Documentation TYPO3 par Ameos

Disponible dans d'autres versions de TYPO3 -> 3.7.0  3.8.1  4.0.0  4.0.1  4.1.0   <- Available in other TYPO3 versions

adodb-pdo_mysql.inc.php

<?php


/*
V4.93 10 Oct 2006  (c) 2000-2006 John Lim (jlim#natsoft.com.my). All rights reserved.
  Released under both BSD license and Lesser GPL library license. 
  Whenever there is any discrepancy between the two licenses, 
  the BSD license will take precedence.
  Set tabs to 8.
 
*/ 

class ADODB_pdo_mysql extends ADODB_pdo {
        var $metaTablesSQL = "SHOW TABLES";     
        var $metaColumnsSQL = "SHOW COLUMNS FROM `%s`";
        var $sysDate = 'CURDATE()';
        var $sysTimeStamp = 'NOW()';
        var $nameQuote = '`';

        function _init($parentDriver)
        {
        
                $parentDriver->hasTransactions = false;
                $parentDriver->_bindInputArray = false;
                $parentDriver->hasInsertID = true;
                $parentDriver->_connectionID->setAttribute(PDO::MYSQL_ATTR_USE_BUFFERED_QUERY,true);
        }
        
                // dayFraction is a day in floating point
        function OffsetDate($dayFraction,$date=false)
        {               
                if (!$date) $date = $this->sysDate;
                
                $fraction = $dayFraction * 24 * 3600;
                return $date . ' + INTERVAL ' .  $fraction.' SECOND';
                
//              return "from_unixtime(unix_timestamp($date)+$fraction)";
        }
        
        function ServerInfo()
        {
                $arr['description'] = ADOConnection::GetOne("select version()");
                $arr['version'] = ADOConnection::_findvers($arr['description']);
                return $arr;
        }
        
        function &MetaTables($ttype=false,$showSchema=false,$mask=false) 
        {       
                $save = $this->metaTablesSQL;
                if ($showSchema && is_string($showSchema)) {
                        $this->metaTablesSQL .= " from $showSchema";
                }
                
                if ($mask) {
                        $mask = $this->qstr($mask);
                        $this->metaTablesSQL .= " like $mask";
                }
                $ret =& ADOConnection::MetaTables($ttype,$showSchema);
                
                $this->metaTablesSQL = $save;
                return $ret;
        }
        
        function SetTransactionMode( $transaction_mode ) 
        {
                $this->_transmode  = $transaction_mode;
                if (empty($transaction_mode)) {
                        $this->Execute('SET TRANSACTION ISOLATION LEVEL REPEATABLE READ');
                        return;
                }
                if (!stristr($transaction_mode,'isolation')) $transaction_mode = 'ISOLATION LEVEL '.$transaction_mode;
                $this->Execute("SET SESSION TRANSACTION ".$transaction_mode);
        }
        
        function &MetaColumns($table) 
        {
                $this->_findschema($table,$schema);
                if ($schema) {
                        $dbName = $this->database;
                        $this->SelectDB($schema);
                }
                global $ADODB_FETCH_MODE;
                $save = $ADODB_FETCH_MODE;
                $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
                
                if ($this->fetchMode !== false) $savem = $this->SetFetchMode(false);
                $rs = $this->Execute(sprintf($this->metaColumnsSQL,$table));
                
                if ($schema) {
                        $this->SelectDB($dbName);
                }
                
                if (isset($savem)) $this->SetFetchMode($savem);
                $ADODB_FETCH_MODE = $save;
                if (!is_object($rs)) {
                        $false = false;
                        return $false;
                }
                        
                $retarr = array();
                while (!$rs->EOF){
                        $fld = new ADOFieldObject();
                        $fld->name = $rs->fields[0];
                        $type = $rs->fields[1];
                        
                        // split type into type(length):
                        $fld->scale = null;
                        if (preg_match("/^(.+)\((\d+),(\d+)/", $type, $query_array)) {
                                $fld->type = $query_array[1];
                                $fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1;
                                $fld->scale = is_numeric($query_array[3]) ? $query_array[3] : -1;
                        } elseif (preg_match("/^(.+)\((\d+)/", $type, $query_array)) {
                                $fld->type = $query_array[1];
                                $fld->max_length = is_numeric($query_array[2]) ? $query_array[2] : -1;
                        } elseif (preg_match("/^(enum)\((.*)\)$/i", $type, $query_array)) {
                                $fld->type = $query_array[1];
                                $arr = explode(",",$query_array[2]);
                                $fld->enums = $arr;
                                $zlen = max(array_map("strlen",$arr)) - 2; // PHP >= 4.0.6
                                $fld->max_length = ($zlen > 0) ? $zlen : 1;
                        } else {
                                $fld->type = $type;
                                $fld->max_length = -1;
                        }
                        $fld->not_null = ($rs->fields[2] != 'YES');
                        $fld->primary_key = ($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; 
        }
                
        
        // parameters use PostgreSQL convention, not MySQL
        function &SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs=0)
        {
                $offsetStr =($offset>=0) ? "$offset," : '';
                // jason judge, see http://phplens.com/lens/lensforum/msgs.php?id=9220
                if ($nrows < 0) $nrows = '18446744073709551615'; 
                
                if ($secs)
                        $rs =& $this->CacheExecute($secs,$sql." LIMIT $offsetStr$nrows",$inputarr);
                else
                        $rs =& $this->Execute($sql." LIMIT $offsetStr$nrows",$inputarr);
                return $rs;
        }
}
?>

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