From c1d879e02f472c1bc5c6cdcc8fa51643872760c4 Mon Sep 17 00:00:00 2001
From: David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
Date: Sat, 9 Oct 2010 05:28:55 -0700
Subject: Add information.

---
 omptagger | 47 ++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 38 insertions(+), 9 deletions(-)

diff --git a/omptagger b/omptagger
index f07c05b..f7ed1ed 100755
--- a/omptagger
+++ b/omptagger
@@ -20,6 +20,14 @@ require 'rubygems'
 require 'TagLib'
 require 'filemagic'
 
+class Hash
+  def longest_key_length
+    self.keys.inject(0) do |longest, key|
+      key.length > longest ? key.length : longest
+    end
+  end
+end
+
 class String
   def colourise(colour)
     case colour
@@ -60,14 +68,6 @@ class String
   end
 end
 
-class Hash
-  def longest_key_length
-    self.keys.inject(0) do |longest, key|
-      key.length > longest ? key.length : longest
-    end
-  end
-end
-
 class Metadata
   def output(tag, val, padding = 0)
     puts tag.format(:tag) + ' ' * (2 + padding) + val
@@ -164,9 +164,38 @@ Options:
   exit
 end
 
+def info
+  puts <<-end
+Actions:
+  * Multiple actions can be chained together.
+  * Actions are executed in the order they are specified.
+  * Example: omptagger --view --set-tag ALBUM="Foobar" --view
+
+Schemes:
+  * The default file naming scheme is Track - Artist - Title.
+  * Schemes must be specified prior to actions that use them.
+  * Example: omptagger --scheme '%a - %t' --generate
+  * %a - Artist    %* - Wildcard
+    %b - Album     %% - Per cent sign
+    %d - Date
+    %n - Track
+    %t - Title
+
+Supported Tags:
+  * Vorbis comments: Any field name allowed by specification.
+  * ID3v2 frames: Artist, album, title, track, year.
+
+Tag Generation:
+  * Underscores in filenames are converted to spaces in tags.
+  * Backslashes in filenames are converted to forward slashes in tags.
+  end
+
+  exit
+end
+
 actions = Array.new
 options = Array.new
-scheme  = '%a - %t'
+scheme  = '%n - %a - %t'
 
 GetoptLong.new(
   ['--view',       '-v', GetoptLong::NO_ARGUMENT],
-- 
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