mirror of https://github.com/captn3m0/muse-dl.git
Fixes some redirect bullshit
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parent
d7043e233a
commit
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45
src/fetch.cr
45
src/fetch.cr
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@ -3,11 +3,48 @@ require "./errors/*"
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module Muse::Dl
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class Fetch
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def self.get_info(url : String) : (Muse::Dl::Book | Muse::Dl::Journal)
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USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36"
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# TODO: Add support for cookies?
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# "Cookie" => "session=124.123.104.8.1585388207021325",
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HEADERS = {
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"User-Agent" => USER_AGENT,
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"Accept" => "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",
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"Accept-Language" => "en-US,en;q=0.5",
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"DNT" => "1",
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"Cookie" => "session=124.123.104.8.1585420925750331; session=25719682.5a1ef8cb90ec8",
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"Connection" => "keep-alive",
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"Upgrade-Insecure-Requests" => "1",
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"Cache-Control" => "max-age=0",
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}
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def self.save_chapter(tmp_path : String, chapter_id : String, add_bookmark = true)
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url = "https://muse.jhu.edu/chapter/#{chapter_id}"
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headers = HEADERS.merge({
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"Referer" => "https://muse.jhu.edu/verify?url=%2Fchapter%2F#{chapter_id}%2Fpdf",
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})
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begin
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Crest.get(url, max_redirects: 0, handle_errors: false, headers: headers) do |response|
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File.open("#{tmp_path}/chapter-#{chapter_id}.pdf", "w") do |file|
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IO.copy(response.body_io, file)
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end
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rescue e : Exception
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puts e.message
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raise e
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# We catch a temporary redirect
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# https://github.com/mamantoha/crest/blob/29a690726902c71884f9c80f0f9565256e74b7fd/src/crest/exceptions.cr#L20-L28
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end
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rescue e : Exception
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puts "FICK"
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raise e
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end
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end
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def self.get_info(url : String) : Muse::Dl::Thing | Nil
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match = /https:\/\/muse.jhu.edu\/(book|journal)\/(\d+)/.match url
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if match
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begin
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response = Crest.get url
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response = Crest.get(url).to_s
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case match[1]
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when "book"
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return Muse::Dl::Book.new response
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@ -15,10 +52,10 @@ module Muse::Dl
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return Muse::Dl::Journal.new response
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end
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rescue ex : Crest::NotFound
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raise Muse::Dl::Errors::InvalidLink
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raise Muse::Dl::Errors::InvalidLink.new
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end
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else
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raise Muse::Dl::Errors::InvalidLink
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raise Muse::Dl::Errors::InvalidLink.new
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end
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end
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end
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@ -2,8 +2,7 @@ require "./parser.cr"
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require "./pdftk.cr"
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require "./fetch.cr"
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require "./book.cr"
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# require "./journal.cr"
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require "./journal.cr"
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# TODO: Write documentation for `Muse::Dl`
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module Muse::Dl
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@ -13,7 +12,13 @@ module Muse::Dl
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class Main
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def self.run(args : Array(String))
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parser = Parser.new(args)
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Fetch.get_info(parser.url)
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thing = Fetch.get_info(parser.url)
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if thing.is_a? Muse::Dl::Book
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thing.chapters.each do |chapter|
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Fetch.save_chapter(parser.tmp, chapter[0])
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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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@ -6,7 +6,7 @@ module Muse::Dl
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@tmp : String
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@cleanup : Bool
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@output : String
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@url : String | Nil
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@url = "INVALID_URL"
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getter :bookmarks, :tmp, :cleanup, :output, :url
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@ -27,6 +27,7 @@ module Muse::Dl
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begin
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@url = arg[-1]
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rescue e : Exception
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@url = ""
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raise Errors::MissingLink.new
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end
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end
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