Add optionally-auth’d archival to fedi-archive

Now even private posts can be fetched, if you
so choose.

fedi-archive.sh

@@ -36,11 +36,16 @@ output_post_of_index() {
 # `max_id` can be passed to return only messages older than said message.
 fetch_page() {
 	local server="$1"; local user="$2"; local max_id="$3"
-	local url="https://$server/api/v1/accounts/$user/statuses?exclude_replies=true&exclude_reblogs=true&limit=40"
+	local url="https://$server/api/v1/accounts/$user/statuses?exclude_replies=false&exclude_reblogs=true&limit=40"
 	if test -n "$max_id"; then
 		url="${url}&max_id=${max_id}"
 	fi
-	curl "$url"
+	if test -n "$FEDI_AUTH"; then
+		curl --header "Authorization: Bearer $FEDI_AUTH" \
+			 "$url"
+	else
+		curl "$url"
+	fi
 }
 
 
@@ -102,10 +107,15 @@ archive_all_posts() {
 
 usage() {
 	echo "usage: $(basename $0) username server" 1>&2
-	echo "" 1>&2
-	echo "$(basename $0) is a script that fetches all of a user's Mastodon/Pleroma" 1>&2
-	echo "posts for archival purposes." 1>&2
-	echo "Mainly for use with fedi-post.sh or pleroma-migrate.sh." 1>&2
+	echo 1>&2
+	echo "$(basename $0) is a script that fetches all of a user’s Mastodon/Pleroma" 1>&2
+	echo 'posts for archival purposes.' 1>&2
+	echo 'Mainly for use with fedi-post.sh or pleroma-migrate.sh.' 1>&2
+	echo 1>&2
+	echo 'Optionally, you can fetch also any private statuses by the account visible' 1>&2
+	echo 'to you by providing your auth key in the $FEDI_AUTH environment variable.' 1>&2
+	echo 'You can find your auth key by examining the “Authentication: Bearer” header' 1>&2
+	echo 'used in requests by your server’s web-client. In Firefox, F12→Network.' 1>&2
 	exit 2;
 }