From 097749b9e9d7ab29bb78f681f01865741aea9342 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Sun, 10 Jun 2012 21:24:13 -0400
Subject: [PATCH] Update bin/whatever-dl and the configuration class for the
 other changes.

---
 bin/whatever-dl                  | 49 +++++++++++---------------------
 lib/whatever-dl/configuration.rb | 48 ++++++++++++++++++++++++++++---
 2 files changed, 61 insertions(+), 36 deletions(-)

diff --git a/bin/whatever-dl b/bin/whatever-dl
index 146dbec..7826249 100755
--- a/bin/whatever-dl
+++ b/bin/whatever-dl
@@ -19,39 +19,12 @@
 # http://www.fsf.org/licensing/licenses/gpl.html
 #
 
-# We need Pathname to get the real filesystem path
-# of this script (and not, for example, the path of
-# a symlink which points to it.
-require 'pathname'
+# This should load everything we need for us.
+require 'whatever-dl'
 
 # And getoptlong to check for our one option, --continue.
 require 'getoptlong'
 
-# This bit of magic adds the parent directory (the
-# project root) to the list of ruby load paths.
-# Thus, our require statements will work regardless of
-# how or from where the script was run.
-executable = Pathname.new(__FILE__).realpath.to_s
-$LOAD_PATH << File.dirname(executable) + '/../'
-
-# Load our config file.
-require 'bin/configuration'
-
-# And the downloaders...
-require 'src/downloader'
-
-# The Dir.glob that's coming up doesn't use the
-# Ruby library path so we need to tell it where to
-# look explicitly.
-websites_pattern = File.dirname(executable) + '/../src/websites/*.rb'
-
-# All of the website classes are located in one
-# directory, so we can 'require' them automatically.
-Dir.glob(websites_pattern).each do |r|
-  require r
-end
-
-
 EXIT_SUCCESS = 0
 EXIT_NO_URL = 1
 EXIT_INVALID_URL = 2
@@ -137,17 +110,29 @@ if (__FILE__ == $0) then
                         site.get_video_filename(),
                         site.headers(),
                         continue=options[:continue])
+
   rescue Errno::ECONNREFUSED => e
-    puts 'The connection to the server (to download the video file) was refused. Check your connection, and try again later.'
+    msg =  'The connection to the server (to download the video file) '
+    msg += 'was refused. Check your connection, and try again later.'
+    puts msg
     Kernel.exit(EXIT_CONNECTION_REFUSED)
+
   rescue Errno::EACCES => e
-    puts "Access denied. Check that you have write permission to the output file/directory. Details: #{e.message}."
+    msg =  'Access denied. Check that you have write permission '
+    msg += "to the output file/directory. Details: #{e.message}."
+    puts msg
+    Kernel.exit(EXIT_ACCESS_DENIED)
+
   rescue OpenURI::HTTPError => e
-    puts "An HTTP error occurred while downloading the video file: #{e.message}."
+    msg =  'An HTTP error occurred while downloading '
+    msg += " the video file: #{e.message}."
+    puts msg
     Kernel.exit(EXIT_HTTP_ERROR)
+
   rescue IOError => e
     puts "Input/Output Error: #{e.message}"
     Kernel.exit(EXIT_IO_ERROR)
+
   end
 
   # Write an empty line at the end for aesthetic reasons.
diff --git a/lib/whatever-dl/configuration.rb b/lib/whatever-dl/configuration.rb
index 60066cc..643479e 100644
--- a/lib/whatever-dl/configuration.rb
+++ b/lib/whatever-dl/configuration.rb
@@ -1,14 +1,54 @@
+require 'yaml'
+
 module Configuration
   # Configurable Options
-
+  #
   # We support a couple of different download methods. The :openuri
   # method utilizes the ruby open-uri library, and provides its own
   # progress bar with no external dependencies. The :wget method, on the
   # other hand, requires GNU Wget (http://www.gnu.org/software/wget/),
   # but will support auto-resume of partially-downloaded files for
   # example.
-  DOWNLOAD_METHOD = :openuri
-  #DOWNLOAD_METHOD = :wget
 
-  USER_AGENT = 'whatever-dl'
+  USERCONF_PATH = ENV['HOME'] + '/.whatever-dl.conf.yml'
+  @dict = {}
+
+  def initialize()
+    cfg = default_configuration()
+
+    # Now, load the user configuration which will override the
+    # variables defined above.
+    begin
+      user_config = YAML.load(File.open(USERCONF_PATH))
+
+      # We require ruby-1.9.x now so this should exist.
+      cfg.merge!(user_config)
+
+    rescue Errno::ENOENT
+      # If the user config file doesn't exist, whatever.
+    end
+
+    # Convert all of the keys to symbols.
+    cfg = cfg.inject({}){|memo,(k,v)| memo[k.to_sym] = v; memo}
+
+    @dict = cfg
+  end
+
+  def method_missing(sym, *args)
+    # Replace all missing method calls with dictionary lookups.
+    return @dict[sym]
+  end
+
+
+  private;
+
+  def default_configuration()
+    d = {}
+
+    d['download_method'] = 'openuri'
+    d['user_agent'] = 'whatever-dl'
+
+    return d
+  end
+
 end
-- 
2.44.2