Module: Merb::GeneratorHelpers

Included in:
GeneratorBase
Defined in:
lib/merb-gen/helpers.rb

Instance Method Summary collapse

Instance Method Details

#copy_dirs ⇒ Object

Establishes the directories of the template layout



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# File 'lib/merb-gen/helpers.rb', line 22

def copy_dirs
  select_template_directories.map { |x| relative(x) }.each do |path|
    m.directory interpolate_path(path)
  end
end

#copy_files ⇒ Object

Copies all files within each directory of the template layout



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# File 'lib/merb-gen/helpers.rb', line 29

def copy_files
  select_template_directories(true).each do |file|
    # Remove "template/" from the glob filename
    dir = relative(file)
    
    # Get all the files under the directory that are not directories or in 
    # the list of excluded templates above.
    files = Dir["#{file.empty? ? "." : file}/*"].reject { |f| File.directory?(f) }
    
    next if files.empty?
    
    # We want to templatize any files that contain <% %> characters
    #--
    # This is old code, should we need it: 
    # templates, to_copy = files.partition {|file| !(file =~ /\.erb$/) && File.read(file) =~ /<%.*%>/}
    templates, to_copy = files.partition { |file| File.read(file) =~ /<%.*%>/ }
    
    # Make the paths relative to the directory we're inspecting
    [to_copy, templates].each do |paths|
      paths.map! { |f| relative(f, dir) }
    end
    
    # Copy the files over
    to_copy.each do |filename|
      m.file(
        file_name(dir, filename), 
        file_name(interpolate_path(dir), filename)
      )
    end

    # Copy the templates over
    templates.each do |filename|
      m.template(
        file_name(dir, filename), 
        file_name(interpolate_path(dir), interpolate_path(filename))
      )
    end
  end
end

#interpolate_path(path) ⇒ Object 



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# File 'lib/merb-gen/helpers.rb', line 17

def interpolate_path(path)
  path.gsub(/%([^\}]*)%/) {|x| assigns[$1.to_sym]}
end

#relative(path, dir = nil) ⇒ Object

Remove “template/” from a file name

Parameters

path<String>

the path to relative-ize

dir<String>

a prefix directory to add into the relative-ized path

Returns

String

a relative-ized path



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# File 'lib/merb-gen/helpers.rb', line 13

def relative(path, dir = nil)
  path.gsub(/^#{base}\/templates(\/#{dir ? dir + "/" : ""})?/, "")
end