOR_LIB) failed") << endl; +#else + wxUnusedVar(retcode); +#endif + } + + // Connect to the data source + SQLTCHAR outConnectBuffer[SQL_MAX_CONNECTSTR_LEN+1]; // MS recommends at least 1k buffer + short outConnectBufferLen; + + inConnectionStr = inConnectStr; + + retcode = SQLDriverConnect(hdbc, parentWnd, (SQLTCHAR FAR *)inConnectionStr.c_str(), + (SWORD)inConnectionStr.Length(), (SQLTCHAR FAR *)outConnectBuffer, + sizeof(outConnectBuffer), &outConnectBufferLen, SQL_DRIVER_COMPLETE ); + + if ((retcode != SQL_SUCCESS) && + (retcode != SQL_SUCCESS_WITH_INFO)) + return(DispAllErrors(henv, hdbc)); + + outConnectBuffer[outConnectBufferLen] = 0; + outConnectionStr = outConnectBuffer; + dbOpenedWithConnectionString = true; + + return open(failOnDataTypeUnsupported); +} + +/********** wxDb::Open() **********/ +bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthStr, bool failOnDataTypeUnsupported) { - dsn = copyDb->GetDatasourceName(); - uid = copyDb->GetUsername(); - authStr = copyDb->GetPassword(); + wxASSERT(Dsn.Length()); + dsn = Dsn; + uid = Uid; + authStr = AuthStr; + + inConnectionStr = wxT(""); + outConnectionStr = wxT(""); RETCODE retcode; @@ -798,6 +876,8 @@ bool wxDb::Open(wxDb *copyDb) cout << wxT("SQLSetConnectOption(CURSOR_LIB) successful") << endl; else cout << wxT("SQLSetConnectOption(CURSOR_LIB) failed") << endl; +#else + wxUnusedVar( retcode ); #endif } @@ -806,7 +886,84 @@ bool wxDb::Open(wxDb *copyDb) (SQLTCHAR FAR *) uid.c_str(), SQL_NTS, (SQLTCHAR FAR *) authStr.c_str(), SQL_NTS); - if (retcode == SQL_ERROR) + if ((retcode != SQL_SUCCESS) && + (retcode != SQL_SUCCESS_WITH_INFO)) + return(DispAllErrors(henv, hdbc)); + + return open(failOnDataTypeUnsupported); + +} // wxDb::Open() + + +bool wxDb::Open(wxDbConnectInf *dbConnectInf, bool failOnDataTypeUnsupported) +{ + wxASSERT(dbConnectInf); + + // Use the connection string if one is present + if (dbConnectInf->UseConnectionStr()) + return Open(GetConnectionInStr(), failOnDataTypeUnsupported); + else + return Open(dbConnectInf->GetDsn(), dbConnectInf->GetUserID(), + dbConnectInf->GetPassword(), failOnDataTypeUnsupported); +} // wxDb::Open() + + +bool wxDb::Open(wxDb *copyDb) +{ + dsn = copyDb->GetDatasourceName(); + uid = copyDb->GetUsername(); + authStr = copyDb->GetPassword(); + inConnectionStr = copyDb->GetConnectionInStr(); + outConnectionStr = copyDb->GetConnectionOutStr(); + + RETCODE retcode; + + if (!FwdOnlyCursors()) + { + // Specify that the ODBC cursor library be used, if needed. This must be + // specified before the connection is made. + retcode = SQLSetConnectOption(hdbc, SQL_ODBC_CURSORS, SQL_CUR_USE_IF_NEEDED); + +#ifdef DBDEBUG_CONSOLE + if (retcode == SQL_SUCCESS) + cout << wxT("SQLSetConnectOption(CURSOR_LIB) successful") << endl; + else + cout << wxT("SQLSetConnectOption(CURSOR_LIB) failed") << endl; +#else + wxUnusedVar( retcode ); +#endif + } + + if (copyDb->OpenedWithConnectionString()) + { + // Connect to the data source + SQLTCHAR outConnectBuffer[SQL_MAX_CONNECTSTR_LEN+1]; + short outConnectBufferLen; + + inConnectionStr = copyDb->GetConnectionInStr(); + + retcode = SQLDriverConnect(hdbc, NULL, (SQLTCHAR FAR *)inConnectionStr.c_str(), + (SWORD)inConnectionStr.Length(), (SQLTCHAR FAR *)outConnectBuffer, + sizeof(outConnectBuffer), &outConnectBufferLen, SQL_DRIVER_COMPLETE); + + if ((retcode != SQL_SUCCESS) && + (retcode != SQL_SUCCESS_WITH_INFO)) + return(DispAllErrors(henv, hdbc)); + + outConnectBuffer[outConnectBufferLen] = 0; + outConnectionStr = outConnectBuffer; + dbOpenedWithConnectionString = true; + } + else + { + // Connect to the data source + retcode = SQLConnect(hdbc, (SQLTCHAR FAR *) dsn.c_str(), SQL_NTS, + (SQLTCHAR FAR *) uid.c_str(), SQL_NTS, + (SQLTCHAR FAR *) authStr.c_str(), SQL_NTS); + } + + if ((retcode != SQL_SUCCESS) && + (retcode != SQL_SUCCESS_WITH_INFO)) return(DispAllErrors(henv, hdbc)); /* @@ -818,7 +975,7 @@ bool wxDb::Open(wxDb *copyDb) */ // Mark database as open - dbIsOpen = TRUE; + dbIsOpen = true; // Allocate a statement handle for the database connection if (SQLAllocStmt(hdbc, &hstmt) != SQL_SUCCESS) @@ -826,7 +983,7 @@ bool wxDb::Open(wxDb *copyDb) // Set Connection Options if (!setConnectionOptions()) - return(FALSE); + return false; // Instead of Querying the data source for info about itself, it can just be copied // from the wxDb instance that was passed in (copyDb). @@ -907,7 +1064,7 @@ bool wxDb::Open(wxDb *copyDb) #endif // Completed Successfully - return(TRUE); + return true; } // wxDb::Open() 2 @@ -921,11 +1078,14 @@ bool wxDb::setConnectionOptions(void) // I need to get the DBMS name here, because some of the connection options // are database specific and need to call the Dbms() function. - if (SQLGetInfo(hdbc, SQL_DBMS_NAME, (UCHAR*) dbInf.dbmsName, 40, &cb) != SQL_SUCCESS) + RETCODE retcode; + + retcode = SQLGetInfo(hdbc, SQL_DBMS_NAME, (UCHAR *) dbInf.dbmsName, sizeof(dbInf.dbmsName), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) return(DispAllErrors(henv, hdbc)); - SQLSetConnectOption(hdbc, SQL_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF); - SQLSetConnectOption(hdbc, SQL_OPT_TRACE, SQL_OPT_TRACE_OFF); + /* retcode = */ SQLSetConnectOption(hdbc, SQL_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF); + /* retcode = */ SQLSetConnectOption(hdbc, SQL_OPT_TRACE, SQL_OPT_TRACE_OFF); // SQLSetConnectOption(hdbc, SQL_TXN_ISOLATION, SQL_TXN_READ_COMMITTED); // No dirty reads // By default, MS Sql Server closes cursors on commit and rollback. The following @@ -937,7 +1097,7 @@ bool wxDb::setConnectionOptions(void) { const long SQL_PRESERVE_CURSORS = 1204L; const long SQL_PC_ON = 1L; - SQLSetConnectOption(hdbc, SQL_PRESERVE_CURSORS, SQL_PC_ON); + /* retcode = */ SQLSetConnectOption(hdbc, SQL_PRESERVE_CURSORS, SQL_PC_ON); } // Display the connection options to verify them @@ -945,15 +1105,17 @@ bool wxDb::setConnectionOptions(void) long l; cout << wxT("****** CONNECTION OPTIONS ******") << endl; - if (SQLGetConnectOption(hdbc, SQL_AUTOCOMMIT, &l) != SQL_SUCCESS) + retcode = SQLGetConnectOption(hdbc, SQL_AUTOCOMMIT, &l); + if (retcode != SQL_SUCCESS) return(DispAllErrors(henv, hdbc)); cout << wxT("AUTOCOMMIT: ") << (l == SQL_AUTOCOMMIT_OFF ? "OFF" : "ON") << endl; - if (SQLGetConnectOption(hdbc, SQL_ODBC_CURSORS, &l) != SQL_SUCCESS) + retcode = SQLGetConnectOption(hdbc, SQL_ODBC_CURSORS, &l); + if (retcode != SQL_SUCCESS) return(DispAllErrors(henv, hdbc)); cout << wxT("ODBC CURSORS: "); switch(l) - { + { case(SQL_CUR_USE_IF_NEEDED): cout << wxT("SQL_CUR_USE_IF_NEEDED"); break; @@ -963,10 +1125,11 @@ bool wxDb::setConnectionOptions(void) case(SQL_CUR_USE_DRIVER): cout << wxT("SQL_CUR_USE_DRIVER"); break; - } - cout << endl; + } + cout << endl; - if (SQLGetConnectOption(hdbc, SQL_OPT_TRACE, &l) != SQL_SUCCESS) + retcode = SQLGetConnectOption(hdbc, SQL_OPT_TRACE, &l) + if (retcode != SQL_SUCCESS) return(DispAllErrors(henv, hdbc)); cout << wxT("TRACING: ") << (l == SQL_OPT_TRACE_OFF ? wxT("OFF") : wxT("ON")) << endl; @@ -974,119 +1137,269 @@ bool wxDb::setConnectionOptions(void) #endif // Completed Successfully - return(TRUE); + return true; } // wxDb::setConnectionOptions() /********** wxDb::getDbInfo() **********/ -bool wxDb::getDbInfo(void) +bool wxDb::getDbInfo(bool failOnDataTypeUnsupported) { SWORD cb; RETCODE retcode; - if (SQLGetInfo(hdbc, SQL_SERVER_NAME, (UCHAR*) dbInf.serverName, 80, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_SERVER_NAME, (UCHAR*) dbInf.serverName, sizeof(dbInf.serverName), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_DATABASE_NAME, (UCHAR*) dbInf.databaseName, 128, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_DATABASE_NAME, (UCHAR*) dbInf.databaseName, sizeof(dbInf.databaseName), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_DBMS_NAME, (UCHAR*) dbInf.dbmsName, 40, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_DBMS_NAME, (UCHAR*) dbInf.dbmsName, sizeof(dbInf.dbmsName), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } // 16-Mar-1999 // After upgrading to MSVC6, the original 20 char buffer below was insufficient, // causing database connectivity to fail in some cases. - retcode = SQLGetInfo(hdbc, SQL_DBMS_VER, (UCHAR*) dbInf.dbmsVer, 64, &cb); - + retcode = SQLGetInfo(hdbc, SQL_DBMS_VER, (UCHAR*) dbInf.dbmsVer, sizeof(dbInf.dbmsVer), &cb); if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) - return(DispAllErrors(henv, hdbc)); + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_ACTIVE_CONNECTIONS, (UCHAR*) &dbInf.maxConnections, sizeof(dbInf.maxConnections), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ACTIVE_CONNECTIONS, (UCHAR*) &dbInf.maxConnections, sizeof(dbInf.maxConnections), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_ACTIVE_STATEMENTS, (UCHAR*) &dbInf.maxStmts, sizeof(dbInf.maxStmts), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ACTIVE_STATEMENTS, (UCHAR*) &dbInf.maxStmts, sizeof(dbInf.maxStmts), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_DRIVER_NAME, (UCHAR*) dbInf.driverName, 40, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_DRIVER_NAME, (UCHAR*) dbInf.driverName, sizeof(dbInf.driverName), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_DRIVER_ODBC_VER, (UCHAR*) dbInf.odbcVer, 60, &cb) == SQL_ERROR) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_DRIVER_ODBC_VER, (UCHAR*) dbInf.odbcVer, sizeof(dbInf.odbcVer), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - retcode = SQLGetInfo(hdbc, SQL_ODBC_VER, (UCHAR*) dbInf.drvMgrOdbcVer, 60, &cb); + retcode = SQLGetInfo(hdbc, SQL_ODBC_VER, (UCHAR*) dbInf.drvMgrOdbcVer, sizeof(dbInf.drvMgrOdbcVer), &cb); if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) - return(DispAllErrors(henv, hdbc)); + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_DRIVER_VER, (UCHAR*) dbInf.driverVer, 60, &cb) == SQL_ERROR) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_DRIVER_VER, (UCHAR*) dbInf.driverVer, sizeof(dbInf.driverVer), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_ODBC_API_CONFORMANCE, (UCHAR*) &dbInf.apiConfLvl, sizeof(dbInf.apiConfLvl), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ODBC_API_CONFORMANCE, (UCHAR*) &dbInf.apiConfLvl, sizeof(dbInf.apiConfLvl), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_ODBC_SAG_CLI_CONFORMANCE, (UCHAR*) &dbInf.cliConfLvl, sizeof(dbInf.cliConfLvl), &cb) != SQL_SUCCESS) -// return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ODBC_SAG_CLI_CONFORMANCE, (UCHAR*) &dbInf.cliConfLvl, sizeof(dbInf.cliConfLvl), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) { // Not all drivers support this call - Nick Gorham(unixODBC) dbInf.cliConfLvl = 0; + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; } - if (SQLGetInfo(hdbc, SQL_ODBC_SQL_CONFORMANCE, (UCHAR*) &dbInf.sqlConfLvl, sizeof(dbInf.sqlConfLvl), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ODBC_SQL_CONFORMANCE, (UCHAR*) &dbInf.sqlConfLvl, sizeof(dbInf.sqlConfLvl), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_OUTER_JOINS, (UCHAR*) dbInf.outerJoins, 2, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_OUTER_JOINS, (UCHAR*) dbInf.outerJoins, sizeof(dbInf.outerJoins), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_PROCEDURES, (UCHAR*) dbInf.procedureSupport, 2, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_PROCEDURES, (UCHAR*) dbInf.procedureSupport, sizeof(dbInf.procedureSupport), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_ACCESSIBLE_TABLES, (UCHAR*) dbInf.accessibleTables, 2, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ACCESSIBLE_TABLES, (UCHAR*) dbInf.accessibleTables, sizeof(dbInf.accessibleTables), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_CURSOR_COMMIT_BEHAVIOR, (UCHAR*) &dbInf.cursorCommitBehavior, sizeof(dbInf.cursorCommitBehavior), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_CURSOR_COMMIT_BEHAVIOR, (UCHAR*) &dbInf.cursorCommitBehavior, sizeof(dbInf.cursorCommitBehavior), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_CURSOR_ROLLBACK_BEHAVIOR, (UCHAR*) &dbInf.cursorRollbackBehavior, sizeof(dbInf.cursorRollbackBehavior), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_CURSOR_ROLLBACK_BEHAVIOR, (UCHAR*) &dbInf.cursorRollbackBehavior, sizeof(dbInf.cursorRollbackBehavior), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_NON_NULLABLE_COLUMNS, (UCHAR*) &dbInf.supportNotNullClause, sizeof(dbInf.supportNotNullClause), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_NON_NULLABLE_COLUMNS, (UCHAR*) &dbInf.supportNotNullClause, sizeof(dbInf.supportNotNullClause), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_ODBC_SQL_OPT_IEF, (UCHAR*) dbInf.supportIEF, 2, &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_ODBC_SQL_OPT_IEF, (UCHAR*) dbInf.supportIEF, sizeof(dbInf.supportIEF), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_DEFAULT_TXN_ISOLATION, (UCHAR*) &dbInf.txnIsolation, sizeof(dbInf.txnIsolation), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_DEFAULT_TXN_ISOLATION, (UCHAR*) &dbInf.txnIsolation, sizeof(dbInf.txnIsolation), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_TXN_ISOLATION_OPTION, (UCHAR*) &dbInf.txnIsolationOptions, sizeof(dbInf.txnIsolationOptions), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_TXN_ISOLATION_OPTION, (UCHAR*) &dbInf.txnIsolationOptions, sizeof(dbInf.txnIsolationOptions), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_FETCH_DIRECTION, (UCHAR*) &dbInf.fetchDirections, sizeof(dbInf.fetchDirections), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_FETCH_DIRECTION, (UCHAR*) &dbInf.fetchDirections, sizeof(dbInf.fetchDirections), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_LOCK_TYPES, (UCHAR*) &dbInf.lockTypes, sizeof(dbInf.lockTypes), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_LOCK_TYPES, (UCHAR*) &dbInf.lockTypes, sizeof(dbInf.lockTypes), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_POS_OPERATIONS, (UCHAR*) &dbInf.posOperations, sizeof(dbInf.posOperations), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_POS_OPERATIONS, (UCHAR*) &dbInf.posOperations, sizeof(dbInf.posOperations), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_POSITIONED_STATEMENTS, (UCHAR*) &dbInf.posStmts, sizeof(dbInf.posStmts), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_POSITIONED_STATEMENTS, (UCHAR*) &dbInf.posStmts, sizeof(dbInf.posStmts), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_SCROLL_CONCURRENCY, (UCHAR*) &dbInf.scrollConcurrency, sizeof(dbInf.scrollConcurrency), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_SCROLL_CONCURRENCY, (UCHAR*) &dbInf.scrollConcurrency, sizeof(dbInf.scrollConcurrency), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_SCROLL_OPTIONS, (UCHAR*) &dbInf.scrollOptions, sizeof(dbInf.scrollOptions), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_SCROLL_OPTIONS, (UCHAR*) &dbInf.scrollOptions, sizeof(dbInf.scrollOptions), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_STATIC_SENSITIVITY, (UCHAR*) &dbInf.staticSensitivity, sizeof(dbInf.staticSensitivity), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_STATIC_SENSITIVITY, (UCHAR*) &dbInf.staticSensitivity, sizeof(dbInf.staticSensitivity), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_TXN_CAPABLE, (UCHAR*) &dbInf.txnCapable, sizeof(dbInf.txnCapable), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_TXN_CAPABLE, (UCHAR*) &dbInf.txnCapable, sizeof(dbInf.txnCapable), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } - if (SQLGetInfo(hdbc, SQL_LOGIN_TIMEOUT, (UCHAR*) &dbInf.loginTimeout, sizeof(dbInf.loginTimeout), &cb) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); + retcode = SQLGetInfo(hdbc, SQL_LOGIN_TIMEOUT, (UCHAR*) &dbInf.loginTimeout, sizeof(dbInf.loginTimeout), &cb); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO ) + { + DispAllErrors(henv, hdbc); + if (failOnDataTypeUnsupported) + return false; + } #ifdef DBDEBUG_CONSOLE cout << wxT("***** DATA SOURCE INFORMATION *****") << endl; @@ -1284,7 +1597,7 @@ bool wxDb::getDbInfo(void) #endif // Completed Successfully - return(TRUE); + return true; } // wxDb::getDbInfo() @@ -1311,17 +1624,17 @@ bool wxDb::getDataTypeInfo(SWORD fSqlType, wxDbSqlTypeInfo &structSQLTypeInfo) { #ifdef DBDEBUG_CONSOLE if (retcode == SQL_NO_DATA_FOUND) - cout << wxT("SQL_NO_DATA_FOUND fetching inf. about data type.") << endl; + cout << wxT("SQL_NO_DATA_FOUND fetching information about data type.") << endl; #endif DispAllErrors(henv, hdbc, hstmt); SQLFreeStmt(hstmt, SQL_CLOSE); - return(FALSE); + return false; } wxChar typeName[DB_TYPE_NAME_LEN+1]; // Obtain columns from the record - if (SQLGetData(hstmt, 1, SQL_C_CHAR, (UCHAR*) typeName, DB_TYPE_NAME_LEN, &cbRet) != SQL_SUCCESS) + if (SQLGetData(hstmt, 1, SQL_C_WXCHAR, typeName, sizeof(typeName), &cbRet) != SQL_SUCCESS) return(DispAllErrors(henv, hdbc, hstmt)); structSQLTypeInfo.TypeName = typeName; @@ -1372,7 +1685,7 @@ bool wxDb::getDataTypeInfo(SWORD fSqlType, wxDbSqlTypeInfo &structSQLTypeInfo) return(DispAllErrors(henv, hdbc, hstmt)); // Completed Successfully - return(TRUE); + return true; } // wxDb::getDataTypeInfo() @@ -1407,7 +1720,7 @@ void wxDb::Close(void) #ifdef __WXDEBUG__ wxTablesInUse *tiu; - wxNode *pNode; + wxList::compatibility_iterator pNode; pNode = TablesInUse.GetFirst(); wxString s,s2; while (pNode) @@ -1416,8 +1729,8 @@ void wxDb::Close(void) if (tiu->pDb == this) { s.Printf(wxT("(%-20s) tableID:[%6lu] pDb:[%p]"), tiu->tableName,tiu->tableID,tiu->pDb); - s2.Printf(wxT("Orphaned found using pDb:[%p]"),this); - wxLogDebug (s.c_str(),s2.c_str()); + s2.Printf(wxT("Orphaned table found using pDb:[%p]"),this); + wxLogDebug(s.c_str(),s2.c_str()); } pNode = pNode->GetNext(); } @@ -1429,7 +1742,7 @@ void wxDb::Close(void) wxStrcpy(DBerrorList[i], errorList[i]); dbmsType = dbmsUNIDENTIFIED; - dbIsOpen = FALSE; + dbIsOpen = false; } // wxDb::Close() @@ -1445,7 +1758,7 @@ bool wxDb::CommitTrans(void) } // Completed successfully - return(TRUE); + return true; } // wxDb::CommitTrans() @@ -1458,7 +1771,7 @@ bool wxDb::RollbackTrans(void) return(DispAllErrors(henv, hdbc)); // Completed successfully - return(TRUE); + return true; } // wxDb::RollbackTrans() @@ -1468,22 +1781,22 @@ bool wxDb::DispAllErrors(HENV aHenv, HDBC aHdbc, HSTMT aHstmt) /* * This function is called internally whenever an error condition prevents the user's * request from being executed. This function will query the datasource as to the - * actual error(s) that just occured on the previous request of the datasource. + * actual error(s) that just occurred on the previous request of the datasource. * * The function will retrieve each error condition from the datasource and * Printf the codes/text values into a string which it then logs via logError(). * If in DBDEBUG_CONSOLE mode, the constructed string will be displayed in the console * window and program execution will be paused until the user presses a key. * - * This function always returns a FALSE, so that functions which call this function + * This function always returns false, so that functions which call this function * can have a line like "return (DispAllErrors(henv, hdbc));" to indicate the failure - * of the users request, so that the calling code can then process the error msg log + * of the user's request, so that the calling code can then process the error message log. */ { wxString odbcErrMsg; - while (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS) - { + while (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS) + { odbcErrMsg.Printf(wxT("SQL State = %s\nNative Error Code = %li\nError Message = %s\n"), sqlState, nativeError, errorMsg); logError(odbcErrMsg, sqlState); if (!silent) @@ -1501,7 +1814,7 @@ bool wxDb::DispAllErrors(HENV aHenv, HDBC aHdbc, HSTMT aHstmt) } } - return(FALSE); // This function always returns FALSE. + return false; // This function always returns false. } // wxDb::DispAllErrors() @@ -1509,10 +1822,10 @@ bool wxDb::DispAllErrors(HENV aHenv, HDBC aHdbc, HSTMT aHstmt) /********** wxDb::GetNextError() **********/ bool wxDb::GetNextError(HENV aHenv, HDBC aHdbc, HSTMT aHstmt) { - if (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS) - return(TRUE); + if (SQLError(aHenv, aHdbc, aHstmt, (SQLTCHAR FAR *) sqlState, &nativeError, (SQLTCHAR FAR *) errorMsg, SQL_MAX_MESSAGE_LENGTH - 1, &cbErrorMsg) == SQL_SUCCESS) + return true; else - return(FALSE); + return false; } // wxDb::GetNextError() @@ -1553,12 +1866,13 @@ void wxDb::logError(const wxString &errMsg, const wxString &SQLState) if (++pLast == DB_MAX_ERROR_HISTORY) { int i; - for (i = 0; i < DB_MAX_ERROR_HISTORY; i++) + for (i = 0; i < DB_MAX_ERROR_HISTORY-1; i++) wxStrcpy(errorList[i], errorList[i+1]); pLast--; } - wxStrcpy(errorList[pLast], errMsg); + wxStrncpy(errorList[pLast], errMsg, DB_MAX_ERROR_MSG_LEN); + errorList[pLast][DB_MAX_ERROR_MSG_LEN] = 0; if (SQLState.Length()) if ((dbStatus = TranslateSqlState(SQLState)) != DB_ERR_FUNCTION_SEQUENCE_ERROR) @@ -1819,7 +2133,7 @@ bool wxDb::CreateView(const wxString &viewName, const wxString &colList, // Drop the view first if (attemptDrop && !DropView(viewName)) - return FALSE; + return false; // Build the create view statement sqlStmt = wxT("CREATE VIEW "); @@ -1850,7 +2164,7 @@ bool wxDb::CreateView(const wxString &viewName, const wxString &colList, bool wxDb::DropView(const wxString &viewName) { /* - * NOTE: This function returns TRUE if the View does not exist, but + * NOTE: This function returns true if the View does not exist, but * only for identified databases. Code will need to be added * below for any other databases when those databases are defined * to handle this situation consistently @@ -1877,16 +2191,16 @@ bool wxDb::DropView(const wxString &viewName) DispNextError(); DispAllErrors(henv, hdbc, hstmt); RollbackTrans(); - return(FALSE); + return false; } } } // Commit the transaction if (!CommitTrans()) - return(FALSE); + return false; - return TRUE; + return true; } // wxDb::DropView() @@ -1902,26 +2216,122 @@ bool wxDb::ExecSql(const wxString &pSqlStmt) if (retcode == SQL_SUCCESS || (Dbms() == dbmsDB2 && (retcode == SQL_SUCCESS_WITH_INFO || retcode == SQL_NO_DATA_FOUND))) { - return(TRUE); + return true; } else { DispAllErrors(henv, hdbc, hstmt); - return(FALSE); + return false; } } // wxDb::ExecSql() +/********** wxDb::ExecSql() with column info **********/ +bool wxDb::ExecSql(const wxString &pSqlStmt, wxDbColInf** columns, short& numcols) +{ + //execute the statement first + if (!ExecSql(pSqlStmt)) + return false; + + SWORD noCols; + if (SQLNumResultCols(hstmt, &noCols) != SQL_SUCCESS) + { + DispAllErrors(henv, hdbc, hstmt); + return false; + } + + if (noCols == 0) + return false; + else + numcols = noCols; + + // Get column information + short colNum; + wxChar name[DB_MAX_COLUMN_NAME_LEN+1]; + SWORD Sword; + SDWORD Sdword; + wxDbColInf* pColInf = new wxDbColInf[noCols]; + + // Fill in column information (name, datatype) + for (colNum = 0; colNum < noCols; colNum++) + { + if (SQLColAttributes(hstmt, (UWORD)(colNum+1), SQL_COLUMN_NAME, + name, sizeof(name), + &Sword, &Sdword) != SQL_SUCCESS) + { + DispAllErrors(henv, hdbc, hstmt); + delete[] pColInf; + return false; + } + + wxStrncpy(pColInf[colNum].colName, name, DB_MAX_COLUMN_NAME_LEN); + pColInf[colNum].colName[DB_MAX_COLUMN_NAME_LEN] = 0; // Prevent buffer overrun + + if (SQLColAttributes(hstmt, (UWORD)(colNum+1), SQL_COLUMN_TYPE, + NULL, 0, &Sword, &Sdword) != SQL_SUCCESS) + { + DispAllErrors(henv, hdbc, hstmt); + delete[] pColInf; + return false; + } + + switch (Sdword) + { +#if wxUSE_UNICODE + #if defined(SQL_WCHAR) + case SQL_WCHAR: + #endif + #if defined(SQL_WVARCHAR) + case SQL_WVARCHAR: + #endif +#endif + case SQL_VARCHAR: + case SQL_CHAR: + pColInf[colNum].dbDataType = DB_DATA_TYPE_VARCHAR; + break; + case SQL_TINYINT: + case SQL_SMALLINT: + case SQL_INTEGER: + case SQL_BIT: + pColInf[colNum].dbDataType = DB_DATA_TYPE_INTEGER; + break; + case SQL_DOUBLE: + case SQL_DECIMAL: + case SQL_NUMERIC: + case SQL_FLOAT: + case SQL_REAL: + pColInf[colNum].dbDataType = DB_DATA_TYPE_FLOAT; + break; + case SQL_DATE: + case SQL_TIMESTAMP: + pColInf[colNum].dbDataType = DB_DATA_TYPE_DATE; + break; + case SQL_BINARY: + pColInf[colNum].dbDataType = DB_DATA_TYPE_BLOB; + break; +#ifdef __WXDEBUG__ + default: + wxString errMsg; + errMsg.Printf(wxT("SQL Data type %ld currently not supported by wxWidgets"), (long)Sdword); + wxLogDebug(errMsg,wxT("ODBC DEBUG MESSAGE")); +#endif + } + } + + *columns = pColInf; + return true; +} // wxDb::ExecSql() + /********** wxDb::GetNext() **********/ bool wxDb::GetNext(void) { if (SQLFetch(hstmt) == SQL_SUCCESS) - return(TRUE); + return true; else { DispAllErrors(henv, hdbc, hstmt); - return(FALSE); + return false; } } // wxDb::GetNext() @@ -1933,12 +2343,17 @@ bool wxDb::GetData(UWORD colNo, SWORD cType, PTR pData, SDWORD maxLen, SDWORD FA wxASSERT(pData); wxASSERT(cbReturned); - if (SQLGetData(hstmt, colNo, cType, pData, maxLen, cbReturned) == SQL_SUCCESS) - return(TRUE); + long bufferSize = maxLen; + + if (cType == SQL_C_WXCHAR) + bufferSize = maxLen * sizeof(wxChar); + + if (SQLGetData(hstmt, colNo, cType, pData, bufferSize, cbReturned) == SQL_SUCCESS) + return true; else { DispAllErrors(henv, hdbc, hstmt); - return(FALSE); + return false; } } // wxDb::GetData() @@ -1949,8 +2364,7 @@ int wxDb::GetKeyFields(const wxString &tableName, wxDbColInf* colInf, UWORD noCo { wxChar szPkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Primary key table name */ wxChar szFkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Foreign key table name */ - short iKeySeq; -// SQLSMALLINT iKeySeq; + SWORD iKeySeq; wxChar szPkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Primary key column */ wxChar szFkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Foreign key column */ SQLRETURN retcode; @@ -1987,7 +2401,7 @@ int wxDb::GetKeyFields(const wxString &tableName, wxDbColInf* colInf, UWORD noCo retcode = SQLFetch(hstmt); if (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO) { - GetData( 4, SQL_C_CHAR, szPkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb); + GetData( 4, SQL_C_WXCHAR, szPkCol, DB_MAX_COLUMN_NAME_LEN+1, &cb); GetData( 5, SQL_C_SSHORT, &iKeySeq, 0, &cb); //------- for (i=0;inumTables == 0) { - GetData( 1, SQL_C_CHAR, (UCHAR*) pDbInf->catalog, 128+1, &cb); - GetData( 2, SQL_C_CHAR, (UCHAR*) pDbInf->schema, 128+1, &cb); + GetData( 1, SQL_C_WXCHAR, (UCHAR*) pDbInf->catalog, 128+1, &cb); + GetData( 2, SQL_C_WXCHAR, (UCHAR*) pDbInf->schema, 128+1, &cb); } pDbInf->numTables++; // Counter for Tables } // if (pass == 1) @@ -2945,9 +3377,9 @@ wxDbInf *wxDb::GetCatalog(const wxChar *userID) noTab = 0; } // if (pDbInf->pTableInf == NULL) // Has the Table Array been created - GetData( 3, SQL_C_CHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableName, DB_MAX_TABLE_NAME_LEN+1, &cb); - GetData( 4, SQL_C_CHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableType, 30+1, &cb); - GetData( 5, SQL_C_CHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableRemarks, 254+1, &cb); + GetData( 3, SQL_C_WXCHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableName, DB_MAX_TABLE_NAME_LEN+1, &cb); + GetData( 4, SQL_C_WXCHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableType, 30+1, &cb); + GetData( 5, SQL_C_WXCHAR, (UCHAR*) (pDbInf->pTableInf+noTab)->tableRemarks, 254+1, &cb); noTab++; } // if @@ -2958,7 +3390,7 @@ wxDbInf *wxDb::GetCatalog(const wxChar *userID) // Query how many columns are in each table for (noTab=0;noTabnumTables;noTab++) { - (pDbInf->pTableInf+noTab)->numCols = GetColumnCount((pDbInf->pTableInf+noTab)->tableName,UserID); + (pDbInf->pTableInf+noTab)->numCols = (UWORD)GetColumnCount((pDbInf->pTableInf+noTab)->tableName,UserID); } return pDbInf; @@ -2996,16 +3428,17 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) FILE *fp = wxFopen(fileName.c_str(),wxT("wt")); if (fp == NULL) - return(FALSE); + return false; SQLFreeStmt(hstmt, SQL_CLOSE); wxString UserID; convertUserID(userID,UserID); - if (!UserID.IsEmpty() && + if (!UserID.empty() && Dbms() != dbmsMY_SQL && Dbms() != dbmsACCESS && + Dbms() != dbmsFIREBIRD && Dbms() != dbmsINTERBASE && Dbms() != dbmsMS_SQL_SERVER) { @@ -3027,19 +3460,26 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) { DispAllErrors(henv, hdbc, hstmt); fclose(fp); - return(FALSE); + return false; } wxString outStr; tblNameSave.Empty(); int cnt = 0; - while (TRUE) + while (true) { retcode = SQLFetch(hstmt); if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) break; + GetData(3,SQL_C_WXCHAR, (UCHAR *) tblName, DB_MAX_TABLE_NAME_LEN+1, &cb); + GetData(4,SQL_C_WXCHAR, (UCHAR *) colName, DB_MAX_COLUMN_NAME_LEN+1,&cb); + GetData(5,SQL_C_SSHORT, (UCHAR *)&sqlDataType, 0, &cb); + GetData(6,SQL_C_WXCHAR, (UCHAR *) typeName, sizeof(typeName), &cb); + GetData(7,SQL_C_SLONG, (UCHAR *)&precision, 0, &cb); + GetData(8,SQL_C_SLONG, (UCHAR *)&length, 0, &cb); + if (wxStrcmp(tblName, tblNameSave.c_str())) { if (cnt) @@ -3060,20 +3500,13 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) tblNameSave = tblName; } - GetData(3,SQL_C_CHAR, (UCHAR *) tblName, DB_MAX_TABLE_NAME_LEN+1, &cb); - GetData(4,SQL_C_CHAR, (UCHAR *) colName, DB_MAX_COLUMN_NAME_LEN+1,&cb); - GetData(5,SQL_C_SSHORT,(UCHAR *)&sqlDataType, 0, &cb); - GetData(6,SQL_C_CHAR, (UCHAR *) typeName, sizeof(typeName), &cb); - GetData(7,SQL_C_SLONG, (UCHAR *)&precision, 0, &cb); - GetData(8,SQL_C_SLONG, (UCHAR *)&length, 0, &cb); - outStr.Printf(wxT("%-32s %-32s (%04d)%-15s %9ld %9ld\n"), tblName, colName, sqlDataType, typeName, precision, length); if (wxFputs(outStr.c_str(), fp) == EOF) { SQLFreeStmt(hstmt, SQL_CLOSE); fclose(fp); - return(FALSE); + return false; } cnt++; } @@ -3091,7 +3524,7 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) bool wxDb::TableExists(const wxString &tableName, const wxChar *userID, const wxString &tablePath) /* - * Table name can refer to a table, view, alias or synonym. Returns TRUE + * Table name can refer to a table, view, alias or synonym. Returns true * if the object exists in the database. This function does not indicate * whether or not the user has privleges to query or perform other functions * on the table. @@ -3126,6 +3559,7 @@ bool wxDb::TableExists(const wxString &tableName, const wxChar *userID, const wx // Oracle and Interbase table names are uppercase only, so force // the name to uppercase just in case programmer forgot to do this if ((Dbms() == dbmsORACLE) || + (Dbms() == dbmsFIREBIRD) || (Dbms() == dbmsINTERBASE)) TableName = TableName.Upper(); @@ -3134,11 +3568,12 @@ bool wxDb::TableExists(const wxString &tableName, const wxChar *userID, const wx // Some databases cannot accept a user name when looking up table names, // so we use the call below that leaves out the user name - if (!UserID.IsEmpty() && + if (!UserID.empty() && Dbms() != dbmsMY_SQL && Dbms() != dbmsACCESS && Dbms() != dbmsMS_SQL_SERVER && Dbms() != dbmsDB2 && + Dbms() != dbmsFIREBIRD && Dbms() != dbmsINTERBASE && Dbms() != dbmsPERVASIVE_SQL) { @@ -3168,7 +3603,7 @@ bool wxDb::TableExists(const wxString &tableName, const wxChar *userID, const wx SQLFreeStmt(hstmt, SQL_CLOSE); - return(TRUE); + return true; } // wxDb::TableExists() @@ -3197,6 +3632,7 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons // Oracle and Interbase table names are uppercase only, so force // the name to uppercase just in case programmer forgot to do this if ((Dbms() == dbmsORACLE) || + (Dbms() == dbmsFIREBIRD) || (Dbms() == dbmsINTERBASE)) TableName = TableName.Upper(); @@ -3204,7 +3640,7 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons // Some databases cannot accept a user name when looking up table names, // so we use the call below that leaves out the user name - if (!Schema.IsEmpty() && + if (!Schema.empty() && Dbms() != dbmsMY_SQL && Dbms() != dbmsACCESS && Dbms() != dbmsMS_SQL_SERVER) @@ -3227,32 +3663,32 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons #endif if ((retcode != SQL_SUCCESS) && (retcode != SQL_SUCCESS_WITH_INFO)) - return(DispAllErrors(henv, hdbc, hstmt)); + return (DispAllErrors(henv, hdbc, hstmt)); - bool failed = FALSE; + bool failed = false; retcode = SQLFetch(hstmt); while (retcode == SQL_SUCCESS || retcode == SQL_SUCCESS_WITH_INFO) { - if (SQLGetData(hstmt, 1, SQL_C_CHAR, (UCHAR*) result.tableQual, sizeof(result.tableQual), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (SQLGetData(hstmt, 1, SQL_C_WXCHAR, (UCHAR*) result.tableQual, sizeof(result.tableQual), &cbRetVal) != SQL_SUCCESS) + failed = true; - if (!failed && SQLGetData(hstmt, 2, SQL_C_CHAR, (UCHAR*) result.tableOwner, sizeof(result.tableOwner), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (!failed && SQLGetData(hstmt, 2, SQL_C_WXCHAR, (UCHAR*) result.tableOwner, sizeof(result.tableOwner), &cbRetVal) != SQL_SUCCESS) + failed = true; - if (!failed && SQLGetData(hstmt, 3, SQL_C_CHAR, (UCHAR*) result.tableName, sizeof(result.tableName), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (!failed && SQLGetData(hstmt, 3, SQL_C_WXCHAR, (UCHAR*) result.tableName, sizeof(result.tableName), &cbRetVal) != SQL_SUCCESS) + failed = true; - if (!failed && SQLGetData(hstmt, 4, SQL_C_CHAR, (UCHAR*) result.grantor, sizeof(result.grantor), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (!failed && SQLGetData(hstmt, 4, SQL_C_WXCHAR, (UCHAR*) result.grantor, sizeof(result.grantor), &cbRetVal) != SQL_SUCCESS) + failed = true; - if (!failed && SQLGetData(hstmt, 5, SQL_C_CHAR, (UCHAR*) result.grantee, sizeof(result.grantee), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (!failed && SQLGetData(hstmt, 5, SQL_C_WXCHAR, (UCHAR*) result.grantee, sizeof(result.grantee), &cbRetVal) != SQL_SUCCESS) + failed = true; - if (!failed && SQLGetData(hstmt, 6, SQL_C_CHAR, (UCHAR*) result.privilege, sizeof(result.privilege), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (!failed && SQLGetData(hstmt, 6, SQL_C_WXCHAR, (UCHAR*) result.privilege, sizeof(result.privilege), &cbRetVal) != SQL_SUCCESS) + failed = true; - if (!failed && SQLGetData(hstmt, 7, SQL_C_CHAR, (UCHAR*) result.grantable, sizeof(result.grantable), &cbRetVal) != SQL_SUCCESS) - failed = TRUE; + if (!failed && SQLGetData(hstmt, 7, SQL_C_WXCHAR, (UCHAR*) result.grantable, sizeof(result.grantable), &cbRetVal) != SQL_SUCCESS) + failed = true; if (failed) { @@ -3264,31 +3700,31 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons result.grantor, result.grantee); #endif - if (UserID.IsSameAs(result.tableOwner,FALSE)) + if (UserID.IsSameAs(result.tableOwner,false)) { SQLFreeStmt(hstmt, SQL_CLOSE); - return TRUE; + return true; } - if (UserID.IsSameAs(result.grantee,FALSE) && + if (UserID.IsSameAs(result.grantee,false) && !wxStrcmp(result.privilege,priv)) { SQLFreeStmt(hstmt, SQL_CLOSE); - return TRUE; + return true; } if (!wxStrcmp(result.grantee,curRole) && !wxStrcmp(result.privilege,priv)) { SQLFreeStmt(hstmt, SQL_CLOSE); - return TRUE; + return true; } retcode = SQLFetch(hstmt); } SQLFreeStmt(hstmt, SQL_CLOSE); - return FALSE; + return false; } // wxDb::TablePrivileges @@ -3331,9 +3767,9 @@ bool wxDb::SetSqlLogging(wxDbSqlLogState state, const wxString &filename, bool a { if (fpSqlLog == 0) { - fpSqlLog = wxFopen(filename, (append ? wxT("at") : wxT("wt"))); + fpSqlLog = wxFopen(filename.c_str(), (append ? wxT("at") : wxT("wt"))); if (fpSqlLog == NULL) - return(FALSE); + return false; } } else // sqlLogOFF @@ -3341,13 +3777,13 @@ bool wxDb::SetSqlLogging(wxDbSqlLogState state, const wxString &filename, bool a if (fpSqlLog) { if (fclose(fpSqlLog)) - return(FALSE); + return false; fpSqlLog = 0; } } sqlLogState = state; - return(TRUE); + return true; } // wxDb::SetSqlLogging() @@ -3358,16 +3794,16 @@ bool wxDb::WriteSqlLog(const wxString &logMsg) wxASSERT(logMsg.Length()); if (fpSqlLog == 0 || sqlLogState == sqlLogOFF) - return(FALSE); + return false; if (wxFputs(wxT("\n"), fpSqlLog) == EOF) - return(FALSE); + return false; if (wxFputs(logMsg, fpSqlLog) == EOF) - return(FALSE); + return false; if (wxFputs(wxT("\n"), fpSqlLog) == EOF) - return(FALSE); + return false; - return(TRUE); + return true; } // wxDb::WriteSqlLog() @@ -3395,7 +3831,7 @@ wxDBMS wxDb::Dbms(void) * - Does not support the SQL_TIMESTAMP structure * - Supports only one cursor and one connect (apparently? with Microsoft driver only?) * - Does not automatically create the primary index if the 'keyField' param of SetColDef - * is TRUE. The user must create ALL indexes from their program. + * is true. The user must create ALL indexes from their program. * - Table names can only be 8 characters long * - Column names can only be 10 characters long * @@ -3441,8 +3877,16 @@ wxDBMS wxDb::Dbms(void) if (dbmsType != dbmsUNIDENTIFIED) return(dbmsType); +#ifdef DBDEBUG_CONSOLE + // When run in console mode, use standard out to display errors. + cout << "Database connecting to: " << dbInf.dbmsName << endl; +#endif // DBDEBUG_CONSOLE + + wxLogDebug(wxT("Database connecting to: ")); + wxLogDebug(dbInf.dbmsName); + wxChar baseName[25+1]; - wxStrncpy(baseName,dbInf.dbmsName,25); + wxStrncpy(baseName, dbInf.dbmsName, 25); baseName[25] = 0; // RGG 20001025 : add support for Interbase @@ -3472,38 +3916,39 @@ wxDBMS wxDb::Dbms(void) if (!wxStricmp(dbInf.dbmsName,wxT("Microsoft SQL Server"))) return((wxDBMS)(dbmsType = dbmsMS_SQL_SERVER)); - if (!wxStricmp(dbInf.dbmsName,wxT("MySQL"))) - return((wxDBMS)(dbmsType = dbmsMY_SQL)); - if (!wxStricmp(dbInf.dbmsName,wxT("PostgreSQL"))) // v6.5.0 + + baseName[10] = 0; + if (!wxStricmp(baseName,wxT("PostgreSQL"))) // v6.5.0 return((wxDBMS)(dbmsType = dbmsPOSTGRES)); baseName[9] = 0; - if (!wxStricmp(dbInf.dbmsName,wxT("Pervasive"))) + if (!wxStricmp(baseName,wxT("Pervasive"))) return((wxDBMS)(dbmsType = dbmsPERVASIVE_SQL)); baseName[8] = 0; if (!wxStricmp(baseName,wxT("Informix"))) return((wxDBMS)(dbmsType = dbmsINFORMIX)); + if (!wxStricmp(baseName,wxT("Firebird"))) + return((wxDBMS)(dbmsType = dbmsFIREBIRD)); + baseName[6] = 0; if (!wxStricmp(baseName,wxT("Oracle"))) return((wxDBMS)(dbmsType = dbmsORACLE)); - if (!wxStricmp(dbInf.dbmsName,wxT("ACCESS"))) + if (!wxStricmp(baseName,wxT("ACCESS"))) return((wxDBMS)(dbmsType = dbmsACCESS)); - if (!wxStricmp(dbInf.dbmsName,wxT("MySQL"))) - return((wxDBMS)(dbmsType = dbmsMY_SQL)); if (!wxStricmp(baseName,wxT("Sybase"))) return((wxDBMS)(dbmsType = dbmsSYBASE_ASE)); baseName[5] = 0; if (!wxStricmp(baseName,wxT("DBASE"))) return((wxDBMS)(dbmsType = dbmsDBASE)); - if (!wxStricmp(baseName,wxT("xBase"))) return((wxDBMS)(dbmsType = dbmsXBASE_SEQUITER)); - if (!wxStricmp(baseName,wxT("MySQL"))) return((wxDBMS)(dbmsType = dbmsMY_SQL)); + if (!wxStricmp(baseName,wxT("MaxDB"))) + return((wxDBMS)(dbmsType = dbmsMAXDB)); baseName[3] = 0; if (!wxStricmp(baseName,wxT("DB2"))) @@ -3525,7 +3970,7 @@ bool wxDb::ModifyColumn(const wxString &tableName, const wxString &columnName, // Must specify a columnLength if modifying a VARCHAR type column if (dataType == DB_DATA_TYPE_VARCHAR && !columnLength) - return FALSE; + return false; wxString dataTypeName; wxString sqlStmt; @@ -3549,7 +3994,7 @@ bool wxDb::ModifyColumn(const wxString &tableName, const wxString &columnName, dataTypeName = typeInfBlob.TypeName; break; default: - return FALSE; + return false; } // Set the modify or alter syntax depending on the type of database connected to @@ -3562,7 +4007,7 @@ bool wxDb::ModifyColumn(const wxString &tableName, const wxString &columnName, alterSlashModify = _T("ALTER COLUMN"); break; case dbmsUNIDENTIFIED : - return FALSE; + return false; case dbmsSYBASE_ASA : case dbmsSYBASE_ASE : case dbmsMY_SQL : @@ -3627,17 +4072,42 @@ wxDb WXDLLIMPEXP_ODBC *wxDbGetConnection(wxDbConnectInf *pDbConfig, bool FwdOnly // The database connection must be for the same datasource // name and must currently not be in use. if (pList->Free && - (pList->PtrDb->FwdOnlyCursors() == FwdOnlyCursors) && - (!wxStrcmp(pDbConfig->GetDsn(), pList->Dsn))) // Found a free connection + (pList->PtrDb->FwdOnlyCursors() == FwdOnlyCursors)) { - pList->Free = FALSE; - return(pList->PtrDb); + if (pDbConfig->UseConnectionStr()) + { + if (pList->PtrDb->OpenedWithConnectionString() && + (!wxStrcmp(pDbConfig->GetConnectionStr(), pList->ConnectionStr))) + { + // Found a free connection + pList->Free = false; + return(pList->PtrDb); + } + } + else + { + if (!pList->PtrDb->OpenedWithConnectionString() && + (!wxStrcmp(pDbConfig->GetDsn(), pList->Dsn))) + { + // Found a free connection + pList->Free = false; + return(pList->PtrDb); + } + } } - if (!wxStrcmp(pDbConfig->GetDsn(), pList->Dsn) && - !wxStrcmp(pDbConfig->GetUserID(), pList->Uid) && - !wxStrcmp(pDbConfig->GetPassword(), pList->AuthStr)) - matchingDbConnection = pList->PtrDb; + if (pDbConfig->UseConnectionStr()) + { + if (!wxStrcmp(pDbConfig->GetConnectionStr(), pList->ConnectionStr)) + matchingDbConnection = pList->PtrDb; + } + else + { + if (!wxStrcmp(pDbConfig->GetDsn(), pList->Dsn) && + !wxStrcmp(pDbConfig->GetUserID(), pList->Uid) && + !wxStrcmp(pDbConfig->GetPassword(), pList->AuthStr)) + matchingDbConnection = pList->PtrDb; + } } // No available connections. A new connection must be made and @@ -3659,26 +4129,36 @@ wxDb WXDLLIMPEXP_ODBC *wxDbGetConnection(wxDbConnectInf *pDbConfig, bool FwdOnly } // Initialize new node in the linked list - pList->PtrNext = 0; - pList->Free = FALSE; - pList->Dsn = pDbConfig->GetDsn(); - pList->Uid = pDbConfig->GetUserID(); - pList->AuthStr = pDbConfig->GetPassword(); + pList->PtrNext = 0; + pList->Free = false; + pList->Dsn = pDbConfig->GetDsn(); + pList->Uid = pDbConfig->GetUserID(); + pList->AuthStr = pDbConfig->GetPassword(); + pList->ConnectionStr = pDbConfig->GetConnectionStr(); pList->PtrDb = new wxDb(pDbConfig->GetHenv(), FwdOnlyCursors); - bool opened = FALSE; + bool opened; if (!matchingDbConnection) - opened = pList->PtrDb->Open(pDbConfig->GetDsn(), pDbConfig->GetUserID(), pDbConfig->GetPassword()); + { + if (pDbConfig->UseConnectionStr()) + { + opened = pList->PtrDb->Open(pDbConfig->GetConnectionStr()); + } + else + { + opened = pList->PtrDb->Open(pDbConfig->GetDsn(), pDbConfig->GetUserID(), pDbConfig->GetPassword()); + } + } else opened = pList->PtrDb->Open(matchingDbConnection); // Connect to the datasource if (opened) { - pList->PtrDb->setCached(TRUE); // Prevent a user from deleting a cached connection - pList->PtrDb->SetSqlLogging(SQLLOGstate,SQLLOGfn,TRUE); + pList->PtrDb->setCached(true); // Prevent a user from deleting a cached connection + pList->PtrDb->SetSqlLogging(SQLLOGstate, SQLLOGfn, true); return(pList->PtrDb); } else // Unable to connect, destroy list item @@ -3686,11 +4166,12 @@ wxDb WXDLLIMPEXP_ODBC *wxDbGetConnection(wxDbConnectInf *pDbConfig, bool FwdOnly if (pList->PtrPrev) pList->PtrPrev->PtrNext = 0; else - PtrBegDbList = 0; // Empty list again - pList->PtrDb->CommitTrans(); // Commit any open transactions on wxDb object - pList->PtrDb->Close(); // Close the wxDb object - delete pList->PtrDb; // Deletes the wxDb object - delete pList; // Deletes the linked list object + PtrBegDbList = 0; // Empty list again + + pList->PtrDb->CommitTrans(); // Commit any open transactions on wxDb object + pList->PtrDb->Close(); // Close the wxDb object + delete pList->PtrDb; // Deletes the wxDb object + delete pList; // Deletes the linked list object return(0); } @@ -3706,11 +4187,11 @@ bool WXDLLIMPEXP_ODBC wxDbFreeConnection(wxDb *pDb) for (pList = PtrBegDbList; pList; pList = pList->PtrNext) { if (pList->PtrDb == pDb) // Found it, now free it!!! - return (pList->Free = TRUE); + return (pList->Free = true); } // Never found the database object, return failure - return(FALSE); + return false; } // wxDbFreeConnection() @@ -3726,7 +4207,7 @@ void WXDLLIMPEXP_ODBC wxDbCloseConnections(void) pNext = pList->PtrNext; // Save the pointer to next pList->PtrDb->CommitTrans(); // Commit any open transactions on wxDb object pList->PtrDb->Close(); // Close the wxDb object - pList->PtrDb->setCached(FALSE); // Allows deletion of the wxDb instance + pList->PtrDb->setCached(false); // Allows deletion of the wxDb instance delete pList->PtrDb; // Deletes the wxDb object delete pList; // Deletes the linked list object } @@ -3746,7 +4227,7 @@ int WXDLLIMPEXP_ODBC wxDbConnectionsInUse(void) // Scan the linked list counting db connections that are currently in use for (pList = PtrBegDbList; pList; pList = pList->PtrNext) { - if (pList->Free == FALSE) + if (pList->Free == false) cnt++; } @@ -3758,7 +4239,7 @@ int WXDLLIMPEXP_ODBC wxDbConnectionsInUse(void) /********** wxDbLogExtendedErrorMsg() **********/ // DEBUG ONLY function -const wxChar* WXDLLIMPEXP_ODBC wxDbLogExtendedErrorMsg(const wxChar *userText, +const wxChar WXDLLIMPEXP_ODBC *wxDbLogExtendedErrorMsg(const wxChar *userText, wxDb *pDb, const wxChar *ErrFile, int ErrLine) @@ -3788,11 +4269,11 @@ const wxChar* WXDLLIMPEXP_ODBC wxDbLogExtendedErrorMsg(const wxChar *userText, if (pDb->errorList[i]) { msg.Append(pDb->errorList[i]); - if (wxStrcmp(pDb->errorList[i],wxT("")) != 0) + if (wxStrcmp(pDb->errorList[i], wxEmptyString) != 0) msg.Append(wxT("\n")); // Clear the errmsg buffer so the next error will not // end up showing the previous error that have occurred - wxStrcpy(pDb->errorList[i],wxT("")); + wxStrcpy(pDb->errorList[i], wxEmptyString); } } msg += wxT("\n"); @@ -3806,20 +4287,20 @@ const wxChar* WXDLLIMPEXP_ODBC wxDbLogExtendedErrorMsg(const wxChar *userText, /********** wxDbSqlLog() **********/ bool wxDbSqlLog(wxDbSqlLogState state, const wxChar *filename) { - bool append = FALSE; + bool append = false; wxDbList *pList; for (pList = PtrBegDbList; pList; pList = pList->PtrNext) { if (!pList->PtrDb->SetSqlLogging(state,filename,append)) - return(FALSE); - append = TRUE; + return false; + append = true; } SQLLOGstate = state; SQLLOGfn = filename; - return(TRUE); + return true; } // wxDbSqlLog() @@ -3852,12 +4333,12 @@ int wxDbCreateDataSource(const wxString &driverName, const wxString &dsn, const // embedded nulls in strings setupStr.Printf(wxT("DSN=%s%cDescription=%s%cDefaultDir=%s%c"),dsn,2,description,2,defDir,2); - // Replace the separator from above with the '\0' seperator needed + // Replace the separator from above with the '\0' separator needed // by the SQLConfigDataSource() function int k; do { - k = setupStr.Find((wxChar)2,TRUE); + k = setupStr.Find((wxChar)2,true); if (k != wxNOT_FOUND) setupStr[(UINT)k] = wxT('\0'); } @@ -3908,20 +4389,22 @@ int wxDbCreateDataSource(const wxString &driverName, const wxString &dsn, const /********** wxDbGetDataSource() **********/ -bool wxDbGetDataSource(HENV henv, wxChar *Dsn, SWORD DsnMax, wxChar *DsDesc, - SWORD DsDescMax, UWORD direction) +bool wxDbGetDataSource(HENV henv, wxChar *Dsn, SWORD DsnMaxLength, wxChar *DsDesc, + SWORD DsDescMaxLength, UWORD direction) /* * Dsn and DsDesc will contain the data source name and data source * description upon return */ { SWORD cb1,cb2; + SWORD lengthDsn = (SWORD)(DsnMaxLength*sizeof(wxChar)); + SWORD lengthDsDesc = (SWORD)(DsDescMaxLength*sizeof(wxChar)); - if (SQLDataSources(henv, direction, (SQLTCHAR FAR *) Dsn, DsnMax, &cb1, - (SQLTCHAR FAR *) DsDesc, DsDescMax, &cb2) == SQL_SUCCESS) - return(TRUE); + if (SQLDataSources(henv, direction, (SQLTCHAR FAR *) Dsn, lengthDsn, &cb1, + (SQLTCHAR FAR *) DsDesc, lengthDsDesc, &cb2) == SQL_SUCCESS) + return true; else - return(FALSE); + return false; } // wxDbGetDataSource() @@ -3932,7 +4415,7 @@ bool wxDbGetDataSource(HENV henv, wxChar *Dsn, SWORD DsnMax, wxChar *DsDesc, ******************************************************************** * * The following functions are all DEPRECATED and are included for - * backward compatability reasons only + * backward compatibility reasons only * ******************************************************************** ********************************************************************/