includes/export/DumpOutput.php

   1 <?php
   2 /**
   3  * Base class for output stream; prints to stdout or buffer or wherever.
   4  *
   5  * Copyright © 2003, 2005, 2006 Brion Vibber <brion@pobox.com>
   6  * https://www.mediawiki.org/
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with this program; if not, write to the Free Software Foundation, Inc.,
  20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21  * http://www.gnu.org/copyleft/gpl.html
  22  *
  23  * @file
  24  */
  25
  26 /**
  27  * @ingroup Dump
  28  */
  29 class DumpOutput {
  30
  31         /**
  32          * @param string $string
  33          */
  34         function writeOpenStream( $string ) {
  35                 $this->write( $string );
  36         }
  37
  38         /**
  39          * @param string $string
  40          */
  41         function writeCloseStream( $string ) {
  42                 $this->write( $string );
  43         }
  44
  45         /**
  46          * @param object $page
  47          * @param string $string
  48          */
  49         function writeOpenPage( $page, $string ) {
  50                 $this->write( $string );
  51         }
  52
  53         /**
  54          * @param string $string
  55          */
  56         function writeClosePage( $string ) {
  57                 $this->write( $string );
  58         }
  59
  60         /**
  61          * @param object $rev
  62          * @param string $string
  63          */
  64         function writeRevision( $rev, $string ) {
  65                 $this->write( $string );
  66         }
  67
  68         /**
  69          * @param object $rev
  70          * @param string $string
  71          */
  72         function writeLogItem( $rev, $string ) {
  73                 $this->write( $string );
  74         }
  75
  76         /**
  77          * Override to write to a different stream type.
  78          * @param string $string
  79          */
  80         function write( $string ) {
  81                 print $string;
  82         }
  83
  84         /**
  85          * Close the old file, move it to a specified name,
  86          * and reopen new file with the old name. Use this
  87          * for writing out a file in multiple pieces
  88          * at specified checkpoints (e.g. every n hours).
  89          * @param string|string[] $newname File name. May be a string or an array with one element
  90          */
  91         function closeRenameAndReopen( $newname ) {
  92         }
  93
  94         /**
  95          * Close the old file, and move it to a specified name.
  96          * Use this for the last piece of a file written out
  97          * at specified checkpoints (e.g. every n hours).
  98          * @param string|string[] $newname File name. May be a string or an array with one element
  99          * @param bool $open If true, a new file with the old filename will be opened
 100          *   again for writing (default: false)
 101          */
 102         function closeAndRename( $newname, $open = false ) {
 103         }
 104
 105         /**
 106          * Returns the name of the file or files which are
 107          * being written to, if there are any.
 108          * @return null
 109          */
 110         function getFilenames() {
 111                 return null;
 112         }
 113 }