update_rss_feed: escape dumped content while debugging

include/rssfuncs.php

@@ -662,7 +662,7 @@
 
 				if ($_REQUEST["xdebug"] == 2) {
 					print "content: ";
-					print $entry_content;
+					print htmlspecialchars($entry_content);
 					print "\n";
 				}
 
@@ -771,6 +771,12 @@
 					$entry_plugin_data .= mb_strtolower(get_class($plugin)) . ",";
 				}
 
+				if ($_REQUEST["xdebug"] == 2) {
+					print "processed content: ";
+					print htmlspecialchars($article["content"]);
+					print "\n";
+				}
+
 				$entry_plugin_data = db_escape_string($entry_plugin_data);
 
 				_debug("plugin data: $entry_plugin_data", $debug_enabled);