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Add support for channel redirects

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This commit is contained in:
Omar Roth 2019-09-08 12:08:59 -04:00
parent 86491da253
commit 68cf24d100
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GPG key ID: B8254FB7EC3D37F2
3 changed files with 54 additions and 11 deletions
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48
src/invidious.cr
View file

@ -391,7 +391,7 @@ get "/watch" do |env|
begin
video = get_video(id, PG_DB, region: params.region)
rescue ex : VideoRedirect
next env.redirect "/watch?v=#{ex.message}"
next env.redirect env.request.resource.gsub(id, ex.video_id)
rescue ex
error_message = ex.message
env.response.status_code = 500
@ -668,7 +668,7 @@ get "/embed/:id" do |env|
begin
video = get_video(id, PG_DB, region: params.region)
rescue ex : VideoRedirect
next env.redirect "/embed/#{ex.message}"
next env.redirect env.request.resource.gsub(id, ex.video_id)
rescue ex
error_message = ex.message
env.response.status_code = 500
@ -2632,6 +2632,8 @@ get "/feed/channel/:ucid" do |env|
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
next env.redirect env.request.resource.gsub(ucid, ex.channel_id)
rescue ex
error_message = ex.message
env.response.status_code = 500
@ -3035,6 +3037,8 @@ get "/channel/:ucid" do |env|
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
next env.redirect env.request.resource.gsub(ucid, ex.channel_id)
rescue ex
error_message = ex.message
env.response.status_code = 500
@ -3102,6 +3106,8 @@ get "/channel/:ucid/playlists" do |env|
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
next env.redirect env.request.resource.gsub(ucid, ex.channel_id)
rescue ex
error_message = ex.message
env.response.status_code = 500
@ -3140,6 +3146,8 @@ get "/channel/:ucid/community" do |env|
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
next env.redirect env.request.resource.gsub(ucid, ex.channel_id)
rescue ex
error_message = ex.message
env.response.status_code = 500
@ -3195,7 +3203,10 @@ get "/api/v1/storyboards/:id" do |env|
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
next env.redirect "/api/v1/storyboards/#{ex.message}"
error_message = {"error" => "Video is unavailable", "videoId" => ex.video_id}.to_json
env.response.status_code = 302
env.response.headers["Location"] = env.request.resource.gsub(id, ex.video_id)
next error_message
rescue ex
env.response.status_code = 500
next
@ -3280,7 +3291,10 @@ get "/api/v1/captions/:id" do |env|
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
next env.redirect "/api/v1/captions/#{ex.message}"
error_message = {"error" => "Video is unavailable", "videoId" => ex.video_id}.to_json
env.response.status_code = 302
env.response.headers["Location"] = env.request.resource.gsub(id, ex.video_id)
next error_message
rescue ex
env.response.status_code = 500
next
@ -3620,7 +3634,10 @@ get "/api/v1/videos/:id" do |env|
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
next env.redirect "/api/v1/videos/#{ex.message}"
error_message = {"error" => "Video is unavailable", "videoId" => ex.video_id}.to_json
env.response.status_code = 302
env.response.headers["Location"] = env.request.resource.gsub(id, ex.video_id)
next error_message
rescue ex
error_message = {"error" => ex.message}.to_json
env.response.status_code = 500
@ -3723,6 +3740,11 @@ get "/api/v1/channels/:ucid" do |env|
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
error_message = {"error" => "Channel is unavailable", "authorId" => ex.channel_id}.to_json
env.response.status_code = 302
env.response.headers["Location"] = env.request.resource.gsub(ucid, ex.channel_id)
next error_message
rescue ex
error_message = {"error" => ex.message}.to_json
env.response.status_code = 500
@ -3853,6 +3875,11 @@ end
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
error_message = {"error" => "Channel is unavailable", "authorId" => ex.channel_id}.to_json
env.response.status_code = 302
env.response.headers["Location"] = env.request.resource.gsub(ucid, ex.channel_id)
next error_message
rescue ex
error_message = {"error" => ex.message}.to_json
env.response.status_code = 500
@ -3917,6 +3944,11 @@ end
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
error_message = {"error" => "Channel is unavailable", "authorId" => ex.channel_id}.to_json
env.response.status_code = 302
env.response.headers["Location"] = env.request.resource.gsub(ucid, ex.channel_id)
next error_message
rescue ex
error_message = {"error" => ex.message}.to_json
env.response.status_code = 500
@ -4501,11 +4533,7 @@ get "/api/manifest/dash/id/:id" do |env|
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
url = "/api/manifest/dash/id/#{ex.message}"
if env.params.query
url += "?#{env.params.query}"
end
next env.redirect url
next env.redirect env.request.resource.gsub(id, ex.video_id)
rescue ex
env.response.status_code = 403
next

11
src/invidious/channels.cr
View file

@ -127,6 +127,13 @@ struct AboutChannel
})
end
class ChannelRedirect < Exception
property channel_id : String
def initialize(@channel_id)
end
end
def get_batch_channels(channels, db, refresh = false, pull_all_videos = true, max_threads = 10)
finished_channel = Channel(String | Nil).new
@ -927,6 +934,10 @@ def get_about_info(ucid, locale)
about = client.get("/user/#{ucid}/about?disable_polymer=1&gl=US&hl=en")
end
if md = about.headers["location"]?.try &.match(/\/channel\/(?<ucid>UC[a-zA-Z0-9_-]{22})/)
raise ChannelRedirect.new(channel_id: md["ucid"])
end
about = XML.parse_html(about.body)
if about.xpath_node(%q(//div[contains(@class, "channel-empty-message")]))

6
src/invidious/videos.cr
View file

@ -882,6 +882,10 @@ struct CaptionName
end
class VideoRedirect < Exception
property video_id : String
def initialize(@video_id)
end
end
def get_video(id, db, refresh = true, region = nil, force_refresh = false)
@ -1149,7 +1153,7 @@ def fetch_video(id, region)
response = client.get("/watch?v=#{id}&gl=US&hl=en&disable_polymer=1&has_verified=1&bpctr=9999999999")
if md = response.headers["location"]?.try &.match(/v=(?<id>[a-zA-Z0-9_-]{11})/)
raise VideoRedirect.new(md["id"])
raise VideoRedirect.new(video_id: md["id"])
end
html = XML.parse_html(response.body)