From 71d21c4999634b51ebcc7f7b26a312d56e243918 Mon Sep 17 00:00:00 2001
From: tworrall <tlw72@cornell.edu>
Date: Wed, 8 May 2013 15:59:25 -0400
Subject: [PATCH] additional checks for when the faculty count is less than the
 default page size

---
 productMods/js/homePageUtils.js | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/productMods/js/homePageUtils.js b/productMods/js/homePageUtils.js
index cdf2cd1a..d50dd0ac 100644
--- a/productMods/js/homePageUtils.js
+++ b/productMods/js/homePageUtils.js
@@ -23,7 +23,13 @@ $(document).ready(function(){
             var rowStart = Math.floor((Math.random()*facultyMemberCount)+1)-1;
             var diff;
             var pageSize = 4; // the number of faculty to display on the home page
-
+            
+            if ( facultyMemberCount < 5 ) {
+                pageSize = facultyMemberCount;
+            }
+            else {
+                pageSize = 4; // our default number; could have fewer than 4 in a test or dev environment
+            }
             // in case the random number is equal to or within 3 of the facultyMemberCount 
             if ( (rowStart + (pageSize-1)) > facultyMemberCount ) {
                 diff = (rowStart + (pageSize-1)) - facultyMemberCount;
@@ -34,6 +40,9 @@ $(document).ready(function(){
                     rowStart = rowStart - diff;
                 }
             }
+            if ( rowStart < 0 ) {
+                rowStart = 0;
+            }
 
             var dataServiceUrl = urlsBase + "/dataservice?getRandomSolrIndividualsByVClass=1&vclassId=";
             var url = dataServiceUrl + encodeURIComponent("http://vivoweb.org/ontology/core#FacultyMember");