Add snarf_gmail.rb script

diff --git a/snarf_gmail.rb b/snarf_gmail.rb
new file mode 100755 (executable)
index 0000000..52aed0e
--- /dev/null
+++ b/snarf_gmail.rb
@@ -0,0 +1,86 @@
+#!/usr/bin/env ruby
+
+#
+# snarf_gmail.rb
+#
+# Copies mail from a gmail account
+# You need ruby 1.9 for this
+# You need the password gem for this
+#
+# Problem: this appears to only download some mails (usually around 383 or
+# so). One workaround is to run this multiple times. Still not sure if there
+# is a better workaround.
+#
+# Colin McCabe
+#
+
+require 'net/pop'
+require 'optparse'
+require 'ostruct'
+require 'password'
+
+class MyOptions
+  def self.parse(args)
+    opts = OpenStruct.new
+
+    # Fill in $opts values
+    parser = OptionParser.new do |myparser|
+      myparser.banner = "Usage: #{ File.basename($0) } [opts]"
+      myparser.separator("Specific options:")
+      myparser.on("--username USERNAME", "-u",
+              "Email account to fetch. (example: \
+RareCactus@gmail.com)") do |u|
+              opts.username = u
+      end
+      myparser.on("--dry-run", "-d",
+              "Dry run. State what would be done without actually \
+doing it.") do |a|
+              opts.dry_run = true
+      end
+    end
+
+    parser.parse!(args)
+    raise "must give a username" unless opts.username
+    return opts
+  end
+end
+
+# MAIN
+begin
+  $opts = MyOptions.parse(ARGV)
+rescue Exception => msg
+  $stderr.print("#{msg}.\nType --help to see usage information.\n")
+  exit 1
+end
+
+puts "type password for #{$opts.username}"
+password = gets
+password.chomp!
+
+Net::POP3.enable_ssl(OpenSSL::SSL::VERIFY_NONE)
+Net::POP3.start("pop.gmail.com", 995, $opts.username, password) do |pop|
+  #pop.reset()
+  mails = pop.mails
+  n_mails = pop.n_mails
+  puts "found #{n_mails} mails."
+  if ($opts.dry_run)
+    puts "successfully connected."
+    exit 0
+  end
+  count = 0
+  mails.each do |mail|
+    fname = mail.unique_id
+    #fname = sprintf("%08d", count)
+    File.open(fname, 'w+') do|f|
+      f.write mail.pop
+    end
+    count = count + 1
+    if ((count % 100) == 0)
+      count = 0
+      print "."
+      STDOUT.flush
+    end
+  end
+end
+puts "done."
+exit 0