-
Notifications
You must be signed in to change notification settings - Fork 3
/
Copy pathhtmlext.rb
50 lines (41 loc) · 1.32 KB
/
htmlext.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
# Copyright 2016-2021 Thomas Trapp
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'hext'
require 'json'
scriptname = File.basename($0)
if ARGV.length == 0
puts "Usage: %s <file-hext> <file-html>" % scriptname
puts " Applies Hext from <file-hext> to the HTML document in <file-html>"
puts " and prints the result as JSON, one object per line."
exit
elsif ARGV.length < 2
abort "%s: Error: missing arguments" % scriptname
end
strhext = File.read(ARGV[0])
strhtml = File.read(ARGV[1])
rule = nil
begin
rule = Hext::Rule.new(strhext)
rescue ArgumentError => e
abort "%s: In '%s': %s" % [scriptname, ARGV[0], e.message]
end
html = Hext::Html.new(strhtml)
begin
result = rule.extract(html)
rescue RuntimeError => e
abort "%s: In '%s': %s" % [scriptname, ARGV[0], e.message]
end
result.each do |map|
puts map.to_json
end