source: plugins/importExport/inc/class.dc.import.flat.php @ 0:54703be25dd6

<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
#
# This file is part of Dotclear 2.
#
# Copyright (c) 2003-2010 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 dcImportFlat extends dcIeModule
{
     protected $status = false;
     
     public function setInfo()
     {
          $this->type = 'i';
          $this->name = __('Flat file import');
          $this->description = __('Imports a blog or a full Dotclear installation from flat file.');
     }
     
     public function process($do)
     {
          if ($do == 'single' || $do == 'full') {
               $this->status = $do;
               return;
          }
          
          $to_unlink = false;
          
          # Single blog import
          $files = $this->getPublicFiles();
          $single_upl = null;
          if (!empty($_POST['public_single_file']) && in_array($_POST['public_single_file'],$files)) {
               $single_upl = false;
          } elseif (!empty($_FILES['up_single_file'])) {
               $single_upl = true;
          }
          
          if ($single_upl !== null)
          {
               if ($single_upl) {
                    files::uploadStatus($_FILES['up_single_file']);
                    $file = DC_TPL_CACHE.'/'.md5(uniqid());
                    if (!move_uploaded_file($_FILES['up_single_file']['tmp_name'],$file)) {
                         throw new Exception(__('Unable to move uploaded file.'));
                    }
                    $to_unlink = true;
               } else {
                    $file = $_POST['public_single_file'];
               }
               
               try {
                    $bk = new dcImport($this->core,$file);
                    $bk->importSingle();
               } catch (Exception $e) {
                    if ($to_unlink) {
                         @unlink($file);
                    }
                    throw $e;
               }
               if ($to_unlink) {
                    @unlink($file);
               }
               http::redirect($this->getURL().'&do=single');
          }
          
          # Full import
          $full_upl = null;
          if (!empty($_POST['public_full_file']) && in_array($_POST['public_full_file'],$files)) {
               $full_upl = false;
          } elseif (!empty($_FILES['up_full_file'])) {
               $full_upl = true;
          }
          
          if ($full_upl !== null && $this->core->auth->isSuperAdmin())
          {
               if (empty($_POST['your_pwd']) || !$this->core->auth->checkPassword(crypt::hmac(DC_MASTER_KEY,$_POST['your_pwd']))) {
                    throw new Exception(__('Password verification failed'));
               }
               
               if ($full_upl) {
                    files::uploadStatus($_FILES['up_full_file']);
                    $file = DC_TPL_CACHE.'/'.md5(uniqid());
                    if (!move_uploaded_file($_FILES['up_full_file']['tmp_name'],$file)) {
                         throw new Exception(__('Unable to move uploaded file.'));
                    }
                    $to_unlink = true;
               } else {
                    $file = $_POST['public_full_file'];
               }
               
               try {
                    $bk = new dcImport($this->core,$file);
                    $bk->importFull();
               } catch (Exception $e) {
                    if ($to_unlink) {
                         @unlink($file);
                    }
                    throw $e;
               }
               if ($to_unlink) {
                    @unlink($file);
               }
               http::redirect($this->getURL().'&do=full');
          }
          
          header('content-type:text/plain');
          var_dump($_POST);
          exit;
          
          $this->status = true;
     }
     
     public function gui()
     {
          if ($this->status == 'single')
          {
               echo '<p class="message">'.__('Single blog successfully imported.').'</p>';
               return;
          }
          if ($this->status == 'full')
          {
               echo '<p class="message">'.__('Content successfully imported.').'</p>';
               return;
          }
          
          echo
          '<script type="text/javascript">'."\n".
          "//<![CDATA[\n".
          dcPage::jsVar('dotclear.msg.confirm_full_import',
               __('Are you sure you want to import a full backup file?')).
          "$(function() {".
               "$('#up_single_file').change(function() { ".
                    "if (this.value != '') { $('#public_single_file').val(''); } ".
               "}); ".
               "$('#public_single_file').change(function() { ".
                    "if (this.value != '') { $('#up_single_file').val(''); } ".
               "}); ".
               "$('#up_full_file').change(function() { ".
                    "if (this.value != '') { $('#public_full_file').val(''); } ".
               "}); ".
               "$('#public_full_file').change(function() { ".
                    "if (this.value != '') { $('#up_full_file').val(''); } ".
               "}); ".
               "$('#formfull').submit(function() { ".
                    "return window.confirm(dotclear.msg.confirm_full_import); ".
               "}); ".
          "});\n".
          "//]]>\n".
          "</script>\n";
          
          echo
          '<h3>'.__('Import a single blog').'</h3>'.
          '<p>'.sprintf(__('This will import a single blog backup as new content in the current blog: %s.'),
          '<strong>'.html::escapeHTML($this->core->blog->name).'</strong>').'</p>'.
          '<form action="'.$this->getURL(true).'" method="post" enctype="multipart/form-data">'.
          
          '<fieldset>'.
          $this->core->formNonce().
          form::hidden(array('do'),1).
          form::hidden(array('MAX_FILE_SIZE'),DC_MAX_UPLOAD_SIZE).
          '<p><label>'.__('Upload a backup file').' '.
          '<input type="file" id="up_single_file" name="up_single_file" size="20" />'.
          '</label></p>';
          
          $public_files = $this->getPublicFiles();
          
          $empty = empty($public_files);
          $public_files = array_merge(array('-' => ''),$public_files);
          echo
          '<p><label>'.__('or pick up a local file in your public directory').' '.
          form::combo('public_single_file',$public_files, '', '', '', $empty).
          '</label></p>';
          
          echo
          '<p><input type="submit" value="'.__('Send').'" /></p>'.
          '</fieldset>'.
          '</form>';
          
          if ($this->core->auth->isSuperAdmin())
          {
               echo
               '<h3>'.__('Import a full backup file').'</h3>'.
               '<form action="'.$this->getURL(true).'" method="post" enctype="multipart/form-data" id="formfull">'.
               '<div>'.form::hidden(array('MAX_FILE_SIZE'),DC_MAX_UPLOAD_SIZE).'</div>'.
               
               '<fieldset>'.
               $this->core->formNonce().
               form::hidden(array('do'),1).
               form::hidden(array('MAX_FILE_SIZE'),DC_MAX_UPLOAD_SIZE).
               '<p><label>'.__('Upload a backup file').' '.
               '<input type="file" id="up_full_file" name="up_full_file" size="20" />'.
               '</label></p>';
               
               echo
               '<p><label>'.__('or pick up a local file in your public directory').' '.
               form::combo('public_full_file',$public_files, '', '', '', $empty).
               '</label></p>';
               
               echo
               '<p><strong>'.__('Warning: This will reset all the content of your database, except users.').'</strong></p>'.
               
               '<p><label>'.__('Your password:').
               form::password('your_pwd',20,255).'</label></p>'.
               
               '<p><input type="submit" value="'.__('Send').'" /></p>'.
               '</fieldset>'.
               '</form>';
          }
     }
     
     protected function getPublicFiles()
     {
          $public_files = array();
          $dir = @dir($this->core->blog->public_path);
          if ($dir)
          {
               while (($entry = $dir->read()) !== false) {
                    $entry_path = $dir->path.'/'.$entry;
                    
                    if (is_file($entry_path) && is_readable($entry_path))
                    {
                         $fp = fopen($entry_path,'rb');
                         if (strpos(fgets($fp),'///DOTCLEAR|') === 0) {
                              $public_files[$entry] = $entry_path;
                         }
                         fclose($fp);
                    }
               }
          }
          return $public_files;
     }
}
?>