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git-svn-id: http://svn.digium.com/svn/asterisk/trunk@3277 f38db490-d61c-443f-a65b-d21fe96a405b
171 lines
4.1 KiB
C
Executable file
171 lines
4.1 KiB
C
Executable file
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Block all calls without Caller*ID, require phone # to be entered
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#include <asterisk/lock.h>
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#include <asterisk/file.h>
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#include <asterisk/logger.h>
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#include <asterisk/options.h>
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#include <asterisk/channel.h>
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#include <asterisk/pbx.h>
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#include <asterisk/module.h>
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#include <asterisk/translate.h>
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#include <asterisk/image.h>
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#include <asterisk/callerid.h>
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#include <asterisk/app.h>
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#include <asterisk/config.h>
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#include <string.h>
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#include <stdlib.h>
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#define PRIV_CONFIG "privacy.conf"
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static char *tdesc = "Require phone number to be entered, if no CallerID sent";
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static char *app = "PrivacyManager";
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static char *synopsis = "Require phone number to be entered, if no CallerID sent";
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static char *descrip =
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" PrivacyManager: If no Caller*ID is sent, PrivacyManager answers the\n"
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"channel and asks the caller to enter their 10 digit phone number.\n"
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"The caller is given 3 attempts. If after 3 attempts, they do not enter\n"
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"their 10 digit phone number, and if there exists a priority n + 101,\n"
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"where 'n' is the priority of the current instance, then the\n"
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"channel will be setup to continue at that priority level.\n"
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"Otherwise, it returns 0. Does nothing if Caller*ID was received on the\n"
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"channel.\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int
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privacy_exec (struct ast_channel *chan, void *data)
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{
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int res=0;
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int retries;
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int maxretries = 3;
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int x;
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char *s;
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char phone[10];
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char new_cid[144];
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struct localuser *u;
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struct ast_config *cfg;
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LOCAL_USER_ADD (u);
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if (chan->callerid)
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{
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if (option_verbose > 2)
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ast_verbose (VERBOSE_PREFIX_3 "CallerID Present: Skipping\n");
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}
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else
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{
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/*Answer the channel if it is not already*/
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if (chan->_state != AST_STATE_UP) {
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res = ast_answer(chan);
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if (res) {
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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}
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/*Read in the config file*/
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cfg = ast_load(PRIV_CONFIG);
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/*Play unidentified call*/
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res = ast_safe_sleep(chan, 1000);
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if (!res)
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res = ast_streamfile(chan, "privacy-unident", chan->language);
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if (!res)
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res = ast_waitstream(chan, "");
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if (cfg && (s = ast_variable_retrieve(cfg, "general", "maxretries"))) {
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if (sscanf(s, "%d", &x) == 1) {
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maxretries = x;
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} else {
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ast_log(LOG_WARNING, "Invalid max retries argument\n");
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}
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}
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/*Ask for 10 digit number, give 3 attempts*/
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for (retries = 0; retries < maxretries; retries++) {
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if (!res)
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res = ast_app_getdata(chan, "privacy-prompt", phone, sizeof(phone), 0);
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if (res < 0)
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break;
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/*Make sure we get 10 digits*/
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if (strlen(phone) == 10)
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break;
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else {
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res = ast_streamfile(chan, "privacy-incorrect", chan->language);
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if (!res)
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res = ast_waitstream(chan, "");
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}
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}
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/*Got a number, play sounds and send them on their way*/
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if ((retries < maxretries) && !res) {
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res = ast_streamfile(chan, "privacy-thankyou", chan->language);
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if (!res)
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res = ast_waitstream(chan, "");
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snprintf (new_cid, sizeof (new_cid), "\"%s\" <%s>", "Privacy Manager", phone);
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ast_set_callerid (chan, new_cid, 0);
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if (option_verbose > 2)
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ast_verbose (VERBOSE_PREFIX_3 "Changed Caller*ID to %s\n",new_cid);
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} else {
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/*Send the call to n+101 priority, where n is the current priority*/
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if (ast_exists_extension(chan, chan->context, chan->exten, chan->priority + 101, chan->callerid))
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chan->priority+=100;
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}
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if (cfg)
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ast_destroy(cfg);
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}
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LOCAL_USER_REMOVE (u);
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return 0;
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}
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int
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unload_module (void)
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{
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STANDARD_HANGUP_LOCALUSERS;
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return ast_unregister_application (app);
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}
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int
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load_module (void)
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{
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return ast_register_application (app, privacy_exec, synopsis,
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descrip);
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}
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char *
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description (void)
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{
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return tdesc;
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}
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int
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usecount (void)
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{
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int res;
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STANDARD_USECOUNT (res);
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return res;
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}
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char *
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key ()
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{
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return ASTERISK_GPL_KEY;
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}
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