includes/linker/LinkTarget.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  * @license GPL 2+
  20  * @author Addshore
  21  */
  22 namespace MediaWiki\Linker;
  23
  24 /**
  25  * @since 1.27
  26  */
  27 interface LinkTarget {
  28
  29         /**
  30          * Get the namespace index.
  31          *
  32          * @return int Namespace index
  33          */
  34         public function getNamespace();
  35
  36         /**
  37          * Get the link fragment (i.e. the bit after the #) in text form.
  38          *
  39          * @return string link fragment
  40          */
  41         public function getFragment();
  42
  43         /**
  44          * Whether the link target has a fragment
  45          *
  46          * @return bool
  47          */
  48         public function hasFragment();
  49
  50         /**
  51          * Get the main part with underscores.
  52          *
  53          * @return string Main part of the link, with underscores (for use in href attributes)
  54          */
  55         public function getDBkey();
  56
  57         /**
  58          * Returns the link in text form, without namespace prefix or fragment.
  59          *
  60          * This is computed from the DB key by replacing any underscores with spaces.
  61          *
  62          * @return string
  63          */
  64         public function getText();
  65
  66         /**
  67          * Creates a new LinkTarget for a different fragment of the same page.
  68          * It is expected that the same type of object will be returned, but the
  69          * only requirement is that it is a LinkTarget.
  70          *
  71          * @param string $fragment The fragment name, or "" for the entire page.
  72          *
  73          * @return LinkTarget
  74          */
  75         public function createFragmentTarget( $fragment );
  76
  77         /**
  78          * Whether this LinkTarget has an interwiki component
  79          *
  80          * @return bool
  81          */
  82         public function isExternal();
  83
  84         /**
  85          * The interwiki component of this LinkTarget
  86          *
  87          * @return string
  88          */
  89         public function getInterwiki();
  90 }