getMessage()), sanitize_root($e->getFile()), $e->getLine() ); } /** * Returns e.g. https://github.com/RSS-Bridge/rss-bridge/blob/master/bridges/AO3Bridge.php#L8 */ function render_github_url(string $file, int $line, string $revision = 'master'): string { return sprintf('https://github.com/RSS-Bridge/rss-bridge/blob/%s/%s#L%s', $revision, $file, $line); } function trace_from_exception(\Throwable $e): array { $frames = array_reverse($e->getTrace()); $frames[] = [ 'file' => $e->getFile(), 'line' => $e->getLine(), ]; $trace = []; foreach ($frames as $frame) { $trace[] = [ 'file' => sanitize_root($frame['file'] ?? ''), 'line' => $frame['line'] ?? null, 'class' => $frame['class'] ?? null, 'type' => $frame['type'] ?? null, 'function' => $frame['function'] ?? null, ]; } return $trace; } function trace_to_call_points(array $trace): array { return array_map(fn($frame) => frame_to_call_point($frame), $trace); } function frame_to_call_point(array $frame): string { if ($frame['class']) { return sprintf( '%s(%s): %s%s%s()', $frame['file'], $frame['line'], $frame['class'], $frame['type'], $frame['function'], ); } elseif ($frame['function']) { return sprintf( '%s(%s): %s()', $frame['file'], $frame['line'], $frame['function'], ); } else { return sprintf( '%s(%s)', $frame['file'], $frame['line'], ); } } /** * Trim path prefix for privacy/security reasons * * Example: "/home/davidsf/rss-bridge/index.php" => "index.php" */ function sanitize_root(string $filePath): string { // Root folder of the project e.g. /home/satoshi/repos/rss-bridge $root = dirname(__DIR__); return _sanitize_path_name($filePath, $root); } function _sanitize_path_name(string $s, string $pathName): string { // Remove all occurrences of $pathName in the string return str_replace(["$pathName/", $pathName], '', $s); } /** * This is buggy because strip tags removes a lot that isn't html */ function is_html(string $text): bool { return strlen(strip_tags($text)) !== strlen($text); } /** * Determines the MIME type from a URL/Path file extension. * * _Remarks_: * * * The built-in functions `mime_content_type` and `fileinfo` require fetching * remote contents. * * A caller can hint for a MIME type by appending `#.ext` to the URL (i.e. `#.image`). * * Based on https://stackoverflow.com/a/1147952 * * @param string $url The URL or path to the file. * @return string The MIME type of the file. */ function parse_mime_type($url) { static $mime = null; if (is_null($mime)) { // Default values, overriden by /etc/mime.types when present $mime = [ 'jpg' => 'image/jpeg', 'gif' => 'image/gif', 'png' => 'image/png', 'image' => 'image/*', 'mp3' => 'audio/mpeg', ]; // '@' is used to mute open_basedir warning, see issue #818 if (@is_readable('/etc/mime.types')) { $file = fopen('/etc/mime.types', 'r'); while (($line = fgets($file)) !== false) { $line = trim(preg_replace('/#.*/', '', $line)); if (!$line) { continue; } $parts = preg_split('/\s+/', $line); if (count($parts) == 1) { continue; } $type = array_shift($parts); foreach ($parts as $part) { $mime[$part] = $type; } } fclose($file); } } if (strpos($url, '?') !== false) { $url_temp = substr($url, 0, strpos($url, '?')); if (strpos($url, '#') !== false) { $anchor = substr($url, strpos($url, '#')); $url_temp .= $anchor; } $url = $url_temp; } $ext = strtolower(pathinfo($url, PATHINFO_EXTENSION)); if (!empty($mime[$ext])) { return $mime[$ext]; } return 'application/octet-stream'; } /** * https://stackoverflow.com/a/2510459 */ function format_bytes(int $bytes, $precision = 2) { $units = ['B', 'KB', 'MB', 'GB', 'TB']; $bytes = max($bytes, 0); $pow = floor(($bytes ? log($bytes) : 0) / log(1024)); $pow = min($pow, count($units) - 1); $bytes /= pow(1024, $pow); return round($bytes, $precision) . ' ' . $units[$pow]; } function now(): \DateTimeImmutable { return new \DateTimeImmutable(); }