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| <?php |
| /* |
| V4.80 8 Mar 2006 (c) 2000-2006 John Lim (jlim@natsoft.com.my). All rights reserved. |
| Released under both BSD license and Lesser GPL library license. |
| Whenever there is any discrepancy between the two licenses, |
| the BSD license will take precedence. |
| Set tabs to 4 for best viewing. |
| |
| Latest version is available at http://adodb.sourceforge.net |
| |
| MSSQL support via ODBC. Requires ODBC. Works on Windows and Unix. |
| For Unix configuration, see http://phpbuilder.com/columns/alberto20000919.php3 |
| */ |
| |
| // security - hide paths |
| if (!defined('ADODB_DIR')) die(); |
| |
| if (!defined('_ADODB_ODBC_LAYER')) { |
| include(ADODB_DIR."/drivers/adodb-odbc.inc.php"); |
| } |
| |
| |
| class ADODB_odbc_mssql extends ADODB_odbc { |
| var $databaseType = 'odbc_mssql'; |
| var $fmtDate = "'Y-m-d'"; |
| var $fmtTimeStamp = "'Y-m-d H:i:s'"; |
| var $_bindInputArray = true; |
| var $metaTablesSQL="select name,case when type='U' then 'T' else 'V' end from sysobjects where (type='U' or type='V') and (name not in ('sysallocations','syscolumns','syscomments','sysdepends','sysfilegroups','sysfiles','sysfiles1','sysforeignkeys','sysfulltextcatalogs','sysindexes','sysindexkeys','sysmembers','sysobjects','syspermissions','sysprotects','sysreferences','systypes','sysusers','sysalternates','sysconstraints','syssegments','REFERENTIAL_CONSTRAINTS','CHECK_CONSTRAINTS','CONSTRAINT_TABLE_USAGE','CONSTRAINT_COLUMN_USAGE','VIEWS','VIEW_TABLE_USAGE','VIEW_COLUMN_USAGE','SCHEMATA','TABLES','TABLE_CONSTRAINTS','TABLE_PRIVILEGES','COLUMNS','COLUMN_DOMAIN_USAGE','COLUMN_PRIVILEGES','DOMAINS','DOMAIN_CONSTRAINTS','KEY_COLUMN_USAGE'))"; |
| var $metaColumnsSQL = "select c.name,t.name,c.length from syscolumns c join systypes t on t.xusertype=c.xusertype join sysobjects o on o.id=c.id where o.name='%s'"; |
| var $hasTop = 'top'; // support mssql/interbase SELECT TOP 10 * FROM TABLE |
| var $sysDate = 'GetDate()'; |
| var $sysTimeStamp = 'GetDate()'; |
| var $leftOuter = '*='; |
| var $rightOuter = '=*'; |
| var $substr = 'substring'; |
| var $length = 'len'; |
| var $ansiOuter = true; // for mssql7 or later |
| var $identitySQL = 'select @@IDENTITY'; // 'select SCOPE_IDENTITY'; # for mssql 2000 |
| var $hasInsertID = true; |
| var $connectStmt = 'SET CONCAT_NULL_YIELDS_NULL OFF'; # When SET CONCAT_NULL_YIELDS_NULL is ON, |
| # concatenating a null value with a string yields a NULL result |
| |
| function ADODB_odbc_mssql() |
| { |
| $this->ADODB_odbc(); |
| //$this->curmode = SQL_CUR_USE_ODBC; |
| } |
| |
| // crashes php... |
| function ServerInfo() |
| { |
| global $ADODB_FETCH_MODE; |
| $save = $ADODB_FETCH_MODE; |
| $ADODB_FETCH_MODE = ADODB_FETCH_NUM; |
| $row = $this->GetRow("execute sp_server_info 2"); |
| $ADODB_FETCH_MODE = $save; |
| if (!is_array($row)) return false; |
| $arr['description'] = $row[2]; |
| $arr['version'] = ADOConnection::_findvers($arr['description']); |
| return $arr; |
| } |
| |
| function IfNull( $field, $ifNull ) |
| { |
| return " ISNULL($field, $ifNull) "; // if MS SQL Server |
| } |
| |
| function _insertid() |
| { |
| // SCOPE_IDENTITY() |
| // Returns the last IDENTITY value inserted into an IDENTITY column in |
| // the same scope. A scope is a module -- a stored procedure, trigger, |
| // function, or batch. Thus, two statements are in the same scope if |
| // they are in the same stored procedure, function, or batch. |
| return $this->GetOne($this->identitySQL); |
| } |
| |
| |
| function MetaForeignKeys($table, $owner=false, $upper=false) |
| { |
| global $ADODB_FETCH_MODE; |
| |
| $save = $ADODB_FETCH_MODE; |
| $ADODB_FETCH_MODE = ADODB_FETCH_NUM; |
| $table = $this->qstr(strtoupper($table)); |
| |
| $sql = |
| "select object_name(constid) as constraint_name, |
| col_name(fkeyid, fkey) as column_name, |
| object_name(rkeyid) as referenced_table_name, |
| col_name(rkeyid, rkey) as referenced_column_name |
| from sysforeignkeys |
| where upper(object_name(fkeyid)) = $table |
| order by constraint_name, referenced_table_name, keyno"; |
| |
| $constraints =& $this->GetArray($sql); |
| |
| $ADODB_FETCH_MODE = $save; |
| |
| $arr = false; |
| foreach($constraints as $constr) { |
| //print_r($constr); |
| $arr[$constr[0]][$constr[2]][] = $constr[1].'='.$constr[3]; |
| } |
| if (!$arr) return false; |
| |
| $arr2 = false; |
| |
| foreach($arr as $k => $v) { |
| foreach($v as $a => $b) { |
| if ($upper) $a = strtoupper($a); |
| $arr2[$a] = $b; |
| } |
| } |
| return $arr2; |
| } |
| |
| function &MetaTables($ttype=false,$showSchema=false,$mask=false) |
| { |
| if ($mask) {$this->debug=1; |
| $save = $this->metaTablesSQL; |
| $mask = $this->qstr($mask); |
| $this->metaTablesSQL .= " AND name like $mask"; |
| } |
| $ret =& ADOConnection::MetaTables($ttype,$showSchema); |
| |
| if ($mask) { |
| $this->metaTablesSQL = $save; |
| } |
| return $ret; |
| } |
| |
| function &MetaColumns($table) |
| { |
| $arr = ADOConnection::MetaColumns($table); |
| return $arr; |
| } |
| |
| function _query($sql,$inputarr) |
| { |
| if (is_string($sql)) $sql = str_replace('||','+',$sql); |
| return ADODB_odbc::_query($sql,$inputarr); |
| } |
| |
| // "Stein-Aksel Basma" <basma@accelero.no> |
| // tested with MSSQL 2000 |
| function &MetaPrimaryKeys($table) |
| { |
| global $ADODB_FETCH_MODE; |
| |
| $schema = ''; |
| $this->_findschema($table,$schema); |
| //if (!$schema) $schema = $this->database; |
| if ($schema) $schema = "and k.table_catalog like '$schema%'"; |
| |
| $sql = "select distinct k.column_name,ordinal_position from information_schema.key_column_usage k, |
| information_schema.table_constraints tc |
| where tc.constraint_name = k.constraint_name and tc.constraint_type = |
| 'PRIMARY KEY' and k.table_name = '$table' $schema order by ordinal_position "; |
| |
| $savem = $ADODB_FETCH_MODE; |
| $ADODB_FETCH_MODE = ADODB_FETCH_ASSOC; |
| $a = $this->GetCol($sql); |
| $ADODB_FETCH_MODE = $savem; |
| |
| if ($a && sizeof($a)>0) return $a; |
| $false = false; |
| return $false; |
| } |
| |
| function &SelectLimit($sql,$nrows=-1,$offset=-1, $inputarr=false,$secs2cache=0) |
| { |
| if ($nrows > 0 && $offset <= 0) { |
| $sql = preg_replace( |
| '/(^\s*select\s+(distinctrow|distinct)?)/i','\\1 '.$this->hasTop." $nrows ",$sql); |
| $rs =& $this->Execute($sql,$inputarr); |
| } else |
| $rs =& ADOConnection::SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache); |
| |
| return $rs; |
| } |
| |
| // Format date column in sql string given an input format that understands Y M D |
| function SQLDate($fmt, $col=false) |
| { |
| if (!$col) $col = $this->sysTimeStamp; |
| $s = ''; |
| |
| $len = strlen($fmt); |
| for ($i=0; $i < $len; $i++) { |
| if ($s) $s .= '+'; |
| $ch = $fmt[$i]; |
| switch($ch) { |
| case 'Y': |
| case 'y': |
| $s .= "datename(yyyy,$col)"; |
| break; |
| case 'M': |
| $s .= "convert(char(3),$col,0)"; |
| break; |
| case 'm': |
| $s .= "replace(str(month($col),2),' ','0')"; |
| break; |
| case 'Q': |
| case 'q': |
| $s .= "datename(quarter,$col)"; |
| break; |
| case 'D': |
| case 'd': |
| $s .= "replace(str(day($col),2),' ','0')"; |
| break; |
| case 'h': |
| $s .= "substring(convert(char(14),$col,0),13,2)"; |
| break; |
| |
| case 'H': |
| $s .= "replace(str(datepart(hh,$col),2),' ','0')"; |
| break; |
| |
| case 'i': |
| $s .= "replace(str(datepart(mi,$col),2),' ','0')"; |
| break; |
| case 's': |
| $s .= "replace(str(datepart(ss,$col),2),' ','0')"; |
| break; |
| case 'a': |
| case 'A': |
| $s .= "substring(convert(char(19),$col,0),18,2)"; |
| break; |
| |
| default: |
| if ($ch == '\\') { |
| $i++; |
| $ch = substr($fmt,$i,1); |
| } |
| $s .= $this->qstr($ch); |
| break; |
| } |
| } |
| return $s; |
| } |
| |
| } |
| |
| class ADORecordSet_odbc_mssql extends ADORecordSet_odbc { |
| |
| var $databaseType = 'odbc_mssql'; |
| |
| function ADORecordSet_odbc_mssql($id,$mode=false) |
| { |
| return $this->ADORecordSet_odbc($id,$mode); |
| } |
| } |
| ?> |