/interface/main/calendar/pnadodb/drivers/adodb-ado.inc.php
PHP | 589 lines | 340 code | 78 blank | 171 comment | 57 complexity | 9f02407f342663e822da194d4db4ca8f MD5 | raw file
Possible License(s): AGPL-1.0, GPL-2.0, MPL-2.0, LGPL-2.1
- <?php
- /*
- V3.60 16 June 2003 (c) 2000-2003 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://php.weblogs.com/
-
- Microsoft ADO data driver. Requires ADO. Works only on MS Windows.
- */
- define("_ADODB_ADO_LAYER", 1 );
- /*--------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------*/
-
- class ADODB_ado extends ADOConnection {
- var $databaseType = "ado";
- var $_bindInputArray = false;
- var $fmtDate = "'Y-m-d'";
- var $fmtTimeStamp = "'Y-m-d, h:i:sA'";
- var $replaceQuote = "''"; // string to use to replace quotes
- var $dataProvider = "ado";
- var $hasAffectedRows = true;
- var $adoParameterType = 201; // 201 = long varchar, 203=long wide varchar, 205 = long varbinary
- var $_affectedRows = false;
- var $_thisTransactions;
- var $_cursor_type = 3; // 3=adOpenStatic,0=adOpenForwardOnly,1=adOpenKeyset,2=adOpenDynamic
- var $_cursor_location = 3; // 2=adUseServer, 3 = adUseClient;
- var $_lock_type = -1;
- var $_execute_option = -1;
- var $poorAffectedRows = true;
- var $charPage;
-
- function ADODB_ado()
- {
- $this->_affectedRows = new VARIANT;
- }
- function ServerInfo()
- {
- if (!empty($this->_connectionID)) $desc = $this->_connectionID->provider;
- return array('description' => $desc, 'version' => '');
- }
-
- function _affectedrows()
- {
- return $this->_affectedRows->value;
- }
-
- // you can also pass a connection string like this:
- //
- // $DB->Connect('USER ID=sa;PASSWORD=pwd;SERVER=mangrove;DATABASE=ai',false,false,'SQLOLEDB');
- function _connect($argHostname, $argUsername, $argPassword, $argProvider= 'MSDASQL')
- {
- $u = 'UID';
- $p = 'PWD';
-
- if (!empty($this->charPage))
- $dbc = new COM('ADODB.Connection',null,$this->charPage);
- else
- $dbc = new COM('ADODB.Connection');
-
- if (! $dbc) return false;
- /* special support if provider is mssql or access */
- if ($argProvider=='mssql') {
- $u = 'User Id'; //User parameter name for OLEDB
- $p = 'Password';
- $argProvider = "SQLOLEDB"; // SQL Server Provider
-
- // not yet
- //if ($argDatabasename) $argHostname .= ";Initial Catalog=$argDatabasename";
-
- //use trusted conection for SQL if username not specified
- if (!$argUsername) $argHostname .= ";Trusted_Connection=Yes";
- } else if ($argProvider=='access')
- $argProvider = "Microsoft.Jet.OLEDB.4.0"; // Microsoft Jet Provider
-
- if ($argProvider) $dbc->Provider = $argProvider;
-
- if ($argUsername) $argHostname .= ";$u=$argUsername";
- if ($argPassword)$argHostname .= ";$p=$argPassword";
-
- if ($this->debug) ADOConnection::outp( "Host=".$argHostname."<BR>\n version=$dbc->version");
- // @ added below for php 4.0.1 and earlier
- @$dbc->Open((string) $argHostname);
-
- $this->_connectionID = $dbc;
-
- $dbc->CursorLocation = $this->_cursor_location;
- return $dbc->State > 0;
- }
-
- // returns true or false
- function _pconnect($argHostname, $argUsername, $argPassword, $argProvider='MSDASQL')
- {
- return $this->_connect($argHostname,$argUsername,$argPassword,$argProvider);
- }
-
- /*
- adSchemaCatalogs = 1,
- adSchemaCharacterSets = 2,
- adSchemaCollations = 3,
- adSchemaColumns = 4,
- adSchemaCheckConstraints = 5,
- adSchemaConstraintColumnUsage = 6,
- adSchemaConstraintTableUsage = 7,
- adSchemaKeyColumnUsage = 8,
- adSchemaReferentialContraints = 9,
- adSchemaTableConstraints = 10,
- adSchemaColumnsDomainUsage = 11,
- adSchemaIndexes = 12,
- adSchemaColumnPrivileges = 13,
- adSchemaTablePrivileges = 14,
- adSchemaUsagePrivileges = 15,
- adSchemaProcedures = 16,
- adSchemaSchemata = 17,
- adSchemaSQLLanguages = 18,
- adSchemaStatistics = 19,
- adSchemaTables = 20,
- adSchemaTranslations = 21,
- adSchemaProviderTypes = 22,
- adSchemaViews = 23,
- adSchemaViewColumnUsage = 24,
- adSchemaViewTableUsage = 25,
- adSchemaProcedureParameters = 26,
- adSchemaForeignKeys = 27,
- adSchemaPrimaryKeys = 28,
- adSchemaProcedureColumns = 29,
- adSchemaDBInfoKeywords = 30,
- adSchemaDBInfoLiterals = 31,
- adSchemaCubes = 32,
- adSchemaDimensions = 33,
- adSchemaHierarchies = 34,
- adSchemaLevels = 35,
- adSchemaMeasures = 36,
- adSchemaProperties = 37,
- adSchemaMembers = 38
- */
-
- function &MetaTables()
- {
- $arr= array();
- $dbc = $this->_connectionID;
-
- $adors=@$dbc->OpenSchema(20);//tables
- if ($adors){
- $f = $adors->Fields(2);//table/view name
- $t = $adors->Fields(3);//table type
- while (!$adors->EOF){
- $tt=substr($t->value,0,6);
- if ($tt!='SYSTEM' && $tt !='ACCESS')
- $arr[]=$f->value;
- //print $f->value . ' ' . $t->value.'<br>';
- $adors->MoveNext();
- }
- $adors->Close();
- }
-
- return $arr;
- }
-
- function &MetaColumns($table)
- {
- $table = strtoupper($table);
- $arr= array();
- $dbc = $this->_connectionID;
-
- $adors=@$dbc->OpenSchema(4);//tables
-
- if ($adors){
- $t = $adors->Fields(2);//table/view name
- while (!$adors->EOF){
-
-
- if (strtoupper($t->Value) == $table) {
-
- $fld = new ADOFieldObject();
- $c = $adors->Fields(3);
- $fld->name = $c->Value;
- $fld->type = 'CHAR'; // cannot discover type in ADO!
- $fld->max_length = -1;
- $arr[strtoupper($fld->name)]=$fld;
- }
-
- $adors->MoveNext();
- }
- $adors->Close();
- }
-
- return $arr;
- }
-
- /* returns queryID or false */
- function &_query($sql,$inputarr=false)
- {
-
- $dbc = $this->_connectionID;
-
- // return rs
- if ($inputarr) {
-
- if (!empty($this->charPage))
- $oCmd = new COM('ADODB.Command',null,$this->charPage);
- else
- $oCmd = new COM('ADODB.Command');
- $oCmd->ActiveConnection = $dbc;
- $oCmd->CommandText = $sql;
- $oCmd->CommandType = 1;
- foreach($inputarr as $val) {
- // name, type, direction 1 = input, len,
- $this->adoParameterType = 130;
- $p = $oCmd->CreateParameter('name',$this->adoParameterType,1,strlen($val),$val);
- //print $p->Type.' '.$p->value;
- $oCmd->Parameters->Append($p);
- }
- $p = false;
- $rs = $oCmd->Execute();
- $e = $dbc->Errors;
- if ($dbc->Errors->Count > 0) return false;
- return $rs;
- }
-
- $rs = @$dbc->Execute($sql,$this->_affectedRows, $this->_execute_option);
- /*
- $rs = new COM('ADODB.Recordset');
- if ($rs) {
- $rs->Open ($sql, $dbc, $this->_cursor_type,$this->_lock_type, $this->_execute_option);
- }
- */
- if ($dbc->Errors->Count > 0) return false;
- if (! $rs) return false;
-
- if ($rs->State == 0) return true; // 0 = adStateClosed means no records returned
- return $rs;
- }
-
- function BeginTrans()
- {
- if ($this->transOff) return true;
-
- if (isset($this->_thisTransactions))
- if (!$this->_thisTransactions) return false;
- else {
- $o = $this->_connectionID->Properties("Transaction DDL");
- $this->_thisTransactions = $o ? true : false;
- if (!$o) return false;
- }
- @$this->_connectionID->BeginTrans();
- $this->transCnt += 1;
- return true;
- }
- function CommitTrans($ok=true)
- {
- if (!$ok) return $this->RollbackTrans();
- if ($this->transOff) return true;
-
- @$this->_connectionID->CommitTrans();
- if ($this->transCnt) @$this->transCnt -= 1;
- return true;
- }
- function RollbackTrans() {
- if ($this->transOff) return true;
- @$this->_connectionID->RollbackTrans();
- if ($this->transCnt) @$this->transCnt -= 1;
- return true;
- }
-
- /* Returns: the last error message from previous database operation */
- function ErrorMsg()
- {
- $errc = $this->_connectionID->Errors;
- if ($errc->Count == 0) return '';
- $err = $errc->Item($errc->Count-1);
- return $err->Description;
- }
-
- function ErrorNo()
- {
- $errc = $this->_connectionID->Errors;
- if ($errc->Count == 0) return 0;
- $err = $errc->Item($errc->Count-1);
- return $err->NativeError;
- }
- // returns true or false
- function _close()
- {
- if ($this->_connectionID) $this->_connectionID->Close();
- $this->_connectionID = false;
- return true;
- }
-
-
- }
-
- /*--------------------------------------------------------------------------------------
- Class Name: Recordset
- --------------------------------------------------------------------------------------*/
- class ADORecordSet_ado extends ADORecordSet {
-
- var $bind = false;
- var $databaseType = "ado";
- var $dataProvider = "ado";
- var $_tarr = false; // caches the types
- var $_flds; // and field objects
- var $canSeek = true;
- var $hideErrors = true;
-
- function ADORecordSet_ado($id,$mode=false)
- {
- if ($mode === false) {
- global $ADODB_FETCH_MODE;
- $mode = $ADODB_FETCH_MODE;
- }
- $this->fetchMode = $mode;
- return $this->ADORecordSet($id,$mode);
- }
- // returns the field object
- function FetchField($fieldOffset = -1) {
- $off=$fieldOffset+1; // offsets begin at 1
-
- $o= new ADOFieldObject();
- $rs = $this->_queryID;
- $f = $rs->Fields($fieldOffset);
- $o->name = $f->Name;
- $t = $f->Type;
- $o->type = $this->MetaType($t);
- $o->max_length = $f->DefinedSize;
- $o->ado_type = $t;
-
- //print "off=$off name=$o->name type=$o->type len=$o->max_length<br>";
- return $o;
- }
-
- /* Use associative array to get fields array */
- function Fields($colname)
- {
- if ($this->fetchMode & ADODB_FETCH_ASSOC) return $this->fields[$colname];
- if (!$this->bind) {
- $this->bind = array();
- for ($i=0; $i < $this->_numOfFields; $i++) {
- $o = $this->FetchField($i);
- $this->bind[strtoupper($o->name)] = $i;
- }
- }
-
- return $this->fields[$this->bind[strtoupper($colname)]];
- }
-
- function _initrs()
- {
- $rs = $this->_queryID;
- $this->_numOfRows = $rs->RecordCount;
-
- $f = $rs->Fields;
- $this->_numOfFields = $f->Count;
- }
-
-
- // should only be used to move forward as we normally use forward-only cursors
- function _seek($row)
- {
- $rs = $this->_queryID;
- // absoluteposition doesn't work -- my maths is wrong ?
- // $rs->AbsolutePosition->$row-2;
- // return true;
- if ($this->_currentRow > $row) return false;
- @$rs->Move((integer)$row - $this->_currentRow-1); //adBookmarkFirst
- return true;
- }
-
- /*
- OLEDB types
-
- enum DBTYPEENUM
- { DBTYPE_EMPTY = 0,
- DBTYPE_NULL = 1,
- DBTYPE_I2 = 2,
- DBTYPE_I4 = 3,
- DBTYPE_R4 = 4,
- DBTYPE_R8 = 5,
- DBTYPE_CY = 6,
- DBTYPE_DATE = 7,
- DBTYPE_BSTR = 8,
- DBTYPE_IDISPATCH = 9,
- DBTYPE_ERROR = 10,
- DBTYPE_BOOL = 11,
- DBTYPE_VARIANT = 12,
- DBTYPE_IUNKNOWN = 13,
- DBTYPE_DECIMAL = 14,
- DBTYPE_UI1 = 17,
- DBTYPE_ARRAY = 0x2000,
- DBTYPE_BYREF = 0x4000,
- DBTYPE_I1 = 16,
- DBTYPE_UI2 = 18,
- DBTYPE_UI4 = 19,
- DBTYPE_I8 = 20,
- DBTYPE_UI8 = 21,
- DBTYPE_GUID = 72,
- DBTYPE_VECTOR = 0x1000,
- DBTYPE_RESERVED = 0x8000,
- DBTYPE_BYTES = 128,
- DBTYPE_STR = 129,
- DBTYPE_WSTR = 130,
- DBTYPE_NUMERIC = 131,
- DBTYPE_UDT = 132,
- DBTYPE_DBDATE = 133,
- DBTYPE_DBTIME = 134,
- DBTYPE_DBTIMESTAMP = 135
-
- ADO Types
-
- adEmpty = 0,
- adTinyInt = 16,
- adSmallInt = 2,
- adInteger = 3,
- adBigInt = 20,
- adUnsignedTinyInt = 17,
- adUnsignedSmallInt = 18,
- adUnsignedInt = 19,
- adUnsignedBigInt = 21,
- adSingle = 4,
- adDouble = 5,
- adCurrency = 6,
- adDecimal = 14,
- adNumeric = 131,
- adBoolean = 11,
- adError = 10,
- adUserDefined = 132,
- adVariant = 12,
- adIDispatch = 9,
- adIUnknown = 13,
- adGUID = 72,
- adDate = 7,
- adDBDate = 133,
- adDBTime = 134,
- adDBTimeStamp = 135,
- adBSTR = 8,
- adChar = 129,
- adVarChar = 200,
- adLongVarChar = 201,
- adWChar = 130,
- adVarWChar = 202,
- adLongVarWChar = 203,
- adBinary = 128,
- adVarBinary = 204,
- adLongVarBinary = 205,
- adChapter = 136,
- adFileTime = 64,
- adDBFileTime = 137,
- adPropVariant = 138,
- adVarNumeric = 139
- */
- function MetaType($t,$len=-1,$fieldobj=false)
- {
- if (is_object($t)) {
- $fieldobj = $t;
- $t = $fieldobj->type;
- $len = $fieldobj->max_length;
- }
-
- if (!is_numeric($t)) return $t;
-
- switch ($t) {
- case 0:
- case 12: // variant
- case 8: // bstr
- case 129: //char
- case 130: //wc
- case 200: // varc
- case 202:// varWC
- case 128: // bin
- case 204: // varBin
- case 72: // guid
- if ($len <= $this->blobSize) return 'C';
-
- case 201:
- case 203:
- return 'X';
- case 128:
- case 204:
- case 205:
- return 'B';
- case 7:
- case 133: return 'D';
-
- case 134:
- case 135: return 'T';
-
- case 11: return 'L';
-
- case 16:// adTinyInt = 16,
- case 2://adSmallInt = 2,
- case 3://adInteger = 3,
- case 4://adBigInt = 20,
- case 17://adUnsignedTinyInt = 17,
- case 18://adUnsignedSmallInt = 18,
- case 19://adUnsignedInt = 19,
- case 20://adUnsignedBigInt = 21,
- return 'I';
- default: return 'N';
- }
- }
-
- // time stamp not supported yet
- function _fetch()
- {
- $rs = $this->_queryID;
- if (!$rs or $rs->EOF) {
- $this->fields = false;
- return false;
- }
- $this->fields = array();
-
- if (!$this->_tarr) {
- $tarr = array();
- $flds = array();
- for ($i=0,$max = $this->_numOfFields; $i < $max; $i++) {
- $f = $rs->Fields($i);
- $flds[] = $f;
- $tarr[] = $f->Type;
- }
- // bind types and flds only once
- $this->_tarr = $tarr;
- $this->_flds = $flds;
- }
- $t = reset($this->_tarr);
- $f = reset($this->_flds);
-
- if ($this->hideErrors) $olde = error_reporting(E_ERROR|E_CORE_ERROR);// sometimes $f->value be null
- for ($i=0,$max = $this->_numOfFields; $i < $max; $i++) {
- switch($t) {
- case 135: // timestamp
- $this->fields[] = date('Y-m-d H:i:s',(integer)$f->value);
- break;
-
- case 133:// A date value (yyyymmdd)
- $val = $f->value;
- $this->fields[] = substr($val,0,4).'-'.substr($val,4,2).'-'.substr($val,6,2);
- break;
- case 7: // adDate
- $this->fields[] = date('Y-m-d',(integer)$f->value);
- break;
- case 1: // null
- $this->fields[] = false;
- break;
- case 6: // currency is not supported properly;
- ADOConnection::outp( '<b>'.$f->Name.': currency type not supported by PHP</b>');
- $this->fields[] = (float) $f->value;
- break;
- default:
- $this->fields[] = $f->value;
- break;
- }
- //print " $f->value $t, ";
- $f = next($this->_flds);
- $t = next($this->_tarr);
- } // for
- if ($this->hideErrors) error_reporting($olde);
- @$rs->MoveNext(); // @ needed for some versions of PHP!
-
- if ($this->fetchMode & ADODB_FETCH_ASSOC) {
- $this->fields = $this->GetRowAssoc(ADODB_ASSOC_CASE);
- }
- return true;
- }
-
-
- function _close() {
- $this->_flds = false;
- @$this->_queryID->Close();// by Pete Dishman (peterd@telephonetics.co.uk)
- $this->_queryID = false;
- }
- }
- ?>