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分类: LINUX

2006-02-13 17:55:29

php代码:备份、恢复sql数据库

require('includes/application_top.php');

  if ($HTTP_GET_VARS['action']) {
    switch ($HTTP_GET_VARS['action']) {
      case 'forget':
        tep_db_query("delete from " . TABLE_CONFIGURATION . " where configuration_key = 'DB_LAST_RESTORE'");
        $messageStack->add_session(SUCCESS_LAST_RESTORE_CLEARED, 'success');
        tep_redirect(tep_href_link(FILENAME_BACKUP));
        break;
      case 'backupnow':
        tep_set_time_limit(0);
        $schema = '# citespa, Open Source E-Commerce Solutions' . " " .
                  '# ' . " " .
                  '#' . " " .
                  '# Database Backup For ' . STORE_NAME . " " .
                  '# Copyright (c) ' . date('Y') . ' ' . STORE_OWNER . " " .
                  '#' . " " .
                  '# Database: ' . DB_DATABASE . " " .
                  '# Database Server: ' . DB_SERVER . " " .
                  '#' . " " .
                  '# Backup Date: ' . date(PHP_DATE_TIME_FORMAT) . " ";
        $tables_query = tep_db_query('show tables');
        while ($tables = tep_db_fetch_array($tables_query)) {
          list(,$table) = each($tables);
          $schema .= 'drop table if exists ' . $table . ';' . " " .
                     'create table ' . $table . ' (' . " ";
          $table_list = array();
          $fields_query = tep_db_query("show fields from " . $table);
          while ($fields = tep_db_fetch_array($fields_query)) {
            $table_list[] = $fields['Field'];
            $schema .= '  ' . $fields['Field'] . ' ' . $fields['Type'];
            if (strlen($fields['Default']) > 0) $schema .= ' default '' . $fields['Default'] . ''';
            if ($fields['Null'] != 'YES') $schema .= ' not null';
            if (isset($fields['Extra'])) $schema .= ' ' . $fields['Extra'];
            $schema .= ',' . " ";
          }
          $schema = ereg_replace(", $", '', $schema);

          // Add the keys
          $index = array();
          $keys_query = tep_db_query("show keys from " . $table);
          while ($keys = tep_db_fetch_array($keys_query)) {
            $kname = $keys['Key_name'];
            if (!isset($index[$kname])) {
              $index[$kname] = array('unique' => !$keys['Non_unique'],
                                     'columns' => array());
            }
            $index[$kname]['columns'][] = $keys['Column_name'];
          }
          while (list($kname, $info) = each($index)) {
            $schema .= ',' . " ";
            $columns = implode($info['columns'], ', ');
            if ($kname == 'PRIMARY') {
              $schema .= '  PRIMARY KEY (' . $columns . ')';
            } elseif ($info['unique']) {
              $schema .= '  UNIQUE ' . $kname . ' (' . $columns . ')';
            } else {
              $schema .= '  KEY ' . $kname . ' (' . $columns . ')';
            }
          }
          $schema .= " " . ');' . " ";

          // Dump the data
          $rows_query = tep_db_query("select " . implode(',', $table_list) . " from " . $table);
          while ($rows = tep_db_fetch_array($rows_query)) {
            $schema_insert = 'insert into ' . $table . ' (' . implode(', ', $table_list) . ') values (';
            reset($table_list);
            while (list(,$i) = each($table_list)) {
              if (!isset($rows[$i])) {
                $schema_insert .= 'NULL, ';
              } elseif ($rows[$i] != '') {
                $row = addslashes($rows[$i]);
                $row = ereg_replace(" #", " ".'#', $row);
                $schema_insert .= ''' . $row . '', ';
              } else {
                $schema_insert .= ''', ';
              }
            }
            $schema_insert = ereg_replace(', $', '', $schema_insert) . ');' . " ";
            $schema .= $schema_insert;
          }
          $schema .= " ";
        }

        if ($HTTP_POST_VARS['download'] == 'yes') {
          $backup_file = 'db_' . DB_DATABASE . '-' . date('YmdHis') . '.sql';
          switch ($HTTP_POST_VARS['compress']) {
            case 'no':
              header('Content-type: application/x-octet-stream');
              header('Content-disposition: attachment; filename=' . $backup_file);
              echo $schema;
              exit;
              break;
            case 'gzip':
              if ($fp = fopen(DIR_FS_BACKUP . $backup_file, 'w')) {
                fputs($fp, $schema);
                fclose($fp);
                exec(LOCAL_EXE_GZIP . ' ' . DIR_FS_BACKUP . $backup_file);
                $backup_file .= '.gz';
              }
              if ($fp = fopen(DIR_FS_BACKUP . $backup_file, 'rb')) {
                $buffer = fread($fp, filesize(DIR_FS_BACKUP . $backup_file));
                fclose($fp);
                unlink(DIR_FS_BACKUP . $backup_file);
                header('Content-type: application/x-octet-stream');
                header('Content-disposition: attachment; filename=' . $backup_file);
                echo $buffer;
                exit;
              }
              break;
            case 'zip':
              if ($fp = fopen(DIR_FS_BACKUP . $backup_file, 'w')) {
                fputs($fp, $schema);
                fclose($fp);
                exec(LOCAL_EXE_ZIP . ' -j ' . DIR_FS_BACKUP . $backup_file . '.zip ' . DIR_FS_BACKUP . $backup_file);
                unlink(DIR_FS_BACKUP . $backup_file);
                $backup_file .= '.zip';
              }
              if ($fp = fopen(DIR_FS_BACKUP . $backup_file, 'rb')) {
                $buffer = fread($fp, filesize(DIR_FS_BACKUP . $backup_file));
                fclose($fp);
                unlink(DIR_FS_BACKUP . $backup_file);
                header('Content-type: application/x-octet-stream');
                header('Content-disposition: attachment; filename=' . $backup_file);
                echo $buffer;
                exit;
              }
          }
        } else {
          $backup_file = DIR_FS_BACKUP . 'db_' . DB_DATABASE . '-' . date('YmdHis') . '.sql';
          if ($fp = fopen($backup_file, 'w')) {
            fputs($fp, $schema);
            fclose($fp);
            switch ($HTTP_POST_VARS['compress']) {
              case 'gzip':
                exec(LOCAL_EXE_GZIP . ' ' . $backup_file);
                break;
              case 'zip':
                exec(LOCAL_EXE_ZIP . ' -j ' . $backup_file . '.zip ' . $backup_file);
                unlink($backup_file);
            }
          }
          $messageStack->add_session(SUCCESS_DATABASE_SAVED, 'success');
          tep_redirect(tep_href_link(FILENAME_BACKUP));
        }
        break;
      case 'restorenow':
      case 'restorelocalnow':
        tep_set_time_limit(0);

        if ($HTTP_GET_VARS['action'] == 'restorenow') {
          $read_from = $HTTP_GET_VARS['file'];
          if (file_exists(DIR_FS_BACKUP . $HTTP_GET_VARS['file'])) {
            $restore_file = DIR_FS_BACKUP . $HTTP_GET_VARS['file'];
            $extension = substr($HTTP_GET_VARS['file'], -3);
            if ( ($extension == 'sql') || ($extension == '.gz') || ($extension == 'zip') ) {
              switch ($extension) {
                case 'sql':
                  $restore_from = $restore_file;
                  $remove_raw = false;
                  break;
                case '.gz':
                  $restore_from = substr($restore_file, 0, -3);
                  exec(LOCAL_EXE_GUNZIP . ' ' . $restore_file . ' -c > ' . $restore_from);
                  $remove_raw = true;
                  break;
                case 'zip':
                  $restore_from = substr($restore_file, 0, -4);
                  exec(LOCAL_EXE_UNZIP . ' ' . $restore_file . ' -d ' . DIR_FS_BACKUP);
                  $remove_raw = true;
              }

              if ( ($restore_from) && (file_exists($restore_from)) && (filesize($restore_from) > 15000) ) {
                $fd = fopen($restore_from, 'rb');
                $restore_query = fread($fd, filesize($restore_from));
                fclose($fd);
              }
            }
          }
        } elseif ($HTTP_GET_VARS['action'] == 'restorelocalnow') {
          if ($HTTP_POST_FILES['sql_file']) {
            $uploaded_file = $HTTP_POST_FILES['sql_file']['tmp_name'];
            $read_from = basename($HTTP_POST_FILES['sql_file']['name']);
          } elseif ($HTTP_POST_VARS['sql_file']) {
            $uploaded_file = $HTTP_POST_VARS['sql_file'];
            $read_from = basename($HTTP_POST_VARS['sql_file_name']);
          } else {
            $uploaded_file = $sql_file;
            $read_from = basename($sql_file_name);
          }
          if ($uploaded_file != 'none') {
            if (tep_is_uploaded_file($uploaded_file)) {
              $restore_query = fread(fopen($uploaded_file, 'r'), filesize($uploaded_file));
            }
          }
        }

        if ($restore_query) {
          $sql_array = array();
          $sql_length = strlen($restore_query);
          $pos = strpos($restore_query, ';');
          for ($i=$pos; $i<$sql_length; $i++) {
            if ($restore_query[0] == '#') {
              $restore_query = ltrim(substr($restore_query, strpos($restore_query, " ")));
              $sql_length = strlen($restore_query);
              $i = strpos($restore_query, ';')-1;
              continue;
            }
            if ($restore_query[($i+1)] == " ") {
              for ($j=($i+2); $j<$sql_length; $j++) {
                if (trim($restore_query[$j]) != '') {
                  $next = substr($restore_query, $j, 6);
                  if ($next[0] == '#') {
// find out where the break position is so we can remove this line (#comment line)
                    for ($k=$j; $k<$sql_length; $k++) {
                      if ($restore_query[$k] == " ") break;
                    }
                    $query = substr($restore_query, 0, $i+1);
                    $restore_query = substr($restore_query, $k);
// join the query before the comment appeared, with the rest of the dump
                    $restore_query = $query . $restore_query;
                    $sql_length = strlen($restore_query);
                    $i = strpos($restore_query, ';')-1;
                    continue 2;
                  }
                  break;
                }
              }
              if ($next == '') { // get the last insert query
                $next = 'insert';
              }
              if ( (eregi('create', $next)) || (eregi('insert', $next)) || (eregi('drop t', $next)) ) {
                $next = '';
                $sql_array[] = substr($restore_query, 0, $i);
                $restore_query = ltrim(substr($restore_query, $i+1));
                $sql_length = strlen($restore_query);
                $i = strpos($restore_query, ';')-1;
              }
            }
          }

          $tables_query = tep_db_query('show tables');
          while ($tables = tep_db_fetch_array($tables_query)) {
            list(,$table) = each($tables);
            tep_db_query("drop table " . $table);
          }

          for ($i=0; $i            tep_db_query($sql_array[$i]);
          }

          tep_db_query("delete from " . TABLE_CONFIGURATION . " where configuration_key = 'DB_LAST_RESTORE'");
          tep_db_query("insert into " . TABLE_CONFIGURATION . " values ('', 'Last Database Restore', 'DB_LAST_RESTORE', '" . $read_from . "', 'Last database restore file', '6', '', '', now(), '', '')");

          if ($remove_raw) {
            unlink($restore_from);
          }
        }

        $messageStack->add_session(SUCCESS_DATABASE_RESTORED, 'success');
        tep_redirect(tep_href_link(FILENAME_BACKUP));
        break;
      case 'download':
        $extension = substr($HTTP_GET_VARS['file'], -3);
        if ( ($extension == 'zip') || ($extension == '.gz') || ($extension == 'sql') ) {
          if ($fp = fopen(DIR_FS_BACKUP . $HTTP_GET_VARS['file'], 'rb')) {
            $buffer = fread($fp, filesize(DIR_FS_BACKUP . $HTTP_GET_VARS['file']));
            fclose($fp);
            header('Content-type: application/x-octet-stream');
            header('Content-disposition: attachment; filename=' . $HTTP_GET_VARS['file']);
            echo $buffer;
            exit;
          }
        } else {
          $messageStack->add(ERROR_DOWNLOAD_LINK_NOT_ACCEPTABLE, 'error');
        }
        break;
      case 'deleteconfirm':
        if (strstr($HTTP_GET_VARS['file'], '..')) tep_redirect(tep_href_link(FILENAME_BACKUP));

        tep_remove(DIR_FS_BACKUP . '/' . $HTTP_GET_VARS['file']);
        if (!$tep_remove_error) {
          $messageStack->add_session(SUCCESS_BACKUP_DELETED, 'success');
          tep_redirect(tep_href_link(FILENAME_BACKUP));
        }
        break;
    }
  }

// check if the backup directory exists
  $dir_ok = false;
  if (is_dir(DIR_FS_BACKUP)) {
    $dir_ok = true;
    if (!is_writeable(DIR_FS_BACKUP)) $messageStack->add(ERROR_BACKUP_DIRECTORY_NOT_WRITEABLE, 'error');
  } else {
    $messageStack->add(ERROR_BACKUP_DIRECTORY_DOES_NOT_EXIST, 'error');
  }
?>

>


<?php echo TITLE; ?>









  
    

    

  




    

      
        
      
      
        
      
    

          
            
            
          
        

          
            
  $heading = array();
  $contents = array();
  switch ($HTTP_GET_VARS['action']) {
    case 'backup':
      $heading[] = array('text' => '' . TEXT_INFO_HEADING_NEW_BACKUP . '');

      $contents = array('form' => tep_draw_form('backup', FILENAME_BACKUP, 'action=backupnow'));
      $contents[] = array('text' => TEXT_INFO_NEW_BACKUP);

      if ($messageStack->size > 0) {
        $contents[] = array('text' => '
' . tep_draw_radio_field('compress', 'no', true) . ' ' . TEXT_INFO_USE_NO_COMPRESSION);
        $contents[] = array('text' => '
' . tep_draw_radio_field('download', 'yes', true) . ' ' . TEXT_INFO_DOWNLOAD_ONLY . '*

*' . TEXT_INFO_BEST_THROUGH_HTTPS);
      } else {
        $contents[] = array('text' => '
' . tep_draw_radio_field('compress', 'gzip', true) . ' ' . TEXT_INFO_USE_GZIP);
        $contents[] = array('text' => tep_draw_radio_field('compress', 'zip') . ' ' . TEXT_INFO_USE_ZIP);
        $contents[] = array('text' => tep_draw_radio_field('compress', 'no') . ' ' . TEXT_INFO_USE_NO_COMPRESSION);
        $contents[] = array('text' => '
' . tep_draw_checkbox_field('download', 'yes') . ' ' . TEXT_INFO_DOWNLOAD_ONLY . '*

*' . TEXT_INFO_BEST_THROUGH_HTTPS);
      }

      $contents[] = array('align' => 'center', 'text' => '
' . tep_image_submit('button_backup.gif', IMAGE_BACKUP) . ' ' . tep_image_button('button_cancel.gif', IMAGE_CANCEL) . '');
      break;
    case 'restore':
      $heading[] = array('text' => '' . $buInfo->date . '');

      $contents[] = array('text' => tep_break_string(sprintf(TEXT_INFO_RESTORE, DIR_FS_BACKUP . (($buInfo->compression != TEXT_NO_EXTENSION) ? substr($buInfo->file, 0, strrpos($buInfo->file, '.')) : $buInfo->file), ($buInfo->compression != TEXT_NO_EXTENSION) ? TEXT_INFO_UNPACK : ''), 35, ' '));
      $contents[] = array('align' => 'center', 'text' => '
' . tep_image_button('button_restore.gif', IMAGE_RESTORE) . ' ' . tep_image_button('button_cancel.gif', IMAGE_CANCEL) . '');
      break;
    case 'restorelocal':
      $heading[] = array('text' => '' . TEXT_INFO_HEADING_RESTORE_LOCAL . '');

      $contents = array('form' => tep_draw_form('restore', FILENAME_BACKUP, 'action=restorelocalnow', 'post', 'enctype="multipart/form-data"'));
      $contents[] = array('text' => TEXT_INFO_RESTORE_LOCAL . '

' . TEXT_INFO_BEST_THROUGH_HTTPS);
      $contents[] = array('text' => '
' . tep_draw_file_field('sql_file'));
      $contents[] = array('text' => TEXT_INFO_RESTORE_LOCAL_RAW_FILE);
      $contents[] = array('align' => 'center', 'text' => '
' . tep_image_submit('button_restore.gif', IMAGE_restore) . ' ' . tep_image_button('button_cancel.gif', IMAGE_CANCEL) . '');
      break;
    case 'delete':
      $heading[] = array('text' => '' . $buInfo->date . '');

      $contents = array('form' => tep_draw_form('delete', FILENAME_BACKUP, 'file=' . $buInfo->file . '&action=deleteconfirm'));
      $contents[] = array('text' => TEXT_DELETE_INTRO);
      $contents[] = array('text' => '
' . $buInfo->file . '');
      $contents[] = array('align' => 'center', 'text' => '
' . tep_image_submit('button_delete.gif', IMAGE_DELETE) . ' ' . tep_image_button('button_cancel.gif', IMAGE_CANCEL) . '');
      break;
    default:
      if (is_object($buInfo)) {
        $heading[] = array('text' => '' . $buInfo->date . '');

        $contents[] = array('align' => 'center', 'text' => '' . tep_image_button('button_restore.gif', IMAGE_RESTORE) . '' . tep_image_button('button_delete.gif', IMAGE_DELETE) . '');
        $contents[] = array('text' => '
' . TEXT_INFO_DATE . ' ' . $buInfo->date);
        $contents[] = array('text' => TEXT_INFO_SIZE . ' ' . $buInfo->size);
        $contents[] = array('text' => '
' . TEXT_INFO_COMPRESSION . ' ' . $buInfo->compression);
      }
      break;
  }

  if ( (tep_not_null($heading)) && (tep_not_null($contents)) ) {
    echo '            ' . " ";
  }
?>
          
        

              
                
                
                
                
              
  if ($dir_ok) {
    $dir = dir(DIR_FS_BACKUP);
    $contents = array();
    while ($file = $dir->read()) {
      if (!is_dir(DIR_FS_BACKUP . $file)) {
        $contents[] = $file;
      }
    }
    sort($contents);

    for ($files=0; $files      $entry = $contents[$files];

      $check = 0;

      if (((!$HTTP_GET_VARS['file']) || ($HTTP_GET_VARS['file'] == $entry)) && (!$buInfo) && ($HTTP_GET_VARS['action'] != 'backup') && ($HTTP_GET_VARS['action'] != 'restorelocal')) {
        $file_array['file'] = $entry;
        $file_array['date'] = date(PHP_DATE_TIME_FORMAT, filemtime(DIR_FS_BACKUP . $entry));
        $file_array['size'] = number_format(filesize(DIR_FS_BACKUP . $entry)) . ' bytes';
        switch (substr($entry, -3)) {
          case 'zip': $file_array['compression'] = 'ZIP'; break;
          case '.gz': $file_array['compression'] = 'GZIP'; break;
          default: $file_array['compression'] = TEXT_NO_EXTENSION; break;
        }

        $buInfo = new objectInfo($file_array);
      }

      if (is_object($buInfo) && ($entry == $buInfo->file)) {
        echo '              
' . " ";
        $onclick_link = 'file=' . $buInfo->file . '&action=restore';
      } else {
        echo '              ' . " ";
        $onclick_link = 'file=' . $entry;
      }
?>
                
                
                
                
              
    }
    $dir->close();
  }
?>
              
                
                
              
  if (defined('DB_LAST_RESTORE')) {
?>
              
                
              
  }
?>
            
 
' . tep_image(DIR_WS_ICONS . 'file_download.gif', ICON_FILE_DOWNLOAD) . ' ' . $entry; ?> bytesfile) ) { echo tep_image(DIR_WS_IMAGES . 'icon_arrow_right.gif', ''); } else { echo '' . tep_image(DIR_WS_IMAGES . 'icon_info.gif', IMAGE_ICON_INFO) . ''; } ?> 
' . tep_image_button('button_backup.gif', IMAGE_BACKUP) . ''; if ( ($HTTP_GET_VARS['action'] != 'restorelocal') && ($dir) ) echo '  ' . tep_image_button('button_restore.gif', IMAGE_RESTORE) . ''; ?>
' . TEXT_FORGET . ''; ?>
' . " ";

    $box = new box;
    echo $box->infoBox($heading, $contents);

    echo '            










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