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Asterisk developer's documentation


app_followme.c

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00001 /*
00002  * Asterisk -- A telephony toolkit for Linux.
00003  *
00004  * A full-featured Find-Me/Follow-Me Application
00005  * 
00006  * Copyright (C) 2005-2006, BJ Weschke All Rights Reserved.
00007  *
00008  * BJ Weschke <bweschke@btwtech.com>
00009  *
00010  * This code is released by the author with no restrictions on usage.
00011  *
00012  * See http://www.asterisk.org for more information about
00013  * the Asterisk project. Please do not directly contact
00014  * any of the maintainers of this project for assistance;
00015  * the project provides a web site, mailing lists and IRC
00016  * channels for your use.
00017  *
00018  */
00019 
00020 /*! \file
00021  *
00022  * \brief Find-Me Follow-Me application
00023  *
00024  * \author BJ Weschke <bweschke@btwtech.com>
00025  *
00026  * \arg See \ref Config_followme
00027  *
00028  * \ingroup applications
00029  */
00030 
00031 /*** MODULEINFO
00032    <depend>chan_local</depend>
00033  ***/
00034 
00035 #include "asterisk.h"
00036 
00037 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 297713 $")
00038 
00039 #include <signal.h>
00040 
00041 #include "asterisk/paths.h"   /* use ast_config_AST_SPOOL_DIR */
00042 #include "asterisk/lock.h"
00043 #include "asterisk/file.h"
00044 #include "asterisk/channel.h"
00045 #include "asterisk/pbx.h"
00046 #include "asterisk/module.h"
00047 #include "asterisk/translate.h"
00048 #include "asterisk/say.h"
00049 #include "asterisk/features.h"
00050 #include "asterisk/musiconhold.h"
00051 #include "asterisk/cli.h"
00052 #include "asterisk/manager.h"
00053 #include "asterisk/config.h"
00054 #include "asterisk/monitor.h"
00055 #include "asterisk/utils.h"
00056 #include "asterisk/causes.h"
00057 #include "asterisk/astdb.h"
00058 #include "asterisk/dsp.h"
00059 #include "asterisk/app.h"
00060 
00061 /*** DOCUMENTATION
00062    <application name="FollowMe" language="en_US">
00063       <synopsis>
00064          Find-Me/Follow-Me application.
00065       </synopsis>
00066       <syntax>
00067          <parameter name="followmeid" required="true" />
00068          <parameter name="options">
00069             <optionlist>
00070                <option name="s">
00071                   <para>Playback the incoming status message prior to starting
00072                   the follow-me step(s)</para>
00073                </option>
00074                <option name="a">
00075                   <para>Record the caller's name so it can be announced to the
00076                   callee on each step.</para>
00077                </option>
00078                <option name="n">
00079                   <para>Playback the unreachable status message if we've run out
00080                   of steps to reach the or the callee has elected not to be reachable.</para>
00081                </option>
00082             </optionlist>
00083          </parameter>
00084       </syntax>
00085       <description>
00086          <para>This application performs Find-Me/Follow-Me functionality for the caller
00087          as defined in the profile matching the <replaceable>followmeid</replaceable> parameter in
00088          <filename>followme.conf</filename>. If the specified <replaceable>followmeid</replaceable>
00089          profile doesn't exist in <filename>followme.conf</filename>, execution will be returned
00090          to the dialplan and call execution will continue at the next priority.</para>
00091          <para>Returns -1 on hangup.</para>
00092       </description>
00093    </application>
00094  ***/
00095 
00096 static char *app = "FollowMe";
00097 
00098 /*! \brief Number structure */
00099 struct number {
00100    char number[512]; /*!< Phone Number(s) and/or Extension(s) */
00101    long timeout;     /*!< Dial Timeout, if used. */
00102    int order;     /*!< The order to dial in */
00103    AST_LIST_ENTRY(number) entry; /*!< Next Number record */
00104 };
00105 
00106 /*! \brief Data structure for followme scripts */
00107 struct call_followme {
00108    ast_mutex_t lock;
00109    char name[AST_MAX_EXTENSION]; /*!< Name - FollowMeID */
00110    char moh[AST_MAX_CONTEXT]; /*!< Music On Hold Class to be used */
00111    char context[AST_MAX_CONTEXT];  /*!< Context to dial from */
00112    unsigned int active;    /*!< Profile is active (1), or disabled (0). */
00113    int realtime;           /*!< Cached from realtime */
00114    char takecall[20];      /*!< Digit mapping to take a call */
00115    char nextindp[20];      /*!< Digit mapping to decline a call */
00116    char callfromprompt[PATH_MAX];   /*!< Sound prompt name and path */
00117    char norecordingprompt[PATH_MAX];   /*!< Sound prompt name and path */
00118    char optionsprompt[PATH_MAX]; /*!< Sound prompt name and path */
00119    char plsholdprompt[PATH_MAX]; /*!< Sound prompt name and path */
00120    char statusprompt[PATH_MAX];  /*!< Sound prompt name and path */
00121    char sorryprompt[PATH_MAX];   /*!< Sound prompt name and path */
00122 
00123    AST_LIST_HEAD_NOLOCK(numbers, number) numbers;     /*!< Head of the list of follow-me numbers */
00124    AST_LIST_HEAD_NOLOCK(blnumbers, number) blnumbers; /*!< Head of the list of black-listed numbers */
00125    AST_LIST_HEAD_NOLOCK(wlnumbers, number) wlnumbers; /*!< Head of the list of white-listed numbers */
00126    AST_LIST_ENTRY(call_followme) entry;           /*!< Next Follow-Me record */
00127 };
00128 
00129 struct fm_args {
00130    struct ast_channel *chan;
00131    char *mohclass;
00132    AST_LIST_HEAD_NOLOCK(cnumbers, number) cnumbers;
00133    int status;
00134    char context[AST_MAX_CONTEXT];
00135    char namerecloc[AST_MAX_CONTEXT];
00136    struct ast_channel *outbound;
00137    char takecall[20];      /*!< Digit mapping to take a call */
00138    char nextindp[20];      /*!< Digit mapping to decline a call */
00139    char callfromprompt[PATH_MAX];   /*!< Sound prompt name and path */
00140    char norecordingprompt[PATH_MAX];   /*!< Sound prompt name and path */
00141    char optionsprompt[PATH_MAX]; /*!< Sound prompt name and path */
00142    char plsholdprompt[PATH_MAX]; /*!< Sound prompt name and path */
00143    char statusprompt[PATH_MAX];  /*!< Sound prompt name and path */
00144    char sorryprompt[PATH_MAX];   /*!< Sound prompt name and path */
00145    struct ast_flags followmeflags;
00146 };
00147 
00148 struct findme_user {
00149    struct ast_channel *ochan;
00150    int state;
00151    char dialarg[256];
00152    char yn[10];
00153    int ynidx; 
00154    long digts;
00155    int cleared;
00156    AST_LIST_ENTRY(findme_user) entry;
00157 };
00158 
00159 enum {
00160    FOLLOWMEFLAG_STATUSMSG = (1 << 0),
00161    FOLLOWMEFLAG_RECORDNAME = (1 << 1),
00162    FOLLOWMEFLAG_UNREACHABLEMSG = (1 << 2)
00163 };
00164 
00165 AST_APP_OPTIONS(followme_opts, {
00166    AST_APP_OPTION('s', FOLLOWMEFLAG_STATUSMSG ),
00167    AST_APP_OPTION('a', FOLLOWMEFLAG_RECORDNAME ),
00168    AST_APP_OPTION('n', FOLLOWMEFLAG_UNREACHABLEMSG ),
00169 });
00170 
00171 static int ynlongest = 0;
00172 
00173 static const char *featuredigittostr;
00174 static int featuredigittimeout = 5000;    /*!< Feature Digit Timeout */
00175 static const char *defaultmoh = "default";      /*!< Default Music-On-Hold Class */
00176 
00177 static char takecall[20] = "1", nextindp[20] = "2";
00178 static char callfromprompt[PATH_MAX] = "followme/call-from";
00179 static char norecordingprompt[PATH_MAX] = "followme/no-recording";
00180 static char optionsprompt[PATH_MAX] = "followme/options";
00181 static char plsholdprompt[PATH_MAX] = "followme/pls-hold-while-try";
00182 static char statusprompt[PATH_MAX] = "followme/status";
00183 static char sorryprompt[PATH_MAX] = "followme/sorry";
00184 
00185 
00186 static AST_RWLIST_HEAD_STATIC(followmes, call_followme);
00187 AST_LIST_HEAD_NOLOCK(findme_user_listptr, findme_user);
00188 
00189 static void free_numbers(struct call_followme *f)
00190 {
00191    /* Free numbers attached to the profile */
00192    struct number *prev;
00193 
00194    while ((prev = AST_LIST_REMOVE_HEAD(&f->numbers, entry)))
00195       /* Free the number */
00196       ast_free(prev);
00197    AST_LIST_HEAD_INIT_NOLOCK(&f->numbers);
00198 
00199    while ((prev = AST_LIST_REMOVE_HEAD(&f->blnumbers, entry)))
00200       /* Free the blacklisted number */
00201       ast_free(prev);
00202    AST_LIST_HEAD_INIT_NOLOCK(&f->blnumbers);
00203 
00204    while ((prev = AST_LIST_REMOVE_HEAD(&f->wlnumbers, entry)))
00205       /* Free the whitelisted number */
00206       ast_free(prev);
00207    AST_LIST_HEAD_INIT_NOLOCK(&f->wlnumbers);
00208 }
00209 
00210 
00211 /*! \brief Allocate and initialize followme profile */
00212 static struct call_followme *alloc_profile(const char *fmname)
00213 {
00214    struct call_followme *f;
00215 
00216    if (!(f = ast_calloc(1, sizeof(*f))))
00217       return NULL;
00218 
00219    ast_mutex_init(&f->lock);
00220    ast_copy_string(f->name, fmname, sizeof(f->name));
00221    f->moh[0] = '\0';
00222    f->context[0] = '\0';
00223    ast_copy_string(f->takecall, takecall, sizeof(f->takecall));
00224    ast_copy_string(f->nextindp, nextindp, sizeof(f->nextindp));
00225    ast_copy_string(f->callfromprompt, callfromprompt, sizeof(f->callfromprompt));
00226    ast_copy_string(f->norecordingprompt, norecordingprompt, sizeof(f->norecordingprompt));
00227    ast_copy_string(f->optionsprompt, optionsprompt, sizeof(f->optionsprompt));
00228    ast_copy_string(f->plsholdprompt, plsholdprompt, sizeof(f->plsholdprompt));
00229    ast_copy_string(f->statusprompt, statusprompt, sizeof(f->statusprompt));
00230    ast_copy_string(f->sorryprompt, sorryprompt, sizeof(f->sorryprompt));
00231    AST_LIST_HEAD_INIT_NOLOCK(&f->numbers);
00232    AST_LIST_HEAD_INIT_NOLOCK(&f->blnumbers);
00233    AST_LIST_HEAD_INIT_NOLOCK(&f->wlnumbers);
00234    return f;
00235 }
00236 
00237 static void init_profile(struct call_followme *f)
00238 {
00239    f->active = 1;
00240    ast_copy_string(f->moh, defaultmoh, sizeof(f->moh));
00241 }
00242 
00243    
00244    
00245 /*! \brief Set parameter in profile from configuration file */
00246 static void profile_set_param(struct call_followme *f, const char *param, const char *val, int linenum, int failunknown)
00247 {
00248 
00249    if (!strcasecmp(param, "musicclass") || !strcasecmp(param, "musiconhold") || !strcasecmp(param, "music")) 
00250       ast_copy_string(f->moh, val, sizeof(f->moh));
00251    else if (!strcasecmp(param, "context")) 
00252       ast_copy_string(f->context, val, sizeof(f->context));
00253    else if (!strcasecmp(param, "takecall"))
00254       ast_copy_string(f->takecall, val, sizeof(f->takecall));
00255    else if (!strcasecmp(param, "declinecall"))
00256       ast_copy_string(f->nextindp, val, sizeof(f->nextindp));
00257    else if (!strcasecmp(param, "call-from-prompt") || !strcasecmp(param, "call_from_prompt"))
00258       ast_copy_string(f->callfromprompt, val, sizeof(f->callfromprompt));
00259    else if (!strcasecmp(param, "followme-norecording-prompt") || !strcasecmp(param, "norecording_prompt")) 
00260       ast_copy_string(f->norecordingprompt, val, sizeof(f->norecordingprompt));
00261    else if (!strcasecmp(param, "followme-options-prompt") || !strcasecmp(param, "options_prompt")) 
00262       ast_copy_string(f->optionsprompt, val, sizeof(f->optionsprompt));
00263    else if (!strcasecmp(param, "followme-pls-hold-prompt") || !strcasecmp(param, "pls_hold_prompt"))
00264       ast_copy_string(f->plsholdprompt, val, sizeof(f->plsholdprompt));
00265    else if (!strcasecmp(param, "followme-status-prompt") || !strcasecmp(param, "status_prompt")) 
00266       ast_copy_string(f->statusprompt, val, sizeof(f->statusprompt));
00267    else if (!strcasecmp(param, "followme-sorry-prompt") || !strcasecmp(param, "sorry_prompt")) 
00268       ast_copy_string(f->sorryprompt, val, sizeof(f->sorryprompt));
00269    else if (failunknown) {
00270       if (linenum >= 0)
00271          ast_log(LOG_WARNING, "Unknown keyword in profile '%s': %s at line %d of followme.conf\n", f->name, param, linenum);
00272       else
00273          ast_log(LOG_WARNING, "Unknown keyword in profile '%s': %s\n", f->name, param);
00274    }
00275 }
00276 
00277 /*! \brief Add a new number */
00278 static struct number *create_followme_number(char *number, int timeout, int numorder)
00279 {
00280    struct number *cur;
00281    char *tmp;
00282 
00283    if (!(cur = ast_calloc(1, sizeof(*cur))))
00284       return NULL;
00285 
00286    cur->timeout = timeout;
00287    if ((tmp = strchr(number, ','))) 
00288       *tmp = '\0';
00289    ast_copy_string(cur->number, number, sizeof(cur->number));
00290    cur->order = numorder;
00291    ast_debug(1, "Created a number, %s, order of , %d, with a timeout of %ld.\n", cur->number, cur->order, cur->timeout);
00292 
00293    return cur;
00294 }
00295 
00296 /*! \brief Reload followme application module */
00297 static int reload_followme(int reload)
00298 {
00299    struct call_followme *f;
00300    struct ast_config *cfg;
00301    char *cat = NULL, *tmp;
00302    struct ast_variable *var;
00303    struct number *cur, *nm;
00304    char numberstr[90];
00305    int timeout;
00306    char *timeoutstr;
00307    int numorder;
00308    const char *takecallstr;
00309    const char *declinecallstr;
00310    const char *tmpstr;
00311    struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
00312 
00313    if (!(cfg = ast_config_load("followme.conf", config_flags))) {
00314       ast_log(LOG_WARNING, "No follow me config file (followme.conf), so no follow me\n");
00315       return 0;
00316    } else if (cfg == CONFIG_STATUS_FILEUNCHANGED) {
00317       return 0;
00318    } else if (cfg == CONFIG_STATUS_FILEINVALID) {
00319       ast_log(LOG_ERROR, "Config file followme.conf is in an invalid format.  Aborting.\n");
00320       return 0;
00321    }
00322 
00323    AST_RWLIST_WRLOCK(&followmes);
00324 
00325    /* Reset Global Var Values */
00326    featuredigittimeout = 5000;
00327 
00328    /* Mark all profiles as inactive for the moment */
00329    AST_RWLIST_TRAVERSE(&followmes, f, entry) {
00330       f->active = 0;
00331    }
00332 
00333    featuredigittostr = ast_variable_retrieve(cfg, "general", "featuredigittimeout");
00334 
00335    if (!ast_strlen_zero(featuredigittostr)) {
00336       if (!sscanf(featuredigittostr, "%30d", &featuredigittimeout))
00337          featuredigittimeout = 5000;
00338    }
00339 
00340    if ((takecallstr = ast_variable_retrieve(cfg, "general", "takecall")) && !ast_strlen_zero(takecallstr)) {
00341       ast_copy_string(takecall, takecallstr, sizeof(takecall));
00342    }
00343 
00344    if ((declinecallstr = ast_variable_retrieve(cfg, "general", "declinecall")) && !ast_strlen_zero(declinecallstr)) {
00345       ast_copy_string(nextindp, declinecallstr, sizeof(nextindp));
00346    }
00347 
00348    if ((tmpstr = ast_variable_retrieve(cfg, "general", "call-from-prompt")) && !ast_strlen_zero(tmpstr)) {
00349       ast_copy_string(callfromprompt, tmpstr, sizeof(callfromprompt));
00350    } else if ((tmpstr = ast_variable_retrieve(cfg, "general", "call_from_prompt")) && !ast_strlen_zero(tmpstr)) {
00351       ast_copy_string(callfromprompt, tmpstr, sizeof(callfromprompt));
00352    }
00353 
00354    if ((tmpstr = ast_variable_retrieve(cfg, "general", "norecording-prompt")) && !ast_strlen_zero(tmpstr)) {
00355       ast_copy_string(norecordingprompt, tmpstr, sizeof(norecordingprompt));
00356    } else if ((tmpstr = ast_variable_retrieve(cfg, "general", "norecording_prompt")) && !ast_strlen_zero(tmpstr)) {
00357       ast_copy_string(norecordingprompt, tmpstr, sizeof(norecordingprompt));
00358    }
00359 
00360 
00361    if ((tmpstr = ast_variable_retrieve(cfg, "general", "options-prompt")) && !ast_strlen_zero(tmpstr)) {
00362       ast_copy_string(optionsprompt, tmpstr, sizeof(optionsprompt));
00363    } else if ((tmpstr = ast_variable_retrieve(cfg, "general", "options_prompt")) && !ast_strlen_zero(tmpstr)) {
00364       ast_copy_string(optionsprompt, tmpstr, sizeof(optionsprompt));
00365    }
00366 
00367    if ((tmpstr = ast_variable_retrieve(cfg, "general", "pls-hold-prompt")) && !ast_strlen_zero(tmpstr)) {
00368       ast_copy_string(plsholdprompt, tmpstr, sizeof(plsholdprompt));
00369    } else if ((tmpstr = ast_variable_retrieve(cfg, "general", "pls_hold_prompt")) && !ast_strlen_zero(tmpstr)) {
00370       ast_copy_string(plsholdprompt, tmpstr, sizeof(plsholdprompt));
00371    }
00372 
00373    if ((tmpstr = ast_variable_retrieve(cfg, "general", "status-prompt")) && !ast_strlen_zero(tmpstr)) {
00374       ast_copy_string(statusprompt, tmpstr, sizeof(statusprompt));
00375    } else if ((tmpstr = ast_variable_retrieve(cfg, "general", "status_prompt")) && !ast_strlen_zero(tmpstr)) {
00376       ast_copy_string(statusprompt, tmpstr, sizeof(statusprompt));
00377    }
00378 
00379    if ((tmpstr = ast_variable_retrieve(cfg, "general", "sorry-prompt")) && !ast_strlen_zero(tmpstr)) {
00380       ast_copy_string(sorryprompt, tmpstr, sizeof(sorryprompt));
00381    } else if ((tmpstr = ast_variable_retrieve(cfg, "general", "sorry_prompt")) && !ast_strlen_zero(tmpstr)) {
00382       ast_copy_string(sorryprompt, tmpstr, sizeof(sorryprompt));
00383    }
00384 
00385    /* Chug through config file */
00386    while ((cat = ast_category_browse(cfg, cat))) {
00387       int new = 0;
00388 
00389       if (!strcasecmp(cat, "general"))
00390          continue;
00391 
00392       /* Look for an existing one */
00393       AST_LIST_TRAVERSE(&followmes, f, entry) {
00394          if (!strcasecmp(f->name, cat))
00395             break;
00396       }
00397 
00398       ast_debug(1, "New profile %s.\n", cat);
00399 
00400       if (!f) {
00401          /* Make one then */
00402          f = alloc_profile(cat);
00403          new = 1;
00404       }
00405 
00406       /* Totally fail if we fail to find/create an entry */
00407       if (!f)
00408          continue;
00409 
00410       if (!new)
00411          ast_mutex_lock(&f->lock);
00412       /* Re-initialize the profile */
00413       init_profile(f);
00414       free_numbers(f);
00415       var = ast_variable_browse(cfg, cat);
00416       while (var) {
00417          if (!strcasecmp(var->name, "number")) {
00418             int idx = 0;
00419 
00420             /* Add a new number */
00421             ast_copy_string(numberstr, var->value, sizeof(numberstr));
00422             if ((tmp = strchr(numberstr, ','))) {
00423                *tmp++ = '\0';
00424                timeoutstr = ast_strdupa(tmp);
00425                if ((tmp = strchr(timeoutstr, ','))) {
00426                   *tmp++ = '\0';
00427                   numorder = atoi(tmp);
00428                   if (numorder < 0)
00429                      numorder = 0;
00430                } else 
00431                   numorder = 0;
00432                timeout = atoi(timeoutstr);
00433                if (timeout < 0) 
00434                   timeout = 25;
00435             } else {
00436                timeout = 25;
00437                numorder = 0;
00438             }
00439 
00440             if (!numorder) {
00441                idx = 1;
00442                AST_LIST_TRAVERSE(&f->numbers, nm, entry) 
00443                   idx++;
00444                numorder = idx;
00445             }
00446             cur = create_followme_number(numberstr, timeout, numorder);
00447             AST_LIST_INSERT_TAIL(&f->numbers, cur, entry);
00448          } else {
00449             profile_set_param(f, var->name, var->value, var->lineno, 1);
00450             ast_debug(2, "Logging parameter %s with value %s from lineno %d\n", var->name, var->value, var->lineno);
00451          }
00452          var = var->next;
00453       } /* End while(var) loop */
00454 
00455       if (!new) 
00456          ast_mutex_unlock(&f->lock);
00457       else
00458          AST_RWLIST_INSERT_HEAD(&followmes, f, entry);
00459    }
00460 
00461    ast_config_destroy(cfg);
00462 
00463    AST_RWLIST_UNLOCK(&followmes);
00464 
00465    return 1;
00466 }
00467 
00468 static void clear_caller(struct findme_user *tmpuser)
00469 {
00470    struct ast_channel *outbound;
00471 
00472    if (tmpuser && tmpuser->ochan && tmpuser->state >= 0) {
00473       outbound = tmpuser->ochan;
00474       if (!outbound->cdr) {
00475          outbound->cdr = ast_cdr_alloc();
00476          if (outbound->cdr)
00477             ast_cdr_init(outbound->cdr, outbound);
00478       }
00479       if (outbound->cdr) {
00480          char tmp[256];
00481 
00482          snprintf(tmp, sizeof(tmp), "%s/%s", "Local", tmpuser->dialarg);
00483          ast_cdr_setapp(outbound->cdr, "FollowMe", tmp);
00484          ast_cdr_update(outbound);
00485          ast_cdr_start(outbound->cdr);
00486          ast_cdr_end(outbound->cdr);
00487          /* If the cause wasn't handled properly */
00488          if (ast_cdr_disposition(outbound->cdr, outbound->hangupcause))
00489             ast_cdr_failed(outbound->cdr);
00490       } else
00491          ast_log(LOG_WARNING, "Unable to create Call Detail Record\n");
00492       ast_hangup(tmpuser->ochan);
00493    }
00494 
00495 }
00496 
00497 static void clear_calling_tree(struct findme_user_listptr *findme_user_list) 
00498 {
00499    struct findme_user *tmpuser;
00500 
00501    AST_LIST_TRAVERSE(findme_user_list, tmpuser, entry) {
00502       clear_caller(tmpuser);
00503       tmpuser->cleared = 1;
00504    }
00505 }
00506 
00507 
00508 
00509 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) 
00510 {
00511    struct ast_channel *watchers[256];
00512    int pos;
00513    struct ast_channel *winner;
00514    struct ast_frame *f;
00515    int ctstatus = 0;
00516    int dg;
00517    struct findme_user *tmpuser;
00518    int to = 0;
00519    int livechannels = 0;
00520    int tmpto;
00521    long totalwait = 0, wtd = 0, towas = 0;
00522    char *callfromname;
00523    char *pressbuttonname;
00524 
00525    /* ------------ wait_for_winner_channel start --------------- */ 
00526 
00527    callfromname = ast_strdupa(tpargs->callfromprompt);
00528    pressbuttonname = ast_strdupa(tpargs->optionsprompt);
00529 
00530    if (AST_LIST_EMPTY(findme_user_list)) {
00531       ast_verb(3, "couldn't reach at this number.\n");
00532       return NULL;
00533    }
00534 
00535    if (!caller) {
00536       ast_verb(3, "Original caller hungup. Cleanup.\n");
00537       clear_calling_tree(findme_user_list);
00538       return NULL;
00539    }
00540 
00541    totalwait = nm->timeout * 1000;
00542 
00543    while (!ctstatus) {
00544       to = 1000;
00545       pos = 1; 
00546       livechannels = 0;
00547       watchers[0] = caller;
00548 
00549       dg = 0;
00550       winner = NULL;
00551       AST_LIST_TRAVERSE(findme_user_list, tmpuser, entry) {
00552          if (tmpuser->state >= 0 && tmpuser->ochan) {
00553             if (tmpuser->state == 3) 
00554                tmpuser->digts += (towas - wtd);
00555             if (tmpuser->digts && (tmpuser->digts > featuredigittimeout)) {
00556                ast_verb(3, "We've been waiting for digits longer than we should have.\n");
00557                if (!ast_strlen_zero(namerecloc)) {
00558                   tmpuser->state = 1;
00559                   tmpuser->digts = 0;
00560                   if (!ast_streamfile(tmpuser->ochan, callfromname, tmpuser->ochan->language)) {
00561                      ast_sched_runq(tmpuser->ochan->sched);
00562                   } else {
00563                      ast_log(LOG_WARNING, "Unable to playback %s.\n", callfromname);
00564                      return NULL;
00565                   }
00566                } else {
00567                   tmpuser->state = 2;
00568                   tmpuser->digts = 0;
00569                   if (!ast_streamfile(tmpuser->ochan, tpargs->norecordingprompt, tmpuser->ochan->language))
00570                      ast_sched_runq(tmpuser->ochan->sched);
00571                   else {
00572                      ast_log(LOG_WARNING, "Unable to playback %s.\n", tpargs->norecordingprompt);
00573                      return NULL;
00574                   }
00575                }
00576             }
00577             if (tmpuser->ochan->stream) {
00578                ast_sched_runq(tmpuser->ochan->sched);
00579                tmpto = ast_sched_wait(tmpuser->ochan->sched);
00580                if (tmpto > 0 && tmpto < to)
00581                   to = tmpto;
00582                else if (tmpto < 0 && !tmpuser->ochan->timingfunc) {
00583                   ast_stopstream(tmpuser->ochan);
00584                   if (tmpuser->state == 1) {
00585                      ast_verb(3, "Playback of the call-from file appears to be done.\n");
00586                      if (!ast_streamfile(tmpuser->ochan, namerecloc, tmpuser->ochan->language)) {
00587                         tmpuser->state = 2;
00588                      } else {
00589                         ast_log(LOG_NOTICE, "Unable to playback %s. Maybe the caller didn't record their name?\n", namerecloc);
00590                         memset(tmpuser->yn, 0, sizeof(tmpuser->yn));
00591                         tmpuser->ynidx = 0;
00592                         if (!ast_streamfile(tmpuser->ochan, pressbuttonname, tmpuser->ochan->language))
00593                            tmpuser->state = 3;
00594                         else {
00595                            ast_log(LOG_WARNING, "Unable to playback %s.\n", pressbuttonname);
00596                            return NULL;
00597                         } 
00598                      }
00599                   } else if (tmpuser->state == 2) {
00600                      ast_verb(3, "Playback of name file appears to be done.\n");
00601                      memset(tmpuser->yn, 0, sizeof(tmpuser->yn));
00602                      tmpuser->ynidx = 0;
00603                      if (!ast_streamfile(tmpuser->ochan, pressbuttonname, tmpuser->ochan->language)) {
00604                         tmpuser->state = 3;
00605                      } else {
00606                         return NULL;
00607                      } 
00608                   } else if (tmpuser->state == 3) {
00609                      ast_verb(3, "Playback of the next step file appears to be done.\n");
00610                      tmpuser->digts = 0;
00611                   }
00612                }
00613             }
00614             watchers[pos++] = tmpuser->ochan;
00615             livechannels++;
00616          }
00617       }
00618 
00619       tmpto = to;
00620       if (to < 0) {
00621          to = 1000;
00622          tmpto = 1000;
00623       }
00624       towas = to;
00625       winner = ast_waitfor_n(watchers, pos, &to);
00626       tmpto -= to;
00627       totalwait -= tmpto;
00628       wtd = to;
00629       if (totalwait <= 0) {
00630          ast_verb(3, "We've hit our timeout for this step. Drop everyone and move on to the next one. %ld\n", totalwait);
00631          clear_calling_tree(findme_user_list);
00632          return NULL;
00633       }
00634       if (winner) {
00635          /* Need to find out which channel this is */
00636          dg = 0;
00637          while ((winner != watchers[dg]) && (dg < 256))
00638             dg++;
00639          AST_LIST_TRAVERSE(findme_user_list, tmpuser, entry)
00640             if (tmpuser->ochan == winner)
00641                break;
00642          f = ast_read(winner);
00643          if (f) {
00644             if (f->frametype == AST_FRAME_CONTROL) {
00645                switch(f->subclass) {
00646                case AST_CONTROL_HANGUP:
00647                   ast_verb(3, "%s received a hangup frame.\n", winner->name);
00648                   if (f->data.uint32) {
00649                      winner->hangupcause = f->data.uint32;
00650                   }
00651                   if (dg == 0) {
00652                      ast_verb(3, "The calling channel hungup. Need to drop everyone else.\n");
00653                      clear_calling_tree(findme_user_list);
00654                      ctstatus = -1;
00655                   }
00656                   break;
00657                case AST_CONTROL_ANSWER:
00658                   ast_verb(3, "%s answered %s\n", winner->name, caller->name);
00659                   /* If call has been answered, then the eventual hangup is likely to be normal hangup */ 
00660                   winner->hangupcause = AST_CAUSE_NORMAL_CLEARING;
00661                   caller->hangupcause = AST_CAUSE_NORMAL_CLEARING;
00662                   ast_verb(3, "Starting playback of %s\n", callfromname);
00663                   if (dg > 0) {
00664                      if (!ast_strlen_zero(namerecloc)) {
00665                         if (!ast_streamfile(winner, callfromname, winner->language)) {
00666                            ast_sched_runq(winner->sched);
00667                            tmpuser->state = 1;
00668                         } else {
00669                            ast_log(LOG_WARNING, "Unable to playback %s.\n", callfromname);
00670                            ast_frfree(f);
00671                            return NULL;
00672                         }
00673                      } else {
00674                         tmpuser->state = 2;
00675                         if (!ast_streamfile(tmpuser->ochan, tpargs->norecordingprompt, tmpuser->ochan->language))
00676                            ast_sched_runq(tmpuser->ochan->sched);
00677                         else {
00678                            ast_log(LOG_WARNING, "Unable to playback %s.\n", tpargs->norecordingprompt);
00679                            ast_frfree(f);
00680                            return NULL;
00681                         }
00682                      }
00683                   }
00684                   break;
00685                case AST_CONTROL_BUSY:
00686                   ast_verb(3, "%s is busy\n", winner->name);
00687                   break;
00688                case AST_CONTROL_CONGESTION:
00689                   ast_verb(3, "%s is circuit-busy\n", winner->name);
00690                   break;
00691                case AST_CONTROL_RINGING:
00692                   ast_verb(3, "%s is ringing\n", winner->name);
00693                   break;
00694                case AST_CONTROL_PROGRESS:
00695                   ast_verb(3, "%s is making progress passing it to %s\n", winner->name, caller->name);
00696                   break;
00697                case AST_CONTROL_VIDUPDATE:
00698                   ast_verb(3, "%s requested a video update, passing it to %s\n", winner->name, caller->name);
00699                   break;
00700                case AST_CONTROL_SRCUPDATE:
00701                   ast_verb(3, "%s requested a source update, passing it to %s\n", winner->name, caller->name);
00702                   break;
00703                case AST_CONTROL_PROCEEDING:
00704                   ast_verb(3, "%s is proceeding passing it to %s\n", winner->name,caller->name);
00705                   break;
00706                case AST_CONTROL_HOLD:
00707                   ast_verb(3, "Call on %s placed on hold\n", winner->name);
00708                   break;
00709                case AST_CONTROL_UNHOLD:
00710                   ast_verb(3, "Call on %s left from hold\n", winner->name);
00711                   break;
00712                case AST_CONTROL_OFFHOOK:
00713                case AST_CONTROL_FLASH:
00714                   /* Ignore going off hook and flash */
00715                   break;
00716                case -1:
00717                   ast_verb(3, "%s stopped sounds\n", winner->name);
00718                   break;
00719                default:
00720                   ast_debug(1, "Dunno what to do with control type %d\n", f->subclass);
00721                   break;
00722                }
00723             } 
00724             if (tmpuser && tmpuser->state == 3 && f->frametype == AST_FRAME_DTMF) {
00725                if (winner->stream)
00726                   ast_stopstream(winner);
00727                tmpuser->digts = 0;
00728                ast_debug(1, "DTMF received: %c\n",(char) f->subclass);
00729                tmpuser->yn[tmpuser->ynidx] = (char) f->subclass;
00730                tmpuser->ynidx++;
00731                ast_debug(1, "DTMF string: %s\n", tmpuser->yn);
00732                if (tmpuser->ynidx >= ynlongest) {
00733                   ast_debug(1, "reached longest possible match - doing evals\n");
00734                   if (!strcmp(tmpuser->yn, tpargs->takecall)) {
00735                      ast_debug(1, "Match to take the call!\n");
00736                      ast_frfree(f);
00737                      return tmpuser->ochan;
00738                   }
00739                   if (!strcmp(tmpuser->yn, tpargs->nextindp)) {
00740                      ast_debug(1, "Next in dial plan step requested.\n");
00741                      *status = 1;
00742                      ast_frfree(f);
00743                      return NULL;
00744                   }
00745 
00746                }
00747             }
00748 
00749             ast_frfree(f);
00750          } else {
00751             if (winner) {
00752                ast_debug(1, "we didn't get a frame. hanging up. dg is %d\n",dg);                   
00753                if (!dg) {
00754                   clear_calling_tree(findme_user_list);
00755                   return NULL;
00756                } else {
00757                   tmpuser->state = -1;
00758                   ast_hangup(winner);  
00759                   livechannels--;
00760                   ast_debug(1, "live channels left %d\n", livechannels);
00761                   if (!livechannels) {
00762                      ast_verb(3, "no live channels left. exiting.\n");
00763                      return NULL;
00764                   }
00765                }
00766             }
00767          }
00768 
00769       } else
00770          ast_debug(1, "timed out waiting for action\n");
00771    }
00772 
00773    /* --- WAIT FOR WINNER NUMBER END! -----------*/
00774    return NULL;
00775 }
00776 
00777 static void findmeexec(struct fm_args *tpargs)
00778 {
00779    struct number *nm;
00780    struct ast_channel *outbound;
00781    struct ast_channel *caller;
00782    struct ast_channel *winner = NULL;
00783    char dialarg[512];
00784    int dg, idx;
00785    char *rest, *number;
00786    struct findme_user *tmpuser;
00787    struct findme_user *fmuser;
00788    struct findme_user *headuser;
00789    struct findme_user_listptr *findme_user_list;
00790    int status;
00791 
00792    findme_user_list = ast_calloc(1, sizeof(*findme_user_list));
00793    AST_LIST_HEAD_INIT_NOLOCK(findme_user_list);
00794 
00795    /* We're going to figure out what the longest possible string of digits to collect is */
00796    ynlongest = 0;
00797    if (strlen(tpargs->takecall) > ynlongest)
00798       ynlongest = strlen(tpargs->takecall);
00799    if (strlen(tpargs->nextindp) > ynlongest)
00800       ynlongest = strlen(tpargs->nextindp);
00801 
00802    idx = 1;
00803    caller = tpargs->chan;
00804    AST_LIST_TRAVERSE(&tpargs->cnumbers, nm, entry)
00805       if (nm->order == idx)
00806          break;
00807 
00808    while (nm) {
00809       ast_debug(2, "Number %s timeout %ld\n", nm->number,nm->timeout);
00810 
00811       number = ast_strdupa(nm->number);
00812       ast_debug(3, "examining %s\n", number);
00813       do {
00814          rest = strchr(number, '&');
00815          if (rest) {
00816             *rest = 0;
00817             rest++;
00818          }
00819 
00820          /* We check if that context exists, before creating the ast_channel struct needed */
00821          if (!ast_exists_extension(caller, tpargs->context, number, 1, caller->cid.cid_num)) {
00822             /* XXX Should probably restructure to simply skip this item, instead of returning. XXX */
00823             ast_log(LOG_ERROR, "Extension '%s@%s' doesn't exist\n", number, tpargs->context);
00824             free(findme_user_list);
00825             return;
00826          }
00827 
00828          if (!strcmp(tpargs->context, ""))
00829             snprintf(dialarg, sizeof(dialarg), "%s", number);
00830          else
00831             snprintf(dialarg, sizeof(dialarg), "%s@%s", number, tpargs->context);
00832 
00833          tmpuser = ast_calloc(1, sizeof(*tmpuser));
00834          if (!tmpuser) {
00835             ast_free(findme_user_list);
00836             return;
00837          }
00838 
00839          outbound = ast_request("Local", ast_best_codec(caller->nativeformats), dialarg, &dg);
00840          if (outbound) {
00841             ast_set_callerid(outbound, caller->cid.cid_num, caller->cid.cid_name, caller->cid.cid_num);
00842             ast_channel_inherit_variables(tpargs->chan, outbound);
00843             ast_channel_datastore_inherit(tpargs->chan, outbound);
00844             ast_string_field_set(outbound, language, tpargs->chan->language);
00845             ast_string_field_set(outbound, accountcode, tpargs->chan->accountcode);
00846             ast_string_field_set(outbound, musicclass, tpargs->chan->musicclass);
00847             ast_verb(3, "calling %s\n", dialarg);
00848             if (!ast_call(outbound,dialarg,0)) {
00849                tmpuser->ochan = outbound;
00850                tmpuser->state = 0;
00851                tmpuser->cleared = 0;
00852                ast_copy_string(tmpuser->dialarg, dialarg, sizeof(dialarg));
00853                AST_LIST_INSERT_TAIL(findme_user_list, tmpuser, entry);
00854             } else {
00855                ast_verb(3, "couldn't reach at this number.\n"); 
00856                if (outbound) {
00857                   if (!outbound->cdr) 
00858                      outbound->cdr = ast_cdr_alloc();
00859                   if (outbound->cdr) {
00860                      char tmp[256];
00861 
00862                      ast_cdr_init(outbound->cdr, outbound);
00863                      snprintf(tmp, sizeof(tmp), "%s/%s", "Local", dialarg);
00864                      ast_cdr_setapp(outbound->cdr, "FollowMe", tmp);
00865                      ast_cdr_update(outbound);
00866                      ast_cdr_start(outbound->cdr);
00867                      ast_cdr_end(outbound->cdr);
00868                      /* If the cause wasn't handled properly */
00869                      if (ast_cdr_disposition(outbound->cdr,outbound->hangupcause))
00870                         ast_cdr_failed(outbound->cdr);
00871                   } else {
00872                      ast_log(LOG_ERROR, "Unable to create Call Detail Record\n");
00873                      ast_hangup(outbound);
00874                      outbound = NULL;
00875                   }
00876                }
00877             }
00878          } else 
00879             ast_log(LOG_WARNING, "Unable to allocate a channel for Local/%s cause: %s\n", dialarg, ast_cause2str(dg));
00880 
00881          number = rest;
00882       } while (number);
00883 
00884       status = 0;
00885       if (!AST_LIST_EMPTY(findme_user_list))
00886          winner = wait_for_winner(findme_user_list, nm, caller, tpargs->namerecloc, &status, tpargs);
00887 
00888       while ((fmuser = AST_LIST_REMOVE_HEAD(findme_user_list, entry))) {
00889          if (!fmuser->cleared && fmuser->ochan != winner)
00890             clear_caller(fmuser);
00891          ast_free(fmuser);
00892       }
00893 
00894       fmuser = NULL;
00895       tmpuser = NULL;
00896       headuser = NULL;
00897       if (winner)
00898          break;
00899 
00900       if (!caller || ast_check_hangup(caller)) {
00901          tpargs->status = 1;
00902          ast_free(findme_user_list);
00903          return;
00904       }
00905 
00906       idx++;
00907       AST_LIST_TRAVERSE(&tpargs->cnumbers, nm, entry) {
00908          if (nm->order == idx)
00909             break;
00910       }
00911    }
00912    ast_free(findme_user_list);
00913    if (!winner) 
00914       tpargs->status = 1;
00915    else {
00916       tpargs->status = 100;
00917       tpargs->outbound = winner;
00918    }
00919 
00920    return;
00921 }
00922 
00923 static struct call_followme *find_realtime(const char *name)
00924 {
00925    struct ast_variable *var = ast_load_realtime("followme", "name", name, SENTINEL), *v;
00926    struct ast_config *cfg;
00927    const char *catg;
00928    struct call_followme *new;
00929    struct ast_str *str = ast_str_create(16);
00930 
00931    if (!var) {
00932       return NULL;
00933    }
00934 
00935    if (!(new = alloc_profile(name))) {
00936       return NULL;
00937    }
00938 
00939    for (v = var; v; v = v->next) {
00940       if (!strcasecmp(v->name, "active")) {
00941          if (ast_false(v->value)) {
00942             ast_mutex_destroy(&new->lock);
00943             ast_free(new);
00944             return NULL;
00945          }
00946       } else {
00947          profile_set_param(new, v->name, v->value, 0, 0);
00948       }
00949    }
00950 
00951    ast_variables_destroy(var);
00952    new->realtime = 1;
00953 
00954    /* Load numbers */
00955    if (!(cfg = ast_load_realtime_multientry("followme_numbers", "ordinal LIKE", "%", "name", name, SENTINEL))) {
00956       ast_mutex_destroy(&new->lock);
00957       ast_free(new);
00958       return NULL;
00959    }
00960 
00961    for (catg = ast_category_browse(cfg, NULL); catg; catg = ast_category_browse(cfg, catg)) {
00962       const char *numstr, *timeoutstr, *ordstr;
00963       int timeout;
00964       struct number *cur;
00965       if (!(numstr = ast_variable_retrieve(cfg, catg, "phonenumber"))) {
00966          continue;
00967       }
00968       if (!(timeoutstr = ast_variable_retrieve(cfg, catg, "timeout")) || sscanf(timeoutstr, "%30d", &timeout) != 1 || timeout < 1) {
00969          timeout = 25;
00970       }
00971       /* This one has to exist; it was part of the query */
00972       ordstr = ast_variable_retrieve(cfg, catg, "ordinal");
00973       ast_str_set(&str, 0, "%s", numstr);
00974       if ((cur = create_followme_number(ast_str_buffer(str), timeout, atoi(ordstr)))) {
00975          AST_LIST_INSERT_TAIL(&new->numbers, cur, entry);
00976       }
00977    }
00978    ast_config_destroy(cfg);
00979 
00980    return new;
00981 }
00982 
00983 static void end_bridge_callback(void *data)
00984 {
00985    char buf[80];
00986    time_t end;
00987    struct ast_channel *chan = data;
00988 
00989    time(&end);
00990 
00991    ast_channel_lock(chan);
00992    if (chan->cdr->answer.tv_sec) {
00993       snprintf(buf, sizeof(buf), "%ld", (long) end - chan->cdr->answer.tv_sec);
00994       pbx_builtin_setvar_helper(chan, "ANSWEREDTIME", buf);
00995    }
00996 
00997    if (chan->cdr->start.tv_sec) {
00998       snprintf(buf, sizeof(buf), "%ld", (long) end - chan->cdr->start.tv_sec);
00999       pbx_builtin_setvar_helper(chan, "DIALEDTIME", buf);
01000    }
01001    ast_channel_unlock(chan);
01002 }
01003 
01004 static void end_bridge_callback_data_fixup(struct ast_bridge_config *bconfig, struct ast_channel *originator, struct ast_channel *terminator)
01005 {
01006    bconfig->end_bridge_callback_data = originator;
01007 }
01008 
01009 static int app_exec(struct ast_channel *chan, void *data)
01010 {
01011    struct fm_args targs = { 0, };
01012    struct ast_bridge_config config;
01013    struct call_followme *f;
01014    struct number *nm, *newnm;
01015    int res = 0;
01016    char *argstr;
01017    char namerecloc[255];
01018    int duration = 0;
01019    struct ast_channel *caller;
01020    struct ast_channel *outbound;
01021    AST_DECLARE_APP_ARGS(args,
01022       AST_APP_ARG(followmeid);
01023       AST_APP_ARG(options);
01024    );
01025 
01026    if (ast_strlen_zero(data)) {
01027       ast_log(LOG_WARNING, "%s requires an argument (followmeid)\n", app);
01028       return -1;
01029    }
01030 
01031    if (!(argstr = ast_strdupa((char *)data))) {
01032       ast_log(LOG_ERROR, "Out of memory!\n");
01033       return -1;
01034    }
01035 
01036    AST_STANDARD_APP_ARGS(args, argstr);
01037 
01038    if (ast_strlen_zero(args.followmeid)) {
01039       ast_log(LOG_WARNING, "%s requires an argument (followmeid)\n", app);
01040       return -1;
01041    }
01042 
01043    AST_RWLIST_RDLOCK(&followmes);
01044    AST_RWLIST_TRAVERSE(&followmes, f, entry) {
01045       if (!strcasecmp(f->name, args.followmeid) && (f->active))
01046          break;
01047    }
01048    AST_RWLIST_UNLOCK(&followmes);
01049 
01050    ast_debug(1, "New profile %s.\n", args.followmeid);
01051 
01052    if (!f) {
01053       f = find_realtime(args.followmeid);
01054    }
01055 
01056    if (!f) {
01057       ast_log(LOG_WARNING, "Profile requested, %s, not found in the configuration.\n", args.followmeid);
01058       return 0;
01059    }
01060 
01061    /* XXX TODO: Reinsert the db check value to see whether or not follow-me is on or off */
01062    if (args.options) 
01063       ast_app_parse_options(followme_opts, &targs.followmeflags, NULL, args.options);
01064 
01065    /* Lock the profile lock and copy out everything we need to run with before unlocking it again */
01066    ast_mutex_lock(&f->lock);
01067    targs.mohclass = ast_strdupa(f->moh);
01068    ast_copy_string(targs.context, f->context, sizeof(targs.context));
01069    ast_copy_string(targs.takecall, f->takecall, sizeof(targs.takecall));
01070    ast_copy_string(targs.nextindp, f->nextindp, sizeof(targs.nextindp));
01071    ast_copy_string(targs.callfromprompt, f->callfromprompt, sizeof(targs.callfromprompt));
01072    ast_copy_string(targs.norecordingprompt, f->norecordingprompt, sizeof(targs.norecordingprompt));
01073    ast_copy_string(targs.optionsprompt, f->optionsprompt, sizeof(targs.optionsprompt));
01074    ast_copy_string(targs.plsholdprompt, f->plsholdprompt, sizeof(targs.plsholdprompt));
01075    ast_copy_string(targs.statusprompt, f->statusprompt, sizeof(targs.statusprompt));
01076    ast_copy_string(targs.sorryprompt, f->sorryprompt, sizeof(targs.sorryprompt));
01077    /* Copy the numbers we're going to use into another list in case the master list should get modified 
01078       (and locked) while we're trying to do a follow-me */
01079    AST_LIST_HEAD_INIT_NOLOCK(&targs.cnumbers);
01080    AST_LIST_TRAVERSE(&f->numbers, nm, entry) {
01081       newnm = create_followme_number(nm->number, nm->timeout, nm->order);
01082       AST_LIST_INSERT_TAIL(&targs.cnumbers, newnm, entry);
01083    }
01084    ast_mutex_unlock(&f->lock);
01085 
01086    /* Answer the call */
01087    if (chan->_state != AST_STATE_UP) {
01088       ast_answer(chan);
01089    }
01090 
01091    if (ast_test_flag(&targs.followmeflags, FOLLOWMEFLAG_STATUSMSG)) 
01092       ast_stream_and_wait(chan, targs.statusprompt, "");
01093 
01094    snprintf(namerecloc,sizeof(namerecloc),"%s/followme.%s",ast_config_AST_SPOOL_DIR,chan->uniqueid);
01095    duration = 5;
01096 
01097    if (ast_test_flag(&targs.followmeflags, FOLLOWMEFLAG_RECORDNAME)) 
01098       if (ast_play_and_record(chan, "vm-rec-name", namerecloc, 5, "sln", &duration, ast_dsp_get_threshold_from_settings(THRESHOLD_SILENCE), 0, NULL) < 0)
01099          goto outrun;
01100 
01101    if (!ast_fileexists(namerecloc, NULL, chan->language))
01102       ast_copy_string(namerecloc, "", sizeof(namerecloc));
01103 
01104    if (ast_streamfile(chan, targs.plsholdprompt, chan->language))
01105       goto outrun;
01106    if (ast_waitstream(chan, "") < 0)
01107       goto outrun;
01108    ast_moh_start(chan, S_OR(targs.mohclass, NULL), NULL);
01109 
01110    targs.status = 0;
01111    targs.chan = chan;
01112    ast_copy_string(targs.namerecloc, namerecloc, sizeof(targs.namerecloc));
01113 
01114    findmeexec(&targs);
01115 
01116    while ((nm = AST_LIST_REMOVE_HEAD(&targs.cnumbers, entry)))
01117       ast_free(nm);
01118 
01119    if (!ast_strlen_zero(namerecloc))
01120       unlink(namerecloc);
01121 
01122    if (targs.status != 100) {
01123       ast_moh_stop(chan);
01124       if (ast_test_flag(&targs.followmeflags, FOLLOWMEFLAG_UNREACHABLEMSG)) 
01125          ast_stream_and_wait(chan, targs.sorryprompt, "");
01126       res = 0;
01127    } else {
01128       caller = chan;
01129       outbound = targs.outbound;
01130       /* Bridge the two channels. */
01131 
01132       memset(&config, 0, sizeof(config));
01133       ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
01134       ast_set_flag(&(config.features_callee), AST_FEATURE_AUTOMON);
01135       ast_set_flag(&(config.features_caller), AST_FEATURE_AUTOMON);
01136       config.end_bridge_callback = end_bridge_callback;
01137       config.end_bridge_callback_data = chan;
01138       config.end_bridge_callback_data_fixup = end_bridge_callback_data_fixup;
01139 
01140       ast_moh_stop(caller);
01141       /* Be sure no generators are left on it */
01142       ast_deactivate_generator(caller);
01143       /* Make sure channels are compatible */
01144       res = ast_channel_make_compatible(caller, outbound);
01145       if (res < 0) {
01146          ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", caller->name, outbound->name);
01147          ast_hangup(outbound);
01148          goto outrun;
01149       }
01150       res = ast_bridge_call(caller, outbound, &config);
01151       if (outbound)
01152          ast_hangup(outbound);
01153    }
01154 
01155    outrun:
01156 
01157    if (f->realtime) {
01158       /* Not in list */
01159       free_numbers(f);
01160       ast_free(f);
01161    }
01162 
01163    return res;
01164 }
01165 
01166 static int unload_module(void)
01167 {
01168    struct call_followme *f;
01169 
01170    ast_unregister_application(app);
01171 
01172    /* Free Memory. Yeah! I'm free! */
01173    AST_RWLIST_WRLOCK(&followmes);
01174    while ((f = AST_RWLIST_REMOVE_HEAD(&followmes, entry))) {
01175       free_numbers(f);
01176       ast_free(f);
01177    }
01178 
01179    AST_RWLIST_UNLOCK(&followmes);
01180 
01181    return 0;
01182 }
01183 
01184 static int load_module(void)
01185 {
01186    if(!reload_followme(0))
01187       return AST_MODULE_LOAD_DECLINE;
01188 
01189    return ast_register_application_xml(app, app_exec);
01190 }
01191 
01192 static int reload(void)
01193 {
01194    reload_followme(1);
01195 
01196    return 0;
01197 }
01198 
01199 AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Find-Me/Follow-Me Application",
01200       .load = load_module,
01201       .unload = unload_module,
01202       .reload = reload,
01203           );