Remove ur references for Python 3.3 support
[youtube-dl] / youtube_dl / FileDownloader.py
index 69d169904937d2d2ac7f06459a49b3a4782ed291..868023db9f2d1233ed96ac680a8b0966336f27ef 100644 (file)
@@ -9,7 +9,6 @@ import socket
 import subprocess
 import sys
 import time
-import urllib2
 
 if os.name == 'nt':
        import ctypes
@@ -62,6 +61,8 @@ class FileDownloader(object):
        ratelimit:         Download speed limit, in bytes/sec.
        nooverwrites:      Prevent overwriting files.
        retries:           Number of times to retry for HTTP error 5xx
+       buffersize:        Size of download buffer in bytes.
+       noresizebuffer:    Do not automatically resize the download buffer.
        continuedl:        Try to continue downloads if possible.
        noprogress:        Do not print the progress bar.
        playliststart:     Playlist item to start at.
@@ -106,7 +107,7 @@ class FileDownloader(object):
                if bytes == 0.0:
                        exponent = 0
                else:
-                       exponent = long(math.log(bytes, 1024.0))
+                       exponent = int(math.log(bytes, 1024.0))
                suffix = 'bkMGTPEZY'[exponent]
                converted = float(bytes) / float(1024 ** exponent)
                return '%.2f%s' % (converted, suffix)
@@ -125,7 +126,7 @@ class FileDownloader(object):
                if current == 0 or dif < 0.001: # One millisecond
                        return '--:--'
                rate = float(current) / dif
-               eta = long((float(total) - float(current)) / rate)
+               eta = int((float(total) - float(current)) / rate)
                (eta_mins, eta_secs) = divmod(eta, 60)
                if eta_mins > 99:
                        return '--:--'
@@ -177,7 +178,7 @@ class FileDownloader(object):
                if not self.params.get('quiet', False):
                        terminator = [u'\n', u''][skip_eol]
                        output = message + terminator
-                       if 'b' not in self._screen_file.mode or sys.version_info[0] < 3: # Python 2 lies about the mode of sys.stdout/sys.stderr
+                       if 'b' in getattr(self._screen_file, 'mode', '') or sys.version_info[0] < 3: # Python 2 lies about the mode of sys.stdout/sys.stderr
                                output = output.encode(preferredencoding(), 'ignore')
                        self._screen_file.write(output)
                        self._screen_file.flush()
@@ -200,7 +201,7 @@ class FileDownloader(object):
 
        def fixed_template(self):
                """Checks if the output template is fixed."""
-               return (re.search(ur'(?u)%\(.+?\)s', self.params['outtmpl']) is None)
+               return (re.search(u'(?u)%\\(.+?\\)s', self.params['outtmpl']) is None)
 
        def trouble(self, message=None):
                """Determine action to take when a download problem appears.
@@ -245,7 +246,7 @@ class FileDownloader(object):
                        if old_filename == new_filename:
                                return
                        os.rename(encodeFilename(old_filename), encodeFilename(new_filename))
-               except (IOError, OSError), err:
+               except (IOError, OSError) as err:
                        self.trouble(u'ERROR: unable to rename file')
 
        def try_utime(self, filename, last_modified_hdr):
@@ -303,7 +304,7 @@ class FileDownloader(object):
                """Report file has already been fully downloaded."""
                try:
                        self.to_screen(u'[download] %s has already been downloaded' % file_name)
-               except (UnicodeEncodeError), err:
+               except (UnicodeEncodeError) as err:
                        self.to_screen(u'[download] The file has already been downloaded')
 
        def report_unable_to_resume(self):
@@ -325,11 +326,16 @@ class FileDownloader(object):
                """Generate the output filename."""
                try:
                        template_dict = dict(info_dict)
-                       template_dict['epoch'] = unicode(int(time.time()))
-                       template_dict['autonumber'] = unicode('%05d' % self._num_downloads)
+
+                       template_dict['epoch'] = int(time.time())
+                       template_dict['autonumber'] = u'%05d' % self._num_downloads
+
+                       template_dict = dict((key, u'NA' if val is None else val) for key, val in template_dict.items())
+                       template_dict = dict((k, sanitize_filename(compat_str(v), self.params.get('restrictfilenames'))) for k,v in template_dict.items())
+
                        filename = self.params['outtmpl'] % template_dict
                        return filename
-               except (ValueError, KeyError), err:
+               except (ValueError, KeyError) as err:
                        self.trouble(u'ERROR: invalid system charset or erroneous output template')
                        return None
 
@@ -369,7 +375,6 @@ class FileDownloader(object):
                                raise MaxDownloadsReached()
 
                filename = self.prepare_filename(info_dict)
-               filename = sanitize_filename(filename, self.params.get('restrictfilenames'))
 
                # Forced printings
                if self.params.get('forcetitle', False):
@@ -396,8 +401,8 @@ class FileDownloader(object):
                        dn = os.path.dirname(encodeFilename(filename))
                        if dn != '' and not os.path.exists(dn): # dn is already encoded
                                os.makedirs(dn)
-               except (OSError, IOError), err:
-                       self.trouble(u'ERROR: unable to create directory ' + unicode(err))
+               except (OSError, IOError) as err:
+                       self.trouble(u'ERROR: unable to create directory ' + compat_str(err))
                        return
 
                if self.params.get('writedescription', False):
@@ -453,19 +458,19 @@ class FileDownloader(object):
                        else:
                                try:
                                        success = self._do_download(filename, info_dict)
-                               except (OSError, IOError), err:
+                               except (OSError, IOError) as err:
                                        raise UnavailableVideoError
-                               except (urllib2.URLError, httplib.HTTPException, socket.error), err:
+                               except (compat_urllib_error.URLError, httplib.HTTPException, socket.error) as err:
                                        self.trouble(u'ERROR: unable to download video data: %s' % str(err))
                                        return
-                               except (ContentTooShortError, ), err:
+                               except (ContentTooShortError, ) as err:
                                        self.trouble(u'ERROR: content too short (expected %s bytes and served %s)' % (err.expected, err.downloaded))
                                        return
 
                        if success:
                                try:
                                        self.post_process(filename, info_dict)
-                               except (PostProcessingError), err:
+                               except (PostProcessingError) as err:
                                        self.trouble(u'ERROR: postprocessing: %s' % str(err))
                                        return
 
@@ -481,6 +486,11 @@ class FileDownloader(object):
                                if not ie.suitable(url):
                                        continue
 
+                               # Warn if the _WORKING attribute is False
+                               if not ie.working():
+                                       self.trouble(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
 
@@ -574,8 +584,8 @@ class FileDownloader(object):
 
                # Do not include the Accept-Encoding header
                headers = {'Youtubedl-no-compression': 'True'}
-               basic_request = urllib2.Request(url, None, headers)
-               request = urllib2.Request(url, None, headers)
+               basic_request = compat_urllib_request.Request(url, None, headers)
+               request = compat_urllib_request.Request(url, None, headers)
 
                # Establish possible resume length
                if os.path.isfile(encodeFilename(tmpfilename)):
@@ -599,9 +609,9 @@ class FileDownloader(object):
                        try:
                                if count == 0 and 'urlhandle' in info_dict:
                                        data = info_dict['urlhandle']
-                               data = urllib2.urlopen(request)
+                               data = compat_urllib_request.urlopen(request)
                                break
-                       except (urllib2.HTTPError, ), err:
+                       except (compat_urllib_error.HTTPError, ) as err:
                                if (err.code < 500 or err.code >= 600) and err.code != 416:
                                        # Unexpected HTTP error
                                        raise
@@ -609,15 +619,15 @@ class FileDownloader(object):
                                        # Unable to resume (requested range not satisfiable)
                                        try:
                                                # Open the connection again without the range header
-                                               data = urllib2.urlopen(basic_request)
+                                               data = compat_urllib_request.urlopen(basic_request)
                                                content_length = data.info()['Content-Length']
-                                       except (urllib2.HTTPError, ), err:
+                                       except (compat_urllib_error.HTTPError, ) as err:
                                                if err.code < 500 or err.code >= 600:
                                                        raise
                                        else:
                                                # Examine the reported length
                                                if (content_length is not None and
-                                                               (resume_len - 100 < long(content_length) < resume_len + 100)):
+                                                               (resume_len - 100 < int(content_length) < resume_len + 100)):
                                                        # The file had already been fully downloaded.
                                                        # Explanation to the above condition: in issue #175 it was revealed that
                                                        # YouTube sometimes adds or removes a few bytes from the end of the file,
@@ -644,10 +654,10 @@ class FileDownloader(object):
 
                data_len = data.info().get('Content-length', None)
                if data_len is not None:
-                       data_len = long(data_len) + resume_len
+                       data_len = int(data_len) + resume_len
                data_len_str = self.format_bytes(data_len)
                byte_counter = 0 + resume_len
-               block_size = 1024
+               block_size = self.params.get('buffersize', 1024)
                start = time.time()
                while True:
                        # Download and write
@@ -665,15 +675,16 @@ class FileDownloader(object):
                                        assert stream is not None
                                        filename = self.undo_temp_name(tmpfilename)
                                        self.report_destination(filename)
-                               except (OSError, IOError), err:
+                               except (OSError, IOError) as err:
                                        self.trouble(u'ERROR: unable to open for writing: %s' % str(err))
                                        return False
                        try:
                                stream.write(data_block)
-                       except (IOError, OSError), err:
+                       except (IOError, OSError) as err:
                                self.trouble(u'\nERROR: unable to write data: %s' % str(err))
                                return False
-                       block_size = self.best_block_size(after - before, len(data_block))
+                       if not self.params.get('noresizebuffer', False):
+                               block_size = self.best_block_size(after - before, len(data_block))
 
                        # Progress message
                        speed_str = self.calc_speed(start, time.time(), byte_counter - resume_len)
@@ -693,7 +704,7 @@ class FileDownloader(object):
                stream.close()
                self.report_finish()
                if data_len is not None and byte_counter != data_len:
-                       raise ContentTooShortError(byte_counter, long(data_len))
+                       raise ContentTooShortError(byte_counter, int(data_len))
                self.try_rename(tmpfilename, filename)
 
                # Update file modification time