X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=blobdiff_plain;f=template.php;h=fa0affbe3268535879395d2c8bf2402049784542;hp=7539a19dcb387b89c02f40eb5c1119f94dbf2514;hb=26bad7e66d87374bed4f126c7f202133828e387c;hpb=003188abd258a3f19d3a5ab08c3a08a848b45660

diff --git a/template.php b/template.php
index 7539a19..fa0affb 100644
--- a/template.php
+++ b/template.php
@@ -248,11 +248,11 @@ function tem_encoded_data($tag, $context)
 
 
 function is_sub_template(&$piece) {
-	return is_array($piece) and $piece['pieces'];
+	return is_array($piece) && isset($piece['pieces']);
 }
 
 function is_value_slot(&$piece) {
-	return is_array($piece) and !$piece['pieces'];
+	return is_array($piece) && !isset($piece['pieces']);
 }
 
 # Return a hash containing the top-level sub-templates of tem.
@@ -457,6 +457,9 @@ class tem {
 	}
 
 	function append($key, $value) {
+		if (!isset($this->data[$key])) {
+			$this->data[$key] = '';
+		}
 		$this->data[$key] .= $value;
 	}
 
@@ -475,6 +478,9 @@ class tem {
 	function show($name) {
 		$tem = tem_is_old_sub($name, $this->template);
 		if($tem) {
+			if (!isset($this->data[$name])) {
+				$this->data[$name] = '';
+			}
 			$this->data[$name] .= fill_template($tem, $this->data);
 		}
 	}