Grab ISO from parent directory if it's there

extractiso.sh

@@ -17,7 +17,13 @@ set -e
 # download it if it doesn't exist
 if ! [ -e ${ORIG} ] ; then
     mkdir -p $(dirname ${ORIG})
-    wget -O "${ORIG}" "${ORIGURL}"
+    if [ -e $(dirname ${ORIG})/../$(basename ${ORIG}) ] ; then
+        # grab from parent directory
+        cp $(dirname ${ORIG})/../$(basename ${ORIG}) ${ORIG}
+    else
+        # grab from web
+        wget -O "${ORIG}" "${ORIGURL}"
+    fi
 fi
 
 # mount it