да он стал уже таким. После оптимизации и попытки кроссплатформенности.
| Код |
var ajax = {
options: {
method: 'post',
async: true,
onStateChange: function() { },
onFailure: function() { },
onSuccess: function() { }
},
setOptions: function(content) {
for (var i in content) {
this.options[i] = content[i];
}
},
transport: (window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest()),
send: function(url, data) {
if (this.running) return this;
this.running = true;
this.transport.open(this.options.method, url, this.options.async);
var self = this;
this.transport.onreadystatechange = function() {
if (self.transport.readyState == 4 && self.running) {
self.running = false;
if (self.transport.status >= 200 && self.transport.status < 300) {
self.options.onSuccess(self.transport.responseText);
} else {
self.options.onFailure(self.transport.status);
}
} else {
self.options.onStateChange(self.transport.readyState);
}
}
if (this.options.method == 'post') this.transport.setRequestHeader('Content-type','application/x-www-form-urlencoded');
this.transport.send((data ? data : null));
},
collect: function(a, f) {
var n = [];
for(var i = 0; i < a.length; i++) {
var v = f(a[i]);
if (v != null) n.push(v);
}
return n;
},
serialize: function(f) {
var r = [];
var g = function(n) {
return f.getElementsByTagName(n)
};
var nv = function(e){
if (e.name) r[r.length] = encodeURIComponent(e.name) + '=' + encodeURIComponent(e.value);
};
this.collect(g('input'), function(i) {
if ((i.type != 'radio' && i.type != 'checkbox') || i.checked) return nv(i);
});
this.collect(g('select'), nv);
this.collect(g('textarea'), nv);
return r.join('&');
}
} |
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