Adds a button that get all attached images as original size to every post.
当前为
// ==UserScript==
// @name Extract images for pixiv
// @name:zh P站原图收割机
// @namespace https://github.com/cmheia/extract-images-for-pixiv
// @description Adds a button that get all attached images as original size to every post.
// @include http://www.pixiv.net/member_illust.php*
// @author cmheia
// @version 1.0.1
// @icon http://www.pixiv.net/favicon.ico
// @grant GM_setClipboard
// @grant GM_xmlhttpRequest
// @license MPL
// ==/UserScript==
(function () {
/**********************************************************************
* 长得像库
**********************************************************************/
var $id = function (o) {
return document.getElementById(o);
};
var $class = function (o) {
return document.getElementsByClassName(o);
};
// 去重
var unique = function (arr) {
var result = [],
hash = {};
for (var i = 0, elem; (elem = arr[i]) !== undefined; i++) {
if (!hash[elem]) {
result.push(elem);
hash[elem] = true;
}
}
return result;
};
// 插入样式表
var apendStyle = function (cssText) {
var head = document.head || document.getElementsByTagName('head')[0];
var style = document.createElement('style');
style.type = 'text/css';
var textNode = document.createTextNode(cssText);
style.appendChild(textNode);
head.appendChild(style);
};
// 增加 class
var addClassName = function (elem, clas) {
var current = elem.className;
if (current) {
current += " ";
current += clas;
current = current.split(' ').filter(function (v, i) {
if (v) {
return v;
}
});
current = unique(current);
elem.className = current.join(" ");
} else {
elem.className = clas;
}
};
// 移除 class
var removeClassName = function (elem, clas) {
var current = elem.className;
if (current) {
current = current.split(' ').filter(function (v, i) {
if (clas != v) {
return v;
}
});
current = unique(current);
elem.className = current.join(" ");
}
};
// 增加/移除 class
var toggleClassName = function (elem, clas) {
var current = elem.className;
if (current) {
if (-1 === current.split(' ').indexOf(clas)) {
addClassName(elem, clas);
} else {
removeClassName(elem, clas);
}
} else {
elem.className = clas;
}
};
// 伤脑筋！
function illustCollector() {
function tergetContainer() {
// illust_id
this.id = -1;
// 取得的原图链接
this.result = [];
// 最终的原图链接,1 -> yes,0 -> no,-1 -> failed
this.final = [];
}
this.illust = [];
// 删除重复目标
this.shrinkTarget = function () {
var i,
elem,
hash = {},
duplicate = [];
// 第一步：找出需要删除的重复 id
for (i = 0; (elem = this.illust[i]) !== undefined; i++) {
if (hash[elem.id]) {
duplicate.push(i); // 重复
} else {
hash[elem.id] = true;
}
}
// 第二步：删除的重复 id
for (i = duplicate.length - 1; i >= 0; i--) {
this.illust.splice(duplicate[i], 1);
}
// console.log("删除重复 id", duplicate.length, "个");
return duplicate.length;
};
// 增加新目标
this.addTarget = function (illust_id) {
// console.group("addTarget", illust_id, this.illust.length);
var i,
index;
for (i = 0; i < this.illust.length; i++) {
if (illust_id === this.illust[i].id) {
// console.log("目标重复了");
index = -1;
break;
}
}
if (-1 !== index) {
this.shrinkTarget();
index = this.illust.length;
// console.log("新增目标", index, this.illust.length);
this.illust.push(new tergetContainer());
// illust_id
this.illust[index].id = illust_id;
}
// console.log(index, this.illust);
// console.groupEnd();
return index;
};
// 删除目标
// type: true -> target is id; false -> target is index (default)
this.removeTarget = function (target, type) {
// console.group("removeTarget", target, type);
var i,
index = -1;
if (type) {
for (i = 0; i < this.illust.length; i++) {
if (target === this.illust[i].id) {
index = i;
break;
}
}
} else {
index = target;
}
if (index > -1) {
this.illust.splice(index, 1);
}
// console.groupEnd();
};
// 记录指定 illust_id 包含的图片数量(取得目标 html 后调用)
// count: -1 -> 记录为失败
// type: true -> target is index; false -> target is id (default)
this.recordTargetLength = function (target, count, type) {
// console.group("recordTargetLength", target, count, type);
var i,
index = -1;
if (type && this.illust[target] && this.illust[target].id) {
index = target;
} else {
for (i = 0; i < this.illust.length; i++) {
if (target === this.illust[i].id) {
index = i;
break;
}
}
}
if (index > -1) {
if (0 > count) {
// 记录为失败
// 取得的原图链接
// this.illust[index].result[0] = "";
// 最终的原图链接,1 -> yes,0 -> no,-1 -> failed
this.illust[index].final[0] = -1;
// console.log(target, "被标记为获取失败,index =", index);
} else {
// 取得的原图链接
this.illust[index].result = new Array(count);
// 最终的原图链接,1 -> yes,0 -> no,-1 -> failed
this.illust[index].final = new Array(count);
// console.log("初始化 illust[", index, "] 为", count, "个原图存放区");
}
}
// console.groupEnd();
};
// 记录指定 illust_id 的原图 URL (取得目标的原图后调用, 每次调用添加一个 URL, 多图多调)
// type: true -> target is index; false -> target is id (default)
this.setTarget = function (target, content, offset, status, type) {
// console.group("setTarget", target, content, offset, status, type);
var i,
index = -1,
result = false;
if (type && this.illust[target] && this.illust[target].id) {
index = target;
} else {
for (i = 0; i < this.illust.length; i++) {
if (target === this.illust[i].id) {
index = i;
break;
}
}
}
if (index > -1) {
if (offset < this.illust[index].final.length) {
// console.log("记录第", offset, "个原图", content, "到", index);
// 取得的原图链接
this.illust[index].result[offset] = content;
// 最终的原图链接,1 -> yes,0 -> no,-1 -> failed
this.illust[index].final[offset] = parseInt(status);
result = true;
} else {
// console.log(offset, "已越界");
}
}
// console.groupEnd();
return result;
};
// 完工？
// final[],1 -> yes,0 -> no,-1 -> failed
// 遍历所有 final, 发现 0 即为未完成
this.isAllDone = function () {
// console.group("isAllDone", this.illust.length);
var i,
j,
working = false;
// console.group("loop illust[]");
for (i = 0; i < this.illust.length && !working; i++) {
// console.log("illust[", i, "]: id =", this.illust[i].id, ", final.length =", this.illust[i].final.length);
if (0 === this.illust[i].final.length) {
working = true;
// console.warn("final.length=0, 即还未记录结果, 属未完成");
break;
}
for (j = 0; j < this.illust[i].final.length && !working; j++) {
// console.log("\tfinal[", j, "] =", this.illust[i].final[j]);
if (0 === this.illust[i].final[j]) {
working = true;
// console.warn("illust[", i, "].final[", j, "] = 0, 还未完成");
break;
}
}
}
// console.groupEnd();
if (working) {
// console.warn("在忙");
} else {
// console.warn("完工！！！");
}
// console.groupEnd();
return !working;
};
// 导出结果
this.exportAll = function () {
// console.group("exportAll");
var i,
j,
k,
total = 0,
failed = new Array(this.illust.length),
src = [],
result = {};
for (i = 0; i < this.illust.length; i++) {
for (j = 0, k = 0; j < this.illust[i].final.length; j++) {
if (1 === this.illust[i].final[j]) {
src[total++] = this.illust[i].result[j];
k++;
}
}
failed[i] = j - k;
// console.log("illust[", i, "]导出", k, "个,失败", failed, "个");
}
// console.log("共导出", total, "个");
result.fail = failed;
result.done = src;
// console.groupEnd();
return result;
};
// 导出 ID
this.getID = function () {
// console.group("getID");
var i,
result = [];
for (i = 0; i < this.illust.length; i++) {
result[i] = this.illust[i].id;
}
// console.groupEnd();
return result;
};
}
/**********************************************************************
* 基础设施
**********************************************************************/
// 页面显示信息
var msg = function (msg) {
$id("extracted").innerHTML = msg;
};
// 创建样式表
var addStyle = function () {
apendStyle(".cmheia_checkbox {position:absolute;left:0;} .cmheia_item {padding:1px 1px 7px;} .cmheia_item_selected {background-color:pink;}");
};
// 作品目录？
var isWorksList = function () {
// console.group('页面类型');
var userId,
workId;
userId = window.location.search.match(/\?id=(\d+)/);
workId = window.location.search.match(/\&illust_id=(\d+)/);
if (userId) {
// console.log("作品目录,USER ID:", userId[1]);
}
if (workId) {
// console.log("作品页面,WORK ID:", workId[1]);
}
// console.groupEnd();
return null !== userId && null === workId;
};
// 匹配单个图片链接
var parseImageUrl = function (src) {
var result = src.match(/((http|https):\/\/)+(\w+\.)+(\w+)[\w\/\.\-]*(jpg|jpeg|gif|png|webp)/gi);
if (null === result || 1 !== result.length) {
return null;
}
return result[0];
};
// 提取多图页面原图链接
var parseMultiImageUrl = function (num, target, callback) {
// console.group("parseMultiImageUrl", num, target);
// console.log(callback);
var i,
parsed = 0,
result = {};
result.done = new Array(num);
result.fail = new Array(num);
for (i = 0; i < num; i++) {
// console.log(target + i);
// 下面闭包的 index 无实际必要,
// xhr.finalUrl.replace(/.*(page=\d+)/, "$1") 可取得相同的值,
// 然而
// 听说闭包很深奥,那就多练练
GM_xmlhttpRequest({
method : 'GET',
url : target + i,
onload : (function (xhr) {
var index = i;
return function (xhr) {
var src;
if (200 === xhr.status) {
src = parseImageUrl(xhr.response);
if (null !== src) {
result.done[index] = src;
}
}
// console.log("parseMultiImageUrl:onload", xhr.finalUrl.replace(/.*(page=\d+)/, "$1"), parsed, src, result);
if (++parsed === num) {
callback(result);
}
};
})(),
onerror: (function (xhr) {
var index = i;
return function (xhr) {
// console.log("parseMultiImageUrl:onerror", xhr.finalUrl.replace(/.*(page=\d+)/, "$1"));
result.fail[index] = xhr.finalUrl;
if (++parsed === num) {
callback(result);
}
};
})()
});
}
// console.groupEnd();
return num;
};
/**********************************************************************
* 作品目录页面功能
**********************************************************************/
// 解析详情页链接
var extractIllustUrl = function () {
// console.group("extractIllustUrl");
var i,
href,
id = [],
itemList = $class("_image-items")[0].children;
if (itemList) {
for (i = 0; i < itemList.length; i++) {
if (itemList[i].children[0].children[0].children[1].checked) {
href = itemList[i].children[1].getAttribute('href');
if (href && href.match(/.*illust_id=(\d+).*/)) {
// id.push(href.replace(/.*illust_id=(\d+).*/, "$1") || "");
id.push(href);
}
}
}
}
// console.groupEnd();
return id;
};
// 选中全部图片
var ctrlSelectAll = function () {
// console.group("ctrlSelectAll");
var i,
itemList = $class("_image-items")[0].children;
if (itemList) {
for (i = 0; i < itemList.length; i++) {
itemList[i].children[0].children[0].children[1].checked = !0;
}
}
// console.groupEnd();
};
// 反选
var ctrlSelectInvert = function () {
// console.group("ctrlSelectInvert");
var i,
itemList = $class("_image-items")[0].children;
if (itemList) {
for (i = 0; i < itemList.length; i++) {
var x = itemList[i].children[0].children[0].children[1].checked;
itemList[i].children[0].children[0].children[1].checked = !x;
}
}
// console.groupEnd();
};
// 提取指定页面
var fetchPageContent = function (arr, prefix, onload, onerror) {
// console.group('fetchPageContent');
var i;
for (i = 0; i < arr.length; i++) {
// 听说闭包很深奥,那就多练练
var target = arr[i].replace(/.*illust_id=(\d+).*/, "$1");
// console.log(target);
GM_xmlhttpRequest({
method : 'GET',
url : prefix + arr[i],
onload : (function (xhr) {
var id = target;
return function (xhr) {
onload(id, xhr);
};
})(),
onerror: (function (xhr) {
var id = target;
return function (xhr) {
onerror(id, xhr);
};
})()
});
}
// console.groupEnd();
};
// 从 html 源码提取原图链接
// 先尝试作为单图解析,解析失败再作为图集解析,解析再次失败再作为动图解析
// 返回：
// 单图 -> 原图链接(57565823);
// -> html 中包含字符串 "original-image"
// 多图 -> 包含原图的目标页面链接(第二个参数为此而生)(56207143);
// -> html 中包含字符串 "multiple"
// 动图 -> 原图压缩包链接(44588377,56083603)(动图仅包含单个 zip , 使用与单图相同的方法处理)
// -> html 中包含字符串 "ugoira_view"
var parseWorkPage = function (html, url) {
// console.group("parseWorkPage");
var i,
imgTag,
result = [];
imgTag = html.match(/<img\s+alt=\"[^\"]*\".*data-src=\"([^\"]*)\".*class=\"original-image\">/);
if (imgTag && imgTag[1]) {
// 单图
result[0] = imgTag[1];
// console.debug("单图", result);
} else if (html.indexOf("multiple") && (imgTag = html.match(/<ul class=\"meta\"><li>[^<>]*<\/li><li>[^<>\d]*(\d+)P<\/li>/)) && imgTag && imgTag[1]) {
// 多图
// http://www.pixiv.net/member_illust.php?mode=manga_big&illust_id=xxxxxxxx&page=0
result.push(parseInt(imgTag[1]));
result.push(url.replace(/medium/, "manga_big") + "&page=");
// console.debug("多图", result, imgTag);
} else if (html.indexOf("ugoira_view") && (imgTag = html.match(/pixiv\.context\.ugokuIllustFullscreenData[\s]*=[\s]*\{[\s]*\"src\"[\s]*:[\s]*\"((http|https):[\\\/]*[\w\d\.]*pixiv\.net(.*)\/(\d+)_ugoira(\d+)x(\d+)\.zip)\",/)) && imgTag && imgTag[1]) {
// 动图
// http://www.pixiv.net/member_illust.php?mode=medium&illust_id=xxxxxxxx
result[0] = imgTag[1].replace(/\\(.)/gi, '$1');
// console.debug("动图", result[0]);
}
// console.groupEnd();
return result;
};
// 提取选定的原图
var extractWorkList = function () {
// console.group("开始提取");
var exportImages = function () {
if (result.isAllDone()) {
var i,
info,
arr,
res = result.exportAll();
// console.debug("已采集原图:", res.done);
// console.debug("提取失败: ", res.fail);
info = "搞到 " + res.done.length + " 张图啦 （⺻▽⺻ ）";
arr = result.getID();
for (i = res.fail.length - 1; i >= 0; i--) {
if (0 === res.fail[i]) {
arr.splice(i, 1);
}
}
if (arr.length) {
info += " 然而" + arr.toString() + "提取失败 (ಥ_ಥ)";
}
msg(info);
GM_setClipboard(res.done.join("\r\n"));
}
};
var recordFails = function (illustId, status) {
// console.error(illustId, "提取失败", status);
msg(illustId + "提取失败 (ಥ_ಥ) [http " + status + "]");
result.recordTargetLength(illustId, -1);
result.setTarget(illustId, null, 0, -1);
};
var i,
progress = 0,
result,
url = extractIllustUrl();
if (0 === url.length) {
msg("至少选择一张图吧 ◔ ‸◔？");
// console.groupEnd();
return;
}
// console.log("添加目标", url);
result = new illustCollector();
for (i = 0; i < url.length; i++) {
result.addTarget(url[i].replace(/.*illust_id=(\d+).*/, "$1"));
}
fetchPageContent(url,
window.location.origin,
function (illustId, xhr) {
var i,
target;
// console.group("得到页面", illustId, ", 开始解析", illustId == xhr.finalUrl.replace(/.*illust_id=(\d+).*/, "$1"));
progress++;
msg("进度" + progress + "/" + url.length + " (ฅ´ω`ฅ)");
// console.warn("进度" + progress + "/" + url.length + " (ฅ´ω`ฅ)");
if (200 === xhr.status) {
// 解析页面取得原图链接(单图和动图)或新的目标页面链接(多图)
target = parseWorkPage(xhr.responseText, xhr.finalUrl);
if (target) {
// 记录原图数量
if (1 === target.length) {
result.recordTargetLength(illustId, 1);
// 单图和动图可立即取得原图链接,那就顺手录入,并标记为已完成
i = result.setTarget(illustId, target[0], 0, 1);
// msg("到手" + parsed + "页，就剩" + (url.length - parsed) + "页啦 (ฅ´ω`ฅ)");
// console.log("记录单图或动图", i);
} else {
result.recordTargetLength(illustId, target[0]);
// 多图需要再次解析链接
// console.warn("多图需要再次解析链接", target);
for (i = 0; i < target[0]; i++) {
result.setTarget(illustId, target[1] + i, i, 0);
// console.log(target[1] + i);
}
parseMultiImageUrl(target[0], target[1], function (obj) {
// console.warn("parseMultiImageUrl:callback", obj);
// console.log("搞到这 ", target[0], " 张图啦 （⺻▽⺻ ）");
for (var i = 0; i < target[0]; i++) {
var status = (undefined !== obj.done[i] && undefined === obj.fail[i]) ? 1 : -1;
result.setTarget(illustId, obj.done[i], i, status);
}
exportImages();
});
}
} else {
recordFails(illustId, xhr.status);
}
} else {
recordFails(illustId, xhr.status);
}
exportImages();
// console.groupEnd();
},
function (illustId, xhr) {
// console.group("页面", illustId, ", 获取失败", illustId == xhr.finalUrl.replace(/.*illust_id=(\d+).*/, "$1"));
progress++;
msg("进度" + progress + "/" + url.length + " (ฅ´ω`ฅ)");
recordFails(illustId, xhr.status);
exportImages();
// console.groupEnd();
});
// console.groupEnd();
};
// 添加按钮
var addButtonWorkList = function () {
var i,
button,
menu,
itemList = $class("_image-items");
if (itemList) {
menu = $class('menu-items')[0];
// 全选按钮
button = document.createElement('li');
button.innerHTML="<a href='javascript:;'>全选</a>";
button.addEventListener("click", function () {
ctrlSelectAll();
});
menu.appendChild(button);
// 反选按钮
button = document.createElement('li');
button.innerHTML="<a href='javascript:;'>反选</a>";
button.addEventListener("click", function () {
ctrlSelectInvert();
});
menu.appendChild(button);
// 导出按钮
button = document.createElement('li');
button.innerHTML="<a href='javascript:;'>收割 ๑乛◡乛๑ (●´∀｀●)</a><span id='extracted'></span>";
button.addEventListener("click", function () {
extractWorkList();
});
menu.appendChild(button);
// 添加复选框
addStyle();
for (i = 0; i < itemList[0].children.length; i++) {
button = document.createElement('input');
button.type = "checkbox";
button.className = "cmheia_checkbox";
button.checked = !0;
// a
// 删除原先的链接
itemList[0].children[i].children[0].removeAttribute('href');
// 增加背景
itemList[0].children[i].children[0].setAttribute('style', 'margin-bottom:0;');
addClassName(itemList[0].children[i].children[0], 'cmheia_item');
// addClassName(itemList[0].children[i].children[0], 'cmheia_item_selected');
// div
// 增加点击事件
itemList[0].children[i].children[0].children[0].appendChild(button);
itemList[0].children[i].children[0].children[0].addEventListener("click", function (e) {
// 点击图片切换选中状态
this.children[1].checked = !this.children[1].checked;
toggleClassName(this.parentNode, 'cmheia_item_selected');
});
}
}
};
/**********************************************************************
* 作品页面功能
**********************************************************************/
// 移除分享按钮
var removeShareButton = function () {
var i,
shareButton = $class('share-button')[0],
count = shareButton.childNodes.length;
for (i = 0; i < count; i++) {
shareButton.removeChild(shareButton.childNodes[0]);
}
};
// 取得图集信息
// return: -1 -> 分析失败, 0 ->单图, > 0 -> 多图
var isMulti = function () {
// 单图特征: thumbnail === "DIV" && albumMeta === (\d+)×(\d+)
// 多图特征: thumbnail === "A" && albumMeta === "一次性投稿多张作品 "(\d+)"P"
// 多图特征: thumbnail === "A" && albumMeta === "複数枚投稿 "(\d+)"P"
// 多图特征: thumbnail === "A" && albumMeta === "Multiple images: "(\d+)"P"
// 多图特征: thumbnail === "A" && albumMeta === "여러 장 투고 "(\d+)"P"
/*
var a,
albumMeta = $class('meta')[0].childNodes[1].innerHTML;
if ("A" === $class('works_display')[0].childNodes[0].nodeName) {
a = albumMeta.match(/(\d+)/gi);
if (null !== a) {
return parseInt(a[0]);
} else {
return -1;
}
} else {
if (albumMeta.match(/(\d+)×(\d+)/gi)) {
return 0;
} else {
return -1;
}
}
return -1;
*/
// 单图特征: html 中包含字符串 "original-image"
// 多图特征: html 中包含字符串 "multiple"
var result = -1;
if ($class('works_display')[0].innerHTML.indexOf("multiple") > -1) {
// 多图
try {
result = parseInt($class('meta')[0].children[1].innerHTML.match(/(\d+)/gi));
} catch (e) {
// console.error("看似多图却不能发现有几图,实属不该");
}
} else {
// 单图
result = 0;
}
return result;
};
// 导出原图链接
var extractWorkPage = function () {
var illustType = isMulti();
if (0 === illustType) {
var result = parseImageUrl($class('original-image')[0].getAttribute("data-src"));
if (null !== result) {
msg("搞到这张图啦 （⺻▽⺻ ）");
GM_setClipboard(result);
} else {
msg("然而并不能收割 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧");
}
} else if (0 < illustType) {
if (0 === parseMultiImageUrl(illustType, window.location.href.replace(/medium/, "manga_big") + "&page=", function (result) {
// console.log("parseMultiImageUrl:done!");
msg("搞到这 " + illustType + " 张图啦 （⺻▽⺻ ）");
GM_setClipboard(result.done.join("\r\n"));
})) {
msg("然而并不能收割 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧");
} else {
msg("正在搞这 " + illustType + " 张图，不要急嘛 (๑•̀_•́๑)");
}
} else {
msg("P站又改版了 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧");
}
};
// 添加导出按钮
var addButtonWorkPage = function () {
var button = document.createElement('li');
button.innerHTML="<a href='javascript:;' style='margin:0 8px;'>收割 ๑乛◡乛๑ (●´∀｀●)</a><span id='extracted'></span>";
button.addEventListener("click", function () {
extractWorkPage();
});
$class('share-button')[0].appendChild(button);
};
// 运行
// console.warn("P站原图收割机：开始");
if (isWorksList()) {
addButtonWorkList();
document.addEventListener("keyup", function (event) {
// F9 = 120
if (120 === event.keyCode ) {
extractWorkList();
}
}, true);
} else {
removeShareButton();
addButtonWorkPage();
document.addEventListener("keyup", function (event) {
// F9 = 120
if (120 === event.keyCode) {
extractWorkPage();
}
}, true);
}
}) ();
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