-
Notifications
You must be signed in to change notification settings - Fork 11
/
Copy pathnavi2ch-net.el
1018 lines (949 loc) · 35.4 KB
/
navi2ch-net.el
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
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
;;; navi2ch-net.el --- Network module for navi2ch -*- coding: iso-2022-7bit; -*-
;; Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008, 2009
;; by Navi2ch Project
;; Author: Taiki SUGAWARA <[email protected]>
;; Keywords: network 2ch
;; This file is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; This file is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to
;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Commentary:
;;
;;; Code:
(provide 'navi2ch-net)
(defconst navi2ch-net-ident
"$Id$")
(eval-when-compile
(require 'cl))
(require 'timezone)
(require 'base64)
(require 'navi2ch)
(defvar navi2ch-net-connection-name "navi2ch connection")
(defvar navi2ch-net-user-agent "Monazilla/1.00 Navi2ch")
(defvar navi2ch-net-setting-file-name "SETTING.TXT")
(defvar navi2ch-net-last-date nil)
(defvar navi2ch-net-last-url nil)
(defvar navi2ch-net-process nil)
(defvar navi2ch-net-last-host nil)
(defvar navi2ch-net-last-port nil)
(defvar navi2ch-net-status nil)
(defvar navi2ch-net-header nil)
(defvar navi2ch-net-content nil)
(defvar navi2ch-net-state-header-table
(navi2ch-alist-to-hash
'((aborn . "X-Navi2ch-Aborn") ; $B$"$\!<$s$5$l$F$k(B
(kako . "X-Navi2ch-Kako") ; $B2a5n%m%0$K$J$C$F$k(B
(not-updated . "X-Navi2ch-Not-Updated") ; $B99?7$5$l$F$$$J$$(B
(error . "X-Navi2ch-Error"))) ; $B%(%i!<(B($B%U%!%$%k$,<hF@$G$-$J$$$H$+(B)
"STATE $B$N%7%s%\%k$H<B:]$K%X%C%@$K=q$+$l$kJ8;zNs$N(B hash$B!#(B")
(add-hook 'navi2ch-exit-hook 'navi2ch-net-cleanup)
;; shut up XEmacs warnings
(eval-when-compile
(defvar inherit-process-coding-system))
(defmacro navi2ch-net-ignore-errors (&rest body)
"BODY $B$rI>2A$7!"$=$NCM$rJV$9!#(B
BODY $B$NI>2ACf$K%(%i!<$,5/$3$k$H(B nil $B$rJV$9!#(B"
(let ((done (make-symbol "--done-temp--"))
(err (make-symbol "--err-temp--")))
`(let ((,done nil))
(unwind-protect
(condition-case ,err
(prog1
,(cons 'progn body)
(setq ,done t))
(error
(ding)
(if ,err
(message "Error: %s" (error-message-string ,err))
(message "Error"))
(sleep-for 1)
nil))
(unless ,done
(ignore-errors
(navi2ch-net-cleanup-process)))))))
(defun navi2ch-net-cleanup ()
(let (buf)
(if (processp navi2ch-net-process)
(setq buf (process-buffer navi2ch-net-process)))
(unwind-protect
(navi2ch-net-cleanup-process)
(if buf
(kill-buffer buf)))))
(defun navi2ch-net-cleanup-process ()
(unwind-protect
(if (processp navi2ch-net-process)
(delete-process navi2ch-net-process))
(setq navi2ch-net-process nil)
(navi2ch-net-cleanup-vars)))
(defun navi2ch-net-cleanup-vars ()
(setq navi2ch-net-status nil
navi2ch-net-header nil
navi2ch-net-content nil))
(defun navi2ch-open-network-stream-with-retry (name buffer host service)
(let ((retry t) proc)
(while retry
(condition-case err
(setq proc (open-network-stream name buffer host service)
retry nil)
(file-error
(save-match-data
(if (string-match "in progress" ; EINPROGRESS or EALREADY
(nth 2 err))
(progn
(setq retry t)
(sleep-for 1))
(signal (car err) (cdr err)))))))
proc))
(defun navi2ch-open-network-stream-via-command (name buffer host service)
(let ((command (cond ((stringp navi2ch-open-network-stream-command)
(format navi2ch-open-network-stream-command
host service))
((functionp navi2ch-open-network-stream-command)
(funcall navi2ch-open-network-stream-command
host service)))))
(apply #'start-process name buffer
(if (stringp command)
(list shell-file-name shell-command-switch command)
command))))
;; (let ((sum 0))
;; (dotimes (i 400 sum)
;; (setq sum (+ sum (1- (floor (expt 1.00925 i)))))))
;; => 3602
(defvar navi2ch-net-connect-wait-power 1.00925)
(defvar navi2ch-net-connect-time-list '())
(defvar navi2ch-net-fall-back-host "bg20.2ch.net")
(defun navi2ch-net-connect-check (connection-data)
(let ((host2ch (cdr (assq 'host2ch connection-data)))
(file (cdr (assq 'file connection-data))))
(when (string-match "2ch\\.net\\|bbspink\\.com\\|machi\\.to" host2ch)
(let* ((host (intern host2ch))
(now (navi2ch-float-time))
(limit (- now 3600.0))
(list (delq nil (mapcar (lambda (x) (if (> (cdr x) limit) x))
navi2ch-net-connect-time-list)))
(len (length (delq nil (mapcar (lambda (x)
(if (eq host (car x)) x))
list))))
(wait (floor (- (+ (expt navi2ch-net-connect-wait-power len)
(or (cdr (assq host list)) now))
1
now))))
(if (> wait 0)
(if (and (string-match "2ch\\.net" host2ch)
(string-match "/\\([^/]+\\)/dat/\\([0-9]+\\).dat" file))
(progn
(message "falling back to %s" navi2ch-net-fall-back-host)
(setq navi2ch-net-connect-time-list list)
(if (string= host2ch (cdr (assq 'host connection-data)))
(progn
(navi2ch-put-alist 'host navi2ch-net-fall-back-host connection-data)
(navi2ch-put-alist 'port 80 connection-data)
(navi2ch-put-alist 'file
(format "/test/r.so/%s/%s/%s/"
host2ch
(match-string 1 file)
(match-string 2 file))
connection-data)
(navi2ch-put-alist 'host2ch navi2ch-net-fall-back-host
connection-data))
(navi2ch-put-alist 'file
(format "http://%s/test/r.so/%s/%s/%s/"
navi2ch-net-fall-back-host
host2ch
(match-string 1 file)
(match-string 2 file))
connection-data)
(navi2ch-put-alist 'host2ch navi2ch-net-fall-back-host
connection-data)))
(message "waiting for %dsec..." wait)
(sleep-for wait)
(message "waiting for %dsec...done" wait))
(setq navi2ch-net-connect-time-list
(cons (cons host (navi2ch-float-time)) list)))))
connection-data))
(defvar navi2ch-net-down-host-alist nil)
(defvar navi2ch-net-retry-down-host 300
"$B0JA0Mn$A$F$$$?%[%9%H$K:F@\B3$9$k$^$G$NIC?t!#(B
nil $B$J$i>o$K:F@\B3$9$k!#(B")
(defun navi2ch-net-add-down-host (host)
(setq host (intern (downcase (format "%s" host))))
(setq navi2ch-net-down-host-alist
(navi2ch-put-alist host (navi2ch-float-time)
navi2ch-net-down-host-alist)))
(defun navi2ch-net-down-p (host)
(setq host (intern (downcase (format "%s" host))))
(let ((elt (assq host navi2ch-net-down-host-alist)))
(and elt
(numberp navi2ch-net-retry-down-host)
(> navi2ch-net-retry-down-host 0)
(< (navi2ch-float-time)
(+ (cdr elt) (float navi2ch-net-retry-down-host))))))
(defun navi2ch-net-send-request (url method &optional other-header content)
(setq navi2ch-net-last-url url)
(unless navi2ch-net-enable-http11
(navi2ch-net-cleanup-process))
(let ((buf (get-buffer-create (concat " *" navi2ch-net-connection-name)))
(process-connection-type nil)
(inherit-process-coding-system
navi2ch-net-inherit-process-coding-system)
user pass host file port host2ch credentials auth)
(let ((list (navi2ch-net-split-url url navi2ch-net-http-proxy)))
(setq list (navi2ch-net-connect-check list))
(setq user (cdr (assq 'user list))
pass (cdr (assq 'pass list))
host (cdr (assq 'host list))
file (cdr (assq 'file list))
port (cdr (assq 'port list))
host2ch (cdr (assq 'host2ch list))))
(when navi2ch-net-http-proxy
(setq credentials (navi2ch-net-http-basic-credentials
navi2ch-net-http-proxy-userid
navi2ch-net-http-proxy-password)))
(when (and user pass)
(setq auth (navi2ch-net-http-basic-credentials
user pass)))
(let ((proc navi2ch-net-process))
(condition-case nil
(if (and navi2ch-net-enable-http11
(equal host navi2ch-net-last-host)
(equal port navi2ch-net-last-port)
(processp proc)
(memq (process-status proc) '(open run)))
(progn
(message "Reusing connection...")
(navi2ch-net-get-content proc)) ; $BA02s$N%4%_$rFI$_Ht$P$7$F$*$/(B
(if (processp proc)
(delete-process proc))
(setq proc nil))
(error (setq proc nil)))
(when (or (not proc)
(not (processp proc))
(not (memq (process-status proc) '(open run))))
(message "Now connecting...")
(setq proc nil)
(unless (navi2ch-net-down-p host)
(condition-case nil
(if (string-match "^https://" url)
(setq proc (funcall 'open-tls-stream
navi2ch-net-connection-name buf host "443"))
(setq proc (funcall navi2ch-open-network-stream-function
navi2ch-net-connection-name buf host port)))
(error (navi2ch-net-add-down-host host)))))
(when proc
(with-current-buffer buf
(navi2ch-set-buffer-multibyte nil)
(erase-buffer))
(setq navi2ch-net-last-host host)
(setq navi2ch-net-last-port port)
(message "%ssending request..." (current-message))
(set-process-coding-system proc 'binary 'binary)
(set-process-sentinel proc 'ignore) ; exited abnormary $B$r=P$5$J$/$9$k(B
(process-send-string
proc
(format (concat
"%s %s %s\r\n"
"MIME-Version: 1.0\r\n"
"Host: %s\r\n"
"%s" ;connection
"%s" ;other-header
"%s" ;content
"\r\n")
method file
(if navi2ch-net-enable-http11
"HTTP/1.1"
"HTTP/1.0")
host2ch
(if navi2ch-net-enable-http11
""
"Connection: close\r\n")
(or (navi2ch-net-make-request-header
(append (list (cons "Proxy-Authorization" credentials)
(cons "User-Agent" navi2ch-net-user-agent)
(cons "Authorization" auth))
other-header))
"")
(if content
(format "Content-length: %d\r\n\r\n%s"
(length content) content)
"")))
(message "%sdone" (current-message)))
(navi2ch-net-cleanup-vars)
(setq navi2ch-net-process proc))))
(defun navi2ch-net-split-url (url &optional proxy)
(let (host2ch authinfo user pass)
(string-match "https?://\\([^@/]+@\\)?\\([^/]+\\)" url)
(when (setq authinfo (match-string 1 url))
(save-match-data
(string-match "\\(?:\\([^:]+\\):\\)?\\(.*\\)@" authinfo)
(if (match-beginning 1)
(setq user (match-string 1 authinfo)
pass (match-string 2 authinfo))
(setq user (match-string 2 authinfo)))))
(setq host2ch (match-string 2 url))
(if proxy
(progn
(string-match "^\\(https?://\\)?\\(.*\\):\\([0-9]+\\)" proxy)
(list
(cons 'user user)
(cons 'pass pass)
(cons 'host (match-string 2 proxy))
(cons 'file url)
(cons 'port (string-to-number (match-string 3 proxy)))
(cons 'host2ch host2ch)))
(string-match "https?://\\(?:[^@/]+@\\)?\\([^/:]+\\)\\(?::\\([0-9]+\\)\\)?\\(.*\\)" url)
(list
(cons 'user user)
(cons 'pass pass)
(cons 'host (match-string 1 url))
(cons 'port (string-to-number (or (match-string 2 url)
"80")))
(cons 'file (match-string 3 url))
(cons 'host2ch host2ch)))))
(defun navi2ch-net-http-basic-credentials (user pass)
"USER $B$H(B PASS $B$+$i(B Basic $BG'>Z$N>ZL@=q(B (?) $BItJ,$rJV$9!#(B"
(when (and user pass)
(concat "Basic "
(base64-encode-string
(concat user ":" pass)))))
(defun navi2ch-net-make-request-header (header-alist)
"'((NAME . VALUE)...) $B$J(B HEADER-ALIST $B$+$i%j%/%(%9%H%X%C%@$r:n$k!#(B"
(let (header)
(dolist (pair header-alist)
(when (and pair (cdr pair))
(setq header (concat header
(car pair) ": " (cdr pair) "\r\n"))))
header))
(defun navi2ch-net-get-status (proc)
"PROC $B$N@\B3$N%9%F!<%?%9It$rJV$9!#(B"
(navi2ch-net-ignore-errors
(or navi2ch-net-status
(with-current-buffer (process-buffer proc)
(while (and (memq (process-status proc) '(open run))
(goto-char (point-min))
(not (looking-at "HTTP/1\\.[01] \\([0-9]+\\)")))
(accept-process-output proc))
(goto-char (point-min))
(if (looking-at "HTTP/1\\.[01] \\([0-9]+\\)")
(setq navi2ch-net-status (match-string 1)))))))
(defun navi2ch-net-get-protocol (proc)
(when (navi2ch-net-get-status proc)
(with-current-buffer (process-buffer proc)
(goto-char (point-min))
(if (looking-at "\\(HTTP/1\\.[01]\\) [0-9]+")
(match-string 1)))))
(defun navi2ch-net-get-header (proc)
"PROC $B$N@\B3$N%X%C%@It$rJV$9!#(B"
(when (navi2ch-net-get-status proc)
(navi2ch-net-ignore-errors
(or navi2ch-net-header
(with-current-buffer (process-buffer proc)
(while (and (memq (process-status proc) '(open run))
(goto-char (point-min))
(not (re-search-forward "\r\n\r?\n" nil t)))
(accept-process-output proc))
(goto-char (point-min))
(re-search-forward "\r\n\r?\n")
(let ((end (match-end 0))
list)
(goto-char (point-min))
(while (re-search-forward "^\\([^\r\n:]+\\): \\(.+\\)\r\n" end t)
(setq list (cons (cons (intern (downcase (match-string 1)))
(match-string 2))
list)))
(let ((date (assq 'date list)))
(when (and date (stringp (cdr date)))
(setq navi2ch-net-last-date (cdr date))))
(setq navi2ch-net-header (nreverse list))))))))
(defun navi2ch-net-get-content-subr-with-temp-file (gzip-p start end)
(if gzip-p
(let* ((tempfn (make-temp-name (navi2ch-temp-directory)))
(tempfngz (concat tempfn ".gz")))
(let ((coding-system-for-write 'binary)
;; auto-compress-mode$B$r(Bdisable$B$K$9$k(B
(inhibit-file-name-operation 'write-region)
(inhibit-file-name-handlers (cons 'jka-compr-handler
inhibit-file-name-handlers)))
(navi2ch-write-region start end tempfngz))
(let ((status
(let ((default-directory (navi2ch-default-directory)))
(call-process shell-file-name nil nil nil
shell-command-switch
(concat "gzip -d " tempfngz)))))
(unless (and (numberp status) (zerop status))
(error "Failed to execute gzip")))
(delete-region start end)
(goto-char start)
(goto-char (+ start
(nth 1 (insert-file-contents-literally tempfn))))
(delete-file tempfn))))
(defun navi2ch-net-get-content-subr-region (gzip-p start end)
(if gzip-p
(let (status)
(setq status
(let ((default-directory (navi2ch-default-directory)))
(apply 'call-process-region
start end
navi2ch-net-gunzip-program t t nil
navi2ch-net-gunzip-args)))
(unless (and (numberp status) (zerop status))
(error "Failed to execute gzip")))))
(eval-and-compile
(defalias 'navi2ch-net-get-content-subr
(navi2ch-ifemacsce
'navi2ch-net-get-content-subr-with-temp-file
'navi2ch-net-get-content-subr-region)))
(defun navi2ch-net-get-chunk (proc)
"$B%+%l%s%H%P%C%U%!$N(B PROC $B$N(B point $B0J9_$r(B chunk $B$H$_$J$7$F(B chunk $B$rF@$k!#(B
chunk $B$N%5%$%:$rJV$9!#(Bpoint $B$O(B chunk $B$ND>8e$K0\F0!#(B"
(catch 'ret
(let ((p (point))
size end)
(while (and (not (looking-at "\\([0-9a-fA-F]+\\)[^\r\n]*\r\n"))
(memq (process-status proc) '(open run)))
(accept-process-output proc)
(goto-char p))
(when (not (match-string 1))
(message "No chunk-size line")
(throw 'ret 0))
(goto-char (match-end 0))
(setq size (string-to-number (match-string 1) 16)
end (+ p size 2)) ; chunk-data CRLF
(delete-region p (point)) ; chunk size $B9T$r>C$9(B
(if (= size 0)
(throw 'ret 0))
(while (and (memq (process-status proc) '(open run))
(goto-char end)
(not (= (point) end)))
(accept-process-output proc))
(goto-char end)
(when (not (= (point) end))
(message "Unable goto chunk end (size: %d, end: %d, point: %d)"
size end (point))
(throw 'ret 0))
(when (not (string= (buffer-substring (- (point) 2) (point))
"\r\n"))
(message "Invalid chunk body")
(throw 'ret 0)) ; chunk-data $B$NKvHx$,(B CRLF $B$8$c$J$$(B
(delete-region (- (point) 2) (point))
size)))
(defun navi2ch-net-get-content (proc)
"PROC $B$N@\B3$NK\J8$rJV$9!#(B"
(when (and (navi2ch-net-get-status proc) (navi2ch-net-get-header proc))
(navi2ch-net-ignore-errors
(or navi2ch-net-content
(let* ((header (navi2ch-net-get-header proc))
(gzip (and navi2ch-net-accept-gzip
(string-match "gzip"
(or (cdr (assq 'content-encoding
header))
""))))
p)
(with-current-buffer (process-buffer proc)
(goto-char (point-min))
(re-search-forward "\r\n\r?\n") ; header $B$N8e$J$N$G<h$l$F$k$O$:(B
(setq p (point))
(cond ((equal (cdr (assq 'transfer-encoding header))
"chunked")
(while (> (navi2ch-net-get-chunk proc) 0)
nil))
((assq 'content-length header)
(let ((size (string-to-number (cdr (assq 'content-length
header)))))
(while (and (memq (process-status proc) '(open run))
(goto-char (+ p size))
(not (= (point) (+ p size))))
(accept-process-output proc))
(goto-char (+ p size))))
((or (string= (navi2ch-net-get-protocol proc)
"HTTP/1.0")
(not navi2ch-net-enable-http11)
(and (stringp (cdr (assq 'connection header)))
(string= (cdr (assq 'connection header))
"close")))
(while (memq (process-status proc) '(open run))
(accept-process-output proc))
(goto-char (point-max))))
(when (and (stringp (cdr (assq 'connection header)))
(string= (cdr (assq 'connection header))
"close"))
(delete-process proc))
(navi2ch-net-get-content-subr gzip p (point))
(setq navi2ch-net-content
(buffer-substring-no-properties p (point)))))))))
(defun navi2ch-net-download-file (url
&optional time accept-status other-header)
"URL $B$+$i%@%&%s%m!<%I$r3+;O$9$k!#(B
TIME $B$,(B `non-nil' $B$J$i$P(B TIME $B$h$j?7$7$$;~$@$1%@%&%s%m!<%I$9$k!#(B
$B%j%9%H(B ACCEPT-STATUS $B$,(B `non-nil' $B$J$i$P%9%F!<%?%9$,(B ACCEPT-STATUS $B$K4^$^$l(B
$B$F$$$k;~$@$1%@%&%s%m!<%I$9$k!#(B
OTHER-HEADER $B$,(B `non-nil' $B$J$i$P%j%/%(%9%H$K$3$N%X%C%@$rDI2C$9$k!#(B
$B%@%&%s%m!<%I$G$-$l$P$=$N@\B3$rJV$9!#(B"
(catch 'ret
(navi2ch-net-ignore-errors
(let ((time (if (or (null time) (stringp time)) time
(navi2ch-http-date-encode time)))
proc status)
(while (not status)
(setq proc
(navi2ch-net-send-request
url "GET"
(append
(list (if navi2ch-net-force-update
(cons "Pragma" "no-cache")
(and time (cons "If-Modified-Since" time)))
(and navi2ch-net-accept-gzip
;; regexp $B$OJQ?t$K$7$?J}$,$$$$$N$+$J!#$$$$JQ?tL>$,;W$$$D$+$J$$!#(B
(not (string-match "\\.gz$" url))
(not (assoc "Range" other-header))
'("Accept-Encoding" . "gzip")))
other-header)))
(unless proc
(throw 'ret nil))
(message "Checking file...")
(setq status (navi2ch-net-get-status proc))
(when (and (string= status "416")
(assoc "Range" other-header))
(let ((elt (assoc "Range" other-header)))
(setq other-header (delq elt other-header)
status nil)))
(unless status
(message "Retrying...")
(sit-for 3))) ; $B%j%H%i%$$9$kA0$K$A$g$C$HBT$D(B
(cond ((not (stringp status))
(message "%serror" (current-message))
(setq proc nil))
((string= status "404")
(message "%snot found" (current-message))
(setq proc nil))
((string= status "304")
(message "%snot updated" (current-message)))
((string= status "302")
(message "%smoved" (current-message)))
((string-match "\\`2[0-9][0-9]\\'" status)
(message "%supdated" (current-message)))
(t
(message "%serror" (current-message))
(setq proc nil)))
(if (or (not accept-status)
(member status accept-status))
proc)))))
(defun navi2ch-net-download-file-range (url range &optional time other-header)
"Range $B%X%C%@$r;H$C$F%U%!%$%k$r%@%&%s%m!<%I$9$k!#(B"
(navi2ch-net-download-file url time '("206" "200" "304") ;; 200 $B$b$"$C$F$b$$$$$N$+$J!)(B
(append
(list (cons "Range" (concat "bytes=" range)))
other-header)))
(defsubst navi2ch-net-add-state (state header)
"HEADER $B$K(B STATE $B$rDI2C$9$k!#(B"
(navi2ch-put-alist (gethash state navi2ch-net-state-header-table)
"yes"
header))
(defun navi2ch-net-is-tanpan-thread-p (cont)
(and cont
(string-match
"\\`[^\n<]+<><>[0-9]+/[0-9]+/[0-9]+ [0-9]+:[0-9]+:[0-9]+ ID:TanpanM<>"
cont)))
(defun navi2ch-net-update-file (url file
&optional time func location diff other-header)
"FILE $B$r99?7$9$k!#(B
TIME $B$,(B non-nil $B$J$i$P(B TIME $B$h$j?7$7$$;~$@$199?7$9$k!#(B
TIME $B$,(B 'file $B$J$i$P%U%!%$%k$N99?7F|;~$r(B TIME $B$H$9$k!#(B
FUNC $B$,(B non-nil $B$J$i$P99?78e(B FUNC $B$r;H$C$F%U%!%$%k$rJQ49$9$k!#(B
FUNC $B$O(B current-buffer $B$rA`:n$9$k4X?t$G$"$k;v!#(B
LOCATION $B$,(B non-nil $B$J$i$P(B Location $B%X%C%@$,$"$C$?$i$=$3$K0\F0$9$k$h$&(B
$B$K$9$k!#(B
DIFF $B$,(B non-nil $B$J$i$P(B $B:9J,$H$7$F(B FILE $B$r>e=q$-$;$:$KDI2C$9$k!#(B
OTHER-HEADER $B$O(B `navi2ch-net-download-file' $B$KEO$5$l$k!#(B
$B99?7$G$-$l$P(B header $B$rJV$9(B"
(when (eq time 'file)
(setq time (and (file-exists-p file)
(navi2ch-file-mtime file))))
(let ((dir (file-name-directory file)))
(unless (file-exists-p dir)
(make-directory dir t)))
(let ((coding-system-for-write 'binary)
(coding-system-for-read 'binary)
(redo t)
proc status header cont)
(while redo
(setq redo nil
proc (navi2ch-net-download-file url time
(list "200" "304"
(and location "302"))
other-header)
status (and proc
(navi2ch-net-get-status proc))
header (and proc
(navi2ch-net-get-header proc)))
(cond ((or (not proc)
(not status)
(not header))
;; $BG0$N$?$a(B
(setq header (navi2ch-net-add-state 'error header)))
((string= status "200")
(message (if diff
"%s: Getting file diff..."
"%s: Getting new file...")
(current-message))
(setq cont (navi2ch-net-get-content proc))
(when (and cont func)
(message "%stranslating..." (current-message))
(setq cont (with-temp-buffer
(navi2ch-set-buffer-multibyte nil)
(insert cont)
(goto-char (point-min))
(funcall func)
(buffer-string))))
(when (navi2ch-net-is-tanpan-thread-p cont)
(setq cont nil)
(setq header (navi2ch-net-add-state 'error header)))
(if (and cont (not (string= cont "")))
(with-temp-file file
(navi2ch-set-buffer-multibyte nil)
(when diff
(insert-file-contents file)
(goto-char (point-max)))
(insert cont)
(message "%sdone" (current-message)))
(setq header (navi2ch-net-add-state 'not-updated header))
(message "%snot updated" (current-message))))
((and location
(string= status "302")
(assq 'location header))
(setq url (cdr (assq 'location header))
redo t)
(message "%s: Redirecting..." (current-message)))
((string= status "304")
(setq header (navi2ch-net-add-state 'not-updated header)))
(t
;; $B$3$3$KMh$k$O$:$J$$$1$I0l1~(B
(setq header (navi2ch-net-add-state 'error header)))))
header))
(defun navi2ch-net-get-length-from-header (header)
"header $B$+$i(B contents $BA4BN$ND9$5$rF@$k!#(B
header $B$KD9$5$,4^$^$l$F$$$J$$>l9g$O(B nil $B$rJV$9!#(B"
(let ((range (cdr (assq 'content-range header)))
(length (cdr (assq 'content-length header))))
(cond ((and range
(string-match "/\\(.+\\)" range))
(string-to-number (match-string 1 range)))
(length
(string-to-number length)))))
(defun navi2ch-net-check-aborn (size header)
"$B$"$\!<$s$5$l$F$J$1$l$P(B t $B$rJV$9!#(B"
(let ((len (navi2ch-net-get-length-from-header header)))
(if len
(>= len (or size 0))
t))) ; $B%[%s%H$K$3$l$G$$$$$+$J(B?
(defconst navi2ch-net-update-file-diff-size 16
"$B:9J,<hF@$9$k:]$K%*!<%P!<%i%C%W$5$;$kI}!#(B")
(defun navi2ch-net-update-file-diff (url file &optional time)
"FILE $B$r:9J,$G99?7$9$k!#(B
TIME $B$,(B `non-nil' $B$J$i$P(B TIME $B$h$j?7$7$$;~$@$199?7$9$k!#(B
$B99?7$G$-$l$P(B HEADER $B$rJV$9!#(B"
(let ((dir (file-name-directory file)))
(unless (file-exists-p dir)
(make-directory dir t)))
(let* ((coding-system-for-write 'binary)
(coding-system-for-read 'binary)
;; $B%U%!%$%k%5%$%:$HEy$7$$CM$r(B range $B$K$9$k$H%U%!%$%k$rA4ItAw$C(B
;; $B$F$/$k$N$G0z$$$F$*$/!#(B
(size (max 0 (- (navi2ch-file-size file)
navi2ch-net-update-file-diff-size)))
(last (and (> size 0)
(with-temp-buffer
(navi2ch-set-buffer-multibyte nil)
(insert-file-contents file nil size)
(buffer-string))))
(last-all (with-temp-buffer
(navi2ch-set-buffer-multibyte nil)
(insert-file-contents file)
(buffer-string)))
proc header status aborn-p)
(setq proc (navi2ch-net-download-file-range url (format "%d-" size) time))
(setq header (and proc
(navi2ch-net-get-header proc)))
(setq status (and proc
(navi2ch-net-get-status proc)))
(cond ((or (not proc)
(not header)
(not status))
(setq header (navi2ch-net-add-state 'error header)))
((string= status "304")
(setq header (navi2ch-net-add-state 'not-updated header)))
((string= status "206")
(if (not (navi2ch-net-check-aborn size header))
(setq aborn-p t)
(message "%s: Getting file diff..." (current-message))
(let ((cont (navi2ch-net-get-content proc)))
(cond ((and (> size 0) last
(or (> (length last) (length cont))
(not (string= (substring cont 0 (length last))
last))))
(setq aborn-p t)) ; $BA02s$H0lCW$7$J$$>l9g$O$"$\!<$s(B
((string= cont last)
(message "%snot updated" (current-message))
(setq header
(navi2ch-net-add-state 'not-updated header)))
(t
(with-temp-file file
(navi2ch-set-buffer-multibyte nil)
(insert-file-contents file nil nil size)
(goto-char (point-max))
(insert cont))
(message "%sdone" (current-message)))))))
((string= status "200")
(if (not (navi2ch-net-check-aborn size header))
(setq aborn-p t)
(message "%s: Getting whole file..." (current-message))
(let ((cont (navi2ch-net-get-content proc)))
(with-temp-file file
(navi2ch-set-buffer-multibyte nil)
(insert cont))
(if (string= cont last-all)
(progn
(message "%sdone...not updated" (current-message))
(setq header
(navi2ch-net-add-state 'not-updated header)))
(message "%sdone" (current-message))))))
(t
(setq header (navi2ch-net-add-state 'error header))))
(if (not aborn-p)
header
(message "$B$"$\!<$s(B!!!")
(navi2ch-net-save-aborn-file file)
(navi2ch-net-add-state
'aborn
(navi2ch-net-update-file url file)))))
(defun navi2ch-net-save-aborn-file (file)
(when (and navi2ch-net-save-old-file-when-aborn
(or (not (eq navi2ch-net-save-old-file-when-aborn
'ask))
(y-or-n-p "$B$"$\!<$s(B!!! Backup old file? ")))
(copy-file file (read-file-name "file name: "))))
;; <http://www.ietf.org/rfc/rfc2396.txt>
;; 2.3. Unreserved Characters
;; unreserved = alphanum | mark
;; mark = "-" | "_" | "." | "!" | "~" | "*" | "'" | "(" | ")"
;; from Emacs/W3
(defconst navi2ch-net-url-unreserved-chars
'(
?a ?b ?c ?d ?e ?f ?g ?h ?i ?j ?k ?l ?m ?n ?o ?p ?q ?r ?s ?t ?u ?v ?w ?x ?y ?z
?A ?B ?C ?D ?E ?F ?G ?H ?I ?J ?K ?L ?M ?N ?O ?P ?Q ?R ?S ?T ?U ?V ?W ?X ?Y ?Z
?0 ?1 ?2 ?3 ?4 ?5 ?6 ?7 ?8 ?9
?- ?_ ?. ?! ?~ ?* ?' ?\( ?\))
"A list of characters that are _NOT_ reserve in the URL spec.
This is taken from RFC 2396.")
;; from Emacs/W3
(defun navi2ch-net-url-hexify-string (str &optional coding-system)
"Escape characters in a string."
(mapconcat (lambda (char)
(if (not (memq char navi2ch-net-url-unreserved-chars))
(format "%%%02X" char)
(char-to-string char)))
(encode-coding-string str (or coding-system navi2ch-coding-system)) ""))
(defun navi2ch-net-get-param-string (param-alist &optional coding-system)
(mapconcat (lambda (x)
(concat (navi2ch-net-url-hexify-string (car x) coding-system) "="
(navi2ch-net-url-hexify-string (cdr x) coding-system)))
param-alist "&"))
(defun navi2ch-net-send-message-success-p (proc coding-system)
(when proc
(let ((str (decode-coding-string (navi2ch-net-get-content proc)
coding-system)))
(cond ((or (string-match "$B=q$-$3$_$^$7$?!#(B" str)
(string-match "$B=q$-$3$_$,=*$o$j$^$7$?!#(B" str))
t)
((or (string-match "<b>$B%/%C%-!<$,$J$$$+4|8B@Z$l$G$9!*(B</b>" str)
(string-match "<b>$B=q$-$3$_!u%/%C%-!<3NG'(B</b>" str))
'retry)
(t
nil)))))
(defun navi2ch-net-send-message-error-string (proc coding-system)
(when proc
(let ((str (decode-coding-string (navi2ch-net-get-content proc)
coding-system)))
(cond ((string-match "$B#E#R#R#O#R!'(B\\([^<]+\\)" str)
(match-string 1 str))
;; Samba24 http://age.s22.xrea.com/talk2ch/new.txt
((string-match "$B#E#R#R#O#R(B - \\([^<\n]+\\)" str)
(match-string 1 str))
((string-match "\\($B%m%0%$%s%(%i!<(B[^<]*\\)<br>" str)
(match-string 1 str))
((string-match "<b>\\([^<]+\\)" str)
(match-string 1 str))
((string-match "\\([^<>\n]+\\)<br>\\([^<>]+\\)<hr>" str)
(concat (match-string 1 str) (match-string 2 str)))))))
;; Cookie $B$O$3$s$J46$8$N(B alist $B$KF~$l$F$*$/!#(B
;; ((domain1 (/path1 ("name1" "value1" ...)
;; ("name2" "value2" ...) ...)
;; (/path2 ...) ...)
;; (domain2 ...) ...)
(defvar navi2ch-net-cookies nil)
(defun navi2ch-net-cookie-domains (host)
(let* ((host (downcase host))
(domain-list (list (intern host)
(intern (concat "." host)))))
(while (string-match "\\.\\(.*\\..*\\)\\'" host)
(push (intern (match-string 0 host)) domain-list)
(let ((h (match-string 1 host)))
(push (intern h) domain-list)
(setq host h)))
domain-list))
(defun navi2ch-net-cookie-paths (file)
(let (path-list)
(while (string-match "\\`\\(.*\\)/" file)
(push (intern (match-string 0 file)) path-list)
(let ((f (match-string 1 file)))
(unless (string= f "")
(push (intern f) path-list))
(setq file f)))
path-list))
(defun navi2ch-net-store-cookie (cookie domain path)
(let ((domain (if (stringp domain) (intern (downcase domain)) domain))
(path (if (stringp path) (intern path) path)))
(let ((path-alist (assq domain navi2ch-net-cookies)))
(unless path-alist
(setq path-alist (list domain))
(push path-alist navi2ch-net-cookies))
(let ((cookie-list (assq path (cdr path-alist))))
(if cookie-list
(let ((elt (assoc (car cookie) (cdr cookie-list))))
(if elt
(setcdr elt (cdr cookie))
(setcdr cookie-list (cons cookie (cdr cookie-list)))))
(setq cookie-list (list path cookie))
(setcdr path-alist (cons cookie-list (cdr path-alist))))))))
(defun navi2ch-net-match-cookies (url)
(let* ((alist (navi2ch-net-split-url url))
(domain-list (navi2ch-net-cookie-domains (cdr (assq 'host alist))))
(path-list (navi2ch-net-cookie-paths (cdr (assq 'file alist)))))
(flet ((mcn (function list) (apply #'nconc (mapcar function list))))
(mcn (lambda (domain)
(mcn (lambda (path)
(navi2ch-net-expire-cookies
(cdr (assq path
(cdr (assq domain
navi2ch-net-cookies))))))
path-list))
domain-list))))
(defvar navi2ch-net-cookie-file "cookie.info")
(defun navi2ch-net-save-cookies ()
(let ((now (current-time)))
(flet ((strip (f l) (let ((tmp (delq nil (mapcar f (cdr l)))))
(and tmp (cons (car l) tmp)))))
(navi2ch-save-info
navi2ch-net-cookie-file
(delq nil
(mapcar (lambda (path-alist)
(strip (lambda (cookie-list)
(strip (lambda (cookie)
(and (cddr cookie)
(navi2ch-compare-times
(cddr cookie) now)
cookie))
cookie-list))
path-alist))
navi2ch-net-cookies))))))
(defun navi2ch-net-load-cookies ()
(setq navi2ch-net-cookies
(navi2ch-load-info navi2ch-net-cookie-file)))
(add-hook 'navi2ch-save-status-hook 'navi2ch-net-save-cookies)
(add-hook 'navi2ch-load-status-hook 'navi2ch-net-load-cookies)
(defun navi2ch-net-update-cookies (url proc coding-system)
(let* ((case-fold-search t)
(alist (navi2ch-net-split-url url))
(host (cdr (assq 'host alist)))
(file (cdr (assq 'file alist)))
(domain-list (navi2ch-net-cookie-domains host))
(path-list (navi2ch-net-cookie-paths file)))
(dolist (pair (navi2ch-net-get-header proc) navi2ch-net-cookies)
(when (eq (car pair) 'set-cookie)
(let* ((str (cdr pair))
(date (when (string-match "expires=\\([^;]+\\)" str)
(navi2ch-http-date-decode (match-string 1 str))))
(domain (intern (downcase (if (string-match "domain=\\([^;]+\\)"
str)
(match-string 1 str)
host))))
(path (intern (if (string-match "path=\\([^;]+\\)" str)
(match-string 1 str)
(if (and (string-match "\\(.*\\)/" file)
(> (length (match-string 1 file)) 0))
(match-string 1 file)
"/")))))
(when (and (memq domain domain-list)
(memq path path-list)
(string-match "^\\([^=]+\\)=\\([^;]*\\)" str))
(let ((name (match-string 1 str))
(value (match-string 2 str)))
(setq value
(decode-coding-string
(navi2ch-replace-string "%[0-9A-Za-z][0-9A-Za-z]"
(lambda (s)
(string (string-to-number
(substring s 1) 16)))
value t t t)
coding-system))
(navi2ch-net-store-cookie (cons name
(cons value date))
domain path))))))))
(defun navi2ch-net-expire-cookies (cookie-list)
"COOKIE-LIST $B$+$i4|8B@Z$l$N%/%C%-!<$r=|$$$?%j%9%H$rJV$9!#(B"
(let ((now (current-time)))
(delq nil
(mapcar (lambda (cookie)
(when (or (null (cddr cookie))
(navi2ch-compare-times (cddr cookie) now))
cookie))
cookie-list))))
(defun navi2ch-net-cookie-string (cookies coding-system)
"HTTP $B$N(B Cookie $B%X%C%@$H$7$FEO$9J8;zNs$rJV$9!#(B"
(mapconcat (lambda (elt)
(concat (navi2ch-net-url-hexify-string (car elt)
coding-system)
"="
(navi2ch-net-url-hexify-string (cadr elt)
coding-system)))
cookies "; "))
(defun navi2ch-net-download-logo (board)
(let ((coding-system-for-read 'binary)
(coding-system-for-write 'binary)
(setting-file (navi2ch-board-get-file-name
board navi2ch-net-setting-file-name))
(setting-url (navi2ch-board-get-url
board navi2ch-net-setting-file-name))
content src)
(when (and (navi2ch-net-update-file setting-url setting-file 'file)
(file-exists-p setting-file))
(setq content (with-temp-buffer
(insert-file-contents setting-file)
(buffer-string))))
(when (and content
(string-match
"BBS_\\(TITLE_PICTURE\\|FIGUREHEAD\\)=\\(.+\\)" content))
(setq src (match-string 2 content))