New function make_url(), that takes 'proxy_media' into account.

This commit is contained in:
default 2024-11-07 17:10:20 +01:00
parent 2769e6b1d7
commit 80a084e721

55
html.c
View file

@ -11,6 +11,7 @@
#include "xs_mime.h"
#include "xs_match.h"
#include "xs_html.h"
#include "xs_curl.h"
#include "snac.h"
@ -41,6 +42,24 @@ int login(snac *snac, const xs_dict *headers)
}
xs_str *make_url(snac *user, int proxy_media, const char *href)
/* makes an URL, possibly including proxying */
{
xs_str *url = NULL;
if (user && proxy_media) {
xs *h = xs_replace(href, "https:/" "/", "");
url = xs_fmt("%s/proxy/%s", user->actor, h);
snac_debug(user, 1, xs_fmt("Proxying %s %s", href, url));
}
else
url = xs_dup(href);
return url;
}
xs_str *replace_shortnames(xs_str *s, const xs_list *tag, int ems)
/* replaces all the :shortnames: with the emojis in tag */
{
@ -1464,6 +1483,7 @@ xs_html *html_entry(snac *user, xs_dict *msg, int read_only,
const char *v;
int has_title = 0;
int collapse_threads = 0;
int proxy_media = xs_is_true(xs_dict_get(srv_config, "proxy_media"));
/* do not show non-public messages in the public timeline */
if ((read_only || !user) && !is_msg_public(msg))
@ -1954,13 +1974,15 @@ xs_html *html_entry(snac *user, xs_dict *msg, int read_only,
const xs_dict *a;
while (xs_list_next(attach, &a, &c)) {
const char *type = xs_dict_get(a, "type");
const char *href = xs_dict_get(a, "href");
const char *o_href = xs_dict_get(a, "href");
const char *name = xs_dict_get(a, "name");
/* if this image is already in the post content, skip */
if (content && xs_str_in(content, href) != -1)
if (content && xs_str_in(content, o_href) != -1)
continue;
xs *href = make_url(user, proxy_media && !read_only, o_href);
if (xs_startswith(type, "image/") || strcmp(type, "Image") == 0) {
xs_html_add(content_attachments,
xs_html_tag("a",
@ -2762,6 +2784,7 @@ int html_get_handler(const xs_dict *req, const char *q_path,
const char *p_path;
int cache = 1;
int save = 1;
int proxy_media = xs_is_true(xs_dict_get(srv_config, "proxy_media"));
const char *v;
xs *l = xs_split_n(q_path, "/", 2);
@ -3163,6 +3186,34 @@ int html_get_handler(const xs_dict *req, const char *q_path,
snac_debug(&snac, 1, xs_fmt("serving RSS"));
}
else
if (xs_startswith(p_path, "proxy/") && proxy_media) { /** remote media by proxy **/
if (!login(&snac, req)) {
*body = xs_dup(uid);
status = HTTP_STATUS_UNAUTHORIZED;
}
else {
xs *url = xs_replace(p_path, "proxy/", "https:/" "/");
xs *hdrs = xs_dict_new();
xs *rsp = xs_http_request("GET", url, hdrs,
NULL, 0, &status, body, b_size, 0);
if (valid_status(status)) {
const char *ct = xs_dict_get(rsp, "content-type");
/* find the content-type in the static mime types,
and return that value instead of ct, which will
be destroyed when out of scope */
for (int n = 0; xs_mime_types[n]; n += 2) {
if (strcmp(ct, xs_mime_types[n + 1]) == 0) {
*ctype = (char *)xs_mime_types[n + 1];
break;
}
}
}
}
}
else
status = HTTP_STATUS_NOT_FOUND;