includes/specials/SpecialCreatePage.php

   1 <?php
   2 /* This code was adapted from CreatePage.php from: Travis Derouin <travis@wikihow.com> for the Uniwiki extension CreatePage
   3  * Originally licensed as: GNU GPL v2.0 or later
   4  *
   5  * This page has been copied and adapted from the Uniwiki extension CreatePage
   6  * Originally licensed as: http://www.gnu.org/licenses/gpl-3.0.txt
   7  *
   8  * @license GNU GPL v3.0 http://www.gnu.org/licenses/gpl-3.0.txt
   9  * @author Travis Derouin
  10  * @author Merrick Schaefer
  11  * @author Mark Johnston
  12  * @author Evan Wheeler
  13  * @author Adam Mckaig (at UNICEF)
  14  * @author Siebrand Mazeland (integrated into MediaWiki core)
  15  * @addtogroup SpecialPage
  16  */
  17
  18 class SpecialCreatePage extends SpecialPage {
  19
  20         public function __construct() {
  21                 parent::__construct( 'CreatePage', 'createpage' );
  22         }
  23
  24         public function execute( $params ) {
  25                 global $wgOut, $wgRequest, $wgUser;
  26
  27                 $this->setHeaders();
  28
  29                 if ( !$this->userCanExecute( $wgUser ) ) {
  30                         $this->displayRestrictionError();
  31                         return;
  32                 }
  33
  34                 $wgOut->addWikiMsg( 'createpage-summary' );
  35
  36                 // check to see if we are trying to create a page
  37                 $target = $wgRequest->getVal ( 'target' );
  38                 $title = Title::newFromText ( $target );
  39
  40                 // check for no title
  41                 if ( $wgRequest->wasPosted() && $target === '' ) {
  42                         $this->error( wfMsg( 'createpage-entertitle' ) );
  43                 }
  44                 // check for invalid title
  45                 elseif ( $wgRequest->wasPosted() && is_null( $title ) ) {
  46                         $this->error( wfMsg( 'createpage-badtitle', $target ) );
  47                 }
  48                 elseif ( $target != null ) {
  49                         if ( $title->getArticleID() > 0 ) {
  50                                 // if the title exists then let the user know and give other options
  51                                 $wgOut->addWikiText ( wfMsg ( 'createpage-titleexists', $title->getFullText() ) . "<br />" );
  52                                 $skin = $wgUser->getSkin();
  53                                 $editlink = $skin->makeLinkObj( $title, wfMsg ( 'createpage-editexisting' ), 'action=edit' );
  54                                 $thisPage = Title::newFromText ( 'CreatePage', NS_SPECIAL );
  55                                 $wgOut->addHTML ( $editlink . '<br />'
  56                                         . $skin->makeLinkObj ( $thisPage, wfMsg ( 'createpage-tryagain' ) )
  57                                 );
  58                                 return;
  59                         } else {
  60                                 /* TODO - may want to search for closely named pages and give
  61                                  * other options here... */
  62
  63                                 // otherwise, redirect them to the edit page for their title
  64                                 $wgOut->redirect ( $title->getEditURL() );
  65                         }
  66                 }
  67
  68                 // if this is just a normal GET, then output the form
  69
  70                 // prefill the input with the title, if it was passed along
  71                 $newTitle = false;
  72                 $newTitleText = $wgRequest->getVal( 'newtitle', null );
  73                 if ( $newTitleText != null ) {
  74                         $newTitle = Title::newFromURL( $newTitleText );
  75                         if ( is_null( $newTitle ) )
  76                                 $newTitle = $newTitleText;
  77                         else
  78                                 $newTitle = $newTitle->getText();
  79                 }
  80
  81                 // output the form
  82                 $form = Xml::openElement( 'fieldset' ) .
  83                         Xml::element( 'legend', null, wfMsg( 'createpage' ) ) . # This should really use a different message
  84                         wfMsgWikiHtml( 'createpage-instructions' ) .
  85                         Xml::openElement( 'form', array( 'method' => 'post', 'name' => 'createpageform', 'action' => '' ) ) .
  86                         Xml::element( 'input', array( 'type' => 'text', 'name' => 'target', 'size' => 50, 'value' => $newTitle ) ) .
  87                         '<br />' .
  88                         Xml::element( 'input', array( 'type' => 'submit', 'value' => wfMsgHtml( 'createpage-submitbutton' ) ) ) .
  89                         Xml::closeElement( 'form' ) .
  90                         Xml::closeElement( 'fieldset' );
  91                 $wgOut->addHTML( $form );
  92         }
  93         /*
  94          * Function to output an error message
  95          * @param $msg String: message text or HTML
  96         */
  97         function error( $msg ) {
  98                 global $wgOut;
  99                 $wgOut->addHTML( Xml::element( 'p', array( 'class' => 'error' ), $msg ) );
 100         }
 101 }