refactor: Move top level constants to it's own modules

src/invidious.cr

@@ -67,20 +67,9 @@ rescue ex
   puts "Check your 'config.yml' database settings or PostgreSQL settings."
   exit(1)
 end
-ARCHIVE_URL = URI.parse("https://archive.org")
+HOST_URL           = make_host_url(Kemal.config)
-PUBSUB_URL  = URI.parse("https://pubsubhubbub.appspot.com")
-REDDIT_URL  = URI.parse("https://www.reddit.com")
-YT_URL      = URI.parse("https://www.youtube.com")
-HOST_URL    = make_host_url(Kemal.config)
-
-CHARS_SAFE         = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_"
-TEST_IDS           = {"AgbeGFYluEA", "BaW_jenozKc", "a9LDPn-MO4I", "ddFvjfvPnqk", "iqKdEhx-dD4"}
 MAX_ITEMS_PER_PAGE = 1500
 
-REQUEST_HEADERS_WHITELIST  = {"accept", "accept-encoding", "cache-control", "content-length", "if-none-match", "range"}
-RESPONSE_HEADERS_BLACKLIST = {"access-control-allow-origin", "alt-svc", "server", "cross-origin-opener-policy-report-only", "report-to", "cross-origin", "timing-allow-origin", "cross-origin-resource-policy"}
-HTTP_CHUNK_SIZE            = 10485760 # ~10MB
-
 CURRENT_BRANCH  = {{ "#{`git branch | sed -n '/* /s///p'`.strip}" }}
 CURRENT_COMMIT  = {{ "#{`git rev-list HEAD --max-count=1 --abbrev-commit`.strip}" }}
 CURRENT_VERSION = {{ "#{`git log -1 --format=%ci | awk '{print $1}' | sed s/-/./g`.strip}" }}
@@ -97,7 +86,7 @@ SOFTWARE = {
   "branch"  => "#{CURRENT_BRANCH}",
 }
 
-YT_POOL = YoutubeConnectionPool.new(YT_URL, capacity: CONFIG.pool_size)
+YT_POOL = YoutubeConnectionPool.new(URI.parse("https://www.youtube.com"), capacity: CONFIG.pool_size)
 
 # Image request pool
 

src/invidious/comments/reddit.cr

@@ -1,5 +1,6 @@
 module Invidious::Comments
   extend self
+  private REDDIT_URL = URI.parse("https://www.reddit.com")
 
   def fetch_reddit(id, sort_by = "confidence")
     client = make_client(REDDIT_URL)

src/invidious/helpers/helpers.cr

@@ -1,5 +1,7 @@
 require "./macros"
 
+TEST_IDS = {"AgbeGFYluEA", "BaW_jenozKc", "a9LDPn-MO4I", "ddFvjfvPnqk", "iqKdEhx-dD4"}
+
 struct Nonce
   include DB::Serializable
 

src/invidious/helpers/utils.cr

@@ -1,3 +1,5 @@
+PUBSUB_URL = URI.parse("https://pubsubhubbub.appspot.com")
+
 # See http://www.evanmiller.org/how-not-to-sort-by-average-rating.html
 def ci_lower_bound(pos, n)
   if n == 0

src/invidious/routes/api/v1/videos.cr

@@ -1,6 +1,9 @@
 require "html"
 
 module Invidious::Routes::API::V1::Videos
+  private INTERNET_ARCHIVE_URL = URI.parse("https://archive.org")
+  private CHARS_SAFE           = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_"
+
   def self.videos(env)
     locale = env.get("preferences").as(Preferences).locale
 
@@ -279,7 +282,7 @@ module Invidious::Routes::API::V1::Videos
 
         file = URI.encode_www_form("#{id[0, 3]}/#{id}.xml")
 
-        location = make_client(ARCHIVE_URL, &.get("/download/youtubeannotations_#{index}/#{id[0, 2]}.tar/#{file}"))
+        location = make_client(INTERNET_ARCHIVE_URL, &.get("/download/youtubeannotations_#{index}/#{id[0, 2]}.tar/#{file}"))
 
         if !location.headers["Location"]?
           env.response.status_code = location.status_code

src/invidious/routes/routes.cr

@@ -0,0 +1,21 @@
+module Invidious::Routes
+  private REQUEST_HEADERS_WHITELIST = {
+    "accept",
+    "accept-encoding",
+    "cache-control",
+    "content-length",
+    "if-none-match",
+    "range",
+  }
+  private RESPONSE_HEADERS_BLACKLIST = {
+    "access-control-allow-origin",
+    "alt-svc",
+    "server",
+    "cross-origin-opener-policy-report-only",
+    "report-to",
+    "cross-origin",
+    "timing-allow-origin",
+    "cross-origin-resource-policy
+    ",
+  }
+end

src/invidious/routes/video_playback.cr

@@ -1,4 +1,6 @@
 module Invidious::Routes::VideoPlayback
+  private HTTP_CHUNK_SIZE = 10485760 # ~10MB
+
   # /videoplayback
   def self.get_video_playback(env)
     locale = env.get("preferences").as(Preferences).locale