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Add Rotten Tomatoes ratings to IMDb movie pages
Ekde
// ==UserScript==
// @name IMDb Tomatoes
// @description Add Rotten Tomatoes ratings to IMDb movie pages
// @author chocolateboy
// @copyright chocolateboy
// @namespace https://github.com/chocolateboy/userscripts
// @version 2.3.1
// @license GPL: http://www.gnu.org/copyleft/gpl.html
// @include http://*.imdb.tld/title/tt*
// @include http://*.imdb.tld/*/title/tt*
// @require https://code.jquery.com/jquery-3.3.1.min.js
// @require https://cdn.rawgit.com/urin/jquery.balloon.js/8b79aab63b9ae34770bfa81c9bfe30019d9a13b0/jquery.balloon.js
// @resource query https://git.io/vAndS
// @grant GM_addStyle
// @grant GM_deleteValue
// @grant GM_getResourceText
// @grant GM_getValue
// @grant GM_listValues
// @grant GM_registerMenuCommand
// @grant GM_setValue
// @grant GM_xmlhttpRequest
// @noframes
// ==/UserScript==
/*
* OK:
*
* http://www.imdb.com/title/tt0309698/ - 4 widgets
* http://www.imdb.com/title/tt0086312/ - 3 widgets
* http://www.imdb.com/title/tt0037638/ - 2 widgets
*
* Fixed (layout):
*
* http://www.imdb.com/title/tt0162346/ - 4 widgets
* http://www.imdb.com/title/tt0159097/ - 4 widgets
*
* Broken (incorrect RT/OMDb alias [1]):
*
* http://www.imdb.com/title/tt0104070/ - Death Becomes Her
* http://www.imdb.com/title/tt0057115/ - The Great Escape
* http://www.imdb.com/title/tt0120755/ - Mission: Impossible II
* http://www.imdb.com/title/tt0120768/ - The Negotiator
* http://www.imdb.com/title/tt0910936/ - Pineapple Express
* http://www.imdb.com/title/tt0448134/ - Sunshine
* http://www.imdb.com/title/tt0451279/ - Wonder Woman (2017)
*
* Not on RT:
*
* http://www.imdb.com/title/tt5642184/
*/
// [1] unaliased and incorrectly aliased titles are common:
// http://web.archive.org/web/20151105080717/http://developer.rottentomatoes.com/forum/read/110751/2
'use strict';
const COMMAND_NAME = GM_info.script.name + ': clear cache'
const COMPACT_LAYOUT = '.plot_summary_wrapper .minPlotHeightWithPoster'
const DATA_VERSION = 2 // version of each cached record; updated whenever the schema changes
const DEBUG = false
const NO_CONSENSUS = 'No consensus yet.'
const NOW = Date.now()
const ONE_DAY = 1000 * 60 * 60 * 24
const ONE_WEEK = ONE_DAY * 7
const STATUS_TO_STYLE = { 'N/A': 'tbd', Fresh: 'favorable', Rotten: 'unfavorable' }
const THIS_YEAR = new Date().getFullYear()
const BALLOON_OPTIONS = {
classname: 'rt-consensus-balloon',
css: {
maxWidth: '500px',
fontFamily: 'sans-serif',
fontSize: '0.9rem',
padding: '12px',
},
html: true,
position: 'bottom',
}
function debug (message) {
if (DEBUG) {
console.warn(message)
}
}
// promisified cross-origin HTTP requests
function get (url, params) {
if (params) {
url = url + '?' + $.param(params)
}
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url,
onload: function (res) { resolve(res.responseText) },
// XXX the onerror response object doesn't contain any useful info
onerror: function (res) { reject(`error loading ${url}`) },
})
})
}
// purge expired entries
function purgeCached (date) {
for (const key of GM_listValues()) {
const json = GM_getValue(key)
const value = JSON.parse(json)
if (value.version !== DATA_VERSION) {
debug(`purging invalid value (obsolete version): ${key}`)
GM_deleteValue(key)
} else if (date === -1 || date > value.expires) {
debug(`purging expired value: ${key}`)
GM_deleteValue(key)
} else {
debug(`cached: ${key} => ${json}`)
}
}
}
// prepend a widget to the review bar or append a link to the star box
// XXX the review bar now appears to be the default for all users
function affixRT ($target, data) {
const { consensus, score, url } = data
let status
if (score === -1) {
status = 'N/A'
} else if (score < 60) {
status = 'Rotten'
} else {
status = 'Fresh'
}
const style = STATUS_TO_STYLE[status]
if ($target.hasClass('titleReviewBar')) {
// reduce the amount of space taken up by the Metacritic widget
// and make it consistent with our style (i.e. site name rather
// than domain name)
$target.find('a[href="http://www.metacritic.com"]').text('Metacritic')
// 4 review widgets is too many for the "compact" layout (i.e.
// a poster but no trailer). it's designed for a maximum of 3.
// to work around this, we hoist the review bar out of the
// movie-info block (plot_summary_wrapper) and float it left
// beneath the poster e.g.:
//
// before:
//
// [ [ ] [ ] ]
// [ [ ] [ ] ]
// [ [ Poster ] [ Info ] ]
// [ [ ] [ ] ]
// [ [ ] [ [MC] [IMDb] [&c.] ] ]
//
// after:
//
// [ [ ] [ ] ]
// [ [ ] [ ] ]
// [ [ Poster ] [ Info ] ]
// [ [ ] [ ] ]
// [ [ ] [ ] ]
// [ ]
// [ [RT] [MC] [IMDb] [&c.] ]
if ($(COMPACT_LAYOUT).length && $target.find('.titleReviewBarItem').length > 2) {
const $clear = $('<div class="clear"> </div>')
$('.plot_summary_wrapper').after($target.remove())
$target.before($clear).after($clear).css({
'float': 'left',
'padding-top': '11px',
'padding-bottom': '0px'
})
}
const rating = score === -1 ? 'N/A' : score
const html = `
<div class="titleReviewBarItem">
<a href="${url}"><div
class="rt-consensus metacriticScore score_${style} titleReviewBarSubItem"><span>${rating}</span></div></a>
<div class="titleReviewBarSubItem">
<div>
<a href="${url}">Tomatometer</a>
</div>
<div>
<span class="subText">
From <a href="http://www.rottentomatoes.com" target="_blank">Rotten Tomatoes</a>
</span>
</div>
</div>
</div>
<div class="divider"></div>
`
$target.prepend(html)
} else {
const rating = score === -1 ? 'N/A' : `${score}%`
const html = `
<span class="ghost">|</span>
Rotten Tomatoes: <a class="rt-consensus" href="${url}">${rating}</a>
`
$target.append(html)
}
const balloonOptions = $.extend({}, BALLOON_OPTIONS, { contents: consensus })
$target.find('.rt-consensus').balloon(balloonOptions)
}
// process the API's JSON response and extract
// the RT score and consensus.
//
// if there's no consensus, set it to "No consensus yet."
// if the score is null, set it to -1
function getRTData (json, imdb) {
function error (msg) {
throw `error querying data for ${imdb.id}: ${msg}`
}
let response
try {
response = JSON.parse(JSON.parse(json)) // ಠ_ಠ
} catch (e) {
error(`can't parse response: ${e}`)
}
if (!response) {
error('no response')
}
if (!$.isArray(response)) {
const type = {}.toString.call(response)
error(`invalid response: ${type}`)
}
const movie = $.grep(response, it => it.imdbID === imdb.id)
if (movie && movie.length) {
const url = `https://www.rottentomatoes.com/search/?search=${imdb.title}`
let consensus = movie[0].RTConsensus || NO_CONSENSUS
let score = movie[0].RTCriticMeter
consensus = consensus.replace(/--/g, '—')
if (score == null) {
score = -1
}
return { consensus, score, url }
} else {
throw `No results found for ${imdb.id}`
}
}
// register this first so data can be cleared even if there's an error
GM_registerMenuCommand(COMMAND_NAME, function () { purgeCached(-1) })
// make the background color more legible (darker) if the score is N/A
GM_addStyle('.score_tbd { background-color: #d9d9d9 }')
const $type = $('meta[property="og:type"')
const $titleReviewBar = $('.titleReviewBar')
const $starBox = $('.star-box-details')
const $target = ($titleReviewBar.length && $titleReviewBar) || ($starBox.length && $starBox)
if ($target && $type.attr('content') === 'video.movie') {
const $link = $('link[rel=canonical]')
if ($link.length) {
purgeCached(NOW)
const imdbId = $link.attr('href').match(/\/title\/(tt\d+)\//)[1]
const cached = JSON.parse(GM_getValue(imdbId, 'null'))
if (cached) {
if (cached.error) {
// couldn't retrieve any RT data so there's nothing
// more we can do
console.warn(cached.error)
} else {
affixRT($target, cached.data)
}
} else {
const title = $('meta[property="og:title"]')
.attr('content')
.match(/^(.+?)\s+\(\d{4}\)$/)[1]
const imdb = { id: imdbId, title }
const imdbYear = 0 | $('meta[property="og:title"]')
.attr('content')
.match(/\((\d{4})\)$/)[1]
const expires = NOW + (imdbYear === THIS_YEAR ? ONE_DAY : ONE_WEEK)
const version = DATA_VERSION
// create or replace an { expires, version, data|error } entry in
// the cache
function store (data) {
const cached = Object.assign({ expires, version }, data)
const json = JSON.stringify(cached)
GM_setValue(imdbId, json)
}
const params = JSON.parse(GM_getResourceText('query'))
const api = params.api
delete params.api
params.title = title
params.yearMax = THIS_YEAR
get(api, params)
.then(json => getRTData(json, imdb))
.then(data => {
store({ data })
affixRT($target, data)
})
.catch(error => {
store({ error })
console.error(error)
})
}
}
}