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Extract JSON-/string-style info from Pixiv/Booru image pages.
// ==UserScript==
// @name Image Webinfo
// @name:zh-CN 图片网页信息提取
// @version 1.1.0
// @description Extract JSON-/string-style info from Pixiv/Booru image pages.
// @description:zh-CN 将 Pixiv/Booru 图片页面中的信息以 JSON 或字符串形式导出。
// @author wklchris
// @match https://danbooru.donmai.us/posts/*
// @match https://www.pixiv.net/artworks/*
// @grant none
// @license MIT
// @namespace https://greasyfork.org/users/672201
// ==/UserScript==
(function() {
'use strict';
// --- Customization ---
// Specify returned keys when copy string
let pixiv_str_keys = [
// 'artist',
// 'illust_id',
'artist_id',
'post_date',
'post_title'
];
let booru_str_keys = [
// 'artists',
// 'copyrights',
// 'characters',
// 'general',
'booru_id',
'rating_level'
];
// --- Main ---
let artwork_data = {};
let export_json_btn = document.createElement("button");
export_json_btn.innerHTML = "Export WebInfo as JSON";
let export_str_btn = document.createElement("button");
export_str_btn.innerHTML = "Export WebInfo as String";
function logMessage(msg) {
console.log("[ImageWebInfo] " + msg);
}
let popMessage = 'Image webinfo exported to clipboard.';
function copyToClipboard(s) {
try {
navigator.clipboard.writeText(s);
} catch (err) {
popMessage = 'Image webinfo export failed.';
logMessage(popMessage);
}
}
function attemptedQuerySelector(qs, callback) {
// querySelector may not find the element when the website loads slowly.
// Keep attempting until found or exceed the given maximum attempts.
var attempts = 0, max_attempts = 20;
var attemptCall = function() {
var elem = document.querySelector(qs);
if (elem) {
console.log(`Found querySelector '${qs}' in ${attempts} attempts`);
return callback(elem);
} else {
attempts++;
if (attempts >= max_attempts) {
console.warn(`Could not find: ${qs} within ${max_attempts} attempts`);
} else {
setTimeout(attemptCall, 4000*(attempts + 1)/max_attempts + 1000)
}
}
};
attemptCall();
}
// --- Pixiv posts ---
if (location.hostname.includes("pixiv")) {
function getPixivInfo(as_JSON=true) {
let data = {};
// Get user
let user_tag = document.querySelector('aside div[aria-haspopup="true"] > div > a');
data['artist'] = user_tag.childNodes[0].innerText
let split_user_url = user_tag.href.split('/');
data['artist_id'] = split_user_url[split_user_url.length - 1];
// Get post id
let split_url = location.href.split('/');
data['illust_id'] = split_url[split_url.length - 1];
// Get upload date
let timestr = document.getElementsByTagName('time')[0].innerText;
let time_seps = {'year': '年', 'month': '月', 'day': '日'};
let i_start = 0, i_end = -1, tmp_data = {};
for (const [key, sep] of Object.entries(time_seps)) {
i_start = i_end+1;
i_end = timestr.search(sep);
tmp_data[key] = timestr.substring(i_start, i_end);
}
data['post_date'] = `${tmp_data['year']}-${tmp_data['month'].padStart(2, 0)}-${tmp_data['day'].padStart(2, 0)}`;
// Get post title (if having a title)
let title_dom = document.querySelector('figcaption h1');
data['post_title'] = title_dom ? title_dom.innerText : '' ;
let s = "";
if (as_JSON == true) {
s = JSON.stringify(data)
} else {
s = pixiv_str_keys.map((x, i) => data[x]).join("\t");
}
copyToClipboard(s);
return data;
}
// Add buttons & their click functions
let search_booru_btn = document.createElement("button");
search_booru_btn.innerHTML = "Search artist on Booru";
let search_booru_illust_btn = document.createElement("button");
search_booru_illust_btn.innerHTML = "Search illust on Booru";
attemptedQuerySelector('aside section button', (exist_dom) => {
exist_dom.parentNode.insertBefore(export_json_btn, exist_dom.nextSibling);
exist_dom.parentNode.insertBefore(export_str_btn, export_json_btn.nextSibling);
exist_dom.parentNode.insertBefore(search_booru_btn, export_str_btn.nextSibling);
exist_dom.parentNode.insertBefore(search_booru_illust_btn, search_booru_btn.nextSibling);
});
export_json_btn.onclick = function() {
artwork_data = getPixivInfo(true);
export_json_btn.style.background = 'lightgreen';
export_str_btn.style.removeProperty("background");
};
export_str_btn.onclick = function() {
artwork_data = getPixivInfo(false);
export_str_btn.style.background = 'lightgreen';
export_json_btn.style.removeProperty("background");
};
search_booru_btn.onclick = function() {
if (!('artist_id' in artwork_data)) {
artwork_data = getPixivInfo(false);
}
let _prefix = "https://danbooru.donmai.us/artists?commit=Search&search%5Border%5D=created_at&search%5Burl_matches%5D=https%3A%2F%2Fwww.pixiv.net%2Fusers%2F";
let _url = _prefix + artwork_data["artist_id"];
window.open(_url, "_blank");
};
search_booru_illust_btn.onclick = function() {
if (!('illust_id' in artwork_data)) {
artwork_data = getPixivInfo(false);
}
let illust_search_prefix = "https://danbooru.donmai.us/posts?tags=pixiv%3A";
let illust_search_url = illust_search_prefix + artwork_data["illust_id"];
window.open(illust_search_url, "_blank");
};
}
// --- Booru posts ---
if (location.hostname.includes("booru")) {
function getBooruInfo(as_JSON=true) {
let data = {};
let tag_list = document.getElementById("tag-list").querySelector("div");
function query_tags(ul_class, sep=", ") {
// Get tag list by ul_class name. Join by sep if multiple.
let query_str = `ul.${ul_class} a.search-tag`;
let _tags = tag_list.querySelectorAll(query_str);
return Array.from(_tags).map((x, i) => x.innerText).join(sep)
}
data["artists"] = query_tags("artist-tag-list");
data["copyrights"] = query_tags("copyright-tag-list");
data["characters"] = query_tags("character-tag-list");
data["general"] = query_tags("general-tag-list");
// Get information (rating-levels, etc.)
function query_by_id(dom_id, remove_str) {
let _text = document.getElementById(dom_id).innerText;
return _text.replace(remove_str, "").trim();
}
data["booru_id"] = query_by_id("post-info-id", "ID:");
data["rating_level"] = query_by_id("post-info-rating", "Rating:");
let s = "";
if (as_JSON == true) {
s = JSON.stringify(data)
} else {
s = booru_str_keys.map((x, i) => data[x]).join("\t");
}
copyToClipboard(s);
return data;
}
// Add buttons
attemptedQuerySelector('section[id="search-box"]', (exist_dom) => {
exist_dom.parentNode.insertBefore(export_json_btn, exist_dom.nextSibling);
exist_dom.parentNode.insertBefore(export_str_btn, export_json_btn.nextSibling);
});
export_json_btn.onclick = function() {
artwork_data = getBooruInfo(true);
export_json_btn.style.background = 'lightgreen';
export_str_btn.style.removeProperty("background");
};
export_str_btn.onclick = function() {
artwork_data = getBooruInfo(false);
export_str_btn.style.background = 'lightgreen';
export_json_btn.style.removeProperty("background");
};
}
})();