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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 1999-2006, Digium, Inc.
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
*
* \brief Caller ID related dialplan functions
*
* \ingroup functions
*/
#include "asterisk.h"
ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"
#include "asterisk/callerid.h"
/*** DOCUMENTATION
<function name="CALLERID" language="en_US">
<synopsis>
Gets or sets Caller*ID data on the channel.
</synopsis>
<syntax>
<parameter name="datatype" required="true">
<para>The allowable datatypes are:</para>
<enumlist>
<enum name="all" />
<enum name="num" />
<enum name="ANI" />
<enum name="DNID" />
<enum name="RDNIS" />
<enum name="pres" />
<enum name="ton" />
</enumlist>
</parameter>
<parameter name="CID">
<para>Optional Caller*ID</para>
</parameter>
</syntax>
<description>
<para>Gets or sets Caller*ID data on the channel. Uses channel callerid by default or optional
callerid, if specified.</para>
</description>
</function>
<function name="CALLERPRES" language="en_US">
<synopsis>
Gets or sets Caller*ID presentation on the channel.
</synopsis>
<syntax />
<description>
<para>Gets or sets Caller*ID presentation on the channel. The following values
are valid:</para>
<enumlist>
<enum name="allowed_not_screened">
<para>Presentation Allowed, Not Screened.</para>
</enum>
<enum name="allowed_passed_screen">
<para>Presentation Allowed, Passed Screen.</para>
</enum>
<enum name="allowed_failed_screen">
<para>Presentation Allowed, Failed Screen.</para>
</enum>
<enum name="allowed">
<para>Presentation Allowed, Network Number.</para>
</enum>
<enum name="prohib_not_screened">
<para>Presentation Prohibited, Not Screened.</para>
</enum>
<enum name="prohib_passed_screen">
<para>Presentation Prohibited, Passed Screen.</para>
</enum>
<enum name="prohib_failed_screen">
<para>Presentation Prohibited, Failed Screen.</para>
</enum>
<enum name="prohib">
<para>Presentation Prohibited, Network Number.</para>
</enum>
<enum name="unavailable">
<para>Number Unavailable.</para>
</enum>
</enumlist>
</description>
</function>
***/
static int callerpres_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
ast_copy_string(buf, ast_named_caller_presentation(chan->cid.cid_pres), len);
return 0;
}
static int callerpres_write(struct ast_channel *chan, const char *cmd, char *data, const char *value)
{
int pres = ast_parse_caller_presentation(value);
if (pres < 0)
ast_log(LOG_WARNING, "'%s' is not a valid presentation (see 'show function CALLERPRES')\n", value);
else
chan->cid.cid_pres = pres;
return 0;
}
static int callerid_read(struct ast_channel *chan, const char *cmd, char *data,
char *buf, size_t len)
{
char *opt = data;
/* Ensure that the buffer is empty */
*buf = 0;
if (!chan)
return -1;
if (strchr(opt, ',')) {
char name[80], num[80];
data = strsep(&opt, ",");
ast_callerid_split(opt, name, sizeof(name), num, sizeof(num));
if (!strncasecmp("all", data, 3)) {
snprintf(buf, len, "\"%s\" <%s>", name, num);
} else if (!strncasecmp("name", data, 4)) {
ast_copy_string(buf, name, len);
} else if (!strncasecmp("num", data, 3)) {
/* also matches "number" */
ast_copy_string(buf, num, len);
} else {
ast_log(LOG_ERROR, "Unknown callerid data type '%s'.\n", data);
}
} else {
ast_channel_lock(chan);
if (!strncasecmp("all", data, 3)) {
snprintf(buf, len, "\"%s\" <%s>",
S_OR(chan->cid.cid_name, ""),
S_OR(chan->cid.cid_num, ""));
} else if (!strncasecmp("name", data, 4)) {
if (chan->cid.cid_name) {
ast_copy_string(buf, chan->cid.cid_name, len);
}
} else if (!strncasecmp("num", data, 3)) {
/* also matches "number" */
if (chan->cid.cid_num) {
ast_copy_string(buf, chan->cid.cid_num, len);
}
} else if (!strncasecmp("ani", data, 3)) {
if (!strncasecmp(data + 3, "2", 1)) {
snprintf(buf, len, "%d", chan->cid.cid_ani2);
} else if (chan->cid.cid_ani) {
ast_copy_string(buf, chan->cid.cid_ani, len);
}
} else if (!strncasecmp("dnid", data, 4)) {
if (chan->cid.cid_dnid) {
ast_copy_string(buf, chan->cid.cid_dnid, len);
}
} else if (!strncasecmp("rdnis", data, 5)) {
if (chan->cid.cid_rdnis) {
ast_copy_string(buf, chan->cid.cid_rdnis, len);
}
} else if (!strncasecmp("pres", data, 4)) {
ast_copy_string(buf, ast_named_caller_presentation(chan->cid.cid_pres), len);
} else if (!strncasecmp("ton", data, 3)) {
snprintf(buf, len, "%d", chan->cid.cid_ton);
} else {
ast_log(LOG_ERROR, "Unknown callerid data type '%s'.\n", data);
}
ast_channel_unlock(chan);
}
return 0;
}
static int callerid_write(struct ast_channel *chan, const char *cmd, char *data,
const char *value)
{
if (!value || !chan)
return -1;
value = ast_skip_blanks(value);
if (!strncasecmp("all", data, 3)) {
char name[256];
char num[256];
ast_callerid_split(value, name, sizeof(name), num, sizeof(num));
ast_set_callerid(chan, num, name, num);
if (chan->cdr) {
ast_cdr_setcid(chan->cdr, chan);
}
} else if (!strncasecmp("name", data, 4)) {
ast_set_callerid(chan, NULL, value, NULL);
if (chan->cdr) {
ast_cdr_setcid(chan->cdr, chan);
}
} else if (!strncasecmp("num", data, 3)) {
/* also matches "number" */
ast_set_callerid(chan, value, NULL, NULL);
if (chan->cdr) {
ast_cdr_setcid(chan->cdr, chan);
}
} else if (!strncasecmp("ani", data, 3)) {
if (!strncasecmp(data + 3, "2", 1)) {
chan->cid.cid_ani2 = atoi(value);
} else {
ast_set_callerid(chan, NULL, NULL, value);
}
if (chan->cdr) {
ast_cdr_setcid(chan->cdr, chan);
}
} else if (!strncasecmp("dnid", data, 4)) {
ast_channel_lock(chan);
if (chan->cid.cid_dnid) {
ast_free(chan->cid.cid_dnid);
}
chan->cid.cid_dnid = ast_strdup(value);
if (chan->cdr) {
ast_cdr_setcid(chan->cdr, chan);
}
ast_channel_unlock(chan);
} else if (!strncasecmp("rdnis", data, 5)) {
ast_channel_lock(chan);
if (chan->cid.cid_rdnis) {
ast_free(chan->cid.cid_rdnis);
}
chan->cid.cid_rdnis = ast_strdup(value);
if (chan->cdr) {
ast_cdr_setcid(chan->cdr, chan);
}
ast_channel_unlock(chan);
} else if (!strncasecmp("pres", data, 4)) {
int i;
char *val;
val = ast_strdupa(value);
ast_trim_blanks(val);
if ((val[0] >= '0') && (val[0] <= '9')) {
i = atoi(val);
} else {
i = ast_parse_caller_presentation(val);
}
if (i < 0) {
ast_log(LOG_ERROR, "Unknown calling number presentation '%s', value unchanged\n", val);
} else {
chan->cid.cid_pres = i;
}
} else if (!strncasecmp("ton", data, 3)) {
chan->cid.cid_ton = atoi(value);
} else {
ast_log(LOG_ERROR, "Unknown callerid data type '%s'.\n", data);
}
return 0;
}
static struct ast_custom_function callerid_function = {
.name = "CALLERID",
.read = callerid_read,
.write = callerid_write,
};
static struct ast_custom_function callerpres_function = {
.name = "CALLERPRES",
.read = callerpres_read,
.write = callerpres_write,
};
static int unload_module(void)
{
int res = ast_custom_function_unregister(&callerpres_function);
res |= ast_custom_function_unregister(&callerid_function);
return res;
}
static int load_module(void)
{
int res = ast_custom_function_register(&callerpres_function);
res |= ast_custom_function_register(&callerid_function);
return res;
}
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Caller ID related dialplan functions");
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