这两天搞公司网站单点登录，结果打好后一测试发现jsonp在IE下各种报错..............
弄了半天搞不定，索性自己写个出来
好了废话不多说，进入正题
方法名：randomString | |||
参数名 | 类型 | 说明 | 默认值 |
len | int | 生成字符串长度 | 32 |
说明： | |||
生成随机字符串，这个懒得写直接百度一下Copy过来的 | |||
function randomString(len) {
len = len || 32;
var $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
var maxPos = $chars.length;
var pwd = '';
for (i = 0; i < len; i++) {
pwd += $chars.charAt(Math.floor(Math.random() * maxPos));
}
return pwd;
}
方法名：RemoteAjax | |||
参数名 | 类型 | 说明 | 默认值 |
url | string | 请求地址 | |
data | Key/Value | 参数 | |
success | function | 成功回调 | |
error | function | 错误回调 | |
说明： | |||
| |||
function RemoteAjax(insetting){
var objStatus = {
complete: false,
error: false,
requestData: null,
responseData: null,
init: function(setting){
this.requestData = setting.data;
var success = setting.success;
var error = setting.error;
var tempName = "arebz" + randomString(15);
var head = document.getElementsByTagName('head')[0];
var script = document.createElement('script')
script.type='text/javascript';
script.charset="GB2312";
script.text = "var " + tempName + "_setting;\r\n"
script.text += "function " + tempName + "_init(processor){" + tempName + "_processor = processor;}\r\n";
script.text += "function " + tempName + "_callback(data){" + tempName + "_processor(data);}\r\n";
head.appendChild(script);
var remoteScript = document.createElement('script')
remoteScript.type='text/javascript';
remoteScript.charset="GB2312";
remoteScript.src = setting.url + "?callback=" + encodeURIComponent(tempName + "_callback");
for(var key in setting.data){
remoteScript.src += "&" + key + "=" + encodeURIComponent(setting.data[key]);
}
var currentObj = this;
if( document.all ){
remoteScript.onreadystatechange = function(){
if(/(complete|loaded)/.test(this.readyState)){
remoteScript.onreadystatechange = null;
if(!currentObj.complete){
currentObj.error = true;
if(typeof(error) == "function")
error();
}
}
};
}else{
remoteScript.onload = function(){
remoteScript.onload = null;
remoteScript.onerror = null;
if(!currentObj.complete){
currentObj.error = true;
if(typeof(error) == "function")
error();
}
};
remoteScript.onerror = function(){
remoteScript.onload = null;
remoteScript.onerror = null;
currentObj.error = true;
if(typeof(error) == "function")
error();
}
}
eval(tempName + "_init")(function(data){
currentObj.complete = true;
remoteScript.parentNode.removeChild(remoteScript);
script.parentNode.removeChild(script);
currentObj.responseData = data;
if(typeof(success) == "function")
success(data);
});
head.appendChild(remoteScript);
}
};
objStatus.init(insetting);
return objStatus;
}