887 lines
25 KiB
PHP
887 lines
25 KiB
PHP
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<?php
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/*
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V5.11 5 May 2010 (c) 2000-2010 John Lim (jlim#natsoft.com). All rights reserved.
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Released under both BSD license and Lesser GPL library license.
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Whenever there is any discrepancy between the two licenses,
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the BSD license will take precedence.
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Latest version is available at http://adodb.sourceforge.net
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Interbase data driver. Requires interbase client. Works on Windows and Unix.
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3 Jan 2002 -- suggestions by Hans-Peter Oeri <kampfcaspar75@oeri.ch>
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changed transaction handling and added experimental blob stuff
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Docs to interbase at the website
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http://www.synectics.co.za/php3/tutorial/IB_PHP3_API.html
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To use gen_id(), see
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http://www.volny.cz/iprenosil/interbase/ip_ib_code.htm#_code_creategen
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$rs = $conn->Execute('select gen_id(adodb,1) from rdb$database');
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$id = $rs->fields[0];
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$conn->Execute("insert into table (id, col1,...) values ($id, $val1,...)");
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*/
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// security - hide paths
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if (!defined('ADODB_DIR')) die();
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class ADODB_ibase extends ADOConnection {
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var $databaseType = "ibase";
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var $dataProvider = "ibase";
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var $replaceQuote = "''"; // string to use to replace quotes
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var $ibase_datefmt = '%Y-%m-%d'; // For hours,mins,secs change to '%Y-%m-%d %H:%M:%S';
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var $fmtDate = "'Y-m-d'";
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var $ibase_timestampfmt = "%Y-%m-%d %H:%M:%S";
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var $ibase_timefmt = "%H:%M:%S";
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var $fmtTimeStamp = "'Y-m-d, H:i:s'";
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var $concat_operator='||';
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var $_transactionID;
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var $metaTablesSQL = "select rdb\$relation_name from rdb\$relations where rdb\$relation_name not like 'RDB\$%'";
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//OPN STUFF start
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var $metaColumnsSQL = "select a.rdb\$field_name, a.rdb\$null_flag, a.rdb\$default_source, b.rdb\$field_length, b.rdb\$field_scale, b.rdb\$field_sub_type, b.rdb\$field_precision, b.rdb\$field_type from rdb\$relation_fields a, rdb\$fields b where a.rdb\$field_source = b.rdb\$field_name and a.rdb\$relation_name = '%s' order by a.rdb\$field_position asc";
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//OPN STUFF end
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var $ibasetrans;
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var $hasGenID = true;
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var $_bindInputArray = true;
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var $buffers = 0;
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var $dialect = 1;
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var $sysDate = "cast('TODAY' as timestamp)";
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var $sysTimeStamp = "CURRENT_TIMESTAMP"; //"cast('NOW' as timestamp)";
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var $ansiOuter = true;
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var $hasAffectedRows = false;
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var $poorAffectedRows = true;
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var $blobEncodeType = 'C';
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var $role = false;
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function ADODB_ibase()
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{
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if (defined('IBASE_DEFAULT')) $this->ibasetrans = IBASE_DEFAULT;
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}
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// returns true or false
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function _connect($argHostname, $argUsername, $argPassword, $argDatabasename,$persist=false)
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{
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if (!function_exists('ibase_pconnect')) return null;
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if ($argDatabasename) $argHostname .= ':'.$argDatabasename;
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$fn = ($persist) ? 'ibase_pconnect':'ibase_connect';
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if ($this->role)
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$this->_connectionID = $fn($argHostname,$argUsername,$argPassword,
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$this->charSet,$this->buffers,$this->dialect,$this->role);
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else
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$this->_connectionID = $fn($argHostname,$argUsername,$argPassword,
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$this->charSet,$this->buffers,$this->dialect);
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if ($this->dialect != 1) { // http://www.ibphoenix.com/ibp_60_del_id_ds.html
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$this->replaceQuote = "''";
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}
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if ($this->_connectionID === false) {
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$this->_handleerror();
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return false;
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}
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// PHP5 change.
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if (function_exists('ibase_timefmt')) {
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ibase_timefmt($this->ibase_datefmt,IBASE_DATE );
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if ($this->dialect == 1) ibase_timefmt($this->ibase_datefmt,IBASE_TIMESTAMP );
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else ibase_timefmt($this->ibase_timestampfmt,IBASE_TIMESTAMP );
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ibase_timefmt($this->ibase_timefmt,IBASE_TIME );
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} else {
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ini_set("ibase.timestampformat", $this->ibase_timestampfmt);
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ini_set("ibase.dateformat", $this->ibase_datefmt);
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ini_set("ibase.timeformat", $this->ibase_timefmt);
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}
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return true;
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}
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// returns true or false
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function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename)
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{
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return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabasename,true);
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}
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function MetaPrimaryKeys($table,$owner_notused=false,$internalKey=false)
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{
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if ($internalKey) return array('RDB$DB_KEY');
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$table = strtoupper($table);
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$sql = 'SELECT S.RDB$FIELD_NAME AFIELDNAME
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FROM RDB$INDICES I JOIN RDB$INDEX_SEGMENTS S ON I.RDB$INDEX_NAME=S.RDB$INDEX_NAME
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WHERE I.RDB$RELATION_NAME=\''.$table.'\' and I.RDB$INDEX_NAME like \'RDB$PRIMARY%\'
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ORDER BY I.RDB$INDEX_NAME,S.RDB$FIELD_POSITION';
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$a = $this->GetCol($sql,false,true);
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if ($a && sizeof($a)>0) return $a;
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return false;
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}
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function ServerInfo()
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{
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$arr['dialect'] = $this->dialect;
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switch($arr['dialect']) {
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case '':
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case '1': $s = 'Interbase 5.5 or earlier'; break;
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case '2': $s = 'Interbase 5.6'; break;
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default:
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case '3': $s = 'Interbase 6.0'; break;
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}
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$arr['version'] = ADOConnection::_findvers($s);
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$arr['description'] = $s;
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return $arr;
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}
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function BeginTrans()
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{
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if ($this->transOff) return true;
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$this->transCnt += 1;
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$this->autoCommit = false;
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$this->_transactionID = $this->_connectionID;//ibase_trans($this->ibasetrans, $this->_connectionID);
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return $this->_transactionID;
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}
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function CommitTrans($ok=true)
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{
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if (!$ok) return $this->RollbackTrans();
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if ($this->transOff) return true;
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if ($this->transCnt) $this->transCnt -= 1;
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$ret = false;
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$this->autoCommit = true;
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if ($this->_transactionID) {
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//print ' commit ';
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$ret = ibase_commit($this->_transactionID);
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}
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$this->_transactionID = false;
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return $ret;
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}
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// there are some compat problems with ADODB_COUNTRECS=false and $this->_logsql currently.
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// it appears that ibase extension cannot support multiple concurrent queryid's
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function _Execute($sql,$inputarr=false)
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{
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global $ADODB_COUNTRECS;
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if ($this->_logsql) {
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$savecrecs = $ADODB_COUNTRECS;
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$ADODB_COUNTRECS = true; // force countrecs
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$ret = ADOConnection::_Execute($sql,$inputarr);
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$ADODB_COUNTRECS = $savecrecs;
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} else {
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$ret = ADOConnection::_Execute($sql,$inputarr);
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}
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return $ret;
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}
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function RollbackTrans()
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{
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if ($this->transOff) return true;
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if ($this->transCnt) $this->transCnt -= 1;
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$ret = false;
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$this->autoCommit = true;
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if ($this->_transactionID)
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$ret = ibase_rollback($this->_transactionID);
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$this->_transactionID = false;
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return $ret;
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}
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function MetaIndexes ($table, $primary = FALSE, $owner=false)
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{
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// save old fetch mode
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global $ADODB_FETCH_MODE;
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$false = false;
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$save = $ADODB_FETCH_MODE;
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$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
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if ($this->fetchMode !== FALSE) {
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$savem = $this->SetFetchMode(FALSE);
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}
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$table = strtoupper($table);
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$sql = "SELECT * FROM RDB\$INDICES WHERE RDB\$RELATION_NAME = '".$table."'";
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if (!$primary) {
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$sql .= " AND RDB\$INDEX_NAME NOT LIKE 'RDB\$%'";
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} else {
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$sql .= " AND RDB\$INDEX_NAME NOT LIKE 'RDB\$FOREIGN%'";
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}
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// get index details
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$rs = $this->Execute($sql);
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if (!is_object($rs)) {
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// restore fetchmode
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if (isset($savem)) {
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$this->SetFetchMode($savem);
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}
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$ADODB_FETCH_MODE = $save;
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return $false;
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}
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$indexes = array();
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while ($row = $rs->FetchRow()) {
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$index = $row[0];
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if (!isset($indexes[$index])) {
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if (is_null($row[3])) {$row[3] = 0;}
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$indexes[$index] = array(
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'unique' => ($row[3] == 1),
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'columns' => array()
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);
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}
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$sql = "SELECT * FROM RDB\$INDEX_SEGMENTS WHERE RDB\$INDEX_NAME = '".$index."' ORDER BY RDB\$FIELD_POSITION ASC";
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$rs1 = $this->Execute($sql);
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while ($row1 = $rs1->FetchRow()) {
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$indexes[$index]['columns'][$row1[2]] = $row1[1];
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}
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}
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// restore fetchmode
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if (isset($savem)) {
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$this->SetFetchMode($savem);
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}
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$ADODB_FETCH_MODE = $save;
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return $indexes;
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}
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// See http://community.borland.com/article/0,1410,25844,00.html
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function RowLock($tables,$where,$col=false)
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{
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if ($this->autoCommit) $this->BeginTrans();
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$this->Execute("UPDATE $table SET $col=$col WHERE $where "); // is this correct - jlim?
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return 1;
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}
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function CreateSequence($seqname,$startID=1)
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{
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$ok = $this->Execute(("INSERT INTO RDB\$GENERATORS (RDB\$GENERATOR_NAME) VALUES (UPPER('$seqname'))" ));
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if (!$ok) return false;
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return $this->Execute("SET GENERATOR $seqname TO ".($startID-1).';');
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}
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function DropSequence($seqname)
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{
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$seqname = strtoupper($seqname);
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$this->Execute("delete from RDB\$GENERATORS where RDB\$GENERATOR_NAME='$seqname'");
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}
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function GenID($seqname='adodbseq',$startID=1)
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{
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$getnext = ("SELECT Gen_ID($seqname,1) FROM RDB\$DATABASE");
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$rs = @$this->Execute($getnext);
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if (!$rs) {
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$this->Execute(("INSERT INTO RDB\$GENERATORS (RDB\$GENERATOR_NAME) VALUES (UPPER('$seqname'))" ));
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$this->Execute("SET GENERATOR $seqname TO ".($startID-1).';');
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$rs = $this->Execute($getnext);
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}
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if ($rs && !$rs->EOF) $this->genID = (integer) reset($rs->fields);
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else $this->genID = 0; // false
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if ($rs) $rs->Close();
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return $this->genID;
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}
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function SelectDB($dbName)
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{
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return false;
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}
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function _handleerror()
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{
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$this->_errorMsg = ibase_errmsg();
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}
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function ErrorNo()
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{
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if (preg_match('/error code = ([\-0-9]*)/i', $this->_errorMsg,$arr)) return (integer) $arr[1];
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else return 0;
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}
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function ErrorMsg()
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{
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return $this->_errorMsg;
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}
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function Prepare($sql)
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{
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$stmt = ibase_prepare($this->_connectionID,$sql);
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if (!$stmt) return false;
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return array($sql,$stmt);
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}
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// returns query ID if successful, otherwise false
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// there have been reports of problems with nested queries - the code is probably not re-entrant?
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function _query($sql,$iarr=false)
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{
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if (!$this->autoCommit && $this->_transactionID) {
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$conn = $this->_transactionID;
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$docommit = false;
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} else {
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$conn = $this->_connectionID;
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$docommit = true;
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}
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if (is_array($sql)) {
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$fn = 'ibase_execute';
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$sql = $sql[1];
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if (is_array($iarr)) {
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if (ADODB_PHPVER >= 0x4050) { // actually 4.0.4
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if ( !isset($iarr[0]) ) $iarr[0] = ''; // PHP5 compat hack
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$fnarr = array_merge( array($sql) , $iarr);
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$ret = call_user_func_array($fn,$fnarr);
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} else {
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switch(sizeof($iarr)) {
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case 1: $ret = $fn($sql,$iarr[0]); break;
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case 2: $ret = $fn($sql,$iarr[0],$iarr[1]); break;
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case 3: $ret = $fn($sql,$iarr[0],$iarr[1],$iarr[2]); break;
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case 4: $ret = $fn($sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3]); break;
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case 5: $ret = $fn($sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4]); break;
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case 6: $ret = $fn($sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4],$iarr[5]); break;
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case 7: $ret = $fn($sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4],$iarr[5],$iarr[6]); break;
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default: ADOConnection::outp( "Too many parameters to ibase query $sql");
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case 8: $ret = $fn($sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4],$iarr[5],$iarr[6],$iarr[7]); break;
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}
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|
|
}
|
||
|
|
} else $ret = $fn($sql);
|
||
|
|
} else {
|
||
|
|
$fn = 'ibase_query';
|
||
|
|
|
||
|
|
if (is_array($iarr)) {
|
||
|
|
if (ADODB_PHPVER >= 0x4050) { // actually 4.0.4
|
||
|
|
if (sizeof($iarr) == 0) $iarr[0] = ''; // PHP5 compat hack
|
||
|
|
$fnarr = array_merge( array($conn,$sql) , $iarr);
|
||
|
|
$ret = call_user_func_array($fn,$fnarr);
|
||
|
|
} else {
|
||
|
|
switch(sizeof($iarr)) {
|
||
|
|
case 1: $ret = $fn($conn,$sql,$iarr[0]); break;
|
||
|
|
case 2: $ret = $fn($conn,$sql,$iarr[0],$iarr[1]); break;
|
||
|
|
case 3: $ret = $fn($conn,$sql,$iarr[0],$iarr[1],$iarr[2]); break;
|
||
|
|
case 4: $ret = $fn($conn,$sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3]); break;
|
||
|
|
case 5: $ret = $fn($conn,$sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4]); break;
|
||
|
|
case 6: $ret = $fn($conn,$sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4],$iarr[5]); break;
|
||
|
|
case 7: $ret = $fn($conn,$sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4],$iarr[5],$iarr[6]); break;
|
||
|
|
default: ADOConnection::outp( "Too many parameters to ibase query $sql");
|
||
|
|
case 8: $ret = $fn($conn,$sql,$iarr[0],$iarr[1],$iarr[2],$iarr[3],$iarr[4],$iarr[5],$iarr[6],$iarr[7]); break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else $ret = $fn($conn,$sql);
|
||
|
|
}
|
||
|
|
if ($docommit && $ret === true) ibase_commit($this->_connectionID);
|
||
|
|
|
||
|
|
$this->_handleerror();
|
||
|
|
return $ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
// returns true or false
|
||
|
|
function _close()
|
||
|
|
{
|
||
|
|
if (!$this->autoCommit) @ibase_rollback($this->_connectionID);
|
||
|
|
return @ibase_close($this->_connectionID);
|
||
|
|
}
|
||
|
|
|
||
|
|
//OPN STUFF start
|
||
|
|
function _ConvertFieldType(&$fld, $ftype, $flen, $fscale, $fsubtype, $fprecision, $dialect3)
|
||
|
|
{
|
||
|
|
$fscale = abs($fscale);
|
||
|
|
$fld->max_length = $flen;
|
||
|
|
$fld->scale = null;
|
||
|
|
switch($ftype){
|
||
|
|
case 7:
|
||
|
|
case 8:
|
||
|
|
if ($dialect3) {
|
||
|
|
switch($fsubtype){
|
||
|
|
case 0:
|
||
|
|
$fld->type = ($ftype == 7 ? 'smallint' : 'integer');
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
$fld->type = 'numeric';
|
||
|
|
$fld->max_length = $fprecision;
|
||
|
|
$fld->scale = $fscale;
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
$fld->type = 'decimal';
|
||
|
|
$fld->max_length = $fprecision;
|
||
|
|
$fld->scale = $fscale;
|
||
|
|
break;
|
||
|
|
} // switch
|
||
|
|
} else {
|
||
|
|
if ($fscale !=0) {
|
||
|
|
$fld->type = 'decimal';
|
||
|
|
$fld->scale = $fscale;
|
||
|
|
$fld->max_length = ($ftype == 7 ? 4 : 9);
|
||
|
|
} else {
|
||
|
|
$fld->type = ($ftype == 7 ? 'smallint' : 'integer');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 16:
|
||
|
|
if ($dialect3) {
|
||
|
|
switch($fsubtype){
|
||
|
|
case 0:
|
||
|
|
$fld->type = 'decimal';
|
||
|
|
$fld->max_length = 18;
|
||
|
|
$fld->scale = 0;
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
$fld->type = 'numeric';
|
||
|
|
$fld->max_length = $fprecision;
|
||
|
|
$fld->scale = $fscale;
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
$fld->type = 'decimal';
|
||
|
|
$fld->max_length = $fprecision;
|
||
|
|
$fld->scale = $fscale;
|
||
|
|
break;
|
||
|
|
} // switch
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 10:
|
||
|
|
$fld->type = 'float';
|
||
|
|
break;
|
||
|
|
case 14:
|
||
|
|
$fld->type = 'char';
|
||
|
|
break;
|
||
|
|
case 27:
|
||
|
|
if ($fscale !=0) {
|
||
|
|
$fld->type = 'decimal';
|
||
|
|
$fld->max_length = 15;
|
||
|
|
$fld->scale = 5;
|
||
|
|
} else {
|
||
|
|
$fld->type = 'double';
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 35:
|
||
|
|
if ($dialect3) {
|
||
|
|
$fld->type = 'timestamp';
|
||
|
|
} else {
|
||
|
|
$fld->type = 'date';
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 12:
|
||
|
|
$fld->type = 'date';
|
||
|
|
break;
|
||
|
|
case 13:
|
||
|
|
$fld->type = 'time';
|
||
|
|
break;
|
||
|
|
case 37:
|
||
|
|
$fld->type = 'varchar';
|
||
|
|
break;
|
||
|
|
case 40:
|
||
|
|
$fld->type = 'cstring';
|
||
|
|
break;
|
||
|
|
case 261:
|
||
|
|
$fld->type = 'blob';
|
||
|
|
$fld->max_length = -1;
|
||
|
|
break;
|
||
|
|
} // switch
|
||
|
|
}
|
||
|
|
//OPN STUFF end
|
||
|
|
// returns array of ADOFieldObjects for current table
|
||
|
|
function MetaColumns($table, $normalize=true)
|
||
|
|
{
|
||
|
|
global $ADODB_FETCH_MODE;
|
||
|
|
|
||
|
|
$save = $ADODB_FETCH_MODE;
|
||
|
|
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
|
||
|
|
|
||
|
|
$rs = $this->Execute(sprintf($this->metaColumnsSQL,strtoupper($table)));
|
||
|
|
|
||
|
|
$ADODB_FETCH_MODE = $save;
|
||
|
|
$false = false;
|
||
|
|
if ($rs === false) {
|
||
|
|
return $false;
|
||
|
|
}
|
||
|
|
|
||
|
|
$retarr = array();
|
||
|
|
//OPN STUFF start
|
||
|
|
$dialect3 = ($this->dialect==3 ? true : false);
|
||
|
|
//OPN STUFF end
|
||
|
|
while (!$rs->EOF) { //print_r($rs->fields);
|
||
|
|
$fld = new ADOFieldObject();
|
||
|
|
$fld->name = trim($rs->fields[0]);
|
||
|
|
//OPN STUFF start
|
||
|
|
$this->_ConvertFieldType($fld, $rs->fields[7], $rs->fields[3], $rs->fields[4], $rs->fields[5], $rs->fields[6], $dialect3);
|
||
|
|
if (isset($rs->fields[1]) && $rs->fields[1]) {
|
||
|
|
$fld->not_null = true;
|
||
|
|
}
|
||
|
|
if (isset($rs->fields[2])) {
|
||
|
|
|
||
|
|
$fld->has_default = true;
|
||
|
|
$d = substr($rs->fields[2],strlen('default '));
|
||
|
|
switch ($fld->type)
|
||
|
|
{
|
||
|
|
case 'smallint':
|
||
|
|
case 'integer': $fld->default_value = (int) $d; break;
|
||
|
|
case 'char':
|
||
|
|
case 'blob':
|
||
|
|
case 'text':
|
||
|
|
case 'varchar': $fld->default_value = (string) substr($d,1,strlen($d)-2); break;
|
||
|
|
case 'double':
|
||
|
|
case 'float': $fld->default_value = (float) $d; break;
|
||
|
|
default: $fld->default_value = $d; break;
|
||
|
|
}
|
||
|
|
// case 35:$tt = 'TIMESTAMP'; break;
|
||
|
|
}
|
||
|
|
if ((isset($rs->fields[5])) && ($fld->type == 'blob')) {
|
||
|
|
$fld->sub_type = $rs->fields[5];
|
||
|
|
} else {
|
||
|
|
$fld->sub_type = null;
|
||
|
|
}
|
||
|
|
//OPN STUFF end
|
||
|
|
if ($ADODB_FETCH_MODE == ADODB_FETCH_NUM) $retarr[] = $fld;
|
||
|
|
else $retarr[strtoupper($fld->name)] = $fld;
|
||
|
|
|
||
|
|
$rs->MoveNext();
|
||
|
|
}
|
||
|
|
$rs->Close();
|
||
|
|
if ( empty($retarr)) return $false;
|
||
|
|
else return $retarr;
|
||
|
|
}
|
||
|
|
|
||
|
|
function BlobEncode( $blob )
|
||
|
|
{
|
||
|
|
$blobid = ibase_blob_create( $this->_connectionID);
|
||
|
|
ibase_blob_add( $blobid, $blob );
|
||
|
|
return ibase_blob_close( $blobid );
|
||
|
|
}
|
||
|
|
|
||
|
|
// since we auto-decode all blob's since 2.42,
|
||
|
|
// BlobDecode should not do any transforms
|
||
|
|
function BlobDecode($blob)
|
||
|
|
{
|
||
|
|
return $blob;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
// old blobdecode function
|
||
|
|
// still used to auto-decode all blob's
|
||
|
|
function _BlobDecode_old( $blob )
|
||
|
|
{
|
||
|
|
$blobid = ibase_blob_open($this->_connectionID, $blob );
|
||
|
|
$realblob = ibase_blob_get( $blobid,$this->maxblobsize); // 2nd param is max size of blob -- Kevin Boillet <kevinboillet@yahoo.fr>
|
||
|
|
while($string = ibase_blob_get($blobid, 8192)){
|
||
|
|
$realblob .= $string;
|
||
|
|
}
|
||
|
|
ibase_blob_close( $blobid );
|
||
|
|
|
||
|
|
return( $realblob );
|
||
|
|
}
|
||
|
|
|
||
|
|
function _BlobDecode( $blob )
|
||
|
|
{
|
||
|
|
if (ADODB_PHPVER >= 0x5000) {
|
||
|
|
$blob_data = ibase_blob_info($this->_connectionID, $blob );
|
||
|
|
$blobid = ibase_blob_open($this->_connectionID, $blob );
|
||
|
|
} else {
|
||
|
|
|
||
|
|
$blob_data = ibase_blob_info( $blob );
|
||
|
|
$blobid = ibase_blob_open( $blob );
|
||
|
|
}
|
||
|
|
|
||
|
|
if( $blob_data[0] > $this->maxblobsize ) {
|
||
|
|
|
||
|
|
$realblob = ibase_blob_get($blobid, $this->maxblobsize);
|
||
|
|
|
||
|
|
while($string = ibase_blob_get($blobid, 8192)){
|
||
|
|
$realblob .= $string;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$realblob = ibase_blob_get($blobid, $blob_data[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
ibase_blob_close( $blobid );
|
||
|
|
return( $realblob );
|
||
|
|
}
|
||
|
|
|
||
|
|
function UpdateBlobFile($table,$column,$path,$where,$blobtype='BLOB')
|
||
|
|
{
|
||
|
|
$fd = fopen($path,'rb');
|
||
|
|
if ($fd === false) return false;
|
||
|
|
$blob_id = ibase_blob_create($this->_connectionID);
|
||
|
|
|
||
|
|
/* fill with data */
|
||
|
|
|
||
|
|
while ($val = fread($fd,32768)){
|
||
|
|
ibase_blob_add($blob_id, $val);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* close and get $blob_id_str for inserting into table */
|
||
|
|
$blob_id_str = ibase_blob_close($blob_id);
|
||
|
|
|
||
|
|
fclose($fd);
|
||
|
|
return $this->Execute("UPDATE $table SET $column=(?) WHERE $where",array($blob_id_str)) != false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
Insert a null into the blob field of the table first.
|
||
|
|
Then use UpdateBlob to store the blob.
|
||
|
|
|
||
|
|
Usage:
|
||
|
|
|
||
|
|
$conn->Execute('INSERT INTO blobtable (id, blobcol) VALUES (1, null)');
|
||
|
|
$conn->UpdateBlob('blobtable','blobcol',$blob,'id=1');
|
||
|
|
*/
|
||
|
|
function UpdateBlob($table,$column,$val,$where,$blobtype='BLOB')
|
||
|
|
{
|
||
|
|
$blob_id = ibase_blob_create($this->_connectionID);
|
||
|
|
|
||
|
|
// ibase_blob_add($blob_id, $val);
|
||
|
|
|
||
|
|
// replacement that solves the problem by which only the first modulus 64K /
|
||
|
|
// of $val are stored at the blob field ////////////////////////////////////
|
||
|
|
// Thx Abel Berenstein aberenstein#afip.gov.ar
|
||
|
|
$len = strlen($val);
|
||
|
|
$chunk_size = 32768;
|
||
|
|
$tail_size = $len % $chunk_size;
|
||
|
|
$n_chunks = ($len - $tail_size) / $chunk_size;
|
||
|
|
|
||
|
|
for ($n = 0; $n < $n_chunks; $n++) {
|
||
|
|
$start = $n * $chunk_size;
|
||
|
|
$data = substr($val, $start, $chunk_size);
|
||
|
|
ibase_blob_add($blob_id, $data);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($tail_size) {
|
||
|
|
$start = $n_chunks * $chunk_size;
|
||
|
|
$data = substr($val, $start, $tail_size);
|
||
|
|
ibase_blob_add($blob_id, $data);
|
||
|
|
}
|
||
|
|
// end replacement /////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
$blob_id_str = ibase_blob_close($blob_id);
|
||
|
|
|
||
|
|
return $this->Execute("UPDATE $table SET $column=(?) WHERE $where",array($blob_id_str)) != false;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
function OldUpdateBlob($table,$column,$val,$where,$blobtype='BLOB')
|
||
|
|
{
|
||
|
|
$blob_id = ibase_blob_create($this->_connectionID);
|
||
|
|
ibase_blob_add($blob_id, $val);
|
||
|
|
$blob_id_str = ibase_blob_close($blob_id);
|
||
|
|
return $this->Execute("UPDATE $table SET $column=(?) WHERE $where",array($blob_id_str)) != false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Format date column in sql string given an input format that understands Y M D
|
||
|
|
// Only since Interbase 6.0 - uses EXTRACT
|
||
|
|
// problem - does not zero-fill the day and month yet
|
||
|
|
function SQLDate($fmt, $col=false)
|
||
|
|
{
|
||
|
|
if (!$col) $col = $this->sysDate;
|
||
|
|
$s = '';
|
||
|
|
|
||
|
|
$len = strlen($fmt);
|
||
|
|
for ($i=0; $i < $len; $i++) {
|
||
|
|
if ($s) $s .= '||';
|
||
|
|
$ch = $fmt[$i];
|
||
|
|
switch($ch) {
|
||
|
|
case 'Y':
|
||
|
|
case 'y':
|
||
|
|
$s .= "extract(year from $col)";
|
||
|
|
break;
|
||
|
|
case 'M':
|
||
|
|
case 'm':
|
||
|
|
$s .= "extract(month from $col)";
|
||
|
|
break;
|
||
|
|
case 'Q':
|
||
|
|
case 'q':
|
||
|
|
$s .= "cast(((extract(month from $col)+2) / 3) as integer)";
|
||
|
|
break;
|
||
|
|
case 'D':
|
||
|
|
case 'd':
|
||
|
|
$s .= "(extract(day from $col))";
|
||
|
|
break;
|
||
|
|
case 'H':
|
||
|
|
case 'h':
|
||
|
|
$s .= "(extract(hour from $col))";
|
||
|
|
break;
|
||
|
|
case 'I':
|
||
|
|
case 'i':
|
||
|
|
$s .= "(extract(minute from $col))";
|
||
|
|
break;
|
||
|
|
case 'S':
|
||
|
|
case 's':
|
||
|
|
$s .= "CAST((extract(second from $col)) AS INTEGER)";
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
if ($ch == '\\') {
|
||
|
|
$i++;
|
||
|
|
$ch = substr($fmt,$i,1);
|
||
|
|
}
|
||
|
|
$s .= $this->qstr($ch);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $s;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/*--------------------------------------------------------------------------------------
|
||
|
|
Class Name: Recordset
|
||
|
|
--------------------------------------------------------------------------------------*/
|
||
|
|
|
||
|
|
class ADORecordset_ibase extends ADORecordSet
|
||
|
|
{
|
||
|
|
|
||
|
|
var $databaseType = "ibase";
|
||
|
|
var $bind=false;
|
||
|
|
var $_cacheType;
|
||
|
|
|
||
|
|
function ADORecordset_ibase($id,$mode=false)
|
||
|
|
{
|
||
|
|
global $ADODB_FETCH_MODE;
|
||
|
|
|
||
|
|
$this->fetchMode = ($mode === false) ? $ADODB_FETCH_MODE : $mode;
|
||
|
|
$this->ADORecordSet($id);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Returns: an object containing field information.
|
||
|
|
Get column information in the Recordset object. fetchField() can be used in order to obtain information about
|
||
|
|
fields in a certain query result. If the field offset isn't specified, the next field that wasn't yet retrieved by
|
||
|
|
fetchField() is retrieved. */
|
||
|
|
|
||
|
|
function FetchField($fieldOffset = -1)
|
||
|
|
{
|
||
|
|
$fld = new ADOFieldObject;
|
||
|
|
$ibf = ibase_field_info($this->_queryID,$fieldOffset);
|
||
|
|
switch (ADODB_ASSOC_CASE) {
|
||
|
|
case 2: // the default
|
||
|
|
$fld->name = ($ibf['alias']);
|
||
|
|
if (empty($fld->name)) $fld->name = ($ibf['name']);
|
||
|
|
break;
|
||
|
|
case 0:
|
||
|
|
$fld->name = strtoupper($ibf['alias']);
|
||
|
|
if (empty($fld->name)) $fld->name = strtoupper($ibf['name']);
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
$fld->name = strtolower($ibf['alias']);
|
||
|
|
if (empty($fld->name)) $fld->name = strtolower($ibf['name']);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
$fld->type = $ibf['type'];
|
||
|
|
$fld->max_length = $ibf['length'];
|
||
|
|
|
||
|
|
/* This needs to be populated from the metadata */
|
||
|
|
$fld->not_null = false;
|
||
|
|
$fld->has_default = false;
|
||
|
|
$fld->default_value = 'null';
|
||
|
|
return $fld;
|
||
|
|
}
|
||
|
|
|
||
|
|
function _initrs()
|
||
|
|
{
|
||
|
|
$this->_numOfRows = -1;
|
||
|
|
$this->_numOfFields = @ibase_num_fields($this->_queryID);
|
||
|
|
|
||
|
|
// cache types for blob decode check
|
||
|
|
for ($i=0, $max = $this->_numOfFields; $i < $max; $i++) {
|
||
|
|
$f1 = $this->FetchField($i);
|
||
|
|
$this->_cacheType[] = $f1->type;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function _seek($row)
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
function _fetch()
|
||
|
|
{
|
||
|
|
$f = @ibase_fetch_row($this->_queryID);
|
||
|
|
if ($f === false) {
|
||
|
|
$this->fields = false;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
// OPN stuff start - optimized
|
||
|
|
// fix missing nulls and decode blobs automatically
|
||
|
|
|
||
|
|
global $ADODB_ANSI_PADDING_OFF;
|
||
|
|
//$ADODB_ANSI_PADDING_OFF=1;
|
||
|
|
$rtrim = !empty($ADODB_ANSI_PADDING_OFF);
|
||
|
|
|
||
|
|
for ($i=0, $max = $this->_numOfFields; $i < $max; $i++) {
|
||
|
|
if ($this->_cacheType[$i]=="BLOB") {
|
||
|
|
if (isset($f[$i])) {
|
||
|
|
$f[$i] = $this->connection->_BlobDecode($f[$i]);
|
||
|
|
} else {
|
||
|
|
$f[$i] = null;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
if (!isset($f[$i])) {
|
||
|
|
$f[$i] = null;
|
||
|
|
} else if ($rtrim && is_string($f[$i])) {
|
||
|
|
$f[$i] = rtrim($f[$i]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// OPN stuff end
|
||
|
|
|
||
|
|
$this->fields = $f;
|
||
|
|
if ($this->fetchMode == ADODB_FETCH_ASSOC) {
|
||
|
|
$this->fields = $this->GetRowAssoc(ADODB_ASSOC_CASE);
|
||
|
|
} else if ($this->fetchMode == ADODB_FETCH_BOTH) {
|
||
|
|
$this->fields = array_merge($this->fields,$this->GetRowAssoc(ADODB_ASSOC_CASE));
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Use associative array to get fields array */
|
||
|
|
function Fields($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($colname)]];
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
function _close()
|
||
|
|
{
|
||
|
|
return @ibase_free_result($this->_queryID);
|
||
|
|
}
|
||
|
|
|
||
|
|
function MetaType($t,$len=-1,$fieldobj=false)
|
||
|
|
{
|
||
|
|
if (is_object($t)) {
|
||
|
|
$fieldobj = $t;
|
||
|
|
$t = $fieldobj->type;
|
||
|
|
$len = $fieldobj->max_length;
|
||
|
|
}
|
||
|
|
switch (strtoupper($t)) {
|
||
|
|
case 'CHAR':
|
||
|
|
return 'C';
|
||
|
|
|
||
|
|
case 'TEXT':
|
||
|
|
case 'VARCHAR':
|
||
|
|
case 'VARYING':
|
||
|
|
if ($len <= $this->blobSize) return 'C';
|
||
|
|
return 'X';
|
||
|
|
case 'BLOB':
|
||
|
|
return 'B';
|
||
|
|
|
||
|
|
case 'TIMESTAMP':
|
||
|
|
case 'DATE': return 'D';
|
||
|
|
case 'TIME': return 'T';
|
||
|
|
//case 'T': return 'T';
|
||
|
|
|
||
|
|
//case 'L': return 'L';
|
||
|
|
case 'INT':
|
||
|
|
case 'SHORT':
|
||
|
|
case 'INTEGER': return 'I';
|
||
|
|
default: return 'N';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
?>
|