Displays player ratings on transfer, player, and national team pages
// ==UserScript==
// @name MZ - Player Ratings from MZLive
// @namespace douglaskampl
// @version 1.8
// @description Displays player ratings on transfer, player, and national team pages
// @author Douglas
// @match https://www.managerzone.com/?p=transfer*
// @match https://www.managerzone.com/?p=players*
// @match https://www.managerzone.com/?p=national_teams*
// @icon https://www.google.com/s2/favicons?sz=64&domain=managerzone.com
// @grant GM_addStyle
// @run-at document-idle
// @license MIT
// ==/UserScript==
(function () {
'use strict';
const RATINGS = {
"SPEED": { "K": 0.09, "D": 0.25, "A": 0.25, "M": 0.15, "W": 0.25, "F": 0.23 },
"STAMINA": { "K": 0.09, "D": 0.16, "A": 0.18, "M": 0.15, "W": 0.20, "F": 0.15 },
"PLAYINT": { "K": 0.09, "D": 0.07, "A": 0.05, "M": 0.10, "W": 0.06, "F": 0.05 },
"PASSING": { "K": 0.02, "D": 0.02, "A": 0.05, "M": 0.15, "W": 0.04, "F": 0.04 },
"SHOOTING": { "K": 0.00, "D": 0.00, "A": 0.00, "M": 0.00, "W": 0.05, "F": 0.28 },
"HEADING": { "K": 0.00, "D": 0.00, "A": 0.02, "M": 0.00, "W": 0.00, "F": 0.03 },
"GOALKEEPING": { "K": 0.55, "D": 0.00, "A": 0.00, "M": 0.00, "W": 0.00, "F": 0.00 },
"BALLCONTROL": { "K": 0.09, "D": 0.08, "A": 0.10, "M": 0.12, "W": 0.15, "F": 0.15 },
"TACKLING": { "K": 0.00, "D": 0.30, "A": 0.25, "M": 0.20, "W": 0.05, "F": 0.02 },
"CROSSING": { "K": 0.02, "D": 0.07, "A": 0.05, "M": 0.08, "W": 0.15, "F": 0.00 },
"SETPLAYS": { "K": 0.00, "D": 0.00, "A": 0.00, "M": 0.00, "W": 0.00, "F": 0.00 },
"EXPERIENCE": { "K": 0.05, "D": 0.05, "A": 0.05, "M": 0.05, "W": 0.05, "F": 0.05 }
};
const SKILLS = [
"SPEED",
"STAMINA",
"PLAYINT",
"PASSING",
"SHOOTING",
"HEADING",
"GOALKEEPING",
"BALLCONTROL",
"TACKLING",
"CROSSING",
"SETPLAYS",
"EXPERIENCE",
];
function calculateRatings(skills) {
const player = { K: 0, D: 0, A: 0, M: 0, W: 0, F: 0, B: 0, top: 0 };
if (typeof skills !== 'object' || skills === null) {
return player;
}
SKILLS.forEach(skillName => {
if (!skills[skillName] || !RATINGS[skillName]) return;
const value = parseInt(skills[skillName], 10);
if (isNaN(value)) return;
if (skillName !== "EXPERIENCE") {
player.B += value;
}
Object.keys(player).forEach(pos => {
if (pos !== 'B' && pos !== 'top') {
const weight = RATINGS[skillName][pos];
if (typeof weight === 'number') {
player[pos] += value * weight;
if (player[pos] > player.top) {
player.top = player[pos];
}
}
}
});
});
return {
K: player.K.toFixed(2),
D: player.D.toFixed(2),
A: player.A.toFixed(2),
M: player.M.toFixed(2),
W: player.W.toFixed(2),
F: player.F.toFixed(2),
B: player.B,
top: player.top.toFixed(2)
};
}
function extractSkillsFromTable(skillsTable) {
const skills = {};
if (!skillsTable || typeof skillsTable.querySelectorAll !== 'function') return skills;
const skillRows = skillsTable.querySelectorAll('tbody > tr');
if (!skillRows || typeof skillRows.forEach !== 'function') return skills;
skillRows.forEach((row, index) => {
if (index >= SKILLS.length) return;
if (!row || typeof row.querySelector !== 'function') return;
const valueElem = row.querySelector('td.skillval > span');
if (valueElem && valueElem.textContent) {
const skillType = SKILLS[index];
const value = valueElem.textContent.trim().replace(/[()]/g, '');
if (skillType && value !== null && value !== '' && !isNaN(parseInt(value, 10))) {
skills[skillType] = value;
}
}
});
return skills;
}
function extractPlayerSkillsDirectly(playerElement) {
if (!playerElement || typeof playerElement.querySelector !== 'function') return {};
const skillsTable = playerElement.querySelector('.player_skills');
if (skillsTable) {
return extractSkillsFromTable(skillsTable);
}
return {};
}
function decodeHtmlEntities(text) {
if (typeof text !== 'string' || !text) return '';
try {
const textarea = document.createElement('textarea');
textarea.innerHTML = text;
return textarea.value;
} catch (e) {
console.error("Error decoding HTML", e);
return text;
}
}
function fetchSkillsFromTransfer(playerId) {
return new Promise((resolve, reject) => {
if (typeof playerId !== 'string' || !playerId.trim()) {
reject("Invalid player ID for fetch.");
return;
}
const url = `https://www.managerzone.com/ajax.php?p=transfer&sub=transfer-search&sport=soccer&issearch=true&u=${playerId}&nationality=all_nationalities&deadline=0&category=&valuea=&valueb=&bida=&bidb=&agea=19&ageb=37&birth_season_low=56&birth_season_high=74&tot_low=0&tot_high=110&s0a=0&s0b=10&s1a=0&s1b=10&s2a=0&s2b=10&s3a=0&s3b=10&s4a=0&s4b=10&s5a=0&s5b=10&s6a=0&s6b=10&s7a=0&s7b=10&s8a=0&s8b=10&s9a=0&s9b=10&s10a=0&s10b=10&s11a=0&s11b=10&s12a=0&s12b=10&o=0`;
fetch(url, { credentials: 'include' })
.then(response => {
if (!response.ok) {
throw new Error(`HTTP Error: ${response.status}`);
}
return response.json();
})
.then(data => {
if (data && data.players) {
try {
const decodedHtml = decodeHtmlEntities(data.players);
const parser = new DOMParser();
const ajaxDoc = parser.parseFromString(decodedHtml, 'text/html');
const skillsTable = ajaxDoc.querySelector('.player_skills');
if (skillsTable) {
const skills = extractSkillsFromTable(skillsTable);
if (Object.keys(skills).length > 0) {
resolve(skills);
} else {
reject("Could not extract skills from the AJAX response table.");
}
} else {
reject("Skills table not found in AJAX response.");
}
} catch (e) {
console.error("Error parsing AJAX response:", e);
reject("Error parsing AJAX response: " + e.message);
}
} else {
reject("No player data found in AJAX response.");
}
})
.catch(error => {
console.error("Error during fetch request:", error);
reject("Error during fetch request: " + error.message);
});
});
}
function createRatingDisplay(ratingsData) {
if (typeof ratingsData !== 'object' || ratingsData === null) {
const errorContainer = document.createElement('div');
errorContainer.textContent = 'Error generating rating display.';
return errorContainer;
}
const positions = [
{ code: 'K', name: 'Goalkeeper', value: ratingsData.K },
{ code: 'D', name: 'Defender', value: ratingsData.D },
{ code: 'A', name: 'Anchorman', value: ratingsData.A },
{ code: 'M', name: 'Midfielder', value: ratingsData.M },
{ code: 'W', name: 'Winger', value: ratingsData.W },
{ code: 'F', name: 'Forward', value: ratingsData.F }
];
const container = document.createElement('div');
container.className = 'mz-rating-container';
const ratingsList = document.createElement('div');
ratingsList.className = 'mz-rating-list';
positions.forEach(pos => {
const row = document.createElement('div');
row.className = 'mz-rating-row';
const isTop = typeof pos.value === 'string' && typeof ratingsData.top === 'string' && pos.value === ratingsData.top;
const posName = document.createElement('span');
posName.className = 'mz-pos-name' + (isTop ? ' mz-pos-top' : '');
posName.textContent = (pos.name || 'N/A') + ':';
const posValue = document.createElement('span');
posValue.className = 'mz-pos-value' + (isTop ? ' mz-pos-top' : '');
posValue.textContent = pos.value || '0.00';
row.appendChild(posName);
row.appendChild(posValue);
ratingsList.appendChild(row);
});
container.appendChild(ratingsList);
const infoRow = document.createElement('div');
infoRow.className = 'mz-rating-info-row';
const totalBalls = ratingsData.B !== undefined ? ratingsData.B : 'N/A';
const topRating = ratingsData.top !== undefined ? ratingsData.top : 'N/A';
infoRow.innerHTML = `<span>Total Balls: <strong>${totalBalls}</strong></span> <span>Top: <strong>${topRating}</strong></span>`;
container.appendChild(infoRow);
return container;
}
function shouldAddButton(playerElement) {
if (!playerElement || typeof playerElement.querySelector !== 'function') return false;
const skillsTable = playerElement.querySelector('.player_skills');
if (skillsTable && skillsTable.querySelector('tbody > tr > td.skillval > span')) {
return true;
}
const currentSearch = typeof window !== 'undefined' && window.location && window.location.search ? window.location.search : "";
const isSinglePlayerPage = currentSearch.includes('pid=') && !currentSearch.includes('&sub=search&pid=');
const isOnTransferMarketLink = playerElement.querySelector('a[href*="p=transfer&sub=players&u="]');
if (isSinglePlayerPage && isOnTransferMarketLink) {
return true;
}
const isNationalTeamSearchPlayerPage = currentSearch.includes('p=national_teams') && currentSearch.includes('&sub=search&pid=');
if (isNationalTeamSearchPlayerPage && skillsTable) {
return true;
}
return false;
}
function addRatingButton(playerElement) {
if (!playerElement || typeof playerElement.querySelector !== 'function') {
return;
}
const idElementContainer = playerElement.querySelector('.subheader');
if (!idElementContainer) {
return;
}
const idElement = idElementContainer.querySelector('.player_id_span');
if (!idElement || !idElement.textContent) {
return;
}
const playerId = idElement.textContent.trim();
if (!playerId) {
return;
}
if (!shouldAddButton(playerElement)) {
return;
}
if (idElement.parentNode.querySelector('.mz-rating-btn')) {
return;
}
const btn = document.createElement('button');
btn.className = 'mz-rating-btn';
btn.innerHTML = '<i class="fa-solid fa-calculator"></i>';
btn.title = 'Show player ratings';
btn.dataset.playerId = playerId;
let ratingContainer = null;
let isVisible = false;
let isLoading = false;
btn.addEventListener('click', async (e) => {
if (e) {
e.preventDefault();
e.stopPropagation();
}
if (isLoading) return;
if (isVisible && ratingContainer) {
ratingContainer.classList.remove('mz-rating-visible');
setTimeout(() => {
if (ratingContainer && ratingContainer.parentNode) {
try {
ratingContainer.parentNode.removeChild(ratingContainer);
} catch (removeError) {
console.error("MZ Ratings: Error removing rating container:", removeError);
}
}
ratingContainer = null;
}, 300);
isVisible = false;
btn.innerHTML = '<i class="fa-solid fa-calculator"></i>';
btn.title = 'Show player ratings';
return;
}
isLoading = true;
btn.innerHTML = '<i class="fa-solid fa-spinner fa-spin"></i>';
btn.title = 'Loading ratings...';
let skills = {};
try {
skills = extractPlayerSkillsDirectly(playerElement);
const currentSearch = typeof window !== 'undefined' && window.location && window.location.search ? window.location.search : "";
if (Object.keys(skills).length === 0) {
const isSinglePlayerPage = currentSearch.includes('pid=') && !currentSearch.includes('&sub=search&pid=');
const isOnTransferMarketLink = playerElement.querySelector('a[href*="p=transfer&sub=players&u="]');
if (isSinglePlayerPage && isOnTransferMarketLink) {
skills = await fetchSkillsFromTransfer(playerId);
}
}
if (Object.keys(skills).length > 0) {
const ratingsData = calculateRatings(skills);
ratingContainer = createRatingDisplay(ratingsData);
const playerHeader = playerElement.querySelector('.subheader');
const targetElement = playerHeader && playerHeader.nextSibling ? playerHeader.nextSibling : playerElement.firstChild;
if (playerHeader && playerHeader.parentNode) {
playerHeader.parentNode.insertBefore(ratingContainer, targetElement);
} else {
playerElement.insertBefore(ratingContainer, playerElement.firstChild);
}
requestAnimationFrame(() => {
requestAnimationFrame(() => {
if (ratingContainer) ratingContainer.classList.add('mz-rating-visible');
});
});
isVisible = true;
btn.innerHTML = '<i class="fa-solid fa-xmark"></i>';
btn.title = 'Hide player ratings';
} else {
btn.innerHTML = '<i class="fa-solid fa-triangle-exclamation"></i>';
btn.title = 'Could not retrieve skills';
setTimeout(() => {
if (!isVisible) {
btn.innerHTML = '<i class="fa-solid fa-calculator"></i>';
btn.title = 'Show player ratings';
}
}, 2000);
}
} catch (error) {
console.error(`MZ Ratings: Error getting ratings for player ${playerId}:`, error);
btn.innerHTML = '<i class="fa-solid fa-triangle-exclamation"></i>';
btn.title = `Error: ${typeof error === 'object' && error !== null && error.message ? error.message : String(error)}`;
setTimeout(() => {
if (!isVisible) {
btn.innerHTML = '<i class="fa-solid fa-calculator"></i>';
btn.title = 'Show player ratings';
}
}, 3000);
} finally {
isLoading = false;
if (!isVisible && btn.innerHTML && !btn.innerHTML.includes('fa-triangle-exclamation')) {
btn.innerHTML = '<i class="fa-solid fa-calculator"></i>';
btn.title = 'Show player ratings';
}
}
});
const idSpanContainer = idElement.parentNode;
if (idSpanContainer) {
idSpanContainer.insertBefore(btn, idElement.nextSibling);
} else {
console.error("MZ Ratings: Could not find parent of player ID span to insert button.");
}
}
function processPlayerElements() {
try {
const playerContainers = document.querySelectorAll('div[id^="thePlayers_"]');
if (playerContainers && typeof playerContainers.forEach === 'function') {
playerContainers.forEach(container => {
try {
if (container) addRatingButton(container);
} catch (e) {
console.error("MZ Ratings: Error processing individual player container:", container, e);
}
});
}
} catch (e) { console.error("MZ Ratings: Error querying for player containers:", e); }
}
function setUpObserver() {
let targetNode = null;
if (typeof document !== 'undefined') {
targetNode = document.getElementById('players_container')
|| document.querySelector('.mainContent')
|| document.body;
}
if (!targetNode) {
console.error("MZ Ratings: Could not find a suitable node to observe for mutations.");
return null;
}
const observer = new MutationObserver((mutations) => {
let needsProcessing = false;
if (mutations && typeof mutations.forEach === 'function') {
mutations.forEach(mutation => {
if (mutation.type === 'childList' && mutation.addedNodes && mutation.addedNodes.length > 0) {
for (const node of mutation.addedNodes) {
if (node.nodeType === Node.ELEMENT_NODE) {
if ((node.id && typeof node.id === 'string' && node.id.startsWith('thePlayers_')) ||
(node.querySelector && node.querySelector('div[id^="thePlayers_"]')))
{
needsProcessing = true;
break;
}
}
}
}
if(needsProcessing) return;
});
}
if (needsProcessing) {
setTimeout(processPlayerElements, 250);
}
});
try {
observer.observe(targetNode, { childList: true, subtree: true });
return observer;
} catch (e) {
console.error("Error starting MutationObserver:", e);
return null;
}
}
function addStyles() {
if (typeof GM_addStyle !== 'function') {
console.error("GM_addStyle is not available. Styles will not be applied.");
return;
}
try {
GM_addStyle(
`.mz-rating-btn {
display: inline-flex;
align-items: center;
justify-content: center;
margin-left: 8px;
width: 20px;
height: 20px;
border: none;
border-radius: 50%;
background: #1a73e8;
color: white;
cursor: pointer;
font-size: 12px;
line-height: 1;
vertical-align: middle;
transition: all 0.2s ease;
box-shadow: 0 1px 3px rgba(0,0,0,0.15);
padding: 0;
}
.mz-rating-btn:hover {
background: #0d5bbb;
transform: translateY(-1px);
box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}
.mz-rating-btn > i {
font-size: 12px;
line-height: 1;
vertical-align: baseline;
}
.mz-rating-container {
margin: 10px 0 5px 5px;
padding: 10px 12px;
background: #f8f9fa;
border: 1px solid #e0e0e0;
border-radius: 6px;
box-shadow: 0 1px 4px rgba(0,0,0,0.08);
width: fit-content;
opacity: 0;
max-height: 0;
overflow: hidden;
transform: translateY(-10px);
transition: all 0.3s ease-out;
}
.mz-rating-visible {
opacity: 1;
max-height: 500px;
transform: translateY(0);
margin-bottom: 10px;
}
.mz-rating-list {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
gap: 5px 10px;
margin-bottom: 8px;
}
.mz-rating-row {
display: flex;
justify-content: space-between;
align-items: center;
padding: 2px 0px;
font-size: 12px;
}
.mz-pos-name {
color: #444;
margin-right: 5px;
}
.mz-pos-value {
font-weight: bold;
color: #222;
font-family: monospace;
}
.mz-pos-top {
color: #1a73e8;
font-weight: bold;
}
.mz-rating-info-row {
margin-top: 8px;
padding-top: 6px;
border-top: 1px solid #e0e0e0;
font-size: 11px;
color: #555;
display: flex;
justify-content: space-between;
}
.mz-rating-info-row strong {
color: #111;
font-weight: 600;
}`
);
} catch (e) {
console.error("MZ Ratings: Error calling GM_addStyle:", e);
}
}
function initializeNTStuff() {
if (typeof window === 'undefined' || !window.location || !window.location.search) return;
const currentSearch = window.location.search;
if (!currentSearch.startsWith("?p=national_teams")) return;
if (currentSearch.includes('&sub=search&pid=')) {
return;
}
const tabsNav = document.querySelector('ul.ui-tabs-nav');
if (tabsNav && typeof tabsNav.querySelectorAll === 'function') {
const tabLinks = tabsNav.querySelectorAll('li > a.ui-tabs-anchor');
if (tabLinks && typeof tabLinks.forEach === 'function') {
tabLinks.forEach(link => {
if (link && typeof link.addEventListener === 'function' && link.href && link.href.includes('&sub=players')) {
link.addEventListener('click', () => {
setTimeout(() => {
const parentLi = link.closest('li');
if (parentLi && parentLi.classList.contains('ui-tabs-active')) {
processPlayerElements();
}
}, 750);
});
}
});
}
const activePlayersTabLink = tabsNav.querySelector('li.ui-tabs-active > a.ui-tabs-anchor[href*="&sub=players"]');
if (activePlayersTabLink) {
setTimeout(processPlayerElements, 500);
}
}
}
function init() {
addStyles();
processPlayerElements();
setUpObserver();
initializeNTStuff();
}
if (typeof document !== 'undefined' && (document.readyState === 'complete' || document.readyState === 'interactive')) {
setTimeout(init, 350);
} else if (typeof window !== 'undefined' && typeof window.addEventListener === 'function') {
window.addEventListener('DOMContentLoaded', () => setTimeout(init, 350));
} else {
console.error("Could not determine document ready state to initialize.");
}
})();