Annotation of Amaya/amaya/query.c, revision 1.207
1.14 cvs 1: /*
2: *
3: * (c) COPYRIGHT MIT and INRIA, 1996.
4: * Please first read the full copyright statement in file COPYRIGHT.
1.156 cvs 5: *
1.14 cvs 6: */
1.4 cvs 7:
1.19 cvs 8: /*
1.83 cvs 9: * query.c : contains all the functions for requesting and publishing
1.19 cvs 10: * URLs via libwww. It handles any eventual HTTP error code
11: * (redirection, authentication needed, not found, etc.)
12: *
1.69 cvs 13: * Author: J. Kahan
1.92 cvs 14: * J. Kahan/R. Guetari Windows 95/NT routines
1.19 cvs 15: */
1.17 cvs 16:
1.44 cvs 17: #ifndef AMAYA_JAVA
18:
1.116 cvs 19: /* defines to include elsewhere
20: *********************************/
21:
1.185 cvs 22: #ifdef _WINDOWS
23: #include <string.h>
1.130 cvs 24: #endif /* !_WINDOWS */
1.116 cvs 25: #define AMAYA_WWW_CACHE
1.168 cvs 26: #define AMAYA_LOST_UPDATE
1.116 cvs 27:
1.198 cvs 28: #if defined(_I18N_) || defined(__JIS__)
29: # ifdef _WINDOWS
30: # define CACHE_DIR_NAME L"\\libwww-cache\\"
31: # else
32: # define CACHE_DIR_NAME L"/libwww-cache/"
33: # endif /* _WINDOWS */
34: #else /* */
35: # ifdef _WINDOWS
36: # define CACHE_DIR_NAME "\\libwww-cache\\"
37: # else
38: # define CACHE_DIR_NAME "/libwww-cache/"
39: # endif /* _WINDOWS */
40: #endif /* */
41:
1.176 cvs 42: #define DEFAULT_CACHE_SIZE 10
43: #define DEFAULT_MAX_CACHE_ENTRY_SIZE 3
1.177 cvs 44: #define DEFAULT_MAX_SOCKET 32
1.176 cvs 45: #define DEFAULT_DNS_TIMEOUT 1800L
1.151 cvs 46: #define DEFAULT_PERSIST_TIMEOUT 60L
1.165 cvs 47: #define DEFAULT_NET_EVENT_TIMEOUT 60000
1.116 cvs 48:
1.12 cvs 49: /* Amaya includes */
1.25 cvs 50: #define THOT_EXPORT extern
1.4 cvs 51: #include "amaya.h"
1.130 cvs 52: #include <sys/types.h>
1.70 cvs 53: #include <fcntl.h>
1.140 cvs 54: #include "HTEvtLst.h"
1.157 cvs 55: #include "HTAABrow.h"
1.7 cvs 56:
1.141 cvs 57: #if defined(__svr4__) || defined (_AIX)
1.4 cvs 58: #define CATCH_SIG
59: #endif
60:
61: /* local structures coming from libwww and which are
1.17 cvs 62: not found in any .h file
1.7 cvs 63: */
1.68 cvs 64:
1.7 cvs 65: struct _HTStream
66: {
1.15 cvs 67: const HTStreamClass *isa;
68: FILE *fp;
1.45 cvs 69: BOOL leave_open; /* Close file when TtaFreeMemory? */
1.15 cvs 70: char *end_command; /* Command to execute */
71: BOOL remove_on_close; /* Remove file? */
72: char *filename; /* Name of file */
73: HTRequest *request; /* saved for callback */
74: HTRequestCallback *callback;
1.7 cvs 75: };
76:
1.15 cvs 77:
1.7 cvs 78: struct _HTError
79: {
80: HTErrorElement element; /* Index number into HTError */
81: HTSeverity severity; /* A la VMS */
82: BOOL ignore; /* YES if msg should not go to user */
83: void *par; /* Explanation, e.g. filename */
84: int length; /* For copying by generic routine */
85: char *where; /* Which function */
86: };
87:
1.4 cvs 88: /* Type definitions and global variables etc. local to this module */
89:
1.17 cvs 90: /*----------------------------------------------------------------------*/
91:
1.4 cvs 92: /*** private variables ***/
1.17 cvs 93:
1.4 cvs 94: static HTList *converters = NULL; /* List of global converters */
1.27 cvs 95: static HTList *acceptTypes = NULL; /* List of types for the Accept header */
1.193 cvs 96: static HTList *acceptLanguages = NULL; /* List of language priorities for the Accept header */
1.151 cvs 97: static HTList *transfer_encodings = NULL;
98: static HTList *content_encodings = NULL;
1.207 ! cvs 99: /* List of domains where we can do a safe PUT redirect */
! 100: static HTList *safeput_list = NULL;
! 101:
1.16 cvs 102: static int object_counter = 0; /* loaded objects counter */
1.191 cvs 103: static ThotBool AmayaAlive_flag; /* set to 1 if the application is active;
1.140 cvs 104: 0 if we have killed */
1.191 cvs 105: static ThotBool CanDoStop_flag; /* set to 1 if we can do a stop, 0
1.140 cvs 106: if we're inside a critical section */
1.128 cvs 107: #ifdef AMAYA_WWW_CACHE
1.130 cvs 108: static int fd_cachelock; /* open handle to the .lock cache file */
109: #endif /* AMAYA_WWW_CACHE */
1.4 cvs 110:
1.15 cvs 111: #include "answer_f.h"
112: #include "query_f.h"
113: #include "AHTURLTools_f.h"
114: #include "AHTBridge_f.h"
115: #include "AHTMemConv_f.h"
116: #include "AHTFWrite_f.h"
1.4 cvs 117:
1.116 cvs 118: /* prototypes */
119:
120: #ifdef __STDC__
1.198 cvs 121: static void RecCleanCache (STRING dirname);
1.123 cvs 122: #ifdef _WINDOWS
1.70 cvs 123: int WIN_Activate_Request (HTRequest* , HTAlertOpcode, int, const char*, void*, HTAlertPar*);
1.116 cvs 124: #endif /* _WINDOWS */
1.207 ! cvs 125: static void SafePut_init (void);
! 126: static void SafePut_delete (void);
! 127: static ThotBool SafePut_query (char *url);
! 128:
1.70 cvs 129: #else
1.128 cvs 130: static void RecCleanCache (/* char *dirname */);
1.123 cvs 131: #ifdef _WINDOWS
1.128 cvs 132: int WIN_Activate_Request (/* HTRequest* , HTAlertOpcode, int, const char*, void*, HTAlertPar* */);
1.116 cvs 133: #endif /* _WINDOWS */
1.207 ! cvs 134: static void SafePut_init (/* void */);
! 135: static void SafePut_delete (/* void */);
! 136: static ThotBool SafePut_query (/* char *url */);
1.70 cvs 137: #endif /* __STDC__ */
1.116 cvs 138:
1.15 cvs 139:
1.130 cvs 140: #ifdef AMAYA_WWW_CACHE
141: /***************************************************************
142: lock functions, used to avoid concurrent use of the cache
143: Mostly based on W. Richard Stevens' APUE book.
144: ***************************************************************/
145: /*----------------------------------------------------------------------
146: set_cachelock
147: sets a write lock on filename.
148: Returns -1 in case of failure, otherwise, it'll open a handle on
149: filename and fd_cachelock will take its value.
150: ----------------------------------------------------------------------*/
151: #ifdef __STDC__
1.198 cvs 152: static int set_cachelock (STRING filename)
1.130 cvs 153: #else
154: static int set_cachelock (filename)
1.198 cvs 155: STRING filename;
1.130 cvs 156: #endif /* __STDC__ */
157: {
1.188 cvs 158: int status;
1.130 cvs 159: #ifdef _WINDOWS
1.188 cvs 160:
161: status = TtaFileExist (filename);
162: return ((status) ? 0 : -1);
1.130 cvs 163: #else
164: struct flock lock;
165:
166: lock.l_type = F_WRLCK;
167: lock.l_start = 0;
168: lock.l_whence = SEEK_SET;
169: lock.l_len = 0;
170:
171: fd_cachelock = open (filename, O_WRONLY);
172:
173: if (fd_cachelock == -1)
174: status = -1;
175: else
176: status = fcntl(fd_cachelock, F_SETLK, &lock);
177:
178: if (status == -1)
1.190 cvs 179: {
1.179 cvs 180: if (fd_cachelock > 0)
1.190 cvs 181: close (fd_cachelock);
1.179 cvs 182: fd_cachelock = 0;
1.178 cvs 183: }
1.130 cvs 184: return (status);
185: #endif /* _WINDOWS */
186: }
187:
188: /*----------------------------------------------------------------------
189: clear_cachelock
190: remove the write lock set on a filename.
191: It'll close the fd handle on filename and reset *fd to 0.
192: ----------------------------------------------------------------------*/
193: #ifdef __STDC__
194: static int clear_cachelock (void)
195: #else
196: static int clear_cachelock ()
197: int *fd;
198: #endif /* __STDC__ */
199: {
200: #ifdef _WINDOWS
201: return 0;
202: #else
203: int status;
204:
1.178 cvs 205: if (!fd_cachelock)
1.130 cvs 206: return (-1);
207:
1.178 cvs 208: status = close (fd_cachelock);
1.130 cvs 209: fd_cachelock = 0;
210:
211: return (status);
212: #endif /* _WINDOWS */
213: }
214:
215: /*----------------------------------------------------------------------
216: test_cachelock
217: returns 0 if a fd is not locked by other process, otherwise
218: returns the pid of the process who has the lock
219: ----------------------------------------------------------------------*/
220: #ifdef __STDC__
1.198 cvs 221: static int test_cachelock (STRING filename)
1.130 cvs 222: #else
223: static int test_cachelock (filename)
1.198 cvs 224: STRING filename;
225: #endif /* __STDC__ */
1.130 cvs 226: {
227: #ifdef _WINDOWS
1.185 cvs 228: /* if the lock is set, we can't unlink the file under Windows */
1.188 cvs 229: if (!TtaFileUnlink (filename))
230: return 0;
231: else
1.185 cvs 232: return -1;
1.130 cvs 233: #else
234: struct flock lock;
235: int fd, status;
236:
237: lock.l_type = F_WRLCK;
238: lock.l_start = 0;
239: lock.l_whence = SEEK_SET;
240: lock.l_len = 0;
241:
242: fd = open (filename, O_WRONLY);
243:
244: if (fd < 0)
245: return (-1);
246: /* is this file locked ? */
247: status = fcntl (fd, F_GETLK, &lock);
248: close (fd);
249:
250: if (status < 0)
251: return (-1);
252:
253: if (lock.l_type == F_UNLCK)
254: return (0); /* false, region is not locked by another proc */
255: return (lock.l_pid); /* true, return pid of lock owner */
256: #endif /* _WINDOWS */
257: }
258:
259: #endif /* AMAYA_WWW_CACHE */
260:
1.15 cvs 261: /*----------------------------------------------------------------------
1.17 cvs 262: GetDocIdStatus
263: gets the status associated to a docid
1.15 cvs 264: ----------------------------------------------------------------------*/
265: #ifdef __STDC__
266: AHTDocId_Status *GetDocIdStatus (int docid, HTList * documents)
267: #else
268: AHTDocID_Status *GetDocIdStatus (docid, documents)
269: int docid;
270: HTList *documents;
271:
272: #endif
273: {
274: AHTDocId_Status *me;
275: HTList *cur;
276:
277: if (documents)
278: {
279: cur = documents;
280:
281: while ((me = (AHTDocId_Status *) HTList_nextObject (cur)))
282: {
283: if (me->docid == docid)
284: return (me);
1.18 cvs 285: }
286: }
1.15 cvs 287: return (AHTDocId_Status *) NULL;
288:
289: }
290:
1.5 cvs 291: /*----------------------------------------------------------------------
1.27 cvs 292: AHTGuessAtom_for
293: Converts an Amaya type descriptor into the equivalent MIME type.
294: ----------------------------------------------------------------------*/
295: #ifdef __STDC__
1.198 cvs 296: static HTAtom *AHTGuessAtom_for (STRING urlName, PicType contentType)
1.27 cvs 297: #else
298: static HTAtom *AHTGuessAtom_for (urlName, contentType)
1.198 cvs 299: STRING urlName;
1.27 cvs 300: PicType contentType;
301: #endif
302: {
303: HTAtom *atom;
1.198 cvs 304: STRING filename;
1.160 cvs 305: HTEncoding enc = NULL;
306: HTEncoding cte = NULL;
307: HTLanguage lang = NULL;
1.50 cvs 308: double quality = 1.0;
1.27 cvs 309:
310: switch (contentType)
311: {
312: case xbm_type:
313: atom = HTAtom_for("image/xbm");
314: break;
315: case eps_type:
1.35 cvs 316: atom = HTAtom_for("application/postscript");
1.27 cvs 317: break;
318: case xpm_type:
319: atom = HTAtom_for("image/xpm");
320: break;
321: case gif_type:
322: atom = HTAtom_for("image/gif");
323: break;
324: case jpeg_type:
325: atom = HTAtom_for("image/jpeg");
326: break;
327: case png_type:
328: atom = HTAtom_for("image/png");
329: break;
330: case unknown_type:
331: default:
332: /*
333: ** Amaya could not detect the type, so
334: ** we try to use the filename's suffix to do so.
335: */
1.198 cvs 336: filename = AmayaParseUrl (urlName, _EMPTYSTR_, AMAYA_PARSE_PATH | AMAYA_PARSE_PUNCTUATION);
337: HTBind_getFormat (WideChar2ISO (filename), &atom, &enc, &cte, &lang, &quality);
1.45 cvs 338: TtaFreeMemory (filename);
1.27 cvs 339: if (atom == WWW_UNKNOWN)
340: /*
341: ** we could not identify the suffix, so we assign it
342: ** a default type
343: */
344: atom = HTAtom_for ("text/html");
345: break;
346: }
347:
348: return atom;
349: }
350:
351: /*----------------------------------------------------------------------
1.17 cvs 352: AHTReqContext_new
353: create a new Amaya Context Object and update the global Amaya
354: request status.
1.5 cvs 355: ----------------------------------------------------------------------*/
1.4 cvs 356: #ifdef __STDC__
357: static AHTReqContext *AHTReqContext_new (int docid)
358: #else
359: static AHTReqContext *AHTReqContext_new (docid)
360: int docid;
361:
362: #endif
363: {
364: AHTReqContext *me;
365: AHTDocId_Status *docid_status;
366:
367: if ((me = (AHTReqContext *) TtaGetMemory (sizeof (AHTReqContext))) == NULL)
1.116 cvs 368: outofmem (__FILE__, "AHTReqContext_new");
369:
370: /* clear the structure */
371: memset ((void *) me, 0, sizeof (AHTReqContext));
1.4 cvs 372:
1.81 cvs 373: /* Bind the Context object together with the Request Object */
374: me->request = HTRequest_new ();
375:
1.80 cvs 376: /* clean the associated file structure) */
1.79 cvs 377: HTRequest_setOutputStream (me->request, NULL);
1.81 cvs 378:
1.4 cvs 379: /* Initialize the other members of the structure */
1.17 cvs 380: me->reqStatus = HT_NEW; /* initial status of a request */
1.4 cvs 381: me->docid = docid;
382: HTRequest_setMethod (me->request, METHOD_GET);
383: HTRequest_setOutputFormat (me->request, WWW_SOURCE);
384: HTRequest_setContext (me->request, me);
1.116 cvs 385:
1.36 cvs 386: /* experimental */
387: me->read_sock = INVSOC;
388: me->write_sock = INVSOC;
389: me->except_sock = INVSOC;
1.4 cvs 390:
391: /* Update the global context */
392: HTList_appendObject (Amaya->reqlist, (void *) me);
393:
394: docid_status = GetDocIdStatus (docid, Amaya->docid_status);
395:
1.7 cvs 396: if (docid_status == NULL)
397: {
1.116 cvs 398: docid_status = (AHTDocId_Status *)
399: TtaGetMemory (sizeof (AHTDocId_Status));
1.7 cvs 400: docid_status->docid = docid;
401: docid_status->counter = 1;
402: HTList_addObject (Amaya->docid_status, (void *) docid_status);
403: }
404: else
1.4 cvs 405: docid_status->counter++;
406:
407: Amaya->open_requests++;
408:
1.74 cvs 409: #ifdef DEBUG_LIBWWW
410: fprintf (stderr, "AHTReqContext_new: Created object %p\n", me);
411: #endif
1.116 cvs 412:
1.4 cvs 413: return me;
414: }
415:
1.5 cvs 416: /*----------------------------------------------------------------------
1.17 cvs 417: AHTReqContext_delete
418: Delete an Amaya Context Object and update the global Amaya request
419: status.
1.5 cvs 420: ----------------------------------------------------------------------*/
1.4 cvs 421:
422: #ifdef __STDC__
1.191 cvs 423: ThotBool AHTReqContext_delete (AHTReqContext * me)
1.4 cvs 424: #else
1.191 cvs 425: ThotBool AHTReqContext_delete (me)
1.4 cvs 426: AHTReqContext *me;
427:
428: #endif
429: {
430: AHTDocId_Status *docid_status;
431:
1.7 cvs 432: if (me)
433: {
1.74 cvs 434: #ifdef DEBUG_LIBWWW
1.138 cvs 435: fprintf (stderr, "AHTReqContext_delete: Deleting object %p\n", me);
1.74 cvs 436: #endif
1.138 cvs 437: if (Amaya->reqlist)
438: HTList_removeObject (Amaya->reqlist, (void *) me);
439:
440: docid_status = GetDocIdStatus (me->docid, Amaya->docid_status);
441: if (docid_status)
442: {
443: docid_status->counter--;
444:
445: if (docid_status->counter == 0)
446: {
447: HTList_removeObject (Amaya->docid_status, (void *) docid_status);
448: TtaFreeMemory ((void *) docid_status);
449: }
450: }
1.190 cvs 451: /* JK: no longer needed in libwww 5.2.3
452: if (me->method != METHOD_PUT && HTRequest_outputStream (me->request))
453: AHTFWriter_FREE (HTRequest_outputStream (me->request));
454: */
1.138 cvs 455: HTRequest_delete (me->request);
456:
457: if (me->output && me->output != stdout)
458: {
1.85 cvs 459: #ifdef DEBUG_LIBWWW
1.138 cvs 460: fprintf (stderr, "AHTReqContext_delete: URL is %s, closing "
461: "FILE %p\n", me->urlName, me->output);
1.85 cvs 462: #endif
1.138 cvs 463: fclose (me->output);
464: me->output = NULL;
465: }
1.79 cvs 466:
1.138 cvs 467: if (me->error_stream != (char *) NULL)
468: HT_FREE (me->error_stream);
469: #ifndef _WINDOWS
470: #ifdef WWW_XWINDOWS
471: if (me->read_xtinput_id || me->write_xtinput_id ||
472: me->except_xtinput_id)
473: RequestKillAllXtevents(me);
474: #endif /* WWW_XWINDOWS */
475: #endif /* !_WINDOWS */
476:
477: if (me->reqStatus == HT_ABORT)
478: {
479: if (me->outputfile && me->outputfile[0] != EOS)
480: {
1.198 cvs 481: TtaFileUnlink (ISO2WideChar (me->outputfile));
1.138 cvs 482: me->outputfile[0] = EOS;
483: }
484: }
485:
486: if ((me->mode & AMAYA_ASYNC) || (me->mode & AMAYA_IASYNC))
487: /* for the ASYNC mode, free the memory we allocated in GetObjectWWW
488: or in PutObjectWWW */
489: {
490: if (me->urlName)
491: TtaFreeMemory (me->urlName);
492: if (me->outputfile)
493: TtaFreeMemory (me->outputfile);
494: }
1.206 cvs 495:
496: /* @@ temp change for the %esc conversion */
497: if (me->method == METHOD_PUT && me->urlName)
498: TtaFreeMemory (me->urlName);
499:
1.138 cvs 500: if (me->content_type)
501: TtaFreeMemory (me->content_type);
502:
503: if (me->formdata)
504: HTAssocList_delete (me->formdata);
505:
506: /* to trace bugs */
507: memset ((void *) me, 0, sizeof (AHTReqContext));
508:
509: TtaFreeMemory ((void *) me);
510:
511: Amaya->open_requests--;
512:
513: return TRUE;
1.7 cvs 514: }
1.15 cvs 515: return FALSE;
1.4 cvs 516: }
517:
518:
1.15 cvs 519: /*----------------------------------------------------------------------
1.17 cvs 520: Thread_deleteAll
521: this function deletes the whole list of active threads.
1.5 cvs 522: ----------------------------------------------------------------------*/
1.4 cvs 523: #ifdef __STDC__
524: static void Thread_deleteAll (void)
525: #else
526: static void Thread_deleteAll ()
527: #endif
528: {
1.21 cvs 529: HTList *cur;
530: AHTReqContext *me;
531: AHTDocId_Status *docid_status;
532:
1.74 cvs 533: if (Amaya && Amaya->reqlist)
534: {
535: if (Amaya->open_requests > 0)
536: #ifdef DEBUG_LIBWWW
537: fprintf (stderr, "Thread_deleteAll: Killing %d outstanding "
538: "requests\n", Amaya->open_requests);
539: #endif
540: {
541: cur = Amaya->reqlist;
542:
543: /* erase the requests */
544: while ((me = (AHTReqContext *) HTList_removeLastObject (cur)))
545: {
546: if (me->request)
547: {
1.142 cvs 548: #ifndef _WINDOWS
549: #ifdef WWW_XWINDOWS
1.74 cvs 550: RequestKillAllXtevents (me);
1.142 cvs 551: #endif /* WWW_XWINDOWS */
1.138 cvs 552: #endif /* !_WINDOWS */
1.140 cvs 553: if (!HTRequest_kill (me->request))
554: AHTReqContext_delete (me);
1.74 cvs 555: }
556: } /* while */
557:
558: /* erase the docid_status entities */
559: while ((docid_status = (AHTDocId_Status *) HTList_removeLastObject ((void *) Amaya->docid_status)))
560: TtaFreeMemory ((void *) docid_status);
561:
562: } /* if */
1.84 cvs 563:
1.74 cvs 564: }
1.4 cvs 565: }
1.198 cvs 566:
1.5 cvs 567: /*----------------------------------------------------------------------
1.83 cvs 568: AHTOpen_file
569: ----------------------------------------------------------------------*/
570: #ifdef __STDC__
1.85 cvs 571: int AHTOpen_file (HTRequest * request)
1.83 cvs 572: #else
1.85 cvs 573: int AHTOpen_file (request)
1.83 cvs 574: HTRequest *request;
575:
576: #endif /* __STDC__ */
577: {
578: AHTReqContext *me; /* current request */
579:
580: me = HTRequest_context (request);
581:
1.93 cvs 582: if (!me)
583: return HT_ERROR;
584:
1.83 cvs 585: #ifdef DEBUG_LIBWWW
1.116 cvs 586: fprintf(stderr, "AHTOpen_file: start for object : %p\n", me);
1.85 cvs 587: #endif /* DEBUG_LIBWWW */
588:
589: if (me->reqStatus == HT_ABORT)
590: {
591: #ifdef DEBUG_LIBWWW
592: fprintf(stderr, "AHTOpen_file: caught an abort request, skipping it\n");
1.83 cvs 593: #endif /* DEBUG_LIBWWW */
594:
1.85 cvs 595: return HT_OK;
596: }
597:
1.136 cvs 598: if (me->method == METHOD_PUT)
599: {
600: me->reqStatus = HT_WAITING;
601: return HT_OK;
602: }
603:
1.85 cvs 604: if (HTRequest_outputStream (me->request))
605: {
606:
607: #ifdef DEBUG_LIBWWW
608: fprintf(stderr, "AHTOpen_file: output stream already existed for url %s\n", me->urlName);
609: #endif /* DEBUG_LIBWWW */
610: return HT_OK;
611: }
612:
613: #ifdef DEBUG_LIBWWW
614: fprintf(stderr, "AHTOpen_file: opening output stream for url %s\n", me->urlName);
615: #endif /* DEBUG_LIBWWW */
616:
1.83 cvs 617: if (!(me->output) &&
618: (me->output != stdout) &&
619: #ifndef _WINDOWS
620: (me->output = fopen (me->outputfile, "w")) == NULL)
621: {
1.116 cvs 622: #else /* !_WINDOWS */
1.83 cvs 623: (me->output = fopen (me->outputfile, "wb")) == NULL)
624: {
625: #endif /* !_WINDOWS */
626:
1.131 cvs 627: me->outputfile[0] = EOS; /* file could not be opened */
1.85 cvs 628: #ifdef DEBUG_LIBWWW
629: fprintf(stderr, "AHTOpen_file: couldn't open output stream for url %s\n", me->urlName);
630: #endif
1.83 cvs 631: TtaSetStatus (me->docid, 1,
632: TtaGetMessage (AMAYA, AM_CANNOT_CREATE_FILE),
1.198 cvs 633: ISO2WideChar (me->outputfile));
1.83 cvs 634: me->reqStatus = HT_ERR;
635: return (HT_ERROR);
636: }
637:
638: HTRequest_setOutputStream (me->request,
639: AHTFWriter_new (me->request,
640: me->output, YES));
641: me->reqStatus = HT_WAITING;
642:
643: return HT_OK;
644: }
645:
646: /*----------------------------------------------------------------------
1.17 cvs 647: redirection_handler
648: this function is registered to handle permanent and temporary
649: redirections.
650: ----------------------------------------------------------------------*/
1.4 cvs 651: #ifdef __STDC__
1.7 cvs 652: static int redirection_handler (HTRequest * request, HTResponse * response, void *param, int status)
1.4 cvs 653: #else
654: static int redirection_handler (request, context, status)
655: HTRequest *request;
656: HTResponse *response;
657: void *param;
658: int status;
659:
660: #endif
661: {
662:
663: HTAnchor *new_anchor = HTResponse_redirection (response);
1.7 cvs 664: AHTReqContext *me = HTRequest_context (request);
1.4 cvs 665: HTMethod method = HTRequest_method (request);
1.198 cvs 666: STRING ref;
1.206 cvs 667: STRING escape_src, dst;
1.98 cvs 668: char *tmp;
1.4 cvs 669:
1.153 cvs 670: if (!me)
671: /* if the redirect doesn't come from Amaya, we call libwww's standard
672: redirect filter */
673: return (HTRedirectFilter (request, response, param, status));
674:
1.7 cvs 675: if (!new_anchor)
676: {
677: if (PROT_TRACE)
678: HTTrace ("Redirection. No destination\n");
679: return HT_OK;
680: }
1.4 cvs 681:
682: /*
1.207 ! cvs 683: ** Only do redirect on GET, HEAD, and authorized domains for PUT
1.4 cvs 684: */
1.207 ! cvs 685: if ((me->method == METHOD_PUT && !SafePut_query (me->urlName))
! 686: || (me->method != METHOD_PUT && !HTMethod_isSafe (method)))
1.7 cvs 687: {
1.130 cvs 688: /*
689: ** If we got a 303 See Other then change the method to GET.
690: ** Otherwise ask the user whether we should continue.
691: */
692: if (status == HT_SEE_OTHER)
693: {
694: if (PROT_TRACE)
695: HTTrace("Redirection. Changing method from %s to GET\n",
696: HTMethod_name(method));
697: HTRequest_setMethod(request, METHOD_GET);
698: }
699: else
700: {
701: HTAlertCallback *prompt = HTAlert_find (HT_A_CONFIRM);
702: if (prompt)
703: {
704: if ((*prompt) (request, HT_A_CONFIRM, HT_MSG_REDIRECTION,
705: NULL, NULL, NULL) != YES)
1.153 cvs 706: return HT_OK;
1.130 cvs 707: }
708: }
1.7 cvs 709: }
1.4 cvs 710: /*
711: ** Start new request with the redirect anchor found in the headers.
712: ** Note that we reuse the same request object which means that we must
713: ** keep this around until the redirected request has terminated. It also
714: ** allows us in an easy way to keep track of the number of redirections
715: ** so that we can detect endless loops.
716: */
1.166 cvs 717:
1.7 cvs 718: if (HTRequest_doRetry (request))
719: {
1.174 cvs 720: /*
721: ** Start request with new credentials
722: */
723:
1.166 cvs 724: /* only do a redirect using a network protocol understood by Amaya */
1.198 cvs 725: if (IsValidProtocol (ISO2WideChar (new_anchor->parent->address)))
1.7 cvs 726: {
1.166 cvs 727: /* if it's a valid URL, we try to normalize it */
1.206 cvs 728: /* We use the pre-redirection anchor as a base name */
729: dst = ISO2WideChar (new_anchor->parent->address);
730: escape_src = EscapeURL (ISO2WideChar (me->urlName));
731: if (escape_src)
732: {
733: ref = AmayaParseUrl (dst, escape_src, AMAYA_PARSE_ALL);
734: TtaFreeMemory (escape_src);
735: }
736: else
737: ref = NULL;
738:
1.7 cvs 739: if (ref)
740: {
1.98 cvs 741: HT_FREE (new_anchor->parent->address);
742: tmp = NULL;
1.198 cvs 743: HTSACopy (&tmp, WideChar2ISO (ref));
1.98 cvs 744: new_anchor->parent->address = tmp;
745: TtaFreeMemory (ref);
1.7 cvs 746: }
1.98 cvs 747: else
1.166 cvs 748: return HT_OK; /* We can't redirect anymore */
1.7 cvs 749: }
1.166 cvs 750: else
751: return HT_OK; /* We can't redirect anymore */
1.7 cvs 752:
753: /* update the current file name */
1.206 cvs 754: if ((me->mode & AMAYA_ASYNC)
755: || (me->mode & AMAYA_IASYNC)
756: || (me->method == METHOD_PUT))
1.7 cvs 757: {
1.130 cvs 758: TtaFreeMemory (me->urlName);
1.198 cvs 759: me->urlName = WideChar2ISO (TtaStrdup (ISO2WideChar (new_anchor->parent->address)));
1.7 cvs 760: }
761: else
1.130 cvs 762: /* it's a SYNC mode, so we should keep the urlName */
763: {
764: strncpy (me->urlName, new_anchor->parent->address,
765: MAX_LENGTH - 1);
766: me->urlName[MAX_LENGTH - 1] = EOS;
767: }
1.38 cvs 768: ChopURL (me->status_urlName, me->urlName);
1.116 cvs 769:
1.190 cvs 770: /* @@ verify if this is important */
771: /* @@@ new libwww doesn't need this free stream while making
772: a PUT. Is it the case everywhere or just for PUT? */
773: if (me->method != METHOD_PUT
1.192 cvs 774: && me->request->orig_output_stream != NULL)
775: {
776: AHTFWriter_FREE (me->request->orig_output_stream);
777: me->request->orig_output_stream = NULL;
778: if (me->output != stdout) { /* Are we writing to a file? */
1.74 cvs 779: #ifdef DEBUG_LIBWWW
1.192 cvs 780: fprintf (stderr, "redirection_handler: New URL is %s, closing "
781: "FILE %p\n", me->urlName, me->output);
1.74 cvs 782: #endif
1.192 cvs 783: fclose (me->output);
784: me->output = NULL;
785: }
1.79 cvs 786: }
1.68 cvs 787:
1.174 cvs 788: /* tell the user what we're doing */
789: TtaSetStatus (me->docid, 1, TtaGetMessage (AMAYA, AM_RED_FETCHING),
1.198 cvs 790: ISO2WideChar (me->status_urlName));
1.174 cvs 791:
792:
1.171 cvs 793: /*
794: ** launch the request
795: */
1.192 cvs 796: /* add a link relationship? */
1.174 cvs 797: /* reset the request status */
1.116 cvs 798: me->reqStatus = HT_NEW;
1.105 cvs 799: /* clear the errors */
1.116 cvs 800: HTError_deleteAll (HTRequest_error (request));
1.105 cvs 801: HTRequest_setError (request, NULL);
1.192 cvs 802: /* clear the authentication credentials, as they get regenerated */
1.174 cvs 803: HTRequest_deleteCredentialsAll (request);
804:
1.171 cvs 805: if (me->method == METHOD_POST
806: || me->method == METHOD_PUT) /* PUT, POST etc. */
807: status = HTLoadAbsolute (me->urlName, request);
1.7 cvs 808: else
1.74 cvs 809: HTLoadAnchor (new_anchor, request);
1.7 cvs 810: }
811: else
1.68 cvs 812: {
1.74 cvs 813: HTRequest_addError (request, ERR_FATAL, NO, HTERR_MAX_REDIRECT,
814: NULL, 0, "HTRedirectFilter");
815: TtaSetStatus (me->docid, 1, TtaGetMessage (AMAYA, AM_REDIRECTIONS_LIMIT),
816: NULL);
1.173 cvs 817: /* so that we can show the error message */
1.74 cvs 818: if (me->error_html)
1.173 cvs 819: DocNetworkStatus[me->docid] |= AMAYA_NET_ERROR;
820: me->reqStatus = HT_ERR;
1.68 cvs 821: }
822:
1.4 cvs 823: /*
1.74 cvs 824: ** By returning HT_ERROR we make sure that this is the last handler to be
825: ** called. We do this as we don't want any other filter to delete the
826: ** request object now when we have just started a new one ourselves
827: */
1.4 cvs 828: return HT_ERROR;
829: }
830:
1.151 cvs 831: #ifdef AMAYA_LOST_UPDATE
832: /*----------------------------------------------------------------------
833: precondition_handler
834: 412 "Precondition failed" handler
835: ----------------------------------------------------------------------*/
836: #if __STDC__
837: static int precondition_handler (HTRequest * request, HTResponse * response, void *context, int status)
838: #else
839: static int precondition_handler (request, response, context, status)
840: HTRequest *request;
841: HTResponse *response;
842: void *context;
843: int status;
844: #endif /* __STDC__ */
845: {
1.168 cvs 846: AHTReqContext *me = (AHTReqContext *) HTRequest_context (request);
847: HTAlertCallback *prompt = HTAlert_find (HT_A_CONFIRM);
1.191 cvs 848: ThotBool force_put;
1.151 cvs 849:
850: if (!me)
851: return HT_OK; /* not an Amaya request */
852:
1.168 cvs 853: if (prompt)
854: force_put = (*prompt) (request, HT_A_CONFIRM, HT_MSG_RULES,
855: NULL, NULL, NULL);
856: else
857: force_put = NO;
858:
859: if (force_put)
860: {
861: /* start a new PUT request without preconditions */
862: /* @@ do we need to kill the request? */
863: if (me->output && me->output != stdout)
864: {
865: fclose (me->output);
866: me->output = NULL;
867: }
868: /*
869: ** reset the Amaya and libwww request status
870: */
1.176 cvs 871:
872: /* start with a new, clean request structure */
873: HTRequest_delete (me->request);
874: me->request = HTRequest_new ();
875: /* clean the associated file structure) */
876: HTRequest_setOutputStream (me->request, NULL);
877: /* Initialize the other members of the structure */
1.171 cvs 878: HTRequest_setMethod (me->request, METHOD_GET);
1.176 cvs 879: HTRequest_setOutputFormat (me->request, WWW_SOURCE);
880: HTRequest_setContext (me->request, me);
881: HTRequest_setPreemptive (me->request, NO);
882: /*
883: ** Make sure that the first request is flushed immediately and not
884: ** buffered in the output buffer
885: */
886: if (me->mode & AMAYA_FLUSH_REQUEST)
887: HTRequest_setFlush(me->request, YES);
888:
1.171 cvs 889: /* turn off preconditions */
890: HTRequest_setPreconditions(me->request, HT_NO_MATCH);
891: me->reqStatus = HT_NEW;
892: /* make the request */
1.176 cvs 893: status = HTPutDocumentAnchor (HTAnchor_parent (me->source),
894: me->dest, me->request);
1.168 cvs 895: /* stop here */
896: return HT_ERROR;
897: }
898: else
899: {
900: /* abort the request */
901: /* @@ should we call StopRequest here? */
902: me->reqStatus = HT_ABORT;
903: /* stop here */
904: return HT_ERROR;
905: }
906: }
1.151 cvs 907:
1.168 cvs 908: /*----------------------------------------------------------------------
909: check_handler
910: Request HEAD checker filter
911: ----------------------------------------------------------------------*/
912: static int check_handler (HTRequest * request, HTResponse * response,
1.151 cvs 913: void * param, int status)
914: {
1.168 cvs 915: AHTReqContext *me = (AHTReqContext *) HTRequest_context (request);
916: HTAlertCallback *prompt = HTAlert_find (HT_A_CONFIRM);
1.191 cvs 917: ThotBool force_put;
1.168 cvs 918:
919: if (!me)
920: return HT_OK; /* not an Amaya request */
921:
922: HTRequest_deleteAfter(me->request, check_handler);
923: /*
924: ** If head request showed that the document doesn't exist
925: ** then just go ahead and PUT it. Otherwise ask for help
926: */
927: if (status == HT_ERROR || status == HT_INTERRUPTED || status == HT_TIMEOUT)
928: {
929: /* we'd need to call terminate_handler, to free the resources */
930: /* abort the request */
931: /* @@ should we call StopRequest here? */
932: me->reqStatus = HT_ABORT;
933: /* stop here */
934: return HT_ERROR;
935: }
936: else if (status == HT_NO_ACCESS || status == HT_NO_PROXY_ACCESS)
937: {
938: /* we'd need to call terminate_handler, to free the resources */
939: /* abort the request */
940: /* @@ should we call StopRequest here? */
941: me->reqStatus = HT_ABORT;
942: /* stop here */
943: return HT_ERROR;
944: }
945: else if ( (abs(status)/100) != 2)
946: {
1.176 cvs 947: /* start with a new, clean request structure */
948: HTRequest_delete (me->request);
949: me->request = HTRequest_new ();
950: /* clean the associated file structure) */
951: HTRequest_setOutputStream (me->request, NULL);
952: /* Initialize the other members of the structure */
1.171 cvs 953: HTRequest_setMethod (me->request, METHOD_GET);
1.176 cvs 954: HTRequest_setOutputFormat (me->request, WWW_SOURCE);
955: HTRequest_setContext (me->request, me);
956: HTRequest_setPreemptive (me->request, NO);
957: /*
958: ** Make sure that the first request is flushed immediately and not
959: ** buffered in the output buffer
960: */
961: if (me->mode & AMAYA_FLUSH_REQUEST)
962: HTRequest_setFlush(me->request, YES);
963:
964: /* turn on the special preconditions, to avoid having this
965: ressource appear before we do the PUT */
1.168 cvs 966: HTRequest_setPreconditions(me->request, HT_DONT_MATCH_ANY);
1.171 cvs 967: me->reqStatus = HT_NEW;
1.168 cvs 968: status = HTPutDocumentAnchor (HTAnchor_parent (me->source), me->dest, me->request);
969: return HT_ERROR; /* stop here */
1.176 cvs 970: }
1.168 cvs 971: else
972: {
973: if (prompt)
974: force_put = (*prompt) (request, HT_A_CONFIRM, HT_MSG_FILE_REPLACE,
975: NULL, NULL, NULL);
976: else
977: force_put = FALSE;
978:
979: if (force_put)
1.151 cvs 980: {
981: /* Start a new PUT request without preconditions */
1.176 cvs 982:
983: /* get a new, clean request structure */
984: HTRequest_delete (me->request);
985: me->request = HTRequest_new ();
986: /* clean the associated file structure) */
987: HTRequest_setOutputStream (me->request, NULL);
988: /* Initialize the other members of the structure */
1.171 cvs 989: HTRequest_setMethod (me->request, METHOD_GET);
1.176 cvs 990: HTRequest_setOutputFormat (me->request, WWW_SOURCE);
991: HTRequest_setContext (me->request, me);
992: HTRequest_setPreemptive (me->request, NO);
993: /*
994: ** Make sure that the first request is flushed immediately and not
995: ** buffered in the output buffer
996: */
997: if (me->mode & AMAYA_FLUSH_REQUEST)
998: HTRequest_setFlush(me->request, YES);
999: /* remove the preconditions */
1.168 cvs 1000: HTRequest_setPreconditions(me->request, HT_NO_MATCH);
1.171 cvs 1001: me->reqStatus = HT_NEW;
1.176 cvs 1002: status = HTPutDocumentAnchor (HTAnchor_parent (me->source),
1003: me->dest, me->request);
1.168 cvs 1004: return HT_ERROR; /* stop here */
1.151 cvs 1005: }
1.168 cvs 1006: else
1007: {
1008: /* we'd need to call terminate_handler, to free the resources */
1009: /* abort the request */
1010: /* @@ should we call StopRequest here? */
1011: me->reqStatus = HT_ABORT;
1012: /* stop here */
1013: return HT_ERROR;
1014: }
1015: }
1016: return HT_ERROR;
1.151 cvs 1017: }
1018: #endif /* AMAYA_LOST_UPDATE */
1019:
1.5 cvs 1020: /*----------------------------------------------------------------------
1.17 cvs 1021: terminate_handler
1022: this function is registered to handle the result of the request
1.5 cvs 1023: ----------------------------------------------------------------------*/
1.4 cvs 1024: #if __STDC__
1.7 cvs 1025: static int terminate_handler (HTRequest * request, HTResponse * response, void *context, int status)
1.4 cvs 1026: #else
1027: static int terminate_handler (request, response, context, status)
1028: HTRequest *request;
1029: HTResponse *response;
1030: void *context;
1031: int status;
1.123 cvs 1032: #endif /* __STDC__ */
1.4 cvs 1033: {
1.116 cvs 1034: AHTReqContext *me = (AHTReqContext *) HTRequest_context (request);
1.191 cvs 1035: ThotBool error_flag;
1.116 cvs 1036: char *content_type;
1.184 cvs 1037: HTParentAnchor *anchor;
1.116 cvs 1038:
1039: if (!me)
1.153 cvs 1040: return HT_ERROR; /* not an Amaya request */
1.116 cvs 1041:
1042: if (me->reqStatus == HT_END)
1043: /* we have already processed this request! */
1044: return HT_OK;
1045:
1046: /* if Amaya was killed, treat with this request as if it were
1047: issued by a Stop button event */
1048:
1049: if (!AmayaIsAlive ())
1.80 cvs 1050: me->reqStatus = HT_ABORT;
1.74 cvs 1051:
1.77 cvs 1052: if (status == HT_LOADED ||
1053: status == HT_CREATED ||
1.79 cvs 1054: status == HT_NO_DATA ||
1.160 cvs 1055: /* kludge for work around libwww problem */
1056: (status == HT_INTERRUPTED && me->method == METHOD_PUT) ||
1.116 cvs 1057: #ifdef AMAYA_WWW_CACHE
1058: /* what status to use to know we're downloading from a cache? */
1059: status == HT_NOT_MODIFIED ||
1060: #endif /* AMAYA_WWW_CACHE */
1.79 cvs 1061: me->reqStatus == HT_ABORT)
1.74 cvs 1062: error_flag = FALSE;
1.13 cvs 1063: else
1.74 cvs 1064: error_flag = TRUE;
1.130 cvs 1065:
1.4 cvs 1066: /* output any errors from the server */
1.130 cvs 1067:
1.77 cvs 1068: /*
1.74 cvs 1069: ** me->output = output file which will receive an html file
1070: ** me->error_html = yes, output HTML errors in the screen
1071: ** request->error_stack == if there are any errors, they will be here
1072: ** me->error_stream_size If it's != 0 means an error message has already
1073: ** been written to the stack
1074: */
1075:
1.4 cvs 1076: /* First, we verify if there are any errors and if they are not
1.17 cvs 1077: ** yet written to the error stack. If no, then let's try to write them
1078: ** ourselves
1079: */
1.74 cvs 1080:
1081: #ifdef DEBUG_LIBWWW
1082: fprintf (stderr, "terminate_handler: URL is "
1083: "%s, closing FILE %p status is %d\n", me->urlName, me->output,
1084: status);
1.69 cvs 1085: #endif
1.74 cvs 1086:
1.69 cvs 1087: if (me->output && me->output != stdout)
1088: {
1.74 cvs 1089: /* we are writing to a file */
1090: if (me->reqStatus != HT_ABORT)
1091: { /* if the request was not aborted and */
1.80 cvs 1092: if (error_flag &&
1093: me->error_html == TRUE)
1094: /* there were some errors and we want to print them */
1095: {
1096: if (me->error_stream_size == 0)/* and the stream is empty */
1097: AHTError_MemPrint (request); /* copy errors from
1.74 cvs 1098: **the error stack
1.77 cvs 1099: ** into the error stream */
1.80 cvs 1100: if (me->error_stream)
1101: { /* if the stream is non-empty */
1102: fprintf (me->output, me->error_stream);/* output the errors */
1.85 cvs 1103: /* Clear the error context, so that we can deal with
1104: this answer as if it were a normal reply */
1105: HTError_deleteAll( HTRequest_error (request));
1106: HTRequest_setError (request, NULL);
1107: error_flag = 0;
1.74 cvs 1108: }
1109: } /* if error_stack */
1.85 cvs 1110: }
1111:
1112: /* if != HT_ABORT */
1113:
1114: #ifdef DEBUG_LIBWWW
1115: fprintf (stderr, "terminate_handler: URL is %s, closing "
1116: "FILE %p\n", me->urlName, me->output);
1117: #endif
1.74 cvs 1118: fclose (me->output);
1119: me->output = NULL;
1.69 cvs 1120: }
1.80 cvs 1121:
1122: if (error_flag)
1123: me->reqStatus = HT_ERR;
1124: else if (me->reqStatus != HT_ABORT)
1125: me->reqStatus = HT_END;
1.151 cvs 1126:
1.116 cvs 1127: /* copy the content_type */
1.151 cvs 1128: if (!me->content_type)
1.88 cvs 1129: {
1.184 cvs 1130: anchor = HTRequest_anchor (request);
1131: if (anchor && HTAnchor_format (anchor))
1132: content_type = HTAtom_name (HTAnchor_format (anchor));
1.154 cvs 1133: else
1134: content_type = "www/unknown";
1135:
1.151 cvs 1136: if (content_type && content_type [0] != EOS)
1137: {
1138: /* libwww gives www/unknown when it gets an error. As this is
1139: an HTML test, we force the type to text/html */
1140: if (!strcmp (content_type, "www/unknown"))
1.198 cvs 1141: me->content_type = WideChar2ISO (TtaStrdup (TEXT("text/html")));
1.151 cvs 1142: else
1.198 cvs 1143: me->content_type = WideChar2ISO (TtaStrdup (ISO2WideChar (content_type)));
1.151 cvs 1144:
1145: /* Content-Type can be specified by an httpd server's admin.
1146: To be on the safe side, we normalize its case */
1.198 cvs 1147: ConvertToLowerCase (ISO2WideChar (me->content_type));
1.151 cvs 1148:
1.88 cvs 1149: #ifdef DEBUG_LIBWWW
1.151 cvs 1150: fprintf (stderr, "content type is: %s\n", me->content_type);
1.88 cvs 1151: #endif /* DEBUG_LIBWWW */
1.151 cvs 1152: }
1153: }
1.114 cvs 1154:
1.115 cvs 1155: /* to avoid a hangup while downloading css files */
1.140 cvs 1156: if (AmayaAlive_flag && (me->mode & AMAYA_LOAD_CSS))
1.116 cvs 1157: TtaSetStatus (me->docid, 1,
1158: TtaGetMessage (AMAYA, AM_ELEMENT_LOADED),
1.198 cvs 1159: ISO2WideChar (me->status_urlName));
1.116 cvs 1160:
1161: /* don't remove or Xt will hang up during the PUT */
1162: if (AmayaIsAlive () && ((me->method == METHOD_POST) ||
1163: (me->method == METHOD_PUT)))
1.7 cvs 1164: {
1.80 cvs 1165: PrintTerminateStatus (me, status);
1166: }
1.114 cvs 1167:
1.111 cvs 1168: ProcessTerminateRequest (request, response, context, status);
1.116 cvs 1169:
1.151 cvs 1170: /* stop here */
1.150 cvs 1171: return HT_ERROR;
1.4 cvs 1172: }
1173:
1.5 cvs 1174: /*----------------------------------------------------------------------
1.17 cvs 1175: AHTLoadTerminate_handler
1.74 cvs 1176: this is an application "AFTER" Callback. It's called by the library
1177: when a request has ended, so that we can setup the correct status.
1.5 cvs 1178: ----------------------------------------------------------------------*/
1.4 cvs 1179:
1180: #ifdef __STDC__
1.111 cvs 1181: int AHTLoadTerminate_handler (HTRequest * request, HTResponse * response, void *param, int status)
1.4 cvs 1182: #else
1.111 cvs 1183: int AHTLoadTerminate_handler (request, response, param, status)
1.4 cvs 1184: HTRequest *request;
1185: HTResponse *response;
1186: void *param;
1187: int status;
1.69 cvs 1188:
1.4 cvs 1189: #endif
1190: {
1.116 cvs 1191:
1192: /** @@@@ use this with printstatus ?? */
1193:
1.4 cvs 1194: AHTReqContext *me = HTRequest_context (request);
1195: HTAlertCallback *cbf;
1196: AHTDocId_Status *docid_status;
1197:
1.7 cvs 1198: switch (status)
1.116 cvs 1199: {
1200: case HT_LOADED:
1201: if (PROT_TRACE)
1202: HTTrace ("Load End.... OK: `%s\' has been accessed\n",
1203: me->status_urlName);
1.4 cvs 1204:
1.116 cvs 1205: docid_status = GetDocIdStatus (me->docid,
1206: Amaya->docid_status);
1.7 cvs 1207:
1.116 cvs 1208: if (docid_status != NULL && docid_status->counter > 1)
1209: TtaSetStatus (me->docid, 1,
1210: TtaGetMessage (AMAYA, AM_ELEMENT_LOADED),
1.198 cvs 1211: ISO2WideChar (me->status_urlName));
1.7 cvs 1212: break;
1.116 cvs 1213:
1214: case HT_NO_DATA:
1215: if (PROT_TRACE)
1216: HTTrace ("Load End.... OK BUT NO DATA: `%s\'\n",
1217: me->status_urlName);
1218: TtaSetStatus (me->docid, 1,
1219: TtaGetMessage (AMAYA, AM_LOADED_NO_DATA),
1.198 cvs 1220: ISO2WideChar (me->status_urlName));
1.116 cvs 1221: break;
1222:
1223: case HT_INTERRUPTED:
1224: if (PROT_TRACE)
1225: HTTrace ("Load End.... INTERRUPTED: `%s\'\n",
1226: me->status_urlName);
1227: TtaSetStatus (me->docid, 1,
1228: TtaGetMessage (AMAYA, AM_LOAD_ABORT),
1229: NULL);
1230: break;
1.7 cvs 1231:
1.116 cvs 1232: case HT_RETRY:
1233: if (PROT_TRACE)
1234: HTTrace ("Load End.... NOT AVAILABLE, RETRY AT %ld\n",
1235: HTResponse_retryTime (response));
1236: TtaSetStatus (me->docid, 1,
1237: TtaGetMessage (AMAYA, AM_NOT_AVAILABLE_RETRY),
1.198 cvs 1238: ISO2WideChar (me->status_urlName));
1.116 cvs 1239: break;
1.7 cvs 1240:
1.116 cvs 1241: case HT_ERROR:
1242: cbf = HTAlert_find (HT_A_MESSAGE);
1243: if (cbf)
1244: (*cbf) (request, HT_A_MESSAGE, HT_MSG_NULL, NULL,
1245: HTRequest_error (request), NULL);
1246: break;
1247:
1248: if (PROT_TRACE)
1249: HTTrace ("Load End.... ERROR: Can't access `%s\'\n",
1250: me->status_urlName ? me->status_urlName :"<UNKNOWN>");
1251: TtaSetStatus (me->docid, 1,
1252: TtaGetMessage (AMAYA, AM_CANNOT_LOAD),
1.198 cvs 1253: me->status_urlName ? ISO2WideChar (me->status_urlName) : TEXT("<UNKNOWN>"));
1.116 cvs 1254: break;
1255: default:
1256: if (PROT_TRACE)
1257: HTTrace ("Load End.... UNKNOWN RETURN CODE %d\n", status);
1258: break;
1259: }
1260:
1261: return HT_OK;
1262: }
1.7 cvs 1263:
1.116 cvs 1264: #ifdef DEBUG_LIBWWW
1265: static int LineTrace (const char * fmt, va_list pArgs)
1266: {
1267: return (vfprintf(stderr, fmt, pArgs));
1.4 cvs 1268: }
1.116 cvs 1269: #endif DEBUG_LIBWWW
1.4 cvs 1270:
1.27 cvs 1271: /*----------------------------------------------------------------------
1272: AHTAcceptTypesInit
1.74 cvs 1273: This function prepares the Accept header used by Amaya during
1274: the HTTP content negotiation phase
1.27 cvs 1275: ----------------------------------------------------------------------*/
1276: #ifdef __STDC__
1277: static void AHTAcceptTypesInit (HTList *c)
1278: #else /* __STDC__ */
1279: static void AHTAcceptTypesInit (c)
1280: HTList *c;
1281: #endif /* __STDC__ */
1282: {
1283: if (c == (HTList *) NULL)
1284: return;
1285:
1286: /* define here all the mime types that Amaya can accept */
1287:
1.74 cvs 1288: HTConversion_add (c, "image/png", "www/present",
1289: HTThroughLine, 1.0, 0.0, 0.0);
1290: HTConversion_add (c, "image/jpeg", "www/present",
1291: HTThroughLine, 1.0, 0.0, 0.0);
1292: HTConversion_add (c, "image/gif", "www/present",
1293: HTThroughLine, 1.0, 0.0, 0.0);
1294: HTConversion_add (c, "image/xbm", "www/present",
1295: HTThroughLine, 1.0, 0.0, 0.0);
1296: HTConversion_add (c, "image/xpm", "www/present",
1297: HTThroughLine, 1.0, 0.0, 0.0);
1.183 cvs 1298:
1.27 cvs 1299: /* Define here the equivalences between MIME types and file extensions for
1300: the types that Amaya can display */
1301:
1.176 cvs 1302: /* Initialize suffix bindings for local files */
1303: HTBind_init();
1304:
1.27 cvs 1305: /* Register the default set of file suffix bindings */
1306: HTFileInit ();
1307:
1308: /* Don't do any case distinction */
1309: HTBind_caseSensitive (FALSE);
1310: }
1.4 cvs 1311:
1.5 cvs 1312: /*----------------------------------------------------------------------
1.193 cvs 1313: AHTAcceptLanguagesInit
1314: This function prepares the Accept header used by Amaya during
1315: the HTTP content negotiation phase
1316: ----------------------------------------------------------------------*/
1317: #ifdef __STDC__
1.196 cvs 1318: static void AHTAcceptLanguagesInit (HTList *c)
1.193 cvs 1319: #else /* __STDC__ */
1.196 cvs 1320: static void AHTAcceptLanguagesInit (c)
1.193 cvs 1321: HTList *c;
1322: #endif /* __STDC__ */
1323: {
1.196 cvs 1324: STRING ptr;
1325: STRING lang_list;
1326: CHAR_T s[3];
1327: int count, lg;
1328: double quality;
1329: ThotBool still;
1.193 cvs 1330:
1331: if (c == (HTList *) NULL)
1332: return;
1333:
1.203 cvs 1334: lang_list = TtaGetEnvString ("ACCEPT_LANGUAGES");
1.197 cvs 1335: s[2] = EOS;
1.196 cvs 1336: if (lang_list && *lang_list != EOS)
1.193 cvs 1337: {
1338: /* add the default language first */
1339: HTLanguage_add (c, "*", -1.0);
1340: /* how many languages do we have? */
1.196 cvs 1341: ptr = lang_list;
1342: count = 0;
1343: while (*ptr != EOS)
1344: {
1345: while (*ptr != EOS &&
1346: (*ptr < 'A' || (*ptr > 'Z' && *ptr < 'a') || *ptr > 'z'))
1347: /* skip the whole separator */
1348: ptr++;
1349: lg = 0;
1350: while ((*ptr >= 'A' && *ptr <= 'Z') || (*ptr >= 'a' && *ptr <= 'z') || *ptr == '-')
1351: {
1352: /* it's a new language */
1353: ptr++;
1354: lg++;
1355: }
1356: if (lg >= 2)
1.193 cvs 1357: count++;
1.196 cvs 1358: if (*ptr != EOS)
1359: ptr++;
1360: }
1.193 cvs 1361:
1.196 cvs 1362: if (count > 0)
1.193 cvs 1363: quality = 1.1 - (double) count/10.0;
1364: else
1365: quality = 1.0;
1366:
1.196 cvs 1367: /*
1368: Read the languages from the registry, then inject them one, by one.
1369: The first one is the one with the highest priority.
1370: The libwww ask for the lowest priority first.
1371: */
1372: ptr--;
1373: still = TRUE;
1374: while (count)
1.193 cvs 1375: {
1.196 cvs 1376: while (still &&
1377: (*ptr < 'A' || (*ptr > 'Z' && *ptr < 'a') || *ptr > 'z'))
1378: /* skip the whole separator */
1379: if (ptr > lang_list)
1380: ptr--;
1381: else
1382: still = FALSE;
1383: lg = 0;
1384: while (still &&
1385: ((*ptr >= 'A' && *ptr <= 'Z') || (*ptr >= 'a' && *ptr <= 'z') || *ptr == '-'))
1386: {
1387: /* it's a new language */
1388: if (ptr > lang_list)
1389: ptr--;
1390: else
1391: still = FALSE;
1392: lg++;
1393: }
1394: if (lg >= 2)
1395: {
1396: if (still)
1397: ustrncpy (s, &ptr[1], 2);
1398: else
1399: ustrncpy (s, lang_list, 2);
1400: count--;
1.198 cvs 1401: HTLanguage_add (c, WideChar2ISO(s), quality);
1.196 cvs 1402: quality += 0.1;
1403: }
1404: ptr--;
1.193 cvs 1405: }
1406: }
1407: }
1408:
1409: /*----------------------------------------------------------------------
1.17 cvs 1410: AHTConverterInit
1411: Bindings between a source media type and a destination media type
1412: (conversion).
1.5 cvs 1413: ----------------------------------------------------------------------*/
1.15 cvs 1414: #ifdef __STDC__
1415: static void AHTConverterInit (HTList *c)
1416: #else /* __STDC__ */
1417: static void AHTConverterInit (c)
1418: HTList *c;
1419: #endif /* __STDC__ */
1.4 cvs 1420: {
1421:
1422: /* Handler for custom http error messages */
1.7 cvs 1423: HTConversion_add (c, "*/*", "www/debug", AHTMemConverter, 1.0, 0.0, 0.0);
1.4 cvs 1424:
1425: /*
1426: ** These are converters that converts to something other than www/present,
1427: ** that is not directly outputting someting to the user on the screen
1428: */
1429:
1.116 cvs 1430: HTConversion_add (c, "message/rfc822", "*/*", HTMIMEConvert,
1431: 1.0, 0.0, 0.0);
1.4 cvs 1432: HTConversion_add (c, "message/x-rfc822-foot", "*/*", HTMIMEFooter,
1433: 1.0, 0.0, 0.0);
1434: HTConversion_add (c, "message/x-rfc822-head", "*/*", HTMIMEHeader,
1435: 1.0, 0.0, 0.0);
1.116 cvs 1436: HTConversion_add(c,"message/x-rfc822-cont", "*/*", HTMIMEContinue,
1437: 1.0, 0.0, 0.0);
1438: HTConversion_add(c,"message/x-rfc822-partial","*/*", HTMIMEPartial,
1439: 1.0, 0.0, 0.0);
1.4 cvs 1440: HTConversion_add (c, "multipart/*", "*/*", HTBoundary,
1441: 1.0, 0.0, 0.0);
1442: HTConversion_add (c, "text/plain", "text/html", HTPlainToHTML,
1443: 1.0, 0.0, 0.0);
1444:
1445: /*
1.116 cvs 1446: ** The following conversions are converting ASCII output from various
1447: ** protocols to HTML objects.
1448: */
1.4 cvs 1449: HTConversion_add (c, "text/x-http", "*/*", HTTPStatus_new,
1450: 1.0, 0.0, 0.0);
1451:
1452: /*
1.116 cvs 1453: ** We also register a special content type guess stream that can figure out
1454: ** the content type by reading the first bytes of the stream
1455: */
1.4 cvs 1456: HTConversion_add (c, "www/unknown", "*/*", HTGuess_new,
1457: 1.0, 0.0, 0.0);
1458:
1.116 cvs 1459: #ifdef AMAYA_WWW_CACHE
1.4 cvs 1460: /*
1.116 cvs 1461: ** Register a persistent cache stream which can save an object to local
1462: ** file
1463: */
1.4 cvs 1464: HTConversion_add (c, "www/cache", "*/*", HTCacheWriter,
1465: 1.0, 0.0, 0.0);
1.116 cvs 1466: HTConversion_add(c,"www/cache-append", "*/*", HTCacheAppend,
1467: 1.0, 0.0, 0.0);
1468: #endif AMAYA_WWW_CACHE
1.4 cvs 1469:
1470: /*
1.116 cvs 1471: ** This dumps all other formats to local disk without any further
1472: ** action taken
1473: */
1.4 cvs 1474: HTConversion_add (c, "*/*", "www/present", HTSaveLocally,
1.190 cvs 1475: 0.3, 0.0, 0.0);
1.4 cvs 1476: }
1477:
1.27 cvs 1478:
1.15 cvs 1479: /*----------------------------------------------------------------------
1.17 cvs 1480: AHTProtocolInit
1481: Registers all amaya supported protocols.
1.15 cvs 1482: ----------------------------------------------------------------------*/
1.4 cvs 1483: static void AHTProtocolInit (void)
1484: {
1.116 cvs 1485: char *strptr;
1.4 cvs 1486:
1.116 cvs 1487: /*
1488: NB. Preemptive == YES means Blocking requests
1489: Non-preemptive == NO means Non-blocking requests
1490: */
1491: HTTransport_add("tcp", HT_TP_SINGLE, HTReader_new, HTWriter_new);
1492: HTTransport_add("buffered_tcp", HT_TP_SINGLE, HTReader_new,
1493: HTBufferWriter_new);
1494: HTProtocol_add ("http", "buffered_tcp", HTTP_PORT, NO, HTLoadHTTP, NULL);
1.136 cvs 1495: #ifdef _WINDOWS
1496: HTProtocol_add ("file", "local", 0, YES, HTLoadFile, NULL);
1497: #else
1.116 cvs 1498: HTProtocol_add ("file", "local", 0, NO, HTLoadFile, NULL);
1.198 cvs 1499: #endif /* _WINDOWS */
1.116 cvs 1500: #ifdef AMAYA_WWW_CACHE
1501: HTProtocol_add("cache", "local", 0, YES, HTLoadCache, NULL);
1502: #endif /* AMAYA_WWW_CACHE */
1.103 cvs 1503: #if 0 /* experimental code */
1.116 cvs 1504: HTProtocol_add ("ftp", "tcp", FTP_PORT, NO, HTLoadFTP, NULL);
1.17 cvs 1505: #endif
1.116 cvs 1506:
1507: /* initialize pipelining */
1.203 cvs 1508: strptr = (char *) TtaGetEnvString ("ENABLE_PIPELINING");
1.116 cvs 1509: if (strptr && *strptr && strcasecmp (strptr,"yes" ))
1510: HTTP_setConnectionMode (HTTP_11_NO_PIPELINING);
1.4 cvs 1511: }
1512:
1.15 cvs 1513: /*----------------------------------------------------------------------
1.17 cvs 1514: AHTNetInit
1515: Reegisters "before" and "after" request filters.
1.15 cvs 1516: ----------------------------------------------------------------------*/
1.4 cvs 1517: static void AHTNetInit (void)
1518: {
1519:
1520: /* Register BEFORE filters
1.74 cvs 1521: ** The BEFORE filters handle proxies, caches, rule files etc.
1522: ** The filters are called in the order by which the are registered
1523: ** Not done automaticly - may be done by application!
1524: */
1.4 cvs 1525:
1.116 cvs 1526: HTNet_addBefore (HTCredentialsFilter, "http://*", NULL, HT_FILTER_LATE);
1527: HTNet_addBefore (HTProxyFilter, NULL, NULL, HT_FILTER_LATE);
1.85 cvs 1528: HTHost_setActivateRequestCallback (AHTOpen_file);
1.4 cvs 1529:
1530: /* register AFTER filters
1.74 cvs 1531: ** The AFTER filters handle error messages, logging, redirection,
1532: ** authentication etc.
1533: ** The filters are called in the order by which the are registered
1534: ** Not done automaticly - may be done by application!
1535: */
1.4 cvs 1536:
1.116 cvs 1537: HTNet_addAfter (HTAuthFilter, "http://*", NULL, HT_NO_ACCESS,
1538: HT_FILTER_MIDDLE);
1539: HTNet_addAfter(HTAuthFilter, "http://*", NULL, HT_REAUTH,
1540: HT_FILTER_MIDDLE);
1541: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_PERM_REDIRECT,
1542: HT_FILTER_MIDDLE);
1543: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_FOUND,
1544: HT_FILTER_MIDDLE);
1545: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_SEE_OTHER,
1546: HT_FILTER_MIDDLE);
1547: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_TEMP_REDIRECT,
1548: HT_FILTER_MIDDLE);
1.168 cvs 1549: HTNet_addAfter(HTAuthInfoFilter, "http://*", NULL, HT_ALL,
1550: HT_FILTER_MIDDLE);
1.116 cvs 1551: HTNet_addAfter (HTUseProxyFilter, "http://*", NULL, HT_USE_PROXY,
1552: HT_FILTER_MIDDLE);
1.151 cvs 1553: #ifdef AMAYA_LOST_UPDATE
1554: HTNet_addAfter (precondition_handler, NULL, NULL, HT_PRECONDITION_FAILED,
1555: HT_FILTER_MIDDLE);
1556: #endif /* AMAYA_LOST_UPDATE */
1.111 cvs 1557: #ifndef _WINDOWS
1.116 cvs 1558: HTNet_addAfter (AHTLoadTerminate_handler, NULL, NULL, HT_ALL,
1559: HT_FILTER_LAST);
1.111 cvs 1560: #endif /* !_WINDOWS */
1.116 cvs 1561: /**** for later ?? ****/
1562: /* HTNet_addAfter(HTInfoFilter, NULL, NULL, HT_ALL, HT_FILTER_LATE); */
1.51 cvs 1563: /* handles all errors */
1.116 cvs 1564: HTNet_addAfter (terminate_handler, NULL, NULL, HT_ALL, HT_FILTER_LAST);
1.4 cvs 1565: }
1566:
1.15 cvs 1567: /*----------------------------------------------------------------------
1.17 cvs 1568: AHTAlertInit
1569: Register alert messages and their callbacks.
1.15 cvs 1570: ----------------------------------------------------------------------*/
1571: #ifdef __STDC__
1572: static void AHTAlertInit (void)
1573: #else
1574: static void AHTAlertInit ()
1575: #endif
1576: {
1577: HTAlert_add (AHTProgress, HT_A_PROGRESS);
1.120 cvs 1578: #ifdef __WINDOWS
1.70 cvs 1579: HTAlert_add ((HTAlertCallback *) WIN_Activate_Request, HT_PROG_CONNECT);
1.116 cvs 1580: #endif /* _WINDOWS */
1.15 cvs 1581: HTAlert_add (AHTError_print, HT_A_MESSAGE);
1.48 cvs 1582: HTError_setShow (~((unsigned int) 0 ) & ~((unsigned int) HT_ERR_SHOW_DEBUG)); /* process all messages except debug ones*/
1.15 cvs 1583: HTAlert_add (AHTConfirm, HT_A_CONFIRM);
1584: HTAlert_add (AHTPrompt, HT_A_PROMPT);
1585: HTAlert_add (AHTPromptUsernameAndPassword, HT_A_USER_PW);
1.116 cvs 1586: }
1587:
1.128 cvs 1588: /*----------------------------------------------------------------------
1589: libwww_CleanCache
1590: frontend to the recursive cache cleaning function
1591: ----------------------------------------------------------------------*/
1592: #ifdef __STDC__
1593: void libwww_CleanCache (void)
1594: #else
1595: void libwww_CleanCache ()
1596: Document doc;
1597: View view;
1598: #endif /* __STDC__ */
1599: {
1.130 cvs 1600: #ifdef AMAYA_WWW_CACHE
1.198 cvs 1601: STRING real_dir;
1602: STRING cache_dir;
1603: STRING tmp;
1.128 cvs 1604: int cache_size;
1.177 cvs 1605: int cache_expire;
1606: int cache_disconnect;
1.191 cvs 1607: ThotBool error;
1.185 cvs 1608: STRING ptr;
1.130 cvs 1609:
1.128 cvs 1610: if (!HTCacheMode_enabled ())
1.183 cvs 1611: /* don't do anything if we're not using a cache */
1612: return;
1.128 cvs 1613: /* temporarily close down the cache, purge it, then restart */
1.198 cvs 1614: tmp = ISO2WideChar (HTCacheMode_getRoot ());
1.190 cvs 1615: /* don't do anything if we don't have a valid cache dir */
1616: if (!tmp || *tmp == EOS)
1617: return;
1618: cache_dir = TtaStrdup (tmp);
1.128 cvs 1619: cache_size = HTCacheMode_maxSize ();
1.177 cvs 1620: cache_expire = HTCacheMode_expires ();
1621: cache_disconnect = HTCacheMode_disconnected ();
1622:
1.185 cvs 1623: /* get something we can work on :) */
1.198 cvs 1624: tmp = ISO2WideChar (HTWWWToLocal (WideChar2ISO (cache_dir), "file:", NULL));
1625: real_dir = TtaAllocString (ustrlen (tmp) + 20);
1626: ustrcpy (real_dir, tmp);
1.190 cvs 1627: HT_FREE (tmp);
1.185 cvs 1628:
1629: /* safeguard... abort the operation if cache_dir doesn't end with
1630: CACHE_DIR_NAME */
1631: error = TRUE;
1.198 cvs 1632: ptr = ustrstr (real_dir, CACHE_DIR_NAME);
1633: if (ptr && *ptr && !ustrcasecmp (ptr, CACHE_DIR_NAME))
1.185 cvs 1634: error = FALSE;
1635: if (error)
1636: return;
1637:
1.130 cvs 1638: /* remove the concurrent cache lock */
1639: #ifdef DEBUG_LIBWWW
1640: fprintf (stderr, "Clearing the cache lock\n");
1641: #endif /* DEBUG_LIBWWW */
1642: clear_cachelock ();
1.128 cvs 1643: HTCacheTerminate ();
1.185 cvs 1644: HTCacheMode_setEnabled (FALSE);
1645:
1646: RecCleanCache (real_dir);
1.128 cvs 1647:
1.177 cvs 1648: HTCacheMode_setExpires (cache_expire);
1649: HTCacheMode_setDisconnected (cache_disconnect);
1.198 cvs 1650: HTCacheInit (WideChar2ISO (cache_dir), cache_size);
1.130 cvs 1651: /* set a new concurrent cache lock */
1.198 cvs 1652: ustrcat (real_dir, TEXT(".lock"));
1.185 cvs 1653: if (set_cachelock (real_dir) == -1)
1.130 cvs 1654: /* couldn't open the .lock file, so, we close the cache to
1655: be in the safe side */
1656: {
1657: #ifdef DEBUG_LIBWWW
1658: fprintf (stderr, "couldnt set the cache lock\n");
1659: #endif /* DEBUG_LIBWWW */
1660: HTCacheTerminate ();
1.185 cvs 1661: HTCacheMode_setEnabled (FALSE);
1.130 cvs 1662: }
1663: #ifdef DEBUG_LIBWWW
1664: fprintf (stderr, "set a cache lock\n");
1665: #endif /* DEBUG_LIBWWW */
1.185 cvs 1666: TtaFreeMemory (real_dir);
1.128 cvs 1667: TtaFreeMemory (cache_dir);
1668: #endif /* AMAYA_WWW_CACHE */
1669: }
1670:
1.118 cvs 1671: #ifdef AMAYA_WWW_CACHE
1672: /*----------------------------------------------------------------------
1.128 cvs 1673: RecCleanCache
1.118 cvs 1674: Clears an existing cache directory
1675: ----------------------------------------------------------------------*/
1676: #ifdef __STDC__
1.198 cvs 1677: static void RecCleanCache (STRING dirname)
1.118 cvs 1678: #else
1.198 cvs 1679: static void RecCleanCache (dirname)
1680: STRING dirname;
1.118 cvs 1681: #endif /* __STDC__ */
1.128 cvs 1682:
1683: #ifdef _WINDOWS
1684: {
1685: HANDLE hFindFile;
1.191 cvs 1686: ThotBool status;
1.128 cvs 1687: WIN32_FIND_DATA ffd;
1688:
1.198 cvs 1689: CHAR_T t_dir [MAX_LENGTH];
1690: STRING ptr;
1.128 cvs 1691:
1.130 cvs 1692: /* create a t_dir name to start searching for files */
1.198 cvs 1693: if ((ustrlen (dirname) + 10) > MAX_LENGTH)
1.128 cvs 1694: /* ERROR: directory name is too big */
1695: return;
1696:
1.198 cvs 1697: ustrcpy (t_dir, dirname);
1.130 cvs 1698: /* save the end of the dirname. We'll use it to make
1699: a complete pathname when erasing files */
1.198 cvs 1700: ptr = &t_dir[ustrlen (t_dir)];
1701: ustrcat (t_dir, TEXT("*"));
1.128 cvs 1702:
1.130 cvs 1703: hFindFile = FindFirstFile (t_dir, &ffd);
1.128 cvs 1704:
1705: if (hFindFile == INVALID_HANDLE_VALUE)
1706: /* nothing to erase? */
1707: return;
1708:
1709: status = TRUE;
1.130 cvs 1710: while (status)
1711: {
1712: if (ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
1.133 cvs 1713: {
1714: /* it's a directory, erase it recursively */
1.198 cvs 1715: if (ustrcmp (ffd.cFileName, TEXT("..")) && ustrcmp (ffd.cFileName, TEXT(".")))
1.133 cvs 1716: {
1.198 cvs 1717: ustrcpy (ptr, ffd.cFileName);
1718: ustrcat (ptr, DIR_STR);
1.133 cvs 1719: RecCleanCache (t_dir);
1.198 cvs 1720: urmdir (t_dir);
1.133 cvs 1721: }
1722: }
1723: else
1.130 cvs 1724: {
1.133 cvs 1725: /* it's a file, erase it */
1.198 cvs 1726: ustrcpy (ptr, ffd.cFileName);
1.133 cvs 1727: TtaFileUnlink (t_dir);
1.130 cvs 1728: }
1729: status = FindNextFile (hFindFile, &ffd);
1730: }
1.128 cvs 1731: FindClose (hFindFile);
1732: }
1733:
1734: #else /* _WINDOWS */
1.118 cvs 1735: {
1736: DIR *dp;
1737: struct stat st;
1738: #ifdef HAVE_DIRENT_H
1739: struct dirent *d;
1740: #else
1741: struct direct *d;
1742: #endif /* HAVE_DIRENT_H */
1.128 cvs 1743: char filename[BUFSIZ+1];
1.118 cvs 1744:
1745: if ((dp = opendir (dirname)) == NULL)
1746: {
1747: /* @@@ we couldn't open the directory ... we need some msg */
1748: perror (dirname);
1.176 cvs 1749: return;
1.118 cvs 1750: }
1751:
1752: while ((d = readdir (dp)) != NULL)
1753: {
1754: /* skip the UNIX . and .. links */
1755: if (!strcmp (d->d_name, "..")
1756: || !strcmp (d->d_name, "."))
1757: continue;
1758:
1.188 cvs 1759: sprintf (filename, "%s%c%s", dirname, DIR_SEP, d->d_name);
1.118 cvs 1760: if (lstat (filename, &st) < 0 )
1761: {
1762: /* @@2 need some error message */
1763: perror (filename);
1764: continue;
1765: }
1766:
1767: switch (st.st_mode & S_IFMT)
1768: {
1769: case S_IFDIR:
1770: /* if we find a directory, we erase it, recursively */
1.128 cvs 1771: strcat (filename, DIR_STR);
1772: RecCleanCache (filename);
1773: rmdir (filename);
1.118 cvs 1774: break;
1775: case S_IFLNK:
1776: /* skip any links we find */
1777: continue;
1778: break;
1779: default:
1780: /* erase the filename */
1781: TtaFileUnlink (filename);
1782: break;
1783: }
1784: }
1785: closedir (dp);
1786: }
1.128 cvs 1787: #endif /* _WINDOWS */
1.118 cvs 1788: #endif /* AMAYA_WWW_CACHE */
1789:
1.116 cvs 1790: /*----------------------------------------------------------------------
1791: CacheInit
1792: Reads the cache settings from the thot.ini file.
1793: ----------------------------------------------------------------------*/
1.118 cvs 1794: #ifdef __STDC__
1.116 cvs 1795: static void CacheInit (void)
1.118 cvs 1796: #else
1797: static void Cacheinit ()
1798: #endif
1799:
1.116 cvs 1800: {
1801: #ifndef AMAYA_WWW_CACHE
1802: HTCacheMode_setEnabled (NO);
1803:
1804: #else /* AMAYA_WWW_CACHE */
1.198 cvs 1805: STRING strptr;
1806: STRING cache_dir = NULL;
1807: STRING real_dir = NULL;
1808: STRING cache_lockfile;
1.130 cvs 1809: int cache_size;
1.176 cvs 1810: int cache_entry_size;
1.191 cvs 1811: ThotBool cache_enabled;
1812: ThotBool cache_locked;
1813: ThotBool tmp_bool;
1.130 cvs 1814:
1.185 cvs 1815: int i;
1816:
1.116 cvs 1817: /* activate cache? */
1.203 cvs 1818: strptr = TtaGetEnvString ("ENABLE_CACHE");
1.198 cvs 1819: if (strptr && *strptr && ustrcasecmp (strptr, TEXT("yes")))
1.130 cvs 1820: cache_enabled = NO;
1.116 cvs 1821: else
1.130 cvs 1822: cache_enabled = YES;
1.116 cvs 1823:
1.151 cvs 1824: /* cache protected documents? */
1.203 cvs 1825: strptr = TtaGetEnvString ("CACHE_PROTECTED_DOCS");
1.198 cvs 1826: if (strptr && *strptr && !ustrcasecmp (strptr, TEXT("yes")))
1.151 cvs 1827: HTCacheMode_setProtected (YES);
1828: else
1829: HTCacheMode_setProtected (NO);
1830:
1.116 cvs 1831: /* get the cache dir (or use a default one) */
1.203 cvs 1832: strptr = TtaGetEnvString ("CACHE_DIR");
1.116 cvs 1833: if (strptr && *strptr)
1834: {
1.198 cvs 1835: real_dir = TtaAllocString (ustrlen (strptr) + ustrlen (CACHE_DIR_NAME) + 20);
1836: ustrcpy (real_dir, strptr);
1837: if (*(real_dir + ustrlen (real_dir) - 1) != DIR_SEP)
1838: ustrcat (real_dir, DIR_STR);
1.116 cvs 1839: }
1840: else
1841: {
1.198 cvs 1842: real_dir = TtaAllocString (ustrlen (TempFileDirectory)
1843: + ustrlen (CACHE_DIR_NAME) + 20);
1844: usprintf (real_dir, TEXT("%s%s"), TempFileDirectory, CACHE_DIR_NAME);
1.185 cvs 1845: }
1846:
1847: /* compatiblity with previous versions of Amaya: does real_dir
1848: include CACHE_DIR_NAME? If not, add it */
1.198 cvs 1849: strptr = ustrstr (real_dir, CACHE_DIR_NAME);
1.185 cvs 1850: if (!strptr)
1851: {
1.198 cvs 1852: ustrcat (real_dir, CACHE_DIR_NAME);
1.185 cvs 1853: }
1854: else
1855: {
1.198 cvs 1856: i = ustrlen (CACHE_DIR_NAME);
1.185 cvs 1857: if (strptr[i] != EOS)
1.198 cvs 1858: ustrcat (real_dir, CACHE_DIR_NAME);
1.116 cvs 1859: }
1.185 cvs 1860:
1861:
1.198 cvs 1862: cache_dir = TtaAllocString (ustrlen (real_dir) + 10);
1863: usprintf (cache_dir, TEXT("file:%s"), real_dir);
1.116 cvs 1864:
1865: /* get the cache size (or use a default one) */
1.203 cvs 1866: strptr = TtaGetEnvString ("CACHE_SIZE");
1.116 cvs 1867: if (strptr && *strptr)
1.198 cvs 1868: cache_size = uctoi (strptr);
1.116 cvs 1869: else
1870: cache_size = DEFAULT_CACHE_SIZE;
1871:
1.176 cvs 1872: /* get the max cached file size (or use a default one) */
1.198 cvs 1873: if (!TtaGetEnvInt (TEXT("MAX_CACHE_ENTRY_SIZE"), &cache_entry_size))
1.176 cvs 1874: cache_entry_size = DEFAULT_MAX_CACHE_ENTRY_SIZE;
1875:
1.130 cvs 1876: if (cache_enabled)
1.116 cvs 1877: {
1878: /* how to remove the lock? force remove it? */
1.198 cvs 1879: cache_lockfile = TtaAllocString (ustrlen (real_dir) + 20);
1880: ustrcpy (cache_lockfile, real_dir);
1881: ustrcat (cache_lockfile, TEXT(".lock"));
1.130 cvs 1882: cache_locked = FALSE;
1883: if (TtaFileExist (cache_lockfile)
1884: && !(cache_locked = test_cachelock (cache_lockfile)))
1.116 cvs 1885: {
1.130 cvs 1886: #ifdef DEBUG_LIBWWW
1887: fprintf (stderr, "found a stale cache, removing it\n");
1888: #endif /* DEBUG_LIBWWW */
1889: /* remove the lock and clean the cache (the clean cache
1890: will remove all, making the following call unnecessary */
1891: /* little trick to win some memory */
1.198 cvs 1892: strptr = ustrrchr (cache_lockfile, TEXT('.'));
1.130 cvs 1893: *strptr = EOS;
1894: RecCleanCache (cache_lockfile);
1895: *strptr = '.';
1.116 cvs 1896: }
1897:
1.130 cvs 1898: if (!cache_locked)
1899: {
1900: /* initialize the cache if there's no other amaya
1901: instance running */
1.177 cvs 1902: HTCacheMode_setMaxCacheEntrySize (cache_entry_size);
1.198 cvs 1903: if (TtaGetEnvBoolean (TEXT("CACHE_EXPIRE_IGNORE"), &tmp_bool)
1.177 cvs 1904: && tmp_bool)
1905: HTCacheMode_setExpires (HT_EXPIRES_IGNORE);
1906: else
1907: HTCacheMode_setExpires (HT_EXPIRES_AUTO);
1.198 cvs 1908: TtaGetEnvBoolean (TEXT("CACHE_DISCONNECTED_MODE"), &tmp_bool);
1.177 cvs 1909: if (tmp_bool)
1910: HTCacheMode_setDisconnected (HT_DISCONNECT_NORMAL);
1911: else
1912: HTCacheMode_setDisconnected (HT_DISCONNECT_NONE);
1.198 cvs 1913: if (HTCacheInit (WideChar2ISO (cache_dir), cache_size))
1.130 cvs 1914: {
1.188 cvs 1915: if (set_cachelock (cache_lockfile) == -1)
1916: /* couldn't open the .lock file, so, we close the cache to
1917: be in the safe side */
1918: {
1919: HTCacheTerminate ();
1920: HTCacheMode_setEnabled (FALSE);
1921: #ifdef DEBUG_LIBWWW
1922: fprintf (stderr, "couldnt set the cache lock\n");
1923: #endif /* DEBUG_LIBWWW */
1924: }
1.130 cvs 1925: #ifdef DEBUG_LIBWWW
1.188 cvs 1926: else
1927: fprintf (stderr, "created the cache lock\n");
1.130 cvs 1928: #endif /* DEBUG_LIBWWW */
1929: }
1.188 cvs 1930: else
1931: {
1.130 cvs 1932: #ifdef DEBUG_LIBWWW
1.188 cvs 1933: fprintf (stderr, "couldn't create the cache\n");
1934: #endif /* DEBUG_LIBWWW */
1935: HTCacheTerminate ();
1936: }
1.130 cvs 1937: }
1938: else
1939: {
1.185 cvs 1940: HTCacheMode_setEnabled (FALSE);
1.130 cvs 1941: #ifdef DEBUG_LIBWWW
1942: fprintf (stderr, "lock detected, starting libwww without a cache/n");
1943: #endif /* DEBUG_LIBWWW */
1944: }
1945: TtaFreeMemory (cache_lockfile);
1.116 cvs 1946: }
1947: else
1.185 cvs 1948: {
1949: HTCacheMode_setEnabled (FALSE);
1950: }
1.116 cvs 1951: if (cache_dir)
1952: TtaFreeMemory (cache_dir);
1.189 cvs 1953: if (real_dir)
1954: TtaFreeMemory (real_dir);
1.185 cvs 1955: /* warn the user if the cache isn't active */
1956: if (cache_enabled && !HTCacheMode_enabled ())
1957: {
1958: #ifdef _WINDOWS
1.198 cvs 1959: MessageBox (NULL, TtaGetMessage (AMAYA, AM_CANT_CREATE_CACHE), TEXT("Cache"), MB_OK);
1.185 cvs 1960: #else /* !_WINDOWS */
1961: TtaDisplayMessage (CONFIRM, TtaGetMessage (AMAYA, AM_CANT_CREATE_CACHE),
1962: NULL);
1963: #endif /* _WINDOWS */
1964: }
1.116 cvs 1965: #endif /* AMAYA_WWW_CACHE */
1.15 cvs 1966: }
1967:
1968: /*----------------------------------------------------------------------
1.97 cvs 1969: ProxyInit
1970: Reads any proxies settings which may be declared as environmental
1971: variables or in the thot.ini file. The former overrides the latter.
1972: ----------------------------------------------------------------------*/
1.118 cvs 1973: #ifdef __STDC__
1.97 cvs 1974: static void ProxyInit (void)
1.118 cvs 1975: #else
1976: static void ProxyInit ()
1977: #endif /* __STDC__ */
1.97 cvs 1978: {
1.198 cvs 1979: STRING strptr;
1980: STRING str = NULL;
1981: STRING name;
1982: char* strptrA;
1.97 cvs 1983:
1984: /* get the proxy settings from the thot.ini file */
1.203 cvs 1985: strptr = TtaGetEnvString ("HTTP_PROXY");
1.97 cvs 1986: if (strptr && *strptr)
1.198 cvs 1987: HTProxy_add ("http", WideChar2ISO (strptr));
1.97 cvs 1988: /* get the no_proxy settings from the thot.ini file */
1.203 cvs 1989: strptr = TtaGetEnvString ("NO_PROXY");
1.97 cvs 1990: if (strptr && *strptr)
1991: {
1992: str = TtaStrdup (strptr); /* Get copy we can mutilate */
1993: strptr = str;
1.198 cvs 1994: strptrA = WideChar2ISO (strptr);
1.201 cvs 1995: while ((name = ISO2WideChar(HTNextField (&strptrA))) != NULL) {
1.198 cvs 1996: STRING portstr = ustrchr (name, TEXT(':'));
1.97 cvs 1997: unsigned port=0;
1.198 cvs 1998: if (portstr) {
1999: *portstr++ = EOS;
2000: if (*portstr) port = (unsigned) uctoi (portstr);
1.97 cvs 2001: }
2002: /* Register it for all access methods */
1.198 cvs 2003: HTNoProxy_add (WideChar2ISO (name), NULL, port);
1.97 cvs 2004: }
2005: TtaFreeMemory (str);
2006: }
2007:
2008: /* use libw3's routine to get all proxy settings from the environment */
2009: HTProxy_getEnvVar ();
2010: }
2011:
1.207 ! cvs 2012: /*----------------------------------------------------------------------
! 2013: SafePut_init
! 2014: Sets up the domains which are authorized to make a redirect on
! 2015: a PUT.
! 2016: ----------------------------------------------------------------------*/
! 2017: #ifdef __STDC__
! 2018: static void SafePut_init (void)
! 2019: #else
! 2020: static void SafePut_init ()
! 2021: #endif /* __STDC__ */
! 2022: {
! 2023: STRING strptr;
! 2024: STRING str = NULL;
! 2025: char *strptrA, *ptr;
! 2026: char *domain;
! 2027:
! 2028: /* get the proxy settings from the thot.ini file */
! 2029: strptr = TtaGetEnvString ("SAFE_PUT_REDIRECT");
! 2030: if (strptr && *strptr)
! 2031: {
! 2032: /* Get copy we can mutilate */
! 2033: str = TtaStrdup (strptr);
! 2034: strptrA = WideChar2ISO (str);
! 2035: /* convert to lowercase */
! 2036: ptr = strptrA;
! 2037: while (*ptr)
! 2038: {
! 2039: *ptr = tolower (*ptr);
! 2040: ptr++;
! 2041: }
! 2042:
! 2043: /* create the list container */
! 2044: safeput_list = HTList_new ();
! 2045: /* store the domain list */
! 2046: while ((domain = HTNextField (&strptrA)) != NULL)
! 2047: HTList_addObject (safeput_list, TtaStrdup (domain));
! 2048:
! 2049: TtaFreeMemory (str);
! 2050: }
! 2051: }
! 2052:
! 2053: /*----------------------------------------------------------------------
! 2054: SafePut_delete
! 2055: Deletes the safeput_list variable
! 2056: ----------------------------------------------------------------------*/
! 2057: static void SafePut_delete (void)
! 2058: {
! 2059: HTList *cur = safeput_list;
! 2060: char *domain;
! 2061:
! 2062: if (!safeput_list)
! 2063: return;
! 2064:
! 2065: while ((domain = (char *) HTList_nextObject (cur)))
! 2066: TtaFreeMemory (domain);
! 2067: HTList_delete (safeput_list);
! 2068: safeput_list = NULL;
! 2069: }
! 2070:
! 2071: /*----------------------------------------------------------------------
! 2072: SafePut_query
! 2073: returns true if the domain to which belongs the URL accepts an automatic
! 2074: PUT redirect.
! 2075: ----------------------------------------------------------------------*/
! 2076: static ThotBool SafePut_query (char *url)
! 2077: {
! 2078: HTList *cur;
! 2079: char *me;
! 2080: ThotBool found;
! 2081:
! 2082: /* extract the domain path of the url and normalize it */
! 2083: /* domain = url; */
! 2084: cur = safeput_list;
! 2085: found = FALSE;
! 2086: while ((me = (char *) HTList_nextObject (cur)))
! 2087: {
! 2088: if (strstr (url, me))
! 2089: {
! 2090: found = TRUE;
! 2091: break;
! 2092: }
! 2093: }
! 2094:
! 2095: return (found);
! 2096: }
1.97 cvs 2097:
2098: /*----------------------------------------------------------------------
1.17 cvs 2099: AHTProfile_newAmaya
2100: creates the Amaya client profile for libwww.
1.15 cvs 2101: ----------------------------------------------------------------------*/
2102: #ifdef __STDC__
1.198 cvs 2103: static void AHTProfile_newAmaya (STRING AppName, STRING AppVersion)
1.15 cvs 2104: #else /* __STDC__ */
2105: static void AHTProfile_newAmaya (AppName, AppVersion)
1.198 cvs 2106: STRING AppName;
2107: STRING AppVersion;
1.15 cvs 2108: #endif /* __STDC__ */
1.4 cvs 2109: {
1.198 cvs 2110: STRING strptr;
1.158 cvs 2111:
1.4 cvs 2112: /* If the Library is not already initialized then do it */
2113: if (!HTLib_isInitialized ())
1.198 cvs 2114: HTLibInit (WideChar2ISO (AppName), WideChar2ISO (AppVersion));
1.4 cvs 2115:
2116: if (!converters)
2117: converters = HTList_new ();
1.27 cvs 2118: if (!acceptTypes)
2119: acceptTypes = HTList_new ();
1.193 cvs 2120: if (!acceptLanguages)
2121: acceptLanguages = HTList_new ();
1.151 cvs 2122: if (!transfer_encodings)
2123: transfer_encodings = HTList_new ();
2124: if (!content_encodings)
2125: content_encodings = HTList_new ();
1.4 cvs 2126:
1.169 cvs 2127: /* inhibits libwww's automatic file_suffix_binding */
2128: HTFile_doFileSuffixBinding (FALSE);
2129:
1.4 cvs 2130: /* Register the default set of transport protocols */
2131: HTTransportInit ();
2132:
2133: /* Register the default set of application protocol modules */
2134: AHTProtocolInit ();
2135:
1.116 cvs 2136: /* Register the default set of messages and dialog functions */
2137: AHTAlertInit ();
2138: HTAlert_setInteractive (YES);
2139:
2140: #ifdef AMAYA_WWW_CACHE
2141: /* Enable the persistent cache */
2142: CacheInit ();
2143: #else
2144: HTCacheMode_setEnabled (NO);
2145: #endif /* AMAYA_WWW_CACHE */
1.4 cvs 2146:
2147: /* Register the default set of BEFORE and AFTER filters */
2148: AHTNetInit ();
2149:
2150: /* Set up the default set of Authentication schemes */
1.167 cvs 2151: HTAA_newModule ("basic", HTBasic_generate, HTBasic_parse, NULL,
2152: HTBasic_delete);
1.158 cvs 2153: /* activate MDA by defaul */
1.203 cvs 2154: strptr = TtaGetEnvString ("ENABLE_MDA");
1.198 cvs 2155: if (!strptr || (strptr && *strptr && ustrcasecmp (strptr, TEXT("no"))))
1.158 cvs 2156: HTAA_newModule ("digest", HTDigest_generate, HTDigest_parse,
1.167 cvs 2157: HTDigest_updateInfo, HTDigest_delete);
1.4 cvs 2158:
1.97 cvs 2159: /* Get any proxy settings */
2160: ProxyInit ();
1.4 cvs 2161:
1.207 ! cvs 2162: /* Set up the domains where we accept a redirect on PUT */
! 2163: SafePut_init ();
! 2164:
1.4 cvs 2165: /* Register the default set of converters */
2166: AHTConverterInit (converters);
1.151 cvs 2167: HTFormat_setConversion (converters);
1.27 cvs 2168: AHTAcceptTypesInit (acceptTypes);
1.193 cvs 2169: AHTAcceptLanguagesInit (acceptLanguages);
1.4 cvs 2170:
2171: /* Register the default set of transfer encoders and decoders */
1.151 cvs 2172: HTTransferEncoderInit (transfer_encodings);
1.190 cvs 2173: HTFormat_setTransferCoding (transfer_encodings);
2174: /* Register the default set of content encoders and decoders */
2175: HTContentEncoderInit (content_encodings);
2176: /* ignore all other encoding formats (or libwww will send them
1.181 cvs 2177: thru a blackhole otherwise */
2178: HTCoding_add (content_encodings, "*", NULL, HTIdentityCoding, 1.0);
1.151 cvs 2179: if (HTList_count(content_encodings) > 0)
2180: HTFormat_setContentCoding(content_encodings);
2181: else
2182: {
2183: HTList_delete(content_encodings);
2184: content_encodings = NULL;
2185: }
1.4 cvs 2186:
2187: /* Register the default set of MIME header parsers */
1.74 cvs 2188: HTMIMEInit (); /* must be called again for language selector */
1.4 cvs 2189:
2190: /* Register the default set of Icons for directory listings */
1.27 cvs 2191: /*HTIconInit(NULL); *//* experimental */
1.4 cvs 2192: }
2193:
1.5 cvs 2194: /*----------------------------------------------------------------------
1.17 cvs 2195: AHTProfile_delete
2196: deletes the Amaya client profile.
1.5 cvs 2197: ----------------------------------------------------------------------*/
1.4 cvs 2198: #ifdef __STDC__
2199: static void AHTProfile_delete (void)
2200: #else
2201: static void AHTProfile_delete ()
1.7 cvs 2202: #endif /* __STDC__ */
1.4 cvs 2203: {
1.22 cvs 2204:
2205: /* free the Amaya global context */
1.151 cvs 2206:
2207: /* Clean up all the registred converters */
2208: HTFormat_deleteAll ();
2209: if (acceptTypes)
1.74 cvs 2210: HTConversion_deleteAll (acceptTypes);
1.193 cvs 2211: if (acceptLanguages)
2212: HTLanguage_deleteAll (acceptLanguages);
1.151 cvs 2213:
1.74 cvs 2214: HTList_delete (Amaya->docid_status);
2215: HTList_delete (Amaya->reqlist);
2216: TtaFreeMemory (Amaya);
1.61 cvs 2217:
1.151 cvs 2218: if (HTLib_isInitialized ())
1.74 cvs 2219:
1.120 cvs 2220: #ifdef _WINDOWS
1.151 cvs 2221: HTEventTerminate ();
1.198 cvs 2222: #endif /* _WINDOWS; */
1.74 cvs 2223:
1.151 cvs 2224: /* Clean up the persistent cache (if any) */
1.116 cvs 2225: #ifdef AMAYA_WWW_CACHE
1.151 cvs 2226: clear_cachelock ();
2227: HTCacheTerminate ();
1.116 cvs 2228: #endif /* AMAYA_WWW_CACHE */
1.74 cvs 2229:
1.151 cvs 2230: /* Terminate libwww */
2231: HTLibTerminate ();
1.4 cvs 2232: }
2233:
1.5 cvs 2234: /*----------------------------------------------------------------------
1.116 cvs 2235: AmayacontextInit
2236: initializes an internal Amaya context for our libwww interface
2237: ----------------------------------------------------------------------*/
2238: #ifdef __STDC__
2239: static void AmayaContextInit ()
2240: #else
2241: static void AmayaContextInit ()
2242: #endif
2243:
2244: {
1.140 cvs 2245: AmayaAlive_flag = TRUE;
1.116 cvs 2246: /* Initialization of the global context */
2247: Amaya = (AmayaContext *) TtaGetMemory (sizeof (AmayaContext));
2248: Amaya->reqlist = HTList_new ();
2249: Amaya->docid_status = HTList_new ();
2250: Amaya->open_requests = 0;
2251: }
2252:
2253: /*----------------------------------------------------------------------
1.17 cvs 2254: QueryInit
2255: initializes the libwww interface
1.5 cvs 2256: ----------------------------------------------------------------------*/
1.4 cvs 2257: #ifdef __STDC__
2258: void QueryInit ()
2259: #else
2260: void QueryInit ()
2261: #endif
2262: {
1.198 cvs 2263: STRING strptr;
1.151 cvs 2264: int tmp_i;
2265: long tmp_l;
1.4 cvs 2266:
1.116 cvs 2267: AmayaContextInit ();
1.4 cvs 2268: AHTProfile_newAmaya (HTAppName, HTAppVersion);
1.140 cvs 2269: CanDoStop_set (TRUE);
1.4 cvs 2270:
1.116 cvs 2271: #ifdef _WINDOWS
1.125 cvs 2272: HTEventInit ();
1.116 cvs 2273: #endif /* _WINDOWS */
1.72 cvs 2274:
1.123 cvs 2275: #ifndef _WINDOWS
1.116 cvs 2276: HTEvent_setRegisterCallback ((void *) AHTEvent_register);
2277: HTEvent_setUnregisterCallback ((void *) AHTEvent_unregister);
1.202 cvs 2278: #ifndef _GTK
1.120 cvs 2279: HTTimer_registerSetTimerCallback ((void *) AMAYA_SetTimer);
2280: HTTimer_registerDeleteTimerCallback ((void *) AMAYA_DeleteTimer);
1.202 cvs 2281: #endif /* _GTK */
1.116 cvs 2282: #endif /* !_WINDOWS */
1.190 cvs 2283:
2284: /*** @@@@
1.176 cvs 2285: WWW_TraceFlag = 0;
1.190 cvs 2286: ***/
1.74 cvs 2287: #ifdef DEBUG_LIBWWW
1.116 cvs 2288: /* forwards error messages to our own function */
2289: WWW_TraceFlag = THD_TRACE;
1.138 cvs 2290: HTTrace_setCallback(LineTrace);
1.4 cvs 2291: /* Trace activation (for debugging) */
1.148 cvs 2292: /***
1.138 cvs 2293: WWW_TraceFlag = SHOW_CORE_TRACE | SHOW_THREAD_TRACE | SHOW_PROTOCOL_TRACE;
2294: WWW_TraceFlag |= 0xFFFFFFFFl;
2295: ***/
1.152 cvs 2296: #endif
2297:
1.148 cvs 2298: /* Setting up different network parameters */
1.151 cvs 2299:
1.148 cvs 2300: /* Maximum number of simultaneous open sockets */
1.203 cvs 2301: strptr = TtaGetEnvString ("MAX_SOCKET");
1.151 cvs 2302: if (strptr && *strptr)
1.198 cvs 2303: tmp_i = uctoi (strptr);
1.151 cvs 2304: else
2305: tmp_i = DEFAULT_MAX_SOCKET;
2306: HTNet_setMaxSocket (tmp_i);
2307:
1.148 cvs 2308: /* different network services timeouts */
1.151 cvs 2309: /* dns timeout */
1.203 cvs 2310: strptr = TtaGetEnvString ("DNS_TIMEOUT");
1.151 cvs 2311: if (strptr && *strptr)
1.198 cvs 2312: tmp_i = uctoi (strptr);
1.151 cvs 2313: else
2314: tmp_i = DEFAULT_DNS_TIMEOUT;
2315: HTDNS_setTimeout (tmp_i);
2316:
2317: /* persistent connections timeout */
1.203 cvs 2318: strptr = TtaGetEnvString ("PERSIST_CX_TIMEOUT");
1.151 cvs 2319: if (strptr && *strptr)
1.198 cvs 2320: tmp_l = uctol (strptr);
1.151 cvs 2321: else
2322: tmp_l = DEFAULT_PERSIST_TIMEOUT;
2323: HTHost_setPersistTimeout (tmp_l);
2324:
1.148 cvs 2325: /* default timeout in ms */
1.203 cvs 2326: strptr = TtaGetEnvString ("NET_EVENT_TIMEOUT");
1.151 cvs 2327: if (strptr && *strptr)
1.198 cvs 2328: tmp_i = uctoi (strptr);
1.151 cvs 2329: else
2330: tmp_i = DEFAULT_NET_EVENT_TIMEOUT;
2331: HTHost_setEventTimeout (tmp_i);
2332:
1.173 cvs 2333: HTRequest_setMaxRetry (8);
1.4 cvs 2334: #ifdef CATCH_SIG
1.148 cvs 2335: signal (SIGPIPE, SIG_IGN);
1.4 cvs 2336: #endif
1.15 cvs 2337: }
2338:
2339: /*----------------------------------------------------------------------
1.17 cvs 2340: LoopForStop
1.136 cvs 2341: a copy of the Thop event loop so we can handle the stop button in Unix
2342: and preemptive requests under Windows
1.15 cvs 2343: ----------------------------------------------------------------------*/
2344: #ifdef __STDC__
2345: static int LoopForStop (AHTReqContext * me)
2346: #else
2347: static int LoopForStop (AHTReqContext * me)
2348: #endif
2349: {
1.136 cvs 2350: #ifdef _WINDOWS
2351: MSG msg;
2352: unsigned long libwww_msg;
2353: HWND old_active_window, libwww_window;
2354: int status_req = HT_OK;
2355:
2356: old_active_window = GetActiveWindow ();
2357: libwww_window = HTEventList_getWinHandle (&libwww_msg);
1.137 cvs 2358:
1.149 cvs 2359: while (me->reqStatus != HT_END && me->reqStatus != HT_ERR
2360: && me->reqStatus != HT_ABORT && AmayaIsAlive () &&
2361: GetMessage (&msg, NULL, 0, 0))
2362: {
2363: if (msg.message != WM_QUIT)
2364: {
2365: TranslateMessage (&msg);
2366: DispatchMessage (&msg);
2367: }
2368: else
2369: break;
2370: }
1.136 cvs 2371: if (!AmayaIsAlive ())
2372: /* Amaya was killed by one of the callback handlers */
2373: exit (0);
2374: #else /* _WINDOWS */
1.25 cvs 2375: extern ThotAppContext app_cont;
1.51 cvs 2376: XEvent ev;
2377: XtInputMask status;
1.17 cvs 2378: int status_req = HT_OK;
1.15 cvs 2379:
2380: /* to test the async calls */
1.17 cvs 2381: /* Loop while waiting for new events, exists when the request is over */
1.15 cvs 2382: while (me->reqStatus != HT_ABORT &&
2383: me->reqStatus != HT_END &&
1.69 cvs 2384: me->reqStatus != HT_ERR) {
1.116 cvs 2385: if (!AmayaIsAlive ())
1.69 cvs 2386: /* Amaya was killed by one of the callback handlers */
2387: exit (0);
2388:
2389: status = XtAppPending (app_cont);
1.144 cvs 2390: if (status & XtIMXEvent)
2391: {
2392: XtAppNextEvent (app_cont, &ev);
2393: TtaHandleOneEvent (&ev);
2394: }
2395: else if (status != 0)
2396: XtAppProcessEvent (app_cont, XtIMAll);
1.69 cvs 2397: }
1.136 cvs 2398: #endif /* _WINDOWS */
1.69 cvs 2399: switch (me->reqStatus) {
2400: case HT_ERR:
2401: case HT_ABORT:
1.130 cvs 2402: status_req = NO;
1.15 cvs 2403: break;
2404:
1.69 cvs 2405: case HT_END:
1.130 cvs 2406: status_req = YES;
1.15 cvs 2407: break;
2408:
1.69 cvs 2409: default:
1.15 cvs 2410: break;
1.69 cvs 2411: }
1.15 cvs 2412: return (status_req);
1.4 cvs 2413: }
2414:
1.5 cvs 2415: /*----------------------------------------------------------------------
1.15 cvs 2416: QueryClose
1.21 cvs 2417: closes all existing threads, frees all non-automatically deallocated
2418: memory and then ends libwww.
1.5 cvs 2419: ----------------------------------------------------------------------*/
1.116 cvs 2420: void QueryClose ()
1.4 cvs 2421: {
1.24 cvs 2422:
1.140 cvs 2423: AmayaAlive_flag = FALSE;
1.24 cvs 2424:
1.116 cvs 2425: /* remove all the handlers and callbacks that may output a message to
2426: a non-existent Amaya window */
1.130 cvs 2427: #ifndef _WINDOWS
1.116 cvs 2428: HTNet_deleteAfter (AHTLoadTerminate_handler);
1.198 cvs 2429: #endif /* _WINDOWS */
1.116 cvs 2430: HTNet_deleteAfter (redirection_handler);
2431: HTAlertCall_deleteAll (HTAlert_global () );
2432: HTAlert_setGlobal ((HTList *) NULL);
2433: HTEvent_setRegisterCallback ((HTEvent_registerCallback *) NULL);
2434: HTEvent_setUnregisterCallback ((HTEvent_unregisterCallback *) NULL);
2435: #ifndef _WINDOWS
2436: /** need to erase all existing timers too **/
2437: HTTimer_registerSetTimerCallback (NULL);
2438: HTTimer_registerDeleteTimerCallback (NULL);
2439: #endif /* !_WINDOWS */
2440: HTHost_setActivateRequestCallback (NULL);
2441: Thread_deleteAll ();
1.21 cvs 2442:
1.116 cvs 2443: HTProxy_deleteAll ();
2444: HTNoProxy_deleteAll ();
1.207 ! cvs 2445: SafePut_delete ();
1.116 cvs 2446: HTGateway_deleteAll ();
2447: AHTProfile_delete ();
2448: }
2449:
2450: /*----------------------------------------------------------------------
2451: NextNameValue
2452: ---------------------------------------------------------------------*/
2453: #ifdef __STDC__
2454: static char * NextNameValue (char ** pstr, char **name, char **value)
2455: #else
2456: static char * NextNameValue (pstr, name, value);
2457: char ** pstr;
2458: char **name;
2459: char **value;
2460: #endif /* __STDC__ */
2461: {
2462: char * p = *pstr;
2463: char * start = NULL;
2464: if (!pstr || !*pstr) return NULL;
2465:
2466: if (!*p) {
2467: *pstr = p;
2468: *name = NULL;
2469: *value = NULL;
2470: return NULL; /* No field */
2471: }
2472:
2473: /* Now search for the next '&' and ';' delimitators */
2474: start = p;
2475: while (*p && *p != '&' && *p != ';') p++;
2476: if (*p)
2477: *p++ = '\0';
2478: *pstr = p;
2479:
2480: /* Search for the name and value */
2481: *name = start;
2482: p = start;
2483:
2484: while(*p && *p != '=')
2485: p++;
2486: if (*p)
2487: *p++ = '\0';
2488: *value = p;
2489:
2490: return start;
2491: }
2492:
2493: /*----------------------------------------------------------------------
2494: PrepareFormdata
2495: ---------------------------------------------------------------------*/
2496: #ifdef __STDC__
1.198 cvs 2497: static HTAssocList * PrepareFormdata (STRING string)
1.116 cvs 2498: #else
2499: static HTAssocList * PrepareFormdata (string)
1.198 cvs 2500: STRING string;
1.116 cvs 2501: #endif /* __STDC__ */
2502: {
1.198 cvs 2503: char* tmp_string, *tmp_string_ptr;
2504: char* name;
2505: char* value;
2506: HTAssocList* formdata;
1.116 cvs 2507:
2508: if (!string)
2509: return NULL;
2510:
2511: /* store the ptr in another variable, as the original address will
2512: change
2513: */
2514:
1.198 cvs 2515: tmp_string_ptr = tmp_string = WideChar2ISO (TtaStrdup (string));
1.116 cvs 2516: formdata = HTAssocList_new();
2517:
2518: while (*tmp_string)
2519: {
2520: NextNameValue (&tmp_string, &name, &value);
2521: HTAssocList_addObject(formdata,
2522: name, value);
2523: }
2524:
2525: TtaFreeMemory (tmp_string_ptr);
2526: return formdata;
1.4 cvs 2527: }
2528:
1.99 cvs 2529:
2530: /*----------------------------------------------------------------------
2531: InvokeGetObjectWWW_callback
2532: A simple function to invoke a callback function whenever there's an error
2533: in GetObjectWWW
2534: ---------------------------------------------------------------------*/
2535:
1.116 cvs 2536: #ifdef __STDC__
1.198 cvs 2537: void InvokeGetObjectWWW_callback (int docid, STRING urlName, STRING outputfile, TTcbf *terminate_cbf, void *context_tcbf, int status)
1.99 cvs 2538: #else
1.111 cvs 2539: void InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf, context_tcbf, status)
1.99 cvs 2540: int docid;
1.198 cvs 2541: STRING urlName;
2542: STRING outputfile;
1.99 cvs 2543: TTcbf *terminate_cbf;
2544: void *context_tcbf;
1.116 cvs 2545: #endif /* __STDC__ */
1.99 cvs 2546: {
2547: if (!terminate_cbf)
2548: return;
2549:
1.116 cvs 2550: (*terminate_cbf) (docid, status, urlName, outputfile,
1.99 cvs 2551: NULL, context_tcbf);
2552: }
2553:
2554:
2555:
1.5 cvs 2556: /*----------------------------------------------------------------------
1.15 cvs 2557: GetObjectWWW
1.17 cvs 2558: this function requests a resource designated by a URLname into a
2559: temporary filename. The download can come from a simple GET operation,
2560: or can come from POSTING/GETTING a form. In the latter
2561: case, the function receives a query string to send to the server.
2562:
1.5 cvs 2563: 4 file retrieval modes are proposed:
2564: AMAYA_SYNC : blocking mode
2565: AMAYA_ISYNC : incremental, blocking mode
2566: AMAYA_ASYNC : non-blocking mode
2567: AMAYA_IASYNC : incremental, non-blocking mode
2568:
2569: In the incremental mode, each time a package arrives, it will be
2570: stored in the temporary file. In addition, if an
2571: incremental_callback function is defined, this function will be
2572: called and handled a copy of the newly received data package.
2573: Finally, if a terminate_callback function is defined, it will be
2574: invoked when the request terminates. The caller of this function
1.4 cvs 2575: can define two different contexts to be passed to the callback
2576: functions.
2577:
2578: When the function is called with the SYNC mode, the function will
2579: return only when the requested file has been loaded.
2580: The ASYNC mode will immediately return after setting up the
2581: call.
2582:
2583: Notes:
2584: At the end of a succesful request, the urlName string contains the
2585: name of the actually retrieved URL. As a URL can change over the time,
2586: (e.g., be redirected elsewhere), it is advised that the function
1.17 cvs 2587: caller verify the value of the urlName variable at the end of
1.4 cvs 2588: a request.
2589:
2590: Inputs:
2591: - docid Document identifier for the set of objects being
2592: retrieved.
2593: - urlName The URL to be retrieved (MAX_URL_LENGTH chars length)
2594: - outputfile A pointer to an empty string of MAX_URL_LENGTH.
2595: - mode The retrieval mode.
2596: - incremental_cbf
2597: - context_icbf
2598: Callback and context for the incremental modes
2599: - terminate_cbf
2600: - context_icbf
2601: Callback and context for a terminate handler
1.17 cvs 2602: -error_html if TRUE, then display any server error message as an
2603: HTML document.
1.88 cvs 2604: - content_type a string
2605:
1.4 cvs 2606: Outputs:
2607: - urlName The URL that was retrieved
2608: - outputfile The name of the temporary file which holds the
2609: retrieved data. (Only in case of success)
1.88 cvs 2610: - if content_type wasn't NULL, it will contain a copy of the parameter
2611: sent in the HTTP answer
1.4 cvs 2612: Returns:
2613: HT_ERROR
2614: HT_OK
1.5 cvs 2615:
2616: ----------------------------------------------------------------------*/
1.4 cvs 2617: #ifdef __STDC__
1.198 cvs 2618: int GetObjectWWW (int docid, STRING urlName, STRING formdata,
2619: STRING outputfile, int mode, TIcbf* incremental_cbf,
1.116 cvs 2620: void* context_icbf, TTcbf* terminate_cbf,
1.198 cvs 2621: void* context_tcbf, ThotBool error_html, STRING content_type)
1.4 cvs 2622: #else
1.127 cvs 2623: int GetObjectWWW (docid, urlName, formdata, outputfile, mode,
1.116 cvs 2624: incremental_cbf, context_icbf,
1.88 cvs 2625: terminate_cbf, context_tcbf, error_html, content_type)
1.73 cvs 2626: int docid;
1.198 cvs 2627: STRING urlName;
2628: STRING formdata;
2629: STRING outputfile;
1.73 cvs 2630: int mode;
2631: TIcbf *incremental_cbf;
2632: void *context_icbf;
2633: TTcbf *terminate_cbf;
2634: void *context_tcbf;
1.191 cvs 2635: ThotBool error_html;
1.198 cvs 2636: STRING content_type;
1.4 cvs 2637: #endif
2638: {
2639: AHTReqContext *me;
1.198 cvs 2640: STRING ref;
1.206 cvs 2641: STRING esc_url;
1.107 cvs 2642: int status, l;
1.114 cvs 2643: int tempsubdir;
1.191 cvs 2644: ThotBool bool_tmp;
1.7 cvs 2645:
1.116 cvs 2646: if (urlName == NULL || docid == 0 || outputfile == NULL)
2647: {
2648: /* no file to be loaded */
2649: TtaSetStatus (docid, 1, TtaGetMessage (AMAYA, AM_BAD_URL), urlName);
1.69 cvs 2650:
1.116 cvs 2651: if (error_html)
1.69 cvs 2652: /* so we can show the error message */
2653: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
1.116 cvs 2654: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
2655: context_tcbf, HT_ERROR);
2656: return HT_ERROR;
2657: }
1.7 cvs 2658:
1.159 cvs 2659: /* if it's a 'docImage', we have already downloaded it */
1.198 cvs 2660: if (!ustrncmp (TEXT("internal:"), urlName, 9))
1.159 cvs 2661: {
1.198 cvs 2662: ustrcpy (outputfile, urlName);
1.159 cvs 2663: InvokeGetObjectWWW_callback (docid, urlName, outputfile,
2664: terminate_cbf, context_tcbf, HT_OK);
2665: return HT_OK;
2666: }
2667:
1.4 cvs 2668: /* do we support this protocol? */
1.116 cvs 2669: if (IsValidProtocol (urlName) == NO)
2670: {
2671: /* return error */
2672: outputfile[0] = EOS; /* file could not be opened */
2673: TtaSetStatus (docid, 1,
2674: TtaGetMessage (AMAYA, AM_GET_UNSUPPORTED_PROTOCOL),
2675: urlName);
2676:
2677: if (error_html)
1.69 cvs 2678: /* so we can show the error message */
2679: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
1.116 cvs 2680: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
2681: context_tcbf, HT_ERROR);
2682: return HT_ERROR;
2683: }
1.4 cvs 2684:
1.114 cvs 2685: /* we store CSS in subdir named 0; all the other files go to a subidr
2686: named after their own docid */
2687:
2688: tempsubdir = (mode & AMAYA_LOAD_CSS) ? 0 : docid;
2689:
1.116 cvs 2690: /* create a tempfilename */
1.198 cvs 2691: usprintf (outputfile, TEXT("%s%c%d%c%04dAM"), TempFileDirectory, DIR_SEP, tempsubdir, DIR_SEP, object_counter);
1.116 cvs 2692: /* update the object_counter (used for the tempfilename) */
1.4 cvs 2693: object_counter++;
1.116 cvs 2694:
1.4 cvs 2695: /* normalize the URL */
1.206 cvs 2696: esc_url = EscapeURL (urlName);
2697: if (esc_url)
2698: {
2699: ref = AmayaParseUrl (esc_url, _EMPTYSTR_, AMAYA_PARSE_ALL);
2700: TtaFreeMemory (esc_url);
2701: }
2702: else
2703: ref = NULL;
2704:
1.4 cvs 2705: /* should we abort the request if we could not normalize the url? */
1.198 cvs 2706: if (ref == NULL || ref[0] == EOS) {
1.69 cvs 2707: /*error */
2708: outputfile[0] = EOS;
2709: TtaSetStatus (docid, 1, TtaGetMessage (AMAYA, AM_BAD_URL), urlName);
2710:
2711: if (error_html)
1.116 cvs 2712: /* so we can show the error message */
2713: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
1.99 cvs 2714: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
1.116 cvs 2715: context_tcbf, HT_ERROR);
1.69 cvs 2716: return HT_ERROR;
2717: }
1.116 cvs 2718:
1.4 cvs 2719: /* verify if that file name existed */
1.9 cvs 2720: if (TtaFileExist (outputfile))
1.77 cvs 2721: TtaFileUnlink (outputfile);
1.116 cvs 2722:
1.4 cvs 2723: /* Initialize the request structure */
2724: me = AHTReqContext_new (docid);
1.116 cvs 2725: if (me == NULL)
2726: {
2727: outputfile[0] = EOS;
2728: /* need an error message here */
2729: TtaFreeMemory (ref);
2730: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
2731: context_tcbf, HT_ERROR);
2732: return HT_ERROR;
2733: }
2734:
1.4 cvs 2735: /* Specific initializations for POST and GET */
1.116 cvs 2736: if (mode & AMAYA_FORM_POST)
2737: {
2738: me->method = METHOD_POST;
2739: HTRequest_setMethod (me->request, METHOD_POST);
2740: }
2741: else
2742: {
2743: me->method = METHOD_GET;
2744: if (!HasKnownFileSuffix (ref))
2745: HTRequest_setConversion(me->request, acceptTypes, TRUE);
1.193 cvs 2746: HTRequest_setLanguage (me->request, acceptLanguages, TRUE);
1.116 cvs 2747: }
1.93 cvs 2748:
1.116 cvs 2749: /* Common initialization for all HTML methods */
1.4 cvs 2750: me->mode = mode;
2751: me->error_html = error_html;
2752: me->incremental_cbf = incremental_cbf;
2753: me->context_icbf = context_icbf;
2754: me->terminate_cbf = terminate_cbf;
2755: me->context_tcbf = context_tcbf;
1.64 cvs 2756:
1.69 cvs 2757: /* for the async. request modes, we need to have our
1.4 cvs 2758: own copy of outputfile and urlname
1.116 cvs 2759: */
1.4 cvs 2760:
1.116 cvs 2761: if ((mode & AMAYA_ASYNC) || (mode & AMAYA_IASYNC))
2762: {
1.198 cvs 2763: l = ustrlen (outputfile);
1.116 cvs 2764: if (l > MAX_LENGTH)
2765: me->outputfile = TtaGetMemory (l + 2);
2766: else
2767: me->outputfile = TtaGetMemory (MAX_LENGTH + 2);
1.198 cvs 2768: strcpy (me->outputfile, WideChar2ISO (outputfile));
2769: l = ustrlen (urlName);
1.116 cvs 2770: if (l > MAX_LENGTH)
2771: me->urlName = TtaGetMemory (l + 2);
2772: else
2773: me->urlName = TtaGetMemory (MAX_LENGTH + 2);
1.198 cvs 2774: strcpy (me->urlName, WideChar2ISO (urlName));
1.116 cvs 2775: #ifdef _WINDOWS
2776: /* force windows ASYNC requests to always be non preemptive */
2777: HTRequest_setPreemptive (me->request, NO);
2778: #endif /*_WINDOWS */
2779: } /* AMAYA_ASYNC mode */
2780: else
2781: #ifdef _WINDOWS
2782: {
1.198 cvs 2783: me->outputfile = WideChar2ISO (outputfile);
2784: me->urlName = WideChar2ISO (urlName);
1.116 cvs 2785: /* force windows SYNC requests to always be non preemptive */
2786: HTRequest_setPreemptive (me->request, YES);
2787: }
2788: #else /* !_WINDOWS */
2789: {
2790: me->outputfile = outputfile;
2791: me->urlName = urlName;
2792: }
2793: /***
1.136 cvs 2794: In order to take into account the stop button,
2795: the requests will be always asynchronous, however, if mode=AMAYA_SYNC,
1.57 cvs 2796: we will loop until the document has been received or a stop signal
2797: generated
1.77 cvs 2798: ****/
1.116 cvs 2799: HTRequest_setPreemptive (me->request, NO);
2800: #endif /* _WINDOWS */
1.61 cvs 2801:
1.151 cvs 2802: /*
2803: ** Make sure that the first request is flushed immediately and not
2804: ** buffered in the output buffer
2805: */
2806: if (mode & AMAYA_FLUSH_REQUEST)
2807: HTRequest_setFlush(me->request, YES);
2808: HTRequest_setFlush(me->request, YES);
2809:
1.61 cvs 2810: /* prepare the URLname that will be displayed in teh status bar */
2811: ChopURL (me->status_urlName, me->urlName);
1.77 cvs 2812: TtaSetStatus (me->docid, 1,
2813: TtaGetMessage (AMAYA, AM_FETCHING),
1.198 cvs 2814: ISO2WideChar (me->status_urlName));
1.4 cvs 2815:
1.198 cvs 2816: me->anchor = (HTParentAnchor *) HTAnchor_findAddress (WideChar2ISO (ref));
1.45 cvs 2817: TtaFreeMemory (ref);
1.177 cvs 2818:
1.198 cvs 2819: TtaGetEnvBoolean (TEXT("CACHE_DISCONNECTED_MODE"), &bool_tmp);
1.177 cvs 2820: if (!bool_tmp && (mode & AMAYA_NOCACHE))
1.116 cvs 2821: HTRequest_setReloadMode (me->request, HT_CACHE_FLUSH);
2822:
2823: /* prepare the query string and format for POST */
2824: if (mode & AMAYA_FORM_POST)
1.114 cvs 2825: {
1.116 cvs 2826: HTAnchor_setFormat ((HTParentAnchor *) me->anchor,
2827: HTAtom_for ("application/x-www-form-urlencoded"));
2828: HTAnchor_setLength ((HTParentAnchor *) me->anchor, me->block_size);
2829: HTRequest_setEntityAnchor (me->request, me->anchor);
2830: }
1.114 cvs 2831:
1.127 cvs 2832: /* create the formdata element for libwww */
2833: if (formdata)
2834: me->formdata = PrepareFormdata (formdata);
2835:
1.116 cvs 2836: /* do the request */
2837: if (mode & AMAYA_FORM_POST)
1.119 cvs 2838: {
1.191 cvs 2839: /* this call doesn't give back a ThotBool */
1.119 cvs 2840: HTParentAnchor * posted = NULL;
2841:
2842: posted = HTPostFormAnchor (me->formdata, (HTAnchor *) me->anchor,
2843: me->request);
2844: status = posted ? YES : NO;
2845: }
1.127 cvs 2846: else if (formdata)
2847: status = HTGetFormAnchor(me->formdata, (HTAnchor *) me->anchor,
2848: me->request);
1.116 cvs 2849: else
1.77 cvs 2850: status = HTLoadAnchor ((HTAnchor *) me->anchor, me->request);
1.69 cvs 2851:
1.123 cvs 2852: /* @@@ may need some special windows error msg here */
1.116 cvs 2853: /* control the errors */
1.4 cvs 2854:
1.130 cvs 2855: if (status == NO)
1.116 cvs 2856: /* the request invocation failed */
2857: {
2858: /* show an error message on the status bar */
2859: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
2860: TtaSetStatus (docid, 1,
2861: TtaGetMessage (AMAYA, AM_CANNOT_LOAD),
2862: urlName);
2863: if (me->reqStatus == HT_NEW)
2864: /* manually invoke the last processing that usually gets done
2865: in a succesful request */
2866: InvokeGetObjectWWW_callback (docid, urlName, outputfile,
2867: terminate_cbf, context_tcbf, HT_ERROR);
2868: /* terminate_handler wasn't called */
1.136 cvs 2869: AHTReqContext_delete (me);
1.116 cvs 2870: }
2871: else
1.136 cvs 2872: /* end treatment for SYNC requests */
1.120 cvs 2873: if ((mode & AMAYA_SYNC) || (mode & AMAYA_ISYNC))
2874: {
1.136 cvs 2875: /* wait here untilt the asynchronous request finishes */
1.130 cvs 2876: status = LoopForStop (me);
1.136 cvs 2877: /* if status returns HT_ERROR, should we invoke the callback? */
1.120 cvs 2878: if (!HTRequest_kill (me->request))
2879: AHTReqContext_delete (me);
2880: }
1.130 cvs 2881:
1.136 cvs 2882: /* an interface problem!!! */
2883: return (status == YES ? 0 : -1);
1.4 cvs 2884: }
2885:
1.5 cvs 2886: /*----------------------------------------------------------------------
1.17 cvs 2887: PutObjectWWW
2888: frontend for uploading a resource to a URL. This function downloads
2889: a file to be uploaded into memory, it then calls UploadMemWWW to
2890: finish the job.
2891:
1.5 cvs 2892: 2 upload modes are proposed:
2893: AMAYA_SYNC : blocking mode
2894: AMAYA_ASYNC : non-blocking mode
2895:
1.4 cvs 2896: When the function is called with the SYNC mode, the function will
2897: return only when the file has been uploaded.
2898: The ASYNC mode will immediately return after setting up the
2899: call. Furthermore, at the end of an upload, the ASYNC mode will
2900: call back terminate_cbf, handling it the context defined in
2901: context_tcbf.
2902:
2903: Notes:
2904: At the end of a succesful request, the urlName string contains the
2905: name of the actually uploaded URL. As a URL can change over the time,
2906: (e.g., be redirected elsewhere), it is advised that the function
2907: caller verifies the value of the urlName variable at the end of
2908: a request.
2909:
2910: Inputs:
2911: - docid Document identifier for the set of objects being
2912: retrieved.
2913: - fileName A pointer to the local file to upload
2914: - urlName The URL to be uploaded (MAX_URL_LENGTH chars length)
2915: - mode The retrieval mode.
2916: - terminate_cbf
2917: - context_icbf
2918: Callback and context for a terminate handler
2919:
2920: Outputs:
2921: - urlName The URL that was uploaded
2922:
2923: Returns:
2924: HT_ERROR
2925: HT_OK
1.5 cvs 2926: ----------------------------------------------------------------------*/
1.4 cvs 2927: #ifdef __STDC__
1.198 cvs 2928: int PutObjectWWW (int docid, STRING fileName, STRING urlName, int mode, PicType contentType,
1.4 cvs 2929: TTcbf * terminate_cbf, void *context_tcbf)
2930: #else
1.26 cvs 2931: int PutObjectWWW (docid, urlName, fileName, mode, contentType,
1.4 cvs 2932: ,terminate_cbf, context_tcbf)
2933: int docid;
1.198 cvs 2934: STRING urlName;
2935: STRING fileName;
1.4 cvs 2936: int mode;
1.27 cvs 2937: PicType contentType;
1.4 cvs 2938: TTcbf *terminate_cbf;
2939: void *context_tcbf;
2940:
1.116 cvs 2941: #endif /* __STDC__ */
1.4 cvs 2942: {
1.116 cvs 2943: AHTReqContext *me;
1.4 cvs 2944: int status;
2945: int fd;
2946: struct stat file_stat;
1.116 cvs 2947: char *fileURL;
1.168 cvs 2948: char *etag = NULL;
1.169 cvs 2949: HTParentAnchor *dest_anc_parent;
1.198 cvs 2950: STRING tmp;
1.206 cvs 2951: STRING esc_url;
1.168 cvs 2952: int UsePreconditions;
1.191 cvs 2953: ThotBool lost_update_check = TRUE;
1.172 cvs 2954:
2955: /* should we protect the PUT against lost updates? */
1.203 cvs 2956: tmp = TtaGetEnvString ("ENABLE_LOST_UPDATE_CHECK");
1.198 cvs 2957: if (tmp && *tmp && ustrcasecmp (tmp, TEXT("yes")))
1.172 cvs 2958: lost_update_check = FALSE;
1.168 cvs 2959:
2960: UsePreconditions = mode & AMAYA_USE_PRECONDITIONS;
1.4 cvs 2961:
1.33 cvs 2962: AmayaLastHTTPErrorMsg [0] = EOS;
2963:
1.116 cvs 2964: if (urlName == NULL || docid == 0 || fileName == NULL
2965: || !TtaFileExist (fileName))
1.4 cvs 2966: /* no file to be uploaded */
2967: return HT_ERROR;
2968:
2969: /* do we support this protocol? */
1.7 cvs 2970: if (IsValidProtocol (urlName) == NO)
2971: {
2972: /* return error */
1.198 cvs 2973: TtaSetStatus (docid, 1, TtaGetMessage (AMAYA, AM_PUT_UNSUPPORTED_PROTOCOL), urlName);
1.7 cvs 2974: return HT_ERROR;
2975: }
1.116 cvs 2976:
2977: /* verify the file's size */
2978: #ifndef _WINDOWS
1.7 cvs 2979: if ((fd = open (fileName, O_RDONLY)) == -1)
1.116 cvs 2980: #else
1.198 cvs 2981: if ((fd = uopen (fileName, _O_RDONLY | _O_BINARY)) == -1)
1.116 cvs 2982: #endif /* _WINDOWS */
1.7 cvs 2983: {
2984: /* if we could not open the file, exit */
2985: /*error msg here */
2986: return (HT_ERROR);
2987: }
1.4 cvs 2988:
2989: fstat (fd, &file_stat);
1.137 cvs 2990: # ifdef _WINDOWS
2991: _close (fd);
2992: # else /* _WINDOWS */
1.116 cvs 2993: close (fd);
1.137 cvs 2994: # endif /* _WINDOWS */
1.4 cvs 2995:
1.7 cvs 2996: if (file_stat.st_size == 0)
2997: {
2998: /* file was empty */
2999: /*errmsg here */
3000: return (HT_ERROR);
3001: }
1.116 cvs 3002:
3003: /* prepare the request context */
1.4 cvs 3004: if (THD_TRACE)
1.116 cvs 3005: fprintf (stderr, "file size == %u\n", (unsigned) file_stat.st_size);
1.4 cvs 3006:
3007: me = AHTReqContext_new (docid);
1.7 cvs 3008: if (me == NULL)
3009: {
1.168 cvs 3010: /* @@ need an error message here */
1.151 cvs 3011: TtaHandlePendingEvents ();
1.7 cvs 3012: return (HT_ERROR);
3013: }
1.116 cvs 3014:
1.4 cvs 3015: me->mode = mode;
3016: me->incremental_cbf = (TIcbf *) NULL;
3017: me->context_icbf = (void *) NULL;
3018: me->terminate_cbf = terminate_cbf;
3019: me->context_tcbf = context_tcbf;
1.206 cvs 3020: esc_url = EscapeURL (urlName);
3021: me->urlName = TtaStrdup (WideChar2ISO (esc_url));
3022: TtaFreeMemory (esc_url);
1.116 cvs 3023: me->block_size = file_stat.st_size;
1.17 cvs 3024: /* select the parameters that distinguish a PUT from a GET/POST */
1.4 cvs 3025: me->method = METHOD_PUT;
3026: me->output = stdout;
1.17 cvs 3027: /* we are not expecting to receive any input from the server */
3028: me->outputfile = (char *) NULL;
1.4 cvs 3029:
1.134 cvs 3030: #ifdef _WINDOWS
3031: /* libwww's HTParse function doesn't take into account the drive name;
1.168 cvs 3032: so we sidestep it */
1.134 cvs 3033: fileURL = NULL;
3034: StrAllocCopy (fileURL, "file:");
1.198 cvs 3035: StrAllocCat (fileURL, WideChar2ISO (fileName));
1.134 cvs 3036: #else
1.116 cvs 3037: fileURL = HTParse (fileName, "file:/", PARSE_ALL);
1.134 cvs 3038: #endif /* _WINDOWS */
1.168 cvs 3039: me->source = HTAnchor_findAddress (fileURL);
1.116 cvs 3040: HT_FREE (fileURL);
1.206 cvs 3041: me->dest = HTAnchor_findAddress (me->urlName);
1.169 cvs 3042: /* we memorize the anchor's parent @ as we use it a number of times
3043: in the following lines */
3044: dest_anc_parent = HTAnchor_parent (me->dest);
1.168 cvs 3045:
1.169 cvs 3046: /*
3047: ** Set the Content-Type of the file we are uploading
3048: */
3049: /* we try to use any content-type previosuly associated
3050: with the parent. If it doesn't exist, we try to guess it
3051: from the URL */
1.198 cvs 3052: tmp = ISO2WideChar (HTAtom_name (HTAnchor_format (dest_anc_parent)));
3053: if (!tmp || !ustrcmp (tmp, TEXT("www/unknown")))
1.169 cvs 3054: {
1.198 cvs 3055: HTAnchor_setFormat (dest_anc_parent, AHTGuessAtom_for (ISO2WideChar (me->urlName), contentType));
3056: tmp = ISO2WideChar (HTAtom_name (HTAnchor_format (dest_anc_parent)));
1.169 cvs 3057: }
3058: /* .. and we give the same type to the source anchor */
3059: /* we go thru setOutputFormat, rather than change the parent's
3060: anchor, as that's the place that libwww expects it to be */
3061:
1.170 cvs 3062: HTAnchor_setFormat (HTAnchor_parent (me->source),
1.198 cvs 3063: HTAtom_for (WideChar2ISO (tmp)));
1.169 cvs 3064: HTRequest_setOutputFormat (me->request,
1.198 cvs 3065: HTAtom_for (WideChar2ISO (tmp)));
1.134 cvs 3066: /* define other request characteristics */
1.116 cvs 3067: #ifdef _WINDOWS
1.136 cvs 3068: HTRequest_setPreemptive (me->request, NO);
1.116 cvs 3069: #else
1.134 cvs 3070: HTRequest_setPreemptive (me->request, NO);
1.116 cvs 3071: #endif /* _WINDOWS */
3072:
1.151 cvs 3073: /*
3074: ** Make sure that the first request is flushed immediately and not
3075: ** buffered in the output buffer
3076: */
3077: if (mode & AMAYA_FLUSH_REQUEST)
3078: HTRequest_setFlush(me->request, YES);
1.168 cvs 3079:
3080: /* Should we use preconditions? */
1.172 cvs 3081: if (lost_update_check)
1.168 cvs 3082: {
1.172 cvs 3083: if (UsePreconditions)
3084: etag = HTAnchor_etag (HTAnchor_parent (me->dest));
3085:
3086: if (etag)
3087: {
3088: HTRequest_setPreconditions(me->request, HT_MATCH_THIS);
3089: }
3090: else
3091: {
3092: HTRequest_setPreconditions(me->request, HT_NO_MATCH);
3093: HTRequest_addAfter(me->request, check_handler, NULL, NULL, HT_ALL,
3094: HT_FILTER_MIDDLE, YES);
1.175 cvs 3095: HTRequest_addAfter (me->request, HTAuthFilter, "http://*", NULL,
3096: HT_NO_ACCESS, HT_FILTER_MIDDLE, YES);
3097: HTRequest_addAfter (me->request, HTAuthFilter, "http://*", NULL,
3098: HT_REAUTH, HT_FILTER_MIDDLE, YES);
3099: HTRequest_addAfter (me->request, HTAuthInfoFilter, "http://*", NULL,
3100: HT_ALL, HT_FILTER_MIDDLE, YES);
3101: HTRequest_addAfter (me->request, HTUseProxyFilter, "http://*", NULL,
3102: HT_USE_PROXY, HT_FILTER_MIDDLE, YES);
1.172 cvs 3103: }
1.168 cvs 3104: }
3105: else
3106: {
1.172 cvs 3107: /* don't use preconditions */
1.168 cvs 3108: HTRequest_setPreconditions(me->request, HT_NO_MATCH);
3109: }
1.151 cvs 3110:
1.136 cvs 3111: /* don't use the cache while saving a document */
3112: HTRequest_setReloadMode (me->request, HT_CACHE_FLUSH);
1.116 cvs 3113:
1.164 cvs 3114: /* Throw away any reponse body */
3115: /*
3116: HTRequest_setOutputStream (me->request, HTBlackHole());
3117: */
3118:
1.168 cvs 3119: /* prepare the URLname that will be displayed in the status bar */
1.74 cvs 3120: ChopURL (me->status_urlName, me->urlName);
1.198 cvs 3121: TtaSetStatus (me->docid, 1, TtaGetMessage (AMAYA, AM_REMOTE_SAVING), ISO2WideChar (me->status_urlName));
1.114 cvs 3122:
1.164 cvs 3123: /* make the request */
1.172 cvs 3124: if (lost_update_check && (!UsePreconditions || !etag))
1.168 cvs 3125: status = HTHeadAnchor (me->dest, me->request);
3126: else
3127: status = HTPutDocumentAnchor (HTAnchor_parent (me->source), me->dest, me->request);
1.4 cvs 3128:
1.130 cvs 3129: if (status == YES && me->reqStatus != HT_ERR)
1.7 cvs 3130: {
1.168 cvs 3131: /* part of the stop button handler */
3132: if ((mode & AMAYA_SYNC) || (mode & AMAYA_ISYNC))
3133: status = LoopForStop (me);
1.15 cvs 3134: }
1.136 cvs 3135: if (!HTRequest_kill (me->request))
3136: AHTReqContext_delete (me);
1.168 cvs 3137:
1.116 cvs 3138: TtaHandlePendingEvents ();
1.90 cvs 3139:
1.130 cvs 3140: return (status == YES ? 0 : -1);
1.28 cvs 3141: }
1.4 cvs 3142:
1.5 cvs 3143: /*----------------------------------------------------------------------
1.138 cvs 3144: StopRequest
1.17 cvs 3145: stops (kills) all active requests associated with a docid
1.5 cvs 3146: ----------------------------------------------------------------------*/
1.4 cvs 3147: #ifdef __STDC__
3148: void StopRequest (int docid)
3149: #else
3150: void StopRequest (docid)
3151: int docid;
3152: #endif
3153: {
1.140 cvs 3154: if (Amaya && CanDoStop ())
1.138 cvs 3155: {
1.139 cvs 3156: #if 0 /* for later */
1.140 cvs 3157: AHTDocId_Status *docid_status;
3158: /* verify if there are any requests at all associated with docid */
1.138 cvs 3159: docid_status = (AHTDocId_Status *) GetDocIdStatus (docid,
3160: Amaya->docid_status);
3161: if (docid_status == (AHTDocId_Status *) NULL)
3162: return;
1.139 cvs 3163: #endif /* 0 */
1.138 cvs 3164: /* temporary call to stop all requests, as libwww changed its API */
3165: StopAllRequests (docid);
3166: }
3167: }
3168:
1.190 cvs 3169: /* @@@ the docid parameter isn't used... clean it up */
1.138 cvs 3170: /*----------------------------------------------------------------------
3171: StopAllRequests
3172: stops (kills) all active requests. We use the docid
3173: ----------------------------------------------------------------------*/
3174: #ifdef __STDC__
3175: void StopAllRequests (int docid)
3176: #else
1.140 cvs 3177: void StopAllRequests (docid)
1.138 cvs 3178: int docid;
3179: #endif
3180: {
1.4 cvs 3181: HTList *cur;
3182: AHTReqContext *me;
1.191 cvs 3183: static ThotBool lock_stop = 0;
3184: ThotBool async_flag;
1.116 cvs 3185:
1.138 cvs 3186: /* only do the stop if we're not being called while processing a
1.146 cvs 3187: request, and if we're not already dealing with a stop */
3188: if (Amaya && CanDoStop () && !lock_stop)
1.7 cvs 3189: {
1.100 cvs 3190: #ifdef DEBUG_LIBWWW
1.138 cvs 3191: fprintf (stderr, "StopRequest: number of Amaya requests "
3192: "before kill: %d\n", Amaya->open_requests);
1.100 cvs 3193: #endif /* DEBUG_LIBWWW */
1.150 cvs 3194: /* enter the critical section */
1.146 cvs 3195: lock_stop = TRUE;
1.164 cvs 3196: /* expire all outstanding timers */
3197: HTTimer_expireAll ();
1.160 cvs 3198: /* HTNet_killAll (); */
1.116 cvs 3199: cur = Amaya->reqlist;
3200: while ((me = (AHTReqContext *) HTList_nextObject (cur)))
3201: {
1.140 cvs 3202: if (AmayaIsAlive ())
1.160 cvs 3203: {
1.161 cvs 3204: #ifdef DEBUG_LIBWWW
1.163 cvs 3205: fprintf (stderr,"StopRequest: killing req %p, url %s, status %d\n", me, me->urlName, me->reqStatus);
1.161 cvs 3206: #endif /* DEBUG_LIBWWW */
3207:
1.165 cvs 3208: if (me->reqStatus != HT_END && me->reqStatus != HT_ABORT)
1.163 cvs 3209: {
3210: if ((me->mode & AMAYA_ASYNC)
3211: || (me->mode & AMAYA_IASYNC))
3212: async_flag = TRUE;
3213: else
3214: async_flag = FALSE;
3215:
1.165 cvs 3216: /* change the status to say that the request aborted */
3217: me->reqStatus = HT_ABORT;
3218:
1.163 cvs 3219: /* kill the request, using the appropriate function */
3220: if (me->request->net)
3221: HTNet_killPipe (me->request->net);
3222: else
3223: {
1.160 cvs 3224: if (me->terminate_cbf)
1.198 cvs 3225: (*me->terminate_cbf) (me->docid, -1, ISO2WideChar (me->urlName),
3226: ISO2WideChar (me->outputfile),
3227: ISO2WideChar (me->content_type),
1.160 cvs 3228: me->context_tcbf);
1.164 cvs 3229:
3230: if (async_flag)
1.165 cvs 3231: /* explicitly free the request context for async
3232: requests. The sync requests context is freed by LoopForStop */
1.164 cvs 3233: AHTReqContext_delete (me);
1.160 cvs 3234: }
1.163 cvs 3235: cur = Amaya->reqlist;
3236: }
1.142 cvs 3237: #ifndef _WINDOWS
3238: #ifdef WWW_XWINDOWS
1.140 cvs 3239: /* to be on the safe side, remove all outstanding X events */
1.160 cvs 3240: else
3241: RequestKillAllXtevents (me);
1.142 cvs 3242: #endif /* WWW_XWINDOWS */
3243: #endif /* !_WINDOWS */
1.160 cvs 3244: }
1.116 cvs 3245: }
1.150 cvs 3246: /* Delete remaining channels */
3247: HTChannel_safeDeleteAll ();
3248: /* exit the critical section */
1.148 cvs 3249: lock_stop = FALSE;
1.100 cvs 3250: #ifdef DEBUG_LIBWWW
1.138 cvs 3251: fprintf (stderr, "StopRequest: number of Amaya requests "
3252: "after kill: %d\n", Amaya->open_requests);
1.100 cvs 3253: #endif /* DEBUG_LIBWWW */
1.138 cvs 3254: }
3255: } /* StopAllRequests */
1.17 cvs 3256:
3257:
1.105 cvs 3258: /*----------------------------------------------------------------------
3259: AmayaIsAlive
1.140 cvs 3260: returns the value of the AmayaAlive_flag
1.105 cvs 3261: ----------------------------------------------------------------------*/
3262: #ifdef __STDC__
1.191 cvs 3263: ThotBool AmayaIsAlive (void)
1.105 cvs 3264: #else
1.191 cvs 3265: ThotBool AmayaIsAlive ()
1.105 cvs 3266: #endif /* _STDC_ */
3267: {
1.140 cvs 3268: return AmayaAlive_flag;
3269: }
3270:
3271: /*----------------------------------------------------------------------
3272: CanDoStop
3273: returns the value of the CanDoStop flag
3274: ----------------------------------------------------------------------*/
3275: #ifdef __STDC__
1.191 cvs 3276: ThotBool CanDoStop (void)
1.140 cvs 3277: #else
1.191 cvs 3278: ThotBool CanDoStop ()
1.140 cvs 3279: #endif /* _STDC_ */
3280: {
3281: return CanDoStop_flag;
3282: }
3283:
3284: /*----------------------------------------------------------------------
3285: CanDoStop_set
3286: sets the value of the CanDoStop flag
3287: ----------------------------------------------------------------------*/
3288: #ifdef __STDC__
1.191 cvs 3289: void CanDoStop_set (ThotBool value)
1.140 cvs 3290: #else
3291: void CanDoStop (value)
1.191 cvs 3292: ThotBool value;
1.140 cvs 3293: #endif /* _STDC_ */
3294: {
3295: CanDoStop_flag = value;
1.176 cvs 3296: }
3297:
3298: #ifdef __STDC__
3299: void libwww_updateNetworkConf (int status)
3300: #else
3301: void libwww_updateNetworkConf (status)
3302: int status;
3303: #endif /*__STDC__*/
3304: {
3305: /* @@@ the docid parameter isn't used... clean it up */
3306: int docid = 1;
3307:
3308: /* first, stop all current requests, as the network
3309: may make some changes */
3310: StopAllRequests (docid);
1.207 ! cvs 3311:
! 3312: if (status & AMAYA_SAFEPUT_RESTART)
! 3313: {
! 3314: SafePut_delete ();
! 3315: SafePut_init ();
! 3316: }
1.176 cvs 3317:
3318: if (status & AMAYA_PROXY_RESTART)
3319: {
3320: HTProxy_deleteAll ();
3321: ProxyInit ();
3322: }
3323:
3324: if (status & AMAYA_CACHE_RESTART)
3325: {
3326: clear_cachelock ();
3327: HTCacheTerminate ();
3328: HTCacheMode_setEnabled (NO);
3329: CacheInit ();
3330: }
1.193 cvs 3331:
3332: if (status & AMAYA_LANNEG_RESTART)
3333: {
3334: /* clear the current values */
3335: if (acceptLanguages)
3336: HTLanguage_deleteAll (acceptLanguages);
3337: /* read in the new ones */
3338: acceptLanguages = HTList_new ();
3339: AHTAcceptLanguagesInit (acceptLanguages);
3340: }
1.105 cvs 3341: }
1.116 cvs 3342:
1.69 cvs 3343: #endif /* AMAYA_JAVA */
1.77 cvs 3344:
1.116 cvs 3345: /*
3346: end of Module query.c
3347: */
Webmaster