X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/942e67c3a36319dbdb32df86a50b475c05900197..abfcca57dd0d805ceec9e19c4be207614d79252a:/src/common/db.cpp diff --git a/src/common/db.cpp b/src/common/db.cpp index a58740df04..c3957c35e6 100644 --- a/src/common/db.cpp +++ b/src/common/db.cpp @@ -34,53 +34,32 @@ // SYNOPSIS START // SYNOPSIS STOP */ +#ifdef __GNUG__ + #pragma implementation "db.h" +#endif #include "wx/wxprec.h" - -// Use this line for wxWindows v1.x -//#include "wx_ver.h" -// Use this line for wxWindows v2.x -#include "wx/version.h" - -#if wxMAJOR_VERSION == 2 - #ifdef __GNUG__ - #pragma implementation "db.h" - #endif +#ifdef __BORLANDC__ + #pragma hdrstop #endif #ifdef DBDEBUG_CONSOLE #include "wx/ioswrap.h" #endif -#ifdef __BORLANDC__ - #pragma hdrstop -#endif //__BORLANDC__ - -#if wxMAJOR_VERSION == 2 - #ifndef WX_PRECOMP - #include "wx/string.h" - #include "wx/object.h" - #include "wx/list.h" - #include "wx/utils.h" +#ifndef WX_PRECOMP + #include "wx/string.h" + #include "wx/object.h" + #include "wx/list.h" + #include "wx/utils.h" + #if wxUSE_GUI #include "wx/msgdlg.h" - #include "wx/log.h" #endif - #include "wx/filefn.h" - #include "wx/wxchar.h" -#endif - - -#if wxMAJOR_VERSION == 1 -# if defined(wx_msw) || defined(wx_x) -# ifdef WX_PRECOMP -# include "wx_prec.h" -# else -# include "wx.h" -# endif -# endif -# define wxUSE_ODBC 1 + #include "wx/log.h" #endif +#include "wx/filefn.h" +#include "wx/wxchar.h" #if wxUSE_ODBC @@ -90,11 +69,7 @@ #include #include -#if wxMAJOR_VERSION == 1 - #include "db.h" -#elif wxMAJOR_VERSION == 2 - #include "wx/db.h" -#endif +#include "wx/db.h" WXDLLEXPORT_DATA(wxDbList*) PtrBegDbList = 0; @@ -121,6 +96,7 @@ static wxString SQLLOGfn = SQL_LOG_FILENAME; // connection wxChar DBerrorList[DB_MAX_ERROR_HISTORY][DB_MAX_ERROR_MSG_LEN]; + // This type defines the return row-struct form // SQLTablePrivileges, and is used by wxDB::TablePrivileges. typedef struct @@ -138,30 +114,34 @@ typedef struct /********** wxDbConnectInf Constructor - form 1 **********/ wxDbConnectInf::wxDbConnectInf() { + Henv = 0; + freeHenvOnDestroy = FALSE; + Initialize(); } // Constructor /********** wxDbConnectInf Constructor - form 2 **********/ -wxDbConnectInf::wxDbConnectInf(HENV Henv, const wxString &Dsn, const wxString &UserID, - const wxString &Password, const wxString &DefaultDir, - const wxString &FileType, const wxString &Description) +wxDbConnectInf::wxDbConnectInf(HENV henv, const wxString &dsn, const wxString &userID, + const wxString &password, const wxString &defaultDir, + const wxString &fileType, const wxString &description) { - wxASSERT(Dsn.Length()); + Henv = 0; + freeHenvOnDestroy = FALSE; Initialize(); - if (Henv) - SetHenv(Henv); + if (henv) + SetHenv(henv); else AllocHenv(); - SetDsn(Dsn); - SetUserID(UserID); - SetPassword(Password); - SetDescription(Description); - SetFileType(FileType); - SetDefaultDir(DefaultDir); + SetDsn(dsn); + SetUserID(userID); + SetPassword(password); + SetDescription(description); + SetFileType(fileType); + SetDefaultDir(defaultDir); } // wxDbConnectInf Constructor @@ -180,6 +160,9 @@ bool wxDbConnectInf::Initialize() { freeHenvOnDestroy = FALSE; + if (freeHenvOnDestroy && Henv) + FreeHenv(); + Henv = 0; Dsn[0] = 0; Uid[0] = 0; @@ -243,7 +226,7 @@ void wxDbConnectInf::SetUserID(const wxString &uid) void wxDbConnectInf::SetPassword(const wxString &password) { wxASSERT(password.Length() < sizeof(AuthStr)); - + wxStrcpy(AuthStr,password); } // wxDbConnectInf::SetPassword() @@ -251,6 +234,18 @@ void wxDbConnectInf::SetPassword(const wxString &password) /********** wxDbColFor Constructor **********/ wxDbColFor::wxDbColFor() +{ + Initialize(); +} // wxDbColFor::wxDbColFor() + + +wxDbColFor::~wxDbColFor() +{ +} // wxDbColFor::~wxDbColFor() + + +/********** wxDbColFor::Initialize() **********/ +void wxDbColFor::Initialize() { s_Field.Empty(); int i; @@ -264,12 +259,7 @@ wxDbColFor::wxDbColFor() i_dbDataType = 0; i_sqlDataType = 0; Format(1,DB_DATA_TYPE_VARCHAR,0,0,0); // the Function that does the work -} // wxDbColFor::wxDbColFor() - - -wxDbColFor::~wxDbColFor() -{ -} // wxDbColFor::~wxDbColFor() +} // wxDbColFor::Initialize() /********** wxDbColFor::Format() **********/ @@ -306,6 +296,8 @@ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, i_dbDataType = DB_DATA_TYPE_VARCHAR; if (i_sqlDataType == SQL_REAL) i_dbDataType = DB_DATA_TYPE_FLOAT; + if (i_sqlDataType == SQL_C_BINARY) + i_dbDataType = DB_DATA_TYPE_BLOB; } if ((i_dbDataType == DB_DATA_TYPE_INTEGER) && (i_sqlDataType == SQL_C_DOUBLE)) @@ -350,6 +342,9 @@ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, s_Field = wxT("%02d/%02d/%04d %02d:%02d:%02d.%03d"); } break; + case DB_DATA_TYPE_BLOB: + 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); // break; @@ -358,8 +353,24 @@ int wxDbColFor::Format(int Nation, int dbDataType, SWORD sqlDataType, } // wxDbColFor::Format() + /********** wxDbColInf Constructor **********/ wxDbColInf::wxDbColInf() +{ + Initialize(); +} // wxDbColInf::wxDbColInf() + + +/********** wxDbColInf Destructor ********/ +wxDbColInf::~wxDbColInf() +{ + if (pColFor) + delete pColFor; + pColFor = NULL; +} // wxDbColInf::~wxDbColInf() + + +bool wxDbColInf::Initialize() { catalog[0] = 0; schema[0] = 0; @@ -379,26 +390,15 @@ wxDbColInf::wxDbColInf() FkCol = 0; FkTableName[0] = 0; pColFor = NULL; -} // wxDbColInf::wxDbColInf() - -/********** wxDbColInf Destructor ********/ -wxDbColInf::~wxDbColInf() -{ - if (pColFor) - delete pColFor; - pColFor = NULL; -} // wxDbColInf::~wxDbColInf() + return TRUE; +} // wxDbColInf::Initialize() /********** wxDbTableInf Constructor ********/ wxDbTableInf::wxDbTableInf() { - tableName[0] = 0; - tableType[0] = 0; - tableRemarks[0] = 0; - numCols = 0; - pColInf = NULL; + Initialize(); } // wxDbTableInf::wxDbTableInf() @@ -411,14 +411,23 @@ wxDbTableInf::~wxDbTableInf() } // wxDbTableInf::~wxDbTableInf() +bool wxDbTableInf::Initialize() +{ + tableName[0] = 0; + tableType[0] = 0; + tableRemarks[0] = 0; + numCols = 0; + pColInf = NULL; + + return TRUE; +} // wxDbTableInf::Initialize() + + /********** wxDbInf Constructor *************/ wxDbInf::wxDbInf() { - catalog[0] = 0; - schema[0] = 0; - numTables = 0; - pTableInf = NULL; -} // wxDbInf::wxDbFor() + Initialize(); +} // wxDbInf::wxDbInf() /********** wxDbInf Destructor *************/ @@ -430,18 +439,45 @@ wxDbInf::~wxDbInf() } // wxDbInf::~wxDbInf() -/********** wxDb Constructors **********/ -wxDb::wxDb(HENV &aHenv, bool FwdOnlyCursors) +/********** wxDbInf::Initialize() *************/ +bool wxDbInf::Initialize() +{ + catalog[0] = 0; + schema[0] = 0; + numTables = 0; + pTableInf = NULL; + + return TRUE; +} // wxDbInf::Initialize() + + +/********** wxDb Constructor **********/ +wxDb::wxDb(const HENV &aHenv, bool FwdOnlyCursors) { // Copy the HENV into the db class henv = aHenv; fwdOnlyCursors = FwdOnlyCursors; - Initialize(); + + initialize(); } // wxDb::wxDb() -/********** wxDb::Initialize() **********/ -void wxDb::Initialize() +/********** wxDb Destructor **********/ +wxDb::~wxDb() +{ + wxASSERT_MSG(!IsCached(),wxT("Cached connections must not be manually deleted, use\nwxDbFreeConnection() or wxDbCloseConnections().")); + + if (IsOpen()) + { + Close(); + } +} // wxDb destructor + + + +/********** PRIVATE! wxDb::initialize PRIVATE! **********/ +/********** wxDb::initialize() **********/ +void wxDb::initialize() /* * Private member function that sets all wxDb member variables to * known values at creation of the wxDb @@ -454,11 +490,11 @@ void wxDb::Initialize() nTables = 0; dbmsType = dbmsUNIDENTIFIED; - wxStrcpy(sqlState,wxT("")); - wxStrcpy(errorMsg,wxT("")); + wxStrcpy(sqlState,wxEmptyString); + wxStrcpy(errorMsg,wxEmptyString); nativeError = cbErrorMsg = 0; for (i = 0; i < DB_MAX_ERROR_HISTORY; i++) - wxStrcpy(errorList[i], wxT("")); + wxStrcpy(errorList[i], wxEmptyString); // Init typeInf structures typeInfVarchar.TypeName.Empty(); @@ -485,6 +521,12 @@ void wxDb::Initialize() typeInfDate.CaseSensitive = 0; typeInfDate.MaximumScale = 0; + typeInfBlob.TypeName.Empty(); + typeInfBlob.FsqlType = 0; + typeInfBlob.Precision = 0; + typeInfBlob.CaseSensitive = 0; + typeInfBlob.MaximumScale = 0; + // Error reporting is turned OFF by default silent = TRUE; @@ -497,7 +539,8 @@ void wxDb::Initialize() // Mark database as not open as of yet dbIsOpen = FALSE; -} // wxDb::Initialize() + dbIsCached = FALSE; +} // wxDb::initialize() /********** PRIVATE! wxDb::convertUserID PRIVATE! **********/ @@ -560,25 +603,16 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt (UCHAR FAR *) uid.c_str(), SQL_NTS, (UCHAR FAR *) authStr.c_str(), SQL_NTS); -/* - if (retcode == SQL_SUCCESS_WITH_INFO) - DispAllErrors(henv, hdbc); - else if (retcode != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc)); - - if (retcode == SQL_ERROR) - return(DispAllErrors(henv, hdbc)); -*/ - if ((retcode != SQL_SUCCESS) && + if ((retcode != SQL_SUCCESS) && (retcode != SQL_SUCCESS_WITH_INFO)) - return(DispAllErrors(henv, hdbc)); + return(DispAllErrors(henv, hdbc)); /* If using Intersolv branded ODBC drivers, this is the place where you would substitute your branded driver license information - SQLSetConnectOption(hdbc, 1041, (UDWORD) wxT("")); - SQLSetConnectOption(hdbc, 1042, (UDWORD) wxT("")); + SQLSetConnectOption(hdbc, 1041, (UDWORD) wxEmptyString); + SQLSetConnectOption(hdbc, 1042, (UDWORD) wxEmptyString); */ // Mark database as open @@ -599,7 +633,7 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt // Query the data source regarding data type information // - // The way I determined which SQL data types to use was by calling SQLGetInfo + // The way it was determined which SQL data types to use was by calling SQLGetInfo // 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 @@ -648,7 +682,6 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt // Float if (!getDataTypeInfo(SQL_DOUBLE,typeInfFloat)) - if (!getDataTypeInfo(SQL_REAL,typeInfFloat)) if (!getDataTypeInfo(SQL_FLOAT,typeInfFloat)) if (!getDataTypeInfo(SQL_DECIMAL,typeInfFloat)) @@ -681,7 +714,7 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt // Date/Time if (Dbms() != dbmsDBASE) { - if (! getDataTypeInfo(SQL_TIMESTAMP,typeInfDate)) + if (!getDataTypeInfo(SQL_TIMESTAMP,typeInfDate)) return(FALSE); else typeInfDate.FsqlType = SQL_TIMESTAMP; @@ -694,11 +727,24 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt typeInfDate.FsqlType = SQL_DATE; } + if (!getDataTypeInfo(SQL_LONGVARBINARY, typeInfBlob)) + { + if (!getDataTypeInfo(SQL_VARBINARY,typeInfBlob)) + return(FALSE); + else + typeInfBlob.FsqlType = SQL_VARBINARY; + } + else + typeInfBlob.FsqlType = SQL_LONGVARBINARY; + +//typeInfBlob.TypeName = "BLOB"; + #ifdef DBDEBUG_CONSOLE cout << wxT("VARCHAR DATA TYPE: ") << typeInfVarchar.TypeName << endl; cout << wxT("INTEGER DATA TYPE: ") << typeInfInteger.TypeName << endl; cout << wxT("FLOAT DATA TYPE: ") << typeInfFloat.TypeName << endl; cout << wxT("DATE DATA TYPE: ") << typeInfDate.TypeName << endl; + cout << wxT("BLOB DATA TYPE: ") << typeInfBlob.TypeName << endl; cout << endl; #endif @@ -708,6 +754,13 @@ bool wxDb::Open(const wxString &Dsn, const wxString &Uid, const wxString &AuthSt } // wxDb::Open() +bool wxDb::Open(wxDbConnectInf *dbConnectInf) +{ + return Open(dbConnectInf->GetDsn(), dbConnectInf->GetUserID(), + dbConnectInf->GetPassword()); +} // wxDb::Open() + + bool wxDb::Open(wxDb *copyDb) { dsn = copyDb->GetDatasourceName(); @@ -735,15 +788,15 @@ bool wxDb::Open(wxDb *copyDb) (UCHAR FAR *) uid.c_str(), SQL_NTS, (UCHAR FAR *) authStr.c_str(), SQL_NTS); - if (retcode == SQL_ERROR) - return(DispAllErrors(henv, hdbc)); + if (retcode == SQL_ERROR) + return(DispAllErrors(henv, hdbc)); /* If using Intersolv branded ODBC drivers, this is the place where you would substitute your branded driver license information - SQLSetConnectOption(hdbc, 1041, (UDWORD) wxT("")); - SQLSetConnectOption(hdbc, 1042, (UDWORD) wxT("")); + SQLSetConnectOption(hdbc, 1041, (UDWORD) wxEmptyString); + SQLSetConnectOption(hdbc, 1042, (UDWORD) wxEmptyString); */ // Mark database as open @@ -819,11 +872,19 @@ bool wxDb::Open(wxDb *copyDb) typeInfDate.CaseSensitive = copyDb->typeInfDate.CaseSensitive; typeInfDate.MaximumScale = copyDb->typeInfDate.MaximumScale; + // Blob + typeInfBlob.FsqlType = copyDb->typeInfBlob.FsqlType; + typeInfBlob.TypeName = copyDb->typeInfBlob.TypeName; + typeInfBlob.Precision = copyDb->typeInfBlob.Precision; + typeInfBlob.CaseSensitive = copyDb->typeInfBlob.CaseSensitive; + typeInfBlob.MaximumScale = copyDb->typeInfBlob.MaximumScale; + #ifdef DBDEBUG_CONSOLE cout << wxT("VARCHAR DATA TYPE: ") << typeInfVarchar.TypeName << endl; cout << wxT("INTEGER DATA TYPE: ") << typeInfInteger.TypeName << endl; cout << wxT("FLOAT DATA TYPE: ") << typeInfFloat.TypeName << endl; cout << wxT("DATE DATA TYPE: ") << typeInfDate.TypeName << endl; + cout << wxT("BLOB DATA TYPE: ") << typeInfBlob.TypeName << endl; cout << endl; #endif @@ -847,7 +908,7 @@ bool wxDb::setConnectionOptions(void) SQLSetConnectOption(hdbc, SQL_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF); SQLSetConnectOption(hdbc, SQL_OPT_TRACE, SQL_OPT_TRACE_OFF); -// SQLSetConnectOption(hdbc, SQL_TXN_ISOLATION, SQL_TXN_READ_COMMITTED); // No dirty reads +// 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 // call to SQLSetConnectOption() is needed to force SQL Server to preserve cursors @@ -1335,7 +1396,7 @@ void wxDb::Close(void) { 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,s2); + wxLogDebug (s.c_str(),s2.c_str()); } pNode = pNode->Next(); } @@ -1346,7 +1407,7 @@ void wxDb::Close(void) for (i = 0; i < DB_MAX_ERROR_HISTORY; i++) wxStrcpy(DBerrorList[i], errorList[i]); - dbmsType = dbmsUNIDENTIFIED; + dbmsType = dbmsUNIDENTIFIED; dbIsOpen = FALSE; } // wxDb::Close() @@ -1419,7 +1480,7 @@ 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() @@ -1714,7 +1775,7 @@ bool wxDb::Grant(int privileges, const wxString &tableName, const wxString &user } sqlStmt += wxT(" ON "); - sqlStmt += tableName; + sqlStmt += SQLTableName(tableName); sqlStmt += wxT(" TO "); sqlStmt += userList; @@ -1801,7 +1862,7 @@ bool wxDb::DropView(const wxString &viewName) } // Commit the transaction - if (! CommitTrans()) + if (!CommitTrans()) return(FALSE); return TRUE; @@ -1812,9 +1873,16 @@ bool wxDb::DropView(const wxString &viewName) /********** wxDb::ExecSql() **********/ bool wxDb::ExecSql(const wxString &pSqlStmt) { + RETCODE retcode; + SQLFreeStmt(hstmt, SQL_CLOSE); - if (SQLExecDirect(hstmt, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS) == SQL_SUCCESS) + + retcode = SQLExecDirect(hstmt, (UCHAR FAR *) pSqlStmt.c_str(), SQL_NTS); + if (retcode == SQL_SUCCESS || + (Dbms() == dbmsDB2 && (retcode == SQL_SUCCESS_WITH_INFO || retcode == SQL_NO_DATA_FOUND))) + { return(TRUE); + } else { DispAllErrors(henv, hdbc, hstmt); @@ -1856,7 +1924,7 @@ bool wxDb::GetData(UWORD colNo, SWORD cType, PTR pData, SDWORD maxLen, SDWORD FA /********** wxDb::GetKeyFields() **********/ -int wxDb::GetKeyFields(const wxString &tableName, wxDbColInf* colInf, int noCols) +int wxDb::GetKeyFields(const wxString &tableName, wxDbColInf* colInf, UWORD noCols) { wxChar szPkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Primary key table name */ wxChar szFkTable[DB_MAX_TABLE_NAME_LEN+1]; /* Foreign key table name */ @@ -1866,7 +1934,7 @@ int wxDb::GetKeyFields(const wxString &tableName, wxDbColInf* colInf, int noCols wxChar szFkCol[DB_MAX_COLUMN_NAME_LEN+1]; /* Foreign key column */ SQLRETURN retcode; SDWORD cb; - int i; + SWORD i; wxString tempStr; /* * ----------------------------------------------------------------------- @@ -2024,8 +2092,8 @@ wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID) * to avoid undesired unbinding of columns. */ { - int noCols = 0; - int colNo = 0; + UWORD noCols = 0; + UWORD colNo = 0; wxDbColInf *colInf = 0; RETCODE retcode; @@ -2051,8 +2119,8 @@ wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID) if (!colInf) break; // Mark the end of the array - wxStrcpy(colInf[noCols].tableName,wxT("")); - wxStrcpy(colInf[noCols].colName,wxT("")); + wxStrcpy(colInf[noCols].tableName,wxEmptyString); + wxStrcpy(colInf[noCols].colName,wxEmptyString); colInf[noCols].sqlDataType = 0; } // Loop through each table name @@ -2135,13 +2203,14 @@ wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID) #endif colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR; } - else if (!wxStricmp(typeInfInteger.TypeName,colInf[colNo].typeName)) + else if (!wxStricmp(typeInfInteger.TypeName, colInf[colNo].typeName)) colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER; - else if (!wxStricmp(typeInfFloat.TypeName,colInf[colNo].typeName)) + else if (!wxStricmp(typeInfFloat.TypeName, colInf[colNo].typeName)) colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT; - else if (!wxStricmp(typeInfDate.TypeName,colInf[colNo].typeName)) + else if (!wxStricmp(typeInfDate.TypeName, colInf[colNo].typeName)) colInf[colNo].dbDataType = DB_DATA_TYPE_DATE; - + else if (!wxStricmp(typeInfBlob.TypeName, colInf[colNo].typeName)) + colInf[colNo].dbDataType = DB_DATA_TYPE_BLOB; colNo++; } } @@ -2165,7 +2234,7 @@ wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID) /********** wxDb::GetColumns() **********/ -wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxChar *userID) +wxDbColInf *wxDb::GetColumns(const wxString &tableName, UWORD *numCols, const wxChar *userID) // // Same as the above GetColumns() function except this one gets columns // only for a single table, and if 'numCols' is not NULL, the number of @@ -2181,8 +2250,8 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh // to avoid undesired unbinding of columns. { - int noCols = 0; - int colNo = 0; + UWORD noCols = 0; + UWORD colNo = 0; wxDbColInf *colInf = 0; RETCODE retcode; @@ -2208,8 +2277,8 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh if (!colInf) break; // Mark the end of the array - wxStrcpy(colInf[noCols].tableName, wxT("")); - wxStrcpy(colInf[noCols].colName, wxT("")); + wxStrcpy(colInf[noCols].tableName, wxEmptyString); + wxStrcpy(colInf[noCols].colName, wxEmptyString); colInf[noCols].sqlDataType = 0; } @@ -2292,7 +2361,7 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh // Determine the wxDb data type that is used to represent the native data type of this data source colInf[colNo].dbDataType = 0; - if (!wxStricmp(typeInfVarchar.TypeName,colInf[colNo].typeName)) + if (!wxStricmp(typeInfVarchar.TypeName, colInf[colNo].typeName)) { #ifdef _IODBC_ // IODBC does not return a correct columnSize, so we set @@ -2306,12 +2375,14 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh colInf[colNo].dbDataType = DB_DATA_TYPE_VARCHAR; } - else if (!wxStricmp(typeInfInteger.TypeName,colInf[colNo].typeName)) + else if (!wxStricmp(typeInfInteger.TypeName, colInf[colNo].typeName)) colInf[colNo].dbDataType = DB_DATA_TYPE_INTEGER; - else if (!wxStricmp(typeInfFloat.TypeName,colInf[colNo].typeName)) + else if (!wxStricmp(typeInfFloat.TypeName, colInf[colNo].typeName)) colInf[colNo].dbDataType = DB_DATA_TYPE_FLOAT; - else if (!wxStricmp(typeInfDate.TypeName,colInf[colNo].typeName)) + else if (!wxStricmp(typeInfDate.TypeName, colInf[colNo].typeName)) colInf[colNo].dbDataType = DB_DATA_TYPE_DATE; + else if (!wxStricmp(typeInfBlob.TypeName, colInf[colNo].typeName)) + colInf[colNo].dbDataType = DB_DATA_TYPE_BLOB; colNo++; } @@ -2364,7 +2435,7 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh typedef struct { - int noCols; + UWORD noCols; wxDbColInf *colInf; } _TableColumns; @@ -2375,7 +2446,7 @@ wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID) // The last array element of the tableName[] argument must be zero (null). // This is how the end of the array is detected. - int noCols = 0; + UWORD noCols = 0; // How many tables ? int tbl; @@ -2398,8 +2469,8 @@ wxDbColInf *wxDb::GetColumns(wxChar *tableName[], const wxChar *userID) wxDbColInf *colInf = new wxDbColInf[noCols+1]; // Mark the end of the array - wxStrcpy(colInf[noCols].tableName, wxT("")); - wxStrcpy(colInf[noCols].colName, wxT("")); + wxStrcpy(colInf[noCols].tableName, wxEmptyString); + wxStrcpy(colInf[noCols].colName, wxEmptyString); colInf[noCols].sqlDataType = 0; // Merge ... @@ -2434,8 +2505,8 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh // by this function. This function should use its own wxDb instance // to avoid undesired unbinding of columns. { - SWORD noCols = 0; - int colNo = 0; + UWORD noCols = 0; + UWORD colNo = 0; wxDbColInf *colInf = 0; RETCODE retcode; @@ -2461,8 +2532,8 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh if (!colInf) break; // Mark the end of the array - wxStrcpy(colInf[noCols].tableName, wxT("")); - wxStrcpy(colInf[noCols].colName, wxT("")); + wxStrcpy(colInf[noCols].tableName, wxEmptyString); + wxStrcpy(colInf[noCols].colName, wxEmptyString); colInf[noCols].sqlDataType = 0; } @@ -2569,6 +2640,9 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh case SQL_DATE: colInf[colNo].dbDataType = DB_DATA_TYPE_DATE; break; + case SQL_BINARY: + colInf[colNo].dbDataType = DB_DATA_TYPE_BLOB; + break; #ifdef __WXDEBUG__ default: wxString errMsg; @@ -2604,7 +2678,7 @@ wxDbColInf *wxDb::GetColumns(const wxString &tableName, int *numCols, const wxCh // Build a generic SELECT statement which returns 0 rows wxString Stmt; - Stmt.Printf(wxT("select * from %s where 0=1"), tableName); + Stmt.Printf(wxT("select * from \"%s\" where 0=1"), tableName); // Execute query if (SQLExecDirect(hstmt, (UCHAR FAR *) Stmt.c_str(), SQL_NTS) != SQL_SUCCESS) @@ -2692,7 +2766,7 @@ int wxDb::GetColumnCount(const wxString &tableName, const wxChar *userID) * to avoid undesired unbinding of columns. */ { - int noCols = 0; + UWORD noCols = 0; RETCODE retcode; @@ -2897,7 +2971,7 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) wxChar colName[DB_MAX_COLUMN_NAME_LEN+1]; SWORD sqlDataType; wxChar typeName[30+1]; - SWORD precision, length; + SDWORD precision, length; FILE *fp = fopen(fileName.c_str(),wxT("wt")); if (fp == NULL) @@ -2911,6 +2985,7 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) if (!UserID.IsEmpty() && Dbms() != dbmsMY_SQL && Dbms() != dbmsACCESS && + Dbms() != dbmsINTERBASE && Dbms() != dbmsMS_SQL_SERVER) { retcode = SQLColumns(hstmt, @@ -2938,8 +3013,12 @@ bool wxDb::Catalog(const wxChar *userID, const wxString &fileName) tblNameSave.Empty(); int cnt = 0; - while ((retcode = SQLFetch(hstmt)) == SQL_SUCCESS) + while (TRUE) { + retcode = SQLFetch(hstmt); + if (retcode != SQL_SUCCESS && retcode != SQL_SUCCESS_WITH_INFO) + break; + if (wxStrcmp(tblName, tblNameSave.c_str())) { if (cnt) @@ -2960,12 +3039,12 @@ 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_SSHORT,(UCHAR *)&precision, 0, &cb); - GetData(8,SQL_C_SSHORT,(UCHAR *)&length, 0, &cb); + 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 %9d %9d\n"), tblName, colName, sqlDataType, typeName, precision, length); @@ -2991,7 +3070,7 @@ 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. @@ -3037,7 +3116,10 @@ bool wxDb::TableExists(const wxString &tableName, const wxChar *userID, const wx if (!UserID.IsEmpty() && Dbms() != dbmsMY_SQL && Dbms() != dbmsACCESS && - Dbms() != dbmsMS_SQL_SERVER) + Dbms() != dbmsMS_SQL_SERVER && + Dbms() != dbmsDB2 && + Dbms() != dbmsINTERBASE && + Dbms() != dbmsPERVASIVE_SQL) { retcode = SQLTables(hstmt, NULL, 0, // All qualifiers @@ -3086,8 +3168,9 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons wxString TableName; - wxString UserID; + wxString UserID,Schema; convertUserID(userID,UserID); + convertUserID(schema,Schema); TableName = tableName; // Oracle and Interbase table names are uppercase only, so force @@ -3098,18 +3181,23 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons SQLFreeStmt(hstmt, SQL_CLOSE); - if (!schema) + // 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() && + Dbms() != dbmsMY_SQL && + Dbms() != dbmsACCESS && + Dbms() != dbmsMS_SQL_SERVER) { retcode = SQLTablePrivileges(hstmt, NULL, 0, // Catalog - NULL, 0, // Schema + (UCHAR FAR *)Schema.c_str(), SQL_NTS, // Schema (UCHAR FAR *)TableName.c_str(), SQL_NTS); } else { retcode = SQLTablePrivileges(hstmt, NULL, 0, // Catalog - (UCHAR FAR *)schema, SQL_NTS, // Schema + NULL, 0, // Schema (UCHAR FAR *)TableName.c_str(), SQL_NTS); } @@ -3120,30 +3208,35 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons if ((retcode != SQL_SUCCESS) && (retcode != SQL_SUCCESS_WITH_INFO)) return(DispAllErrors(henv, hdbc, hstmt)); + 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) - return(DispAllErrors(henv, hdbc, hstmt)); + failed = TRUE; - if (SQLGetData(hstmt, 2, SQL_C_CHAR, (UCHAR*) result.tableOwner, sizeof(result.tableOwner), &cbRetVal) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc, hstmt)); + if (!failed && SQLGetData(hstmt, 2, SQL_C_CHAR, (UCHAR*) result.tableOwner, sizeof(result.tableOwner), &cbRetVal) != SQL_SUCCESS) + failed = TRUE; - if (SQLGetData(hstmt, 3, SQL_C_CHAR, (UCHAR*) result.tableName, sizeof(result.tableName), &cbRetVal) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc, hstmt)); + if (!failed && SQLGetData(hstmt, 3, SQL_C_CHAR, (UCHAR*) result.tableName, sizeof(result.tableName), &cbRetVal) != SQL_SUCCESS) + failed = TRUE; - if (SQLGetData(hstmt, 4, SQL_C_CHAR, (UCHAR*) result.grantor, sizeof(result.grantor), &cbRetVal) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc, hstmt)); + if (!failed && SQLGetData(hstmt, 4, SQL_C_CHAR, (UCHAR*) result.grantor, sizeof(result.grantor), &cbRetVal) != SQL_SUCCESS) + failed = TRUE; - if (SQLGetData(hstmt, 5, SQL_C_CHAR, (UCHAR*) result.grantee, sizeof(result.grantee), &cbRetVal) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc, hstmt)); + if (!failed && SQLGetData(hstmt, 5, SQL_C_CHAR, (UCHAR*) result.grantee, sizeof(result.grantee), &cbRetVal) != SQL_SUCCESS) + failed = TRUE; - if (SQLGetData(hstmt, 6, SQL_C_CHAR, (UCHAR*) result.privilege, sizeof(result.privilege), &cbRetVal) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc, hstmt)); + if (!failed && SQLGetData(hstmt, 6, SQL_C_CHAR, (UCHAR*) result.privilege, sizeof(result.privilege), &cbRetVal) != SQL_SUCCESS) + failed = TRUE; - if (SQLGetData(hstmt, 7, SQL_C_CHAR, (UCHAR*) result.grantable, sizeof(result.grantable), &cbRetVal) != SQL_SUCCESS) - return(DispAllErrors(henv, hdbc, hstmt)); + if (!failed && SQLGetData(hstmt, 7, SQL_C_CHAR, (UCHAR*) result.grantable, sizeof(result.grantable), &cbRetVal) != SQL_SUCCESS) + failed = TRUE; + if (failed) + { + return(DispAllErrors(henv, hdbc, hstmt)); + } #ifdef DBDEBUG_CONSOLE fprintf(stderr,wxT("Scanning %s privilege on table %s.%s granted by %s to %s\n"), result.privilege,result.tableOwner,result.tableName, @@ -3179,6 +3272,34 @@ bool wxDb::TablePrivileges(const wxString &tableName, const wxString &priv, cons } // wxDb::TablePrivileges +const wxString wxDb::SQLTableName(const char *tableName) +{ + wxString TableName; + + if (Dbms() == dbmsACCESS) + TableName = '"'; + TableName += tableName; + if (Dbms() == dbmsACCESS) + TableName += '"'; + + return TableName; +} // wxDb::SQLTableName() + + +const wxString wxDb::SQLColumnName(const char *colName) +{ + wxString ColName; + + if (Dbms() == dbmsACCESS) + ColName = '"'; + ColName += colName; + if (Dbms() == dbmsACCESS) + ColName += '"'; + + return ColName; +} // wxDb::SQLColumnName() + + /********** wxDb::SetSqlLogging() **********/ bool wxDb::SetSqlLogging(wxDbSqlLogState state, const wxString &filename, bool append) { @@ -3281,7 +3402,16 @@ wxDBMS wxDb::Dbms(void) * * DB2 * - Primary keys must be declared as NOT NULL + * - Table and index names must not be longer than 13 characters in length (technically + * table names can be up to 18 characters, but the primary index is created using the + * base table name plus "_PIDX", so the limit if the table has a primary index is 13. + * + * PERVASIVE SQL * + * INTERBASE + * - Columns that are part of primary keys must be defined as being NOT NULL + * when they are created. Some code is added in ::CreateIndex to try to adjust the + * column definition if it is not defined correctly, but it is experimental */ { // Should only need to do this once for each new database connection @@ -3314,9 +3444,9 @@ wxDBMS wxDb::Dbms(void) { if (!wxStrncmp(dbInf.driverName, wxT("oplodbc"), 7) || !wxStrncmp(dbInf.driverName, wxT("OLOD"), 4)) - return ((wxDBMS)(dbmsMS_SQL_SERVER)); - else - return ((wxDBMS)(dbmsType = dbmsSYBASE_ASE)); + return ((wxDBMS)(dbmsMS_SQL_SERVER)); + else + return ((wxDBMS)(dbmsType = dbmsSYBASE_ASE)); } if (!wxStricmp(dbInf.dbmsName,wxT("Microsoft SQL Server"))) @@ -3326,6 +3456,10 @@ wxDBMS wxDb::Dbms(void) if (!wxStricmp(dbInf.dbmsName,wxT("PostgreSQL"))) // v6.5.0 return((wxDBMS)(dbmsType = dbmsPOSTGRES)); + baseName[9] = 0; + if (!wxStricmp(dbInf.dbmsName,wxT("Pervasive"))) + return((wxDBMS)(dbmsType = dbmsPERVASIVE_SQL)); + baseName[8] = 0; if (!wxStricmp(baseName,wxT("Informix"))) return((wxDBMS)(dbmsType = dbmsINFORMIX)); @@ -3365,54 +3499,57 @@ 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; - + wxString dataTypeName; - wxString sqlStmt; + wxString sqlStmt; wxString alterSlashModify; - switch(dataType) - { - case DB_DATA_TYPE_VARCHAR : - dataTypeName = typeInfVarchar.TypeName; - break; - case DB_DATA_TYPE_INTEGER : - dataTypeName = typeInfInteger.TypeName; - break; - case DB_DATA_TYPE_FLOAT : - dataTypeName = typeInfFloat.TypeName; - break; - case DB_DATA_TYPE_DATE : - dataTypeName = typeInfDate.TypeName; - break; - default: - return FALSE; - } - - // Set the modify or alter syntax depending on the type of database connected to - switch (Dbms()) - { - case dbmsORACLE : - alterSlashModify = "MODIFY"; - break; - case dbmsMS_SQL_SERVER : - alterSlashModify = "ALTER COLUMN"; - break; - case dbmsUNIDENTIFIED : + switch(dataType) + { + case DB_DATA_TYPE_VARCHAR : + dataTypeName = typeInfVarchar.TypeName; + break; + case DB_DATA_TYPE_INTEGER : + dataTypeName = typeInfInteger.TypeName; + break; + case DB_DATA_TYPE_FLOAT : + dataTypeName = typeInfFloat.TypeName; + break; + case DB_DATA_TYPE_DATE : + dataTypeName = typeInfDate.TypeName; + break; + case DB_DATA_TYPE_BLOB : + dataTypeName = typeInfBlob.TypeName; + break; + default: + return FALSE; + } + + // Set the modify or alter syntax depending on the type of database connected to + switch (Dbms()) + { + case dbmsORACLE : + alterSlashModify = "MODIFY"; + break; + case dbmsMS_SQL_SERVER : + alterSlashModify = "ALTER COLUMN"; + break; + case dbmsUNIDENTIFIED : return FALSE; - case dbmsSYBASE_ASA : - case dbmsSYBASE_ASE : - case dbmsMY_SQL : - case dbmsPOSTGRES : - case dbmsACCESS : - case dbmsDBASE : - default : - alterSlashModify = "MODIFY"; - break; - } - - // create the SQL statement - sqlStmt.Printf(wxT("ALTER TABLE %s %s %s %s"), tableName.c_str(), alterSlashModify.c_str(), - columnName.c_str(), dataTypeName.c_str()); + case dbmsSYBASE_ASA : + case dbmsSYBASE_ASE : + case dbmsMY_SQL : + case dbmsPOSTGRES : + case dbmsACCESS : + case dbmsDBASE : + default : + alterSlashModify = "MODIFY"; + break; + } + + // create the SQL statement + sqlStmt.Printf(wxT("ALTER TABLE \"%s\" \"%s\" \"%s\" %s"), tableName.c_str(), alterSlashModify.c_str(), + columnName.c_str(), dataTypeName.c_str()); // For varchars only, append the size of the column if (dataType == DB_DATA_TYPE_VARCHAR) @@ -3429,7 +3566,7 @@ bool wxDb::ModifyColumn(const wxString &tableName, const wxString &columnName, sqlStmt += optionalParam; } - return ExecSql(sqlStmt); + return ExecSql(sqlStmt); } // wxDb::ModifyColumn() @@ -3487,11 +3624,11 @@ wxDb WXDLLEXPORT *wxDbGetConnection(wxDbConnectInf *pDbConfig, bool FwdOnlyCurso // Initialize new node in the linked list pList->PtrNext = 0; pList->Free = FALSE; - pList->Dsn = pDbConfig->GetDsn(); //glt - will this assignment work? + pList->Dsn = pDbConfig->GetDsn(); pList->Uid = pDbConfig->GetUserID(); pList->AuthStr = pDbConfig->GetPassword(); - pList->PtrDb = new wxDb((HENV)pDbConfig->GetHenvAddress(),FwdOnlyCursors); + pList->PtrDb = new wxDb(pDbConfig->GetHenv(), FwdOnlyCursors); bool opened = FALSE; @@ -3503,6 +3640,7 @@ wxDb WXDLLEXPORT *wxDbGetConnection(wxDbConnectInf *pDbConfig, bool FwdOnlyCurso // Connect to the datasource if (opened) { + pList->PtrDb->setCached(TRUE); // Prevent a user from deleting a cached connection pList->PtrDb->SetSqlLogging(SQLLOGstate,SQLLOGfn,TRUE); return(pList->PtrDb); } @@ -3551,6 +3689,7 @@ void WXDLLEXPORT 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 delete pList->PtrDb; // Deletes the wxDb object delete pList; // Deletes the linked list object } @@ -3579,6 +3718,52 @@ int WXDLLEXPORT wxDbConnectionsInUse(void) } // wxDbConnectionsInUse() + +/********** wxDbLogExtendedErrorMsg() **********/ +// DEBUG ONLY function +const wxChar WXDLLEXPORT *wxDbLogExtendedErrorMsg(const wxChar *userText, wxDb *pDb, + char *ErrFile, int ErrLine) +{ + static wxString msg; + msg = userText; + + wxString tStr; + + if (ErrFile || ErrLine) + { + msg += wxT("File: "); + msg += ErrFile; + msg += wxT(" Line: "); + tStr.Printf(wxT("%d"),ErrLine); + msg += tStr.c_str(); + msg += wxT("\n"); + } + + msg.Append (wxT("\nODBC errors:\n")); + msg += wxT("\n"); + + // Display errors for this connection + int i; + for (i = 0; i < DB_MAX_ERROR_HISTORY; i++) + { + if (pDb->errorList[i]) + { + msg.Append(pDb->errorList[i]); + if (wxStrcmp(pDb->errorList[i],wxT("")) != 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("")); + } + } + msg += wxT("\n"); + + wxLogDebug(msg.c_str()); + + return msg.c_str(); +} // wxDbLogExtendedErrorMsg() + + /********** wxDbSqlLog() **********/ bool wxDbSqlLog(wxDbSqlLogState state, const wxChar *filename) {