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京东优惠券刷新测试
// ==UserScript==
// @name 京东优惠券抢购
// @author rjw
// @description 京东优惠券刷新测试
// @namespace com.uestc.rjw
// @icon https://raw.githubusercontent.com/babyrjw/StaticFiles/master/logo_jd.jpg
// @license Apache Licence V2
// @encoding utf-8
// @date 18/06/2017
// @modified 18/06/2017
// @noframes
// @match *://sale.jd.com/act/*
// @require http://code.jquery.com/jquery-2.1.1.min.js
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_setClipboard
// @grant GM_xmlhttpRequest
// @grant unsafeWindow
// @run-at document-idle
// @connect jd.com
// @version 1.0.6
// ==/UserScript==
/*
* === 说明 ===
*@作者:rjw
*@Email:babyrjw@163.com
* */
/*
*优惠券一般是<a>标签内部嵌套一个<img>图片，<a>标签的href是领取优惠券的链接
*
* */
(function add_start(){
function init_page(){
console.log('handle all coupon link :'+unsafeWindow.location);
//移除优惠券已抢完和倒计时的状态
var all_coupon_state = $('a.coup-state');
all_coupon_state.each(function(index, e){
$(this).remove();
});
var all_a = $("a[href*='coupon.jd.com/ilink/']");
console.log('all_a:'+all_a.length);
all_a.each(function(index, e){
//清理<a>标签的 href, target属性
var item = $(this);
var url = item.attr('href');
item.attr('data-url',url);
item.removeAttr('href');
item.removeAttr('target');
var children = $(this).children();
//添加按钮
var item_id = "retrive_coupon_msg"+index;
var item_btn = "retrive_coupon_txt"+index;
var ele_btn;
if(children.length > 0){
//计算加入按钮后<a>标签的高度
//var height = 0;
//for(var i = 0 ; i < children.length; ++i){
// console.log(children[i]+" "+i+" "+children[i].offsetHeight);
// height += children[i].offsetHeight;
//}
//height += 58;
//如果<a>标签的高度或者它的父节点的高度不够，设置高度以保证按钮显示
//var element = $(this);
//console.log('***************');
//console.log(this);
//while(element[0] !== undefined && 'body' != element[0].tagName.toLowerCase()){
// if("static" == element.css('display')){
// element.css('display','inline-block');
// }
//console.log(element);
//console.log(element.height() + " "+element.css('height'));
//element.height(height);
// element.css('height','auto');
// element = $(element.parent());
// console.log(element[0].tagName);
//}
ele_btn = $("<button onclick='on_click_event()' style='opacity:0.9;display:block;width:100%;height:58px;font-size:1.5em;z-index:999'><span id='"+item_btn+"'>获取优惠券</span><br/><span id='"+item_id+"' style='font-size:0.5em'></span></button>");
$(this).prepend(ele_btn);
}else if($(this).attr('class').indexOf('hot-link') >= 0){
console.log(this);
var coupon_item = $(this);
ele_btn = $("<button onclick='on_click_event()' style='opacity:0.9;display:block;position:absolute;left:"+coupon_item.position().left+"px;width:"+coupon_item.width()+"px;height:58px;top:"+(coupon_item.position().top)+"px;font-size:1.5em;z-index:999'><span id='"+item_btn+"'>获取优惠券</span><br/><span id='"+item_id+"' style='font-size:0.5em'></span></button>");
$(this).before(ele_btn);
}else{
ele_btn = $("<button onclick='on_click_event()' style='opacity:0.9;display:block;width:100%;height:58px;font-size:1.5em;z-index:999'><span id='"+item_btn+"'>获取优惠券</span><br/><span id='"+item_id+"' style='font-size:0.5em'></span></button>");
console.log($(this).attr('class'));
}
var click_count = 0;
var is_continue = false;
$(this).on('click',on_click_event);
ele_btn.on('click',on_click_event);
//点击按钮后循环请求领取优惠券的链接
function on_click_event(){
click_count = 0;
is_continue = !is_continue;
function get_coupon(){
click_count += 1;
GM_xmlhttpRequest({
url:url,
method:'GET',
onload:function(response){
var msg = '';
if(response.finalUrl.indexOf('passport.jd.com') >= 0){
msg = click_count+':已停止领取，请登录后重试';
is_continue = false;
}else{
var result = response.responseText;
var doc = $(result);
var contents = doc.find('.content');
if(contents.length > 0){
var get_coupon_result = contents[0].innerText;
if(get_coupon_result.indexOf('恭喜') >= 0){
is_continue = false;
}
msg = click_count+":"+contents[0].innerText;
}else{
msg = click_count+':领取优惠券出错，请查看console日志';
console.log(response);
}
}
$('#'+item_id).text(msg);
if(is_continue){
setTimeout(function(){
get_coupon();
},0);
}else{
$('#'+item_btn).text('开始获取优惠券');
}
}
});
}
if(is_continue){
if(url.indexOf("//") === 0){
url = unsafeWindow.location.protocol + url;
}
console.log('开始获取优惠券:'+ url);
$('#'+item_btn).text('停止获取优惠券');
get_coupon();
}else{
console.log('停止获取优惠券:'+ url);
$('#'+item_btn).text('开始获取优惠券');
}
}
});
}
//setTimeout(init_page, 100);
var old_head_insertBefore = document.head.insertBefore;
document.head.insertBefore = function(e){
console.log('insertBefore');
console.log(e);
var argu = [];
for(var index = 0 ; index < arguments.length ; ++index){
argu.push(arguments[index]);
}
if(e.src.indexOf('passport') >= 0){
init_page();
}
old_head_insertBefore.apply(document.head, argu);};
})();