git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2930 65c4cc65-6c06-0410-ace0-fbb531ad65f3
124 lines
3 KiB
C
Executable file
124 lines
3 KiB
C
Executable file
/*
|
|
* Asterisk -- A telephony toolkit for Linux.
|
|
*
|
|
* Trivial application to read a variable
|
|
*
|
|
* Copyright (C) 2003, Digium
|
|
*
|
|
* Mark Spencer <markster@digium.com>
|
|
*
|
|
* This program is free software, distributed under the terms of
|
|
* the GNU General Public License
|
|
*/
|
|
|
|
#include <asterisk/lock.h>
|
|
#include <asterisk/file.h>
|
|
#include <asterisk/logger.h>
|
|
#include <asterisk/channel.h>
|
|
#include <asterisk/pbx.h>
|
|
#include <asterisk/app.h>
|
|
#include <asterisk/module.h>
|
|
#include <asterisk/translate.h>
|
|
#include <asterisk/options.h>
|
|
#include <asterisk/utils.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <pthread.h>
|
|
|
|
static char *tdesc = "Read Variable Application";
|
|
|
|
static char *app = "Read";
|
|
|
|
static char *synopsis = "Read a variable";
|
|
|
|
static char *descrip =
|
|
" Read(variable[|filename][|maxdigits]): Reads a #-terminated string of digits from\n"
|
|
"the user, optionally playing a given filename first. Returns -1 on hangup or\n"
|
|
"error and 0 otherwise.\n"
|
|
" maxdigits -- maximum acceptable number of digits. Stops reading after maxdigits\n"
|
|
" have been entered (without requiring the user press the '#' key).\n"
|
|
" Defaults to 0 - no limit - wait for the user press the '#' key.\n"
|
|
" Any value below 0 means the same. Max accepted value is 255.\n";
|
|
|
|
STANDARD_LOCAL_USER;
|
|
|
|
LOCAL_USER_DECL;
|
|
|
|
static int read_exec(struct ast_channel *chan, void *data)
|
|
{
|
|
int res = 0;
|
|
struct localuser *u;
|
|
char tmp[256];
|
|
char *varname;
|
|
char *filename;
|
|
char *stringp;
|
|
char *maxdigitstr;
|
|
int maxdigits=255;
|
|
if (!data || ast_strlen_zero((char *)data)) {
|
|
ast_log(LOG_WARNING, "Read requires an argument (variable)\n");
|
|
return -1;
|
|
}
|
|
strncpy(tmp, (char *)data, sizeof(tmp)-1);
|
|
stringp=(char *)calloc(1,strlen(tmp)+1);
|
|
snprintf(stringp,strlen(tmp)+1,"%s",tmp);
|
|
varname = strsep(&stringp, "|");
|
|
filename = strsep(&stringp, "|");
|
|
maxdigitstr = strsep(&stringp,"|");
|
|
if (!(filename) || ast_strlen_zero(filename))
|
|
filename = NULL;
|
|
if (maxdigitstr) {
|
|
maxdigits = atoi(maxdigitstr);
|
|
if ((maxdigits<1) || (maxdigits>255)) {
|
|
maxdigits = 255;
|
|
} else
|
|
ast_verbose(VERBOSE_PREFIX_3 "Accepting a maximum of %i digits.\n", maxdigits);
|
|
}
|
|
if (!(varname) || ast_strlen_zero(varname)) {
|
|
ast_log(LOG_WARNING, "Read requires an variable name\n");
|
|
return -1;
|
|
}
|
|
LOCAL_USER_ADD(u);
|
|
if (chan->_state != AST_STATE_UP) {
|
|
/* Answer if the line isn't up. */
|
|
res = ast_answer(chan);
|
|
}
|
|
strncpy(tmp, (char *)varname, sizeof(tmp)-1);
|
|
if (!res) {
|
|
ast_stopstream(chan);
|
|
res = ast_app_getdata(chan, filename, tmp, maxdigits, 0);
|
|
if (!res)
|
|
pbx_builtin_setvar_helper(chan, varname, tmp);
|
|
ast_verbose(VERBOSE_PREFIX_3 "User entered '%s'\n", tmp);
|
|
}
|
|
LOCAL_USER_REMOVE(u);
|
|
return res;
|
|
}
|
|
|
|
int unload_module(void)
|
|
{
|
|
STANDARD_HANGUP_LOCALUSERS;
|
|
return ast_unregister_application(app);
|
|
}
|
|
|
|
int load_module(void)
|
|
{
|
|
return ast_register_application(app, read_exec, synopsis, descrip);
|
|
}
|
|
|
|
char *description(void)
|
|
{
|
|
return tdesc;
|
|
}
|
|
|
|
int usecount(void)
|
|
{
|
|
int res;
|
|
STANDARD_USECOUNT(res);
|
|
return res;
|
|
}
|
|
|
|
char *key()
|
|
{
|
|
return ASTERISK_GPL_KEY;
|
|
}
|