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Extract BibTeX data automatically and modify BibTeX Key to AUTHOR_YEAR_TITLE.
当前为
// ==UserScript==
// @name MRLookup
// @namespace vanabeljs
// @description Extract BibTeX data automatically and modify BibTeX Key to AUTHOR_YEAR_TITLE.
// @description:ZH-CN 自动提取BibTeX数据并修改BibTeX关键字为AUTHOR_YEAR_TITLE的形式.
// @copyright 2018, Van Abel (https://home.vanabel.cn)
// @license OSI-SPDX-Short-Identifier
// @version 2.0.1
// @include */mathscinet/search/publications.html?fmt=bibtex*
// @include */mathscinet/clipboard.html
// @include */mrlookup
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_registerMenuCommand
// @grant GM_setClipboard
// ==/UserScript==
// ==OpenUserJS==
// @author Van Abel
// ==/OpenUserJS==
/**
*
* Please begin typing or paste your Userscript now.
*
*/
/*The first word to ignore in title*/
var IgnoreStringInTitle = [
'a',
'an',
'on',
'the',
'another'
];
function IgnoreStringToRegExp(arr) {
var regexp = '^(';
var arrlen = arr.length;
for (var i = 0; i < arrlen; i++) {
if (i == arrlen - 1) {
regexp += '(' + arr[i] + ')';
} else {
regexp += '(' + arr[i] + ')|';
}
}
regexp += ')\\s+';
return regexp;
}//console.log(IgnoreStringToRegExp(IgnoreStringInTitle));
/*split bibdata*/
function parseBibTexLine(text) {
try {
var m = text.match(/^\s*(\S+)\s*=\s*/);
if (!m) {
console.error('Invalid line format:', text);
return null;
}
var name = m[1];
var search = text.slice(m[0].length);
var re = /[\n\r,{}]/g;
var braceCount = 0;
var length = m[0].length;
do {
m = re.exec(search);
if (m[0] === '{') {
braceCount++;
} else if (m[0] === '}') {
if (braceCount === 0) {
throw new Error('Unexpected closing brace: "}"');
}
braceCount--;
}
} while (braceCount > 0);
return {
field: name,
value: search.slice(0, re.lastIndex),
length: length + re.lastIndex + m[0].length
};
} catch (error) {
console.error('Error parsing BibTeX line:', error);
return null;
}
}
function parseBibTex(text) {
var m = text.match(/^\s*@([^{]+){([^,\n]+)[,\n]/);
if (!m) {
throw new Error('Unrecogonised header format');
}
var result = {
typeName: m[1].trim(),
citationKey: m[2].trim()
};
text = text.slice(m[0].length).trim();
while (text[0] !== '}') {
var pair = parseBibTexLine(text);
result[pair.field] = pair.value;
text = text.slice(pair.length).trim();
}
return result;
}
function cleanAuthorName(author) {
if (!author) return '';
// 分割多个作者
let authors = author.split(/\s*and\s*/);
// 获取所有作者的姓
let lastNames = authors.map(author => {
// 提取姓（通常是逗号前的部分）
let lastName = author.split(',')[0];
// 对于复合姓氏，取最后一部分
let nameParts = lastName.split(/\s+/);
let finalLastName = nameParts[nameParts.length - 1];
// 清理特殊字符
return finalLastName.replace(/[{}\\\s\'"`]/g, '');
});
// 拼接所有作者的姓
return lastNames.join('');
}
function cleanTitle(title) {
if (!title) return '';
// 移除LaTeX命令和数学符号
title = title.replace(/\\[a-zA-Z]+/g, '') // 移除LaTeX命令
.replace(/\$[^$]*\$/g, '') // 移除数学公式
.replace(/[{}\\\'"`]/g, '') // 移除特殊字符
.replace(/\{[^}]*\}/g, ''); // 移除花括号内容
// 按空格、连字符和标点符号分割成单词
let words = title.split(/[\s\-,.:;]+/)
.filter(word => word.length > 0) // 移除空字符串
.map(word => word.replace(/[^a-zA-Z]/g, '')); // 只保留字母
// 找到第一个有意义的单词
for (let word of words) {
// 转换为小写进行比较
let lowercaseWord = word.toLowerCase();
// 检查是否是忽略词或单个字母
if (!IgnoreStringInTitle.includes(lowercaseWord) &&
word.length > 1 &&
!/^\d+$/.test(word)) { // 排除纯数字
// 转换为首字母大写
return word.charAt(0).toUpperCase() + word.slice(1).toLowerCase();
}
}
// 如果没有找到合适的单词，返回空字符串
return '';
}
// 配置管理
const CONFIG = {
useJournal: GM_getValue('useJournal', true) // 默认使用期刊缩写
};
// 注册菜单命令
GM_registerMenuCommand('Toggle Journal/Title Mode', function() {
const currentMode = GM_getValue('useJournal', true);
const newMode = !currentMode;
GM_setValue('useJournal', newMode);
CONFIG.useJournal = newMode;
// 显示当前模式
const modeText = newMode ? 'Journal Mode' : 'Title Mode';
alert('Switched to ' + modeText);
// 刷新页面以应用新设置
location.reload();
});
// 添加状态指示器
function addStatusIndicator() {
const indicator = document.createElement('div');
indicator.style.cssText = `
position: fixed;
top: 10px;
right: 10px;
padding: 5px 10px;
background: #f0f0f0;
border: 1px solid #ccc;
border-radius: 3px;
font-size: 12px;
z-index: 9999;
`;
indicator.textContent = CONFIG.useJournal ? 'Mode: Journal' : 'Mode: Title';
document.body.appendChild(indicator);
}
// 在页面加载完成后添加状态指示器
window.addEventListener('load', addStatusIndicator);
// 添加新的期刊处理函数
function getJournalAbbrev(journal) {
if (!journal) return '';
// 移除LaTeX命令和特殊字符
journal = journal.replace(/\\[a-zA-Z]+/g, '') // 移除LaTeX命令
.replace(/[{}\\\'"`]/g, '') // 移除特殊字符
.replace(/\([^)]*\)/g, '') // 移除括号内容
.replace(/\{[^}]*\}/g, '') // 移除花括号内容
.trim();
// 分割成单词
let words = journal.split(/[\s.]+/).filter(word => word.length > 0);
if (words.length === 1) {
// 如果只有一个单词，取前三个字母并转为大写
return words[0].slice(0, 3).toUpperCase();
} else {
// 多个单词时提取大写字母
let abbrev = journal.match(/[A-Z]/g);
return abbrev ? abbrev.join('') : '';
}
}
var els = document.getElementsByTagName('pre');
for (var i = 0; i < els.length; i++) {
try {
var el = els[i];
var bibdata = parseBibTex(el.innerHTML);
if (!bibdata) continue;
// 提取作者
var author = cleanAuthorName(bibdata.AUTHOR);
// 提取年份
var year = '';
if (bibdata.YEAR) {
let yearMatch = bibdata.YEAR.match(/\d{4}/);
if (yearMatch) {
year = yearMatch[0];
}
}
// 根据配置选择使用期刊缩写还是标题
var identifier = '';
if (CONFIG.useJournal && bibdata.JOURNAL) {
identifier = getJournalAbbrev(bibdata.JOURNAL);
// 如果没有获取到期刊缩写，回退到使用标题
if (!identifier) {
identifier = cleanTitle(bibdata.TITLE);
}
} else {
identifier = cleanTitle(bibdata.TITLE);
}
// 组合BibTeX键
var bibkey = author + year + identifier;
// 替换原有的MR号
el.innerHTML = el.innerHTML.replace(/MR\d+/g, bibkey);
// 添加点击复制功能
el.addEventListener('click', function() {
try {
var bibdata_lb = this.innerHTML
.replace(/\r|\n/g, '\r\n')
.replace(/^\r\n/g, '')
.replace(/\s*$/g, '\r\n')
.replace(/\r\n\r\n/g, '\r\n');
GM_setClipboard(bibdata_lb);
} catch (error) {
console.error('Error copying to clipboard:', error);
}
});
} catch (error) {
console.error('Error processing BibTeX entry:', error);
}
}
/**
* auto set bibtex item checked for mrlookup site
*/
var url = location.pathname;
if (url.includes('mrlookup')) {
document.getElementsByName('format')[1].checked = true;
}