[SM-CVS] CVS: squirrelmail/src read_body.php,1.283.2.23,1.283.2.24

[Jonathan A. <jan...@us...>]

Update of /cvsroot/squirrelmail/squirrelmail/src
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv23369/src

Modified Files:
      Tag: SM-1_4-STABLE
	read_body.php 
Log Message:
Undefined index in rare situations when trying to calculate prev/next
links in attached messages.  Need to speak to cor about plugins as
I'm not able to find any way to reproduce his error, though this will 
fix it.



Index: read_body.php
===================================================================
RCS file: /cvsroot/squirrelmail/squirrelmail/src/read_body.php,v
retrieving revision 1.283.2.23
retrieving revision 1.283.2.24
diff -u -w -r1.283.2.23 -r1.283.2.24
--- read_body.php	16 Apr 2005 17:45:40 -0000	1.283.2.23
+++ read_body.php	6 Nov 2005 04:11:01 -0000	1.283.2.24
@@ -591,7 +591,7 @@
         }
 
         $prev_link = _("Previous");
-        if($entities[$passed_ent_id] > 1) {
+        if (!empty($entities[$passed_ent_id]) && ($entities[$passed_ent_id] > 1)) {
             $prev_ent_id = $entity_count[$entities[$passed_ent_id] - 1];
             $prev_link   = '<a href="'
                          . set_url_var($PHP_SELF, 'passed_ent_id', $prev_ent_id)
@@ -599,7 +599,7 @@
         }
 
         $next_link = _("Next");
-        if($entities[$passed_ent_id] < $c) {
+        if (!empty($entities[$passed_ent_id]) && ($entities[$passed_ent_id] < $c)) {
             $next_ent_id = $entity_count[$entities[$passed_ent_id] + 1];
             $next_link   = '<a href="'
                          . set_url_var($PHP_SELF, 'passed_ent_id', $next_ent_id)