92 lines
2.4 KiB
Bash
92 lines
2.4 KiB
Bash
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#!/bin/sh
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#―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――
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# Name: bookmarks-dl: Mastodon
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# Desc: A source for bookmarks-dl that fetches bookmarks from Mastodon/Pleroma.
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# Auth: Jaidyn Ann <jadedctrl@posteo.at>
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# Date: 2023-09-02
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# Reqs: curl, jq
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# Lisc: GPLv3
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#―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――
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usage() {
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1>&2 echo "usage: bookmarks-dl mastodon [-h] [-a USER_TOKEN] -u USERNAME -d DOMAIN"
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1>&2 echo ""
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1>&2 echo " -h print this message and exit"
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1>&2 echo " -a the authorization token for your account; see below"
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1>&2 echo " -u account username"
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1>&2 echo " -d the server’s domain name"
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}
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# Fetch all of a user’s Mastodon/Pleroma bookmarks.
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fetch_bookmarks() {
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local auth="$1"
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local domain="$2"
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local url="$3"
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if test -z "$url"; then
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url="https://$domain/api/v1/bookmarks?limit=40"
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printf "[" # Start the JSON array
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fi
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local header_file="$(mktemp)"
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curl -H "Authorization: Bearer $auth" \
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-D "$header_file" \
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"$url" \
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| bookmarks_parse
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local next_url="$(header_next_link "$header_file")"
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rm "$header_file"
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if test -n "$next_url"; then
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fetch_bookmarks "$auth" "$domain" "$next_url" \
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| sed 's/^},},/}]/' # Two },}, means end of JSON array
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fi
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}
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source_start() {
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local auth=""
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local domain=""
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while getopts 'ha:u:d:' arg; do
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case $arg in
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h)
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usage
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exit 1
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;;
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a)
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auth="$OPTARG"
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;;
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d)
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domain="$OPTARG"
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;;
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esac
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done
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if test -z "$auth" -o -z "$domain"; then
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usage
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exit 5
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else
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fetch_bookmarks "$auth" "$domain"
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fi
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}
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# Given a page of /api/v1/bookmarks, parse into the simple bookmarks-dl format
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bookmarks_parse() {
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jq -r '.[] | { "desc": .content, "href": .url, "added": .created_at }' \
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| sed 's/^}/},/' \
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| head -n-1
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printf '},'
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}
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# If curl’s HTTP response contains a “link” header for pagination, return the
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# “next” page’s URL.
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header_next_link() {
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local header_file="$1"
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grep '^link:' "$header_file" \
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| tr -d ' ' \
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| tr '[A-Z]' '[a-z]' \
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| sed 's/>;rel="next",.*//' \
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| sed 's/link:<//'
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}
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