<?php
######################################################################
# SmallNuke v2 Beta: Sites Build System
# ============================================
# Copyright (c) 2005 by Sergey Vipolzov (info@smallnuke.com)
# http://smallnuke.com
# ============================================
# This program is free software. You can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License.
######################################################################

    if (!defined('SN_SiteSystemAdmin')) {
    Header("Location: ../admin.php");
    exit;
    }

                @set_time_limit(600);
                $crlf="\n";


                                $strNoTablesFound = "No tables found in database.";
                                $strHost = "Host";
                                $strDatabase = "Database ";
                                $strTableStructure = "Table structure for table";
                                $strDumpingData = "Dumping data for table";
                                $strError = "Error";
                                $strSQLQuery = "SQL-query";
                                $strMySQLSaid = "MySQL said: ";
                                $strBack = "Back";
                                $strFileName = "Save Database";
                                $strName = "Database saved";
                                $strDone = "On";
                                $strat = "at";
                                $strby = "by";
                                $date_jour = date ("m-d-Y");


                header("Content-disposition: filename=$strFileName ".$conf['dbname']." $date_jour.sql");
                header("Content-type: application/octetstream");
                header("Pragma: no-cache");
                header("Expires: 0");

                // doing some DOS-CRLF magic...
                $client = $_SERVER["HTTP_USER_AGENT"];
                if(ereg('[^(]*\((.*)\)[^)]*',$client,$regs))
                {
                $os = $regs[1];
                // this looks better under WinX
                if (eregi("Win",$os))
                    $crlf="\r\n";
                }


                function my_handler($sql_insert)
                {
                    global $crlf;
                    echo "$sql_insert;$crlf";
                }

                // Get the content of $table as a series of INSERT statements.
                // After every row, a custom callback function $handler gets called.
                // $handler must accept one parameter ($sql_insert);
                function get_table_content($db, $table, $handler)
                {
                    $result = mysql_db_query($db, "SELECT * FROM $table") or mysql_die();
                    $i = 0;
                    while($row = mysql_fetch_row($result))
                    {
                //          set_time_limit(60); // HaRa
                        $table_list = "(";

                        for($j=0; $j<mysql_num_fields($result);$j++)
                            $table_list .= mysql_field_name($result,$j).", ";

                        $table_list = substr($table_list,0,-2);
                        $table_list .= ")";

                        if(isset($GLOBALS["showcolumns"]))
                            $schema_insert = "INSERT INTO $table $table_list VALUES (";
                        else
                            $schema_insert = "INSERT INTO $table VALUES (";

                        for($j=0; $j<mysql_num_fields($result);$j++)
                        {
                            if(!isset($row[$j]))
                                $schema_insert .= " NULL,";
                            elseif($row[$j] != "")
                                $schema_insert .= " '".addslashes($row[$j])."',";
                            else
                                $schema_insert .= " '',";
                        }
                        $schema_insert = ereg_replace(",$", "", $schema_insert);
                        $schema_insert .= ")";
                        $handler(trim($schema_insert));
                        $i++;
                    }
                    return (true);
                }

                // Return $table's CREATE definition
                // Returns a string containing the CREATE statement on success
                function get_table_def($db, $table, $crlf)
                {
                    $schema_create = "";
                    //$schema_create .= "DROP TABLE IF EXISTS $table;$crlf";
                    $schema_create .= "CREATE TABLE $table ($crlf";

                    $result = mysql_db_query($db, "SHOW FIELDS FROM $table") or mysql_die();
                    while($row = mysql_fetch_array($result))
                    {
                        $schema_create .= "   $row[Field] $row[Type]";

                        if(isset($row["Default"]) && (!empty($row["Default"]) || $row["Default"] == "0"))
                            $schema_create .= " DEFAULT '$row[Default]'";
                        if($row["Null"] != "YES")
                            $schema_create .= " NOT NULL";
                        if($row["Extra"] != "")
                            $schema_create .= " $row[Extra]";
                        $schema_create .= ",$crlf";
                    }
                    $schema_create = ereg_replace(",".$crlf."$", "", $schema_create);
                    $result = mysql_db_query($db, "SHOW KEYS FROM $table") or mysql_die();
                    while($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))
                    {
                         $schema_create .= ",$crlf";
                         if($x == "PRIMARY")
                             $schema_create .= "   PRIMARY KEY (" . implode($columns, ", ") . ")";
                         elseif (substr($x,0,6) == "UNIQUE")
                            $schema_create .= "   UNIQUE ".substr($x,7)." (" . implode($columns, ", ") . ")";
                         else
                            $schema_create .= "   KEY $x (" . implode($columns, ", ") . ")";
                    }

                    $schema_create .= "$crlf)";
                    return (stripslashes($schema_create));
                }

                function mysql_die($error = "")
                {
                    echo "<b> $strError </b><p>";
                    if(isset($sql_query) && !empty($sql_query))
                    {
                        echo "$strSQLQuery: <pre>$sql_query</pre><p>";
                    }
                    if(empty($error))
                        echo $strMySQLSaid.mysql_error();
                    else
                        echo $strMySQLSaid.$error;
                    echo "<br><a href=\"javascript:history.go(-1)\">$strBack</a>";
                    exit;
                }

                global $conf;
                mysql_pconnect($conf['dbhost'], $conf['dbuname'], $conf['dbpass']);
                @mysql_select_db($conf['dbname']) or die ("Unable to select database");

                $tables = mysql_list_tables($conf['dbname']);

                $num_tables = @mysql_numrows($tables);
                if($num_tables == 0)
                {
                    echo $strNoTablesFound;
                }
                else
                {
                    $i = 0;
                    $heure_jour = date ("H:i");
                    print "# ========================================================$crlf";
                    print "#$crlf";
                    print "# $strName : ".$conf['dbname']."$crlf";
                    print "# $strDone $date_jour $strat $heure_jour $crlf";
                    print "#$crlf";
                    print "# ========================================================$crlf";
                    print "$crlf";

                    while($i < $num_tables)
                    {
                        $table = mysql_tablename($tables, $i);

                        print $crlf;
                        print "# --------------------------------------------------------$crlf";
                        print "#$crlf";
                        print "# $strTableStructure '$table'$crlf";
                        print "#$crlf";
                        print $crlf;

                        echo get_table_def($conf['dbname'], $table, $crlf).";$crlf$crlf";

                        print "#$crlf";
                        print "# $strDumpingData '$table'$crlf";
                        print "#$crlf";
                        print $crlf;

                        get_table_content($conf['dbname'], $table, "my_handler");

                        $i++;
                    }
                }

                //Header("Location: admin.php");


?>