新增 [423Down 增强] 脚本（自动无缝翻页）

2026-07-24 11:03:23 +00:00 · 2020-12-27 13:36:19 +08:00
parent 6a6c50242b
commit 40261f4c84
3 changed files with 205 additions and 1 deletions
@@ -0,0 +1,203 @@
+// ==UserScript==
+// @name         423Down 增强
+// @version      1.0.0
+// @author       X.I.U
+// @description  自动无缝翻页
+// @match        *://www.423down.com/*
+// @exclude      *://www.423down.com/*.html
+// @icon         https://www.423down.com/favicon.ico
+// @grant        GM_xmlhttpRequest
+// @grant        GM_registerMenuCommand
+// @license      GPL-3.0 License
+// @run-at       document-end
+// @namespace    https://github.com/XIU2/UserScript
+// ==/UserScript==
+
+(function() {
+    // 注册脚本菜单
+    GM_registerMenuCommand('反馈 & 建议', function () {window.GM_openInTab('https://github.com/XIU2/UserScript', {active: true,insert: true,setParent: true});});
+
+    // 默认 ID 为 0
+    var curSite = {SiteTypeID: 0};
+
+    // 自动翻页规则
+    let DBSite = {
+        postslist: {
+            SiteTypeID: 1,
+            pager: {
+                nextLink: '//div[@class="paging"]//a[contains(text(),"下一页")][@href]',
+                pageElement: 'css;div.content-wrap ul.excerpt > li',
+                HT_insert: ['css;div.content-wrap ul.excerpt', 2],
+                replaceE: 'css;div.paging',
+            }
+        }
+    };
+
+    // 用于脚本内部判断当前 URL 类型
+    let SiteType = {
+        POSTSLIST: DBSite.postslist.SiteTypeID
+    };
+
+    curSite = DBSite.postslist;
+    curSite.pageUrl = ""; // 下一页URL
+    pageLoading();        // 自动翻页
+
+
+    // 自动翻页
+    function pageLoading() {
+        if (curSite.SiteTypeID > 0){
+            windowScroll(function (direction, e) {
+                if (direction === "down") { // 下滑才准备翻页
+                    var scrollTop = document.documentElement.scrollTop || window.pageYOffset || document.body.scrollTop;
+                    let scrollDelta = 1299;
+                    if (document.documentElement.scrollHeight <= document.documentElement.clientHeight + scrollTop + scrollDelta) {
+                        ShowPager.loadMorePage();
+                    }
+                }
+            });
+        }
+    }
+
+
+    // 滚动条事件
+    function windowScroll(fn1) {
+        var beforeScrollTop = document.documentElement.scrollTop,
+            fn = fn1 || function () {};
+        setTimeout(function () { // 延时执行，避免刚载入到页面就触发翻页事件
+            window.addEventListener("scroll", function (e) {
+                var afterScrollTop = document.documentElement.scrollTop,
+                    delta = afterScrollTop - beforeScrollTop;
+                if (delta == 0) return false;
+                fn(delta > 0 ? "down" : "up", e);
+                beforeScrollTop = afterScrollTop;
+            }, false);
+        }, 1000)
+    }
+
+
+    var ShowPager = { // 修改自 https://greasyfork.org/scripts/14178
+        getFullHref: function (e) {
+            if(e == null) return '';
+            "string" != typeof e && (e = e.getAttribute("href"));
+            var t = this.getFullHref.a;
+            return t || (this.getFullHref.a = t = document.createElement("a")), t.href = e, t.href;
+        },
+        createDocumentByString: function (e) {
+            if (e) {
+                if ("HTML" !== document.documentElement.nodeName) return (new DOMParser).parseFromString(e, "application/xhtml+xml");
+                var t;
+                try {
+                    t = (new DOMParser).parseFromString(e, "text/html");
+                } catch (e) {
+                }
+                if (t) return t;
+                if (document.implementation.createHTMLDocument) t = document.implementation.createHTMLDocument("ADocument"); else try {
+                    (t = document.cloneNode(!1)).appendChild(t.importNode(document.documentElement, !1)),
+                        t.documentElement.appendChild(t.createElement("head")), t.documentElement.appendChild(t.createElement("body"));
+                } catch (e) {
+                }
+                if (t) {
+                    var r = document.createRange();
+                    r.selectNodeContents(document.body);
+                    var n = r.createContextualFragment(e);
+                    t.body.appendChild(n);
+                    for (var a, o = {
+                        TITLE: !0,
+                        META: !0,
+                        LINK: !0,
+                        STYLE: !0,
+                        BASE: !0
+                    }, i = t.body, s = i.childNodes, c = s.length - 1; c >= 0; c--) o[(a = s[c]).nodeName] && i.removeChild(a);
+                    return t;
+                }
+            } else console.error("没有找到要转成DOM的字符串");
+        },
+        loadMorePage: function () {
+            if (curSite.pager) {
+                let curPageEle = getElementByXpath(curSite.pager.nextLink);
+                var url = this.getFullHref(curPageEle);
+                //console.log(`${url} ${curPageEle} ${curSite.pageUrl}`);
+                if(url === '') return;
+                if(curSite.pageUrl === url) return;// 不会重复加载相同的页面
+                curSite.pageUrl = url;
+                // 读取下一页的数据
+                curSite.pager.startFilter && curSite.pager.startFilter();
+                GM_xmlhttpRequest({
+                    url: url,
+                    method: "GET",
+                    timeout: 5000,
+                    onload: function (response) {
+                        try {
+                            var newBody = ShowPager.createDocumentByString(response.responseText);
+                            let pageElems = getAllElements(curSite.pager.pageElement, newBody, newBody);
+                            let toElement = getAllElements(curSite.pager.HT_insert[0])[0];
+                            if (pageElems.length >= 0) {
+                                let addTo = "beforeend";
+                                if (curSite.pager.HT_insert[1] == 1) addTo = "beforebegin";
+                                // 插入新页面元素
+                                pageElems.forEach(function (one) {
+                                    toElement.insertAdjacentElement(addTo, one);
+                                });
+                                // 替换待替换元素
+                                try {
+                                    let oriE = getAllElements(curSite.pager.replaceE);
+                                    let repE = getAllElements(curSite.pager.replaceE, newBody, newBody);
+                                    if (oriE.length === repE.length) {
+                                        for (var i = 0; i < oriE.length; i++) {
+                                            oriE[i].outerHTML = repE[i].outerHTML;
+                                        }
+                                    }
+                                } catch (e) {
+                                    console.log(e);
+                                }
+                            }
+                        } catch (e) {
+                            console.log(e);
+                        }
+                    }
+                });
+            }
+        },
+    };
+
+
+    function getElementByXpath(e, t, r) {
+      r = r || document, t = t || r;
+      try {
+        return r.evaluate(e, t, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
+      } catch (t) {
+        return void console.error("无效的xpath");
+      }
+    }
+
+
+    function getAllElements(e, t, r, n, o) {
+      let getAllElementsByXpath = function(e, t, r) {
+        return r = r || document, t = t || r, r.evaluate(e, t, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+      }
+
+      var i, s = [];
+      if (!e) return s;
+      if (r = r || document, n = n || window, o = o || void 0, t = t || r, "string" == typeof e) i = 0 === e.search(/^css;/i) ? function getAllElementsByCSS(e, t) {
+        return (t || document).querySelectorAll(e);
+      }(e.slice(4), t) : getAllElementsByXpath(e, t, r); else {
+        if (!(i = e(r, n, o))) return s;
+        if (i.nodeType) return s[0] = i, s;
+      }
+      return function makeArray(e) {
+        var t, r, n, o = [];
+        if (e.pop) {
+          for (t = 0, r = e.length; t < r; t++) (n = e[t]) && (n.nodeType ? o.push(n) : o = o.concat(makeArray(n)));
+          return a()(o);
+        }
+        if (e.item) {
+          for (t = e.length; t;) o[--t] = e[t];
+          return o;
+        }
+        if (e.iterateNext) {
+          for (t = e.snapshotLength; t;) o[--t] = e.snapshotItem(t);
+          return o;
+        }
+      }(i);
+    }
+})();
@@ -14,7 +14,7 @@
 // @grant        GM_notification
 // @license      GPL-3.0 License
 // @run-at       document-start
-// @namespace    https://github.com/XIU2/UserScript
+// @namespace    https://greasyfork.org/scripts/413721
 // ==/UserScript==

 (function() {
@@ -20,6 +20,7 @@
 |  **Github 增强** | 高速下载 Clone、Release、Raw、Code(ZIP) 文件... | **[「安装」](https://greasyfork.org/scripts/412245)** | **[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/GithubEnhanced-High-Speed-Download.user.js)** |
 | **3DM论坛 美化** | 精简多余内容 | **[「安装」](https://greasyfork.org/scripts/413593)** | **[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/3dm-Beautification.user.js)** |
 | **3DM论坛 增强** | 自动回复、自动无缝翻页、清理置顶帖子 | **[「安装」](https://greasyfork.org/scripts/412890)** | **[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/3dm-Enhanced.user.js)** |
+|  **423Down 增强 \*** | 自动无缝翻页 | **[「安装」](https://greasyfork.org/scripts/419215)** | **[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/423Down-Enhanced.user.js)** |
 | **智友邦论坛 美化** | 精简多余内容、宽屏显示 | **[「安装」](https://greasyfork.org/scripts/412361)** | **[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/Zhiyoo-Beautification.user.js)** |
 | **智友邦论坛 增强** | 自动签到、自动回复、自动无缝翻页、清理置顶帖子... | **[「安装」](https://greasyfork.org/scripts/412362)** | **[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/Zhiyoo-Enhanced.user.js)** |
 |  ~~_**Google 翻译 美化**_~~ | ~~_精简多余内容、修复翻译结果溢出屏幕问题_~~ | ~~_**[「安装」](https://greasyfork.org/scripts/413721)**_~~ | ~~_**[「安装」](https://cdn.jsdelivr.net/gh/XIU2/UserScript@master/GoogleTranslate-Beautification.user.js)**_~~ |