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<?php
/* OpenDb - Open Lending Database Project
Copyright (C) 2001,2002 by Jason Pell
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, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Note:
This backup code is based on the "dump" feature from the phpMyAdmin project.
*/
// This must be first - includes config.php
require_once("./include/begin.inc.php");
include_once("./include/language.php");
include_once("./include/theme.php");
include_once("./functions/function.php");
include_once("./functions/user.php");
include_once("./functions/widgets.php");
include_once("./functions/http.php");
include_once("./functions/utils.php");
include_once("./functions/datetime.php");
/**
Get the content of $table as a series of INSERT statements.
Simplified, as this is purely a SQL generation script
now.
*/
function get_table_content($table, $send_as_format)
{
$result = run_opendb_query("SELECT * FROM $table");
$i = 0;
while($row = mysql_fetch_row($result))
{
$table_list = "";
for($j=0; $j<mysql_num_fields($result);$j++)
{
if(strlen($table_list)>0)
$table_list .= ", ";
$table_list .= mysql_field_name($result,$j);
}
$table_list = "(".$table_list.")";
$schema_insert = "";
for($j=0; $j<mysql_num_fields($result);$j++)
{
if(strlen($schema_insert)>0)
$schema_insert .= ", ";
if(!isset($row[$j]))
$schema_insert .= "NULL";
else if($row[$j] != "")
{
$row[$j] = replace_newlines($row[$j]);
// Escape normal addslashes: \', \", \\, \0 add to that \n
$row[$j] = addcslashes($row[$j], "\'\"\\\0\n");
$schema_insert .= "'".$row[$j]."'";
}
else
$schema_insert .= "''";
}
$schema_insert = "INSERT INTO $table $table_list VALUES (".$schema_insert.")";
// Get rid of newlines.
$schema_insert = str_replace("\n","", $schema_insert);
$schema_insert = str_replace("\r","", $schema_insert);
if(strlen($send_as_format)>0)
echo(trim($schema_insert).";\n");
else
echo htmlspecialchars(trim($schema_insert).";\n");
$i++;
}
return TRUE;
}
session_start();
if (is_opendb_valid_session())
{
// Only admin user is allowed to access this.
if(is_user_admin($HTTP_SESSION_VARS['user_id'], $HTTP_SESSION_VARS['user_type']))
{
if($HTTP_VARS['op'] == 'export')
{
@set_time_limit(600);
if(strlen($HTTP_VARS['send_as_format'])==0)
{
echo _theme_header($LANG_VARS['backup_database']);
echo "<pre>\n";
}
else
{
header("Cache-control: no-store"); // HTTP/1.1
header("Pragma: no-store"); // HTTP/1.0
header("Expires: 0");
header("Content-disposition: attachment; filename=backup.sql");
header("Content-type: text/plain");
}
echo("# -------------------------------------------------------------\n");
echo("# ".replace_lang_vars(array('site'=>$CONFIG_VARS['site.title'], 'version'=>$CONFIG_VARS['site.version']), $LANG_VARS['tbl_dump_header'])."\n");
echo("# http://sourceforge.net/projects/opendb/\n");
echo("#\n");
echo("# ".replace_lang_var("host", $CONFIG_VARS['db_server.dbname']."@".$CONFIG_VARS['db_server.host'], $LANG_VARS['connected_to'])."\n");
echo("# ".replace_lang_var("date", get_localised_timestamp($CONFIG_VARS['print_listing.datetime_mask']), $LANG_VARS['backup_log_generated'])."\n");
echo("# -------------------------------------------------------------\n");
@reset($HTTP_VARS['tables']);
while (list(,$table) = @each($HTTP_VARS['tables']))
{
echo "\n#\n";
echo "# ".replace_lang_var('table', $table, $LANG_VARS['dumping_data_for_table'])."\n";
echo "#\n\n";
get_table_content($table, $HTTP_VARS['send_as_format']);
}
if(strlen($HTTP_VARS['send_as_format'])==0)
{
echo "</pre>\n";
echo _theme_footer();
}
}
else //if($HTTP_VARS['op'] == 'export')
{
echo _theme_header($LANG_VARS['backup_database']);
echo("<h2>".$LANG_VARS['backup_database']."</h2>");
echo("<form method=\"post\" action=\"$PHP_SELF\">"
."<input type=hidden name=op value=export>"
."<table cellspacing=1 border=0>");
$tables = array('user'=>'Y',
'review'=>'Y',
'item'=>'Y',
'item_instance'=>'Y',
'item_attribute'=>'Y',
'borrowed_item'=>'Y',
's_item_type'=>'N',
's_attribute_type'=>'N',
's_attribute_type_lookup'=>'N',
's_item_attribute_type'=>'N',
's_status_type'=>'N');
$field = "<table>\n<tr>";
$count=0;
while(list($key,$value) = each($tables))
{
if($count>=2)
{
$field .= "\n</tr>\n<tr>";
$count=0;
}
$field .= "\n<td nowrap><input type=checkbox name=\"tables[]\" value=\"$key\" ".($value=='Y'?"CHECKED":"").">$key</td>";
$count++;
}
$field .= "\n</tr>\n</table>";
echo format_field(
$LANG_VARS['table'],
NULL,
$field);
echo format_field(
$LANG_VARS['send_as_file'],
NULL,
"<input type=\"checkbox\" name=\"send_as_format\" value=\"file\">");
echo("</table>
<br>
<input type=\"submit\" value=\"".$LANG_VARS['backup_database']."\">
</form>");
echo _theme_footer();
}
}
else//not an administrator or own user.
{
echo _theme_header($LANG_VARS['not_authorized_to_page']);
echo _theme_error($LANG_VARS['not_authorized_to_page']);
echo _theme_footer();
}
}else
{
include("./include/invalidsession.php");
}
// Cleanup after begin.inc.php
require_once("./include/end.inc.php");
?>
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