1 files changed, 128 insertions, 5 deletions

diff --git a/actions/twitapifriendships.php b/actions/twitapifriendships.php
index e4888008b..c8fe95029 100644
--- a/actions/twitapifriendships.php
+++ b/actions/twitapifriendships.php
@@ -23,23 +23,146 @@ require_once(INSTALLDIR.'/lib/twitterapi.php');
 
 class TwitapifriendshipsAction extends TwitterapiAction {
 
-
 	function create($args, $apidata) {
 		parent::handle($args);
-		common_server_error("API method under construction.", $code=501);
+
+		$id = $this->trimmed('id');
+
+		$other = $this->get_user($id);
+
+		if (!$other) {
+			$this->client_error(_('No such user'));
+			return;
+		}
+		
+		$user = $apidata['user'];
+		
+		if ($user->isSubscribed($other)) {
+			$this->client_error(_('Already subscribed.'));
+			return;
+		}
+		
+		$sub = new Subscription();
+		$sub->subscriber = $user->id;
+		$sub->subscribed = $other->id;
+
+		$result = $sub->insert();
+
+		if (!$result) {
+			$this->server_error(_('Could not subscribe'));
+			return;
+		}
+		
+		mail_subscribe_notify($other, $user);
+
+		$this->show_profile($other);
 		exit();
 	}
 	
+	//destroy
+	//
+	//Discontinues friendship with the user specified in the ID parameter as the authenticating user.  Returns the un-friended user in the requested format when successful.  Returns a string describing the failure condition when unsuccessful. 
+	//
+	//URL: http://twitter.com/friendships/destroy/id.format
+	//
+	//Formats: xml, json
+	//
+	//Parameters:
+	//
+	//* id.  Required.  The ID or screen name of the user with whom to discontinue friendship.  Ex: http://twitter.com/friendships/destroy/12345.json or http://twitter.com/friendships/destroy/bob.xml
+	
 	function destroy($args, $apidata) {
 		parent::handle($args);
-		common_server_error("API method under construction.", $code=501);
+		$id = $this->trimmed('id');
+
+		# We can't subscribe to a remote person, but we can unsub
+		
+		$other = $this->get_profile($id);
+		$user = $apidata['user'];
+		
+		$sub = new Subscription();
+		$sub->subscriber = $user->id;
+		$sub->subscribed = $other->id;
+		
+		if ($sub->fetch(TRUE)) {
+			$sub->delete();
+		}
+
+		$this->show_profile($other);
 		exit();
 	}
+
+	//	Tests if a friendship exists between two users.
+	//	  
+	//	  
+	//	  URL: http://twitter.com/friendships/exists.format
+	//	
+	//	Formats: xml, json, none
+	//	  
+	//	  Parameters:
+	//	
+	//	    * user_a.  Required.  The ID or screen_name of the first user to test friendship for.
+	//	      * user_b.  Required.  The ID or screen_name of the second user to test friendship for.
+	//	  * Ex: http://twitter.com/friendships/exists.xml?user_a=alice&user_b=bob
 	
 	function exists($args, $apidata) {
 		parent::handle($args);
-		common_server_error("API method under construction.", $code=501);
-		exit();
+		$user_a_id = $this->trimmed('user_a');
+		$user_b_id = $this->trimmed('user_b');
+		$user_a = $this->get_profile($user_a_id);
+		$user_b = $this->get_profile($user_b_id);
+		
+		if (!$user_a || !$user_b) {
+			$this->client_error(_('No such user'));
+			return;
+		}
+		
+		if ($user_a->isSubscribed($user_b)) {
+			$result = 'true';
+		} else {
+			$result = 'false';
+		}
+		
+		switch ($apidata['content-type']) {
+		 case 'xml':
+			common_start_xml();
+			common_element('friends', NULL, $result);
+			common_end_xml();
+			break;
+		 case 'json':
+			print json_encode($result);
+			print "\n";
+			break;
+		 default:
+			print $result;
+			break;
+		}
+		
+	}
+
+	function get_profile($id) {
+		if (is_numeric($id)) {
+			return Profile::staticGet($id);
+		} else {
+			$user = User::staticGet('nickname', $id);
+			return $user->getProfile();
+		}
+	}
+	
+	function get_user($id) {
+		if (is_numeric($id)) {
+			return User::staticGet($id);
+		} else {
+			$user = User::staticGet('nickname', $id);
+			return $user->getProfile();
+		}
 	}
 	
+	function show_profile($profile) {
+		$profile_array = $this->user_array($profile);
+		$notice = $profile->getCurrentStatus();
+		if ($notice) {
+			$status_array = $this->status_array($notice):
+		}
+	}
 }
\ No newline at end of file