Class: Softcover::Uploader

Inherits:
Object
  • Object
show all
Includes:
Utils
Defined in:
lib/softcover/uploader.rb

Constant Summary

Constants included from Utils

Softcover::Utils::UNITS

Instance Method Summary collapse

Methods included from Utils

#add_highlight_class!, #article?, #as_size, #book_file_lines, #chapter_label, #commands, #current_book, #dependency_filename, #digest, #executable, #execute, #filename_or_default, #get_filename, #in_book_directory?, #language_labels, #linux?, #logged_in?, #master_content, #master_filename, #master_latex_header, #mkdir, #non_comment_lines, #os_x?, #path, #raw_lines, #reset_current_book!, #rm, #rm_r, #silence, #source, #template_dir, #tmpify, #unpublish_slug, #write_master_latex_file, #write_pygments_file

Constructor Details

#initialize(res) ⇒ Uploader

Takes response from S3 upload signature generation API endpoint.



6
7
8
9
10
 
# File 'lib/softcover/uploader.rb', line 6

def initialize(res)
  @params = res['upload_params']
  @bucket = res['bucket']
  @access_key = res['access_key']
end

Instance Method Details

#after_each(&blk) ⇒ Object 



12
13
14
 
# File 'lib/softcover/uploader.rb', line 12

def after_each(&blk)
  @after_each_blk = blk
end

#file_count ⇒ Object 



85
86
87
 
# File 'lib/softcover/uploader.rb', line 85

def file_count
  @params.size
end

#total_size ⇒ Object 



79
80
81
82
83
 
# File 'lib/softcover/uploader.rb', line 79

def total_size
  @params.inject(0) do |sum, p|
    sum += File.size?(p['path']) || 0
  end
end

#upload!(options = {}) ⇒ 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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
 
# File 'lib/softcover/uploader.rb', line 16

def upload!(options={})
  unless @params.empty?
    bar = ProgressBar.create title:     "Starting Upload...",
                             format:    "%t |%B| %P%% %e",
                             total:     total_size,
                             smoothing: 0.75,
                             output:    Softcover::Output.stream

    upload_host = "http://#{@bucket}.s3.amazonaws.com"

    @params.each do |params|
      path = params['path']

      size = File.size? path

      c = Curl::Easy.new "http://#{@bucket}.s3.amazonaws.com"

      c.multipart_form_post = true

      last_chunk = 0
      c.on_progress do |_, _, ul_total, ul_now|
        uploaded = ul_now > size ? size : ul_now
        x = as_size(uploaded)
        y = as_size(size)
        x = y if x > y
        begin
          bar.send(:title=, "#{path} (#{x} / #{y})")
          bar.progress += ul_now - last_chunk
          bar.refresh
        rescue
          nil
        end
        last_chunk = ul_now
        true
      end

      c.http_post(
        Curl::PostField.content('key', params['key']),
        Curl::PostField.content('acl', params['acl']),
        Curl::PostField.content('Signature', params['signature']),
        Curl::PostField.content('Policy', params['policy']),
        Curl::PostField.content('Content-Type', params['content_type']),
        Curl::PostField.content('AWSAccessKeyId', @access_key),
        Curl::PostField.file('file', path)
      )

      if c.body_str =~ /Error/
        puts c.body_str
        break
      end

      if @after_each_blk
        @after_each_blk.call params
      end
    end

    bar.finish
  else
    puts "Nothing to upload." unless options[:silent]
  end
  @params.size > 0
end