mirror of
https://github.com/EGroupware/egroupware.git
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954 lines
24 KiB
PHP
954 lines
24 KiB
PHP
<?php
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/*
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V4.65 22 July 2005 (c) 2000-2005 John Lim (jlim@natsoft.com.my). 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 8.
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MySQL code that does not support transactions. Use mysqlt if you need transactions.
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Requires mysql client. Works on Windows and Unix.
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21 October 2003: MySQLi extension implementation by Arjen de Rijke (a.de.rijke@xs4all.nl)
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Based on adodb 3.40
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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("_ADODB_MYSQLI_LAYER")) {
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define("_ADODB_MYSQLI_LAYER", 1 );
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if (!defined('MYSQLI_READ_DEFAULT_GROUP')) define('MYSQLI_READ_DEFAULT_GROUP',1);
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// disable adodb extension - currently incompatible.
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global $ADODB_EXTENSION; $ADODB_EXTENSION = false;
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class ADODB_mysqli extends ADOConnection {
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var $databaseType = 'mysqli';
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var $dataProvider = 'native';
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var $hasInsertID = true;
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var $hasAffectedRows = true;
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var $metaTablesSQL = "SHOW TABLES";
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var $metaColumnsSQL = "SHOW COLUMNS FROM %s";
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var $fmtTimeStamp = "'Y-m-d H:i:s'";
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var $hasLimit = true;
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var $hasMoveFirst = true;
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var $hasGenID = true;
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var $isoDates = true; // accepts dates in ISO format
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var $sysDate = 'CURDATE()';
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var $sysTimeStamp = 'NOW()';
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var $hasTransactions = true;
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var $forceNewConnect = false;
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var $poorAffectedRows = true;
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var $clientFlags = 0;
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var $substr = "substring";
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var $port = false;
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var $socket = false;
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var $_bindInputArray = false;
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var $nameQuote = '`'; /// string to use to quote identifiers and names
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var $optionFlags = array(array(MYSQLI_READ_DEFAULT_GROUP,0));
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function ADODB_mysqli()
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{
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// if(!extension_loaded("mysqli"))
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;//trigger_error("You must have the mysqli extension installed.", E_USER_ERROR);
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}
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// returns true or false
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// To add: parameter int $port,
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// parameter string $socket
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function _connect($argHostname = NULL,
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$argUsername = NULL,
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$argPassword = NULL,
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$argDatabasename = NULL, $persist=false)
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{
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if(!extension_loaded("mysqli")) {
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return null;
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}
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$this->_connectionID = @mysqli_init();
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if (is_null($this->_connectionID)) {
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// mysqli_init only fails if insufficient memory
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if ($this->debug)
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ADOConnection::outp("mysqli_init() failed : " . $this->ErrorMsg());
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return false;
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}
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/*
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I suggest a simple fix which would enable adodb and mysqli driver to
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read connection options from the standard mysql configuration file
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/etc/my.cnf - "Bastien Duclaux" <bduclaux#yahoo.com>
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*/
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foreach($this->optionFlags as $arr) {
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mysqli_options($this->_connectionID,$arr[0],$arr[1]);
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}
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if (strstr($argHostname,':')) list($argHostname,$this->port) = explode(':',$argHostname);
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$ok = @mysqli_real_connect($this->_connectionID,
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$argHostname,
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$argUsername,
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$argPassword,
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$argDatabasename,
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$this->port,
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$this->socket,
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$this->clientFlags);
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if ($ok) {
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if ($argDatabasename) return $this->SelectDB($argDatabasename);
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return true;
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} else {
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if ($this->debug)
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ADOConnection::outp("Could't connect : " . $this->ErrorMsg());
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return false;
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}
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}
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// returns true or false
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// How to force a persistent connection
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function _pconnect($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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// When is this used? Close old connection first?
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// In _connect(), check $this->forceNewConnect?
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function _nconnect($argHostname, $argUsername, $argPassword, $argDatabasename)
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{
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$this->forceNewConnect = true;
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return $this->_connect($argHostname, $argUsername, $argPassword, $argDatabasename);
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}
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function IfNull( $field, $ifNull )
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{
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return " IFNULL($field, $ifNull) "; // if MySQL
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}
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function ServerInfo()
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{
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$arr['description'] = $this->GetOne("select version()");
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$arr['version'] = ADOConnection::_findvers($arr['description']);
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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->Execute('SET AUTOCOMMIT=0');
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$this->Execute('BEGIN');
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return true;
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}
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function CommitTrans($ok=true)
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{
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if ($this->transOff) return true;
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if (!$ok) return $this->RollbackTrans();
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if ($this->transCnt) $this->transCnt -= 1;
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$this->Execute('COMMIT');
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$this->Execute('SET AUTOCOMMIT=1');
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return true;
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}
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function RollbackTrans()
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{
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if ($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->Execute('SET AUTOCOMMIT=1');
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return true;
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}
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// if magic quotes disabled, use mysql_real_escape_string()
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// From readme.htm:
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// Quotes a string to be sent to the database. The $magic_quotes_enabled
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// parameter may look funny, but the idea is if you are quoting a
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// string extracted from a POST/GET variable, then
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// pass get_magic_quotes_gpc() as the second parameter. This will
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// ensure that the variable is not quoted twice, once by qstr and once
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// by the magic_quotes_gpc.
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//
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//Eg. $s = $db->qstr(_GET['name'],get_magic_quotes_gpc());
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function qstr($s, $magic_quotes = false)
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{
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if (!$magic_quotes) {
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if (PHP_VERSION >= 5 && $this->_connectionID)
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return "'" . mysqli_real_escape_string($this->_connectionID, $s) . "'";
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if ($this->replaceQuote[0] == '\\')
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$s = adodb_str_replace(array('\\',"\0"),array('\\\\',"\\\0"),$s);
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return "'".str_replace("'",$this->replaceQuote,$s)."'";
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}
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// undo magic quotes for "
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$s = str_replace('\\"','"',$s);
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return "'$s'";
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}
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function _insertid()
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{
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$result = @mysqli_insert_id($this->_connectionID);
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if ($result == -1){
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if ($this->debug) ADOConnection::outp("mysqli_insert_id() failed : " . $this->ErrorMsg());
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}
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return $result;
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}
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// Only works for INSERT, UPDATE and DELETE query's
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function _affectedrows()
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{
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$result = @mysqli_affected_rows($this->_connectionID);
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if ($result == -1) {
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if ($this->debug) ADOConnection::outp("mysqli_affected_rows() failed : " . $this->ErrorMsg());
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}
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return $result;
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}
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// See http://www.mysql.com/doc/M/i/Miscellaneous_functions.html
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// Reference on Last_Insert_ID on the recommended way to simulate sequences
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var $_genIDSQL = "update %s set id=LAST_INSERT_ID(id+1);";
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var $_genSeqSQL = "create table %s (id int not null)";
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var $_genSeq2SQL = "insert into %s values (%s)";
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var $_dropSeqSQL = "drop table %s";
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function CreateSequence($seqname='adodbseq',$startID=1)
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{
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if (empty($this->_genSeqSQL)) return false;
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$u = strtoupper($seqname);
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$ok = $this->Execute(sprintf($this->_genSeqSQL,$seqname));
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if (!$ok) return false;
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return $this->Execute(sprintf($this->_genSeq2SQL,$seqname,$startID-1));
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}
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function GenID($seqname='adodbseq',$startID=1)
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{
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// post-nuke sets hasGenID to false
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if (!$this->hasGenID) return false;
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$getnext = sprintf($this->_genIDSQL,$seqname);
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$holdtransOK = $this->_transOK; // save the current status
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$rs = @$this->Execute($getnext);
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if (!$rs) {
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if ($holdtransOK) $this->_transOK = true; //if the status was ok before reset
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$u = strtoupper($seqname);
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$this->Execute(sprintf($this->_genSeqSQL,$seqname));
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$this->Execute(sprintf($this->_genSeq2SQL,$seqname,$startID-1));
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$rs = $this->Execute($getnext);
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}
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$this->genID = mysqli_insert_id($this->_connectionID);
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if ($rs) $rs->Close();
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return $this->genID;
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}
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function &MetaDatabases()
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{
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$query = "SHOW DATABASES";
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$ret =& $this->Execute($query);
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if ($ret && is_object($ret)){
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$arr = array();
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while (!$ret->EOF){
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$db = $ret->Fields('Database');
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if ($db != 'mysql') $arr[] = $db;
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$ret->MoveNext();
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}
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return $arr;
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}
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return $ret;
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}
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function &MetaIndexes ($table, $primary = 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 = $this->SetFetchMode(FALSE);
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}
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// get index details
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$rs = $this->Execute(sprintf('SHOW INDEXES FROM %s',$table));
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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 = $save;
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if (!is_object($rs)) {
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return $false;
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}
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$indexes = array ();
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// parse index data into array
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while ($row = $rs->FetchRow()) {
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if ($primary == FALSE AND $row[2] == 'PRIMARY') {
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continue;
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}
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if (!isset($indexes[$row[2]])) {
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$indexes[$row[2]] = array(
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'unique' => ($row[1] == 0),
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'columns' => array()
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);
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}
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$indexes[$row[2]]['columns'][$row[3] - 1] = $row[4];
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}
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// sort columns by order in the index
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foreach ( array_keys ($indexes) as $index )
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{
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ksort ($indexes[$index]['columns']);
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}
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return $indexes;
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}
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// Format date column in sql string given an input format that understands Y M D
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function SQLDate($fmt, $col=false)
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{
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if (!$col) $col = $this->sysTimeStamp;
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$s = 'DATE_FORMAT('.$col.",'";
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$concat = false;
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$len = strlen($fmt);
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for ($i=0; $i < $len; $i++) {
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$ch = $fmt[$i];
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switch($ch) {
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case 'Y':
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case 'y':
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$s .= '%Y';
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break;
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case 'Q':
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case 'q':
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$s .= "'),Quarter($col)";
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if ($len > $i+1) $s .= ",DATE_FORMAT($col,'";
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else $s .= ",('";
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$concat = true;
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break;
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case 'M':
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$s .= '%b';
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break;
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case 'm':
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$s .= '%m';
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break;
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case 'D':
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case 'd':
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$s .= '%d';
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break;
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case 'H':
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$s .= '%H';
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break;
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case 'h':
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$s .= '%I';
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break;
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case 'i':
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$s .= '%i';
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break;
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case 's':
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$s .= '%s';
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break;
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case 'a':
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case 'A':
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$s .= '%p';
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break;
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case 'w':
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$s .= '%w';
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break;
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case 'l':
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$s .= '%W';
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break;
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default:
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if ($ch == '\\') {
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$i++;
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$ch = substr($fmt,$i,1);
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}
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$s .= $ch;
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break;
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}
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}
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$s.="')";
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if ($concat) $s = "CONCAT($s)";
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return $s;
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}
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// returns concatenated string
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// much easier to run "mysqld --ansi" or "mysqld --sql-mode=PIPES_AS_CONCAT" and use || operator
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function Concat()
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{
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$s = "";
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$arr = func_get_args();
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// suggestion by andrew005@mnogo.ru
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$s = implode(',',$arr);
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if (strlen($s) > 0) return "CONCAT($s)";
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else return '';
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}
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// dayFraction is a day in floating point
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function OffsetDate($dayFraction,$date=false)
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{
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if (!$date)
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$date = $this->sysDate;
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return "from_unixtime(unix_timestamp($date)+($dayFraction)*24*3600)";
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}
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function &MetaTables($ttype=false,$showSchema=false,$mask=false)
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{
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$save = $this->metaTablesSQL;
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if ($showSchema && is_string($showSchema)) {
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$this->metaTablesSQL .= " from $showSchema";
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}
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if ($mask) {
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$mask = $this->qstr($mask);
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$this->metaTablesSQL .= " like $mask";
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}
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$ret =& ADOConnection::MetaTables($ttype,$showSchema);
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$this->metaTablesSQL = $save;
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return $ret;
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}
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// "Innox - Juan Carlos Gonzalez" <jgonzalez#innox.com.mx>
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function MetaForeignKeys( $table, $owner = FALSE, $upper = FALSE, $asociative = FALSE )
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{
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if ( !empty($owner) ) {
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$table = "$owner.$table";
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}
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$a_create_table = $this->getRow(sprintf('SHOW CREATE TABLE %s', $table));
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$create_sql = $a_create_table[1];
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$matches = array();
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$foreign_keys = array();
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if ( preg_match_all("/FOREIGN KEY \(`(.*?)`\) REFERENCES `(.*?)` \(`(.*?)`\)/", $create_sql, $matches) ) {
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$num_keys = count($matches[0]);
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for ( $i = 0; $i < $num_keys; $i ++ ) {
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$my_field = explode('`, `', $matches[1][$i]);
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$ref_table = $matches[2][$i];
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$ref_field = explode('`, `', $matches[3][$i]);
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if ( $upper ) {
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$ref_table = strtoupper($ref_table);
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}
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$foreign_keys[$ref_table] = array();
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$num_fields = count($my_field);
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for ( $j = 0; $j < $num_fields; $j ++ ) {
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if ( $asociative ) {
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$foreign_keys[$ref_table][$ref_field[$j]] = $my_field[$j];
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} else {
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$foreign_keys[$ref_table][] = "{$my_field[$j]}={$ref_field[$j]}";
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}
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}
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}
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}
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return $foreign_keys;
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}
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function &MetaColumns($table)
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{
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$false = false;
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if (!$this->metaColumnsSQL)
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return $false;
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global $ADODB_FETCH_MODE;
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$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 = $this->SetFetchMode(false);
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$rs = $this->Execute(sprintf($this->metaColumnsSQL,$table));
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if (isset($savem)) $this->SetFetchMode($savem);
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$ADODB_FETCH_MODE = $save;
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if (!is_object($rs))
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return $false;
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$retarr = array();
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while (!$rs->EOF) {
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$fld = new ADOFieldObject();
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$fld->name = $rs->fields[0];
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$type = $rs->fields[1];
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// split type into type(length):
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$fld->scale = null;
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if (preg_match("/^(.+)\((\d+),(\d+)/", $type, $query_array)) {
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$fld->type = $query_array[1];
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$fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1;
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$fld->scale = is_numeric($query_array[3]) ? $query_array[3] : -1;
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} elseif (preg_match("/^(.+)\((\d+)/", $type, $query_array)) {
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$fld->type = $query_array[1];
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$fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1;
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} elseif (preg_match("/^(enum)\((.*)\)$/i", $type, $query_array)) {
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$fld->type = $query_array[1];
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$fld->max_length = max(array_map("strlen",explode(",",$query_array[2]))) - 2; // PHP >= 4.0.6
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$fld->max_length = ($fld->max_length == 0 ? 1 : $fld->max_length);
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} else {
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$fld->type = $type;
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$fld->max_length = -1;
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}
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$fld->not_null = ($rs->fields[2] != 'YES');
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$fld->primary_key = ($rs->fields[3] == 'PRI');
|
|
$fld->auto_increment = (strpos($rs->fields[5], 'auto_increment') !== false);
|
|
$fld->binary = (strpos($type,'blob') !== false);
|
|
$fld->unsigned = (strpos($type,'unsigned') !== false);
|
|
|
|
if (!$fld->binary) {
|
|
$d = $rs->fields[4];
|
|
if ($d != '' && $d != 'NULL') {
|
|
$fld->has_default = true;
|
|
$fld->default_value = $d;
|
|
} else {
|
|
$fld->has_default = false;
|
|
}
|
|
}
|
|
|
|
if ($save == ADODB_FETCH_NUM) {
|
|
$retarr[] = $fld;
|
|
} else {
|
|
$retarr[strtoupper($fld->name)] = $fld;
|
|
}
|
|
$rs->MoveNext();
|
|
}
|
|
|
|
$rs->Close();
|
|
return $retarr;
|
|
}
|
|
|
|
// returns true or false
|
|
function SelectDB($dbName)
|
|
{
|
|
// $this->_connectionID = $this->mysqli_resolve_link($this->_connectionID);
|
|
$this->databaseName = $dbName;
|
|
if ($this->_connectionID) {
|
|
$result = @mysqli_select_db($this->_connectionID, $dbName);
|
|
if (!$result && $this->debug) {
|
|
ADOConnection::outp("Select of database " . $dbName . " failed. " . $this->ErrorMsg());
|
|
}
|
|
return $result;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// parameters use PostgreSQL convention, not MySQL
|
|
function &SelectLimit($sql,
|
|
$nrows = -1,
|
|
$offset = -1,
|
|
$inputarr = false,
|
|
$arg3 = false,
|
|
$secs = 0)
|
|
{
|
|
$offsetStr = ($offset >= 0) ? "$offset," : '';
|
|
if ($nrows < 0) $nrows = '18446744073709551615';
|
|
|
|
if ($secs)
|
|
$rs =& $this->CacheExecute($secs, $sql . " LIMIT $offsetStr$nrows" , $inputarr , $arg3);
|
|
else
|
|
$rs =& $this->Execute($sql . " LIMIT $offsetStr$nrows" , $inputarr , $arg3);
|
|
|
|
return $rs;
|
|
}
|
|
|
|
|
|
function Prepare($sql)
|
|
{
|
|
return $sql;
|
|
|
|
$stmt = $this->_connectionID->prepare($sql);
|
|
if (!$stmt) {
|
|
echo $this->ErrorMsg();
|
|
return $sql;
|
|
}
|
|
return array($sql,$stmt);
|
|
}
|
|
|
|
|
|
// returns queryID or false
|
|
function _query($sql, $inputarr)
|
|
{
|
|
global $ADODB_COUNTRECS;
|
|
|
|
if (is_array($sql)) {
|
|
$stmt = $sql[1];
|
|
$a = '';
|
|
foreach($inputarr as $k => $v) {
|
|
if (is_string($v)) $a .= 's';
|
|
else if (is_integer($v)) $a .= 'i';
|
|
else $a .= 'd';
|
|
}
|
|
|
|
$fnarr =& array_merge( array($stmt,$a) , $inputarr);
|
|
$ret = call_user_func_array('mysqli_stmt_bind_param',$fnarr);
|
|
|
|
$ret = mysqli_stmt_execute($stmt);
|
|
return $ret;
|
|
}
|
|
if (!$mysql_res = mysqli_query($this->_connectionID, $sql, ($ADODB_COUNTRECS) ? MYSQLI_STORE_RESULT : MYSQLI_USE_RESULT)) {
|
|
if ($this->debug) ADOConnection::outp("Query: " . $sql . " failed. " . $this->ErrorMsg());
|
|
return false;
|
|
}
|
|
|
|
return $mysql_res;
|
|
}
|
|
|
|
/* Returns: the last error message from previous database operation */
|
|
function ErrorMsg()
|
|
{
|
|
if (empty($this->_connectionID))
|
|
$this->_errorMsg = @mysqli_connect_error();
|
|
else
|
|
$this->_errorMsg = @mysqli_error($this->_connectionID);
|
|
return $this->_errorMsg;
|
|
}
|
|
|
|
/* Returns: the last error number from previous database operation */
|
|
function ErrorNo()
|
|
{
|
|
if (empty($this->_connectionID))
|
|
return @mysqli_connect_errno();
|
|
else
|
|
return @mysqli_errno($this->_connectionID);
|
|
}
|
|
|
|
// returns true or false
|
|
function _close()
|
|
{
|
|
@mysqli_close($this->_connectionID);
|
|
$this->_connectionID = false;
|
|
}
|
|
|
|
/*
|
|
* Maximum size of C field
|
|
*/
|
|
function CharMax()
|
|
{
|
|
return 255;
|
|
}
|
|
|
|
/*
|
|
* Maximum size of X field
|
|
*/
|
|
function TextMax()
|
|
{
|
|
return 4294967295;
|
|
}
|
|
|
|
/**
|
|
* @var array $charset2mysql translate www charsets to mysql ones
|
|
*/
|
|
var $charset2mysql = array(
|
|
'utf-8' => 'utf8',
|
|
'iso-8859-1' => 'latin1',
|
|
'iso-8859-2' => 'latin2',
|
|
'windows-1251' => 'cp1251',
|
|
'koi8-r' => 'koi8r', // 4.0: koi8_ru
|
|
'euc-kr' => 'euckr', // 4.0: euc_kr
|
|
'euc-jp' => 'ujis', // 4.0: -
|
|
'iso-8859-7' => 'greek', // 4.0: -
|
|
);
|
|
|
|
/**
|
|
* gets the client encoding from the connection
|
|
*
|
|
* mysqli_client_encoding only returns the default charset, not the one currently used!
|
|
*
|
|
* @return string/boolean charset or false
|
|
*/
|
|
function GetCharSet()
|
|
{
|
|
$this->charSet = $this->GetOne('SELECT @@character_set_connection');
|
|
if ($this->charSet) {
|
|
$mysql2charset = array_flip($this->charset2mysql);
|
|
if (isset($mysql2charset[$this->charSet])) {
|
|
$this->charSet = $mysql2charset[$this->charSet];
|
|
}
|
|
}
|
|
return $this->charSet ? $this->charSet : false;
|
|
}
|
|
|
|
/**
|
|
* sets the client encoding from the connection
|
|
*
|
|
* mysqli_set_charset is php5.1+, the query used here works since mysql4.1
|
|
*
|
|
* @param string $charset_name
|
|
* @return boolean true on success, false otherwise
|
|
*/
|
|
function SetCharSet($charset_name)
|
|
{
|
|
$mysql_charset = isset($this->charset2mysql[$charset_name]) ? $this->charset2mysql[$charset_name] : $charset_name;
|
|
if (!mysqli_query($this->_connectionID,'SET NAMES '.$this->qstr($mysql_charset))) return false;
|
|
if ($this->GetCharSet()) {
|
|
return $this->charSet == $charset_name || $this->charset2mysql[$this->charSet] == $charset_name;
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*--------------------------------------------------------------------------------------
|
|
Class Name: Recordset
|
|
--------------------------------------------------------------------------------------*/
|
|
|
|
class ADORecordSet_mysqli extends ADORecordSet{
|
|
|
|
var $databaseType = "mysqli";
|
|
var $canSeek = true;
|
|
|
|
function ADORecordSet_mysqli($queryID, $mode = false)
|
|
{
|
|
if ($mode === false)
|
|
{
|
|
global $ADODB_FETCH_MODE;
|
|
$mode = $ADODB_FETCH_MODE;
|
|
}
|
|
|
|
switch ($mode)
|
|
{
|
|
case ADODB_FETCH_NUM:
|
|
$this->fetchMode = MYSQLI_NUM;
|
|
break;
|
|
case ADODB_FETCH_ASSOC:
|
|
$this->fetchMode = MYSQLI_ASSOC;
|
|
break;
|
|
case ADODB_FETCH_DEFAULT:
|
|
case ADODB_FETCH_BOTH:
|
|
default:
|
|
$this->fetchMode = MYSQLI_BOTH;
|
|
break;
|
|
}
|
|
$this->adodbFetchMode = $mode;
|
|
$this->ADORecordSet($queryID);
|
|
}
|
|
|
|
function _initrs()
|
|
{
|
|
global $ADODB_COUNTRECS;
|
|
|
|
$this->_numOfRows = $ADODB_COUNTRECS ? @mysqli_num_rows($this->_queryID) : -1;
|
|
$this->_numOfFields = @mysqli_num_fields($this->_queryID);
|
|
}
|
|
|
|
function &FetchField($fieldOffset = -1)
|
|
{
|
|
$fieldnr = $fieldOffset;
|
|
if ($fieldOffset != -1) {
|
|
$fieldOffset = mysqli_field_seek($this->_queryID, $fieldnr);
|
|
}
|
|
$o = mysqli_fetch_field($this->_queryID);
|
|
return $o;
|
|
}
|
|
|
|
function &GetRowAssoc($upper = true)
|
|
{
|
|
if ($this->fetchMode == MYSQLI_ASSOC && !$upper)
|
|
return $this->fields;
|
|
$row =& ADORecordSet::GetRowAssoc($upper);
|
|
return $row;
|
|
}
|
|
|
|
/* Use associative array to get fields array */
|
|
function Fields($colname)
|
|
{
|
|
if ($this->fetchMode != MYSQLI_NUM)
|
|
return @$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($colname)]];
|
|
}
|
|
|
|
function _seek($row)
|
|
{
|
|
if ($this->_numOfRows == 0)
|
|
return false;
|
|
|
|
if ($row < 0)
|
|
return false;
|
|
|
|
mysqli_data_seek($this->_queryID, $row);
|
|
$this->EOF = false;
|
|
return true;
|
|
}
|
|
|
|
// 10% speedup to move MoveNext to child class
|
|
// This is the only implementation that works now (23-10-2003).
|
|
// Other functions return no or the wrong results.
|
|
function MoveNext()
|
|
{
|
|
if ($this->EOF) return false;
|
|
$this->_currentRow++;
|
|
$this->fields = @mysqli_fetch_array($this->_queryID,$this->fetchMode);
|
|
|
|
if (is_array($this->fields)) return true;
|
|
$this->EOF = true;
|
|
return false;
|
|
}
|
|
|
|
function _fetch()
|
|
{
|
|
$this->fields = mysqli_fetch_array($this->_queryID,$this->fetchMode);
|
|
return is_array($this->fields);
|
|
}
|
|
|
|
function _close()
|
|
{
|
|
mysqli_free_result($this->_queryID);
|
|
$this->_queryID = false;
|
|
}
|
|
|
|
/*
|
|
|
|
0 = MYSQLI_TYPE_DECIMAL
|
|
1 = MYSQLI_TYPE_CHAR
|
|
1 = MYSQLI_TYPE_TINY
|
|
2 = MYSQLI_TYPE_SHORT
|
|
3 = MYSQLI_TYPE_LONG
|
|
4 = MYSQLI_TYPE_FLOAT
|
|
5 = MYSQLI_TYPE_DOUBLE
|
|
6 = MYSQLI_TYPE_NULL
|
|
7 = MYSQLI_TYPE_TIMESTAMP
|
|
8 = MYSQLI_TYPE_LONGLONG
|
|
9 = MYSQLI_TYPE_INT24
|
|
10 = MYSQLI_TYPE_DATE
|
|
11 = MYSQLI_TYPE_TIME
|
|
12 = MYSQLI_TYPE_DATETIME
|
|
13 = MYSQLI_TYPE_YEAR
|
|
14 = MYSQLI_TYPE_NEWDATE
|
|
247 = MYSQLI_TYPE_ENUM
|
|
248 = MYSQLI_TYPE_SET
|
|
249 = MYSQLI_TYPE_TINY_BLOB
|
|
250 = MYSQLI_TYPE_MEDIUM_BLOB
|
|
251 = MYSQLI_TYPE_LONG_BLOB
|
|
252 = MYSQLI_TYPE_BLOB
|
|
253 = MYSQLI_TYPE_VAR_STRING
|
|
254 = MYSQLI_TYPE_STRING
|
|
255 = MYSQLI_TYPE_GEOMETRY
|
|
*/
|
|
|
|
function MetaType($t, $len = -1, $fieldobj = false)
|
|
{
|
|
if (is_object($t)) {
|
|
$fieldobj = $t;
|
|
$t = $fieldobj->type;
|
|
$len = $fieldobj->max_length;
|
|
}
|
|
|
|
|
|
$len = -1; // mysql max_length is not accurate
|
|
switch (strtoupper($t)) {
|
|
case 'STRING':
|
|
case 'CHAR':
|
|
case 'VARCHAR':
|
|
case 'TINYBLOB':
|
|
case 'TINYTEXT':
|
|
case 'ENUM':
|
|
case 'SET':
|
|
|
|
case MYSQLI_TYPE_TINY_BLOB :
|
|
case MYSQLI_TYPE_CHAR :
|
|
case MYSQLI_TYPE_STRING :
|
|
case MYSQLI_TYPE_ENUM :
|
|
case MYSQLI_TYPE_SET :
|
|
case 253 :
|
|
if ($len <= $this->blobSize) return 'C';
|
|
|
|
case 'TEXT':
|
|
case 'LONGTEXT':
|
|
case 'MEDIUMTEXT':
|
|
return 'X';
|
|
|
|
|
|
// php_mysql extension always returns 'blob' even if 'text'
|
|
// so we have to check whether binary...
|
|
case 'IMAGE':
|
|
case 'LONGBLOB':
|
|
case 'BLOB':
|
|
case 'MEDIUMBLOB':
|
|
|
|
case MYSQLI_TYPE_BLOB :
|
|
case MYSQLI_TYPE_LONG_BLOB :
|
|
case MYSQLI_TYPE_MEDIUM_BLOB :
|
|
|
|
return !empty($fieldobj->binary) ? 'B' : 'X';
|
|
case 'YEAR':
|
|
case 'DATE':
|
|
case MYSQLI_TYPE_DATE :
|
|
case MYSQLI_TYPE_YEAR :
|
|
|
|
return 'D';
|
|
|
|
case 'TIME':
|
|
case 'DATETIME':
|
|
case 'TIMESTAMP':
|
|
|
|
case MYSQLI_TYPE_DATETIME :
|
|
case MYSQLI_TYPE_NEWDATE :
|
|
case MYSQLI_TYPE_TIME :
|
|
case MYSQLI_TYPE_TIMESTAMP :
|
|
|
|
return 'T';
|
|
|
|
case 'INT':
|
|
case 'INTEGER':
|
|
case 'BIGINT':
|
|
case 'TINYINT':
|
|
case 'MEDIUMINT':
|
|
case 'SMALLINT':
|
|
|
|
case MYSQLI_TYPE_INT24 :
|
|
case MYSQLI_TYPE_LONG :
|
|
case MYSQLI_TYPE_LONGLONG :
|
|
case MYSQLI_TYPE_SHORT :
|
|
case MYSQLI_TYPE_TINY :
|
|
|
|
if (!empty($fieldobj->primary_key)) return 'R';
|
|
|
|
return 'I';
|
|
|
|
|
|
// Added floating-point types
|
|
// Maybe not necessery.
|
|
case 'FLOAT':
|
|
case 'DOUBLE':
|
|
// case 'DOUBLE PRECISION':
|
|
case 'DECIMAL':
|
|
case 'DEC':
|
|
case 'FIXED':
|
|
default:
|
|
//if (!is_numeric($t)) echo "<p>--- Error in type matching $t -----</p>";
|
|
return 'N';
|
|
}
|
|
} // function
|
|
|
|
|
|
} // rs class
|
|
|
|
}
|
|
|
|
?>
|