ShareStudy/admin/dashboard.php at main · 0902cs231028-sys/ShareStudy · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
<?php
session_start();
require_once '../includes/db_connect.php';

// 1. STRICT SECURITY CHECK
if (!isset($_SESSION['user_id']) || $_SESSION['role'] !== 'admin') {
    header("Location: ../login.php");
    exit;
}

$admin_id = $_SESSION['user_id'];
$username = $_SESSION['username'];

// 2. MODERATION ACTIONS
$msg = "";
if (isset($_GET['action']) && isset($_GET['id'])) {
    $target_id = $_GET['id'];

    if ($_GET['action'] == 'ban') {
        $conn->prepare("UPDATE users SET is_blocked = 1 WHERE id = :id AND role != 'admin'")->execute(['id' => $target_id]);
        $msg = "User Hard-Banned.";
    }
    if ($_GET['action'] == 'shadow_ban') {
        $conn->prepare("UPDATE users SET is_shadow_banned = 1 WHERE id = :id")->execute(['id' => $target_id]);
        $msg = "User Shadow-Banned.";
    }
    if ($_GET['action'] == 'restore') {
        $conn->prepare("UPDATE users SET is_blocked = 0, is_shadow_banned = 0 WHERE id = :id")->execute(['id' => $target_id]);
        $msg = "User Access Restored.";
    }
    if ($_GET['action'] == 'delete_file') {
        $stmt = $conn->prepare("SELECT stored_name FROM files WHERE id = :id");
        $stmt->execute(['id' => $target_id]);
        $file = $stmt->fetch();
        if ($file) {
            $path = "../uploads/" . $file['stored_name'];
            if (file_exists($path)) unlink($path);
            $conn->prepare("DELETE FROM files WHERE id = :id")->execute(['id' => $target_id]);
            $msg = "File Permanently Deleted.";
        }
    }
}

// 3. WARNING THREAT HANDLER
if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['send_warning'])) {
    $stmt = $conn->prepare("UPDATE users SET pending_warning = :warn WHERE id = :id");
    $stmt->execute(['warn' => $_POST['warning_text'], 'id' => $_POST['target_user']]);
    $msg = "Warning sent to user's dashboard.";
}

// 4. DATA FETCHING
$total_users = $conn->query("SELECT COUNT(*) FROM users")->fetchColumn();
$reported_count = $conn->query("SELECT COUNT(*) FROM files WHERE report_count > 0")->fetchColumn();
$users_list = $conn->query("SELECT * FROM users WHERE role != 'admin' ORDER BY id DESC")->fetchAll();
$reported_files = $conn->query("SELECT f.*, u.username as uploader FROM files f JOIN users u ON f.user_id = u.id WHERE f.report_count > 0 ORDER BY f.report_count DESC")->fetchAll();
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Admin Command | ShareStudy</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
    <style>
        body { background: #0b0e14; color: #e0e6ed; font-family: 'Inter', sans-serif; }
        .glass-panel { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; }
        .stat-card { border-left: 4px solid #ffc107; padding: 1.5rem; }
        .upload-area { border: 2px dashed #ffc107; background: rgba(255,193,7,0.05); cursor: pointer; }
        .chat-monitor { height: 450px; overflow-y: auto; background: rgba(0,0,0,0.2); border-radius: 8px; padding: 10px; }
        .date-divider { text-align: center; margin: 15px 0; }
        .date-divider span { background: #1a1a1a; padding: 2px 12px; border-radius: 10px; font-size: 0.6rem; color: #888; border: 1px solid #333; }
    </style>
</head>
<body>

<nav class="navbar navbar-dark bg-dark px-4 border-bottom border-secondary">
    <a class="navbar-brand fw-bold text-warning" href="#"><i class="fas fa-shield-alt"></i> COMMAND CENTER</a>
    <div class="d-flex align-items-center">
        <span class="me-3 text-warning fw-bold small">ADMIN: <?php echo $username; ?></span>
        <a href="../dashboard.php" class="btn btn-sm btn-outline-light me-2">Exit to Site</a>
        <a href="../logout.php" class="btn btn-sm btn-danger">Logout</a>
    </div>
</nav>

<div class="container-fluid py-4">
    <?php if($msg): ?><div class="alert alert-warning text-center small"><?php echo $msg; ?></div><?php endif; ?>

    <div class="row g-4 mb-4">
        <div class="col-md-3"><div class="glass-panel stat-card"><h6>Total Students</h6><h3><?php echo $total_users; ?></h3></div></div>
        <div class="col-md-3"><div class="glass-panel stat-card" style="border-color:#f44336"><h6>Reported Files</h6><h3><?php echo $reported_count; ?></h3></div></div>
    </div>

    <div class="row g-4">
        <div class="col-lg-8">
            <div class="glass-panel p-4 mb-4">
                <h6 class="text-warning mb-3"><i class="fas fa-upload"></i> Global Resource Upload</h6>
                <div class="upload-area p-3 text-center rounded" id="dropZone">
                    <p class="mb-0" id="fileLabel">Drag & Drop file to publish</p>
                    <input type="file" id="fileInput" hidden>
                </div>
                <div id="uploadDetails" class="mt-3 d-none">
                    <div class="row g-2">
                        <div class="col-md-8"><input type="text" id="fileDesc" class="form-control bg-dark text-white border-secondary" placeholder="Description"></div>
                        <div class="col-md-4">
                            <select id="fileSubject" class="form-select bg-dark text-white border-secondary">
                                <option value="DSA">DSA</option><option value="DBMS">DBMS</option><option value="TOC">TOC</option><option value="OS">OS</option><option value="Cyber Security">Cyber Security</option>
                            </select>
                        </div>
                    </div>
                    <button class="btn btn-warning w-100 mt-2 fw-bold" id="confirmUploadBtn">UPLOAD AS ADMIN</button>
                </div>
            </div>

            <div class="glass-panel p-4 mb-4">
                <h6>Student Management</h6>
                <div class="table-responsive">
                    <table class="table align-middle">
                        <thead><tr><th>User</th><th>Status</th><th>Actions</th></tr></thead>
                        <tbody>
                            <?php foreach($users_list as $u): ?>
                            <tr>
                                <td><strong><?php echo htmlspecialchars($u['username']); ?></strong></td>
                                <td><?php echo $u['is_blocked'] ? '<span class="badge bg-danger">Banned</span>' : ($u['is_shadow_banned'] ? '<span class="badge bg-warning text-dark">Shadowed</span>' : '<span class="badge bg-success">Active</span>'); ?></td>
                                <td>
                                    <div class="btn-group">
                                        <button class="btn btn-sm btn-outline-info" onclick="adminResetPass(<?php echo $u['id']; ?>, '<?php echo $u['username']; ?>')" title="Reset Password">
                                            <i class="fas fa-key"></i>
                                        </button>

                                        <button class="btn btn-sm btn-outline-warning" onclick="openWarn(<?php echo $u['id']; ?>, '<?php echo $u['username']; ?>')" title="Send Warning">
                                            <i class="fas fa-exclamation-triangle"></i>
                                        </button>

                                        <?php if(!$u['is_shadow_banned']): ?>
                                            <a href="dashboard.php?action=shadow_ban&id=<?php echo $u['id']; ?>" class="btn btn-sm btn-dark" title="Shadow Ban">
                                                <i class="fas fa-user-secret"></i>
                                            </a>
                                        <?php endif; ?>

                                        <?php if(!$u['is_blocked']): ?>
                                            <a href="dashboard.php?action=ban&id=<?php echo $u['id']; ?>" class="btn btn-sm btn-danger" onclick="return confirm('Hard ban user?')" title="Hard Ban">
                                                <i class="fas fa-user-times"></i>
                                            </a>
                                        <?php endif; ?>

                                        <?php if($u['is_blocked'] || $u['is_shadow_banned']): ?>
                                            <a href="dashboard.php?action=restore&id=<?php echo $u['id']; ?>" class="btn btn-sm btn-success" title="Lift Restrictions">
                                                <i class="fas fa-user-check"></i> Restore
                                            </a>
                                        <?php endif; ?>
                                    </div>
                                    </td>
                            </tr>
                            <?php endforeach; ?>
                        </tbody>
                    </table>
                </div>
            </div>
        </div>

        <div class="col-lg-4">
            <div class="glass-panel p-4 d-flex flex-column" style="height: 100%;">
                <h6 class="text-warning"><i class="fas fa-satellite"></i> Message Monitor</h6>
                <hr class="border-secondary">
                <div class="chat-monitor flex-grow-1" id="chatMonitor"></div>
                <div class="mt-3">
                    <input type="text" id="adminMsg" class="form-control bg-dark text-white border-secondary mb-2" placeholder="Admin Broadcast...">
                    <button class="btn btn-warning w-100 fw-bold" id="sendBtn">SEND BROADCAST</button>
                </div>
            </div>
        </div>
    </div>
</div>

<div class="modal fade" id="warnModal" tabindex="-1">
    <div class="modal-dialog"><div class="modal-content bg-dark border-secondary"><form method="POST">
        <div class="modal-header"><h5>Warning for <span id="warnUser"></span></h5></div>
        <div class="modal-body">
            <input type="hidden" name="target_user" id="warnId">
            <textarea name="warning_text" class="form-control bg-dark text-white border-secondary" rows="3" placeholder="Enter threat message..." required></textarea>
        </div>
        <div class="modal-footer"><button type="submit" name="send_warning" class="btn btn-danger w-100">SEND THREAT</button></div>
    </form></div></div>
</div>

<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
<script>
    const chatMonitor = document.getElementById('chatMonitor');

    function fetchMonitor() {
        fetch('../message.php?action=fetch').then(res => res.json()).then(res => {
            let html = '';
            let currentLoopDate = null;
            res.data.forEach(m => {
                if (m.date_raw !== currentLoopDate) {
                    currentLoopDate = m.date_raw;
                    html += `<div class="date-divider"><span>${m.date_raw}</span></div>`;
                }
                html += `
                <div class="small mb-2 pb-1 border-bottom border-secondary">
                    <b class="${m.is_admin ? 'text-warning' : 'text-info'}">${m.username}:</b>
                    <span class="text-light">${m.message}</span>
                    <small class="text-muted" style="font-size:0.5rem">${m.time}</small>
                    <i class="fas fa-trash-alt text-danger float-end" style="cursor:pointer" onclick="delMsg(${m.id})"></i>
                </div>`;
            });
            const isAtBottom = chatMonitor.scrollHeight - chatMonitor.scrollTop <= chatMonitor.clientHeight + 100;
            chatMonitor.innerHTML = html;
            if (isAtBottom) chatMonitor.scrollTop = chatMonitor.scrollHeight;
        });
    }

    const dropZone = document.getElementById('dropZone');
    const fInput = document.getElementById('fileInput');
    dropZone.onclick = () => fInput.click();
    fInput.onchange = (e) => {
        if(e.target.files.length) {
            document.getElementById('fileLabel').innerText = e.target.files[0].name;
            document.getElementById('uploadDetails').classList.remove('d-none');
        }
    };
    document.getElementById('confirmUploadBtn').onclick = function() {
        const fd = new FormData();
        fd.append('file', fInput.files[0]);
        fd.append('description', document.getElementById('fileDesc').value);
        fd.append('subject', document.getElementById('fileSubject').value);
        fetch('../upload_file.php', { method: 'POST', body: fd }).then(() => location.reload());
    };

    function adminResetPass(id, name) {
        const newPass = prompt("Enter new password for " + name + ":");
        if(!newPass) return;
        const fd = new FormData();
        fd.append('target_user_id', id);
        fd.append('new_password', newPass);
        fetch('../change_password.php', { method: 'POST', body: fd })
        .then(res => res.json())
        .then(data => alert(data.message));
    }

    function delMsg(id) {
        if(!confirm('Delete?')) return;
        const fd = new FormData(); fd.append('action', 'delete'); fd.append('msg_id', id);
        fetch('../message.php', { method: 'POST', body: fd }).then(() => fetchMonitor());
    }

    document.getElementById('sendBtn').onclick = () => {
        const input = document.getElementById('adminMsg');
        if(!input.value.trim()) return;
        const fd = new FormData(); fd.append('action', 'send'); fd.append('message', '📢 ADMIN: ' + input.value);
        fetch('../message.php', { method: 'POST', body: fd }).then(() => { input.value = ''; fetchMonitor(); });
    };

    function openWarn(id, name) {
        document.getElementById('warnId').value = id;
        document.getElementById('warnUser').innerText = name;
        new bootstrap.Modal('#warnModal').show();
    }

    setInterval(fetchMonitor, 10000);
    fetchMonitor();
</script>
</body>
</html>