[2] | 1 | <?php |
---|
| 2 | /* |
---|
[34] | 3 | V4.94 23 Jan 2007 (c) 2000-2007 John Lim. All rights reserved. |
---|
[2] | 4 | Released under both BSD license and Lesser GPL library license. |
---|
| 5 | Whenever there is any discrepancy between the two licenses, |
---|
| 6 | the BSD license will take precedence. |
---|
| 7 | Set tabs to 4 for best viewing. |
---|
| 8 | |
---|
| 9 | Latest version is available at http://adodb.sourceforge.net |
---|
| 10 | |
---|
| 11 | Sybase driver contributed by Toni (toni.tunkkari@finebyte.com) |
---|
| 12 | |
---|
| 13 | - MSSQL date patch applied. |
---|
| 14 | |
---|
| 15 | Date patch by Toni 15 Feb 2002 |
---|
| 16 | */ |
---|
| 17 | |
---|
| 18 | // security - hide paths |
---|
| 19 | if (!defined('ADODB_DIR')) die(); |
---|
| 20 | |
---|
| 21 | class ADODB_sybase extends ADOConnection { |
---|
| 22 | var $databaseType = "sybase"; |
---|
[34] | 23 | var $dataProvider = 'sybase'; |
---|
[2] | 24 | var $replaceQuote = "''"; // string to use to replace quotes |
---|
| 25 | var $fmtDate = "'Y-m-d'"; |
---|
| 26 | var $fmtTimeStamp = "'Y-m-d H:i:s'"; |
---|
| 27 | var $hasInsertID = true; |
---|
| 28 | var $hasAffectedRows = true; |
---|
| 29 | var $metaTablesSQL="select name from sysobjects where type='U' or type='V'"; |
---|
| 30 | // see http://sybooks.sybase.com/onlinebooks/group-aw/awg0800e/dbrfen8/@ebt-link;pt=5981;uf=0?target=0;window=new;showtoc=true;book=dbrfen8 |
---|
| 31 | var $metaColumnsSQL = "SELECT c.column_name, c.column_type, c.width FROM syscolumn c, systable t WHERE t.table_name='%s' AND c.table_id=t.table_id AND t.table_type='BASE'"; |
---|
| 32 | /* |
---|
| 33 | "select c.name,t.name,c.length from |
---|
| 34 | syscolumns c join systypes t on t.xusertype=c.xusertype join sysobjects o on o.id=c.id |
---|
| 35 | where o.name='%s'"; |
---|
| 36 | */ |
---|
| 37 | var $concat_operator = '+'; |
---|
| 38 | var $arrayClass = 'ADORecordSet_array_sybase'; |
---|
| 39 | var $sysDate = 'GetDate()'; |
---|
| 40 | var $leftOuter = '*='; |
---|
| 41 | var $rightOuter = '=*'; |
---|
| 42 | |
---|
| 43 | function ADODB_sybase() |
---|
| 44 | { |
---|
| 45 | } |
---|
| 46 | |
---|
| 47 | // might require begintrans -- committrans |
---|
| 48 | function _insertid() |
---|
| 49 | { |
---|
| 50 | return $this->GetOne('select @@identity'); |
---|
| 51 | } |
---|
| 52 | // might require begintrans -- committrans |
---|
| 53 | function _affectedrows() |
---|
| 54 | { |
---|
| 55 | return $this->GetOne('select @@rowcount'); |
---|
| 56 | } |
---|
| 57 | |
---|
| 58 | |
---|
| 59 | function BeginTrans() |
---|
| 60 | { |
---|
| 61 | |
---|
| 62 | if ($this->transOff) return true; |
---|
| 63 | $this->transCnt += 1; |
---|
| 64 | |
---|
| 65 | $this->Execute('BEGIN TRAN'); |
---|
| 66 | return true; |
---|
| 67 | } |
---|
| 68 | |
---|
| 69 | function CommitTrans($ok=true) |
---|
| 70 | { |
---|
| 71 | if ($this->transOff) return true; |
---|
| 72 | |
---|
| 73 | if (!$ok) return $this->RollbackTrans(); |
---|
| 74 | |
---|
| 75 | $this->transCnt -= 1; |
---|
| 76 | $this->Execute('COMMIT TRAN'); |
---|
| 77 | return true; |
---|
| 78 | } |
---|
| 79 | |
---|
| 80 | function RollbackTrans() |
---|
| 81 | { |
---|
| 82 | if ($this->transOff) return true; |
---|
| 83 | $this->transCnt -= 1; |
---|
| 84 | $this->Execute('ROLLBACK TRAN'); |
---|
| 85 | return true; |
---|
| 86 | } |
---|
| 87 | |
---|
| 88 | // http://www.isug.com/Sybase_FAQ/ASE/section6.1.html#6.1.4 |
---|
[34] | 89 | function RowLock($tables,$where,$flds='top 1 null as ignore') |
---|
[2] | 90 | { |
---|
| 91 | if (!$this->_hastrans) $this->BeginTrans(); |
---|
| 92 | $tables = str_replace(',',' HOLDLOCK,',$tables); |
---|
[34] | 93 | return $this->GetOne("select $flds from $tables HOLDLOCK where $where"); |
---|
[2] | 94 | |
---|
| 95 | } |
---|
| 96 | |
---|
[34] | 97 | function SelectDB($dbName) |
---|
| 98 | { |
---|
| 99 | $this->database = $dbName; |
---|
| 100 | $this->databaseName = $dbName; # obsolete, retained for compat with older adodb versions |
---|
[2] | 101 | if ($this->_connectionID) { |
---|
| 102 | return @sybase_select_db($dbName); |
---|
| 103 | } |
---|
| 104 | else return false; |
---|
| 105 | } |
---|
| 106 | |
---|
| 107 | /* Returns: the last error message from previous database operation |
---|
| 108 | Note: This function is NOT available for Microsoft SQL Server. */ |
---|
| 109 | |
---|
[34] | 110 | |
---|
| 111 | function ErrorMsg() |
---|
[2] | 112 | { |
---|
| 113 | if ($this->_logsql) return $this->_errorMsg; |
---|
[34] | 114 | if (function_exists('sybase_get_last_message')) |
---|
| 115 | $this->_errorMsg = sybase_get_last_message(); |
---|
| 116 | else |
---|
| 117 | $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : 'SYBASE error messages not supported on this platform'; |
---|
[2] | 118 | return $this->_errorMsg; |
---|
| 119 | } |
---|
| 120 | |
---|
| 121 | // returns true or false |
---|
| 122 | function _connect($argHostname, $argUsername, $argPassword, $argDatabasename) |
---|
| 123 | { |
---|
| 124 | if (!function_exists('sybase_connect')) return null; |
---|
| 125 | |
---|
| 126 | $this->_connectionID = sybase_connect($argHostname,$argUsername,$argPassword); |
---|
| 127 | if ($this->_connectionID === false) return false; |
---|
| 128 | if ($argDatabasename) return $this->SelectDB($argDatabasename); |
---|
| 129 | return true; |
---|
| 130 | } |
---|
| 131 | // returns true or false |
---|
| 132 | function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename) |
---|
| 133 | { |
---|
| 134 | if (!function_exists('sybase_connect')) return null; |
---|
| 135 | |
---|
| 136 | $this->_connectionID = sybase_pconnect($argHostname,$argUsername,$argPassword); |
---|
| 137 | if ($this->_connectionID === false) return false; |
---|
| 138 | if ($argDatabasename) return $this->SelectDB($argDatabasename); |
---|
| 139 | return true; |
---|
| 140 | } |
---|
| 141 | |
---|
| 142 | // returns query ID if successful, otherwise false |
---|
| 143 | function _query($sql,$inputarr) |
---|
| 144 | { |
---|
| 145 | global $ADODB_COUNTRECS; |
---|
| 146 | |
---|
| 147 | if ($ADODB_COUNTRECS == false && ADODB_PHPVER >= 0x4300) |
---|
| 148 | return sybase_unbuffered_query($sql,$this->_connectionID); |
---|
| 149 | else |
---|
| 150 | return sybase_query($sql,$this->_connectionID); |
---|
| 151 | } |
---|
| 152 | |
---|
| 153 | // See http://www.isug.com/Sybase_FAQ/ASE/section6.2.html#6.2.12 |
---|
| 154 | function &SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0) |
---|
| 155 | { |
---|
| 156 | if ($secs2cache > 0) {// we do not cache rowcount, so we have to load entire recordset |
---|
| 157 | $rs =& ADOConnection::SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache); |
---|
| 158 | return $rs; |
---|
| 159 | } |
---|
[34] | 160 | |
---|
| 161 | $nrows = (integer) $nrows; |
---|
| 162 | $offset = (integer) $offset; |
---|
| 163 | |
---|
| 164 | $cnt = ($nrows >= 0) ? $nrows : 999999999; |
---|
[2] | 165 | if ($offset > 0 && $cnt) $cnt += $offset; |
---|
| 166 | |
---|
| 167 | $this->Execute("set rowcount $cnt"); |
---|
| 168 | $rs =& ADOConnection::SelectLimit($sql,$nrows,$offset,$inputarr,0); |
---|
[34] | 169 | $this->Execute("set rowcount 0"); |
---|
[2] | 170 | |
---|
| 171 | return $rs; |
---|
| 172 | } |
---|
| 173 | |
---|
| 174 | // returns true or false |
---|
| 175 | function _close() |
---|
| 176 | { |
---|
| 177 | return @sybase_close($this->_connectionID); |
---|
| 178 | } |
---|
| 179 | |
---|
| 180 | function UnixDate($v) |
---|
| 181 | { |
---|
| 182 | return ADORecordSet_array_sybase::UnixDate($v); |
---|
| 183 | } |
---|
| 184 | |
---|
| 185 | function UnixTimeStamp($v) |
---|
| 186 | { |
---|
| 187 | return ADORecordSet_array_sybase::UnixTimeStamp($v); |
---|
| 188 | } |
---|
| 189 | |
---|
| 190 | |
---|
| 191 | |
---|
| 192 | # Added 2003-10-05 by Chris Phillipson |
---|
| 193 | # Used ASA SQL Reference Manual -- http://sybooks.sybase.com/onlinebooks/group-aw/awg0800e/dbrfen8/@ebt-link;pt=16756?target=%25N%15_12018_START_RESTART_N%25 |
---|
| 194 | # to convert similar Microsoft SQL*Server (mssql) API into Sybase compatible version |
---|
| 195 | // Format date column in sql string given an input format that understands Y M D |
---|
| 196 | function SQLDate($fmt, $col=false) |
---|
| 197 | { |
---|
| 198 | if (!$col) $col = $this->sysTimeStamp; |
---|
| 199 | $s = ''; |
---|
| 200 | |
---|
| 201 | $len = strlen($fmt); |
---|
| 202 | for ($i=0; $i < $len; $i++) { |
---|
| 203 | if ($s) $s .= '+'; |
---|
| 204 | $ch = $fmt[$i]; |
---|
| 205 | switch($ch) { |
---|
| 206 | case 'Y': |
---|
| 207 | case 'y': |
---|
| 208 | $s .= "datename(yy,$col)"; |
---|
| 209 | break; |
---|
| 210 | case 'M': |
---|
| 211 | $s .= "convert(char(3),$col,0)"; |
---|
| 212 | break; |
---|
| 213 | case 'm': |
---|
| 214 | $s .= "replace(str(month($col),2),' ','0')"; |
---|
| 215 | break; |
---|
| 216 | case 'Q': |
---|
| 217 | case 'q': |
---|
| 218 | $s .= "datename(qq,$col)"; |
---|
| 219 | break; |
---|
| 220 | case 'D': |
---|
| 221 | case 'd': |
---|
| 222 | $s .= "replace(str(datepart(dd,$col),2),' ','0')"; |
---|
| 223 | break; |
---|
| 224 | case 'h': |
---|
| 225 | $s .= "substring(convert(char(14),$col,0),13,2)"; |
---|
| 226 | break; |
---|
| 227 | |
---|
| 228 | case 'H': |
---|
| 229 | $s .= "replace(str(datepart(hh,$col),2),' ','0')"; |
---|
| 230 | break; |
---|
| 231 | |
---|
| 232 | case 'i': |
---|
| 233 | $s .= "replace(str(datepart(mi,$col),2),' ','0')"; |
---|
| 234 | break; |
---|
| 235 | case 's': |
---|
| 236 | $s .= "replace(str(datepart(ss,$col),2),' ','0')"; |
---|
| 237 | break; |
---|
| 238 | case 'a': |
---|
| 239 | case 'A': |
---|
| 240 | $s .= "substring(convert(char(19),$col,0),18,2)"; |
---|
| 241 | break; |
---|
| 242 | |
---|
| 243 | default: |
---|
| 244 | if ($ch == '\\') { |
---|
| 245 | $i++; |
---|
| 246 | $ch = substr($fmt,$i,1); |
---|
| 247 | } |
---|
| 248 | $s .= $this->qstr($ch); |
---|
| 249 | break; |
---|
| 250 | } |
---|
| 251 | } |
---|
| 252 | return $s; |
---|
| 253 | } |
---|
| 254 | |
---|
| 255 | # Added 2003-10-07 by Chris Phillipson |
---|
| 256 | # Used ASA SQL Reference Manual -- http://sybooks.sybase.com/onlinebooks/group-aw/awg0800e/dbrfen8/@ebt-link;pt=5981;uf=0?target=0;window=new;showtoc=true;book=dbrfen8 |
---|
| 257 | # to convert similar Microsoft SQL*Server (mssql) API into Sybase compatible version |
---|
| 258 | function MetaPrimaryKeys($table) |
---|
| 259 | { |
---|
| 260 | $sql = "SELECT c.column_name " . |
---|
| 261 | "FROM syscolumn c, systable t " . |
---|
| 262 | "WHERE t.table_name='$table' AND c.table_id=t.table_id " . |
---|
| 263 | "AND t.table_type='BASE' " . |
---|
| 264 | "AND c.pkey = 'Y' " . |
---|
| 265 | "ORDER BY c.column_id"; |
---|
| 266 | |
---|
| 267 | $a = $this->GetCol($sql); |
---|
| 268 | if ($a && sizeof($a)>0) return $a; |
---|
| 269 | return false; |
---|
| 270 | } |
---|
| 271 | } |
---|
| 272 | |
---|
| 273 | /*-------------------------------------------------------------------------------------- |
---|
| 274 | Class Name: Recordset |
---|
| 275 | --------------------------------------------------------------------------------------*/ |
---|
| 276 | global $ADODB_sybase_mths; |
---|
| 277 | $ADODB_sybase_mths = array( |
---|
| 278 | 'JAN'=>1,'FEB'=>2,'MAR'=>3,'APR'=>4,'MAY'=>5,'JUN'=>6, |
---|
| 279 | 'JUL'=>7,'AUG'=>8,'SEP'=>9,'OCT'=>10,'NOV'=>11,'DEC'=>12); |
---|
| 280 | |
---|
| 281 | class ADORecordset_sybase extends ADORecordSet { |
---|
| 282 | |
---|
| 283 | var $databaseType = "sybase"; |
---|
| 284 | var $canSeek = true; |
---|
| 285 | // _mths works only in non-localised system |
---|
| 286 | var $_mths = array('JAN'=>1,'FEB'=>2,'MAR'=>3,'APR'=>4,'MAY'=>5,'JUN'=>6,'JUL'=>7,'AUG'=>8,'SEP'=>9,'OCT'=>10,'NOV'=>11,'DEC'=>12); |
---|
| 287 | |
---|
| 288 | function ADORecordset_sybase($id,$mode=false) |
---|
| 289 | { |
---|
| 290 | if ($mode === false) { |
---|
| 291 | global $ADODB_FETCH_MODE; |
---|
| 292 | $mode = $ADODB_FETCH_MODE; |
---|
| 293 | } |
---|
| 294 | if (!$mode) $this->fetchMode = ADODB_FETCH_ASSOC; |
---|
| 295 | else $this->fetchMode = $mode; |
---|
[34] | 296 | $this->ADORecordSet($id,$mode); |
---|
[2] | 297 | } |
---|
| 298 | |
---|
| 299 | /* Returns: an object containing field information. |
---|
| 300 | Get column information in the Recordset object. fetchField() can be used in order to obtain information about |
---|
| 301 | fields in a certain query result. If the field offset isn't specified, the next field that wasn't yet retrieved by |
---|
| 302 | fetchField() is retrieved. */ |
---|
| 303 | function &FetchField($fieldOffset = -1) |
---|
| 304 | { |
---|
| 305 | if ($fieldOffset != -1) { |
---|
| 306 | $o = @sybase_fetch_field($this->_queryID, $fieldOffset); |
---|
| 307 | } |
---|
| 308 | else if ($fieldOffset == -1) { /* The $fieldOffset argument is not provided thus its -1 */ |
---|
| 309 | $o = @sybase_fetch_field($this->_queryID); |
---|
| 310 | } |
---|
| 311 | // older versions of PHP did not support type, only numeric |
---|
| 312 | if ($o && !isset($o->type)) $o->type = ($o->numeric) ? 'float' : 'varchar'; |
---|
| 313 | return $o; |
---|
| 314 | } |
---|
| 315 | |
---|
| 316 | function _initrs() |
---|
| 317 | { |
---|
| 318 | global $ADODB_COUNTRECS; |
---|
| 319 | $this->_numOfRows = ($ADODB_COUNTRECS)? @sybase_num_rows($this->_queryID):-1; |
---|
| 320 | $this->_numOfFields = @sybase_num_fields($this->_queryID); |
---|
| 321 | } |
---|
| 322 | |
---|
| 323 | function _seek($row) |
---|
| 324 | { |
---|
| 325 | return @sybase_data_seek($this->_queryID, $row); |
---|
| 326 | } |
---|
| 327 | |
---|
| 328 | function _fetch($ignore_fields=false) |
---|
| 329 | { |
---|
| 330 | if ($this->fetchMode == ADODB_FETCH_NUM) { |
---|
| 331 | $this->fields = @sybase_fetch_row($this->_queryID); |
---|
| 332 | } else if ($this->fetchMode == ADODB_FETCH_ASSOC) { |
---|
| 333 | $this->fields = @sybase_fetch_row($this->_queryID); |
---|
| 334 | if (is_array($this->fields)) { |
---|
| 335 | $this->fields = $this->GetRowAssoc(ADODB_ASSOC_CASE); |
---|
| 336 | return true; |
---|
| 337 | } |
---|
| 338 | return false; |
---|
| 339 | } else { |
---|
| 340 | $this->fields = @sybase_fetch_array($this->_queryID); |
---|
| 341 | } |
---|
| 342 | if ( is_array($this->fields)) { |
---|
| 343 | return true; |
---|
| 344 | } |
---|
| 345 | |
---|
| 346 | return false; |
---|
| 347 | } |
---|
| 348 | |
---|
| 349 | /* close() only needs to be called if you are worried about using too much memory while your script |
---|
| 350 | is running. All associated result memory for the specified result identifier will automatically be freed. */ |
---|
| 351 | function _close() { |
---|
| 352 | return @sybase_free_result($this->_queryID); |
---|
| 353 | } |
---|
| 354 | |
---|
| 355 | // sybase/mssql uses a default date like Dec 30 2000 12:00AM |
---|
| 356 | function UnixDate($v) |
---|
| 357 | { |
---|
| 358 | return ADORecordSet_array_sybase::UnixDate($v); |
---|
| 359 | } |
---|
| 360 | |
---|
| 361 | function UnixTimeStamp($v) |
---|
| 362 | { |
---|
| 363 | return ADORecordSet_array_sybase::UnixTimeStamp($v); |
---|
| 364 | } |
---|
| 365 | } |
---|
| 366 | |
---|
| 367 | class ADORecordSet_array_sybase extends ADORecordSet_array { |
---|
| 368 | function ADORecordSet_array_sybase($id=-1) |
---|
| 369 | { |
---|
| 370 | $this->ADORecordSet_array($id); |
---|
| 371 | } |
---|
| 372 | |
---|
| 373 | // sybase/mssql uses a default date like Dec 30 2000 12:00AM |
---|
| 374 | function UnixDate($v) |
---|
| 375 | { |
---|
| 376 | global $ADODB_sybase_mths; |
---|
| 377 | |
---|
| 378 | //Dec 30 2000 12:00AM |
---|
| 379 | if (!ereg( "([A-Za-z]{3})[-/\. ]+([0-9]{1,2})[-/\. ]+([0-9]{4})" |
---|
| 380 | ,$v, $rr)) return parent::UnixDate($v); |
---|
| 381 | |
---|
| 382 | if ($rr[3] <= TIMESTAMP_FIRST_YEAR) return 0; |
---|
| 383 | |
---|
| 384 | $themth = substr(strtoupper($rr[1]),0,3); |
---|
| 385 | $themth = $ADODB_sybase_mths[$themth]; |
---|
| 386 | if ($themth <= 0) return false; |
---|
| 387 | // h-m-s-MM-DD-YY |
---|
| 388 | return mktime(0,0,0,$themth,$rr[2],$rr[3]); |
---|
| 389 | } |
---|
| 390 | |
---|
| 391 | function UnixTimeStamp($v) |
---|
| 392 | { |
---|
| 393 | global $ADODB_sybase_mths; |
---|
| 394 | //11.02.2001 Toni Tunkkari toni.tunkkari@finebyte.com |
---|
| 395 | //Changed [0-9] to [0-9 ] in day conversion |
---|
| 396 | if (!ereg( "([A-Za-z]{3})[-/\. ]([0-9 ]{1,2})[-/\. ]([0-9]{4}) +([0-9]{1,2}):([0-9]{1,2}) *([apAP]{0,1})" |
---|
| 397 | ,$v, $rr)) return parent::UnixTimeStamp($v); |
---|
| 398 | if ($rr[3] <= TIMESTAMP_FIRST_YEAR) return 0; |
---|
| 399 | |
---|
| 400 | $themth = substr(strtoupper($rr[1]),0,3); |
---|
| 401 | $themth = $ADODB_sybase_mths[$themth]; |
---|
| 402 | if ($themth <= 0) return false; |
---|
| 403 | |
---|
| 404 | switch (strtoupper($rr[6])) { |
---|
| 405 | case 'P': |
---|
| 406 | if ($rr[4]<12) $rr[4] += 12; |
---|
| 407 | break; |
---|
| 408 | case 'A': |
---|
| 409 | if ($rr[4]==12) $rr[4] = 0; |
---|
| 410 | break; |
---|
| 411 | default: |
---|
| 412 | break; |
---|
| 413 | } |
---|
| 414 | // h-m-s-MM-DD-YY |
---|
| 415 | return mktime($rr[4],$rr[5],0,$themth,$rr[2],$rr[3]); |
---|
| 416 | } |
---|
| 417 | } |
---|
| 418 | ?> |
---|