修復PTT網頁板自動開圖、嘗試修復被截斷的網址、阻擋黑名單ID的推文/圖片
// ==UserScript==
// @name PTT Web Image Fix
// @namespace https://github.com/x94fujo6rpg/SomeTampermonkeyScripts
// @version 0.04
// @description 修復PTT網頁板自動開圖、嘗試修復被截斷的網址、阻擋黑名單ID的推文/圖片
// @author x94fujo6
// @include https://www.ptt.cc/*
// @grant GM_xmlhttpRequest
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @require https://openuserjs.org/src/libs/sizzle/GM_config.js
// @run-at document-start
// ==/UserScript==
(function () {
let
blacklist_id = ["s910408", "ig49999", "bowen5566", "sos976431"],
blacklist_img = ["Dey10PF", "WfOR5a8", "wsG5vrZ", "Q7hvcZw", "7h9s0iC", "g28oNwO", "y9arWAn", "9QnqRM3", "UeImoq1", "snzmE7h", "cJXK0nM", "jWy4BKY", "feMElhb", "CpGkeGb", "txz4iGW", "W2i4y4k", "aVXa6GN", "Mni1ayO"],
blocked_id = new Set(),
blocked_img = new Set();
const
script_name = "fix ptt img", fixed = "fix_by_script",
rd_text = (text = "") => {
if (text.length <= 11) return " ██REDACTED██";
let rp = (len) => "█".repeat(len),
side = (text.length - 11) / 2;
if (side > 1) side = rp(side);
return ` ${side}REDACTED${side}`;
},
remove_blacklist_target = async () => {
let user, text, ele,
ck_id, ck_img,
push = document.querySelectorAll("div.push"),
reg = /(?<=\/)(\w+)(?:\.\w{3,4})*$/;
push.forEach(div => {
user = div.querySelector(".push-userid").textContent;
ele = div.querySelector(".push-content");
text = ele.textContent;
ck_id = blacklist_id.find(id => id == user);
ck_img = blacklist_img.find(img => text.includes(img));
if (ck_id || ck_img) {
slog(`found ${ck_id} in blacklist, text:[ ${text.replace(/(http|https)(:\/\/)/, "")} ]`);
ele.title = text;
ele.innerHTML = rd_text(text);
ele.style = "color: darkred;";
if (ck_id) {
text = text.match(reg);
if (text) {
text = text[1];
if (!blacklist_img.find(img => img == text)) blocked_img.add(text);
}
}
if (ck_img) if (!blacklist_id.find(id => id == user)) blocked_id.add(user);
}
});
return true;
},
slog = (...any) => console.log(`[${script_name}]`, ...any),
wait_tab = () => {
return new Promise(resolve => {
if (document.visibilityState === "visible") return resolve();
slog("tab in background, script paused");
document.addEventListener("visibilitychange", () => {
if (document.visibilityState === "visible") { slog("script unpaused"); return resolve(); }
});
});
},
remove_richcontent = async () => {
let eles = document.querySelectorAll(".richcontent");
if (!eles.length) { slog(`no richcontent found`); return false; }
slog(`remove ${eles.length} richcontent`);
eles.forEach(e => e.remove());
return true;
},
async_push = async (list, item) => list.push(item),
extractor = async (e, adv = false) => {
let url = e.href, extract = false,
reg_list = [
/imgur\.com\/gallery\/\w{5,7}/,
/imgur\.com\/a\/\w{5,7}/,
/imgur\.com\/\w{5,7}/,
/pbs\.twimg\.com\/media\/[\w-]+/,
/(?<=https:\/\/|http:\/\/).*\.\w{3,4}$/,
],
twitter_format = /(?<=media[^\.\n]+\.|format=)\w{3,4}/,
format_check = /\.(jpg|jpeg|png|webp|gif|gifv|mp4|webm)$/;
if (e.getAttribute(fixed)) return false;
if (adv) {
if (e.nextSibling) {
if (e.nextSibling.nodeType == 3) {
url += e.nextSibling.textContent.trim();
} else {
return false;
}
}
if (reg_list.find(reg => e.textContent.match(reg))) return false;
}
if (!url) return false; // no link
reg_list = reg_list.map(reg => url.match(reg));
extract = reg_list.findIndex(reg => Boolean(reg));
if (extract == -1) return false; //no reg match
if ((extract == reg_list.length - 1) && !(url.match(format_check))) return false; //match the last reg but not in format list
extract = `https://${reg_list[extract][0]}`;
if (extract.includes("pbs.twimg.com")) extract += `.${url.match(twitter_format)[0]}`;
return extract;
},
extract_in_text = (eles) => extract_url(eles, true),
extract_url = async (eles, in_text = false) => {
let list = [], url;
for (let e of eles) {
url = await extractor(e, in_text);
if (!url) continue;
await async_push(list, { e, url });
}
return list;
},
get_imgur_image = (url) => {
return new Promise(reslove => {
GM_xmlhttpRequest({
method: "GET", url,
onload: async (rs) => {
let full_url = rs.responseText.match(/(https:\/\/i.imgur\.com\/\w+\.\w+)\W/);
full_url = full_url ? full_url[1] : false;
slog(!full_url ? `${url} has no data` : `GET ${url} done`);
return reslove([full_url, rs.status]);
},
});
});
},
create_img_ele = (url) => {
let box = Object.assign(document.createElement("div"), { className: "richcontent" }),
a = Object.assign(document.createElement("a"), {
href: url,
target: "_blank",
style: "text-decoration: none; box-shadow: none; background: none;",
innerHTML: `<img src="${url}" referrerpolicy="no-referrer" loading="lazy" rel="noreferrer noopener nofollow">`,
referrerPolicy: "no-referrer",
rel: "noreferrer noopener nofollow",
});
a.setAttribute(fixed, 1);
box.appendChild(a);
return box;
},
create_rd_ele = (text = "") => {
return Object.assign(document.createElement("div"), {
className: "richcontent",
style: "color: darkred;",
title: text,
textContent: rd_text(text),
});
},
fix_image = async (obj) => {
let url, status;
if (obj.url.includes("imgur")) {
for (let retry = 3; retry >= 0; retry--) {
if (retry < 3) slog(`retry ${obj.url}, remain ${retry}`);
[url, status] = await get_imgur_image(obj.url);
if (status == 200) break;
}
} else {
url = obj.url;
}
if (!url) url = "https://i.imgur.com/removed.png";
url = (blacklist_img.find(img => url.includes(img))) ? create_rd_ele(url) : create_img_ele(url);
obj.e.insertAdjacentElement("afterend", url);
obj.e.target = "_blank";
obj.e.setAttribute(fixed, 1);
return;
},
process_ele = async (eles, extractor, log) => {
if (!eles.length) return;
eles = await extractor(eles);
if (!eles?.length) return;
slog(log, eles);
eles.forEach(e => fix_image(e));
return;
},
main = async () => {
let eles = document.querySelectorAll("a[href]");
await process_ele(eles, extract_url, "try fix");
await sleep(1000);
await process_ele(eles, extract_in_text, "try fix spaced");
},
sleep = (ms = 100) => new Promise(resolve => setTimeout(resolve, ms)),
start_script = async () => {
slog("script start");
await wait_tab();
await ini_config();
blacklist_id = GM_config.get("blacklist_id").split("\n");
blacklist_img = GM_config.get("blacklist_img").split("\n");
slog("load blacklist, id", blacklist_id.length, "img", blacklist_img.length);
await remove_blacklist_target();
await remove_richcontent();
main();
},
ini_config = async () => {
GM_registerMenuCommand("設定(alt+Q)", () => GM_config.open());
document.addEventListener("keydown", (e) => {
if (e.altKey && e.key == "q") GM_config.open();
});
GM_config.init({
id: "settings", // The id used for this instance of GM_config
title: "腳本設定",
fields: {
// This is the id of the field
blacklist_id: {
label: "[黑名單]\nID",
type: "textarea",
default: blacklist_id.join("\n")
},
blocked_id: {
label: "[已阻擋]\n未在名單中的ID",
type: "textarea",
default: [...blocked_id].join("\n")
},
blacklist_img: {
label: "[黑名單]\n圖片名稱",
type: "textarea",
default: blacklist_img.join("\n")
},
blocked_img: {
label: "[已阻擋]\n未在名單中的圖片名稱",
type: "textarea",
default: [...blocked_img].join("\n")
},
},
css: `
#settings_blacklist_id_var,#settings_blacklist_img_var,#settings_blocked_id_var,#settings_blocked_img_var {
width: 20% !important;
height: 80% !important;
margin: 1rem !important;
display: inline-block;
}
#settings_blacklist_id_field_label,#settings_blacklist_img_field_label,#settings_blocked_id_field_label,#settings_blocked_img_field_label {
font-size: 1rem !important;
text-align: center;
display: block;
}
#settings_field_blacklist_id,#settings_field_blacklist_img,#settings_field_blocked_id,#settings_field_blocked_img {
width: 100% !important;
height: 90% !important;
}
`,
});
const set_list = (list_id = "", data = []) => { GM_config.set(list_id, data.join("\n")); };
GM_config.onOpen = () => {
let ids = [{ id: "blocked_id", data: blocked_id }, { id: "blocked_img", data: blocked_img },];
ids.forEach(o => {
slog(o.data);
set_list(o.id, [...o.data]);
});
};
GM_config.onSave = () => {
let ids = ["blacklist_id", "blacklist_img",],
load_list = (list_id = "") => {
let list = new Set(GM_config.get(list_id).split("\n"));
return [...list];
};
ids.forEach(id => {
let list = load_list(id);
slog(id, JSON.stringify(list));
set_list(id, list);
});
};
};
document.body.onload = start_script;
})();