Class: Rake::RemotePackage

Inherits:
Task
  • Object
show all
Includes:
DSL
Defined in:
lib/rake-plus/remote_package.rb

Constant Summary collapse

GITHUB_MATCH =

Example: github.com/vivienschilis/segmenter/zipball/v0.0.1

%r[^https?://github\.com/([^/]+)/([^/]+)/(zip|tar)ball/(.*)]
SF_MATCH = 
%r[^https?://sourceforge.net/.*/([^/]+)/download$]

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Task

#file_missing?, #out_of_date?

Class Method Details

.scope_name(scope, task_name) ⇒ Object

Apply the scope to the task name according to the rules for this kind of task. File based tasks ignore the scope when creating the name.



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# File 'lib/rake-plus/remote_package.rb', line 65

def scope_name(scope, task_name)
  task_name
end

Instance Method Details

#basename ⇒ Object 



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# File 'lib/rake-plus/remote_package.rb', line 17

def basename
  if name =~ GITHUB_MATCH
    "#{$1}-#{$2}-#{$4}#{$3 == "zip" ? ".zip" : ".tar.gz"}"
  elsif name =~ SF_MATCH
    $1
  else
    File.basename(name.sub(/\?.*/,''))
  end
end

#execute(args = nil) ⇒ Object 



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# File 'lib/rake-plus/remote_package.rb', line 27

def execute(args=nil)
  if needed?
    FileUtils.mkdir_p File.dirname(local_path)
    sh "curl -L -o \"#{local_path}.tmp\" \"#{name}\""
    mv "#{local_path}.tmp", local_path
  end
  super
end

#local_path ⇒ Object 



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# File 'lib/rake-plus/remote_package.rb', line 13

def local_path
  RakePlus.cache_dir / "pkg" / basename
end

#needed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rake-plus/remote_package.rb', line 9

def needed?
  :package_missing unless File.exist?(local_path)
end

#timestamp ⇒ Object

Time stamp for file task.



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# File 'lib/rake-plus/remote_package.rb', line 54

def timestamp
  if File.exist?(local_path)
    File.mtime(local_path)
  else
    Rake::EARLY
  end
end

#unpack_to(dir) ⇒ Object

Utility



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# File 'lib/rake-plus/remote_package.rb', line 37

def unpack_to(dir)
  abs_local_path = local_path.expand
  Dir.chdir(dir) do
    case abs_local_path
    when /\.tar\.gz$/, /\.tgz$/
      sh "tar xzvf \"#{abs_local_path}\""
    when /\.tar\.bz2$/
      sh "tar xjvf \"#{abs_local_path}\""
    when /\.tar$/
      sh "tar xvf \"#{abs_local_path}\""
    else
      raise "Unsupported file extensions of #{abs_local_path}"
    end
  end
end