Rewritten content_search() to read from both timelines.

This commit is contained in:
default 2024-05-08 16:43:02 +02:00
parent 34c8968cfb
commit 979f2ad140
3 changed files with 65 additions and 37 deletions

77
data.c
View File

@ -2490,23 +2490,35 @@ void notify_clear(snac *snac)
/** searches **/
xs_list *content_search(snac *user, const xs_list *timeline,
const char *regex, int max_secs, int *timeout)
xs_list *content_search(snac *user, const char *regex, int priv, int max_secs, int *timeout)
/* returns a list of posts which content matches the regex */
{
xs_list *r = xs_list_new();
xs_set seen;
xs_set_init(&seen);
if (max_secs == 0)
max_secs = 3;
int c = 0;
char *v;
time_t t = time(NULL) + max_secs;
*timeout = 0;
while (xs_list_next(timeline, &v, &c)) {
xs *post = NULL;
/* iterate both timelines simultaneously */
xs *pub_tl = timeline_simple_list(user, "public", 0, XS_ALL);
int pub_c = 0;
char *pub_md5 = NULL;
xs *priv_tl = priv ? timeline_simple_list(user, "private", 0, XS_ALL) : xs_list_new();
int priv_c = 0;
char *priv_md5 = NULL;
/* first positioning */
xs_list_next(pub_tl, &pub_md5, &pub_c);
xs_list_next(priv_tl, &priv_md5, &priv_c);
for (;;) {
char *md5 = NULL;
enum { NONE, PUBLIC, PRIVATE } from = NONE;
/* timeout? */
if (time(NULL) > t) {
@ -2514,11 +2526,48 @@ xs_list *content_search(snac *user, const xs_list *timeline,
break;
}
/* if from a user, must be in any timeline */
if (user && !timeline_here(user, v))
continue;
if (pub_md5 == NULL) {
/* out of both lists? done */
if (priv_md5 == NULL)
break;
if (!valid_status(object_get_by_md5(v, &post)))
/* out of public: take element from the private timeline and advance */
from = PRIVATE;
}
else
if (priv_md5 == NULL) {
/* out of private: take element from the public timeline and advance */
from = PUBLIC;
}
else {
/* candidates from both: choose one from the file dates */
xs *pub_fn = xs_fmt("%s/public/%s.json", user->basedir, pub_md5);
xs *priv_fn = xs_fmt("%s/private/%s.json", user->basedir, priv_md5);
if (mtime(pub_fn) < mtime(priv_fn))
from = PRIVATE;
else
from = PUBLIC;
}
if (from == PUBLIC) { /* public */
md5 = pub_md5;
if (!xs_list_next(pub_tl, &pub_md5, &pub_c))
pub_md5 = NULL;
}
else
if (from == PRIVATE) { /* private */
md5 = priv_md5;
if (!xs_list_next(priv_tl, &priv_md5, &priv_c))
priv_md5 = NULL;
}
if (md5 == NULL)
break;
xs *post = NULL;
if (!valid_status(timeline_get_by_md5(user, md5, &post)))
continue;
/* must be a Note */
@ -2539,10 +2588,10 @@ xs_list *content_search(snac *user, const xs_list *timeline,
xs *l = xs_regex_select_n(c, regex, 1);
if (xs_list_len(l))
r = xs_list_append(r, v);
xs_set_add(&seen, md5);
}
return r;
return xs_set_result(&seen);
}

22
main.c
View File

@ -376,30 +376,10 @@ int main(int argc, char *argv[])
}
if (strcmp(cmd, "search") == 0) { /** **/
xs *tl = timeline_simple_list(&snac, "private", 0, XS_ALL);
int to;
/* 'url' contains the regex */
xs *r = content_search(&snac, tl, url, 10, &to);
int c = 0;
char *v;
/* print results as standalone links */
while (xs_list_next(r, &v, &c)) {
printf("%s/admin/p/%s\n", snac.actor, v);
}
return 0;
}
if (strcmp(cmd, "search2") == 0) { /** **/
/* undocumented (for testing only) */
xs *tl = timeline_simple_list(&snac, "public", 0, XS_ALL);
int to;
/* 'url' contains the regex */
xs *r = content_search(&snac, tl, url, 10, &to);
xs *r = content_search(&snac, url, 1, 10, &to);
int c = 0;
char *v;

3
snac.h
View File

@ -179,8 +179,7 @@ xs_list *list_timeline(snac *user, const char *list, int skip, int show);
xs_val *list_content(snac *user, const char *list_id, const char *actor_md5, int op);
void list_distribute(snac *user, const char *who, const xs_dict *post);
xs_list *content_search(snac *user, const xs_list *timeline,
const char *regex, int max_secs, int *timeout);
xs_list *content_search(snac *user, const char *regex, int priv, int max_secs, int *timeout);
int actor_add(const char *actor, xs_dict *msg);
int actor_get(const char *actor, xs_dict **data);