benlk · October 30, 2014 06:01
diff --git a/404.php b/404.php
 <?php 
 /*
 * I see lots of cute 404 pages with funny messages. 
 * Most 404 pages don't tell you what link you used to get to the 404, 
 * and they don't really give you options on how to get to where you want to go 
 * other than "Click here to return to our front page." 
 * That approach is as bad as http://xkcd.com/869/
 
 * Sadly, this page doesn't do anything fancy like list other articles. 
 
 * Using DuckDuckGo because it's better than Google.
 */
 header("HTTP/1.0 404 Not Found");

 $suggest = false;
 if(isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] != "") {
  $suggest = true;
  $suggestion = $_SERVER['REQUEST_URI']; // Gives people the URL they visited so they know what to search for. 
 } else {
  $suggestion = "";
 }
 ?>
 <!DOCTYPE html>
 <html>
 <head>
  <meta charset="UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
  <style type="text/css">
    /* https://stackoverflow.com/questions/9825796/how-to-make-text-vertically-and-horizontally-center-in-an-html-page#9826008 */
    html, body {
      height: 100%;
      margin: 0;
      padding: 0;
      width: 100%;
      font-size: 10px;
    }
    body{
      display: table;
    }
    div {
      text-align: center;
      display: table-cell;
      vertical-align: middle;
    }
    #ddg {
      overflow:hidden;margin:0;padding:0;width:400px;height:40px;
    }
    p {
      font-size: 2em;
    }
    .disclaimer {
      font-size: 1.2em;
    }
    .disclaimer a, .disclaimer a:hover, .disclaimer a:active {
      color: inherit;
    }
  </style>
  <title>Not found</title>
 </head>
 <body>
  <div>
    <?php if ($suggest === true) { ?>
      <p>We can't find <?php echo($suggestion); ?> here.</p>
      <p>What were you looking for?</p>
    <?php } else { ?>
      <p>What were you looking for? </p>
    <?php } ?>
    <iframe id="ddg" src="http://duckduckgo.com/search.html?site=<?php
                          echo $_SERVER['SERVER_NAME']; // the www.example.com part of the URL
                          ?>&prefill=Search this site&focus=yes" frameborder="0"></iframe>
    <p class="disclaimer">This search box uses <a href="https://duckduckgo.com/about">DuckDuckGo</a>, a privacy-positive search engine.</p>
    <p><a class="button" href="http://<?php echo $_SERVER['SERVER_NAME']?>">To the homepage!</a></p>
  </div>
 </body>
 </html>
	<?php
	/*
	* I see lots of cute 404 pages with funny messages.
	* Most 404 pages don't tell you what link you used to get to the 404,
	* and they don't really give you options on how to get to where you want to go
	* other than "Click here to return to our front page."
	* That approach is as bad as http://xkcd.com/869/

	* Sadly, this page doesn't do anything fancy like list other articles.

	* Using DuckDuckGo because it's better than Google.
	*/
	header("HTTP/1.0 404 Not Found");

	$suggest = false;
	if(isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] != "") {
	$suggest = true;
	$suggestion = $_SERVER['REQUEST_URI']; // Gives people the URL they visited so they know what to search for.
	} else {
	$suggestion = "";
	}
	?>
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
	<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
	<style type="text/css">
	/* https://stackoverflow.com/questions/9825796/how-to-make-text-vertically-and-horizontally-center-in-an-html-page#9826008 */
	html, body {
	height: 100%;
	margin: 0;
	padding: 0;
	width: 100%;
	font-size: 10px;
	}
	body{
	display: table;
	}
	div {
	text-align: center;
	display: table-cell;
	vertical-align: middle;
	}
	#ddg {
	overflow:hidden;margin:0;padding:0;width:400px;height:40px;
	}
	p {
	font-size: 2em;
	}
	.disclaimer {
	font-size: 1.2em;
	}
	.disclaimer a, .disclaimer a:hover, .disclaimer a:active {
	color: inherit;
	}
	</style>
	<title>Not found</title>
	</head>
	<body>
	<div>
	<?php if ($suggest === true) { ?>
	<p>We can't find <?php echo($suggestion); ?> here.</p>
	<p>What were you looking for?</p>
	<?php } else { ?>
	<p>What were you looking for? </p>
	<?php } ?>
	<iframe id="ddg" src="http://duckduckgo.com/search.html?site=<?php
	echo $_SERVER['SERVER_NAME']; // the www.example.com part of the URL
	?>&prefill=Search this site&focus=yes" frameborder="0"></iframe>
	<p class="disclaimer">This search box uses <a href="https://duckduckgo.com/about">DuckDuckGo</a>, a privacy-positive search engine.</p>
	<p><a class="button" href="http://<?php echo $_SERVER['SERVER_NAME']?>">To the homepage!</a></p>
	</div>
	</body>
	</html>