From 0154918c7141399d93407256e27480464a1dc5ee Mon Sep 17 00:00:00 2001
From: Y <theYinYeti@yalis.fr>
Date: Tue, 12 Nov 2019 08:07:13 +0100
Subject: [PATCH] work around unreliable EDT server

---
 epsiEDTtoICS.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/epsiEDTtoICS.sh b/epsiEDTtoICS.sh
index 76ca085..ed5a7a3 100755
--- a/epsiEDTtoICS.sh
+++ b/epsiEDTtoICS.sh
@@ -41,7 +41,11 @@ ENDOFTEXT
     thu=$(date +%Y%m%dT%z -d "$(($offset+4-$dayOfWeek))days")
     fri=$(date +%Y%m%dT%z -d "$(($offset+5-$dayOfWeek))days")
 
-    curl -s "https://edtmobiliteng.wigorservices.net/WebPsDyn.aspx?action=posEDTBEECOME&serverid=C&Tel=${1}&date=$(date +%m/%d/%Y -d "${offset}days")" \
+    for ((i=1; i<5; i=i*2)); do
+      week="$(curl -s "https://edtmobiliteng.wigorservices.net/WebPsDyn.aspx?action=posEDTBEECOME&serverid=C&Tel=${1}&date=$(date +%m/%d/%Y -d "${offset}days")")" \
+      && { echo "$week"; break; }
+      sleep ${i}s
+    done \
     | tr '\r\n' ' ' \
     | sed -r 's/[[:blank:]]+/ /g' \
     | grep -oE '<DIV [^>]*class="Case" [^>]*style="[^"]*left *:[^"]*"|DIV [^>]*style="[^"]*left *:[^"]*" [^>]*class="Case"|<td [^>]*class="TC(ase|Prof|hdeb|Salle)"([^<]|<[^/]|</[^t]|</t[^d])*</td>' \
@@ -104,6 +108,7 @@ ENDOFTEXT
         out()
       }'
     offset=$(($offset+7))
+    sleep 0.3s
   done
 
   cat <<-ENDOFTEXT