diff --git a/include/dfrn.php b/include/dfrn.php
index 4c1f21dd06..e286b75cce 100644
--- a/include/dfrn.php
+++ b/include/dfrn.php
@@ -6,9 +6,19 @@
  * https://github.com/friendica/friendica/wiki/Protocol
  */
 
-require_once('include/items.php');
-require_once('include/Contact.php');
-require_once('include/ostatus.php');
+require_once("include/Contact.php");
+require_once("include/ostatus.php");
+require_once("include/enotify.php");
+require_once("include/threads.php");
+require_once("include/socgraph.php");
+require_once("include/items.php");
+require_once("include/tags.php");
+require_once("include/files.php");
+require_once("include/event.php");
+require_once("include/text.php");
+require_once("include/oembed.php");
+require_once("include/html2bbcode.php");
+require_once("library/HTMLPurifier.auto.php");
 
 /**
  * @brief This class contain functions to create and send DFRN XML files
@@ -16,6 +26,10 @@ require_once('include/ostatus.php');
  */
 class dfrn {
 
+	const DFRN_TOP_LEVEL = 0;
+	const DFRN_REPLY = 1;
+	const DFRN_REPLY_RC = 2;
+
 	/**
 	 * @brief Generates the atom entries for delivery.php
 	 *
@@ -1053,4 +1067,1243 @@ class dfrn {
 
 		return $res->status;
 	}
+
+	/**
+	 * @brief Add new birthday event for this person
+	 *
+	 * @param array $contact Contact record
+	 * @param string $birthday Birthday of the contact
+	 *
+	 */
+	private function birthday_event($contact, $birthday) {
+
+		logger("updating birthday: ".$birthday." for contact ".$contact["id"]);
+
+		$bdtext = sprintf(t("%s\'s birthday"), $contact["name"]);
+		$bdtext2 = sprintf(t("Happy Birthday %s"), " [url=".$contact["url"]."]".$contact["name"]."[/url]") ;
+
+
+		$r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
+			VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s') ",
+			intval($contact["uid"]),
+			intval($contact["id"]),
+			dbesc(datetime_convert()),
+			dbesc(datetime_convert()),
+			dbesc(datetime_convert("UTC","UTC", $birthday)),
+			dbesc(datetime_convert("UTC","UTC", $birthday." + 1 day ")),
+			dbesc($bdtext),
+			dbesc($bdtext2),
+			dbesc("birthday")
+		);
+	}
+
+	/**
+	 * @brief Fetch the author data from head or entry items
+	 *
+	 * @param object $xpath XPath object
+	 * @param object $context In which context should the data be searched
+	 * @param array $importer Record of the importer user mixed with contact of the content
+	 * @param string $element Element name from which the data is fetched
+	 * @param bool $onlyfetch Should the data only be fetched or should it update the contact record as well
+	 *
+	 * @return Returns an array with relevant data of the author
+	 */
+	private function fetchauthor($xpath, $context, $importer, $element, $onlyfetch) {
+
+		$author = array();
+		$author["name"] = $xpath->evaluate($element."/atom:name/text()", $context)->item(0)->nodeValue;
+		$author["link"] = $xpath->evaluate($element."/atom:uri/text()", $context)->item(0)->nodeValue;
+
+		$r = q("SELECT `id`, `uid`, `network`, `avatar-date`, `name-date`, `uri-date`, `addr`,
+				`name`, `nick`, `about`, `location`, `keywords`, `bdyear`, `bd`
+				FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
+			intval($importer["uid"]), dbesc(normalise_link($author["link"])), dbesc(NETWORK_STATUSNET));
+		if ($r) {
+			$contact = $r[0];
+			$author["contact-id"] = $r[0]["id"];
+			$author["network"] = $r[0]["network"];
+		} else {
+			$author["contact-id"] = $importer["id"];
+			$author["network"] = $importer["network"];
+			$onlyfetch = true;
+		}
+
+		// Until now we aren't serving different sizes - but maybe later
+		$avatarlist = array();
+		// @todo check if "avatar" or "photo" would be the best field in the specification
+		$avatars = $xpath->query($element."/atom:link[@rel='avatar']", $context);
+		foreach($avatars AS $avatar) {
+			$href = "";
+			$width = 0;
+			foreach($avatar->attributes AS $attributes) {
+				if ($attributes->name == "href")
+					$href = $attributes->textContent;
+				if ($attributes->name == "width")
+					$width = $attributes->textContent;
+				if ($attributes->name == "updated")
+					$contact["avatar-date"] = $attributes->textContent;
+			}
+			if (($width > 0) AND ($href != ""))
+				$avatarlist[$width] = $href;
+		}
+		if (count($avatarlist) > 0) {
+			krsort($avatarlist);
+			$author["avatar"] = current($avatarlist);
+		}
+
+		if ($r AND !$onlyfetch) {
+
+			// When was the last change to name or uri?
+			$name_element = $xpath->query($element."/atom:name", $context)->item(0);
+			foreach($name_element->attributes AS $attributes)
+				if ($attributes->name == "updated")
+					$contact["name-date"] = $attributes->textContent;
+
+			$link_element = $xpath->query($element."/atom:link", $context)->item(0);
+			foreach($link_element->attributes AS $attributes)
+				if ($attributes->name == "updated")
+					$contact["uri-date"] = $attributes->textContent;
+
+			// Update contact data
+			$value = $xpath->evaluate($element."/dfrn:handle/text()", $context)->item(0)->nodeValue;
+			if ($value != "")
+				$contact["addr"] = $value;
+
+			$value = $xpath->evaluate($element."/poco:displayName/text()", $context)->item(0)->nodeValue;
+			if ($value != "")
+				$contact["name"] = $value;
+
+			$value = $xpath->evaluate($element."/poco:preferredUsername/text()", $context)->item(0)->nodeValue;
+			if ($value != "")
+				$contact["nick"] = $value;
+
+			$value = $xpath->evaluate($element."/poco:note/text()", $context)->item(0)->nodeValue;
+			if ($value != "")
+				$contact["about"] = $value;
+
+			$value = $xpath->evaluate($element."/poco:address/poco:formatted/text()", $context)->item(0)->nodeValue;
+			if ($value != "")
+				$contact["location"] = $value;
+
+			/// @todo Add support for the following fields that we don't support by now in the contact table:
+			/// - poco:utcOffset
+			/// - poco:ims
+			/// - poco:urls
+			/// - poco:locality
+			/// - poco:region
+			/// - poco:country
+
+			// Save the keywords into the contact table
+			$tags = array();
+			$tagelements = $xpath->evaluate($element."/poco:tags/text()", $context);
+			foreach($tagelements AS $tag)
+				$tags[$tag->nodeValue] = $tag->nodeValue;
+
+			if (count($tags))
+				$contact["keywords"] = implode(", ", $tags);
+
+			// "dfrn:birthday" contains the birthday converted to UTC
+			$old_bdyear = $contact["bdyear"];
+
+			$birthday = $xpath->evaluate($element."/dfrn:birthday/text()", $context)->item(0)->nodeValue;
+
+			if (strtotime($birthday) > time()) {
+				$bd_timestamp = strtotime($birthday);
+
+				$contact["bdyear"] = date("Y", $bd_timestamp);
+			}
+
+			// "poco:birthday" is the birthday in the format "yyyy-mm-dd"
+			$value = $xpath->evaluate($element."/poco:birthday/text()", $context)->item(0)->nodeValue;
+
+			if (!in_array($value, array("", "0000-00-00"))) {
+				$bdyear = date("Y");
+				$value = str_replace("0000", $bdyear, $value);
+
+				if (strtotime($value) < time()) {
+					$value = str_replace($bdyear, $bdyear + 1, $value);
+					$bdyear = $bdyear + 1;
+				}
+
+				$contact["bd"] = $value;
+			}
+
+			if ($old_bdyear != $contact["bdyear"])
+				self::birthday_event($contact, $birthday);
+
+			// Get all field names
+			$fields = array();
+			foreach ($r[0] AS $field => $data)
+				$fields[$field] = $data;
+
+			unset($fields["id"]);
+			unset($fields["uid"]);
+			unset($fields["avatar-date"]);
+			unset($fields["name-date"]);
+			unset($fields["uri-date"]);
+
+			 // Update check for this field has to be done differently
+			$datefields = array("name-date", "uri-date");
+			foreach ($datefields AS $field)
+				if (strtotime($contact[$field]) > strtotime($r[0][$field]))
+					$update = true;
+
+			foreach ($fields AS $field => $data)
+				if ($contact[$field] != $r[0][$field]) {
+					logger("Difference for contact ".$contact["id"]." in field '".$field."'. Old value: '".$contact[$field]."', new value '".$r[0][$field]."'", LOGGER_DEBUG);
+					$update = true;
+				}
+
+			if ($update) {
+				logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
+
+				q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s',
+					`addr` = '%s', `keywords` = '%s', `bdyear` = '%s', `bd` = '%s',
+					`name-date`  = '%s', `uri-date` = '%s'
+					WHERE `id` = %d AND `network` = '%s'",
+					dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
+					dbesc($contact["addr"]), dbesc($contact["keywords"]), dbesc($contact["bdyear"]),
+					dbesc($contact["bd"]), dbesc($contact["name-date"]), dbesc($contact["uri-date"]),
+					intval($contact["id"]), dbesc($contact["network"]));
+			}
+
+			update_contact_avatar($author["avatar"], $importer["uid"], $contact["id"],
+						(strtotime($contact["avatar-date"]) > strtotime($r[0]["avatar-date"])));
+
+			$contact["generation"] = 2;
+			$contact["photo"] = $author["avatar"];
+			update_gcontact($contact);
+		}
+
+		return($author);
+	}
+
+	private function transform_activity($xpath, $activity, $element) {
+		if (!is_object($activity))
+			return "";
+
+		$obj_doc = new DOMDocument("1.0", "utf-8");
+		$obj_doc->formatOutput = true;
+
+		$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
+
+		$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
+		xml_add_element($obj_doc, $obj_element, "type", $activity_type);
+
+		$id = $xpath->query("atom:id", $activity)->item(0);
+		if (is_object($id))
+			$obj_element->appendChild($obj_doc->importNode($id, true));
+
+		$title = $xpath->query("atom:title", $activity)->item(0);
+		if (is_object($title))
+			$obj_element->appendChild($obj_doc->importNode($title, true));
+
+		$link = $xpath->query("atom:link", $activity)->item(0);
+		if (is_object($link))
+			$obj_element->appendChild($obj_doc->importNode($link, true));
+
+		$content = $xpath->query("atom:content", $activity)->item(0);
+		if (is_object($content))
+			$obj_element->appendChild($obj_doc->importNode($content, true));
+
+		$obj_doc->appendChild($obj_element);
+
+		$objxml = $obj_doc->saveXML($obj_element);
+
+		// @todo This isn't totally clean. We should find a way to transform the namespaces
+		$objxml = str_replace("<".$element.' xmlns="http://www.w3.org/2005/Atom">', "<".$element.">", $objxml);
+		return($objxml);
+	}
+
+	private function process_mail($xpath, $mail, $importer) {
+
+		logger("Processing mails");
+
+		$msg = array();
+		$msg["uid"] = $importer["importer_uid"];
+		$msg["from-name"] = $xpath->query("dfrn:sender/dfrn:name/text()", $mail)->item(0)->nodeValue;
+		$msg["from-url"] = $xpath->query("dfrn:sender/dfrn:uri/text()", $mail)->item(0)->nodeValue;
+		$msg["from-photo"] = $xpath->query("dfrn:sender/dfrn:avatar/text()", $mail)->item(0)->nodeValue;
+		$msg["contact-id"] = $importer["id"];
+		$msg["uri"] = $xpath->query("dfrn:id/text()", $mail)->item(0)->nodeValue;
+		$msg["parent-uri"] = $xpath->query("dfrn:in-reply-to/text()", $mail)->item(0)->nodeValue;
+		$msg["created"] = $xpath->query("dfrn:sentdate/text()", $mail)->item(0)->nodeValue;
+		$msg["title"] = $xpath->query("dfrn:subject/text()", $mail)->item(0)->nodeValue;
+		$msg["body"] = $xpath->query("dfrn:content/text()", $mail)->item(0)->nodeValue;
+		$msg["seen"] = 0;
+		$msg["replied"] = 0;
+
+		dbesc_array($msg);
+
+		$r = dbq("INSERT INTO `mail` (`".implode("`, `", array_keys($msg))."`) VALUES ('".implode("', '", array_values($msg))."')");
+
+		// send notifications.
+
+		$notif_params = array(
+			"type" => NOTIFY_MAIL,
+			"notify_flags" => $importer["notify-flags"],
+			"language" => $importer["language"],
+			"to_name" => $importer["username"],
+			"to_email" => $importer["email"],
+			"uid" => $importer["importer_uid"],
+			"item" => $msg,
+			"source_name" => $msg["from-name"],
+			"source_link" => $importer["url"],
+			"source_photo" => $importer["thumb"],
+			"verb" => ACTIVITY_POST,
+			"otype" => "mail"
+		);
+
+		notification($notif_params);
+
+		logger("Mail is processed, notification was sent.");
+	}
+
+	private function process_suggestion($xpath, $suggestion, $importer) {
+
+		logger("Processing suggestions");
+
+		$suggest = array();
+		$suggest["uid"] = $importer["importer_uid"];
+		$suggest["cid"] = $importer["id"];
+		$suggest["url"] = $xpath->query("dfrn:url/text()", $suggestion)->item(0)->nodeValue;
+		$suggest["name"] = $xpath->query("dfrn:name/text()", $suggestion)->item(0)->nodeValue;
+		$suggest["photo"] = $xpath->query("dfrn:photo/text()", $suggestion)->item(0)->nodeValue;
+		$suggest["request"] = $xpath->query("dfrn:request/text()", $suggestion)->item(0)->nodeValue;
+		$suggest["body"] = $xpath->query("dfrn:note/text()", $suggestion)->item(0)->nodeValue;
+
+		// Does our member already have a friend matching this description?
+
+		$r = q("SELECT `id` FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
+			dbesc($suggest["name"]),
+			dbesc(normalise_link($suggest["url"])),
+			intval($suggest["uid"])
+		);
+		if(count($r))
+			return false;
+
+		// Do we already have an fcontact record for this person?
+
+		$fid = 0;
+		$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
+			dbesc($suggest["url"]),
+			dbesc($suggest["name"]),
+			dbesc($suggest["request"])
+		);
+		if(count($r)) {
+			$fid = $r[0]["id"];
+
+			// OK, we do. Do we already have an introduction for this person ?
+			$r = q("SELECT `id` FROM `intro` WHERE `uid` = %d AND `fid` = %d LIMIT 1",
+				intval($suggest["uid"]),
+				intval($fid)
+			);
+			if(count($r))
+				return false;
+		}
+		if(!$fid)
+			$r = q("INSERT INTO `fcontact` (`name`,`url`,`photo`,`request`) VALUES ('%s', '%s', '%s', '%s')",
+			dbesc($suggest["name"]),
+			dbesc($suggest["url"]),
+			dbesc($suggest["photo"]),
+			dbesc($suggest["request"])
+		);
+		$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
+			dbesc($suggest["url"]),
+			dbesc($suggest["name"]),
+			dbesc($suggest["request"])
+		);
+		if(count($r))
+			$fid = $r[0]["id"];
+		else
+			// database record did not get created. Quietly give up.
+			return false;
+
+
+		$hash = random_string();
+
+		$r = q("INSERT INTO `intro` (`uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked`)
+			VALUES(%d, %d, %d, '%s', '%s', '%s', %d)",
+			intval($suggest["uid"]),
+			intval($fid),
+			intval($suggest["cid"]),
+			dbesc($suggest["body"]),
+			dbesc($hash),
+			dbesc(datetime_convert()),
+			intval(0)
+		);
+
+		notification(array(
+			"type"         => NOTIFY_SUGGEST,
+			"notify_flags" => $importer["notify-flags"],
+			"language"     => $importer["language"],
+			"to_name"      => $importer["username"],
+			"to_email"     => $importer["email"],
+			"uid"          => $importer["importer_uid"],
+			"item"         => $suggest,
+			"link"         => App::get_baseurl()."/notifications/intros",
+			"source_name"  => $importer["name"],
+			"source_link"  => $importer["url"],
+			"source_photo" => $importer["photo"],
+			"verb"         => ACTIVITY_REQ_FRIEND,
+			"otype"        => "intro"
+		));
+
+		return true;
+
+	}
+
+	private function process_relocation($xpath, $relocation, $importer) {
+
+		logger("Processing relocations");
+
+		$relocate = array();
+		$relocate["uid"] = $importer["importer_uid"];
+		$relocate["cid"] = $importer["id"];
+		$relocate["url"] = $xpath->query("dfrn:url/text()", $relocation)->item(0)->nodeValue;
+		$relocate["name"] = $xpath->query("dfrn:name/text()", $relocation)->item(0)->nodeValue;
+		$relocate["photo"] = $xpath->query("dfrn:photo/text()", $relocation)->item(0)->nodeValue;
+		$relocate["thumb"] = $xpath->query("dfrn:thumb/text()", $relocation)->item(0)->nodeValue;
+		$relocate["micro"] = $xpath->query("dfrn:micro/text()", $relocation)->item(0)->nodeValue;
+		$relocate["request"] = $xpath->query("dfrn:request/text()", $relocation)->item(0)->nodeValue;
+		$relocate["confirm"] = $xpath->query("dfrn:confirm/text()", $relocation)->item(0)->nodeValue;
+		$relocate["notify"] = $xpath->query("dfrn:notify/text()", $relocation)->item(0)->nodeValue;
+		$relocate["poll"] = $xpath->query("dfrn:poll/text()", $relocation)->item(0)->nodeValue;
+		$relocate["sitepubkey"] = $xpath->query("dfrn:sitepubkey/text()", $relocation)->item(0)->nodeValue;
+
+		// update contact
+		$r = q("SELECT `photo`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d;",
+			intval($importer["id"]),
+			intval($importer["importer_uid"]));
+		if (!$r)
+			return false;
+
+		$old = $r[0];
+
+		$x = q("UPDATE `contact` SET
+					`name` = '%s',
+					`photo` = '%s',
+					`thumb` = '%s',
+					`micro` = '%s',
+					`url` = '%s',
+					`nurl` = '%s',
+					`request` = '%s',
+					`confirm` = '%s',
+					`notify` = '%s',
+					`poll` = '%s',
+					`site-pubkey` = '%s'
+			WHERE `id` = %d AND `uid` = %d;",
+					dbesc($relocate["name"]),
+					dbesc($relocate["photo"]),
+					dbesc($relocate["thumb"]),
+					dbesc($relocate["micro"]),
+					dbesc($relocate["url"]),
+					dbesc(normalise_link($relocate["url"])),
+					dbesc($relocate["request"]),
+					dbesc($relocate["confirm"]),
+					dbesc($relocate["notify"]),
+					dbesc($relocate["poll"]),
+					dbesc($relocate["sitepubkey"]),
+					intval($importer["id"]),
+					intval($importer["importer_uid"]));
+
+		if ($x === false)
+			return false;
+
+		// update items
+		$fields = array(
+			'owner-link' => array($old["url"], $relocate["url"]),
+			'author-link' => array($old["url"], $relocate["url"]),
+			'owner-avatar' => array($old["photo"], $relocate["photo"]),
+			'author-avatar' => array($old["photo"], $relocate["photo"]),
+			);
+		foreach ($fields as $n=>$f){
+			$x = q("UPDATE `item` SET `%s` = '%s' WHERE `%s` = '%s' AND `uid` = %d",
+					$n, dbesc($f[1]),
+					$n, dbesc($f[0]),
+					intval($importer["importer_uid"]));
+				if ($x === false)
+					return false;
+			}
+
+		/// @TODO
+		/// merge with current record, current contents have priority
+		/// update record, set url-updated
+		/// update profile photos
+		/// schedule a scan?
+		return true;
+	}
+
+	private function update_content($current, $item, $importer, $entrytype) {
+		$changed = false;
+
+		if (edited_timestamp_is_newer($current, $item)) {
+
+			// do not accept (ignore) an earlier edit than one we currently have.
+			if(datetime_convert("UTC","UTC",$item["edited"]) < $current["edited"])
+				return(false);
+
+			$r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s', `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
+				dbesc($item["title"]),
+				dbesc($item["body"]),
+				dbesc($item["tag"]),
+				dbesc(datetime_convert("UTC","UTC",$item["edited"])),
+				dbesc(datetime_convert()),
+				dbesc($item["uri"]),
+				intval($importer["importer_uid"])
+			);
+			create_tags_from_itemuri($item["uri"], $importer["importer_uid"]);
+			update_thread_uri($item["uri"], $importer["importer_uid"]);
+
+			$changed = true;
+
+			if ($entrytype == DFRN_REPLY_RC)
+				proc_run("php", "include/notifier.php","comment-import", $current["id"]);
+		}
+
+		// update last-child if it changes
+		if($item["last-child"] AND ($item["last-child"] != $current["last-child"])) {
+			$r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
+				dbesc(datetime_convert()),
+				dbesc($item["parent-uri"]),
+				intval($importer["importer_uid"])
+			);
+			$r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
+				intval($item["last-child"]),
+				dbesc(datetime_convert()),
+				dbesc($item["uri"]),
+				intval($importer["importer_uid"])
+			);
+		}
+		return $changed;
+	}
+
+	private function get_entry_type($importer, $item) {
+		if ($item["parent-uri"] != $item["uri"]) {
+			$community = false;
+
+			if($importer["page-flags"] == PAGE_COMMUNITY || $importer["page-flags"] == PAGE_PRVGROUP) {
+				$sql_extra = "";
+				$community = true;
+				logger("possible community action");
+			} else
+				$sql_extra = " AND `contact`.`self` AND `item`.`wall` ";
+
+			// was the top-level post for this action written by somebody on this site?
+			// Specifically, the recipient?
+
+			$is_a_remote_action = false;
+
+			$r = q("SELECT `item`.`parent-uri` FROM `item`
+				WHERE `item`.`uri` = '%s'
+				LIMIT 1",
+				dbesc($item["parent-uri"])
+			);
+			if($r && count($r)) {
+				$r = q("SELECT `item`.`forum_mode`, `item`.`wall` FROM `item`
+					INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
+					WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' OR `item`.`thr-parent` = '%s')
+					AND `item`.`uid` = %d
+					$sql_extra
+					LIMIT 1",
+					dbesc($r[0]["parent-uri"]),
+					dbesc($r[0]["parent-uri"]),
+					dbesc($r[0]["parent-uri"]),
+					intval($importer["importer_uid"])
+				);
+				if($r && count($r))
+					$is_a_remote_action = true;
+			}
+
+			// Does this have the characteristics of a community or private group action?
+			// If it's an action to a wall post on a community/prvgroup page it's a
+			// valid community action. Also forum_mode makes it valid for sure.
+			// If neither, it's not.
+
+			if($is_a_remote_action && $community) {
+				if((!$r[0]["forum_mode"]) && (!$r[0]["wall"])) {
+					$is_a_remote_action = false;
+					logger("not a community action");
+				}
+			}
+
+			if ($is_a_remote_action)
+				return DFRN_REPLY_RC;
+			else
+				return DFRN_REPLY;
+
+		} else
+			return DFRN_TOP_LEVEL;
+
+	}
+
+	private function do_poke($item, $importer, $posted_id) {
+		$verb = urldecode(substr($item["verb"],strpos($item["verb"], "#")+1));
+		if(!$verb)
+			return;
+		$xo = parse_xml_string($item["object"],false);
+
+		if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
+
+			// somebody was poked/prodded. Was it me?
+			$links = parse_xml_string("<links>".unxmlify($xo->link)."</links>",false);
+
+			foreach($links->link as $l) {
+				$atts = $l->attributes();
+				switch($atts["rel"]) {
+					case "alternate":
+						$Blink = $atts["href"];
+						break;
+					default:
+						break;
+				}
+			}
+			if($Blink && link_compare($Blink,$a->get_baseurl()."/profile/".$importer["nickname"])) {
+
+				// send a notification
+				notification(array(
+					"type"         => NOTIFY_POKE,
+					"notify_flags" => $importer["notify-flags"],
+					"language"     => $importer["language"],
+					"to_name"      => $importer["username"],
+					"to_email"     => $importer["email"],
+					"uid"          => $importer["importer_uid"],
+					"item"         => $item,
+					"link"         => $a->get_baseurl()."/display/".urlencode(get_item_guid($posted_id)),
+					"source_name"  => stripslashes($item["author-name"]),
+					"source_link"  => $item["author-link"],
+					"source_photo" => ((link_compare($item["author-link"],$importer["url"]))
+						? $importer["thumb"] : $item["author-avatar"]),
+					"verb"         => $item["verb"],
+					"otype"        => "person",
+					"activity"     => $verb,
+					"parent"       => $item["parent"]
+				));
+			}
+		}
+	}
+
+	private function process_entry($header, $xpath, $entry, $importer) {
+
+		logger("Processing entries");
+
+		$item = $header;
+
+		// Get the uri
+		$item["uri"] = $xpath->query("atom:id/text()", $entry)->item(0)->nodeValue;
+
+		// Fetch the owner
+		$owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", true);
+
+		$item["owner-name"] = $owner["name"];
+		$item["owner-link"] = $owner["link"];
+		$item["owner-avatar"] = $owner["avatar"];
+
+		// fetch the author
+		$author = self::fetchauthor($xpath, $entry, $importer, "atom:author", true);
+
+		$item["author-name"] = $author["name"];
+		$item["author-link"] = $author["link"];
+		$item["author-avatar"] = $author["avatar"];
+
+		$item["title"] = $xpath->query("atom:title/text()", $entry)->item(0)->nodeValue;
+
+		$item["created"] = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
+		$item["edited"] = $xpath->query("atom:updated/text()", $entry)->item(0)->nodeValue;
+
+		$item["body"] = $xpath->query("dfrn:env/text()", $entry)->item(0)->nodeValue;
+		$item["body"] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$item["body"]);
+		// make sure nobody is trying to sneak some html tags by us
+		$item["body"] = notags(base64url_decode($item["body"]));
+
+		$item["body"] = limit_body_size($item["body"]);
+
+		/// @todo Do we really need this check for HTML elements? (It was copied from the old function)
+		if((strpos($item['body'],'<') !== false) && (strpos($item['body'],'>') !== false)) {
+
+			$item['body'] = reltoabs($item['body'],$base_url);
+
+			$item['body'] = html2bb_video($item['body']);
+
+			$item['body'] = oembed_html2bbcode($item['body']);
+
+			$config = HTMLPurifier_Config::createDefault();
+			$config->set('Cache.DefinitionImpl', null);
+
+			// we shouldn't need a whitelist, because the bbcode converter
+			// will strip out any unsupported tags.
+
+			$purifier = new HTMLPurifier($config);
+			$item['body'] = $purifier->purify($item['body']);
+
+			$item['body'] = @html2bbcode($item['body']);
+		}
+
+		// We don't need the content element since "dfrn:env" is always present
+		//$item["body"] = $xpath->query("atom:content/text()", $entry)->item(0)->nodeValue;
+
+		$item["last-child"] = $xpath->query("dfrn:comment-allow/text()", $entry)->item(0)->nodeValue;
+		$item["location"] = $xpath->query("dfrn:location/text()", $entry)->item(0)->nodeValue;
+
+		$georsspoint = $xpath->query("georss:point", $entry);
+		if ($georsspoint)
+			$item["coord"] = $georsspoint->item(0)->nodeValue;
+
+		$item["private"] = $xpath->query("dfrn:private/text()", $entry)->item(0)->nodeValue;
+
+		$item["extid"] = $xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue;
+
+		if ($xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue == "true")
+			$item["bookmark"] = true;
+
+		$notice_info = $xpath->query("statusnet:notice_info", $entry);
+		if ($notice_info AND ($notice_info->length > 0)) {
+			foreach($notice_info->item(0)->attributes AS $attributes) {
+				if ($attributes->name == "source")
+					$item["app"] = strip_tags($attributes->textContent);
+			}
+		}
+
+		$item["guid"] = $xpath->query("dfrn:diaspora_guid/text()", $entry)->item(0)->nodeValue;
+
+		// We store the data from "dfrn:diaspora_signature" in a different table, this is done in "item_store"
+		$dsprsig = unxmlify($xpath->query("dfrn:diaspora_signature/text()", $entry)->item(0)->nodeValue);
+		if ($dsprsig != "")
+			$item["dsprsig"] = $dsprsig;
+
+		$item["verb"] = $xpath->query("activity:verb/text()", $entry)->item(0)->nodeValue;
+
+		if ($xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue != "")
+			$item["object-type"] = $xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue;
+
+		$object = $xpath->query("activity:object", $entry)->item(0);
+		$item["object"] = self::transform_activity($xpath, $object, "object");
+
+		if (trim($item["object"]) != "") {
+			$r = parse_xml_string($item["object"], false);
+			if (isset($r->type))
+				$item["object-type"] = $r->type;
+		}
+
+		$target = $xpath->query("activity:target", $entry)->item(0);
+		$item["target"] = self::transform_activity($xpath, $target, "target");
+
+		$categories = $xpath->query("atom:category", $entry);
+		if ($categories) {
+			foreach ($categories AS $category) {
+				foreach($category->attributes AS $attributes)
+					if ($attributes->name == "term") {
+						$term = $attributes->textContent;
+						if(strlen($item["tag"]))
+							$item["tag"] .= ",";
+
+						$item["tag"] .= "#[url=".App::get_baseurl()."/search?tag=".$term."]".$term."[/url]";
+					}
+			}
+		}
+
+		$enclosure = "";
+
+		$links = $xpath->query("atom:link", $entry);
+		if ($links) {
+			$rel = "";
+			$href = "";
+			$type = "";
+			$length = "0";
+			$title = "";
+			foreach ($links AS $link) {
+				foreach($link->attributes AS $attributes) {
+					if ($attributes->name == "href")
+						$href = $attributes->textContent;
+					if ($attributes->name == "rel")
+						$rel = $attributes->textContent;
+					if ($attributes->name == "type")
+						$type = $attributes->textContent;
+					if ($attributes->name == "length")
+						$length = $attributes->textContent;
+					if ($attributes->name == "title")
+						$title = $attributes->textContent;
+				}
+				if (($rel != "") AND ($href != ""))
+					switch($rel) {
+						case "alternate":
+							$item["plink"] = $href;
+							break;
+						case "enclosure":
+							$enclosure = $href;
+							if(strlen($item["attach"]))
+								$item["attach"] .= ",";
+
+							$item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
+							break;
+					}
+			}
+		}
+
+		// Is it a reply or a top level posting?
+		$item["parent-uri"] = $item["uri"];
+
+		$inreplyto = $xpath->query("thr:in-reply-to", $entry);
+		if (is_object($inreplyto->item(0)))
+			foreach($inreplyto->item(0)->attributes AS $attributes)
+				if ($attributes->name == "ref")
+					$item["parent-uri"] = $attributes->textContent;
+
+		// Get the type of the item (Top level post, reply or remote reply)
+		$entrytype = self::get_entry_type($importer, $item);
+
+		// Now assign the rest of the values that depend on the type of the message
+		if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
+			if (!isset($item["object-type"]))
+				$item["object-type"] = ACTIVITY_OBJ_COMMENT;
+
+			if ($item["contact-id"] != $owner["contact-id"])
+				$item["contact-id"] = $owner["contact-id"];
+
+			if (($item["network"] != $owner["network"]) AND ($owner["network"] != ""))
+				$item["network"] = $owner["network"];
+
+			if ($item["contact-id"] != $author["contact-id"])
+				$item["contact-id"] = $author["contact-id"];
+
+			if (($item["network"] != $author["network"]) AND ($author["network"] != ""))
+				$item["network"] = $author["network"];
+		}
+
+		if ($entrytype == DFRN_REPLY_RC) {
+			$item["type"] = "remote-comment";
+			$item["wall"] = 1;
+		} elseif ($entrytype == DFRN_TOP_LEVEL) {
+			if (!isset($item["object-type"]))
+				$item["object-type"] = ACTIVITY_OBJ_NOTE;
+
+			if ($item["object-type"] == ACTIVITY_OBJ_EVENT) {
+				logger("Item ".$item["uri"]." seems to contain an event.", LOGGER_DEBUG);
+				$ev = bbtoevent($item["body"]);
+				if((x($ev, "desc") || x($ev, "summary")) && x($ev, "start")) {
+					logger("Event in item ".$item["uri"]." was found.", LOGGER_DEBUG);
+					$ev["cid"] = $importer["id"];
+					$ev["uid"] = $importer["uid"];
+					$ev["uri"] = $item["uri"];
+					$ev["edited"] = $item["edited"];
+					$ev['private'] = $item['private'];
+					$ev["guid"] = $item["guid"];
+
+					$r = q("SELECT `id` FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+						dbesc($item["uri"]),
+						intval($importer["uid"])
+					);
+					if(count($r))
+						$ev["id"] = $r[0]["id"];
+
+					$event_id = event_store($ev);
+					logger("Event ".$event_id." was stored", LOGGER_DEBUG);
+					return;
+				}
+			}
+
+			// The filling of the the "contact" variable is done for legcy reasons
+			// The functions below are partly used by ostatus.php as well - where we have this variable
+			$r = q("SELECT * FROM `contact` WHERE `id` = %d", intval($importer["id"]));
+			$contact = $r[0];
+			$nickname = $contact["nick"];
+
+			// Big question: Do we need these functions? They were part of the "consume_feed" function.
+			// This function once was responsible for DFRN and OStatus.
+			if(activity_match($item['verb'],ACTIVITY_FOLLOW)) {
+				logger('New follower');
+				new_follower($importer, $contact, $item, $nickname);
+				return;
+			}
+			if(activity_match($item['verb'],ACTIVITY_UNFOLLOW))  {
+				logger('Lost follower');
+				lose_follower($importer, $contact, $item);
+				return;
+			}
+			if(activity_match($item['verb'],ACTIVITY_REQ_FRIEND)) {
+				logger('New friend request');
+				new_follower($importer, $contact, $item, $nickname, true);
+				return;
+			}
+			if(activity_match($item['verb'],ACTIVITY_UNFRIEND))  {
+				logger('Lost sharer');
+				lose_sharer($importer, $contact, $item);
+				return;
+			}
+		}
+
+		$r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+			dbesc($item["uri"]),
+			intval($importer["importer_uid"])
+		);
+
+		// Update content if 'updated' changes
+		if(count($r)) {
+			if (self::update_content($r[0], $item, $importer, $entrytype))
+				logger("Item ".$item["uri"]." was updated.", LOGGER_DEBUG);
+			else
+				logger("Item ".$item["uri"]." already existed.", LOGGER_DEBUG);
+			return;
+		}
+
+		if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
+			if($importer["rel"] == CONTACT_IS_FOLLOWER) {
+				logger("Contact ".$importer["id"]." is only follower. Quitting", LOGGER_DEBUG);
+				return;
+			}
+
+			if(($item["verb"] === ACTIVITY_LIKE)
+				|| ($item["verb"] === ACTIVITY_DISLIKE)
+				|| ($item["verb"] === ACTIVITY_ATTEND)
+				|| ($item["verb"] === ACTIVITY_ATTENDNO)
+				|| ($item["verb"] === ACTIVITY_ATTENDMAYBE)) {
+				$is_like = true;
+				$item["type"] = "activity";
+				$item["gravity"] = GRAVITY_LIKE;
+				// only one like or dislike per person
+				// splitted into two queries for performance issues
+				$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `parent-uri` = '%s' AND NOT `deleted` LIMIT 1",
+					intval($item["uid"]),
+					dbesc($item["author-link"]),
+					dbesc($item["verb"]),
+					dbesc($item["parent-uri"])
+				);
+				if($r && count($r))
+					return;
+
+				$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `thr-parent` = '%s' AND NOT `deleted` LIMIT 1",
+					intval($item["uid"]),
+					dbesc($item["author-link"]),
+					dbesc($item["verb"]),
+					dbesc($item["parent-uri"])
+				);
+				if($r && count($r))
+					return;
+
+			} else
+				$is_like = false;
+
+			if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
+
+				$xo = parse_xml_string($item["object"],false);
+				$xt = parse_xml_string($item["target"],false);
+
+				if($xt->type == ACTIVITY_OBJ_NOTE) {
+					$r = q("SELECT `id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+						dbesc($xt->id),
+						intval($importer["importer_uid"])
+					);
+
+					if(!count($r))
+						return;
+
+					// extract tag, if not duplicate, add to parent item
+					if($xo->content) {
+						if(!(stristr($r[0]["tag"],trim($xo->content)))) {
+							q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
+								dbesc($r[0]["tag"] . (strlen($r[0]["tag"]) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
+								intval($r[0]["id"])
+							);
+							create_tags_from_item($r[0]["id"]);
+						}
+					}
+				}
+			}
+
+			$posted_id = item_store($item);
+			$parent = 0;
+
+			if($posted_id) {
+
+				logger("Reply from contact ".$item["contact-id"]." was stored with id ".$posted_id, LOGGER_DEBUG);
+
+				$item["id"] = $posted_id;
+
+				$r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
+					intval($posted_id),
+					intval($importer["importer_uid"])
+				);
+				if(count($r)) {
+					$parent = $r[0]["parent"];
+					$parent_uri = $r[0]["parent-uri"];
+				}
+
+				if(!$is_like) {
+					$r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
+						dbesc(datetime_convert()),
+						intval($importer["importer_uid"]),
+						intval($r[0]["parent"])
+					);
+
+					$r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d",
+						dbesc(datetime_convert()),
+						intval($importer["importer_uid"]),
+						intval($posted_id)
+					);
+				}
+
+				if($posted_id AND $parent AND ($entrytype == DFRN_REPLY_RC)) {
+					logger("Notifying followers about comment ".$posted_id, LOGGER_DEBUG);
+					proc_run("php", "include/notifier.php", "comment-import", $posted_id);
+				}
+
+				return true;
+			}
+		} else {
+			if(!link_compare($item["owner-link"],$importer["url"])) {
+				// The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
+				// but otherwise there's a possible data mixup on the sender's system.
+				// the tgroup delivery code called from item_store will correct it if it's a forum,
+				// but we're going to unconditionally correct it here so that the post will always be owned by our contact.
+				logger('Correcting item owner.', LOGGER_DEBUG);
+				$item["owner-name"]   = $importer["senderName"];
+				$item["owner-link"]   = $importer["url"];
+				$item["owner-avatar"] = $importer["thumb"];
+			}
+
+			if(($importer["rel"] == CONTACT_IS_FOLLOWER) && (!tgroup_check($importer["importer_uid"], $item))) {
+				logger("Contact ".$importer["id"]." is only follower and tgroup check was negative.", LOGGER_DEBUG);
+				return;
+			}
+
+			// This is my contact on another system, but it's really me.
+			// Turn this into a wall post.
+			$notify = item_is_remote_self($importer, $item);
+
+			$posted_id = item_store($item, false, $notify);
+
+			logger("Item was stored with id ".$posted_id, LOGGER_DEBUG);
+
+			if(stristr($item["verb"],ACTIVITY_POKE))
+				self::do_poke($item, $importer, $posted_id);
+		}
+	}
+
+	private function process_deletion($header, $xpath, $deletion, $importer) {
+
+		logger("Processing deletions");
+
+		foreach($deletion->attributes AS $attributes) {
+			if ($attributes->name == "ref")
+				$uri = $attributes->textContent;
+			if ($attributes->name == "when")
+				$when = $attributes->textContent;
+		}
+		if ($when)
+			$when = datetime_convert("UTC", "UTC", $when, "Y-m-d H:i:s");
+		else
+			$when = datetime_convert("UTC", "UTC", "now", "Y-m-d H:i:s");
+
+		if (!$uri OR !$importer["id"])
+			return false;
+
+		/// @todo Only select the used fields
+		$r = q("SELECT `item`.*, `contact`.`self` FROM `item` INNER JOIN `contact` on `item`.`contact-id` = `contact`.`id`
+				WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
+				dbesc($uri),
+				intval($importer["uid"]),
+				intval($importer["id"])
+			);
+		if(!count($r)) {
+			logger("Item with uri ".$uri." from contact ".$importer["id"]." for user ".$importer["uid"]." wasn't found.", LOGGER_DEBUG);
+			return;
+		} else {
+
+			$item = $r[0];
+
+			$entrytype = self::get_entry_type($importer, $item);
+
+			if(!$item["deleted"])
+				logger('deleting item '.$item["id"].' uri='.$uri, LOGGER_DEBUG);
+			else
+				return;
+
+			if($item["object-type"] === ACTIVITY_OBJ_EVENT) {
+				logger("Deleting event ".$item["event-id"], LOGGER_DEBUG);
+				event_delete($item["event-id"]);
+			}
+
+			if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
+				$xo = parse_xml_string($item["object"],false);
+				$xt = parse_xml_string($item["target"],false);
+				if($xt->type === ACTIVITY_OBJ_NOTE) {
+					$i = q("SELECT `id`, `contact-id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+						dbesc($xt->id),
+						intval($importer["importer_uid"])
+					);
+					if(count($i)) {
+
+						// For tags, the owner cannot remove the tag on the author's copy of the post.
+
+						$owner_remove = (($item["contact-id"] == $i[0]["contact-id"]) ? true: false);
+						$author_remove = (($item["origin"] && $item["self"]) ? true : false);
+						$author_copy = (($item["origin"]) ? true : false);
+
+						if($owner_remove && $author_copy)
+							return;
+						if($author_remove || $owner_remove) {
+							$tags = explode(',',$i[0]["tag"]);
+							$newtags = array();
+							if(count($tags)) {
+								foreach($tags as $tag)
+									if(trim($tag) !== trim($xo->body))
+										$newtags[] = trim($tag);
+							}
+							q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
+								dbesc(implode(',',$newtags)),
+								intval($i[0]["id"])
+							);
+							create_tags_from_item($i[0]["id"]);
+						}
+					}
+				}
+			}
+
+			if($entrytype == DFRN_TOP_LEVEL) {
+				$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
+						`body` = '', `title` = ''
+					WHERE `parent-uri` = '%s' AND `uid` = %d",
+						dbesc($when),
+						dbesc(datetime_convert()),
+						dbesc($uri),
+						intval($importer["uid"])
+					);
+				create_tags_from_itemuri($uri, $importer["uid"]);
+				create_files_from_itemuri($uri, $importer["uid"]);
+				update_thread_uri($uri, $importer["uid"]);
+			} else {
+				$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
+						`body` = '', `title` = ''
+					WHERE `uri` = '%s' AND `uid` = %d",
+						dbesc($when),
+						dbesc(datetime_convert()),
+						dbesc($uri),
+						intval($importer["uid"])
+					);
+				create_tags_from_itemuri($uri, $importer["uid"]);
+				create_files_from_itemuri($uri, $importer["uid"]);
+				update_thread_uri($uri, $importer["importer_uid"]);
+				if($item["last-child"]) {
+					// ensure that last-child is set in case the comment that had it just got wiped.
+					q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
+						dbesc(datetime_convert()),
+						dbesc($item["parent-uri"]),
+						intval($item["uid"])
+					);
+					// who is the last child now?
+					$r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
+						ORDER BY `created` DESC LIMIT 1",
+							dbesc($item["parent-uri"]),
+							intval($importer["uid"])
+					);
+					if(count($r)) {
+						q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d",
+							intval($r[0]["id"])
+						);
+					}
+				}
+				// if this is a relayed delete, propagate it to other recipients
+
+				if($entrytype == DFRN_REPLY_RC) {
+					logger("Notifying followers about deletion of post ".$item["id"], LOGGER_DEBUG);
+					proc_run("php", "include/notifier.php","drop", $item["id"]);
+				}
+			}
+		}
+	}
+
+	/**
+	 * @brief Imports a DFRN message
+	 *
+	 * @param text $xml The DFRN message
+	 * @param array $importer Record of the importer user mixed with contact of the content
+	 * @param bool $sort_by_date Is used when feeds are polled
+	 */
+	function import($xml,$importer, $sort_by_date = false) {
+
+		if ($xml == "")
+			return;
+
+		if($importer["readonly"]) {
+			// We aren't receiving stuff from this person. But we will quietly ignore them
+			// rather than a blatant "go away" message.
+			logger('ignoring contact '.$importer["id"]);
+			return;
+		}
+
+		$doc = new DOMDocument();
+		@$doc->loadXML($xml);
+
+		$xpath = new DomXPath($doc);
+		$xpath->registerNamespace("atom", NAMESPACE_ATOM1);
+		$xpath->registerNamespace("thr", NAMESPACE_THREAD);
+		$xpath->registerNamespace("at", NAMESPACE_TOMB);
+		$xpath->registerNamespace("media", NAMESPACE_MEDIA);
+		$xpath->registerNamespace("dfrn", NAMESPACE_DFRN);
+		$xpath->registerNamespace("activity", NAMESPACE_ACTIVITY);
+		$xpath->registerNamespace("georss", NAMESPACE_GEORSS);
+		$xpath->registerNamespace("poco", NAMESPACE_POCO);
+		$xpath->registerNamespace("ostatus", NAMESPACE_OSTATUS);
+		$xpath->registerNamespace("statusnet", NAMESPACE_STATUSNET);
+
+		$header = array();
+		$header["uid"] = $importer["uid"];
+		$header["network"] = NETWORK_DFRN;
+		$header["type"] = "remote";
+		$header["wall"] = 0;
+		$header["origin"] = 0;
+		$header["contact-id"] = $importer["id"];
+
+		// Update the contact table if the data has changed
+		// Only the "dfrn:owner" in the head section contains all data
+		self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", false);
+
+		logger("Import DFRN message for user ".$importer["uid"]." from contact ".$importer["id"], LOGGER_DEBUG);
+
+		// is it a public forum? Private forums aren't supported by now with this method
+		$forum = intval($xpath->evaluate("/atom:feed/dfrn:community/text()", $context)->item(0)->nodeValue);
+
+		if ($forum != $importer["forum"])
+			q("UPDATE `contact` SET `forum` = %d WHERE `forum` != %d AND `id` = %d",
+				intval($forum), intval($forum),
+				intval($importer["id"])
+			);
+
+		$mails = $xpath->query("/atom:feed/dfrn:mail");
+		foreach ($mails AS $mail)
+			self::process_mail($xpath, $mail, $importer);
+
+		$suggestions = $xpath->query("/atom:feed/dfrn:suggest");
+		foreach ($suggestions AS $suggestion)
+			self::process_suggestion($xpath, $suggestion, $importer);
+
+		$relocations = $xpath->query("/atom:feed/dfrn:relocate");
+		foreach ($relocations AS $relocation)
+			self::process_relocation($xpath, $relocation, $importer);
+
+		$deletions = $xpath->query("/atom:feed/at:deleted-entry");
+		foreach ($deletions AS $deletion)
+			self::process_deletion($header, $xpath, $deletion, $importer);
+
+		if (!$sort_by_date) {
+			$entries = $xpath->query("/atom:feed/atom:entry");
+			foreach ($entries AS $entry)
+				self::process_entry($header, $xpath, $entry, $importer);
+		} else {
+			$newentries = array();
+			$entries = $xpath->query("/atom:feed/atom:entry");
+			foreach ($entries AS $entry) {
+				$created = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
+				$newentries[strtotime($created)] = $entry;
+			}
+
+			// Now sort after the publishing date
+			ksort($newentries);
+
+			foreach ($newentries AS $entry)
+				self::process_entry($header, $xpath, $entry, $importer);
+		}
+		logger("Import done for user ".$importer["uid"]." from contact ".$importer["id"], LOGGER_DEBUG);
+	}
 }
+?>
diff --git a/include/import-dfrn.php b/include/import-dfrn.php
deleted file mode 100644
index 244018887b..0000000000
--- a/include/import-dfrn.php
+++ /dev/null
@@ -1,1229 +0,0 @@
-<?php
-require_once("include/enotify.php");
-require_once("include/threads.php");
-require_once("include/socgraph.php");
-require_once("include/items.php");
-require_once("include/tags.php");
-require_once("include/files.php");
-require_once("include/event.php");
-
-class dfrn2 {
-
-	const DFRN_TOP_LEVEL = 0;
-	const DFRN_REPLY = 1;
-	const DFRN_REPLY_RC = 2;
-
-	/**
-	 * @brief Add new birthday event for this person
-	 *
-	 * @param array $contact Contact record
-	 * @param string $birthday Birthday of the contact
-	 *
-	 */
-	private function birthday_event($contact, $birthday) {
-
-		logger("updating birthday: ".$birthday." for contact ".$contact["id"]);
-
-		$bdtext = sprintf(t("%s\'s birthday"), $contact["name"]);
-		$bdtext2 = sprintf(t("Happy Birthday %s"), " [url=".$contact["url"]."]".$contact["name"]."[/url]") ;
-
-
-		$r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
-			VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s') ",
-			intval($contact["uid"]),
-			intval($contact["id"]),
-			dbesc(datetime_convert()),
-			dbesc(datetime_convert()),
-			dbesc(datetime_convert("UTC","UTC", $birthday)),
-			dbesc(datetime_convert("UTC","UTC", $birthday." + 1 day ")),
-			dbesc($bdtext),
-			dbesc($bdtext2),
-			dbesc("birthday")
-		);
-	}
-
-	/**
-	 * @brief Fetch the author data from head or entry items
-	 *
-	 * @param object $xpath XPath object
-	 * @param object $context In which context should the data be searched
-	 * @param array $importer Record of the importer user mixed with contact of the content
-	 * @param string $element Element name from which the data is fetched
-	 * @param bool $onlyfetch Should the data only be fetched or should it update the contact record as well
-	 *
-	 * @return Returns an array with relevant data of the author
-	 */
-	private function fetchauthor($xpath, $context, $importer, $element, $onlyfetch) {
-
-		$author = array();
-		$author["name"] = $xpath->evaluate($element."/atom:name/text()", $context)->item(0)->nodeValue;
-		$author["link"] = $xpath->evaluate($element."/atom:uri/text()", $context)->item(0)->nodeValue;
-
-		$r = q("SELECT `id`, `uid`, `network`, `avatar-date`, `name-date`, `uri-date`, `addr`,
-				`name`, `nick`, `about`, `location`, `keywords`, `bdyear`, `bd`
-				FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
-			intval($importer["uid"]), dbesc(normalise_link($author["link"])), dbesc(NETWORK_STATUSNET));
-		if ($r) {
-			$contact = $r[0];
-			$author["contact-id"] = $r[0]["id"];
-			$author["network"] = $r[0]["network"];
-		} else {
-			$author["contact-id"] = $importer["id"];
-			$author["network"] = $importer["network"];
-			$onlyfetch = true;
-		}
-
-		// Until now we aren't serving different sizes - but maybe later
-		$avatarlist = array();
-		// @todo check if "avatar" or "photo" would be the best field in the specification
-		$avatars = $xpath->query($element."/atom:link[@rel='avatar']", $context);
-		foreach($avatars AS $avatar) {
-			$href = "";
-			$width = 0;
-			foreach($avatar->attributes AS $attributes) {
-				if ($attributes->name == "href")
-					$href = $attributes->textContent;
-				if ($attributes->name == "width")
-					$width = $attributes->textContent;
-				if ($attributes->name == "updated")
-					$contact["avatar-date"] = $attributes->textContent;
-			}
-			if (($width > 0) AND ($href != ""))
-				$avatarlist[$width] = $href;
-		}
-		if (count($avatarlist) > 0) {
-			krsort($avatarlist);
-			$author["avatar"] = current($avatarlist);
-		}
-
-		if ($r AND !$onlyfetch) {
-
-			// When was the last change to name or uri?
-			$name_element = $xpath->query($element."/atom:name", $context)->item(0);
-			foreach($name_element->attributes AS $attributes)
-				if ($attributes->name == "updated")
-					$contact["name-date"] = $attributes->textContent;
-
-			$link_element = $xpath->query($element."/atom:link", $context)->item(0);
-			foreach($link_element->attributes AS $attributes)
-				if ($attributes->name == "updated")
-					$contact["uri-date"] = $attributes->textContent;
-
-			// Update contact data
-			$value = $xpath->evaluate($element."/dfrn:handle/text()", $context)->item(0)->nodeValue;
-			if ($value != "")
-				$contact["addr"] = $value;
-
-			$value = $xpath->evaluate($element."/poco:displayName/text()", $context)->item(0)->nodeValue;
-			if ($value != "")
-				$contact["name"] = $value;
-
-			$value = $xpath->evaluate($element."/poco:preferredUsername/text()", $context)->item(0)->nodeValue;
-			if ($value != "")
-				$contact["nick"] = $value;
-
-			$value = $xpath->evaluate($element."/poco:note/text()", $context)->item(0)->nodeValue;
-			if ($value != "")
-				$contact["about"] = $value;
-
-			$value = $xpath->evaluate($element."/poco:address/poco:formatted/text()", $context)->item(0)->nodeValue;
-			if ($value != "")
-				$contact["location"] = $value;
-
-			/// @todo Add support for the following fields that we don't support by now in the contact table:
-			/// - poco:utcOffset
-			/// - poco:ims
-			/// - poco:urls
-			/// - poco:locality
-			/// - poco:region
-			/// - poco:country
-
-			// Save the keywords into the contact table
-			$tags = array();
-			$tagelements = $xpath->evaluate($element."/poco:tags/text()", $context);
-			foreach($tagelements AS $tag)
-				$tags[$tag->nodeValue] = $tag->nodeValue;
-
-			if (count($tags))
-				$contact["keywords"] = implode(", ", $tags);
-
-			// "dfrn:birthday" contains the birthday converted to UTC
-			$old_bdyear = $contact["bdyear"];
-
-			$birthday = $xpath->evaluate($element."/dfrn:birthday/text()", $context)->item(0)->nodeValue;
-
-			if (strtotime($birthday) > time()) {
-				$bd_timestamp = strtotime($birthday);
-
-				$contact["bdyear"] = date("Y", $bd_timestamp);
-			}
-
-			// "poco:birthday" is the birthday in the format "yyyy-mm-dd"
-			$value = $xpath->evaluate($element."/poco:birthday/text()", $context)->item(0)->nodeValue;
-
-			if (!in_array($value, array("", "0000-00-00"))) {
-				$bdyear = date("Y");
-				$value = str_replace("0000", $bdyear, $value);
-
-				if (strtotime($value) < time()) {
-					$value = str_replace($bdyear, $bdyear + 1, $value);
-					$bdyear = $bdyear + 1;
-				}
-
-				$contact["bd"] = $value;
-			}
-
-			if ($old_bdyear != $contact["bdyear"])
-				self::birthday_event($contact, $birthday);
-
-			// Get all field names
-			$fields = array();
-			foreach ($r[0] AS $field => $data)
-				$fields[$field] = $data;
-
-			unset($fields["id"]);
-			unset($fields["uid"]);
-			unset($fields["avatar-date"]);
-			unset($fields["name-date"]);
-			unset($fields["uri-date"]);
-
-			 // Update check for this field has to be done differently
-			$datefields = array("name-date", "uri-date");
-			foreach ($datefields AS $field)
-				if (strtotime($contact[$field]) > strtotime($r[0][$field]))
-					$update = true;
-
-			foreach ($fields AS $field => $data)
-				if ($contact[$field] != $r[0][$field]) {
-					logger("Difference for contact ".$contact["id"]." in field '".$field."'. Old value: '".$contact[$field]."', new value '".$r[0][$field]."'", LOGGER_DEBUG);
-					$update = true;
-				}
-
-			if ($update) {
-				logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
-
-				q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s',
-					`addr` = '%s', `keywords` = '%s', `bdyear` = '%s', `bd` = '%s',
-					`name-date`  = '%s', `uri-date` = '%s'
-					WHERE `id` = %d AND `network` = '%s'",
-					dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
-					dbesc($contact["addr"]), dbesc($contact["keywords"]), dbesc($contact["bdyear"]),
-					dbesc($contact["bd"]), dbesc($contact["name-date"]), dbesc($contact["uri-date"]),
-					intval($contact["id"]), dbesc($contact["network"]));
-			}
-
-			update_contact_avatar($author["avatar"], $importer["uid"], $contact["id"],
-						(strtotime($contact["avatar-date"]) > strtotime($r[0]["avatar-date"])));
-
-			$contact["generation"] = 2;
-			$contact["photo"] = $author["avatar"];
-			update_gcontact($contact);
-		}
-
-		return($author);
-	}
-
-	private function transform_activity($xpath, $activity, $element) {
-		if (!is_object($activity))
-			return "";
-
-		$obj_doc = new DOMDocument("1.0", "utf-8");
-		$obj_doc->formatOutput = true;
-
-		$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
-
-		$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
-		xml_add_element($obj_doc, $obj_element, "type", $activity_type);
-
-		$id = $xpath->query("atom:id", $activity)->item(0);
-		if (is_object($id))
-			$obj_element->appendChild($obj_doc->importNode($id, true));
-
-		$title = $xpath->query("atom:title", $activity)->item(0);
-		if (is_object($title))
-			$obj_element->appendChild($obj_doc->importNode($title, true));
-
-		$link = $xpath->query("atom:link", $activity)->item(0);
-		if (is_object($link))
-			$obj_element->appendChild($obj_doc->importNode($link, true));
-
-		$content = $xpath->query("atom:content", $activity)->item(0);
-		if (is_object($content))
-			$obj_element->appendChild($obj_doc->importNode($content, true));
-
-		$obj_doc->appendChild($obj_element);
-
-		$objxml = $obj_doc->saveXML($obj_element);
-
-		// @todo This isn't totally clean. We should find a way to transform the namespaces
-		$objxml = str_replace("<".$element.' xmlns="http://www.w3.org/2005/Atom">', "<".$element.">", $objxml);
-		return($objxml);
-	}
-
-	private function process_mail($xpath, $mail, $importer) {
-
-		logger("Processing mails");
-
-		$msg = array();
-		$msg["uid"] = $importer["importer_uid"];
-		$msg["from-name"] = $xpath->query("dfrn:sender/dfrn:name/text()", $mail)->item(0)->nodeValue;
-		$msg["from-url"] = $xpath->query("dfrn:sender/dfrn:uri/text()", $mail)->item(0)->nodeValue;
-		$msg["from-photo"] = $xpath->query("dfrn:sender/dfrn:avatar/text()", $mail)->item(0)->nodeValue;
-		$msg["contact-id"] = $importer["id"];
-		$msg["uri"] = $xpath->query("dfrn:id/text()", $mail)->item(0)->nodeValue;
-		$msg["parent-uri"] = $xpath->query("dfrn:in-reply-to/text()", $mail)->item(0)->nodeValue;
-		$msg["created"] = $xpath->query("dfrn:sentdate/text()", $mail)->item(0)->nodeValue;
-		$msg["title"] = $xpath->query("dfrn:subject/text()", $mail)->item(0)->nodeValue;
-		$msg["body"] = $xpath->query("dfrn:content/text()", $mail)->item(0)->nodeValue;
-		$msg["seen"] = 0;
-		$msg["replied"] = 0;
-
-		dbesc_array($msg);
-
-		$r = dbq("INSERT INTO `mail` (`".implode("`, `", array_keys($msg))."`) VALUES ('".implode("', '", array_values($msg))."')");
-
-		// send notifications.
-
-		$notif_params = array(
-			"type" => NOTIFY_MAIL,
-			"notify_flags" => $importer["notify-flags"],
-			"language" => $importer["language"],
-			"to_name" => $importer["username"],
-			"to_email" => $importer["email"],
-			"uid" => $importer["importer_uid"],
-			"item" => $msg,
-			"source_name" => $msg["from-name"],
-			"source_link" => $importer["url"],
-			"source_photo" => $importer["thumb"],
-			"verb" => ACTIVITY_POST,
-			"otype" => "mail"
-		);
-
-		notification($notif_params);
-
-		logger("Mail is processed, notification was sent.");
-	}
-
-	private function process_suggestion($xpath, $suggestion, $importer) {
-
-		logger("Processing suggestions");
-
-		$suggest = array();
-		$suggest["uid"] = $importer["importer_uid"];
-		$suggest["cid"] = $importer["id"];
-		$suggest["url"] = $xpath->query("dfrn:url/text()", $suggestion)->item(0)->nodeValue;
-		$suggest["name"] = $xpath->query("dfrn:name/text()", $suggestion)->item(0)->nodeValue;
-		$suggest["photo"] = $xpath->query("dfrn:photo/text()", $suggestion)->item(0)->nodeValue;
-		$suggest["request"] = $xpath->query("dfrn:request/text()", $suggestion)->item(0)->nodeValue;
-		$suggest["body"] = $xpath->query("dfrn:note/text()", $suggestion)->item(0)->nodeValue;
-
-		// Does our member already have a friend matching this description?
-
-		$r = q("SELECT `id` FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
-			dbesc($suggest["name"]),
-			dbesc(normalise_link($suggest["url"])),
-			intval($suggest["uid"])
-		);
-		if(count($r))
-			return false;
-
-		// Do we already have an fcontact record for this person?
-
-		$fid = 0;
-		$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
-			dbesc($suggest["url"]),
-			dbesc($suggest["name"]),
-			dbesc($suggest["request"])
-		);
-		if(count($r)) {
-			$fid = $r[0]["id"];
-
-			// OK, we do. Do we already have an introduction for this person ?
-			$r = q("SELECT `id` FROM `intro` WHERE `uid` = %d AND `fid` = %d LIMIT 1",
-				intval($suggest["uid"]),
-				intval($fid)
-			);
-			if(count($r))
-				return false;
-		}
-		if(!$fid)
-			$r = q("INSERT INTO `fcontact` (`name`,`url`,`photo`,`request`) VALUES ('%s', '%s', '%s', '%s')",
-			dbesc($suggest["name"]),
-			dbesc($suggest["url"]),
-			dbesc($suggest["photo"]),
-			dbesc($suggest["request"])
-		);
-		$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
-			dbesc($suggest["url"]),
-			dbesc($suggest["name"]),
-			dbesc($suggest["request"])
-		);
-		if(count($r))
-			$fid = $r[0]["id"];
-		else
-			// database record did not get created. Quietly give up.
-			return false;
-
-
-		$hash = random_string();
-
-		$r = q("INSERT INTO `intro` (`uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked`)
-			VALUES(%d, %d, %d, '%s', '%s', '%s', %d)",
-			intval($suggest["uid"]),
-			intval($fid),
-			intval($suggest["cid"]),
-			dbesc($suggest["body"]),
-			dbesc($hash),
-			dbesc(datetime_convert()),
-			intval(0)
-		);
-
-		notification(array(
-			"type"         => NOTIFY_SUGGEST,
-			"notify_flags" => $importer["notify-flags"],
-			"language"     => $importer["language"],
-			"to_name"      => $importer["username"],
-			"to_email"     => $importer["email"],
-			"uid"          => $importer["importer_uid"],
-			"item"         => $suggest,
-			"link"         => App::get_baseurl()."/notifications/intros",
-			"source_name"  => $importer["name"],
-			"source_link"  => $importer["url"],
-			"source_photo" => $importer["photo"],
-			"verb"         => ACTIVITY_REQ_FRIEND,
-			"otype"        => "intro"
-		));
-
-		return true;
-
-	}
-
-	private function process_relocation($xpath, $relocation, $importer) {
-
-		logger("Processing relocations");
-
-		$relocate = array();
-		$relocate["uid"] = $importer["importer_uid"];
-		$relocate["cid"] = $importer["id"];
-		$relocate["url"] = $xpath->query("dfrn:url/text()", $relocation)->item(0)->nodeValue;
-		$relocate["name"] = $xpath->query("dfrn:name/text()", $relocation)->item(0)->nodeValue;
-		$relocate["photo"] = $xpath->query("dfrn:photo/text()", $relocation)->item(0)->nodeValue;
-		$relocate["thumb"] = $xpath->query("dfrn:thumb/text()", $relocation)->item(0)->nodeValue;
-		$relocate["micro"] = $xpath->query("dfrn:micro/text()", $relocation)->item(0)->nodeValue;
-		$relocate["request"] = $xpath->query("dfrn:request/text()", $relocation)->item(0)->nodeValue;
-		$relocate["confirm"] = $xpath->query("dfrn:confirm/text()", $relocation)->item(0)->nodeValue;
-		$relocate["notify"] = $xpath->query("dfrn:notify/text()", $relocation)->item(0)->nodeValue;
-		$relocate["poll"] = $xpath->query("dfrn:poll/text()", $relocation)->item(0)->nodeValue;
-		$relocate["sitepubkey"] = $xpath->query("dfrn:sitepubkey/text()", $relocation)->item(0)->nodeValue;
-
-		// update contact
-		$r = q("SELECT `photo`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d;",
-			intval($importer["id"]),
-			intval($importer["importer_uid"]));
-		if (!$r)
-			return false;
-
-		$old = $r[0];
-
-		$x = q("UPDATE `contact` SET
-					`name` = '%s',
-					`photo` = '%s',
-					`thumb` = '%s',
-					`micro` = '%s',
-					`url` = '%s',
-					`nurl` = '%s',
-					`request` = '%s',
-					`confirm` = '%s',
-					`notify` = '%s',
-					`poll` = '%s',
-					`site-pubkey` = '%s'
-			WHERE `id` = %d AND `uid` = %d;",
-					dbesc($relocate["name"]),
-					dbesc($relocate["photo"]),
-					dbesc($relocate["thumb"]),
-					dbesc($relocate["micro"]),
-					dbesc($relocate["url"]),
-					dbesc(normalise_link($relocate["url"])),
-					dbesc($relocate["request"]),
-					dbesc($relocate["confirm"]),
-					dbesc($relocate["notify"]),
-					dbesc($relocate["poll"]),
-					dbesc($relocate["sitepubkey"]),
-					intval($importer["id"]),
-					intval($importer["importer_uid"]));
-
-		if ($x === false)
-			return false;
-
-		// update items
-		$fields = array(
-			'owner-link' => array($old["url"], $relocate["url"]),
-			'author-link' => array($old["url"], $relocate["url"]),
-			'owner-avatar' => array($old["photo"], $relocate["photo"]),
-			'author-avatar' => array($old["photo"], $relocate["photo"]),
-			);
-		foreach ($fields as $n=>$f){
-			$x = q("UPDATE `item` SET `%s` = '%s' WHERE `%s` = '%s' AND `uid` = %d",
-					$n, dbesc($f[1]),
-					$n, dbesc($f[0]),
-					intval($importer["importer_uid"]));
-				if ($x === false)
-					return false;
-			}
-
-		/// @TODO
-		/// merge with current record, current contents have priority
-		/// update record, set url-updated
-		/// update profile photos
-		/// schedule a scan?
-		return true;
-	}
-
-	private function update_content($current, $item, $importer, $entrytype) {
-		$changed = false;
-
-		if (edited_timestamp_is_newer($current, $item)) {
-
-			// do not accept (ignore) an earlier edit than one we currently have.
-			if(datetime_convert("UTC","UTC",$item["edited"]) < $current["edited"])
-				return(false);
-
-			$r = q("UPDATE `item` SET `title` = '%s', `body` = '%s', `tag` = '%s', `edited` = '%s', `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
-				dbesc($item["title"]),
-				dbesc($item["body"]),
-				dbesc($item["tag"]),
-				dbesc(datetime_convert("UTC","UTC",$item["edited"])),
-				dbesc(datetime_convert()),
-				dbesc($item["uri"]),
-				intval($importer["importer_uid"])
-			);
-			create_tags_from_itemuri($item["uri"], $importer["importer_uid"]);
-			update_thread_uri($item["uri"], $importer["importer_uid"]);
-
-			$changed = true;
-
-			if ($entrytype == DFRN_REPLY_RC)
-				proc_run("php", "include/notifier.php","comment-import", $current["id"]);
-		}
-
-		// update last-child if it changes
-		if($item["last-child"] AND ($item["last-child"] != $current["last-child"])) {
-			$r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
-				dbesc(datetime_convert()),
-				dbesc($item["parent-uri"]),
-				intval($importer["importer_uid"])
-			);
-			$r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d",
-				intval($item["last-child"]),
-				dbesc(datetime_convert()),
-				dbesc($item["uri"]),
-				intval($importer["importer_uid"])
-			);
-		}
-		return $changed;
-	}
-
-	private function get_entry_type($importer, $item) {
-		if ($item["parent-uri"] != $item["uri"]) {
-			$community = false;
-
-			if($importer["page-flags"] == PAGE_COMMUNITY || $importer["page-flags"] == PAGE_PRVGROUP) {
-				$sql_extra = "";
-				$community = true;
-				logger("possible community action");
-			} else
-				$sql_extra = " AND `contact`.`self` AND `item`.`wall` ";
-
-			// was the top-level post for this action written by somebody on this site?
-			// Specifically, the recipient?
-
-			$is_a_remote_action = false;
-
-			$r = q("SELECT `item`.`parent-uri` FROM `item`
-				WHERE `item`.`uri` = '%s'
-				LIMIT 1",
-				dbesc($item["parent-uri"])
-			);
-			if($r && count($r)) {
-				$r = q("SELECT `item`.`forum_mode`, `item`.`wall` FROM `item`
-					INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
-					WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' OR `item`.`thr-parent` = '%s')
-					AND `item`.`uid` = %d
-					$sql_extra
-					LIMIT 1",
-					dbesc($r[0]["parent-uri"]),
-					dbesc($r[0]["parent-uri"]),
-					dbesc($r[0]["parent-uri"]),
-					intval($importer["importer_uid"])
-				);
-				if($r && count($r))
-					$is_a_remote_action = true;
-			}
-
-			// Does this have the characteristics of a community or private group action?
-			// If it's an action to a wall post on a community/prvgroup page it's a
-			// valid community action. Also forum_mode makes it valid for sure.
-			// If neither, it's not.
-
-			if($is_a_remote_action && $community) {
-				if((!$r[0]["forum_mode"]) && (!$r[0]["wall"])) {
-					$is_a_remote_action = false;
-					logger("not a community action");
-				}
-			}
-
-			if ($is_a_remote_action)
-				return DFRN_REPLY_RC;
-			else
-				return DFRN_REPLY;
-
-		} else
-			return DFRN_TOP_LEVEL;
-
-	}
-
-	private function do_poke($item, $importer, $posted_id) {
-		$verb = urldecode(substr($item["verb"],strpos($item["verb"], "#")+1));
-		if(!$verb)
-			return;
-		$xo = parse_xml_string($item["object"],false);
-
-		if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
-
-			// somebody was poked/prodded. Was it me?
-			$links = parse_xml_string("<links>".unxmlify($xo->link)."</links>",false);
-
-			foreach($links->link as $l) {
-				$atts = $l->attributes();
-				switch($atts["rel"]) {
-					case "alternate":
-						$Blink = $atts["href"];
-						break;
-					default:
-						break;
-				}
-			}
-			if($Blink && link_compare($Blink,$a->get_baseurl()."/profile/".$importer["nickname"])) {
-
-				// send a notification
-				notification(array(
-					"type"         => NOTIFY_POKE,
-					"notify_flags" => $importer["notify-flags"],
-					"language"     => $importer["language"],
-					"to_name"      => $importer["username"],
-					"to_email"     => $importer["email"],
-					"uid"          => $importer["importer_uid"],
-					"item"         => $item,
-					"link"         => $a->get_baseurl()."/display/".urlencode(get_item_guid($posted_id)),
-					"source_name"  => stripslashes($item["author-name"]),
-					"source_link"  => $item["author-link"],
-					"source_photo" => ((link_compare($item["author-link"],$importer["url"]))
-						? $importer["thumb"] : $item["author-avatar"]),
-					"verb"         => $item["verb"],
-					"otype"        => "person",
-					"activity"     => $verb,
-					"parent"       => $item["parent"]
-				));
-			}
-		}
-	}
-
-	private function process_entry($header, $xpath, $entry, $importer) {
-
-		logger("Processing entries");
-
-		$item = $header;
-
-		// Get the uri
-		$item["uri"] = $xpath->query("atom:id/text()", $entry)->item(0)->nodeValue;
-
-		// Fetch the owner
-		$owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", true);
-
-		$item["owner-name"] = $owner["name"];
-		$item["owner-link"] = $owner["link"];
-		$item["owner-avatar"] = $owner["avatar"];
-
-		// fetch the author
-		$author = self::fetchauthor($xpath, $entry, $importer, "atom:author", true);
-
-		$item["author-name"] = $author["name"];
-		$item["author-link"] = $author["link"];
-		$item["author-avatar"] = $author["avatar"];
-
-		$item["title"] = $xpath->query("atom:title/text()", $entry)->item(0)->nodeValue;
-
-		$item["created"] = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
-		$item["edited"] = $xpath->query("atom:updated/text()", $entry)->item(0)->nodeValue;
-
-		$item["body"] = $xpath->query("dfrn:env/text()", $entry)->item(0)->nodeValue;
-		$item["body"] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$item["body"]);
-		// make sure nobody is trying to sneak some html tags by us
-		$item["body"] = notags(base64url_decode($item["body"]));
-
-		$item["body"] = limit_body_size($item["body"]);
-
-		/// @todo Do we need the old check for HTML elements?
-
-		// We don't need the content element since "dfrn:env" is always present
-		//$item["body"] = $xpath->query("atom:content/text()", $entry)->item(0)->nodeValue;
-
-		$item["last-child"] = $xpath->query("dfrn:comment-allow/text()", $entry)->item(0)->nodeValue;
-		$item["location"] = $xpath->query("dfrn:location/text()", $entry)->item(0)->nodeValue;
-
-		$georsspoint = $xpath->query("georss:point", $entry);
-		if ($georsspoint)
-			$item["coord"] = $georsspoint->item(0)->nodeValue;
-
-		$item["private"] = $xpath->query("dfrn:private/text()", $entry)->item(0)->nodeValue;
-
-		$item["extid"] = $xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue;
-
-		if ($xpath->query("dfrn:extid/text()", $entry)->item(0)->nodeValue == "true")
-			$item["bookmark"] = true;
-
-		$notice_info = $xpath->query("statusnet:notice_info", $entry);
-		if ($notice_info AND ($notice_info->length > 0)) {
-			foreach($notice_info->item(0)->attributes AS $attributes) {
-				if ($attributes->name == "source")
-					$item["app"] = strip_tags($attributes->textContent);
-			}
-		}
-
-		$item["guid"] = $xpath->query("dfrn:diaspora_guid/text()", $entry)->item(0)->nodeValue;
-
-		// We store the data from "dfrn:diaspora_signature" in a different table, this is done in "item_store"
-		$item["dsprsig"] = unxmlify($xpath->query("dfrn:diaspora_signature/text()", $entry)->item(0)->nodeValue);
-
-		$item["verb"] = $xpath->query("activity:verb/text()", $entry)->item(0)->nodeValue;
-
-		if ($xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue != "")
-			$item["object-type"] = $xpath->query("activity:object-type/text()", $entry)->item(0)->nodeValue;
-
-		$object = $xpath->query("activity:object", $entry)->item(0);
-		$item["object"] = self::transform_activity($xpath, $object, "object");
-
-		if (trim($item["object"]) != "") {
-			$r = parse_xml_string($item["object"], false);
-			if (isset($r->type))
-				$item["object-type"] = $r->type;
-		}
-
-		$target = $xpath->query("activity:target", $entry)->item(0);
-		$item["target"] = self::transform_activity($xpath, $target, "target");
-
-		$categories = $xpath->query("atom:category", $entry);
-		if ($categories) {
-			foreach ($categories AS $category) {
-				foreach($category->attributes AS $attributes)
-					if ($attributes->name == "term") {
-						$term = $attributes->textContent;
-						if(strlen($item["tag"]))
-							$item["tag"] .= ",";
-
-						$item["tag"] .= "#[url=".App::get_baseurl()."/search?tag=".$term."]".$term."[/url]";
-					}
-			}
-		}
-
-		$enclosure = "";
-
-		$links = $xpath->query("atom:link", $entry);
-		if ($links) {
-			$rel = "";
-			$href = "";
-			$type = "";
-			$length = "0";
-			$title = "";
-			foreach ($links AS $link) {
-				foreach($link->attributes AS $attributes) {
-					if ($attributes->name == "href")
-						$href = $attributes->textContent;
-					if ($attributes->name == "rel")
-						$rel = $attributes->textContent;
-					if ($attributes->name == "type")
-						$type = $attributes->textContent;
-					if ($attributes->name == "length")
-						$length = $attributes->textContent;
-					if ($attributes->name == "title")
-						$title = $attributes->textContent;
-				}
-				if (($rel != "") AND ($href != ""))
-					switch($rel) {
-						case "alternate":
-							$item["plink"] = $href;
-							break;
-						case "enclosure":
-							$enclosure = $href;
-							if(strlen($item["attach"]))
-								$item["attach"] .= ",";
-
-							$item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
-							break;
-					}
-			}
-		}
-
-		// Is it a reply or a top level posting?
-		$item["parent-uri"] = $item["uri"];
-
-		$inreplyto = $xpath->query("thr:in-reply-to", $entry);
-		if (is_object($inreplyto->item(0)))
-			foreach($inreplyto->item(0)->attributes AS $attributes)
-				if ($attributes->name == "ref")
-					$item["parent-uri"] = $attributes->textContent;
-
-		// Get the type of the item (Top level post, reply or remote reply)
-		$entrytype = self::get_entry_type($importer, $item);
-
-		// Now assign the rest of the values that depend on the type of the message
-		if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
-			if (!isset($item["object-type"]))
-				$item["object-type"] = ACTIVITY_OBJ_COMMENT;
-
-			if ($item["contact-id"] != $owner["contact-id"])
-				$item["contact-id"] = $owner["contact-id"];
-
-			if (($item["network"] != $owner["network"]) AND ($owner["network"] != ""))
-				$item["network"] = $owner["network"];
-
-			if ($item["contact-id"] != $author["contact-id"])
-				$item["contact-id"] = $author["contact-id"];
-
-			if (($item["network"] != $author["network"]) AND ($author["network"] != ""))
-				$item["network"] = $author["network"];
-		}
-
-		if ($entrytype == DFRN_REPLY_RC) {
-			$item["type"] = "remote-comment";
-			$item["wall"] = 1;
-		} elseif ($entrytype == DFRN_TOP_LEVEL) {
-			// The Diaspora signature is only stored in replies
-			// Since this isn't a field in the item table this would create a bug when inserting this in the item table
-			unset($item["dsprsig"]);
-
-			if (!isset($item["object-type"]))
-				$item["object-type"] = ACTIVITY_OBJ_NOTE;
-
-			if ($item["object-type"] == ACTIVITY_OBJ_EVENT) {
-				logger("Item ".$item["uri"]." seems to contain an event.", LOGGER_DEBUG);
-				$ev = bbtoevent($item["body"]);
-				if((x($ev, "desc") || x($ev, "summary")) && x($ev, "start")) {
-					logger("Event in item ".$item["uri"]." was found.", LOGGER_DEBUG);
-					$ev["cid"] = $importer["id"];
-					$ev["uid"] = $importer["uid"];
-					$ev["uri"] = $item["uri"];
-					$ev["edited"] = $item["edited"];
-					$ev['private'] = $item['private'];
-					$ev["guid"] = $item["guid"];
-
-					$r = q("SELECT `id` FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
-						dbesc($item["uri"]),
-						intval($importer["uid"])
-					);
-					if(count($r))
-						$ev["id"] = $r[0]["id"];
-
-					$event_id = event_store($ev);
-					logger("Event ".$event_id." was stored", LOGGER_DEBUG);
-					return;
-				}
-			}
-/*
-			if(activity_match($item['verb'],ACTIVITY_FOLLOW)) {
-				logger('consume-feed: New follower');
-				new_follower($importer,$contact,$item);
-				return;
-			}
-			if(activity_match($item['verb'],ACTIVITY_UNFOLLOW))  {
-				lose_follower($importer,$contact,$item);
-				return;
-			}
-			if(activity_match($item['verb'],ACTIVITY_REQ_FRIEND)) {
-				logger('consume-feed: New friend request');
-				new_follower($importer,$contact,$item,(?),true);
-				return;
-			}
-			if(activity_match($item['verb'],ACTIVITY_UNFRIEND))  {
-				lose_sharer($importer,$contact,$item);
-				return;
-			}
-*/
-		}
-
-		$r = q("SELECT `id`, `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
-			dbesc($item["uri"]),
-			intval($importer["importer_uid"])
-		);
-
-		// Update content if 'updated' changes
-		if(count($r)) {
-			if (self::update_content($r[0], $item, $importer, $entrytype))
-				logger("Item ".$item["uri"]." was updated.", LOGGER_DEBUG);
-			else
-				logger("Item ".$item["uri"]." already existed.", LOGGER_DEBUG);
-			return;
-		}
-
-		if (in_array($entrytype, array(DFRN_REPLY, DFRN_REPLY_RC))) {
-			if($importer["rel"] == CONTACT_IS_FOLLOWER) {
-				logger("Contact ".$importer["id"]." is only follower. Quitting", LOGGER_DEBUG);
-				return;
-			}
-
-			if(($item["verb"] === ACTIVITY_LIKE)
-				|| ($item["verb"] === ACTIVITY_DISLIKE)
-				|| ($item["verb"] === ACTIVITY_ATTEND)
-				|| ($item["verb"] === ACTIVITY_ATTENDNO)
-				|| ($item["verb"] === ACTIVITY_ATTENDMAYBE)) {
-				$is_like = true;
-				$item["type"] = "activity";
-				$item["gravity"] = GRAVITY_LIKE;
-				// only one like or dislike per person
-				// splitted into two queries for performance issues
-				$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `parent-uri` = '%s' AND NOT `deleted` LIMIT 1",
-					intval($item["uid"]),
-					dbesc($item["author-link"]),
-					dbesc($item["verb"]),
-					dbesc($item["parent-uri"])
-				);
-				if($r && count($r))
-					return;
-
-				$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `author-link` = '%s' AND `verb` = '%s' AND `thr-parent` = '%s' AND NOT `deleted` LIMIT 1",
-					intval($item["uid"]),
-					dbesc($item["author-link"]),
-					dbesc($item["verb"]),
-					dbesc($item["parent-uri"])
-				);
-				if($r && count($r))
-					return;
-
-			} else
-				$is_like = false;
-
-			if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
-
-				$xo = parse_xml_string($item["object"],false);
-				$xt = parse_xml_string($item["target"],false);
-
-				if($xt->type == ACTIVITY_OBJ_NOTE) {
-					$r = q("SELECT `id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
-						dbesc($xt->id),
-						intval($importer["importer_uid"])
-					);
-
-					if(!count($r))
-						return;
-
-					// extract tag, if not duplicate, add to parent item
-					if($xo->content) {
-						if(!(stristr($r[0]["tag"],trim($xo->content)))) {
-							q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
-								dbesc($r[0]["tag"] . (strlen($r[0]["tag"]) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]'),
-								intval($r[0]["id"])
-							);
-							create_tags_from_item($r[0]["id"]);
-						}
-					}
-				}
-			}
-
-			$posted_id = item_store($item);
-			$parent = 0;
-
-			if($posted_id) {
-
-				logger("Reply from contact ".$item["contact-id"]." was stored with id ".$posted_id, LOGGER_DEBUG);
-
-				$item["id"] = $posted_id;
-
-				$r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
-					intval($posted_id),
-					intval($importer["importer_uid"])
-				);
-				if(count($r)) {
-					$parent = $r[0]["parent"];
-					$parent_uri = $r[0]["parent-uri"];
-				}
-
-				if(!$is_like) {
-					$r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
-						dbesc(datetime_convert()),
-						intval($importer["importer_uid"]),
-						intval($r[0]["parent"])
-					);
-
-					$r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d",
-						dbesc(datetime_convert()),
-						intval($importer["importer_uid"]),
-						intval($posted_id)
-					);
-				}
-
-				if($posted_id AND $parent AND ($entrytype == DFRN_REPLY_RC)) {
-					logger("Notifying followers about comment ".$posted_id, LOGGER_DEBUG);
-					proc_run("php", "include/notifier.php", "comment-import", $posted_id);
-				}
-
-				return true;
-			}
-		} else {
-			if(!link_compare($item["owner-link"],$importer["url"])) {
-				/// @todo Check if this is really used
-				// The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
-				// but otherwise there's a possible data mixup on the sender's system.
-				// the tgroup delivery code called from item_store will correct it if it's a forum,
-				// but we're going to unconditionally correct it here so that the post will always be owned by our contact.
-				logger('Correcting item owner.', LOGGER_DEBUG);
-				$item["owner-name"]   = $importer["senderName"];
-				$item["owner-link"]   = $importer["url"];
-				$item["owner-avatar"] = $importer["thumb"];
-			}
-
-			if(($importer["rel"] == CONTACT_IS_FOLLOWER) && (!tgroup_check($importer["importer_uid"], $item))) {
-				logger("Contact ".$importer["id"]." is only follower and tgroup check was negative.", LOGGER_DEBUG);
-				return;
-			}
-
-			// This is my contact on another system, but it's really me.
-			// Turn this into a wall post.
-			$notify = item_is_remote_self($importer, $item);
-
-			$posted_id = item_store($item, false, $notify);
-
-			logger("Item was stored with id ".$posted_id, LOGGER_DEBUG);
-
-			if(stristr($item["verb"],ACTIVITY_POKE))
-				self::do_poke($item, $importer, $posted_id);
-		}
-	}
-
-	private function process_deletion($header, $xpath, $deletion, $importer) {
-
-		logger("Processing deletions");
-
-		foreach($deletion->attributes AS $attributes) {
-			if ($attributes->name == "ref")
-				$uri = $attributes->textContent;
-			if ($attributes->name == "when")
-				$when = $attributes->textContent;
-		}
-		if ($when)
-			$when = datetime_convert("UTC", "UTC", $when, "Y-m-d H:i:s");
-		else
-			$when = datetime_convert("UTC", "UTC", "now", "Y-m-d H:i:s");
-
-		if (!$uri OR !$importer["id"])
-			return false;
-
-		/// @todo Only select the used fields
-		$r = q("SELECT `item`.*, `contact`.`self` FROM `item` INNER JOIN `contact` on `item`.`contact-id` = `contact`.`id`
-				WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
-				dbesc($uri),
-				intval($importer["uid"]),
-				intval($importer["id"])
-			);
-		if(!count($r)) {
-			logger("Item with uri ".$uri." from contact ".$importer["id"]." for user ".$importer["uid"]." wasn't found.", LOGGER_DEBUG);
-			return;
-		} else {
-
-			$item = $r[0];
-
-			$entrytype = self::get_entry_type($importer, $item);
-
-			if(!$item["deleted"])
-				logger('deleting item '.$item["id"].' uri='.$uri, LOGGER_DEBUG);
-			else
-				return;
-
-			if($item["object-type"] === ACTIVITY_OBJ_EVENT) {
-				logger("Deleting event ".$item["event-id"], LOGGER_DEBUG);
-				event_delete($item["event-id"]);
-			}
-
-			if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
-				$xo = parse_xml_string($item["object"],false);
-				$xt = parse_xml_string($item["target"],false);
-				if($xt->type === ACTIVITY_OBJ_NOTE) {
-					$i = q("SELECT `id`, `contact-id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
-						dbesc($xt->id),
-						intval($importer["importer_uid"])
-					);
-					if(count($i)) {
-
-						// For tags, the owner cannot remove the tag on the author's copy of the post.
-
-						$owner_remove = (($item["contact-id"] == $i[0]["contact-id"]) ? true: false);
-						$author_remove = (($item["origin"] && $item["self"]) ? true : false);
-						$author_copy = (($item["origin"]) ? true : false);
-
-						if($owner_remove && $author_copy)
-							return;
-						if($author_remove || $owner_remove) {
-							$tags = explode(',',$i[0]["tag"]);
-							$newtags = array();
-							if(count($tags)) {
-								foreach($tags as $tag)
-									if(trim($tag) !== trim($xo->body))
-										$newtags[] = trim($tag);
-							}
-							q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
-								dbesc(implode(',',$newtags)),
-								intval($i[0]["id"])
-							);
-							create_tags_from_item($i[0]["id"]);
-						}
-					}
-				}
-			}
-
-			if($entrytype == DFRN_TOP_LEVEL) {
-				$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
-						`body` = '', `title` = ''
-					WHERE `parent-uri` = '%s' AND `uid` = %d",
-						dbesc($when),
-						dbesc(datetime_convert()),
-						dbesc($uri),
-						intval($importer["uid"])
-					);
-				create_tags_from_itemuri($uri, $importer["uid"]);
-				create_files_from_itemuri($uri, $importer["uid"]);
-				update_thread_uri($uri, $importer["uid"]);
-			} else {
-				$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
-						`body` = '', `title` = ''
-					WHERE `uri` = '%s' AND `uid` = %d",
-						dbesc($when),
-						dbesc(datetime_convert()),
-						dbesc($uri),
-						intval($importer["uid"])
-					);
-				create_tags_from_itemuri($uri, $importer["uid"]);
-				create_files_from_itemuri($uri, $importer["uid"]);
-				update_thread_uri($uri, $importer["importer_uid"]);
-				if($item["last-child"]) {
-					// ensure that last-child is set in case the comment that had it just got wiped.
-					q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
-						dbesc(datetime_convert()),
-						dbesc($item["parent-uri"]),
-						intval($item["uid"])
-					);
-					// who is the last child now?
-					$r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
-						ORDER BY `created` DESC LIMIT 1",
-							dbesc($item["parent-uri"]),
-							intval($importer["uid"])
-					);
-					if(count($r)) {
-						q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d",
-							intval($r[0]["id"])
-						);
-					}
-				}
-				// if this is a relayed delete, propagate it to other recipients
-
-				if($entrytype == DFRN_REPLY_RC) {
-					logger("Notifying followers about deletion of post ".$item["id"], LOGGER_DEBUG);
-					proc_run("php", "include/notifier.php","drop", $item["id"]);
-				}
-			}
-		}
-	}
-
-	/**
-	 * @brief Imports a DFRN message
-	 *
-	 * @param text $xml The DFRN message
-	 * @param array $importer Record of the importer user mixed with contact of the content
-	 * @param bool $sort_by_date Is used when feeds are polled
-	 */
-	function import($xml,$importer, $sort_by_date = false) {
-
-		if ($xml == "")
-			return;
-
-		if($importer["readonly"]) {
-			// We aren't receiving stuff from this person. But we will quietly ignore them
-			// rather than a blatant "go away" message.
-			logger('ignoring contact '.$importer["id"]);
-			return;
-		}
-
-		$doc = new DOMDocument();
-		@$doc->loadXML($xml);
-
-		$xpath = new DomXPath($doc);
-		$xpath->registerNamespace("atom", NAMESPACE_ATOM1);
-		$xpath->registerNamespace("thr", NAMESPACE_THREAD);
-		$xpath->registerNamespace("at", NAMESPACE_TOMB);
-		$xpath->registerNamespace("media", NAMESPACE_MEDIA);
-		$xpath->registerNamespace("dfrn", NAMESPACE_DFRN);
-		$xpath->registerNamespace("activity", NAMESPACE_ACTIVITY);
-		$xpath->registerNamespace("georss", NAMESPACE_GEORSS);
-		$xpath->registerNamespace("poco", NAMESPACE_POCO);
-		$xpath->registerNamespace("ostatus", NAMESPACE_OSTATUS);
-		$xpath->registerNamespace("statusnet", NAMESPACE_STATUSNET);
-
-		$header = array();
-		$header["uid"] = $importer["uid"];
-		$header["network"] = NETWORK_DFRN;
-		$header["type"] = "remote";
-		$header["wall"] = 0;
-		$header["origin"] = 0;
-		$header["contact-id"] = $importer["id"];
-
-		// Update the contact table if the data has changed
-		// Only the "dfrn:owner" in the head section contains all data
-		self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", false);
-
-		logger("Import DFRN message for user ".$importer["uid"]." from contact ".$importer["id"], LOGGER_DEBUG);
-
-		// is it a public forum? Private forums aren't supported by now with this method
-		$forum = intval($xpath->evaluate("/atom:feed/dfrn:community/text()", $context)->item(0)->nodeValue);
-
-		/// @todo Check the opposite as well (forum changed to non-forum)
-		if ($forum)
-			q("UPDATE `contact` SET `forum` = %d WHERE `forum` != %d AND `id` = %d",
-				intval($forum), intval($forum),
-				intval($importer["id"])
-			);
-
-		$mails = $xpath->query("/atom:feed/dfrn:mail");
-		foreach ($mails AS $mail)
-			self::process_mail($xpath, $mail, $importer);
-
-		$suggestions = $xpath->query("/atom:feed/dfrn:suggest");
-		foreach ($suggestions AS $suggestion)
-			self::process_suggestion($xpath, $suggestion, $importer);
-
-		$relocations = $xpath->query("/atom:feed/dfrn:relocate");
-		foreach ($relocations AS $relocation)
-			self::process_relocation($xpath, $relocation, $importer);
-
-		$deletions = $xpath->query("/atom:feed/at:deleted-entry");
-		foreach ($deletions AS $deletion)
-			self::process_deletion($header, $xpath, $deletion, $importer);
-
-		if (!$sort_by_date) {
-			$entries = $xpath->query("/atom:feed/atom:entry");
-			foreach ($entries AS $entry)
-				self::process_entry($header, $xpath, $entry, $importer);
-		} else {
-			$newentries = array();
-			$entries = $xpath->query("/atom:feed/atom:entry");
-			foreach ($entries AS $entry) {
-				$created = $xpath->query("atom:published/text()", $entry)->item(0)->nodeValue;
-				$newentries[strtotime($created)] = $entry;
-			}
-
-			// Now sort after the publishing date
-			ksort($newentries);
-
-			foreach ($newentries AS $entry)
-				self::process_entry($header, $xpath, $entry, $importer);
-		}
-	}
-}
-?>
diff --git a/include/ostatus.php b/include/ostatus.php
index caaeec84f7..00022f8c6c 100644
--- a/include/ostatus.php
+++ b/include/ostatus.php
@@ -1312,6 +1312,10 @@ function ostatus_add_author($doc, $owner) {
 function ostatus_entry($doc, $item, $owner, $toplevel = false, $repeat = false) {
 	$a = get_app();
 
+	if (($item["id"] != $item["parent"]) AND (normalise_link($item["author-link"]) != normalise_link($owner["url"]))) {
+		logger("OStatus entry is from author ".$owner["url"]." - not from ".$item["author-link"].". Quitting.", LOGGER_DEBUG);
+	}
+
 	$is_repeat = false;
 
 /*	if (!$repeat) {