diff options
Diffstat (limited to 'framework/3rdParty/adodb/drivers/adodb-db2.inc.php')
-rw-r--r-- | framework/3rdParty/adodb/drivers/adodb-db2.inc.php | 687 |
1 files changed, 0 insertions, 687 deletions
diff --git a/framework/3rdParty/adodb/drivers/adodb-db2.inc.php b/framework/3rdParty/adodb/drivers/adodb-db2.inc.php deleted file mode 100644 index a0f67e0a..00000000 --- a/framework/3rdParty/adodb/drivers/adodb-db2.inc.php +++ /dev/null @@ -1,687 +0,0 @@ -<?php -/* - V4.81 3 May 2006 (c) 2006 John Lim (jlim#natsoft.com.my). All rights reserved. - -This is a version of the ADODB driver for DB2. It uses the 'ibm_db2' PECL extension for PHP - (http://pecl.php.net/package/ibm_db2), which in turn requires DB2 V8.2.2. - - Tested with PHP 5.1.1 and Apache 2.0.55 on Windows XP SP2. - - This file was ported from "adodb-odbc.inc.php" by Larry Menard, "larry.menard@rogers.com". - I ripped out what I believed to be a lot of redundant or obsolete code, but there are - probably still some remnants of the ODBC support in this file; I'm relying on reviewers - of this code to point out any other things that can be removed. -*/ - -// security - hide paths -if (!defined('ADODB_DIR')) die(); - - define("_ADODB_DB2_LAYER", 2 ); - -/*-------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------*/ - - -class ADODB_db2 extends ADOConnection { - var $databaseType = "db2"; - var $fmtDate = "'Y-m-d'"; - var $fmtTimeStamp = "'Y-m-d, h:i:sA'"; - var $replaceQuote = "''"; // string to use to replace quotes - var $dataProvider = "db2"; - var $hasAffectedRows = true; - - var $binmode = DB2_BINARY; - - var $useFetchArray = false; // setting this to true will make array elements in FETCH_ASSOC mode case-sensitive - // breaking backward-compat - var $_bindInputArray = false; - var $_genSeqSQL = "create table %s (id integer)"; - var $_autocommit = true; - var $_haserrorfunctions = true; - var $_lastAffectedRows = 0; - var $uCaseTables = true; // for meta* functions, uppercase table names - - function ADODB_db2() - { - $this->_haserrorfunctions = ADODB_PHPVER >= 0x4050; - } - - // returns true or false - function _connect($argDSN, $argUsername, $argPassword, $argDatabasename) - { - global $php_errormsg; - - if (!function_exists('db2_connect')) { - ADOConnection::outp("Warning: The old ODBC based DB2 driver has been renamed 'odbc_db2'. This ADOdb driver calls PHP's native db2 extension."); - return null; - } - // This needs to be set before the connect(). - // Replaces the odbc_binmode() call that was in Execute() - ini_set('ibm_db2.binmode', $this->binmode); - - if ($argDatabasename) { - $this->_connectionID = db2_connect($argDatabasename,$argUsername,$argPassword); - } else { - $this->_connectionID = db2_connect($argDSN,$argUsername,$argPassword); - } - if (isset($php_errormsg)) $php_errormsg = ''; - - // For db2_connect(), there is an optional 4th arg. If present, it must be - // an array of valid options. So far, we don't use them. - - $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : ''; - if (isset($this->connectStmt)) $this->Execute($this->connectStmt); - - return $this->_connectionID != false; - } - - // returns true or false - function _pconnect($argDSN, $argUsername, $argPassword, $argDatabasename) - { - global $php_errormsg; - - if (!function_exists('db2_connect')) return null; - - // This needs to be set before the connect(). - // Replaces the odbc_binmode() call that was in Execute() - ini_set('ibm_db2.binmode', $this->binmode); - - if (isset($php_errormsg)) $php_errormsg = ''; - $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : ''; - - if ($argDatabasename) { - $this->_connectionID = db2_pconnect($argDatabasename,$argUsername,$argPassword); - } else { - $this->_connectionID = db2_pconnect($argDSN,$argUsername,$argPassword); - } - if (isset($php_errormsg)) $php_errormsg = ''; - - $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : ''; - if ($this->_connectionID && $this->autoRollback) @db2_rollback($this->_connectionID); - if (isset($this->connectStmt)) $this->Execute($this->connectStmt); - - return $this->_connectionID != false; - } - - - function ServerInfo() - { - - if (!empty($this->host) && ADODB_PHPVER >= 0x4300) { - $dsn = strtoupper($this->host); - $first = true; - $found = false; - - if (!function_exists('db2_data_source')) return false; - - while(true) { - - $rez = @db2_data_source($this->_connectionID, - $first ? SQL_FETCH_FIRST : SQL_FETCH_NEXT); - $first = false; - if (!is_array($rez)) break; - if (strtoupper($rez['server']) == $dsn) { - $found = true; - break; - } - } - if (!$found) return ADOConnection::ServerInfo(); - if (!isset($rez['version'])) $rez['version'] = ''; - return $rez; - } else { - return ADOConnection::ServerInfo(); - } - } - - - function CreateSequence($seqname='adodbseq',$start=1) - { - if (empty($this->_genSeqSQL)) return false; - $ok = $this->Execute(sprintf($this->_genSeqSQL,$seqname)); - if (!$ok) return false; - $start -= 1; - return $this->Execute("insert into $seqname values($start)"); - } - - var $_dropSeqSQL = 'drop table %s'; - function DropSequence($seqname) - { - if (empty($this->_dropSeqSQL)) return false; - return $this->Execute(sprintf($this->_dropSeqSQL,$seqname)); - } - - /* - This algorithm is not very efficient, but works even if table locking - is not available. - - Will return false if unable to generate an ID after $MAXLOOPS attempts. - */ - function GenID($seq='adodbseq',$start=1) - { - // if you have to modify the parameter below, your database is overloaded, - // or you need to implement generation of id's yourself! - $MAXLOOPS = 100; - while (--$MAXLOOPS>=0) { - $num = $this->GetOne("select id from $seq"); - if ($num === false) { - $this->Execute(sprintf($this->_genSeqSQL ,$seq)); - $start -= 1; - $num = '0'; - $ok = $this->Execute("insert into $seq values($start)"); - if (!$ok) return false; - } - $this->Execute("update $seq set id=id+1 where id=$num"); - - if ($this->affected_rows() > 0) { - $num += 1; - $this->genID = $num; - return $num; - } - } - if ($fn = $this->raiseErrorFn) { - $fn($this->databaseType,'GENID',-32000,"Unable to generate unique id after $MAXLOOPS attempts",$seq,$num); - } - return false; - } - - - function ErrorMsg() - { - if ($this->_haserrorfunctions) { - if ($this->_errorMsg !== false) return $this->_errorMsg; - if (empty($this->_connectionID)) return @db2_errormsg(); - return @db2_errormsg($this->_connectionID); - } else return ADOConnection::ErrorMsg(); - } - - function ErrorNo() - { - - if ($this->_haserrorfunctions) { - if ($this->_errorCode !== false) { - // bug in 4.0.6, error number can be corrupted string (should be 6 digits) - return (strlen($this->_errorCode)<=2) ? 0 : $this->_errorCode; - } - - if (empty($this->_connectionID)) $e = @db2_error(); - else $e = @db2_error($this->_connectionID); - - // bug in 4.0.6, error number can be corrupted string (should be 6 digits) - // so we check and patch - if (strlen($e)<=2) return 0; - return $e; - } else return ADOConnection::ErrorNo(); - } - - - - function BeginTrans() - { - if (!$this->hasTransactions) return false; - if ($this->transOff) return true; - $this->transCnt += 1; - $this->_autocommit = false; - return db2_autocommit($this->_connectionID,false); - } - - function CommitTrans($ok=true) - { - if ($this->transOff) return true; - if (!$ok) return $this->RollbackTrans(); - if ($this->transCnt) $this->transCnt -= 1; - $this->_autocommit = true; - $ret = db2_commit($this->_connectionID); - db2_autocommit($this->_connectionID,true); - return $ret; - } - - function RollbackTrans() - { - if ($this->transOff) return true; - if ($this->transCnt) $this->transCnt -= 1; - $this->_autocommit = true; - $ret = db2_rollback($this->_connectionID); - db2_autocommit($this->_connectionID,true); - return $ret; - } - - function MetaPrimaryKeys($table) - { - global $ADODB_FETCH_MODE; - - if ($this->uCaseTables) $table = strtoupper($table); - $schema = ''; - $this->_findschema($table,$schema); - - $savem = $ADODB_FETCH_MODE; - $ADODB_FETCH_MODE = ADODB_FETCH_NUM; - $qid = @db2_primarykeys($this->_connectionID,'',$schema,$table); - - if (!$qid) { - $ADODB_FETCH_MODE = $savem; - return false; - } - $rs = new ADORecordSet_db2($qid); - $ADODB_FETCH_MODE = $savem; - - if (!$rs) return false; - - $arr =& $rs->GetArray(); - $rs->Close(); - $arr2 = array(); - for ($i=0; $i < sizeof($arr); $i++) { - if ($arr[$i][3]) $arr2[] = $arr[$i][3]; - } - return $arr2; - } - - - - function &MetaTables($ttype=false) - { - global $ADODB_FETCH_MODE; - - $savem = $ADODB_FETCH_MODE; - $ADODB_FETCH_MODE = ADODB_FETCH_NUM; - $qid = db2_tables($this->_connectionID); - - $rs = new ADORecordSet_db2($qid); - - $ADODB_FETCH_MODE = $savem; - if (!$rs) { - $false = false; - return $false; - } - - $arr =& $rs->GetArray(); - - $rs->Close(); - $arr2 = array(); - - if ($ttype) { - $isview = strncmp($ttype,'V',1) === 0; - } - for ($i=0; $i < sizeof($arr); $i++) { - if (!$arr[$i][2]) continue; - $type = $arr[$i][3]; - if ($ttype) { - if ($isview) { - if (strncmp($type,'V',1) === 0) $arr2[] = $arr[$i][2]; - } else if (strncmp($type,'SYS',3) !== 0) $arr2[] = $arr[$i][2]; - } else if (strncmp($type,'SYS',3) !== 0) $arr2[] = $arr[$i][2]; - } - return $arr2; - } - -/* -See http://msdn.microsoft.com/library/default.asp?url=/library/en-us/db2/htm/db2datetime_data_type_changes.asp -/ SQL data type codes / -#define SQL_UNKNOWN_TYPE 0 -#define SQL_CHAR 1 -#define SQL_NUMERIC 2 -#define SQL_DECIMAL 3 -#define SQL_INTEGER 4 -#define SQL_SMALLINT 5 -#define SQL_FLOAT 6 -#define SQL_REAL 7 -#define SQL_DOUBLE 8 -#if (DB2VER >= 0x0300) -#define SQL_DATETIME 9 -#endif -#define SQL_VARCHAR 12 - - -/ One-parameter shortcuts for date/time data types / -#if (DB2VER >= 0x0300) -#define SQL_TYPE_DATE 91 -#define SQL_TYPE_TIME 92 -#define SQL_TYPE_TIMESTAMP 93 - -#define SQL_UNICODE (-95) -#define SQL_UNICODE_VARCHAR (-96) -#define SQL_UNICODE_LONGVARCHAR (-97) -*/ - function DB2Types($t) - { - switch ((integer)$t) { - case 1: - case 12: - case 0: - case -95: - case -96: - return 'C'; - case -97: - case -1: //text - return 'X'; - case -4: //image - return 'B'; - - case 9: - case 91: - return 'D'; - - case 10: - case 11: - case 92: - case 93: - return 'T'; - - case 4: - case 5: - case -6: - return 'I'; - - case -11: // uniqidentifier - return 'R'; - case -7: //bit - return 'L'; - - default: - return 'N'; - } - } - - function &MetaColumns($table) - { - global $ADODB_FETCH_MODE; - - $false = false; - if ($this->uCaseTables) $table = strtoupper($table); - $schema = ''; - $this->_findschema($table,$schema); - - $savem = $ADODB_FETCH_MODE; - $ADODB_FETCH_MODE = ADODB_FETCH_NUM; - - $colname = "%"; - $qid = db2_columns($this->_connectionID, "", $schema, $table, $colname); - if (empty($qid)) return $false; - - $rs =& new ADORecordSet_db2($qid); - $ADODB_FETCH_MODE = $savem; - - if (!$rs) return $false; - $rs->_fetch(); - - $retarr = array(); - - /* - $rs->fields indices - 0 TABLE_QUALIFIER - 1 TABLE_SCHEM - 2 TABLE_NAME - 3 COLUMN_NAME - 4 DATA_TYPE - 5 TYPE_NAME - 6 PRECISION - 7 LENGTH - 8 SCALE - 9 RADIX - 10 NULLABLE - 11 REMARKS - */ - while (!$rs->EOF) { - if (strtoupper(trim($rs->fields[2])) == $table && (!$schema || strtoupper($rs->fields[1]) == $schema)) { - $fld = new ADOFieldObject(); - $fld->name = $rs->fields[3]; - $fld->type = $this->DB2Types($rs->fields[4]); - - // ref: http://msdn.microsoft.com/library/default.asp?url=/archive/en-us/dnaraccgen/html/msdn_odk.asp - // access uses precision to store length for char/varchar - if ($fld->type == 'C' or $fld->type == 'X') { - if ($rs->fields[4] <= -95) // UNICODE - $fld->max_length = $rs->fields[7]/2; - else - $fld->max_length = $rs->fields[7]; - } else - $fld->max_length = $rs->fields[7]; - $fld->not_null = !empty($rs->fields[10]); - $fld->scale = $rs->fields[8]; - $retarr[strtoupper($fld->name)] = $fld; - } else if (sizeof($retarr)>0) - break; - $rs->MoveNext(); - } - $rs->Close(); //-- crashes 4.03pl1 -- why? - - if (empty($retarr)) $retarr = false; - return $retarr; - } - - function Prepare($sql) - { - if (! $this->_bindInputArray) return $sql; // no binding - $stmt = db2_prepare($this->_connectionID,$sql); - if (!$stmt) { - // we don't know whether db2 driver is parsing prepared stmts, so just return sql - return $sql; - } - return array($sql,$stmt,false); - } - - /* returns queryID or false */ - function _query($sql,$inputarr=false) - { - GLOBAL $php_errormsg; - if (isset($php_errormsg)) $php_errormsg = ''; - $this->_error = ''; - - if ($inputarr) { - if (is_array($sql)) { - $stmtid = $sql[1]; - } else { - $stmtid = db2_prepare($this->_connectionID,$sql); - - if ($stmtid == false) { - $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : ''; - return false; - } - } - - if (! db2_execute($stmtid,$inputarr)) { - if ($this->_haserrorfunctions) { - $this->_errorMsg = db2_errormsg(); - $this->_errorCode = db2_error(); - } - return false; - } - - } else if (is_array($sql)) { - $stmtid = $sql[1]; - if (!db2_execute($stmtid)) { - if ($this->_haserrorfunctions) { - $this->_errorMsg = db2_errormsg(); - $this->_errorCode = db2_error(); - } - return false; - } - } else - $stmtid = db2_exec($this->_connectionID,$sql); - - $this->_lastAffectedRows = 0; - if ($stmtid) { - if (@db2_num_fields($stmtid) == 0) { - $this->_lastAffectedRows = db2_num_rows($stmtid); - $stmtid = true; - } else { - $this->_lastAffectedRows = 0; - } - - if ($this->_haserrorfunctions) { - $this->_errorMsg = ''; - $this->_errorCode = 0; - } else - $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : ''; - } else { - if ($this->_haserrorfunctions) { - $this->_errorMsg = db2_stmt_errormsg(); - $this->_errorCode = db2_stmt_error(); - } else - $this->_errorMsg = isset($php_errormsg) ? $php_errormsg : ''; - } - return $stmtid; - } - - /* - 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') - { - return $this->Execute("UPDATE $table SET $column=? WHERE $where",array($val)) != false; - } - - // returns true or false - function _close() - { - $ret = @db2_close($this->_connectionID); - $this->_connectionID = false; - return $ret; - } - - function _affectedrows() - { - return $this->_lastAffectedRows; - } - -} - -/*-------------------------------------------------------------------------------------- - Class Name: Recordset ---------------------------------------------------------------------------------------*/ - -class ADORecordSet_db2 extends ADORecordSet { - - var $bind = false; - var $databaseType = "db2"; - var $dataProvider = "db2"; - var $useFetchArray; - - function ADORecordSet_db2($id,$mode=false) - { - if ($mode === false) { - global $ADODB_FETCH_MODE; - $mode = $ADODB_FETCH_MODE; - } - $this->fetchMode = $mode; - - $this->_queryID = $id; - } - - - // returns the field object - function &FetchField($fieldOffset = -1) - { - - $off=$fieldOffset+1; // offsets begin at 1 - - $o= new ADOFieldObject(); - $o->name = @db2_field_name($this->_queryID,$off); - $o->type = @db2_field_type($this->_queryID,$off); - $o->max_length = db2_field_width($this->_queryID,$off); - if (ADODB_ASSOC_CASE == 0) $o->name = strtolower($o->name); - else if (ADODB_ASSOC_CASE == 1) $o->name = strtoupper($o->name); - return $o; - } - - /* Use associative array to get fields array */ - function Fields($colname) - { - if ($this->fetchMode & ADODB_FETCH_ASSOC) return $this->fields[$colname]; - if (!$this->bind) { - $this->bind = array(); - for ($i=0; $i < $this->_numOfFields; $i++) { - $o = $this->FetchField($i); - $this->bind[strtoupper($o->name)] = $i; - } - } - - return $this->fields[$this->bind[strtoupper($colname)]]; - } - - - function _initrs() - { - global $ADODB_COUNTRECS; - $this->_numOfRows = ($ADODB_COUNTRECS) ? @db2_num_rows($this->_queryID) : -1; - $this->_numOfFields = @db2_num_fields($this->_queryID); - // some silly drivers such as db2 as/400 and intersystems cache return _numOfRows = 0 - if ($this->_numOfRows == 0) $this->_numOfRows = -1; - } - - function _seek($row) - { - return false; - } - - // speed up SelectLimit() by switching to ADODB_FETCH_NUM as ADODB_FETCH_ASSOC is emulated - function &GetArrayLimit($nrows,$offset=-1) - { - if ($offset <= 0) { - $rs =& $this->GetArray($nrows); - return $rs; - } - $savem = $this->fetchMode; - $this->fetchMode = ADODB_FETCH_NUM; - $this->Move($offset); - $this->fetchMode = $savem; - - if ($this->fetchMode & ADODB_FETCH_ASSOC) { - $this->fields =& $this->GetRowAssoc(ADODB_ASSOC_CASE); - } - - $results = array(); - $cnt = 0; - while (!$this->EOF && $nrows != $cnt) { - $results[$cnt++] = $this->fields; - $this->MoveNext(); - } - - return $results; - } - - - function MoveNext() - { - if ($this->_numOfRows != 0 && !$this->EOF) { - $this->_currentRow++; - - $this->fields = @db2_fetch_array($this->_queryID); - if ($this->fields) { - if ($this->fetchMode & ADODB_FETCH_ASSOC) { - $this->fields =& $this->GetRowAssoc(ADODB_ASSOC_CASE); - } - return true; - } - } - $this->fields = false; - $this->EOF = true; - return false; - } - - function _fetch() - { - - $this->fields = db2_fetch_array($this->_queryID); - if ($this->fields) { - if ($this->fetchMode & ADODB_FETCH_ASSOC) { - $this->fields =& $this->GetRowAssoc(ADODB_ASSOC_CASE); - } - return true; - } - $this->fields = false; - return false; - } - - function _close() - { - return @db2_free_result($this->_queryID); - } - -} -?>
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