lib/princely.rb in princely-1.4.1 vs lib/princely.rb in princely-2.0.0

@@ -4,128 +4,42 @@
 # Library by Subimage Interactive - http://www.subimage.com
 #
 #
 # USAGE
 # -----------------------------------------------------------------------------
-#   princely = Princely.new()
+#   princely = Princely.new
 #   html_string = render_to_string(:template => 'some_document')
 #   send_data(
 #     princely.pdf_from_string(html_string),
 #     :filename => 'some_document.pdf'
 #     :type => 'application/pdf'
 #   )
 #
 require 'logger'
+require 'pathname'
 require 'princely/rails' if defined?(Rails)
 
-class Princely
-  attr_accessor :exe_path, :style_sheets, :log_file, :logger
+module Princely
+  autoload :StdoutLogger, 'princely/stdout_logger'
+  autoload :AssetSupport, 'princely/asset_support'
+  autoload :Pdf,          'princely/pdf'
+  autoload :Logging,      'princely/logging'
+  autoload :Executable,   'princely/executable'
 
-  # Initialize method
-  #
-  def initialize(options={})
-    # Finds where the application lives, so we can call it.
-    @exe_path = options[:path] || find_prince_executable
-    raise "Cannot find prince command-line app in $PATH" if @exe_path.length == 0
-    raise "Cannot find prince command-line app at #{@exe_path}" if @exe_path && !File.executable?(@exe_path)
-    @style_sheets = ''
-    @cmd_args = ''
-    @log_file = options[:log_file]
-    @logger = options[:logger]
-  end
+  class << self
+    def executable
+      @custom_executable || Princely::Executable.new
+    end
 
-  def logger
-    @logger ||= defined?(Rails) ? Rails.logger : StdoutLogger
-  end
-
-  def log_file
-    @log_file ||= defined?(Rails) ?
-            Rails.root.join("log/prince.log") :
-            File.expand_path(File.dirname(__FILE__) + "/log/prince.log")
-  end
-
-  def ruby_platform
-    RUBY_PLATFORM
-  end
-
-  def find_prince_executable
-    if ruby_platform =~ /mswin32/
-      "C:/Program Files/Prince/Engine/bin/prince"
-    else
-      `which prince`.chomp
+    def executable=(custom_executable)
+      @custom_executable = custom_executable
     end
-  end
 
-  # Sets stylesheets...
-  # Can pass in multiple paths for css files.
-  #
-  def add_style_sheets(*sheets)
-    for sheet in sheets do
-      @style_sheets << " -s #{sheet} "
+    def root
+      Pathname.new(File.expand_path('../', __FILE__))
     end
-  end
 
-  # Sets arbitrary command line arguments
-  def add_cmd_args(str)
-    @cmd_args << " #{str} "
-  end
-
-  # Returns fully formed executable path with any command line switches
-  # we've set based on our variables.
-  #
-  def exe_path
-    # Add any standard cmd line arguments we need to pass
-    @exe_path << " --input=html --server --log=#{log_file} "
-    @exe_path << @cmd_args
-    @exe_path << @style_sheets
-    return @exe_path
-  end
-
-  # Makes a pdf from a passed in string.
-  #
-  # Returns PDF as a stream, so we can use send_data to shoot
-  # it down the pipe using Rails.
-  #
-  def pdf_from_string(string, output_file = '-')
-    path = self.exe_path()
-    # Don't spew errors to the standard out...and set up to take IO
-    # as input and output
-    path << ' --silent - -o -'
-
-    # Show the command used...
-    logger.info "\n\nPRINCE XML PDF COMMAND"
-    logger.info path
-    logger.info ''
-
-    # Actually call the prince command, and pass the entire data stream back.
-    pdf = IO.popen(path, "w+")
-    pdf.puts(string)
-    pdf.close_write
-    result = pdf.gets(nil)
-    pdf.close_read
-    result.force_encoding('BINARY') if RUBY_VERSION >= "1.9"
-    return result
-  end
-
-  def pdf_from_string_to_file(string, output_file)
-    path = self.exe_path()
-    # Don't spew errors to the standard out...and set up to take IO
-    # as input and output
-    path << " --silent - -o '#{output_file}' >> '#{log_file}' 2>> '#{log_file}'"
-
-    # Show the command used...
-    logger.info "\n\nPRINCE XML PDF COMMAND"
-    logger.info path
-    logger.info ''
-
-    # Actually call the prince command, and pass the entire data stream back.
-    pdf = IO.popen(path, "w+")
-    pdf.puts(string)
-    pdf.close
-  end
-
-  class StdoutLogger
-    def self.info(msg)
-      puts msg
+    def ruby_platform
+      RUBY_PLATFORM
     end
   end
 end