BilibiliCover

B站显示视频封面

À partir de 2018-02-10. Voir la dernière version.

// ==UserScript==
// @name         BilibiliCover
// @version      2.0.1
// @description  B站显示视频封面
// @author       AnnAngela
// @namespace    https://greasyfork.org/users/129402
// @mainpage     https://greasyfork.org/zh-CN/scripts/33411-bilibilicover
// @supportURL   https://greasyfork.org/zh-CN/scripts/33411-bilibilicover/feedback
// @license      GNU General Public License v3.0 or later
// @compatible   chrome
// @compatible   firefox
// @compatible   opera
// @compatible   safari
// @match        *://www.bilibili.com/video/av*
// @match        *://www.bilibili.com/watchlater*
// @match        *://www.bilibili.com/bangumi/play/*
// @match        *://live.bilibili.com/*
// @run-at       document-start
// @grant        unsafeWindow
// @grant        GM_xmlhttpRequest
// @noframes
// @icon         data:image/png;base64,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
// @icon64       data:image/png;base64,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
// ==/UserScript==
unsafeWindow.addEventListener("load", function() {
    var LF = String.fromCharCode(10),
        XX = String.fromCharCode(47);
    var helper = {
        coverImage: function coverImage(url) {
            /* 本函数来自 https://greasyfork.org/zh-CN/scripts/30714-获取哔哩哔哩视频的封面图片-get-bilibili-cover-image/code?version=202372 特此感谢*/
            var coverImageBigUrl = url;
            // 去除url中的裁剪标识
            if (url.indexOf("@") > -1) {
                //处理以@做裁剪标识的url
                coverImageBigUrl = url.split("@")[0];
            }
            if (url.indexOf("jpg_") > -1) {
                //处理以_做裁剪标识的url
                coverImageBigUrl = url.split("jpg_")[0] + "jpg";
            }
            if (url.indexOf("png_") > -1) {
                //处理以_做裁剪标识的url
                coverImageBigUrl = url.split("png_")[0] + "png";
            }
            if (url.indexOf("/320_200/") > -1) {
                //有时裁剪标识是在后缀名之前的 目前主要发现的是“番剧”板块的列表里有,但尚不清楚其他地方的情况
                coverImageBigUrl = url.replace("/320_200", "");
            }
            if (coverImageBigUrl.substring(0, 2) === XX + XX) coverImageBigUrl = "https:" + coverImageBigUrl;
            else if (coverImageBigUrl.substring(0, 5) === "http:") coverImageBigUrl = coverImageBigUrl.replace("http:", "https:");
            return coverImageBigUrl;
        },
        window: undefined,
        openWin: function(win, src) {
            if (this.window) this.setImg(src);
            else {
                var self = this,
                    doc = win.document;
                var w = win.innerWidth || doc.docElement.clientWidth || doc.body.clientWidth,
                    h = win.innerHeight || doc.docElement.clientHeight || doc.body.clientHeight;
                self.window = window.open("about:blank", "bilibiliCover", "location=1,scrollbars=1,channelmode=1,width=" + w * .8 + ",height=" + h * .95 + ",left=" + w * .1 + ",top=" + h * .1);
                setTimeout(function() {
                	self.window.document.title = 'BilibiliCover - 封面获取窗口';
                    self.window.document.body.innerHTML = '<div style="text-align: start;">视频封面地址:</div><textarea readonly="readonly" style="width: 100%; height: 1.1em; font-size: 24px; box-sizing: content-box; overflow: hidden; background-color: white; color: initial;"></textarea><hr><img src="' + src + '" style="max-width: 100%; height: auto;"><p id="realsize" style="text-align: center;"></p>';
                    self.window.document.body.innerHTML += '<style> a { cursor: pointer; background-position: center right;background-repeat: no-repeat;background-image: -webkit-linear-gradient(transparent, transparent), url(data:image/svg+xml,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22UTF-8%22%3F%3E%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2210%22%20height%3D%2210%22%3E%3Cg%20transform%3D%22translate%28-826.429%20-698.791%29%22%3E%3Crect%20width%3D%225.982%22%20height%3D%225.982%22%20x%3D%22826.929%22%20y%3D%22702.309%22%20fill%3D%22%23fff%22%20stroke%3D%22%2306c%22%2F%3E%3Cg%3E%3Cpath%20d%3D%22M831.194%20698.791h5.234v5.391l-1.571%201.545-1.31-1.31-2.725%202.725-2.689-2.689%202.808-2.808-1.311-1.311z%22%20fill%3D%22%2306f%22%2F%3E%3Cpath%20d%3D%22M835.424%20699.795l.022%204.885-1.817-1.817-2.881%202.881-1.228-1.228%202.881-2.881-1.851-1.851z%22%20fill%3D%22%23fff%22%2F%3E%3C%2Fg%3E%3C%2Fg%3E%3C%2Fsvg%3E); background-image: linear-gradient(transparent, transparent), url(data:image/svg+xml,%3C%3Fxml%20version%3D%221.0%22%20encoding%3D%22UTF-8%22%3F%3E%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2210%22%20height%3D%2210%22%3E%3Cg%20transform%3D%22translate%28-826.429%20-698.791%29%22%3E%3Crect%20width%3D%225.982%22%20height%3D%225.982%22%20x%3D%22826.929%22%20y%3D%22702.309%22%20fill%3D%22%23fff%22%20stroke%3D%22%2306c%22%2F%3E%3Cg%3E%3Cpath%20d%3D%22M831.194%20698.791h5.234v5.391l-1.571%201.545-1.31-1.31-2.725%202.725-2.689-2.689%202.808-2.808-1.311-1.311z%22%20fill%3D%22%2306f%22%2F%3E%3Cpath%20d%3D%22M835.424%20699.795l.022%204.885-1.817-1.817-2.881%202.881-1.228-1.228%202.881-2.881-1.851-1.851z%22%20fill%3D%22%23fff%22%2F%3E%3C%2Fg%3E%3C%2Fg%3E%3C%2Fsvg%3E); padding-right: 13px; } </style>';
                    self.window.document.body.innerHTML += '<p style="display: flex; flex-wrap: nowrap; justify-content: space-around;"><a target="_blank" data-href="https://image.baidu.com/pcdutu?queryImageUrl=%s">Baidu识图搜索</a><a target="_blank" data-href="https://www.google.com/searchbyimage?image_url=%s&encoded_image=&image_content=&filename=&hl=zh-CN">Google识图搜索</a></p>';
                    self.window.document.body.style.textAlign = "center";
                    self.setImg(src)
                    var t = self.window.document.querySelector("textarea");
                    t.addEventListener("mouseup", function(e) {
                        if (e.which !== 1) return;
                        var selection = self.window.getSelection();
                        if (selection.toString() !== "") return;
                        this.focus();
                        this.select();
                    });
                    Array.from(self.window.document.querySelectorAll("a")).forEach(function(ele) {
                        ele.addEventListener("click", function() {
                            window.open(ele.dataset.href.replace("%s", encodeURIComponent(self.window.document.querySelector("textarea").value)), "_blank").focus();
                        });
                    });
                    self.window.addEventListener("beforeunload", function() {
                        self.window = undefined;
                    });
                    self.window.focus();
                }, 0);
            };
        },
        setImg: function setImg(src) {
            if (!this.window) return;
            var img = this.window.document.querySelector("img");
            this.window.document.querySelector("img").src = src;
            this.window.document.querySelector("textarea").value = src;
            this.setNaturalSize(img, this.window.document.querySelector("#realsize"));
            this.window.focus();
        },
        setNaturalSize: function setNaturalSize(img, node) {
            var self = this;
            if (img.naturalWidth > 0 && img.naturalHeight > 0) node.innerText = "(" + img.naturalWidth + "×" + img.naturalHeight + ")";
            else setTimeout(function() {
                self.setNaturalSize(img, node);
            }, 100);
        },
        closeWin: function focusWin() {
            if (this.window) this.window.close();
        }
    }
    var body = unsafeWindow.document.body,
        html = unsafeWindow.document.documentElement;
    var innerWidth = unsafeWindow.innerWidth;
    var scrollbarWidth = 0;
    switch ('scroll') {
        case getComputedStyle(body).overflowY:
            scrollbarWidth = innerWidth - body.clientWidth;
            break;
        case getComputedStyle(html).overflowY:
            scrollbarWidth = innerWidth - html.clientWidth;
            break;
        default:
            var backup = body.style.overflowY;
            body.style.overflowY = 'scroll';
            scrollbarWidth = unsafeWindow.innerWidth - body.clientWidth;
            body.style.overflowY = backup;
    }
    if (unsafeWindow.location.host.includes('www.bilibili.com'))(function loop() {
        var doc = unsafeWindow.document;
        var plw = doc.querySelector(".player-wrapper, .video-box-module > .bili-wrapper");
        if (!plw) return setTimeout(loop, 1e3);
        var sbw = scrollbarWidth;

        var img;
        img = doc.createElement("img");
        img.id = "cover_img";
        setInterval(function() {
            try {
                doc.querySelector("#cover_img").src = helper.coverImage(doc.querySelector(".cover_image, .bilibili-player-auxiliary-area .bilibili-player-watchlater-item[data-state-play=true] .bilibili-player-watchlater-cover-cell img, .bangumi-info-wrapper .info-cover img").src);
            } catch (_) {
                console.info("bilibiliCover", "no img");
            }
        }, 1e3);
        plw.appendChild(img);
        img.style.display = "block";
        img.style.position = "absolute";
        img.style.cursor = "pointer";

        function calc() {
            var flag = true;
            var bsn = Array.from(plw.children).filter(function(ele, i) {
                return plw.children[i - 1] && ele.nodeName !== "IMG" && (plw.children[i - 1].id === "bofqi" || /scontent|player-content|bangumi-player/i.test(plw.children[i - 1].classList.value));
            })[0];
            if (!bsn) {
                bsn = plw.querySelector(".scontent, .player-content, .bangumi-player");
                flag = false;
            }
            var ofs = getComputedStyle(bsn);
            var ofl = parseInt(ofs.width) + parseInt(ofs.marginLeft) + parseInt(ofs.paddingLeft) + parseInt(ofs.borderLeftWidth),
                ofb = flag ? parseInt(ofs.height) + parseInt(ofs.marginTop) + parseInt(ofs.paddingTop) + parseInt(ofs.borderTopWidth) : parseInt(getComputedStyle(doc.querySelector("#bofqi")).marginBottom),
                wdt = ofs.width;
            var w = window.innerWidth || doc.docElement.clientWidth || doc.body.clientWidth;
            img.style.left = "calc(" + ofl + "px + 1em)";
            img.style.bottom = "calc(" + ofb + "px + 1em)";
            img.style.width = "calc(" + w + "px / 2 - " + wdt + " / 2 - 2em - " + sbw / 2 + "px)";
        }
        calc();
        img.title = "此处是本视频封面大图!" + LF + LF + "右键菜单可复制图片大图地址," + LF + "左键单击可在新窗口查看大图!";
        window.addEventListener("resize", function() {
            calc();
        });
        img.addEventListener("click", function() {
            var src = this.src;
            helper.openWin(window, src);
        });
    })();
    else if (unsafeWindow.location.host.includes('live.bilibili.com'))(function loop() {
        var container = unsafeWindow.document.querySelector('.seeds-wrap');
        if (!container) return setTimeout(loop, 100);
        var link = unsafeWindow.document.createElement('div');
        link.style.display = 'inline-block';
        link.style.marginRight = '1em';
        link.innerHTML = '<a href="javascript:void(0);" style="color: #23ade5;">查看封面</a>';
        container.insertBefore(link, container.firstChild);
        var error = function() {
            link.innerHTML = '<span style="color: red">封面获取失败=。=</span>';
        };
        link.querySelector('a').addEventListener('click', function() {
            var roomid = unsafeWindow.location.pathname.match(/^\/(\d+)/)[1];
            if (roomid) {
                GM_xmlhttpRequest({
                    url: 'https://search.bilibili.com/api/search?search_type=live&keyword=' + roomid + '&from_source=livetop_search',
                    method: 'GET',
                    onerror: error,
                    onload: function(res) {
                        try {
                            response = JSON.parse(res.responseText);
                        } catch (e) {
                            response = false;
                        }
                        if (!response) error();
                        var data = response.result.live_room;
                        var cover;
                        data.forEach(function(info) {
                            if (info.roomid = roomid && info.user_cover) cover = helper.coverImage(info.user_cover);
                        });
                        if (cover) {
                            helper.openWin(unsafeWindow, cover);
                        }
                    }
                })
            }
        });
    })()
    window.addEventListener("beforeunload", function() {
        helper.closeWin();
    });
});