SmartHTTP 简易HttpRequest类(ASP)

最简单的调用方法：
response.write SmartHttp("http://www.baidu.com/").send().gettext()

复杂调用
set myhttp = SmartHttp("http://www.baidu.com/s","GET")
myhttp.dataset.append "wd","smarthttp"
myhttp.send()
response.write myhttp.gettext("gbk")

1. 
   
2. <script language="jscript" runat="server">
   
3. function SmartHttp(url,method,data){
   
4. return new _SmartHttp(url,method,data);
   
5. }
   
6. 
   
7. function _SmartHttp(url,method,data){
   
8. if(typeof method=="undefined") method="GET";
   
9. if(typeof data=="undefined") data="";
   
10. method = method.toUpperCase();
    
11. method = method!="POST" ? "GET" : "POST";
    
12. 
    
13. this.method = method;
    
14. this.url=url;
    
15. this.data=data;
    
16. this.charset="gb2312";
    
17. this.http=null;
    
18. this.headers=[];
    
19. this.status=0;
    
20. this.readyState=0;
    
21. this.content=null;
    
22. this.msg="";
    
23. this.dataset={
    
24. charset:"gb2312",
    
25. data:[],
    
26. append:function(key,value,noencode){
    
27. var fn=null;
    
28. if(this.charset.toLowerCase()=="utf-8"){fn = encodeURIComponent;}else{fn = escape;}
    
29. if(noencode==true){fn=function(_str){return _str;}}
    
30. this.data.push({"key":fn(key),"value":fn(value)});
    
31. },
    
32. remove:function(key){
    
33. if(this.data.length<=0) return false;
    
34. var _data=[];
    
35. for(var i=0;i<this.data.length;i++){
    
36. if(this.data[i].key!=key){
    
37. _data.push(this.data[i]);
    
38. }
    
39. }
    
40. this.data = _data;
    
41. },
    
42. isexists:function(key){
    
43. if(this.data.length<=0) return false;
    
44. for(var i=0;i<this.data.length;i++){
    
45. if(this.data[i].key==key){
    
46. return true;
    
47. }
    
48. }
    
49. return false;
    
50. },
    
51. clear:function(){
    
52. this.dataset.data=[];
    
53. }
    
54. };
    
55. }
    
56. 
    
57. _SmartHttp.prototype.init=function(){
    
58. var datasetstr="";
    
59. if(this.dataset.data.length>0){
    
60. for(var i=0;i<this.dataset.data.length;i++){
    
61. datasetstr += this.dataset.data[i].key + "=" + this.dataset.data[i].value + "&";
    
62. }
    
63. }
    
64. if(datasetstr!="") datasetstr = datasetstr.substr(0,datasetstr.length-1);
    
65. if(this.data==""){this.data = datasetstr;}else{if(datasetstr!="")this.data+= "&" + datasetstr;}
    
66. if(this.data=="")this.data=null;
    
67. this.url += ((this.url.indexOf("?")<0) ? "?" : "&") + "jornd=" + this.getrnd();
    
68. if(this.method=="GET" && this.data!=null) this.url += "&" + this.data;
    
69. if(this.method=="POST") this.headers.push("Content-Type:application/x-www-form-urlencoded");
    
70. if(!this.charset || this.charset=="") this.charset = "gb2312";
    
71. };
    
72. 
    
73. _SmartHttp.prototype.header=function(headstr){
    
74. if(headstr.indexOf(":")>=0) this.headers.push(headstr);
    
75. };
    
76. _SmartHttp.prototype.send=function(){
    
77. this.init();
    
78. var _http = this.getobj();
    
79. if(_http==null){return "";}
    
80. try{_http.setTimeouts(10000,10000,10000,30000);}catch(ex){}
    
81. _http.open(this.method,this.url,false);
    
82. if(this.headers.length>0){
    
83. for(var i=0;i<this.headers.length;i++){
    
84. var Sindex = this.headers[i].indexOf(":");
    
85. var key = this.headers[i].substr(0,Sindex);
    
86. var value = this.headers[i].substr(Sindex+1);
    
87. _http.setRequestHeader(key,value);
    
88. }
    
89. }
    
90. _http.send(this.data);
    
91. this.readyState = _http.readyState;
    
92. if(_http.readyState==4){
    
93. this.status = _http.status;
    
94. this.http = _http;
    
95. this.content = _http.responseBody;
    
96. }
    
97. return this;
    
98. }
    
99. 
    
100. _SmartHttp.prototype.getbinary=function(){
     
101. return this.content;
     
102. };
     
103. 
     
104. _SmartHttp.prototype.gettext=function(charset){
     
105. try{
     
106. return this.b2s(this.content,charset ? charset : this.charset);
     
107. }catch(ex){
     
108. this.msg = ex.description;
     
109. return "";
     
110. }
     
111. };
     
112. 
     
113. _SmartHttp.prototype.getjson=function(charset){
     
114. try{
     
115. var _json=null;
     
116. eval("_json=(" + this.gettext(charset) + ");");
     
117. return _json;
     
118. }catch(ex){
     
119. this.msg = ex.description;
     
120. return null;
     
121. }
     
122. };
     
123. 
     
124. _SmartHttp.prototype.getxml=function(charset){
     
125. try{
     
126. var _dom = new ActiveXObject("MSXML2.DOMDocument");
     
127. _dom.loadXML(this.gettext(charset).replace("&","&"));
     
128. return _dom;
     
129. }catch(ex){
     
130. this.msg = ex.description;
     
131. return null;
     
132. }
     
133. };
     
134. _SmartHttp.prototype.getobj = function (){
     
135. var b=null;
     
136. var httplist = ["MSXML2.serverXMLHttp.3.0","MSXML2.serverXMLHttp","MSXML2.XMLHttp.3.0","MSXML2.XMLHttp","Microsoft.XMLHttp"];
     
137. for(var i = 0;i<=httplist.length -1;i++){
     
138. try{
     
139. b= new ActiveXObject(httplist[i]);
     
140. (function(o){
     
141. _SmartHttp.prototype.getobj = function(){return new ActiveXObject(o)};
     
142. })(httplist[i]);
     
143. return b;
     
144. }catch(ex){
     
145. //eval("this.msg = ex.description;");
     
146. }
     
147. }
     
148. return b;
     
149. };
     
150. 
     
151. _SmartHttp.prototype.getrnd = function (){return Math.random().toString().substr(2);};
     
152. 
     
153. _SmartHttp.prototype.b2s = function(bytSource, Cset){
     
154. var Objstream;
     
155. var byts;
     
156. Objstream =Server.CreateObject("ADODB.Stream");
     
157. Objstream.Type = 1;
     
158. Objstream.Mode = 3;
     
159. Objstream.Open();
     
160. Objstream.Write(bytSource);
     
161. Objstream.Position = 0;
     
162. Objstream.Type = 2;
     
163. Objstream.CharSet = Cset;
     
164. byts = Objstream.ReadText();
     
165. Objstream.Close();
     
166. Objstream = null;
     
167. return byts;
     
168. };
     
169. _SmartHttp.prototype.urlencode=function(str){ return encodeURIComponent(str);};
     
170. _SmartHttp.prototype.urldecode=function(str){ return decodeURIComponent(str);};
     
171. </script>

复制代码