Merge pull request #842 - myvideo, rtmp support
[youtube-dl] / youtube_dl / FileDownloader.py
index ba3277577071f1c4ffdf9797da889b8bd15bd353..75fe0eea9df30d93b7aa18e701839253726b20da 100644 (file)
@@ -7,6 +7,7 @@ import math
 import io
 import os
 import re
+import shutil
 import socket
 import subprocess
 import sys
@@ -17,6 +18,7 @@ if os.name == 'nt':
     import ctypes
 
 from .utils import *
+from .InfoExtractors import get_info_extractor
 
 
 class FileDownloader(object):
@@ -52,6 +54,7 @@ class FileDownloader(object):
     quiet:             Do not print messages to stdout.
     forceurl:          Force printing final URL.
     forcetitle:        Force printing title.
+    forceid:           Force printing ID.
     forcethumbnail:    Force printing thumbnail URL.
     forcedescription:  Force printing description.
     forcefilename:     Force printing final filename.
@@ -78,8 +81,8 @@ class FileDownloader(object):
     updatetime:        Use the Last-modified header to set output file timestamps.
     writedescription:  Write the video description to a .description file
     writeinfojson:     Write the video description to a .info.json file
+    writethumbnail:    Write the thumbnail image to a file
     writesubtitles:    Write the video subtitles to a file
-    onlysubtitles:     Downloads only the subtitles of the video
     allsubtitles:      Downloads all the subtitles of the video
     listsubtitles:     Lists all available subtitles for the video
     subtitlesformat:   Subtitle format [sbv/srt] (default=srt)
@@ -88,6 +91,8 @@ class FileDownloader(object):
     keepvideo:         Keep the video file after post-processing
     min_filesize:      Skip files smaller than this size
     max_filesize:      Skip files larger than this size
+    daterange:         A DateRange object, download only if the upload_date is in the range.
+    skip_download:     Skip the actual download of the video file
     """
 
     params = None
@@ -120,7 +125,7 @@ class FileDownloader(object):
             exponent = 0
         else:
             exponent = int(math.log(bytes, 1024.0))
-        suffix = 'bkMGTPEZY'[exponent]
+        suffix = ['B','KiB','MiB','GiB','TiB','PiB','EiB','ZiB','YiB'][exponent]
         converted = float(bytes) / float(1024 ** exponent)
         return '%.2f%s' % (converted, suffix)
 
@@ -253,7 +258,7 @@ class FileDownloader(object):
         Print the message to stderr, it will be prefixed with 'WARNING:'
         If stderr is a tty file the 'WARNING:' will be colored
         '''
-        if sys.stderr.isatty():
+        if sys.stderr.isatty() and os.name != 'nt':
             _msg_header=u'\033[0;33mWARNING:\033[0m'
         else:
             _msg_header=u'WARNING:'
@@ -265,7 +270,7 @@ class FileDownloader(object):
         Do the same as trouble, but prefixes the message with 'ERROR:', colored
         in red if stderr is a tty file.
         '''
-        if sys.stderr.isatty():
+        if sys.stderr.isatty() and os.name != 'nt':
             _msg_header = u'\033[0;31mERROR:\033[0m'
         else:
             _msg_header = u'ERROR:'
@@ -343,12 +348,13 @@ class FileDownloader(object):
         """Report download progress."""
         if self.params.get('noprogress', False):
             return
+        clear_line = (u'\x1b[K' if sys.stderr.isatty() and os.name != 'nt' else u'')
         if self.params.get('progress_with_newline', False):
             self.to_screen(u'[download] %s of %s at %s ETA %s' %
                 (percent_str, data_len_str, speed_str, eta_str))
         else:
-            self.to_screen(u'\r[download] %s of %s at %s ETA %s' %
-                (percent_str, data_len_str, speed_str, eta_str), skip_eol=True)
+            self.to_screen(u'\r%s[download] %s of %s at %s ETA %s' %
+                (clear_line, percent_str, data_len_str, speed_str, eta_str), skip_eol=True)
         self.to_cons_title(u'youtube-dl - %s of %s at %s ETA %s' %
                 (percent_str.strip(), data_len_str.strip(), speed_str.strip(), eta_str.strip()))
 
@@ -388,7 +394,13 @@ class FileDownloader(object):
             template_dict = dict(info_dict)
 
             template_dict['epoch'] = int(time.time())
-            template_dict['autonumber'] = u'%05d' % self._num_downloads
+            autonumber_size = self.params.get('autonumber_size')
+            if autonumber_size is None:
+                autonumber_size = 5
+            autonumber_templ = u'%0' + str(autonumber_size) + u'd'
+            template_dict['autonumber'] = autonumber_templ % self._num_downloads
+            if template_dict['playlist_index'] is not None:
+                template_dict['playlist_index'] = u'%05d' % template_dict['playlist_index']
 
             sanitize = lambda k,v: sanitize_filename(
                 u'NA' if v is None else compat_str(v),
@@ -399,10 +411,10 @@ class FileDownloader(object):
             filename = self.params['outtmpl'] % template_dict
             return filename
         except KeyError as err:
-            self.trouble(u'ERROR: Erroneous output template')
+            self.report_error(u'Erroneous output template')
             return None
         except ValueError as err:
-            self.trouble(u'ERROR: Insufficient system charset ' + repr(preferredencoding()))
+            self.report_error(u'Insufficient system charset ' + repr(preferredencoding()))
             return None
 
     def _match_entry(self, info_dict):
@@ -417,88 +429,145 @@ class FileDownloader(object):
         if rejecttitle:
             if re.search(rejecttitle, title, re.IGNORECASE):
                 return u'"' + title + '" title matched reject pattern "' + rejecttitle + '"'
+        date = info_dict.get('upload_date', None)
+        if date is not None:
+            dateRange = self.params.get('daterange', DateRange())
+            if date not in dateRange:
+                return u'[download] %s upload date is not in range %s' % (date_from_str(date).isoformat(), dateRange)
         return None
         
-    def extract_info(self, url):
+    def extract_info(self, url, download=True, ie_key=None, extra_info={}):
         '''
         Returns a list with a dictionary for each video we find.
+        If 'download', also downloads the videos.
+        extra_info is a dict containing the extra values to add to each result
          '''
-        suitable_found = False
-        for ie in self._ies:
-            # Go to next InfoExtractor if not suitable
+        
+        if ie_key:
+            ie = get_info_extractor(ie_key)()
+            ie.set_downloader(self)
+            ies = [ie]
+        else:
+            ies = self._ies
+
+        for ie in ies:
             if not ie.suitable(url):
                 continue
 
-            # Warn if the _WORKING attribute is False
             if not ie.working():
-                self.to_stderr(u'WARNING: the program functionality for this site has been marked as broken, '
-                               u'and will probably not work. If you want to go on, use the -i option.')
-
-            # Suitable InfoExtractor found
-            suitable_found = True
+                self.report_warning(u'The program functionality for this site has been marked as broken, '
+                                    u'and will probably not work.')
 
-            # Extract information from URL and process it
             try:
-                ie_results = ie.extract(url)
-                results = self.process_ie_results(ie_results, ie)
-                return results
+                ie_result = ie.extract(url)
+                if ie_result is None: # Finished already (backwards compatibility; listformats and friends should be moved here)
+                    break
+                if isinstance(ie_result, list):
+                    # Backwards compatibility: old IE result format
+                    for result in ie_result:
+                        result.update(extra_info)
+                    ie_result = {
+                        '_type': 'compat_list',
+                        'entries': ie_result,
+                    }
+                else:
+                    ie_result.update(extra_info)
+                if 'extractor' not in ie_result:
+                    ie_result['extractor'] = ie.IE_NAME
+                return self.process_ie_result(ie_result, download=download)
             except ExtractorError as de: # An error we somewhat expected
-                self.trouble(u'ERROR: ' + compat_str(de), de.format_traceback())
+                self.report_error(compat_str(de), de.format_traceback())
                 break
             except Exception as e:
                 if self.params.get('ignoreerrors', False):
-                    self.trouble(u'ERROR: ' + compat_str(e), tb=compat_str(traceback.format_exc()))
+                    self.report_error(compat_str(e), tb=compat_str(traceback.format_exc()))
                     break
                 else:
                     raise
-        if not suitable_found:
-                self.trouble(u'ERROR: no suitable InfoExtractor: %s' % url)
-    def extract_info_iterable(self, urls):
-        '''
-            Return the videos founded for the urls
-        '''
-        results = []
-        for url in urls:
-            results.extend(self.extract_info(url))
-        return results
+        else:
+            self.report_error(u'no suitable InfoExtractor: %s' % url)
         
-    def process_ie_results(self, ie_results, ie):
+    def process_ie_result(self, ie_result, download=True, extra_info={}):
         """
-        Take the results of the ie and return a list of videos.
-        For url elements it will seartch the suitable ie and get the videos
-        For playlist elements it will process each of the elements of the 'entries' key
+        Take the result of the ie(may be modified) and resolve all unresolved
+        references (URLs, playlist items).
+
+        It will also download the videos if 'download'.
+        Returns the resolved ie_result.
         """
-        results = [] 
-        for result in ie_results or []:
-            result_type = result.get('_type', 'video') #If not given we suppose it's a video, support the dafault old system
-            if result_type == 'video':
-                if not 'extractor' in result:
-                    #The extractor has already been set somewhere else
-                    result['extractor'] = ie.IE_NAME
-                results.append(result)
-            elif result_type == 'url':
-                #We get the videos pointed by the url
-                results.extend(self.extract_info(result['url']))
-            elif result_type == 'playlist':
-                #We process each entry in the playlist
-                entries_result = self.process_ie_results(result['entries'], ie)
-                result['entries'] = entries_result
-                results.extend([result])
-        return results
+
+        result_type = ie_result.get('_type', 'video') # If not given we suppose it's a video, support the default old system
+        if result_type == 'video':
+            if 'playlist' not in ie_result:
+                # It isn't part of a playlist
+                ie_result['playlist'] = None
+                ie_result['playlist_index'] = None
+            if download:
+                self.process_info(ie_result)
+            return ie_result
+        elif result_type == 'url':
+            # We have to add extra_info to the results because it may be
+            # contained in a playlist
+            return self.extract_info(ie_result['url'],
+                                     download,
+                                     ie_key=ie_result.get('ie_key'),
+                                     extra_info=extra_info)
+        elif result_type == 'playlist':
+            # We process each entry in the playlist
+            playlist = ie_result.get('title', None) or ie_result.get('id', None)
+            self.to_screen(u'[download] Downloading playlist: %s'  % playlist)
+
+            playlist_results = []
+
+            n_all_entries = len(ie_result['entries'])
+            playliststart = self.params.get('playliststart', 1) - 1
+            playlistend = self.params.get('playlistend', -1)
+
+            if playlistend == -1:
+                entries = ie_result['entries'][playliststart:]
+            else:
+                entries = ie_result['entries'][playliststart:playlistend]
+
+            n_entries = len(entries)
+
+            self.to_screen(u"[%s] playlist '%s': Collected %d video ids (downloading %d of them)" %
+                (ie_result['extractor'], playlist, n_all_entries, n_entries))
+
+            for i,entry in enumerate(entries,1):
+                self.to_screen(u'[download] Downloading video #%s of %s' %(i, n_entries))
+                extra = {
+                         'playlist': playlist, 
+                         'playlist_index': i + playliststart,
+                         }
+                entry_result = self.process_ie_result(entry,
+                                                      download=download,
+                                                      extra_info=extra)
+                playlist_results.append(entry_result)
+            ie_result['entries'] = playlist_results
+            return ie_result
+        elif result_type == 'compat_list':
+            def _fixup(r):
+                r.setdefault('extractor', ie_result['extractor'])
+                return r
+            ie_result['entries'] = [
+                self.process_ie_result(_fixup(r), download=download)
+                for r in ie_result['entries']
+            ]
+            return ie_result
+        else:
+            raise Exception('Invalid result type: %s' % result_type)
 
     def process_info(self, info_dict):
-        """Process a single dictionary returned by an InfoExtractor."""
+        """Process a single resolved IE result."""
+
+        assert info_dict.get('_type', 'video') == 'video'
+        #We increment the download the download count here to match the previous behaviour.
+        self.increment_downloads()
+
+        info_dict['fulltitle'] = info_dict['title']
+        if len(info_dict['title']) > 200:
+            info_dict['title'] = info_dict['title'][:197] + u'...'
 
-        if info_dict.get('_type','video') == 'playlist':
-            playlist = info_dict.get('title', None) or info_dict.get('id', None)
-            self.to_screen(u'[download] Downloading playlist: %s'  % playlist)
-            n_videos = len(info_dict['entries'])
-            for i,video in enumerate(info_dict['entries'],1):
-                video['playlist'] = playlist
-                self.to_screen(u'[download] Downloading video #%s of %s' %(i, n_videos))
-                self.process_info(video)
-            return
-        
         # Keep for backwards compatibility
         info_dict['stitle'] = info_dict['title']
 
@@ -520,6 +589,8 @@ class FileDownloader(object):
         # Forced printings
         if self.params.get('forcetitle', False):
             compat_print(info_dict['title'])
+        if self.params.get('forceid', False):
+            compat_print(info_dict['id'])
         if self.params.get('forceurl', False):
             compat_print(info_dict['url'])
         if self.params.get('forcethumbnail', False) and 'thumbnail' in info_dict:
@@ -540,7 +611,7 @@ class FileDownloader(object):
 
         try:
             dn = os.path.dirname(encodeFilename(filename))
-            if dn != '' and not os.path.exists(dn): # dn is already encoded
+            if dn != '' and not os.path.exists(dn):
                 os.makedirs(dn)
         except (OSError, IOError) as err:
             self.report_error(u'unable to create directory ' + compat_str(err))
@@ -573,8 +644,6 @@ class FileDownloader(object):
                 except (OSError, IOError):
                     self.report_error(u'Cannot write subtitles file ' + descfn)
                     return
-            if self.params.get('onlysubtitles', False):
-                return 
 
         if self.params.get('allsubtitles', False) and 'subtitles' in info_dict and info_dict['subtitles']:
             subtitles = info_dict['subtitles']
@@ -590,10 +659,8 @@ class FileDownloader(object):
                         with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8') as subfile:
                                 subfile.write(sub)
                     except (OSError, IOError):
-                        self.trouble(u'ERROR: Cannot write subtitles file ' + descfn)
+                        self.report_error(u'Cannot write subtitles file ' + descfn)
                         return
-            if self.params.get('onlysubtitles', False):
-                return 
 
         if self.params.get('writeinfojson', False):
             infofn = filename + u'.info.json'
@@ -605,6 +672,20 @@ class FileDownloader(object):
                 self.report_error(u'Cannot write metadata to JSON file ' + infofn)
                 return
 
+        if self.params.get('writethumbnail', False):
+            if 'thumbnail' in info_dict:
+                thumb_format = info_dict['thumbnail'].rpartition(u'/')[2].rpartition(u'.')[2]
+                if not thumb_format:
+                    thumb_format = 'jpg'
+                thumb_filename = filename.rpartition('.')[0] + u'.' + thumb_format
+                self.to_screen(u'[%s] %s: Downloading thumbnail ...' %
+                               (info_dict['extractor'], info_dict['id']))
+                uf = compat_urllib_request.urlopen(info_dict['thumbnail'])
+                with open(thumb_filename, 'wb') as thumbf:
+                    shutil.copyfileobj(uf, thumbf)
+                self.to_screen(u'[%s] %s: Writing thumbnail to: %s' %
+                               (info_dict['extractor'], info_dict['id'], thumb_filename))
+
         if not self.params.get('skip_download', False):
             if self.params.get('nooverwrites', False) and os.path.exists(encodeFilename(filename)):
                 success = True
@@ -633,17 +714,14 @@ class FileDownloader(object):
             raise SameFileError(self.params['outtmpl'])
 
         for url in url_list:
-            videos = self.extract_info(url)
-
-            for video in videos or []:
-                try:
-                    self.increment_downloads()
-                    self.process_info(video)
-                except UnavailableVideoError:
-                    self.trouble(u'\nERROR: unable to download video')
-                except MaxDownloadsReached:
-                    self.to_screen(u'[info] Maximum number of downloaded files reached.')
-                    raise
+            try:
+                #It also downloads the videos
+                videos = self.extract_info(url)
+            except UnavailableVideoError:
+                self.report_error(u'unable to download video')
+            except MaxDownloadsReached:
+                self.to_screen(u'[info] Maximum number of downloaded files reached.')
+                raise
 
         return self._download_retcode
 
@@ -670,7 +748,7 @@ class FileDownloader(object):
             except (IOError, OSError):
                 self.report_warning(u'Unable to remove downloaded video file')
 
-    def _download_with_rtmpdump(self, filename, url, player_url, page_url):
+    def _download_with_rtmpdump(self, filename, url, player_url, page_url, play_path, tc_url):
         self.report_destination(filename)
         tmpfilename = self.temp_name(filename)
 
@@ -689,6 +767,10 @@ class FileDownloader(object):
             basic_args += ['-W', player_url]
         if page_url is not None:
             basic_args += ['--pageUrl', page_url]
+        if play_path is not None:
+            basic_args += ['-y', play_path]
+        if tc_url is not None:
+            basic_args += ['--tcUrl', url]
         args = basic_args + [[], ['-e', '-k', '1']][self.params.get('continuedl', False)]
         if self.params.get('verbose', False):
             try:
@@ -743,7 +825,9 @@ class FileDownloader(object):
         if url.startswith('rtmp'):
             return self._download_with_rtmpdump(filename, url,
                                                 info_dict.get('player_url', None),
-                                                info_dict.get('page_url', None))
+                                                info_dict.get('page_url', None),
+                                                info_dict.get('play_path', None),
+                                                info_dict.get('tc_url', None))
 
         tmpfilename = self.temp_name(filename)
         stream = None