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自动去除标签搜索结果中错误的结果，手动去除你认为错误的标签或关键词搜索结果，下次搜索时将自动过滤
当前为
// ==UserScript==
// @name bangumi过滤搜索结果
// @namespace https://github.com/bangumi/scripts/tree/master/liaune
// @version 0.3.2
// @description 自动去除标签搜索结果中错误的结果，手动去除你认为错误的标签或关键词搜索结果，下次搜索时将自动过滤
// @author Liaune
// @license Liaune
// @include /^https?://(bgm\.tv|chii\.in|bangumi\.tv)/*
// @grant none
// ==/UserScript==
(function() {
// 检测 indexedDB 兼容性，因为只有新版本浏览器支持
let indexedDB = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB;
// 初始化 indexedDB
const dbName = 'Bangumi_Subject_Tags';
const tableName = 'tags';
const indexName = 'id';
if (indexedDB) {
let request = indexedDB.open(dbName, 1);
request.onupgradeneeded = evt => {
let db = evt.target.result;
let objectStore = db.createObjectStore(tableName, {keyPath: indexName});
}
request.onsuccess = evt => {
//removeCache();
}
}
// 用来记录已经被使用的缓存列表
let cacheLists = [];
// 获取本地缓存
function getCache(itemId, callback) {
let request = indexedDB.open(dbName, 1);
request.onsuccess = evt => {
let db = evt.target.result;
let transaction = db.transaction([tableName], 'readonly');
let objectStore = transaction.objectStore(tableName);
let reqInfo = objectStore.get(itemId);
reqInfo.onsuccess = evt => {
let result = evt.target.result;
if(!!result) {
cacheLists.push(itemId);
callback(true, result.value.content);
} else {
callback(false);
}
}
reqInfo.onerror = evt => {
callback(false);
}
};
}
// 记录到本地缓存
function setCache(itemId, data) {
let request = indexedDB.open(dbName, 1);
request.onsuccess = evt => {
let db = evt.target.result;
let transaction = db.transaction([tableName], 'readwrite');
let objectStore = transaction.objectStore(tableName);
let cache = {
content: data,
created: new Date()
};
let reqInfo = objectStore.put({id: itemId, value: cache})
reqInfo.onerror = evt => {
// console.log('Error', evt.target.error.name);
}
reqInfo.onsuccess = evt => {}
};
}
// 清除和更新缓存
function removeCache() {
let request = indexedDB.open(dbName, 1);
request.onsuccess = evt => {
let db = evt.target.result;
let transaction = db.transaction([tableName], 'readwrite'),
store = transaction.objectStore(tableName),
cacheTime = 1000*3600*24*7*4; //4周
store.openCursor().onsuccess = evt => {
let cursor = evt.target.result;
if (cursor) {
if (cacheLists.indexOf(cursor.value.name) !== -1) {
cursor.value.created = new Date();
cursor.update(cursor.value);
} else {
let now = new Date(),
last = cursor.value.created;
if (now - last > cacheTime) {
cursor.delete();
}
}
cursor.continue();
}
}
};
}
let itemsList,blacklist,type,key,count=0,see=0;
const hotTags = ['TV','剧场版','漫画改','原创','搞笑','OVA','轻小说改','里番'];
if(localStorage.getItem('bangumi_result_blacklist'))
blacklist = JSON.parse(localStorage.getItem('bangumi_result_blacklist'));
else
blacklist = {"tag":{},"subject_search":{}};
//let match = decodeURI(location.href).match(/(tag|subject_search)\/(\S+)(\/|.?).*/);
let match = decodeURI(location.pathname).match(/(tag|subject_search)\/(\W+)\//);
if(match){
type = match[1];
key = match[2];
let showBtn = document.createElement('li');
let select = document.createElement('a'); $(select).css({"background-image": "url(https://i.loli.net/2018/11/04/5bdef15ba9076.png)","background-size": "1600px 2444px","background-position": "-405px -1045px"});
select.href='javascript:;';
if(document.querySelectorAll('#browserTypeSelector li')[0]) document.querySelector('#browserTypeSelector').insertBefore(showBtn, document.querySelectorAll('#browserTypeSelector li')[0]);
showBtn.appendChild(select);
select.addEventListener('click', filter);
filter();
see = 0;
}
function filter(){
count = 0;
itemsList = document.querySelectorAll('#browserItemList li.item');
if(!itemsList.length) return 0;
see = (see==1)? 0 :1;
if(!blacklist[type][key]) blacklist[type][key] = [];
let fetchList = [];
itemsList.forEach( (elem) => {
let href = elem.querySelector('a.subjectCover').href;
let ID = href.split('/subject/')[1];
let hideBtn = document.createElement('a'); hideBtn.href='javascript:;'; hideBtn.className = 'delet-icon'; hideBtn.textContent = '☒'; hideBtn.style.float='right';
hideBtn.addEventListener('click', function(){
if(blacklist[type][key].includes(ID)){
blacklist[type][key].splice(blacklist[type][key].indexOf(ID),1);
alert("已将此条目从黑名单中移除");
localStorage.setItem('bangumi_result_blacklist',JSON.stringify(blacklist));
}
else{
$(elem).hide();
blacklist[type][key].push(ID);
localStorage.setItem('bangumi_result_blacklist',JSON.stringify(blacklist));
}
});
if(!$(elem).find('.delet-icon').length) elem.appendChild(hideBtn);
if(blacklist[type][key].includes(ID)){
if(see) $(elem).hide();
else $(elem).show();
count++;
}
else if(type == 'tag'){
getCache(ID, function(success, result) {
if (success) {
if(!result.includes(key)){
blacklist[type][key].push(ID);
localStorage.setItem('bangumi_result_blacklist',JSON.stringify(blacklist));
$(elem).hide();
}
}
else{
fetchList.push(elem);
}
});
fetchList.push(elem);
}
else count++;
});
let i = 0;
let getitemsList= setInterval(function(){
let elem = fetchList[i];
if(elem){
let href = elem.querySelector('a.subjectCover').href;
getStatus(href,elem);
i++;
}
if(count >= itemsList.length){
clearInterval(getitemsList);
}
},300);
}
function getStatus(href,elem){
let xhr = new XMLHttpRequest();
xhr.open( "GET", href );
xhr.withCredentials = true;
xhr.responseType = "document";
xhr.send();
xhr.onload = function(){
let d = xhr.responseXML;
let ID = href.split('/subject/')[1];
let tagList = d.querySelectorAll('#subject_detail .subject_tag_section .inner a.l');
let tagsAll = {"tag":[],"vote":[]};
for(let i=0;i<tagList.length;i++){
tagsAll.tag.push(tagList[i].querySelector('span').textContent);
tagsAll.vote.push(tagList[i].querySelector('small').textContent);
}
let Tags = [];
for(let i=0;i<tagsAll.tag.length;i++){
if(checkTag(tagsAll.tag[i]) && parseInt(tagsAll.vote[i])>= Math.min(10,parseInt(tagsAll.vote[0])/10))
Tags.push(tagsAll.tag[i]);
}
Tags = Tags.slice(0,Math.min(10,Tags.length));
console.log('check '+ID+':'+Tags);
setCache(ID,Tags);
let TagsN = Tags;
if(hotTags.includes(key)){
TagsN = Tags.slice(0,5);
}
if(!TagsN.includes(key)){
blacklist[type][key].push(ID);
localStorage.setItem('bangumi_result_blacklist',JSON.stringify(blacklist));
$(elem).hide();
}
count++;
}
}
function checkTag(Tag){
function parseDate(Datestring){
let yy=Datestring.match(/(\d{4})/)? Datestring.match(/(\d{4})/)[1].toString():'';
let year = Datestring.match(/(\d{4})(年|-)(\d{1,2})(月|-)(\d{1,2})/)? Datestring.match(/(\d{4})(年|-)(\d{1,2})(月|-)(\d{1,2})/)[1].toString(): yy;
let month = Datestring.match(/(\d{4})(年|-)(\d{1,2})(月|-)(\d{1,2})/)? Datestring.match(/(\d{4})(年|-)(\d{1,2})(月|-)(\d{1,2})/)[3].toString(): '';
let day = Datestring.match(/(\d{4})(年|-)(\d{1,2})(月|-)(\d{1,2})/)?Datestring.match(/(\d{4})(年|-)(\d{1,2})(月|-)(\d{1,2})/)[5].toString(): '';
let time = year? (month? (year+'/'+month+'/'+day):year):'';
return time;
}
if(!Tag) return false;
else if(parseDate(Tag)!='') return false;
else return true;
}
//设置
if(document.location.href.match(/settings/)){
$("#header > ul").append('<li><a id="blacklist" href="javascript:void(0);"><span>blacklist</span></a></li>');
$("#blacklist").on("click", function() {
$("#header").find("[class='selected']").removeClass("selected");
$("#blacklist").addClass("selected");
let data= localStorage.getItem('bangumi_result_blacklist');
let html = '<form>' +
'<span class="text">以下是你所保存的搜索结果过滤黑名单，你可以编辑和替换，点击"确定"即可保存修改</span>'+
'<textarea id="data_content" name="content" cols="45" rows="15" style="width: 1000px;" class="quick">'+data+'</textarea>'+
'<input id="submitBtn" class="inputBtn" value="确定" readonly unselectable="on" style="width:26px">' +
'<a id="alert_submit" style="color: #F09199; font-size: 14px; padding: 20px"></a>'+
'</form>';
$("#columnA").html(html);
$("#submitBtn").on("click", function() {
data = $("#data_content").attr("value");
localStorage.setItem('bangumi_result_blacklist',data);
alert('保存成功！');
});
});
}
})();