FS-6940 #resolve #comment %FEATURE use the variable digits_dialed_filter to set regul...

diff --git a/src/switch_channel.c b/src/switch_channel.c
index 49aa4e1923a683111db4816c6bb4173581e4f1cf..7fae7f16a2cb54630e75b74c1c519665b2e6c950 100644 (file)
--- a/src/switch_channel.c
+++ b/src/switch_channel.c
@@ -33,7 +33,7 @@
 
 #include <switch.h>
 #include <switch_channel.h>
-
+#include <pcre.h>
 
 struct switch_cause_table {
        const char *name;
@@ -4277,7 +4277,47 @@ SWITCH_DECLARE(switch_status_t) switch_channel_set_timestamps(switch_channel_t *
        }
 
        if (x) {
-               switch_channel_set_variable(channel, "digits_dialed", dtstr);
+               const char *var = switch_channel_get_variable(channel, "digits_dialed_filter");
+               char *digit_string = dtstr;
+               char *X = NULL;
+               switch_regex_t *re = NULL;
+               char *substituted = NULL;
+
+               if (!zstr(var)) {
+                       int proceed = 0;
+                       int ovector[30];
+
+                       if ((proceed = switch_regex_perform(dtstr, var, &re, ovector, sizeof(ovector) / sizeof(ovector[0])))) {
+                               int len = (strlen(dtstr) + strlen(var) + 10) * proceed;
+                               int i = 0;
+                               const char *replace = NULL;
+
+                               X = malloc(len);
+                               
+                               for (i = 0; i < proceed; i++) {
+                                       if (pcre_get_substring(dtstr, ovector, proceed, i, &replace) > 0) {
+                                               switch_size_t plen = strlen(replace);
+                                               memset(X, 'X', plen);
+                                               *(X+plen) = '\0';
+
+                                               switch_safe_free(substituted);
+                                               substituted = switch_string_replace(substituted ? substituted : dtstr, replace, X);
+                                               
+                                               printf("WTF [%s][%s]\n", replace, substituted);
+                                               pcre_free_substring(replace);
+                                       }
+                               }
+                               
+                               if (!zstr(substituted)) {
+                                       digit_string = substituted;
+                               }
+                       }
+               }
+
+               switch_channel_set_variable(channel, "digits_dialed", digit_string);
+               switch_regex_safe_free(re);
+               switch_safe_free(substituted);
+               switch_safe_free(X);
        } else {
                switch_channel_set_variable(channel, "digits_dialed", "none");
        }