[Mwave] youtube-dl fails when parsing url with "/en/"

[cheshyre]

What is the purpose of your issue?

• Bug report (encountered problems with youtube-dl)
• Site support request (request for adding support for a new site)
• Feature request (request for a new functionality)
• Question
• Other

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Failing command

$ youtube-dl -v http://mwave.interest.me/en/mnettv/videodetail.m?searchVideoDetailVO.clip_id=176199
[debug] System config: []
[debug] User config: []
[debug] Command-line args: [u'-v', u'http://mwave.interest.me/en/mnettv/videodetail.m?searchVideoDetailVO.clip_id=176199']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2016.09.19
[debug] Python version 2.7.12 - Darwin-15.6.0-x86_64-i386-64bit
[debug] exe versions: ffmpeg 3.1.3, ffprobe 3.1.3
[debug] Proxy map: {}
[generic] videodetail.m?searchVideoDetailVO: Requesting header
WARNING: Falling back on generic information extractor.
[generic] videodetail.m?searchVideoDetailVO: Downloading webpage
[generic] videodetail.m?searchVideoDetailVO: Extracting information
ERROR: Unsupported URL: http://mwave.interest.me/en/mnettv/videodetail.m?searchVideoDetailVO.clip_id=176199
Traceback (most recent call last):
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/generic.py", line 1649, in _real_extract
    doc = compat_etree_fromstring(webpage.encode('utf-8'))
  File "/usr/local/bin/youtube-dl/youtube_dl/compat.py", line 2525, in compat_etree_fromstring
    doc = _XML(text, parser=etree.XMLParser(target=_TreeBuilder(element_factory=_element_factory)))
  File "/usr/local/bin/youtube-dl/youtube_dl/compat.py", line 2514, in _XML
    parser.feed(text)
  File "/usr/local/Cellar/python/2.7.12/Frameworks/Python.framework/Versions/2.7/lib/python2.7/xml/etree/ElementTree.py", line 1653, in feed
    self._raiseerror(v)
  File "/usr/local/Cellar/python/2.7.12/Frameworks/Python.framework/Versions/2.7/lib/python2.7/xml/etree/ElementTree.py", line 1517, in _raiseerror
    raise err
ParseError: not well-formed (invalid token): line 19, column 124
Traceback (most recent call last):
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 694, in extract_info
    ie_result = ie.extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 355, in extract
    return self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/generic.py", line 2424, in _real_extract
    raise UnsupportedError(url)
UnsupportedError: Unsupported URL: http://mwave.interest.me/en/mnettv/videodetail.m?searchVideoDetailVO.clip_id=176199

However, this works just fine:

$ youtube-dl http://mwave.interest.me/mnettv/videodetail.m?searchVideoDetailVO.clip_id=176199

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Video used

http://mwave.interest.me/en/mnettv/videodetail.m?searchVideoDetailVO.clip_id=176199

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Description of issue

I believe the only problem here is the "/en/" in the URL so I think it is worth investigating what languages are included in the URL and adding support for those.