Class: MailMatic::Generator

Inherits:
Object
  • Object
show all
Defined in:
lib/mailmatic.rb

Constant Summary collapse

STATICMATIC_SETUP_COMMAND = 
"staticmatic setup \"%s\""
STATICMATIC_BUILD_COMMAND = 
"staticmatic build \"%s\""
STATICMATIC_OUTPUT_SUBDIR = 
"site"
EMAILS_SUBDIR = 
"emails"
DEFAULT_LAYOUT_SUBPATH = 
"src/layouts/default.haml"
DEFAULT_PAGE_SUBPATH = 
"src/pages/index.haml"
PREMAILER_WARN_LEVEL = 
Premailer::Warnings::SAFE

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root_dir) ⇒ Generator

Returns a new instance of Generator.



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# File 'lib/mailmatic.rb', line 15

def initialize(root_dir)
  @root_dir = root_dir
end

Instance Attribute Details

#root_dir ⇒ Object

Returns the value of attribute root_dir.



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# File 'lib/mailmatic.rb', line 14

def root_dir
  @root_dir
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/mailmatic.rb', line 91

def build
  puts "Building #{root_dir}"

  status = generate_pages
  return status if status != 0

  status = generate_emails

  return status
end

#generate_email(infile, outfile) ⇒ Object 



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# File 'lib/mailmatic.rb', line 19

def generate_email(infile, outfile)
  outdir = File.dirname(outfile)
  Dir.mkdir(outdir) if !File.directory?(outdir)

  premailer = Premailer.new(
    infile,
    :warn_level => PREMAILER_WARN_LEVEL
  )

  File.open(outfile, "wb") do |f|
    f << premailer.to_inline_css
  end
  puts "created #{outfile}"

  if premailer.warnings.any?
    puts
    puts "WARNING: #{outfile}"
    puts "-" * 79
    premailer.warnings.each do |w|
      puts "  [#{w[:level]}] #{w[:message]} may not render properly in #{w[:clients]}"
    end
    puts
  end

  return 0
rescue Exception => e
  puts "failed to create #{outfile}"
  puts e.inspect
  return -1
end

#generate_emails ⇒ Object 



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# File 'lib/mailmatic.rb', line 50

def generate_emails
  html_dir   = File.expand_path(STATICMATIC_OUTPUT_SUBDIR, root_dir)
  emails_dir = File.expand_path(EMAILS_SUBDIR, root_dir)
  Dir.mkdir(emails_dir) if !File.directory?(emails_dir)
  Dir.chdir(html_dir) do
    Dir.glob("**/*.html").each do |html_file|
      email_file = File.expand_path(html_file, "../#{EMAILS_SUBDIR}")
      status = generate_email(html_file, email_file)
      return status if status != 0
    end
  end
  return 0
end

#generate_pages ⇒ Object 



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# File 'lib/mailmatic.rb', line 64

def generate_pages
  result = system(STATICMATIC_BUILD_COMMAND % root_dir)
  return result ? 0 : -1
end

#setup ⇒ Object 



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# File 'lib/mailmatic.rb', line 69

def setup
  # Run StaticMatic setup then hack a few files with sed
  result = system(STATICMATIC_SETUP_COMMAND % root_dir)
  return -1 unless result

  i_opt = "-i"
  if `uname` =~ /darwin/i
    i_opt = '-i ""'
  end

  result = system("sed #{i_opt} -e \"s/StaticMatic/MailMatic/g\" \"#{root_dir}/#{DEFAULT_LAYOUT_SUBPATH}\"")
  return -1 unless result

  result = system("sed #{i_opt} -e \"s/= stylesheets/%link\\{:rel => 'stylesheet', :href => 'stylesheets\\/screen.css'\\}/g\" \"#{root_dir}/#{DEFAULT_LAYOUT_SUBPATH}\"")
  return -1 unless result

  result = system("sed #{i_opt} -e \"s/StaticMatic/MailMatic/g\" \"#{root_dir}/#{DEFAULT_PAGE_SUBPATH}\"")
  return -1 unless result

  return 0
end