| 347 | |
| 348 | // 从 Content-Disposition 头获取配置名称 |
| 349 | private getConfigNameFromHeader(contentDisposition: string | null): string | null { |
| 350 | if (!contentDisposition) return null; |
| 351 | |
| 352 | try { |
| 353 | const parts = contentDisposition.split(';'); |
| 354 | for (const part of parts) { |
| 355 | const trimmed = part.trim(); |
| 356 | if (trimmed.startsWith('filename*=')) { |
| 357 | const namePart = trimmed.split("''").pop(); |
| 358 | if (namePart) return decodeURIComponent(namePart); |
| 359 | } else if (trimmed.startsWith('filename=')) { |
| 360 | let namePart = trimmed.split('=').slice(1).join('=').trim().replace(/^["']|["']$/g, ''); |
| 361 | if (namePart) return decodeURIComponent(Buffer.from(namePart, 'binary').toString('utf-8')); |
| 362 | } |
| 363 | } |
| 364 | } catch { |
| 365 | // 忽略解析错误 |
| 366 | } |
| 367 | return null; |
| 368 | } |
| 369 | |
| 370 | // --- 核心查询逻辑 (Subinfo & Cha 共用) --- |
| 371 | private async processSubscription(url: string): Promise<{ |