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MODAPP-309 - variable expansion in cid regexp processing

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@14287 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Rupa Schomaker 2009-07-17 22:41:40 +00:00
parent 66ce898df2
commit 0c2940b831
1 changed files with 32 additions and 6 deletions
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38
src/mod/applications/mod_lcr/mod_lcr.c
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@ -156,7 +156,7 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_lcr_load);
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_lcr_shutdown);
SWITCH_MODULE_DEFINITION(mod_lcr, mod_lcr_load, mod_lcr_shutdown, NULL);
static const char *do_cid(switch_memory_pool_t *pool, const char *cid, const char *number)
static const char *do_cid(switch_memory_pool_t *pool, const char *cid, const char *number, switch_core_session_t *session)
{
switch_regex_t *re = NULL;
int proceed = 0, ovector[30];
@ -164,6 +164,10 @@ static const char *do_cid(switch_memory_pool_t *pool, const char *cid, const cha
uint32_t len = 0;
char *src = NULL;
char *dst = NULL;
char *tmp_regex = NULL;
char *src_regex = NULL;
char *dst_regex = NULL;
switch_channel_t *channel = NULL;
if (!switch_strlen_zero(cid)) {
len = strlen(cid);
@ -188,7 +192,29 @@ static const char *do_cid(switch_memory_pool_t *pool, const char *cid, const cha
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Not a valid regexp: %s\n", src);
goto done;
}
/* if a session is provided, check if the source part of the regex has any channel variables, then expand them */
if(session) {
channel = switch_core_session_get_channel(session);
switch_assert(channel);
if(switch_string_var_check_const(src) || switch_string_has_escaped_data(src)) {
tmp_regex = switch_channel_expand_variables(channel, src);
src_regex = switch_core_strdup(pool, tmp_regex);
switch_safe_free(tmp_regex);
src = src_regex;
}
if(switch_string_var_check_const(dst) || switch_string_has_escaped_data(dst)) {
tmp_regex = switch_channel_expand_variables(channel, dst);
dst_regex = switch_core_strdup(pool, tmp_regex);
switch_safe_free(tmp_regex);
dst = dst_regex;
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "expanded src: %s, dst: %s\n", src, dst);
}
if ((proceed = switch_regex_perform(number, src, &re, ovector, sizeof(ovector) / sizeof(ovector[0])))) {
len = (uint32_t) (strlen(src) + strlen(dst) + 10) * proceed; /* guestimate size */
if (!(substituted = switch_core_alloc(pool, len))) {
@ -210,7 +236,7 @@ done:
return number;
}
static char *get_bridge_data(switch_memory_pool_t *pool, char *dialed_number, char *caller_id, lcr_route cur_route, profile_t *profile)
static char *get_bridge_data(switch_memory_pool_t *pool, char *dialed_number, char *caller_id, lcr_route cur_route, profile_t *profile, switch_core_session_t *session)
{
size_t lstrip;
size_t tstrip;
@ -250,7 +276,7 @@ static char *get_bridge_data(switch_memory_pool_t *pool, char *dialed_number, ch
cid = "";
if (!switch_strlen_zero(cur_route->cid)) {
cid = switch_core_sprintf(pool, ",origination_caller_id_number=%s",
do_cid(pool, cur_route->cid, caller_id));
do_cid(pool, cur_route->cid, caller_id, session));
}
header = "";
@ -545,7 +571,7 @@ static int route_add_callback(void *pArg, int argc, char **argv, char **columnNa
if (argc > LCR_CID_PLACE) {
additional->cid = switch_core_strdup(pool, switch_str_nil(argv[LCR_CID_PLACE]));
}
additional->dialstring = get_bridge_data(pool, cbt->lookup_number, cbt->cid, additional, cbt->profile);
additional->dialstring = get_bridge_data(pool, cbt->lookup_number, cbt->cid, additional, cbt->profile, cbt->session);
if (cbt->head == NULL) {
key = switch_core_sprintf(pool, "%s:%s", additional->gw_prefix, additional->gw_suffix);
@ -1340,7 +1366,7 @@ SWITCH_STANDARD_API(dialplan_lcr_function)
current = cb_struct.head;
while (current) {
dialstring = get_bridge_data(pool, cb_struct.lookup_number, cb_struct.cid, current, cb_struct.profile);
dialstring = get_bridge_data(pool, cb_struct.lookup_number, cb_struct.cid, current, cb_struct.profile, cb_struct.session);
stream->write_function(stream, " | %s", current->digit_str);
str_repeat((maximum_lengths.digit_str - current->digit_len), " ", stream);