Index: includes/api/ApiQueryLogEvents.php
===================================================================
--- includes/api/ApiQueryLogEvents.php	(revision 40526)
+++ includes/api/ApiQueryLogEvents.php	(working copy)
@@ -134,6 +134,46 @@
 		$this->getResult()->setIndexedTagName($data, 'item');
 		$this->getResult()->addValue('query', $this->getModuleName(), $data);
 	}
+	
+	public static function addLogParams($result, &$vals, $params, $type) {
+		$params = explode("\n", $params);
+		switch ($type) {
+			case 'move':
+				if (isset ($params[0])) {
+					$title = Title :: newFromText($params[0]);
+					if ($title) {
+						$vals2 = array();
+						ApiQueryBase :: addTitleInfo($vals2, $title, "new_");
+						$vals[$type] = $vals2;
+						$params = null;
+					}
+				}
+				break;
+			case 'patrol':
+				$vals2 = array();
+				list( $vals2['cur'], $vals2['prev'], $vals2['auto'] ) = $params;
+				$vals[$type] = $vals2;
+				$params = null;
+				break;
+			case 'rights':
+				$vals2 = array();
+				list( $vals2['old'], $vals2['new'] ) = $params;
+				$vals[$type] = $vals2;
+				$params = null;
+				break;
+			case 'block':
+				$vals2 = array();
+				list( $vals2['duration'], $vals2['flags'] ) = $params;
+				$vals[$type] = $vals2;
+				$params = null;
+				break;
+		}
+		if (!is_null($params)) {
+			$result->setIndexedTagName($params, 'param');
+			$vals = array_merge($vals, $params);
+		}
+		return $vals;
+	}
 
 	private function extractRowInfo($row) {
 		$vals = array();
@@ -154,43 +194,8 @@
 		}
 
 		if ($this->fld_details && $row->log_params !== '') {
-			$params = explode("\n", $row->log_params);
-			switch ($row->log_type) {
-				case 'move':
-					if (isset ($params[0])) {
-						$title = Title :: newFromText($params[0]);
-						if ($title) {
-							$vals2 = array();
-							ApiQueryBase :: addTitleInfo($vals2, $title, "new_");
-							$vals[$row->log_type] = $vals2;
-							$params = null;
-						}
-					}
-					break;
-				case 'patrol':
-					$vals2 = array();
-					list( $vals2['cur'], $vals2['prev'], $vals2['auto'] ) = $params;
-					$vals[$row->log_type] = $vals2;
-					$params = null;
-					break;
-				case 'rights':
-					$vals2 = array();
-					list( $vals2['old'], $vals2['new'] ) = $params;
-					$vals[$row->log_type] = $vals2;
-					$params = null;
-					break;
-				case 'block':
-					$vals2 = array();
-					list( $vals2['duration'], $vals2['flags'] ) = $params;
-					$vals[$row->log_type] = $vals2;
-					$params = null;
-					break;
-			}
-
-			if (isset($params)) {
-				$this->getResult()->setIndexedTagName($params, 'param');
-				$vals = array_merge($vals, $params);
-			}
+			self::addLogParams($this->getResult(), $vals,
+				$row->log_params, $row->log_type);
 		}
 
 		if ($this->fld_user) {
Index: includes/api/ApiQueryRecentChanges.php
===================================================================
--- includes/api/ApiQueryRecentChanges.php	(revision 40526)
+++ includes/api/ApiQueryRecentChanges.php	(working copy)
@@ -180,6 +180,7 @@
 			$this->fld_sizes = isset ($prop['sizes']);
 			$this->fld_redirect = isset($prop['redirect']);
 			$this->fld_patrolled = isset($prop['patrolled']);
+			$this->fld_loginfo = isset($prop['loginfo']);
 
 			global $wgUser;
 			if($this->fld_patrolled && !$wgUser->isAllowed('patrol'))
@@ -198,6 +199,10 @@
 			$this->addFieldsIf('rc_old_len', $this->fld_sizes);
 			$this->addFieldsIf('rc_new_len', $this->fld_sizes);
 			$this->addFieldsIf('rc_patrolled', $this->fld_patrolled);
+			$this->addFieldsIf('rc_logid', $this->fld_loginfo);
+			$this->addFieldsIf('rc_log_type', $this->fld_loginfo);
+			$this->addFieldsIf('rc_log_action', $this->fld_loginfo);
+			$this->addFieldsIf('rc_params', $this->fld_loginfo);
 			if($this->fld_redirect || isset($show['redirect']) || isset($show['!redirect']))
 			{
 				$this->addTables('page');
@@ -326,6 +331,15 @@
 		/* Add the patrolled flag */
 		if ($this->fld_patrolled && $row->rc_patrolled == 1)
 			$vals['patrolled'] = '';
+			
+		if ($this->fld_loginfo && $row->rc_type == RC_LOG) {
+			$vals['logid'] = $row->rc_logid;
+			$vals['logtype'] = $row->rc_log_type;
+			$vals['logaction'] = $row->rc_log_action;
+			ApiQueryLogEvents::addLogParams($this->getResult(),
+				$vals, $row->rc_params,
+				$row->rc_log_type);
+		}
 		
 		if(!is_null($this->token))
 		{
@@ -395,7 +409,8 @@
 					'ids',
 					'sizes',
 					'redirect',
-					'patrolled'
+					'patrolled',
+					'loginfo',
 				)
 			),
 			'token' => array(
Index: RELEASE-NOTES
===================================================================
--- RELEASE-NOTES	(revision 40526)
+++ RELEASE-NOTES	(working copy)
@@ -220,6 +220,7 @@
 * (bug 15445) Added action=patrol
 * (bug 15466) Added action=purge
 * (bug 15486) action=block ignores autoblock parameter
+* (bug 15492) added rcprop=loginfo to list=recentchanges
 
 === Languages updated in 1.14 ===