chg: [API] Added a new argument in order to let the user filter comme…

…nts based on data in the meta JSON field.

website/web/api/v1/comment.py

@@ -45,6 +45,11 @@
     type=str,
     help="Author of the comment.",
 )
+parser.add_argument(
+    "meta",
+    type=str,
+    help="Query for the meta JSON field.",
+)
 
 # Response marshalling
 comment_params_model = {
@@ -143,6 +148,7 @@ def get(self) -> Tuple[ResultType, int]:
         uuid = args.pop("uuid", None)
         author = args.pop("author", None)
         vuln_id = args.pop("vuln_id", None)
+        meta_query = args.pop("meta", None)
 
         result: ResultType = {
             "data": [],
@@ -163,6 +169,9 @@ def get(self) -> Tuple[ResultType, int]:
             query = query.filter(Comment.author.has(login=author))
         if vuln_id is not None:
             query = query.filter(Comment.vulnerability.ilike("%" + vuln_id + "%"))
+        if meta_query is not None:
+            # example of value for meta_query: [{"tags": ["PoC"]}]
+            query = query.filter(Comment.meta.contains(meta_query))
 
         query = query.order_by(Comment.timestamp.desc())
         total = query.count()