From b22fc5b74aecd505d4e2df01258171fc65d312cf Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@pobox.com>
Date: Mon, 2 Nov 2009 06:56:31 -0800
Subject: Revert "Rebuilt HTTPClient class as an extension of PEAR
 HTTP_Request2 package, adding redirect handling and convenience functions."
 Going to restructure a little more before finalizing this...

This reverts commit fa37967858c3c29000797e510e5f98aca8ab558f.
---
 classes/File_redirection.php | 68 +++++++++++++++++++++-----------------------
 1 file changed, 32 insertions(+), 36 deletions(-)

(limited to 'classes/File_redirection.php')

diff --git a/classes/File_redirection.php b/classes/File_redirection.php
index b7945699a..79052bf7d 100644
--- a/classes/File_redirection.php
+++ b/classes/File_redirection.php
@@ -47,15 +47,18 @@ class File_redirection extends Memcached_DataObject
     /* the code above is auto generated do not remove the tag below */
     ###END_AUTOCODE
 
-    static function _commonHttp($url, $redirs) {
-        $request = new HTTPClient($url);
-        $request->setConfig(array(
-            'connect_timeout' => 10, // # seconds to wait
-            'max_redirs' => $redirs, // # max number of http redirections to follow
-            'follow_redirects' => true, // Follow redirects
-            'store_body' => false, // We won't need body content here.
-        ));
-        return $request;
+    function _commonCurl($url, $redirs) {
+        $curlh = curl_init();
+        curl_setopt($curlh, CURLOPT_URL, $url);
+        curl_setopt($curlh, CURLOPT_AUTOREFERER, true); // # setup referer header when folowing redirects
+        curl_setopt($curlh, CURLOPT_CONNECTTIMEOUT, 10); // # seconds to wait
+        curl_setopt($curlh, CURLOPT_MAXREDIRS, $redirs); // # max number of http redirections to follow
+        curl_setopt($curlh, CURLOPT_USERAGENT, USER_AGENT);
+        curl_setopt($curlh, CURLOPT_FOLLOWLOCATION, true); // Follow redirects
+        curl_setopt($curlh, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($curlh, CURLOPT_FILETIME, true);
+        curl_setopt($curlh, CURLOPT_HEADER, true); // Include header in output
+        return $curlh;
     }
 
     function _redirectWhere_imp($short_url, $redirs = 10, $protected = false) {
@@ -79,39 +82,32 @@ class File_redirection extends Memcached_DataObject
         if(strpos($short_url,'://') === false){
             return $short_url;
         }
-        try {
-            $request = self::_commonHttp($short_url, $redirs);
-            // Don't include body in output
-            $request->setMethod(HTTP_Request2::METHOD_HEAD);
-            $response = $request->send();
-
-            if (405 == $response->getCode()) {
-                // Server doesn't support HEAD method? Can this really happen?
-                // We'll try again as a GET and ignore the response data.
-                $request = self::_commonHttp($short_url, $redirs);
-                $response = $request->send();
-            }
-        } catch (Exception $e) {
-            // Invalid URL or failure to reach server
-            return $short_url;
+        $curlh = File_redirection::_commonCurl($short_url, $redirs);
+        // Don't include body in output
+        curl_setopt($curlh, CURLOPT_NOBODY, true);
+        curl_exec($curlh);
+        $info = curl_getinfo($curlh);
+        curl_close($curlh);
+
+        if (405 == $info['http_code']) {
+            $curlh = File_redirection::_commonCurl($short_url, $redirs);
+            curl_exec($curlh);
+            $info = curl_getinfo($curlh);
+            curl_close($curlh);
         }
 
-        if ($response->getRedirectCount() && File::isProtected($response->getUrl())) {
-            // Bump back up the redirect chain until we find a non-protected URL
-            return self::_redirectWhere_imp($short_url, $response->getRedirectCount() - 1, true);
+        if (!empty($info['redirect_count']) && File::isProtected($info['url'])) {
+            return File_redirection::_redirectWhere_imp($short_url, $info['redirect_count'] - 1, true);
         }
 
-        $ret = array('code' => $response->getCode()
-                , 'redirects' => $response->getRedirectCount()
-                , 'url' => $response->getUrl());
+        $ret = array('code' => $info['http_code']
+                , 'redirects' => $info['redirect_count']
+                , 'url' => $info['url']);
 
-        $type = $response->getHeader('Content-Type');
-        if ($type) $ret['type'] = $type;
+        if (!empty($info['content_type'])) $ret['type'] = $info['content_type'];
         if ($protected) $ret['protected'] = true;
-        $size = $request->getHeader('Content-Length'); // @fixme bytes?
-        if ($size) $ret['size'] = $size;
-        $time = $request->getHeader('Last-Modified');
-        if ($time) $ret['time'] = strtotime($time);
+        if (!empty($info['download_content_length'])) $ret['size'] = $info['download_content_length'];
+        if (isset($info['filetime']) && ($info['filetime'] > 0)) $ret['time'] = $info['filetime'];
         return $ret;
     }
 
-- 
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