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https://github.com/ticky/wayback-classic.git
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81 lines
3.0 KiB
Ruby
Executable File
81 lines
3.0 KiB
Ruby
Executable File
#!/usr/bin/env ruby
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# Wayback Machine Lookup CGI Script
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# ---------------------------------
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# Queries the Wayback Machine to determine if the search term is a URL or not,
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# then redirects to the appropriate script to show results to the user
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#
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# Wayback Classic
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# Copyright (C) 2024 Jessica Stokes
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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require 'cgi'
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require 'json'
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require_relative 'lib/encoding'
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require_relative 'lib/error_reporting'
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require_relative 'lib/permit_world_writable_temp' if ENV["FORCE_WORLD_WRITABLE_TEMP"] == "true"
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require_relative 'lib/utils'
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require_relative 'lib/web_client'
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module WaybackClassic
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module Lookup
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def self.run
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legacy_encoding = LegacyClientEncoding.detect
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CGI.new.tap do |cgi|
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ErrorReporting.catch_and_respond(cgi) do
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if cgi.params.keys - ["q"] != [] || cgi.params["q"]&.first.nil? || cgi.params["q"]&.first&.empty?
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raise ErrorReporting::BadRequestError.new("A `q` parameter must be supplied, and no other parameters are accepted")
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end
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query = cgi.params["q"].first
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response = begin
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WebClient.open uri("https://web.archive.org/__wb/search/host", q: query), "Referer" => "https://web.archive.org"
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rescue OpenURI::HTTPError
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raise ErrorReporting::ServerError.new("Couldn't retrieve information for this query or URL")
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end
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data = JSON.parse response.read
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if data["excluded"]
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raise ErrorReporting::HandledError.new("This URL has been excluded from the Wayback Machine")
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end
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redirect_uri = if data["isUrl"]
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if query.include? '*'
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uri "/cgi-bin/sitemap.cgi", q: query, utf8: legacy_encoding.utf8
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else
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uri "/cgi-bin/history.cgi", q: query, utf8: legacy_encoding.utf8
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end
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else
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uri "/cgi-bin/search.cgi", q: query, utf8: legacy_encoding.utf8
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end
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cgi.out "type" => "text/html",
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"charset" => "UTF-8",
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"status" => "REDIRECT",
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"location" => redirect_uri do
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render "redirect.html", redirect_uri: redirect_uri
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end
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end
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end
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end
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end
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end
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WaybackClassic::Lookup.run if $PROGRAM_NAME == __FILE__
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