v2: Generate sitemap.xml

4 files changed, 154 insertions, 1 deletions

diff --git a/v2/src/bin/makemake b/v2/src/bin/makemake
index 22e92c9..c6e3407 100755
--- a/v2/src/bin/makemake
+++ b/v2/src/bin/makemake
@@ -71,6 +71,7 @@ EXTENSIONS='
 .html
 .snippets
 .htmlbody
+.mapentry
 '
 
 COLL_EXTENSIONS='
@@ -119,7 +120,7 @@ for lang in $(langs); do
 		exts | sed "s|^\(.*\)\$|$c.$lang\1 = \$($c.$lang.md:.md=\1)|"
 		exts | sed "s|^\(.*\)\$|\$($c.$lang\1)|" | varlist "$c.$lang"
 
-		mds | sed 's/^\(.*\)\.md$/\1.conf \1.content: \1.md/'
+		mds | sed 's/^\(.*\)\.md$/\1.mapentry \1.conf \1.content: \1.md/'
 		mds | sed 's/^\(.*\)\.md$/\1.categoryentry \1.indexentry \1.html: \1.conf \1.content/'
 		mds | sed 's/^\(.*\)\.md$/\1.snippets \1.htmlbody: \1.html/'
 		if [ "$c" = 'pages' ]; then
diff --git a/v2/src/bin/mapentry b/v2/src/bin/mapentry
new file mode 100755
index 0000000..34b6e75
--- /dev/null
+++ b/v2/src/bin/mapentry
@@ -0,0 +1,75 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  mapentry FILENAME
+		  mapentry -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+
+		Options:
+		  -h, --help    show this message
+
+		  FILENAME      the name of the input .md file
+
+
+		Process FILENAME, and generate a "mapentry": an "<url>...</url>"
+		entry to be included into the final sitemap.xml
+
+
+		Examples:
+
+		  Generate the sitemap entry entry for a TIL:
+
+		    $ xmlentry src/til/a-til.md > src/til/a-til.mapentry
+	EOF
+}
+
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+. src/lib.sh
+
+FILENAME="${1:-}"
+eval "$(assert_arg "$FILENAME" 'FILENAME')"
+
+
+url_absolute="$(url-for "$FILENAME" | absolute)"
+lastmod="$(git log -1 --format=%ad --date=short "$FILENAME")"
+export url_absolute lastmod
+
+envsubst < src/lib/mapentry.xml
diff --git a/v2/src/bin/sitemap b/v2/src/bin/sitemap
new file mode 100755
index 0000000..09f7eb1
--- /dev/null
+++ b/v2/src/bin/sitemap
@@ -0,0 +1,72 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  sitemap
+		  sitemap -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+
+		Options:
+		  -h, --help    show this message
+
+
+		Process all generate "*.mapentry" files, combine them all
+		together into the final "sitemap.xml" file.
+
+
+		Examples:
+
+		  Generate the final sitemap.xml:
+
+		    $ sitemap > src/sitemap.xml
+	EOF
+}
+
+
+for f in "$@"; do
+	case "$f" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+
+
+printf '<?xml version="1.0" encoding="UTF-8"?>\n'
+printf '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n'
+
+find "$CONTENT_PREFIX"/ -type f -name '*.mapentry' |
+	LANG=POSIX.UTF-8 sort |
+	xargs cat
+
+printf '</urlset>\n'
diff --git a/v2/src/lib/mapentry.xml b/v2/src/lib/mapentry.xml
new file mode 100644
index 0000000..5c715c0
--- /dev/null
+++ b/v2/src/lib/mapentry.xml
@@ -0,0 +1,5 @@
+  <url>
+    <loc>$url_absolute</loc>
+    <lastmod>$lastmod</lastmod>
+    <changefreq>monthly</changefreq>
+  </url>