From 18f291fe077e803f7ffc6481b8d9c84ce3b368ff Mon Sep 17 00:00:00 2001
From: Nick Chambers <uplime@spookyinternet.com>
Date: Mon, 19 Jul 2021 22:09:11 -0500
Subject: [PATCH] Implement a fix for #16

---
 rowbot | 36 +++++++++++++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/rowbot b/rowbot
index aadb49e..cea7156 100755
--- a/rowbot
+++ b/rowbot
@@ -31,6 +31,17 @@ die() {
   exit "${STATUS:-42}"
 }
 
+get_array() {
+  local entry idx_size
+  declare -n scalar=ARR_${1^^}
+  declare -n array=$1
+
+  while read -r entry; do
+    idx_size=${entry%%:*} entry=${entry#"$idx_size":}
+    array[${entry:0:idx_size}]=${entry:idx_size}
+  done <<< "$scalar"
+}
+
 get_option() {
   if (( ! $# )); then
     return 1
@@ -82,6 +93,21 @@ is_running () {
   kill -0 "$1" 2>/dev/null
 }
 
+put_array() {
+  # The variable named array is a nameref to an array
+  # shellcheck disable=SC2178
+  declare -n array=$1
+  declare -n scalar=ARR_${1^^}
+  local key
+
+  for key in "${!array[@]}"; do
+    scalar+=${#key}:$key${array[$key]}$'\n'
+  done
+
+  scalar=${scalar%$'\n'}
+  export "ARR_${1^^}"
+}
+
 random() {
   local min=$1 max=$2
   printf %d "$(( (RANDOM % max) + min ))"
@@ -473,10 +499,10 @@ on_sys_first_003_welcome() {
 
 on_sys_init_999_welcome() {
   get_option chan ""
+  declare -gA isupport
 }
 
 on_msg_005_welcome() {
-  declare -gA isupport
   local param key value
 
   for param in "${msg_args[@]:1:${#msg_args[@]}-2}"; do
@@ -491,6 +517,14 @@ on_msg_005_welcome() {
   done
 }
 
+on_sys_before_001_welcome() {
+  put_array isupport
+}
+
+on_sys_after_999_welcome() {
+  get_array isupport
+}
+
 on_sys_register_999_welcome() {
   if [[ ${config[chan]} ]]; then
     irc_join "${config[chan]}"