diff --git a/.github/ISSUE_TEMPLATE.md b/.github/ISSUE_TEMPLATE.md
index 3e1ff1536..bd9e21983 100644
--- a/.github/ISSUE_TEMPLATE.md
+++ b/.github/ISSUE_TEMPLATE.md
@@ -6,8 +6,8 @@
 
 ---
 
-### Make sure you are using the *latest* version: run `youtube-dl --version` and ensure your version is *2017.08.23*. If it's not, read [this FAQ entry](https://github.com/rg3/youtube-dl/blob/master/README.md#how-do-i-update-youtube-dl) and update. Issues with outdated version will be rejected.
-- [ ] I've **verified** and **I assure** that I'm running youtube-dl **2017.08.23**
+### Make sure you are using the *latest* version: run `youtube-dl --version` and ensure your version is *2017.09.02*. If it's not, read [this FAQ entry](https://github.com/rg3/youtube-dl/blob/master/README.md#how-do-i-update-youtube-dl) and update. Issues with outdated version will be rejected.
+- [ ] I've **verified** and **I assure** that I'm running youtube-dl **2017.09.02**
 
 ### Before submitting an *issue* make sure you have:
 - [ ] At least skimmed through the [README](https://github.com/rg3/youtube-dl/blob/master/README.md), **most notably** the [FAQ](https://github.com/rg3/youtube-dl#faq) and [BUGS](https://github.com/rg3/youtube-dl#bugs) sections
@@ -35,7 +35,7 @@ Add the `-v` flag to **your command line** you run youtube-dl with (`youtube-dl
 [debug] User config: []
 [debug] Command-line args: [u'-v', u'http://www.youtube.com/watch?v=BaW_jenozKcj']
 [debug] Encodings: locale cp1251, fs mbcs, out cp866, pref cp1251
-[debug] youtube-dl version 2017.08.23
+[debug] youtube-dl version 2017.09.02
 [debug] Python version 2.7.11 - Windows-2003Server-5.2.3790-SP2
 [debug] exe versions: ffmpeg N-75573-g1d0487f, ffprobe N-75573-g1d0487f, rtmpdump 2.4
 [debug] Proxy map: {}
diff --git a/ChangeLog b/ChangeLog
index a60bd5fc8..c439c8ef9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,43 @@
+version 2017.09.02
+
+Extractors
+* [youtube] Force old layout for each webpage (#14068, #14072, #14074, #14076,
+  #14077, #14079, #14082, #14083, #14094, #14095, #14096)
+* [youtube] Fix upload date extraction (#14065)
++ [charlierose] Add support for episodes (#14062)
++ [bbccouk] Add support for w-prefixed ids (#14056)
+* [googledrive] Extend URL regular expression (#9785)
++ [googledrive] Add support for source format (#14046)
+* [pornhd] Fix extraction (#14005)
+
+
+version 2017.08.27.1
+
+Extractors
+
+* [youtube] Fix extraction with --youtube-skip-dash-manifest enabled (#14037)
+
+
+version 2017.08.27
+
+Core
++ [extractor/common] Extract height and format id for HTML5 videos (#14034)
+* [downloader/http] Rework HTTP downloader (#506, #809, #2849, #4240, #6023,
+  #8625, #9483)
+    * Simplify code and split into separate routines to facilitate maintaining
+    * Make retry mechanism work on errors during actual download not only
+      during connection establishment phase
+    * Retry on ECONNRESET and ETIMEDOUT during reading data from network
+    * Retry on content too short
+    * Show error description on retry
+
+Extractors
+* [generic] Lower preference for extraction from LD-JSON
+* [rai] Fix audio formats extraction (#14024)
+* [youtube] Fix controversy videos extraction (#14027, #14029)
+* [mixcloud] Fix extraction (#14015, #14020)
+
+
 version 2017.08.23
 
 Core
diff --git a/Makefile b/Makefile
index 41e3a683a..c74eea792 100644
--- a/Makefile
+++ b/Makefile
@@ -49,11 +49,11 @@ youtube-dl: youtube_dl/*.py youtube_dl/*/*.py
 	mkdir -p zip
 	for d in youtube_dl youtube_dl/downloader youtube_dl/extractor youtube_dl/postprocessor ; do \
 	  mkdir -p zip/$$d ;\
-	  cp -a $$d/*.py zip/$$d/ ;\
+	  cp -pPR $$d/*.py zip/$$d/ ;\
 	done
 	touch -t 200001010101 zip/youtube_dl/*.py zip/youtube_dl/*/*.py
 	mv zip/youtube_dl/__main__.py zip/
-	cd zip ; zip --quiet ../youtube-dl youtube_dl/*.py youtube_dl/*/*.py __main__.py
+	cd zip ; zip -q ../youtube-dl youtube_dl/*.py youtube_dl/*/*.py __main__.py
 	rm -rf zip
 	echo '#!$(PYTHON)' > youtube-dl
 	cat youtube-dl.zip >> youtube-dl
diff --git a/youtube_dl/downloader/common.py b/youtube_dl/downloader/common.py
index 77242dacc..75b8166c5 100644
--- a/youtube_dl/downloader/common.py
+++ b/youtube_dl/downloader/common.py
@@ -304,11 +304,11 @@ class FileDownloader(object):
         """Report attempt to resume at given byte."""
         self.to_screen('[download] Resuming download at byte %s' % resume_len)
 
-    def report_retry(self, count, retries):
+    def report_retry(self, err, count, retries):
         """Report retry in case of HTTP error 5xx"""
         self.to_screen(
-            '[download] Got server HTTP error. Retrying (attempt %d of %s)...'
-            % (count, self.format_retries(retries)))
+            '[download] Got server HTTP error: %s. Retrying (attempt %d of %s)...'
+            % (error_to_compat_str(err), count, self.format_retries(retries)))
 
     def report_file_already_downloaded(self, file_name):
         """Report file has already been fully downloaded."""
diff --git a/youtube_dl/downloader/http.py b/youtube_dl/downloader/http.py
index af405b950..8a6638cc2 100644
--- a/youtube_dl/downloader/http.py
+++ b/youtube_dl/downloader/http.py
@@ -22,8 +22,16 @@ from ..utils import (
 class HttpFD(FileDownloader):
     def real_download(self, filename, info_dict):
         url = info_dict['url']
-        tmpfilename = self.temp_name(filename)
-        stream = None
+
+        class DownloadContext(dict):
+            __getattr__ = dict.get
+            __setattr__ = dict.__setitem__
+            __delattr__ = dict.__delitem__
+
+        ctx = DownloadContext()
+        ctx.filename = filename
+        ctx.tmpfilename = self.temp_name(filename)
+        ctx.stream = None
 
         # Do not include the Accept-Encoding header
         headers = {'Youtubedl-no-compression': 'True'}
@@ -38,46 +46,51 @@ class HttpFD(FileDownloader):
         if is_test:
             request.add_header('Range', 'bytes=0-%s' % str(self._TEST_FILE_SIZE - 1))
 
-        # Establish possible resume length
-        if os.path.isfile(encodeFilename(tmpfilename)):
-            resume_len = os.path.getsize(encodeFilename(tmpfilename))
-        else:
-            resume_len = 0
+        ctx.open_mode = 'wb'
+        ctx.resume_len = 0
 
-        open_mode = 'wb'
-        if resume_len != 0:
-            if self.params.get('continuedl', True):
-                self.report_resuming_byte(resume_len)
-                request.add_header('Range', 'bytes=%d-' % resume_len)
-                open_mode = 'ab'
-            else:
-                resume_len = 0
+        if self.params.get('continuedl', True):
+            # Establish possible resume length
+            if os.path.isfile(encodeFilename(ctx.tmpfilename)):
+                ctx.resume_len = os.path.getsize(encodeFilename(ctx.tmpfilename))
 
         count = 0
         retries = self.params.get('retries', 0)
-        while count <= retries:
+
+        class SucceedDownload(Exception):
+            pass
+
+        class RetryDownload(Exception):
+            def __init__(self, source_error):
+                self.source_error = source_error
+
+        def establish_connection():
+            if ctx.resume_len != 0:
+                self.report_resuming_byte(ctx.resume_len)
+                request.add_header('Range', 'bytes=%d-' % ctx.resume_len)
+                ctx.open_mode = 'ab'
             # Establish connection
             try:
-                data = self.ydl.urlopen(request)
+                ctx.data = self.ydl.urlopen(request)
                 # When trying to resume, Content-Range HTTP header of response has to be checked
                 # to match the value of requested Range HTTP header. This is due to a webservers
                 # that don't support resuming and serve a whole file with no Content-Range
                 # set in response despite of requested Range (see
                 # https://github.com/rg3/youtube-dl/issues/6057#issuecomment-126129799)
-                if resume_len > 0:
-                    content_range = data.headers.get('Content-Range')
+                if ctx.resume_len > 0:
+                    content_range = ctx.data.headers.get('Content-Range')
                     if content_range:
                         content_range_m = re.search(r'bytes (\d+)-', content_range)
                         # Content-Range is present and matches requested Range, resume is possible
-                        if content_range_m and resume_len == int(content_range_m.group(1)):
-                            break
+                        if content_range_m and ctx.resume_len == int(content_range_m.group(1)):
+                            return
                     # Content-Range is either not present or invalid. Assuming remote webserver is
                     # trying to send the whole file, resume is not possible, so wiping the local file
                     # and performing entire redownload
                     self.report_unable_to_resume()
-                    resume_len = 0
-                    open_mode = 'wb'
-                break
+                    ctx.resume_len = 0
+                    ctx.open_mode = 'wb'
+                return
             except (compat_urllib_error.HTTPError, ) as err:
                 if (err.code < 500 or err.code >= 600) and err.code != 416:
                     # Unexpected HTTP error
@@ -86,15 +99,15 @@ class HttpFD(FileDownloader):
                     # Unable to resume (requested range not satisfiable)
                     try:
                         # Open the connection again without the range header
-                        data = self.ydl.urlopen(basic_request)
-                        content_length = data.info()['Content-Length']
+                        ctx.data = self.ydl.urlopen(basic_request)
+                        content_length = ctx.data.info()['Content-Length']
                     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 < int(content_length) < resume_len + 100)):
+                                (ctx.resume_len - 100 < int(content_length) < ctx.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,
@@ -102,152 +115,184 @@ class HttpFD(FileDownloader):
                             # I decided to implement a suggested change and consider the file
                             # completely downloaded if the file size differs less than 100 bytes from
                             # the one in the hard drive.
-                            self.report_file_already_downloaded(filename)
-                            self.try_rename(tmpfilename, filename)
+                            self.report_file_already_downloaded(ctx.filename)
+                            self.try_rename(ctx.tmpfilename, ctx.filename)
                             self._hook_progress({
-                                'filename': filename,
+                                'filename': ctx.filename,
                                 'status': 'finished',
-                                'downloaded_bytes': resume_len,
-                                'total_bytes': resume_len,
+                                'downloaded_bytes': ctx.resume_len,
+                                'total_bytes': ctx.resume_len,
                             })
-                            return True
+                            raise SucceedDownload()
                         else:
                             # The length does not match, we start the download over
                             self.report_unable_to_resume()
-                            resume_len = 0
-                            open_mode = 'wb'
-                            break
-            except socket.error as e:
-                if e.errno != errno.ECONNRESET:
+                            ctx.resume_len = 0
+                            ctx.open_mode = 'wb'
+                            return
+                raise RetryDownload(err)
+            except socket.error as err:
+                if err.errno != errno.ECONNRESET:
                     # Connection reset is no problem, just retry
                     raise
+                raise RetryDownload(err)
 
-            # Retry
-            count += 1
-            if count <= retries:
-                self.report_retry(count, retries)
+        def download():
+            data_len = ctx.data.info().get('Content-length', None)
 
-        if count > retries:
-            self.report_error('giving up after %s retries' % retries)
-            return False
+            # Range HTTP header may be ignored/unsupported by a webserver
+            # (e.g. extractor/scivee.py, extractor/bambuser.py).
+            # However, for a test we still would like to download just a piece of a file.
+            # To achieve this we limit data_len to _TEST_FILE_SIZE and manually control
+            # block size when downloading a file.
+            if is_test and (data_len is None or int(data_len) > self._TEST_FILE_SIZE):
+                data_len = self._TEST_FILE_SIZE
 
-        data_len = data.info().get('Content-length', None)
-
-        # Range HTTP header may be ignored/unsupported by a webserver
-        # (e.g. extractor/scivee.py, extractor/bambuser.py).
-        # However, for a test we still would like to download just a piece of a file.
-        # To achieve this we limit data_len to _TEST_FILE_SIZE and manually control
-        # block size when downloading a file.
-        if is_test and (data_len is None or int(data_len) > self._TEST_FILE_SIZE):
-            data_len = self._TEST_FILE_SIZE
-
-        if data_len is not None:
-            data_len = int(data_len) + resume_len
-            min_data_len = self.params.get('min_filesize')
-            max_data_len = self.params.get('max_filesize')
-            if min_data_len is not None and data_len < min_data_len:
-                self.to_screen('\r[download] File is smaller than min-filesize (%s bytes < %s bytes). Aborting.' % (data_len, min_data_len))
-                return False
-            if max_data_len is not None and data_len > max_data_len:
-                self.to_screen('\r[download] File is larger than max-filesize (%s bytes > %s bytes). Aborting.' % (data_len, max_data_len))
-                return False
-
-        byte_counter = 0 + resume_len
-        block_size = self.params.get('buffersize', 1024)
-        start = time.time()
-
-        # measure time over whole while-loop, so slow_down() and best_block_size() work together properly
-        now = None  # needed for slow_down() in the first loop run
-        before = start  # start measuring
-        while True:
-
-            # Download and write
-            data_block = data.read(block_size if not is_test else min(block_size, data_len - byte_counter))
-            byte_counter += len(data_block)
-
-            # exit loop when download is finished
-            if len(data_block) == 0:
-                break
-
-            # Open destination file just in time
-            if stream is None:
-                try:
-                    (stream, tmpfilename) = sanitize_open(tmpfilename, open_mode)
-                    assert stream is not None
-                    filename = self.undo_temp_name(tmpfilename)
-                    self.report_destination(filename)
-                except (OSError, IOError) as err:
-                    self.report_error('unable to open for writing: %s' % str(err))
+            if data_len is not None:
+                data_len = int(data_len) + ctx.resume_len
+                min_data_len = self.params.get('min_filesize')
+                max_data_len = self.params.get('max_filesize')
+                if min_data_len is not None and data_len < min_data_len:
+                    self.to_screen('\r[download] File is smaller than min-filesize (%s bytes < %s bytes). Aborting.' % (data_len, min_data_len))
+                    return False
+                if max_data_len is not None and data_len > max_data_len:
+                    self.to_screen('\r[download] File is larger than max-filesize (%s bytes > %s bytes). Aborting.' % (data_len, max_data_len))
                     return False
 
-                if self.params.get('xattr_set_filesize', False) and data_len is not None:
+            byte_counter = 0 + ctx.resume_len
+            block_size = self.params.get('buffersize', 1024)
+            start = time.time()
+
+            # measure time over whole while-loop, so slow_down() and best_block_size() work together properly
+            now = None  # needed for slow_down() in the first loop run
+            before = start  # start measuring
+
+            def retry(e):
+                if ctx.tmpfilename != '-':
+                    ctx.stream.close()
+                ctx.stream = None
+                ctx.resume_len = os.path.getsize(encodeFilename(ctx.tmpfilename))
+                raise RetryDownload(e)
+
+            while True:
+                try:
+                    # Download and write
+                    data_block = ctx.data.read(block_size if not is_test else min(block_size, data_len - byte_counter))
+                # socket.timeout is a subclass of socket.error but may not have
+                # errno set
+                except socket.timeout as e:
+                    retry(e)
+                except socket.error as e:
+                    if e.errno not in (errno.ECONNRESET, errno.ETIMEDOUT):
+                        raise
+                    retry(e)
+
+                byte_counter += len(data_block)
+
+                # exit loop when download is finished
+                if len(data_block) == 0:
+                    break
+
+                # Open destination file just in time
+                if ctx.stream is None:
                     try:
-                        write_xattr(tmpfilename, 'user.ytdl.filesize', str(data_len).encode('utf-8'))
-                    except (XAttrUnavailableError, XAttrMetadataError) as err:
-                        self.report_error('unable to set filesize xattr: %s' % str(err))
+                        ctx.stream, ctx.tmpfilename = sanitize_open(
+                            ctx.tmpfilename, ctx.open_mode)
+                        assert ctx.stream is not None
+                        ctx.filename = self.undo_temp_name(ctx.tmpfilename)
+                        self.report_destination(ctx.filename)
+                    except (OSError, IOError) as err:
+                        self.report_error('unable to open for writing: %s' % str(err))
+                        return False
 
-            try:
-                stream.write(data_block)
-            except (IOError, OSError) as err:
+                    if self.params.get('xattr_set_filesize', False) and data_len is not None:
+                        try:
+                            write_xattr(ctx.tmpfilename, 'user.ytdl.filesize', str(data_len).encode('utf-8'))
+                        except (XAttrUnavailableError, XAttrMetadataError) as err:
+                            self.report_error('unable to set filesize xattr: %s' % str(err))
+
+                try:
+                    ctx.stream.write(data_block)
+                except (IOError, OSError) as err:
+                    self.to_stderr('\n')
+                    self.report_error('unable to write data: %s' % str(err))
+                    return False
+
+                # Apply rate limit
+                self.slow_down(start, now, byte_counter - ctx.resume_len)
+
+                # end measuring of one loop run
+                now = time.time()
+                after = now
+
+                # Adjust block size
+                if not self.params.get('noresizebuffer', False):
+                    block_size = self.best_block_size(after - before, len(data_block))
+
+                before = after
+
+                # Progress message
+                speed = self.calc_speed(start, now, byte_counter - ctx.resume_len)
+                if data_len is None:
+                    eta = None
+                else:
+                    eta = self.calc_eta(start, time.time(), data_len - ctx.resume_len, byte_counter - ctx.resume_len)
+
+                self._hook_progress({
+                    'status': 'downloading',
+                    'downloaded_bytes': byte_counter,
+                    'total_bytes': data_len,
+                    'tmpfilename': ctx.tmpfilename,
+                    'filename': ctx.filename,
+                    'eta': eta,
+                    'speed': speed,
+                    'elapsed': now - start,
+                })
+
+                if is_test and byte_counter == data_len:
+                    break
+
+            if ctx.stream is None:
                 self.to_stderr('\n')
-                self.report_error('unable to write data: %s' % str(err))
+                self.report_error('Did not get any data blocks')
                 return False
+            if ctx.tmpfilename != '-':
+                ctx.stream.close()
 
-            # Apply rate limit
-            self.slow_down(start, now, byte_counter - resume_len)
+            if data_len is not None and byte_counter != data_len:
+                err = ContentTooShortError(byte_counter, int(data_len))
+                if count <= retries:
+                    retry(err)
+                raise err
 
-            # end measuring of one loop run
-            now = time.time()
-            after = now
+            self.try_rename(ctx.tmpfilename, ctx.filename)
 
-            # Adjust block size
-            if not self.params.get('noresizebuffer', False):
-                block_size = self.best_block_size(after - before, len(data_block))
-
-            before = after
-
-            # Progress message
-            speed = self.calc_speed(start, now, byte_counter - resume_len)
-            if data_len is None:
-                eta = None
-            else:
-                eta = self.calc_eta(start, time.time(), data_len - resume_len, byte_counter - resume_len)
+            # Update file modification time
+            if self.params.get('updatetime', True):
+                info_dict['filetime'] = self.try_utime(ctx.filename, ctx.data.info().get('last-modified', None))
 
             self._hook_progress({
-                'status': 'downloading',
                 'downloaded_bytes': byte_counter,
-                'total_bytes': data_len,
-                'tmpfilename': tmpfilename,
-                'filename': filename,
-                'eta': eta,
-                'speed': speed,
-                'elapsed': now - start,
+                'total_bytes': byte_counter,
+                'filename': ctx.filename,
+                'status': 'finished',
+                'elapsed': time.time() - start,
             })
 
-            if is_test and byte_counter == data_len:
-                break
+            return True
 
-        if stream is None:
-            self.to_stderr('\n')
-            self.report_error('Did not get any data blocks')
-            return False
-        if tmpfilename != '-':
-            stream.close()
+        while count <= retries:
+            try:
+                establish_connection()
+                download()
+                return True
+            except RetryDownload as e:
+                count += 1
+                if count <= retries:
+                    self.report_retry(e.source_error, count, retries)
+                continue
+            except SucceedDownload:
+                return True
 
-        if data_len is not None and byte_counter != data_len:
-            raise ContentTooShortError(byte_counter, int(data_len))
-        self.try_rename(tmpfilename, filename)
-
-        # Update file modification time
-        if self.params.get('updatetime', True):
-            info_dict['filetime'] = self.try_utime(filename, data.info().get('last-modified', None))
-
-        self._hook_progress({
-            'downloaded_bytes': byte_counter,
-            'total_bytes': byte_counter,
-            'filename': filename,
-            'status': 'finished',
-            'elapsed': time.time() - start,
-        })
-
-        return True
+        self.report_error('giving up after %s retries' % retries)
+        return False
diff --git a/youtube_dl/extractor/bbc.py b/youtube_dl/extractor/bbc.py
index 911ae6780..8b20c03d6 100644
--- a/youtube_dl/extractor/bbc.py
+++ b/youtube_dl/extractor/bbc.py
@@ -29,7 +29,7 @@ from ..compat import (
 class BBCCoUkIE(InfoExtractor):
     IE_NAME = 'bbc.co.uk'
     IE_DESC = 'BBC iPlayer'
-    _ID_REGEX = r'[pb][\da-z]{7}'
+    _ID_REGEX = r'[pbw][\da-z]{7}'
     _VALID_URL = r'''(?x)
                     https?://
                         (?:www\.)?bbc\.co\.uk/
@@ -233,6 +233,9 @@ class BBCCoUkIE(InfoExtractor):
         }, {
             'url': 'https://www.bbc.co.uk/music/audiovideo/popular#p055bc55',
             'only_matching': True,
+        }, {
+            'url': 'http://www.bbc.co.uk/programmes/w3csv1y9',
+            'only_matching': True,
         }]
 
     _USP_RE = r'/([^/]+?)\.ism(?:\.hlsv2\.ism)?/[^/]+\.m3u8'
diff --git a/youtube_dl/extractor/charlierose.py b/youtube_dl/extractor/charlierose.py
index 2d517f231..42c9af263 100644
--- a/youtube_dl/extractor/charlierose.py
+++ b/youtube_dl/extractor/charlierose.py
@@ -5,7 +5,7 @@ from ..utils import remove_end
 
 
 class CharlieRoseIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?charlierose\.com/video(?:s|/player)/(?P<id>\d+)'
+    _VALID_URL = r'https?://(?:www\.)?charlierose\.com/(?:video|episode)(?:s|/player)/(?P<id>\d+)'
     _TESTS = [{
         'url': 'https://charlierose.com/videos/27996',
         'md5': 'fda41d49e67d4ce7c2411fd2c4702e09',
@@ -24,6 +24,9 @@ class CharlieRoseIE(InfoExtractor):
     }, {
         'url': 'https://charlierose.com/videos/27996',
         'only_matching': True,
+    }, {
+        'url': 'https://charlierose.com/episodes/30887?autoplay=true',
+        'only_matching': True,
     }]
 
     _PLAYER_BASE = 'https://charlierose.com/video/player/%s'
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 1804c4de0..74d30ec50 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -2184,6 +2184,12 @@ class InfoExtractor(object):
                     f = parse_content_type(source_attributes.get('type'))
                     is_plain_url, formats = _media_formats(src, media_type, f)
                     if is_plain_url:
+                        # res attribute is not standard but seen several times
+                        # in the wild
+                        f.update({
+                            'height': int_or_none(source_attributes.get('res')),
+                            'format_id': source_attributes.get('label'),
+                        })
                         f.update(formats[0])
                         media_info['formats'].append(f)
                     else:
diff --git a/youtube_dl/extractor/generic.py b/youtube_dl/extractor/generic.py
index 49b00b87e..c81efdc00 100644
--- a/youtube_dl/extractor/generic.py
+++ b/youtube_dl/extractor/generic.py
@@ -2871,12 +2871,6 @@ class GenericIE(InfoExtractor):
                     merged[k] = v
             return merged
 
-        # Looking for http://schema.org/VideoObject
-        json_ld = self._search_json_ld(
-            webpage, video_id, default={}, expected_type='VideoObject')
-        if json_ld.get('url'):
-            return merge_dicts(json_ld, info_dict)
-
         # Look for HTML5 media
         entries = self._parse_html5_media_entries(url, webpage, video_id, m3u8_id='hls')
         if entries:
@@ -2895,6 +2889,12 @@ class GenericIE(InfoExtractor):
                 jwplayer_data, video_id, require_title=False, base_url=url)
             return merge_dicts(info, info_dict)
 
+        # Looking for http://schema.org/VideoObject
+        json_ld = self._search_json_ld(
+            webpage, video_id, default={}, expected_type='VideoObject')
+        if json_ld.get('url'):
+            return merge_dicts(json_ld, info_dict)
+
         def check_video(vurl):
             if YoutubeIE.suitable(vurl):
                 return True
diff --git a/youtube_dl/extractor/googledrive.py b/youtube_dl/extractor/googledrive.py
index 97ff28219..3bf462d63 100644
--- a/youtube_dl/extractor/googledrive.py
+++ b/youtube_dl/extractor/googledrive.py
@@ -4,6 +4,7 @@ import re
 
 from .common import InfoExtractor
 from ..utils import (
+    determine_ext,
     ExtractorError,
     int_or_none,
     lowercase_escape,
@@ -12,27 +13,53 @@ from ..utils import (
 
 
 class GoogleDriveIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:(?:docs|drive)\.google\.com/(?:uc\?.*?id=|file/d/)|video\.google\.com/get_player\?.*?docid=)(?P<id>[a-zA-Z0-9_-]{28,})'
+    _VALID_URL = r'''(?x)
+                        https?://
+                            (?:
+                                (?:docs|drive)\.google\.com/
+                                (?:
+                                    (?:uc|open)\?.*?id=|
+                                    file/d/
+                                )|
+                                video\.google\.com/get_player\?.*?docid=
+                            )
+                            (?P<id>[a-zA-Z0-9_-]{28,})
+                    '''
     _TESTS = [{
         'url': 'https://drive.google.com/file/d/0ByeS4oOUV-49Zzh4R1J6R09zazQ/edit?pli=1',
-        'md5': 'd109872761f7e7ecf353fa108c0dbe1e',
+        'md5': '5c602afbbf2c1db91831f5d82f678554',
         'info_dict': {
             'id': '0ByeS4oOUV-49Zzh4R1J6R09zazQ',
             'ext': 'mp4',
             'title': 'Big Buck Bunny.mp4',
             'duration': 45,
         }
+    }, {
+        # video can't be watched anonymously due to view count limit reached,
+        # but can be downloaded (see https://github.com/rg3/youtube-dl/issues/14046)
+        'url': 'https://drive.google.com/file/d/0B-vUyvmDLdWDcEt4WjBqcmI2XzQ/view',
+        'md5': 'bfbd670d03a470bb1e6d4a257adec12e',
+        'info_dict': {
+            'id': '0B-vUyvmDLdWDcEt4WjBqcmI2XzQ',
+            'ext': 'mp4',
+            'title': 'Annabelle Creation (2017)- Z.V1 [TH].MP4',
+        }
     }, {
         # video id is longer than 28 characters
         'url': 'https://drive.google.com/file/d/1ENcQ_jeCuj7y19s66_Ou9dRP4GKGsodiDQ/edit',
-        'md5': 'c230c67252874fddd8170e3fd1a45886',
         'info_dict': {
             'id': '1ENcQ_jeCuj7y19s66_Ou9dRP4GKGsodiDQ',
             'ext': 'mp4',
             'title': 'Andreea Banica feat Smiley - Hooky Song (Official Video).mp4',
             'duration': 189,
         },
-        'only_matching': True
+        'only_matching': True,
+    }, {
+        'url': 'https://drive.google.com/open?id=0B2fjwgkl1A_CX083Tkowdmt6d28',
+        'only_matching': True,
+    }, {
+        'url': 'https://drive.google.com/uc?id=0B2fjwgkl1A_CX083Tkowdmt6d28',
+        'only_matching': True,
     }]
     _FORMATS_EXT = {
         '5': 'flv',
@@ -147,47 +174,84 @@ class GoogleDriveIE(InfoExtractor):
         webpage = self._download_webpage(
             'http://docs.google.com/file/d/%s' % video_id, video_id)
 
-        reason = self._search_regex(
-            r'"reason"\s*,\s*"([^"]+)', webpage, 'reason', default=None)
-        if reason:
-            raise ExtractorError(reason)
-
-        title = self._search_regex(r'"title"\s*,\s*"([^"]+)', webpage, 'title')
+        title = self._search_regex(
+            r'"title"\s*,\s*"([^"]+)', webpage, 'title',
+            default=None) or self._og_search_title(webpage)
         duration = int_or_none(self._search_regex(
             r'"length_seconds"\s*,\s*"([^"]+)', webpage, 'length seconds',
             default=None))
-        fmt_stream_map = self._search_regex(
-            r'"fmt_stream_map"\s*,\s*"([^"]+)', webpage,
-            'fmt stream map').split(',')
-        fmt_list = self._search_regex(
-            r'"fmt_list"\s*,\s*"([^"]+)', webpage, 'fmt_list').split(',')
-
-        resolutions = {}
-        for fmt in fmt_list:
-            mobj = re.search(
-                r'^(?P<format_id>\d+)/(?P<width>\d+)[xX](?P<height>\d+)', fmt)
-            if mobj:
-                resolutions[mobj.group('format_id')] = (
-                    int(mobj.group('width')), int(mobj.group('height')))
 
         formats = []
-        for fmt_stream in fmt_stream_map:
-            fmt_stream_split = fmt_stream.split('|')
-            if len(fmt_stream_split) < 2:
-                continue
-            format_id, format_url = fmt_stream_split[:2]
-            f = {
-                'url': lowercase_escape(format_url),
-                'format_id': format_id,
-                'ext': self._FORMATS_EXT[format_id],
-            }
-            resolution = resolutions.get(format_id)
-            if resolution:
-                f.update({
-                    'width': resolution[0],
-                    'height': resolution[1],
+        fmt_stream_map = self._search_regex(
+            r'"fmt_stream_map"\s*,\s*"([^"]+)', webpage,
+            'fmt stream map', default='').split(',')
+        fmt_list = self._search_regex(
+            r'"fmt_list"\s*,\s*"([^"]+)', webpage,
+            'fmt_list', default='').split(',')
+        if fmt_stream_map and fmt_list:
+            resolutions = {}
+            for fmt in fmt_list:
+                mobj = re.search(
+                    r'^(?P<format_id>\d+)/(?P<width>\d+)[xX](?P<height>\d+)', fmt)
+                if mobj:
+                    resolutions[mobj.group('format_id')] = (
+                        int(mobj.group('width')), int(mobj.group('height')))
+
+            for fmt_stream in fmt_stream_map:
+                fmt_stream_split = fmt_stream.split('|')
+                if len(fmt_stream_split) < 2:
+                    continue
+                format_id, format_url = fmt_stream_split[:2]
+                f = {
+                    'url': lowercase_escape(format_url),
+                    'format_id': format_id,
+                    'ext': self._FORMATS_EXT[format_id],
+                }
+                resolution = resolutions.get(format_id)
+                if resolution:
+                    f.update({
+                        'width': resolution[0],
+                        'height': resolution[1],
+                    })
+                formats.append(f)
+
+        source_url = update_url_query(
+            'https://drive.google.com/uc', {
+                'id': video_id,
+                'export': 'download',
+            })
+        urlh = self._request_webpage(
+            source_url, video_id, note='Requesting source file',
+            errnote='Unable to request source file', fatal=False)
+        if urlh:
+            def add_source_format(src_url):
+                formats.append({
+                    'url': src_url,
+                    'ext': determine_ext(title, 'mp4').lower(),
+                    'format_id': 'source',
+                    'quality': 1,
                 })
-            formats.append(f)
+            if urlh.headers.get('Content-Disposition'):
+                add_source_format(source_url)
+            else:
+                confirmation_webpage = self._webpage_read_content(
+                    urlh, url, video_id, note='Downloading confirmation page',
+                    errnote='Unable to confirm download', fatal=False)
+                if confirmation_webpage:
+                    confirm = self._search_regex(
+                        r'confirm=([^&"\']+)', confirmation_webpage,
+                        'confirmation code', fatal=False)
+                    if confirm:
+                        add_source_format(update_url_query(source_url, {
+                            'confirm': confirm,
+                        }))
+
+        if not formats:
+            reason = self._search_regex(
+                r'"reason"\s*,\s*"([^"]+)', webpage, 'reason', default=None)
+            if reason:
+                raise ExtractorError(reason, expected=True)
+
         self._sort_formats(formats)
 
         hl = self._search_regex(
diff --git a/youtube_dl/extractor/mixcloud.py b/youtube_dl/extractor/mixcloud.py
index 25d3fc4b3..f6360cce6 100644
--- a/youtube_dl/extractor/mixcloud.py
+++ b/youtube_dl/extractor/mixcloud.py
@@ -92,7 +92,7 @@ class MixcloudIE(InfoExtractor):
                 js = self._download_webpage(js_url, track_id, fatal=False)
                 if js:
                     KEY_RE_TEMPLATE = r'player\s*:\s*{.*?\b%s\s*:\s*(["\'])(?P<key>(?:(?!\1).)+)\1'
-                    for key_name in ('value', 'key_value', 'key_value_two'):
+                    for key_name in ('value', 'key_value', 'key_value.*?', '.*?value.*?'):
                         key = self._search_regex(
                             KEY_RE_TEMPLATE % key_name, js, 'key',
                             default=None, group='key')
diff --git a/youtube_dl/extractor/pornhd.py b/youtube_dl/extractor/pornhd.py
index 36761788d..b52879c7a 100644
--- a/youtube_dl/extractor/pornhd.py
+++ b/youtube_dl/extractor/pornhd.py
@@ -54,7 +54,7 @@ class PornHdIE(InfoExtractor):
              r'<title>(.+?) - .*?[Pp]ornHD.*?</title>'], webpage, 'title')
 
         sources = self._parse_json(js_to_json(self._search_regex(
-            r"(?s)sources'?\s*:\s*(\{.+?\})\s*\}[;,)]",
+            r"(?s)sources'?\s*[:=]\s*(\{.+?\})",
             webpage, 'sources', default='{}')), video_id)
 
         if not sources:
@@ -82,7 +82,8 @@ class PornHdIE(InfoExtractor):
         view_count = int_or_none(self._html_search_regex(
             r'(\d+) views\s*<', webpage, 'view count', fatal=False))
         thumbnail = self._search_regex(
-            r"'poster'\s*:\s*'([^']+)'", webpage, 'thumbnail', fatal=False)
+            r"poster'?\s*:\s*([\"'])(?P<url>(?:(?!\1).)+)\1", webpage,
+            'thumbnail', fatal=False, group='url')
 
         return {
             'id': video_id,
diff --git a/youtube_dl/extractor/radiocanada.py b/youtube_dl/extractor/radiocanada.py
index 3b40002a8..6bbc2781c 100644
--- a/youtube_dl/extractor/radiocanada.py
+++ b/youtube_dl/extractor/radiocanada.py
@@ -59,6 +59,7 @@ class RadioCanadaIE(InfoExtractor):
             device_types.append('android')
 
         formats = []
+        error = None
         # TODO: extract f4m formats
         # f4m formats can be extracted using flashhd device_type but they produce unplayable file
         for device_type in device_types:
@@ -84,8 +85,8 @@ class RadioCanadaIE(InfoExtractor):
             if not v_url:
                 continue
             if v_url == 'null':
-                raise ExtractorError('%s said: %s' % (
-                    self.IE_NAME, xpath_text(v_data, 'message')), expected=True)
+                error = xpath_text(v_data, 'message')
+                continue
             ext = determine_ext(v_url)
             if ext == 'm3u8':
                 formats.extend(self._extract_m3u8_formats(
@@ -129,6 +130,9 @@ class RadioCanadaIE(InfoExtractor):
                             formats.extend(self._extract_f4m_formats(
                                 base_url + '/manifest.f4m', video_id,
                                 f4m_id='hds', fatal=False))
+        if not formats and error:
+            raise ExtractorError(
+                '%s said: %s' % (self.IE_NAME, error), expected=True)
         self._sort_formats(formats)
 
         subtitles = {}
diff --git a/youtube_dl/extractor/rai.py b/youtube_dl/extractor/rai.py
index e11bf8f9a..5bf64a56b 100644
--- a/youtube_dl/extractor/rai.py
+++ b/youtube_dl/extractor/rai.py
@@ -345,11 +345,11 @@ class RaiIE(RaiBaseIE):
         media_type = media['type']
         if 'Audio' in media_type:
             relinker_info = {
-                'formats': {
+                'formats': [{
                     'format_id': media.get('formatoAudio'),
                     'url': media['audioUrl'],
                     'ext': media.get('formatoAudio'),
-                }
+                }]
             }
         elif 'Video' in media_type:
             relinker_info = self._extract_relinker_info(media['mediaUri'], content_id)
diff --git a/youtube_dl/extractor/viidea.py b/youtube_dl/extractor/viidea.py
index 4adcd1830..a0abbae60 100644
--- a/youtube_dl/extractor/viidea.py
+++ b/youtube_dl/extractor/viidea.py
@@ -4,12 +4,14 @@ import re
 
 from .common import InfoExtractor
 from ..compat import (
-    compat_urlparse,
+    compat_HTTPError,
     compat_str,
+    compat_urlparse,
 )
 from ..utils import (
-    parse_duration,
+    ExtractorError,
     js_to_json,
+    parse_duration,
     parse_iso8601,
 )
 
@@ -128,9 +130,16 @@ class ViideaIE(InfoExtractor):
 
         base_url = self._proto_relative_url(cfg['livepipe'], 'http:')
 
-        lecture_data = self._download_json(
-            '%s/site/api/lecture/%s?format=json' % (base_url, lecture_id),
-            lecture_id)['lecture'][0]
+        try:
+            lecture_data = self._download_json(
+                '%s/site/api/lecture/%s?format=json' % (base_url, lecture_id),
+                lecture_id)['lecture'][0]
+        except ExtractorError as e:
+            if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
+                msg = self._parse_json(
+                    e.cause.read().decode('utf-8'), lecture_id)
+                raise ExtractorError(msg['detail'], expected=True)
+            raise
 
         lecture_info = {
             'id': lecture_id,
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 2e71795e7..953e38227 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -16,6 +16,7 @@ from ..jsinterp import JSInterpreter
 from ..swfinterp import SWFInterpreter
 from ..compat import (
     compat_chr,
+    compat_kwargs,
     compat_parse_qs,
     compat_urllib_parse_unquote,
     compat_urllib_parse_unquote_plus,
@@ -245,6 +246,11 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
 
         return True
 
+    def _download_webpage(self, *args, **kwargs):
+        kwargs.setdefault('query', {})['disable_polymer'] = 'true'
+        return super(YoutubeBaseInfoExtractor, self)._download_webpage(
+            *args, **compat_kwargs(kwargs))
+
     def _real_initialize(self):
         if self._downloader is None:
             return
@@ -1003,6 +1009,27 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'Skipping DASH manifest',
             ],
         },
+        {
+            # The following content has been identified by the YouTube community
+            # as inappropriate or offensive to some audiences.
+            'url': 'https://www.youtube.com/watch?v=6SJNVb0GnPI',
+            'info_dict': {
+                'id': '6SJNVb0GnPI',
+                'ext': 'mp4',
+                'title': 'Race Differences in Intelligence',
+                'description': 'md5:5d161533167390427a1f8ee89a1fc6f1',
+                'duration': 965,
+                'upload_date': '20140124',
+                'uploader': 'New Century Foundation',
+                'uploader_id': 'UCEJYpZGqgUob0zVVEaLhvVg',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCEJYpZGqgUob0zVVEaLhvVg',
+                'license': 'Standard YouTube License',
+                'view_count': int,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
         {
             # itag 212
             'url': '1t24XAntNCY',
@@ -1437,9 +1464,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             if dash_mpd and dash_mpd[0] not in dash_mpds:
                 dash_mpds.append(dash_mpd[0])
 
+        is_live = None
+        view_count = None
+
+        def extract_view_count(v_info):
+            return int_or_none(try_get(v_info, lambda x: x['view_count'][0]))
+
         # Get video info
         embed_webpage = None
-        is_live = None
         if re.search(r'player-age-gate-content">', video_webpage) is not None:
             age_gate = True
             # We simulate the access to the video from www.youtube.com/v/{video_id}
@@ -1509,6 +1541,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                         continue
                     get_video_info = compat_parse_qs(video_info_webpage)
                     add_dash_mpd(get_video_info)
+                    if view_count is None:
+                        view_count = extract_view_count(get_video_info)
                     if not video_info:
                         video_info = get_video_info
                     if 'token' in get_video_info:
@@ -1592,10 +1626,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 return self.playlist_result(entries, video_id, video_title, video_description)
             self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
 
-        if 'view_count' in video_info:
-            view_count = int(video_info['view_count'][0])
-        else:
-            view_count = None
+        if view_count is None:
+            view_count = extract_view_count(video_info)
 
         # Check for "rental" videos
         if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info:
@@ -1639,10 +1671,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         if not upload_date:
             upload_date = self._search_regex(
                 [r'(?s)id="eow-date.*?>(.*?)</span>',
-                 r'id="watch-uploader-info".*?>.*?(?:Published|Uploaded|Streamed live|Started) on (.+?)</strong>'],
+                 r'(?:id="watch-uploader-info".*?>.*?|["\']simpleText["\']\s*:\s*["\'])(?:Published|Uploaded|Streamed live|Started) on (.+?)[<"\']'],
                 video_webpage, 'upload date', default=None)
-            if upload_date:
-                upload_date = ' '.join(re.sub(r'[/,-]', r' ', mobj.group(1)).split())
         upload_date = unified_strdate(upload_date)
 
         video_license = self._html_search_regex(
@@ -2028,7 +2058,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
                      |
                         (%(playlist_id)s)
                      )""" % {'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE}
-    _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s&disable_polymer=true'
+    _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s'
     _VIDEO_RE = r'href="\s*/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&amp;[^"]*?index=(?P<index>\d+)(?:[^>]+>(?P<title>[^<]+))?'
     IE_NAME = 'youtube:playlist'
     _TESTS = [{
diff --git a/youtube_dl/version.py b/youtube_dl/version.py
index 94d35a66a..60ed35de9 100644
--- a/youtube_dl/version.py
+++ b/youtube_dl/version.py
@@ -1,3 +1,3 @@
 from __future__ import unicode_literals
 
-__version__ = '2017.08.23'
+__version__ = '2017.09.02'