Add script to resolve and fetch VideoJS files
syeopite
3 years ago
parent
ceae48088e
commit
262131f68e
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require "http"
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require "yaml"
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require "digest/sha1"
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require "option_parser"
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require "colorize"
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# Taken from https://crystal-lang.org/api/1.1.1/OptionParser.html
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minified = false
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OptionParser.parse do |parser|
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parser.banner = "Usage: Fetch VideoJS dependencies [arguments]"
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parser.on("-m", "--minified", "Use minified versions of VideoJS dependencies (performance and bandwidth benefit)") { minified = true }
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parser.on("-h", "--help", "Show this help") do
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puts parser
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exit
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end
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parser.invalid_option do |flag|
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STDERR.puts "ERROR: #{flag} is not a valid option."
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STDERR.puts parser
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exit(1)
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end
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end
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required_dependencies = File.open("videojs-dependencies.yml") do |file|
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YAML.parse(file).as_h
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end
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def update_versions_yaml(required_dependencies, minified, dep_name)
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File.open("assets/videojs/#{dep_name}/versions.yml", "w") do |io|
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YAML.build(io) do |builder|
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builder.mapping do
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# Versions
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builder.scalar "version"
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builder.scalar "#{required_dependencies[dep_name]["version"]}"
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builder.scalar "minified"
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builder.scalar minified
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end
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end
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end
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end
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# The first step is to check which dependencies we'll need to install.
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# If the version we have requested in `videojs-dependencies.yml` is the
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# same as what we've installed, we shouldn't do anything. Likewise, if it's
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# different or the requested dependency just isn't present, then it needs to be
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# installed.
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# Since we can't know when videojs-youtube-annotations is updated, we'll just always fetch
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# a new copy each time.
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dependencies_to_install = [] of String
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required_dependencies.keys.each do |dep|
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dep = dep.to_s
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path = "assets/videojs/#{dep}"
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# Check for missing dependencies
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if !Dir.exists?(path)
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Dir.mkdir(path)
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update_versions_yaml(required_dependencies, minified, dep)
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dependencies_to_install << dep
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else
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config = File.open("#{path}/versions.yml") do |file|
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YAML.parse(file).as_h
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end
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if config["version"].as_s != required_dependencies[dep]["version"].as_s || config["minified"].as_bool != minified
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`rm -rf #{path}/*`
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dependencies_to_install << dep
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update_versions_yaml(required_dependencies, minified, dep)
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end
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end
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end
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# Now we begin the fun part of installing the dependencies.
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# But first we'll setup a temp directory to store the plugins
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tmp_dir_path = "#{Dir.tempdir}/invidious-videojs-dep-install"
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Dir.mkdir(tmp_dir_path) if !Dir.exists? tmp_dir_path
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channel = Channel(String).new
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dependencies_to_install.each do |dep|
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spawn do
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dep_name = dep
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download_path = "#{tmp_dir_path}/#{dep}"
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dest_path = "assets/videojs/#{dep}"
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HTTP::Client.get("https://registry.npmjs.org/#{dep}/-/#{dep}-#{required_dependencies[dep]["version"]}.tgz") do |response|
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Dir.mkdir(download_path)
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data = response.body_io.gets_to_end
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File.write("#{download_path}/package.tgz", data)
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if Digest::SHA1.hexdigest(data) != required_dependencies[dep]["shasum"]
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raise Exception.new("Checksum for '#{dep}' failed")
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end
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end
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# Unless we install an external dependency, crystal provides no way of extracting a tarball.
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# Thus we'll go ahead and call a system command.
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args = Process.parse_arguments("-zxvf '#{download_path}/package.tgz' -C '#{download_path}'")
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process = Process.new("tar", args: args)
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process.wait.success? # => true
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# Would use File.rename in the following steps but for some reason it just doesn't work here.
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# Video.js itself is structured slightly differently
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dep = "video" if dep == "video.js"
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# This dep nests everything under an additional JS or CSS folder
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if dep == "silvermine-videojs-quality-selector"
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js_path = "js/"
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# It also stores their quality selector as `quality-selector.css`
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`mv #{download_path}/package/dist/css/quality-selector.css #{dest_path}/quality-selector.css`
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else
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js_path = ""
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end
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# Would use File.rename but for some reason it just doesn't work here.
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if minified && File.exists?("#{download_path}/package/dist/#{dep}.min.js")
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`mv #{download_path}/package/dist/#{js_path}#{dep}.min.js #{dest_path}/#{dep}.js`
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else
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`mv #{download_path}/package/dist/#{js_path}#{dep}.js #{dest_path}/#{dep}.js`
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end
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# Fetch CSS which isn't guaranteed to exist
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#
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# Also, video JS changes structure here once again...
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dep = "video-js" if dep == "video"
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# VideoJS marker uses a dot on the CSS files.
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dep = "videojs.markers" if dep == "videojs-markers"
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if File.exists?("#{download_path}/package/dist/#{dep}.css")
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if minified && File.exists?("#{tmp_dir_path}/#{dep}/package/dist/#{dep}.min.css")
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`mv #{download_path}/package/dist/#{dep}.min.css #{dest_path}/#{dep}.css`
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else
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`mv #{download_path}/package/dist/#{dep}.css #{dest_path}/#{dep}.css`
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end
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end
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channel.send(dep_name)
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end
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end
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puts "#{"Resolving".colorize(:green)} #{"VideoJS".colorize(:blue)} dependencies"
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dependencies_to_install.size.times do
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result = channel.receive
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puts "#{"Fetched".colorize(:green)} #{result.colorize(:blue)}"
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end
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# Cleanup
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`rm -rf #{tmp_dir_path}`
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@ -0,0 +1,45 @@
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video.js:
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version: 7.14.3
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shasum: 0b612c09a0a81ef9bce65c710e73291cb06dc32c
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videojs-contrib-quality-levels:
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version: 2.1.0
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shasum: 046e9e21ed01043f512b83a1916001d552457083
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videojs-http-source-selector:
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version: 1.1.6
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shasum: 073aadbea0106ba6c98d6b611094dbf8554ffa1f
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videojs-markers:
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version: 1.0.1
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shasum: d7f8d804253fd587813271f8db308a22b9f7df34
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videojs-mobile-ui:
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version: 0.6.1
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shasum: 0e146c4c481cbee0729cb5e162e558b455562cd0
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videojs-overlay:
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version: 2.1.4
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shasum: 5a103b25374dbb753eb87960d8360c2e8f39cc05
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videojs-share:
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version: 3.2.1
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shasum: 0a3024b981387b9d21c058c829760a72c14b8ceb
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videojs-vr:
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version: 1.8.0
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shasum: 7f2f07f760d8a329c615acd316e49da6ee8edd34
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videojs-vtt-thumbnails:
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version: 0.0.13
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shasum: d1e7d47f4ed80bb52f5fc4f4bad4bfc871f5970f
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silvermine-videojs-quality-selector:
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version: 1.1.2
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shasum: 94033ff9ee52ba6da1263b97c9a74d5b3dfdf711
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# videojs-youtube-annotations:
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# github: https://github.com/afrmtbl/videojs-youtube-annotations
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