vendor/adodb/adodb-php/drivers/adodb-ado.inc.php

   1 <?php
   2 /*
   3 @version   v5.20.9  21-Dec-2016
   4 @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
   5 @copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
   6   Released under both BSD license and Lesser GPL library license.
   7   Whenever there is any discrepancy between the two licenses,
   8   the BSD license will take precedence.
   9 Set tabs to 4 for best viewing.
  10
  11   Latest version is available at http://adodb.sourceforge.net
  12
  13         Microsoft ADO data driver. Requires ADO. Works only on MS Windows.
  14 */
  15
  16 // security - hide paths
  17 if (!defined('ADODB_DIR')) die();
  18
  19 define("_ADODB_ADO_LAYER", 1 );
  20 /*--------------------------------------------------------------------------------------
  21 --------------------------------------------------------------------------------------*/
  22
  23
  24 class ADODB_ado extends ADOConnection {
  25         var $databaseType = "ado";
  26         var $_bindInputArray = false;
  27         var $fmtDate = "'Y-m-d'";
  28         var $fmtTimeStamp = "'Y-m-d, h:i:sA'";
  29         var $replaceQuote = "''"; // string to use to replace quotes
  30         var $dataProvider = "ado";
  31         var $hasAffectedRows = true;
  32         var $adoParameterType = 201; // 201 = long varchar, 203=long wide varchar, 205 = long varbinary
  33         var $_affectedRows = false;
  34         var $_thisTransactions;
  35         var $_cursor_type = 3; // 3=adOpenStatic,0=adOpenForwardOnly,1=adOpenKeyset,2=adOpenDynamic
  36         var $_cursor_location = 3; // 2=adUseServer, 3 = adUseClient;
  37         var $_lock_type = -1;
  38         var $_execute_option = -1;
  39         var $poorAffectedRows = true;
  40         var $charPage;
  41
  42         function __construct()
  43         {
  44                 $this->_affectedRows = new VARIANT;
  45         }
  46
  47         function ServerInfo()
  48         {
  49                 if (!empty($this->_connectionID)) $desc = $this->_connectionID->provider;
  50                 return array('description' => $desc, 'version' => '');
  51         }
  52
  53         function _affectedrows()
  54         {
  55                 if (PHP_VERSION >= 5) return $this->_affectedRows;
  56
  57                 return $this->_affectedRows->value;
  58         }
  59
  60         // you can also pass a connection string like this:
  61         //
  62         // $DB->Connect('USER ID=sa;PASSWORD=pwd;SERVER=mangrove;DATABASE=ai',false,false,'SQLOLEDB');
  63         function _connect($argHostname, $argUsername, $argPassword, $argProvider= 'MSDASQL')
  64         {
  65                 $u = 'UID';
  66                 $p = 'PWD';
  67
  68                 if (!empty($this->charPage))
  69                         $dbc = new COM('ADODB.Connection',null,$this->charPage);
  70                 else
  71                         $dbc = new COM('ADODB.Connection');
  72
  73                 if (! $dbc) return false;
  74
  75                 /* special support if provider is mssql or access */
  76                 if ($argProvider=='mssql') {
  77                         $u = 'User Id';  //User parameter name for OLEDB
  78                         $p = 'Password';
  79                         $argProvider = "SQLOLEDB"; // SQL Server Provider
  80
  81                         // not yet
  82                         //if ($argDatabasename) $argHostname .= ";Initial Catalog=$argDatabasename";
  83
  84                         //use trusted conection for SQL if username not specified
  85                         if (!$argUsername) $argHostname .= ";Trusted_Connection=Yes";
  86                 } else if ($argProvider=='access')
  87                         $argProvider = "Microsoft.Jet.OLEDB.4.0"; // Microsoft Jet Provider
  88
  89                 if ($argProvider) $dbc->Provider = $argProvider;
  90
  91                 if ($argUsername) $argHostname .= ";$u=$argUsername";
  92                 if ($argPassword)$argHostname .= ";$p=$argPassword";
  93
  94                 if ($this->debug) ADOConnection::outp( "Host=".$argHostname."<BR>\n version=$dbc->version");
  95                 // @ added below for php 4.0.1 and earlier
  96                 @$dbc->Open((string) $argHostname);
  97
  98                 $this->_connectionID = $dbc;
  99
 100                 $dbc->CursorLocation = $this->_cursor_location;
 101                 return  $dbc->State > 0;
 102         }
 103
 104         // returns true or false
 105         function _pconnect($argHostname, $argUsername, $argPassword, $argProvider='MSDASQL')
 106         {
 107                 return $this->_connect($argHostname,$argUsername,$argPassword,$argProvider);
 108         }
 109
 110 /*
 111         adSchemaCatalogs        = 1,
 112         adSchemaCharacterSets   = 2,
 113         adSchemaCollations      = 3,
 114         adSchemaColumns = 4,
 115         adSchemaCheckConstraints        = 5,
 116         adSchemaConstraintColumnUsage   = 6,
 117         adSchemaConstraintTableUsage    = 7,
 118         adSchemaKeyColumnUsage  = 8,
 119         adSchemaReferentialContraints   = 9,
 120         adSchemaTableConstraints        = 10,
 121         adSchemaColumnsDomainUsage      = 11,
 122         adSchemaIndexes = 12,
 123         adSchemaColumnPrivileges        = 13,
 124         adSchemaTablePrivileges = 14,
 125         adSchemaUsagePrivileges = 15,
 126         adSchemaProcedures      = 16,
 127         adSchemaSchemata        = 17,
 128         adSchemaSQLLanguages    = 18,
 129         adSchemaStatistics      = 19,
 130         adSchemaTables  = 20,
 131         adSchemaTranslations    = 21,
 132         adSchemaProviderTypes   = 22,
 133         adSchemaViews   = 23,
 134         adSchemaViewColumnUsage = 24,
 135         adSchemaViewTableUsage  = 25,
 136         adSchemaProcedureParameters     = 26,
 137         adSchemaForeignKeys     = 27,
 138         adSchemaPrimaryKeys     = 28,
 139         adSchemaProcedureColumns        = 29,
 140         adSchemaDBInfoKeywords  = 30,
 141         adSchemaDBInfoLiterals  = 31,
 142         adSchemaCubes   = 32,
 143         adSchemaDimensions      = 33,
 144         adSchemaHierarchies     = 34,
 145         adSchemaLevels  = 35,
 146         adSchemaMeasures        = 36,
 147         adSchemaProperties      = 37,
 148         adSchemaMembers = 38
 149
 150 */
 151
 152         function MetaTables($ttype = false, $showSchema = false, $mask = false)
 153         {
 154                 $arr= array();
 155                 $dbc = $this->_connectionID;
 156
 157                 $adors=@$dbc->OpenSchema(20);//tables
 158                 if ($adors){
 159                         $f = $adors->Fields(2);//table/view name
 160                         $t = $adors->Fields(3);//table type
 161                         while (!$adors->EOF){
 162                                 $tt=substr($t->value,0,6);
 163                                 if ($tt!='SYSTEM' && $tt !='ACCESS')
 164                                         $arr[]=$f->value;
 165                                 //print $f->value . ' ' . $t->value.'<br>';
 166                                 $adors->MoveNext();
 167                         }
 168                         $adors->Close();
 169                 }
 170
 171                 return $arr;
 172         }
 173
 174         function MetaColumns($table, $normalize=true)
 175         {
 176                 $table = strtoupper($table);
 177                 $arr = array();
 178                 $dbc = $this->_connectionID;
 179
 180                 $adors=@$dbc->OpenSchema(4);//tables
 181
 182                 if ($adors){
 183                         $t = $adors->Fields(2);//table/view name
 184                         while (!$adors->EOF){
 185
 186
 187                                 if (strtoupper($t->Value) == $table) {
 188
 189                                         $fld = new ADOFieldObject();
 190                                         $c = $adors->Fields(3);
 191                                         $fld->name = $c->Value;
 192                                         $fld->type = 'CHAR'; // cannot discover type in ADO!
 193                                         $fld->max_length = -1;
 194                                         $arr[strtoupper($fld->name)]=$fld;
 195                                 }
 196
 197                                 $adors->MoveNext();
 198                         }
 199                         $adors->Close();
 200                 }
 201                 $false = false;
 202                 return empty($arr) ? $false : $arr;
 203         }
 204
 205
 206
 207
 208         /* returns queryID or false */
 209         function _query($sql,$inputarr=false)
 210         {
 211
 212                 $dbc = $this->_connectionID;
 213                 $false = false;
 214
 215         //      return rs
 216                 if ($inputarr) {
 217
 218                         if (!empty($this->charPage))
 219                                 $oCmd = new COM('ADODB.Command',null,$this->charPage);
 220                         else
 221                                 $oCmd = new COM('ADODB.Command');
 222                         $oCmd->ActiveConnection = $dbc;
 223                         $oCmd->CommandText = $sql;
 224                         $oCmd->CommandType = 1;
 225
 226       // Map by http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ado270/htm/mdmthcreateparam.asp
 227       // Check issue http://bugs.php.net/bug.php?id=40664 !!!
 228                         while(list(, $val) = each($inputarr)) {
 229                                 $type = gettype($val);
 230                                 $len=strlen($val);
 231                                 if ($type == 'boolean')
 232                                         $this->adoParameterType = 11;
 233                                 else if ($type == 'integer')
 234                                         $this->adoParameterType = 3;
 235                                 else if ($type == 'double')
 236                                         $this->adoParameterType = 5;
 237                                 elseif ($type == 'string')
 238                                         $this->adoParameterType = 202;
 239                                 else if (($val === null) || (!defined($val)))
 240                                         $len=1;
 241                                 else
 242                                         $this->adoParameterType = 130;
 243
 244                                 // name, type, direction 1 = input, len,
 245                         $p = $oCmd->CreateParameter('name',$this->adoParameterType,1,$len,$val);
 246
 247                                 $oCmd->Parameters->Append($p);
 248                         }
 249                         $p = false;
 250                         $rs = $oCmd->Execute();
 251                         $e = $dbc->Errors;
 252                         if ($dbc->Errors->Count > 0) return $false;
 253                         return $rs;
 254                 }
 255
 256                 $rs = @$dbc->Execute($sql,$this->_affectedRows, $this->_execute_option);
 257
 258                 if ($dbc->Errors->Count > 0) return $false;
 259                 if (! $rs) return $false;
 260
 261                 if ($rs->State == 0) {
 262                         $true = true;
 263                         return $true; // 0 = adStateClosed means no records returned
 264                 }
 265                 return $rs;
 266         }
 267
 268
 269         function BeginTrans()
 270         {
 271                 if ($this->transOff) return true;
 272
 273                 if (isset($this->_thisTransactions))
 274                         if (!$this->_thisTransactions) return false;
 275                 else {
 276                         $o = $this->_connectionID->Properties("Transaction DDL");
 277                         $this->_thisTransactions = $o ? true : false;
 278                         if (!$o) return false;
 279                 }
 280                 @$this->_connectionID->BeginTrans();
 281                 $this->transCnt += 1;
 282                 return true;
 283         }
 284
 285         function CommitTrans($ok=true)
 286         {
 287                 if (!$ok) return $this->RollbackTrans();
 288                 if ($this->transOff) return true;
 289
 290                 @$this->_connectionID->CommitTrans();
 291                 if ($this->transCnt) @$this->transCnt -= 1;
 292                 return true;
 293         }
 294         function RollbackTrans() {
 295                 if ($this->transOff) return true;
 296                 @$this->_connectionID->RollbackTrans();
 297                 if ($this->transCnt) @$this->transCnt -= 1;
 298                 return true;
 299         }
 300
 301         /*      Returns: the last error message from previous database operation        */
 302
 303         function ErrorMsg()
 304         {
 305                 if (!$this->_connectionID) return "No connection established";
 306                 $errc = $this->_connectionID->Errors;
 307                 if (!$errc) return "No Errors object found";
 308                 if ($errc->Count == 0) return '';
 309                 $err = $errc->Item($errc->Count-1);
 310                 return $err->Description;
 311         }
 312
 313         function ErrorNo()
 314         {
 315                 $errc = $this->_connectionID->Errors;
 316                 if ($errc->Count == 0) return 0;
 317                 $err = $errc->Item($errc->Count-1);
 318                 return $err->NativeError;
 319         }
 320
 321         // returns true or false
 322         function _close()
 323         {
 324                 if ($this->_connectionID) $this->_connectionID->Close();
 325                 $this->_connectionID = false;
 326                 return true;
 327         }
 328
 329
 330 }
 331
 332 /*--------------------------------------------------------------------------------------
 333          Class Name: Recordset
 334 --------------------------------------------------------------------------------------*/
 335
 336 class ADORecordSet_ado extends ADORecordSet {
 337
 338         var $bind = false;
 339         var $databaseType = "ado";
 340         var $dataProvider = "ado";
 341         var $_tarr = false; // caches the types
 342         var $_flds; // and field objects
 343         var $canSeek = true;
 344         var $hideErrors = true;
 345
 346         function __construct($id,$mode=false)
 347         {
 348                 if ($mode === false) {
 349                         global $ADODB_FETCH_MODE;
 350                         $mode = $ADODB_FETCH_MODE;
 351                 }
 352                 $this->fetchMode = $mode;
 353                 return parent::__construct($id,$mode);
 354         }
 355
 356
 357         // returns the field object
 358         function FetchField($fieldOffset = -1) {
 359                 $off=$fieldOffset+1; // offsets begin at 1
 360
 361                 $o= new ADOFieldObject();
 362                 $rs = $this->_queryID;
 363                 $f = $rs->Fields($fieldOffset);
 364                 $o->name = $f->Name;
 365                 $t = $f->Type;
 366                 $o->type = $this->MetaType($t);
 367                 $o->max_length = $f->DefinedSize;
 368                 $o->ado_type = $t;
 369
 370                 //print "off=$off name=$o->name type=$o->type len=$o->max_length<br>";
 371                 return $o;
 372         }
 373
 374         /* Use associative array to get fields array */
 375         function Fields($colname)
 376         {
 377                 if ($this->fetchMode & ADODB_FETCH_ASSOC) return $this->fields[$colname];
 378                 if (!$this->bind) {
 379                         $this->bind = array();
 380                         for ($i=0; $i < $this->_numOfFields; $i++) {
 381                                 $o = $this->FetchField($i);
 382                                 $this->bind[strtoupper($o->name)] = $i;
 383                         }
 384                 }
 385
 386                  return $this->fields[$this->bind[strtoupper($colname)]];
 387         }
 388
 389
 390         function _initrs()
 391         {
 392                 $rs = $this->_queryID;
 393                 $this->_numOfRows = $rs->RecordCount;
 394
 395                 $f = $rs->Fields;
 396                 $this->_numOfFields = $f->Count;
 397         }
 398
 399
 400          // should only be used to move forward as we normally use forward-only cursors
 401         function _seek($row)
 402         {
 403            $rs = $this->_queryID;
 404                 // absoluteposition doesn't work -- my maths is wrong ?
 405                 //      $rs->AbsolutePosition->$row-2;
 406                 //      return true;
 407                 if ($this->_currentRow > $row) return false;
 408                 @$rs->Move((integer)$row - $this->_currentRow-1); //adBookmarkFirst
 409                 return true;
 410         }
 411
 412 /*
 413         OLEDB types
 414
 415          enum DBTYPEENUM
 416         {       DBTYPE_EMPTY    = 0,
 417         DBTYPE_NULL     = 1,
 418         DBTYPE_I2       = 2,
 419         DBTYPE_I4       = 3,
 420         DBTYPE_R4       = 4,
 421         DBTYPE_R8       = 5,
 422         DBTYPE_CY       = 6,
 423         DBTYPE_DATE     = 7,
 424         DBTYPE_BSTR     = 8,
 425         DBTYPE_IDISPATCH        = 9,
 426         DBTYPE_ERROR    = 10,
 427         DBTYPE_BOOL     = 11,
 428         DBTYPE_VARIANT  = 12,
 429         DBTYPE_IUNKNOWN = 13,
 430         DBTYPE_DECIMAL  = 14,
 431         DBTYPE_UI1      = 17,
 432         DBTYPE_ARRAY    = 0x2000,
 433         DBTYPE_BYREF    = 0x4000,
 434         DBTYPE_I1       = 16,
 435         DBTYPE_UI2      = 18,
 436         DBTYPE_UI4      = 19,
 437         DBTYPE_I8       = 20,
 438         DBTYPE_UI8      = 21,
 439         DBTYPE_GUID     = 72,
 440         DBTYPE_VECTOR   = 0x1000,
 441         DBTYPE_RESERVED = 0x8000,
 442         DBTYPE_BYTES    = 128,
 443         DBTYPE_STR      = 129,
 444         DBTYPE_WSTR     = 130,
 445         DBTYPE_NUMERIC  = 131,
 446         DBTYPE_UDT      = 132,
 447         DBTYPE_DBDATE   = 133,
 448         DBTYPE_DBTIME   = 134,
 449         DBTYPE_DBTIMESTAMP      = 135
 450
 451         ADO Types
 452
 453         adEmpty = 0,
 454         adTinyInt       = 16,
 455         adSmallInt      = 2,
 456         adInteger       = 3,
 457         adBigInt        = 20,
 458         adUnsignedTinyInt       = 17,
 459         adUnsignedSmallInt      = 18,
 460         adUnsignedInt   = 19,
 461         adUnsignedBigInt        = 21,
 462         adSingle        = 4,
 463         adDouble        = 5,
 464         adCurrency      = 6,
 465         adDecimal       = 14,
 466         adNumeric       = 131,
 467         adBoolean       = 11,
 468         adError = 10,
 469         adUserDefined   = 132,
 470         adVariant       = 12,
 471         adIDispatch     = 9,
 472         adIUnknown      = 13,
 473         adGUID  = 72,
 474         adDate  = 7,
 475         adDBDate        = 133,
 476         adDBTime        = 134,
 477         adDBTimeStamp   = 135,
 478         adBSTR  = 8,
 479         adChar  = 129,
 480         adVarChar       = 200,
 481         adLongVarChar   = 201,
 482         adWChar = 130,
 483         adVarWChar      = 202,
 484         adLongVarWChar  = 203,
 485         adBinary        = 128,
 486         adVarBinary     = 204,
 487         adLongVarBinary = 205,
 488         adChapter       = 136,
 489         adFileTime      = 64,
 490         adDBFileTime    = 137,
 491         adPropVariant   = 138,
 492         adVarNumeric    = 139
 493 */
 494         function MetaType($t,$len=-1,$fieldobj=false)
 495         {
 496                 if (is_object($t)) {
 497                         $fieldobj = $t;
 498                         $t = $fieldobj->type;
 499                         $len = $fieldobj->max_length;
 500                 }
 501
 502                 if (!is_numeric($t)) return $t;
 503
 504                 switch ($t) {
 505                 case 0:
 506                 case 12: // variant
 507                 case 8: // bstr
 508                 case 129: //char
 509                 case 130: //wc
 510                 case 200: // varc
 511                 case 202:// varWC
 512                 case 128: // bin
 513                 case 204: // varBin
 514                 case 72: // guid
 515                         if ($len <= $this->blobSize) return 'C';
 516
 517                 case 201:
 518                 case 203:
 519                         return 'X';
 520                 case 128:
 521                 case 204:
 522                 case 205:
 523                          return 'B';
 524                 case 7:
 525                 case 133: return 'D';
 526
 527                 case 134:
 528                 case 135: return 'T';
 529
 530                 case 11: return 'L';
 531
 532                 case 16://      adTinyInt       = 16,
 533                 case 2://adSmallInt     = 2,
 534                 case 3://adInteger      = 3,
 535                 case 4://adBigInt       = 20,
 536                 case 17://adUnsignedTinyInt     = 17,
 537                 case 18://adUnsignedSmallInt    = 18,
 538                 case 19://adUnsignedInt = 19,
 539                 case 20://adUnsignedBigInt      = 21,
 540                         return 'I';
 541                 default: return 'N';
 542                 }
 543         }
 544
 545         // time stamp not supported yet
 546         function _fetch()
 547         {
 548                 $rs = $this->_queryID;
 549                 if (!$rs or $rs->EOF) {
 550                         $this->fields = false;
 551                         return false;
 552                 }
 553                 $this->fields = array();
 554
 555                 if (!$this->_tarr) {
 556                         $tarr = array();
 557                         $flds = array();
 558                         for ($i=0,$max = $this->_numOfFields; $i < $max; $i++) {
 559                                 $f = $rs->Fields($i);
 560                                 $flds[] = $f;
 561                                 $tarr[] = $f->Type;
 562                         }
 563                         // bind types and flds only once
 564                         $this->_tarr = $tarr;
 565                         $this->_flds = $flds;
 566                 }
 567                 $t = reset($this->_tarr);
 568                 $f = reset($this->_flds);
 569
 570                 if ($this->hideErrors)  $olde = error_reporting(E_ERROR|E_CORE_ERROR);// sometimes $f->value be null
 571                 for ($i=0,$max = $this->_numOfFields; $i < $max; $i++) {
 572                         //echo "<p>",$t,' ';var_dump($f->value); echo '</p>';
 573                         switch($t) {
 574                         case 135: // timestamp
 575                                 if (!strlen((string)$f->value)) $this->fields[] = false;
 576                                 else {
 577                                         if (!is_numeric($f->value)) # $val = variant_date_to_timestamp($f->value);
 578                                                 // VT_DATE stores dates as (float) fractional days since 1899/12/30 00:00:00
 579                                                 $val=(float) variant_cast($f->value,VT_R8)*3600*24-2209161600;
 580                                         else
 581                                                 $val = $f->value;
 582                                         $this->fields[] = adodb_date('Y-m-d H:i:s',$val);
 583                                 }
 584                                 break;
 585                         case 133:// A date value (yyyymmdd)
 586                                 if ($val = $f->value) {
 587                                         $this->fields[] = substr($val,0,4).'-'.substr($val,4,2).'-'.substr($val,6,2);
 588                                 } else
 589                                         $this->fields[] = false;
 590                                 break;
 591                         case 7: // adDate
 592                                 if (!strlen((string)$f->value)) $this->fields[] = false;
 593                                 else {
 594                                         if (!is_numeric($f->value)) $val = variant_date_to_timestamp($f->value);
 595                                         else $val = $f->value;
 596
 597                                         if (($val % 86400) == 0) $this->fields[] = adodb_date('Y-m-d',$val);
 598                                         else $this->fields[] = adodb_date('Y-m-d H:i:s',$val);
 599                                 }
 600                                 break;
 601                         case 1: // null
 602                                 $this->fields[] = false;
 603                                 break;
 604                         case 6: // currency is not supported properly;
 605                                 ADOConnection::outp( '<b>'.$f->Name.': currency type not supported by PHP</b>');
 606                                 $this->fields[] = (float) $f->value;
 607                                 break;
 608                         case 11: //BIT;
 609                                 $val = "";
 610                                 if(is_bool($f->value))  {
 611                                         if($f->value==true) $val = 1;
 612                                         else $val = 0;
 613                                 }
 614                                 if(is_null($f->value)) $val = null;
 615
 616                                 $this->fields[] = $val;
 617                                 break;
 618                         default:
 619                                 $this->fields[] = $f->value;
 620                                 break;
 621                         }
 622                         //print " $f->value $t, ";
 623                         $f = next($this->_flds);
 624                         $t = next($this->_tarr);
 625                 } // for
 626                 if ($this->hideErrors) error_reporting($olde);
 627                 @$rs->MoveNext(); // @ needed for some versions of PHP!
 628
 629                 if ($this->fetchMode & ADODB_FETCH_ASSOC) {
 630                         $this->fields = $this->GetRowAssoc();
 631                 }
 632                 return true;
 633         }
 634
 635                 function NextRecordSet()
 636                 {
 637                         $rs = $this->_queryID;
 638                         $this->_queryID = $rs->NextRecordSet();
 639                         //$this->_queryID = $this->_QueryId->NextRecordSet();
 640                         if ($this->_queryID == null) return false;
 641
 642                         $this->_currentRow = -1;
 643                         $this->_currentPage = -1;
 644                         $this->bind = false;
 645                         $this->fields = false;
 646                         $this->_flds = false;
 647                         $this->_tarr = false;
 648
 649                         $this->_inited = false;
 650                         $this->Init();
 651                         return true;
 652                 }
 653
 654         function _close() {
 655                 $this->_flds = false;
 656                 @$this->_queryID->Close();// by Pete Dishman (peterd@telephonetics.co.uk)
 657                 $this->_queryID = false;
 658         }
 659
 660 }