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
| import type { TmsAttachmentFile } from './types';
|
| import { getAuthMediaUrl } from '#/utils/jnpf';
|
| const IMAGE_EXT = new Set(['jpg', 'jpeg', 'png', 'gif', 'webp', 'bmp', 'svg']);
| const VIDEO_EXT = new Set(['mp4', 'webm', 'ogg', 'mov', 'm4v']);
| const AUDIO_EXT = new Set(['mp3', 'wav', 'aac', 'm4a', 'flac']);
| const OFFICE_EXT = new Set([
| 'doc',
| 'docx',
| 'docm',
| 'dot',
| 'dotx',
| 'xls',
| 'xlsx',
| 'xlsm',
| 'xlt',
| 'xltx',
| 'ppt',
| 'pptx',
| 'pptm',
| 'pps',
| 'ppsx',
| 'pot',
| 'potx',
| 'csv',
| 'rtf',
| 'odt',
| 'ods',
| 'odp',
| 'ott',
| 'ots',
| 'otp',
| ]);
|
| export function resolvePreviewType(ext?: string): string {
| if (!ext) return 'other';
| const e = ext.toLowerCase().replace(/^\./, '');
| if (IMAGE_EXT.has(e)) return 'image';
| if (VIDEO_EXT.has(e)) return 'video';
| if (AUDIO_EXT.has(e)) return 'audio';
| if (e === 'pdf') return 'pdf';
| if (OFFICE_EXT.has(e)) return 'office';
| return 'other';
| }
|
| export function guessExt(file?: Pick<TmsAttachmentFile, 'fileExt' | 'name' | 'url'>): string {
| if (file?.fileExt) return file.fileExt.replace(/^\./, '').toLowerCase();
| const fromName = file?.name?.match(/\.([^.\\/]+)$/);
| if (fromName?.[1]) return fromName[1].toLowerCase();
| const fromUrl = file?.url?.match(/\.([^.\\/?#]+)(?:[?#]|$)/);
| if (fromUrl?.[1]) return fromUrl[1].toLowerCase();
| return '';
| }
|
| /** 补齐 previewType / fileExt，便于仅有 name+url 的附件也能页内预览 */
| export function normalizeAttachment(file: TmsAttachmentFile): TmsAttachmentFile {
| const fileExt = guessExt(file);
| return {
| ...file,
| fileExt: file.fileExt || fileExt || undefined,
| previewType: file.previewType || resolvePreviewType(fileExt),
| };
| }
|
| /** 认证媒体地址；t=t 让文件服务直接输出内容，避免 img/video 302 */
| export function toAuthMediaUrl(url?: string): string {
| if (!url) return '';
| const apiIndex = url.indexOf('/api/');
| const path = /^https?:\/\//i.test(url) && apiIndex >= 0 ? url.slice(apiIndex) : url;
| return getAuthMediaUrl(path, false);
| }
|
|
