bookmarks-dl/sources/pixiv.sh

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2023-09-04 18:46:18 -05:00
#!/bin/sh
#―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――
# Name: bookmarks-dl: Pixiv
# Desc: A source for bookmarks-dl that fetches bookmarks from Pixiv.
# Auth: Jaidyn Ann <jadedctrl@posteo.at>
# Date: 2023-09-04
# Reqs: curl, jq
# Lisc: GPLv3
#―――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――
usage() {
1>&2 echo "usage: bookmarks-dl pixiv [-h] -a PHPSESSID -u USER_ID"
1>&2 echo
1>&2 echo " -h print this message and exit"
1>&2 echo " -u account user-id"
1>&2 echo " -a the authorization cookie PHPSESSID for your account"
1>&2 echo
1>&2 echo "bookmarks-dl pixiv can be used to fetch all of a users pixiv"
1>&2 echo "bookmarks from their account into an easily-parseable JSON format."
1>&2 echo
1>&2 echo "Use is simple, you only need your user-ID and your PHPSESSID cookie."
1>&2 echo "To find your user-id, go to you pixiv profile and look at the URL:"
1>&2 echo ' https://www.pixiv.net/en/users/$USER_ID'
1>&2 echo
1>&2 echo "To find your PHPSESSID cookie, look at your web-browsers storage for"
1>&2 echo "pixiv.net. This varies from browser to browser, but you can do so in"
1>&2 echo "Firefox by navigating to F12 → Storage → Cookies → pixiv.net → PHPSESSID."
}
# Fetch all of a users Pixiv bookmarks.
fetch_bookmarks() {
local user_id="$1"
local auth="$2"
local offset="$3"
local rest="$4"
if test -z "$offset"; then
offset=0
printf '[' # Start the JSON array…
else
printf ',' # Continue the array. (See printf in bookmarks_parse)
fi
# We want to download private *and* public bookmarks; start with private.
if test -z "$rest"; then
rest="hide"
fi
local limit="48"
local temp_json="$(mktemp)"
curl_browseresque \
"https://www.pixiv.net/ajax/user/57397070/illusts/bookmarks?tag=&offset=${offset}&limit=${limit}&rest=${rest}&lang=en" \
-H "Cookie:PHPSESSID=${auth}" \
-H "x-user-id:${user-id}" \
-H 'Accept:application/json' \
> "$temp_json"
cat "$temp_json" \
| bookmarks_parse
local total_bookmarks="$(jq -r '.body.total' < "$temp_json")"
local next_offset="$(echo "$offset + $limit" | bc)"
if test "$next_offset" -le "$total_bookmarks"; then
fetch_bookmarks "$user_id" "$auth" "$next_offset" "$rest"
# When finished downloading private bookmarks, start downloading public ones.
elif test "$rest" = "hide"; then
fetch_bookmarks "$user_id" "$auth" "0" "show"
# When finished downloading all bookmarks, close the JSON array.
else
printf ']'
fi
}
source_start() {
local auth=""
local user_id=""
while getopts 'ha:u:' arg; do
case $arg in
h)
usage
exit 1
;;
a)
auth="$OPTARG"
;;
u)
user_id="$OPTARG"
;;
esac
done
if test -z "$auth" -o -z "$user_id"; then
usage
exit 5
else
fetch_bookmarks "$user_id" "$auth"
fi
}
bookmarks_parse() {
jq '.body.works[] | { "title": .title, "href": "https://www.pixiv.net/en/artworks/\(.id)", "desc": .alt }' \
| sed 's/^}/},/' \
| head -n-1
# The last element might be the last, so dont add a comma after it.
printf '}'
}