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<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of importExport, a plugin for DotClear2.
#
# Copyright (c) 2003-2012 Olivier Meunier & Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------
if (!defined('DC_RC_PATH')) { return; }
class dcExportFlat extends dcIeModule
{
public function setInfo()
{
$this->type = 'export';
$this->name = __('Flat file export');
$this->description = __('Exports a blog or a full Dotclear installation to flat file.');
}
public function process($do)
{
# Export a blog
if ($do == 'export_blog' && $this->core->auth->check('admin',$this->core->blog->id))
{
$fullname = $this->core->blog->public_path.'/.backup_'.sha1(uniqid());
$blog_id = $this->core->con->escape($this->core->blog->id);
try
{
$exp = new flatExport($this->core->con,$fullname,$this->core->prefix);
fwrite($exp->fp,'///DOTCLEAR|'.DC_VERSION."|single\n");
$exp->export('category',
'SELECT * FROM '.$this->core->prefix.'category '.
"WHERE blog_id = '".$blog_id."'"
);
$exp->export('link',
'SELECT * FROM '.$this->core->prefix.'link '.
"WHERE blog_id = '".$blog_id."'"
);
$exp->export('setting',
'SELECT * FROM '.$this->core->prefix.'setting '.
"WHERE blog_id = '".$blog_id."'"
);
$exp->export('post',
'SELECT * FROM '.$this->core->prefix.'post '.
"WHERE blog_id = '".$blog_id."'"
);
$exp->export('meta',
'SELECT meta_id, meta_type, M.post_id '.
'FROM '.$this->core->prefix.'meta M, '.$this->core->prefix.'post P '.
'WHERE P.post_id = M.post_id '.
"AND P.blog_id = '".$blog_id."'"
);
$exp->export('media',
'SELECT * FROM '.$this->core->prefix."media WHERE media_path = '".
$this->core->con->escape($this->core->blog->settings->system->public_path)."'"
);
$exp->export('post_media',
'SELECT media_id, M.post_id '.
'FROM '.$this->core->prefix.'post_media M, '.$this->core->prefix.'post P '.
'WHERE P.post_id = M.post_id '.
"AND P.blog_id = '".$blog_id."'"
);
$exp->export('ping',
'SELECT ping.post_id, ping_url, ping_dt '.
'FROM '.$this->core->prefix.'ping ping, '.$this->core->prefix.'post P '.
'WHERE P.post_id = ping.post_id '.
"AND P.blog_id = '".$blog_id."'"
);
$exp->export('comment',
'SELECT C.* '.
'FROM '.$this->core->prefix.'comment C, '.$this->core->prefix.'post P '.
'WHERE P.post_id = C.post_id '.
"AND P.blog_id = '".$blog_id."'"
);
# --BEHAVIOR-- exportSingle
$this->core->callBehavior('exportSingle',$this->core,$exp,$blog_id);
$_SESSION['export_file'] = $fullname;
$_SESSION['export_filename'] = $_POST['file_name'];
$_SESSION['export_filezip'] = !empty($_POST['file_zip']);
http::redirect($this->getURL().'&do=ok');
}
catch (Exception $e)
{
@unlink($fullname);
throw $e;
}
}
# Export all content
if ($do == 'export_all' && $this->core->auth->isSuperAdmin())
{
$fullname = $this->core->blog->public_path.'/.backup_'.sha1(uniqid());
try
{
$exp = new flatExport($this->core->con,$fullname,$this->core->prefix);
fwrite($exp->fp,'///DOTCLEAR|'.DC_VERSION."|full\n");
$exp->exportTable('blog');
$exp->exportTable('category');
$exp->exportTable('link');
$exp->exportTable('setting');
$exp->exportTable('user');
$exp->exportTable('pref');
$exp->exportTable('permissions');
$exp->exportTable('post');
$exp->exportTable('meta');
$exp->exportTable('media');
$exp->exportTable('post_media');
$exp->exportTable('log');
$exp->exportTable('ping');
$exp->exportTable('comment');
$exp->exportTable('spamrule');
$exp->exportTable('version');
# --BEHAVIOR-- exportFull
$this->core->callBehavior('exportFull',$this->core,$exp);
$_SESSION['export_file'] = $fullname;
$_SESSION['export_filename'] = $_POST['file_name'];
$_SESSION['export_filezip'] = !empty($_POST['file_zip']);
http::redirect($this->getURL().'&do=ok');
}
catch (Exception $e)
{
@unlink($fullname);
throw $e;
}
}
# Send file content
if ($do == 'ok')
{
if (!file_exists($_SESSION['export_file'])) {
throw new Exception(__('Export file not found.'));
}
ob_end_clean();
if (substr($_SESSION['export_filename'],-4) == '.zip') {
$_SESSION['export_filename'] = substr($_SESSION['export_filename'],0,-4);//.'.txt';
}
# Flat export
if (empty($_SESSION['export_filezip'])) {
header('Content-Disposition: attachment;filename='.$_SESSION['export_filename']);
header('Content-Type: text/plain; charset=UTF-8');
readfile($_SESSION['export_file']);
unlink($_SESSION['export_file']);
unset($_SESSION['export_file'],$_SESSION['export_filename'],$_SESSION['export_filezip']);
exit;
}
# Zip export
else {
try
{
$file_zipname = $_SESSION['export_filename'].'.zip';
$fp = fopen('php://output','wb');
$zip = new fileZip($fp);
$zip->addFile($_SESSION['export_file'],$_SESSION['export_filename']);
header('Content-Disposition: attachment;filename='.$file_zipname);
header('Content-Type: application/x-zip');
$zip->write();
unlink($_SESSION['export_file']);
unset($zip,$_SESSION['export_file'],$_SESSION['export_filename'],$file_zipname);
exit;
}
catch (Exception $e)
{
unset($zip,$_SESSION['export_file'],$_SESSION['export_filename'],$file_zipname);
@unlink($_SESSION['export_file']);
throw new Exception(__('Failed to compress export file.'));
}
}
}
}
public function gui()
{
echo
'<form action="'.$this->getURL(true).'" method="post" class="fieldset">'.
'<h3>'.__('Single blog').'</h3>'.
'<p>'.sprintf(__('This will create an export of your current blog: %s'),'<strong>'.html::escapeHTML($this->core->blog->name)).'</strong>.</p>'.
'<p><label for="file_name">'.__('File name:').'</label>'.
form::field(array('file_name','file_name'),50,255,date('Y-m-d-H-i-').html::escapeHTML($this->core->blog->id.'-backup.txt')).
'</p>'.
'<p><label for="file_zip" class="classic">'.
form::checkbox(array('file_zip','file_zip'),1).' '.
__('Compress file').'</label>'.
'</p>'.
'<p class="zip-dl"><a href="media.php?d=&zipdl=1">'.
__('You may also want to download your media directory as a zip file').'</a></p>'.
'<p><input type="submit" value="'.__('Export').'" />'.
form::hidden(array('do'),'export_blog').
$this->core->formNonce().'</p>'.
'</form>';
if ($this->core->auth->isSuperAdmin())
{
echo
'<form action="'.$this->getURL(true).'" method="post" class="fieldset">'.
'<h3>'.__('Multiple blogs').'</h3>'.
'<p>'.__('This will create an export of all the content of your database.').'</p>'.
'<p><label for="file_name2">'.__('File name:').'</label>'.
form::field(array('file_name','file_name2'),50,255,date('Y-m-d-H-i-').'dotclear-backup.txt').
'</p>'.
'<p><label for="file_zip2" class="classic">'.
form::checkbox(array('file_zip','file_zip2'),1).' '.
__('Compress file').'</label>'.
'</p>'.
'<p><input type="submit" value="'.__('Export').'" />'.
form::hidden(array('do'),'export_all').
$this->core->formNonce().'</p>'.
'</form>';
}
}
}
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