Backup [PHP]

Backup

Publicado por joe roots 19/03/2006

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Com este script, você poderá efetuar backup de seu banco de dados MySQL em formato SQL ou GZIP. Bastante útil.

<?
extract($_POST);
$fp3 = fopen ($path."dbinfo.php","w");
  fwrite ($fp3,"<?\n");
  fwrite ($fp3,"\$dbhost=\"$dbhost\";\n");
  fwrite ($fp3,"\$dbuser=\"$dbuser\";\n");
  fwrite ($fp3,"\$dbpass=\"$dbpass\";\n");
  fwrite ($fp3,"\$dbname=\"$dbname\";\n");
  fwrite ($fp3,"\$path=\"$path\";\n");
  fwrite ($fp3,"?>\n");
fclose ($fp3);
chmod($path."dbinfo.php", 0644);
if ($recreate!=1) include "dbinfo.php";
?>
<html>
<head>
<title>MySQL PHP Backup :: Backup</title>
<style type="text/css">
body { font-family: "verdana", sans-serif }
</style>
</head>

<?

if ($recreate!=1) {
   flush();
   $conn = @mysql_connect($dbhost,$dbuser,$dbpass);
   if ($conn==false)  die("password / user or database name wrong");
   $path = $path . "dump/";
   if (!is_dir($path)) mkdir($path, 0766);
   chmod($path, 0777);

   if(!file_exists($path . "backup.sql"))
   {
   $fp2 = fopen ($path."backup.sql","w");
   fwrite ($fp2,"");
   fclose ($fp2);
        chmod($path."backup.sql", 0777);
   }

   if(file_exists($path . "backup.gz"))
   { 
       unlink($path."backup.gz");
   } 
} else {   // recreate dir /dump
   $path = $path . "dump/";
   if (!is_dir($path)) mkdir($path, 0766);
   chmod($path, 0777);
}

function get_def($dbname, $table) {
    global $conn;
    $def = "";
    $def .= "DROP TABLE IF EXISTS $table;#%%\n";
    $def .= "CREATE TABLE $table (\n";
    $result = mysql_db_query($dbname, "SHOW FIELDS FROM $table",$conn) or die("Table $table not existing in database");
    while($row = mysql_fetch_array($result)) {
        $def .= "    $row[Field] $row[Type]";
        if ($row["Default"] != "") $def .= " DEFAULT '$row[Default]'";
        if ($row["Null"] != "YES") $def .= " NOT NULL";
          if ($row[Extra] != "") $def .= " $row[Extra]";
           $def .= ",\n";
     }
     $def = ereg_replace(",\n$","", $def);
     $result = mysql_db_query($dbname, "SHOW KEYS FROM $table",$conn);
     while($row = mysql_fetch_array($result)) {
          $kname=$row[Key_name];
          if(($kname != "PRIMARY") && ($row[Non_unique] == 0)) $kname="UNIQUE|$kname";
          if(!isset($index[$kname])) $index[$kname] = array();
          $index[$kname][] = $row[Column_name];
     }
     while(list($x, $columns) = @each($index)) {
          $def .= ",\n";
          if($x == "PRIMARY") $def .= "   PRIMARY KEY (" . implode($columns, ", ") . ")";
          else if (substr($x,0,6) == "UNIQUE") $def .= "   UNIQUE ".substr($x,7)." (" . implode($columns, ", ") . ")";
          else $def .= "   KEY $x (" . implode($columns, ", ") . ")";
     }

     $def .= "\n);#%%";
     return (stripslashes($def));
}

function get_content($dbname, $table) {
     global $conn;
     $content="";
     $result = mysql_db_query($dbname, "SELECT * FROM $table",$conn);
     while($row = mysql_fetch_row($result)) {
         $insert = "INSERT INTO $table VALUES (";
         for($j=0; $j<mysql_num_fields($result);$j++) {
            if(!isset($row[$j])) $insert .= "NULL,";
            else if($row[$j] != "") $insert .= "'".addslashes($row[$j])."',";
            else $insert .= "'',";
         }
         $insert = ereg_replace(",$","",$insert);
         $insert .= ");#%%\n";
         $content .= $insert;
     }
     return $content;
}

if ($recreate!=1) {
$filetype = "sql";

if (!eregi("/restore\.",$PHP_SELF)) {
   
   $cur_time=date("Y-m-d H:i");
   if ($table_names == "*" ) {
      $tables = mysql_list_tables($dbname,$conn);
      $num_tables = @mysql_num_rows($tables);
      $i = 0;
      while($i < $num_tables) { 
         $table = mysql_tablename($tables, $i);
         $newfile .= get_def($dbname,$table);
         $newfile .= "\n\n";
         $newfile .= get_content($dbname,$table);
         $newfile .= "\n\n";
         $i++;
      }   
   } else {
      $i=0;
      $tables=explode(";",$table_names);
      if (count($tables) != 0) {
         while($i < count($tables)) {
            $newfile .= get_def($dbname,$tables[$i]);
            $newfile .= "\n\n";
            $newfile .= get_content($dbname,$tables[$i]);
            $newfile .= "\n\n";
            $i++;
         }
      }       
   }
   $fp = fopen ($path."backup.$filetype","w");
   fwrite ($fp,$newfile);
   fclose ($fp);
}
}
?>

<body bgcolor="#f4f4f4" link="#000000" alink="#000000" vlink="#000000">


<? if ($recreate!=1) { ?>
<CENTER>
  <BR>
  <TABLE WIDTH="80%" border="0" cellspacing="0" bgcolor="#8BA5C5">
    <TR> 
      <TD height="215" valign="top"> <h4>MySQL PHP Backup :: Backup</h4>
        <b><font color="#990000">Your backup request was processed.</font></b> 
        <br> <font size="2"> If you did not receive any errors on the screen, 
        then you should find a directory called "dump" (without the quotes) in 
        the sub-directory of MySQL PHP Backup. <br>
        In the "dump" directory, you should find a file titled "backup.sql" (without 
        the quotes). <br>
        It contains the following tables:<br>
        <? 
        if ($_POST[table_names] == "*") {
           $count = $num_tables;
        } else {
           $count = count($tables);
        }      

        if ($count != 0 ) {
           $i=0;
           while ($i < $count) {
                if ($_POST[table_names] == "*") {
                   echo " ++ <b>".mysql_tablename($tables, $i)."</b><br>";
                } else {
                   echo " ++ <b>".$tables[$i]."</b><br>";
                }
                $i++;
           }
        } else {
           echo "<font color='red'>No tables have been backed-up </font><br>";
        }   ?>
                     
                
        This file is an unzipped backup of your database and must have the <em>same 
        name</em> if you wish to do a restore using MySQL PHP Backup. </font> 
      </TD>
    </TR>
<? } else { ?>
<CENTER>
  <BR>
  <TABLE WIDTH="80%" border="0" cellspacing="0" bgcolor="#8BA5C5">
    <TR> 
      <TD valign="top"> <h4>MySQL PHP Backup :: Backup</h4>
        <b><font color="#990000">Your backup directory was recreated,</font></b> 
        <br> <font size="2"> and the dbinfo.php file was created.<br>
        You can now upload your backup to the /dump directory.<br><br>
      </td>
    </tr> 
<? } ?>    
    
    <TR> 
      <TD height="27" valign="top"><B><A HREF="index.php"><font color="#FFFFFF" size="1"><br>
        Return to Main</font></A></B></TD>
    </TR>
    <TR>
      <TD height="15" valign="top" bgcolor="#FFFFFF"><div align="right"><font color="#9999CC" face="Arial, Helvetica, sans-serif" style="font-size:6Pt">MySql 
          Php Backup © 2003 by <a href="http://www.absoft-my.com" target="_blank">AB 
          Webservices</a></font> </div></TD>
    </TR>
  </TABLE>

<BR><BR>
  <BR>
  <BR>
</CENTER>
</body>
</html>

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NOTÍCIAS ATUALIZADAS E PERSONALIZADAS!

Comentários

[1] Comentário enviado por ubuntuvitor em 17/09/2007 - 22:01h

Bom ate que eu consegui fazer com que fizesse o combinado.

0 0