philomena/lib/philomena/scrapers/derpibooru.ex
2024-04-29 00:29:05 -05:00

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898 B
Elixir

defmodule Philomena.Scrapers.Derpibooru do
@url_regex ~r|\Ahttps?://derpibooru\.org/images/([0-9]+)|
@spec can_handle?(URI.t(), String.t()) :: true | false
def can_handle?(_uri, url) do
String.match?(url, @url_regex)
end
def scrape(_uri, url) do
[_, submission_id] = Regex.run(@url_regex, url, capture: :all)
api_url = "https://derpibooru.org/api/v1/json/images/#{submission_id}"
{:ok, %Tesla.Env{status: 200, body: body}} = Philomena.Http.get(api_url)
json = Jason.decode!(body)
submission = json["image"]
tags = submission["tags"]
%{
source_url: url,
tags: tags,
sources: submission["source_url"],
description: submission["description"],
images: [%{
url: "#{submission["representations"]["full"]}",
camo_url: Camo.Image.image_url(submission["representations"]["medium"])
}]
}
end
end