https://chempack.ru/bitrix/js/main/cphttprequest.js

1function PShowWaitMessage(container_id, bHide)
2{
3	if (bHide == null) bHide = false;
4	PCloseWaitMessage(container_id, bHide);
5
6	var obContainer = document.getElementById(container_id);
7
8	if (obContainer)
9	{
10		if (window.ajaxMessages == null) window.ajaxMessages = {};
11		if (!window.ajaxMessages.wait) window.ajaxMessages.wait = 'Wait...';
12
13		obContainer.innerHTML = window.ajaxMessages.wait;
14
15		if (bHide) obContainer.style.display = 'inline';
16	}
17}
18
19function PCloseWaitMessage(container_id, bHide)
20{
21	if (bHide == null) bHide = false;
22
23	var obContainer = document.getElementById(container_id);
24
25	if (obContainer)
26	{
27		obContainer.innerHTML = '';
28
29		if (bHide) obContainer.style.display = 'none';
30	}
31
32}
33
34function JCPHttpRequest()
35{
36	this.Action = {}; //{TID:function(result){}}
37
38	this.InitThread = function()
39	{
40		while (true)
41		{
42			var TID = 'TID' + Math.floor(Math.random() * 1000000);
43			if (!this.Action[TID]) break;
44		}
45
46		return TID;
47	}
48
49	this.SetAction = function(TID, actionHandler)
50	{
51		this.Action[TID] = actionHandler;
52	}
53
54	this._Close = function(TID, httpRequest)
55	{
56		if (this.Action[TID]) this.Action[TID] = null;
57//		httpRequest.onreadystatechange = null;
58		httpRequest = null;
59	}
60
61	this._OnDataReady = function(TID, result)
62	{
63		if(this.Action[TID])
64		{
65			this.Action[TID](result);
66		}
67	}
68
69	this._CreateHttpObject = function()
70	{
71		var obj = null;
72		if(window.XMLHttpRequest)
73		{
74			try {obj = new XMLHttpRequest();} catch(e){}
75		}
76        else if(window.ActiveXObject)
77        {
78            try {obj = new ActiveXObject("Microsoft.XMLHTTP");} catch(e){}
79            if(!obj)
80            	try {obj = new ActiveXObject("Msxml2.XMLHTTP");} catch (e){}
81        }
82        return obj;
83	}
84
85	this._SetHandler = function(TID, httpRequest)
86	{
87		var _this = this;
88
89		function __handlerReadyStateChange()
90		{
91			//alert(httpRequest.readyState);
92			if(httpRequest.readyState == 4)
93			{
94//				try
95//				{
96					var s = httpRequest.responseText;
97					var code = [];
98					var start;
99					
100					while((start = s.indexOf('<script>')) != -1)
101					{
102						var end = s.indexOf('</script>', start);
103						if(end != -1)
104						{
105							code[code.length] = s.substr(start+8, end-start-8);
106							s = s.substr(0, start) + s.substr(end+9);
107						}
108						else
109						{
110							s = s.substr(0, start) + s.substr(start+8);
111						}
112					}
113					
114					_this._OnDataReady(TID, s);
115
116					for(var i in code)
117						if(code[i] != '')
118							eval(code[i]);
119//				}
120//				catch (e)
121//				{
122//					var w = window.open("about:blank");
123//					w.document.write(httpRequest.responseText);
124//					//w.document.close();
125//				}
126
127				_this._Close(TID, httpRequest);
128			}
129			//alert('done');
130		}
131
132		httpRequest.onreadystatechange = __handlerReadyStateChange;
133	}
134
135	this._MyEscape = function(str)
136	{
137		return escape(str).replace(/\+/g, '%2B');
138	}
139
140	this._PrepareData = function(arData, prefix)
141	{
142		var data = '';
143		if (arData != null)
144		{
145			for(var i in arData)
146			{
147				if (data.length > 0) data += '&';
148				var name = this._MyEscape(i);
149				if(prefix)
150					name = prefix + '[' + name + ']';
151				if(typeof arData[i] == 'object')
152					data += this._PrepareData(arData[i], name)
153				else
154					data += name + '=' + this._MyEscape(arData[i])
155			}
156		}
157		return data;
158	}
159
160	this.Send = function(TID, url, arData)
161	{
162		if (arData != null)
163			var data = this._PrepareData(arData);
164
165		if (data.length > 0)
166		{
167			if (url.indexOf('?') == -1)
168		 		url += '?' + data;
169		 	else
170				url += '&' + data;	
171		}
172
173		var httpRequest = this._CreateHttpObject();
174		if(httpRequest)
175		{
176			httpRequest.open("GET", url, true);
177			this._SetHandler(TID, httpRequest);
178			return httpRequest.send("");
179  		}
180  		return false;
181	}
182
183	this.Post = function(TID, url, arData)
184	{
185		var data = '';
186
187		if (arData != null)
188			data = this._PrepareData(arData);
189
190		var httpRequest = this._CreateHttpObject();
191		if(httpRequest)
192		{
193			httpRequest.open("POST", url, true);
194			this._SetHandler(TID, httpRequest);
195			httpRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
196			return httpRequest.send(data);
197  		}
198  		return false;
199	}
200
201	this.__migrateSetHandler = function(obForm, obFrame, handler)
202	{
203		function __formResultHandler()
204		{
205			if (!obFrame.contentWindow.document || obFrame.contentWindow.document.body.innerHTML.length == 0) return;
206			if (null != handler) 
207				handler(obFrame.contentWindow.document.body.innerHTML);
208			
209			// uncomment next to return form back after first query
210			
211			/*
212			obForm.target = '';
213			obForm.removeChild(obForm.lastChild);
214			document.body.removeChild(obFrame);
215			*/
216		}
217		
218		if (obFrame.addEventListener) 
219		{
220			obFrame.addEventListener("load", __formResultHandler, false);
221		}
222		else if (obFrame.attachEvent) 
223		{
224			obFrame.attachEvent("onload", __formResultHandler);
225		}
226	}
227	
228	this.MigrateFormToAjax = function(obForm, handler)
229	{
230		if (!obForm) 
231			return;
232		if (obForm.target && obForm.target.substring(0, 5) == 'AJAX')
233			return;
234		
235		var obAJAXIndicator = document.createElement('INPUT');
236		obAJAXIndicator.type = 'hidden';
237		obAJAXIndicator.name = 'AJAX_CALL';
238		obAJAXIndicator.value = 'Y';
239		

240		obForm.appendChild(obAJAXIndicator);
241		
242		var frameName = 'AJAX_' + Math.round(Math.random() * 100000);
243		
244		if (document.getElementById('frameName'))
245			var obFrame = document.getElementById('frameName');
246		else
247		{
248			if (currentBrowserDetected == 'IE')
249				var obFrame = document.createElement('<iframe name="' + frameName + '"></iframe>');
250			else
251				var obFrame = document.createElement('IFRAME');
252			
253			obFrame.style.display = 'none';
254			obFrame.src = '';
255			obFrame.id = frameName;
256			obFrame.name = frameName;
257			
258			document.body.appendChild(obFrame);
259		}
260		
261		obForm.target = frameName;
262		
263		this.__migrateSetHandler(obForm, obFrame, handler);
264	}
265}
266
267var CPHttpRequest = new JCPHttpRequest();
268
269var currentBrowserDetected = "";
270if (window.opera)
271	currentBrowserDetected = "Opera";
272else if (navigator.userAgent)
273{
274	if (navigator.userAgent.indexOf("MSIE") != -1)
275		currentBrowserDetected = "IE";
276	else if (navigator.userAgent.indexOf("Firefox") != -1)
277		currentBrowserDetected = "Firefox";
278}
279		
280