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|
#!/usr/bin/env bash
echo() { printf '%s\n' "$*"; }
html() {
: "${LIMIT:=1}"
aside="$(mktemp /tmp/sfeed_html_aside.XXXXXX)"
cat <<EOF
$(html_head)
<body>
<header>
<h1>
<a href="index.html"><img src="mars-eyes.png"
title="$(fortune)"
width="40" height="39"
alt="mars, but with eyes" /></a>
Planet ACDW</h1>
<p class="last-updated">last updated at <time>$(date -R)</time></p>
</header>
<nav>
<a href="feeds.html">all feeds</a>
//
<a href="feeds.xml">rss (full)</a>
//
<a href="feeds-short.xml">rss (short)</a>
//
<a href="feeds.opml">opml</a>
</nav>
<main>
$(html_main "$@")
<aside><ul>$(cat "$aside")</ul></aside>
</main>
<footer>
Generated by <a href="https://codemadness.org/sfeed-simple-feed-parser.html">sfeed</a>
using <a href="https://git.acdw.net/sfeed/">this configuration</a>.
</footer>
</body>
</html>
EOF
rm "$aside"
}
html_head() {
cat <<EOF
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Planet ACDW</title>
<link rel="stylesheet" type="text/css" href="style.css">
<link rel="shortcut icon" type="image/png" href="mars-eyes.png">
<link rel="alternate" type="application/atom+xml" title="rss (full)" href="feeds.xml">
<link rel="alternate" type="application/atom+xml" title="rss (short)" href="feeds-short.xml">
<link rel="alternate" type="application/xml" title="opml" href="feeds.opml">
</head>
EOF
}
html_main() {
cat <<EOF
<section id="list">
$(for file in "$@"; do html_feed "$file"; done)
</section>
EOF
}
filter_invidious() {
# Convert youtube links to invidious links
host="$(cat /tmp/invidious.host)"
sed "s@https://www\.youtube\.com@${host}@"
}
html_feed() { # html_feed FEED(file) => HTML
filename="$(basename "$1")"
now="$(date +%s)"
fresh_days=1
fresh_secs="$((fresh_days * 24 * 60 * 60))"
## ENTRIES
entries="$(awk -v NOW="$now" -v FRESH_SECS="$fresh_secs" \
-v NAME="$filename" -v ASIDE="$aside" -v limit="$LIMIT" \
'BEGIN { FS="\t"; fresh_feed = 0; FRESH = (NOW - FRESH_SECS); }
function unescape(t) {
t = html_escape(t);
gsub(/\\\t/,"\t",t);
gsub(/\\\n/,"\n",t);
gsub(/\\\\/,"\\",t);
return t
}
function html_escape(t) {
gsub(/</,"\\<",t);
gsub(/>/,"\\>",t);
gsub(/&/,"\\&",t);
return t
}
{
timestamp=$1;
title=$2;
link=$3;
content=unescape($4);
content_type=$5;
id=$6;
author=$7;
enclosure=$8;
category=$9;
if (limit && (timestamp < (NOW - (FRESH_SECS * 21)))) next;
show_in_sidebar = 1;
#print timestamp, title, link > "/dev/stderr";
date_cmd = "date -d \"@" timestamp "\" +\"%F %R\""
if (timestamp) {
date_cmd | getline ts;
close(date_cmd);
}
fresh = (timestamp >= FRESH)
if (fresh) fresh_feed = 1;
print "<tr class=\"entry " (fresh ? "fresh" : "") "\">"
print "<td class=\"entry-timestamp\">" ts "</td>"
printf "%s", "<td class=\"entry-extra\">"
if (enclosure) {
stamp = "@"
printf "%s", "<a href=\"" enclosure "\" target=\"_blank\">" stamp "</a>"
}
if ((link != id) && (id != enclosure) && (id ~ /^https?:/)) {
stamp = "#"
printf "%s", "<a href=\"" id "\" target=\"_blank\">" stamp "</a>"
}
print "</td>"
printf "<td class=\"entry-title%s", (link ~ /youtube/ ? " youtube" : "")
print "\"><a href=\"" link "\" target=\"_blank\">" title "</a></td>"
print "</tr>"
}
END {
if (show_in_sidebar) {
printf "<li%s>", (fresh_feed?" class=\"fresh\"":"") >> ASIDE
printf "<a href=\"#%s\">%s</a></li>\n", NAME, NAME >> ASIDE
}
printf "%s", (stamp ? stamp : ".") > "/dev/stderr"
}' "$1" | filter_invidious)"
if [ -z "$entries" ]; then return 1; fi
echo "<section id=\"$filename\">"
# TODO: Include a link back to the website
printf '<header><h2><a href="#%s">#</a> %s</h2>\n' "$filename" "$filename"
echo "<span class=\"flinks\">"
if [ -f "$SFEED_DATA/urls/$filename" ]; then
feed_url="$(sed -n '1p;1q' "$SFEED_DATA/urls/$filename")"
site_url="$(sed -n '2p;2q' "$SFEED_DATA/urls/$filename")"
[ -n "$site_url" ] && printf '<a class="site-url" href="%s">%s</a>\n//' "$site_url" site
[ -n "$feed_url" ] && printf '<a class="feed-url" href="%s">%s</a>\n//' "$feed_url" feed
fi
printf '\n<a class="top" href="#">%s</a>' top
echo "</span></header>"
echo "<table class=\"entries\">"
echo "$entries"
echo "</table>"
echo "</section>"
}
if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
html "$@"
fi
|
