From a8ac98ae00704499951eeccbf73b826a4263eaf4 Mon Sep 17 00:00:00 2001
From: "Edward Z. Yang" <edwardzyang@thewritingpot.com>
Date: Fri, 21 Mar 2008 01:10:42 +0000
Subject: [PATCH] Add redirect support.

git-svn-id: http://htmlpurifier.org/svnroot@1614 48356398-32a2-884e-a903-53898d9a118a
---
 htaccess.php | 13 +++++++++++++
 main.php     |  2 --
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/htaccess.php b/htaccess.php
index b83738d..828888f 100644
--- a/htaccess.php
+++ b/htaccess.php
@@ -25,6 +25,7 @@ if (file_exists('.htaccess')) {
         'xhtml-compiler/config.default.php',
         'xhtml-compiler/config.smoketest.php',
         'xhtml-compiler/htaccess.php',
+        'redirects.txt',
     );
     
     $mtime_htaccess = filemtime('.htaccess');
@@ -82,6 +83,18 @@ $new_contents[] = $identifier_begin;
 $new_contents[] = 'RewriteEngine on';
 $new_contents[] = 'RewriteBase ' . $xc->getConf('web_path') . '/';
 
+// create permanent redirects
+if (file_exists('redirects.txt')) {
+    $redirects = explode("\n", file_get_contents('redirects.txt'));
+    foreach ($redirects as $redirect) {
+        $redirect = trim($redirect) . ' ';
+        list($src, $dest, $p) = explode(' ', $redirect);
+        if ($p !== '[P]') $src = '^' . preg_quote($src) . '$';
+        // We use rewrite to prevent the appending of ?f= querystring
+        $new_contents[] = 'RewriteRule ' . $src . ' ' . $dest . ' [R=permanent,L]';
+    }
+}
+
 $big_exp = array();
 $directory_index = $xc->getConf('directory_index');
 $indexed_dirs = $xc->getConf('indexed_dirs');
diff --git a/main.php b/main.php
index af3a087..4fcb76c 100644
--- a/main.php
+++ b/main.php
@@ -15,5 +15,3 @@ $page = normalize_index($page, $xc->getConf('directory_index'));
 
 $page = new XHTMLCompiler_Page($page);
 $page->display();
-
-?>
\ No newline at end of file
-- 
2.11.4.GIT