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Merge HINT() dialplan function from my sandbox branch into trunk. This function

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will let you retrieve the list of devices or name associated with a hint.
(inspired by issue #10635)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@81783 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2007-09-06 20:24:18 +00:00
parent f614bc7004
commit 65b4a88c60
2 changed files with 67 additions and 0 deletions
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63
funcs/func_devstate.c
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@@ -42,6 +42,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/devicestate.h"
#include "asterisk/cli.h"
#include "asterisk/astdb.h"
#include "asterisk/app.h"
static const char astdb_family[] = "CustomDevstate";
@@ -73,6 +74,52 @@ static int devstate_write(struct ast_channel *chan, const char *cmd, char *data,
return 0;
}
enum {
HINT_OPT_NAME = (1 << 0),
};
AST_APP_OPTIONS(hint_options, BEGIN_OPTIONS
AST_APP_OPTION('n', HINT_OPT_NAME),
END_OPTIONS );
static int hint_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
char *exten, *context;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(exten);
AST_APP_ARG(options);
);
struct ast_flags opts = { 0, };
int res;
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "The HINT function requires an extension\n");
return -1;
}
AST_STANDARD_APP_ARGS(args, data);
if (ast_strlen_zero(args.exten)) {
ast_log(LOG_WARNING, "The HINT function requires an extension\n");
return -1;
}
context = exten = args.exten;
strsep(&context, "@");
if (ast_strlen_zero(context))
context = "default";
if (!ast_strlen_zero(args.options))
ast_app_parse_options(hint_options, &opts, NULL, args.options);
if (ast_test_flag(&opts, HINT_OPT_NAME))
res = ast_get_hint(NULL, 0, buf, len, chan, context, exten);
else
res = ast_get_hint(buf, len, NULL, 0, chan, context, exten);
return !res; /* ast_get_hint returns non-zero on success */
}
static enum ast_device_state custom_devstate_callback(const char *data)
{
char buf[256] = "";
@@ -155,11 +202,26 @@ static struct ast_custom_function devstate_function = {
.write = devstate_write,
};
static struct ast_custom_function hint_function = {
.name = "HINT",
.synopsis = "Get the devices set for a dialplan hint",
.syntax = "HINT(extension[@context][|options])",
.desc =
" The HINT function can be used to retrieve the list of devices that are\n"
"mapped to a dialplan hint. For example:\n"
" NoOp(Hint for Extension 1234 is ${HINT(1234)})\n"
"Options:\n"
" 'n' - Retrieve name on the hint instead of list of devices\n"
"",
.read = hint_read,
};
static int unload_module(void)
{
int res = 0;
res |= ast_custom_function_unregister(&devstate_function);
res |= ast_custom_function_unregister(&hint_function);
res |= ast_devstate_prov_del("Custom");
res |= ast_cli_unregister_multiple(cli_funcdevstate, ARRAY_LEN(cli_funcdevstate));
@@ -185,6 +247,7 @@ static int load_module(void)
db_tree = NULL;
res |= ast_custom_function_register(&devstate_function);
res |= ast_custom_function_register(&hint_function);
res |= ast_devstate_prov_add("Custom", custom_devstate_callback);
res |= ast_cli_register_multiple(cli_funcdevstate, ARRAY_LEN(cli_funcdevstate));