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Finish OPDS

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Alex Ling 2020-06-01 13:22:04 +00:00
parent 871a5fe755
commit 8a0e9250c8
4 changed files with 95 additions and 0 deletions
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32
src/routes/opds.cr Normal file
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@ -0,0 +1,32 @@
require "./router"
class OPDSRouter < Router
def initialize
get "/opds" do |env|
titles = @context.library.titles
render_xml "src/views/opds/index.ecr"
end
get "/opds/book/:title_id" do |env|
begin
title = @context.library.get_title(env.params.url["title_id"]).not_nil!
render_xml "src/views/opds/title.ecr"
rescue e
@context.error e
env.response.status_code = 404
end
end
get "/opds/download/:title/:entry" do |env|
begin
title = (@context.library.get_title env.params.url["title"]).not_nil!
entry = (title.get_entry env.params.url["entry"]).not_nil!
send_attachment env, entry.zip_path
rescue e
@context.error e
env.response.status_code = 404
end
end
end
end

1
src/server.cr
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@ -53,6 +53,7 @@ class Server
AdminRouter.new AdminRouter.new
ReaderRouter.new ReaderRouter.new
APIRouter.new APIRouter.new
OPDSRouter.new
Kemal.config.logging = false Kemal.config.logging = false
add_handler LogHandler.new add_handler LogHandler.new

24
src/views/opds/index.ecr Normal file
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<!--TODO: respect base URL-->
<?xml version="1.0" encoding="UTF-8"?>
<feed xmlns="http://www.w3.org/2005/Atom">
<id>urn:mango:index</id>
<link rel="self" href="/opds/" type="application/atom+xml;profile=opds-catalog;kind=navigation" />
<link rel="start" href="/opds/" type="application/atom+xml;profile=opds-catalog;kind=navigation" />
<title>Library</title>
<author>
<name>Mango</name>
<uri>https://github.com/hkalexling/Mango</uri>
</author>
<% titles.each do |t| %>
<entry>
<title><%= t.display_name %></title>
<id>urn:mango:<%= t.id %></id>
<link type="application/atom+xml;profile=opds-catalog;kind=navigation" rel="subsection" href="/opds/book/<%= t.id %>" />
</entry>
<% end %>
</feed>

38
src/views/opds/title.ecr Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<feed xmlns="http://www.w3.org/2005/Atom">
<id>urn:mango:<%= title.id %></id>
<link rel="self" href="/opds/book/<%= title.id %>" type="application/atom+xml;profile=opds-catalog;kind=navigation" />
<link rel="start" href="/opds/" type="application/atom+xml;profile=opds-catalog;kind=navigation" />
<title><%= title.display_name %></title>
<author>
<name>Mango</name>
<uri>https://github.com/hkalexling/Mango</uri>
</author>
<% title.titles.each do |t| %>
<entry>
<title><%= t.display_name %></title>
<id>urn:mango:<%= t.id %></id>
<link type="application/atom+xml;profile=opds-catalog;kind=navigation" rel="subsection" href="/opds/book/<%= t.id %>" />
</entry>
<% end %>
<% title.entries.each do |e| %>
<entry>
<title><%= e.display_name %></title>
<id>urn:mango:<%= e.id %></id>
<link rel="http://opds-spec.org/image" href="<%= e.cover_url %>" />
<link rel="http://opds-spec.org/image/thumbnail" href="<%= e.cover_url %>" />
<link rel="http://opds-spec.org/acquisition" href="/opds/download/<%= e.title_id %>/<%= e.id %>" title="Read" type="<%= MIME.from_filename e.zip_path %>" />
<link type="text/html" rel="alternate" title="Read in Mango" href="/reader/<%= e.title_id %>/<%= e.id %>" />
<link type="text/html" rel="alternate" title="Open in Mango" href="/book/<%= e.title_id %>" />
</entry>
<% end %>
</feed>