From b1a7cd056a4613b49f93aa249f6c7ecf5a828185 Mon Sep 17 00:00:00 2001
From: pukkandan <pukkandan.ytdlp@gmail.com>
Date: Fri, 25 Mar 2022 13:32:54 +0530
Subject: [PATCH] Treat multiple `--match-filters` as OR

Closes #3144
---
 yt_dlp/options.py | 19 +++++++++----------
 yt_dlp/utils.py   | 12 +++++++-----
 2 files changed, 16 insertions(+), 15 deletions(-)

diff --git a/yt_dlp/options.py b/yt_dlp/options.py
index 123a07bfa..34a2e1103 100644
--- a/yt_dlp/options.py
+++ b/yt_dlp/options.py
@@ -465,19 +465,18 @@ def _dict_from_options_callback(
         metavar='COUNT', dest='max_views', default=None, type=int,
         help=optparse.SUPPRESS_HELP)
     selection.add_option(
-        '--match-filter',
-        metavar='FILTER', dest='match_filter', default=None,
+        '--match-filters',
+        metavar='FILTER', dest='match_filter', action='append',
         help=(
             'Generic video filter. Any field (see "OUTPUT TEMPLATE") can be compared with a '
             'number or a string using the operators defined in "Filtering formats". '
-            'You can also simply specify a field to match if the field is present '
-            'and "!field" to check if the field is not present. In addition, '
-            'Python style regular expression matching can be done using "~=", '
-            'and multiple filters can be checked with "&". '
-            'Use a "\\" to escape "&" or quotes if needed. Eg: --match-filter '
-            '"!is_live & like_count>?100 & description~=\'(?i)\\bcats \\& dogs\\b\'" '
-            'matches only videos that are not live, has a like count more than 100 '
-            '(or the like field is not available), and also has a description '
+            'You can also simply specify a field to match if the field is present, '
+            'use "!field" to check if the field is not present, and "&" to check multiple conditions. '
+            'Use a "\\" to escape "&" or quotes if needed. If used multiple times, '
+            'the filter matches if atleast one of the conditions are met. Eg: --match-filter '
+            '!is_live --match-filter "like_count>?100 & description~=\'(?i)\\bcats \\& dogs\\b\'" '
+            'matches only videos that are not live OR those that have a like count more than 100 '
+            '(or the like field is not available) and also has a description '
             'that contains the phrase "cats & dogs" (ignoring case)'))
     selection.add_option(
         '--no-match-filter',
diff --git a/yt_dlp/utils.py b/yt_dlp/utils.py
index 4961ba14d..4de5f9626 100644
--- a/yt_dlp/utils.py
+++ b/yt_dlp/utils.py
@@ -3614,16 +3614,18 @@ def match_str(filter_str, dct, incomplete=False):
         for filter_part in re.split(r'(?<!\\)&', filter_str))
 
 
-def match_filter_func(filter_str):
-    if filter_str is None:
+def match_filter_func(filters):
+    if not filters:
         return None
+    filters = variadic(filters)
 
     def _match_func(info_dict, *args, **kwargs):
-        if match_str(filter_str, info_dict, *args, **kwargs):
+        if any(match_str(f, info_dict, *args, **kwargs) for f in filters):
             return None
         else:
-            video_title = info_dict.get('title', info_dict.get('id', 'video'))
-            return '%s does not pass filter %s, skipping ..' % (video_title, filter_str)
+            video_title = info_dict.get('title') or info_dict.get('id') or 'video'
+            filter_str = ') | ('.join(map(str.strip, filters))
+            return f'{video_title} does not pass filter ({filter_str}), skipping ..'
     return _match_func