fix clear hold shelf with 25 or more holds

When there are 25 or more shelf expired holds to be processed, the API call
returns an array of objects instead of an object, which the staff client wasn't
prepared to accommodate. This fixes that.

Signed-off-by: Jason Etheridge <jason@esilibrary.com>

diff --git a/Open-ILS/xul/staff_client/server/patron/holds.js b/Open-ILS/xul/staff_client/server/patron/holds.js
index 9b15aef..75ceaf0 100644 (file)
--- a/Open-ILS/xul/staff_client/server/patron/holds.js
+++ b/Open-ILS/xul/staff_client/server/patron/holds.js
@@ -1873,9 +1873,21 @@ patron.holds.prototype = {
                 ]
             );
             if (typeof robj.ilsevent != 'undefined') { throw(robj); }
-            if (typeof robj.cache_key == 'undefined') { throw(robj); }
 
-            var cache_key = robj.cache_key;
+            var cache_key;
+            if (typeof robj.cache_key != 'undefined') {
+                cache_key = robj.cache_key;
+            } else {
+                if (robj.constructor == Array) {
+                    for (var i = 0; i < robj.length; i++) {
+                        if (typeof robj[i].cache_key != 'undefined') {
+                            cache_key = robj[i].cache_key;
+                        }
+                    }
+                }
+            }
+
+            if (!cache_key) { throw(robj); }
 
             // id's in xulG.holds will prevent the normal retrieval method from
             // firing.  Let's put our affected hold.id's in here: