Files
WeatherStar4000/static-env-handler.sh
2025-07-04 04:41:56 -06:00

45 lines
905 B
Bash
Executable File

#!/bin/sh
set -eu
ROOT="/usr/share/nginx/html"
QS=""
# URL encode a string
url_encode() {
local string="$1"
printf '%s' "$string" | sed 's/ /%20/g; s/"/%22/g; s/</%3C/g; s/>/%3E/g; s/&/%26/g; s/#/%23/g; s/+/%2B/g'
}
# build query string from WSQS_ env vars
while IFS='=' read -r key val; do
# Remove WSQS_ prefix and convert underscores to hyphens
key="${key#WSQS_}"
key="${key//_/-}"
# URL encode the value
encoded_val=$(url_encode "$val")
if [ -n "$QS" ]; then
QS="$QS&${key}=${encoded_val}"
else
QS="${key}=${encoded_val}"
fi
done << EOF
$(env | grep '^WSQS_')
EOF
if [ -n "$QS" ]; then
cat > "$ROOT/redirect.html" <<EOF
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Redirecting</title>
<meta http-equiv="refresh" content="0;url=/index.html?$QS" />
</head>
<body></body>
</html>
EOF
fi
exec nginx -g 'daemon off;'