Class: Yui

Inherits:
Object
  • Object
show all
Includes:
Open3
Defined in:
lib/ruby-yui/yui.rb

Defined Under Namespace

Classes: NoInputFileException

Constant Summary collapse

MAJOR = 
0
MINOR = 
0
RELEASE = 
5
YUI_ROOT = 
File.join(File.dirname(__FILE__),'..','..')

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(inpath, options = {}) ⇒ Yui

Grabs a glob of files inpath + options will create a glob,

directory structure will be replicated in outputh

Examples:

Yui.new("./javascripts")
[/javascripts/main.js, /javascripts/folder/other.js]

Parameters:

  • inpath (String) —

    path

  • options (Hash) (defaults to: {})

See Also:

  • defaults


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# File 'lib/ruby-yui/yui.rb', line 37

def initialize(inpath,options={})
  @inpath   = inpath
  @options  = Yui.defaults.merge(options)
  @options[:suffix] = "" if @options[:suffix].nil?
  glob_path = File.join(@inpath,"**","*.#{@options[:type]}")
  @files    = Dir.glob(glob_path)
  
  if @options[:suffix].empty? && outpath == @inpath && @options[:stomp] == false
    raise Exception, "Your originals will be destroyed without a suffix or an outpath, run again with :stomp => true to allow this."
  end
  
  #Dont compress ruby-yui files.
  @files.delete_if {|file| file =~ /#{@options[:suffix]}/} unless @options[:suffix].empty?
  
  self.clobber if @options[:clobber]
end

Instance Attribute Details

#files ⇒ Object (readonly)

Returns the value of attribute files.



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# File 'lib/ruby-yui/yui.rb', line 53

def files
  @files
end

#inpath ⇒ Object (readonly)

Returns the value of attribute inpath.



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# File 'lib/ruby-yui/yui.rb', line 54

def inpath
  @inpath
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/ruby-yui/yui.rb', line 55

def options
  @options
end

Class Method Details

.clobber(path, suffix, type) ⇒ Object

Clobber *.SUFFIX.(js|css)



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# File 'lib/ruby-yui/yui.rb', line 153

def Yui.clobber(path,suffix,type)
  if suffix.empty?
    glob_path = File.join(path,"**.#{type}")
  else
    glob_path = File.join(path,"**","*#{suffix}.#{type}")
  end
  
  Dir.glob(glob_path).each do |file|
    puts "Clobbering #{file}..."
    FileUtils.rm file
  end
end

.compress(inpath, options = {}) ⇒ Boolean

Compresses inpath with options

Returns:

  • (Boolean) —

    Was 100% of files compressed

See Also:



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# File 'lib/ruby-yui/yui.rb', line 171

def Yui.compress(inpath,options={})
  Yui.new(inpath,options).minify
end

.version ⇒ Object 



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# File 'lib/ruby-yui/yui.rb', line 19

def Yui.version
  [MAJOR,MINOR,RELEASE].join('.')
end

Instance Method Details

#bundle ⇒ String|nil

Bundles a set of files to 

#{@options[:out_path]}/bundle.#{@options[:suffix]}.#{@options[:type]}

Returns:

  • (String|nil) —

    Returns path to bundle if successful, otherwise nil

Raises:



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# File 'lib/ruby-yui/yui.rb', line 73

def bundle
  raise(NoInputFileException, "Nothing to do, check input path.")if @files.empty?
  
  bundle_data = ""
  successful_compressions = 0
  @files.each do |file|
    cmd = Yui.gen_cmd(file,@options)
    stdin, stdout, stderr = popen3(cmd.join(' '))
    bundle_tmp = stdout.read
    
    if stderr.read.empty?
      puts "Bundling: #{file}"
      bundle_data += "\n#{bundle_tmp}"
      successful_compressions += 1
    else
      puts "Failed to bundle: #{file}"
    end
  end
  
  if successful_compressions == @files.length
    if @options[:suffix].empty?
      bundle_file_name = "bundle.#{@options[:type]}"
    else
      bundle_file_name = "bundle#{@options[:suffix]}.#{@options[:type]}"
    end
    bundle_path = File.join(outpath,bundle_file_name)
    File.open(bundle_path,'w'){|f| f.write(bundle_data)}
    return bundle_path
  else
    return nil
  end
end

#clobber ⇒ Object

Clobbers files with the right suffix/type in the outpath

outpath defaults to inpath



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# File 'lib/ruby-yui/yui.rb', line 63

def clobber
  Yui.clobber(outpath,@options[:suffix],@options[:type])
end

#minify ⇒ Object Also known as: compress

Raises:



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# File 'lib/ruby-yui/yui.rb', line 106

def minify
  raise(NoInputFileException, "Nothing to do, check input path.") if @files.empty?
  
  successful_compressions = 0
  
  @files.each do |file|
    #put the suffix on before the externsion if provided
    if @options[:suffix].empty?
      out_file = file.clone
    else
      out_file = file.split('.')
      out_file.pop #pop off extension
      out_file = out_file.join('.') << @options[:suffix] << ".#{@options[:type]}"
    end
    
    #Substitute the outpath
    out_file.sub!(@inpath,outpath)
    
    cmd = Yui.gen_cmd(file,@options) << "-o #{out_file}"
    
    FileUtils.mkdir_p File.dirname(out_file)

    puts "Compressing:\n\t #{file} =>\n\t #{out_file}"
    stdin, stdout, stderr = popen3(cmd.join(' '))

    stdout = stdout.read
    stderr = stderr.read

    if stdout.empty? && stderr.empty?
      successful_compressions += 1 
    else
      puts "Failed to compress: #{file}"
      if @options[:rename_on_fail] && !@options[:suffix].empty?
        puts "Copying:\n\t #{file} =>\n\t #{out_file}"
        FileUtils.cp file, out_file
      end

      puts "OUT: #{stdout}"
      puts "ERR: #{stderr}"
    end
  end
  
  return (successful_compressions == @files.length)
end

#outpath ⇒ Object 



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# File 'lib/ruby-yui/yui.rb', line 57

def outpath
  @options[:out_path] || @inpath
end