blob: 1480e8f77c4d30d820a648f8c13075f78b6777e5 (
plain) (
blame)
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
|
module ActionDispatch
module Http
class ParameterFilter
def initialize(filters)
@filters = filters
end
def filter(params)
if enabled?
compiled_filter.call(params)
else
params.dup
end
end
private
def enabled?
@filters.present?
end
def compiled_filter
@compiled_filter ||= begin
regexps, blocks = compile_filter
lambda do |original_params|
filtered_params = {}
original_params.each do |key, value|
if regexps.find { |r| key =~ r }
value = '[FILTERED]'
elsif value.is_a?(Hash)
value = filter(value)
elsif value.is_a?(Array)
value = value.map { |v| v.is_a?(Hash) ? filter(v) : v }
elsif blocks.present?
key = key.dup
value = value.dup if value.duplicable?
blocks.each { |b| b.call(key, value) }
end
filtered_params[key] = value
end
filtered_params
end
end
end
def compile_filter
strings, regexps, blocks = [], [], []
@filters.each do |item|
case item
when NilClass
when Proc
blocks << item
when Regexp
regexps << item
else
strings << item.to_s
end
end
regexps << Regexp.new(strings.join('|'), true) unless strings.empty?
[regexps, blocks]
end
end
end
end
|
