Wikipedifier

Version 0.1 April 2 2005

If you frequently link to Wikipedia articles in blog entries, forum posts, or emails, then this web application is for you. Copy and paste your text, add [[ and ]] to any phrase you want hyperlinked, and press "Wikipedify"!

<?php
$text = $_POST['text'];
if (!$text) {
//for testing by setting as a querystring
    $text = $_GET['text'];
}
$text = stripslashes($text);
$output_format = $_POST['output'];
if (!$output_format) {
//for testing by setting as a querystring
    $output_format = $_GET['output'];
}

if ($text > '') {
    switch ($output_format) {
        case 'xhtml': {
                $output_text = preg_replace("/\[\[(.*?)\]\]/", '<a href="http://en.wikipedia.org/wiki/$1">$1</a>', $text); 
                // convert front page link
                $output_text = str_replace('<a href="http://en.wikipedia.org/wiki/Wikipedia">Wikipedia</a>', '<a href="http://en.wikipedia.org/wiki/Main_Page">Wikipedia</a>', $output_text);
                break;
            } 
        case 'bbcode': {
                $output_text = preg_replace("/\[\[(.*?)\]\]/", '[URL="http://en.wikipedia.org/wiki/$1"]$1[/URL]', $text); 
                // convert front page link
                $output_text = str_replace('[URL="http://en.wikipedia.org/wiki/Wikipedia"]Wikipedia[/URL]', '[URL="http://en.wikipedia.org/wiki/Main_Page"]Wikipedia[/URL]', $output_text);
                break;
            } 
        default: {
                $output_text = "No output format specified!\n" . $text;
            } 
    }

echo $output_text;
}

XHTML: [[Jubilee Line]] becomes <a href="http://en.wikipedia.org/wiki/Jubilee Line">Jubilee Line</a>
BBCode: [[Jubilee Line]] becomes [URL="http://en.wikipedia.org/wiki/Jubilee Line"]Jubilee Line[/URL]

Note: '[[Wikipedia]]' is converted to Wikipedia's front page, not Wikipedia's article on itself.