查看“Widget:BilibiliVideo”的源代码

<noinclude>{{BilibiliVideo/doc/copyright}}
'''本Widget不能单独使用'''，请使用{{tl|BilibiliVideo}}！</noinclude><includeonly><!--{if !isset($wgBilibili) || !$wgBilibili}--><!--{assign var="wgBilibili" value=true scope="global"}--><style>
.bilibili-video-container {
    border: 1px solid rgba(170,170,170,0.37);
    max-width: 100%;
}
.bilibili-video-container.exec {
    display: table;
}
.bilibili-iframe-container,
.bilibili-video-container {
    display: none;
}
.bilibili-video-container,
.bilibili-video-container .bilibili-widescreen,
.bilibili-video-container iframe {
    max-width: 100%;
    background-color: #fff!important;
}
.bilibili-title {
    padding: .2em 6.5em .2em 1em;
    position: relative;
}
.bilibili-title a {
    word-break: break-word;
}
.bilibili-widescreen {
    position: absolute;
    display: none;
    width: 1em;
    right: calc(-2rem - 1px);
    border: 1px solid rgba(170,170,170,0.37);
    padding: .25rem .5rem;
    line-height: 1.5em;
    top: -2px;
    user-select: none;
    cursor: pointer;
}
.onshow .bilibili-widescreen{
    display: block;
}
.bilibili-toggle {
    position: absolute;
    top: calc(50% - .5em);
    right: .7em;
    line-height: 1em;
    cursor: pointer;
    padding-left: 1em;
    background-image: url(/skins/Vector/images/search-ltr.png?39f97);
    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%2212%22%20height%3D%2213%22%3E%3Cg%20stroke-width%3D%222%22%20stroke%3D%22%236c6c6c%22%20fill%3D%22none%22%3E%3Cpath%20d%3D%22M11.29%2011.71l-4-4%22%2F%3E%3Ccircle%20cx%3D%225%22%20cy%3D%225%22%20r%3D%224%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E);
    background-image: linear-gradient(transparent,transparent), url(/skins/Vector/images/search-ltr.svg?07752)!ie;
    background-image: -o-linear-gradient(transparent,transparent), url(/skins/Vector/images/search-ltr.png?39f97);
    background-position: left center;
    background-repeat: no-repeat;
}
.bilibili-toggle:hover {
    color: #36b;
}
.bilibili-video-button,
.bilibili-video-button:visited {
    display: inline-block;
    margin: 4px 5px;
    padding: 10px 25px;
    font-size: 14px;
    text-align: center;
    color: #fff;
    background: #de698c;
    border-radius: 4px;
}
.bilibili-iframe-container {
    padding: 6px;
    position: relative;
    border: 0 solid rgba(170,170,170,0.37);
    border-top-width: 1px;
}
.bilibili-video-container:not([data-max-width]) .bilibili-iframe-container {
    max-width: calc(100% - 12px)!important;
}
.bilibili-video-container:not([data-max-width]).onshow .bilibili-iframe-container {
    max-height: calc(100% - 27px)!important;
}
.bilibili-video-container textarea {
    background: white;
    color: black;
    width: 80%;
    margin: auto;
}
.bilibili-iframe-overlay {
    width: 0;
    height: 0;
    padding-top: 30%;
    text-align: center;
    box-sizing: border-box;
    background: rgb(167, 215, 249);
    position: absolute;
    top: 3px;
    left: 6px;
    z-index: 2;
}
.bilibili-iframe-retry-link {
    position: absolute;
    top: 10px;
    right: 10px;
    display: none;
    background: white;
    padding: 0px 0.5em;
}
</style><script>
"use strict";
window.RLQ.push(() => {
    const errMsg = {
        id: '此处填写的id有误，请参考<a href="https://zh.moegirl.org.cn/Template:BilibiliVideo#firstHeading" target="_blank">模板文档</a>修正……',
        error: "执行出现问题，请复制以下内容并在提问求助区处粘贴寻求帮助：$$$",
        attr: '下方填写的参数 $$$ 有误，请参考<a href="https://zh.moegirl.org.cn/Template:BilibiliVideo#firstHeading" target="_blank">模板文档</a>修正……',
    };
    const sanNode = $(`<${"span/"}>`);
    const genErr = (type, msg = "") => type in errMsg ? `<${"div"} style="font-style: italic; border: 1px dashed red;">BilibiliVideo模板：${errMsg[type].replace("$$$", sanNode.text(msg).html())}<${"/div"}>` : "";
    const injectErrMsgBefore = ($ele, type, msg = "") => $ele.before(genErr(type, msg));
    try {
        const isNaN = Number.isNaN || window.isNaN;
        const cssLengthUnitValidator = (length, defaultValue, callback, paramName, $ele) => {
            if (typeof length !== "string" || length.length === 0) {
                callback(false);
                return defaultValue;
            }
            const parsedNumber = parseFloat(length.replace(/[a-z]+/i, ""));
            if (isNaN(parsedNumber) || parsedNumber <= 0) {
                callback(false);
                injectErrMsgBefore($ele, "attr", paramName);
                return defaultValue;
            }
            if (/^(?:\d+|\d*\.\d+)(?:em|ex|ch|rem|vw|vh|vmin|vmax|cm|mm|Q|in|pc|pt|px|%)$/.test(length)) {
                callback(true);
                return length;
            }
            if (/^(?:\d+|\d*\.\d+)$/.test(length)) {
                callback(true);
                return `${length}px`;
            }
            callback(false);
            injectErrMsgBefore($ele, "attr", paramName);
            return defaultValue;
        };
        const fixedNumber = (number) => `${+number < 10 ? "0" : ""}${number}`;
        const secondsParser = (seconds) => `${Math.floor(+seconds / 60)}:${fixedNumber(+seconds % 60)}`;
        const idCorrector = (id) => {
            if (/^(?:av)?\d{1,9}$/i.test(id)) {
                return {
                    id: id.replace(/^av/i, ""),
                    prefix: {
                        href: "av",
                        iframe: "aid",
                    },
                };
            } else if (/^(?:(?:[bB][vV])?1)?[fZodR9XQDSUm21yCkr6zBqiveYah8bt4xsWpHnJE7jL5VG3guMTKNPAwcF]{9}$/.test(id)
                && /4.1.7..$/.test(id)) {
                return {
                    id: id.replace(/^.*([fZodR9XQDSUm21yCkr6zBqiveYah8bt4xsWpHnJE7jL5VG3guMTKNPAwcF]{9})$/i, "1$1"),
                    prefix: {
                        href: "BV",
                        iframe: "bvid",
                    },
                };
            }
            return false;
        };
        if (mw.config.get("skin") === "minerva") {
            $(".bilibili-video-container:not(.bilibili-video-initialized)").each((_, ele) => {
                const element = $(ele),
                    dataset = ele.dataset;
                element.addClass("bilibili-video-initialized");
                const _id = dataset.id,
                    title = dataset.title,
                    pagename = dataset.pagename,
                    t = parseInt(dataset.t),
                    tIsInvalid = isNaN(t) || t <= 0,
                    subtitle = dataset.subtitle === "true" ? true : false;
                let page = parseInt(dataset.page);
                if (isNaN(page) || page < 1) {
                    page = 1;
                    if (typeof dataset.page === "string" && dataset.page !== "") {
                        injectErrMsgBefore(element, "attr", "page");
                    }
                }
                if ((isNaN(t) || t <= 0) && typeof dataset.t === "string" && dataset.t !== "") {
                    injectErrMsgBefore(element, "attr", "t");
                }
                const validation = idCorrector(_id);
                let id,
                    prefix;
                if (validation) {
                    id = validation.id;
                    prefix = validation.prefix;
                } else {
                    ele.outerHTML = genErr("id");
                    return;
                }
                ele.innerText = "正在加载中，若长时间空白则说明是网络问题……";
                $.ajax({
                    url: `https://api.bilibili.com/x/web-interface/view?${prefix.iframe}=${id}&jsonp=jsonp`,
                    type: "GET",
                    dataType: "jsonp",
                    timeout: 10000,
                    success: function ({ code, message, data }) {
                        if (code !== 0) {
                            element.before($("<a/>").addClass("bilibili-video-button").attr("rel", "nofollow noreferrer noopener").attr("href", `https://www.bilibili.com/video/${prefix.href}${id}?p=${page}${tIsInvalid ? "" : `&t=${t}`}`).text((title || prefix.href + id) + (![0, 1].includes(page) && !isNaN(page) ? ` (P${page})` : ""))).remove();
                            console.info("Widget:BilibiliVideo", `${prefix.href}${id}`, code, message);
                            return;
                        }
                        const list = data.pages;
                        let _page = 1;
                        const name = title || (data.title ? data.title : prefix.href + id);
                        let index;
                        let length;
                        if (pagename) {
                            for (index = 0, length = list.length; index < length; index++) {
                                if (list[index].part !== pagename) { continue; }
                                _page = list[index].page;
                                break;
                            }
                        } else { _page = page; }
                        index = _page - 1;
                        const time = secondsParser(t);
                        const button = $("<a/>").addClass("bilibili-video-button").attr("rel", "nofollow noreferrer noopener").attr("href", `https://www.bilibili.com/video/${prefix.href}${id}?p=${_page}${tIsInvalid ? "" : `&t=${t}`}`).text(`${name} [${_page}/${secondsParser(list[index].duration)}]${tIsInvalid ? "" : `[跳转至${time}]`}`);
                        if (list[index] !== undefined && list[index].cid !== undefined && subtitle) {
                            button.append(`<br>（${_page}、${list[index].part}）`);
                        }
                        element.before(button).remove();
                    },
                    error: function () {
                        element.before($("<a/>").addClass("bilibili-video-button").attr("rel", "nofollow noreferrer noopener").attr("href", `https://www.bilibili.com/video/${prefix.href}${id}?p=${page}${tIsInvalid ? "" : `&t=${t}`}`).text((title || prefix.href + id) + (![0, 1].includes(page) && !isNaN(page) ? ` (P${page})` : ""))).remove();
                    },
                });
            });
        }
        else {
            const global_element = $("#mw-content-text");
            const placeholderToggle = (iframe) => {
                if (iframe.data("displayFlag")) {
                    iframe.data("displayFlag", false);
                    iframe.data("placeholder").fadeOut(370);
                }
            };
            let lazyLoadObserver;
            if ("IntersectionObserver" in window &&
                "IntersectionObserverEntry" in window &&
                "intersectionRatio" in window.IntersectionObserverEntry.prototype &&
                "isIntersecting" in window.IntersectionObserverEntry.prototype) {
                lazyLoadObserver = new IntersectionObserver((entries) => {
                    entries.forEach((entry) => {
                        if (entry.isIntersecting) {
                            entry.target.src = entry.target.dataset.src;
                            setTimeout(() => {
                                placeholderToggle($(entry.target));
                            }, 13070);
                            lazyLoadObserver.unobserve(entry.target);
                        }
                    });
                });
            } else {
                lazyLoadObserver = {
                    observe: (target) => {
                        target.src = target.dataset.src;
                        setTimeout(() => {
                            placeholderToggle($(target));
                        }, 13070);
                    },
                };
            }
            const iframe_href_base = "https://www.bilibili.com/blackboard/newplayer.html?playlist=true&playlist_order=sequential&musth5=1&noEndPanel=1&crossDomain=1&autoplay=0&";
            const EPSILON = 2.220446049250313e-16,
                rememberWH = function rememberWH(ele) {
                    ele.data({ width: ele.width(), height: ele.height() });
                },
                setTureHeight = function setTureHeight(ele) {
                    const barHeight = ele.data("height") - ele.data("width") * 9 / 16; //计算标题和播放器控制栏高度
                    ele.height(ele.width() * 9 / 16 + barHeight);
                },
                setWH = function setWH(ele) {
                    ele.css({ width: "100%", height: "100%" });
                },
                recallWH = function recallWH(ele) {
                    ele.width(ele.data("width")).height(ele.data("height"));
                },
                setMaxHeight = function setMaxHeight(container, target) {
                    const h = container.outerHeight(true);
                    let t = 0;
                    container.children().each((_, ele) => {
                        t += $(ele).outerHeight(true);
                    });
                    target.css("max-height", `calc(100% - ${parseInt(t - h + 2 - (Number.EPSILON || EPSILON))}px)`);
                };
            const run = () => {
                $(".bilibili-video-container:not(.exec)").addClass("exec").each((_, ele) => {
                    const dataset = ele.dataset;
                    const _id = dataset.id;
                    const selfbox = $(ele);
                    const toggleButton = selfbox.find(".bilibili-toggle");
                    const widescreenButton = selfbox.find(".bilibili-widescreen");
                    const validation = idCorrector(_id);
                    let id,
                        prefix;
                    if (validation) {
                        id = validation.id;
                        prefix = validation.prefix;
                    } else {
                        ele.outerHTML = genErr("id");
                        return;
                    }
                    let page = parseInt(+(dataset.page || 1));
                    if (isNaN(page) || page < 1) {
                        page = 1;
                        if (typeof dataset.page === "string" && dataset.page !== "") {
                            injectErrMsgBefore(selfbox, "attr", "page");
                        }
                    }
                    const pagename = dataset.pagename;
                    const title = dataset.title;
                    const height = cssLengthUnitValidator(dataset.height, "441px", (isValidated) => isValidated || selfbox.removeAttr("data-height"), "height", selfbox);
                    const width = cssLengthUnitValidator(dataset.width, "665px", (isValidated) => isValidated || selfbox.removeAttr("data-width"), "width", selfbox);
                    const maxHeight = cssLengthUnitValidator(dataset.maxHeight, "100vh", (isValidated) => isValidated || selfbox.removeAttr("data-max-height"), "maxHeight", selfbox);
                    const maxWidth = cssLengthUnitValidator(dataset.maxWidth, "100%", (isValidated) => isValidated || selfbox.removeAttr("data-max-width"), "maxWidth", selfbox);
                    const subtitle = dataset.subtitle === "true" ? true : false;
                    const t = parseInt(dataset.t);
                    const tIsInvalid = isNaN(t) || t <= 0;
                    const iframeContainer = selfbox.find(".bilibili-iframe-container");
                    const title_text = $("<a/>").attr("rel", "nofollow noreferrer noopener").addClass("external text").attr({
                        href: `https://www.bilibili.com/video/${prefix.href}${id}?p=${page}${tIsInvalid ? "" : `&t=${t}`}`,
                        target: "_blank",
                    }).prependTo(selfbox.find(".bilibili-title"));
                    const iframe = $("<iframe/>").attr({
                        allow: "fullscreen",
                        allowfullscreen: true,
                        frameborder: 0,
                        scrolling: "no",
                        src: "",
                        "class": "bilibili-iframe",
                    }).css({
                        width: width,
                        height: height,
                        "max-width": maxWidth,
                        "max-height": maxHeight,
                    });
                    if (!tIsInvalid) {
                        selfbox.removeAttr("data-auto-expand");
                    } else if (typeof dataset.t === "string" && dataset.t !== "") {
                        injectErrMsgBefore(selfbox, "attr", "t");
                    }
                    const time = secondsParser(t);
                    title_text.text(`${(title || prefix.href + id) + (![0, 1].includes(page) ? ` (P${page})` : "") + (tIsInvalid ? "" : `[视频从${time}开始播放]`)}【视频信息加载中……】`);
                    iframeContainer.css({
                        width: width,
                        height: height,
                        "max-width": maxWidth,
                        "max-height": maxHeight,
                    });
                    iframe.appendTo(iframeContainer);
                    const div = $("<div/>");
                    div.css({
                        position: "absolute",
                        top: "0",
                        left: "0",
                        bottom: "0",
                        right: "0",
                        "z-index": "99",
                        display: "flex",
                        "align-items": "center",
                        background: "rgba(255, 255, 255, .37)",
                    });
                    const text = $("<div/>");
                    text.css({
                        "text-align": "center",
                        width: "100%",
                    }).text("正在加载中，若长时间空白则说明是网络问题……");
                    div.append(text).appendTo(iframeContainer);
                    iframe.data({
                        placeholder: div,
                        displayFlag: true,
                    });
                    iframe[0].addEventListener("load", () => {
                        placeholderToggle(iframe);
                    });
                    $.ajax({
                        url: `https://api.bilibili.com/x/web-interface/view?${prefix.iframe}=${id}&jsonp=jsonp`,
                        type: "GET",
                        dataType: "jsonp",
                        timeout: 10000,
                        success: function ({ code, message, data }) {
                            if (code !== 0) {
                                title_text.text((title || prefix.href + id) + (![0, 1].includes(page) ? ` (P${page})` : "") + (tIsInvalid ? "" : `[视频从${time}开始播放]`));
                                iframe.attr("data-src", `${iframe_href_base + prefix.iframe}=${id}&page=${page}${tIsInvalid ? "" : `&t=${t}`}`);
                                lazyLoadObserver.observe(iframe[0]);
                                console.info("Widget:BilibiliVideo", `${prefix.href}${id}`, code, message);
                                return;
                            }
                            const list = data.pages;
                            let _page = 1;
                            const name = title || (data.title ? data.title : prefix.href + id);
                            let index;
                            let length;
                            if (pagename) {
                                for (index = 0, length = list.length; index < length; index++) {
                                    if (list[index].part !== pagename) { continue; }
                                    _page = list[index].page;
                                    break;
                                }
                            } else { _page = page; }
                            index = _page - 1;
                            const href = title_text.attr("href");
                            if (list[index] !== undefined && list[index].cid !== undefined) {
                                iframe.attr("data-src", `${iframe_href_base}${prefix.iframe}=${id}&cid=${list[index].cid}&page=${_page}${tIsInvalid ? "" : `&t=${t}`}`);
                                title_text.attr("href", href.replace(new RegExp(`\\?p=${page}`, "g"), `?p=${_page}`));
                                title_text.text(`${name} [${_page}/${list.length}]${tIsInvalid ? "" : `[视频从${time}开始播放]`}`);
                                if (subtitle) { title_text.append(`<br>（${_page}、${list[index].part}）`); }
                            } else {
                                title_text.text(name + (tIsInvalid ? "" : `[视频从${time}开始播放]`));
                                iframe.attr("data-src", `${iframe_href_base + prefix.iframe}=${id}&page=${_page}${tIsInvalid ? "" : `&t=${t}`}`);
                            }
                            lazyLoadObserver.observe(iframe[0]);
                        },
                        error: function () {
                            title_text.text((title || prefix.href + id) + (![0, 1].includes(page) ? ` (P${page})` : "") + (tIsInvalid ? "" : `[视频从${time}开始播放]`));
                            iframe.attr("data-src", `${iframe_href_base + prefix.iframe}=${id}&page=${page}${tIsInvalid ? "" : `&t=${t}`}`);
                            lazyLoadObserver.observe(iframe[0]);
                        },
                        complete: function () {
                            if (selfbox.is('[data-auto-expand="true"]')) {
                                selfbox.addClass("onshow");
                                iframeContainer.show();
                                toggleButton.text("隐藏视频");
                                selfbox.removeAttr("style");
                            }
                        },
                    });
                    //toggle
                    toggleButton.on("click", () => {
                        selfbox.width(iframeContainer.outerWidth(true));
                        selfbox.toggleClass("onshow");
                        iframeContainer.toggle();
                        if (toggleButton.text() === "显示视频") {
                            toggleButton.text("隐藏视频");
                            $(window).resize();
                        } else {
                            toggleButton.text("显示视频");
                            selfbox.removeAttr("style");
                        }
                    });
                    widescreenButton.on("click", () => {
                        if (selfbox.is(":not(.onshow)")) { return; }
                        if (selfbox.is(".widescreen")) {
                            selfbox.removeClass("widescreen");
                            widescreenButton.text("显示宽屏");
                            recallWH(iframeContainer);
                            recallWH(iframe);
                            recallWH(selfbox);
                        } else {
                            selfbox.addClass("widescreen");
                            widescreenButton.text("退出宽屏");
                            rememberWH(selfbox);
                            selfbox.css("width", selfbox.parent().width() > Math.min(911, global_element.width()) ? "73%" : "100%"); //可以看见按钮的最小宽度 665 的 1/0.73 倍
                            setTureHeight(selfbox);
                            rememberWH(iframe);
                            rememberWH(iframeContainer);
                            setWH(iframe);
                            setWH(iframeContainer);
                            iframeContainer.height(selfbox.height() - title_text.parent().height());
                            setMaxHeight(selfbox, iframeContainer);
                        }
                    });
                });
            };
            $(run);
            mw.hook("wikipage.content").add(run);
            $(window).on("load", run);
            $(window).on("resize", () => {
                $(".bilibili-video-container.onshow.widescreen").each((_, ele) => {
                    const selfbox = $(ele);
                    selfbox.css("width", selfbox.parent().width() > Math.min(911, global_element.width()) ? "73%" : "100%");
                    setTureHeight(selfbox);
                    setMaxHeight(selfbox, selfbox.find(".bilibili-iframe-container"));
                });
            });
        }
    } catch (e) {
        /* eslint-disable */
        var msg = genErr("error", navigator.userAgent + " : " + e + " " + e.stack.split("\n")[1].trim());
        $(".bilibili-video-container").each(function (_, ele) {
            ele.outerHTML = msg;
        });
        /* eslint-enable */
    }
});
</script><!--{/if}--></includeonly>