New mastoapi to clear all notifications.

data.c

@@ -1595,6 +1595,19 @@ xs_list *notify_list(snac *snac, int new_only)
 }
 
 
+void notify_clear(snac *snac)
+/* clears all notifications */
+{
+    xs *spec   = xs_fmt("%s/notify/" "*", snac->basedir);
+    xs *lst    = xs_glob(spec, 0, 0);
+    xs_list *p = lst;
+    xs_str *v;
+
+    while (xs_list_iter(&p, &v))
+        unlink(v);
+}
+
+
 /** the queue **/
 
 static xs_dict *_enqueue_put(const char *fn, xs_dict *msg)

mastoapi.c

@@ -1290,6 +1290,19 @@ int mastoapi_post_handler(const xs_dict *req, const char *q_path,
         else
             status = 401;
     }
+    else
+    if (strcmp(cmd, "/notifications/clear") == 0) {
+        if (logged_in) {
+            notify_clear(&snac);
+            timeline_touch(&snac);
+
+            *body  = xs_dup("{}");
+            *ctype = "application/json";
+            status = 200;
+        }
+        else
+            status = 401;
+    }
 
     /* user cleanup */
     if (logged_in)

snac.h

@@ -143,6 +143,7 @@ void notify_add(snac *snac, const char *type, const char *utype,
                 const char *actor, const char *objid);
 xs_dict *notify_get(snac *snac, const char *id);
 xs_list *notify_list(snac *snac, int new_only);
+void notify_clear(snac *snac);
 
 void inbox_add(const char *inbox);
 void inbox_add_by_actor(const xs_dict *actor);