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#!/bin/bash
# Copyright (c) 2025 Rodrigo Arias Mallo
# SPDX-License-Identifier: GPL-3.0-or-later
IFS= read -d '>' auth # Ignore auth
IFS= read -d '>' cmd
dir="$(dirname $(readlink -f $0))"
case "$cmd" in
"<cmd='open_url' url='"*);;
*) echo $cmd; exit;;
esac
url=${cmd#"<cmd='open_url' url='"}
url=${url%"' '"}
serve_error() {
printf "<cmd='start_send_page' url='' '>\n"
printf "Content-type: text/plain\r\n\r\n"
echo "Error: $@"
exit 0
}
serve_page() {
# For debug:
#set -x
url="$1"
url=${url#"rdrview:"}
tmpfile=$(mktemp "${TMPDIR:-/tmp}/rdrview.XXXXXX")
curl -L "$url" -o "$tmpfile" || serve_error "cannot download URL: $url"
printf "<cmd='start_send_page' url='' '>\n"
printf "Content-type: text/html\r\n\r\n"
echo "<!DOCTYPE html>"
echo "<html>"
echo "<head>"
rdrview -M < "$tmpfile" | grep '^Title' | sed 's/^Title: //g;s/^/<title>/;s_$_</title>_'
echo "<style>"
cat "$dir/style.css"
echo "</style>"
echo "</head>"
echo "<body>"
rdrview -u "$url" -T title,body -E utf-8 -H < "$tmpfile"
echo "</body>"
echo "</html>"
rm -f "$tmpfile"
}
case "$url" in
rdrview:*) serve_page "$url";;
*) serve_error "unknown URL: ${url}";;
esac
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