[composer] fix ~/.config recursive symbolic link and existing files (#4587)

packages/composer.rb

@@ -3,7 +3,7 @@ require 'package'
 class Composer < Package
   description 'Dependency Manager for PHP'
   homepage 'https://getcomposer.org/'
-  version '2.0.7'
+  version '2.0.7-1'
   compatibility 'all'
   source_url 'https://github.com/composer/composer/archive/2.0.7.tar.gz'
   source_sha256 '204215dccc01fea015de5c8506100a078c821fe31afb3eee5aa93c5841f83f4d'
@@ -14,7 +14,7 @@ class Composer < Package
   def self.preinstall
     if Dir.exists?("#{HOME}/.config") && !File.symlink?("#{HOME}/.config")
       # Save any existing configuration
-      FileUtils.cp_r "#{HOME}/.config", "#{CREW_PREFIX}" unless Dir.empty? "#{HOME}/.config"
+      FileUtils.cp_r "#{HOME}/.config", "#{CREW_PREFIX}", remove_destination: true unless Dir.empty? "#{HOME}/.config"
     else
       # Remove the symlink, if it exists
       FileUtils.rm_f "#{HOME}/.config"
@@ -25,10 +25,10 @@ class Composer < Package
     system "curl -Ls -o composer https://github.com/composer/composer/releases/download/#{version}/composer.phar"
     abort 'Checksum mismatch. :/ Try again.'.lightred unless Digest::SHA256.hexdigest( File.read('composer') ) == '0a060e8caf1d5cde55c4562fd68369b08cf231b8fd30da9c8f994b111557ebe9'
     system "install -Dm755 composer #{CREW_DEST_PREFIX}/bin/composer"
-    FileUtils.ln_sf "#{CREW_PREFIX}/.config", "#{HOME}/.config"
   end
 
   def self.postinstall
+    FileUtils.ln_sf "#{CREW_PREFIX}/.config", "#{HOME}/.config"
     puts
     puts "To finish the installation, execute the following:".lightblue
     puts "echo 'export PATH=\$HOME/.config/composer/vendor/bin:\$PATH' >> ~/.bashrc && . ~/.bashrc".lightblue