// ==UserScript==
// @name        Show Letterboxd rating
// @description Show Letterboxd rating on imdb.com, metacritic.com, rottentomatoes.com, BoxOfficeMojo, Amazon, Google Play, allmovie.com, Wikipedia, themoviedb.org, movies.com
// @namespace   cuzi
// @grant       GM_xmlhttpRequest
// @grant       GM_setValue
// @grant       GM_getValue
// @grant       unsafeWindow
// @grant       GM.xmlHttpRequest
// @grant       GM.setValue
// @grant       GM.getValue
// @require     http://ajax.googleapis.com/ajax/libs/jquery/3.4.0/jquery.min.js
// @require     https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js
// @license     GPL-3.0-or-later; http://www.gnu.org/licenses/gpl-3.0.txt
// @version     1
// @connect     letterboxd.com
// @include     https://play.google.com/store/movies/details/*
// @include     http://www.amazon.com/*
// @include     https://www.amazon.com/*
// @include     http://www.amazon.co.uk/*
// @include     https://www.amazon.co.uk/*
// @include     http://www.amazon.fr/*
// @include     https://www.amazon.fr/*
// @include     http://www.amazon.de/*
// @include     https://www.amazon.de/*
// @include     http://www.amazon.es/*
// @include     https://www.amazon.es/*
// @include     http://www.amazon.ca/*
// @include     https://www.amazon.ca/*
// @include     http://www.amazon.in/*
// @include     https://www.amazon.in/*
// @include     http://www.amazon.it/*
// @include     https://www.amazon.it/*
// @include     http://www.amazon.co.jp/*
// @include     https://www.amazon.co.jp/*
// @include     http://www.amazon.com.mx/*
// @include     https://www.amazon.com.mx/*
// @include     http://www.amazon.com.au/*
// @include     https://www.amazon.com.au/*
// @include     http://www.imdb.com/title/*
// @include     https://www.imdb.com/title/*
// @include     http://www.serienjunkies.de/*
// @include     https://www.serienjunkies.de/*
// @include     http://www.boxofficemojo.com/movies/*
// @include     https://www.boxofficemojo.com/movies/*
// @include     http://www.allmovie.com/movie/*
// @include     https://www.allmovie.com/movie/*
// @include     https://en.wikipedia.org/*
// @include     http://www.movies.com/*/m*
// @include     https://www.themoviedb.org/movie/*
// @include     http://www.rottentomatoes.com/m/*
// @include     https://www.rottentomatoes.com/m/*
// @include     http://www.metacritic.com/movie/*
// @include     https://www.metacritic.com/movie/*
// @include     https://www.nme.com/reviews/movie/*
// @include     https://itunes.apple.com/*/movie/*
// @downloadURL none
// ==/UserScript==


var baseURL = "https://letterboxd.com"
var baseURL_search = baseURL + "/s/autocompletefilm?q={query}&limit=20&timestamp={timestamp}"
var baseURL_openTab = baseURL + "/search/{query}/";
var baseURL_ratingHistogram = baseURL + "/csi{url}rating-histogram/";

const cacheExpireAfterHours = 4;

function minutesSince(time) {
  let seconds = ((new Date()).getTime() - time.getTime()) / 1000;
  return seconds>60?parseInt(seconds/60)+" min ago":"now";
}

function fixLetterboxdURLs(html) {
  return html.replace(/<a /g,'<a target="_blank" ').replace(/href="\//g,'href="'+baseURL+"/").replace(/src="\//g,'src="'+baseURL+"/");
}

function filterUniversalUrl(url) {
  try {
    url = url.match(/http.+/)[0];
  } catch(e) { }

  try {
    url = url.replace(/https?:\/\/(www.)?/,"");
  } catch(e) { }

  if(url.startsWith("imdb.com/") && url.match(/(imdb\.com\/\w+\/\w+\/)/)) {
     // Remove movie subpage from imdb url
     return url.match(/(imdb\.com\/\w+\/\w+\/)/)[1];
  } else if(url.startsWith("thetvdb.com/")) {
     // Do nothing with thetvdb.com urls
     return url;
  } else if(url.startsWith("boxofficemojo.com/")) {
     // Keep the important id= on
     try {
       var parts = url.split("?");
       var page = url[0] + "?";
       var idparam = url[1].match(/(id=.+?)(\.|&)/)[1];
       return page+idparam;
     } catch(e) {
       return url;
     }
  } else {
    // Default: Remove parameters
    return url.split("?")[0].split("&")[0];
  }
}

function parseLDJSON(keys, condition) {
  if(document.querySelector('script[type="application/ld+json"]')) {
    var data = [];
    var scripts = document.querySelectorAll('script[type="application/ld+json"]');
    for(let i = 0; i < scripts.length; i++) {
      try {
        var jsonld = JSON.parse(scripts[i].innerText);
      } catch(e) {
        continue;
      }
      if(jsonld) {
        if(Array.isArray(jsonld)) {
          data.push(...jsonld)
        } else {
          data.push(jsonld);
        }
      }
    }
    for(let i = 0; i < data.length; i++) {
      try {
        if(data[i] && data[i] && (typeof condition != 'function' || condition(data[i]))) {
          if(Array.isArray(keys)) {
            let r = [];
            for(let j = 0; j < keys.length; j++) {
              r.push(data[i][keys[j]]);
            }
            return r;
          } else if(keys) {
            return data[i][keys];
          } else if(typeof condition === 'function') {
            return data[i]; // Return whole object
          }
        }
      } catch(e) {
        continue;
      }
    }
    return data;
  }
  return null;
}

async function addToWhiteList(letterboxdUrl) {
  let whitelist = JSON.parse(await GM.getValue("whitelist","{}"));
  const docUrl = filterUniversalUrl(document.location.href)
  whitelist[docUrl] = letterboxdUrl
  await GM.setValue("whitelist", JSON.stringify(whitelist));
}

async function removeFromWhiteList() {
  let whitelist = JSON.parse(await GM.getValue("whitelist","{}"));
  const docUrl = filterUniversalUrl(document.location.href)
  if(docUrl in whitelist) {
    delete whitelist[docUrl]
    await GM.setValue("whitelist", JSON.stringify(whitelist));
  }
}

var current = {
  type : null,
  query : null,
  year : null
};


async function searchMovie(query, type, year, forceList) {
  // Load data from letterboxd search API or from cache

  current.type = type;
  current.query = query;
  current.year = year;
  
  
  let whitelist = JSON.parse(await GM.getValue("whitelist","{}"));

  if(forceList) {
    whitelist = {}
  }

  const docUrl = filterUniversalUrl(document.location.href)
  if(docUrl in whitelist) {
    return loadMovieRating({'url' : whitelist[docUrl]})
  }

  const url = baseURL_search.replace("{query}", encodeURIComponent(query)).replace("{timestamp}", encodeURIComponent(Date.now()));

  let cache = JSON.parse(await GM.getValue("cache","{}"));

  // Delete cached values, that are expired
  for(var prop in cache) {
    if((new Date()).getTime() - (new Date(cache[prop].time)).getTime() > cacheExpireAfterHours*60*60*1000) {
      delete cache[prop];
    }
  }

  // Check cache or request new content
  if(url in cache) {
    // Use cached response
    handleSearchResponse(cache[url], forceList);
  } else {
    GM.xmlHttpRequest({
      method: "GET",
      url: url,
      onload: function(response) {
        // Save to chache

        response.time = (new Date()).toJSON();

        // Chrome fix: Otherwise JSON.stringify(cache) omits responseText
        var newobj = {};
        for(var key in response) {
          newobj[key] = response[key];
        }
        newobj.responseText = response.responseText;


        cache[url] = newobj;


        GM.setValue("cache",JSON.stringify(cache));

        handleSearchResponse(response, forceList);
      },
      onerror: function(response) {
        console.log("GM.xmlHttpRequest Error: "+response.status+"\nURL: "+requestURL+"\nResponse:\n"+response.responseText);
      },
    });
  }
}

function handleSearchResponse(response, forceList) {
  // Handle GM.xmlHttpRequest response

  let result = JSON.parse(response.responseText);
  
  if(forceList && (result.result == false || !result.data)) {
    alert("No results for "+current.query);
  } else if(result.result == false || !result.data) {
    console.log("No results for "+current.query);
  } else if(!forceList && result.data.length == 1) {
    loadMovieRating(result.data[0]);
  } else {
    // Sort results by closest match
    function matchQuality(title, year, originalTitle) {
      if(title == current.query && year == current.year) {
        return 105 + year;
      }
      if(originalTitle && originalTitle == current.query && year == current.year) {
        return 104 + year;
      }
      if(title == current.query && current.year) {
        return 103 - Math.abs(year - current.year);
      }
      if(originalTitle && originalTitle == current.query && current.year) {
        return 102 - Math.abs(year - current.year);
      }
      if(title.replace(/\(.+\)/, "").trim() == current.query && current.year) {
        return 101 - Math.abs(year - current.year);
      }
      if(originalTitle && originalTitle.replace(/\(.+\)/, "").trim() == current.query && current.year) {
        return 100 - Math.abs(year - current.year);
      }
      if(title == current.query) {
        return 12;
      }
      if(originalTitle && originalTitle == current.query) {
        return 11;
      }
      if(title.replace(/\(.+\)/, "").trim() == current.query) {
        return 10;
      }
      if(originalTitle && originalTitle.replace(/\(.+\)/, "").trim() == current.query) {
        return 9;
      }
      if(title.startsWith(current.query)) {
        return 8;
      }
      if(originalTitle && originalTitle.startsWith(current.query)) {
        return 7;
      }
      if(current.query.indexOf(title) != -1) {
        return 6;
      }
      if(originalTitle && current.query.indexOf(originalTitle) != -1) {
        return 5;
      }
      if(title.indexOf(current.query) != -1) {
        return 4;
      }
      if(originalTitle && originalTitle.indexOf(current.query) != -1) {
        return 3;
      }
      if(current.query.toLowerCase().indexOf(title.toLowerCase()) != -1) {
        return 2;
      }
      if(title.toLowerCase().indexOf(current.query.toLowerCase()) != -1) {
        return 1;
      }
      return 0;
    }

    result.data.sort(function(a,b) {
      if(!a.hasOwnProperty('matchQuality')) {
        a.matchQuality = matchQuality(a.name, a.releaseYear, a.originalName);
      }
      if(!b.hasOwnProperty('matchQuality')) {
        b.matchQuality = matchQuality(b.name, b.releaseYear, b.originalName);
      }

      return b.matchQuality - a.matchQuality;
    });

    showMovieList(result.data, new Date(response.time));
  }
}


function showMovieList(arr, time) {
  // Show a small box in the right lower corner
  $("#mcdiv321letterboxd").remove();
  let main,div;
  div = main = $('<div id="mcdiv321letterboxd"></div>').appendTo(document.body);
  div.css({
    position:"fixed",
    bottom :0,
    right: 0,
    minWidth: 100,
    maxHeight: "95%",
    overflow: "auto",
    backgroundColor: "#fff",
    border: "2px solid #bbb",
    borderRadius:" 6px",
    boxShadow: "0 0 3px 3px rgba(100, 100, 100, 0.2)",
    color: "#000",
    padding:" 3px",
    zIndex: "5010001",
    fontFamily : "Helvetica,Arial,sans-serif"
  });

  var imgFrame = function imgFrameFct(image125, scale) {
    if(!image125) {
      return
    }

    let html = '<iframe sandbox scrolling="no" src="' + baseURL + image125 + '" marginheight="0" marginwidth="0" style="vertical-align:middle; padding:0px; border:none; display:inline; max-width:125px; margin-top:'+(40.0*scale-40.0)+'%; margin-left:'+(40.0*scale-40.0)+'%; transform:scale('+scale+'); transform-origin:bottom right"></iframe> '
    html += '<div style="position:absolute;top:0px;left:0px;width:'+(180.0*scale-45.0)+'px;height:'+(180.0*scale-25)+'px"></div> '
    return html
  }

  // First result
  let first = $('<div style=""><a style="font-size:small; color:#136CB2; " href="' + baseURL + arr[0].url + '">' + imgFrame(arr[0].image125, 0.75) + arr[0].name + (arr[0].originalTitle?' ['+arr[0].originalTitle+']':'') +  " (" + arr[0].releaseYear + ")</a></div>").click(selectMovie).appendTo(main);
  first[0].dataset["movie"] = JSON.stringify(arr[0])

  // Shall the following results be collapsed by default?
  if((arr.length > 1 && arr[0].matchQuality > 10) || arr.length > 10) {
    let a = $('<span style="color:gray;font-size: x-small">More results...</span>').appendTo(main).click(function() { more.css("display", "block"); this.parentNode.removeChild(this); });
    let more = div = $("<div style=\"display:none\"></div>").appendTo(main);
  }

  // More results
  for(let i = 1; i < arr.length; i++) {
    let entry = $('<div style="position:relative"><a style="font-size:small; color:#136CB2; " href="' + baseURL + arr[i].url + '">' + imgFrame(arr[i].image125, 0.5) + arr[i].name + (arr[i].originalTitle?' ['+arr[i].originalTitle+']':'') + " (" + arr[i].releaseYear + ")</a></div>").click(selectMovie).appendTo(div);
    entry[0].dataset["movie"] = JSON.stringify(arr[i])
  }

  // Footer
  let sub = $("<div></div>").appendTo(main);
  $('<time style="color:#789; font-size: 11px;" datetime="'+time+'" title="'+time.toLocaleTimeString()+" "+time.toLocaleDateString()+'">'+minutesSince(time)+'</time>').appendTo(sub);
  $('<a style="color:#789; font-size: 11px;" target="_blank" href="' + baseURL_openTab.replace("{query}", encodeURIComponent(current.query)) + '" title="Open Letterboxd">@letterboxd.com</a>').appendTo(sub);
  $('<span title="Hide me" style="cursor:pointer; float:right; color:#789; font-size: 11px; padding-left:5px;padding-top:3px">&#10062;</span>').appendTo(sub).click(function() {
    document.body.removeChild(this.parentNode.parentNode);
  });

}

function selectMovie(ev) {
  ev.preventDefault()
  $("#mcdiv321letterboxd").html("Loading...")
  
  const data = JSON.parse(this.dataset.movie)

  loadMovieRating(data)

  addToWhiteList(data.url)
}

async function loadMovieRating(data) {
  // Load page from letterboxd

  if("name" in data) {
    current.query = data.name;
  }
  if("releaseYear" in data) {
    current.year = data.releaseYear;
  }

  const url = baseURL_ratingHistogram.replace("{url}", data.url)

  let cache = JSON.parse(await GM.getValue("cache","{}"));

  // Delete cached values, that are expired
  for(var prop in cache) {
    if((new Date()).getTime() - (new Date(cache[prop].time)).getTime() > cacheExpireAfterHours*60*60*1000) {
      delete cache[prop];
    }
  }

  // Check cache or request new content
  if(url in cache) {
    // Use cached response
    showMovieRating(cache[url], data.url);
  } else {
    GM.xmlHttpRequest({
      method: "GET",
      url: url,
      onload: function(response) {
        // Save to chache
        response.time = (new Date()).toJSON();

        // Chrome fix: Otherwise JSON.stringify(cache) omits responseText
        var newobj = {};
        for(var key in response) {
          newobj[key] = response[key];
        }
        newobj.responseText = response.responseText;


        cache[url] = newobj;

        GM.setValue("cache",JSON.stringify(cache));

        showMovieRating(newobj, data.url);
      },
      onerror: function(response) {
        console.log("GM.xmlHttpRequest Error: "+response.status+"\nURL: "+requestURL+"\nResponse:\n"+response.responseText);
      },
    });
  }
}

function showMovieRating(response, letterboxdUrl) {
  // Show a small box in the right lower corner
  const time = new Date(response.time)

  $("#mcdiv321letterboxd").remove();
  let main,div;
  div = main = $('<div id="mcdiv321letterboxd"></div>').appendTo(document.body);
  div.css({
    position:"fixed",
    bottom :0,
    right: 0,
    width: 230,
    minHeight: 44,
    color: "#789",
    padding:" 3px",
    zIndex: "5010001",
    fontFamily : "Helvetica,Arial,sans-serif"
  });
  
  const CSS = `<style>
.rating {
    display: inline-block;
    height: 16px;
    background: url(https://s.ltrbxd.com/static/img/sprite.18bffd5e.svg) no-repeat -290px -90px;
    background-position-x: -290px;
    background-position-y: -90px;
    text-indent: 110%;
    white-space: nowrap;
    overflow: hidden;
}
.rating-green .rating{
    background-position:-450px -50px
}
.rating-green .rated-0{
    width:0
}
.rating-green .rated-1{
    width:13px;
    background-position:-515px -50px
}
.rating-green .rated-2{
    width:12px
}
.rating-green .rated-3{
    width:26px;
    background-position:-502px -50px
}
.rating-green .rated-4{
    width:25px
}
.rating-green .rated-5{
    width:39px;
    background-position:-489px -50px
}
.rating-green .rated-6{
    width:38px
}
.rating-green .rated-7{
    width:52px;
    background-position:-476px -50px
}
.rating-green .rated-8{
    width:51px
}
.rating-green .rated-9{
    width:65px;
    background-position:-463px -50px
}
.rating-green .rated-10{
    width:64px
}
.rating-green-tiny .rating{
    background-position:-350px -380px;
    height:9px
}
.rating-green-tiny .rated-2{
    width:9px
}
.rating-green-tiny .rated-10{
    width:49px
}
.rating-histogram,.rating-histogram ul{
    height:44px
}
.rating-histogram .rating-1,.rating-histogram .rating-5{
    position:absolute;
    bottom:0;
    display:block;
    height:9px
}
.rating-histogram .rating-1 .rating,.rating-histogram .rating-5 .rating{
    display:block
}
.rating-histogram .rating-1{
    left:0
}
.rating-histogram .rating-5{
    right:0
}
.rating-histogram ul{
    width:200px;
    left:15px
}
.rating-histogram ul,.rating-histogram ul li{
    display:block;
    overflow:hidden;
    position:absolute;
    bottom:0
}
.rating-histogram ul li{
    height:1px;
    width:30px;
    height:100%;
    font-size:10px;
    line-height:1;
    text-indent:110%;
    white-space:nowrap;
    border-bottom:0px
}
#mcdiv321letterboxd:hover .rating-histogram ul li{
    border-bottom:2px solid green
}

.rating-histogram i{
    background:#456;
    border-top-right-radius:2px;
    border-top-left-radius:2px
}
.rating-histogram a,.rating-histogram i{
    width:100%;
    position:absolute;
    bottom:0;
    left:0
}
.rating-histogram a{
    display:block;
    top:0;
    right:0;
    background:none;
    padding:0;
		color:#789
}
.rating-histogram a:link,.rating-histogram a:visited{
    color:#789;
		text-decoration:none
}
.rating-histogram a:hover i{
    background-color:#678
}
.ratings-histogram-chart .section-heading{
    margin-bottom:15px
}
.ratings-histogram-chart .average-rating{
    position:absolute;
    top:8px;
    left:188px;
    z-index:1
}
.ratings-histogram-chart .average-rating .display-rating{
    display:block;
    font-size:20px;
    text-align:center;
    color:#789;
    margin-left:1px;
    line-height:40px;
    width:33px;
    height:33px;
    border-radius:20px;
    font-family:Graphik-Light-Web,sans-serif;
    font-weight:400
}
.rating-histogram {
    overflow:hidden;
    color:#9ab;
    display:block
    width: 230px;
    height: 44px;
    position: relative
}
.ratings-histogram-chart .all-link.more-link {
    font-size:10px;
		position:absolute;
    top:0;
    left:180px;
}

#mcdiv321letterboxd .footer {
    display:none;
}

#mcdiv321letterboxd:hover .footer {
    display:block;
}

#mcdiv321letterboxd {
    border:none;
    border-radius: 0px;
    background-color:transparent;
    transition:bottom 0.7s, background-color 0.5s, height 0.5s;
}

#mcdiv321letterboxd:hover {
    border-radius: 4px;
    background-color:rgb(44, 52, 64)
}

</style>`
  
  $(CSS).appendTo(main);
  let section = $(fixLetterboxdURLs(response.responseText)).appendTo(main)
  
  section.find("h2").remove();

  // Footer
  let sub = $('<div class="footer"></div>').appendTo(main);
  $('<span style="color:#789; font-size: 10px">' + current.query + (current.year?' ('+current.year+')':'') + '</span>').appendTo(sub)
  $('<br>').appendTo(sub)
  $('<time style="color:#789; font-size: 11px;" datetime="'+time+'" title="'+time.toLocaleTimeString()+" "+time.toLocaleDateString()+'">'+minutesSince(time)+'</time>').appendTo(sub);
  $('<a style="color:#789; font-size: 11px;" target="_blank" href="' + baseURL+letterboxdUrl + '" title="Open Letterboxd">@letterboxd.com</a>').appendTo(sub);
  $('<span title="Hide me" style="cursor:pointer; float:right; color:#789; font-size: 11px">&#10062;</span>').appendTo(sub).click(function() {
    document.getElementById('mcdiv321letterboxd').remove()
  });
  $('<span title="Wrong movie!" style="cursor:pointer; float:right; color:#789; font-size: 11px">&#128581;</span>').appendTo(sub).click(function() {
    removeFromWhiteList()
    searchMovie(current.query, current.type, current.year, true);
  });
  $('<span style="clear:right">').appendTo(sub)
}


var Always = () => true;
var sites = {
  'googleplay' : {
    host : ["play.google.com"],
    condition : Always,
    products : [
    {
      condition : () => ~document.location.href.indexOf("/movies/details/"),
      type : "movie",
      data : () => document.querySelector("*[itemprop=name]").textContent
    }
    ]
  },
  'imdb' : {
    host : ["imdb.com"],
    condition : () => !~document.location.pathname.indexOf("/mediaviewer") && !~document.location.pathname.indexOf("/mediaindex") && !~document.location.pathname.indexOf("/videoplayer"),
    products : [
    {
      condition : function() {
        let e = document.querySelector("meta[property='og:type']");
        if(e) {
          return e.content == "video.movie"
        }
        return false;
      },
      type : "movie",
      data : function() {
        var year = null;
        var name = null;
        var jsonld = null;
        if(document.querySelector("#titleYear")) {
          year = parseInt(document.querySelector("#titleYear a").firstChild.textContent);
        }
        if(document.querySelector('script[type="application/ld+json"]')) {
           jsonld = parseLDJSON(["name", "datePublished"]);
           name = jsonld[0];
           year = parseInt(jsonld[1].match(/\d{4}/)[0]);
        }
        if(document.querySelector(".originalTitle") && document.querySelector(".title_wrapper h1")) {
           return [document.querySelector(".title_wrapper h1").firstChild.data.trim(), year] // Use English title
        } else if(jsonld) {
          return [name, year]; // Use original title
        } else if(document.querySelector("h1[itemprop=name]")) { // Movie homepage (New design 2015-12)
          return [document.querySelector("h1[itemprop=name]").firstChild.textContent.trim(), year];
        } else if(document.querySelector("*[itemprop=name] a") && document.querySelector("*[itemprop=name] a").firstChild.data) { // Subpage of a move
          return [document.querySelector("*[itemprop=name] a").firstChild.data.trim(), year];
        } else if(document.querySelector(".title-extra[itemprop=name]")) { // Movie homepage: sub-/alternative-/original title
          return [document.querySelector(".title-extra[itemprop=name]").firstChild.textContent.replace(/\"/g,"").trim(), year];
        } else { // Movie homepage (old design)
          return document.querySelector("*[itemprop=name]").firstChild.textContent.trim();
        }
      }
    }
    ]
  },
  'metacritic' : {
    host : ["www.metacritic.com"],
    condition : () => document.querySelector("meta[property='og:type']"),
    products : [{
      condition : () => document.querySelector("meta[property='og:type']").content == "video.movie",
      type : "movie",
      data : function() {
        var year = null;
        if(document.querySelector(".release_year")) {
          year = parseInt(document.querySelector(".release_year").firstChild.textContent);
        } else if(document.querySelector(".release_data .data")) {
          year = document.querySelector(".release_data .data").textContent.match(/(\d{4})/)[1]
        }

        return [document.querySelector("meta[property='og:title']").content, year]
      }
    }]
  },
  'amazon' : {
    host : ["amazon."],
    condition : Always,
    products : [{
      condition : () => document.querySelector('[data-automation-id=title]'),
      type : "movie",
      data : () => document.querySelector('[data-automation-id=title]').textContent.trim()
    }]
  },
  'BoxOfficeMojo' : {
    host : ["boxofficemojo.com"],
    condition : () => ~document.location.search.indexOf("id="),
    products : [{
      condition : () => document.querySelector("#body table:nth-child(2) tr:first-child b"),
      type : "movie",
      data : function() {
        var year = null;
        try {
        var tds = document.querySelectorAll("#body table:nth-child(2) tr:first-child table table table td");
        for(var i = 0; i< tds.length; i++) {
          if(~tds[i].innerText.indexOf("Release Date")) {
            year = parseInt(tds[i].innerText.match(/\d{4}/)[0]);
            break;
          }
        }
        } catch(e) { }
        return [document.querySelector("#body table:nth-child(2) tr:first-child b").firstChild.data, year];
      }
    }]
  },
  'AllMovie' : {
    host : ["allmovie.com"],
    condition : () => document.querySelector("h2[itemprop=name].movie-title"),
    products : [{
      condition : () => document.querySelector("h2[itemprop=name].movie-title"),
      type : "movie",
      data : () => document.querySelector("h2[itemprop=name].movie-title").firstChild.data.trim()
    }]
  },
  'en.wikipedia' : {
    host : ["en.wikipedia.org"],
    condition : Always,
    products : [{
      condition : function() {
        if(!document.querySelector(".infobox .summary")) {
          return false;
        }
        var r = /\d\d\d\d films/;
        return $("#catlinks a").filter((i,e) => e.firstChild.data.match(r)).length;
      },
      type : "movie",
      data : () => document.querySelector(".infobox .summary").firstChild.data
    }]
  },
  'movies.com' : {
    host : ["movies.com"],
    condition : () => document.querySelector("meta[property='og:title']"),
    products : [{
      condition : Always,
      type : "movie",
      data : () => document.querySelector("meta[property='og:title']").content
    }]
  },
  'themoviedb' : {
    host : ["themoviedb.org"],
    condition : () => document.querySelector("meta[property='og:type']"),
    products : [{
      condition : () => document.querySelector("meta[property='og:type']").content == "movie",
      type : "movie",
      data : function() {
        var year = null;
        try {
          year = parseInt(document.querySelector(".release_date").innerText.match(/\d{4}/)[0]);
        } catch(e) {}

        return [document.querySelector("meta[property='og:title']").content, year]
      }
    }]
  },
  'rottentomatoes' : {
    host : ["www.rottentomatoes.com"],
    condition : Always,
    products : [{
      condition : () => document.location.pathname.startsWith("/m/"),
      type : "movie",
      data : () => document.querySelector("h1").firstChild.textContent
    }
    ]
  },
  'nme' : {
    host : ["nme.com"],
    condition : () => document.location.pathname.startsWith("/reviews/"),
    products : [    {
      condition : () => document.location.pathname.startsWith("/reviews/movie/"),
      type : "movie",
      data : function() {
        var year = null;
        try {
          year = parseInt(document.querySelector("*[itemprop=datePublished]").content.match(/\d{4}/)[0])
        } catch(e) {}

        try {
          return [ document.querySelector(".title-primary").textContent.match(/‘(.+?)’/)[1] , year ];
        } catch(e) {
          return [ document.querySelector("h1").textContent.match(/:\s*(.+)/)[1].trim() , year ];
        }
      }
    }]
  },
  'itunes' : {
    host : ["itunes.apple.com"],
    condition : Always,
    products : [{
      condition : () => ~document.location.href.indexOf("/movie/"),
      type : "movie",
      data : () => parseLDJSON("name", (j) => (j["@type"] == "Movie"))
    }]
  }

};


function main() {

  for(var name in sites) {
    var site = sites[name];
    if(site.host.some(function(e) {return ~this.indexOf(e)}, document.location.hostname) && site.condition()) {
      for(var i = 0; i < site.products.length; i++) {
        if(site.products[i].condition()) {
          // Try to retrieve item name from page
          var data;
          try {
            data = site.products[i].data();
          } catch(e) {
            data = false;
            console.log(e);
          }
          if(data) {
            if(Array.isArray(data) && data[1]) {
              searchMovie(data[0].trim(), site.products[i].type, parseInt(data[1]));
            } else {
              searchMovie(data.trim(), site.products[i].type);
            }
          }
          break;
        }
      }
      break;
    }
  }
}

async function adaptForRottentomatoesScript() {
  if(!document.getElementById('mcdiv321rotten') || !document.getElementById('mcdiv321letterboxd')) {
    return
  }
  const h = parseInt(document.getElementById('mcdiv321rotten').clientHeight) + 5
  if(document.getElementById('mcdiv321letterboxd').dataset.adapted && parseInt(document.getElementById('mcdiv321letterboxd').dataset.adapted) == h) {
    return
  }
  const letterboxd = document.getElementById('mcdiv321letterboxd')
  letterboxd.style.bottom = h + 'px'
  document.getElementById('mcdiv321letterboxd').dataset.adapted = h
}

(function() {

  main();
  var lastLoc = document.location.href;
  var lastContent = document.body.innerText;
  var lastCounter = 0;
  function newpage() {
    if(lastContent == document.body.innerText && lastCounter < 15) {
      window.setTimeout(newpage, 500);
      lastCounter++;
    } else {
      lastCounter = 0;
      main();
    }
  }
  window.setInterval(function() {
    adaptForRottentomatoesScript()
    if(document.location.href != lastLoc) {
      lastLoc = document.location.href;
      $("#mcdiv321letterboxd").remove();

      window.setTimeout(newpage,1000);
    }
  },500);

})();