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232252475f
Patch is mostly created by script in egroupware/doc/fix_depricated.php in separate commit. I do NOT advice to apply this patch to a production system (it's commited to trunk!), as the automatic modified regular expressions have a good change to break something ...
475 lines
13 KiB
PHP
475 lines
13 KiB
PHP
<?php
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/*
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V4.65 22 July 2005 (c) 2000-2005 John Lim. 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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Set tabs to 4 for best viewing.
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Latest version is available at http://adodb.sourceforge.net
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Informix port by Mitchell T. Young (mitch@youngfamily.org)
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Further mods by "Samuel CARRIERE" <samuel_carriere@hotmail.com>
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*/
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// security - hide paths
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if (!defined('ADODB_DIR')) die();
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if (!defined('IFX_SCROLL')) define('IFX_SCROLL',1);
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class ADODB_informix72 extends ADOConnection {
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var $databaseType = "informix72";
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var $dataProvider = "informix";
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var $replaceQuote = "''"; // string to use to replace quotes
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var $fmtDate = "'Y-m-d'";
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var $fmtTimeStamp = "'Y-m-d H:i:s'";
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var $hasInsertID = true;
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var $hasAffectedRows = true;
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var $substr = 'substr';
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var $metaTablesSQL="select tabname,tabtype from systables where tabtype in ('T','V') and owner!='informix'"; //Don't get informix tables and pseudo-tables
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var $metaColumnsSQL =
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"select c.colname, c.coltype, c.collength, d.default,c.colno
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from syscolumns c, systables t,outer sysdefaults d
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where c.tabid=t.tabid and d.tabid=t.tabid and d.colno=c.colno
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and tabname='%s' order by c.colno";
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var $metaPrimaryKeySQL =
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"select part1,part2,part3,part4,part5,part6,part7,part8 from
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systables t,sysconstraints s,sysindexes i where t.tabname='%s'
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and s.tabid=t.tabid and s.constrtype='P'
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and i.idxname=s.idxname";
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var $concat_operator = '||';
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var $lastQuery = false;
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var $has_insertid = true;
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var $_autocommit = true;
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var $_bindInputArray = true; // set to true if ADOConnection.Execute() permits binding of array parameters.
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var $sysDate = 'TODAY';
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var $sysTimeStamp = 'CURRENT';
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var $cursorType = IFX_SCROLL; // IFX_SCROLL or IFX_HOLD or 0
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function ADODB_informix72()
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{
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// alternatively, use older method:
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//putenv("DBDATE=Y4MD-");
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// force ISO date format
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putenv('GL_DATE=%Y-%m-%d');
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if (function_exists('ifx_byteasvarchar')) {
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ifx_byteasvarchar(1); // Mode "0" will return a blob id, and mode "1" will return a varchar with text content.
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ifx_textasvarchar(1); // Mode "0" will return a blob id, and mode "1" will return a varchar with text content.
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ifx_blobinfile_mode(0); // Mode "0" means save Byte-Blobs in memory, and mode "1" means save Byte-Blobs in a file.
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}
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}
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function ServerInfo()
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{
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if (isset($this->version)) return $this->version;
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$arr['description'] = $this->GetOne("select DBINFO('version','full') from systables where tabid = 1");
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$arr['version'] = $this->GetOne("select DBINFO('version','major') || DBINFO('version','minor') from systables where tabid = 1");
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$this->version = $arr;
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return $arr;
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}
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function _insertid()
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{
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$sqlca =ifx_getsqlca($this->lastQuery);
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return @$sqlca["sqlerrd1"];
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}
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function _affectedrows()
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{
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if ($this->lastQuery) {
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return @ifx_affected_rows ($this->lastQuery);
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}
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return 0;
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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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$this->Execute('BEGIN');
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$this->_autocommit = false;
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return true;
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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) $this->transCnt -= 1;
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$this->Execute('COMMIT');
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$this->_autocommit = true;
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return true;
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}
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function RollbackTrans()
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{
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if ($this->transOff) return true;
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if ($this->transCnt) $this->transCnt -= 1;
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$this->Execute('ROLLBACK');
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$this->_autocommit = true;
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return true;
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}
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function RowLock($tables,$where,$flds='1 as ignore')
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{
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if ($this->_autocommit) $this->BeginTrans();
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return $this->GetOne("select $flds from $tables where $where for update");
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}
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/* Returns: the last error message from previous database operation
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Note: This function is NOT available for Microsoft SQL Server. */
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function ErrorMsg()
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{
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if (!empty($this->_logsql)) return $this->_errorMsg;
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$this->_errorMsg = ifx_errormsg();
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return $this->_errorMsg;
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}
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function ErrorNo()
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{
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preg_match("/.*SQLCODE=([^\]]*)/",ifx_error(),$parse);
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if (is_array($parse) && isset($parse[1])) return (int)$parse[1];
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return 0;
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}
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function &MetaColumns($table)
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{
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global $ADODB_FETCH_MODE;
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$false = false;
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if (!empty($this->metaColumnsSQL)) {
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$save = $ADODB_FETCH_MODE;
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$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
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if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false);
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$rs = $this->Execute(sprintf($this->metaColumnsSQL,$table));
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if (isset($savem)) $this->SetFetchMode($savem);
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$ADODB_FETCH_MODE = $save;
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if ($rs === false) return $false;
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$rspkey = $this->Execute(sprintf($this->metaPrimaryKeySQL,$table)); //Added to get primary key colno items
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$retarr = array();
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while (!$rs->EOF) { //print_r($rs->fields);
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$fld = new ADOFieldObject();
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$fld->name = $rs->fields[0];
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/* //!eos.
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$rs->fields[1] is not the correct adodb type
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$rs->fields[2] is not correct max_length, because can include not-null bit
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$fld->type = $rs->fields[1];
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$fld->primary_key=$rspkey->fields && array_search($rs->fields[4],$rspkey->fields); //Added to set primary key flag
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$fld->max_length = $rs->fields[2];*/
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$pr=ifx_props($rs->fields[1],$rs->fields[2]); //!eos
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$fld->type = $pr[0] ;//!eos
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$fld->primary_key=$rspkey->fields && array_search($rs->fields[4],$rspkey->fields);
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$fld->max_length = $pr[1]; //!eos
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$fld->precision = $pr[2] ;//!eos
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$fld->not_null = $pr[3]=="N"; //!eos
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if (trim($rs->fields[3]) != "AAAAAA 0") {
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$fld->has_default = 1;
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$fld->default_value = $rs->fields[3];
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} else {
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$fld->has_default = 0;
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}
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$retarr[strtolower($fld->name)] = $fld;
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$rs->MoveNext();
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}
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$rs->Close();
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$rspKey->Close(); //!eos
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return $retarr;
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}
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return $false;
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}
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function &xMetaColumns($table)
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{
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return ADOConnection::MetaColumns($table,false);
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}
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function MetaForeignKeys($table, $owner=false, $upper=false) //!Eos
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{
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$sql = "
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select tr.tabname,updrule,delrule,
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i.part1 o1,i2.part1 d1,i.part2 o2,i2.part2 d2,i.part3 o3,i2.part3 d3,i.part4 o4,i2.part4 d4,
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i.part5 o5,i2.part5 d5,i.part6 o6,i2.part6 d6,i.part7 o7,i2.part7 d7,i.part8 o8,i2.part8 d8
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from systables t,sysconstraints s,sysindexes i,
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sysreferences r,systables tr,sysconstraints s2,sysindexes i2
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where t.tabname='$table'
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and s.tabid=t.tabid and s.constrtype='R' and r.constrid=s.constrid
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and i.idxname=s.idxname and tr.tabid=r.ptabid
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and s2.constrid=r.primary and i2.idxname=s2.idxname";
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$rs = $this->Execute($sql);
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if (!$rs || $rs->EOF) return false;
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$arr =& $rs->GetArray();
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$a = array();
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foreach($arr as $v) {
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$coldest=$this->metaColumnNames($v["tabname"]);
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$colorig=$this->metaColumnNames($table);
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$colnames=array();
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for($i=1;$i<=8 && $v["o$i"] ;$i++) {
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$colnames[]=$coldest[$v["d$i"]-1]."=".$colorig[$v["o$i"]-1];
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}
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if($upper)
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$a[strtoupper($v["tabname"])] = $colnames;
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else
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$a[$v["tabname"]] = $colnames;
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}
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return $a;
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}
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function UpdateBlob($table, $column, $val, $where, $blobtype = 'BLOB')
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{
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$type = ($blobtype == 'TEXT') ? 1 : 0;
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$blobid = ifx_create_blob($type,0,$val);
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return $this->Execute("UPDATE $table SET $column=(?) WHERE $where",array($blobid));
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}
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function BlobDecode($blobid)
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{
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return function_exists('ifx_byteasvarchar') ? $blobid : @ifx_get_blob($blobid);
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}
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// returns true or false
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function _connect($argHostname, $argUsername, $argPassword, $argDatabasename)
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{
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if (!function_exists('ifx_connect')) return null;
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$dbs = $argDatabasename . "@" . $argHostname;
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if ($argHostname) putenv("INFORMIXSERVER=$argHostname");
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putenv("INFORMIXSERVER=".trim($argHostname));
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$this->_connectionID = ifx_connect($dbs,$argUsername,$argPassword);
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if ($this->_connectionID === false) return false;
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#if ($argDatabasename) return $this->SelectDB($argDatabasename);
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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, $argDatabasename)
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{
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if (!function_exists('ifx_connect')) return null;
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$dbs = $argDatabasename . "@" . $argHostname;
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putenv("INFORMIXSERVER=".trim($argHostname));
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$this->_connectionID = ifx_pconnect($dbs,$argUsername,$argPassword);
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if ($this->_connectionID === false) return false;
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#if ($argDatabasename) return $this->SelectDB($argDatabasename);
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return true;
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}
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/*
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// ifx_do does not accept bind parameters - weird ???
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function Prepare($sql)
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{
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$stmt = ifx_prepare($sql);
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if (!$stmt) return $sql;
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else return array($sql,$stmt);
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}
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*/
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// returns query ID if successful, otherwise false
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function _query($sql,$inputarr)
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{
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global $ADODB_COUNTRECS;
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// String parameters have to be converted using ifx_create_char
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if ($inputarr) {
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foreach($inputarr as $v) {
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if (gettype($v) == 'string') {
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$tab[] = ifx_create_char($v);
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}
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else {
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$tab[] = $v;
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}
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}
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}
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// In case of select statement, we use a scroll cursor in order
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// to be able to call "move", or "movefirst" statements
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if (!$ADODB_COUNTRECS && preg_match("/^\s*select/is", $sql)) {
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if ($inputarr) {
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$this->lastQuery = ifx_query($sql,$this->_connectionID, $this->cursorType, $tab);
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}
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else {
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$this->lastQuery = ifx_query($sql,$this->_connectionID, $this->cursorType);
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}
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}
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else {
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if ($inputarr) {
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$this->lastQuery = ifx_query($sql,$this->_connectionID, $tab);
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}
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else {
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$this->lastQuery = ifx_query($sql,$this->_connectionID);
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}
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}
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// Following line have been commented because autocommit mode is
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// not supported by informix SE 7.2
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//if ($this->_autocommit) ifx_query('COMMIT',$this->_connectionID);
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return $this->lastQuery;
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}
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// returns true or false
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function _close()
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{
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$this->lastQuery = false;
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return ifx_close($this->_connectionID);
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}
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}
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/*--------------------------------------------------------------------------------------
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Class Name: Recordset
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--------------------------------------------------------------------------------------*/
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class ADORecordset_informix72 extends ADORecordSet {
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var $databaseType = "informix72";
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var $canSeek = true;
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var $_fieldprops = false;
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function ADORecordset_informix72($id,$mode=false)
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{
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if ($mode === false) {
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global $ADODB_FETCH_MODE;
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$mode = $ADODB_FETCH_MODE;
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}
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$this->fetchMode = $mode;
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return $this->ADORecordSet($id);
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}
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/* Returns: an object containing field information.
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Get column information in the Recordset object. fetchField() can be used in order to obtain information about
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fields in a certain query result. If the field offset isn't specified, the next field that wasn't yet retrieved by
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fetchField() is retrieved. */
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function &FetchField($fieldOffset = -1)
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{
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if (empty($this->_fieldprops)) {
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$fp = ifx_fieldproperties($this->_queryID);
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foreach($fp as $k => $v) {
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$o = new ADOFieldObject;
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$o->name = $k;
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$arr = explode(';',$v); //"SQLTYPE;length;precision;scale;ISNULLABLE"
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$o->type = $arr[0];
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$o->max_length = $arr[1];
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$this->_fieldprops[] = $o;
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$o->not_null = $arr[4]=="N";
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}
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}
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$ret = $this->_fieldprops[$fieldOffset];
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return $ret;
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}
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function _initrs()
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{
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$this->_numOfRows = -1; // ifx_affected_rows not reliable, only returns estimate -- ($ADODB_COUNTRECS)? ifx_affected_rows($this->_queryID):-1;
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$this->_numOfFields = ifx_num_fields($this->_queryID);
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}
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function _seek($row)
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{
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return @ifx_fetch_row($this->_queryID, (int) $row);
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}
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function MoveLast()
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{
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$this->fields = @ifx_fetch_row($this->_queryID, "LAST");
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if ($this->fields) $this->EOF = false;
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$this->_currentRow = -1;
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if ($this->fetchMode == ADODB_FETCH_NUM) {
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foreach($this->fields as $v) {
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$arr[] = $v;
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}
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$this->fields = $arr;
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}
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return true;
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}
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function MoveFirst()
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{
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$this->fields = @ifx_fetch_row($this->_queryID, "FIRST");
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if ($this->fields) $this->EOF = false;
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$this->_currentRow = 0;
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if ($this->fetchMode == ADODB_FETCH_NUM) {
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foreach($this->fields as $v) {
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$arr[] = $v;
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}
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$this->fields = $arr;
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}
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return true;
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}
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function _fetch($ignore_fields=false)
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{
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$this->fields = @ifx_fetch_row($this->_queryID);
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if (!is_array($this->fields)) return false;
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if ($this->fetchMode == ADODB_FETCH_NUM) {
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foreach($this->fields as $v) {
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$arr[] = $v;
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}
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$this->fields = $arr;
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}
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return true;
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}
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/* close() only needs to be called if you are worried about using too much memory while your script
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is running. All associated result memory for the specified result identifier will automatically be freed. */
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function _close()
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{
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return ifx_free_result($this->_queryID);
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}
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}
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/** !Eos
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* Auxiliar function to Parse coltype,collength. Used by Metacolumns
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* return: array ($mtype,$length,$precision,$nullable) (similar to ifx_fieldpropierties)
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*/
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function ifx_props($coltype,$collength){
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$itype=fmod($coltype+1,256);
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$nullable=floor(($coltype+1) /256) ?"N":"Y";
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$mtype=substr(" CIIFFNNDN TBXCC ",$itype,1);
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switch ($itype){
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case 2:
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$length=4;
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case 6:
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case 9:
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case 14:
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$length=floor($collength/256);
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$precision=fmod($collength,256);
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break;
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default:
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$precision=0;
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$length=$collength;
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}
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return array($mtype,$length,$precision,$nullable);
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}
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?>
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