问将数据发布到JsonP

EN

function JSONPPostForm(form, postUrl, queryStatusUrl, queryStatusSuccessFunc, queryStatusData)
{
    var tmpDiv = $('<div style="display: none;"></div>');
    form.parent().append(tmpDiv);
    var clonedForm = cloneForm(form);
    var iframe = createIFrameWithContent(tmpDiv, clonedForm);

    if (postUrl)
        clonedForm.attr('action', postUrl);

    var postToken = 'JSONPPOST_' + (new Date).getTime();
    clonedForm.attr('id', postToken);
    clonedForm.append('<input name="JSONPPOSTToken" value="'+postToken+'">');
    clonedForm.attr('id', postToken );
    clonedForm.submit();

    var timerId;
    var watchIFrameRedirectHelper = function()
    {
        if (watchIFrameRedirect(iframe, postToken ))
        {
            clearInterval(timerId);
            tmpDiv.remove();
            $.ajax({
                url:  queryStatusUrl,
                data: queryStatusData,
                dataType: "jsonp",
                type: "GET",
                success: queryStatusSuccessFunc
            });
        }
    }

    if (queryStatusUrl && queryStatusSuccessFunc)
        timerId = setInterval(watchIFrameRedirectHelper, 200);
}

function createIFrameWithContent(parent, content)
{
    var iframe = $('<iframe></iframe>');
    parent.append(iframe);

    if (!iframe.contents().find('body').length)
    {
        //For certain IE versions that do not create document content...
        var doc = iframe.contents().get()[0];
        doc.open();
        doc.close();
    }

    iframe.contents().find('body').append(content);
    return iframe;
}

function watchIFrameRedirect(iframe, formId)
{
    try
    {
        if (iframe.contents().find('form[id="' + formId + '"]').length)
            return false;
        else
            return true;
    }
    catch (err)
    {
        return true;
    }
    return false;
}

//This one clones only form, without other HTML markup
function cloneForm(form)
{
    var clonedForm = $('<form></form>');
    //Copy form attributes
    $.each(form.get()[0].attributes, function(i, attr)
    {
        clonedForm.attr(attr.name, attr.value);
    });
    form.find('input, select, textarea').each(function()
    {
        clonedForm.append($(this).clone());
    });

    return clonedForm;
}

jQuery.post("url.php",data).complete(function(data) {
    eval(data.responseText.trim()); 
});
function handleRequest(data){
    ....
}

echo "handleRequest(".$responseData.")";