Adds a button that get all attached images as original size to every post.
当前为
// ==UserScript==
// @name Extract images for tieba.baidu.com
// @name:zh 贴吧壁纸收割机
// @namespace https://github.com/cmheia/extract-images-for-tieba
// @description Adds a button that get all attached images as original size to every post.
// @include http://tieba.baidu.com/p/*
// @author cmheia
// @version 0.0.1
// @icon http://tb1.bdstatic.com/tb/favicon.ico
// @grant GM_setClipboard
// @grant GM_xmlhttpRequest
// @license MPL
// ==/UserScript==
(function () {
// 去重
var doUnique = 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;
};
// 取得分页数量
var getPages = function () {
return parseInt(document.getElementsByClassName('l_posts_num')[0].childNodes[3].getElementsByTagName("span")[1].innerText);
};
// 取得单个分页原图链接
var extractSinglePage = function (content) {
var imageSrcArray = [];
var regexImageTag = new RegExp(/<img[^<>]*class=\"BDE_Image\"[^<>]*src\=\"((http|https):\/\/)imgsrc\.baidu\.com[\w\d\/\.\-\%\=]*(jpg|jpeg|gif|png|webp)\"([^<>]*)>/, "gi");
var regexImageSrc = new RegExp(/((http|https):\/\/)+(\w+\.)+(\w+)[\w\/\.\-\%\=]*(jpg|jpeg|gif|png|webp)/, "gi");
var regexImageId = new RegExp(/([\w\d]+)\.(jpg|jpeg|gif|png|webp)$/, "gi");
var images = content.match(regexImageTag);
if (null !== images) {
for (var i = 0; i < images.length; i++) {
var currentImageSrc = images[i].match(regexImageSrc);
if (null !== currentImageSrc && 1 === currentImageSrc.length) {
imageSrcArray.push("http://imgsrc.baidu.com/forum/pic/item/" + currentImageSrc[0].match(regexImageId)[0]);
}
}
}
var result = doUnique(imageSrcArray);
if (null === result || 0 === result.length) {
return null;
}
return result;
};
// 取得所有分页原图链接
var extractAllPages = function (pages) {
var imageSrcArray = [];
var parsedPages = 0;
var parseRespond = function (xhr) {
if (xhr) {
var regexImageTag = new RegExp(/<img[^<>]*class=\"BDE_Image\"[^<>]*src\=\"((http|https):\/\/)imgsrc\.baidu\.com[\w\d\/\.\-\%\=]*(jpg|jpeg|gif|png|webp)\"([^<>]*)>/, "gi");
var regexImageSrc = new RegExp(/((http|https):\/\/)+(\w+\.)+(\w+)[\w\/\.\-\%\=]*(jpg|jpeg|gif|png|webp)/, "gi");
var regexImageId = new RegExp(/([\w\d]+)\.(jpg|jpeg|gif|png|webp)$/, "gi");
var images = xhr.response.match(regexImageTag);
if (null !== images) {
for (var i = 0; i < images.length; i++) {
var currentImageSrc = images[i].match(regexImageSrc);
if (null !== currentImageSrc && 1 === currentImageSrc.length) {
imageSrcArray.push("http://imgsrc.baidu.com/forum/pic/item/" + currentImageSrc[0].match(regexImageId)[0]);
}
}
}
parsedPages++;
if (pages === parsedPages) {
var result = doUnique(imageSrcArray);
if (null === result || 0 === result.length) {
document.getElementById("extracted").innerHTML = "然而并没有图片 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧";
} else {
document.getElementById("extracted").innerHTML = "搞到这 " + result.length + " 张图啦 （⺻▽⺻ ）";
GM_setClipboard(result.sort().join("\r\n"));
}
}
}
};
var xhrErrorHandler = function (xhr) {
parsedPages++;
};
for (var i = 1; i <= pages; i++) {
var url = window.location.origin + window.location.pathname + "?pn=" + i;
GM_xmlhttpRequest({
method: 'GET',
url: url,
onload: parseRespond,
onerror: xhrErrorHandler
});
}
};
// 仅收割当前分页
var extracterImage = function () {
var message = document.getElementById("extracted");
var result = extractSinglePage(document.getElementsByClassName("p_postlist")[0].innerHTML);
if (null !== result && 0 < result.length) {
message.innerHTML = "搞到这页的 " + result.length + " 张图啦 （⺻▽⺻ ）";
GM_setClipboard(result.join("\r\n"));
} else {
message.innerHTML = "然而并不能收割 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧";
}
};
// 收割全部分页
var extracterImages = function () {
var pages = getPages();
var message = document.getElementById("extracted");
if (0 === pages) {
message.innerHTML = "度娘又改版了 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧";
} else if (1 === pages) {
var result = extractSinglePage(document.getElementsByClassName("p_postlist")[0].innerHTML);
if (null !== result && 0 < result.length) {
message.innerHTML = "搞到这" + result.length + "张图啦 （⺻▽⺻ ）";
GM_setClipboard(result.join("\r\n"));
} else {
message.innerHTML = "然而并不能收割 (╯#-_-)╯~~~~~~~~~~~~~~~~~╧═╧";
}
} else {
extractAllPages(pages);
message.innerHTML = "正在搞这 " + pages + " 页图，不要急嘛 (๑•̀_•́๑)";
}
};
// 添加按钮
var addButton = function () {
var button = document.createElement('li');
button.innerHTML="<a href='javascript:;' style='margin:0 8px;'>收割</a><span id='extracted'></span>";
button.class = "l_reply_num";
button.addEventListener("click", extracterImages);
document.addEventListener("keydown", function (event) {
// F9 = 120
// F10 = 121
if (120 === event.keyCode) {
extracterImage();
} else if (121 === event.keyCode) {
extracterImages();
}
}, true);
document.getElementsByClassName('l_posts_num')[0].appendChild(button);
};
// 运行
addButton();
}) ();