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Add a display of IMDb ratings below movie and show titles while browsing Netflix.
// ==UserScript==
// @name Netflix display IMDb ratings
// @namespace driver8.net
// @version 0.2.1
// @description Add a display of IMDb ratings below movie and show titles while browsing Netflix.
// @author driver8, TeluguGameboy
// @match *://*.netflix.com/*
// @grant GM_xmlhttpRequest
// @grant GM_addStyle
// @grant GM_getValue
// @grant GM_setValue
// @require https://greasyfork.org/scripts/390115-imdb-utility-library-api/code/IMDb%20Utility%20Library%20(API).js?version=733074
// @connect omdbapi.com
// @connect imdb.com
// ==/UserScript==
(function() {
'use strict';
console.log('hi netflix');
const pending = new Set(),
MAX_RESULT_AGE = 30;
// Adds CSS which displays the score in a circular div.
function addDiv(movieOrShowTitle, data) {
// Makes sure that we only add the div once.
if (document.getElementById(data.id)) return;
const el = document.querySelector('.bob-title');
if (el && el.textContent.trim() === movieOrShowTitle) {
// Styling the div to be red, circluar, and have large white text.
const div = document.createElement("div");
div.classList.add('imdb-rating');
div.dataset.title = movieOrShowTitle;
div.textContent = data.rating;
div.id = data.id;
el.parentNode.insertBefore(div, el.nextSibling);
}
}
// This function gets the data from imdb and calls the function to display it.
function getIMDbScore(movieOrShowTitle) {
var data = GM_getValue(movieOrShowTitle);
let age_check = true;
try {
age_check = Date.now() - new Date(data.dateFetched).getTime() < MAX_RESULT_AGE * 24 * 60 * 60 * 1000; // Update data for results older than X days
} catch (e) {
age_check = false;
}
if (data instanceof Object && data.hasOwnProperty('rating') && age_check) {
console.log('EXISTS', data);
addDiv(movieOrShowTitle, data);
} else if (pending.has(movieOrShowTitle)) {
// Do nothing
//console.log(movieOrShowTitle, 'pending');
} else {
console.log(movieOrShowTitle, 'starting');
pending.add(movieOrShowTitle);
// Use IMDb Utility Library function to get the data
getImdbInfoFromTitle(movieOrShowTitle).then((data) => {
console.log('got data', data);
GM_setValue(movieOrShowTitle, data);
addDiv(movieOrShowTitle, data);
}).catch((err) => {
console.log(`Error getting data for ${movieOrShowTitle}: ${err}`);
});
}
}
// Main code!
// Allows extension to observe changes to the dom.
var MutationObserver = window.MutationObserver || window.WebKitMutationObserver;
// Define an observer that looks for a specific change.
var observer = new MutationObserver(function(mutations, observer) {
let titleEl = document.querySelector('.bob-title');
if (titleEl) {
let movieOrShowTitle = titleEl.textContent.trim(),
ratingDiv = document.querySelector('.imdb-rating');
// If a div exists for this title, do nothing
if (!(ratingDiv && ratingDiv.dataset.title && ratingDiv.dataset.title === movieOrShowTitle)) {
// Display score by getting imdb score and adding to dom.
getIMDbScore(movieOrShowTitle);
}
}
});
// Define what element should be observed by the observer and what types of mutations trigger the callback.
var target = document; // document.querySelector(".mainView");
observer.observe(target, {
subtree: true,
childList: true
});
GM_addStyle(
`
.imdb-rating {
width: 36px;
height: 28px;
line-height: 29px;
border-radius: 18%;
background: #f5c518;
color: black;
text-align: center;
font-size: 18px;
font-weight: bold;
`
);
})();