User:Jamie/AdvancedCreate Extension

Here is the code for the AdvancedCreate Extension. It has not been publicly released, so please refrain from using this under ANY circumstances.

<?php
/*

 AdvancedCreate v0.1 -- A set of functions for facilitating page creation

 Author: Jamie Hari
 http://en.marveldatabase.com/User:Jamie

 Based on:
 Createbox by Ross McClure
 Inputbox  by Erik Moeller <moeller@scireview.de>

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 http://www.gnu.org/copyleft/gpl.html

 To install, add following to LocalSettings.php
   include("extensions/advancedcreate.php");

*/

$wgExtensionFunctions[] = "wfAdvancedCreate";
$wgHooks['UnknownAction'][] = 'actionCreate';
$wgExtensionCredits['parserhook'][] = array(
'name' => 'AdvancedCreate',
'url' => 'http://www.mediawiki.org/wiki/Extension:AdvancedCreate',
'description' => 'Advanced page creation functions',
'author' => 'Jamie Hari, based on work by Ross McClure & Erik Moeller',
'version' => '0.1'
);

function wfAdvancedCreate()
{
    global $wgParser, $wgMessageCache;

    $wgMessageCache->addMessages( array(
        'create' => "Create",
        'create_exists' => "<center>Sorry, a page with the name \"'''{{FULLPAGENAME}}'''\" already " .
               "exists.\n\nYou cannot overwrite it, but you can " .
               "[{{fullurl:{{FULLPAGENAME}}|action=edit}} edit it], " .
               "[{{fullurl:{{FULLPAGENAME}}}} read it], or create " .
               "a page with a different name using the box below.\n\n" .
               "<br><advancedcreate>break=no \n buttonlabel=Try Again \n" . 
               "pagename= </advancedcreate></center>"
    ));

    $wgParser->setHook( "advancedcreate", "acMakeBox" );
}

function actionCreate($action, $article)
{
    if($action != 'create') return true;

    global $wgRequest;
    $prefix = $wgRequest->getVal('prefix');
    $text = $wgRequest->getVal('title');
    if($prefix && strpos($text, $prefix)!==0)
    {
        $title = Title::newFromText( $prefix . $text );
        if(is_null($title))
        {
            global $wgTitle;
            $wgTitle = Title::makeTitle( NS_SPECIAL, 'Badtitle' );
            throw new ErrorPageError( 'badtitle', 'badtitletext' );
        }
        else if($title->getArticleID() == 0) acRedirect($title, 'edit');
        else acRedirect($title, 'create');
    }
    else if($wgRequest->getVal('section')=='new' || $article->getID() == 0)
    {
        acRedirect($article->getTitle(), 'edit');
    }
    else
    {
        global $wgOut;
        $text = $article->getTitle()->getPrefixedText();
        $wgOut->setPageTitle($text);
        $wgOut->setHTMLTitle(wfMsg('pagetitle', $text.' - '.wfMsg('create')));
        $wgOut->addWikiText(wfMsg('create_exists'));
    }
    return false;
}

function acGetOption(&$input,$name,$value=NULL)
{
    if(preg_match("/^\s*$name\s*=\s*(.*)/mi",$input,$matches))
    {
        if(is_int($value)) return intval($matches[1]);
        else return htmlspecialchars($matches[1]);
    }
    return $value;
}

function acMakeBox($input, $argv, &$parser)
{
    global $wgRequest, $wgScript;
    if($wgRequest->getVal('action')=='create')
    {
        $prefix = $wgRequest->getVal('prefix');
        $preload = $wgRequest->getVal('preload');
        $editintro = $wgRequest->getVal('editintro');
        $text = $parser->getTitle()->getPrefixedText();
        if($prefix && strpos($text, $prefix)===0)
            $text = substr($text, strlen($prefix));
    }
    else
    {
        $prefix = acGetOption($input,'prefix');
        $preload = acGetOption($input,'preload');
        $editintro = acGetOption($input,'editintro');
        $text = acGetOption($input,'default');
    }
    $submit = htmlspecialchars($wgScript);
    $boxvisibility = (acGetOption($input,'box')=='hidden') ? 'hidden' : 'text'; 
    $width = acGetOption($input,'width',25); 
    if($width==0) $boxvisibility = 'hidden';
    $text = acGetOption($input,'pagename',$text);
    $align = acGetOption($input,'align','center');
    $br = ((acGetOption($input,'break','no')=='no') ? '' : '<br />');
    $label = acGetOption($input,'buttonlabel',wfMsgHtml("createarticle"));
    $output=<<<ENDFORM
<div class="advancedcreate" align="{$align}">
<form name="advancedcreate" action="{$submit}" method="get" class="advancedcreateForm">
<input type='hidden' name="action" value="create">
<input type="hidden" name="prefix" value="{$prefix}" />
<input type="hidden" name="preload" value="{$preload}" />
<input type="hidden" name="editintro" value="{$editintro}" />
<input class="advancedcreateInput" name="title" type="{$boxvisibility}" value="{$text}" size="{$width}"/>{$br}
<input type='submit' name="create" class="advancedcreateButton" value="{$label}"/>
</form></div>
ENDFORM;
    return $parser->replaceVariables($output);
}

function acRedirect($title, $action)
{
    global $wgRequest, $wgOut;
    $query = "action={$action}&prefix=" . $wgRequest->getVal('prefix') .
        "&preload=" . $wgRequest->getVal('preload') .
        "&editintro=" . $wgRequest->getVal('editintro') .
        "&section=" . $wgRequest->getVal('section');
    $wgOut->setSquidMaxage( 1200 );
    $wgOut->redirect($title->getFullURL( $query ), '301');
}

?>