sepinf-inc#2286: avoid the own chat as participant in Telegram channels

aberenguel · Aug 9, 2024 · c8801ee · c8801ee
1 parent 9dfaebc
commit c8801ee
Showing 1 changed file with 11 additions and 6 deletions.
diff --git a/iped-parsers/iped-parsers-impl/src/main/java/iped/parsers/telegram/TelegramParser.java b/iped-parsers/iped-parsers-impl/src/main/java/iped/parsers/telegram/TelegramParser.java
@@ -206,19 +206,19 @@ private void generateChat(Chat c, Contact account, Extractor e, IItemSearcher se
             if (c.isGroupOrChannel()) {
                 ChatGroup cg = (ChatGroup) c;
                 for (long id : cg.getAdmins()) {
-                    addParticipantFields(chatMetadata, e, ExtraProperties.COMMUNICATION_ADMINS, id);
-                    addParticipantFields(chatMetadata, e, ExtraProperties.PARTICIPANTS, id);
+                    addParticipantFields(chatMetadata, c, e, ExtraProperties.COMMUNICATION_ADMINS, id);
+                    addParticipantFields(chatMetadata, c, e, ExtraProperties.PARTICIPANTS, id);
                 }
                 for (long id : cg.getMembers()) {
-                    addParticipantFields(chatMetadata, e, ExtraProperties.PARTICIPANTS, id);
+                    addParticipantFields(chatMetadata, c, e, ExtraProperties.PARTICIPANTS, id);
                 }
                 int participantsCount = cg.getParticipantsCount();
                 if (participantsCount > 0) {
                     chatMetadata.add(ExtraProperties.PARTICIPANTS + "Count", String.valueOf(participantsCount));
                 }
             } else {
-                addParticipantFields(chatMetadata, e, ExtraProperties.PARTICIPANTS, c.getId());
-                addParticipantFields(chatMetadata, e, ExtraProperties.PARTICIPANTS, e.getUserAccount().getId());
+                addParticipantFields(chatMetadata, c, e, ExtraProperties.PARTICIPANTS, c.getId());
+                addParticipantFields(chatMetadata, c, e, ExtraProperties.PARTICIPANTS, e.getUserAccount().getId());
             }
 
             if (c.isChannel()) {
@@ -249,7 +249,12 @@ private void generateChat(Chat c, Contact account, Extractor e, IItemSearcher se
         }
     }
 
-    private void addParticipantFields(Metadata chatMetadata, Extractor e, String field, long id) {
+    private void addParticipantFields(Metadata chatMetadata, Chat c, Extractor e, String field, long id) {
+
+        // avoid the own chat as participant (happens in Channels)
+        if (c.getId() == id && c.isGroupOrChannel())
+            return;
+
         Contact contact = e.getContact(id);
         chatMetadata.add(field, contact.toString());
         chatMetadata.add(field + ":ID", Long.toString(id));