cosmic/bin/web

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Executable File

#!/bin/sh
entry_index () {
line="$1"
index=$2
log=$(printf "%s" "$line" | awk -F'\t' '{print $2}')
loghtml=$(printf "%s" "$log" | sed 's/\.[^.]*$//')
logdir=$(dirname "$log")
title=$(printf "%s" "$line" | awk -F'\t' '{print $1}' | sed 's|^.||')
itemnum=$((logcount-index+1))
page=$(( index / logs_per_page + 1 ))
if [ "$page" -ne 1 ]; then
entry_index_html="${temp_dir}/log/index-${page}.html"
else
entry_index_html="${log_html}"
fi
# print link in listings
if [ "$index" -lt 20 ]; then
printf "<a href=\"%s.html\">%s <span class=\"dim\">&gt;&gt;</span> %s</a>\\n" "$loghtml" "$itemnum" "$title" >> "${root_index_html}"
fi
printf "<a href=\"%s.html\">%s <span class=\"dim\">&gt;&gt;</span> %s</a>\\n" "$loghtml" "$itemnum" "$title" >> "${entry_index_html}"
# create entry
entry_html="${temp_dir}${loghtml}.html"
mkdir -p "${temp_dir}${logdir}"
cat "$web_header_html" > "${entry_html}"
{
printf " <title>%s</title>\\n" "$title"
printf " <link rel=\"canonical\" href=\"https://cosmic.voyage%s.html\">\\n" "$loghtml"
printf "</head>\\n<body>\\n<div class=\"page-wrapper\"><pre class=\"inner-wrapper\">\\n"
printf "<a href=\"/log\"><span class=\"dim\">&lt;&lt;</span> BACK TO RELAY ONE LOG</a>\\n\\n\\n"
sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g; s/"/\&quot;/g; s/'"'"'/\&#39;/g' "${gopher_dir}${log}"
# close up the entry footer
printf "</pre></div></body></html>"
} >> "${entry_html}"
}
run_user=$(id -un)
if [ "$run_user" = "root" ] || [ "$run_user" = "publish" ]; then
SCRIPT=$(readlink -f "$0")
SCRIPTPATH=$(dirname "$SCRIPT")
html_dir="/var/www/html"
gopher_dir="/var/gopher"
temp_dir=$(mktemp -d -t "web.XXXXXXXX") || exit 1
root_index_html="${temp_dir}/index.html"
log_html="${temp_dir}/log/index.html"
web_header_html="/etc/templates/webheader.tmpl"
ships_html="${temp_dir}/ships/index.html"
error_html="${temp_dir}/error.html"
join_html="${temp_dir}/join.html"
logcount=$(wc -l "${gopher_dir}/listing.gophermap" | awk '{print $1}')
logs_per_page=100
if [ "$1" = "safe" ]; then
root_date=$(stat -c %Y "$root_index_html")
listing_date=$(stat -c %Y "${gopher_dir}/listing.gophermap")
if [ "$listing_date" -lt "$root_date" ]; then
printf "Listings not updated. Abort\\n"
exit
fi
fi
# prep directories
mkdir -p "$(dirname "${log_html}")"
# Add standard header
cat "$web_header_html" > "${root_index_html}"
# Custom header elements and body start
{
printf "<title>Cosmic Voyage - Messages from Humanity's Stellar Diaspora</title>"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage\">"
printf "<link rel=\"alternate\" type=\"application/rss+xml\" title=\"Cosmic Voyage\" href=\"/rss.xml\">"
printf "<link rel=\"alternate\" type=\"application/atom+xml\" title=\"Cosmic Voyage\" href=\"/atom.xml\">"
printf "<meta name=\"description\" content=\"Cosmic Voyage is a public-access unix system and 'tilde' community based around a collaborative science-fiction universe. Users write stories as the people aboard ships, colonies, and outposts, using the only remaining free, interconnected network that unites the dispersed peoples of the stars.\">"
printf "</head>"
printf "<body>"
printf "<a class=\"mastodon\" rel=\"me\" href=\"https://tilde.zone/@cosmicvoyage\" aria-hidden=\"true\">a link to our mastodon account, to verify it as legitimate</a>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
# Intro text
cat "${gopher_dir}/intro.gophermap"
printf "\\n<a href=\"/join.html\"><span class=\"dim\">&gt;&gt;</span> How to Join Cosmic Voyage</a>\\n"
printf "<a href=\"/log\"><span class=\"dim\">&gt;&gt;</span> Complete Transmission Log</a>\\n"
printf "<a href=\"/ships\"><span class=\"dim\">&gt;&gt;</span> Ships, Colonies, Outposts</a>\\n"
printf "<a href=\"/rss.xml\"><span class=\"dim\">&gt;&gt;</span> RSS Feed</a>\\n"
printf "<a href=\"/atom.xml\"><span class=\"dim\">&gt;&gt;</span> Atom Feed</a>\\n\\n"
# Logs
printf "Most recent log entries:\\n"
} >> "${root_index_html}"
pages=$((logcount / logs_per_page + 1))
for i in $(seq 1 $pages); do
local_log_html="${log_html}"
if [ "$i" -gt 1 ]; then
local_log_html="${temp_dir}/log/index-${i}.html"
fi
cat "$web_header_html" > "${local_log_html}"
# Custom header elements and body start
{
printf "<title>Cosmic Voyage - Transmission Log</title>"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage/log\">"
printf "</head>"
printf "<body>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
printf "<a href=\"/\"><span class=\"dim\">&lt;&lt;</span> BACK TO RELAY ONE</a>\\n\\n"
# Intro text
cat "${gopher_dir}/log/intro.gophermap"
} >> "$local_log_html"
done
# Loop through listings gophermap
loop=0
while read -r line; do
loop=$((loop+1))
entry_index "$line" $loop
done < "${gopher_dir}/listing.gophermap"
for i in $(seq 1 $pages); do
next=$((i+1))
prev=$((i-1))
if [ "$i" -gt 1 ]; then
local_log_html="${temp_dir}/log/index-${i}.html"
else
local_log_html="${log_html}"
fi
# If there are more pages or previous pages, add nav
printf "\\n" >> "${local_log_html}"
if [ "$i" -lt "$pages" ]; then
printf "<a href=\"index-%s.html\"><span class=\"dim\">&gt;&gt;</span> Older Entries</a>\\n" "$next" >> "${local_log_html}"
fi
if [ "$i" -gt 1 ]; then
if [ "$prev" -eq 1 ]; then
printf "<a href=\"index.html\"><span class=\"dim\">&gt;&gt;</span> Newer Entries</a>\\n" >> "${local_log_html}"
else
printf "<a href=\"index-%s.html\"><span class=\"dim\">&gt;&gt;</span> Newer Entries</a>\\n" "$prev" >> "${local_log_html}"
fi
fi
{
printf "</pre>\\n"
printf "</div>\\n"
printf "</body>\\n"
printf "</html>"
} >> "${local_log_html}"
done
{
printf "</pre>\\n"
printf "</div>\\n"
printf "</body>\\n"
printf "</html>"
} >> "${root_index_html}"
# Generate ship pages
mkdir -p "${temp_dir}/ships"
# Add header info to html output
cat "$web_header_html" > "${ships_html}"
# Custom header elements and body start
{
printf "<title>Cosmic Voyage - Ships</title>"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage/ships\">"
printf "</head>"
printf "<body>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
printf "<a href=\"/\"><span class=\"dim\">&lt;&lt;</span> BACK TO RELAY ONE</a>\\n"
ship_intro="${gopher_dir}/ships/ships.gophermap"
if [ -f "$ship_intro" ]; then
cat "$ship_intro"
printf "\\n"
fi
} >> "${ships_html}"
# Add header info to html output
find "${gopher_dir}/" -maxdepth 1 ! -path "${gopher_dir}/" ! -path "${gopher_dir}/ships" ! -path "${gopher_dir}/log" -type d -print |
sed 's|/var/gopher/||' |
sort |
while read -r ship
do
entry_num=$(grep -c "^0${ship}" "${gopher_dir}/listing.gophermap")
if [ "$entry_num" != "0" ]; then
printf "<a href=\"/ships/%s/\"><span class=\"dim\">&gt;&gt;</span> %s <span class=\"dim\">(%s logs)</span></a>\\n" "$ship" "$ship" "$entry_num" >> "$ships_html"
# Create individual ship log page
ship_html="${temp_dir}/ships/${ship}/index.html"
mkdir -p "${temp_dir}/ships/${ship}"
# Add header info to html output
cat "$web_header_html" > "${ship_html}"
# Custom header elements and body start
{
printf "<title>Cosmic Voyage - %s</title>" "$ship"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage/ships/%s\">" "$ship"
printf "</head>"
printf "<body>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
# Contents
printf "<a href=\"/ships\"><span class=\"dim\">&lt;&lt;</span> BACK TO RELAY ONE SHIP LIST</a>\\n\\n\\n"
# Ship Description
desc="${gopher_dir}/${ship}/.description"
if [ -f "$desc" ]; then
cat "$desc"
printf "\\n"
fi
# Ship about page
about="${gopher_dir}/${ship}/ABOUT"
if [ -f "$about" ]; then
about_html="${temp_dir}/ships/${ship}/about.html"
cat "$web_header_html" > "${about_html}"
{
printf "<title>Cosmic Voyage - About %s</title>" "${ship}"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage/ships/%s/about.html\">" "${ship}"
printf "</head>"
printf "<body>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
printf "<a href=\"/ships/%s/\"><span class=\"dim\">&lt;&lt;</span> BACK TO SHIP</a>\\n\\n\\n" "${ship}"
cat "$about"
printf "</pre></div></body></html>"
} >> "${about_html}"
printf "<a href=\"%s\">About %s</a>\\n\\n" "/ships/${ship}/about.html" "$ship"
fi
# Ship logs
printf "%s - Ship Log\\n" "$ship"
tac "${gopher_dir}/listing.gophermap" |
awk -v tot="${logcount}" '{gsub("^0",NR" <span class=\"dim\">\\&gt;\\&gt;</span> ",$0);print $0}' |
grep -E "[0-9]+.*span>\\ ${ship}" |
awk -F"\\t" '{f=$2; gsub(".txt", ".html", f); printf "<a href=\"%s\">%s</a>\n", f, $1}'
# Author copyright and optional link
auth="/var/gopher/${ship}/AUTHOR"
if [ -f "$auth" ]; then
author_html="${temp_dir}/ships/${ship}/author.html"
cat "$web_header_html" > "${author_html}"
{
printf "<title>Cosmic Voyage - \"%s\" Author</title>" "${ship}"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage/ships/%s/author.html\">" "${ship}"
printf "</head>"
printf "<body>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
printf "<a href=\"/ships/%s/\"><span class=\"dim\">&lt;&lt;</span> BACK TO SHIP</a>\\n\\n\\n" "${ship}"
cat "$auth"
printf "</pre></div></body></html>"
} >> "${author_html}"
printf "\\n© %s <a href=\"%s\">%s</a>\\n" "$(date +%Y)" "/ships/${ship}/author.html" "$(head -n 1 "$auth")"
else
printf "\\n© %s %s\\n" "$(date +%Y)" "$(stat -c %U "${gopher_dir}/${ship}")"
fi
# License
lic="/var/gopher/${ship}/LICENSE"
if [ -f "$lic" ]; then
cp "$lic" "${temp_dir}/ships/${ship}/LICENSE.txt"
printf "<a href=\"%s\">%s</a>" "/ships/${ship}/LICENSE.txt" "$(head -n 1 "$lic")"
else
printf "All rights reserved.\\n"
fi
printf "</pre></div></body></html>"
} >> "${ship_html}"
fi
done
# Footer
{
printf "</div>\\n"
printf "</body>\\n"
printf "</html>"
} >> "${ships_html}"
# Print error page
cat "$web_header_html" > "${error_html}"
{
printf "</head><body><div class=\"page-wrapper\"><pre class=\"inner-wrapper\"><a href=\"/\"><span class=\"dim\">&lt;&lt;</span> BACK TO RELAY ONE</a>"
printf "\\n\\n\\nERROR. TRANSMISSION NOT FOUND.</pre></div></body></html>"
} >> "${error_html}"
# Print How to Join page
cat "$web_header_html" > "${join_html}"
{
printf "<title>Cosmic Voyage - How to Join</title>"
printf "<link rel=\"canonical\" href=\"https://cosmic.voyage/join.html\">"
printf "</head>"
printf "<body>"
printf "<div class=\"page-wrapper\">"
printf "<pre class=\"inner-wrapper\">"
printf "<a href=\"/\"><span class=\"dim\">&lt;&lt;</span> BACK TO COSMIC VOYAGE</a>\\n\\n\\n"
cat "/var/gopher/join.txt"
printf "</pre></div></body></html>"
} >> "${join_html}"
# copy favicon
install -m 775 -o publish -g publish "/var/cosmic/favicons/"* "${temp_dir}"
# copy cosmic banner
install -m 775 -o publish -g publish "/var/cosmic/files/cosmicbanner.png" "${temp_dir}"
install -m 775 -o publish -g publish "/var/cosmic/files/inconsolata-regular-webfont.woff" "${temp_dir}"
install -m 775 -o publish -g publish "/var/cosmic/files/inconsolata-regular-webfont.woff2" "${temp_dir}"
install -m 775 -o publish -g publish "/var/cosmic/files/styles.css" "${temp_dir}"
install -m 775 -o publish -g publish "/var/cosmic/files/scripts.js" "${temp_dir}"
install -m 775 -o publish -g publish "/var/cosmic/files/cosmic-promo.png" "${temp_dir}"
# generate tilde.json
userlist=$(voyagers | awk '{print "{\"username\":\"" $0 "\"}," }')
printf '{"name": "cosmic.voyage", "url": "https://cosmic.voyage", "signup_url": "https://cosmic.voyage/join.html", "user_count": %s, "want_users": true, "admin_email": "james@tomasino.org", "description": "Cosmic Voyage is a public-access unix system and tilde community based around a collaborative science-fiction universe. Users write stories as the people aboard ships, colonies, and outposts, using the only remaining free, interconnected network that unites the dispersed peoples of the stars.", "users": [%s]}' "$(grep -E '1[0-9]{3}' "/etc/passwd" | grep -c 'home')" "${userlist%?}" > "${temp_dir}/tilde.json"
# Overwirte web directory with temp
rsync -r --delete "${temp_dir}/" "${html_dir}/"
rm -rf "${temp_dir}"
# Generate RSS
# shellcheck source=rss
# shellcheck disable=SC1091
. "${SCRIPTPATH}/rss"
# Generate RSS
# shellcheck source=atom
# shellcheck disable=SC1091
. "${SCRIPTPATH}/atom"
# Let user's know it's done
printf "Web and Feeds rebuilt.\\n"
else
exec sudo -u publish "$0" "$@"
fi