diff --git a/include/event.php b/include/event.php
index c7669b381c..4a9a9a0041 100755
--- a/include/event.php
+++ b/include/event.php
@@ -163,7 +163,7 @@ function bbtoevent($s) {
 	if(preg_match("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",$s,$match))
 		$ev['adjust'] = $match[1];
 	$match = '';
-	$ev['nofinish'] = (($ev['start'] && (! $ev['finish'])) ? 1 : 0);
+	$ev['nofinish'] = (($ev['start'] && (!x($ev, 'finish') || !$ev['finish'])) ? 1 : 0);
 	return $ev;
 
 }
diff --git a/include/items.php b/include/items.php
index c461b83b49..7d52571c25 100755
--- a/include/items.php
+++ b/include/items.php
@@ -308,7 +308,7 @@ function get_atom_elements($feed,$item) {
 	if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
 		$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
 		foreach($base as $link) {
-			if(! $res['author-avatar']) {
+			if(!x($res, 'author-avatar') || !$res['author-avatar']) {
 				if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
 					$res['author-avatar'] = unxmlify($link['attribs']['']['href']);
 			}
@@ -323,7 +323,7 @@ function get_atom_elements($feed,$item) {
 			foreach($base as $link) {
 				if($link['attribs']['']['rel'] === 'alternate' && (! $res['author-link']))
 					$res['author-link'] = unxmlify($link['attribs']['']['href']);
-				if(! $res['author-avatar']) {
+				if(!x($res, 'author-avatar') || !$res['author-avatar']) {
 					if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
 						$res['author-avatar'] = unxmlify($link['attribs']['']['href']);
 				}
@@ -503,7 +503,7 @@ function get_atom_elements($feed,$item) {
 		$base = $rawowner[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
 
 		foreach($base as $link) {
-			if(! $res['owner-avatar']) {
+			if(!x($res, 'owner-avatar') || !$res['owner-avatar']) {
 				if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')			
 					$res['owner-avatar'] = unxmlify($link['attribs']['']['href']);
 			}
diff --git a/include/template_processor.php b/include/template_processor.php
index 0d476f0e6e..7f270fb4b3 100755
--- a/include/template_processor.php
+++ b/include/template_processor.php
@@ -32,11 +32,12 @@
 	
 			if(is_array($r) && count($r)) {
 				foreach ($r as $k => $v ) {
-					if (is_array($v))
+					if (is_array($v)) {
 						$this->_build_replace($v, "$prefix$k.");
-					
-					$this->search[] =  $prefix . $k;
-					$this->replace[] = $v;
+					} else {
+						$this->search[] =  $prefix . $k;
+						$this->replace[] = $v;
+					}
 				}
 			}
 		} 
@@ -53,7 +54,7 @@
 			$keys = array_map('trim',explode(".",$name));		
 			$val = $this->r;
 			foreach($keys as $k) {
-				$val = $val[$k];
+				$val = (isset($val[$k]) ? $val[$k] : null);
 			}
 			return $val;
 		}
@@ -79,8 +80,8 @@
 			} else {
 				$val = $this->_get_var($args[2]);
 			}
-			list($strue, $sfalse)= preg_split("|{{ *else *}}|", $args[3]);
-			return ($val?$strue:$sfalse);
+			$x = preg_split("|{{ *else *}}|", $args[3]);
+			return ( $val ? $x[0] : (isset($x[1]) ? $x[1] : ""));
 		}
 		
 		/**