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[wxWidgets.git] / src / common / dbtable.cpp

diff --git a/src/common/dbtable.cpp b/src/common/dbtable.cpp
index 7ec54cbc703f2349f469ccf415057581f7c9e17f..384310ce8c49da69c8b04fc7c3073671d7921a2b 100644 (file)
--- a/src/common/dbtable.cpp
+++ b/src/common/dbtable.cpp
@@ -35,7 +35,11 @@
 #endif
 
 #ifdef DBDEBUG_CONSOLE
-    #include "iostream.h"
+#if wxUSE_IOSTREAMH
+    #include <iostream.h>
+#else
+    #include <iostream>
+#endif
     #include "wx/ioswrap.h"
 #endif
 
@@ -524,15 +528,16 @@ bool wxDbTable::bindUpdateParams(void)
 /********** wxDbTable::bindCols() **********/
 bool wxDbTable::bindCols(HSTMT cursor)
 {
+    static SDWORD cb;
+
     // Bind each column of the table to a memory address for fetching data
     UWORD i;
     for (i = 0; i < noCols; i++)
     {
+        cb = colDefs[i].CbValue;
         if (SQLBindCol(cursor, (UWORD)(i+1), colDefs[i].SqlCtype, (UCHAR*) colDefs[i].PtrDataObj,
-                       colDefs[i].SzDataObj, &colDefs[i].CbValue ) != SQL_SUCCESS)
-        {
+                       colDefs[i].SzDataObj, &cb ) != SQL_SUCCESS)
           return (pDb->DispAllErrors(henv, hdbc, cursor));
-        }
     }
 
     // Completed successfully
@@ -763,7 +768,8 @@ bool wxDbTable::Open(bool checkPrivileges, bool checkTableExists)
     if (!queryOnly && noCols > 0)
     {
         bool needComma = FALSE;
-        sqlStmt.Printf(wxT("INSERT INTO %s ("), pDb->SQLTableName(tableName.c_str()));
+        sqlStmt.Printf(wxT("INSERT INTO %s ("),
+                       pDb->SQLTableName(tableName.c_str()).c_str());
         for (i = 0; i < noCols; i++)
         {
             if (! colDefs[i].InsertAllowed)
@@ -915,11 +921,13 @@ void wxDbTable::BuildDeleteStmt(wxString &pSqlStmt, int typeOfDel, const wxStrin
     // delete all records from the database in this case.
     if (typeOfDel == DB_DEL_WHERE && (pWhereClause.Length() == 0))
     {
-        pSqlStmt.Printf(wxT("DELETE FROM %s"), pDb->SQLTableName(tableName.c_str()));
+        pSqlStmt.Printf(wxT("DELETE FROM %s"),
+                        pDb->SQLTableName(tableName.c_str()).c_str());
         return;
     }
 
-    pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "), pDb->SQLTableName(tableName.c_str()));
+    pSqlStmt.Printf(wxT("DELETE FROM %s WHERE "),
+                    pDb->SQLTableName(tableName.c_str()).c_str());
 
     // Append the WHERE clause to the SQL DELETE statement
     switch(typeOfDel)
@@ -1117,7 +1125,8 @@ void wxDbTable::BuildUpdateStmt(wxString &pSqlStmt, int typeOfUpd, const wxStrin
 
     bool firstColumn = TRUE;
 
-    pSqlStmt.Printf(wxT("UPDATE %s SET "), pDb->SQLTableName(tableName.Upper().c_str()));
+    pSqlStmt.Printf(wxT("UPDATE %s SET "),
+                    pDb->SQLTableName(tableName.c_str()).c_str());
 
     // Append a list of columns to be updated
     int i;
@@ -1341,7 +1350,8 @@ bool wxDbTable::CreateTable(bool attemptDrop)
     // Build a CREATE TABLE string from the colDefs structure.
     bool needComma = FALSE;
 
-    sqlStmt.Printf(wxT("CREATE TABLE %s ("), pDb->SQLTableName(tableName.c_str()));
+    sqlStmt.Printf(wxT("CREATE TABLE %s ("),
+                   pDb->SQLTableName(tableName.c_str()).c_str());
 
     for (i = 0; i < noCols; i++)
     {
@@ -1375,7 +1385,8 @@ bool wxDbTable::CreateTable(bool attemptDrop)
                 break;
         }
         // For varchars, append the size of the string
-        if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR)// ||
+        if (colDefs[i].DbDataType == DB_DATA_TYPE_VARCHAR &&
+            (pDb->Dbms() != dbmsMY_SQL || pDb->GetTypeInfVarchar().TypeName != "text"))// ||
 //            colDefs[i].DbDataType == DB_DATA_TYPE_BLOB)
         {
             wxString s;
@@ -1406,7 +1417,9 @@ bool wxDbTable::CreateTable(bool attemptDrop)
             break;
         }
     }
-    if (j && pDb->Dbms() != dbmsDBASE)  // Found a keyfield
+    if (j && (pDb->Dbms() != dbmsDBASE) 
+                 && (pDb->Dbms() != dbmsXBASE_SEQUITER)
+          )  // Found a keyfield
     {
         switch (pDb->Dbms())
         {
@@ -1447,7 +1460,14 @@ bool wxDbTable::CreateTable(bool attemptDrop)
                 if (j++) // Multi part key, comma separate names
                     sqlStmt += wxT(",");
                 sqlStmt += pDb->SQLColumnName(colDefs[i].ColName);
-//                sqlStmt += colDefs[i].ColName;
+
+                if (pDb->Dbms() == dbmsMY_SQL &&
+                    colDefs[i].DbDataType ==  DB_DATA_TYPE_VARCHAR)
+                {
+                    wxString s;
+                    s.Printf(wxT("(%d)"), colDefs[i].SzDataObj);
+                    sqlStmt += s;
+                }
             }
         }
         sqlStmt += wxT(")");
@@ -1503,7 +1523,8 @@ bool wxDbTable::DropTable()
 
     wxString sqlStmt;
 
-    sqlStmt.Printf(wxT("DROP TABLE %s"), pDb->SQLTableName(tableName.c_str()));
+    sqlStmt.Printf(wxT("DROP TABLE %s"),
+                   pDb->SQLTableName(tableName.c_str()).c_str());
 
     pDb->WriteSqlLog(sqlStmt);
 
@@ -1630,6 +1651,26 @@ bool wxDbTable::CreateIndex(const wxString &idxName, bool unique, UWORD noIdxCol
         sqlStmt += pDb->SQLColumnName(pIdxDefs[i].ColName);
 //        sqlStmt += pIdxDefs[i].ColName;
 
+        // MySQL requires a key length on VARCHAR keys
+        if ( pDb->Dbms() == dbmsMY_SQL )
+        {
+            // Find the details on this column
+            int j;
+            for ( j = 0; j < noCols; ++j )
+            {
+                if ( wxStrcmp( pIdxDefs[i].ColName, colDefs[j].ColName ) == 0 )
+                {
+                    break;
+                }
+            }
+            if ( colDefs[j].DbDataType ==  DB_DATA_TYPE_VARCHAR)
+            {
+                wxString s;
+                s.Printf(wxT("(%d)"), colDefs[i].SzDataObj);
+                sqlStmt += s;
+            }
+        }
+        
         // Postgres and SQL Server 7 do not support the ASC/DESC keywords for index columns
         if (!((pDb->Dbms() == dbmsMS_SQL_SERVER) && (strncmp(pDb->dbInf.dbmsVer,"07",2)==0)) &&
             !(pDb->Dbms() == dbmsPOSTGRES))
@@ -1688,12 +1729,18 @@ bool wxDbTable::DropIndex(const wxString &idxName)
 
     if (pDb->Dbms() == dbmsACCESS || pDb->Dbms() == dbmsMY_SQL ||
         pDb->Dbms() == dbmsDBASE /*|| Paradox needs this syntax too when we add support*/)
-        sqlStmt.Printf(wxT("DROP INDEX %s ON %s"),pDb->SQLTableName(idxName.c_str()), pDb->SQLTableName(tableName.c_str()));
+        sqlStmt.Printf(wxT("DROP INDEX %s ON %s"),
+                       pDb->SQLTableName(idxName.c_str()).c_str(),
+                       pDb->SQLTableName(tableName.c_str()).c_str());
     else if ((pDb->Dbms() == dbmsMS_SQL_SERVER) ||
-             (pDb->Dbms() == dbmsSYBASE_ASE))
-        sqlStmt.Printf(wxT("DROP INDEX %s.%s"), pDb->SQLTableName(tableName.c_str()), pDb->SQLTableName(idxName.c_str()));
+             (pDb->Dbms() == dbmsSYBASE_ASE) ||
+                        (pDb->Dbms() == dbmsXBASE_SEQUITER))
+        sqlStmt.Printf(wxT("DROP INDEX %s.%s"),
+                       pDb->SQLTableName(tableName.c_str()).c_str(),
+                       pDb->SQLTableName(idxName.c_str()).c_str());
     else
-        sqlStmt.Printf(wxT("DROP INDEX %s"),pDb->SQLTableName(idxName.c_str()));
+        sqlStmt.Printf(wxT("DROP INDEX %s"),
+                       pDb->SQLTableName(idxName.c_str()).c_str());
 
     pDb->WriteSqlLog(sqlStmt);
 
@@ -2095,6 +2142,9 @@ void wxDbTable::SetColDefs(UWORD index, const wxString &fieldName, int dataType,
                            SWORD cType, int size, bool keyField, bool upd,
                            bool insAllow, bool derivedCol)
 {
+    wxASSERT_MSG( index < noCols,
+                  _T("Specified column index exceeds the maximum number of columns for this table.") );
+
     if (!colDefs)  // May happen if the database connection fails
         return;
 
@@ -2556,8 +2606,8 @@ wxVariant wxDbTable::GetCol(const int colNo) const
 
 void csstrncpyt(char *s, const char *t, int n)
 {
-    while ((*s++ = *t++) && --n)
-    {};
+    while ( (*s++ = *t++) != '\0' && --n )
+        ;
 
     *s = '\0';
 }