Merged revisions 78415 via svnmerge from
[asterisk/asterisk.git] / apps / app_voicemail.c
1 /*
2  * Asterisk -- An open source telephony toolkit.
3  *
4  * Copyright (C) 1999 - 2006, Digium, Inc.
5  *
6  * Mark Spencer <markster@digium.com>
7  *
8  * See http://www.asterisk.org for more information about
9  * the Asterisk project. Please do not directly contact
10  * any of the maintainers of this project for assistance;
11  * the project provides a web site, mailing lists and IRC
12  * channels for your use.
13  *
14  * This program is free software, distributed under the terms of
15  * the GNU General Public License Version 2. See the LICENSE file
16  * at the top of the source tree.
17  */
18
19 /*! \file
20  *
21  * \brief Comedian Mail - Voicemail System
22  *
23  * \author Mark Spencer <markster@digium.com>
24  *
25  * \extref Unixodbc - http://www.unixodbc.org
26  * \extref A source distribution of University of Washington's IMAP
27 c-client (http://www.washington.edu/imap/
28  * 
29  * \par See also
30  * \arg \ref Config_vm
31  * \note For information about voicemail IMAP storage, read doc/imapstorage.txt
32  * \ingroup applications
33  * \note This module requires res_adsi to load. This needs to be optional
34  * during compilation.
35  *
36  *
37  *
38  * \note  This file is now almost impossible to work with, due to all \#ifdefs.
39  *        Feels like the database code before realtime. Someone - please come up
40  *        with a plan to clean this up.
41  */
42
43 /*** MODULEINFO
44         <depend>res_smdi</depend>
45  ***/
46
47 /*** MAKEOPTS
48 <category name="MENUSELECT_OPTS_app_voicemail" displayname="Voicemail Build Options" positive_output="yes" remove_on_change="apps/app_voicemail.o apps/app_directory.o">
49         <member name="ODBC_STORAGE" displayname="Storage of Voicemail using ODBC">
50                 <depend>unixodbc</depend>
51                 <depend>ltdl</depend>
52                 <conflict>IMAP_STORAGE</conflict>
53                 <defaultenabled>no</defaultenabled>
54         </member>
55         <member name="IMAP_STORAGE" displayname="Storage of Voicemail using IMAP4">
56                 <depend>imap_tk</depend>
57                 <conflict>ODBC_STORAGE</conflict>
58                 <use>ssl</use>
59                 <defaultenabled>no</defaultenabled>
60         </member>
61 </category>
62  ***/
63
64 #include "asterisk.h"
65
66 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
67
68 #include <stdlib.h>
69 #include <errno.h>
70 #include <unistd.h>
71 #include <string.h>
72 #include <stdlib.h>
73 #include <stdio.h>
74 #include <sys/time.h>
75 #include <sys/stat.h>
76 #include <sys/types.h>
77 #include <sys/mman.h>
78 #include <time.h>
79 #include <dirent.h>
80
81 #ifdef IMAP_STORAGE
82 #include <ctype.h>
83 #include <signal.h>
84 #include <pwd.h>
85 #ifdef USE_SYSTEM_IMAP
86 #include <imap/c-client.h>
87 #include <imap/imap4r1.h>
88 #include <imap/linkage.h>
89 #else
90 #include "c-client.h"
91 #include "imap4r1.h"
92 #include "linkage.h"
93 #endif
94 #endif
95
96 #include "asterisk/lock.h"
97 #include "asterisk/file.h"
98 #include "asterisk/logger.h"
99 #include "asterisk/channel.h"
100 #include "asterisk/pbx.h"
101 #include "asterisk/options.h"
102 #include "asterisk/config.h"
103 #include "asterisk/say.h"
104 #include "asterisk/module.h"
105 #include "asterisk/adsi.h"
106 #include "asterisk/app.h"
107 #include "asterisk/manager.h"
108 #include "asterisk/dsp.h"
109 #include "asterisk/localtime.h"
110 #include "asterisk/cli.h"
111 #include "asterisk/utils.h"
112 #include "asterisk/stringfields.h"
113 #include "asterisk/smdi.h"
114 #include "asterisk/event.h"
115
116 #ifdef ODBC_STORAGE
117 #include "asterisk/res_odbc.h"
118 #endif
119
120 #ifdef IMAP_STORAGE
121 static char imapserver[48];
122 static char imapport[8];
123 static char imapflags[128];
124 static char imapfolder[64];
125 static char greetingfolder[64];
126 static char authuser[32];
127 static char authpassword[42];
128
129 static int expungeonhangup = 1;
130 static int imapgreetings = 0;
131 AST_MUTEX_DEFINE_STATIC(delimiter_lock);
132 static char delimiter = '\0';
133
134 struct vm_state;
135 struct ast_vm_user;
136
137 /* Forward declarations for IMAP */
138 static int init_mailstream(struct vm_state *vms, int box);
139 static void write_file(char *filename, char *buffer, unsigned long len);
140 static void display_body(BODY *body, char *pfx, long i);
141 static char *get_header_by_tag(char *header, char *tag, char *buf, size_t len);
142 static void vm_imap_delete(int msgnum, struct vm_state *vms);
143 static char *get_user_by_mailbox(char *mailbox, char *buf, size_t len);
144 static struct vm_state *get_vm_state_by_imapuser(char *user, int interactive);
145 static struct vm_state *get_vm_state_by_mailbox(const char *mailbox, int interactive);
146 static void vmstate_insert(struct vm_state *vms);
147 static void vmstate_delete(struct vm_state *vms);
148 static void set_update(MAILSTREAM * stream);
149 static void init_vm_state(struct vm_state *vms);
150 static void check_msgArray(struct vm_state *vms);
151 static void copy_msgArray(struct vm_state *dst, struct vm_state *src);
152 static int save_body(BODY *body, struct vm_state *vms, char *section, char *format);
153 static int make_gsm_file(char *dest, char *imapuser, char *dir, int num);
154 static void get_mailbox_delimiter(MAILSTREAM *stream);
155 static void mm_parsequota (MAILSTREAM *stream, unsigned char *msg, QUOTALIST *pquota);
156 static void imap_mailbox_name(char *spec, struct vm_state *vms, int box, int target);
157 static int imap_store_file(char *dir, char *mailboxuser, char *mailboxcontext, int msgnum, struct ast_channel *chan, struct ast_vm_user *vmu, char *fmt, int duration, struct vm_state *vms);
158 static void update_messages_by_imapuser(const char *user, unsigned long number);
159
160 static int imap_remove_file (char *dir, int msgnum);
161 static int imap_retrieve_file (char *dir, int msgnum, char *mailbox, char *context);
162 static int imap_delete_old_greeting (char *dir, struct vm_state *vms);
163 struct vmstate {
164         struct vm_state *vms;
165         AST_LIST_ENTRY(vmstate) list;
166 };
167
168 static AST_LIST_HEAD_STATIC(vmstates, vmstate);
169
170 #endif
171
172 #define SMDI_MWI_WAIT_TIMEOUT 1000 /* 1 second */
173
174 #define COMMAND_TIMEOUT 5000
175 /* Don't modify these here; set your umask at runtime instead */
176 #define VOICEMAIL_DIR_MODE      0777
177 #define VOICEMAIL_FILE_MODE     0666
178 #define CHUNKSIZE       65536
179
180 #define VOICEMAIL_CONFIG "voicemail.conf"
181 #define ASTERISK_USERNAME "asterisk"
182
183 /* Define fast-forward, pause, restart, and reverse keys
184    while listening to a voicemail message - these are
185    strings, not characters */
186 #define DEFAULT_LISTEN_CONTROL_FORWARD_KEY "#"
187 #define DEFAULT_LISTEN_CONTROL_REVERSE_KEY "*"
188 #define DEFAULT_LISTEN_CONTROL_PAUSE_KEY "0"
189 #define DEFAULT_LISTEN_CONTROL_RESTART_KEY "2"
190 #define DEFAULT_LISTEN_CONTROL_STOP_KEY "13456789"
191 #define VALID_DTMF "1234567890*#" /* Yes ABCD are valid dtmf but what phones have those? */
192
193 /* Default mail command to mail voicemail. Change it with the
194     mailcmd= command in voicemail.conf */
195 #define SENDMAIL "/usr/sbin/sendmail -t"
196
197 #define INTRO "vm-intro"
198
199 #define MAXMSG 100
200 #define MAXMSGLIMIT 9999
201
202 #define BASEMAXINLINE 256
203 #define BASELINELEN 72
204 #define BASEMAXINLINE 256
205 #define eol "\r\n"
206
207 #define MAX_DATETIME_FORMAT     512
208 #define MAX_NUM_CID_CONTEXTS 10
209
210 #define VM_REVIEW        (1 << 0)
211 #define VM_OPERATOR      (1 << 1)
212 #define VM_SAYCID        (1 << 2)
213 #define VM_SVMAIL        (1 << 3)
214 #define VM_ENVELOPE      (1 << 4)
215 #define VM_SAYDURATION   (1 << 5)
216 #define VM_SKIPAFTERCMD  (1 << 6)
217 #define VM_FORCENAME     (1 << 7)   /*!< Have new users record their name */
218 #define VM_FORCEGREET    (1 << 8)   /*!< Have new users record their greetings */
219 #define VM_PBXSKIP       (1 << 9)
220 #define VM_DIRECFORWARD  (1 << 10)  /*!< directory_forward */
221 #define VM_ATTACH        (1 << 11)
222 #define VM_DELETE        (1 << 12)
223 #define VM_ALLOCED       (1 << 13)
224 #define VM_SEARCH        (1 << 14)
225 #define VM_TEMPGREETWARN (1 << 15)  /*!< Remind user tempgreeting is set */
226 #define ERROR_LOCK_PATH  -100
227
228
229 enum {
230         NEW_FOLDER,
231         OLD_FOLDER,
232         WORK_FOLDER,
233         FAMILY_FOLDER,
234         FRIENDS_FOLDER,
235         GREETINGS_FOLDER
236 } vm_box;
237
238 enum {
239         OPT_SILENT =           (1 << 0),
240         OPT_BUSY_GREETING =    (1 << 1),
241         OPT_UNAVAIL_GREETING = (1 << 2),
242         OPT_RECORDGAIN =       (1 << 3),
243         OPT_PREPEND_MAILBOX =  (1 << 4),
244         OPT_AUTOPLAY =         (1 << 6),
245 } vm_option_flags;
246
247 enum {
248         OPT_ARG_RECORDGAIN = 0,
249         OPT_ARG_PLAYFOLDER = 1,
250         /* This *must* be the last value in this enum! */
251         OPT_ARG_ARRAY_SIZE = 2,
252 } vm_option_args;
253
254 AST_APP_OPTIONS(vm_app_options, {
255         AST_APP_OPTION('s', OPT_SILENT),
256         AST_APP_OPTION('b', OPT_BUSY_GREETING),
257         AST_APP_OPTION('u', OPT_UNAVAIL_GREETING),
258         AST_APP_OPTION_ARG('g', OPT_RECORDGAIN, OPT_ARG_RECORDGAIN),
259         AST_APP_OPTION('p', OPT_PREPEND_MAILBOX),
260         AST_APP_OPTION_ARG('a', OPT_AUTOPLAY, OPT_ARG_PLAYFOLDER),
261 });
262
263 static int load_config(void);
264
265 /*! \page vmlang Voicemail Language Syntaxes Supported
266
267         \par Syntaxes supported, not really language codes.
268         \arg \b en    - English
269         \arg \b de    - German
270         \arg \b es    - Spanish
271         \arg \b fr    - French
272         \arg \b it    - Italian
273         \arg \b nl    - Dutch
274         \arg \b pt    - Portuguese
275         \arg \b pt_BR - Portuguese (Brazil)
276         \arg \b gr    - Greek
277         \arg \b no    - Norwegian
278         \arg \b se    - Swedish
279         \arg \b tw    - Chinese (Taiwan)
280
281 German requires the following additional soundfile:
282 \arg \b 1F      einE (feminine)
283
284 Spanish requires the following additional soundfile:
285 \arg \b 1M      un (masculine)
286
287 Dutch, Portuguese & Spanish require the following additional soundfiles:
288 \arg \b vm-INBOXs       singular of 'new'
289 \arg \b vm-Olds         singular of 'old/heard/read'
290
291 NB these are plural:
292 \arg \b vm-INBOX        nieuwe (nl)
293 \arg \b vm-Old          oude (nl)
294
295 Polish uses:
296 \arg \b vm-new-a        'new', feminine singular accusative
297 \arg \b vm-new-e        'new', feminine plural accusative
298 \arg \b vm-new-ych      'new', feminine plural genitive
299 \arg \b vm-old-a        'old', feminine singular accusative
300 \arg \b vm-old-e        'old', feminine plural accusative
301 \arg \b vm-old-ych      'old', feminine plural genitive
302 \arg \b digits/1-a      'one', not always same as 'digits/1'
303 \arg \b digits/2-ie     'two', not always same as 'digits/2'
304
305 Swedish uses:
306 \arg \b vm-nytt         singular of 'new'
307 \arg \b vm-nya          plural of 'new'
308 \arg \b vm-gammalt      singular of 'old'
309 \arg \b vm-gamla        plural of 'old'
310 \arg \b digits/ett      'one', not always same as 'digits/1'
311
312 Norwegian uses:
313 \arg \b vm-ny           singular of 'new'
314 \arg \b vm-nye          plural of 'new'
315 \arg \b vm-gammel       singular of 'old'
316 \arg \b vm-gamle        plural of 'old'
317
318 Dutch also uses:
319 \arg \b nl-om           'at'?
320
321 Spanish also uses:
322 \arg \b vm-youhaveno
323
324 Italian requires the following additional soundfile:
325
326 For vm_intro_it:
327 \arg \b vm-nuovo        new
328 \arg \b vm-nuovi        new plural
329 \arg \b vm-vecchio      old
330 \arg \b vm-vecchi       old plural
331
332 Chinese (Taiwan) requires the following additional soundfile:
333 \arg \b vm-tong         A class-word for call (tong1)
334 \arg \b vm-ri           A class-word for day (ri4)
335 \arg \b vm-you          You (ni3)
336 \arg \b vm-haveno   Have no (mei2 you3)
337 \arg \b vm-have     Have (you3)
338 \arg \b vm-listen   To listen (yao4 ting1)
339
340
341 \note Don't use vm-INBOX or vm-Old, because they are the name of the INBOX and Old folders,
342 spelled among others when you have to change folder. For the above reasons, vm-INBOX
343 and vm-Old are spelled plural, to make them sound more as folder name than an adjective.
344
345 */
346
347 struct baseio {
348         int iocp;
349         int iolen;
350         int linelength;
351         int ateof;
352         unsigned char iobuf[BASEMAXINLINE];
353 };
354
355 /*! Structure for linked list of users 
356  * Use ast_vm_user_destroy() to free one of these structures. */
357 struct ast_vm_user {
358         char context[AST_MAX_CONTEXT];   /*!< Voicemail context */
359         char mailbox[AST_MAX_EXTENSION]; /*!< Mailbox id, unique within vm context */
360         char password[80];               /*!< Secret pin code, numbers only */
361         char fullname[80];               /*!< Full name, for directory app */
362         char email[80];                  /*!< E-mail address */
363         char pager[80];                  /*!< E-mail address to pager (no attachment) */
364         char serveremail[80];            /*!< From: Mail address */
365         char mailcmd[160];               /*!< Configurable mail command */
366         char language[MAX_LANGUAGE];     /*!< Config: Language setting */
367         char zonetag[80];                /*!< Time zone */
368         char callback[80];
369         char dialout[80];
370         char uniqueid[20];               /*!< Unique integer identifier */
371         char exit[80];
372         char attachfmt[20];              /*!< Attachment format */
373         unsigned int flags;              /*!< VM_ flags */      
374         int saydurationm;
375         int maxmsg;                      /*!< Maximum number of msgs per folder for this mailbox */
376         int maxsecs;                     /*!< Maximum number of seconds per message for this mailbox */
377 #ifdef IMAP_STORAGE
378         char imapuser[80];               /*!< IMAP server login */
379         char imappassword[80];           /*!< IMAP server password if authpassword not defined */
380 #endif
381         double volgain;                  /*!< Volume gain for voicemails sent via email */
382         AST_LIST_ENTRY(ast_vm_user) list;
383 };
384
385 /*! Voicemail time zones */
386 struct vm_zone {
387         AST_LIST_ENTRY(vm_zone) list;
388         char name[80];
389         char timezone[80];
390         char msg_format[512];
391 };
392
393 /*! Voicemail mailbox state */
394 struct vm_state {
395         char curbox[80];
396         char username[80];
397         char curdir[PATH_MAX];
398         char vmbox[PATH_MAX];
399         char fn[PATH_MAX];
400         char fn2[PATH_MAX];
401         int *deleted;
402         int *heard;
403         int curmsg;
404         int lastmsg;
405         int newmessages;
406         int oldmessages;
407         int starting;
408         int repeats;
409 #ifdef IMAP_STORAGE
410         int updated;                         /*!< decremented on each mail check until 1 -allows delay */
411         long msgArray[256];
412         MAILSTREAM *mailstream;
413         int vmArrayIndex;
414         char imapuser[80];                   /*!< IMAP server login */
415         int interactive;
416         unsigned int quota_limit;
417         unsigned int quota_usage;
418         struct vm_state *persist_vms;
419 #endif
420 };
421
422
423 #ifdef ODBC_STORAGE
424 static char odbc_database[80];
425 static char odbc_table[80];
426 #define RETRIEVE(a,b,c,d) retrieve_file(a,b)
427 #define DISPOSE(a,b) remove_file(a,b)
428 #define STORE(a,b,c,d,e,f,g,h,i) store_file(a,b,c,d)
429 #define EXISTS(a,b,c,d) (message_exists(a,b))
430 #define RENAME(a,b,c,d,e,f,g,h) (rename_file(a,b,c,d,e,f))
431 #define COPY(a,b,c,d,e,f,g,h) (copy_file(a,b,c,d,e,f))
432 #define DELETE(a,b,c) (delete_file(a,b))
433 #else
434 #ifdef IMAP_STORAGE
435 #define RETRIEVE(a,b,c,d) (imap_retrieve_file(a,b,c,d ))
436 #define DISPOSE(a,b) (imap_remove_file(a,b))
437 #define STORE(a,b,c,d,e,f,g,h,i) (imap_store_file(a,b,c,d,e,f,g,h,i))
438 #define EXISTS(a,b,c,d) (ast_fileexists(c,NULL,d) > 0)
439 #define RENAME(a,b,c,d,e,f,g,h) (rename_file(g,h));
440 #define COPY(a,b,c,d,e,f,g,h) (copy_file(g,h));
441 #define IMAP_DELETE(a,b,c,d) (vm_imap_delete(b,d))
442 #define DELETE(a,b,c) (vm_delete(c))
443 #else
444 #define RETRIEVE(a,b,c,d)
445 #define DISPOSE(a,b)
446 #define STORE(a,b,c,d,e,f,g,h,i)
447 #define EXISTS(a,b,c,d) (ast_fileexists(c,NULL,d) > 0)
448 #define RENAME(a,b,c,d,e,f,g,h) (rename_file(g,h));
449 #define COPY(a,b,c,d,e,f,g,h) (copy_file(g,h));
450 #define DELETE(a,b,c) (vm_delete(c))
451 #endif
452 #endif
453
454 static char VM_SPOOL_DIR[PATH_MAX];
455
456 static char ext_pass_cmd[128];
457
458 int my_umask;
459
460 #define PWDCHANGE_INTERNAL (1 << 1)
461 #define PWDCHANGE_EXTERNAL (1 << 2)
462 static int pwdchange = PWDCHANGE_INTERNAL;
463
464 #ifdef ODBC_STORAGE
465 #define tdesc "Comedian Mail (Voicemail System) with ODBC Storage"
466 #else
467 # ifdef IMAP_STORAGE
468 # define tdesc "Comedian Mail (Voicemail System) with IMAP Storage"
469 # else
470 # define tdesc "Comedian Mail (Voicemail System)"
471 # endif
472 #endif
473
474 static char userscontext[AST_MAX_EXTENSION] = "default";
475
476 static char *addesc = "Comedian Mail";
477
478 static char *synopsis_vm = "Leave a Voicemail message";
479
480 static char *descrip_vm =
481         "  VoiceMail(mailbox[@context][&mailbox[@context]][...][,options]): This\n"
482         "application allows the calling party to leave a message for the specified\n"
483         "list of mailboxes. When multiple mailboxes are specified, the greeting will\n"
484         "be taken from the first mailbox specified. Dialplan execution will stop if the\n"
485         "specified mailbox does not exist.\n"
486         "  The Voicemail application will exit if any of the following DTMF digits are\n"
487         "received:\n"
488         "    0 - Jump to the 'o' extension in the current dialplan context.\n"
489         "    * - Jump to the 'a' extension in the current dialplan context.\n"
490         "  This application will set the following channel variable upon completion:\n"
491         "    VMSTATUS - This indicates the status of the execution of the VoiceMail\n"
492         "               application. The possible values are:\n"
493         "               SUCCESS | USEREXIT | FAILED\n\n"
494         "  Options:\n"
495         "    b    - Play the 'busy' greeting to the calling party.\n"
496         "    g(#) - Use the specified amount of gain when recording the voicemail\n"
497         "           message. The units are whole-number decibels (dB).\n"
498         "    s    - Skip the playback of instructions for leaving a message to the\n"
499         "           calling party.\n"
500         "    u    - Play the 'unavailable' greeting.\n";
501
502 static char *synopsis_vmain = "Check Voicemail messages";
503
504 static char *descrip_vmain =
505         "  VoiceMailMain([mailbox][@context][,options]): This application allows the\n"
506         "calling party to check voicemail messages. A specific mailbox, and optional\n"
507         "corresponding context, may be specified. If a mailbox is not provided, the\n"
508         "calling party will be prompted to enter one. If a context is not specified,\n"
509         "the 'default' context will be used.\n\n"
510         "  Options:\n"
511         "    p    - Consider the mailbox parameter as a prefix to the mailbox that\n"
512         "           is entered by the caller.\n"
513         "    g(#) - Use the specified amount of gain when recording a voicemail\n"
514         "           message. The units are whole-number decibels (dB).\n"
515         "    s    - Skip checking the passcode for the mailbox.\n"
516         "    a(#) - Skip folder prompt and go directly to folder specified.\n"
517         "           Defaults to INBOX\n";
518
519 static char *synopsis_vm_box_exists =
520 "Check to see if Voicemail mailbox exists";
521
522 static char *descrip_vm_box_exists =
523         "  MailboxExists(mailbox[@context][,options]): Check to see if the specified\n"
524         "mailbox exists. If no voicemail context is specified, the 'default' context\n"
525         "will be used.\n"
526         "  This application will set the following channel variable upon completion:\n"
527         "    VMBOXEXISTSSTATUS - This will contain the status of the execution of the\n"
528         "                        MailboxExists application. Possible values include:\n"
529         "                        SUCCESS | FAILED\n\n"
530         "  Options: (none)\n";
531
532 static char *synopsis_vmauthenticate = "Authenticate with Voicemail passwords";
533
534 static char *descrip_vmauthenticate =
535         "  VMAuthenticate([mailbox][@context][,options]): This application behaves the\n"
536         "same way as the Authenticate application, but the passwords are taken from\n"
537         "voicemail.conf.\n"
538         "  If the mailbox is specified, only that mailbox's password will be considered\n"
539         "valid. If the mailbox is not specified, the channel variable AUTH_MAILBOX will\n"
540         "be set with the authenticated mailbox.\n\n"
541         "  Options:\n"
542         "    s - Skip playing the initial prompts.\n";
543
544 /* Leave a message */
545 static char *app = "VoiceMail";
546
547 /* Check mail, control, etc */
548 static char *app2 = "VoiceMailMain";
549
550 static char *app3 = "MailboxExists";
551 static char *app4 = "VMAuthenticate";
552
553 static AST_LIST_HEAD_STATIC(users, ast_vm_user);
554 static AST_LIST_HEAD_STATIC(zones, vm_zone);
555 static int maxsilence;
556 static int maxmsg;
557 static int silencethreshold = 128;
558 static char serveremail[80];
559 static char mailcmd[160];       /* Configurable mail cmd */
560 static char externnotify[160]; 
561 static struct ast_smdi_interface *smdi_iface = NULL;
562 static char vmfmts[80];
563 static double volgain;
564 static int vmminsecs;
565 static int vmmaxsecs;
566 static int maxgreet;
567 static int skipms;
568 static int maxlogins;
569
570 /*! Poll mailboxes for changes since there is something external to
571  *  app_voicemail that may change them. */
572 static unsigned int poll_mailboxes;
573
574 /*! Polling frequency */
575 static unsigned int poll_freq;
576 /*! By default, poll every 30 seconds */
577 #define DEFAULT_POLL_FREQ 30
578
579 AST_MUTEX_DEFINE_STATIC(poll_lock);
580 static ast_cond_t poll_cond = PTHREAD_COND_INITIALIZER;
581 static pthread_t poll_thread = AST_PTHREADT_NULL;
582 static unsigned char poll_thread_run;
583
584 /*! Subscription to ... MWI event subscriptions */
585 static struct ast_event_sub *mwi_sub_sub;
586 /*! Subscription to ... MWI event un-subscriptions */
587 static struct ast_event_sub *mwi_unsub_sub;
588
589 /*!
590  * \brief An MWI subscription
591  *
592  * This is so we can keep track of which mailboxes are subscribed to.
593  * This way, we know which mailboxes to poll when the pollmailboxes
594  * option is being used.
595  */
596 struct mwi_sub {
597         AST_RWLIST_ENTRY(mwi_sub) entry;
598         int old_new;
599         int old_old;
600         uint32_t uniqueid;
601         char mailbox[1];
602 };
603
604 static AST_RWLIST_HEAD_STATIC(mwi_subs, mwi_sub);
605
606 /* custom audio control prompts for voicemail playback */
607 static char listen_control_forward_key[12];
608 static char listen_control_reverse_key[12];
609 static char listen_control_pause_key[12];
610 static char listen_control_restart_key[12];
611 static char listen_control_stop_key[12];
612
613 /* custom password sounds */
614 static char vm_password[80] = "vm-password";
615 static char vm_newpassword[80] = "vm-newpassword";
616 static char vm_passchanged[80] = "vm-passchanged";
617 static char vm_reenterpassword[80] = "vm-reenterpassword";
618 static char vm_mismatch[80] = "vm-mismatch";
619
620 static struct ast_flags globalflags = {0};
621
622 static int saydurationminfo;
623
624 static char dialcontext[AST_MAX_CONTEXT] = "";
625 static char callcontext[AST_MAX_CONTEXT] = "";
626 static char exitcontext[AST_MAX_CONTEXT] = "";
627
628 static char cidinternalcontexts[MAX_NUM_CID_CONTEXTS][64];
629
630
631 static char *emailbody = NULL;
632 static char *emailsubject = NULL;
633 static char *pagerbody = NULL;
634 static char *pagersubject = NULL;
635 static char fromstring[100];
636 static char pagerfromstring[100];
637 static char emailtitle[100];
638 static char charset[32] = "ISO-8859-1";
639
640 static unsigned char adsifdn[4] = "\x00\x00\x00\x0F";
641 static unsigned char adsisec[4] = "\x9B\xDB\xF7\xAC";
642 static int adsiver = 1;
643 static char emaildateformat[32] = "%A, %B %d, %Y at %r";
644
645 /* Forward declarations - generic */
646 static int open_mailbox(struct vm_state *vms, struct ast_vm_user *vmu,int box);
647 static int advanced_options(struct ast_channel *chan, struct ast_vm_user *vmu, struct vm_state *vms, int msg, int option, signed char record_gain);
648 static int dialout(struct ast_channel *chan, struct ast_vm_user *vmu, char *num, char *outgoing_context);
649 static int play_record_review(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime,
650                         char *fmt, int outsidecaller, struct ast_vm_user *vmu, int *duration, const char *unlockdir,
651                         signed char record_gain, struct vm_state *vms);
652 static int vm_tempgreeting(struct ast_channel *chan, struct ast_vm_user *vmu, struct vm_state *vms, char *fmtc, signed char record_gain);
653 static int vm_play_folder_name(struct ast_channel *chan, char *mbox);
654 static int notify_new_message(struct ast_channel *chan, struct ast_vm_user *vmu, int msgnum, long duration, char *fmt, char *cidnum, char *cidname);
655 static void make_email_file(FILE *p, char *srcemail, struct ast_vm_user *vmu, int msgnum, char *context, char *mailbox, char *cidnum, char *cidname, char *attach, char *format, int duration, int attach_user_voicemail, struct ast_channel *chan, const char *category, int imap);
656 static void apply_options(struct ast_vm_user *vmu, const char *options);
657 static int is_valid_dtmf(const char *key);
658
659 #if !(defined(ODBC_STORAGE) || defined(IMAP_STORAGE))
660 static int __has_voicemail(const char *context, const char *mailbox, const char *folder, int shortcircuit);
661 #endif
662
663
664
665 static void populate_defaults(struct ast_vm_user *vmu)
666 {
667         ast_copy_flags(vmu, (&globalflags), AST_FLAGS_ALL);     
668         if (saydurationminfo)
669                 vmu->saydurationm = saydurationminfo;
670         ast_copy_string(vmu->callback, callcontext, sizeof(vmu->callback));
671         ast_copy_string(vmu->dialout, dialcontext, sizeof(vmu->dialout));
672         ast_copy_string(vmu->exit, exitcontext, sizeof(vmu->exit));
673         if (vmmaxsecs)
674                 vmu->maxsecs = vmmaxsecs;
675         if (maxmsg)
676                 vmu->maxmsg = maxmsg;
677         vmu->volgain = volgain;
678 }
679
680 static void apply_option(struct ast_vm_user *vmu, const char *var, const char *value)
681 {
682         int x;
683         if (!strcasecmp(var, "attach")) {
684                 ast_set2_flag(vmu, ast_true(value), VM_ATTACH);
685         } else if (!strcasecmp(var, "attachfmt")) {
686                 ast_copy_string(vmu->attachfmt, value, sizeof(vmu->attachfmt));
687         } else if (!strcasecmp(var, "serveremail")) {
688                 ast_copy_string(vmu->serveremail, value, sizeof(vmu->serveremail));
689         } else if (!strcasecmp(var, "language")) {
690                 ast_copy_string(vmu->language, value, sizeof(vmu->language));
691         } else if (!strcasecmp(var, "tz")) {
692                 ast_copy_string(vmu->zonetag, value, sizeof(vmu->zonetag));
693 #ifdef IMAP_STORAGE
694         } else if (!strcasecmp(var, "imapuser")) {
695                 ast_copy_string(vmu->imapuser, value, sizeof(vmu->imapuser));
696         } else if (!strcasecmp(var, "imappassword")) {
697                 ast_copy_string(vmu->imappassword, value, sizeof(vmu->imappassword));
698 #endif
699         } else if (!strcasecmp(var, "delete") || !strcasecmp(var, "deletevoicemail")) {
700                 ast_set2_flag(vmu, ast_true(value), VM_DELETE); 
701         } else if (!strcasecmp(var, "saycid")){
702                 ast_set2_flag(vmu, ast_true(value), VM_SAYCID); 
703         } else if (!strcasecmp(var,"sendvoicemail")){
704                 ast_set2_flag(vmu, ast_true(value), VM_SVMAIL); 
705         } else if (!strcasecmp(var, "review")){
706                 ast_set2_flag(vmu, ast_true(value), VM_REVIEW);
707         } else if (!strcasecmp(var, "tempgreetwarn")){
708                 ast_set2_flag(vmu, ast_true(value), VM_TEMPGREETWARN);  
709         } else if (!strcasecmp(var, "operator")){
710                 ast_set2_flag(vmu, ast_true(value), VM_OPERATOR);       
711         } else if (!strcasecmp(var, "envelope")){
712                 ast_set2_flag(vmu, ast_true(value), VM_ENVELOPE);       
713         } else if (!strcasecmp(var, "sayduration")){
714                 ast_set2_flag(vmu, ast_true(value), VM_SAYDURATION);    
715         } else if (!strcasecmp(var, "saydurationm")){
716                 if (sscanf(value, "%d", &x) == 1) {
717                         vmu->saydurationm = x;
718                 } else {
719                         ast_log(LOG_WARNING, "Invalid min duration for say duration\n");
720                 }
721         } else if (!strcasecmp(var, "forcename")){
722                 ast_set2_flag(vmu, ast_true(value), VM_FORCENAME);      
723         } else if (!strcasecmp(var, "forcegreetings")){
724                 ast_set2_flag(vmu, ast_true(value), VM_FORCEGREET);     
725         } else if (!strcasecmp(var, "callback")) {
726                 ast_copy_string(vmu->callback, value, sizeof(vmu->callback));
727         } else if (!strcasecmp(var, "dialout")) {
728                 ast_copy_string(vmu->dialout, value, sizeof(vmu->dialout));
729         } else if (!strcasecmp(var, "exitcontext")) {
730                 ast_copy_string(vmu->exit, value, sizeof(vmu->exit));
731         } else if (!strcasecmp(var, "maxmessage")) {
732                 if (vmu->maxsecs <= 0) {
733                         ast_log(LOG_WARNING, "Invalid max message length of %s. Using global value %i\n", value, vmmaxsecs);
734                         vmu->maxsecs = vmmaxsecs;
735                 } else {
736                         vmu->maxsecs = atoi(value);
737                 }
738         } else if (!strcasecmp(var, "maxmsg")) {
739                 vmu->maxmsg = atoi(value);
740                 if (vmu->maxmsg <= 0) {
741                         ast_log(LOG_WARNING, "Invalid number of messages per folder maxmsg=%s. Using default value %i\n", value, MAXMSG);
742                         vmu->maxmsg = MAXMSG;
743                 } else if (vmu->maxmsg > MAXMSGLIMIT) {
744                         ast_log(LOG_WARNING, "Maximum number of messages per folder is %i. Cannot accept value maxmsg=%s\n", MAXMSGLIMIT, value);
745                         vmu->maxmsg = MAXMSGLIMIT;
746                 }
747         } else if (!strcasecmp(var, "volgain")) {
748                 sscanf(value, "%lf", &vmu->volgain);
749         } else if (!strcasecmp(var, "options")) {
750                 apply_options(vmu, value);
751         }
752 }
753
754 static int change_password_realtime(struct ast_vm_user *vmu, const char *password)
755 {
756         int res;
757         if (!ast_strlen_zero(vmu->uniqueid)) {
758                 res = ast_update_realtime("voicemail", "uniqueid", vmu->uniqueid, "password", password, NULL);
759                 if (res > 0) {
760                         ast_copy_string(vmu->password, password, sizeof(vmu->password));
761                         res = 0;
762                 } else if (!res) {
763                         res = -1;
764                 }
765                 return res;
766         }
767         return -1;
768 }
769
770 static void apply_options(struct ast_vm_user *vmu, const char *options)
771 {       /* Destructively Parse options and apply */
772         char *stringp;
773         char *s;
774         char *var, *value;
775         stringp = ast_strdupa(options);
776         while ((s = strsep(&stringp, "|"))) {
777                 value = s;
778                 if ((var = strsep(&value, "=")) && value) {
779                         apply_option(vmu, var, value);
780                 }
781         }       
782 }
783
784 static void apply_options_full(struct ast_vm_user *retval, struct ast_variable *var)
785 {
786         struct ast_variable *tmp;
787         tmp = var;
788         while (tmp) {
789                 if (!strcasecmp(tmp->name, "vmsecret")) {
790                         ast_copy_string(retval->password, tmp->value, sizeof(retval->password));
791                 } else if (!strcasecmp(tmp->name, "secret") || !strcasecmp(tmp->name, "password")) { /* don't overwrite vmsecret if it exists */
792                         if (ast_strlen_zero(retval->password))
793                                 ast_copy_string(retval->password, tmp->value, sizeof(retval->password));
794                 } else if (!strcasecmp(tmp->name, "uniqueid")) {
795                         ast_copy_string(retval->uniqueid, tmp->value, sizeof(retval->uniqueid));
796                 } else if (!strcasecmp(tmp->name, "pager")) {
797                         ast_copy_string(retval->pager, tmp->value, sizeof(retval->pager));
798                 } else if (!strcasecmp(tmp->name, "email")) {
799                         ast_copy_string(retval->email, tmp->value, sizeof(retval->email));
800                 } else if (!strcasecmp(tmp->name, "fullname")) {
801                         ast_copy_string(retval->fullname, tmp->value, sizeof(retval->fullname));
802                 } else if (!strcasecmp(tmp->name, "context")) {
803                         ast_copy_string(retval->context, tmp->value, sizeof(retval->context));
804 #ifdef IMAP_STORAGE
805                 } else if (!strcasecmp(tmp->name, "imapuser")) {
806                         ast_copy_string(retval->imapuser, tmp->value, sizeof(retval->imapuser));
807                 } else if (!strcasecmp(tmp->name, "imappassword")) {
808                         ast_copy_string(retval->imappassword, tmp->value, sizeof(retval->imappassword));
809 #endif
810                 } else
811                         apply_option(retval, tmp->name, tmp->value);
812                 tmp = tmp->next;
813         } 
814 }
815
816 static int is_valid_dtmf(const char *key)
817 {
818         int i;
819         char *local_key = ast_strdupa(key);
820
821         for(i = 0; i < strlen(key); ++i) {
822                 if(!strchr(VALID_DTMF, *local_key)) {
823                         ast_log(LOG_WARNING, "Invalid DTMF key \"%c\" used in voicemail configuration file\n", *local_key);
824                         return 0;
825                 }
826                 local_key++;
827         }
828         return 1;
829 }
830
831 static struct ast_vm_user *find_user_realtime(struct ast_vm_user *ivm, const char *context, const char *mailbox)
832 {
833         struct ast_variable *var;
834         struct ast_vm_user *retval;
835
836         if ((retval = (ivm ? ivm : ast_calloc(1, sizeof(*retval))))) {
837                 if (!ivm)
838                         ast_set_flag(retval, VM_ALLOCED);       
839                 else
840                         memset(retval, 0, sizeof(*retval));
841                 if (mailbox) 
842                         ast_copy_string(retval->mailbox, mailbox, sizeof(retval->mailbox));
843                 populate_defaults(retval);
844                 if (!context && ast_test_flag((&globalflags), VM_SEARCH))
845                         var = ast_load_realtime("voicemail", "mailbox", mailbox, NULL);
846                 else
847                         var = ast_load_realtime("voicemail", "mailbox", mailbox, "context", context, NULL);
848                 if (var) {
849                         apply_options_full(retval, var);
850                         ast_variables_destroy(var);
851                 } else { 
852                         if (!ivm) 
853                                 ast_free(retval);
854                         retval = NULL;
855                 }       
856         } 
857         return retval;
858 }
859
860 static struct ast_vm_user *find_user(struct ast_vm_user *ivm, const char *context, const char *mailbox)
861 {
862         /* This function could be made to generate one from a database, too */
863         struct ast_vm_user *vmu=NULL, *cur;
864         AST_LIST_LOCK(&users);
865
866         if (!context && !ast_test_flag((&globalflags), VM_SEARCH))
867                 context = "default";
868
869         AST_LIST_TRAVERSE(&users, cur, list) {
870                 if (ast_test_flag((&globalflags), VM_SEARCH) && !strcasecmp(mailbox, cur->mailbox))
871                         break;
872                 if (context && (!strcasecmp(context, cur->context)) && (!strcasecmp(mailbox, cur->mailbox)))
873                         break;
874         }
875         if (cur) {
876                 /* Make a copy, so that on a reload, we have no race */
877                 if ((vmu = (ivm ? ivm : ast_malloc(sizeof(*vmu))))) {
878                         memcpy(vmu, cur, sizeof(*vmu));
879                         ast_set2_flag(vmu, !ivm, VM_ALLOCED);
880                         AST_LIST_NEXT(vmu, list) = NULL;
881                 }
882         } else
883                 vmu = find_user_realtime(ivm, context, mailbox);
884         AST_LIST_UNLOCK(&users);
885         return vmu;
886 }
887
888 static int reset_user_pw(const char *context, const char *mailbox, const char *newpass)
889 {
890         /* This function could be made to generate one from a database, too */
891         struct ast_vm_user *cur;
892         int res = -1;
893         AST_LIST_LOCK(&users);
894         AST_LIST_TRAVERSE(&users, cur, list) {
895                 if ((!context || !strcasecmp(context, cur->context)) &&
896                         (!strcasecmp(mailbox, cur->mailbox)))
897                                 break;
898         }
899         if (cur) {
900                 ast_copy_string(cur->password, newpass, sizeof(cur->password));
901                 res = 0;
902         }
903         AST_LIST_UNLOCK(&users);
904         return res;
905 }
906
907 static void vm_change_password(struct ast_vm_user *vmu, const char *newpassword)
908 {
909         struct ast_config   *cfg=NULL;
910         struct ast_variable *var=NULL;
911         struct ast_category *cat=NULL;
912         char *category=NULL, *value=NULL, *new=NULL;
913         const char *tmp=NULL;
914                                         
915         if (!change_password_realtime(vmu, newpassword))
916                 return;
917
918         /* check voicemail.conf */
919         if ((cfg = ast_config_load_with_comments(VOICEMAIL_CONFIG))) {
920                 while ((category = ast_category_browse(cfg, category))) {
921                         if (!strcasecmp(category, vmu->context)) {
922                                 if (!(tmp = ast_variable_retrieve(cfg, category, vmu->mailbox))) {
923                                         ast_log(LOG_WARNING, "We could not find the mailbox.\n");
924                                         break;
925                                 }
926                                 value = strstr(tmp,",");
927                                 if (!value) {
928                                         ast_log(LOG_WARNING, "variable has bad format.\n");
929                                         break;
930                                 }
931                                 new = alloca((strlen(value)+strlen(newpassword)+1));
932                                 sprintf(new,"%s%s", newpassword, value);
933                                 if (!(cat = ast_category_get(cfg, category))) {
934                                         ast_log(LOG_WARNING, "Failed to get category structure.\n");
935                                         break;
936                                 }
937                                 ast_variable_update(cat, vmu->mailbox, new, NULL, 0);
938                         }
939                 }
940                 /* save the results */
941                 reset_user_pw(vmu->context, vmu->mailbox, newpassword);
942                 ast_copy_string(vmu->password, newpassword, sizeof(vmu->password));
943                 config_text_file_save(VOICEMAIL_CONFIG, cfg, "AppVoicemail");
944         }
945         category = NULL;
946         var = NULL;
947         /* check users.conf and update the password stored for the mailbox*/
948         /* if no vmsecret entry exists create one. */
949         if ((cfg = ast_config_load_with_comments("users.conf"))) {
950                 ast_debug(4, "we are looking for %s\n", vmu->mailbox);
951                 while ((category = ast_category_browse(cfg, category))) {
952                         ast_debug(4, "users.conf: %s\n", category);
953                         if (!strcasecmp(category, vmu->mailbox)) {
954                                 if (!(tmp = ast_variable_retrieve(cfg, category, "vmsecret"))) {
955                                         ast_debug(3, "looks like we need to make vmsecret!\n");
956                                         var = ast_variable_new("vmsecret", newpassword);
957                                 } 
958                                 new = alloca(strlen(newpassword)+1);
959                                 sprintf(new, "%s", newpassword);
960                                 if (!(cat = ast_category_get(cfg, category))) {
961                                         ast_debug(4, "failed to get category!\n");
962                                         break;
963                                 }
964                                 if (!var)               
965                                         ast_variable_update(cat, "vmsecret", new, NULL, 0);
966                                 else
967                                         ast_variable_append(cat, var);
968                         }
969                 }
970                 /* save the results and clean things up */
971                 reset_user_pw(vmu->context, vmu->mailbox, newpassword); 
972                 ast_copy_string(vmu->password, newpassword, sizeof(vmu->password));
973                 config_text_file_save("users.conf", cfg, "AppVoicemail");
974         }
975 }
976
977 static void vm_change_password_shell(struct ast_vm_user *vmu, char *newpassword)
978 {
979         char buf[255];
980         snprintf(buf,255,"%s %s %s %s",ext_pass_cmd,vmu->context,vmu->mailbox,newpassword);
981         if (!ast_safe_system(buf))
982                 ast_copy_string(vmu->password, newpassword, sizeof(vmu->password));
983 }
984
985 static int make_dir(char *dest, int len, const char *context, const char *ext, const char *folder)
986 {
987         return snprintf(dest, len, "%s%s/%s/%s", VM_SPOOL_DIR, context, ext, folder);
988 }
989
990 #ifdef IMAP_STORAGE
991 static int make_gsm_file(char *dest, char *imapuser, char *dir, int num)
992 {
993         int res;
994         if ((res = ast_mkdir(dir, 01777))) {
995                 ast_log(LOG_WARNING, "ast_mkdir '%s' failed: %s\n", dir, strerror(res));
996                 return sprintf(dest, "%s/msg%04d", dir, num);
997         }
998         /* return sprintf(dest, "%s/s/msg%04d", dir, imapuser, num); */
999         return sprintf(dest, "%s/msg%04d", dir, num);
1000 }
1001
1002 static void vm_imap_delete(int msgnum, struct vm_state *vms)
1003 {
1004         unsigned long messageNum = 0;
1005         char arg[10];
1006
1007         /* find real message number based on msgnum */
1008         /* this may be an index into vms->msgArray based on the msgnum. */
1009
1010         messageNum = vms->msgArray[msgnum];
1011         if (messageNum == 0) {
1012                 ast_log(LOG_WARNING, "msgnum %d, mailbox message %lu is zero.\n",msgnum,messageNum);
1013                 return;
1014         }
1015         ast_debug(3, "deleting msgnum %d, which is mailbox message %lu\n",msgnum,messageNum);
1016         /* delete message */
1017         sprintf (arg,"%lu",messageNum);
1018         mail_setflag (vms->mailstream,arg,"\\DELETED");
1019 }
1020
1021 #endif
1022 static int make_file(char *dest, int len, char *dir, int num)
1023 {
1024         return snprintf(dest, len, "%s/msg%04d", dir, num);
1025 }
1026
1027 /*! \brief basically mkdir -p $dest/$context/$ext/$folder
1028  * \param dest    String. base directory.
1029  * \param len     Length of dest.
1030  * \param context String. Ignored if is null or empty string.
1031  * \param ext     String. Ignored if is null or empty string.
1032  * \param folder  String. Ignored if is null or empty string. 
1033  * \return -1 on failure, 0 on success.
1034  */
1035 static int create_dirpath(char *dest, int len, const char *context, const char *ext, const char *folder)
1036 {
1037         mode_t  mode = VOICEMAIL_DIR_MODE;
1038         int res;
1039
1040         make_dir(dest, len, context, ext, folder);
1041         if ((res = ast_mkdir(dest, mode))) {
1042                 ast_log(LOG_WARNING, "ast_mkdir '%s' failed: %s\n", dest, strerror(res));
1043                 return -1;
1044         }
1045         return 0;
1046 }
1047
1048 /*! \brief Lock file path
1049     only return failure if ast_lock_path returns 'timeout',
1050    not if the path does not exist or any other reason
1051 */
1052 static int vm_lock_path(const char *path)
1053 {
1054         switch (ast_lock_path(path)) {
1055         case AST_LOCK_TIMEOUT:
1056                 return -1;
1057         default:
1058                 return 0;
1059         }
1060 }
1061
1062
1063 #ifdef ODBC_STORAGE
1064 struct generic_prepare_struct {
1065         char *sql;
1066         int argc;
1067         char **argv;
1068 };
1069
1070 static SQLHSTMT generic_prepare(struct odbc_obj *obj, void *data)
1071 {
1072         struct generic_prepare_struct *gps = data;
1073         int res, i;
1074         SQLHSTMT stmt;
1075
1076         res = SQLAllocHandle(SQL_HANDLE_STMT, obj->con, &stmt);
1077         if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1078                 ast_log(LOG_WARNING, "SQL Alloc Handle failed!\n");
1079                 return NULL;
1080         }
1081         res = SQLPrepare(stmt, (unsigned char *)gps->sql, SQL_NTS);
1082         if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1083                 ast_log(LOG_WARNING, "SQL Prepare failed![%s]\n", gps->sql);
1084                 SQLFreeHandle(SQL_HANDLE_STMT, stmt);
1085                 return NULL;
1086         }
1087         for (i = 0; i < gps->argc; i++)
1088                 SQLBindParameter(stmt, i + 1, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(gps->argv[i]), 0, gps->argv[i], 0, NULL);
1089
1090         return stmt;
1091 }
1092
1093 static int retrieve_file(char *dir, int msgnum)
1094 {
1095         int x = 0;
1096         int res;
1097         int fd=-1;
1098         size_t fdlen = 0;
1099         void *fdm = MAP_FAILED;
1100         SQLSMALLINT colcount=0;
1101         SQLHSTMT stmt;
1102         char sql[PATH_MAX];
1103         char fmt[80]="";
1104         char *c;
1105         char coltitle[256];
1106         SQLSMALLINT collen;
1107         SQLSMALLINT datatype;
1108         SQLSMALLINT decimaldigits;
1109         SQLSMALLINT nullable;
1110         SQLULEN colsize;
1111         SQLLEN colsize2;
1112         FILE *f=NULL;
1113         char rowdata[80];
1114         char fn[PATH_MAX];
1115         char full_fn[PATH_MAX];
1116         char msgnums[80];
1117         char *argv[] = { dir, msgnums };
1118         struct generic_prepare_struct gps = { .sql = sql, .argc = 2, .argv = argv };
1119
1120         struct odbc_obj *obj;
1121         obj = ast_odbc_request_obj(odbc_database, 0);
1122         if (obj) {
1123                 ast_copy_string(fmt, vmfmts, sizeof(fmt));
1124                 c = strchr(fmt, '|');
1125                 if (c)
1126                         *c = '\0';
1127                 if (!strcasecmp(fmt, "wav49"))
1128                         strcpy(fmt, "WAV");
1129                 snprintf(msgnums, sizeof(msgnums),"%d", msgnum);
1130                 if (msgnum > -1)
1131                         make_file(fn, sizeof(fn), dir, msgnum);
1132                 else
1133                         ast_copy_string(fn, dir, sizeof(fn));
1134                 snprintf(full_fn, sizeof(full_fn), "%s.txt", fn);
1135                 
1136                 if (!(f = fopen(full_fn, "w+"))) {
1137                         ast_log(LOG_WARNING, "Failed to open/create '%s'\n", full_fn);
1138                         goto yuck;
1139                 }
1140                 
1141                 snprintf(full_fn, sizeof(full_fn), "%s.%s", fn, fmt);
1142                 snprintf(sql, sizeof(sql), "SELECT * FROM %s WHERE dir=? AND msgnum=?",odbc_table);
1143                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
1144                 if (!stmt) {
1145                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
1146                         ast_odbc_release_obj(obj);
1147                         goto yuck;
1148                 }
1149                 res = SQLFetch(stmt);
1150                 if (res == SQL_NO_DATA) {
1151                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1152                         ast_odbc_release_obj(obj);
1153                         goto yuck;
1154                 }
1155                 else if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1156                         ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql);
1157                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1158                         ast_odbc_release_obj(obj);
1159                         goto yuck;
1160                 }
1161                 fd = open(full_fn, O_RDWR | O_CREAT | O_TRUNC, VOICEMAIL_FILE_MODE);
1162                 if (fd < 0) {
1163                         ast_log(LOG_WARNING, "Failed to write '%s': %s\n", full_fn, strerror(errno));
1164                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1165                         ast_odbc_release_obj(obj);
1166                         goto yuck;
1167                 }
1168                 res = SQLNumResultCols(stmt, &colcount);
1169                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {   
1170                         ast_log(LOG_WARNING, "SQL Column Count error!\n[%s]\n\n", sql);
1171                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1172                         ast_odbc_release_obj(obj);
1173                         goto yuck;
1174                 }
1175                 if (f) 
1176                         fprintf(f, "[message]\n");
1177                 for (x=0;x<colcount;x++) {
1178                         rowdata[0] = '\0';
1179                         collen = sizeof(coltitle);
1180                         res = SQLDescribeCol(stmt, x + 1, (unsigned char *)coltitle, sizeof(coltitle), &collen, 
1181                                                 &datatype, &colsize, &decimaldigits, &nullable);
1182                         if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1183                                 ast_log(LOG_WARNING, "SQL Describe Column error!\n[%s]\n\n", sql);
1184                                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1185                                 ast_odbc_release_obj(obj);
1186                                 goto yuck;
1187                         }
1188                         if (!strcasecmp(coltitle, "recording")) {
1189                                 off_t offset;
1190                                 res = SQLGetData(stmt, x + 1, SQL_BINARY, rowdata, 0, &colsize2);
1191                                 fdlen = colsize2;
1192                                 if (fd > -1) {
1193                                         char tmp[1]="";
1194                                         lseek(fd, fdlen - 1, SEEK_SET);
1195                                         if (write(fd, tmp, 1) != 1) {
1196                                                 close(fd);
1197                                                 fd = -1;
1198                                                 continue;
1199                                         }
1200                                         /* Read out in small chunks */
1201                                         for (offset = 0; offset < colsize2; offset += CHUNKSIZE) {
1202                                                 if ((fdm = mmap(NULL, CHUNKSIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, offset)) == MAP_FAILED) {
1203                                                         ast_log(LOG_WARNING, "Could not mmap the output file: %s (%d)\n", strerror(errno), errno);
1204                                                         SQLFreeHandle(SQL_HANDLE_STMT, stmt);
1205                                                         ast_odbc_release_obj(obj);
1206                                                         goto yuck;
1207                                                 } else {
1208                                                         res = SQLGetData(stmt, x + 1, SQL_BINARY, fdm, CHUNKSIZE, NULL);
1209                                                         munmap(fdm, CHUNKSIZE);
1210                                                         if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1211                                                                 ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
1212                                                                 unlink(full_fn);
1213                                                                 SQLFreeHandle(SQL_HANDLE_STMT, stmt);
1214                                                                 ast_odbc_release_obj(obj);
1215                                                                 goto yuck;
1216                                                         }
1217                                                 }
1218                                         }
1219                                         truncate(full_fn, fdlen);
1220                                 }
1221                         } else {
1222                                 res = SQLGetData(stmt, x + 1, SQL_CHAR, rowdata, sizeof(rowdata), NULL);
1223                                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1224                                         ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
1225                                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1226                                         ast_odbc_release_obj(obj);
1227                                         goto yuck;
1228                                 }
1229                                 if (strcasecmp(coltitle, "msgnum") && strcasecmp(coltitle, "dir") && f)
1230                                         fprintf(f, "%s=%s\n", coltitle, rowdata);
1231                         }
1232                 }
1233                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1234                 ast_odbc_release_obj(obj);
1235         } else
1236                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1237 yuck:   
1238         if (f)
1239                 fclose(f);
1240         if (fd > -1)
1241                 close(fd);
1242         return x - 1;
1243 }
1244
1245 static int remove_file(char *dir, int msgnum)
1246 {
1247         char fn[PATH_MAX];
1248         char full_fn[PATH_MAX];
1249         char msgnums[80];
1250         
1251         if (msgnum > -1) {
1252                 snprintf(msgnums, sizeof(msgnums), "%d", msgnum);
1253                 make_file(fn, sizeof(fn), dir, msgnum);
1254         } else
1255                 ast_copy_string(fn, dir, sizeof(fn));
1256         ast_filedelete(fn, NULL);       
1257         if (ast_check_realtime("voicemail_data")) {
1258                 ast_destroy_realtime("voicemail_data", "filename", fn, NULL);
1259         }
1260         snprintf(full_fn, sizeof(full_fn), "%s.txt", fn);
1261         unlink(full_fn);
1262         return 0;
1263 }
1264
1265 static int last_message_index(struct ast_vm_user *vmu, char *dir)
1266 {
1267         int x = 0;
1268         int res;
1269         SQLHSTMT stmt;
1270         char sql[PATH_MAX];
1271         char rowdata[20];
1272         char *argv[] = { dir };
1273         struct generic_prepare_struct gps = { .sql = sql, .argc = 1, .argv = argv };
1274
1275         struct odbc_obj *obj;
1276         obj = ast_odbc_request_obj(odbc_database, 0);
1277         if (obj) {
1278                 snprintf(sql, sizeof(sql), "SELECT COUNT(*) FROM %s WHERE dir=?",odbc_table);
1279                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
1280                 if (!stmt) {
1281                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
1282                         ast_odbc_release_obj(obj);
1283                         goto yuck;
1284                 }
1285                 res = SQLFetch(stmt);
1286                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1287                         ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql);
1288                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1289                         ast_odbc_release_obj(obj);
1290                         goto yuck;
1291                 }
1292                 res = SQLGetData(stmt, 1, SQL_CHAR, rowdata, sizeof(rowdata), NULL);
1293                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1294                         ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
1295                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1296                         ast_odbc_release_obj(obj);
1297                         goto yuck;
1298                 }
1299                 if (sscanf(rowdata, "%d", &x) != 1)
1300                         ast_log(LOG_WARNING, "Failed to read message count!\n");
1301                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1302                 ast_odbc_release_obj(obj);
1303         } else
1304                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1305 yuck:   
1306         return x - 1;
1307 }
1308
1309 static int message_exists(char *dir, int msgnum)
1310 {
1311         int x = 0;
1312         int res;
1313         SQLHSTMT stmt;
1314         char sql[PATH_MAX];
1315         char rowdata[20];
1316         char msgnums[20];
1317         char *argv[] = { dir, msgnums };
1318         struct generic_prepare_struct gps = { .sql = sql, .argc = 2, .argv = argv };
1319
1320         struct odbc_obj *obj;
1321         obj = ast_odbc_request_obj(odbc_database, 0);
1322         if (obj) {
1323                 snprintf(msgnums, sizeof(msgnums), "%d", msgnum);
1324                 snprintf(sql, sizeof(sql), "SELECT COUNT(*) FROM %s WHERE dir=? AND msgnum=?",odbc_table);
1325                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
1326                 if (!stmt) {
1327                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
1328                         ast_odbc_release_obj(obj);
1329                         goto yuck;
1330                 }
1331                 res = SQLFetch(stmt);
1332                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1333                         ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql);
1334                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1335                         ast_odbc_release_obj(obj);
1336                         goto yuck;
1337                 }
1338                 res = SQLGetData(stmt, 1, SQL_CHAR, rowdata, sizeof(rowdata), NULL);
1339                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1340                         ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
1341                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1342                         ast_odbc_release_obj(obj);
1343                         goto yuck;
1344                 }
1345                 if (sscanf(rowdata, "%d", &x) != 1)
1346                         ast_log(LOG_WARNING, "Failed to read message count!\n");
1347                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1348                 ast_odbc_release_obj(obj);
1349         } else
1350                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1351 yuck:   
1352         return x;
1353 }
1354
1355 static int count_messages(struct ast_vm_user *vmu, char *dir)
1356 {
1357         return last_message_index(vmu, dir) + 1;
1358 }
1359
1360 static void delete_file(char *sdir, int smsg)
1361 {
1362         SQLHSTMT stmt;
1363         char sql[PATH_MAX];
1364         char msgnums[20];
1365         char *argv[] = { sdir, msgnums };
1366         struct generic_prepare_struct gps = { .sql = sql, .argc = 2, .argv = argv };
1367
1368         struct odbc_obj *obj;
1369         obj = ast_odbc_request_obj(odbc_database, 0);
1370         if (obj) {
1371                 snprintf(msgnums, sizeof(msgnums), "%d", smsg);
1372                 snprintf(sql, sizeof(sql), "DELETE FROM %s WHERE dir=? AND msgnum=?",odbc_table);
1373                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
1374                 if (!stmt)
1375                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
1376                 else
1377                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1378                 ast_odbc_release_obj(obj);
1379         } else
1380                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1381         return; 
1382 }
1383
1384 static void copy_file(char *sdir, int smsg, char *ddir, int dmsg, char *dmailboxuser, char *dmailboxcontext)
1385 {
1386         SQLHSTMT stmt;
1387         char sql[512];
1388         char msgnums[20];
1389         char msgnumd[20];
1390         struct odbc_obj *obj;
1391         char *argv[] = { ddir, msgnumd, dmailboxuser, dmailboxcontext, sdir, msgnums };
1392         struct generic_prepare_struct gps = { .sql = sql, .argc = 6, .argv = argv };
1393
1394         delete_file(ddir, dmsg);
1395         obj = ast_odbc_request_obj(odbc_database, 0);
1396         if (obj) {
1397                 snprintf(msgnums, sizeof(msgnums), "%d", smsg);
1398                 snprintf(msgnumd, sizeof(msgnumd), "%d", dmsg);
1399                 snprintf(sql, sizeof(sql), "INSERT INTO %s (dir, msgnum, context, macrocontext, callerid, origtime, duration, recording, mailboxuser, mailboxcontext) SELECT ?,?,context,macrocontext,callerid,origtime,duration,recording,?,? FROM %s WHERE dir=? AND msgnum=?",odbc_table,odbc_table);
1400                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
1401                 if (!stmt)
1402                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s] (You probably don't have MySQL 4.1 or later installed)\n\n", sql);
1403                 else
1404                         SQLFreeHandle(SQL_HANDLE_STMT, stmt);
1405                 ast_odbc_release_obj(obj);
1406         } else
1407                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1408         return; 
1409 }
1410
1411 static int store_file(char *dir, char *mailboxuser, char *mailboxcontext, int msgnum)
1412 {
1413         int x = 0;
1414         int res;
1415         int fd = -1;
1416         void *fdm = MAP_FAILED;
1417         size_t fdlen = -1;
1418         SQLHSTMT stmt;
1419         SQLLEN len;
1420         char sql[PATH_MAX];
1421         char msgnums[20];
1422         char fn[PATH_MAX];
1423         char full_fn[PATH_MAX];
1424         char fmt[80]="";
1425         char *c;
1426         const char *context="", *macrocontext="", *callerid="", *origtime="", *duration="";
1427         const char *category = "";
1428         struct ast_config *cfg=NULL;
1429         struct odbc_obj *obj;
1430
1431         delete_file(dir, msgnum);
1432         obj = ast_odbc_request_obj(odbc_database, 0);
1433         if (obj) {
1434                 ast_copy_string(fmt, vmfmts, sizeof(fmt));
1435                 c = strchr(fmt, '|');
1436                 if (c)
1437                         *c = '\0';
1438                 if (!strcasecmp(fmt, "wav49"))
1439                         strcpy(fmt, "WAV");
1440                 snprintf(msgnums, sizeof(msgnums),"%d", msgnum);
1441                 if (msgnum > -1)
1442                         make_file(fn, sizeof(fn), dir, msgnum);
1443                 else
1444                         ast_copy_string(fn, dir, sizeof(fn));
1445                 snprintf(full_fn, sizeof(full_fn), "%s.txt", fn);
1446                 cfg = ast_config_load(full_fn);
1447                 snprintf(full_fn, sizeof(full_fn), "%s.%s", fn, fmt);
1448                 fd = open(full_fn, O_RDWR);
1449                 if (fd < 0) {
1450                         ast_log(LOG_WARNING, "Open of sound file '%s' failed: %s\n", full_fn, strerror(errno));
1451                         ast_odbc_release_obj(obj);
1452                         goto yuck;
1453                 }
1454                 if (cfg) {
1455                         context = ast_variable_retrieve(cfg, "message", "context");
1456                         if (!context) context = "";
1457                         macrocontext = ast_variable_retrieve(cfg, "message", "macrocontext");
1458                         if (!macrocontext) macrocontext = "";
1459                         callerid = ast_variable_retrieve(cfg, "message", "callerid");
1460                         if (!callerid) callerid = "";
1461                         origtime = ast_variable_retrieve(cfg, "message", "origtime");
1462                         if (!origtime) origtime = "";
1463                         duration = ast_variable_retrieve(cfg, "message", "duration");
1464                         if (!duration) duration = "";
1465                         category = ast_variable_retrieve(cfg, "message", "category");
1466                         if (!category) category = "";
1467                 }
1468                 fdlen = lseek(fd, 0, SEEK_END);
1469                 lseek(fd, 0, SEEK_SET);
1470                 printf("Length is %zd\n", fdlen);
1471                 fdm = mmap(NULL, fdlen, PROT_READ | PROT_WRITE, MAP_SHARED,fd, 0);
1472                 if (fdm == MAP_FAILED) {
1473                         ast_log(LOG_WARNING, "Memory map failed!\n");
1474                         ast_odbc_release_obj(obj);
1475                         goto yuck;
1476                 } 
1477                 res = SQLAllocHandle(SQL_HANDLE_STMT, obj->con, &stmt);
1478                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1479                         ast_log(LOG_WARNING, "SQL Alloc Handle failed!\n");
1480                         ast_odbc_release_obj(obj);
1481                         goto yuck;
1482                 }
1483                 if (!ast_strlen_zero(category)) 
1484                         snprintf(sql, sizeof(sql), "INSERT INTO %s (dir,msgnum,recording,context,macrocontext,callerid,origtime,duration,mailboxuser,mailboxcontext,category) VALUES (?,?,?,?,?,?,?,?,?,?,?)",odbc_table); 
1485                 else
1486                         snprintf(sql, sizeof(sql), "INSERT INTO %s (dir,msgnum,recording,context,macrocontext,callerid,origtime,duration,mailboxuser,mailboxcontext) VALUES (?,?,?,?,?,?,?,?,?,?)",odbc_table);
1487                 res = SQLPrepare(stmt, (unsigned char *)sql, SQL_NTS);
1488                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1489                         ast_log(LOG_WARNING, "SQL Prepare failed![%s]\n", sql);
1490                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1491                         ast_odbc_release_obj(obj);
1492                         goto yuck;
1493                 }
1494                 len = fdlen; /* SQL_LEN_DATA_AT_EXEC(fdlen); */
1495                 SQLBindParameter(stmt, 1, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(dir), 0, (void *)dir, 0, NULL);
1496                 SQLBindParameter(stmt, 2, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(msgnums), 0, (void *)msgnums, 0, NULL);
1497                 SQLBindParameter(stmt, 3, SQL_PARAM_INPUT, SQL_C_BINARY, SQL_LONGVARBINARY, fdlen, 0, (void *)fdm, fdlen, &len);
1498                 SQLBindParameter(stmt, 4, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(context), 0, (void *)context, 0, NULL);
1499                 SQLBindParameter(stmt, 5, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(macrocontext), 0, (void *)macrocontext, 0, NULL);
1500                 SQLBindParameter(stmt, 6, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(callerid), 0, (void *)callerid, 0, NULL);
1501                 SQLBindParameter(stmt, 7, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(origtime), 0, (void *)origtime, 0, NULL);
1502                 SQLBindParameter(stmt, 8, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(duration), 0, (void *)duration, 0, NULL);
1503                 SQLBindParameter(stmt, 9, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(mailboxuser), 0, (void *)mailboxuser, 0, NULL);
1504                 SQLBindParameter(stmt, 10, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(mailboxcontext), 0, (void *)mailboxcontext, 0, NULL);
1505                 if (!ast_strlen_zero(category))
1506                         SQLBindParameter(stmt, 11, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(category), 0, (void *)category, 0, NULL);
1507                 res = ast_odbc_smart_execute(obj, stmt);
1508                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
1509                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
1510                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1511                         ast_odbc_release_obj(obj);
1512                         goto yuck;
1513                 }
1514                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
1515                 ast_odbc_release_obj(obj);
1516         } else
1517                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1518 yuck:   
1519         if (cfg)
1520                 ast_config_destroy(cfg);
1521         if (fdm != MAP_FAILED)
1522                 munmap(fdm, fdlen);
1523         if (fd > -1)
1524                 close(fd);
1525         return x;
1526 }
1527
1528 static void rename_file(char *sdir, int smsg, char *mailboxuser, char *mailboxcontext, char *ddir, int dmsg)
1529 {
1530         SQLHSTMT stmt;
1531         char sql[PATH_MAX];
1532         char msgnums[20];
1533         char msgnumd[20];
1534         struct odbc_obj *obj;
1535         char *argv[] = { ddir, msgnumd, mailboxuser, mailboxcontext, sdir, msgnums };
1536         struct generic_prepare_struct gps = { .sql = sql, .argc = 6, .argv = argv };
1537
1538         delete_file(ddir, dmsg);
1539         obj = ast_odbc_request_obj(odbc_database, 0);
1540         if (obj) {
1541                 snprintf(msgnums, sizeof(msgnums), "%d", smsg);
1542                 snprintf(msgnumd, sizeof(msgnumd), "%d", dmsg);
1543                 snprintf(sql, sizeof(sql), "UPDATE %s SET dir=?, msgnum=?, mailboxuser=?, mailboxcontext=? WHERE dir=? AND msgnum=?",odbc_table);
1544                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
1545                 if (!stmt)
1546                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
1547                 else
1548                         SQLFreeHandle(SQL_HANDLE_STMT, stmt);
1549                 ast_odbc_release_obj(obj);
1550         } else
1551                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
1552         return; 
1553 }
1554
1555 #else
1556 #ifndef IMAP_STORAGE
1557 static int count_messages(struct ast_vm_user *vmu, char *dir)
1558 {
1559         /* Find all .txt files - even if they are not in sequence from 0000 */
1560
1561         int vmcount = 0;
1562         DIR *vmdir = NULL;
1563         struct dirent *vment = NULL;
1564
1565         if (vm_lock_path(dir))
1566                 return ERROR_LOCK_PATH;
1567
1568         if ((vmdir = opendir(dir))) {
1569                 while ((vment = readdir(vmdir))) {
1570                         if (strlen(vment->d_name) > 7 && !strncmp(vment->d_name + 7, ".txt", 4)) 
1571                                 vmcount++;
1572                 }
1573                 closedir(vmdir);
1574         }
1575         ast_unlock_path(dir);
1576         
1577         return vmcount;
1578 }
1579
1580 static void rename_file(char *sfn, char *dfn)
1581 {
1582         char stxt[PATH_MAX];
1583         char dtxt[PATH_MAX];
1584         ast_filerename(sfn,dfn,NULL);
1585         snprintf(stxt, sizeof(stxt), "%s.txt", sfn);
1586         snprintf(dtxt, sizeof(dtxt), "%s.txt", dfn);
1587         if (ast_check_realtime("voicemail_data")) {
1588                 ast_update_realtime("voicemail_data", "filename", sfn, "filename", dfn, NULL);
1589         }
1590         rename(stxt, dtxt);
1591 }
1592
1593 static int copy(char *infile, char *outfile)
1594 {
1595         int ifd;
1596         int ofd;
1597         int res;
1598         int len;
1599         char buf[4096];
1600
1601 #ifdef HARDLINK_WHEN_POSSIBLE
1602         /* Hard link if possible; saves disk space & is faster */
1603         if (link(infile, outfile)) {
1604 #endif
1605                 if ((ifd = open(infile, O_RDONLY)) < 0) {
1606                         ast_log(LOG_WARNING, "Unable to open %s in read-only mode\n", infile);
1607                         return -1;
1608                 }
1609                 if ((ofd = open(outfile, O_WRONLY | O_TRUNC | O_CREAT, VOICEMAIL_FILE_MODE)) < 0) {
1610                         ast_log(LOG_WARNING, "Unable to open %s in write-only mode\n", outfile);
1611                         close(ifd);
1612                         return -1;
1613                 }
1614                 do {
1615                         len = read(ifd, buf, sizeof(buf));
1616                         if (len < 0) {
1617                                 ast_log(LOG_WARNING, "Read failed on %s: %s\n", infile, strerror(errno));
1618                                 close(ifd);
1619                                 close(ofd);
1620                                 unlink(outfile);
1621                         }
1622                         if (len) {
1623                                 res = write(ofd, buf, len);
1624                                 if (errno == ENOMEM || errno == ENOSPC || res != len) {
1625                                         ast_log(LOG_WARNING, "Write failed on %s (%d of %d): %s\n", outfile, res, len, strerror(errno));
1626                                         close(ifd);
1627                                         close(ofd);
1628                                         unlink(outfile);
1629                                 }
1630                         }
1631                 } while (len);
1632                 close(ifd);
1633                 close(ofd);
1634                 return 0;
1635 #ifdef HARDLINK_WHEN_POSSIBLE
1636         } else {
1637                 /* Hard link succeeded */
1638                 return 0;
1639         }
1640 #endif
1641 }
1642
1643 static void copy_file(char *frompath, char *topath)
1644 {
1645         char frompath2[PATH_MAX], topath2[PATH_MAX];
1646         struct ast_variable *tmp,*var = NULL;
1647         char *origmailbox = NULL, *context = NULL, *macrocontext = NULL, *exten = NULL, *priority = NULL, *callerchan = NULL, *callerid = NULL, *origdate = NULL, *origtime = NULL, *category = NULL, *duration = NULL;
1648         ast_filecopy(frompath, topath, NULL);
1649         snprintf(frompath2, sizeof(frompath2), "%s.txt", frompath);
1650         snprintf(topath2, sizeof(topath2), "%s.txt", topath);
1651         if (ast_check_realtime("voicemail_data")) {
1652                 var = ast_load_realtime("voicemail_data", "filename", frompath, NULL);
1653                 /* This cycle converts ast_variable linked list, to va_list list of arguments, may be there is a better way to do it? */
1654                 for (tmp = var; tmp; tmp = tmp->next) {
1655                         if (!strcasecmp(tmp->name, "origmailbox")) {
1656                                 origmailbox = tmp->value;
1657                         } else if (!strcasecmp(tmp->name, "context")) {
1658                                 context = tmp->value;
1659                         } else if (!strcasecmp(tmp->name, "macrocontext")) {
1660                                 macrocontext = tmp->value;
1661                         } else if (!strcasecmp(tmp->name, "exten")) {
1662                                 exten = tmp->value;
1663                         } else if (!strcasecmp(tmp->name, "priority")) {
1664                                 priority = tmp->value;
1665                         } else if (!strcasecmp(tmp->name, "callerchan")) {
1666                                 callerchan = tmp->value;
1667                         } else if (!strcasecmp(tmp->name, "callerid")) {
1668                                 callerid = tmp->value;
1669                         } else if (!strcasecmp(tmp->name, "origdate")) {
1670                                 origdate = tmp->value;
1671                         } else if (!strcasecmp(tmp->name, "origtime")) {
1672                                 origtime = tmp->value;
1673                         } else if (!strcasecmp(tmp->name, "category")) {
1674                                 category = tmp->value;
1675                         } else if (!strcasecmp(tmp->name, "duration")) {
1676                                 duration = tmp->value;
1677                         }
1678                 }
1679                 ast_store_realtime("voicemail_data", "filename", topath, "origmailbox", origmailbox, "context", context, "macrocontext", macrocontext, "exten", exten, "priority", priority, "callerchan", callerchan, "callerid", callerid, "origdate", origdate, "origtime", origtime, "category", category, "duration", duration, NULL);
1680         }
1681         copy(frompath2, topath2);
1682         ast_variables_destroy(var);
1683 }
1684 #endif
1685
1686 /*! \brief
1687  * A negative return value indicates an error.
1688  * \note Should always be called with a lock already set on dir.
1689  */
1690 static int last_message_index(struct ast_vm_user *vmu, char *dir)
1691 {
1692         int x;
1693         unsigned char map[MAXMSGLIMIT] = "";
1694         DIR *msgdir;
1695         struct dirent *msgdirent;
1696         int msgdirint;
1697
1698         /* Reading the entire directory into a file map scales better than
1699          * doing a stat repeatedly on a predicted sequence.  I suspect this
1700          * is partially due to stat(2) internally doing a readdir(2) itself to
1701          * find each file. */
1702         msgdir = opendir(dir);
1703         while ((msgdirent = readdir(msgdir))) {
1704                 if (sscanf(msgdirent->d_name, "msg%d", &msgdirint) == 1 && msgdirint < MAXMSGLIMIT)
1705                         map[msgdirint] = 1;
1706         }
1707         closedir(msgdir);
1708
1709         for (x = 0; x < vmu->maxmsg; x++) {
1710                 if (map[x] == 0)
1711                         break;
1712         }
1713
1714         return x - 1;
1715 }
1716
1717 #endif
1718
1719 #ifndef ODBC_STORAGE
1720 static int vm_delete(char *file)
1721 {
1722         char *txt;
1723         int txtsize = 0;
1724
1725         txtsize = (strlen(file) + 5)*sizeof(char);
1726         txt = alloca(txtsize);
1727         /* Sprintf here would safe because we alloca'd exactly the right length,
1728          * but trying to eliminate all sprintf's anyhow
1729          */
1730         if (ast_check_realtime("voicemail_data")) {
1731                 ast_destroy_realtime("voicemail_data", "filename", file, NULL);
1732         }
1733         snprintf(txt, txtsize, "%s.txt", file);
1734         unlink(txt);
1735         return ast_filedelete(file, NULL);
1736 }
1737 #endif
1738
1739 static int inbuf(struct baseio *bio, FILE *fi)
1740 {
1741         int l;
1742
1743         if (bio->ateof)
1744                 return 0;
1745
1746         if ((l = fread(bio->iobuf,1,BASEMAXINLINE,fi)) <= 0) {
1747                 if (ferror(fi))
1748                         return -1;
1749
1750                 bio->ateof = 1;
1751                 return 0;
1752         }
1753
1754         bio->iolen= l;
1755         bio->iocp= 0;
1756
1757         return 1;
1758 }
1759
1760 static int inchar(struct baseio *bio, FILE *fi)
1761 {
1762         if (bio->iocp>=bio->iolen) {
1763                 if (!inbuf(bio, fi))
1764                         return EOF;
1765         }
1766
1767         return bio->iobuf[bio->iocp++];
1768 }
1769
1770 static int ochar(struct baseio *bio, int c, FILE *so)
1771 {
1772         if (bio->linelength >= BASELINELEN) {
1773                 if (fputs(eol,so) == EOF)
1774                         return -1;
1775
1776                 bio->linelength= 0;
1777         }
1778
1779         if (putc(((unsigned char)c),so) == EOF)
1780                 return -1;
1781
1782         bio->linelength++;
1783
1784         return 1;
1785 }
1786
1787 static int base_encode(char *filename, FILE *so)
1788 {
1789         unsigned char dtable[BASEMAXINLINE];
1790         int i,hiteof= 0;
1791         FILE *fi;
1792         struct baseio bio;
1793
1794         memset(&bio, 0, sizeof(bio));
1795         bio.iocp = BASEMAXINLINE;
1796
1797         if (!(fi = fopen(filename, "rb"))) {
1798                 ast_log(LOG_WARNING, "Failed to open log file: %s: %s\n", filename, strerror(errno));
1799                 return -1;
1800         }
1801
1802         for (i= 0; i<9; i++) {
1803                 dtable[i]= 'A'+i;
1804                 dtable[i+9]= 'J'+i;
1805                 dtable[26+i]= 'a'+i;
1806                 dtable[26+i+9]= 'j'+i;
1807         }
1808         for (i= 0; i<8; i++) {
1809                 dtable[i+18]= 'S'+i;
1810                 dtable[26+i+18]= 's'+i;
1811         }
1812         for (i= 0; i<10; i++) {
1813                 dtable[52+i]= '0'+i;
1814         }
1815         dtable[62]= '+';
1816         dtable[63]= '/';
1817
1818         while (!hiteof){
1819                 unsigned char igroup[3], ogroup[4];
1820                 int c,n;
1821
1822                 igroup[0]= igroup[1]= igroup[2]= 0;
1823
1824                 for (n= 0;n<3;n++) {
1825                         if ((c = inchar(&bio, fi)) == EOF) {
1826                                 hiteof= 1;
1827                                 break;
1828                         }
1829
1830                         igroup[n]= (unsigned char)c;
1831                 }
1832
1833                 if (n> 0) {
1834                         ogroup[0]= dtable[igroup[0]>>2];
1835                         ogroup[1]= dtable[((igroup[0]&3)<<4) | (igroup[1]>>4)];
1836                         ogroup[2]= dtable[((igroup[1]&0xF)<<2) | (igroup[2]>>6)];
1837                         ogroup[3]= dtable[igroup[2]&0x3F];
1838
1839                         if (n<3) {
1840                                 ogroup[3]= '=';
1841
1842                                 if (n<2)
1843                                         ogroup[2]= '=';
1844                         }
1845
1846                         for (i= 0;i<4;i++)
1847                                 ochar(&bio, ogroup[i], so);
1848                 }
1849         }
1850
1851         if (fputs(eol,so) == EOF)
1852                 return 0;
1853
1854         fclose(fi);
1855
1856         return 1;
1857 }
1858
1859 static void prep_email_sub_vars(struct ast_channel *ast, struct ast_vm_user *vmu, int msgnum, char *context, char *mailbox, char *cidnum, char *cidname, char *dur, char *date, char *passdata, size_t passdatasize, const char *category)
1860 {
1861         char callerid[256];
1862         /* Prepare variables for substitution in email body and subject */
1863         pbx_builtin_setvar_helper(ast, "VM_NAME", vmu->fullname);
1864         pbx_builtin_setvar_helper(ast, "VM_DUR", dur);
1865         snprintf(passdata, passdatasize, "%d", msgnum);
1866         pbx_builtin_setvar_helper(ast, "VM_MSGNUM", passdata);
1867         pbx_builtin_setvar_helper(ast, "VM_CONTEXT", context);
1868         pbx_builtin_setvar_helper(ast, "VM_MAILBOX", mailbox);
1869         pbx_builtin_setvar_helper(ast, "VM_CALLERID", ast_callerid_merge(callerid, sizeof(callerid), cidname, cidnum, "Unknown Caller"));
1870         pbx_builtin_setvar_helper(ast, "VM_CIDNAME", (cidname ? cidname : "an unknown caller"));
1871         pbx_builtin_setvar_helper(ast, "VM_CIDNUM", (cidnum ? cidnum : "an unknown caller"));
1872         pbx_builtin_setvar_helper(ast, "VM_DATE", date);
1873         pbx_builtin_setvar_helper(ast, "VM_CATEGORY", category ? ast_strdupa(category) : "no category");
1874 }
1875
1876 static char *quote(const char *from, char *to, size_t len)
1877 {
1878         char *ptr = to;
1879         *ptr++ = '"';
1880         for (; ptr < to + len - 1; from++) {
1881                 if (*from == '"')
1882                         *ptr++ = '\\';
1883                 else if (*from == '\0')
1884                         break;
1885                 *ptr++ = *from;
1886         }
1887         if (ptr < to + len - 1)
1888                 *ptr++ = '"';
1889         *ptr = '\0';
1890         return to;
1891 }
1892
1893 /*! \brief
1894  * fill in *tm for current time according to the proper timezone, if any.
1895  * Return tm so it can be used as a function argument.
1896  */
1897 static const struct ast_tm *vmu_tm(const struct ast_vm_user *vmu, struct ast_tm *tm)
1898 {
1899         const struct vm_zone *z = NULL;
1900         struct timeval t = ast_tvnow();
1901
1902         /* Does this user have a timezone specified? */
1903         if (!ast_strlen_zero(vmu->zonetag)) {
1904                 /* Find the zone in the list */
1905                 AST_LIST_LOCK(&zones);
1906                 AST_LIST_TRAVERSE(&zones, z, list) {
1907                         if (!strcmp(z->name, vmu->zonetag))
1908                                 break;
1909                 }
1910                 AST_LIST_UNLOCK(&zones);
1911         }
1912         ast_localtime(&t, tm, z ? z->timezone : NULL);
1913         return tm;
1914 }
1915
1916 /*! \brief same as mkstemp, but return a FILE * */
1917 static FILE *vm_mkftemp(char *template)
1918 {
1919         FILE *p = NULL;
1920         int pfd = mkstemp(template);
1921         chmod(template, VOICEMAIL_FILE_MODE & ~my_umask);
1922         if (pfd > -1) {
1923                 p = fdopen(pfd, "w+");
1924                 if (!p) {
1925                         close(pfd);
1926                         pfd = -1;
1927                 }
1928         }
1929         return p;
1930 }
1931
1932 static void make_email_file(FILE *p, char *srcemail, struct ast_vm_user *vmu, int msgnum, char *context, char *mailbox, char *cidnum, char *cidname, char *attach, char *format, int duration, int attach_user_voicemail, struct ast_channel *chan, const char *category, int imap)
1933 {
1934         char date[256];
1935         char host[MAXHOSTNAMELEN] = "";
1936         char who[256];
1937         char bound[256];
1938         char fname[256];
1939         char dur[256];
1940         char tmpcmd[256];
1941         struct ast_tm tm;
1942         char *passdata2;
1943         size_t len_passdata;
1944         char *greeting_attachment;
1945
1946 #ifdef IMAP_STORAGE
1947 #define ENDL "\r\n"
1948 #else
1949 #define ENDL "\n"
1950 #endif
1951
1952         gethostname(host, sizeof(host)-1);
1953         if (strchr(srcemail, '@'))
1954                 ast_copy_string(who, srcemail, sizeof(who));
1955         else 
1956                 snprintf(who, sizeof(who), "%s@%s", srcemail, host);
1957         
1958         greeting_attachment = strrchr(ast_strdupa(attach), '/');
1959         if (greeting_attachment)
1960                 *greeting_attachment++ = '\0';
1961
1962         snprintf(dur, sizeof(dur), "%d:%02d", duration / 60, duration % 60);
1963         ast_strftime(date, sizeof(date), "%a, %d %b %Y %H:%M:%S %z", vmu_tm(vmu, &tm));
1964         fprintf(p, "Date: %s" ENDL, date);
1965
1966         /* Set date format for voicemail mail */
1967         ast_strftime(date, sizeof(date), emaildateformat, &tm);
1968
1969         if (!ast_strlen_zero(fromstring)) {
1970                 struct ast_channel *ast;
1971                 if ((ast = ast_channel_alloc(0, AST_STATE_DOWN, 0, 0, "", "", "", 0, 0))) {
1972                         char *passdata;
1973                         int vmlen = strlen(fromstring)*3 + 200;
1974                         if ((passdata = alloca(vmlen))) {
1975                                 memset(passdata, 0, vmlen);
1976                                 prep_email_sub_vars(ast, vmu, msgnum + 1, context, mailbox, cidnum, cidname, dur, date, passdata, vmlen, category);
1977                                 pbx_substitute_variables_helper(ast, fromstring, passdata, vmlen);
1978                                 len_passdata = strlen(passdata) * 2 + 3;
1979                                 passdata2 = alloca(len_passdata);
1980                                 fprintf(p, "From: %s <%s>" ENDL, quote(passdata, passdata2, len_passdata), who);
1981                         } else
1982                                 ast_log(LOG_WARNING, "Cannot allocate workspace for variable substitution\n");
1983                         ast_channel_free(ast);
1984                 } else
1985                         ast_log(LOG_WARNING, "Cannot allocate the channel for variables substitution\n");
1986         } else
1987                 fprintf(p, "From: Asterisk PBX <%s>" ENDL, who);
1988         len_passdata = strlen(vmu->fullname) * 2 + 3;
1989         passdata2 = alloca(len_passdata);
1990         fprintf(p, "To: %s <%s>" ENDL, quote(vmu->fullname, passdata2, len_passdata), vmu->email);
1991         if (!ast_strlen_zero(emailsubject)) {
1992                 struct ast_channel *ast;
1993                 if ((ast = ast_channel_alloc(0, AST_STATE_DOWN, 0, 0, "", "", "", 0, 0))) {
1994                         char *passdata;
1995                         int vmlen = strlen(emailsubject) * 3 + 200;
1996                         if ((passdata = alloca(vmlen))) {
1997                                 memset(passdata, 0, vmlen);
1998                                 prep_email_sub_vars(ast, vmu, msgnum + 1, context, mailbox, cidnum, cidname, dur, date, passdata, vmlen, category);
1999                                 pbx_substitute_variables_helper(ast, emailsubject, passdata, vmlen);
2000                                 fprintf(p, "Subject: %s" ENDL, passdata);
2001                         } else
2002                                 ast_log(LOG_WARNING, "Cannot allocate workspace for variable substitution\n");
2003                         ast_channel_free(ast);
2004                 } else
2005                         ast_log(LOG_WARNING, "Cannot allocate the channel for variables substitution\n");
2006         } else  if (!ast_strlen_zero(emailtitle)) {
2007                 fprintf(p, emailtitle, msgnum + 1, mailbox) ;
2008                 fprintf(p, ENDL) ;
2009         } else if (ast_test_flag((&globalflags), VM_PBXSKIP))
2010                 fprintf(p, "Subject: New message %d in mailbox %s" ENDL, msgnum + 1, mailbox);
2011         else
2012                 fprintf(p, "Subject: [PBX]: New message %d in mailbox %s" ENDL, msgnum + 1, mailbox);
2013         fprintf(p, "Message-ID: <Asterisk-%d-%d-%s-%d@%s>" ENDL, msgnum + 1, (unsigned int)ast_random(), mailbox, (int)getpid(), host);
2014         if(imap) {
2015                 /* additional information needed for IMAP searching */
2016                 fprintf(p, "X-Asterisk-VM-Message-Num: %d" ENDL, msgnum + 1);
2017                 /* fprintf(p, "X-Asterisk-VM-Orig-Mailbox: %s" ENDL, ext); */
2018                 fprintf(p, "X-Asterisk-VM-Server-Name: %s" ENDL, fromstring);
2019                 fprintf(p, "X-Asterisk-VM-Context: %s" ENDL, context);
2020                 fprintf(p, "X-Asterisk-VM-Extension: %s" ENDL, mailbox);
2021                 fprintf(p, "X-Asterisk-VM-Priority: %d" ENDL, chan->priority);
2022                 fprintf(p, "X-Asterisk-VM-Caller-channel: %s" ENDL, chan->name);
2023                 fprintf(p, "X-Asterisk-VM-Caller-ID-Num: %s" ENDL, cidnum);
2024                 fprintf(p, "X-Asterisk-VM-Caller-ID-Name: %s" ENDL, cidname);
2025                 fprintf(p, "X-Asterisk-VM-Duration: %d" ENDL, duration);
2026                 if (!ast_strlen_zero(category)) 
2027                         fprintf(p, "X-Asterisk-VM-Category: %s" ENDL, category);
2028                 fprintf(p, "X-Asterisk-VM-Message-Type: %s\n", msgnum > -1 ? "Message" : greeting_attachment);
2029                 fprintf(p, "X-Asterisk-VM-Orig-date: %s" ENDL, date);
2030                 fprintf(p, "X-Asterisk-VM-Orig-time: %ld" ENDL, (long)time(NULL));
2031         }
2032         if (!ast_strlen_zero(cidnum))
2033                 fprintf(p, "X-Asterisk-CallerID: %s" ENDL, cidnum);
2034         if (!ast_strlen_zero(cidname))
2035                 fprintf(p, "X-Asterisk-CallerIDName: %s" ENDL, cidname);
2036         fprintf(p, "MIME-Version: 1.0" ENDL);
2037         if (attach_user_voicemail) {
2038                 /* Something unique. */
2039                 snprintf(bound, sizeof(bound), "----voicemail_%d%s%d%d", msgnum + 1, mailbox, (int)getpid(), (unsigned int)ast_random());
2040
2041                 fprintf(p, "Content-Type: multipart/mixed; boundary=\"%s\"" ENDL, bound);
2042                 fprintf(p, ENDL ENDL "This is a multi-part message in MIME format." ENDL ENDL);
2043                 fprintf(p, "--%s" ENDL, bound);
2044         }
2045         fprintf(p, "Content-Type: text/plain; charset=%s" ENDL "Content-Transfer-Encoding: 8bit" ENDL ENDL, charset);
2046         if (emailbody) {
2047                 struct ast_channel *ast;
2048                 if ((ast = ast_channel_alloc(0, AST_STATE_DOWN, 0, 0, "", "", "", 0, 0))) {
2049                         char *passdata;
2050                         int vmlen = strlen(emailbody)*3 + 200;
2051                         if ((passdata = alloca(vmlen))) {
2052                                 memset(passdata, 0, vmlen);
2053                                 prep_email_sub_vars(ast, vmu, msgnum + 1, context, mailbox, cidnum, cidname, dur, date, passdata, vmlen, category);
2054                                 pbx_substitute_variables_helper(ast, emailbody, passdata, vmlen);
2055                                 fprintf(p, "%s" ENDL, passdata);
2056                         } else
2057                                 ast_log(LOG_WARNING, "Cannot allocate workspace for variable substitution\n");
2058                         ast_channel_free(ast);
2059                 } else
2060                         ast_log(LOG_WARNING, "Cannot allocate the channel for variables substitution\n");
2061         } else if (msgnum > -1){
2062                 fprintf(p, "Dear %s:" ENDL ENDL "\tJust wanted to let you know you were just left a %s long message (number %d)" ENDL
2063
2064                 "in mailbox %s from %s, on %s so you might" ENDL
2065                 "want to check it when you get a chance.  Thanks!" ENDL ENDL "\t\t\t\t--Asterisk" ENDL ENDL, vmu->fullname, 
2066                 dur, msgnum + 1, mailbox, (cidname ? cidname : (cidnum ? cidnum : "an unknown caller")), date);
2067         } else {
2068                 fprintf(p, "This message is to let you know that your greeting was changed on %s." ENDL
2069                                 "Please do not delete this message, lest your greeting vanish with it." ENDL ENDL, date);
2070         }
2071         if (attach_user_voicemail) {
2072                 /* Eww. We want formats to tell us their own MIME type */
2073                 char *ctype = (!strcasecmp(format, "ogg")) ? "application/" : "audio/x-";
2074                 char tmpdir[256], newtmp[256];
2075                 int tmpfd = -1;
2076         
2077                 if (vmu->volgain < -.001 || vmu->volgain > .001) {
2078                         create_dirpath(tmpdir, sizeof(tmpdir), vmu->context, vmu->mailbox, "tmp");
2079                         snprintf(newtmp, sizeof(newtmp), "%s/XXXXXX", tmpdir);
2080                         tmpfd = mkstemp(newtmp);
2081                         chmod(newtmp, VOICEMAIL_FILE_MODE & ~my_umask);
2082                         ast_debug(3, "newtmp: %s\n", newtmp);
2083                         if (tmpfd > -1) {
2084                                 snprintf(tmpcmd, sizeof(tmpcmd), "sox -v %.4f %s.%s %s.%s", vmu->volgain, attach, format, newtmp, format);
2085                                 ast_safe_system(tmpcmd);
2086                                 attach = newtmp;
2087                                 ast_debug(3, "VOLGAIN: Stored at: %s.%s - Level: %.4f - Mailbox: %s\n", attach, format, vmu->volgain, mailbox);
2088                         }
2089                 }
2090                 fprintf(p, "--%s" ENDL, bound);
2091                 if (msgnum > -1)
2092                         fprintf(p, "Content-Type: %s%s; name=\"msg%04d.%s\"" ENDL, ctype, format, msgnum + 1, format);
2093                 else
2094                         fprintf(p, "Content-Type: %s%s; name=\"%s.%s\"" ENDL, ctype, format, greeting_attachment, format);
2095                 fprintf(p, "Content-Transfer-Encoding: base64" ENDL);
2096                 fprintf(p, "Content-Description: Voicemail sound attachment." ENDL);
2097                 if (msgnum > -1)
2098                         fprintf(p, "Content-Disposition: attachment; filename=\"msg%04d.%s\"" ENDL ENDL, msgnum + 1, format);
2099                 else
2100                         fprintf(p, "Content-Disposition: attachment; filename=\"%s.%s\"" ENDL ENDL, greeting_attachment, format);
2101                 snprintf(fname, sizeof(fname), "%s.%s", attach, format);
2102                 base_encode(fname, p);
2103                 fprintf(p, ENDL "--%s--" ENDL "." ENDL, bound);
2104                 if (tmpfd > -1) {
2105                         unlink(fname);
2106                         close(tmpfd);
2107                         unlink(newtmp);
2108                 }
2109         }
2110 #undef ENDL
2111 }
2112
2113 static int sendmail(char *srcemail, struct ast_vm_user *vmu, int msgnum, char *context, char *mailbox, char *cidnum, char *cidname, char *attach, char *format, int duration, int attach_user_voicemail, struct ast_channel *chan, const char *category)
2114 {
2115         FILE *p=NULL;
2116         char tmp[80] = "/tmp/astmail-XXXXXX";
2117         char tmp2[256];
2118
2119         if (vmu && ast_strlen_zero(vmu->email)) {
2120                 ast_log(LOG_WARNING, "E-mail address missing for mailbox [%s].  E-mail will not be sent.\n", vmu->mailbox);
2121                 return(0);
2122         }
2123         if (!strcmp(format, "wav49"))
2124                 format = "WAV";
2125         ast_debug(3, "Attaching file '%s', format '%s', uservm is '%d', global is %d\n", attach, format, attach_user_voicemail, ast_test_flag((&globalflags), VM_ATTACH));
2126         /* Make a temporary file instead of piping directly to sendmail, in case the mail
2127            command hangs */
2128         if ((p = vm_mkftemp(tmp)) == NULL) {
2129                 ast_log(LOG_WARNING, "Unable to launch '%s' (can't create temporary file)\n", mailcmd);
2130                 return -1;
2131         } else {
2132                 make_email_file(p, srcemail, vmu, msgnum, context, mailbox, cidnum, cidname, attach, format, duration, attach_user_voicemail, chan, category, 0);
2133                 fclose(p);
2134                 snprintf(tmp2, sizeof(tmp2), "( %s < %s ; rm -f %s ) &", mailcmd, tmp, tmp);
2135                 ast_safe_system(tmp2);
2136                 ast_debug(1, "Sent mail to %s with command '%s'\n", vmu->email, mailcmd);
2137         }
2138         return 0;
2139 }
2140
2141 static int sendpage(char *srcemail, char *pager, int msgnum, char *context, char *mailbox, char *cidnum, char *cidname, int duration, struct ast_vm_user *vmu, const char *category)
2142 {
2143         char date[256];
2144         char host[MAXHOSTNAMELEN] = "";
2145         char who[256];
2146         char dur[PATH_MAX];
2147         char tmp[80] = "/tmp/astmail-XXXXXX";
2148         char tmp2[PATH_MAX];
2149         struct ast_tm tm;
2150         FILE *p;
2151
2152         if ((p = vm_mkftemp(tmp)) == NULL) {
2153                 ast_log(LOG_WARNING, "Unable to launch '%s' (can't create temporary file)\n", mailcmd);
2154                 return -1;
2155         }
2156         gethostname(host, sizeof(host)-1);
2157         if (strchr(srcemail, '@'))
2158                 ast_copy_string(who, srcemail, sizeof(who));
2159         else 
2160                 snprintf(who, sizeof(who), "%s@%s", srcemail, host);
2161         snprintf(dur, sizeof(dur), "%d:%02d", duration / 60, duration % 60);
2162         ast_strftime(date, sizeof(date), "%a, %d %b %Y %H:%M:%S %z", vmu_tm(vmu, &tm));
2163         fprintf(p, "Date: %s\n", date);
2164
2165         if (*pagerfromstring) {
2166                 struct ast_channel *ast;
2167                 if ((ast = ast_channel_alloc(0, AST_STATE_DOWN, 0, 0, "", "", "", 0, 0))) {
2168                         char *passdata;
2169                         int vmlen = strlen(fromstring)*3 + 200;
2170                         if ((passdata = alloca(vmlen))) {
2171                                 memset(passdata, 0, vmlen);
2172                                 prep_email_sub_vars(ast, vmu, msgnum + 1, context, mailbox, cidnum, cidname, dur, date, passdata, vmlen, category);
2173                                 pbx_substitute_variables_helper(ast, pagerfromstring, passdata, vmlen);
2174                                 fprintf(p, "From: %s <%s>\n", passdata, who);
2175                         } else 
2176                                 ast_log(LOG_WARNING, "Cannot allocate workspace for variable substitution\n");
2177                         ast_channel_free(ast);
2178                 } else 
2179                         ast_log(LOG_WARNING, "Cannot allocate the channel for variables substitution\n");
2180         } else
2181                 fprintf(p, "From: Asterisk PBX <%s>\n", who);
2182         fprintf(p, "To: %s\n", pager);
2183         if (pagersubject) {
2184                 struct ast_channel *ast;
2185                 if ((ast = ast_channel_alloc(0, AST_STATE_DOWN, 0, 0, "", "", "", 0, 0))) {
2186                         char *passdata;
2187                         int vmlen = strlen(pagersubject) * 3 + 200;
2188                         if ((passdata = alloca(vmlen))) {
2189                                 memset(passdata, 0, vmlen);
2190                                 prep_email_sub_vars(ast, vmu, msgnum + 1, context, mailbox, cidnum, cidname, dur, date, passdata, vmlen, category);
2191                                 pbx_substitute_variables_helper(ast, pagersubject, passdata, vmlen);
2192                                 fprintf(p, "Subject: %s\n\n", passdata);
2193                         } else
2194                                 ast_log(LOG_WARNING, "Cannot allocate workspace for variable substitution\n");
2195                         ast_channel_free(ast);
2196                 } else
2197                         ast_log(LOG_WARNING, "Cannot allocate the channel for variables substitution\n");
2198         } else
2199                 fprintf(p, "Subject: New VM\n\n");
2200
2201         ast_strftime(date, sizeof(date), "%A, %B %d, %Y at %r", &tm);
2202         if (pagerbody) {
2203                 struct ast_channel *ast;
2204                 if ((ast = ast_channel_alloc(0, AST_STATE_DOWN, 0, 0, "", "", "", 0, 0))) {
2205                         char *passdata;
2206                         int vmlen = strlen(pagerbody) * 3 + 200;
2207                         passdata = alloca(vmlen);
2208                         memset(passdata, 0, vmlen);
2209                         prep_email_sub_vars(ast, vmu, msgnum + 1, context, mailbox, cidnum, cidname, dur, date, passdata, vmlen, category);
2210                         pbx_substitute_variables_helper(ast, pagerbody, passdata, vmlen);
2211                         fprintf(p, "%s\n", passdata);
2212                         ast_channel_free(ast);
2213                 } else
2214                         ast_log(LOG_WARNING, "Cannot allocate the channel for variables substitution\n");
2215         } else {
2216                 fprintf(p, "New %s long msg in box %s\n"
2217                                 "from %s, on %s", dur, mailbox, (cidname ? cidname : (cidnum ? cidnum : "unknown")), date);
2218         }
2219         fclose(p);
2220         snprintf(tmp2, sizeof(tmp2), "( %s < %s ; rm -f %s ) &", mailcmd, tmp, tmp);
2221         ast_safe_system(tmp2);
2222         ast_debug(1, "Sent page to %s with command '%s'\n", pager, mailcmd);
2223         return 0;
2224 }
2225
2226 static int get_date(char *s, int len)
2227 {
2228         struct ast_tm tm;
2229         struct timeval t = ast_tvnow();
2230         ast_localtime(&t, &tm, NULL);
2231         return ast_strftime(s, len, "%a %b %e %r %Z %Y", &tm);
2232 }
2233
2234 static int invent_message(struct ast_channel *chan, char *context, char *ext, int busy, char *ecodes)
2235 {
2236         int res;
2237         char fn[PATH_MAX];
2238         char dest[PATH_MAX];
2239
2240         snprintf(fn, sizeof(fn), "%s%s/%s/greet", VM_SPOOL_DIR, context, ext);
2241
2242         if ((res = create_dirpath(dest, sizeof(dest), context, ext, ""))) {
2243                 ast_log(LOG_WARNING, "Failed to make directory(%s)\n", fn);
2244                 return -1;
2245         }
2246
2247         RETRIEVE(fn, -1, ext, context);
2248         if (ast_fileexists(fn, NULL, NULL) > 0) {
2249                 res = ast_stream_and_wait(chan, fn, ecodes);
2250                 if (res) {
2251                         DISPOSE(fn, -1);
2252                         return res;
2253                 }
2254         } else {
2255                 /* Dispose just in case */
2256                 DISPOSE(fn, -1);
2257                 res = ast_stream_and_wait(chan, "vm-theperson", ecodes);
2258                 if (res)
2259                         return res;
2260                 res = ast_say_digit_str(chan, ext, ecodes, chan->language);
2261                 if (res)
2262                         return res;
2263         }
2264         res = ast_stream_and_wait(chan, busy ? "vm-isonphone" : "vm-isunavail", ecodes);
2265         return res;
2266 }
2267
2268 static void free_user(struct ast_vm_user *vmu)
2269 {
2270         if (!ast_test_flag(vmu, VM_ALLOCED))
2271                 return;
2272
2273         ast_free(vmu);
2274 }
2275
2276 static void free_zone(struct vm_zone *z)
2277 {
2278         ast_free(z);
2279 }
2280
2281 static const char *mbox(int id)
2282 {
2283         static const char *msgs[] = {
2284                 "INBOX",
2285                 "Old",
2286                 "Work",
2287                 "Family",
2288                 "Friends",
2289                 "Cust1",
2290                 "Cust2",
2291                 "Cust3",
2292                 "Cust4",
2293                 "Cust5",
2294         };
2295         return (id >= 0 && id < (sizeof(msgs)/sizeof(msgs[0]))) ? msgs[id] : "Unknown";
2296 }
2297
2298 #ifdef ODBC_STORAGE
2299 static int inboxcount(const char *mailbox, int *newmsgs, int *oldmsgs)
2300 {
2301         int x = -1;
2302         int res;
2303         SQLHSTMT stmt;
2304         char sql[PATH_MAX];
2305         char rowdata[20];
2306         char tmp[PATH_MAX] = "";
2307         struct odbc_obj *obj;
2308         char *context;
2309         struct generic_prepare_struct gps = { .sql = sql, .argc = 0 };
2310
2311         if (newmsgs)
2312                 *newmsgs = 0;
2313         if (oldmsgs)
2314                 *oldmsgs = 0;
2315
2316         /* If no mailbox, return immediately */
2317         if (ast_strlen_zero(mailbox))
2318                 return 0;
2319
2320         ast_copy_string(tmp, mailbox, sizeof(tmp));
2321         
2322         context = strchr(tmp, '@');
2323         if (context) {
2324                 *context = '\0';
2325                 context++;
2326         } else
2327                 context = "default";
2328         
2329         obj = ast_odbc_request_obj(odbc_database, 0);
2330         if (obj) {
2331                 snprintf(sql, sizeof(sql), "SELECT COUNT(*) FROM %s WHERE dir = '%s%s/%s/%s'", odbc_table, VM_SPOOL_DIR, context, tmp, "INBOX");
2332                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
2333                 if (!stmt) {
2334                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
2335                         ast_odbc_release_obj(obj);
2336                         goto yuck;
2337                 }
2338                 res = SQLFetch(stmt);
2339                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2340                         ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql);
2341                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2342                         ast_odbc_release_obj(obj);
2343                         goto yuck;
2344                 }
2345                 res = SQLGetData(stmt, 1, SQL_CHAR, rowdata, sizeof(rowdata), NULL);
2346                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2347                         ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
2348                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2349                         ast_odbc_release_obj(obj);
2350                         goto yuck;
2351                 }
2352                 *newmsgs = atoi(rowdata);
2353                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2354
2355                 res = SQLAllocHandle(SQL_HANDLE_STMT, obj->con, &stmt);
2356                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2357                         ast_log(LOG_WARNING, "SQL Alloc Handle failed!\n");
2358                         ast_odbc_release_obj(obj);
2359                         goto yuck;
2360                 }
2361                 snprintf(sql, sizeof(sql), "SELECT COUNT(*) FROM %s WHERE dir = '%s%s/%s/%s'", odbc_table, VM_SPOOL_DIR, context, tmp, "Old");
2362                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
2363                 if (!stmt) {
2364                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
2365                         ast_odbc_release_obj(obj);
2366                         goto yuck;
2367                 }
2368                 res = SQLFetch(stmt);
2369                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2370                         ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql);
2371                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2372                         ast_odbc_release_obj(obj);
2373                         goto yuck;
2374                 }
2375                 res = SQLGetData(stmt, 1, SQL_CHAR, rowdata, sizeof(rowdata), NULL);
2376                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2377                         ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
2378                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2379                         ast_odbc_release_obj(obj);
2380                         goto yuck;
2381                 }
2382                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2383                 ast_odbc_release_obj(obj);
2384                 *oldmsgs = atoi(rowdata);
2385                 x = 0;
2386         } else
2387                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
2388                 
2389 yuck:   
2390         return x;
2391 }
2392
2393 static int messagecount(const char *context, const char *mailbox, const char *folder)
2394 {
2395         struct odbc_obj *obj = NULL;
2396         int nummsgs = 0;
2397         int res;
2398         SQLHSTMT stmt = NULL;
2399         char sql[PATH_MAX];
2400         char rowdata[20];
2401         struct generic_prepare_struct gps = { .sql = sql, .argc = 0 };
2402         if (!folder)
2403                 folder = "INBOX";
2404         /* If no mailbox, return immediately */
2405         if (ast_strlen_zero(mailbox))
2406                 return 0;
2407
2408         obj = ast_odbc_request_obj(odbc_database, 0);
2409         if (obj) {
2410                 snprintf(sql, sizeof(sql), "SELECT COUNT(*) FROM %s WHERE dir = '%s%s/%s/%s'", odbc_table, VM_SPOOL_DIR, context, mailbox, folder);
2411                 stmt = ast_odbc_prepare_and_execute(obj, generic_prepare, &gps);
2412                 if (!stmt) {
2413                         ast_log(LOG_WARNING, "SQL Execute error!\n[%s]\n\n", sql);
2414                         goto yuck;
2415                 }
2416                 res = SQLFetch(stmt);
2417                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2418                         ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql);
2419                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2420                         goto yuck;
2421                 }
2422                 res = SQLGetData(stmt, 1, SQL_CHAR, rowdata, sizeof(rowdata), NULL);
2423                 if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) {
2424                         ast_log(LOG_WARNING, "SQL Get Data error!\n[%s]\n\n", sql);
2425                         SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2426                         goto yuck;
2427                 }
2428                 nummsgs = atoi(rowdata);
2429                 SQLFreeHandle (SQL_HANDLE_STMT, stmt);
2430         } else
2431                 ast_log(LOG_WARNING, "Failed to obtain database object for '%s'!\n", odbc_database);
2432
2433 yuck:
2434         if (obj)
2435                 ast_odbc_release_obj(obj);
2436         return nummsgs;
2437 }
2438
2439 static int has_voicemail(const char *mailbox, const char *folder)
2440 {
2441         char *context, tmp[256];
2442         ast_copy_string(tmp, mailbox, sizeof(tmp));
2443         if ((context = strchr(tmp, '@')))
2444                 *context++ = '\0';
2445         else
2446                 context = "default";
2447
2448         if (messagecount(context, tmp, folder))
2449                 return 1;
2450         else
2451                 return 0;
2452 }
2453
2454 #elif defined(IMAP_STORAGE)
2455
2456 static int imap_store_file(char *dir, char *mailboxuser, char *mailboxcontext, int msgnum, struct ast_channel *chan, struct ast_vm_user *vmu, char *fmt, int duration, struct vm_state *vms)
2457 {
2458         char *myserveremail = serveremail;
2459         char fn[PATH_MAX];
2460         char mailbox[256];
2461         char *stringp;
2462         FILE *p=NULL;
2463         char tmp[80] = "/tmp/astmail-XXXXXX";
2464         long len;
2465         void *buf;
2466         STRING str;
2467         
2468         /* Attach only the first format */
2469         fmt = ast_strdupa(fmt);
2470         stringp = fmt;
2471         strsep(&stringp, "|");
2472
2473         if (!ast_strlen_zero(vmu->serveremail))
2474                 myserveremail = vmu->serveremail;
2475
2476         if (msgnum > -1)
2477                 make_file(fn, sizeof(fn), dir, msgnum);
2478         else
2479                 ast_copy_string (fn, dir, sizeof(fn));
2480         
2481         if (ast_strlen_zero(vmu->email))
2482                 ast_copy_string(vmu->email, vmu->imapuser, sizeof(vmu->email));
2483
2484         if (!strcmp(fmt, "wav49"))
2485                 fmt = "WAV";
2486         ast_debug(3, "Storing file '%s', format '%s'\n", fn, fmt);
2487
2488         /* Make a temporary file instead of piping directly to sendmail, in case the mail
2489            command hangs */
2490         if (!(p = vm_mkftemp(tmp))) {
2491                 ast_log(LOG_WARNING, "Unable to store '%s' (can't create temporary file)\n", fn);
2492                 return -1;
2493
2494         }
2495
2496         if (msgnum < 0 && imapgreetings) {
2497                 init_mailstream(vms, GREETINGS_FOLDER);
2498                 imap_delete_old_greeting(fn, vms);
2499         }
2500         
2501         make_email_file(p, myserveremail, vmu, msgnum, vmu->context, vmu->mailbox, S_OR(chan->cid.cid_num, NULL), S_OR(chan->cid.cid_name, NULL), fn, fmt, duration, 1, chan, NULL, 1);
2502         /* read mail file to memory */          
2503         len = ftell(p);
2504         rewind(p);
2505         if (!(buf = ast_malloc(len+1))) {
2506                 ast_log(LOG_ERROR, "Can't allocate %ld bytes to read message\n", len+1);
2507                 return -1;
2508         }
2509         fread(buf, len, 1, p);
2510         ((char *)buf)[len] = '\0';
2511         INIT(&str, mail_string, buf, len);
2512         init_mailstream(vms, NEW_FOLDER);
2513         imap_mailbox_name(mailbox, vms, NEW_FOLDER, 1);
2514         if(!mail_append(vms->mailstream, mailbox, &str))
2515                 ast_log(LOG_ERROR, "Error while sending the message to %s\n", mailbox);
2516         fclose(p);
2517         unlink(tmp);
2518         ast_free(buf);
2519         ast_debug(3, "%s stored\n", fn);
2520         return 0;
2521
2522 }
2523
2524 static int inboxcount(const char *mailbox, int *newmsgs, int *oldmsgs)
2525 {
2526         SEARCHPGM *pgm;
2527         SEARCHHEADER *hdr;
2528  
2529         struct ast_vm_user *vmu;
2530         struct vm_state *vms_p;
2531         char tmp[256] = "";
2532         char *mb, *cur;
2533         char *mailboxnc; 
2534         char *context;
2535         int ret = 0;
2536
2537         if (newmsgs)
2538                 *newmsgs = 0;
2539
2540         if (oldmsgs)
2541                 *oldmsgs = 0;
2542  
2543          ast_debug(3,"Mailbox is set to %s\n",mailbox);
2544
2545         /* If no mailbox, return immediately */
2546         if (ast_strlen_zero(mailbox)) 
2547                 return 0;
2548
2549         if (strchr(mailbox, ',')) {
2550                 int tmpnew, tmpold;
2551                 ast_copy_string(tmp, mailbox, sizeof(tmp));
2552                 mb = tmp;
2553                 ret = 0;
2554                 while((cur = strsep(&mb, ", "))) {
2555                         if (!ast_strlen_zero(cur)) {
2556                                 if (inboxcount(cur, newmsgs ? &tmpnew : NULL, oldmsgs ? &tmpold : NULL))
2557                                         return -1;
2558                                 else {
2559                                         if (newmsgs)
2560                                                 *newmsgs += tmpnew; 
2561                                         if (oldmsgs)
2562                                                 *oldmsgs += tmpold;
2563                                 }
2564                         }
2565                 }
2566                 return 0;
2567         }
2568
2569         ast_copy_string(tmp, mailbox, sizeof(tmp));
2570
2571         if ((context = strchr(tmp, '@'))) {
2572                 *context = '\0';
2573                 mailboxnc = tmp;
2574                 context++;
2575         } else {
2576                 context = "default";
2577                 mailboxnc = (char *)mailbox;
2578         }
2579  
2580         /* We have to get the user before we can open the stream! */
2581         /*ast_debug(1,"Before find_user, context is %s and mailbox is %s\n",context,mailbox); */
2582         if (!(vmu = find_user(NULL, context, mailboxnc))) {
2583                 ast_log(LOG_ERROR, "Couldn't find mailbox %s in context %s\n", mailboxnc, context);
2584                 return -1;
2585         }
2586         
2587         /* No IMAP account available */
2588         if (vmu->imapuser[0] == '\0') {
2589                 ast_log (LOG_WARNING,"IMAP user not set for mailbox %s\n",vmu->mailbox);
2590                 free_user(vmu);
2591                 return -1;
2592         }
2593
2594         /* check if someone is accessing this box right now... */
2595         if ((vms_p = get_vm_state_by_imapuser(vmu->imapuser, 1)) || (vms_p = get_vm_state_by_mailbox(mailboxnc, 1))) {
2596                 ast_debug(3,"Returning before search - user is logged in\n");
2597                 *newmsgs = vms_p->newmessages;
2598                 *oldmsgs = vms_p->oldmessages;
2599                 free_user(vmu);
2600                 return 0;
2601         }
2602
2603         /* add one if not there... */
2604         if (!(vms_p = get_vm_state_by_imapuser(vmu->imapuser, 0)) && !(vms_p = get_vm_state_by_mailbox(mailboxnc, 0))) {
2605                 ast_debug(3,"Adding new vmstate for %s\n",vmu->imapuser);
2606                 if (!(vms_p = ast_calloc(1, sizeof(*vms_p)))) {
2607                         free_user(vmu);
2608                         return -1;
2609                 }
2610                 ast_copy_string(vms_p->imapuser,vmu->imapuser, sizeof(vms_p->imapuser));
2611                 ast_copy_string(vms_p->username, mailboxnc, sizeof(vms_p->username)); /* save for access from interactive entry point */
2612                 vms_p->mailstream = NIL; /* save for access from interactive entry point */
2613                 ast_debug(3,"Copied %s to %s\n",vmu->imapuser,vms_p->imapuser);
2614                 vms_p->updated = 1;
2615                 /* set mailbox to INBOX! */
2616                 ast_copy_string(vms_p->curbox, mbox(NEW_FOLDER), sizeof(vms_p->curbox));
2617                 init_vm_state(vms_p);
2618                 vmstate_insert(vms_p);
2619         }
2620
2621         /* If no mailstream exists yet and even after attempting to initialize it fails, bail out */
2622         ret = init_mailstream(vms_p, NEW_FOLDER);
2623         if (!vms_p->mailstream) {
2624                 ast_log (LOG_ERROR,"Houston we have a problem - IMAP mailstream is NULL\n");
2625                 free_user(vmu);
2626                 return -1;
2627         }
2628
2629         if (!ret && vms_p->updated > 0) {
2630                 if (newmsgs) {
2631                         pgm = mail_newsearchpgm();
2632                         hdr = mail_newsearchheader("X-Asterisk-VM-Extension", (char *)mailboxnc);
2633                         pgm->header = hdr;
2634                         pgm->unseen = 1;
2635                         pgm->seen = 0;
2636                         pgm->undeleted = 1;
2637                         pgm->deleted = 0;
2638                         vms_p->vmArrayIndex = 0;
2639                         mail_search_full(vms_p->mailstream, NULL, pgm, NIL);
2640                         *newmsgs = vms_p->vmArrayIndex;
2641                         vms_p->newmessages = vms_p->vmArrayIndex;
2642                         mail_free_searchpgm(&pgm);
2643                 }
2644                 if (oldmsgs) {
2645                         pgm = mail_newsearchpgm ();
2646                         hdr = mail_newsearchheader ("X-Asterisk-VM-Extension", (char *)mailboxnc);
2647                         pgm->header = hdr;
2648                         pgm->unseen = 0;
2649                         pgm->seen = 1;
2650                         pgm->undeleted = 1;
2651                         pgm->deleted = 0;
2652                         vms_p->vmArrayIndex = 0;
2653                         mail_search_full(vms_p->mailstream, NULL, pgm, NIL);
2654                         *oldmsgs = vms_p->vmArrayIndex;
2655                         vms_p->oldmessages = vms_p->vmArrayIndex;
2656                         mail_free_searchpgm(&pgm);
2657                 }
2658         }
2659
2660         if (vms_p->updated > 1) {  /* changes, so we did the searches above */
2661                 vms_p->updated = 0;
2662         } else {  /* no changes, so don't search */
2663                 mail_ping(vms_p->mailstream);
2664                 /* Keep the old data */
2665                 *newmsgs = vms_p->newmessages;
2666                 *oldmsgs = vms_p->oldmessages;
2667         }
2668
2669         free_user(vmu);
2670         return 0;
2671  }
2672
2673 static int has_voicemail(const char *mailbox, const char *folder)
2674 {
2675         int newmsgs, oldmsgs;
2676         
2677         if(inboxcount(mailbox, &newmsgs, &oldmsgs))
2678                 return folder? oldmsgs: newmsgs;
2679         else
2680                 return 0;
2681 }
2682
2683 static int messagecount(const char *context, const char *mailbox, const char *folder)
2684 {
2685         int newmsgs, oldmsgs;
2686         char tmp[256] = "";
2687         
2688         if (ast_strlen_zero(mailbox))
2689                 return 0;
2690         sprintf(tmp,"%s@%s", mailbox, ast_strlen_zero(context)? "default": context);
2691
2692         if(inboxcount(tmp, &newmsgs, &oldmsgs))
2693                 return folder? oldmsgs: newmsgs;
2694         else
2695                 return 0;
2696 }
2697
2698 #endif
2699 #ifndef IMAP_STORAGE
2700 /* copy message only used by file storage */
2701 static int copy_message(struct ast_channel *chan, struct ast_vm_user *vmu, int imbox, int msgnum, long duration, struct ast_vm_user *recip, char *fmt, char *dir)
2702 {
2703         char fromdir[PATH_MAX], todir[PATH_MAX], frompath[PATH_MAX], topath[PATH_MAX];
2704         const char *frombox = mbox(imbox);
2705         int recipmsgnum;
2706
2707         ast_log(LOG_NOTICE, "Copying message from %s@%s to %s@%s\n", vmu->mailbox, vmu->context, recip->mailbox, recip->context);
2708
2709         create_dirpath(todir, sizeof(todir), recip->context, recip->mailbox, "INBOX");
2710         
2711         if (!dir)
2712                 make_dir(fromdir, sizeof(fromdir), vmu->context, vmu->mailbox, frombox);
2713         else
2714                 ast_copy_string(fromdir, dir, sizeof(fromdir));
2715
2716         make_file(frompath, sizeof(frompath), fromdir, msgnum);
2717         make_dir(todir, sizeof(todir), recip->context, recip->mailbox, frombox);
2718
2719         if (vm_lock_path(todir))
2720                 return ERROR_LOCK_PATH;
2721
2722         recipmsgnum = last_message_index(recip, todir) + 1;
2723         if (recipmsgnum < recip->maxmsg) {
2724                 make_file(topath, sizeof(topath), todir, recipmsgnum);
2725                 COPY(fromdir, msgnum, todir, recipmsgnum, recip->mailbox, recip->context, frompath, topath);
2726         } else {
2727                 ast_log(LOG_ERROR, "Recipient mailbox %s@%s is full\n", recip->mailbox, recip->context);
2728         }
2729         ast_unlock_path(todir);
2730         notify_new_message(chan, recip, recipmsgnum, duration, fmt, S_OR(chan->cid.cid_num, NULL), S_OR(chan->cid.cid_name, NULL));
2731         
2732         return 0;
2733 }
2734 #endif
2735 #if !(defined(IMAP_STORAGE) || defined(ODBC_STORAGE))
2736 static int messagecount(const char *context, const char *mailbox, const char *folder)
2737 {
2738         return __has_voicemail(context, mailbox, folder, 0);
2739 }
2740
2741
2742 static int __has_voicemail(const char *context, const char *mailbox, const char *folder, int shortcircuit)
2743 {
2744         DIR *dir;
2745         struct dirent *de;
2746         char fn[256];
2747         int ret = 0;
2748
2749         /* If no mailbox, return immediately */
2750         if (ast_strlen_zero(mailbox))
2751                 return 0;
2752
2753         if (ast_strlen_zero(folder))
2754                 folder = "INBOX";
2755         if (ast_strlen_zero(context))
2756                 context = "default";
2757
2758         snprintf(fn, sizeof(fn), "%s%s/%s/%s", VM_SPOOL_DIR, context, mailbox, folder);
2759
2760         if (!(dir = opendir(fn)))
2761                 return 0;
2762
2763         while ((de = readdir(dir))) {
2764                 if (!strncasecmp(de->d_name, "msg", 3)) {
2765                         if (shortcircuit) {
2766                                 ret = 1;
2767                                 break;
2768                         } else if (!strncasecmp(de->d_name + 8, "txt", 3))
2769                                 ret++;
2770                 }
2771         }
2772
2773         closedir(dir);
2774
2775         return ret;
2776 }
2777
2778
2779 static int has_voicemail(const char *mailbox, const char *folder)
2780 {
2781         char tmp[256], *tmp2 = tmp, *mbox, *context;
2782         ast_copy_string(tmp, mailbox, sizeof(tmp));
2783         while ((mbox = strsep(&tmp2, ","))) {
2784                 if ((context = strchr(mbox, '@')))
2785                         *context++ = '\0';
2786                 else
2787                         context = "default";
2788                 if (__has_voicemail(context, mbox, folder, 1))
2789                         return 1;
2790         }
2791         return 0;
2792 }
2793
2794
2795 static int inboxcount(const char *mailbox, int *newmsgs, int *oldmsgs)
2796 {
2797         char tmp[256];
2798         char *context;
2799
2800         /* If no mailbox, return immediately */
2801         if (ast_strlen_zero(mailbox))
2802                 return 0;
2803
2804         if (newmsgs)
2805                 *newmsgs = 0;
2806         if (oldmsgs)
2807                 *oldmsgs = 0;
2808
2809         if (strchr(mailbox, ',')) {
2810                 int tmpnew, tmpold;
2811                 char *mb, *cur;
2812
2813                 ast_copy_string(tmp, mailbox, sizeof(tmp));
2814                 mb = tmp;
2815                 while ((cur = strsep(&mb, ", "))) {
2816                         if (!ast_strlen_zero(cur)) {
2817                                 if (inboxcount(cur, newmsgs ? &tmpnew : NULL, oldmsgs ? &tmpold : NULL))
2818                                         return -1;
2819                                 else {
2820                                         if (newmsgs)
2821                                                 *newmsgs += tmpnew; 
2822                                         if (oldmsgs)
2823                                                 *oldmsgs += tmpold;
2824                                 }
2825                         }
2826                 }
2827                 return 0;
2828         }
2829
2830         ast_copy_string(tmp, mailbox, sizeof(tmp));
2831         
2832         if ((context = strchr(tmp, '@')))
2833                 *context++ = '\0';
2834         else
2835                 context = "default";
2836
2837         if (newmsgs)
2838                 *newmsgs = __has_voicemail(context, tmp, "INBOX", 0);
2839         if (oldmsgs)
2840                 *oldmsgs = __has_voicemail(context, tmp, "Old", 0);
2841
2842         return 0;
2843 }
2844
2845 #endif
2846
2847 static void run_externnotify(char *context, char *extension)
2848 {
2849         char arguments[255];
2850         char ext_context[256] = "";
2851         int newvoicemails = 0, oldvoicemails = 0;
2852         struct ast_smdi_mwi_message *mwi_msg;
2853
2854         if (!ast_strlen_zero(context))
2855                 snprintf(ext_context, sizeof(ext_context), "%s@%s", extension, context);
2856         else
2857                 ast_copy_string(ext_context, extension, sizeof(ext_context));
2858
2859         if (smdi_iface) {
2860                 if (ast_app_has_voicemail(ext_context, NULL)) 
2861                         ast_smdi_mwi_set(smdi_iface, extension);
2862                 else
2863                         ast_smdi_mwi_unset(smdi_iface, extension);
2864
2865                 if ((mwi_msg = ast_smdi_mwi_message_wait(smdi_iface, SMDI_MWI_WAIT_TIMEOUT))) {
2866                         ast_log(LOG_ERROR, "Error executing SMDI MWI change for %s on %s\n", extension, smdi_iface->name);
2867                         if (!strncmp(mwi_msg->cause, "INV", 3))
2868                                 ast_log(LOG_ERROR, "Invalid MWI extension: %s\n", mwi_msg->fwd_st);
2869                         else if (!strncmp(mwi_msg->cause, "BLK", 3))
2870                                 ast_log(LOG_WARNING, "MWI light was already on or off for %s\n", mwi_msg->fwd_st);
2871                         ast_log(LOG_WARNING, "The switch reported '%s'\n", mwi_msg->cause);
2872                         ASTOBJ_UNREF(mwi_msg, ast_smdi_mwi_message_destroy);
2873                 } else {
2874                         ast_debug(1, "Successfully executed SMDI MWI change for %s on %s\n", extension, smdi_iface->name);
2875                 }
2876         }
2877
2878         if (!ast_strlen_zero(externnotify)) {
2879                 if (inboxcount(ext_context, &newvoicemails, &oldvoicemails)) {
2880                         ast_log(LOG_ERROR, "Problem in calculating number of voicemail messages available for extension %s\n", extension);
2881                 } else {
2882                         snprintf(arguments, sizeof(arguments), "%s %s %s %d&", externnotify, context, extension, newvoicemails);
2883                         ast_debug(1, "Executing %s\n", arguments);
2884                         ast_safe_system(arguments);
2885                 }
2886         }
2887 }
2888
2889 struct leave_vm_options {
2890         unsigned int flags;
2891         signed char record_gain;
2892 };
2893
2894 static int leave_voicemail(struct ast_channel *chan, char *ext, struct leave_vm_options *options)
2895 {
2896 #ifdef IMAP_STORAGE
2897         int newmsgs, oldmsgs;
2898         struct vm_state *vms = NULL;
2899 #endif
2900         char txtfile[PATH_MAX], tmptxtfile[PATH_MAX];
2901         char callerid[256];
2902         FILE *txt;
2903         char date[256];
2904         int txtdes;
2905         int res = 0;
2906         int msgnum;
2907         int duration = 0;
2908         int ausemacro = 0;
2909         int ousemacro = 0;
2910         int ouseexten = 0;
2911         int rtmsgid = 0;
2912         char tmpid[16];
2913         char tmpdur[16];
2914         char priority[16];
2915         char origtime[16];
2916         char dir[PATH_MAX], tmpdir[PATH_MAX];
2917         char fn[PATH_MAX];
2918         char prefile[PATH_MAX] = "";
2919         char tempfile[PATH_MAX] = "";
2920         char ext_context[256] = "";
2921         char fmt[80];
2922         char *context;
2923         char ecodes[16] = "#";
2924         char tmp[1024] = "", *tmpptr;
2925         struct ast_vm_user *vmu;
2926         struct ast_vm_user svm;
2927         const char *category = NULL;
2928
2929         ast_copy_string(tmp, ext, sizeof(tmp));
2930         ext = tmp;
2931         if ((context = strchr(tmp, '@'))) {
2932                 *context++ = '\0';
2933                 tmpptr = strchr(context, '&');
2934         } else {
2935                 tmpptr = strchr(ext, '&');
2936         }
2937
2938         if (tmpptr)
2939                 *tmpptr++ = '\0';
2940
2941         category = pbx_builtin_getvar_helper(chan, "VM_CATEGORY");
2942
2943         ast_debug(3, "Before find_user\n");
2944         if (!(vmu = find_user(&svm, context, ext))) {
2945                 ast_log(LOG_WARNING, "No entry in voicemail config file for '%s'\n", ext);
2946                 pbx_builtin_setvar_helper(chan, "VMSTATUS", "FAILED");
2947                 return res;
2948         }
2949         /* Setup pre-file if appropriate */
2950         if (strcmp(vmu->context, "default"))
2951                 snprintf(ext_context, sizeof(ext_context), "%s@%s", ext, vmu->context);
2952         else
2953                 ast_copy_string(ext_context, vmu->mailbox, sizeof(ext_context));
2954         if (ast_test_flag(options, OPT_BUSY_GREETING)) {
2955                 snprintf(prefile, sizeof(prefile), "%s%s/%s/busy", VM_SPOOL_DIR, vmu->context, ext);
2956         } else if (ast_test_flag(options, OPT_UNAVAIL_GREETING)) {
2957                 snprintf(prefile, sizeof(prefile), "%s%s/%s/unavail", VM_SPOOL_DIR, vmu->context, ext);
2958         }
2959         snprintf(tempfile, sizeof(tempfile), "%s%s/%s/temp", VM_SPOOL_DIR, vmu->context, ext);
2960         if ((res = create_dirpath(tmpdir, sizeof(tmpdir), vmu->context, ext, "tmp"))) {
2961                 ast_log(LOG_WARNING, "Failed to make directory (%s)\n", tempfile);
2962                 return -1;
2963         }
2964         RETRIEVE(tempfile, -1, ext, context);
2965         if (ast_fileexists(tempfile, NULL, NULL) > 0)
2966                 ast_copy_string(prefile, tempfile, sizeof(prefile));
2967         DISPOSE(tempfile, -1);
2968         /* It's easier just to try to make it than to check for its existence */
2969         create_dirpath(dir, sizeof(dir), vmu->context, ext, "INBOX");
2970
2971         /* Check current or macro-calling context for special extensions */
2972         if (ast_test_flag(vmu, VM_OPERATOR)) {
2973                 if (!ast_strlen_zero(vmu->exit)) {
2974                         if (ast_exists_extension(chan, vmu->exit, "o", 1, chan->cid.cid_num)) {
2975                                 strncat(ecodes, "0", sizeof(ecodes) - strlen(ecodes) - 1);
2976                                 ouseexten = 1;
2977                         }
2978                 } else if (ast_exists_extension(chan, chan->context, "o", 1, chan->cid.cid_num)) {
2979                         strncat(ecodes, "0", sizeof(ecodes) - strlen(ecodes) - 1);
2980                         ouseexten = 1;
2981                 }
2982                 else if (!ast_strlen_zero(chan->macrocontext) && ast_exists_extension(chan, chan->macrocontext, "o", 1, chan->cid.cid_num)) {
2983                 strncat(ecodes, "0", sizeof(ecodes) - strlen(ecodes) - 1);
2984                 ousemacro = 1;
2985                 }
2986         }
2987
2988         if (!ast_strlen_zero(vmu->exit)) {
2989                 if (ast_exists_extension(chan, vmu->exit, "a", 1, chan->cid.cid_num))
2990                         strncat(ecodes, "*", sizeof(ecodes) - strlen(ecodes) - 1);
2991         } else if (ast_exists_extension(chan, chan->context, "a", 1, chan->cid.cid_num))
2992                 strncat(ecodes, "*", sizeof(ecodes) - strlen(ecodes) - 1);
2993         else if (!ast_strlen_zero(chan->macrocontext) && ast_exists_extension(chan, chan->macrocontext, "a", 1, chan->cid.cid_num)) {
2994                 strncat(ecodes, "*", sizeof(ecodes) - strlen(ecodes) - 1);
2995                 ausemacro = 1;
2996         }
2997
2998         /* Play the beginning intro if desired */
2999         if (!ast_strlen_zero(prefile)) {
3000                 RETRIEVE(prefile, -1, ext, context);
3001                 if (ast_fileexists(prefile, NULL, NULL) > 0) {
3002                         if (ast_streamfile(chan, prefile, chan->language) > -1) 
3003                                 res = ast_waitstream(chan, ecodes);
3004                 } else {
3005                         ast_debug(1, "%s doesn't exist, doing what we can\n", prefile);
3006                         res = invent_message(chan, vmu->context, ext, ast_test_flag(options, OPT_BUSY_GREETING), ecodes);
3007                 }
3008                 DISPOSE(prefile, -1);
3009                 if (res < 0) {
3010                         ast_debug(1, "Hang up during prefile playback\n");
3011                         free_user(vmu);
3012                         pbx_builtin_setvar_helper(chan, "VMSTATUS", "FAILED");
3013                         return -1;
3014                 }
3015         }
3016         if (res == '#') {
3017                 /* On a '#' we skip the instructions */
3018                 ast_set_flag(options, OPT_SILENT);
3019                 res = 0;
3020         }
3021         if (!res && !ast_test_flag(options, OPT_SILENT)) {
3022                 res = ast_stream_and_wait(chan, INTRO, ecodes);
3023                 if (res == '#') {
3024                         ast_set_flag(options, OPT_SILENT);
3025                         res = 0;
3026                 }
3027         }
3028         if (res > 0)
3029                 ast_stopstream(chan);
3030         /* Check for a '*' here in case the caller wants to escape from voicemail to something
3031          other than the operator -- an automated attendant or mailbox login for example */
3032         if (res == '*') {
3033                 chan->exten[0] = 'a';
3034                 chan->exten[1] = '\0';
3035                 if (!ast_strlen_zero(vmu->exit)) {
3036                         ast_copy_string(chan->context, vmu->exit, sizeof(chan->context));
3037                 } else if (ausemacro && !ast_strlen_zero(chan->macrocontext)) {
3038                         ast_copy_string(chan->context, chan->macrocontext, sizeof(chan->context));
3039                 }
3040                 chan->priority = 0;
3041                 free_user(vmu);
3042                 pbx_builtin_setvar_helper(chan, "VMSTATUS", "USEREXIT");
3043                 return 0;
3044         }
3045
3046         /* Check for a '0' here */
3047         if (res == '0') {
3048         transfer:
3049                 if (ouseexten || ousemacro) {
3050                         chan->exten[0] = 'o';
3051                         chan->exten[1] = '\0';
3052                         if (!ast_strlen_zero(vmu->exit)) {
3053                                 ast_copy_string(chan->context, vmu->exit, sizeof(chan->context));
3054                         } else if (ousemacro && !ast_strlen_zero(chan->macrocontext)) {
3055                                 ast_copy_string(chan->context, chan->macrocontext, sizeof(chan->context));
3056                         }
3057                         ast_play_and_wait(chan, "transfer");
3058                         chan->priority = 0;
3059                         free_user(vmu);
3060                         pbx_builtin_setvar_helper(chan, "VMSTATUS", "USEREXIT");
3061                 }
3062                 return 0;
3063         }
3064         if (res < 0) {
3065                 free_user(vmu);
3066                 pbx_builtin_setvar_helper(chan, "VMSTATUS", "FAILED");
3067                 return -1;
3068         }
3069         /* The meat of recording the message...  All the announcements and beeps have been played*/
3070         ast_copy_string(fmt, vmfmts, sizeof(fmt));
3071         if (!ast_strlen_zero(fmt)) {
3072                 msgnum = 0;
3073
3074 #ifdef IMAP_STORAGE
3075                 /* Is ext a mailbox? */
3076                 /* must open stream for this user to get info! */
3077                 res = inboxcount(ext_context, &newmsgs, &oldmsgs);
3078                 if(res < 0) {
3079                         ast_log(LOG_NOTICE,"Can not leave voicemail, unable to count messages\n");
3080                         return -1;
3081                 }
3082                 if(!(vms = get_vm_state_by_mailbox(ext,0))) {
3083                 /*It is possible under certain circumstances that inboxcount did not create a vm_state when it was needed. This is a catchall which will
3084                  * rarely be used*/
3085                         if (!(vms = ast_calloc(1, sizeof(*vms)))) {
3086                                 ast_log(LOG_ERROR, "Couldn't allocate necessary space\n");
3087                                 return -1;
3088                         }
3089                         ast_copy_string(vms->imapuser, vmu->imapuser, sizeof(vms->imapuser));
3090                         ast_copy_string(vms->username, ext, sizeof(vms->username));