-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathFileServer.py
More file actions
899 lines (810 loc) · 59.3 KB
/
FileServer.py
File metadata and controls
899 lines (810 loc) · 59.3 KB
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
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
import os
import socket
import sys
import threading
import urllib.parse
import json
import mimetypes
import traceback # 用于打印更详细的错误信息
# --- 配置加载 ---
DEFAULT_CONFIG = {
"ip": "127.0.0.1",
"port": 8080,
"static_path": "." # 默认当前目录
}
CONFIG_FILE = "config.json"
def load_config():
"""加载配置文件，如果文件不存在或无效则创建/使用默认配置"""
config_path = os.path.abspath(CONFIG_FILE) # 获取绝对路径以增加明确性
print(f"Attempting to load config from: {config_path}")
if os.path.exists(config_path):
try:
with open(config_path, 'r', encoding='utf-8') as f:
config_data = json.load(f)
print(f"Successfully loaded config file.")
# 合并默认值，确保所有必需的键都存在
merged_config = DEFAULT_CONFIG.copy() # Start with defaults
merged_config.update(config_data) # Update with loaded values
# 验证端口是否为整数
if not isinstance(merged_config.get("port"), int):
print(f"Warning: Invalid port '{merged_config.get('port')}' in config. Using default port {DEFAULT_CONFIG['port']}.")
merged_config["port"] = DEFAULT_CONFIG["port"]
# 验证 static_path 是否存在 (加载后检查)
# check moved to main block for clarity
return merged_config
except json.JSONDecodeError as e:
print(f"Error decoding JSON from config file '{config_path}': {e}. Using default config.")
return DEFAULT_CONFIG.copy() # 返回副本
except IOError as e:
print(f"Error reading config file '{config_path}': {e}. Using default config.")
return DEFAULT_CONFIG.copy() # 返回副本
except Exception as e: # Catch other potential errors
print(f"Unexpected error loading config '{config_path}': {e}. Using default config.")
return DEFAULT_CONFIG.copy() # 返回副本
else:
print(f"Config file '{config_path}' not found. Creating default config.")
try:
with open(config_path, 'w', encoding='utf-8') as f:
json.dump(DEFAULT_CONFIG, f, indent=4, ensure_ascii=False) # ensure_ascii=False for potential non-ascii paths
print(f"Default config file created at '{config_path}'.")
except IOError as e:
print(f"Error creating default config file '{config_path}': {e}. Using default config.")
except Exception as e:
print(f"Unexpected error creating default config file '{config_path}': {e}. Using default config.")
return DEFAULT_CONFIG.copy() # 返回副本
# --- 图标数据 ---
# SVG Icons dictionary (Keep as is)
icons = {
# ... (保持你的 SVG 字符串) ...
".zip":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M12.167 3h-3.75v2.083h1.25V8H6.333V5.083h1.25V3h-3.75a.417.417 0 0 0-.416.417v9.166c0 .23.186.417.416.417h8.334c.23 0 .416-.186.416-.417V3.417A.416.416 0 0 0 12.167 3Zm-3.334 8.333H7.167V10.5h1.666v.833ZM7.167 9.667h1.666v-.834H7.167v.834Z" fill="#5654BC"/><path fill="#FF9CAC" d="M7.167 5.917h1.667v1.25H7.167z"/></svg>',
".doc":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M2.5 13.5v-11A.5.5 0 0 1 3 2h10a.5.5 0 0 1 .5.5v11a.5.5 0 0 1-.5.5H3a.5.5 0 0 1-.5-.5Zm5-9h-3v3h3v-3Zm4 7h-7v-1h7v1Zm-7-2h7v-1h-7v1Zm7-2h-3v-1h3v1Zm-3-2h3v-1h-3v1Z" fill="#3965BD"/></svg>',
".js":'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="32" height="32" viewBox="0 0 32 32"><path fill="#f5de19" d="M2 2h28v28H2z"></path><path d="M20.809 23.875a2.866 2.866 0 0 0 2.6 1.6c1.09 0 1.787-.545 1.787-1.3c0-.9-.716-1.222-1.916-1.747l-.658-.282c-1.9-.809-3.16-1.822-3.16-3.964c0-1.973 1.5-3.476 3.853-3.476a3.889 3.889 0 0 1 3.742 2.107L25 18.128A1.789 1.789 0 0 0 23.311 17a1.145 1.145 0 0 0-1.259 1.128c0 .789.489 1.109 1.618 1.6l.658.282c2.236.959 3.5 1.936 3.5 4.133c0 2.369-1.861 3.667-4.36 3.667a5.055 5.055 0 0 1-4.795-2.691Zm-9.295.228c.413.733.789 1.353 1.693 1.353c.864 0 1.41-.338 1.41-1.653v-8.947h2.631v8.982c0 2.724-1.6 3.964-3.929 3.964a4.085 4.085 0 0 1-3.947-2.4Z"></path></svg>',
".json":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><g fill-rule="evenodd" clip-rule="evenodd"><path d="M5.5 3.5h-1a1 1 0 0 0-1 1v2a1 1 0 0 1-1 1H2v1h.5a1 1 0 0 1 1 1v2c0 .55.465.865 1 1h1v-1h-1V9a1 1 0 0 0-1-1 1 1 0 0 0 1-1V4.5h1v-1Zm7 1a1 1 0 0 0-1-1h-1v1h1V7a1 1 0 0 0 1 1 1 1 0 0 0-1 1v2.5h-1v1h1a1 1 0 0 0 1-1v-2a1 1 0 0 1 1-1h.5v-1h-.5a1 1 0 0 1-1-1v-2Z" fill="#89DDFF"/><path d="M6 7.5a.5.5 0 1 1 0 1 .5.5 0 0 1 0-1Zm2 0a.5.5 0 1 1 0 1 .5.5 0 0 1 0-1Zm2.5.5a.5.5 0 1 0-1 0 .5.5 0 0 0 1 0Z" fill="#FFCB6B"/></g></svg>',
".java":'<svg width="14" height="14" fill="none" xmlns="http://www.w3.org/2000/svg"><g clip-path="url(#a)"><path d="M9.749 3.064c-1.063.32-2.214.76-2.845 1.722-.45.7-.123 1.6.404 2.158.365.359.22.948-.153 1.242-.392.342.06.282.288.117.555-.343 1.176-.97.938-1.684-.186-.54-.887-.987-.64-1.618.481-.867 1.483-1.249 2.237-1.838.29-.193-.117-.073-.23-.1ZM7.895 0l.1.464c.582 2.307-2.317 2.835-3.01 4.471-.284.836.376 1.599.905 2.17.363.368.732.742 1.157 1.048-.194-.981-1.286-1.613-1.188-2.668.195-1.013 1.257-1.457 1.866-2.188C8.736 2.174 8.96.999 7.895 0Z" fill="#FC8289"/><path d="M5 10.714c-.303.08-.845.28-.698.688.28.444.882.508 1.356.604a6.272 6.272 0 0 0 3.55-.535c-.377-.118-.73-.342-1.078-.479-1.013.207-2.094.294-3.102.023.052-.12.514-.396.128-.312L5 10.714Zm-.325-1.47c-.302.122-.84.266-.788.688.186.421.748.46 1.142.552 1.5.218 3.038.026 4.478-.423-.318-.119-.657-.231-.892-.489-1.276.253-2.624.38-3.9.11-.18-.094.184-.27.204-.366.36-.309-.125-.046-.244-.072Zm-1.818 3.104c.464-.309 1.036-.389 1.584-.313-.257-.186-.492-.397-.83-.35-.637.063-1.319.229-1.783.696-.23.27.096.58.373.612 2.354.443 4.808.508 7.173.095.617-.161 1.355-.232 1.802-.73.208-.354-.282-.612-.569-.635-.118.03.21.24.202.395-.29.32-.801.31-1.205.412-3 .39-5.964.234-6.747-.182Zm6.426-3.71c.23-.124.471-.221.66-.406-.742-.044-1.468.2-2.206.226-1.2.074-2.43.21-3.618-.017-.184-.043.15-.139.197-.176.427-.19.9-.232 1.311-.463-.17-.04-.336-.111-.514-.09-.77.044-1.564.233-2.207.663-.228.216.056.495.291.524 1.636.452 5.348.225 6.086-.261Zm1.232-1.053c-.39-.001-.764.185-.923.56-.183.248.306-.113.47-.11.52-.216 1.152.35.904.885-.257.649-.95.96-1.472 1.332-.434.356-.295.372.168.204.837-.245 1.842-.637 2.117-1.55.198-.75-.532-1.39-1.264-1.32Zm-7.283 5.736c.605.587 1.508.547 2.287.64 1.777.076 3.603.092 5.311-.443.488-.158 1.11-.542.974-1.149.04-.363-.143.115-.22.178-1.056 1.046-5.76 1.19-8.352.774Z" fill="#80CBC4"/></g><defs><clipPath id="a"><path fill="#fff" d="M0 0h14v14H0z"/></clipPath></defs></svg>',
".png":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><mask id="a" mask-type="alpha" maskUnits="userSpaceOnUse" x="1" y="3" width="14" height="10"><rect x="1.75" y="3" width="12.5" height="10" rx="2" fill="#00B6C2"/></mask><g mask="url(#a)"><path fill="#80CBC4" d="M1.75 3h12.5v10H1.75z"/><path d="M11.563 8 4.25 14.25l10.688-.446.562-4.018L11.562 8Z" fill="#343944"/><path d="M5.396 8.208a1.563 1.563 0 1 0 0-3.125 1.563 1.563 0 0 0 0 3.125Z" fill="#fff"/></g></svg>',
".ttf":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M4 13v-.802l1.315-.078c.155-.01.185-.055.185-.22V4H3.094c-.121 0-.155.011-.177.122L2.741 5H2V3h8v2h-.74l-.177-.878C9.06 4.01 9.027 4 8.906 4H6.5v7.9c0 .154.02.198.185.21L8 12.197V13H4Z" fill="#F07178"/><path d="M9.5 13v-.802l.815-.078c.155-.01.185-.055.185-.22V7.5H9.094c-.121 0-.155.011-.177.122l-.176.878H8v-2h6v2h-.74l-.177-.878c-.022-.111-.056-.122-.177-.122H11.5v4.4c0 .154.02.198.185.21l.815.088V13h-3Z" fill="#9883EC"/></svg>',
"":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path opacity=".8" d="M6.6 2H2.4c-.77 0-1.393.619-1.393 1.375L1 11.625C1 12.381 1.63 13 2.4 13h11.2c.77 0 1.4-.619 1.4-1.375V4.75c0-.756-.63-1.375-1.4-1.375H8L6.6 2Z" fill="#4A616C"/></svg>', # Folder icon
".lnk":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M14 13.5S12 9 7.5 9v3L2 7l5.5-5v3C13 5 14 10 14 12v1.5Z" fill="#80CBC4"/></svg>',
".exe":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="m8 6.31 4.895-2.183L8.22 2.055c-.165-.055-.33-.055-.44 0L3.105 4.127 8 6.31Z" fill="#89DDFF"/><path d="M8.55 7.236v6.546l4.62-2.018c.22-.11.33-.273.33-.491V5.055L8.55 7.236Zm-1.1 0L2.5 5.055v6.218c0 .218.11.436.33.49l4.62 2.019V7.236Z" fill="#82AAFF"/></svg>',
".cpp":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="m7.87 10.269.231 1.394c-.147.08-.384.154-.7.223A5.09 5.09 0 0 1 6.263 12c-1.249-.023-2.187-.4-2.814-1.12-.633-.726-.95-1.646-.95-2.76.028-1.32.407-2.331 1.13-3.04C4.377 4.366 5.303 4 6.423 4c.424 0 .79.04 1.096.109.305.068.531.142.678.228L7.87 5.76l-.6-.194a3.214 3.214 0 0 0-.785-.086c-.656-.006-1.198.206-1.622.629-.43.417-.65 1.057-.667 1.908 0 .777.209 1.383.61 1.829.401.44.967.668 1.69.674l.752-.069c.243-.045.446-.108.622-.182Zm-.718-2.84h1.13V6.286h1.131v1.143h1.13V8.57h-1.13v1.143h-1.13V8.571h-1.13V7.43Zm5.087 0h-1.13V8.57h1.13v1.143h1.13V8.571H14.5V7.43h-1.13V6.286h-1.13v1.143Z" fill="#3965BD"/></svg>',
".c":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="m11.51 11.403.347 2.091c-.22.12-.574.232-1.046.335A7.557 7.557 0 0 1 9.116 14c-1.864-.034-3.263-.6-4.2-1.68C3.973 11.231 3.5 9.851 3.5 8.18c.042-1.98.607-3.497 1.687-4.56C6.3 2.549 7.683 2 9.352 2c.633 0 1.18.06 1.636.163.456.103.793.214 1.012.343l-.49 2.134-.893-.291a4.77 4.77 0 0 0-1.172-.129c-.978-.009-1.788.309-2.42.943-.641.626-.97 1.586-.995 2.863 0 1.165.312 2.074.91 2.743.6.66 1.442 1.002 2.522 1.011l1.121-.103a4.46 4.46 0 0 0 .928-.274Z" fill="#3965BD"/></svg>',
".bat":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M4 4V2.5H2.5A.5.5 0 0 0 2 3v1h2Zm10 0V3a.5.5 0 0 0-.5-.5H5V4h9Z" fill="#89DDFF"/><path fill-rule="evenodd" clip-rule="evenodd" d="M2 5v8a.5.5 0 0 0 .5.5h11a.5.5 0 0 0 .5-.5V5H2Zm4.354 4.354L4.5 11.207l-.707-.707 1.5-1.5-1.5-1.5.707-.707 1.854 1.853a.5.5 0 0 1 0 .707ZM7.5 11h3v-1h-3v1Z" fill="#3965BD"/></svg>',
".txt":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M4 3h5l2 1 1 2v7H4V3Z" fill="#A9B4CB"/><path fill-rule="evenodd" clip-rule="evenodd" d="M9 2a1 1 0 0 1 .707.293l3 3A1 1 0 0 1 13 6v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h4Zm3 4v6a1 1 0 0 1-1 1H5a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1h4l3 3Z" fill="#A9B4CB"/><path d="M9 3v3h3" fill="#F5F7F9"/><path d="M10 8.5H6m4 2H6" stroke="#434F65" stroke-linecap="round" stroke-linejoin="round"/><path d="M7 6.5H6" stroke="#252D3A" stroke-linecap="round" stroke-linejoin="round"/></svg>',
".md":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M8.87 10.71H7.13V8L5.814 9.733 4.5 8.001v2.708H2.76V5.293H4.5l1.315 1.812L7.13 5.293h1.74v5.416Zm2.611.437L9.316 8h1.315V5.292h1.74V8h1.316l-2.204 3.147h-.002ZM13.995 3.5H2.005a.952.952 0 0 0-.705.308c-.2.206-.3.448-.3.727v6.93a1 1 0 0 0 .3.737c.2.199.434.298.705.298h11.99c.27 0 .506-.1.706-.298a.998.998 0 0 0 .299-.737v-6.93c0-.279-.1-.521-.3-.727a.952.952 0 0 0-.705-.308Z" fill="#F78C6C"/></svg>',
".py":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><g fill-rule="evenodd" clip-rule="evenodd"><path d="M11.703 5.796h-.856v1.309s.046 1.561-1.41 1.561h-2.43s-1.365-.024-1.365 1.437v2.416c-.21 1.9 4.924 1.96 4.882.249l-.003-1.256H8.07v-.377h3.423c2.25.188 2.107-5.418.209-5.34ZM9.247 13.07a.502.502 0 0 1 0-.83c.293-.185.661.047.661.415s-.368.6-.661.415Z" fill="#FFCB6B"/><path d="M4.458 11.21h.856V9.9s-.046-1.56 1.41-1.56h2.43s1.365.024 1.365-1.437V4.294c-.217-1.79-5.039-1.648-4.882-.036v1.235h2.452v.377H4.667c-2.311-.053-2.064 5.34-.209 5.34Zm2.014-6.445a.502.502 0 0 1 0-.831c.293-.184.662.047.662.415s-.369.6-.662.416Z" fill="#89DDFF"/></g></svg>',
".xml":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M12.5 11V3.5A1.5 1.5 0 0 0 11 2H3.75A1.75 1.75 0 0 0 2 3.75V5h2.5v7.5A1.5 1.5 0 0 0 6 14h6.25A1.75 1.75 0 0 0 14 12.25V11h-1.5ZM3 4v-.25a.75.75 0 0 1 1.5 0V4H3Zm7 1.793-.707.707 1 1-1 1 .707.707 1.354-1.354a.5.5 0 0 0 0-.707L10 5.793Zm-3.854 2.06a.5.5 0 0 1 0-.707L7.5 5.793l.707.707-1 1 1 1-.707.707-1.354-1.354ZM12.25 13a.75.75 0 0 0 .75-.75V12H8v.25c0 .293-.061.54-.162.75h4.412Z" fill="#C3E88D"/></svg>',
".un":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M8.083 2.167H4.5a1.167 1.167 0 0 0-1.167 1.166v9.334A1.166 1.166 0 0 0 4.5 13.833h7a1.167 1.167 0 0 0 1.167-1.166V6.75H8.583a.5.5 0 0 1-.5-.5V2.167Zm4.084 3.583L9.083 2.667V5.75h3.084Z" fill="#697DA5"/></svg>', # Unknown file type
".ts":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M13 4a1 1 0 0 0-1-1H4a1 1 0 0 0-1 1v8a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1V4Zm-4.13 6.655-.203.736c.125.06.298.115.52.167.223.052.459.078.708.078.592 0 1.03-.121 1.314-.364.285-.243.427-.531.427-.863 0-.283-.09-.52-.272-.71-.182-.192-.466-.351-.85-.48a3.674 3.674 0 0 1-.61-.26c-.126-.075-.188-.174-.188-.298 0-.104.052-.195.155-.272.103-.076.26-.115.472-.115.211 0 .393.023.545.067a2.8 2.8 0 0 1 .358.127l.22-.722a2.706 2.706 0 0 0-.468-.141 3.029 3.029 0 0 0-.639-.06c-.51 0-.911.115-1.204.343-.293.228-.44.51-.44.848 0 .287.11.526.33.717.22.191.508.346.866.465.26.08.447.162.558.246.11.084.166.186.166.305a.362.362 0 0 1-.175.312c-.116.08-.286.12-.508.12a2.41 2.41 0 0 1-.607-.075 2.292 2.292 0 0 1-.475-.17v-.002.001ZM6.54 8.238v3.398h.862V8.238h1.265v-.693H5.273v.693H6.54Z" fill="#3965BD"/></svg>',
".cs":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M4.474 12.571h1.743l.465-2.522h1.743l-.465 2.522h1.744l.465-2.522h1.898v-1.3h-1.588l.31-1.576h1.782v-1.3h-1.55l.504-2.444H9.82l-.503 2.444H7.573l.504-2.444H6.334l-.465 2.444H3.97v1.3h1.628l-.31 1.576h-1.86v1.3h1.55l-.504 2.522ZM8.736 8.75H6.993l.31-1.576h1.743l-.31 1.576Z" fill="#89DDFF"/></svg>',
".mp3":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M14 8A6 6 0 1 1 2 8a6 6 0 0 1 12 0ZM8.6 5.025c.687.084 2.372.474 2.984 2.279a.3.3 0 0 1-.437.354c-.768-.454-1.992-.54-2.547-.556V10.1c0 .827-.673 1.5-1.5 1.5s-1.5-.673-1.5-1.5.673-1.5 1.5-1.5c.339 0 .649.117.9.308V4.4h.6v.625Z" fill="#FC8289"/></svg>',
".mp4":'<svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M3 5.5h10a.5.5 0 0 1 .5.5v7a.5.5 0 0 1-.5.5H3a.5.5 0 0 1-.5-.5V6a.5.5 0 0 1 .5-.5Zm7 4-3.5-2v4l3.5-2Z" fill="#FC8289"/><path d="M2.11 4.14a.5.5 0 0 1 .39-.59l9.652-1.969a.5.5 0 1 1 .2.98L2.7 4.53a.5.5 0 0 1-.59-.39Z" fill="#FFCB6B"/></svg>',
".pdf":'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="32" height="32" viewBox="0 0 32 32"><path fill="#909090" d="m24.1 2.072l5.564 5.8v22.056H8.879V30h20.856V7.945L24.1 2.072"></path><path fill="#f4f4f4" d="M24.031 2H8.808v27.928h20.856V7.873L24.031 2"></path><path fill="#7a7b7c" d="M8.655 3.5h-6.39v6.827h20.1V3.5H8.655"></path><path fill="#dd2025" d="M22.472 10.211H2.395V3.379h20.077v6.832"></path><path fill="#464648" d="M9.052 4.534H7.745v4.8h1.028V7.715L9 7.728a2.042 2.042 0 0 0 .647-.117a1.427 1.427 0 0 0 .493-.291a1.224 1.224 0 0 0 .335-.454a2.13 2.13 0 0 0 .105-.908a2.237 2.237 0 0 0-.114-.644a1.173 1.173 0 0 0-.687-.65a2.149 2.149 0 0 0-.409-.104a2.232 2.232 0 0 0-.319-.026m-.189 2.294h-.089v-1.48h.193a.57.57 0 0 1 .459.181a.92.92 0 0 1 .183.558c0 .246 0 .469-.222.626a.942.942 0 0 1-.524.114m3.671-2.306c-.111 0-.219.008-.295.011L12 4.538h-.78v4.8h.918a2.677 2.677 0 0 0 1.028-.175a1.71 1.71 0 0 0 .68-.491a1.939 1.939 0 0 0 .373-.749a3.728 3.728 0 0 0 .114-.949a4.416 4.416 0 0 0-.087-1.127a1.777 1.777 0 0 0-.4-.733a1.63 1.63 0 0 0-.535-.4a2.413 2.413 0 0 0-.549-.178a1.282 1.282 0 0 0-.228-.017m-.182 3.937h-.1V5.392h.013a1.062 1.062 0 0 1 .6.107a1.2 1.2 0 0 1 .324.4a1.3 1.3 0 0 1 .142.526c.009.22 0 .4 0 .549a2.926 2.926 0 0 1-.033.513a1.756 1.756 0 0 1-.169.5a1.13 1.13 0 0 1-.363.36a.673.673 0 0 1-.416.106m5.08-3.915H15v4.8h1.028V7.434h1.3v-.892h-1.3V5.43h1.4v-.892"></path><path fill="#dd2025" d="M21.781 20.255s3.188-.578 3.188.511s-1.975.646-3.188-.511Zm-2.357.083a7.543 7.543 0 0 0-1.473.489l.4-.9c.4-.9.815-2.127.815-2.127a14.216 14.216 0 0 0 1.658 2.252a13.033 13.033 0 0 0-1.4.288Zm-1.262-6.5c0-.949.307-1.208.546-1.208s.508.115.517.939a10.787 10.787 0 0 1-.517 2.434a4.426 4.426 0 0 1-.547-2.162Zm-4.649 10.516c-.978-.585 2.051-2.386 2.6-2.444c-.003.001-1.576 3.056-2.6 2.444ZM25.9 20.895c-.01-.1-.1-1.207-2.07-1.16a14.228 14.228 0 0 0-2.453.173a12.542 12.542 0 0 1-2.012-2.655a11.76 11.76 0 0 0 .623-3.1c-.029-1.2-.316-1.888-1.236-1.878s-1.054.815-.933 2.013a9.309 9.309 0 0 0 .665 2.338s-.425 1.323-.987 2.639s-.946 2.006-.946 2.006a9.622 9.622 0 0 0-2.725 1.4c-.824.767-1.159 1.356-.725 1.945c.374.508 1.683.623 2.853-.91a22.549 22.549 0 0 0 1.7-2.492s1.784-.489 2.339-.623s1.226-.24 1.226-.24s1.629 1.639 3.2 1.581s1.495-.939 1.485-1.035"></path><path fill="#909090" d="M23.954 2.077V7.95h5.633l-5.633-5.873Z"></path><path fill="#f4f4f4" d="M24.031 2v5.873h5.633L24.031 2Z"></path><path fill="#fff" d="M8.975 4.457H7.668v4.8H8.7V7.639l.228.013a2.042 2.042 0 0 0 .647-.117a1.428 1.428 0 0 0 .493-.291a1.224 1.224 0 0 0 .332-.454a2.13 2.13 0 0 0 .105-.908a2.237 2.237 0 0 0-.114-.644a1.173 1.173 0 0 0-.687-.65a2.149 2.149 0 0 0-.411-.105a2.232 2.232 0 0 0-.319-.026m-.189 2.294h-.089v-1.48h.194a.57.57 0 0 1 .459.181a.92.92 0 0 1 .183.558c0 .246 0 .469-.222.626a.942.942 0 0 1-.524.114m3.67-2.306c-.111 0-.219.008-.295.011l-.235.006h-.78v4.8h.918a2.677 2.677 0 0 0 1.028-.175a1.71 1.71 0 0 0 .68-.491a1.939 1.939 0 0 0 .373-.749a3.728 3.728 0 0 0 .114-.949a4.416 4.416 0 0 0-.087-1.127a1.777 1.777 0 0 0-.4-.733a1.63 1.63 0 0 0-.535-.4a2.413 2.413 0 0 0-.549-.178a1.282 1.282 0 0 0-.228-.017m-.182 3.937h-.1V5.315h.013a1.062 1.062 0 0 1 .6.107a1.2 1.2 0 0 1 .324.4a1.3 1.3 0 0 1 .142.526c.009.22 0 .4 0 .549a2.926 2.926 0 0 1-.033.513a1.756 1.756 0 0 1-.169.5a1.13 1.13 0 0 1-.363.36a.673.673 0 0 1-.416.106m5.077-3.915h-2.43v4.8h1.028V7.357h1.3v-.892h-1.3V5.353h1.4v-.892"></path></svg>',
".download":'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24"><path fill="#1A55E8" d="m12 16l-5-5l1.4-1.45l2.6 2.6V4h2v8.15l2.6-2.6L17 11Zm-8 4v-5h2v3h12v-3h2v5Z"></path></svg>',
".db":'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24"><path fill="#ECC849" d="M21 16v3c0 1.657-4.03 3-9 3s-9-1.343-9-3v-3c0 1.657 4.03 3 9 3s9-1.343 9-3Zm-9-1c-4.97 0-9-1.343-9-3v3c0 1.657 4.03 3 9 3s9-1.343 9-3v-3c0 1.657-4.03 3-9 3Zm0-13C7.03 2 3 3.343 3 5v2c0 1.657 4.03 3 9 3s9-1.343 9-3V5c0-1.657-4.03-3-9-3Zm0 9c-4.97 0-9-1.343-9-3v3c0 1.657 4.03 3 9 3s9-1.343 9-3V8c0 1.657-4.03 3-9 3Z"></path></svg>',
".apk":'<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" viewBox="0 0 24 24"><path fill="#0BB978" d="M7 19h10q-.1-1.225-.75-2.25t-1.7-1.625l.95-1.7q.05-.1.025-.225t-.15-.175q-.1-.05-.212-.025q-.113.025-.163.125l-.975 1.75q-.5-.2-1-.313q-.5-.112-1.025-.112q-.525 0-1.025.112q-.5.113-1 .313L9 13.125Q8.95 13 8.838 13q-.113 0-.238.05l-.1.375l.95 1.7q-1.05.6-1.7 1.625Q7.1 17.775 7 19Zm2.75-1.5q-.2 0-.35-.15q-.15-.15-.15-.35q0-.2.15-.35q.15-.15.35-.15q.2 0 .35.15q.15.15.15.35q0 .2-.15.35q-.15.15-.35.15Zm4.5 0q-.2 0-.35-.15q-.15-.15-.15-.35q0-.2.15-.35q.15-.15.35-.15q.2 0 .35.15q.15.15.15.35q0 .2-.15.35q-.15.15-.35.15ZM6 22q-.825 0-1.412-.587Q4 20.825 4 20V4q0-.825.588-1.413Q5.175 2 6 2h7.175q.4 0 .763.15q.362.15.637.425l4.85 4.85q.275.275.425.637q.15.363.15.763V20q0 .825-.587 1.413Q18.825 22 18 22Zm7-14q0 .425.288.712Q13.575 9 14 9h4l-5-5Z"></path></svg>'
}
def get_icons(ex:str):
"""根据文件扩展名获取对应的SVG图标"""
ex = ex.lower()
# Combine similar archive types
if ex in ['.zip','.rar','.7z','.iso','.gz', '.tar', '.bz2']:
return icons.get(".zip", icons[".un"])
# Combine image types
elif ex in ['.ico','.png','.gif','.jpg','.jpeg', '.bmp', '.webp', '.svg']: # Added svg here too
return icons.get(".png", icons[".un"])
# Combine audio types
elif ex in ['.mp3','.ogg','.wav','.mid', '.flac', '.aac', '.m4a']:
return icons.get(".mp3", icons[".un"])
# Combine video types
elif ex in ['.mp4','.avi','.flv','.rmvb', '.mov', '.wmv', '.mkv']:
return icons.get(".mp4", icons[".un"])
# Direct match or unknown
else:
# Use .get for safety, fallback to unknown
return icons.get(ex, icons[".un"])
class BaseHeader:
def __init__(self) -> None:
self.headers = {}
class Request(BaseHeader):
def __init__(self,recv_client_content:str) -> None:
super().__init__()
self.method = ""
self.url = ""
self.protocol_version = ""
self.raw_request = recv_client_content
self.body = "" # Store request body if needed later (e.g., for POST)
# Separate headers and body
header_part, *body_parts = recv_client_content.split('\r\n\r\n', 1)
self.body = body_parts[0] if body_parts else ""
lines = header_part.split('\r\n')
if not lines:
print("Warning: Received empty request.")
return # Cannot parse further
# Parse Request Line (First line)
request_line = lines[0]
parts = request_line.split(" ", maxsplit=2)
if len(parts) >= 1:
self.method = parts[0].upper() # Normalize method to uppercase
if len(parts) >= 2:
self.url = parts[1]
if len(parts) >= 3:
self.protocol_version = parts[2]
else:
# Assume HTTP/1.0 or earlier if version missing, though modern clients usually send it
self.protocol_version = "HTTP/1.0"
# Parse Headers (Remaining lines)
for line in lines[1:]:
if ':' in line:
key, value = line.split(':', 1)
self.headers[key.strip()] = value.strip()
elif line: # Non-empty line without ':' is usually an error
print(f"Warning: Malformed header line ignored: {line}")
class Response(BaseHeader):
def __init__(self,socket) -> None:
super().__init__()
self.socket = socket
self.status_line = b""
self.body = b""
def _build_header_str(self):
"""Builds the header part of the HTTP response as a string."""
# Ensure required headers like Content-Length are set if body exists
if self.body and "Content-Length" not in self.headers:
self.headers["Content-Length"] = str(len(self.body))
# Add Server header (optional but good practice)
if "Server" not in self.headers:
self.headers["Server"] = "SimplePythonHTTPServer/1.1"
# Add Connection: close header to signal connection closure after response
if "Connection" not in self.headers:
self.headers["Connection"] = "close"
header_str = ""
for key, value in self.headers.items():
header_str += f"{key}: {value}\r\n"
return header_str + '\r\n' # Final blank line ending headers
def setStatusLine(self,line:str):
# Ensure line ends with \r\n
if not line.endswith('\r\n'):
line += '\r\n'
self.status_line = line.encode("utf-8")
def setBody(self,body):
if isinstance(body,bytes):
self.body = body
else :
try:
# Default to UTF-8 for string bodies
self.body = str(body).encode("utf-8")
except Exception as e:
print(f"Error encoding body to UTF-8: {e}")
# Fallback or set error message
self.body = b"Error: Could not encode response body."
# Update headers for error response
self.setStatusLine("HTTP/1.1 500 Internal Server Error\r\n")
self.headers["Content-Type"] = "text/plain; charset=utf-8"
def _toBytes(self):
"""Combines status line, headers, and body into bytes for sending."""
# Re-calculate Content-Length just before sending, based on final body
self.headers["Content-Length"] = str(len(self.body))
header_bytes = self._build_header_str().encode("utf-8")
return self.status_line + header_bytes + self.body
def send(self):
"""Sends the complete HTTP response and closes the socket."""
try:
response_bytes = self._toBytes()
# print(f"--- Sending Response ---\n{response_bytes.decode('utf-8', errors='replace')[:500]}...\n--- End Response ---") # Debug: Print response start
self.socket.sendall(response_bytes)
except socket.error as e:
print(f"Socket error sending data: {e}")
except Exception as e:
print(f"Unexpected error sending data: {e}")
# traceback.print_exc() # Uncomment for detailed debug info
finally:
try:
# Shutdown gracefully before closing (optional but good practice)
self.socket.shutdown(socket.SHUT_RDWR)
except (socket.error, OSError):
pass # Ignore errors if socket already closed/invalid
try:
self.socket.close()
except (socket.error, OSError):
pass # Ignore close errors
class HttpWebServer(object):
def __init__(self, ip="127.0.0.1", port=8000, static_path='.'):
self.ip = ip
self.port = port
# Ensure static_path is absolute and exists early on
self.staticPath = os.path.abspath(static_path)
if not os.path.isdir(self.staticPath):
# This case should ideally be caught before creating the instance,
# but double-check here.
raise ValueError(f"Static path '{self.staticPath}' is not a valid directory.")
self.tcp_server_socket = None
self.running = False # Flag to control the main loop
# Add common MIME types not guessed by default
mimetypes.add_type('application/javascript', '.js')
mimetypes.add_type('text/css', '.css')
mimetypes.add_type('image/svg+xml', '.svg')
mimetypes.add_type('font/ttf', '.ttf')
mimetypes.add_type('application/json', '.json')
mimetypes.add_type('text/markdown', '.md')
# Add others if needed
def _setup_socket(self):
"""Sets up the listening server socket."""
try:
self.tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.tcp_server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, True)
self.tcp_server_socket.bind((self.ip, self.port))
self.tcp_server_socket.listen(128) # Increased backlog slightly
# Set a timeout on the listening socket itself
# This allows the main loop to check the self.running flag periodically
self.tcp_server_socket.settimeout(1.0) # Check every 1 second
print(f'Static path: "{self.staticPath}"')
print(f'Server running at: http://{self.ip}:{self.port}/')
print(f'Serving files from: {self.staticPath}')
self.running = True # Set running flag
return True
except socket.error as e:
print(f"Error setting up socket on {self.ip}:{self.port} - {e}")
print("Common causes: Port already in use, invalid IP, lack of permissions.")
self.tcp_server_socket = None
return False
except Exception as e:
print(f"An unexpected error occurred during server setup: {e}")
traceback.print_exc() # Print full traceback for unexpected errors
self.tcp_server_socket = None
return False
def stop(self):
"""Signals the server to stop gracefully."""
print("\nStopping server...")
self.running = False # Signal the main loop to exit
# The loop will exit after the next socket timeout or accept
# Closing the socket here might be abrupt, let the finally block handle it.
# if self.tcp_server_socket:
# self.tcp_server_socket.close()
def handle_client_request(self, new_socket: socket, client_address):
"""Handles a single client connection."""
# print(f"Handling connection from {client_address}") # Debug
recv_client_data = b""
try:
# Set timeout for individual client socket operations
new_socket.settimeout(30) # 30 seconds timeout for read/write
# --- Improved Request Reading ---
# Read headers first, then body if Content-Length is present
# This is a simplified approach; full handling is complex.
while b'\r\n\r\n' not in recv_client_data:
chunk = new_socket.recv(4096)
if not chunk:
# Connection closed by client before sending full headers
print(f"Connection closed by {client_address} before full request.")
# No response can be sent if headers weren't received. Close socket.
new_socket.close()
return
recv_client_data += chunk
# Safety break if headers get excessively large
if len(recv_client_data) > 16 * 1024: # 16KB limit for headers
print(f"Request headers too large from {client_address}.")
# Send 413 Payload Too Large or just close
response = Response(new_socket)
self.send_error(response, 413, "Payload Too Large", "Request headers exceed limit.")
return # Error sent, exit handler
except socket.timeout:
print(f"Socket timed out waiting for request data from {client_address}.")
# No request fully received, just close.
new_socket.close()
return
except socket.error as e:
print(f"Socket error receiving data from {client_address}: {e}")
# Error during receive, just close.
new_socket.close()
return
except Exception as e:
print(f"Unexpected error receiving data from {client_address}: {e}")
traceback.print_exc()
# Try to send a 500 error if possible, otherwise just close
try:
response = Response(new_socket)
self.send_error(response, 500, "Internal Server Error", "Error receiving request.")
except: # If sending error fails too
new_socket.close()
return
# --- Request Parsing ---
try:
# Try UTF-8 first, fallback to latin-1 for headers (common practice)
try:
recv_client_content = recv_client_data.decode("utf-8")
except UnicodeDecodeError:
recv_client_content = recv_client_data.decode("latin-1")
print(f"Warning: Request from {client_address} decoded using latin-1 due to UTF-8 error.")
request = Request(recv_client_content)
# print(f"Request from {client_address}: {request.method} {request.url}") # Debug
except Exception as e:
print(f"Error parsing request from {client_address}: {e}")
traceback.print_exc()
# Send 400 Bad Request
response = Response(new_socket)
self.send_error(response, 400, "Bad Request", "Could not parse the request.")
return
# --- Routing and Response ---
response = Response(new_socket) # Create response object linked to this client's socket
try:
if request.method == 'GET':
self.on_get(request, response)
elif request.method == 'POST':
self.on_post(request, response)
# Handle HEAD requests (like GET but no body)
elif request.method == 'HEAD':
self.on_head(request, response) # Add a HEAD handler
else:
# Respond with Method Not Allowed for other unsupported methods
self.send_error(response, 405, "Method Not Allowed", f"Method {request.method} is not supported by this server.")
except Exception as e:
# Catch errors during request processing (GET/POST handlers)
print(f"!!! Internal Server Error handling {request.method} {request.url} from {client_address}: {type(e).__name__}: {e}")
traceback.print_exc()
# Avoid sending error if response already started/sent
if not response.status_line: # Check if status line was already set
self.send_error(response, 500, "Internal Server Error", "An unexpected error occurred while processing your request.")
else:
# If error happened after headers sent, can only close connection
print("Error occurred after response headers sent. Closing connection.")
try:
new_socket.close()
except: pass
def send_error(self, response: Response, code: int, phrase: str, message: str):
"""Helper to build and send common HTML error responses."""
try:
response.setStatusLine(f"HTTP/1.1 {code} {phrase}\r\n")
response.headers["Content-Type"] = "text/html; charset=UTF-8"
# Connection: close is added automatically by Response.send() if not present
error_body = f"""
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<title>{code} {phrase}</title>
<link rel="icon" href="/server.ico" type="image/x-icon">
<style>
body {{ font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif; padding: 20px; color: #333; }}
.container {{ max-width: 700px; margin: auto; border: 1px solid #ddd; padding: 30px; border-radius: 5px; background-color: #f9f9f9; }}
h1 {{ color: #d9534f; margin-top: 0; border-bottom: 1px solid #eee; padding-bottom: 10px; font-size: 1.8em;}}
p {{ line-height: 1.6; }}
code {{ background-color: #eee; padding: 2px 5px; border-radius: 3px; }}
hr {{ border: 0; border-top: 1px solid #eee; margin: 20px 0; }}
i {{ color: #777; font-size: 0.9em;}}
</style>
</head>
<body>
<div class="container">
<h1>{code} {phrase}</h1>
<p>{message}</p>
<hr>
<a href="/" style="text-decoration: none"><p>File Server</p></a>
</div>
</body>
</html>
"""
response.setBody(error_body)
response.send() # Send and close
except Exception as e:
print(f"Error sending error response ({code}) itself: {e}")
# If sending the error fails, try closing the socket raw
try: response.socket.close()
except: pass
def on_post(self, request: Request, response: Response):
# Basic placeholder for POST. Could implement file upload here.
# request.body would contain the POST data.
# request.headers['Content-Type'] would be important (e.g., multipart/form-data)
self.send_error(response, 501, "Not Implemented", "POST requests are not currently supported by this server.")
def on_head(self, request: Request, response: Response):
"""Handles HEAD requests. Like GET but sends only headers."""
# Use the same logic as on_get to determine headers, but don't send body
self.on_get(request, response, send_body=False)
# Modified on_get to optionally skip sending body (for HEAD)
def on_get(self, request: Request, response: Response, send_body=True):
try:
# --- Path Parsing and Security ---
url_parts = urllib.parse.urlsplit(request.url)
# Decode URL path (%20 -> space, etc.)
decoded_path = urllib.parse.unquote(url_parts.path)
# Normalize path, remove leading slash for joining
relative_path = os.path.normpath(decoded_path.lstrip('/'))
# Security: Prevent path traversal attempts
if os.path.isabs(relative_path) or relative_path.startswith('..') or \
any(part == '..' for part in relative_path.split(os.path.sep)):
raise PermissionError("Path traversal attempt detected.")
# Construct full filesystem path
target_path = os.path.join(self.staticPath, relative_path)
# Final normalization and absolute path conversion
target_path = os.path.abspath(target_path)
# *** CRITICAL SECURITY CHECK: Ensure target is within static root ***
# Use os.path.commonpath (Python 3.5+) or careful string comparison
if os.path.commonpath([self.staticPath, target_path]) != self.staticPath:
# Handle edge case where staticPath itself is requested '' relative
# Allow access if target_path *is* the staticPath
if target_path != self.staticPath:
raise PermissionError("Access denied: Path is outside the allowed directory.")
query = dict(urllib.parse.parse_qsl(url_parts.query))
# --- Favicon Handling ---
# Browsers request /server.ico automatically
if url_parts.path == '/server.ico':
favicon_fs_path = os.path.join(self.staticPath, 'server.ico')
print(f"Favicon request. Checking for file: {favicon_fs_path}")
if os.path.isfile(favicon_fs_path):
print("Serving favicon file from static directory.")
self._serve_file(favicon_fs_path, query, response, send_body)
else:
print("Serving hardcoded default favicon.")
# Serve default embedded favicon
response.setStatusLine("HTTP/1.1 200 OK\r\n")
response.headers["Content-Type"] = "image/x-icon"
response.headers["Content-Length"] = str(len(favicon))
if send_body:
response.setBody(favicon)
# else: Body remains empty for HEAD
response.send() # Send (headers only if HEAD)
return # Exit after handling favicon
# --- Check if path exists ---
if not os.path.exists(target_path):
raise FileNotFoundError(f"Resource not found at '{target_path}'") # 404
# --- Directory Listing ---
if os.path.isdir(target_path):
# Check for index.html within the directory first
index_path = os.path.join(target_path, "index.html")
if os.path.isfile(index_path):
print(f"Serving index.html for directory: {decoded_path}")
self._serve_file(index_path, query, response, send_body)
else:
# No index.html, generate and serve directory listing
print(f"Serving directory listing for: {decoded_path}")
if not send_body: # For HEAD requests on directories
# Send headers indicating HTML, but no body
response.setStatusLine("HTTP/1.1 200 OK\r\n")
response.headers["Content-Type"] = "text/html; charset=UTF-8"
# Content-Length will be 0 implicitly or explicitly set
response.send()
else:
self._serve_directory_listing(target_path, decoded_path, response)
# --- File Serving ---
elif os.path.isfile(target_path):
print(f"Serving file: {target_path}")
self._serve_file(target_path, query, response, send_body)
# --- Other Cases (Should not happen with checks above) ---
else:
# e.g., Broken symlink, special file type?
raise RuntimeError(f"Target path is neither a file nor a directory: {target_path}") # 500
except FileNotFoundError as e:
print(f"404 Not Found: {request.url} -> {e}")
self.send_error(response, 404, "Not Found", f"The requested resource <code>{urllib.parse.unquote(request.url)}</code> was not found on this server.")
except PermissionError as e:
print(f"403 Forbidden: {request.url} -> {e}")
self.send_error(response, 403, "Forbidden", f"Access denied to the resource <code>{urllib.parse.unquote(request.url)}</code>.")
except Exception as e:
# Catch any other unexpected errors during GET processing
print(f"!!! 500 Internal Server Error processing {request.method} {request.url}: {type(e).__name__}: {e}")
traceback.print_exc() # Log detailed error
# Avoid sending error if response already started
if not response.status_line:
self.send_error(response, 500, "Internal Server Error", "An unexpected error occurred while processing the request.")
else:
print("Error occurred after response headers sent. Closing connection.")
try: response.socket.close()
except: pass
# Modified _serve_file to optionally skip setting/sending body
def _serve_file(self, file_path, query, response, send_body=True):
"""Prepares headers and optionally reads/sends file content."""
response.setStatusLine("HTTP/1.1 200 OK\r\n")
# Determine Content-Type using mimetypes
mime_type, encoding = mimetypes.guess_type(file_path)
if mime_type:
content_type_header = mime_type
# Add charset=UTF-8 for text-based types for better browser handling
if mime_type.startswith("text/") or mime_type == "application/javascript" or mime_type == "application/json":
content_type_header += "; charset=UTF-8"
response.headers["Content-Type"] = content_type_header
else:
# Default to application/octet-stream if type unknown
response.headers["Content-Type"] = "application/octet-stream"
# Handle ?download=true query parameter to force download
if "download" in query and query["download"].lower() in ['true', '1', 'yes']:
# Ensure safe filename (remove path components)
safe_filename = os.path.basename(file_path)
try:
# Try to encode filename for header, fallback if needed
encoded_filename = urllib.parse.quote(safe_filename)
response.headers["Content-Disposition"] = f'attachment; filename="{safe_filename}"; filename*=UTF-8\'\'{encoded_filename}'
except Exception: # Fallback for unusual filenames
response.headers["Content-Disposition"] = f'attachment; filename="downloaded_file"'
# Force content type to octet-stream for downloads
response.headers["Content-Type"] = "application/octet-stream"
try:
file_size = os.path.getsize(file_path)
response.headers["Content-Length"] = str(file_size)
# Add Last-Modified header for caching
last_modified_time = os.path.getmtime(file_path)
# Format according to RFC 7231 (HTTP date format)
from datetime import datetime, timezone
last_modified_dt = datetime.fromtimestamp(last_modified_time, tz=timezone.utc)
response.headers["Last-Modified"] = last_modified_dt.strftime("%a, %d %b %Y %H:%M:%S GMT")
# Could add ETag here too based on file inode/size/mtime hash
if send_body:
# Read file content only if needed
with open(file_path, "rb") as file:
# For very large files, consider streaming read/send in chunks
# For simplicity here, read all at once.
response.setBody(file.read())
except IOError as e:
print(f"IOError reading file {file_path}: {e}")
# Raise a specific error type maybe? Or let the caller handle via 500.
# If headers are already set, we can't easily send a 404/403 here.
# Best to let the main handler catch this and send 500.
raise RuntimeError(f"Could not read file content: {e}") from e
except Exception as e:
print(f"Unexpected error getting file metadata/content {file_path}: {e}")
raise RuntimeError(f"Server error accessing file: {e}") from e
response.send() # Send headers (and body if applicable)
def _serve_directory_listing(self, dir_path, request_path, response):
"""Generates and sends an HTML directory listing."""
response.setStatusLine("HTTP/1.1 200 OK\r\n")
response.headers["Content-Type"] = "text/html; charset=UTF-8"
# Prevent caching of directory listings as content changes
response.headers["Cache-Control"] = "no-cache, no-store, must-revalidate"
response.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "0"
fileListHtml = ""
try:
# Ensure request_path for display ends with a slash
display_path = request_path if request_path.endswith('/') else request_path + '/'
escaped_display_path = urllib.parse.unquote(display_path) # Decode for display
# Sanitize for HTML display (prevent XSS in path display)
import html
safe_display_path = html.escape(escaped_display_path)
# Parent Directory Link (../)
if display_path != '/': # Don't show ../ if already at root
# Calculate parent URL path
parent_url_path = '/'.join(display_path.strip('/').split('/')[:-1])
parent_url_path = '/' + (parent_url_path + '/' if parent_url_path else '') # Add / prefix and suffix
encoded_parent_path = urllib.parse.quote(parent_url_path)
fileListHtml += f'<li class="dir-item parent-dir"><a href="{encoded_parent_path}"><span>{icons[""]}</span><span class="item-name"> ../</span></a></li>'
# Get directory items and sort: directories first, then files, case-insensitive
items = os.listdir(dir_path)
items.sort(key=lambda x: (not os.path.isdir(os.path.join(dir_path, x)), x.lower()))
for item_name in items:
item_fs_path = os.path.join(dir_path, item_name)
is_dir = os.path.isdir(item_fs_path)
# Construct URL path for the item, ensuring no double slashes
item_url_path = display_path + item_name
if is_dir:
item_url_path += '/' # Add trailing slash for directories
# Properly encode the item path for the URL href
encoded_item_path = urllib.parse.quote(item_url_path)
# Get icon based on extension (or folder icon)
ex = os.path.splitext(item_name)[1] if not is_dir else ""
icon_svg = get_icons(ex)
# Sanitize item name for display in HTML
safe_item_name = html.escape(item_name)
# Download link (only for files)
download_link_html = ""
if not is_dir:
# Construct download URL (add ?download=true)
# Use encoded_item_path which is already URL-safe
separator = '&' if '?' in encoded_item_path else '?'
encoded_download_path = encoded_item_path + separator + "download=true"
download_link_html = f"<a href='{encoded_download_path}' class='download-link' title='Download {safe_item_name}' aria-label='Download {safe_item_name}'>{get_icons('.download')}</a>"
# SVG preview (only for .svg files)
svg_preview_html = ""
if ex == '.svg':
# Use the encoded path directly as src
svg_preview_html = f"<img class='svg-preview' src='{encoded_item_path}' alt='SVG preview' loading='lazy'/>"
# Assemble the list item HTML
fileListHtml += f"""
<li class="{'dir-item' if is_dir else 'file-item'}">
<a href='{encoded_item_path}' title='{safe_item_name}'>
<span class='item-icon' aria-hidden="true">{icon_svg}</span>
<span class='item-name'> {safe_item_name}</span>
</a>
{svg_preview_html}
{download_link_html}
</li>
"""
except OSError as e:
print(f"Error listing directory {dir_path}: {e}")
# Send 500 error instead of incomplete listing
self.send_error(response, 500, "Internal Server Error", f"Could not list directory contents for <code>{safe_display_path}</code>.")
return # Stop processing this request
except Exception as e:
print(f"Unexpected error generating directory listing for {dir_path}: {e}")
traceback.print_exc()
self.send_error(response, 500, "Internal Server Error", "Error generating directory listing.")
return
# Generate Full HTML Page
html_body = f"""
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="icon" href="/server.ico" type="image/x-icon">
<title>主机 {safe_display_path}</title>
<style>
:root {{
--link-color: #1A55E8; --link-hover: #0d3dbd;
--hover-bg: #f0f4ff; --odd-bg: #f8f9fa;
--text-color: #333; --border-color: #dee2e6;
--icon-size: 18px; --download-icon-size: 20px;
}}
* {{ box-sizing: border-box; }}
body {{
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
padding: 15px 10px; margin: 0; font-size: 15px; /* Slightly smaller base */
color: var(--text-color); line-height: 1.6; background-color: #fff;
}}
.container {{
max-width: 960px; margin: auto;
border: 1px solid var(--border-color);
border-radius: 6px; overflow: hidden;
box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}}
h1 {{
font-size: 1.4em; margin: 0; padding: 12px 20px;
background-color: #f1f3f5; color: #495057;
border-bottom: 1px solid var(--border-color);
word-break: break-all; font-weight: 500;
}}
a {{ text-decoration: none; color: var(--link-color); }}
a:hover {{ text-decoration: underline; color: var(--link-hover); }}
ul {{ list-style: none; padding: 0; margin: 0; }}
ul li {{
display: flex; align-items: center; justify-content: space-between;
padding: 9px 15px 9px 20px; /* Adjusted padding */
border-bottom: 1px solid #e9ecef; /* Lighter separator */
transition: background-color 0.15s ease-in-out;
min-height: 40px; /* Ensure consistent height */
}}
ul li:last-child {{ border-bottom: none; }}
ul li:nth-child(odd):not(.parent-dir) {{ background-color: var(--odd-bg); }} /* Style odd rows, skip parent */
ul li:hover {{ background-color: var(--hover-bg); }}
ul li > a:first-of-type {{ /* Main link (icon + name) */
display: flex; align-items: center;
flex-grow: 1; overflow: hidden;
margin-right: 10px; /* Space before other icons */
}}
.item-icon svg, .item-icon img {{
vertical-align: middle; width: var(--icon-size); height: var(--icon-size);
flex-shrink: 0; margin-right: 10px; /* Increased space */
object-fit: contain; /* For img previews */
}}
.item-name {{
white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
flex-grow: 1; padding-top: 1px; /* Fine tune alignment */
}}
.download-link, .svg-preview {{
flex-shrink: 0; /* Prevent shrinking */
margin-left: 10px; /* Space between icons */
display: flex; align-items: center;
}}
.download-link svg {{
width: var(--download-icon-size); height: var(--download-icon-size);
vertical-align: middle;
}}
.download-link:hover svg {{ opacity: 0.7; }}
.svg-preview {{
height: var(--icon-size); /* Match other icons */
width: auto; max-width: 40px; /* Limit preview width */
border: 1px solid #eee; padding: 1px; background-color: #fff;
}}
.parent-dir {{ background-color: #e9ecef; font-weight: 500; }}
</style>
</head>
<body>
<div class="container">
<h1>主机 {safe_display_path}</h1>
<ul>{fileListHtml}</ul>
</div>
</body>
</html>
"""
response.setBody(html_body)
response.send()
def start(self):
"""Starts the server's main loop."""
if not self._setup_socket():
return # Exit if setup fails
print("Server started. Press Ctrl+C to stop.")
while self.running:
try:
# Wait for a connection (with timeout)
new_socket, client_address = self.tcp_server_socket.accept()
# print(f"Accepted connection from {client_address}") # Verbose log
# Start a new thread to handle the client request
client_thread = threading.Thread(
target=self.handle_client_request,
args=(new_socket, client_address),
daemon=True # Allows main thread to exit even if clients are active
)
client_thread.start()
except socket.timeout:
# Timeout occurred on accept(), loop continues to check self.running
continue
except KeyboardInterrupt:
# User pressed Ctrl+C
self.stop() # Signal stop
break # Exit the loop immediately
except socket.error as e:
# Handle errors during accept (e.g., socket closed by stop())
if self.running: # Only log if we weren't expecting to stop
print(f"Socket error during accept: {e}")
# Could add a small sleep here if accept fails repeatedly
# time.sleep(0.1)
except Exception as e:
# Catch any other unexpected errors in the main loop
if self.running:
print(f"Unexpected error in server main loop: {e}")
traceback.print_exc()
# Consider stopping the server on critical main loop errors
# self.stop()
# break
# --- Cleanup after loop exits ---
print("Server loop finished.")
if self.tcp_server_socket:
print("Closing server socket.")
try:
self.tcp_server_socket.close()
except socket.error as e:
print(f"Error closing server socket: {e}")
print("Server shut down gracefully.")
# Keep start_async if needed, but start() is better for standalone script
# def start_async(self):
# server_thread = threading.Thread(name="fileserver", target=self.start)
# server_thread.daemon = True # Allow program to exit if only this thread is running
# server_thread.start()
# return server_thread
if __name__ == '__main__':
print("Starting HTTP File Server...")
config = load_config()
# Validate and prepare configuration values
ip_addr = config.get("ip", DEFAULT_CONFIG["ip"])
port_num = config.get("port", DEFAULT_CONFIG["port"])
static_dir = config.get("static_path", DEFAULT_CONFIG["static_path"])
# Validate port number
try:
port_num = int(port_num)
if not (0 < port_num < 65536):
raise ValueError("Port number must be between 1 and 65535")
except (ValueError, TypeError) as e:
print(f"Error: Invalid port number '{port_num}' in config or default: {e}. Using default {DEFAULT_CONFIG['port']}.")
port_num = DEFAULT_CONFIG["port"]
# --- Handle Command Line Argument Override for static_path ---
if len(sys.argv) > 1:
cmd_path_arg = sys.argv[1]
cmd_path_abs = os.path.abspath(cmd_path_arg)
print(f"Command line argument provided: '{cmd_path_arg}' -> '{cmd_path_abs}'")
if os.path.isdir(cmd_path_abs):
print(f"Overriding static path with command line argument.")
static_dir = cmd_path_abs # Use absolute path from argument
else:
print(f"Warning: Command line argument '{cmd_path_abs}' is not a valid directory. Ignoring.")
else:
# If no command line arg, resolve config path relative to script/cwd
static_dir = os.path.abspath(static_dir)
# --- Final Check: Ensure the selected static directory exists ---
print(f"Final static path configured: '{static_dir}'")
if not os.path.isdir(static_dir):
print(f"Error: The static directory '{static_dir}' does not exist or is not a directory.")
print("Please create the directory, update config.json, or provide a valid path via command line.")
sys.exit(1) # Exit if static dir is invalid
# --- Start Server ---
web_server = None
try:
web_server = HttpWebServer(ip=ip_addr, port=port_num, static_path=static_dir)
# Use start() directly for standalone script to keep main thread alive
web_server.start()
except ValueError as e: # Catch specific errors like invalid static path during init
print(f"Error initializing server: {e}")
sys.exit(1)
except Exception as e:
print(f"An unexpected error occurred before starting the server: {e}")
traceback.print_exc()
sys.exit(1)
finally:
# This part might not be reached if start() runs indefinitely
# Graceful shutdown is handled within start() via KeyboardInterrupt/stop()
print("Main script execution finished.")