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Updated script to use sqlsrv and mysqli to ensure PHP7 compatibility #10

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Updated script to use sqlsrv and mysqli to ensure PHP7 compatibility #10

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45 changes: 20 additions & 25 deletions mssql2mysql.php
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Original file line number Diff line number Diff line change
Expand Up @@ -32,28 +32,20 @@ function addTilde($string)
}

// Connect MS SQL
$mssql_connect = mssql_connect(MSSQL_HOST, MSSQL_USER, MSSQL_PASSWORD) or die("Couldn't connect to SQL Server on '".MSSQL_HOST."'' user '".MSSQL_USER."'\n");
$mssql_db = sqlsrv_connect(MSSQL_HOST, ['Uid' => MSSQL_USER, 'PWD' => MSSQL_PASSWORD, 'Database' => MSSQL_DATABASE, 'CharacterSet' => 'UTF-8']) or die("Couldn't connect to SQL Server on '".MSSQL_HOST."'' user '".MSSQL_USER."'\n");
echo "=> Connected to Source MS SQL Server on '".MSSQL_HOST."'\n";

// Select MS SQL Database
$mssql_db = mssql_select_db(MSSQL_DATABASE, $mssql_connect) or die("Couldn't open database '".MSSQL_DATABASE."'\n");
echo "=> Found database '".MSSQL_DATABASE."'\n";

// Connect to MySQL
$mysql_connect = mysql_connect(MYSQL_HOST, MYSQL_USER, MYSQL_PASSWORD) or die("Couldn't connect to MySQL on '".MYSQL_HOST."'' user '".MYSQL_USER."'\n");
echo "\n=> Connected to Source MySQL Server on ".MYSQL_HOST."\n";

// Select MySQL Database
$mssql_db = mysql_select_db(MYSQL_DATABASE, $mysql_connect) or die("Couldn't open database '".MYSQL_DATABASE."'\n");
echo "=> Found database '".MYSQL_DATABASE."'\n";
$mysqli = new mysqli(MYSQL_HOST, MYSQL_USER, MYSQL_PASSWORD, MYSQL_DATABASE) or die("Couldn't connect to MySQL on '".MYSQL_HOST."'' user '".MYSQL_USER."'\n");
echo "\n=> Connected to Destination MySQL Server on ".MYSQL_HOST."\n";

$mssql_tables = array();

// Get MS SQL tables
$sql = "SELECT * FROM sys.Tables;";
$res = mssql_query($sql);
$res = sqlsrv_query($mssql_db, $sql);
echo "\n=> Getting tables..\n";
while ($row = mssql_fetch_assoc($res))
while ($row = sqlsrv_fetch_array($res))
{
array_push($mssql_tables, $row['name']);
//echo ($row['name'])."\n";
Expand All @@ -70,18 +62,18 @@ function addTilde($string)
echo "=====> Getting info table ".$table." from SQL Server\n";

$sql = "select * from information_schema.columns where table_name = '".$table."'";
$res = mssql_query($sql);
$res = sqlsrv_query($mssql_db, $sql);

if ($res)
{
$mssql_tables[$table] = array();

$mysql = "DROP TABLE IF EXISTS `".$table."`";
mysql_query($mysql);
$mysqli->query($mysql);
$mysql = "CREATE TABLE `".$table."`";
$strctsql = $fields = array();

while ($row = mssql_fetch_assoc($res))
while ($row = sqlsrv_fetch_array($res))
{
//print_r($row); echo "\n";
array_push($mssql_tables[$table], $row);
Expand Down Expand Up @@ -163,15 +155,15 @@ function addTilde($string)

}

$mysql .= "(".implode(',', $strctsql).");";
$mysql .= "(".implode(',', $strctsql).") DEFAULT CHARACTER SET = 'utf8';";
echo "======> Creating table ".$table." on MySQL... ";
$q = mysql_query($mysql);
$q = $mysqli->query($mysql);
echo (($q) ? 'Success':'Failed!'."\n".$mysql."\n")."\n";

echo "=====> Getting data from table ".$table." on SQL Server\n";
$sql = "SELECT * FROM ".$table;
$qres = mssql_query($sql);
$numrow = mssql_num_rows($qres);
$qres = sqlsrv_query($mssql_db, $sql, [], ['Scrollable' => 'static']);
$numrow = sqlsrv_num_rows($qres);
echo "======> Found ".number_format($numrow,0,',','.')." rows\n";

if ($qres)
Expand All @@ -181,13 +173,16 @@ function addTilde($string)
if (!empty($fields))
{
$sfield = array_map('addTilde', $fields);
while ($qrow = mssql_fetch_assoc($qres))
while ($qrow = sqlsrv_fetch_array($qres))
{
$datas = array();
foreach ($fields as $field)
{
$ddata = (!empty($qrow[$field])) ? $qrow[$field] : '';
array_push($datas,"'".mysql_real_escape_string($ddata)."'");
if ($ddata instanceof DateTimeInterface) {
$ddata = $ddata->format('c');
}
array_push($datas,"'".$mysqli->escape_string(utf8_decode($ddata))."'");
}

if (!empty($datas))
Expand All @@ -197,7 +192,7 @@ function addTilde($string)
$mysql = "INSERT INTO `".$table."` (".implode(',',$sfield).") VALUES (".implode(',',$datas).");";
//$mysql = mysql_real_escape_string($mysql);
//echo $mysql."\n";
$q = mysql_query($mysql);
$q = $mysqli->query($mysql);
$numdata += ($q ? 1 : 0 );
}
}
Expand All @@ -212,5 +207,5 @@ function addTilde($string)

echo "Done!\n";

mssql_close($mssql_connect);
mysql_close($mysql_connect);
sqlsrv_close($mssql_db);
$mysqli->close();