From c976b9a334872e14aadc1f454680599468652231 Mon Sep 17 00:00:00 2001
From: grunfink
Date: Thu, 26 Jun 2025 10:39:47 +0200
Subject: Sending notes from the cmdline allows setting an inReplyTo field.

---
 Makefile        |  6 +++---
 Makefile.NetBSD |  6 +++---
 main.c          | 23 +++++++++++++++++++----
 3 files changed, 25 insertions(+), 10 deletions(-)

diff --git a/Makefile b/Makefile
index 6059fef..5de2882 100644
--- a/Makefile
+++ b/Makefile
@@ -60,10 +60,10 @@ html.o: html.c xs.h xs_io.h xs_json.h xs_regex.h xs_set.h xs_openssl.h \
 http.o: http.c xs.h xs_io.h xs_openssl.h xs_curl.h xs_time.h xs_json.h \
  snac.h http_codes.h
 httpd.o: httpd.c xs.h xs_io.h xs_json.h xs_socket.h xs_unix_socket.h \
- xs_httpd.h xs_mime.h xs_time.h xs_openssl.h xs_fcgi.h xs_html.h snac.h \
- http_codes.h
+ xs_httpd.h xs_mime.h xs_time.h xs_openssl.h xs_fcgi.h xs_html.h \
+ xs_webmention.h snac.h http_codes.h
 main.o: main.c xs.h xs_io.h xs_json.h xs_time.h xs_openssl.h xs_match.h \
- snac.h http_codes.h
+ xs_random.h snac.h http_codes.h
 mastoapi.o: mastoapi.c xs.h xs_hex.h xs_openssl.h xs_json.h xs_io.h \
  xs_time.h xs_glob.h xs_set.h xs_random.h xs_url.h xs_mime.h xs_match.h \
  xs_unicode.h snac.h http_codes.h
diff --git a/Makefile.NetBSD b/Makefile.NetBSD
index d19ab2d..ac5b052 100644
--- a/Makefile.NetBSD
+++ b/Makefile.NetBSD
@@ -49,10 +49,10 @@ html.o: html.c xs.h xs_io.h xs_json.h xs_regex.h xs_set.h xs_openssl.h \
 http.o: http.c xs.h xs_io.h xs_openssl.h xs_curl.h xs_time.h xs_json.h \
  snac.h http_codes.h
 httpd.o: httpd.c xs.h xs_io.h xs_json.h xs_socket.h xs_unix_socket.h \
- xs_httpd.h xs_mime.h xs_time.h xs_openssl.h xs_fcgi.h xs_html.h snac.h \
- http_codes.h
+ xs_httpd.h xs_mime.h xs_time.h xs_openssl.h xs_fcgi.h xs_html.h \
+ xs_webmention.h snac.h http_codes.h
 main.o: main.c xs.h xs_io.h xs_json.h xs_time.h xs_openssl.h xs_match.h \
- snac.h http_codes.h
+ xs_random.h snac.h http_codes.h
 mastoapi.o: mastoapi.c xs.h xs_hex.h xs_openssl.h xs_json.h xs_io.h \
  xs_time.h xs_glob.h xs_set.h xs_random.h xs_url.h xs_mime.h xs_match.h \
  xs_unicode.h snac.h http_codes.h
diff --git a/main.c b/main.c
index f271abc..ce4e7ce 100644
--- a/main.c
+++ b/main.c
@@ -7,6 +7,7 @@
 #include "xs_time.h"
 #include "xs_openssl.h"
 #include "xs_match.h"
+#include "xs_random.h"
 
 #include "snac.h"
 
@@ -779,12 +780,24 @@ int main(int argc, char *argv[])
         xs *msg = NULL;
         xs *c_msg = NULL;
         xs *attl = xs_list_new();
-        char *fn = NULL;
+        const char *fn = NULL;
+        const char *in_reply_to = NULL;
+        const char **next = NULL;
 
         /* iterate possible attachments */
         while ((fn = GET_ARGV())) {
             FILE *f;
 
+            if (next) {
+                *next = fn;
+                next = NULL;
+            }
+            else
+            if (strcmp(fn, "-r") == 0) {
+                /* next argument is an inReplyTo */
+                next = &in_reply_to;
+            }
+            else
             if ((f = fopen(fn, "rb")) != NULL) {
                 /* get the file size and content */
                 fseek(f, 0, SEEK_END);
@@ -794,8 +807,10 @@ int main(int argc, char *argv[])
                 fclose(f);
 
                 char *ext = strrchr(fn, '.');
-                xs *hash  = xs_md5_hex(fn, strlen(fn));
-                xs *id    = xs_fmt("%s%s", hash, ext);
+                char rnd[32];
+                xs_rnd_buf(rnd, sizeof(rnd));
+                xs *hash  = xs_md5_hex(rnd, sizeof(rnd));
+                xs *id    = xs_fmt("post-%s%s", hash, ext ? ext : "");
                 xs *url   = xs_fmt("%s/s/%s", snac.actor, id);
 
                 /* store */
@@ -856,7 +871,7 @@ int main(int argc, char *argv[])
         if (strcmp(cmd, "note_unlisted") == 0)
             scope = 2;
 
-        msg = msg_note(&snac, content, NULL, NULL, attl, scope, getenv("LANG"), NULL);
+        msg = msg_note(&snac, content, NULL, in_reply_to, attl, scope, getenv("LANG"), NULL);
 
         c_msg = msg_create(&snac, msg);
 
-- 
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