more uninitialized string offset warnings

diff --git a/includes/Tokenizer.php b/includes/Tokenizer.php
index eb98237..40e3370 100644 (file)
--- a/includes/Tokenizer.php
+++ b/includes/Tokenizer.php
@@ -64,9 +64,9 @@ class Tokenizer {
                        while ( $this->mPos <= $this->mTextLength ) {
                                switch ( @$ch = $this->mText[$this->mPos] ) {
                                        case 'R': // for "RFC "
-                                               if ( $this->mText[$this->mPos+1] == 'F' &&
-                                               $this->mText[$this->mPos+2] == 'C' &&
-                                               $this->mText[$this->mPos+4] == ' ' ) {
+                                               if ( isset($this->mText[$this->mPos+1]) && $this->mText[$this->mPos+1] == 'F' &&
+                                                isset($this->mText[$this->mPos+2]) && $this->mText[$this->mPos+2] == 'C' &&
+                                                isset($this->mText[$this->mPos+4]) && $this->mText[$this->mPos+4] == ' ' ) {
                                                        $queueToken["type"] = $queueToken["text"] = "RFC ";
                                                        $this->mQueuedToken[] = $queueToken;
                                                        $this->mPos += 3;