Module: Vmail::ShowingHeaders

Included in:
ImapClient
Defined in:
lib/vmail/showing_headers.rb

Constant Summary collapse

FLAGMAP = 
{'Flagged' => '*', 'Answered' => 'A'}

Instance Method Summary collapse

Instance Method Details

#extract_address(address_struct) ⇒ Object 



54
55
56
57
58
59
60
61
62
63
 
# File 'lib/vmail/showing_headers.rb', line 54

def extract_address(address_struct)
  address = if address_struct.nil?
              "Unknown"
            elsif address_struct.name
              "#{Mail::Encodings.unquote_and_convert_to(address_struct.name, 'UTF-8')} <#{[address_struct.mailbox, address_struct.host].join('@')}>"
            else
              [Mail::Encodings.unquote_and_convert_to(address_struct.mailbox, 'UTF-8'), Mail::Encodings.unquote_and_convert_to(address_struct.host, 'UTF-8')].join('@') 
            end

end

#fetch_and_cache_headers(id_set) ⇒ Object 



16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
 
# File 'lib/vmail/showing_headers.rb', line 16

def fetch_and_cache_headers(id_set)
  log "Fetching headers for #{id_set.size} messages"
  results = reconnect_if_necessary do 
    @imap.fetch(id_set, ["FLAGS", "ENVELOPE", "RFC822.SIZE", "UID"])
  end
  results.reverse.map do |x| 
    envelope = x.attr["ENVELOPE"]
    message_id = envelope.message_id
    subject = Mail::Encodings.unquote_and_convert_to(envelope.subject, 'UTF-8')
    recipients = ((envelope.to || []) + (envelope.cc || [])).map {|a| extract_address(a)}.join(', ')
    sender = extract_address envelope.from.first
    uid = x.attr["UID"]
    message = Message[message_id]
    unless message
      message = Message.new
      message.message_id = message_id
      message.save
    end
    params = {
      subject: (subject || ''),
      flags: x.attr['FLAGS'].join(','),
      date: DateTime.parse(envelope.date).to_s,
      size: x.attr['RFC822.SIZE'],
      sender: sender,
      recipients: recipients
    }
    # We really just need to update the flags, buy let's update everything
    message.update params

    unless message.labels.include?(@label)
      params = {message_id: message.message_id, uid: uid, label_id: @label.label_id}

      Labeling.create params
    end
    message_id
  end
end

#format_flags(flags) ⇒ Object 



91
92
93
94
95
96
97
98
99
 
# File 'lib/vmail/showing_headers.rb', line 91

def format_flags(flags)
  # other flags like "Old" should be hidden here
  flags = flags.split(',').map {|flag| FLAGMAP[flag] || flag}
  flags.delete("Old")
  if flags.delete('Seen').nil?
    flags << '+' # unread
  end
  flags.join('')
end

#format_header_for_list(message) ⇒ Object 



65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
 
# File 'lib/vmail/showing_headers.rb', line 65

def format_header_for_list(message)
  date = DateTime.parse(message.date)
  formatted_date = if date.year != Time.now.year
                     date.strftime "%b %d %Y" 
                   else 
                     date.strftime "%b %d %I:%M%P"
                   end
  address = if @mailbox == mailbox_aliases['sent']
              message.recipients
            else
              message.sender
            end

  mid_width = @width - 38
  address_col_width = (mid_width * 0.3).ceil
  subject_col_width = (mid_width * 0.7).floor
  row_text = [ format_flags(message.flags).col(2),
               (formatted_date || '').col(14),
               address.col(address_col_width),
               message.subject.col(subject_col_width), 
               number_to_human_size(message.size).rcol(7), 
               message.message_id ].join(' | ')
end

#get_message_headers(message_ids) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
 
# File 'lib/vmail/showing_headers.rb', line 4

def get_message_headers(message_ids)
  messages = message_ids.map {|message_id| 
    m = Message[message_id]
    if m.nil?
      raise "Message #{message_id} not found"
    end
    m
  }
  res = messages.map {|m| format_header_for_list(m)}.join("\n")
  res
end

#with_more_message_line(res) ⇒ Object 



101
102
103
104
105
106
107
 
# File 'lib/vmail/showing_headers.rb', line 101

def with_more_message_line(res)
  remaining = @start_index 
  if remaining < 1
    return res
  end
  res + "\n>  Load #{[100, remaining].min} more messages. #{remaining} remaining." 
end