Added logging

diff --git a/include/ostatus.php b/include/ostatus.php
index 02bd2f4..6fb42c8 100644 (file)
--- a/include/ostatus.php
+++ b/include/ostatus.php
@@ -614,9 +614,11 @@ class ostatus {
                        $stored = true;
                        $xml = $conversation['source'];
                        if (self::process($xml, $importer, $contact, $hub, $stored, false)) {
+                               logger('Got valid cached XML for URI '.$related_uri, LOGGER_DEBUG);
                                return;
                        }
                        if ($conversation['protocol'] == PROTOCOL_OSTATUS_SALMON) {
+                               logger('Delete invalid cached XML for URI '.$related_uri, LOGGER_DEBUG);
                                dba::delete('conversation', array('item-uri' => $related_uri));
                        }
                }
@@ -631,6 +633,7 @@ class ostatus {
                $xml = '';
 
                if (stristr($related_data['header'], 'Content-Type: application/atom+xml')) {
+                       logger('Directly fetched XML for URI '.$related_uri, LOGGER_DEBUG);
                        $xml = $related_data['body'];
                }
 
@@ -641,16 +644,22 @@ class ostatus {
                        }
                        $xpath = new DomXPath($doc);
 
+                       $atom_file = '';
+
                        $links = $xpath->query('//link');
                        if ($links) {
                                foreach ($links AS $link) {
                                        $attribute = self::read_attributes($link);
                                        if (($attribute['rel'] == 'alternate') && ($attribute['type'] == 'application/atom+xml')) {
-                                               $related_atom = z_fetch_url($attribute['href']);
+                                               $atom_file = $attribute['href'];
+                                       }
+                               }
+                               if ($atom_file != '') {
+                                       $related_atom = z_fetch_url($atom_file);
 
-                                               if ($related_atom['success']) {
-                                                       $xml = $related_atom['body'];
-                                               }
+                                       if ($related_atom['success']) {
+                                               logger('Fetched XML for URI '.$related_uri, LOGGER_DEBUG);
+                                               $xml = $related_atom['body'];
                                        }
                                }
                        }
@@ -658,15 +667,29 @@ class ostatus {
 
                // Workaround for older GNU Social servers
                if (($xml == '') && strstr($related, '/notice/')) {
-                       $related_atom = z_fetch_url(str_replace('/notice/', '/api/statuses/show/', $related).',atom');
+                       $related_atom = z_fetch_url(str_replace('/notice/', '/api/statuses/show/', $related).'.atom');
+
+                       if ($related_atom['success']) {
+                               logger('GNU Social workaround to fetch XML for URI '.$related_uri, LOGGER_DEBUG);
+                               $xml = $related_atom['body'];
+                       }
+               }
+
+               // Even more worse workaround for GNU Social ;-)
+               if ($xml == '') {
+                       $related_guess = ostatus::convert_href($related_uri);
+                       $related_atom = z_fetch_url(str_replace('/notice/', '/api/statuses/show/', $related_guess).'.atom');
 
                        if ($related_atom['success']) {
+                               logger('GNU Social workaround 2 to fetch XML for URI '.$related_uri, LOGGER_DEBUG);
                                $xml = $related_atom['body'];
                        }
                }
 
                if ($xml != '') {
                        self::process($xml, $importer, $contact, $hub, $stored, false);
+               } else {
+                       logger("XML couldn't be fetched for URI: ".$related_uri." - href: ".$related, LOGGER_DEBUG);
                }
                return;
        }