让你的网站脱颖而出：构建自己的Aleax查询服务

我们查检一下awis包的源代码可以发现，其实AWS Alexa服务返回是XML，awis的自动帮我们做了JSON的转型处理，如果想查看原始的返回值，可以修改awis包中index.js文件parse()函数。

1. function parse(xml, req, cb) {  
2.   console.log(xml); //打印  
3.  
4.   ....  
5. }  
   

运行程序

1. D:workspacenodejsnodejs-alexa>node alexa.js 
2. =============UrlInfo=================  
3. <?xml version="1.0"?> 
4. <aws:UrlInfoResponse xmlns:aws="http://alexa.amazonaws.com/doc/2005-10-05/"><aws:Response xmlns:aws="http://awis.amazonaws.com/doc/2005-07-11"><aws:OperationRequest><aws:RequestId>1e7d8406-4b62-3460-27fb-325fc3dc3e85</aws:RequestId></aws:OperationRequest><aws:UrlInfoResult><aws:Alexa> 
5.  
6.   <aws:ContentData> 
7.     <aws:DataUrl type="canonical">fens.me</aws:DataUrl> 
8.     <aws:SiteData> 
9.       <aws:Title>粉丝日志</aws:Title> 
10.       <aws:Description>跨界的IT博客|Hadoop家族, R, RHadoop, Nodejs, AngularJS, NoSQL, IT金融</aws:Description> 
11.     </aws:SiteData> 
12.     <aws:Speed> 
13.       <aws:MedianLoadTime>982</aws:MedianLoadTime> 
14.       <aws:Percentile>70</aws:Percentile> 
15.     </aws:Speed> 
16.     <aws:AdultContent/> 
17.     <aws:Language/> 
18.     <aws:LinksInCount>198</aws:LinksInCount> 
19.     <aws:Keywords/> 
20.     <aws:OwnedDomains/> 
21.   </aws:ContentData> 
22.   <aws:TrafficData> 
23.     <aws:DataUrl type="canonical">fens.me</aws:DataUrl> 
24.     <aws:Rank>122616</aws:Rank> 
25.     <aws:UsageStatistics> 
26.       <aws:UsageStatistic> 
27.         <aws:TimeRange> 
28.           <aws:Months>3</aws:Months> 
29.         </aws:TimeRange> 
30.         <aws:Rank> 
31.           <aws:Value>122616</aws:Value> 
32.           <aws:Delta>+28849</aws:Delta> 
33.         </aws:Rank> 
34.         <aws:Reach> 
35.           <aws:Rank> 
36.             <aws:Value>110056</aws:Value> 
37.             <aws:Delta>+25785</aws:Delta> 
38.           </aws:Rank> 
39.           <aws:PerMillion> 
40.             <aws:Value>12.5</aws:Value> 
41.             <aws:Delta>-24.68%</aws:Delta> 
42.           </aws:PerMillion> 
43.         </aws:Reach> 
44.         <aws:PageViews> 
45.           <aws:PerMillion> 
46.             <aws:Value>0.27</aws:Value> 
47.             <aws:Delta>-24.84%</aws:Delta> 
48.           </aws:PerMillion> 
49.           <aws:Rank> 
50.             <aws:Value>194189</aws:Value> 
51.             <aws:Delta>43945</aws:Delta> 
52.           </aws:Rank> 
53.           <aws:PerUser> 
54.             <aws:Value>1.9</aws:Value> 
55.             <aws:Delta>0%</aws:Delta> 
56.           </aws:PerUser> 
57.         </aws:PageViews> 
58.       </aws:UsageStatistic> 
59.       <aws:UsageStatistic> 
60.         <aws:TimeRange> 
61.           <aws:Months>1</aws:Months> 
62.         </aws:TimeRange> 
63.         <aws:Rank> 
64.           <aws:Value>102621</aws:Value> 
65.           <aws:Delta>-30257</aws:Delta> 
66.         </aws:Rank> 
67.         <aws:Reach> 
68.           <aws:Rank> 
69.             <aws:Value>95663</aws:Value> 
70.             <aws:Delta>-20326</aws:Delta> 
71.           </aws:Rank> 
72.           <aws:PerMillion> 
73.             <aws:Value>15</aws:Value> 
74.             <aws:Delta>+20%</aws:Delta> 
75.           </aws:PerMillion> 
76.         </aws:Reach> 
77.         <aws:PageViews> 
78.           <aws:PerMillion> 
79.             <aws:Value>0.37</aws:Value> 
80.             <aws:Delta>+60%</aws:Delta> 
81.           </aws:PerMillion> 
82.           <aws:Rank> 
83.             <aws:Value>153976</aws:Value> 
84.             <aws:Delta>-69981</aws:Delta> 
85.           </aws:Rank> 
86.           <aws:PerUser> 
87.             <aws:Value>2.2</aws:Value> 
88.             <aws:Delta>+30%</aws:Delta> 
89.           </aws:PerUser> 
90.         </aws:PageViews> 
91.       </aws:UsageStatistic> 
92.       <aws:UsageStatistic> 
93.         <aws:TimeRange> 
94.           <aws:Days>7</aws:Days> 
95.         </aws:TimeRange> 
96.         <aws:Rank> 
97.           <aws:Value>114709</aws:Value> 
98.           <aws:Delta>+32390</aws:Delta> 
99.         </aws:Rank> 
100.         <aws:Reach> 
101.           <aws:Rank> 
102.             <aws:Value>103552</aws:Value> 
103.             <aws:Delta>+27312</aws:Delta> 
104.           </aws:Rank> 
105.           <aws:PerMillion> 
106.             <aws:Value>14</aws:Value> 
107.             <aws:Delta>-28.59%</aws:Delta> 
108.           </aws:PerMillion> 
109.         </aws:Reach> 
110.         <aws:PageViews> 
111.           <aws:PerMillion> 
112.             <aws:Value>0.3</aws:Value> 
113.             <aws:Delta>-37.28%</aws:Delta> 
114.           </aws:PerMillion> 
115.           <aws:Rank> 
116.             <aws:Value>188124</aws:Value> 
117.             <aws:Delta>58655</aws:Delta> 
118.           </aws:Rank> 
119.           <aws:PerUser> 
120.             <aws:Value>2.0</aws:Value> 
121.             <aws:Delta>-12.11%</aws:Delta> 
122.           </aws:PerUser> 
123.         </aws:PageViews> 
124.       </aws:UsageStatistic> 
125.       <aws:UsageStatistic> 
126.         <aws:TimeRange> 
127.           <aws:Days>1</aws:Days> 
128.         </aws:TimeRange> 
129.         <aws:Rank> 
130.           <aws:Value>74860</aws:Value> 
131.           <aws:Delta>-93163</aws:Delta> 
132.         </aws:Rank> 
133.         <aws:Reach> 
134.           <aws:Rank> 
135.             <aws:Value>70563</aws:Value> 
136.             <aws:Delta>-54001</aws:Delta> 
137.           </aws:Rank> 
138.           <aws:PerMillion> 
139.             <aws:Value>20</aws:Value> 
140.             <aws:Delta>+60%</aws:Delta> 
141.           </aws:PerMillion> 
142.         </aws:Reach> 
143.         <aws:PageViews> 
144.           <aws:PerMillion> 
145.             <aws:Value>0.6</aws:Value> 
146.             <aws:Delta>+300%</aws:Delta> 
147.           </aws:PerMillion> 
148.           <aws:Rank> 
149.             <aws:Value>111541</aws:Value> 
150.             <aws:Delta>-210757</aws:Delta> 
151.           </aws:Rank> 
152.           <aws:PerUser> 
153.             <aws:Value>2</aws:Value> 
154.             <aws:Delta>+100%</aws:Delta> 
155.           </aws:PerUser> 
156.         </aws:PageViews> 
157.       </aws:UsageStatistic> 
158.     </aws:UsageStatistics> 
159.     <aws:ContributingSubdomains> 
160.       <aws:ContributingSubdomain> 
161.         <aws:DataUrl>blog.fens.me</aws:DataUrl> 
162.         <aws:TimeRange> 
163.           <aws:Months>1</aws:Months> 
164.         </aws:TimeRange> 
165.         <aws:Reach> 
166.           <aws:Percentage>99.19%</aws:Percentage> 
167.         </aws:Reach> 
168.         <aws:PageViews> 
169.           <aws:Percentage>99.64%</aws:Percentage> 
170.           <aws:PerUser>2.2</aws:PerUser> 
171.         </aws:PageViews> 
172.       </aws:ContributingSubdomain> 
173.       <aws:ContributingSubdomain> 
174.         <aws:DataUrl>OTHER</aws:DataUrl> 
175.         <aws:TimeRange> 
176.           <aws:Months>1</aws:Months> 
177.         </aws:TimeRange> 
178.         <aws:Reach> 
179.           <aws:Percentage>0</aws:Percentage> 
180.         </aws:Reach> 
181.         <aws:PageViews> 
182.           <aws:Percentage>0.36%</aws:Percentage> 
183.           <aws:PerUser>0</aws:PerUser> 
184.         </aws:PageViews> 
185.       </aws:ContributingSubdomain> 
186.     </aws:ContributingSubdomains> 
187.   </aws:TrafficData> 
188. </aws:Alexa></aws:UrlInfoResult><aws:ResponseStatus xmlns:aws="http://alexa.amazonaws.com/doc/2005-10-05/"><aws:StatusCode>Success</aws:StatusCode></aws:ResponseStatus></aws:Response></aws:UrlInfoResponse>
     

除了UrlInfo接口还有几个接口可以使用。

（编辑：云计算网_泰州站长网）

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