X-Git-Url: https://jfr.im/git/yt-dlp.git/blobdiff_plain/87ea7dfc04a63a4ef80786ade1f0de93c6fe7fcd..b5c5d84f60addd49a010a1f485d28f1b41676631:/yt_dlp/YoutubeDL.py

diff --git a/yt_dlp/YoutubeDL.py b/yt_dlp/YoutubeDL.py
index df6306fd0..ad96cebcd 100644
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@@ -101,7 +101,7 @@
     strftime_or_none,
     subtitles_filename,
     to_high_limit_path,
-    traverse_dict,
+    traverse_obj,
     UnavailableVideoError,
     url_basename,
     version_tuple,
@@ -813,6 +813,19 @@ def parse_outtmpl(self):
                     'Put  from __future__ import unicode_literals  at the top of your code file or consider switching to Python 3.x.')
         return outtmpl_dict
 
+    @staticmethod
+    def validate_outtmpl(tmpl):
+        ''' @return None or Exception object '''
+        try:
+            re.sub(
+                STR_FORMAT_RE.format(''),
+                lambda mobj: ('%' if not mobj.group('has_key') else '') + mobj.group(0),
+                tmpl
+            ) % collections.defaultdict(int)
+            return None
+        except ValueError as err:
+            return err
+
     def prepare_outtmpl(self, outtmpl, info_dict, sanitize=None):
         """ Make the template and info_dict suitable for substitution (outtmpl % info_dict)"""
         info_dict = dict(info_dict)
@@ -852,10 +865,12 @@ def prepare_outtmpl(self, outtmpl, info_dict, sanitize=None):
         }
         tmpl_dict = {}
 
+        get_key = lambda k: traverse_obj(
+            info_dict, k.split('.'), is_user_input=True, traverse_string=True)
+
         def get_value(mdict):
             # Object traversal
-            fields = mdict['fields'].split('.')
-            value = traverse_dict(info_dict, fields)
+            value = get_key(mdict['fields'])
             # Negative
             if mdict['negate']:
                 value = float_or_none(value)
@@ -872,7 +887,7 @@ def get_value(mdict):
                         item, multiplier = (item[1:], -1) if item[0] == '-' else (item, 1)
                         offset = float_or_none(item)
                         if offset is None:
-                            offset = float_or_none(traverse_dict(info_dict, item.split('.')))
+                            offset = float_or_none(get_key(item))
                         try:
                             value = operator(value, multiplier * offset)
                         except (TypeError, ZeroDivisionError):
@@ -906,7 +921,13 @@ def create_key(outer_mobj):
             value = default if value is None else value
             key += '\0%s' % fmt
 
-            if fmt[-1] not in 'crs':  # numeric
+            if fmt == 'c':
+                value = compat_str(value)
+                if value is None:
+                    value, fmt = default, 's'
+                else:
+                    value = value[0]
+            elif fmt[-1] not in 'rs':  # numeric
                 value = float_or_none(value)
                 if value is None:
                     value, fmt = default, 's'
@@ -1144,6 +1165,7 @@ def add_default_extra_info(self, ie_result, ie, url):
         self.add_extra_info(ie_result, {
             'extractor': ie.IE_NAME,
             'webpage_url': url,
+            'original_url': url,
             'webpage_url_basename': url_basename(url),
             'extractor_key': ie.ie_key(),
         })
@@ -1163,7 +1185,11 @@ def process_ie_result(self, ie_result, download=True, extra_info={}):
             extract_flat = self.params.get('extract_flat', False)
             if ((extract_flat == 'in_playlist' and 'playlist' in extra_info)
                     or extract_flat is True):
-                self.__forced_printings(ie_result, self.prepare_filename(ie_result), incomplete=True)
+                info_copy = ie_result.copy()
+                self.add_extra_info(info_copy, extra_info)
+                self.add_default_extra_info(
+                    info_copy, self.get_info_extractor(ie_result.get('ie_key')), ie_result['url'])
+                self.__forced_printings(info_copy, self.prepare_filename(info_copy), incomplete=True)
                 return ie_result
 
         if result_type == 'video':
@@ -2759,7 +2785,7 @@ def filter_requested_info(info_dict, actually_filter=True):
         remove_keys = ['__original_infodict']  # Always remove this since this may contain a copy of the entire dict
         keep_keys = ['_type'],  # Always keep this to facilitate load-info-json
         if actually_filter:
-            remove_keys += ('requested_formats', 'requested_subtitles', 'requested_entries', 'filepath', 'entries')
+            remove_keys += ('requested_formats', 'requested_subtitles', 'requested_entries', 'filepath', 'entries', 'original_url')
             empty_values = (None, {}, [], set(), tuple())
             reject = lambda k, v: k not in keep_keys and (
                 k.startswith('_') or k in remove_keys or v in empty_values)