Preparing for opt-in quote toots

inbox.py

@@ -18,6 +18,7 @@ from languages import understood_post_language
 from like import update_likes_collection
 from reaction import update_reaction_collection
 from reaction import valid_emoji_content
+from utils import quote_toots_allowed
 from utils import get_post_attachments
 from utils import lines_in_file
 from utils import resembles_url
@@ -751,6 +752,12 @@ def save_post_to_inbox_queue(base_dir: str, http_prefix: str,
 
     if obj_dict_exists:
         if is_quote_toot(post_json_object, content_str):
+            allow_quotes = False
+            if sending_actor:
+                allow_quotes = \
+                    quote_toots_allowed(base_dir, nickname, domain,
+                                        post_nickname, post_domain)
+            if not allow_quotes:
                 if post_json_object.get('id'):
                     print('REJECT: inbox quote toot ' +
                           str(post_json_object['id']))

outbox.py

@@ -15,6 +15,7 @@ from posts import outbox_message_create_wrap
 from posts import save_post_to_box
 from posts import send_to_followers_thread
 from posts import send_to_named_addresses_thread
+from utils import quote_toots_allowed
 from utils import get_post_attachments
 from utils import get_attributed_to
 from utils import contains_invalid_actor_url_chars
@@ -311,6 +312,10 @@ def post_message_to_outbox(session, translate: {},
                         return False
 
         if is_quote_toot(message_json, ''):
+            allow_quotes = \
+                quote_toots_allowed(base_dir, post_to_nickname, domain,
+                                    None, None)
+            if not allow_quotes:
                 print('REJECT: POST quote toot ' + str(message_json))
                 return False
 

utils.py

@@ -4801,6 +4801,27 @@ def is_quote_toot(post_json_object: str, content: str) -> bool:
     return False
 
 
+def quote_toots_allowed(base_dir: str, nickname: str, domain: str,
+                        sender_nickname: str, sender_domain: str) -> bool:
+    """ Returns true if quote toots are allowed by the given account
+    for the given sender
+    """
+    account_dir = acct_dir(base_dir, nickname, domain)
+    quotes_enabled_filename = account_dir + '/.allowQuotes'
+    if os.path.isfile(quotes_enabled_filename):
+        # check blocks on individual sending accounts
+        quotes_blocked_filename = account_dir + '/quotesblocked.txt'
+        if sender_nickname is None:
+            return True
+        if os.path.isfile(quotes_blocked_filename):
+            sender_handle = sender_nickname + '@' + sender_domain
+            if text_in_file(sender_handle, quotes_blocked_filename):
+                # quote toots not permitted from this sender
+                return False
+        return True
+    return False
+
+
 def license_link_from_name(license_name: str) -> str:
     """Returns the license link from its name
     """