Update update-data.sh

site/bin/update-data.sh

@@ -7,13 +7,68 @@
 # - comment a LOT!
 
 main() {
-	# dispatcher function.
-	# this will run everything else.
+		# dispatcher function.
+		# this will run everything else.
+
+		# change when deploying
+		prefix=~/breadpunk/site/static
+
+		# jobs to run
+		# command | toml_output > file
+		update_shells > $prefix/shells.toml
+		update_users > $prefix/users.toml
 }
 
-# utilities
+# toml utilities
 
-toml_output() { # toml_output FILE ARRAY_ITEMS
-	# stupid toml outputter.
-	# outputs ARRAY_ITEMS as a toml array to FILE.
-	# adds warning comment and stuff.
+toml_output() {
+		# stupid toml outputter.
+		# outputs lines of stdin as a toml array to stdout.
+		# adds warning comment and stuff.
+		toml_header
+		toml_array data
+}
+
+toml_array() { # toml_array ARRAY_NAME
+		# read lines from stdin, and write a toml array called ARRAY_NAME or
+		# 'data' if not provided.
+		cat << END
+${1:-data} = [
+$(while read item; do printf '"%s", ' "$item"; done)
+]
+END
+}
+
+toml_header() {
+		cat << END
+# THIS FILE IS AUTOGENERATED BY $0
+# DO NOT HAND-EDIT
+END
+}
+
+# updaters
+
+update_shells() {
+		# output a list of all the shells installed
+		awk < /etc/shells -F/ \
+			'/^#/{next}/tmux$/{next}/screen$/{next}
+			{if (!match(shs, $NF)) shs = (shs ? shs"\n" : shs) $NF}
+			END{print shs}' | toml_output
+}
+
+update_users() {
+		# output a list of all users with ~/public_html directories, sorting by
+		# newest.
+		toml_header
+		# list of all users is in all
+		find /home/*/public_html -maxdepth 0 -printf '%T@\t%p\n'|
+				sort -nr |
+				cut -f2- |
+				sed 's,/home/\(.*\)/public_html,\1,' |
+				toml_array all
+		# list of logged in users is in login
+		users | tr ' ' '\n'| sort -u | toml_array login
+}
+
+# run the thing - DON'T EDIT HERE
+main "$@"