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huginn
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Add :force_encoding support to WebsiteAgent.

Akinori MUSHA лет %!s(int64=11): %!d(string=назад)
Родитель
ff546b6671
Сommit
7bc20a0b44
2 измененных файлов с 89 добавлено и 4 удалено
Показать статистику Diff
  1. 21 2
      app/models/agents/website_agent.rb
  2. 68 2
      spec/models/agents/website_agent_spec.rb

+ 21 - 2
app/models/agents/website_agent.rb
Просмотреть файл 

@@ -42,6 +42,8 @@ module Agents
42 42 
       Set `expected_update_period_in_days` to the maximum amount of time that you'd expect to pass between Events being created by this Agent.  This is only used to set the "working" status.
43 43
44 44 
       Set `uniqueness_look_back` to limit the number of events checked for uniqueness (typically for performance).  This defaults to the larger of #{UNIQUENESS_LOOK_BACK} or #{UNIQUENESS_FACTOR}x the number of detected received results.
45 
+
46 
+      Set `force_encoding` to an encoding name if the website does not return a Content-Type header with a proper charset.
45 47 
     MD
46 48
47 49 
     event_description do
 
@@ -85,6 +87,19 @@ module Agents
85 87 
       if options['uniqueness_look_back'].present?
86 88 
         errors.add(:base, "Invalid uniqueness_look_back format") unless is_positive_integer?(options['uniqueness_look_back'])
87 89 
       end
90 
+
91 
+      if (encoding = options['force_encoding']).present?
92 
+        case encoding
93 
+        when String
94 
+          begin
95 
+            Encoding.find(encoding)
96 
+          rescue ArgumentError
97 
+            errors.add(:base, "Unknown encoding: #{encoding.inspect}")
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+          end
99 
+        else
100 
+          errors.add(:base, "force_encoding must be a string")
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+        end
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+      end
88 103 
     end
89 104
90 105 
     def check
 
@@ -99,7 +114,11 @@ module Agents
99 114 
       end
100 115
101 116 
       request.on_success do |response|
102 
-        doc = parse(response.body)
117 
+        body = response.body
118 
+        if encoding = options['force_encoding']
119 
+          body = body.encode(Encoding::UTF_8, encoding)
120 
+        end
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+        doc = parse(body)
103 122
104 123 
         if extract_full_json?
105 124 
           if store_payload!(previous_payloads(1), doc)
 
@@ -228,4 +247,4 @@ module Agents
228 247 
       end
229 248 
     end
230 249 
   end
231 
-end
250 
+end

+ 68 - 2
spec/models/agents/website_agent_spec.rb
Просмотреть файл 

@@ -32,7 +32,17 @@ describe Agents::WebsiteAgent do
32 32 
         lambda { @checker.save! }.should raise_error;
33 33 
         @checker.options = @site
34 34 
       end
35 
-
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+
36 
+      it "should validate the force_encoding option" do
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+        @checker.options['force_encoding'] = 'UTF-8'
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+        lambda { @checker.save! }.should_not raise_error;
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+        @checker.options['force_encoding'] = ['UTF-8']
40 
+        lambda { @checker.save! }.should raise_error;
41 
+        @checker.options['force_encoding'] = 'UTF-42'
42 
+        lambda { @checker.save! }.should raise_error;
43 
+        @checker.options = @site
44 
+      end
45 
+
36 46 
       it "should check for changes (and update Event.expires_at)" do
37 47 
         lambda { @checker.check }.should change { Event.count }.by(1)
38 48 
         event = Event.last
 
@@ -83,6 +93,62 @@ describe Agents::WebsiteAgent do
83 93 
       end
84 94 
     end
85 95
96 
+    describe 'encoding' do
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+      it 'should be forced with force_encoding option' do
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+        huginn = "\u{601d}\u{8003}"
99 
+        stub_request(:any, /no-encoding/).to_return(:body => {
100 
+            :value => huginn,
101 
+          }.to_json.encode(Encoding::EUC_JP), :headers => {
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+            'Content-Type' => 'application/json',
103 
+          }, :status => 200)
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+        site = {
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+          'name' => "Some JSON Response",
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+          'expected_update_period_in_days' => 2,
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+          'type' => "json",
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+          'url' => "http://no-encoding.example.com",
109 
+          'mode' => 'on_change',
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+          'extract' => {
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+            'value' => { 'path' => 'value' },
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+          },
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+          'force_encoding' => 'EUC-JP',
114 
+        }
115 
+        checker = Agents::WebsiteAgent.new(:name => "No Encoding Site", :options => site)
116 
+        checker.user = users(:bob)
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+        checker.save!
118 
+
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+        checker.check
120 
+        event = Event.last
121 
+        event.payload['value'].should == huginn
122 
+      end
123 
+
124 
+      it 'should be overridden with force_encoding option' do
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+        huginn = "\u{601d}\u{8003}"
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+        stub_request(:any, /wrong-encoding/).to_return(:body => {
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+            :value => huginn,
128 
+          }.to_json.encode(Encoding::EUC_JP), :headers => {
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+            'Content-Type' => 'application/json; UTF-8',
130 
+          }, :status => 200)
131 
+        site = {
132 
+          'name' => "Some JSON Response",
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+          'expected_update_period_in_days' => 2,
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+          'type' => "json",
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+          'url' => "http://wrong-encoding.example.com",
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+          'mode' => 'on_change',
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+          'extract' => {
138 
+            'value' => { 'path' => 'value' },
139 
+          },
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+          'force_encoding' => 'EUC-JP',
141 
+        }
142 
+        checker = Agents::WebsiteAgent.new(:name => "Wrong Encoding Site", :options => site)
143 
+        checker.user = users(:bob)
144 
+        checker.save!
145 
+
146 
+        checker.check
147 
+        event = Event.last
148 
+        event.payload['value'].should == huginn
149 
+      end
150 
+    end
151 
+
86 152 
     describe '#working?' do
87 153 
       it 'checks if events have been received within the expected receive period' do
88 154 
         stubbed_time = Time.now
 
@@ -258,4 +324,4 @@ describe Agents::WebsiteAgent do
258 324 
       end
259 325 
     end
260 326 
   end
261 
-end
327 
+end