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|
#!/bin/sh
basedir="$(pwd)"
bottomtmp="$(mktemp)"
recursivebuild() {
local destdir=$(echo "$1" | sed 's|^src|http|')
mkdir -p "$destdir"
for file in "$1"/*; do
if [ -d "$file" ]; then
mkdir -p "$destdir/$(basename "$file")"
recursivebuild "$file"
else
copyfile "$file" "$destdir"
fi
done
}
mdpreprocess() {
file="$1"
if [ "$(echo "$file" | sed 's/.*\.//')" = "m4" ]; then
printf 'm4_include(macros.m4)m4_dnl\n%s\n' "$(cat "$file")" | \
m4 -P -I "$basedir/utils"
else
cat "$file"
fi
}
copyfile() {
file=$1
dest=$2
ind=$dest/index.html
extension=$(echo "$file" | sed 's/.*\.//')
case "$extension" in
# m4 preprocess is currently disabled
#m4)
# noext=$(echo "$file" | sed 's/\..*//')
# mdpreprocess "$file" > $noext.md
# ;;
md)
t="$(markdowntitle "$file")"
sed "s/TITLE/$t/" < top.html > "$ind"
mdpreprocess "$file" | \
lowdown --html-no-skiphtml --html-no-escapehtml \
>> "$ind"
cat "$bottomtmp" >> "$ind"
;;
noheadermd)
t="$(markdowntitle "$file")"
sed "s/TITLE/$t/" < top-nobar.html > "$ind"
mdpreprocess "$file" | \
lowdown --html-no-skiphtml --html-no-escapehtml \
>> "$ind"
;;
html)
t="$(htmltitle "$file")"
cat top.html "$file" "$bottomtmp" | sed "s/TITLE/$t/" > "$ind"
;;
raw)
namenoraw="$(basename "$file" | sed 's/\.raw$//')"
cp "$file" "$dest/$namenoraw"
;;
*)
cp "$file" "$dest/$(basename "$file")"
esac
}
markdowntitle() {
grep '^# ' "$1" | head -n 1 | sed 's/^# //'
}
htmltitle() {
grep '<!--TITLE: ' "$1" | sed 's/^<!--TITLE: //' | sed 's/-->$//'
}
feedify() {
printf '\n<![CDATA[\n'
printf '<p><emph>Note: internal links to '
printf '<a href="https://sebastiano.tronto.net">sebastiano.tronto.net</a> '
printf 'may be broken in feed view. Read this page online or fix them '
printf 'manually if you want to follow them.</emph></p>\n\n'
sed -n '/<main>/,/<\/main>/p; s/]]>/]]]]>\n<![CDATA[/g' "$1" \
| head -n -2 | tail -n +3
printf '\n]]>\n'
}
makeblogindexandfeed() {
mkdir -p http/blog
bf=http/blog/index.html
ff=http/blog/feed.xml
sed "s/TITLE/Blog/" < top.html > "$bf"
{ echo '<h1 id="blog">Blog</h1>';
echo '<table id="blog">';
echo '<a href="../series">Blog series</a> - ';
echo '<a href="feed.xml">RSS feed</a>'; } >> "$bf"
cp feed-top.xml "$ff"
for i in $(ls src/blog | sort -r); do
[ -d "src/blog/$i" ] || continue
f="src/blog/$i/*.md"
d="$(echo "$i" | grep -oE '^[0-9]{4}-[0-9]{2}-[0-9]{2}')"
t="$(markdowntitle $f)"
link="https://sebastiano.tronto.net/blog/$i"
#cont="$(sed -n '/<main>/,/<\/main>/p' http/blog/$i/index.html |\
#head -n -2 | tail -n +3)"
cont="$(feedify http/blog/$i/index.html)"
thisyear="$(echo "$d" | sed 's/-.*//')"
if [ "$thisyear" != "$lastyear" ]; then
echo "<tr><td><h2>$thisyear</h2></td></tr>" >> "$bf"
lastyear=$thisyear
fi
{ echo "<tr><td>$d</td>";
echo "<td><a href=\"$i\">$t</a></td></tr>"; } >> "$bf"
dd="$(echo "$d" | sed 's/.*-//')"
mm="$(echo "$d" | sed 's/....-//' | sed 's/-.*//')"
mon="$(month "$mm")"
{ echo "<item>";
echo "<title>$t</title>";
echo "<link>$link</link>";
echo "<guid isPermaLink=\"true\">$link</guid>";
echo "<description>$t</description>";
echo "<content:encoded>$cont</content:encoded>";
echo "<pubDate>$dd $mon $thisyear 00:00:00 GMT</pubDate>";
echo "</item>";
echo ""; } >> $ff
done
echo '</table>' >> "$bf"
cat "$bottomtmp" >> "$bf"
{ echo ""; echo "</channel>"; echo "</rss>"; } >> "$ff"
}
month() {
case "$1" in
01)
echo "Jan"
;;
02)
echo "Feb"
;;
03)
echo "Mar"
;;
04)
echo "Apr"
;;
05)
echo "May"
;;
06)
echo "Jun"
;;
07)
echo "Jul"
;;
08)
echo "Aug"
;;
09)
echo "Sep"
;;
10)
echo "Oct"
;;
11)
echo "Nov"
;;
12)
echo "Dec"
;;
esac
}
sed "s/LASTUPDATE/$(date +'%Y-%m-%d')/" <bottom.html >"$bottomtmp"
recursivebuild src
makeblogindexandfeed
|
