reduce search depth when splitting word sets

Too many out-of-memory conditions with the current algorithm.

diff --git a/lib/lib.php b/lib/lib.php
index 092965baa27123c5cf21f64d3728646a71f9201f..e14f52f9327bc632af7952b19d3bea0c470224b6 100644 (file)
--- a/lib/lib.php
+++ b/lib/lib.php
@@ -55,7 +55,7 @@ function getWordSets($aWords, $iDepth)
 {
     $aResult = array(array(join(' ', $aWords)));
     $sFirstToken = '';
 {
     $aResult = array(array(join(' ', $aWords)));
     $sFirstToken = '';

-    if ($iDepth < 8) {
+    if ($iDepth < 7) {

         while (sizeof($aWords) > 1) {
             $sWord = array_shift($aWords);
             $sFirstToken .= ($sFirstToken?' ':'').$sWord;
         while (sizeof($aWords) > 1) {
             $sWord = array_shift($aWords);
             $sFirstToken .= ($sFirstToken?' ':'').$sWord;