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Remove cache because cors error may occurs

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lifegpc
2023-02-18 13:56:39 +08:00
committed by GitHub
parent 84ea16b6e8
commit 8b1da3b8a5
1 changed files with 3 additions and 57 deletions
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60
ehentai_better_viewer.user.js
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@@ -1,37 +1,19 @@
// ==UserScript== // ==UserScript==
// @name E-Hentai better viewer // @name E-Hentai better viewer
// @namespace https://github.com/lifegpc/userscript // @namespace https://github.com/lifegpc/userscript
// @version 0.1.2 // @version 0.2.0
// @description Add a viewer to view original picture on website. Also support cache pictures to reduce Image Limit cost. // @description Add a viewer to view original picture on website.
// @author lifegpc // @author lifegpc
// @match https://*.e-hentai.org/s/*/* // @match https://*.e-hentai.org/s/*/*
// @icon https://e-hentai.org/favicon.ico // @icon https://e-hentai.org/favicon.ico
// @grant GM_getResourceText // @grant GM_getResourceText
// @grant GM_addElement // @grant GM_addElement
// @grant GM_addStyle // @grant GM_addStyle
// @grant GM_xmlhttpRequest
// @require https://github.com/lifegpc/viewerjs/raw/main/dist/viewer.min.js // @require https://github.com/lifegpc/viewerjs/raw/main/dist/viewer.min.js
// @resource viewercss https://github.com/lifegpc/viewerjs/raw/main/dist/viewer.min.css // @resource viewercss https://github.com/lifegpc/viewerjs/raw/main/dist/viewer.min.css
// @run-at document-start // @run-at document-start
// @connect hath.network
// @connect e-hentai.org
// ==/UserScript== // ==/UserScript==
GM_addStyle(GM_getResourceText("viewercss")); GM_addStyle(GM_getResourceText("viewercss"));
async function fetchData(url) {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({method: 'GET', url, cookie: document.cookie, responseType: 'blob', onabort: reject, onerror: reject, onload: /**@param {{responseHeaders: string}} res*/(res) => {
console.log(res);
let headers = new Headers();
res.responseHeaders.split("\r\n").forEach((v) => {
v = v.trim();
if (!v.length) return;
let s = v.split(":");
headers.append(s[0], s.slice(1).join(":"));
});
resolve(new Response(res.response, {status: res.status, statusText: res.statusText, headers}));
}})
})
}
let cur_img = null; let cur_img = null;
let obs = new MutationObserver((list) => { let obs = new MutationObserver((list) => {
for (const m of list) { for (const m of list) {
@@ -66,43 +48,7 @@ let load = () => {
if (original != null) { if (original != null) {
let ourl = original.href; let ourl = original.href;
console.log(ourl); console.log(ourl);
let getData = async () => { options.url = ourl;
let url = new URL(ourl);
url.searchParams.delete("key");
let curl = url.toString();
let cache = await caches.open("original-image");
let res = await cache.match(curl);
if (res === undefined) {
res = await fetchData(ourl, {mode: "no-cors", redirect: "follow"});
console.log(res.status, res.statusText);
if (!res.ok) throw new TypeError("Bad response status");
await cache.put(curl, res);
console.log("Added to cache:", curl);
res = await cache.match(curl);
} else console.log("Cache hited:", curl);
return res;
}
options.url = async () => {
let res = await getData();
return URL.createObjectURL(await res.blob());
}
original.href = 'javascript:void(0)';
let clickE = async () => {
let res = await getData();
original.href = URL.createObjectURL(await res.blob());
function get_download_name() {
if (res && res.headers.has("content-disposition")) {
let v = res.headers.get("content-disposition");
let s = v.split("filename=");
if (s.length > 1) return s[1].trim();
}
return '';
}
original.download = get_download_name();
original.removeEventListener("click", clickE);
original.click();
};
original.addEventListener('click', clickE);
} }
console.log(options); console.log(options);
let viewer = new Viewer(img, options); let viewer = new Viewer(img, options);