Class: Distil::JavascriptProduct

Inherits:
Product
  • Object
show all
Includes:
ErrorReporter
Defined in:
lib/distil/product/javascript-product.rb

Constant Summary collapse

MODULE_TEMPLATE = 
ERB.new %q{
  distil.module("<%=project.name%>", <%=json_for(definition)%>);
}.gsub(/^\s*/, '')

Instance Attribute Summary

Attributes inherited from Product

#assets, #files, #language, #libraries, #project, #variant

Instance Method Summary collapse

Methods included from ErrorReporter

#error, error, #has_errors?, #has_warnings?, #ignore_warnings, #ignore_warnings=, #report, #total_error_count, #total_warning_count, warning, #warning

Methods inherited from Product

#build, #clean, #filename, #gzip, #gzip_filename, #handles_file?, #include_file, #initialize, #minimise, #minimised_filename, #notice_comment, #output_path, #up_to_date?

Constructor Details

This class inherits a constructor from Distil::Product

Instance Method Details

#build_debug ⇒ Object 



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# File 'lib/distil/product/javascript-product.rb', line 120

def build_debug
  File.open(output_path, "w") { |output|

    output.puts notice_comment
    
    if (APPLICATION_TYPE==project.project_type)
      output.puts File.read(BOOTSTRAP_SCRIPT)
      if (project.synchronise_assets)
        output.puts "\n\ndistil.sync= true;\n\n"
      end
    end
    
    if project.global_export
      output.puts
      output.puts "window.#{project.global_export}=window.#{project.global_export}||{};"
      output.puts
    end

    libraries.each { |l|
      path= project.relative_output_path_for(l.file_for(content_type, language, variant))
      next if !path
      output.puts "/*jsl:import #{path}*/"
    }
    
    files.each { |f|
      path= project.relative_output_path_for(f)
      next if !path
      output.puts "/*jsl:import #{path}*/"
    }

    output.puts module_definition
      
  }
end

#build_release ⇒ Object 



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# File 'lib/distil/product/javascript-product.rb', line 68

def build_release
  File.open(output_path, "w") { |output|
    
    output.puts notice_comment
    
    if (APPLICATION_TYPE==project.project_type)
      output.puts File.read(BOOTSTRAP_SCRIPT)
      if (project.synchronise_assets)
        output.puts "\n\ndistil.sync= true;\n\n"
      end
      output.puts FILE_SEPARATOR
    end

    output.puts module_definition

    # emit remote assets first
    libraries.each { |l|
      f= project.file_from_path(l.file_for(content_type, language, variant))
      next if !f
      
      content= f.rewrite_content_relative_to_path(nil)
      next if !content || content.empty?
      
      output.puts content.strip
      output.puts "\n"
      output.puts FILE_SEPARATOR
    }

    if project.global_export
      exports= [project.global_export, *project.additional_globals].join(", ")
      output.puts "(function(#{exports}){"
    end

    files.each { |f|
      content= f.rewrite_content_relative_to_path(nil)

      next if !content || content.empty?
        
      output.puts content.strip
      output.puts "\n"
      output.puts FILE_SEPARATOR
    }
    
    if project.global_export
      exports= ["window.#{project.global_export}=window.#{project.global_export}||{}", *project.additional_globals].join(", ")
      output.puts "})(#{exports});"
    end
    
    output.puts "distil.moduleDidLoad('#{project.name}');"  
  }
end

#can_embed_as_content(file) ⇒ Object 



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# File 'lib/distil/product/javascript-product.rb', line 16

def can_embed_as_content(file)
  ["css", "html", "json", "sql"].include?(file.extension)
end

#escape_embeded_content(file) ⇒ Object 



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# File 'lib/distil/product/javascript-product.rb', line 20

def escape_embeded_content(file)
  content= file.rewrite_content_relative_to_path(nil)
  file.minified_content(content)
end

#json_for(obj) ⇒ Object 



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# File 'lib/distil/product/javascript-product.rb', line 25

def json_for(obj)
  JSON.generate(obj)
end

#module_definition ⇒ Object 



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# File 'lib/distil/product/javascript-product.rb', line 29

def module_definition
  asset_paths= {}
  asset_data= {}
  definition= {}
  required_files= []
  
  libraries.each { |l|
    f= l.file_for(content_type, language, variant)
    required_files << project.relative_output_path_for(f)
  }
  
  files.each { |f|
    required_files << project.relative_output_path_for(f)
  }
  
  assets.each { |asset|
    next if project.source_files.include?(asset)

    if RELEASE_VARIANT==variant
      key= project.asset_aliases[asset]||asset.relative_path
      if can_embed_as_content(asset)
        asset_data[key]= escape_embeded_content(asset)
      end
    else
      key= project.asset_aliases[asset]
      asset_paths[key]= project.relative_output_path_for(asset) if key
    end
  }
  
  definition[:asset_map]= asset_paths
  if RELEASE_VARIANT==variant
    definition[:assets]= asset_data
  else
    definition[:required]= required_files
  end
  
  MODULE_TEMPLATE.result binding
end