Wed Aug 20 06:28:51 2008

Asterisk developer's documentation

---

app_followme.c File Reference

Find-Me Follow-Me application. More...

#include "asterisk.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include "asterisk/lock.h"
#include "asterisk/file.h"
#include "asterisk/logger.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/options.h"
#include "asterisk/module.h"
#include "asterisk/translate.h"
#include "asterisk/say.h"
#include "asterisk/features.h"
#include "asterisk/musiconhold.h"
#include "asterisk/cli.h"
#include "asterisk/manager.h"
#include "asterisk/config.h"
#include "asterisk/monitor.h"
#include "asterisk/utils.h"
#include "asterisk/causes.h"
#include "asterisk/astdb.h"
#include "asterisk/app.h"

Include dependency graph for app_followme.c:

Go to the source code of this file.

Data Structures
struct	call_followme
	Data structure for followme scripts. More...
struct	findme_user
struct	fm_args
struct	number
	Number structure. More...
Enumerations
enum	{ FOLLOWMEFLAG_STATUSMSG = (1 << 0), FOLLOWMEFLAG_RECORDNAME = (1 << 1), FOLLOWMEFLAG_UNREACHABLEMSG = (1 << 2) }
Functions
static struct call_followme *	alloc_profile (const char *fmname)
	Allocate and initialize followme profile.
static int	app_exec (struct ast_channel *chan, void *data)
	AST_APP_OPTIONS (followme_opts,{AST_APP_OPTION('s', FOLLOWMEFLAG_STATUSMSG), AST_APP_OPTION('a', FOLLOWMEFLAG_RECORDNAME), AST_APP_OPTION('n', FOLLOWMEFLAG_UNREACHABLEMSG),})
	AST_LIST_HEAD_NOLOCK (findme_user_listptr, findme_user)
static	AST_LIST_HEAD_STATIC (followmes, call_followme)
	AST_MODULE_INFO (ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT,"Find-Me/Follow-Me Application",.load=load_module,.unload=unload_module,.reload=reload,)
static void	clear_caller (struct findme_user *tmpuser)
static void	clear_calling_tree (struct findme_user_listptr *findme_user_list)
static struct number *	create_followme_number (char *number, char *language, int timeout, int numorder)
	Add a new number.
static void	findmeexec (struct fm_args *tpargs)
static void	free_numbers (struct call_followme *f)
static void	init_profile (struct call_followme *f)
static int	load_module (void)
static void	profile_set_param (struct call_followme *f, const char *param, const char *val, int linenum, int failunknown)
	Set parameter in profile from configuration file.
static int	reload (void)
static int	reload_followme (void)
	Reload followme application module.
static int	unload_module (void)
static struct ast_channel *	wait_for_winner (struct findme_user_listptr *findme_user_list, struct number *nm, struct ast_channel *caller, char *namerecloc, int *status, struct fm_args *tpargs)
Variables
static time_t	answer_time
static char *	app = "FollowMe"
static char	callfromprompt [PATH_MAX] = "followme/call-from"
static const char *	defaultmoh = "default"
static char *	descrip
static time_t	end_time
static int	featuredigittimeout = 5000
static const char *	featuredigittostr
static char	nextindp [20] = "2"
static char	norecordingprompt [PATH_MAX] = "followme/no-recording"
static char	optionsprompt [PATH_MAX] = "followme/options"
static char	plsholdprompt [PATH_MAX] = "followme/pls-hold-while-try"
static char	sorryprompt [PATH_MAX] = "followme/sorry"
static time_t	start_time
static char	statusprompt [PATH_MAX] = "followme/status"
static char *	synopsis = "Find-Me/Follow-Me application"
static char	takecall [20] = "1"
static int	ynlongest = 0

---

Detailed Description

Find-Me Follow-Me application.

Author:

BJ Weschke <bweschke@btwtech.com>

• See followme.conf

Definition in file app_followme.c.

---

Enumeration Type Documentation

anonymous enum

Enumerator:

FOLLOWMEFLAG_STATUSMSG
FOLLOWMEFLAG_RECORDNAME
FOLLOWMEFLAG_UNREACHABLEMSG

Definition at line 142 of file app_followme.c.

     {
   FOLLOWMEFLAG_STATUSMSG = (1 << 0),
   FOLLOWMEFLAG_RECORDNAME = (1 << 1),
   FOLLOWMEFLAG_UNREACHABLEMSG = (1 << 2)
};

---

Function Documentation

static struct call_followme* alloc_profile

(

const char *

fmname

)

[static]

Allocate and initialize followme profile.

Definition at line 197 of file app_followme.c.

References ast_calloc, AST_LIST_HEAD_INIT_NOLOCK, ast_mutex_init(), and f.

Referenced by reload_followme().

{
   struct call_followme *f;

   if (!(f = ast_calloc(1, sizeof(*f))))
      return NULL;

   ast_mutex_init(&f->lock);
   ast_copy_string(f->name, fmname, sizeof(f->name));
   f->moh[0] = '\0';
   f->context[0] = '\0';
   ast_copy_string(f->takecall, takecall, sizeof(f->takecall));
   ast_copy_string(f->nextindp, nextindp, sizeof(f->nextindp));
   ast_copy_string(f->callfromprompt, callfromprompt, sizeof(f->callfromprompt));
   ast_copy_string(f->norecordingprompt, norecordingprompt, sizeof(f->norecordingprompt));
   ast_copy_string(f->optionsprompt, optionsprompt, sizeof(f->optionsprompt));
   ast_copy_string(f->plsholdprompt, plsholdprompt, sizeof(f->plsholdprompt));
   ast_copy_string(f->statusprompt, statusprompt, sizeof(f->statusprompt));
   ast_copy_string(f->sorryprompt, sorryprompt, sizeof(f->sorryprompt));
   AST_LIST_HEAD_INIT_NOLOCK(&f->numbers);
   AST_LIST_HEAD_INIT_NOLOCK(&f->blnumbers);
   AST_LIST_HEAD_INIT_NOLOCK(&f->wlnumbers);
   return f;
}

static int app_exec	(	struct ast_channel *	chan,
		void *	data
	)			[static]

Definition at line 919 of file app_followme.c.

References AST_APP_ARG, ast_app_parse_options(), ast_bridge_call(), ast_channel_make_compatible(), ast_config_AST_SPOOL_DIR, ast_deactivate_generator(), AST_DECLARE_APP_ARGS, AST_FEATURE_AUTOMON, AST_FEATURE_REDIRECT, ast_fileexists(), ast_hangup(), AST_LIST_HEAD_INIT_NOLOCK, AST_LIST_INSERT_TAIL, AST_LIST_LOCK, AST_LIST_REMOVE_CURRENT, AST_LIST_TRAVERSE, AST_LIST_TRAVERSE_SAFE_BEGIN, AST_LIST_TRAVERSE_SAFE_END, AST_LIST_UNLOCK, ast_log(), ast_module_user_add, ast_module_user_remove, ast_moh_start(), ast_moh_stop(), ast_mutex_lock(), ast_mutex_unlock(), ast_play_and_record(), ast_set_flag, AST_STANDARD_APP_ARGS, ast_strdupa, ast_stream_and_wait(), ast_streamfile(), ast_strlen_zero(), ast_test_flag, ast_waitstream(), fm_args::chan, config, create_followme_number(), f, findmeexec(), FOLLOWMEFLAG_RECORDNAME, FOLLOWMEFLAG_STATUSMSG, FOLLOWMEFLAG_UNREACHABLEMSG, free, LOG_DEBUG, LOG_ERROR, LOG_WARNING, fm_args::mohclass, ast_format::name, number::number, option_debug, number::order, pbx_builtin_setvar_helper(), S_OR, and number::timeout.

{
   struct fm_args targs;
   struct ast_bridge_config config;
   struct call_followme *f;
   struct number *nm, *newnm;
   int res = 0;
   struct ast_module_user *u;
   char *argstr;
   char namerecloc[255];
   char *fname = NULL;
   int duration = 0;
   struct ast_channel *caller;
   struct ast_channel *outbound;
   static char toast[80];
   
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(followmeid);
      AST_APP_ARG(options);
   );
   
   if (!(argstr = ast_strdupa((char *)data))) {
      ast_log(LOG_ERROR, "Out of memory!\n");
      return -1;
   }

   if (!data) {
      ast_log(LOG_WARNING, "%s requires an argument (followmeid)\n",app);
      return -1;
   }

   u = ast_module_user_add(chan);

   AST_STANDARD_APP_ARGS(args, argstr);

   if (!ast_strlen_zero(args.followmeid)) 
      AST_LIST_LOCK(&followmes);
   AST_LIST_TRAVERSE(&followmes, f, entry) {
      if (!strcasecmp(f->name, args.followmeid) && (f->active))
         break;
   }
   AST_LIST_UNLOCK(&followmes);

   if (option_debug)
      ast_log(LOG_DEBUG, "New profile %s.\n", args.followmeid);
   if (!f) { 
      ast_log(LOG_WARNING, "Profile requested, %s, not found in the configuration.\n", args.followmeid);
      res = 0;
   } else {
      /* XXX TODO: Reinsert the db check value to see whether or not follow-me is on or off */


      if (args.options) 
         ast_app_parse_options(followme_opts, &targs.followmeflags, NULL, args.options);

      /* Lock the profile lock and copy out everything we need to run with before unlocking it again */
      ast_mutex_lock(&f->lock);
      targs.mohclass = ast_strdupa(f->moh);
      ast_copy_string(targs.context, f->context, sizeof(targs.context));
      ast_copy_string(targs.takecall, f->takecall, sizeof(targs.takecall));
      ast_copy_string(targs.nextindp, f->nextindp, sizeof(targs.nextindp));
      ast_copy_string(targs.callfromprompt, f->callfromprompt, sizeof(targs.callfromprompt));
      ast_copy_string(targs.norecordingprompt, f->norecordingprompt, sizeof(targs.norecordingprompt));
      ast_copy_string(targs.optionsprompt, f->optionsprompt, sizeof(targs.optionsprompt));
      ast_copy_string(targs.plsholdprompt, f->plsholdprompt, sizeof(targs.plsholdprompt));
      ast_copy_string(targs.statusprompt, f->statusprompt, sizeof(targs.statusprompt));
      ast_copy_string(targs.sorryprompt, f->sorryprompt, sizeof(targs.sorryprompt));
      /* Copy the numbers we're going to use into another list in case the master list should get modified 
               (and locked) while we're trying to do a follow-me */
      AST_LIST_HEAD_INIT_NOLOCK(&targs.cnumbers);
      AST_LIST_TRAVERSE(&f->numbers, nm, entry) {
         newnm = create_followme_number(nm->number, "", nm->timeout, nm->order);
         AST_LIST_INSERT_TAIL(&targs.cnumbers, newnm, entry);
      }
      ast_mutex_unlock(&f->lock);

      if (ast_test_flag(&targs.followmeflags, FOLLOWMEFLAG_STATUSMSG)) 
         ast_stream_and_wait(chan, targs.statusprompt, chan->language, "");

      snprintf(namerecloc,sizeof(namerecloc),"%s/followme.%s",ast_config_AST_SPOOL_DIR,chan->uniqueid);
      duration = 5;

      if (ast_test_flag(&targs.followmeflags, FOLLOWMEFLAG_RECORDNAME)) 
         if (ast_play_and_record(chan, "vm-rec-name", namerecloc, 5, "sln", &duration, 128, 0, NULL) < 0)
            goto outrun;

      if (!ast_fileexists(namerecloc, NULL, chan->language))
         ast_copy_string(namerecloc, "", sizeof(namerecloc));              

      if (ast_streamfile(chan, targs.plsholdprompt, chan->language))
         goto outrun;
      if (ast_waitstream(chan, "") < 0)
         goto outrun;
      ast_moh_start(chan, S_OR(targs.mohclass, NULL), NULL);

      targs.status = 0;
      targs.chan = chan;
      ast_copy_string(targs.namerecloc, namerecloc, sizeof(targs.namerecloc));

      findmeexec(&targs);     
            
      AST_LIST_TRAVERSE_SAFE_BEGIN(&targs.cnumbers, nm, entry) {
         AST_LIST_REMOVE_CURRENT(&targs.cnumbers, entry);
         free(nm);
      }
      AST_LIST_TRAVERSE_SAFE_END
      if (targs.status != 100) {
         ast_moh_stop(chan);
         if (ast_test_flag(&targs.followmeflags, FOLLOWMEFLAG_UNREACHABLEMSG)) 
            ast_stream_and_wait(chan, targs.sorryprompt, chan->language, "");
         res = 0;
      } else {
         caller = chan;
         outbound = targs.outbound;
         /* Bridge the two channels. */

         memset(&config,0,sizeof(struct ast_bridge_config));
         ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
         ast_set_flag(&(config.features_callee), AST_FEATURE_AUTOMON);
         ast_set_flag(&(config.features_caller), AST_FEATURE_AUTOMON);
            
         ast_moh_stop(caller);
         /* Be sure no generators are left on it */
         ast_deactivate_generator(caller);
         /* Make sure channels are compatible */
         res = ast_channel_make_compatible(caller, outbound);
         if (res < 0) {
            ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", caller->name, outbound->name);
            ast_hangup(outbound);
            goto outrun;
         }
         time(&answer_time);
         res = ast_bridge_call(caller,outbound,&config);
         time(&end_time);
         snprintf(toast, sizeof(toast), "%ld", (long)(end_time - start_time));
         pbx_builtin_setvar_helper(caller, "DIALEDTIME", toast);
         snprintf(toast, sizeof(toast), "%ld", (long)(end_time - answer_time));
         pbx_builtin_setvar_helper(caller, "ANSWEREDTIME", toast);
         if (outbound)
            ast_hangup(outbound);
      }
   }
   outrun:

   if (!ast_strlen_zero(namerecloc)){
      fname = alloca(strlen(namerecloc) + 5);
      sprintf(fname, "%s.sln", namerecloc);
      unlink(fname);
   }
   
   ast_module_user_remove(u);

   return res;
}

AST_APP_OPTIONS

(

followme_opts

)

AST_LIST_HEAD_NOLOCK	(	findme_user_listptr	,
		findme_user
	)

static AST_LIST_HEAD_STATIC	(	followmes	,
		call_followme
	)			[static]

AST_MODULE_INFO	(	ASTERISK_GPL_KEY	,
		AST_MODFLAG_DEFAULT	,
		"Find-Me/Follow-Me Application"	,
		.	load = load_module,
		.	unload = unload_module,
		.	reload = reload
	)

static void clear_caller

(

struct findme_user *

tmpuser

)

[static]

Definition at line 434 of file app_followme.c.

References ast_cdr_alloc(), ast_cdr_disposition(), ast_cdr_end(), ast_cdr_failed(), ast_cdr_init(), ast_cdr_setapp(), ast_cdr_start(), ast_cdr_update(), ast_hangup(), ast_log(), ast_channel::cdr, findme_user::dialarg, ast_channel::hangupcause, LOG_WARNING, findme_user::ochan, and findme_user::state.

Referenced by clear_calling_tree(), and findmeexec().

{
   struct ast_channel *outbound;
   
   if (tmpuser && tmpuser->ochan && tmpuser->state >= 0) {
      outbound = tmpuser->ochan;
      if (!outbound->cdr) {
         outbound->cdr = ast_cdr_alloc();
         if (outbound->cdr)
            ast_cdr_init(outbound->cdr, outbound);
      }
      if (outbound->cdr) {
         char tmp[256];

         snprintf(tmp, sizeof(tmp), "%s/%s", "Local", tmpuser->dialarg);
         ast_cdr_setapp(outbound->cdr, "FollowMe", tmp);
         ast_cdr_update(outbound);
         ast_cdr_start(outbound->cdr);
         ast_cdr_end(outbound->cdr);
         /* If the cause wasn't handled properly */
         if (ast_cdr_disposition(outbound->cdr, outbound->hangupcause))
            ast_cdr_failed(outbound->cdr);
      } else
         ast_log(LOG_WARNING, "Unable to create Call Detail Record\n");
      ast_hangup(tmpuser->ochan);
   }

}

static void clear_calling_tree

(

struct findme_user_listptr *

findme_user_list

)

[static]

Definition at line 463 of file app_followme.c.

References AST_LIST_TRAVERSE, clear_caller(), and findme_user::cleared.

Referenced by wait_for_winner().

{
   struct findme_user *tmpuser;
   
   AST_LIST_TRAVERSE(findme_user_list, tmpuser, entry) {
      clear_caller(tmpuser);
      tmpuser->cleared = 1;
   }
   
}

static struct number* create_followme_number	(	char *	number,
		char *	language,
		int	timeout,
		int	numorder
	)			[static]

Add a new number.

Definition at line 263 of file app_followme.c.

References ast_calloc, ast_log(), LOG_DEBUG, option_debug, and number::timeout.

Referenced by app_exec(), and reload_followme().

{
   struct number *cur;
   char *tmp;
   

   if (!(cur = ast_calloc(1, sizeof(*cur))))
      return NULL;

   cur->timeout = timeout;
   if ((tmp = strchr(number, ','))) 
      *tmp = '\0';
   ast_copy_string(cur->number, number, sizeof(cur->number));
   ast_copy_string(cur->language, language, sizeof(cur->language));
   cur->order = numorder;
   if (option_debug)
      ast_log(LOG_DEBUG, "Created a number, %s, order of , %d, with a timeout of %ld.\n", cur->number, cur->order, cur->timeout);

   return cur;
}

static void findmeexec

(

struct fm_args *

tpargs

)

[static]

Definition at line 773 of file app_followme.c.

References ast_best_codec(), ast_call(), ast_calloc, ast_cause2str(), ast_cdr_alloc(), ast_cdr_disposition(), ast_cdr_end(), ast_cdr_failed(), ast_cdr_init(), ast_cdr_setapp(), ast_cdr_start(), ast_cdr_update(), ast_channel_inherit_variables(), ast_hangup(), AST_LIST_EMPTY, AST_LIST_HEAD_INIT_NOLOCK, AST_LIST_INSERT_TAIL, AST_LIST_REMOVE_CURRENT, AST_LIST_TRAVERSE, AST_LIST_TRAVERSE_SAFE_BEGIN, AST_LIST_TRAVERSE_SAFE_END, ast_log(), ast_request(), ast_set_callerid(), ast_strdupa, ast_verbose(), fm_args::chan, ast_channel::cid, ast_callerid::cid_name, ast_callerid::cid_num, clear_caller(), findme_user::cleared, free, LOG_DEBUG, LOG_ERROR, LOG_WARNING, ast_channel::nativeformats, number::number, findme_user::ochan, option_debug, option_verbose, number::order, number::timeout, VERBOSE_PREFIX_3, and wait_for_winner().

Referenced by app_exec().

{
   struct number *nm;
   struct ast_channel *outbound;
   struct ast_channel *caller;
   struct ast_channel *winner = NULL;
   char dialarg[512];
   int dg, idx;
   char *rest, *number;
   struct findme_user *tmpuser;
   struct findme_user *fmuser;
   struct findme_user *headuser;
   struct findme_user_listptr *findme_user_list;
   int status;

   findme_user_list = ast_calloc(1, sizeof(*findme_user_list));      
   AST_LIST_HEAD_INIT_NOLOCK(findme_user_list);

   /* We're going to figure out what the longest possible string of digits to collect is */
   ynlongest = 0;
   if (strlen(tpargs->takecall) > ynlongest)
      ynlongest = strlen(tpargs->takecall);
   if (strlen(tpargs->nextindp) > ynlongest)
      ynlongest = strlen(tpargs->nextindp);

   idx = 1;
   caller = tpargs->chan;
   AST_LIST_TRAVERSE(&tpargs->cnumbers, nm, entry)
      if (nm->order == idx)
         break;

   while (nm) {

      if (option_debug > 1)   
         ast_log(LOG_DEBUG, "Number %s timeout %ld\n", nm->number,nm->timeout);
      time(&start_time);

      number = ast_strdupa(nm->number);
      if (option_debug > 2)
         ast_log(LOG_DEBUG, "examining %s\n", number);
      do {
         rest = strchr(number, '&');
         if (rest) {
            *rest = 0;
            rest++;
         }

         if (!strcmp(tpargs->context, ""))
            snprintf(dialarg, sizeof(dialarg), "%s", number);
         else
            snprintf(dialarg, sizeof(dialarg), "%s@%s", number, tpargs->context);
               
         tmpuser = ast_calloc(1, sizeof(*tmpuser));
         if (!tmpuser) {
            ast_log(LOG_WARNING, "Out of memory!\n");
            free(findme_user_list);
            return;
         }
               
         outbound = ast_request("Local", ast_best_codec(caller->nativeformats), dialarg, &dg);
         if (outbound) {
            ast_set_callerid(outbound, caller->cid.cid_num, caller->cid.cid_name, caller->cid.cid_num);
            ast_channel_inherit_variables(tpargs->chan, outbound);
            if (option_verbose > 2)
               ast_verbose(VERBOSE_PREFIX_3 "calling %s\n", dialarg);
            if (!ast_call(outbound,dialarg,0)) {
               tmpuser->ochan = outbound;
               tmpuser->state = 0;
               tmpuser->cleared = 0;
               ast_copy_string(tmpuser->dialarg, dialarg, sizeof(dialarg));
               AST_LIST_INSERT_TAIL(findme_user_list, tmpuser, entry);
            } else {
               if (option_verbose > 2) 
                  ast_verbose(VERBOSE_PREFIX_3 "couldn't reach at this number.\n"); 
               if (outbound) {
                  if (!outbound->cdr) 
                     outbound->cdr = ast_cdr_alloc();
                  if (outbound->cdr) {
                     char tmp[256];

                     ast_cdr_init(outbound->cdr, outbound);
                     snprintf(tmp, sizeof(tmp), "%s/%s", "Local", dialarg);
                     ast_cdr_setapp(outbound->cdr, "FollowMe", tmp);
                     ast_cdr_update(outbound);
                     ast_cdr_start(outbound->cdr);
                     ast_cdr_end(outbound->cdr);
                     /* If the cause wasn't handled properly */
                     if (ast_cdr_disposition(outbound->cdr,outbound->hangupcause))
                        ast_cdr_failed(outbound->cdr);
                  } else {
                     ast_log(LOG_ERROR, "Unable to create Call Detail Record\n");
                     ast_hangup(outbound);
                     outbound = NULL;
                  }
               }
                  
            }
         } else 
            ast_log(LOG_WARNING, "Unable to allocate a channel for Local/%s cause: %s\n", dialarg, ast_cause2str(dg));
               
         number = rest;
      } while (number);
            
      status = 0; 
      if (!AST_LIST_EMPTY(findme_user_list))
         winner = wait_for_winner(findme_user_list, nm, caller, tpargs->namerecloc, &status, tpargs);
      
               
      AST_LIST_TRAVERSE_SAFE_BEGIN(findme_user_list, fmuser, entry) {
         if (!fmuser->cleared && fmuser->ochan != winner)
            clear_caller(fmuser);
         AST_LIST_REMOVE_CURRENT(findme_user_list, entry);
         free(fmuser);
      }
      AST_LIST_TRAVERSE_SAFE_END
      fmuser = NULL;
      tmpuser = NULL;
      headuser = NULL;  
      if (winner)
         break;

      if (!caller) {
         tpargs->status = 1;
         free(findme_user_list);
         return;  
      }

      idx++;
      AST_LIST_TRAVERSE(&tpargs->cnumbers, nm, entry)
         if (nm->order == idx)
            break;

   }
   free(findme_user_list);
   if (!winner) 
      tpargs->status = 1;
   else {
      tpargs->status = 100;
      tpargs->outbound = winner;
   }

   
   return;
      
}

static void free_numbers

(

struct call_followme *

f

)

[static]

Definition at line 173 of file app_followme.c.

References AST_LIST_HEAD_INIT_NOLOCK, AST_LIST_REMOVE_HEAD, f, and free.

Referenced by reload_followme(), and unload_module().

{
   /* Free numbers attached to the profile */
   struct number *prev;

   while ((prev = AST_LIST_REMOVE_HEAD(&f->numbers, entry)))
      /* Free the number */
      free(prev);
   AST_LIST_HEAD_INIT_NOLOCK(&f->numbers);

   while ((prev = AST_LIST_REMOVE_HEAD(&f->blnumbers, entry)))
      /* Free the blacklisted number */
      free(prev);
   AST_LIST_HEAD_INIT_NOLOCK(&f->blnumbers);

   while ((prev = AST_LIST_REMOVE_HEAD(&f->wlnumbers, entry)))
      /* Free the whitelisted number */
      free(prev);
   AST_LIST_HEAD_INIT_NOLOCK(&f->wlnumbers);
   
}

static void init_profile

(

struct call_followme *

f

)

[static]

Definition at line 222 of file app_followme.c.

References f.

Referenced by reload_followme().

{
   f->active = 1;
   ast_copy_string(f->moh, defaultmoh, sizeof(f->moh));
}

static int load_module

(

void

)

[static]

Definition at line 1094 of file app_followme.c.

References app_exec, AST_MODULE_LOAD_DECLINE, ast_register_application(), and reload_followme().

{
   if(!reload_followme())
      return AST_MODULE_LOAD_DECLINE;

   return ast_register_application(app, app_exec, synopsis, descrip);
}

static void profile_set_param	(	struct call_followme *	f,
		const char *	param,
		const char *	val,
		int	linenum,
		int	failunknown
	)			[static]

Set parameter in profile from configuration file.

Definition at line 231 of file app_followme.c.

References ast_log(), f, LOG_WARNING, and ast_format::name.

Referenced by reload_followme().

{

   if (!strcasecmp(param, "musicclass") || !strcasecmp(param, "musiconhold") || !strcasecmp(param, "music")) 
      ast_copy_string(f->moh, val, sizeof(f->moh));
   else if (!strcasecmp(param, "context")) 
      ast_copy_string(f->context, val, sizeof(f->context));
   else if (!strcasecmp(param, "takecall"))
      ast_copy_string(f->takecall, val, sizeof(f->takecall));
   else if (!strcasecmp(param, "declinecall"))
      ast_copy_string(f->nextindp, val, sizeof(f->nextindp));
   else if (!strcasecmp(param, "call-from-prompt"))
      ast_copy_string(f->callfromprompt, val, sizeof(f->callfromprompt));
   else if (!strcasecmp(param, "followme-norecording-prompt")) 
      ast_copy_string(f->norecordingprompt, val, sizeof(f->norecordingprompt));
   else if (!strcasecmp(param, "followme-options-prompt")) 
      ast_copy_string(f->optionsprompt, val, sizeof(f->optionsprompt));
   else if (!strcasecmp(param, "followme-pls-hold-prompt"))
      ast_copy_string(f->plsholdprompt, val, sizeof(f->plsholdprompt));
   else if (!strcasecmp(param, "followme-status-prompt")) 
      ast_copy_string(f->statusprompt, val, sizeof(f->statusprompt));
   else if (!strcasecmp(param, "followme-sorry-prompt")) 
      ast_copy_string(f->sorryprompt, val, sizeof(f->sorryprompt));
   else if (failunknown) {
      if (linenum >= 0)
         ast_log(LOG_WARNING, "Unknown keyword in profile '%s': %s at line %d of followme.conf\n", f->name, param, linenum);
      else
         ast_log(LOG_WARNING, "Unknown keyword in profile '%s': %s\n", f->name, param);
   }
}

static int reload

(

void

)

[static]

Definition at line 1102 of file app_followme.c.

References reload_followme().

{
   reload_followme();

   return 0;   
}

static int reload_followme

(

void

)

[static]

Reload followme application module.

Definition at line 285 of file app_followme.c.

References alloc_profile(), ast_category_browse(), ast_config_destroy(), ast_config_load(), AST_LIST_INSERT_HEAD, AST_LIST_INSERT_TAIL, AST_LIST_LOCK, AST_LIST_TRAVERSE, AST_LIST_UNLOCK, ast_log(), ast_mutex_lock(), ast_mutex_unlock(), ast_strdupa, ast_strlen_zero(), ast_variable_browse(), ast_variable_retrieve(), create_followme_number(), f, free_numbers(), init_profile(), LOG_DEBUG, LOG_WARNING, ast_format::name, option_debug, profile_set_param(), number::timeout, and var.

Referenced by load_module(), and reload().

{
   struct call_followme *f;
   struct ast_config *cfg;
   char *cat = NULL, *tmp;
   struct ast_variable *var;
   struct number *cur, *nm;
   int new, idx;
   char numberstr[90];
   int timeout;
   char *timeoutstr;
   int numorder;  
   const char *takecallstr;
   const char *declinecallstr;
   const char *tmpstr;

   cfg = ast_config_load("followme.conf");
   if (!cfg) {
      ast_log(LOG_WARNING, "No follow me config file (followme.conf), so no follow me\n");
      return 0;
   }

   AST_LIST_LOCK(&followmes);

   /* Reset Global Var Values */
   featuredigittimeout = 5000;

   /* Mark all profiles as inactive for the moment */
   AST_LIST_TRAVERSE(&followmes, f, entry) {
      f->active = 0;
   }
   featuredigittostr = ast_variable_retrieve(cfg, "general", "featuredigittimeout");
   
   if (!ast_strlen_zero(featuredigittostr)) {
      if (!sscanf(featuredigittostr, "%d", &featuredigittimeout))
         featuredigittimeout = 5000;
   }

   takecallstr = ast_variable_retrieve(cfg, "general", "takecall");
   if (!ast_strlen_zero(takecallstr))
      ast_copy_string(takecall, takecallstr, sizeof(takecall));
   
   declinecallstr = ast_variable_retrieve(cfg, "general", "declinecall");
   if (!ast_strlen_zero(declinecallstr))
      ast_copy_string(nextindp, declinecallstr, sizeof(nextindp));

   tmpstr = ast_variable_retrieve(cfg, "general", "call-from-prompt");
   if (!ast_strlen_zero(tmpstr))
      ast_copy_string(callfromprompt, tmpstr, sizeof(callfromprompt));

   tmpstr = ast_variable_retrieve(cfg, "general", "norecording-prompt");
   if (!ast_strlen_zero(tmpstr))
      ast_copy_string(norecordingprompt, tmpstr, sizeof(norecordingprompt));

   tmpstr = ast_variable_retrieve(cfg, "general", "options-prompt");
   if (!ast_strlen_zero(tmpstr))
      ast_copy_string(optionsprompt, tmpstr, sizeof(optionsprompt));

   tmpstr = ast_variable_retrieve(cfg, "general", "pls-hold-prompt");
   if (!ast_strlen_zero(tmpstr))
      ast_copy_string(plsholdprompt, tmpstr, sizeof(plsholdprompt));

   tmpstr = ast_variable_retrieve(cfg, "general", "status-prompt");
   if (!ast_strlen_zero(tmpstr))
      ast_copy_string(statusprompt, tmpstr, sizeof(statusprompt));

   tmpstr = ast_variable_retrieve(cfg, "general", "sorry-prompt");
   if (!ast_strlen_zero(tmpstr))
      ast_copy_string(sorryprompt, tmpstr, sizeof(sorryprompt));

   /* Chug through config file */
   while ((cat = ast_category_browse(cfg, cat))) {
      if (!strcasecmp(cat, "general"))
         continue;
      /* Define a new profile */
      /* Look for an existing one */
      AST_LIST_TRAVERSE(&followmes, f, entry) {
         if (!strcasecmp(f->name, cat))
            break;
      }
      if (option_debug)
         ast_log(LOG_DEBUG, "New profile %s.\n", cat);
      if (!f) {
         /* Make one then */
         f = alloc_profile(cat);
         new = 1;
      } else
         new = 0;
   
      if (f) {
         if (!new)
            ast_mutex_lock(&f->lock);
         /* Re-initialize the profile */
         init_profile(f);
         free_numbers(f);
         var = ast_variable_browse(cfg, cat);
         while(var) {
            if (!strcasecmp(var->name, "number")) {
               /* Add a new number */
               ast_copy_string(numberstr, var->value, sizeof(numberstr));
               if ((tmp = strchr(numberstr, ','))) {
                  *tmp = '\0';
                  tmp++;
                  timeoutstr = ast_strdupa(tmp);
                  if ((tmp = strchr(timeoutstr, ','))) {
                     *tmp = '\0';
                     tmp++;
                     numorder = atoi(tmp);
                     if (numorder < 0)
                        numorder = 0;
                  } else 
                     numorder = 0;
                  timeout = atoi(timeoutstr);
                  if (timeout < 0) 
                     timeout = 25;
               } else {
                  timeout = 25;
                  numorder = 0;
               }

               if (!numorder) {  
                  idx = 1;
                  AST_LIST_TRAVERSE(&f->numbers, nm, entry) 
                     idx++;
                  numorder = idx;
               }
               cur = create_followme_number(numberstr, "", timeout, numorder);
               AST_LIST_INSERT_TAIL(&f->numbers, cur, entry);
            } else {