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Add "ImportVar" application

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4272 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2004-11-17 04:48:58 +00:00
parent 17d5d7bdb7
commit 6b72043074
1 changed files with 47 additions and 11 deletions
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58
pbx.c
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@@ -182,6 +182,7 @@ static int pbx_builtin_saydigits(struct ast_channel *, void *);
static int pbx_builtin_saycharacters(struct ast_channel *, void *);
static int pbx_builtin_sayphonetic(struct ast_channel *, void *);
int pbx_builtin_setvar(struct ast_channel *, void *);
static int pbx_builtin_importvar(struct ast_channel *, void *);
void pbx_builtin_setvar_helper(struct ast_channel *chan, char *name, char *value);
char *pbx_builtin_getvar_helper(struct ast_channel *chan, char *name);
@@ -388,6 +389,12 @@ static struct pbx_builtin {
" SetVar(#n=value): Sets variable n to value. If prefixed with _, single\n"
"inheritance assumed. If prefixed with __, infinite inheritance is assumed.\n" },
{ "ImportVar", pbx_builtin_importvar,
"Set variable to value",
" ImportVar(#n=channel|variable): Sets variable n to variable as evaluated on\n"
"the specified channel (instead of current). If prefixed with _, single\n"
"inheritance assumed. If prefixed with __, infinite inheritance is assumed.\n" },
{ "StripMSD", pbx_builtin_stripmsd,
"Strip leading digits",
" StripMSD(count): Strips the leading 'count' digits from the channel's\n"
@@ -910,16 +917,6 @@ static void pbx_substitute_variables_temp(struct ast_channel *c, const char *var
} else if (c && !strcmp(var, "EXTEN")) {
strncpy(workspace, c->exten, workspacelen - 1);
*ret = workspace;
} else if (c && !strncmp(var, "EXTEN-", strlen("EXTEN-")) &&
/* XXX Remove me eventually */
(sscanf(var + strlen("EXTEN-"), "%d", &offset) == 1)) {
if (offset < 0)
offset=0;
if (offset > strlen(c->exten))
offset = strlen(c->exten);
strncpy(workspace, c->exten + offset, workspacelen - 1);
*ret = workspace;
ast_log(LOG_WARNING, "The use of 'EXTEN-foo' has been deprecated in favor of 'EXTEN:foo'\n");
} else if (c && !strcmp(var, "RDNIS")) {
if (c->cid.cid_rdnis) {
strncpy(workspace, c->cid.cid_rdnis, workspacelen - 1);
@@ -5075,7 +5072,7 @@ int pbx_builtin_setvar(struct ast_channel *chan, void *data)
return 0;
}
stringp = data;
stringp = ast_strdupa(data);
name = strsep(&stringp,"=");
value = strsep(&stringp,"\0");
@@ -5084,6 +5081,45 @@ int pbx_builtin_setvar(struct ast_channel *chan, void *data)
return(0);
}
int pbx_builtin_importvar(struct ast_channel *chan, void *data)
{
char *name;
char *value;
char *stringp=NULL;
char *channel;
struct ast_channel *chan2=NULL;
char tmp[4096]="";
char *s;
if (!data || ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Ignoring, since there is no variable to set\n");
return 0;
}
stringp = ast_strdupa(data);
name = strsep(&stringp,"=");
channel = strsep(&stringp,"|");
value = strsep(&stringp,"\0");
if (channel && value && name) {
while((chan2 = ast_channel_walk_locked(chan2))) {
if (!strcmp(chan2->name, channel))
break;
ast_mutex_unlock(&chan2->lock);
}
if (chan2) {
s = alloca(strlen(value) + 4);
if (s) {
sprintf(s, "${%s}", value);
pbx_substitute_variables_helper(chan2, s, tmp, sizeof(tmp) - 1);
}
ast_mutex_unlock(&chan2->lock);
}
pbx_builtin_setvar_helper(chan, name, tmp);
}
return(0);
}
static int pbx_builtin_setglobalvar(struct ast_channel *chan, void *data)
{
char *name;