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Allow globals in extensions.conf to reference previous variables 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1255 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2003-08-03 18:33:50 +00:00
parent 1d0858f08e
commit e707a89e63
2 changed files with 28 additions and 23 deletions
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47
pbx.c
View File

@ -738,8 +738,9 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
int offset,offset2;
struct ast_var_t *variables;
char *name, *num; /* for callerid name + num variables */
struct varshead *headp;
headp=&c->varshead;
struct varshead *headp=NULL;
if (c)
headp=&c->varshead;
*ret=NULL;
/* Now we have the variable name on cp3 */
if ((first=strchr(var,':'))) {
@ -773,7 +774,7 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
else
*ret+=strlen(*ret)+offset;
(*ret)[offset2] = '\0';
} else if (!strcmp(var, "CALLERIDNUM")) {
} else if (c && !strcmp(var, "CALLERIDNUM")) {
if (c->callerid)
strncpy(workspace, c->callerid, workspacelen - 1);
ast_callerid_parse(workspace, &name, &num);
@ -782,7 +783,7 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
*ret = num;
} else
*ret = workspace;
} else if (!strcmp(var, "CALLERIDNAME")) {
} else if (c && !strcmp(var, "CALLERIDNAME")) {
if (c->callerid)
strncpy(workspace, c->callerid, workspacelen - 1);
ast_callerid_parse(workspace, &name, &num);
@ -790,21 +791,21 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
*ret = name;
else
*ret = workspace;
} else if (!strcmp(var, "CALLERID")) {
} else if (c && !strcmp(var, "CALLERID")) {
if (c->callerid) {
strncpy(workspace, c->callerid, workspacelen - 1);
*ret = workspace;
} else
*ret = NULL;
} else if (!strcmp(var, "HINT")) {
} else if (c && !strcmp(var, "HINT")) {
if (!ast_get_hint(workspace, workspacelen - 1, c, c->context, c->exten))
*ret = NULL;
else
*ret = workspace;
} else if (!strcmp(var, "EXTEN")) {
} else if (c && !strcmp(var, "EXTEN")) {
strncpy(workspace, c->exten, workspacelen - 1);
*ret = workspace;
} else if (!strncmp(var, "EXTEN-", strlen("EXTEN-")) &&
} else if (c && !strncmp(var, "EXTEN-", strlen("EXTEN-")) &&
/* XXX Remove me eventually */
(sscanf(var + strlen("EXTEN-"), "%d", &offset) == 1)) {
if (offset < 0)
@ -814,25 +815,25 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
strncpy(workspace, c->exten + offset, workspacelen - 1);
*ret = workspace;
ast_log(LOG_WARNING, "The use of 'EXTEN-foo' has been derprecated in favor of 'EXTEN:foo'\n");
} else if (!strcmp(var, "RDNIS")) {
} else if (c && !strcmp(var, "RDNIS")) {
if (c->rdnis) {
strncpy(workspace, c->rdnis, workspacelen - 1);
*ret = workspace;
} else
*ret = NULL;
} else if (!strcmp(var, "CONTEXT")) {
} else if (c && !strcmp(var, "CONTEXT")) {
strncpy(workspace, c->context, workspacelen - 1);
*ret = workspace;
} else if (!strcmp(var, "PRIORITY")) {
} else if (c && !strcmp(var, "PRIORITY")) {
snprintf(workspace, workspacelen, "%d", c->priority);
*ret = workspace;
} else if (!strcmp(var, "CHANNEL")) {
} else if (c && !strcmp(var, "CHANNEL")) {
strncpy(workspace, c->name, workspacelen - 1);
*ret = workspace;
} else if (!strcmp(var, "EPOCH")) {
} else if (c && !strcmp(var, "EPOCH")) {
snprintf(workspace, workspacelen -1, "%u",(int)time(NULL));
*ret = workspace;
} else if (!strcmp(var, "DATETIME")) {
} else if (c && !strcmp(var, "DATETIME")) {
thistime=time(NULL);
localtime_r(&thistime, &brokentime);
snprintf(workspace, workspacelen -1, "%02d%02d%04d-%02d:%02d:%02d",
@ -844,18 +845,20 @@ static void pbx_substitute_variables_temp(struct ast_channel *c,const char *var,
brokentime.tm_sec
);
*ret = workspace;
} else if (!strcmp(var, "UNIQUEID")) {
} else if (c && !strcmp(var, "UNIQUEID")) {
snprintf(workspace, workspacelen -1, "%s", c->uniqueid);
} else {
AST_LIST_TRAVERSE(headp,variables,entries) {
if (c) {
AST_LIST_TRAVERSE(headp,variables,entries) {
#if 0
ast_log(LOG_WARNING,"Comparing variable '%s' with '%s'\n",var,ast_var_name(variables));
ast_log(LOG_WARNING,"Comparing variable '%s' with '%s'\n",var,ast_var_name(variables));
#endif
if (strcasecmp(ast_var_name(variables),var)==0) {
*ret=ast_var_value(variables);
if (*ret) {
strncpy(workspace, *ret, workspacelen - 1);
*ret = workspace;
if (strcasecmp(ast_var_name(variables),var)==0) {
*ret=ast_var_value(variables);
if (*ret) {
strncpy(workspace, *ret, workspacelen - 1);
*ret = workspace;
}
}
}
}

4
pbx/pbx_config.c
View File

@ -1538,6 +1538,7 @@ static int pbx_load_module(void)
char *cxt, *ext, *pri, *appl, *data, *tc, *cidmatch;
struct ast_context *con;
char *start, *end;
char realvalue[256] = "";
cfg = ast_load(config);
if (cfg) {
@ -1548,7 +1549,8 @@ static int pbx_load_module(void)
"writeprotect"));
v = ast_variable_browse(cfg, "globals");
while(v) {
pbx_builtin_setvar_helper(NULL, v->name, v->value);
pbx_substitute_variables_helper(NULL, v->value, realvalue, sizeof(realvalue) - 1);
pbx_builtin_setvar_helper(NULL, v->name, realvalue);
v = v->next;
}
cxt = ast_category_browse(cfg, NULL);