X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/0494b8d9b9bb03ab6c22b34dae81261e3cd7e3e6..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/src/ext-core/src/adapter/ext-base-ajax.js diff --git a/src/ext-core/src/adapter/ext-base-ajax.js b/src/ext-core/src/adapter/ext-base-ajax.js deleted file mode 100644 index 0c4812f1..00000000 --- a/src/ext-core/src/adapter/ext-base-ajax.js +++ /dev/null @@ -1,371 +0,0 @@ -/*! - * Ext JS Library 3.3.1 - * Copyright(c) 2006-2010 Sencha Inc. - * licensing@sencha.com - * http://www.sencha.com/license - */ -/* -* Portions of this file are based on pieces of Yahoo User Interface Library -* Copyright (c) 2007, Yahoo! Inc. All rights reserved. -* YUI licensed under the BSD License: -* http://developer.yahoo.net/yui/license.txt -*/ -Ext.lib.Ajax = function() { - var activeX = ['Msxml2.XMLHTTP.6.0', - 'Msxml2.XMLHTTP.3.0', - 'Msxml2.XMLHTTP'], - CONTENTTYPE = 'Content-Type'; - - // private - function setHeader(o) { - var conn = o.conn, - prop, - headers = {}; - - function setTheHeaders(conn, headers){ - for (prop in headers) { - if (headers.hasOwnProperty(prop)) { - conn.setRequestHeader(prop, headers[prop]); - } - } - } - - Ext.apply(headers, pub.headers, pub.defaultHeaders); - setTheHeaders(conn, headers); - delete pub.headers; - } - - // private - function createExceptionObject(tId, callbackArg, isAbort, isTimeout) { - return { - tId : tId, - status : isAbort ? -1 : 0, - statusText : isAbort ? 'transaction aborted' : 'communication failure', - isAbort: isAbort, - isTimeout: isTimeout, - argument : callbackArg - }; - } - - // private - function initHeader(label, value) { - (pub.headers = pub.headers || {})[label] = value; - } - - // private - function createResponseObject(o, callbackArg) { - var headerObj = {}, - headerStr, - conn = o.conn, - t, - s, - // see: https://prototype.lighthouseapp.com/projects/8886/tickets/129-ie-mangles-http-response-status-code-204-to-1223 - isBrokenStatus = conn.status == 1223; - - try { - headerStr = o.conn.getAllResponseHeaders(); - Ext.each(headerStr.replace(/\r\n/g, '\n').split('\n'), function(v){ - t = v.indexOf(':'); - if(t >= 0){ - s = v.substr(0, t).toLowerCase(); - if(v.charAt(t + 1) == ' '){ - ++t; - } - headerObj[s] = v.substr(t + 1); - } - }); - } catch(e) {} - - return { - tId : o.tId, - // Normalize the status and statusText when IE returns 1223, see the above link. - status : isBrokenStatus ? 204 : conn.status, - statusText : isBrokenStatus ? 'No Content' : conn.statusText, - getResponseHeader : function(header){return headerObj[header.toLowerCase()];}, - getAllResponseHeaders : function(){return headerStr;}, - responseText : conn.responseText, - responseXML : conn.responseXML, - argument : callbackArg - }; - } - - // private - function releaseObject(o) { - if (o.tId) { - pub.conn[o.tId] = null; - } - o.conn = null; - o = null; - } - - // private - function handleTransactionResponse(o, callback, isAbort, isTimeout) { - if (!callback) { - releaseObject(o); - return; - } - - var httpStatus, responseObject; - - try { - if (o.conn.status !== undefined && o.conn.status != 0) { - httpStatus = o.conn.status; - } - else { - httpStatus = 13030; - } - } - catch(e) { - httpStatus = 13030; - } - - if ((httpStatus >= 200 && httpStatus < 300) || (Ext.isIE && httpStatus == 1223)) { - responseObject = createResponseObject(o, callback.argument); - if (callback.success) { - if (!callback.scope) { - callback.success(responseObject); - } - else { - callback.success.apply(callback.scope, [responseObject]); - } - } - } - else { - switch (httpStatus) { - case 12002: - case 12029: - case 12030: - case 12031: - case 12152: - case 13030: - responseObject = createExceptionObject(o.tId, callback.argument, (isAbort ? isAbort : false), isTimeout); - if (callback.failure) { - if (!callback.scope) { - callback.failure(responseObject); - } - else { - callback.failure.apply(callback.scope, [responseObject]); - } - } - break; - default: - responseObject = createResponseObject(o, callback.argument); - if (callback.failure) { - if (!callback.scope) { - callback.failure(responseObject); - } - else { - callback.failure.apply(callback.scope, [responseObject]); - } - } - } - } - - releaseObject(o); - responseObject = null; - } - - function checkResponse(o, callback, conn, tId, poll, cbTimeout){ - if (conn && conn.readyState == 4) { - clearInterval(poll[tId]); - poll[tId] = null; - - if (cbTimeout) { - clearTimeout(pub.timeout[tId]); - pub.timeout[tId] = null; - } - handleTransactionResponse(o, callback); - } - } - - function checkTimeout(o, callback){ - pub.abort(o, callback, true); - } - - - // private - function handleReadyState(o, callback){ - callback = callback || {}; - var conn = o.conn, - tId = o.tId, - poll = pub.poll, - cbTimeout = callback.timeout || null; - - if (cbTimeout) { - pub.conn[tId] = conn; - pub.timeout[tId] = setTimeout(checkTimeout.createCallback(o, callback), cbTimeout); - } - poll[tId] = setInterval(checkResponse.createCallback(o, callback, conn, tId, poll, cbTimeout), pub.pollInterval); - } - - // private - function asyncRequest(method, uri, callback, postData) { - var o = getConnectionObject() || null; - - if (o) { - o.conn.open(method, uri, true); - - if (pub.useDefaultXhrHeader) { - initHeader('X-Requested-With', pub.defaultXhrHeader); - } - - if(postData && pub.useDefaultHeader && (!pub.headers || !pub.headers[CONTENTTYPE])){ - initHeader(CONTENTTYPE, pub.defaultPostHeader); - } - - if (pub.defaultHeaders || pub.headers) { - setHeader(o); - } - - handleReadyState(o, callback); - o.conn.send(postData || null); - } - return o; - } - - // private - function getConnectionObject() { - var o; - - try { - if (o = createXhrObject(pub.transactionId)) { - pub.transactionId++; - } - } catch(e) { - } finally { - return o; - } - } - - // private - function createXhrObject(transactionId) { - var http; - - try { - http = new XMLHttpRequest(); - } catch(e) { - for (var i = 0; i < activeX.length; ++i) { - try { - http = new ActiveXObject(activeX[i]); - break; - } catch(e) {} - } - } finally { - return {conn : http, tId : transactionId}; - } - } - - var pub = { - request : function(method, uri, cb, data, options) { - if(options){ - var me = this, - xmlData = options.xmlData, - jsonData = options.jsonData, - hs; - - Ext.applyIf(me, options); - - if(xmlData || jsonData){ - hs = me.headers; - if(!hs || !hs[CONTENTTYPE]){ - initHeader(CONTENTTYPE, xmlData ? 'text/xml' : 'application/json'); - } - data = xmlData || (!Ext.isPrimitive(jsonData) ? Ext.encode(jsonData) : jsonData); - } - } - return asyncRequest(method || options.method || "POST", uri, cb, data); - }, - - serializeForm : function(form) { - var fElements = form.elements || (document.forms[form] || Ext.getDom(form)).elements, - hasSubmit = false, - encoder = encodeURIComponent, - name, - data = '', - type, - hasValue; - - Ext.each(fElements, function(element){ - name = element.name; - type = element.type; - - if (!element.disabled && name) { - if (/select-(one|multiple)/i.test(type)) { - Ext.each(element.options, function(opt){ - if (opt.selected) { - hasValue = opt.hasAttribute ? opt.hasAttribute('value') : opt.getAttributeNode('value').specified; - data += String.format("{0}={1}&", encoder(name), encoder(hasValue ? opt.value : opt.text)); - } - }); - } else if (!(/file|undefined|reset|button/i.test(type))) { - if (!(/radio|checkbox/i.test(type) && !element.checked) && !(type == 'submit' && hasSubmit)) { - data += encoder(name) + '=' + encoder(element.value) + '&'; - hasSubmit = /submit/i.test(type); - } - } - } - }); - return data.substr(0, data.length - 1); - }, - - useDefaultHeader : true, - defaultPostHeader : 'application/x-www-form-urlencoded; charset=UTF-8', - useDefaultXhrHeader : true, - defaultXhrHeader : 'XMLHttpRequest', - poll : {}, - timeout : {}, - conn: {}, - pollInterval : 50, - transactionId : 0, - -// This is never called - Is it worth exposing this? -// setProgId : function(id) { -// activeX.unshift(id); -// }, - -// This is never called - Is it worth exposing this? -// setDefaultPostHeader : function(b) { -// this.useDefaultHeader = b; -// }, - -// This is never called - Is it worth exposing this? -// setDefaultXhrHeader : function(b) { -// this.useDefaultXhrHeader = b; -// }, - -// This is never called - Is it worth exposing this? -// setPollingInterval : function(i) { -// if (typeof i == 'number' && isFinite(i)) { -// this.pollInterval = i; -// } -// }, - -// This is never called - Is it worth exposing this? -// resetDefaultHeaders : function() { -// this.defaultHeaders = null; -// }, - - abort : function(o, callback, isTimeout) { - var me = this, - tId = o.tId, - isAbort = false; - - if (me.isCallInProgress(o)) { - o.conn.abort(); - clearInterval(me.poll[tId]); - me.poll[tId] = null; - clearTimeout(pub.timeout[tId]); - me.timeout[tId] = null; - - handleTransactionResponse(o, callback, (isAbort = true), isTimeout); - } - return isAbort; - }, - - isCallInProgress : function(o) { - // if there is a connection and readyState is not 0 or 4 - return o.conn && !{0:true,4:true}[o.conn.readyState]; - } - }; - return pub; -}(); \ No newline at end of file