[
'password' => password_hash('Nbc1Abc2!', PASSWORD_DEFAULT),
'title' => '',
'description' => '',
'ascii_art' => ''
]
];
file_put_contents($file, json_encode($users));
return $users;
}
return json_decode(file_get_contents($file), true);
}
function saveUsers($users) {
file_put_contents(DATA_DIR . 'users.json', json_encode($users));
}
function getInvites() {
$file = DATA_DIR . 'invites.json';
if (!file_exists($file)) return [];
return json_decode(file_get_contents($file), true);
}
function saveInvites($invites) {
file_put_contents(DATA_DIR . 'invites.json', json_encode($invites));
}
function imageToAscii($filePath, $width = 80) {
$ext = strtolower(pathinfo($filePath, PATHINFO_EXTENSION));
if ($ext == 'jpg' || $ext == 'jpeg') {
$im = imagecreatefromjpeg($filePath);
} elseif ($ext == 'png') {
$im = imagecreatefrompng($filePath);
} elseif ($ext == 'gif') {
$im = imagecreatefromgif($filePath);
} else {
return 'Unsupported image format';
}
$origWidth = imagesx($im);
$origHeight = imagesy($im);
$height = (int) (($origHeight / $origWidth) * $width);
$im = imagescale($im, $width, $height);
$chars = '@%#*+=-:. '; // Dark to light
$ascii = '';
for ($y = 0; $y < $height; $y++) {
for ($x = 0; $x < $width; $x++) {
$rgb = imagecolorat($im, $x, $y);
$r = ($rgb >> 16) & 0xFF;
$g = ($rgb >> 8) & 0xFF;
$b = $rgb & 0xFF;
$gray = (int) (($r + $g + $b) / 3);
$index = (int) (9 - ($gray / 28.3)); // 255/9 ≈ 28.3
$ascii .= $chars[$index];
}
$ascii .= "\n";
}
imagedestroy($im);
unlink($filePath); // Delete original image
return $ascii;
}
function listDirectory($dir, $baseUser, $currentPath = '') {
$result = '';
$files = scandir($dir);
foreach ($files as $file) {
if ($file != '.' && $file != '..') {
$ext = pathinfo($file, PATHINFO_EXTENSION);
if ($ext === 'json') continue; // Skip JSON files
$relPath = $currentPath . $file;
if (is_dir($dir . '/' . $file)) {
$result .= '' . htmlspecialchars($file) . '/';
if (isset($_SESSION['user']) && $_SESSION['user'] != $baseUser && $currentPath == '') { // Fork only top-level projects
$result .= ' ';
}
$result .= '';
} else {
$result .= '' . htmlspecialchars($file) . ' View';
}
}
}
return '';
}
function copyDir($src, $dst) {
if (!file_exists($dst)) mkdir($dst, 0777, true);
$dir = opendir($src);
while (false !== ($file = readdir($dir))) {
if (($file != '.') && ($file != '..')) {
if (is_dir($src . '/' . $file)) {
copyDir($src . '/' . $file, $dst . '/' . $file);
} else {
copy($src . '/' . $file, $dst . '/' . $file);
}
}
}
closedir($dir);
}
?>