Bib(La)Tex Bookmarklet - Creates a Bib(La)Tex Entry from Site Metadata

bibtexlet.coffee

if (parts = document.title.split(///\s[-|–]\s///)).length == 2
	title = parts[0]
	author = parts[1]
else
	title = document.title
	author = (document.getElementsByName("author")[0])?.content || document.location.host.replace(/^((.+)\.)?([^\.]+\.[^\.]+)$/, '$3')

language = (document.getElementsByTagName("html")[0])?.lang || "en"
pad = ((num) -> if num < 10 then "0"+num else num)
date_part = (date) ->
	year: date.getFullYear()
	month: pad(date.getMonth()+1)
	month_abbr: date.toString().substring(4, 7)
	day: pad(date.getDate())

now = date_part(new Date())
modified = date_part(new Date(document.lastModified))

url = document.location.href
modifieddate = modified.year+'-'+modified.month+'-'+modified.day
urldate = now.year+'-'+now.month+'-'+now.day
easytitle = (author+modified.year+title.replace(/[\W]/g, " ").split(/[\s]+/)[0..3].join("")).replace(/\s/g, "").toLowerCase()

w = window.open('', '', 'width=400,height=400,resizeable,scrollbars');
w.document.write("""<pre>
@ONLINE{#{easytitle},
  title = {#{title}},
  author = {#{author}},
  language = {#{language}},
  month = {#{modified.month_abbr}},
  year = {#{modified.year}},
  date = {#{modifieddate}},
  url = {#{url}},
  urldate = {#{urldate}},
}</pre>""");
w.document.close()

bibtexlet.html

<a href='javascript:(function(){var h,l,k,j,o,b,c,e,g,m,a,d,n,i,f;if((g=document.title.split(/\s[-|–]\s/)).length===2){m=g[0];h=g[1]}else{m=document.title;h=((i=(document.getElementsByName("author")[0]))!=null?i.content:void 0)||document.location.host.replace(/^((.+)\.)?([^\.]+\.[^\.]+)$/,"$3")}j=((f=(document.getElementsByTagName("html")[0]))!=null?f.lang:void 0)||"en";e=(function(p){if(p<10){return"0"+p}else{return p}});l=function(p){return{year:p.getFullYear(),month:e(p.getMonth()+1),month_abbr:p.toString().substring(4,7),day:e(p.getDate())}};c=l(new Date());o=l(new Date(document.lastModified));a=document.location.href;b=o.year+"-"+o.month+"-"+o.day;d=c.year+"-"+c.month+"-"+c.day;k=(h+o.year+m.replace(/[\W]/g," ").split(/[\s]+/).slice(0,4).join("")).replace(/\s/g,"").toLowerCase();n=window.open("","","width=400,height=400,resizeable,scrollbars");n.document.write("<pre>\n@ONLINE{"+k+",\n  title = {"+m+"},\n  author = {"+h+"},\n  language = {"+j+"},\n  month = {"+o.month_abbr+"},\n  year = {"+o.year+"},\n  date = {"+b+"},\n  url = {"+a+"},\n  urldate = {"+d+"},\n}</pre>");n.document.close()}).call(this);'>Bibtexlet</a>

bibtexlet.js

// Generated by CoffeeScript 1.3.3
(function() {
  var author, date_part, easytitle, language, modified, modifieddate, now, pad, parts, title, url, urldate, w, _ref, _ref1;

  if ((parts = document.title.split(/\s[-|–]\s/)).length === 2) {
    title = parts[0];
    author = parts[1];
  } else {
    title = document.title;
    author = ((_ref = (document.getElementsByName("author")[0])) != null ? _ref.content : void 0) || document.location.host.replace(/^((.+)\.)?([^\.]+\.[^\.]+)$/, '$3');
  }

  language = ((_ref1 = (document.getElementsByTagName("html")[0])) != null ? _ref1.lang : void 0) || "en";

  pad = (function(num) {
    if (num < 10) {
      return "0" + num;
    } else {
      return num;
    }
  });

  date_part = function(date) {
    return {
      year: date.getFullYear(),
      month: pad(date.getMonth() + 1),
      month_abbr: date.toString().substring(4, 7),
      day: pad(date.getDate())
    };
  };

  now = date_part(new Date());

  modified = date_part(new Date(document.lastModified));

  url = document.location.href;

  modifieddate = modified.year + '-' + modified.month + '-' + modified.day;

  urldate = now.year + '-' + now.month + '-' + now.day;

  easytitle = (author + modified.year + title.replace(/[\W]/g, " ").split(/[\s]+/).slice(0, 4).join("")).replace(/\s/g, "").toLowerCase();

  w = window.open('', '', 'width=400,height=400,resizeable,scrollbars');

  w.document.write("<pre>\n@ONLINE{" + easytitle + ",\n  title = {" + title + "},\n  author = {" + author + "},\n  language = {" + language + "},\n  month = {" + modified.month_abbr + "},\n  year = {" + modified.year + "},\n  date = {" + modifieddate + "},\n  url = {" + url + "},\n  urldate = {" + urldate + "},\n}</pre>");

  w.document.close();

}).call(this);

bibtexlet.minified.js

(function(){var h,l,k,j,o,b,c,e,g,m,a,d,n,i,f;if((g=document.title.split(/\s[-|–]\s/)).length===2){m=g[0];h=g[1]}else{m=document.title;h=((i=(document.getElementsByName("author")[0]))!=null?i.content:void 0)||document.location.host.replace(/^((.+)\.)?([^\.]+\.[^\.]+)$/,"$3")}j=((f=(document.getElementsByTagName("html")[0]))!=null?f.lang:void 0)||"en";e=(function(p){if(p<10){return"0"+p}else{return p}});l=function(p){return{year:p.getFullYear(),month:e(p.getMonth()+1),month_abbr:p.toString().substring(4,7),day:e(p.getDate())}};c=l(new Date());o=l(new Date(document.lastModified));a=document.location.href;b=o.year+"-"+o.month+"-"+o.day;d=c.year+"-"+c.month+"-"+c.day;k=(h+o.year+m.replace(/[\W]/g," ").split(/[\s]+/).slice(0,4).join("")).replace(/\s/g,"").toLowerCase();n=window.open("","","width=400,height=400,resizeable,scrollbars");n.document.write("<pre>\n@ONLINE{"+k+",\n  title = {"+m+"},\n  author = {"+h+"},\n  language = {"+j+"},\n  month = {"+o.month_abbr+"},\n  year = {"+o.year+"},\n  date = {"+b+"},\n  url = {"+a+"},\n  urldate = {"+d+"},\n}</pre>");n.document.close()}).call(this);

make.sh

#!/bin/sh

coffee -c bibtexlet.coffee
yuicompressor bibtexlet.js > bibtexlet.minified.js
rm bibtexlet.html
echo -n "<a href='javascript:" >> bibtexlet.html
cat bibtexlet.minified.js >> bibtexlet.html
echo "'>Bibtexlet</a>" >> bibtexlet.html
cat bibtexlet.html

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