--- a/sat/plugins/plugin_sec_aesgcm.py	Fri Apr 07 15:18:39 2023 +0200
+++ b/sat/plugins/plugin_sec_aesgcm.py	Sat Apr 08 13:54:42 2023 +0200
@@ -67,10 +67,10 @@
             "aesgcm", self.download
         )
         self._attach.register(
-            self.canHandleAttachment, self.attach, encrypted=True)
+            self.can_handle_attachment, self.attach, encrypted=True)
         host.trigger.add("XEP-0363_upload_pre_slot", self._upload_pre_slot)
         host.trigger.add("XEP-0363_upload", self._upload_trigger)
-        host.trigger.add("messageReceived", self._messageReceivedTrigger)
+        host.trigger.add("messageReceived", self._message_received_trigger)
 
     async def download(self, client, uri_parsed, dest_path, options):
         fragment = bytes.fromhex(uri_parsed.fragment)
@@ -123,7 +123,7 @@
         resp = await treq_client.get(download_url, unbuffered=True)
         if resp.code == 200:
             d = treq.collect(resp, partial(
-                self.onDataDownload,
+                self.on_data_download,
                 client=client,
                 file_obj=file_obj,
                 decryptor=decryptor))
@@ -132,9 +132,9 @@
             self.host.plugins["DOWNLOAD"].errback_download(file_obj, d, resp)
         return progress_id, d
 
-    async def canHandleAttachment(self, client, data):
+    async def can_handle_attachment(self, client, data):
         try:
-            await self._http_upload.getHTTPUploadEntity(client)
+            await self._http_upload.get_http_upload_entity(client)
         except exceptions.NotFound:
             return False
         else:
@@ -190,7 +190,7 @@
             # nothing left to send, we can cancel the message
             raise exceptions.CancelError("Cancelled by AESGCM attachment handling")
 
-    def onDataDownload(self, data, client, file_obj, decryptor):
+    def on_data_download(self, data, client, file_obj, decryptor):
         if file_obj.tell() + len(data) > file_obj.size:
             # we're reaching end of file with this bunch of data
             # we may still have a last bunch if the tag is incomplete
@@ -277,20 +277,20 @@
         return True
 
 
-    def _popAESGCMLinks(self, match, links):
+    def _pop_aesgcm_links(self, match, links):
         link = match.group()
         if link not in links:
             links.append(link)
         return ""
 
-    def _checkAESGCMAttachments(self, client, data):
+    def _check_aesgcm_attachments(self, client, data):
         if not data.get('message'):
             return data
         links = []
 
         for lang, message in list(data['message'].items()):
             message = AESGCM_RE.sub(
-                partial(self._popAESGCMLinks, links=links),
+                partial(self._pop_aesgcm_links, links=links),
                 message)
             if links:
                 message = message.strip()
@@ -319,9 +319,9 @@
 
         return data
 
-    def _messageReceivedTrigger(self, client, message_elt, post_treat):
+    def _message_received_trigger(self, client, message_elt, post_treat):
         # we use a post_treat callback instead of "message_parse" trigger because we need
         # to check if the "encrypted" flag is set to decide if we add the same flag to the
         # attachment
-        post_treat.addCallback(partial(self._checkAESGCMAttachments, client))
+        post_treat.addCallback(partial(self._check_aesgcm_attachments, client))
         return True