class IAudio(model.Schema):
# main file will always be converted to mp4
form.widget(audio_file=StreamNamedFileFieldWidget)
model.primary('audio_file')
audio_file = namedfile.NamedBlobFile(
title=_(u"Audio File"),
description=u"",
required=True,
constraint=valid_audio
)
form.omitted('metadata')
metadata = schema.Text(
required=False
)
transcript = RichText(
title=_(u"Transcript"),
default_mime_type='text/html',
output_mime_type='text/html',
allowed_mime_types=('text/html', 'text/plain'),
default=u"",
required=False
)
def retrieveThumbImage(video):
"""
Try to call YouTube service to retrieve video thumbnail
and save it in the video
"""
video_behavior = IVideo(video)
if not video_behavior:
return
video_id = video_behavior.get_youtube_id_from_url()
if not video_id:
return
url = "https://i.ytimg.com/vi/%s/hqdefault.jpg" % video_id
error_msg = _(
'yt_image_download_error_label',
'Unable to download thumbnail image automatically from youtube. Try later.'
)
try:
res = requests.get(url, stream=True, timeout=10)
except Timeout:
logger.error(
'Unable to retrieve thumbnail image for "%s": timeout.' % video_id)
api.portal.show_message(
message=error_msg,
request=video.REQUEST,
type="warning")
return
except Exception as e:
logger.error('Unable to retrieve thumbnail from "%s".' % url)
logger.exception(e)
api.portal.show_message(
message=error_msg,
request=video.REQUEST,
type="warning")
return
if not res.ok:
if res.status_code == 404:
logger.error(
'Unable to retrieve thumbnail from "%s". Not found.' % url)
error_msg = _(
'yt_image_download_notfound_error_label',
"Unable to download thumbnail image automatically from youtube. Probably it isn't available yet. Please retry in a few minutes."
)
api.portal.show_message(
message=error_msg,
request=video.REQUEST,
type="warning")
else:
logger.error('Unable to retrieve thumbnail from "%s". Error: %s' % (url, res.status_code))
api.portal.show_message(
message=error_msg,
request=video.REQUEST,
type="warning")
return
video.image = NamedBlobImage(res.raw.data, filename=u'%s.jpg' % video_id)
api.portal.show_message(
message=_(
'yt_image_download_success_label',
'Thumbnail image correctly saved from youtube.'),
request=video.REQUEST)
def retrieveThumbImage(video):
"""
Try to call YouTube service to retrieve video thumbnail
and save it in the video
"""
video_behavior = IVideo(video)
if not video_behavior:
return
video_id = video_behavior.get_youtube_id_from_url()
if not video_id:
return
url = "https://i.ytimg.com/vi/%s/hqdefault.jpg" % video_id
error_msg = _(
'yt_image_download_error_label',
'Unable to download thumbnail image automatically from youtube. Try later.'
)
try:
res = requests.get(url, stream=True, timeout=10)
except Timeout:
logger.error('Unable to retrieve thumbnail image for "%s": timeout.' %
video_id)
api.portal.show_message(message=error_msg,
request=video.REQUEST,
type="warning")
return
except Exception as e:
logger.error('Unable to retrieve thumbnail from "%s".' % url)
logger.exception(e)
api.portal.show_message(message=error_msg,
request=video.REQUEST,
type="warning")
return
if not res.ok:
if res.status_code == 404:
logger.error('Unable to retrieve thumbnail from "%s". Not found.' %
url)
error_msg = _(
'yt_image_download_notfound_error_label',
"Unable to download thumbnail image automatically from youtube. Probably it isn't available yet. Please retry in a few minutes."
)
api.portal.show_message(message=error_msg,
request=video.REQUEST,
type="warning")
else:
logger.error('Unable to retrieve thumbnail from "%s". Error: %s' %
(url, res.status_code))
api.portal.show_message(message=error_msg,
request=video.REQUEST,
type="warning")
return
video.image = NamedBlobImage(res.raw.data, filename=u'%s.jpg' % video_id)
api.portal.show_message(message=_(
'yt_image_download_success_label',
'Thumbnail image correctly saved from youtube.'),
request=video.REQUEST)
class IVideo(model.Schema):
form.omitted('image')
image = namedfile.NamedBlobImage(
title=_(u"Cover Image"),
description=u"",
required=False,
)
# main file will always be converted to mp4
form.widget(video_file=StreamNamedFileFieldWidget)
model.primary('video_file')
video_file = namedfile.NamedBlobFile(title=_(u"Video File"),
description=u"",
required=False,
constraint=valid_video)
form.omitted(IAddForm, 'video_file_ogv')
form.omitted(IEditForm, 'video_file_ogv')
form.widget(video_file_ogv=StreamNamedFileFieldWidget)
video_file_ogv = namedfile.NamedBlobFile(required=False, )
form.omitted(IAddForm, 'video_file_webm')
form.omitted(IEditForm, 'video_file_webm')
form.widget(video_file_webm=StreamNamedFileFieldWidget)
video_file_webm = namedfile.NamedBlobFile(required=False, )
youtube_url = schema.TextLine(
title=_(u"Youtube URL"),
description=_(u"Alternatively, you can provide a youtube video url. "
u"If this is specified, video file will be ignored."),
required=False)
@invariant
def validate_videos(data):
if not data.video_file and not data.youtube_url:
raise Invalid("Must specify either a video file or youtube url")
width = schema.Int(title=_(u"Width"), default=640)
height = schema.Int(title=_(u"Height"), default=320)
subtitle_file = namedfile.NamedBlobFile(
title=_(u"Subtitle file"),
description=_(u"Provide a file in srt format"),
required=False)
form.omitted('metadata')
metadata = schema.Text(required=False)
transcript = RichText(title=_(u"Transcript"),
default_mime_type='text/html',
output_mime_type='text/html',
allowed_mime_types=('text/html', 'text/plain'),
default=u"",
required=False)
class GlobalSettingsForm(group.GroupForm, form.EditForm):
groups = (DefaultGroup, ConversionSettingsGroup)
label = _(u"Media Settings")
description = _(u'description_media_global_settings_form',
default=u"Configure the parameters for media.")
@button.buttonAndHandler(pmf('Save'), name='apply')
def handleApply(self, action):
data, errors = self.extractData()
if errors:
self.status = self.formErrorsMessage
return
self.applyChanges(data)
self.status = pmf('Changes saved.')
class IGlobalMediaSettings(Interface):
additional_video_formats = schema.List(
title=_("Additional Video Formats"),
description=_(
'additional_video_formats_help',
default=u"To provide better HTML5 support, different video "
u"formats are generated via avconv (formerly ffmpeg). "
u"If you'd prefer to save on disc space, but provide "
u"less HTML5 support, change the additional video "
u"formats that are generated here"),
default=['ogg', 'webm'],
value_type=schema.Choice(
vocabulary=SimpleVocabulary(VIDEO_FORMATS_VOCAB)))
async_quota_size = schema.Int(
title=_("Async Quota Size"),
description=_("Number of conversions to run at a time. "
"The quota name assigned is `wildcard.media`."),
default=3)
class MediaViewTile(PersistentCoverTile):
implements(IMediaViewTile)
index = ViewPageTemplateFile('templates/mediaview.pt')
is_configurable = True
is_editable = True
is_droppable = True
short_name = _('msg_short_name_mediaview', default=u'Media View')
def is_empty(self):
return self.data.get('uuid', None) is None
def populate_with_object(self, obj):
super(MediaViewTile, self).populate_with_object(obj)
if obj.portal_type not in self.accepted_ct():
return
title = safe_unicode(obj.Title())
desc = safe_unicode(obj.Description())
uuid = IUUID(obj)
data_mgr = ITileDataManager(self)
data_mgr.set({
'title': title,
'description': desc,
'uuid': uuid,
})
def accepted_ct(self):
return ['WildcardVideo', 'WildcardAudio']
def media_absolute_url(self):
uuid = self.data.get('uuid', None)
if not uuid:
return ''
obj = uuidToObject(uuid)
return obj.absolute_url()
def media_context(self):
uuid = self.data.get('uuid', None)
if not uuid:
return ''
obj = uuidToObject(uuid)
return obj
def is_video(self):
uuid = self.data.get('uuid', None)
if not uuid:
return ''
obj = uuidToObject(uuid)
return obj.portal_type == "WildcardVideo"
class IVideo(model.Schema):
form.omitted('image')
image = namedfile.NamedBlobImage(
title=_(u"Cover Image"),
description=u"",
required=False,
)
# main file will always be converted to mp4
form.widget(video_file=StreamNamedFileFieldWidget)
model.primary('video_file')
video_file = namedfile.NamedBlobFile(
title=_(u"Video File"),
description=u"",
required=False,
constraint=valid_video
)
if youtube:
upload_video_to_youtube = schema.Bool(
title=_(u'Upload to youtube'),
description=_(u'Requires having youtube account connected. '
u'Videos that are private will remain unlisted on YouTube. '
u'Once published, video will be made public on YouTube. '),
required=False,
default=False)
form.omitted(IAddForm, 'video_file_ogv')
form.omitted(IEditForm, 'video_file_ogv')
form.widget(video_file_ogv=StreamNamedFileFieldWidget)
video_file_ogv = namedfile.NamedBlobFile(
required=False,
)
form.omitted(IAddForm, 'video_file_webm')
form.omitted(IEditForm, 'video_file_webm')
form.widget(video_file_webm=StreamNamedFileFieldWidget)
video_file_webm = namedfile.NamedBlobFile(
required=False,
)
youtube_url = schema.TextLine(
title=_(u"Youtube URL"),
description=_(u"Alternatively, you can provide a youtube video url. "
u"If this is specified, video file will be ignored. "
u"If video was uploaded to youtube, this field will be filled "
u"with video url."),
required=False
)
retrieve_thumb = schema.Bool(
title=_(u'Retrieve original thumbnail from youtube'),
description=_(u"If checked, try to download original thumbnail from "
u"youtube into this video."),
required=False,
default=False)
@invariant
def validate_videos(data):
if not data.video_file and not data.youtube_url:
raise Invalid("Must specify either a video file or youtube url")
width = schema.Int(
title=_(u"Width"),
defaultFactory=getDefaultWidth
)
height = schema.Int(
title=_(u"Height"),
defaultFactory=getDefaultHeight
)
subtitle_file = namedfile.NamedBlobFile(
title=_(u"Subtitle file"),
description=_(u"Provide a file in srt format"),
required=False
)
form.omitted('metadata')
metadata = schema.Text(
required=False
)
transcript = RichText(
title=_(u"Transcript"),
default_mime_type='text/html',
output_mime_type='text/html',
allowed_mime_types=('text/html', 'text/plain'),
default=u"",
required=False
)
class IGlobalMediaSettings(Interface):
additional_video_formats = schema.List(
title=_("Additional Video Formats"),
description=_('additional_video_formats_help',
default=u"To provide better HTML5 support, different video "
u"formats are generated via avconv (formerly ffmpeg). "
u"If you'd prefer to save on disc space, but provide "
u"less HTML5 support, change the additional video "
u"formats that are generated here"),
default=['ogg', 'webm'],
value_type=schema.Choice(
vocabulary=SimpleVocabulary(VIDEO_FORMATS_VOCAB)
)
)
async_quota_size = schema.Int(
title=_("Async Quota Size"),
description=_("Number of conversions to run at a time. "
"The quota name assigned is `wildcard.media`."),
default=3)
force = schema.Bool(
title=_("Force video conversion"),
description=_(
"always_convert_help",
default=u"Force the video through the full conversion "
u"process, even if it is already in the final video format."
u" This may be useful if you always want to transcode to a "
u"given video size."
),
default=False,
)
avconv_in_mp4 = schema.TextLine(
title=_("MP4: infile parameters"),
description=_(
'avconv_in_mp4_help',
default=u"Pass optional infile parameters to aconv during the "
u"MP4 conversion process."
),
default=u'',
required=False,
)
avconv_out_mp4 = schema.TextLine(
title=_("MP4: outfile parameters"),
description=_(
'avconv_out_mp4_help',
default=u"Pass optional outfile parameters to aconv during the "
u"MP4 conversion process."
),
default=u'',
required=False,
)
avconv_in_webm = schema.TextLine(
title=_("WebM: infile parameters"),
description=_(
'avconv_in_webm_help',
default=u"Pass optional infile parameters to aconv during the "
u"WebM conversion process."
),
default=u'',
required=False,
)
avconv_out_webm = schema.TextLine(
title=_("WebM: outfile parameters"),
description=_(
'avconv_out_webm_help',
default=u"Pass optional outfile parameters to aconv during the "
u"WebM conversion process."
),
default=u'-strict experimental',
required=False,
)
avconv_in_ogg = schema.TextLine(
title=_("OGG: infile parameters"),
description=_(
'avconv_in_ogg_help',
default=u"Pass optional infile parameters to aconv during the "
u"OGG conversion process."
),
default=u'',
required=False,
)
avconv_out_ogg = schema.TextLine(
title=_("OGG: outfile parameters"),
description=_(
'avconv_out_ogg_help',
default=u"Pass optional outfile parameters to aconv during the "
u"OGG conversion process."
),
default=u'',
required=False,
)
default_video_width = schema.Int(
title=_(u'Default video width'),
default=720)
default_video_height = schema.Int(
title=_(u'Default video height'),
default=400)
