gem.rb in packaging-0.99.23

- old
+ new

@@ -1,5 +1,6 @@
+require 'json'
 module Pkg::Gem
   class << self
     # This is preserved because I don't want to update the deprecated code path
     # yet; I'm not entirely sure I've fixed everything that might attempt
     # to call this method so this is now a wrapper for a wrapper.
@@ -13,13 +14,28 @@
     def rsync_to_downloads(file)
       Pkg::Util.deprecate('Pkg::Gem.rsync_to_downloads', 'Pkg::Util::Ship.ship_pkgs')
       Pkg::Util::Ship.ship_pkgs(["#{file}*"], Pkg::Config.gem_host, Pkg::Config.gem_path, platform_independent: true)
     end
 
+    def shipped_to_rubygems?(gem_name, gem_version)
+      gem_data = JSON.parse(`curl https://rubygems.org/api/v1/versions/#{gem_name}.json`)
+      gem_versions = gem_data.map { |version| version['number'] }
+      return gem_versions.include? gem_version
+    rescue => e
+      puts "Uh oh, something went wrong searching for gem '#{gem_name}':"
+      puts e
+      puts "Perhaps you're shipping gem '#{gem_name}' for the first time? Congrats!"
+      return false
+    end
+
     # Ship a Ruby gem file to rubygems.org. Requires the existence
     # of a ~/.gem/credentials file or else rubygems.org won't have
     # any idea who you are.
     def ship_to_rubygems(file, options = {})
+      if shipped_to_rubygems?(Pkg::Config.gem_name, Pkg::Config.gemversion)
+        puts "#{file} has already been shipped to rubygems, skipping . . ."
+        return
+      end
       Pkg::Util::File.file_exists?("#{ENV['HOME']}/.gem/credentials", :required => true)
       gem_push_command = "gem push #{file}"
       gem_push_command << " --host #{options[:host]}" if options[:host]
       gem_push_command << " --key #{options[:key]}" if options[:key]
       Pkg::Util::Execution.capture3(gem_push_command)