按钮重复点击

libiary/Download_CCTV_Video.js

@@ -2,7 +2,7 @@
 // @name         央视网视频下载
 // @description  Download videos from cctv.com with one click
 // @namespace    https://iteay.top/
-// @version      1.2
+// @version      1.2.1
 // @author       BlackTeay
 // @match        https://*.cctv.com/*
 // @updateURL    https://git.jlntv.work/blackteay/tampermonkey-script/raw/branch/master/libiary/Download_CCTV_Video.js
@@ -28,6 +28,7 @@
      */
     function appendDownloadEle(videoJQ, title, videoSrc) {
         let downloadIdAttrName = videoJQ.attr("id") + "_download";
+        var downloading=false
         console.log(downloadIdAttrName)
         if ($("#" + downloadIdAttrName).length <= 0) {
             // 【下载】按钮
@@ -41,7 +42,7 @@
                 "padding": "5px 10px",
                 "display": "inline-block",
                 "margin-top": "1em",
-                // "margin-left": "0.5rem"
+                //"margin-left": "0.5em"
             });
             downloadJQ.attr("id", downloadIdAttrName);
             downloadJQ.attr("href", videoSrc);
@@ -53,6 +54,13 @@
             // 为下载按钮绑定单击事件下载视频
             downloadJQ.on("click", function (event) {
                 // console.log("下载视频：" + $(this).attr("id") + ", href=" +  $(this).attr("href"));
+  
+                if(downloading==true){
+                console.log("视频下载中，请勿再次点击")
+                    return false;
+                }else{
+                  downloading=true
+                }
                 // 阻止 a 标签默认行为
                 event.preventDefault();
                 if ($(this).attr("href")) {
@@ -73,8 +81,9 @@
                             document.body.appendChild(downloadLink);
                             downloadLink.click();
                             downloadLink.remove();
+                    downloading=false;
                 }else if(this.status == 404){
-                    console.log("网页不存在");
+                    console.log("视频不存在");
                 }
 
             }