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Show domain names instead of top-level domain names. #2

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Show domain names instead of top-level domain names. #2

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57 changes: 47 additions & 10 deletions visitors.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1612,20 +1612,57 @@ int vi_process_web_trails(struct vih *vih, char *ref, char *req)
return 0;
}

/* Process Top Level Domains.
/* Reverse a string in place. Courtesy of Bob Stout. */
char *strrev(char *str)
{
char *p1, *p2;

if (! str || ! *str)
return str;

for (p1 = str, p2 = str + strlen(str) - 1; p2 > p1; ++p1, --p2) {
*p1 ^= *p2;
*p2 ^= *p1;
*p1 ^= *p2;
}

return str;
}

/* Process Domains.
* Returns zero on success. Non zero is returned on out of memory. */
int vi_process_tld(struct vih *vih, char *hostname)
{
char *tld;
char *tld, *dot;
int res;

if (vi_is_numeric_address(hostname)) {
tld = "numeric IP";
} else {
tld = strrchr(hostname, '.');
if (!tld) return 0;
tld++;
if (vi_is_numeric_address(hostname))
tld = "Unknown";
else
{
strrev(hostname);
dot = strchr(hostname, '.');
if (!dot) return 0;

/* Show third-level domain for country-code top-level domains. */
/* Otherwise we get unhelpful entries like .co.uk. */
if (dot - hostname < 3)
{
dot = strchr(++dot, '.');
if (!dot) return 0;
}

dot = strchr(++dot, '.');

if (!dot)
return 0;
else
*dot = '\0';

strrev(hostname);
tld = hostname;
}

res = vi_counter_incr(&vih->tld, tld);
if (res == 0) return 1;
return 0;
Expand Down Expand Up @@ -2823,8 +2860,8 @@ void vi_print_tld_report(FILE *fp, struct vih *vih)
vi_print_generic_keyvalbar_report(
fp,
"Domains",
"Top Level Domains sorted by visits",
"Total number of Top Level Domains",
"Domains sorted by visits",
"Total number of Domains",
Config_max_tld,
&vih->tld,
qsort_cmp_long_value);
Expand Down