Class: IMAPToRSS::Handler::Amazon

Inherits:
IMAPToRSS::Handler show all
Defined in:
lib/imap_to_rss/handler/amazon.rb

Overview

Handles messages from Amazon

Instance Attribute Summary

Attributes inherited from IMAPToRSS::Handler

#search

Instance Method Summary collapse

Methods inherited from IMAPToRSS::Handler

#each_message, handlers, inherited, #log, #setup

Constructor Details

#initialize ⇒ Amazon

Selects messages with amazon in the From header



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# File 'lib/imap_to_rss/handler/amazon.rb', line 11

def initialize
  @search = 'FROM', 'amazon'
end

Instance Method Details

#add_item(subject, description, url) ⇒ Object

Adds an RSS item with subject, description and url



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# File 'lib/imap_to_rss/handler/amazon.rb', line 56

def add_item(subject, description, url)
  super subject, description, @mail.from, @mail.date, url, @mail.message_id,
        'Amazon'
end

#add_order(order) ⇒ Object

Adds an RSS item from order order



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# File 'lib/imap_to_rss/handler/amazon.rb', line 64

def add_order(order)
  items = order.scan(/^(\d+) "(.*?)"/)

  order =~ /Order number:\s+([\d-]+)/
  return unless $1
  order_number = $1
  url = order_url order_number

  order =~ /^Total for this Order:\s+(.*)/
  total = $1.strip

  subject = "Amazon order #{order_number}"

  description = "<p>Total: #{total}\n"

  description << order_table(items)

  add_item subject, description, url
end

#aws_bill ⇒ Object

Adds an RSS item for an AWS bill



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# File 'lib/imap_to_rss/handler/amazon.rb', line 87

def aws_bill
  @mail.body =~ /^Total: (.*)/
  total = $1

  @mail.body =~ /^(http.*)/

  add_item "Amazon Web Services Bill: #{total}", '', $1
end

#gift_card ⇒ Object

Adds an RSS item for a gift card



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# File 'lib/imap_to_rss/handler/amazon.rb', line 99

def gift_card
  url = "https://www.amazon.com/gp/css/account/payment/view-gc-balance.html"
  @mail.body =~ /^Amount: (.*)/
  amount = $1

  @mail.body =~ /^From: (.*)/
  from = $1

  @mail.body =~ /^Gift Message: (.*)/
  message = $1

  @mail.body =~ /^Claim code (.*)/
  claim_code = $1

  subject = "Amazon Gift Card from #{from} - #{amount}!"

  description = "<p><strong>#{from} send you a #{amount} gift card!</strong>\n\n"
  description << "<p>#{message}\n\n"
  description << "<h2>#{claim_code}</h2>\n\n"
  description << "<p><a href=\"#{url}\">Claim your gift card</a>"

  add_item subject, description, url
end

#handle(uids) ⇒ Object

Turns uids into RSSItems



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# File 'lib/imap_to_rss/handler/amazon.rb', line 18

def handle(uids)
  each_message uids, 'text/plain' do |uid, mail|
    @mail = mail

    case @mail.subject
    when /^Your Order with Amazon.com/ then
      if @mail.body =~ /Your purchase has been divided into/ then
        @mail.body.split(/^Order #\d+/).each do |order|
          add_order order
        end
      else
        add_order @mail.body
      end
    when /has shipped!$/ then
      order_shipped_bang
    when /has shipped/ then
      order_shipped
    when /^Amazon.com - Order Revision \((.*?)\)/ then
      order_revision $1
    when /^Amazon.com - Your Cancellation/ then
      order_cancellation
    when /sent you an Amazon.com Gift Card!$/ then
      gift_card
    when /^Amazon Web Services Billing Statement Available/ then
      aws_bill
    when /^Your savings from Amazon.com/, # ignore
         /^Your Amazon.com Purchase from/ then # dup of regular order email
      next
    else
      log "Unknown Subject: %p" % @mail.subject
      next false
    end
  end
end

#order_cancellation ⇒ Object

Adds an RSS item for an order cancellation



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# File 'lib/imap_to_rss/handler/amazon.rb', line 126

def order_cancellation
  @mail.body =~ /order #(.*?) /
  order_number = $1

  items = @mail.body.scan(/(\d?) of (.*)/)

  url = order_url order_number
  subject = "Amazon order cancelation #{order_number}"
  description = "<p>You canceled your order:\n\n"

  description << order_table(items)

  add_item subject, description, url
end

#order_revision(order_number) ⇒ Object

Adds an RSS item for an order revision on order_number



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# File 'lib/imap_to_rss/handler/amazon.rb', line 226

def order_revision(order_number)
  url = order_url order_number
  subject = "Order Revision (#{order_number})"

  @mail.body =~ /^Dear .*?,\r\n\r\n(.*?)\r\n\r\n/m

  description = "<p>#{$1}"

  add_item subject, description, url
end

#order_shipped ⇒ Object

Adds an RSS item for a shipped order



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# File 'lib/imap_to_rss/handler/amazon.rb', line 144

def order_shipped
  @mail.body =~ /^(The following items .*?:\r\n.*?)(Shipping Carrier|Item Subtotal)/m
  items = $1.map do |item|
    next unless item =~ /\d+\s(.*?)\$[\d.]+\s+(\d+)/
    [$2, $1.strip]
  end.compact

  carrier = $1.strip         if @mail.body =~ /Shipping Carrier: (.*)/
  date = $1.strip            if @mail.body =~ /Ship Date: (.*)/
  speed = $1.strip           if @mail.body =~ /Shipping Speed: (.*)/
  tracking_number = $1.strip if @mail.body =~ /Carrier Tracking ID: (.*)/

  @mail.body =~ /Your shipping address:\r\n\r\n(.*?)\r\n\r\n/m
  address = $1.split("\n").map { |line| line.strip }.join "<br />\n" if $1

  if tracking_number then
    url = case carrier
          when 'USPS' then
              "http://trkcnfrm1.smi.usps.com/PTSInternetWeb/InterLabelInquiry.do?strOrigTrackNum=#{tracking_number}"
          when 'FedEx' then
              "http://fedex.com/Tracking?tracknumbers=#{tracking_number}"
          else
            log "Unknown carrier: %p" % carrier
            nil
          end
  end

  subject = @mail.subject

  description = order_table items
  if url then
    description << "<p>Via <a href=\"#{url}\">#{carrier}</a>\n\n"
  elsif carrier then
    description << "<p>Via #{carrier} (no tracking number found)\n\n"
  end
  description << "<p>To:<br>\n#{address}" if address

  add_item subject, description, url
end

#order_shipped_bang ⇒ Object

Adds an RSS item for a shipped order (alternate subject ending with !)



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# File 'lib/imap_to_rss/handler/amazon.rb', line 187

def order_shipped_bang
  @mail.body =~ /this shipment:\r\n\r\n(.*?)\r\n\r\nShip/m
  items = $1.scan(/(\d+) of (.*)/)

  carrier = $1.strip         if @mail.body =~ /Shipped via (.*?)\s/
  tracking_number = $1.strip if @mail.body =~ /Tracking number: (.*?)\s/

  @mail.body =~ /This shipment was sent to:\r\n\r\n(.*?)\r\n\r\n/m
  address = $1.split("\n").map { |line| line.strip }.join "<br />\n" if $1

  if tracking_number then
    url = case carrier
          when 'USPS' then
              "http://trkcnfrm1.smi.usps.com/PTSInternetWeb/InterLabelInquiry.do?strOrigTrackNum=#{tracking_number}"
          when 'FedEx' then
              "http://fedex.com/Tracking?tracknumbers=#{tracking_number}"
          else
            log "Unknown carrier: %p" % carrier
            nil
          end
  end

  subject = @mail.subject

  description = order_table items

  if url then
    description << "<p>Via <a href=\"#{url}\">#{carrier}</a>\n\n"
  elsif carrier then
    description << "<p>Via #{carrier} (no tracking number found)\n\n"
  end
  description << "<p>To:<br>\n#{address}" if address

  add_item subject, description, url
end

#order_table(items) ⇒ Object

Creates an HTML table for items



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# File 'lib/imap_to_rss/handler/amazon.rb', line 240

def order_table(items)
  table = "<table>\n<tr><th>Quantity<th>Description\n"

  items.each do |qty, desc|
    table << "<tr><td>#{qty}<td>#{desc.strip}\n"
  end
  table << "</table>\n\n"

  table
end

#order_url(order_number) ⇒ Object

Returns the link for order order_number



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# File 'lib/imap_to_rss/handler/amazon.rb', line 254

def order_url(order_number)
  "https://www.amazon.com/gp/css/summary/edit.html?ie=UTF8&orderID=#{order_number}"
end