335 lines
8.8 KiB
Ruby
335 lines
8.8 KiB
Ruby
#!/usr/bin/env ruby
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require 'json'
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require 'nokogiri'
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require 'slop'
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# Returns a repo URL for a given package name.
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def repo_url value
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if value && value.start_with?('http')
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value
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elsif value
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"https://dl.google.com/android/repository/#{value}"
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else
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nil
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end
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end
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# Returns a system image URL for a given system image name.
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def image_url value, dir
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if dir == "default"
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dir = "android"
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end
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if value && value.start_with?('http')
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value
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elsif value
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"https://dl.google.com/android/repository/sys-img/#{dir}/#{value}"
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else
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nil
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end
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end
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# Returns a tuple of [type, revision, revision components] for a package node.
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def package_revision package
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type_details = package.at_css('> type-details')
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type = type_details.attributes['type']
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type &&= type.value
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revision = nil
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components = nil
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case type
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when 'generic:genericDetailsType', 'addon:extraDetailsType', 'addon:mavenType'
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major = text package.at_css('> revision > major')
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minor = text package.at_css('> revision > minor')
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micro = text package.at_css('> revision > micro')
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preview = text package.at_css('> revision > preview')
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revision = ''
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components = []
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unless empty?(major)
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revision << major
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components << major
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end
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unless empty?(minor)
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revision << ".#{minor}"
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components << minor
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end
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unless empty?(micro)
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revision << ".#{micro}"
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components << micro
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end
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unless empty?(preview)
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revision << "-rc#{preview}"
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components << preview
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end
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when 'sdk:platformDetailsType'
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codename = text type_details.at_css('> codename')
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api_level = text type_details.at_css('> api-level')
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revision = empty?(codename) ? api_level : codename
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components = [revision]
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when 'sdk:sourceDetailsType'
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api_level = text type_details.at_css('> api-level')
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revision, components = api_level, [api_level]
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when 'sys-img:sysImgDetailsType'
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codename = text type_details.at_css('> codename')
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api_level = text type_details.at_css('> api-level')
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id = text type_details.at_css('> tag > id')
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abi = text type_details.at_css('> abi')
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revision = ''
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components = []
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if empty?(codename)
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revision << api_level
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components << api_level
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else
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revision << codename
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components << codename
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end
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unless empty?(id)
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revision << "-#{id}"
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components << id
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end
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unless empty?(abi)
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revision << "-#{abi}"
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components << abi
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end
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when 'addon:addonDetailsType' then
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api_level = text type_details.at_css('> api-level')
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id = text type_details.at_css('> tag > id')
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revision = api_level
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components = [api_level, id]
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end
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[type, revision, components]
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end
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# Returns a hash of archives for the specified package node.
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def package_archives package
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archives = {}
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package.css('> archives > archive').each do |archive|
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host_os = text archive.at_css('> host-os')
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host_os = 'all' if empty?(host_os)
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archives[host_os] = {
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'size' => Integer(text(archive.at_css('> complete > size'))),
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'sha1' => text(archive.at_css('> complete > checksum')),
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'url' => yield(text(archive.at_css('> complete > url')))
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}
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end
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archives
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end
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# Returns the text from a node, or nil.
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def text node
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node ? node.text : nil
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end
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# Nil or empty helper.
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def empty? value
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!value || value.empty?
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end
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# Fixes up returned hashes by sorting keys.
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# Will also convert archives (e.g. {'linux' => {'sha1' => ...}, 'macosx' => ...} to
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# [{'os' => 'linux', 'sha1' => ...}, {'os' => 'macosx', ...}, ...].
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def fixup value
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Hash[value.map do |k, v|
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if k == 'archives' && v.is_a?(Hash)
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[k, v.map do |os, archive|
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fixup({'os' => os}.merge(archive))
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end]
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elsif v.is_a?(Hash)
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[k, fixup(v)]
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else
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[k, v]
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end
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end.sort {|(k1, v1), (k2, v2)| k1 <=> k2}]
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end
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# Normalize the specified license text.
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# See: https://brash-snapper.glitch.me/ for how the munging works.
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def normalize_license license
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license = license.dup
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license.gsub!(/([^\n])\n([^\n])/m, '\1 \2')
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license.gsub!(/ +/, ' ')
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license.strip!
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license
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end
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# Gets all license texts, deduplicating them.
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def get_licenses doc
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licenses = {}
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doc.css('license[type="text"]').each do |license_node|
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license_id = license_node['id']
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if license_id
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licenses[license_id] ||= []
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licenses[license_id] |= [normalize_license(text(license_node))]
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end
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end
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licenses
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end
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def parse_package_xml doc
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licenses = get_licenses doc
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packages = {}
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doc.css('remotePackage').each do |package|
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name, _, version = package['path'].partition(';')
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next if version == 'latest'
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type, revision, _ = package_revision(package)
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next unless revision
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path = package['path'].tr(';', '/')
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display_name = text package.at_css('> display-name')
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uses_license = package.at_css('> uses-license')
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uses_license &&= uses_license['ref']
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archives = package_archives(package) {|url| repo_url url}
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target = (packages[name] ||= {})
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target = (target[revision] ||= {})
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target['name'] ||= name
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target['path'] ||= path
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target['revision'] ||= revision
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target['displayName'] ||= display_name
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target['license'] ||= uses_license if uses_license
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target['archives'] ||= {}
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merge target['archives'], archives
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end
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[licenses, packages]
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end
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def parse_image_xml doc
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licenses = get_licenses doc
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images = {}
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doc.css('remotePackage[path^="system-images;"]').each do |package|
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type, revision, components = package_revision(package)
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next unless revision
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path = package['path'].tr(';', '/')
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display_name = text package.at_css('> display-name')
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uses_license = package.at_css('> uses-license')
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uses_license &&= uses_license['ref']
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archives = package_archives(package) {|url| image_url url, components[-2]}
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target = images
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components.each do |component|
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target = (target[component] ||= {})
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end
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target['name'] ||= "system-image-#{revision}"
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target['path'] ||= path
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target['revision'] ||= revision
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target['displayName'] ||= display_name
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target['license'] ||= uses_license if uses_license
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target['archives'] ||= {}
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merge target['archives'], archives
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end
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[licenses, images]
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end
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def parse_addon_xml doc
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licenses = get_licenses doc
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addons, extras = {}, {}
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doc.css('remotePackage').each do |package|
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type, revision, components = package_revision(package)
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next unless revision
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path = package['path'].tr(';', '/')
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display_name = text package.at_css('> display-name')
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uses_license = package.at_css('> uses-license')
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uses_license &&= uses_license['ref']
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archives = package_archives(package) {|url| repo_url url}
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case type
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when 'addon:addonDetailsType'
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name = components.last
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target = addons
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# Hack for Google APIs 25 r1, which displays as 23 for some reason
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archive_name = text package.at_css('> archives > archive > complete > url')
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if archive_name == 'google_apis-25_r1.zip'
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path = 'add-ons/addon-google_apis-google-25'
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revision = '25'
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components = [revision, components.last]
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end
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when 'addon:extraDetailsType', 'addon:mavenType'
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name = package['path'].tr(';', '-')
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components = [package['path']]
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target = extras
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end
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components.each do |component|
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target = (target[component] ||= {})
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end
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target['name'] ||= name
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target['path'] ||= path
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target['revision'] ||= revision
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target['displayName'] ||= display_name
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target['license'] ||= uses_license if uses_license
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target['archives'] ||= {}
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merge target['archives'], archives
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end
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[licenses, addons, extras]
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end
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def merge_recursively a, b
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a.merge!(b) {|key, a_item, b_item|
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if a_item.is_a?(Hash) && b_item.is_a?(Hash)
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merge_recursively(a_item, b_item)
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else
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a[key] = b_item
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end
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}
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end
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def merge dest, src
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merge_recursively dest, src
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end
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opts = Slop.parse do |o|
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o.array '-p', '--packages', 'packages repo XMLs to parse'
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o.array '-i', '--images', 'system image repo XMLs to parse'
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o.array '-a', '--addons', 'addon repo XMLs to parse'
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end
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result = {
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licenses: {},
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packages: {},
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images: {},
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addons: {},
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extras: {}
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}
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opts[:packages].each do |filename|
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licenses, packages = parse_package_xml(Nokogiri::XML(File.open(filename)) { |conf| conf.noblanks })
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merge result[:licenses], licenses
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merge result[:packages], packages
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end
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opts[:images].each do |filename|
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licenses, images = parse_image_xml(Nokogiri::XML(File.open(filename)) { |conf| conf.noblanks })
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merge result[:licenses], licenses
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merge result[:images], images
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end
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opts[:addons].each do |filename|
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licenses, addons, extras = parse_addon_xml(Nokogiri::XML(File.open(filename)) { |conf| conf.noblanks })
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merge result[:licenses], licenses
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merge result[:addons], addons
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merge result[:extras], extras
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end
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puts JSON.pretty_generate(fixup(result))
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