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php-mysql-database-copy.php
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<?php
/**
* Full database migration
*
* Script to move big database beetween 2 hosts.
* When you don't have access to SSH (and because phpMyAdmin suck over 2Mo DB...)
* Creative Commons .
*
* Deliver 'as it is' Absolutly no warranty... you use it at your own risk (but it normaly works)
*
* If you upgrade this scipt, I should be please to get your version, please email [email protected]
*
* @author David HAURILLON - ACAPULCO Production - WalooMaloo
*
* @version 1.0
*/
session_start();
/**
* configuration ==============================================================================================================
*/
// database source
$db['source']['host']='localhost';
$db['source']['database']='source_database';
$db['source']['login']='root';
$db['source']['password']='user_source';
$db['source']['charset']='password';
// database destination
$db['destination']['host']='localhost';
$db['destination']['database']='destination_database';
$db['destination']['login']='user_destination';
$db['destination']['password']='pass';
$db['destination']['charset']='utf8';
// number of row to copy at once
define('NUMMBER_OF_ROW_TO_COPY',50);
// ===========================================================================================================================
// Sript URL
define('SELF_URL',$_SERVER[ 'HTTP_HOST'].$_SERVER[ 'REQUEST_URI']);
/**
* connexions aux BDD
*/
try{
$db['source']['link'] = new PDO('mysql:host='. $db['source']['host'].';dbname='. $db['source']['database'].';charset='. $db['source']['charset'], $db['source']['login'], $db['source']['password']);
}catch (Exception $e){
die('Erreur connexion BDD 1: ' . $e->getMessage());
}
try{
$db['destination']['link'] = new PDO('mysql:host='. $db['destination']['host'].';dbname='. $db['destination']['database'].';charset='. $db['destination']['charset'], $db['destination']['login'], $db['destination']['password']);
}catch (Exception $e){
die('Erreur connexion BDD 2: ' . $e->getMessage());
}
/**
* liste tables BDD
*/
try {
$tableList = array();
$result = $db['source']['link']->query("SHOW TABLES");
while ($row = $result->fetch(PDO::FETCH_NUM)) {
$tableList[$row[0]] =array();
$tableList[$row[0]] ['name']= $row[0];
}
// print_r($tableList);
}
catch (PDOException $e) {
echo $e->getMessage();
}
if(!isset($_GET['ajaxRequest'])){ // no ajax ****************************************************************************************************************************
// get create tables SQL query
foreach ($tableList as $k => $v) {
try {
$result = $db['source']['link']->query("SHOW CREATE TABLE ".$k);
while ($row = $result->fetch(PDO::FETCH_NUM)) {
$tableList[$k]['create'] = $row[1];
}
}
catch (PDOException $e) {
echo $e->getMessage();
}
}
// get col name
foreach ($tableList as $k => $v) {
try {
$result = $db['source']['link']->query("SHOW COLUMNS FROM ".$k);
while ($row = $result->fetch(PDO::FETCH_NUM)) {
$tableList[$k]['col'][] = $row[0];
}
}
catch (PDOException $e) {
echo $e->getMessage();
}
}
// get col name
foreach ($tableList as $k => $v) {
try {
$result = $db['source']['link']->query("SELECT count(*) FROM ".$k);
while ($row = $result->fetch(PDO::FETCH_NUM)) {
$tableList[$k]['count'] = $row[0];
}
}
catch (PDOException $e) {
echo $e->getMessage();
}
}
// first html display > full page render ****************************************************************************************************************************
?>
<html>
<header>
<title>DB move</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js" integrity="sha384-0mSbJDEHialfmuBBQP6A4Qrprq5OVfW37PRR3j5ELqxss1yVqOtnepnHVP9aJ7xS" crossorigin="anonymous"></script>
</header>
<body>
<h1>Copy from <?php echo $db['source']['host'].' : '.$db['source']['database'];?> to <?php echo $db['destination']['host'].' : '.$db['destination']['database'];?></h1>
<ul class="nav nav-tabs" id="myTab">
<li ><a data-toggle="tab" href="#Tables">Tables</a></li>
<li><a data-toggle="tab" href="#Create">Create</a></li>
<li class="active"><a data-toggle="tab" href="#Transfert">Transfert</a></li>
<li ><a data-toggle="tab" href="#Debug">Debug</a></li>
</ul>
<div class="tab-content" id="myTabContent">
<div id="Tables" class="tab-pane ">
<h2>Tables:</h2>
<ul>
<?php
foreach ($tableList as $k => $table) {
echo '<li>'.$k.'</li>';
}
?>
</ul>
<h2>Tables structures:</h2>
<ul>
<?php
foreach ($tableList as $k => $create_table) {
echo '<li><h3>'.$k.'</h3><pre>'.$create_table['create'].'</pre></li>';
# code...
}
?>
</ul>
</div>
<div id="Create" class="tab-pane ">
<h2>Creates tables</h2>
<ul>
<?php
foreach ($tableList as $k => $create_table) {
echo '<li><strong>Create: '.$k.'</strong>';
try {
$result = $db['destination']['link']->query($create_table['create']);
// print_r($tableList);
}
catch (PDOException $e) {
echo "error => ";
echo $e->getMessage();
}
echo '</li>';
# code...
}
?>
</ul>
</div>
<div id="Transfert" class="tab-pane fade active in">
<h2>Transfert: <span id="tranfertDetail"></span></h2>
<button clas=="btn btn-alert alert alert-danger" id="stopBTN">STOP</button>
<ul id="table_list">
<?php
//print_r($tableList);
foreach ($tableList as $k => $table) {
echo '<li class="li_transfert">'.$k.' ....... <span class="output_ajax" id="'.$k.'" data-done="0" data-total="'.$table['count'].'" ><span class="info">'.$table['count'].'</span></span></li>';
}
?>
</ul>
<div id="error_log"></div>
</div>
<div id="Debug" class="tab-pane ">
<h2>*********** DEBUG ***********************</h2>
<h3> $db </h3>
<pre>
<?php print_r($db); ?>
</pre>
<h3> $tableList </h3>
<pre>
<?php print_r($tableList); ?>
</pre>
</div>
</div>
<?php
/**
* JAVASCRIPT ***************************************************************************************
*/
?>
<script type="text/javascript">
//url to script ajax callback
var self_url="<?php echo 'http://'.SELF_URL;?>";
// array with items to do
var toDo=new Array();
// global status of task
var allDone=false;
// number of item to do
var nToDo=0;
// counter
var current=0;
jQuery( document ).ready(function() {
jQuery("#stopBTN").click(function(){
allDone=true;
jQuery("#error_log").append('<div class="alert alert-danger" role="alert"><strong>STOP</strong><br />Canceled by user</div>');
});
jQuery( ".output_ajax" ).each(function( index ) {
console.log( index + ": " + jQuery( this ).attr('id') );
// ajax_transfert({'un':'','deux':''});
toDo.push({'id': jQuery( this ).attr('id'),
'total':jQuery( this ).data('total'),
'done':false,
'nDone':0
});
});
nToDo=toDo.length;
console.log('nb table to do:'+nToDo);
console.log(toDo);
doNext();
});
// go to next copy request
function doNext(){
if(allDone==false){
console.log('do next ......');
if(toDo[current]['total']>toDo[current]['nDone'] && toDo[current]['total']!=0){
console.log('.....'+' - item done: '+toDo[current]['nDone']+" / "+toDo[current]['total']);
// call next copy
ajax_transfert();
}else{
// go to next table
jQuery("#"+toDo[current]['id']).html('<span class="label label-success">OK</span>'+toDo[current]['total']+" Items / 100%");
nextTable();
}
}
}
// go to next table to copy
function nextTable(){
jQuery("#tranfertDetail").html((current+1)+' / '+nToDo);
console.log('call next table done: '+(current+1)+' / '+nToDo);
if(current<(nToDo-1)){
jQuery( "#"+toDo['id'] ).html('ok');
toDo[current]['done']=true;
console.log('end table '+toDo[current]['id']);
current++;
console.log('start table '+toDo[current]['id']);
console.log(toDo[current]);
doNext();
}else{
allDone=true;
}
}
function ajax_transfert(){
var jqxhr = $.ajax({url:self_url+"?ajaxRequest=true&table="+toDo[current]['id']+"&from="+toDo[current]['nDone'],
dataType:"json" })
.done(function(response) {
//console.log('ajax done');
console.log(response);
if(response['status']=='ok'){
toDo[current]['nDone']=response['nDone'];
var percent=toDo[current]['nDone']/toDo[current]['total']*100;
jQuery("#"+toDo[current]['id']).html(toDo[current]['nDone']+" / "+toDo[current]['total']+" => "+percent+"%");
doNext();
}else{
jQuery("#error_log").append(response['error']);
doNext();
}
//alert( "success" );
})
.fail(function() {
//alert( "error" );
})
.always(function() {
//alert( "complete" );
});
}
</script>
</body>
</html>
<?php
$_SESSION['tableList']=$tableList;
} else{// eof / isset($_GET['ajaxRequest']) => ajax call start here
$tableList=$_SESSION['tableList'];
$table=$_GET['table'];
$from=$_GET['from'];
// ajax actions
if(is_numeric($from) && array_key_exists($table, $tableList)){
$retour=data_copy($tableList[$table],$from);
echo json_encode($retour);
}else{
die('wrong parameters');
}
}
function data_copy($table,$from){
global $db;
$retour=array();
$retour['status']='ok';
try {
$result = $db['source']['link']->query("SELECT * FROM ".$table['name']." LIMIT ".$from.','.NUMMBER_OF_ROW_TO_COPY);
while ($row = $result->fetch(PDO::FETCH_NUM)) {
foreach ($row as $k => $v) {
$row[$k]=str_replace("'", "\'", $v);
}
$dataSet[]=implode("','", $row);
}
$data=" ('".implode("'),('", $dataSet)."')";
}
catch (PDOException $e) {
//echo $e->getMessage();
$retour['status']='ko';
$retour['error']='<div class="alert alert-warning" role="alert"><strong>SELECT'.$table['name'].'</strong><br />'."SELECT * FROM ".$table['name']." LIMIT ".$from.'<br /><br />'.$e->getMessage().'</div>';
}
$sql='INSERT INTO `'.$table['name'].'` (`'.implode('`,`', $table['col']).'`) VALUES '.$data;
try {
$r = $db['destination']['link']->query($sql);
}catch(PDOException $e) {
$retour['status']='ko';
$retour['error']='<div class="alert alert-danger" role="alert"><strong>INSERT: '.$table['name'].'</strong><br />'.$sql.'<br /><br />'.$e->getMessage().'</div>';
}
$retour['nDone']=$from+NUMMBER_OF_ROW_TO_COPY;
// debug infos...
// $retour['sql']=$sql;
// $retour['result']=$result;
// $retour['table']=$table;
return $retour;
}
?>