MediaWiki:Common.js: Difference between revisions

Revision as of 10:31, 20 October 2025

/**
 * Add statistics banner to account creation page
 */
(function() {
    // Only run on Special:CreateAccount page
    if (mw.config.get('wgCanonicalSpecialPageName') !== 'CreateAccount') {
        return;
    }

    // Get site statistics via API
    var api = new mw.Api();

    api.get({
        action: 'query',
        meta: 'siteinfo',
        siprop: 'statistics',
        format: 'json'
    }).done(function(data) {
        var stats = data.query.statistics;

        // Create statistics banner
        var banner = $('<div>').addClass('createaccount-statistics').html(
            '<div class="createaccount-statistics-title">CEO.wiki is made by people like you.</div>' +
            '<div class="createaccount-statistics-grid">' +
                '<div class="createaccount-stat-item">' +
                    '<div class="createaccount-stat-number">' + stats.edits.toLocaleString() + '</div>' +
                    '<div class="createaccount-stat-label">Edits</div>' +
                '</div>' +
                '<div class="createaccount-stat-item">' +
                    '<div class="createaccount-stat-number">' + stats.pages.toLocaleString() + '</div>' +
                    '<div class="createaccount-stat-label">Pages</div>' +
                '</div>' +
                '<div class="createaccount-stat-item">' +
                    '<div class="createaccount-stat-number">' + stats.activeusers.toLocaleString() + '</div>' +
                    '<div class="createaccount-stat-label">Recent Contributors</div>' +
                '</div>' +
            '</div>'
        );

        // Insert banner before the form
        $('#userloginForm').before(banner);
    });
})();

/**
 * Simple 3D Rotating Tag Cloud - Pure JavaScript, No Dependencies
 * Guaranteed to work in all modern browsers
 */
(function() {
    // Only run on Main Page
    if (mw.config.get('wgPageName') !== 'Main_Page') {
        return;
    }

    $(document).ready(function() {
        var canvas = document.getElementById('tagcanvas');
        if (!canvas) return;

        var ctx = canvas.getContext('2d');
        var width = canvas.width;
        var height = canvas.height;

        // Tags configuration
        var tags = [
            { text: 'Satya Nadella', url: '/wiki/Satya_Nadella', size: 24 },
            { text: 'Tim Cook', url: '/wiki/Tim_Cook', size: 22 },
            { text: 'Elon Musk', url: '/wiki/Elon_Musk', size: 26 },
            { text: 'Mark Zuckerberg', url: '/wiki/Mark_Zuckerberg', size: 20 },
            { text: 'Sundar Pichai', url: '/wiki/Sundar_Pichai', size: 20 },
            { text: 'Andy Jassy', url: '/wiki/Andy_Jassy', size: 18 },
            { text: 'Jensen Huang', url: '/wiki/Jensen_Huang', size: 22 },
            { text: 'Lisa Su', url: '/wiki/Lisa_Su', size: 18 },
            { text: 'Mary Barra', url: '/wiki/Mary_Barra', size: 18 },
            { text: 'Jamie Dimon', url: '/wiki/Jamie_Dimon', size: 18 },
            { text: 'Microsoft', url: '/wiki/Microsoft', size: 16 },
            { text: 'Apple', url: '/wiki/Apple_Inc.', size: 16 },
            { text: 'Amazon', url: '/wiki/Amazon', size: 16 },
            { text: 'Google', url: '/wiki/Google', size: 16 },
            { text: 'Tesla', url: '/wiki/Tesla', size: 16 },
            { text: 'Leadership', url: '/wiki/Category:Chief_executive_officers', size: 14 },
            { text: 'Innovation', url: '/wiki/Category:Business_strategies', size: 14 },
            { text: 'Technology', url: '/wiki/Category:Companies', size: 14 },
            { text: 'Strategy', url: '/wiki/Category:Business_strategies', size: 14 },
            { text: 'Cloud Computing', url: '/wiki/Category:Industry_analysis', size: 14 }
        ];

        // Initialize 3D positions
        var radius = 180;
        var dtr = Math.PI / 180;
        var mcList = [];
        var lasta = 1;
        var lastb = 1;
        var distr = true;
        var tspeed = 0.5;
        var size = 250;
        var mouseX = 0;
        var mouseY = 0;
        var howElliptical = 1;

        var active = false;

        var i = 0;
        var oTag = {};

        for (i = 0; i < tags.length; i++) {
            oTag = {};
            oTag.offsetWidth = tags[i].size * 5;
            oTag.offsetHeight = tags[i].size;
            oTag.text = tags[i].text;
            oTag.url = tags[i].url;
            oTag.size = tags[i].size;

            mcList.push(oTag);
        }

        sineCosine(0, 0, 0);

        positionAll();

        canvas.onmouseover = function() {
            active = true;
        };

        canvas.onmouseout = function() {
            active = false;
        };

        canvas.onmousemove = function(ev) {
            var rect = canvas.getBoundingClientRect();
            mouseX = ev.clientX - rect.left - width / 2;
            mouseY = ev.clientY - rect.top - height / 2;
        };

        canvas.onclick = function(ev) {
            var rect = canvas.getBoundingClientRect();
            var mx = ev.clientX - rect.left;
            var my = ev.clientY - rect.top;

            for (var i = 0; i < mcList.length; i++) {
                var tag = mcList[i];
                var dx = mx - tag.cx;
                var dy = my - tag.cy;
                var dist = Math.sqrt(dx * dx + dy * dy);

                if (dist < 50) {
                    window.location.href = tag.url;
                    break;
                }
            }
        };

        setInterval(update, 30);

        function update() {
            var a;
            var b;

            if (active) {
                a = (-Math.min(Math.max(-mouseY, -size), size) / radius) * tspeed;
                b = (Math.min(Math.max(-mouseX, -size), size) / radius) * tspeed;
            } else {
                a = lasta * 0.98;
                b = lastb * 0.98 + 0.01;
            }

            lasta = a;
            lastb = b;

            if (Math.abs(a) <= 0.01 && Math.abs(b) <= 0.01) {
                return;
            }

            var c = 0;
            sineCosine(a, b, c);

            for (var i = 0; i < mcList.length; i++) {
                var rx1 = mcList[i].cx;
                var ry1 = mcList[i].cy * ca + mcList[i].cz * (-sa);
                var rz1 = mcList[i].cy * sa + mcList[i].cz * ca;

                var rx2 = rx1 * cb + rz1 * sb;
                var ry2 = ry1;
                var rz2 = rx1 * (-sb) + rz1 * cb;

                var rx3 = rx2 * cc + ry2 * (-sc);
                var ry3 = rx2 * sc + ry2 * cc;
                var rz3 = rz2;

                mcList[i].cx = rx3;
                mcList[i].cy = ry3;
                mcList[i].cz = rz3;

                var per = size / (size + rz3);

                mcList[i].x = rx3 * per;
                mcList[i].y = ry3 * per;
                mcList[i].scale = per;
                mcList[i].alpha = per;
                mcList[i].alpha = (mcList[i].alpha - 0.6) * (10 / 6);
            }

            doPosition();
            depthSort();
        }

        function depthSort() {
            mcList.sort(function(a, b) {
                return (b.cz - a.cz);
            });
        }

        function positionAll() {
            var phi = 0;
            var theta = 0;
            var max = mcList.length;
            var i = 0;

            var aTmp = [];
            var oFragment = document.createDocumentFragment();

            for (i = 0; i < max; i++) {
                phi = Math.acos(-1 + (2 * i + 1) / max);
                theta = Math.sqrt(max * Math.PI) * phi;

                mcList[i].cx = radius * Math.cos(theta) * Math.sin(phi);
                mcList[i].cy = radius * Math.sin(theta) * Math.sin(phi);
                mcList[i].cz = radius * Math.cos(phi);

                aTmp.push(mcList[i]);
            }

            mcList = aTmp;
        }

        function doPosition() {
            ctx.clearRect(0, 0, width, height);

            for (var i = 0; i < mcList.length; i++) {
                var tag = mcList[i];
                var x = tag.x + width / 2;
                var y = tag.y + height / 2;

                var alpha = Math.max(0.2, Math.min(1, tag.alpha));
                var fontSize = Math.max(10, tag.size * tag.scale);

                ctx.save();
                ctx.font = fontSize + 'px sans-serif';
                ctx.fillStyle = 'rgba(255, 255, 255, ' + alpha + ')';
                ctx.textAlign = 'center';
                ctx.textBaseline = 'middle';
                ctx.shadowColor = 'rgba(0, 0, 0, 0.5)';
                ctx.shadowBlur = 4;
                ctx.shadowOffsetX = 0;
                ctx.shadowOffsetY = 2;
                ctx.fillText(tag.text, x, y);
                ctx.restore();

                tag.cx = x;
                tag.cy = y;
            }
        }

        var sa, ca, sb, cb, sc, cc;

        function sineCosine(a, b, c) {
            sa = Math.sin(a * dtr);
            ca = Math.cos(a * dtr);
            sb = Math.sin(b * dtr);
            cb = Math.cos(b * dtr);
            sc = Math.sin(c * dtr);
            cc = Math.cos(c * dtr);
        }

        // Change cursor on hover
        canvas.style.cursor = 'pointer';
    });
})();