Second shot at figuring out action dispatch for Twitter-compatible API

darcs-hash:20080714080741-ca946-1b2f8c026f433e27a30abc104ca2dba11b9b662e.gz

1 files changed, 52 insertions, 33 deletions

diff --git a/actions/api.php b/actions/api.php
index 21404e331..2e7ed3558 100644
--- a/actions/api.php
+++ b/actions/api.php
@@ -19,18 +19,37 @@
 
 if (!defined('LACONICA')) { exit(1); }
 
-// XXX: Not sure of terminology yet... maybe call things "api_methods" insteads of "commands"
-
 class ApiAction extends Action {
 
+	var $nickname;
+	var $content_type;
+	var $api_arg;
+	var $api_method;
+	var $api_action;
+	
 	function handle($args) {
 		parent::handle($args);
 
-		$command = $this->arg('command');
+		$this->api_action = $this->arg('apiaction');
+		$method = $this->arg('method');
+		$argument = $this->arg('argument');
 		
-		# XXX Maybe check to see if the command actually exists first
+		if (isset($argument)) {
+			$cmdext = explode('.', $argument);
+			$this->api_arg =  $cmdext[0];
+			$this->api_method = $method;
+			$this->content_type = $cmdext[1];
+		} else {
+			#content type will be an extension on the method
+			$cmdext = explode('.', $method);
+			$this->api_method = $cmdext[0];
+			$this->content_type = $cmdext[1];
+		}
 		
-		if($this->requires_auth($command)) {
+		# common_debug("apiaction = $this->api_action, method = $this->api_method, argument = $this->api_arg, ctype = $this->content_type");
+						
+		# XXX Maybe check to see if the command actually exists first?
+		if($this->requires_auth()) {
 			if (!isset($_SERVER['PHP_AUTH_USER'])) {
 				
 				# This header makes basic auth go
@@ -44,49 +63,49 @@ class ApiAction extends Action {
 				$user = common_check_user($nickname, $password);
 				
 				if ($user) {
-					$this->process_command($command, $nickname, $password);
+					$this->nickname = $nickname;
+					$this->process_command();
 				} else {
 					# basic authentication failed
 					common_show_basic_auth_error();		
 				}			
 			}
-		
 		} else {
-			$this->process_command($command);
-		}
+			$this->process_command();
+		}	
 	}
 	
-	# this is where we can dispatch off to api Class files
-	function process_command($command, $nickname=NULL, $password=NULL) {
-	
-		$parts = explode('.', $command);
-		$api_action = "api_$parts[0]";
-		$extension = $parts[1]; # requested content type
-				
-		$api_actionfile = INSTALLDIR."/actions/$api_action.php";
-		
-		if (file_exists($api_actionfile)) {
-			require_once($api_actionfile);
-			$action_class = ucfirst($api_action)."Action";
+	function process_command() {		
+		$action = "api$this->api_action";
+		$actionfile = INSTALLDIR."/actions/$action.php";		
+		if (file_exists($actionfile)) {
+			require_once($actionfile);
+			$action_class = ucfirst($action)."Action";
 			$action_obj = new $action_class();
 
-			# need to pass off nick and password and stuff ... put in $args? constructor? 
-			# pull from $_REQUEST later?
-			call_user_func(array($action_obj, 'handle'), $_REQUEST);
-		} else {
-			
-			# need appropriate API error functs
-			print "\nerror!\n";
+			if (method_exists($action_obj, $this->api_method)) {
+				
+				$apidata = array(	'content-type' => $this->content_type,
+									'api_method' => $this->api_method,
+									'api_arg' => $this->api_arg,
+									'nickanme' => $htis->nickanme);
+				
+				call_user_func(array($action_obj, $this->api_method), $_REQUEST, $apidata);
+				# all API methods should exit()
+			}
 		}
+		common_user_error("API method not found!", $code=404);
 	}
 
+
 	# Whitelist of API methods that don't need authentication
-	function requires_auth($command) {
-		
-		# The only command that doesn't in Twitter's API is public_timeline
-		if (ereg('^public_timeline.*$', $command)) {
+	function requires_auth() {
+		static $noauth = array(	'statuses/public_timeline', 
+								'help/test', 
+								'help/downtime_schedule');
+		if (in_array("$this->api_action/$this->api_method", $noauth)) {
 			return false;
-		}
+		}		
 		return true;
 	}