Merge pull request #3021 from annando/1612-ostatus-follow

OStatus: Follow/Unfollow should now work again.

include/Contact.php

@@ -93,20 +93,13 @@ function terminate_friendship($user,$self,$contact) {
 
 	if($contact['network'] === NETWORK_OSTATUS) {
 
-		$slap = replace_macros(get_markup_template('follow_slap.tpl'), array(
-			'$name' => $user['username'],
-			'$profile_page' => $a->get_baseurl() . '/profile/' . $user['nickname'],
-			'$photo' => $self['photo'],
-			'$thumb' => $self['thumb'],
-			'$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
-			'$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':unfollow:' . get_guid(32),
-			'$title' => '',
-			'$type' => 'text',
-			'$content' => t('stopped following'),
-			'$nick' => $user['nickname'],
-			'$verb' => 'http://ostatus.org/schema/1.0/unfollow', // ACTIVITY_UNFOLLOW,
-			'$ostat_follow' => '' // '<as:verb>http://ostatus.org/schema/1.0/unfollow</as:verb>' . "\r\n"
-		));
+		require_once('include/ostatus.php');
+
+		// create an unfollow slap
+		$item = array();
+		$item['verb'] = NAMESPACE_OSTATUS."/unfollow";
+		$item['follow'] = $contact["url"];
+		$slap = ostatus::salmon($item, $user);
 
 		if((x($contact,'notify')) && (strlen($contact['notify']))) {
 			require_once('include/salmon.php');

include/follow.php

@@ -2,6 +2,10 @@
 require_once("include/Scrape.php");
 require_once("include/socgraph.php");
 require_once('include/group.php');
+require_once('include/salmon.php');
+require_once('include/ostatus.php');
+require_once("include/Photo.php");
+require_once('include/diaspora.php');
 
 function update_contact($id) {
 	/*
@@ -263,8 +267,6 @@ function new_contact($uid,$url,$interactive = false) {
 	if (intval($def_gid))
 		group_add_member($uid, '', $contact_id, $def_gid);
 
-	require_once("include/Photo.php");
-
 	// Update the avatar
 	update_contact_avatar($ret['photo'],$uid,$contact_id);
 
@@ -272,36 +274,22 @@ function new_contact($uid,$url,$interactive = false) {
 
 	proc_run(PRIORITY_HIGH, "include/onepoll.php", $contact_id, "force");
 
-	// create a follow slap
-
-	$tpl = get_markup_template('follow_slap.tpl');
-	$slap = replace_macros($tpl, array(
-		'$name' => $a->user['username'],
-		'$profile_page' => $a->get_baseurl() . '/profile/' . $a->user['nickname'],
-		'$photo' => $a->contact['photo'],
-		'$thumb' => $a->contact['thumb'],
-		'$published' => datetime_convert('UTC','UTC', 'now', ATOM_TIME),
-		'$item_id' => 'urn:X-dfrn:' . $a->get_hostname() . ':follow:' . get_guid(32),
-		'$title' => '',
-		'$type' => 'text',
-		'$content' => t('following'),
-		'$nick' => $a->user['nickname'],
-		'$verb' => ACTIVITY_FOLLOW,
-		'$ostat_follow' => ''
-	));
-
 	$r = q("SELECT `contact`.*, `user`.* FROM `contact` INNER JOIN `user` ON `contact`.`uid` = `user`.`uid`
-			WHERE `user`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
+			WHERE `user`.`uid` = %d AND `contact`.`self` LIMIT 1",
 			intval($uid)
 	);
 
-	if(count($r)) {
-		if(($contact['network'] == NETWORK_OSTATUS) && (strlen($contact['notify']))) {
-			require_once('include/salmon.php');
-			slapper($r[0],$contact['notify'],$slap);
+	if (dbm::is_result($r)) {
+		if (($contact['network'] == NETWORK_OSTATUS) && (strlen($contact['notify']))) {
+
+			// create a follow slap
+			$item = array();
+			$item['verb'] = ACTIVITY_FOLLOW;
+			$item['follow'] = $contact["url"];
+			$slap = ostatus::salmon($item, $r[0]);
+			slapper($r[0], $contact['notify'], $slap);
 		}
-		if($contact['network'] == NETWORK_DIASPORA) {
-			require_once('include/diaspora.php');
+		if ($contact['network'] == NETWORK_DIASPORA) {
 			$ret = diaspora::send_share($a->user,$contact);
 			logger('share returns: '.$ret);
 		}

include/ostatus.php

@@ -1561,10 +1561,13 @@ class ostatus {
 		if ($xml)
 			return $xml;
 
-		if ($item["verb"] == ACTIVITY_LIKE)
+		if ($item["verb"] == ACTIVITY_LIKE) {
 			return self::like_entry($doc, $item, $owner, $toplevel);
-		else
+		} elseif (in_array($item["verb"], array(ACTIVITY_FOLLOW, NAMESPACE_OSTATUS."/unfollow"))) {
+			return self::follow_entry($doc, $item, $owner, $toplevel);
+		} else {
 			return self::note_entry($doc, $item, $owner, $toplevel);
+		}
 	}
 
 	/**
@@ -1740,6 +1743,97 @@ class ostatus {
 		return $entry;
 	}
 
+	/**
+	 * @brief Adds the person object element to the XML document
+	 *
+	 * @param object $doc XML document
+	 * @param array $owner Contact data of the poster
+	 * @param array $contact Contact data of the target
+	 *
+	 * @return object author element
+	 */
+	private function add_person_object($doc, $owner, $contact) {
+
+		$object = $doc->createElement("activity:object");
+		xml::add_element($doc, $object, "activity:object-type", ACTIVITY_OBJ_PERSON);
+
+		if ($contact['network'] == NETWORK_PHANTOM) {
+			xml::add_element($doc, $object, "id", $contact['url']);
+			return $object;
+		}
+
+		xml::add_element($doc, $object, "id", $contact["alias"]);
+		xml::add_element($doc, $object, "title", $contact["nick"]);
+
+		$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $contact["url"]);
+		xml::add_element($doc, $object, "link", "", $attributes);
+
+		$attributes = array(
+				"rel" => "avatar",
+				"type" => "image/jpeg", // To-Do?
+				"media:width" => 175,
+				"media:height" => 175,
+				"href" => $contact["photo"]);
+		xml::add_element($doc, $object, "link", "", $attributes);
+
+		xml::add_element($doc, $object, "poco:preferredUsername", $contact["nick"]);
+		xml::add_element($doc, $object, "poco:displayName", $contact["name"]);
+
+		if (trim($contact["location"]) != "") {
+			$element = $doc->createElement("poco:address");
+			xml::add_element($doc, $element, "poco:formatted", $contact["location"]);
+			$object->appendChild($element);
+		}
+
+		return $object;
+	}
+
+	/**
+	 * @brief Adds a follow/unfollow entry element
+	 *
+	 * @param object $doc XML document
+	 * @param array $item Data of the follow/unfollow message
+	 * @param array $owner Contact data of the poster
+	 * @param bool $toplevel Is it for en entry element (false) or a feed entry (true)?
+	 *
+	 * @return object Entry element
+	 */
+	private function follow_entry($doc, $item, $owner, $toplevel) {
+
+		$item["id"] = $item["parent"] = 0;
+		$item['guid'] = get_guid(32);
+		$item["uri"] = $item['parent-uri'] = $item['thr-parent'] = 'urn:X-dfrn:'.get_app()->get_hostname() . ':follow:'.$item['guid'];
+		$item["created"] = $item["edited"] = datetime_convert('UTC','UTC', 'now', ATOM_TIME);
+		$item["app"] = "activity";
+
+		$contact = Probe::uri($item['follow']);
+
+		if ($contact['alias'] == '') {
+			$contact['alias'] = $contact["url"];
+		} else {
+			$item['follow'] = $contact['alias'];
+		}
+
+		if ($item['verb'] == ACTIVITY_FOLLOW) {
+			$message = t('<a href="%s">%s</> is now following <a href="%s">%s</>.');
+		} else {
+			$message = t('<a href="%s">%s</> stopped following <a href="%s">%s</>.');
+		}
+
+		$item["body"] = sprintf($message, $owner["url"], $owner["nick"], $contact["url"], $contact["nick"]);
+
+		$title = self::entry_header($doc, $entry, $owner, $toplevel);
+
+		self::entry_content($doc, $entry, $item, $owner, "");
+
+		$object = self::add_person_object($doc, $owner, $contact);
+		$entry->appendChild($object);
+
+		self::entry_footer($doc, $entry, $item, $owner);
+
+		return $entry;
+	}
+
 	/**
 	 * @brief Adds a regular entry element
 	 *
@@ -1881,9 +1975,14 @@ class ostatus {
 			}
 		}
 
-		xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation",
-							"href" => App::get_baseurl()."/display/".$owner["nick"]."/".$item["parent"]));
-		xml::add_element($doc, $entry, "ostatus:conversation", App::get_baseurl()."/display/".$owner["nick"]."/".$item["parent"]);
+		if (intval($item["parent"]) > 0) {
+			$conversation = App::get_baseurl()."/display/".$owner["nick"]."/".$item["parent"];
+		} else {
+			$conversation = "urn:X-dfrn:".App::get_baseurl().":conversation:".$item["guid"];
+		}
+
+		xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation));
+		xml::add_element($doc, $entry, "ostatus:conversation", $conversation);
 
 		$tags = item_getfeedtags($item);
 
@@ -1892,6 +1991,10 @@ class ostatus {
 				if ($t[0] == "@")
 					$mentioned[$t[1]] = $t[1];
 
+		if (isset($item['follow'])) {
+			$mentioned[$item['follow']] = $item['follow'];
+		}
+
 		// Make sure that mentions are accepted (GNU Social has problems with mixing HTTP and HTTPS)
 		$newmentions = array();
 		foreach ($mentioned AS $mention) {

view/templates/follow_slap.tpl

@@ -1,26 +0,0 @@
-
-	<entry>
-		<author>
-			<name>{{$name}}</name>
-			<uri>{{$profile_page}}</uri>
-			<link rel="photo"  type="image/jpeg" media:width="80" media:height="80" href="{{$thumb}}" />
-			<link rel="avatar" type="image/jpeg" media:width="80" media:height="80" href="{{$thumb}}" />
-		</author>
-
-		<id>{{$item_id}}</id>
-		<title>{{$title}}</title>
-		<published>{{$published}}</published>
-		<content type="{{$type}}" >{{$content}}</content>
-
-		<as:actor>
-		<as:object-type>http://activitystrea.ms/schema/1.0/person</as:object-type>
-		<id>{{$profile_page}}</id>
-		<title></title>
- 		<link rel="avatar" type="image/jpeg" media:width="175" media:height="175" href="{{$photo}}"/>
-		<link rel="avatar" type="image/jpeg" media:width="80" media:height="80" href="{{$thumb}}"/>
-		<poco:preferredUsername>{{$nick}}</poco:preferredUsername>
-		<poco:displayName>{{$name}}</poco:displayName>
-		</as:actor>
- 		<as:verb>{{$verb}}</as:verb>
-		{{$ostat_follow}}
-	</entry>