Index: trackback.module
===================================================================
RCS file: /var/www/vhosts/davidherron.com/cvsroot/drupal/modules/trackback/trackback.module,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -F^f -r1.2 -r1.3
--- trackback.module	15 Jun 2006 04:48:28 -0000	1.2
+++ trackback.module	20 Jun 2006 03:38:40 -0000	1.3
@@ -1,5 +1,5 @@
 <?php
-// $Id: trackback.module,v 1.2 2006/06/15 04:48:28 david Exp $
+// $Id: trackback.module,v 1.3 2006/06/20 03:38:40 david Exp $
 
 /**
  * Implementation of hook_help().
@@ -24,7 +24,92 @@ function trackback_help($section) {
   }
 }
 
+function trackback_receive(&$node) {
+  // Process TrackBack post data.
+  $trackback->url = check_url($_REQUEST['url']);
+  if ($trackback->url && valid_url($_REQUEST['url'], TRUE)) {
+
+    $error = 0;
+
+    if (true) {
+      $response = drupal_http_request($trackback->url);
+
+      // Check $response->error to see if the request happened right
+      // Look in $response->data for our URL
+
+      if ($response->error) {
+        $error = 1;
+        $message = t('Could not retrieve requesting page');
+        watchdog('trackback', t('Could not retrieve requesting page %url', array('%url' => $trackback->url)),            WATCHDOG_NOTICE, l(t('view node'), 'node/'. $node->nid));
+      } else {
+        $node_url = url('node/'. $node->nid, NULL, NULL, TRUE);
+        $found = stristr($response->data, $node_url);
+        if ($found === false) {
+          $error = 1;
+          $message = t('Page requesting trackback does not refer to '.$node_url);
+          watchdog('trackback',
+            t('Page requesting trackback does not refer to %nodeurl, source is %url',
+              array('%url' => $trackback->url, '%nodeurl' => $node_url
+            )),
+            WATCHDOG_NOTICE, l(t('view node'), 'node/'. $node->nid));
+        } else {
+          watchdog('trackback',
+            t('Page requesting trackback DOES refer to %nodeurl, source is %url -- WILL RECORD TRACKBACK',
+              array('%url' => $trackback->url, '%nodeurl' => $node_url
+            )),
+            WATCHDOG_NOTICE, l(t('view node'), 'node/'. $node->nid)
+          );
+        }
+      }
+    }
+
+    if ($error == 0) {
+      $trackback->trid = db_next_id('{trackback_received}_trid');
+      $trackback->nid = $node->nid;
+      $trackback->created = time();
+      $trackback->site = $_SERVER['REMOTE_ADDR'];
+      $trackback->name = strip_tags(($_REQUEST['blog_name']) ? $_REQUEST['blog_name'] : $trackback->url);
+      $trackback->subject = strip_tags(($_REQUEST['title']) ? $_REQUEST['title'] : $trackback->url);
+      // $trackback->url already set above.  Though I might say something here since I'm setting the fields
+      // in the exact same order that they are created in the table's create statement (with this exception).      $trackback->excerpt = (strlen($_REQUEST['excerpt'] > 255) ? truncate_utf8($_REQUEST['excerpt'], 252) .'...' : $_REQUEST['excerpt']);
+      $trackback->status = (variable_get('trackback_moderation', 0) == 0) ? 1 : 0;
+      //watchdog('trackback', t('trackback: added \'%subject\'', array('%subject' => $trackback->subject)), l(t('view trackback'), 'node/'. $node->nid, NULL, NULL, 'trackback-'. $trackback->trid));
+
+      watchdog('trackback', t('trackback: added \'%subject\'', array('%subject' => $trackback->subject)), WATCHDOG_NOTICE, l(t('view trackback'), 'node/'. $node->nid .'#trackback-'. $trackback->trid));
+
+      db_query("INSERT INTO {trackback_received} (trid, nid, created, site, name, subject, url, excerpt, status) VALUES (%d, %d, %d, '%s', '%s', '%s', '%s', '%s', %d)", $trackback->trid, $trackback->nid, $trackback->created, $trackback->site, $trackback->name, $trackback->subject, $trackback->url, $trackback->excerpt, $trackback->status);
+
+      if (function_exists('spam_check') && variable_get('trackback_spam_filter', 1)) {
+        // trid, subject and body are used by spam_check()
+        // Put everything we want to check for spam in the trackback body and subject
+        // Since everything has already been inserted into the database and since the value
+        // of the $trackback variable's attributes will not be used again in this function,
+        // we can modify the attributes as we want before passing it on to the spam check.
+        $trackback->subject = $trackback->subject .' '. $trackback->url;
+        spam_check($trackback, 'excerpt', 'subject', 'trackback_spam_actions', 'insert');
+      }
+    }
+  }
+  else {
+    $error = 1;
+    $message = t('Missing TrackBack url.');
+  }
+
+  // Generate response
+  $output = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
+  $output .= "<response>\n";
+  $output .= '<error>'. $error ."</error>\n";
+  $message and $output .= '<message>'. $message ."</message>\n";
+  $output .= "</response>\n";
+
+  return $output;
+}
+
+
+
+
 
+/*OLD
 function trackback_receive(&$node) {
   $trackback = new stdClass();
   // Process TrackBack post data.
@@ -71,6 +156,7 @@ function trackback_receive(&$node) {
 
   return $output;
 }
+END OLD */
 
 function theme_trackbacks($trackbacks) {
   $output = '<div id="trackbacks">'."\n";