1 files changed, 20 insertions, 9 deletions

diff --git a/lib/apiaction.php b/lib/apiaction.php
index 82685e62e..7eba1b3b8 100644
--- a/lib/apiaction.php
+++ b/lib/apiaction.php
@@ -728,6 +728,12 @@ class ApiAction extends Action
         $this->endDocument('xml');
     }
 
+    function showSingleAtomStatus($notice)
+    {
+        header('Content-Type: application/atom+xml; charset=utf-8');
+        print $notice->asAtomEntry(true, true, true, $this->auth_user);
+    }
+
     function show_single_json_status($notice)
     {
         $this->initDocument('json');
@@ -1361,11 +1367,16 @@ class ApiAction extends Action
         return;
     }
 
+    private static function is_decimal($str)
+    {
+        return preg_match('/^[0-9]+$/', $str);
+    }
+
     function getTargetUser($id)
     {
         if (empty($id)) {
             // Twitter supports these other ways of passing the user ID
-            if (is_numeric($this->arg('id'))) {
+            if (self::is_decimal($this->arg('id'))) {
                 return User::staticGet($this->arg('id'));
             } else if ($this->arg('id')) {
                 $nickname = common_canonical_nickname($this->arg('id'));
@@ -1373,7 +1384,7 @@ class ApiAction extends Action
             } else if ($this->arg('user_id')) {
                 // This is to ensure that a non-numeric user_id still
                 // overrides screen_name even if it doesn't get used
-                if (is_numeric($this->arg('user_id'))) {
+                if (self::is_decimal($this->arg('user_id'))) {
                     return User::staticGet('id', $this->arg('user_id'));
                 }
             } else if ($this->arg('screen_name')) {
@@ -1384,7 +1395,7 @@ class ApiAction extends Action
                 return $this->auth_user;
             }
 
-        } else if (is_numeric($id)) {
+        } else if (self::is_decimal($id)) {
             return User::staticGet($id);
         } else {
             $nickname = common_canonical_nickname($id);
@@ -1397,7 +1408,7 @@ class ApiAction extends Action
         if (empty($id)) {
 
             // Twitter supports these other ways of passing the user ID
-            if (is_numeric($this->arg('id'))) {
+            if (self::is_decimal($this->arg('id'))) {
                 return Profile::staticGet($this->arg('id'));
             } else if ($this->arg('id')) {
                 // Screen names currently can only uniquely identify a local user.
@@ -1407,7 +1418,7 @@ class ApiAction extends Action
             } else if ($this->arg('user_id')) {
                 // This is to ensure that a non-numeric user_id still
                 // overrides screen_name even if it doesn't get used
-                if (is_numeric($this->arg('user_id'))) {
+                if (self::is_decimal($this->arg('user_id'))) {
                     return Profile::staticGet('id', $this->arg('user_id'));
                 }
             } else if ($this->arg('screen_name')) {
@@ -1415,7 +1426,7 @@ class ApiAction extends Action
                 $user = User::staticGet('nickname', $nickname);
                 return $user ? $user->getProfile() : null;
             }
-        } else if (is_numeric($id)) {
+        } else if (self::is_decimal($id)) {
             return Profile::staticGet($id);
         } else {
             $nickname = common_canonical_nickname($id);
@@ -1427,7 +1438,7 @@ class ApiAction extends Action
     function getTargetGroup($id)
     {
         if (empty($id)) {
-            if (is_numeric($this->arg('id'))) {
+            if (self::is_decimal($this->arg('id'))) {
                 return User_group::staticGet($this->arg('id'));
             } else if ($this->arg('id')) {
                 $nickname = common_canonical_nickname($this->arg('id'));
@@ -1440,7 +1451,7 @@ class ApiAction extends Action
             } else if ($this->arg('group_id')) {
                 // This is to ensure that a non-numeric user_id still
                 // overrides screen_name even if it doesn't get used
-                if (is_numeric($this->arg('group_id'))) {
+                if (self::is_decimal($this->arg('group_id'))) {
                     return User_group::staticGet('id', $this->arg('group_id'));
                 }
             } else if ($this->arg('group_name')) {
@@ -1453,7 +1464,7 @@ class ApiAction extends Action
                 }
             }
 
-        } else if (is_numeric($id)) {
+        } else if (self::is_decimal($id)) {
             return User_group::staticGet($id);
         } else {
             $nickname = common_canonical_nickname($id);