Twitter-compatible API - cleaned up sloppy control flow: exit() statements everywhere

darcs-hash:20081001025421-462f3-3bf666327de3a3c5ea506b2c387741dc3d0e82bf.gz

10 files changed, 102 insertions, 137 deletions

diff --git a/actions/api.php b/actions/api.php
index c4cfd569d..47a69f152 100644
--- a/actions/api.php
+++ b/actions/api.php
@@ -26,14 +26,14 @@ class ApiAction extends Action {
 	var $api_arg;
 	var $api_method;
 	var $api_action;
-	
+
 	function handle($args) {
 		parent::handle($args);
 
 		$this->api_action = $this->arg('apiaction');
 		$method = $this->arg('method');
 		$argument = $this->arg('argument');
-		
+
 		if (isset($argument)) {
 			$cmdext = explode('.', $argument);
 			$this->api_arg =  $cmdext[0];
@@ -45,71 +45,70 @@ class ApiAction extends Action {
 			$this->api_method = $cmdext[0];
 			$this->content_type = strtolower($cmdext[1]);
 		}
-								
+
 		# XXX Maybe check to see if the command actually exists first?
 		if($this->requires_auth()) {
 			if (!isset($_SERVER['PHP_AUTH_USER'])) {
-				
+
 				# This header makes basic auth go
 				header('WWW-Authenticate: Basic realm="Laconica API"');
-				
+
 				# if the user hits cancel -- bam!
-				$this->show_basic_auth_error();		
+				$this->show_basic_auth_error();
 			} else {
 				$nickname = $_SERVER['PHP_AUTH_USER'];
 				$password = $_SERVER['PHP_AUTH_PW'];
 				$user = common_check_user($nickname, $password);
-				
+
 				if ($user) {
 					$this->user = $user;
 					$this->process_command();
 				} else {
 					# basic authentication failed
-					$this->show_basic_auth_error();		
-				}			
+					$this->show_basic_auth_error();
+				}
 			}
 		} else {
 			$this->process_command();
-		}	
+		}
 	}
-	
-	function process_command() {		
+
+	function process_command() {
 		$action = "twitapi$this->api_action";
-		$actionfile = INSTALLDIR."/actions/$action.php";		
+		$actionfile = INSTALLDIR."/actions/$action.php";
 		if (file_exists($actionfile)) {
 			require_once($actionfile);
 			$action_class = ucfirst($action)."Action";
 			$action_obj = new $action_class();
 
 			if (method_exists($action_obj, $this->api_method)) {
-				
+
 				$apidata = array(	'content-type' => $this->content_type,
 									'api_method' => $this->api_method,
 									'api_arg' => $this->api_arg,
 									'user' => $this->user);
-				
+
 				call_user_func(array($action_obj, $this->api_method), $_REQUEST, $apidata);
-				# all API methods should exit()
 			}
+		} else {
+			common_user_error("API method not found!", $code=404);
 		}
-		common_user_error("API method not found!", $code=404);
 	}
 
-
 	# Whitelist of API methods that don't need authentication
 	function requires_auth() {
 		static $noauth = array(	'statuses/public_timeline',
 								'statuses/show',
 								'users/show',
-								'help/test', 
+								'help/test',
 								'help/downtime_schedule');
-		
+
 		static $bareauth = array('statuses/user_timeline',
-								 'statuses/friends', 
+								 'statuses/friends',
 								 'statuses/followers');
 
 		$fullname = "$this->api_action/$this->api_method";
-		
+
 		if (in_array($fullname, $bareauth)) {
 			# bareauth: only needs auth if without an argument
 			if ($this->api_arg) {
@@ -125,12 +124,11 @@ class ApiAction extends Action {
 			return true;
 		}
 	}
-	
+
 	function show_basic_auth_error() {
 	  	header('HTTP/1.1 401 Unauthorized');
 		header('Content-type: text/plain');
 	   	print("Could not authenticate you."); # exactly what Twitter says - no \n
-		exit();
 	}
-		
+
 }
diff --git a/actions/twitapiaccount.php b/actions/twitapiaccount.php
index 5baf0e3e3..4ce61f353 100644
--- a/actions/twitapiaccount.php
+++ b/actions/twitapiaccount.php
@@ -24,73 +24,66 @@ require_once(INSTALLDIR.'/lib/twitterapi.php');
 class TwitapiaccountAction extends TwitterapiAction {
 
 	function is_readonly() {
-		
+
 		static $write_methods = array(	'update_location',
 										'update_delivery_device');
-		
-		$cmdtext = explode('.', $this->arg('method'));		
-		
-		if (in_array($cmdtext[0], $write_methods)) {			
+
+		$cmdtext = explode('.', $this->arg('method'));
+
+		if (in_array($cmdtext[0], $write_methods)) {
 			return false;
 		}
-				
+
 		return true;
 	}
 
 	function verify_credentials($args, $apidata) {
 
 		if ($apidata['content-type'] == 'xml') {
-			header('Content-Type: application/xml; charset=utf-8');		
+			header('Content-Type: application/xml; charset=utf-8');
 			print '<authorized>true</authorized>';
 		} elseif ($apidata['content-type'] == 'json') {
-			header('Content-Type: application/json; charset=utf-8');		
+			header('Content-Type: application/json; charset=utf-8');
 			print '{"authorized":true}';
 		} else {
 			common_user_error(_('API method not found!'), $code=404);
 		}
-			
-		exit();
+
 	}
-	
+
 	function end_session($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
-	
+
 	function update_location($args, $apidata) {
 		parent::handle($args);
 
-		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
-			common_user_error(_('API method not found!'), $code = 404);
-			exit;
-		}
-
 		if ($_SERVER['REQUEST_METHOD'] != 'POST') {
 			$this->client_error(_('This method requires a POST.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$location = trim($this->arg('location'));
 
 		if (!is_null($location) && strlen($location) > 255) {
-			
-			// XXX: But Twitter just truncates and runs with it. -- Zach			
+
+			// XXX: But Twitter just truncates and runs with it. -- Zach
 			$this->client_error(_('That\'s too long. Max notice size is 255 chars.'), 406, $apidate['content-type']);
-			exit();
+			return;
 		}
-		
+
 		$user = $apidata['user'];
 		$profile = $user->getProfile();
-		
+
 		if (!$profile) {
 			common_server_error(_('User has no profile.'));
-			exit();
+			return;
 		}
-		
+
 		$orig_profile = clone($profile);
 		$profile->location = $location;
-		
+
 		common_debug('Old profile: ' . common_log_objstring($orig_profile), __FILE__);
 		common_debug('New profile: ' . common_log_objstring($profile), __FILE__);
 
@@ -99,29 +92,25 @@ class TwitapiaccountAction extends TwitterapiAction {
 		if (!$result) {
 			common_log_db_error($profile, 'UPDATE', __FILE__);
 			common_server_error(_('Couldn\'t save profile.'));
-			exit();
+			return;
 		}
 
 		common_broadcast_profile($profile);
 		$type = $apidata['content-type'];
-		
+
 		$this->init_document($type);
 		$this->show_profile($profile, $type);
 		$this->end_document($type);
-		
-		exit();
 	}
 
 
 	function update_delivery_device($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
-	
+
 	function rate_limit_status($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
 }
\ No newline at end of file
diff --git a/actions/twitapiblocks.php b/actions/twitapiblocks.php
index 0fdbba199..21d620dd3 100644
--- a/actions/twitapiblocks.php
+++ b/actions/twitapiblocks.php
@@ -26,13 +26,11 @@ class TwitapiblocksAction extends TwitterapiAction {
 	function create($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
-	
+
 	function destroy($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
-	
+
 }
\ No newline at end of file
diff --git a/actions/twitapidirect_messages.php b/actions/twitapidirect_messages.php
index 1ef543f81..466e74823 100644
--- a/actions/twitapidirect_messages.php
+++ b/actions/twitapidirect_messages.php
@@ -104,7 +104,6 @@ class Twitapidirect_messagesAction extends TwitterapiAction {
 			common_user_error(_('API method not found!'), $code = 404);
 		}
 
-		exit();
 	}
 
 	// had to change this from "new" to "create" to avoid PHP reserved word
@@ -113,7 +112,7 @@ class Twitapidirect_messagesAction extends TwitterapiAction {
 
 		if ($_SERVER['REQUEST_METHOD'] != 'POST') {
 			$this->client_error(_('This method requires a POST.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$user = $apidata['user'];
@@ -130,30 +129,30 @@ class Twitapidirect_messagesAction extends TwitterapiAction {
 		} else if (mb_strlen($status) > 140) {
 			$this->client_error(_('That\'s too long. Max message size is 140 chars.'),
 				$code = 406, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$other = $this->get_user($this->trimmed('user'));
 
 		if (!$other) {
 			$this->client_error(_('Recipient user not found.'), $code = 403, $apidata['content-type']);
-			exit();
+			return;
 		} else if (!$user->mutuallySubscribed($other)) {
 			$this->client_error(_('Can\'t send direct messages to users who aren\'t your friend.'),
 				$code = 403, $apidata['content-type']);
-			exit();
+			return;
 		} else if ($user->id == $other->id) {
 			// Sending msgs to yourself is allowed by Twitter
 			$this->client_error(_('Don\'t send a message to yourself; just say it to yourself quietly instead.'),
 				$code = 403, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$message = Message::saveNew($user->id, $other->id, $content, $source);
 
 		if (is_string($message)) {
 			$this->server_error($message);
-			exit();
+			return;
 		}
 
 		$this->notify($user, $other, $message);
@@ -164,13 +163,11 @@ class Twitapidirect_messagesAction extends TwitterapiAction {
 			$this->show_single_json_dmsg($message);
 		}
 
-		exit();
 	}
 
 	function destroy($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
 
 	function show_xml_dmsgs($message) {
diff --git a/actions/twitapifavorites.php b/actions/twitapifavorites.php
index d7d77907d..a327cddb4 100644
--- a/actions/twitapifavorites.php
+++ b/actions/twitapifavorites.php
@@ -66,7 +66,7 @@ class TwitapifavoritesAction extends TwitterapiAction {
 
 		if (!$profile) {
 			common_server_error(_('User has no profile.'));
-			exit();
+			return;
 		}
 
 		$page = $this->arg('page');
@@ -83,7 +83,7 @@ class TwitapifavoritesAction extends TwitterapiAction {
 
 		if (!$notice) {
 			common_server_error(_('Could not retrieve favorite notices.'));
-			exit();
+			return;
 		}
 
 		$sitename = common_config('site', 'name');
@@ -111,7 +111,6 @@ class TwitapifavoritesAction extends TwitterapiAction {
 			common_user_error(_('API method not found!'), $code = 404);
 		}
 
-		exit();
 	}
 
 	function create($args, $apidata) {
@@ -119,14 +118,14 @@ class TwitapifavoritesAction extends TwitterapiAction {
 
 		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
 			common_user_error(_('API method not found!'), $code = 404);
-			exit;
+			return;
 		}
 
 		// Check for RESTfulness
 		if (!in_array($_SERVER['REQUEST_METHOD'], array('POST', 'DELETE'))) {
 			// XXX: Twitter just prints the err msg, no XML / JSON.
 			$this->client_error(_('This method requires a POST or DELETE.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$user = $apidata['user'];
@@ -135,13 +134,13 @@ class TwitapifavoritesAction extends TwitterapiAction {
 
 		if (!$notice) {
 			$this->client_error(_('No status found with that ID.'), 404, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		// XXX: Twitter lets you fave things repeatedly via api.
 		if ($user->hasFave($notice)) {
 			$this->client_error(_('This notice is already a favorite!'), 403, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		common_debug("notice: " . $apidata['api_arg']);
@@ -150,7 +149,7 @@ class TwitapifavoritesAction extends TwitterapiAction {
 
 		if (!$fave) {
 			common_server_error(_('Could not create favorite.'));
-			exit();
+			return;
 		}
 
 		$this->notify($fave, $notice, $user);
@@ -162,13 +161,11 @@ class TwitapifavoritesAction extends TwitterapiAction {
 			$this->show_single_json_status($notice);
 		}
 
-		exit();
 	}
 
 	function destroy($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
 
 	// XXX: these two funcs swiped from faves.  Maybe put in util.php, or some common base class?
diff --git a/actions/twitapifriendships.php b/actions/twitapifriendships.php
index f9ff251d6..01aa5fa36 100644
--- a/actions/twitapifriendships.php
+++ b/actions/twitapifriendships.php
@@ -42,7 +42,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 
 		if ($_SERVER['REQUEST_METHOD'] != 'POST') {
 			$this->client_error(_('This method requires a POST.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$id = $apidata['api_arg'];
@@ -51,7 +51,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 
 		if (!$other) {
 			$this->client_error(_('Could not follow user: User not found.'), 403, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$user = $apidata['user'];
@@ -59,7 +59,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 		if ($user->isSubscribed($other)) {
 			$errmsg = sprintf(_('Could not follow user: %s is already on your list.'), $other->nickname);
 			$this->client_error($errmsg, 403, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$sub = new Subscription();
@@ -75,7 +75,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 		if (!$result) {
 			$errmsg = sprintf(_('Could not follow user: %s is already on your list.'), $other->nickname);
 			$this->client_error($errmsg, 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$sub->query('COMMIT');
@@ -86,7 +86,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 		$this->init_document($type);
 		$this->show_profile($other, $type);
 		$this->end_document($type);
-		exit();
+
 	}
 
 	//destroy
@@ -106,7 +106,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 
 		if (!in_array($_SERVER['REQUEST_METHOD'], array('POST', 'DELETE'))) {
 			$this->client_error(_('This method requires a POST or DELETE.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$id = $apidata['api_arg'];
@@ -126,14 +126,14 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 			$sub->query('COMMIT');
 		} else {
 			$this->client_error(_('You are not friends with the specified user.'), 403, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$type = $apidata['content-type'];
 		$this->init_document($type);
 		$this->show_profile($other, $type);
 		$this->end_document($type);
-		exit();
+
 	}
 
 	//	Tests if a friendship exists between two users.
@@ -154,7 +154,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 
 		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
 			common_user_error(_('API method not found!'), $code = 404);
-			exit;
+			return;
 		}
 
 		$user_a_id = $this->trimmed('user_a');
@@ -165,7 +165,7 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 
 		if (!$user_a || !$user_b) {
 			$this->client_error(_('Two user ids or screen_names must be supplied.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		if ($user_a->isSubscribed($user_b)) {
@@ -189,7 +189,6 @@ class TwitapifriendshipsAction extends TwitterapiAction {
 			break;
 		}
 
-		exit();
 	}
 
 }
\ No newline at end of file
diff --git a/actions/twitapihelp.php b/actions/twitapihelp.php
index d2439484c..6e9b41f8a 100644
--- a/actions/twitapihelp.php
+++ b/actions/twitapihelp.php
@@ -45,13 +45,12 @@ class TwitapihelpAction extends TwitterapiAction {
 		} else {
 			common_user_error(_('API method not found!'), $code=404);
 		}
-		exit();
+
 	}
 
 	function downtime_schedule($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
 
 }
\ No newline at end of file
diff --git a/actions/twitapinotifications.php b/actions/twitapinotifications.php
index 9e3cc15c4..8d93309a2 100644
--- a/actions/twitapinotifications.php
+++ b/actions/twitapinotifications.php
@@ -27,13 +27,11 @@ class TwitapinotificationsAction extends TwitterapiAction {
 	function follow($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
-	
+
 	function leave($args, $apidata) {
 		parent::handle($args);
 		common_server_error(_('API method under construction.'), $code=501);
-		exit();
 	}
-	
+
 }
\ No newline at end of file
diff --git a/actions/twitapistatuses.php b/actions/twitapistatuses.php
index ed6c224fa..16ed7484c 100644
--- a/actions/twitapistatuses.php
+++ b/actions/twitapistatuses.php
@@ -98,7 +98,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			common_server_error(_('Couldn\'t find any statuses.'), $code = 503);
 		}
 
-		exit();
 	}
 
 	/*
@@ -177,7 +176,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			common_user_error(_('API method not found!'), $code = 404);
 		}
 
-		exit();
 	}
 
 	/*
@@ -235,7 +233,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 
 		if (!$profile) {
 			common_server_error(_('User has no profile.'));
-			exit();
+			return;
 		}
 
 		$count = $this->arg('count');
@@ -290,7 +288,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			common_user_error(_('API method not found!'), $code = 404);
 		}
 
-		exit();
 	}
 
 	function update($args, $apidata) {
@@ -299,12 +296,12 @@ class TwitapistatusesAction extends TwitterapiAction {
 
 		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
 			common_user_error(_('API method not found!'), $code = 404);
-			exit;
+			return;
 		}
 
 		if ($_SERVER['REQUEST_METHOD'] != 'POST') {
 			$this->client_error(_('This method requires a POST.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$user = $apidata['user'];
@@ -322,7 +319,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 			// No error is given, but the status is not posted to the
 			// user's timeline.  Seems bad.  Shouldn't we throw an
 			// errror? -- Zach
-			exit();
+			return;
 
 		} else if (mb_strlen($status) > 140) {
 
@@ -331,7 +328,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 		    // that assume Twitter will truncate for them.  Should we just
 		    // truncate too? -- Zach
 			$this->client_error(_('That\'s too long. Max notice size is 140 chars.'), $code = 406, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$reply_to = NULL;
@@ -345,7 +342,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 				$reply_to = $in_reply_to_status_id;
 			} else {
 				$this->client_error(_('Not found'), $code = 404, $apidata['content-type']);
-				exit();
+				return;
 			}
 		}
 
@@ -353,7 +350,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 
 		if (is_string($notice)) {
 			$this->server_error($notice);
-			exit();
+			return;
 		}
 
 		common_broadcast_notice($notice);
@@ -367,7 +364,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 		$apidata['api_arg'] = $notice->id;
 		$this->show($args, $apidata);
 
-		exit();
 	}
 
 	/*
@@ -447,7 +443,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			common_user_error(_('API method not found!'), $code = 404);
 		}
 
-		exit();
 	}
 
 	function show($args, $apidata) {
@@ -455,7 +450,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 
 		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
 			common_user_error(_('API method not found!'), $code = 404);
-			exit;
+			return;
 		}
 
 		$notice_id = $apidata['api_arg'];
@@ -472,7 +467,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			$this->client_error(_('No status with that ID found.'), 404, $apidata['content-type']);
 		}
 
-		exit();
 	}
 
 
@@ -497,14 +491,14 @@ class TwitapistatusesAction extends TwitterapiAction {
 
 		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
 			common_user_error(_('API method not found!'), $code = 404);
-			exit;
+			return;
 		}
 
 		// Check for RESTfulness
 		if (!in_array($_SERVER['REQUEST_METHOD'], array('POST', 'DELETE'))) {
 			// XXX: Twitter just prints the err msg, no XML / JSON.
 			$this->client_error(_('This method requires a POST or DELETE.'), 400, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		$user = $apidata['user'];
@@ -513,7 +507,7 @@ class TwitapistatusesAction extends TwitterapiAction {
 
 		if (!$notice) {
 			$this->client_error(_('No status found with that ID.'), 404, $apidata['content-type']);
-			exit();
+			return;
 		}
 
 		if ($user->id == $notice->profile_id) {
@@ -532,7 +526,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			$this->client_error(_('You may not delete another user\'s status.'), 403, $apidata['content-type']);
 		}
 
-		exit();
 	}
 
 	# User Methods
@@ -626,7 +619,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 		$this->init_document($type);
 		$this->show_profiles($others, $type);
 		$this->end_document($type);
-		exit();
 	}
 
 	function get_subs_user($apidata) {
@@ -673,7 +665,6 @@ class TwitapistatusesAction extends TwitterapiAction {
 			break;
 		 default:
 			$this->client_error(_('unsupported file type'));
-			exit();
 		}
 	}
 
diff --git a/actions/twitapiusers.php b/actions/twitapiusers.php
index b43a64152..625a695e3 100644
--- a/actions/twitapiusers.php
+++ b/actions/twitapiusers.php
@@ -23,11 +23,11 @@ require_once(INSTALLDIR.'/lib/twitterapi.php');
 
 class TwitapiusersAction extends TwitterapiAction {
 
-	function is_readonly() {			
+	function is_readonly() {
 		return true;
 	}
 
-/*	
+/*
 	Returns extended information of a given user, specified by ID or
 	screen name as per the required id parameter below.	 This information
 	includes design settings, so third party developers can theme their
@@ -47,45 +47,45 @@ class TwitapiusersAction extends TwitterapiAction {
 	* email. Optional.	The email address of a user.  Ex:
 	http://twitter.com/users/show.xml?email=test@example.com
 
-*/	
+*/
 	function show($args, $apidata) {
 		parent::handle($args);
-		
+
 		if (!in_array($apidata['content-type'], array('xml', 'json'))) {
 			common_user_error(_('API method not found!'), $code = 404);
-			exit;
+			return;
 		}
-		
+
 		$user = null;
 		$email = $this->arg('email');
-		
+
 		if (isset($apidata['api_arg'])) {
 			if (is_numeric($apidata['api_arg'])) {
 				// by user id
-				$user = User::staticGet($apidata['api_arg']);			
+				$user = User::staticGet($apidata['api_arg']);
 			} else {
 				// by nickname
 				$nickname = common_canonical_nickname($apidata['api_arg']);
 				$user = User::staticGet('nickname', $nickname);
-			} 
+			}
 		} elseif ($email) {
 			// or, find user by email address
 			// XXX: The Twitter API spec say an id is *required*, but you can actually
 			// pull up a user with just an email address. -- Zach
-			$user = User::staticGet('email', $email);			
-		} 
+			$user = User::staticGet('email', $email);
+		}
 
 		if (!$user) {
 			// XXX: Twitter returns a random(?) user instead of throwing and err! -- Zach
 			$this->client_error(_('User not found.'), 404, $apidata['content-type']);
-			exit();
+			return;
 		}
-		
+
 		$profile = $user->getProfile();
 
 		if (!$profile) {
 			common_server_error(_('User has no profile.'));
-			exit();
+			return;
 		}
 
 		$twitter_user = $this->twitter_user_array($profile, true);
@@ -115,7 +115,7 @@ class TwitapiusersAction extends TwitterapiAction {
 		$twitter_user['following'] = '';
 		$twitter_user['notifications'] = '';
 
-		if ($apidata['content-type'] == 'xml') { 
+		if ($apidata['content-type'] == 'xml') {
 			$this->init_document('xml');
 			$this->show_twitter_xml_user($twitter_user);
 			$this->end_document('xml');
@@ -123,8 +123,7 @@ class TwitapiusersAction extends TwitterapiAction {
 			$this->init_document('json');
 			$this->show_json_objects($twitter_user);
 			$this->end_document('json');
-		} 
-			
-		exit();
+		}
+
 	}
 }