WIP – Workaround CP not finding XCArchives

Gemfile

@@ -2,6 +2,7 @@
 
 source 'https://rubygems.org'
 
+gem 'archive-tar-minitar'
 gem 'cocoapods', '~> 1.11'
 gem 'commonmarker'
 gem 'danger', '~> 9.3'

Gemfile.lock

@@ -13,6 +13,9 @@ GEM
     algoliasearch (1.27.5)
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
+    archive-tar-minitar (0.8)
+      minitar (~> 0.8)
+      minitar-cli (~> 0.8)
     artifactory (3.0.15)
     ast (2.4.2)
     atomos (0.1.3)
@@ -247,6 +250,7 @@ GEM
       multi_json (~> 1.11)
       os (>= 0.9, < 2.0)
       signet (>= 0.16, < 2.a)
+    hashie (5.0.0)
     highline (2.0.3)
     http-cookie (1.0.5)
       domain_name (~> 0.5)
@@ -264,6 +268,10 @@ GEM
     mini_magick (4.12.0)
     mini_mime (1.1.2)
     mini_portile2 (2.8.2)
+    minitar (0.8)
+    minitar-cli (0.8)
+      minitar (~> 0.8.0)
+      powerbar (~> 1.0)
     minitest (5.18.0)
     molinillo (0.8.0)
     multi_json (1.15.0)
@@ -287,6 +295,8 @@ GEM
     parser (3.1.2.0)
       ast (~> 2.4.1)
     plist (3.7.0)
+    powerbar (1.0.18)
+      hashie (>= 1.1.0)
     progress_bar (1.3.3)
       highline (>= 1.6, < 3)
       options (~> 2.3.0)
@@ -369,6 +379,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  archive-tar-minitar
   cocoapods (~> 1.11)
   commonmarker
   danger (~> 9.3)

Gutenberg/.gitignore

@@ -0,0 +1,4 @@
+# These are the folders where our bespoke automatation downloads and unpacks the XCFrameworks archives.
+# Ideally, CocoaPods should do this, but for some reason I haven't yet been able to make it work.
+.downloads
+.artifacts/

Gutenberg/Gutenberg.podspec

@@ -30,19 +30,24 @@ Pod::Spec.new do |s|
   s.authors = 'Automattic'
 
   s.ios.deployment_target = '13.0' # TODO: Read from common source
-  s.swift_version = '5.0' # TODO: read from common source
+  s.swift_version = '5.7' # TODO: read from common source
 
   s.requires_arc = true # TODO: Can this be omitted?
 
   # Tell CocoaPods where to download the XCFramework(s) archive with `source` and what to use from its decompressed contents with `vendored_frameworks`.
   #
   # See https://github.com/CocoaPods/CocoaPods/issues/10288
-  s.source = { http: xcframework_archive_url }
+  #
+  # I thought I got this to work, but it was just that I inadvertenly put the frameworks in the current folder, so that worked...
+  #
+  # Next step I guess is try to find out where CP unpacks shit and see why mine isn't found...
+  # s.source = { http: xcframework_archive_url }
+  s.source = { http: "file://#{__dir__}/.downloads/Gutenberg-#{gutenberg_version}.tar.gz" }
   s.vendored_frameworks = [
     'Aztec.xcframework',
     'Gutenberg.xcframework',
     'React.xcframework',
     'RNTAztecView.xcframework',
     'yoga.xcframework'
-  ].map { |f| "Gutenberg/#{f}" } # prefix with the name of the folder generated when unarchiving
+  ].map { |f| ".artifacts/Frameworks/#{f}" } # prefix with the name of the folder generated when unarchiving
 end

Gutenberg/cocoapods_helpers.rb

@@ -1,5 +1,14 @@
 # frozen_string_literal: true
 
+require 'net/http'
+require 'zlib'
+require 'archive/tar/minitar'
+require 'uri'
+require 'ruby-progressbar'
+
+# rubocop:disable Metrics/AbcSize
+# rubocop:disable Metrics/MethodLength
+
 # Helpers and configurations for integrating Gutenberg in Jetpack and WordPress via CocoaPods.
 
 require_relative './version'
@@ -59,7 +68,6 @@
   React-bridging
 ].freeze
 
-# rubocop:disable Metrics/AbcSize
 def gutenberg_pod(config: GUTENBERG_CONFIG)
   options = config
 
@@ -87,7 +95,6 @@ def gutenberg_pod(config: GUTENBERG_CONFIG)
     pod 'Gutenberg', path: File.join(__dir__, 'gutenberg.podspec')
   end
 end
-# rubocop:enable Metrics/AbcSize
 
 def gutenberg_dependencies(options:)
   if options[:path]
@@ -111,3 +118,70 @@ def gutenberg_dependencies(options:)
     pod pod_name, podspec: "#{podspec_prefix}/#{pod_name}.#{podspec_extension}"
   end
 end
+
+def archive_url(commit:)
+  xcframework_storage_url = 'https://d2twmm2nzpx3bg.cloudfront.net'
+  "#{xcframework_storage_url}/Gutenberg-#{commit}.tar.gz"
+end
+
+def gutenberg_pre_install_hook
+  # FIXME: Automatically switch between commit and tag outside this method
+  url = archive_url(commit: GUTENBERG_CONFIG[:commit])
+  archive_name = File.basename(url)
+  archive_folder = File.join(__dir__, '.downloads')
+  archive_path = File.join(archive_folder, archive_name)
+
+  if File.exist?(archive_path)
+    puts "Skipping download because archive for #{url} exists already at #{archive_path}."
+  else
+    puts "Will attempt downloading #{url} to #{archive_name}..."
+
+    FileUtils.mkdir_p(archive_folder)
+
+    # Perform HTTP HEAD request to retrieve file size
+    uri = URI.parse(url)
+    http = Net::HTTP.new(uri.host, uri.port)
+    http.use_ssl = true
+    response = http.head(uri.path)
+
+    # Check if the response is successful and contains Content-Length header
+    raise "Failed to retrieve file information: #{response.code} #{response.message}" unless response.is_a?(Net::HTTPSuccess) && response.key?('Content-Length')
+
+    file_size = response['Content-Length'].to_i
+
+    # Check file size
+    raise 'File size is 0. Aborting download.' if file_size.zero?
+
+    puts "File size: #{(file_size / (1024.0 * 1024.0)).round(2)} MB"
+
+    progress_bar = ProgressBar.create(title: 'Download', total: file_size, format: '%t |%B| %p%%')
+
+    http.request_get(uri.path) do |archive_response|
+      File.open(archive_path, 'wb') do |file|
+        archive_response.read_body do |chunk|
+          file.write(chunk)
+          progress_bar.progress += chunk.length
+        end
+      end
+    end
+
+    progress_bar.finish
+
+    puts 'Done downloading'
+  end
+
+  archive_extraction_folder = File.join(__dir__, '.artifacts')
+
+  FileUtils.rm_rf(archive_extraction_folder)
+  FileUtils.mkdir_p(archive_extraction_folder)
+
+  puts "Extracting #{archive_name} to #{archive_extraction_folder}..."
+
+  Zlib::GzipReader.open(archive_path) do |gzip_file|
+    Archive::Tar::Minitar.unpack(gzip_file, archive_extraction_folder)
+  end
+
+  puts 'Finished extracting.'
+end
+# rubocop:enable Metrics/AbcSize
+# rubocop:enable Metrics/MethodLength

Podfile

@@ -336,6 +336,8 @@ pre_install do |installer|
   end
   puts "Installing #{static.count} pods as static frameworks"
   puts "Installing #{dynamic.count} pods as dynamic frameworks"
+
+  gutenberg_pre_install_hook
 end
 
 post_install do |installer|