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New code for indexing tags.

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default 2023-11-08 08:14:34 +01:00
parent d8db262585
commit 895cf82a7d
2 changed files with 63 additions and 0 deletions
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61
data.c
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@ -1081,6 +1081,8 @@ int timeline_add(snac *snac, const char *id, const xs_dict *o_msg)
int ret = object_add(id, o_msg);
timeline_update_indexes(snac, id);
tag_index(id, o_msg);
snac_debug(snac, 1, xs_fmt("timeline_add %s", id));
return ret;
@ -1565,6 +1567,65 @@ int limited(snac *user, const char *id, int cmd)
}
/** tag indexing **/
void tag_index(const char *id, const xs_dict *obj)
/* update the tag indexes for this object */
{
xs_list *tags = xs_dict_get(obj, "tag");
if (is_msg_public(obj) && xs_type(tags) == XSTYPE_LIST && xs_list_len(tags) > 0) {
xs *md5_id = xs_md5_hex(id, strlen(id));
xs *g_tag_dir = xs_fmt("%s/tag", srv_basedir);
mkdirx(g_tag_dir);
xs_dict *v;
while (xs_list_iter(&tags, &v)) {
char *type = xs_dict_get(v, "type");
char *name = xs_dict_get(v, "name");
if (!xs_is_null(type) && !xs_is_null(name) && strcmp(type, "Hashtag") == 0) {
if (*name == '#')
name++;
name = xs_tolower_i(name);
xs *md5_tag = xs_md5_hex(name, strlen(name));
xs *tag_dir = xs_fmt("%s/%c%c", g_tag_dir, md5_tag[0], md5_tag[1]);
mkdirx(tag_dir);
xs *g_tag_idx = xs_fmt("%s/%s.idx", tag_dir, md5_tag);
index_add(g_tag_idx, md5_id);
FILE *f;
xs *g_tag_name = xs_replace(g_tag_idx, ".idx", ".tag");
if ((f = fopen(g_tag_name, "w")) != NULL) {
fprintf(f, "%s\n", name);
fclose(f);
}
srv_debug(0, xs_fmt("tagged %s #%s (%s #%s)", id, name, md5_id, md5_tag));
}
}
}
}
xs_list *tag_search(char *tag, int skip, int show)
/* returns the list of posts tagged with tag */
{
if (*tag == '#')
tag++;
xs *lw_tag = xs_tolower_i(xs_dup(tag));
xs *md5 = xs_md5_hex(lw_tag, strlen(lw_tag));
xs *idx = xs_fmt("%s/tag/%c%c/%s.idx", srv_basedir, md5[0], md5[1], md5);
return index_list_desc(idx, skip, show);
}
/** static data **/
static int _load_raw_file(const char *fn, xs_val **data, int *size,

2
snac.h
View file

@ -143,6 +143,8 @@ int limited(snac *user, const char *id, int cmd);
void hide(snac *snac, const char *id);
int is_hidden(snac *snac, const char *id);
void tag_index(const char *id, const xs_dict *obj);
int actor_add(const char *actor, xs_dict *msg);
int actor_get(const char *actor, xs_dict **data);