From: Colin Patrick McCabe <cmccabe@alumni.cmu.edu>
Date: Mon, 3 May 2010 19:55:55 +0000 (-0700)
Subject: snarf_mail: get rid of hard tabs
X-Git-Url: http://club.cc.cmu.edu/~cmccabe/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=19e1e2d6b1fdd542c89c4a3e31bcf08bebbe0215;p=cmccabe-bin

snarf_mail: get rid of hard tabs

Normally in ruby code we don't use hard tabs.
---

diff --git a/snarf_mail.rb b/snarf_mail.rb
index ca871f8..a2490b1 100755
--- a/snarf_mail.rb
+++ b/snarf_mail.rb
@@ -16,7 +16,7 @@ require 'ostruct'
 class MyOptions
   def self.parse(args)
     opts = OpenStruct.new
-		opts.mailboxes = Array.new
+    opts.mailboxes = Array.new
 
     # Fill in $opts values
     parser = OptionParser.new do |myparser|
@@ -25,27 +25,27 @@ class MyOptions
       myparser.on("--username USERNAME", "-u",
               "Email account to fetch. (example: \
 RareCactus@gmail.com)") do |u|
-				opts.username = u
+        opts.username = u
       end
       myparser.on("--list-folders", "-l",
               "List the IMAP folders that are present.") do |a|
-				raise "can only specify one action" if (opts.action)
-				opts.action = :list
+        raise "can only specify one action" if (opts.action)
+        opts.action = :list
       end
       myparser.on("--snarf", "-S",
-							"Copy mail to the current directory.") do |a|
-				raise "can only specify one action" if (opts.action)
-				opts.action = :snarf
-			end
+              "Copy mail to the current directory.") do |a|
+        raise "can only specify one action" if (opts.action)
+        opts.action = :snarf
+      end
       myparser.on("--box [MAILBOX]", "-b",
               "Act on a given mailbox. You may specify -b more than once for \
 multiple mailboxes.") do |a|
-				opts.mailboxes << a
+        opts.mailboxes << a
       end
       myparser.on("--server [SERVER]", "-s",
-							"Email server to use") do |u|
-				opts.server = u
-			end
+              "Email server to use") do |u|
+        opts.server = u
+      end
     end
 
     parser.parse!(args)
@@ -59,52 +59,52 @@ end
 # Get a password from STDIN without echoing it.
 # This is kind of ugly, but it does work.
 def get_password(prompt)
-	shell_cmds = 'stty -echo && read password && echo ${password}'
-	printf "#{prompt}"
-	STDOUT.flush
-	pass = ""
-	pipe = IO.popen(shell_cmds, "r") do |pipe|
-		pass = pipe.read
-	end
-	echo_status = $?.exitstatus
-	system("stty sane")
-	puts
-	if (echo_status != 0) then
-		raise "get_password: error executing: #{shell_cmds}"
-	end
-	return pass.chomp
+  shell_cmds = 'stty -echo && read password && echo ${password}'
+  printf "#{prompt}"
+  STDOUT.flush
+  pass = ""
+  pipe = IO.popen(shell_cmds, "r") do |pipe|
+    pass = pipe.read
+  end
+  echo_status = $?.exitstatus
+  system("stty sane")
+  puts
+  if (echo_status != 0) then
+    raise "get_password: error executing: #{shell_cmds}"
+  end
+  return pass.chomp
 end
 
 def format_uid(uid)
-	# We don't know how to deal with non-numeric UIDs. Best just to leave them
-	# alone.
-	return uid if (uid =~ /[^0123456789]/)
+  # We don't know how to deal with non-numeric UIDs. Best just to leave them
+  # alone.
+  return uid if (uid =~ /[^0123456789]/)
 
-	# Pad numeric uids out to 6 digits
-	return sprintf("%006d", uid)
+  # Pad numeric uids out to 6 digits
+  return sprintf("%006d", uid)
 end
 
 def snarf_mailbox(imap, mailbox)
-	imap.select(mailbox)
-	count = 0
+  imap.select(mailbox)
+  count = 0
   total_count = 0
-	imap.search(["NOT", "DELETED"]).each do |message_id|
-		data = imap.fetch(message_id, [ "UID", "RFC822.HEADER", "RFC822.TEXT" ])
-		a = data[0].attr
-		filename = "#{mailbox}#{format_uid(a["UID"])}"
-		fp = File.open(filename, 'w')
-		fp.write(a["RFC822.HEADER"])
-		fp.write(a["RFC822.TEXT"])
-		fp.close
-		count = count + 1
+  imap.search(["NOT", "DELETED"]).each do |message_id|
+    data = imap.fetch(message_id, [ "UID", "RFC822.HEADER", "RFC822.TEXT" ])
+    a = data[0].attr
+    filename = "#{mailbox}#{format_uid(a["UID"])}"
+    fp = File.open(filename, 'w')
+    fp.write(a["RFC822.HEADER"])
+    fp.write(a["RFC822.TEXT"])
+    fp.close
+    count = count + 1
     total_count = total_count + 1
-		if (count > 10) then
-			count = 0
-			printf(".")
-			STDOUT.flush()
-		end
-	end
-	puts "fetched #{total_count} messages from #{mailbox}"
+    if (count > 10) then
+      count = 0
+      printf(".")
+      STDOUT.flush()
+    end
+  end
+  puts "fetched #{total_count} messages from #{mailbox}"
 end
 
 # MAIN
@@ -120,15 +120,15 @@ imap = Net::IMAP.new($opts.server, 993, true)
 imap.login($opts.username, password)
 case ($opts.action)
 when :list
-	imap.list("", "*").each do |mbl|
-		puts "#{mbl.name}"
-	end
+  imap.list("", "*").each do |mbl|
+    puts "#{mbl.name}"
+  end
 when :snarf
-	$opts.mailboxes.each do |mailbox|
-		snarf_mailbox(imap, mailbox)
-	end
+  $opts.mailboxes.each do |mailbox|
+    snarf_mailbox(imap, mailbox)
+  end
 else
-	raise "unknown action #{$opts.action}"
+  raise "unknown action #{$opts.action}"
 end
 imap.logout()
 imap.disconnect()