WiSpeed/index.php

<?php
// ==========================================
// 1. BACKEND API (Για το Server Hub)
// ==========================================
if (isset($_GET['api'])) {
    header('Content-Type: application/json');
    $file = 'servers.json';
    
    if (!file_exists($file)) {
        file_put_contents($file, json_encode([]));
    }
    $data = json_decode(file_get_contents($file), true);

    // Προσθήκη νέου server
    if ($_SERVER['REQUEST_METHOD'] === 'POST') {
        $input = json_decode(file_get_contents('php://input'), true);
        $url = filter_var($input['url'] ?? '', FILTER_SANITIZE_URL);
        
        if ($url) {
            if (!preg_match("~^(?:f|ht)tps?://~i", $url)) $url = "http://" . $url;
            
            // Αφαίρεση του / στο τέλος αν υπάρχει για ομοιομορφία
            $url = rtrim($url, '/');

            $exists = false;
            foreach ($data as $server) {
                if ($server['url'] === $url) $exists = true;
            }
            if (!$exists) {
                $data[] = ['url' => $url];
                file_put_contents($file, json_encode($data));
            }
            echo json_encode(['success' => true]);
        } else {
            echo json_encode(['success' => false, 'error' => 'Invalid URL']);
        }
        exit;
    }

    // Ανάγνωση και Healthcheck
    $result = [];
    foreach ($data as $server) {
        $url = $server['url'];
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_NOBODY, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_TIMEOUT, 3);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_exec($ch);
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);
        
        $status = ($httpCode >= 200 && $httpCode < 400) ? 'online' : 'offline';
        $result[] = ['url' => $url, 'status' => $status];
    }
    echo json_encode($result);
    exit;
}
?>
<!DOCTYPE html>
<html lang="el">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Modern SpeedTest & Server Hub</title>
    <script src="speedtest.js"></script>
    <style>
        @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { background-color: #0b0c10; color: #c5c6c7; font-family: 'Poppins', sans-serif; display: flex; align-items: flex-start; justify-content: center; min-height: 100vh; padding: 40px 20px; }
        .container { background: #1f2833; padding: 40px 30px; border-radius: 24px; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6); text-align: center; width: 100%; max-width: 500px; }
        h1 { color: #66fcf1; font-size: 24px; margin-bottom: 30px; letter-spacing: 1px; text-transform: uppercase; }
        
        /* SpeedTest Metrics */
        .metrics { display: flex; justify-content: space-between; margin-bottom: 40px; gap: 15px; }
        .metric { background: #0b0c10; padding: 15px 10px; border-radius: 16px; flex: 1; box-shadow: inset 0 2px 5px rgba(0,0,0,0.5); transition: transform 0.3s ease, box-shadow 0.3s ease; }
        .metric.active-dl { box-shadow: inset 0 0 15px rgba(102, 252, 241, 0.3); border: 1px solid #45a29e; }
        .metric.active-ul { box-shadow: inset 0 0 15px rgba(195, 7, 63, 0.3); border: 1px solid #c3073f; }
        .metric span { display: block; font-size: 11px; text-transform: uppercase; color: #45a29e; letter-spacing: 1px; margin-bottom: 5px; }
        .metric strong { font-size: 22px; color: #ffffff; font-weight: 600; }
        .metric small { font-size: 12px; color: #66fcf1; margin-left: 2px; }
        
        /* Gauge */
        .gauge-container { position: relative; width: 220px; height: 220px; margin: 0 auto 40px; }
        .gauge { width: 100%; height: 100%; border-radius: 50%; background: conic-gradient(#1f2833 100%, #0b0c10 0); display: flex; align-items: center; justify-content: center; box-shadow: 0 0 30px rgba(102, 252, 241, 0.1); transition: background 0.1s linear; }
        .gauge-inner { width: 190px; height: 190px; background: #1f2833; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; box-shadow: inset 0 0 20px rgba(0,0,0,0.5); }
        .current-status { font-size: 14px; color: #45a29e; text-transform: uppercase; letter-spacing: 2px; margin-bottom: -5px; height: 20px; }
        .current-speed { font-size: 48px; font-weight: 600; color: #66fcf1; text-shadow: 0 0 10px rgba(102, 252, 241, 0.4); }
        .speed-unit { font-size: 14px; color: #c5c6c7; }
        
        /* Controls (Dropdown & Button) */
        .controls-group { margin-bottom: 30px; }
        select { width: 100%; padding: 14px; border-radius: 12px; background: #0b0c10; color: #66fcf1; border: 1px solid #45a29e; outline: none; font-family: 'Poppins', sans-serif; font-size: 14px; margin-bottom: 15px; cursor: pointer; appearance: none; text-align: center;}
        
        button { background: linear-gradient(135deg, #66fcf1, #45a29e); border: none; padding: 16px 50px; border-radius: 30px; color: #0b0c10; font-size: 18px; font-weight: 600; cursor: pointer; text-transform: uppercase; width: 100%; transition: all 0.3s ease; }
        button:hover { transform: translateY(-3px); box-shadow: 0 10px 25px rgba(102, 252, 241, 0.4); }
        button:disabled { background: #45a29e; opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

        /* Hub Section */
        hr { border: 0; height: 1px; background: #45a29e; opacity: 0.3; margin: 30px 0; }
        .hub-section h3 { color: #45a29e; font-size: 16px; margin-bottom: 15px; text-transform: uppercase; }
        .input-group { display: flex; gap: 10px; margin-bottom: 20px; }
        .input-group input { flex: 1; padding: 12px; border-radius: 8px; border: 1px solid #0b0c10; background: #0b0c10; color: #fff; outline: none; }
        .input-group button { width: auto; margin: 0; padding: 12px 20px; font-size: 14px; border-radius: 8px; }
        .server-list { text-align: left; background: #0b0c10; padding: 15px; border-radius: 12px; max-height: 200px; overflow-y: auto; }
        .server-item { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid #1f2833; }
        .server-item:last-child { border-bottom: none; }
        .server-url { font-size: 14px; color: #c5c6c7; word-break: break-all; }
        .status-badge { font-size: 12px; padding: 4px 8px; border-radius: 12px; text-transform: uppercase; font-weight: 600; }
        .status-online { background: rgba(46, 204, 113, 0.2); color: #2ecc71; }
        .status-offline { background: rgba(231, 76, 60, 0.2); color: #e74c3c; }

        /* Download Agent Section */
        .download-agent-box {
            background: #0b0c10;
            border: 1px dashed #45a29e;
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 25px;
            text-align: center;
        }
        .download-agent-box p {
            font-size: 13px;
            color: #c5c6c7;
            margin-bottom: 15px;
            letter-spacing: 0.5px;
        }
        .download-btn {
            display: inline-block;
            background: transparent;
            color: #66fcf1;
            text-decoration: none;
            padding: 10px 25px;
            border: 1px solid #66fcf1;
            border-radius: 20px;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
        }
        .download-btn:hover {
            background: rgba(102, 252, 241, 0.1);
            box-shadow: 0 0 15px rgba(102, 252, 241, 0.3);
            transform: translateY(-2px);
        }
    </style>
</head>
<body>

    <div class="container">
        <h1>WiSpeed.awmn</h1>

        <div class="metrics">
            <div class="metric" id="box-ping"><span>Ping</span><strong id="ping-val">--</strong><small>ms</small></div>
            <div class="metric" id="box-dl"><span>Download</span><strong id="dl-val">--</strong><small>Mb/s</small></div>
            <div class="metric" id="box-ul"><span>Upload</span><strong id="ul-val">--</strong><small>Mb/s</small></div>
        </div>

        <div class="gauge-container">
            <div class="gauge" id="gauge">
                <div class="gauge-inner">
                    <div class="current-status" id="status-text">Ready</div>
                    <div class="current-speed" id="main-val">0</div>
                    <div class="speed-unit" id="speed-unit">Mbps</div>
                </div>
            </div>
        </div>

        <div class="controls-group">
            <select id="server-select">
                <option value="local">Αυτός ο Server (Τοπικός)</option>
            </select>
            <button id="start-btn" onclick="startTest()">Έναρξη</button>
        </div>

        <hr>

        <div class="hub-section">
            <div class="download-agent-box">
                <p>Host and register your own WiSpeed Server</p>
                <a href="speedagent.tar.gz" class="download-btn">⬇ Download Agent</a>
            </div>

            <h3>Καταχώρηση Νέου Node</h3>
            <div class="input-group">
                <input type="text" id="new-server-url" placeholder="π.χ. nodeserver1.com">
                <button onclick="registerServer()">Προσθήκη</button>
            </div>
            <h3>Ενεργοί Servers (Healthcheck)</h3>
            <div class="server-list" id="server-list-container">
                <div class="server-item" style="justify-content: center; color: #888; font-size: 12px;">Φόρτωση...</div>
            </div>
        </div>
    </div>

    <script>
        // ==========================================
        // LIBRESPEED INTEGRATION
        // ==========================================
        let s = null;

        function updateGauge(percentage, color) {
            const gauge = document.getElementById('gauge');
            let safePercentage = Math.min(percentage, 100);
            gauge.style.background = `conic-gradient(${color} ${safePercentage}%, #0b0c10 0)`;
        }

        function startTest() {
            if (s !== null) return; 

            s = new Speedtest();
            
            // Παίρνουμε την επιλογή από το Dropdown
            const selectedServer = document.getElementById('server-select').value;
            let baseUrl = "";
            
            if (selectedServer !== "local") {
                baseUrl = selectedServer + "/"; // π.χ. http://nodeserver1.com/
            }
            
            // --- ΡΥΘΜΙΣΕΙΣ URL ---
            // Αν χρησιμοποιείς το garbage.dat άλλαξε το .php σε .dat στην από κάτω γραμμή
            s.setParameter("url_dl", baseUrl + "garbage.dat"); 
            s.setParameter("url_ul", baseUrl + "empty.php");
            s.setParameter("url_ping", baseUrl + "empty.php");
            s.setParameter("url_getIp", baseUrl + "getIP.php");
            
            // UI Setup
            document.getElementById('start-btn').disabled = true;
            document.getElementById('start-btn').innerText = "Σε εξελιξη...";
            document.getElementById('ping-val').innerText = "--";
            document.getElementById('dl-val').innerText = "--";
            document.getElementById('ul-val').innerText = "--";
            document.getElementById('main-val').innerText = "0";
            document.getElementById('speed-unit').innerText = "Mbps";
            document.getElementById('status-text').innerText = "Εκκίνηση...";
            document.getElementById('server-select').disabled = true;
            updateGauge(0, '#1f2833');

            // Λήψη δεδομένων
            s.onupdate = function(data) {
                if (data.pingStatus) {
                    document.getElementById('ping-val').innerText = data.pingStatus;
                }

                if (data.testState === 1) {
                    document.getElementById('status-text').innerText = "Download";
                    document.getElementById('box-ping').classList.remove('active-dl');
                    document.getElementById('box-dl').classList.add('active-dl');
                    
                    if (data.dlStatus && data.dlStatus !== "Fail") {
                        document.getElementById('dl-val').innerText = data.dlStatus;
                        document.getElementById('main-val').innerText = data.dlStatus;
                        updateGauge((data.dlStatus / 1000) * 100, '#66fcf1'); 
                    }
                }

                if (data.testState === 3) {
                    document.getElementById('status-text').innerText = "Upload";
                    document.getElementById('box-dl').classList.remove('active-dl');
                    document.getElementById('box-ul').classList.add('active-ul');
                    
                    if (data.ulStatus && data.ulStatus !== "Fail") {
                        document.getElementById('ul-val').innerText = data.ulStatus;
                        document.getElementById('main-val').innerText = data.ulStatus;
                        updateGauge((data.ulStatus / 1000) * 100, '#c3073f');
                    }
                }
            };

            // Τέλος Test
            s.onend = function(aborted) {
                document.getElementById('status-text').innerText = aborted ? "Ακυρώθηκε" : "Ολοκληρώθηκε";
                document.getElementById('main-val').innerText = "✓";
                document.getElementById('speed-unit').innerText = "";
                document.getElementById('box-ul').classList.remove('active-ul');
                updateGauge(0, '#1f2833');
                
                document.getElementById('start-btn').innerText = "Επαναληψη";
                document.getElementById('start-btn').disabled = false;
                document.getElementById('server-select').disabled = false;
                s = null;
            };

            s.start();
        }

        // ==========================================
        // SERVER HUB INTEGRATION (AJAX)
        // ==========================================
        async function fetchServers() {
            const container = document.getElementById('server-list-container');
            const selectDropdown = document.getElementById('server-select');
            
            try {
                const response = await fetch('index.php?api=1');
                const servers = await response.json();
                
                container.innerHTML = ''; 
                // Κρατάμε πάντα τον Τοπικό server στην κορυφή του Dropdown
                selectDropdown.innerHTML = '<option value="local">Αυτός ο Server (Τοπικός)</option>';

                if(servers.length === 0) {
                    container.innerHTML = '<div class="server-item" style="justify-content: center; color: #888; font-size: 12px;">Δεν υπάρχουν servers.</div>';
                    return;
                }

                servers.forEach(server => {
                    // Προσθήκη στη Λίστα του Hub
                    const div = document.createElement('div');
                    div.className = 'server-item';
                    const statusClass = server.status === 'online' ? 'status-online' : 'status-offline';
                    div.innerHTML = `
                        <span class="server-url">${server.url}</span>
                        <span class="status-badge ${statusClass}">${server.status}</span>
                    `;
                    container.appendChild(div);

                    // Προσθήκη στο Dropdown (ΜΟΝΟ αν είναι Online)
                    if(server.status === 'online') {
                        const option = document.createElement('option');
                        option.value = server.url;
                        option.innerText = server.url;
                        selectDropdown.appendChild(option);
                    }
                });
            } catch (error) {
                container.innerHTML = '<div style="color: #e74c3c; font-size: 12px;">Σφάλμα φόρτωσης.</div>';
            }
        }

        async function registerServer() {
            const input = document.getElementById('new-server-url');
            if (!input.value.trim()) return alert('Παρακαλώ εισάγετε URL');

            await fetch('index.php?api=1', {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ url: input.value.trim() })
            });
            input.value = '';
            fetchServers(); 
        }

        window.onload = fetchServers;
    </script>
</body>
</html>