def add_file(self, id, file=None, url=None, **kwargs):
"""Save action for the :class:`~mediacore.forms.admin.media.AddFileForm`.
Creates a new :class:`~mediacore.model.media.MediaFile` from the
uploaded file or the local or remote URL.
:param id: Media ID. If ``"new"`` a new Media stub is created.
:type id: :class:`int` or ``"new"``
:param file: The uploaded file
:type file: :class:`cgi.FieldStorage` or ``None``
:param url: A URL to a recognizable audio or video file
:type url: :class:`unicode` or ``None``
:rtype: JSON dict
:returns:
success
bool
message
Error message, if unsuccessful
media_id
The :attr:`~mediacore.model.media.Media.id` which is
important if new media has just been created.
file_id
The :attr:`~mediacore.model.media.MediaFile.id` for the newly
created file.
edit_form
The rendered XHTML :class:`~mediacore.forms.admin.media.EditFileForm`
for this file.
status_form
The rendered XHTML :class:`~mediacore.forms.admin.media.UpdateStatusForm`
"""
if id == 'new':
media = Media()
user = request.environ['repoze.who.identity']['user']
media.author = Author(user.display_name, user.email_address)
# Create a temp stub until we can set it to something meaningful
timestamp = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
media.title = u'Temporary stub %s' % timestamp
media.slug = get_available_slug(Media, '_stub_' + timestamp)
media.reviewed = True
DBSession.add(media)
DBSession.flush()
else:
media = fetch_row(Media, id)
media_file = add_new_media_file(media, file, url)
if media.slug.startswith('_stub_'):
media.title = media_file.display_name
media.slug = get_available_slug(Media, '_stub_' + media.title)
# The thumbs may have been created already by add_new_media_file
if id == 'new' and not has_thumbs(media):
create_default_thumbs_for(media)
media.update_status()
# Render some widgets so the XHTML can be injected into the page
edit_form_xhtml = unicode(edit_file_form.display(
action=url_for(action='edit_file', id=media.id),
file=media_file))
status_form_xhtml = unicode(update_status_form.display(
action=url_for(action='update_status', id=media.id),
media=media))
data = dict(
success = True,
media_id = media.id,
file_id = media_file.id,
file_type = media_file.type,
edit_form = edit_form_xhtml,
status_form = status_form_xhtml,
title = media.title,
slug = media.slug,
description = media.description,
link = url_for(action='edit', id=media.id),
duration = helpers.duration_from_seconds(media.duration),
)
return data
def edit_file(self, id, file_id, file_type=None, duration=None, delete=None, bitrate=None, width_height=None, **kwargs):
"""Save action for the :class:`~mediacore.forms.admin.media.EditFileForm`.
Changes or delets a :class:`~mediacore.model.media.MediaFile`.
XXX: We do NOT use the @validate decorator due to complications with
partial validation. The JS sends only the value it wishes to
change, so we only want to validate that one value.
FancyValidator.if_missing seems to eat empty values and assign
them None, but there's an important difference to us between
None (no value from the user) and an empty value (the user
is clearing the value of a field).
:param id: Media ID
:type id: :class:`int`
:rtype: JSON dict
:returns:
success
bool
message
Error message, if unsuccessful
status_form
Rendered XHTML for the status form, updated to reflect the
changes made.
"""
media = fetch_row(Media, id)
data = dict(success=False)
file_id = int(file_id) # Just in case validation failed somewhere.
for file in media.files:
if file.id == file_id:
break
else:
file = None
fields = edit_file_form.c
try:
if file is None:
data['message'] = _('File "%s" does not exist.') % file_id
elif file_type:
file.type = fields.file_type.validate(file_type)
data['success'] = True
elif duration is not None:
media.duration = duration = fields.duration.validate(duration)
data['success'] = True
data['duration'] = helpers.duration_from_seconds(media.duration)
elif width_height is not None:
width_height = fields.width_height.validate(width_height)
file.width, file.height = width_height or (0, 0)
data['success'] = True
elif bitrate is not None:
file.bitrate = fields.bitrate.validate(bitrate)
data['success'] = True
elif delete:
file.storage.delete(file.unique_id)
DBSession.delete(file)
DBSession.flush()
media = fetch_row(Media, id)
data['success'] = True
else:
data['message'] = _('No action to perform.')
except Invalid, e:
data['success'] = False
data['message'] = unicode(e)
def edit_file(self, id, file_id, file_type=None, duration=None, delete=None, bitrate=None, width_height=None, **kwargs):
"""Save action for the :class:`~mediacore.forms.admin.media.EditFileForm`.
Changes or delets a :class:`~mediacore.model.media.MediaFile`.
XXX: We do NOT use the @validate decorator due to complications with
partial validation. The JS sends only the value it wishes to
change, so we only want to validate that one value.
FancyValidator.if_missing seems to eat empty values and assign
them None, but there's an important difference to us between
None (no value from the user) and an empty value (the user
is clearing the value of a field).
:param id: Media ID
:type id: :class:`int`
:rtype: JSON dict
:returns:
success
bool
message
Error message, if unsuccessful
status_form
Rendered XHTML for the status form, updated to reflect the
changes made.
"""
media = fetch_row(Media, id)
data = dict(success=False)
file_id = int(file_id) # Just in case validation failed somewhere.
for file in media.files:
if file.id == file_id:
break
else:
file = None
fields = edit_file_form.c
try:
if file is None:
data['message'] = _('File "%s" does not exist.') % file_id
elif file_type:
file.type = fields.file_type.validate(file_type)
data['success'] = True
elif duration is not None:
media.duration = duration = fields.duration.validate(duration)
data['success'] = True
data['duration'] = helpers.duration_from_seconds(media.duration)
elif width_height is not None:
width_height = fields.width_height.validate(width_height)
file.width, file.height = width_height or (0, 0)
data['success'] = True
elif bitrate is not None:
file.bitrate = fields.bitrate.validate(bitrate)
data['success'] = True
elif delete:
file.storage.delete(file.unique_id)
DBSession.delete(file)
DBSession.flush()
media = fetch_row(Media, id)
data['success'] = True
else:
data['message'] = _('No action to perform.')
except Invalid, e:
data['success'] = False
data['message'] = unicode(e)
def _from_python(self, value, state):
return helpers.duration_from_seconds(value)
def add_file(self, id, file=None, url=None, **kwargs):
"""Save action for the :class:`~mediacore.forms.admin.media.AddFileForm`.
Creates a new :class:`~mediacore.model.media.MediaFile` from the
uploaded file or the local or remote URL.
:param id: Media ID. If ``"new"`` a new Media stub is created.
:type id: :class:`int` or ``"new"``
:param file: The uploaded file
:type file: :class:`cgi.FieldStorage` or ``None``
:param url: A URL to a recognizable audio or video file
:type url: :class:`unicode` or ``None``
:rtype: JSON dict
:returns:
success
bool
message
Error message, if unsuccessful
media_id
The :attr:`~mediacore.model.media.Media.id` which is
important if new media has just been created.
file_id
The :attr:`~mediacore.model.media.MediaFile.id` for the newly
created file.
edit_form
The rendered XHTML :class:`~mediacore.forms.admin.media.EditFileForm`
for this file.
status_form
The rendered XHTML :class:`~mediacore.forms.admin.media.UpdateStatusForm`
"""
if id == 'new':
media = Media()
user = request.environ['repoze.who.identity']['user']
media.author = Author(user.display_name, user.email_address)
# Create a temp stub until we can set it to something meaningful
timestamp = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
media.title = u'Temporary stub %s' % timestamp
media.slug = get_available_slug(Media, '_stub_' + timestamp)
media.reviewed = True
DBSession.add(media)
DBSession.flush()
else:
media = fetch_row(Media, id)
media_file = add_new_media_file(media, file, url)
if media.slug.startswith('_stub_'):
media.title = media_file.display_name
media.slug = get_available_slug(Media, '_stub_' + media.title)
# The thumbs may have been created already by add_new_media_file
if id == 'new' and not has_thumbs(media):
create_default_thumbs_for(media)
media.update_status()
# Render some widgets so the XHTML can be injected into the page
edit_form_xhtml = unicode(edit_file_form.display(
action=url_for(action='edit_file', id=media.id),
file=media_file))
status_form_xhtml = unicode(update_status_form.display(
action=url_for(action='update_status', id=media.id),
media=media))
data = dict(
success = True,
media_id = media.id,
file_id = media_file.id,
file_type = media_file.type,
edit_form = edit_form_xhtml,
status_form = status_form_xhtml,
title = media.title,
slug = media.slug,
description = media.description,
link = url_for(action='edit', id=media.id),
duration = helpers.duration_from_seconds(media.duration),
)
return data
def _from_python(self, value, state):
return helpers.duration_from_seconds(value)
def edit_file(self, id, file_id, file_type=None, duration=None, delete=None, **kwargs):
"""Save action for the :class:`~mediacore.forms.admin.media.EditFileForm`.
Changes or delets a :class:`~mediacore.model.media.MediaFile`.
TODO: Use the form validators to validate this form. We only
POST one field at a time, so the validate decorator doesn't
work, because it doesn't work for partial validation, because
none of the kwargs are updated if an Invalid exception is
raised by any validator.
:param id: Media ID
:type id: :class:`int`
:rtype: JSON dict
:returns:
success
bool
message
Error message, if unsuccessful
status_form
Rendered XHTML for the status form, updated to reflect the
changes made.
"""
media = fetch_row(Media, id)
data = dict(success=False)
try:
file = [file for file in media.files if file.id == file_id][0]
except IndexError:
file = None
if file is None:
data['message'] = 'File "%s" does not exist.' % file_id
elif file_type:
file.type = file_type
DBSession.add(file)
data['success'] = True
elif duration is not None:
try:
duration = helpers.duration_to_seconds(duration)
except ValueError:
data['message'] = 'Bad duration formatting, use Hour:Min:Sec'
else:
media.duration = duration
DBSession.add(media)
data['success'] = True
data['duration'] = helpers.duration_from_seconds(duration)
elif delete:
file_path = file.file_path
DBSession.delete(file)
transaction.commit()
if file_path:
helpers.delete_files([file_path], 'media')
media = fetch_row(Media, id)
data['success'] = True
else:
data['message'] = 'No action to perform.'
if data['success']:
data['file_type'] = file.type
media.update_status()
DBSession.add(media)
DBSession.flush()
# Return the rendered widget for injection
status_form_xhtml = unicode(update_status_form.display(
action=url_for(action='update_status'), media=media))
data['status_form'] = status_form_xhtml
return data
def edit(self, id, **kwargs):
"""Display the media forms for editing or adding.
This page serves as the error_handler for every kind of edit action,
if anything goes wrong with them they'll be redirected here.
:param id: Media ID
:type id: ``int`` or ``"new"``
:param \*\*kwargs: Extra args populate the form for ``"new"`` media
:returns:
media
:class:`~mediacore.model.media.Media` instance
media_form
The :class:`~mediacore.forms.media.MediaForm` instance
media_action
``str`` form submit url
media_values
``dict`` form values
file_add_form
The :class:`~mediacore.forms.media.AddFileForm` instance
file_add_action
``str`` form submit url
file_edit_form
The :class:`~mediacore.forms.media.EditFileForm` instance
file_edit_action
``str`` form submit url
album_art_form
The :class:`~mediacore.forms.admin.AlbumArtForm` instance
album_art_action
``str`` form submit url
update_status_form
The :class:`~mediacore.forms.media.UpdateStatusForm` instance
update_status_action
``str`` form submit url
"""
media = fetch_row(Media, id, incl_trash=True)
if tmpl_context.action == 'save' or id == 'new':
# Use the values from error_handler or GET for new podcast media
media_values = kwargs
user = request.environ['repoze.who.identity']['user']
media_values.setdefault('author_name', user.display_name)
media_values.setdefault('author_email', user.email_address)
else:
# Pull the defaults from the media item
media_values = dict(
podcast = media.podcast_id,
slug = media.slug,
title = media.title,
author_name = media.author.name,
author_email = media.author.email,
description = media.description,
tags = ', '.join((tag.name for tag in media.tags)),
topics = [topic.id for topic in media.topics],
notes = media.notes,
details = dict(duration = helpers.duration_from_seconds(media.duration)),
)
# Re-verify the state of our Media object in case the data is nonsensical
if id != 'new':
media.update_type()
media.update_status()
DBSession.add(media)
return dict(
media = media,
media_form = media_form,
media_action = url_for(action='save'),
media_values = media_values,
file_add_form = add_file_form,
file_add_action = url_for(action='add_file'),
file_edit_form = edit_file_form,
file_edit_action = url_for(action='edit_file'),
album_art_form = album_art_form,
album_art_action = url_for(action='save_album_art'),
update_status_form = update_status_form,
update_status_action = url_for(action='update_status'),
)
file=media_file))
status_form_xhtml = unicode(update_status_form.display(
action=url_for(action='update_status', id=media.id),
media=media))
data = dict(
success = True,
media_id = media.id,
file_id = media_file.id,
file_type = media_file.type,
edit_form = edit_form_xhtml,
status_form = status_form_xhtml,
title = media.title,
slug = media.slug,
link = url_for(action='edit', id=media.id),
duration = helpers.duration_from_seconds(media.duration),
)
return data
@expose('json')
@validate(validators={'file_id': validators.Int()})
def edit_file(self, id, file_id, file_type=None, duration=None, delete=None, **kwargs):
"""Save action for the :class:`~mediacore.forms.admin.media.EditFileForm`.
Changes or delets a :class:`~mediacore.model.media.MediaFile`.
TODO: Use the form validators to validate this form. We only
POST one field at a time, so the validate decorator doesn't
work, because it doesn't work for partial validation, because