-
Notifications
You must be signed in to change notification settings - Fork 2
/
rss2lj.rb
167 lines (152 loc) · 5.12 KB
/
rss2lj.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#!/usr/bin/env ruby
# Copyright (c) 2008, Bem Jones-Bey <bem@jones-bey.org>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
require 'xmlrpc/client'
require 'digest/md5'
require 'rss/1.0'
require 'rss/2.0'
require 'open-uri'
require 'yaml'
require 'iconv'
def get_rss(uri)
raw_rss = ''
open(uri) do |s|
charset = s.charset || 'iso-8859-1' # if a charset isn't specified, default to Latin-1
raw_rss = Iconv.conv(charset, 'utf-8', s.read)
end
RSS::Parser.parse(raw_rss, false)
end
class LiveJournal
def initialize(server, username, password)
@server = XMLRPC::Client.new2(server)
@username = username
@password = password
end
class ChallengeAuth
attr_reader :challenge, :hashed_response
def initialize(server, password)
@server = server
@password = password
response = @server.call('LJ.XMLRPC.getchallenge')
digest = Digest::MD5.new
digest.update(response['challenge'])
pwmd5 = Digest::MD5.new
pwmd5.update(@password);
digest.update(pwmd5.hexdigest);
@challenge = response['challenge']
@hashed_response = digest.hexdigest
end
def to_params
return {
'ver' => '1',
'auth_method' => 'challenge',
'auth_challenge' => @challenge,
'auth_response' => @hashed_response,
}
end
end
def base_params
@challenge = ChallengeAuth.new(@server, @password)
@challenge.to_params.merge({ 'username' => @username, })
end
def most_recent_update
post_params = self.base_params.merge({
'selecttype' => 'lastn',
'howmany' => 1,
})
response = @server.call('LJ.XMLRPC.getevents', post_params)
events = response['events']
if events and events.size > 0:
return Time.parse(events[0]['eventtime'])
else
return nil
end
end
def post(subject, body, time, backdated)
post_params = self.base_params.merge({
'subject' => subject,
'event' => body,
#'security' => 'private', # for testing
'year' => time.year,
'mon' => time.month,
'day' => time.day,
'hour' => time.hour,
'min' => time.min,
'props' => {
'opt_backdated' => backdated,
'opt_preformatted' => true,
},
})
@server.call('LJ.XMLRPC.postevent', post_params)
end
end
## MAIN
if $ARGV.length != 1 then
puts "Usage: #{$0} config.yml"
exit(1)
end
config_file = $ARGV[0]
config = YAML.load_file(config_file)
lj = LiveJournal.new('http://www.livejournal.com/interface/xmlrpc',
config['username'], config['password'])
most_recent = lj.most_recent_update
last_date = config['last_date']
config['feeds'].each do |feed|
rss = get_rss(feed)
rss.items.reverse.each do |item|
# Yes, we can generally assume that a proper RSS feed will be in
# chronological order. However, I'm paranoid, so I do lots of checking
# below to make sure that what we get is in the proper order and that we
# don't accidentally pick up something old.
puts "Loading #{item.title}"
if last_date && last_date >= item.date then
puts "#{item.date} is older than #{last_date}, skipping"
next
end
backdate = false
if most_recent and most_recent > item.date then
backdate = true
else
most_recent = item.date
end
body = <<END
#{item.description}
<p>Reposted from <a href="#{item.link}">#{item.link}</a></p>
END
if config['use_posterous_hack'] then
# XXX This is to work around some posterous specific brokenness in the rss
# feed. Hopefully they'll fix their feed soon, and then I'll be able to
# remove this.
body.sub!(/\t(<head><\/head>)?(<\/h1>)?/, '')
end
lj.post(item.title, body, item.date, backdate)
if !config['last_date'] || config['last_date'] < item.date then
config['last_date'] = item.date
File.open(config_file, 'w') do |out|
YAML.dump(config, out)
end
end
end
end