Bilibili-Evolved/video/view-cover/view-cover.js
2019-03-02 11:24:03 +08:00

141 lines
4.7 KiB
JavaScript

import { VideoInfo } from "../video-info";
import { getFriendlyTitle } from "../title";
class ImageViewer
{
constructor(url)
{
this.url = url;
if ($(".image-viewer").length === 0)
{
this.createContainer();
}
this.viewer = $(".image-viewer-container");
this.downloadImage();
}
createContainer()
{
$("body").append((resources.data.imageViewerDom || resources.data.imageViewerHtml).text);
$(".image-viewer-container .close").on("click", () => this.hide());
resources.applyStyle("imageViewerStyle");
}
downloadImage()
{
const xhr = new XMLHttpRequest();
xhr.open("GET", this.url.replace("http:", "https:"), true);
xhr.responseType = "blob";
xhr.onload = () =>
{
const title = getFriendlyTitle();
const data = URL.createObjectURL(xhr.response);
if (this.imageData)
{
URL.revokeObjectURL(this.imageData);
}
this.imageData = data;
this.viewer.find(".download")
.attr("href", data)
.attr("download", title);
this.viewer.find(".copy-link")
.on("click", () => GM_setClipboard(this.url));
this.viewer.find(".new-tab")
.attr("href", this.url);
this.viewer.find(".image")
.prop("src", data);
};
xhr.send();
}
show()
{
this.viewer.addClass("opened");
}
hide()
{
this.viewer.removeClass("opened");
}
}
export default (() =>
{
if ($("meta[itemprop='image'],meta[property='og:image']").length > 0)
{
return {
widget: {
content: /*html*/`
<button
class="gui-settings-flat-button"
id="view-cover">
<i class="icon-view"></i>
<span>查看封面</span>
</button>`,
condition: async () =>
{
const aid = await SpinQuery.select(() => (unsafeWindow || window).aid);
return Boolean(aid);
},
success: async () =>
{
async function getUrl()
{
const aid = (unsafeWindow || window).aid;
const videoInfo = new VideoInfo(aid);
await videoInfo.fetchInfo();
return videoInfo.coverUrl;
}
let imageViewer = new ImageViewer(await getUrl());
$("#view-cover").on("click", () =>
{
imageViewer.show();
});
const updateImage = async () =>
{
imageViewer = new ImageViewer(await getUrl());
};
if (Observer.videoChange)
{
Observer.videoChange(updateImage);
}
else
{ Observer.childList("#bofqi", updateImage); }
},
},
};
}
else
{
return {
widget: {
content: /*html*/`
<button
class="gui-settings-flat-button"
id="view-cover">
<i class="icon-view"></i>
<span>查看封面</span>
</button>`,
condition: async () =>
{
const coverLink = await SpinQuery.select(() => document.querySelector(".header-info-ctnr .room-cover"));
return Boolean(coverLink);
},
success: async () =>
{
const coverLink = $(".header-info-ctnr .room-cover");
const match = coverLink
.attr("href")
.match(/space\.bilibili\.com\/([\d]+)/);
if (match && match[1])
{
const uid = match[1];
const url = `https://api.live.bilibili.com/room/v1/Room/getRoomInfoOld?mid=${uid}`;
const text = await downloadText(url);
const coverUrl = JSON.parse(text).data.cover;
const imageViewer = new ImageViewer(coverUrl);
$("#view-cover").on("click", () =>
{
imageViewer.show();
});
}
},
},
};
}
})();