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 deletes 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 = 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.files must be updated to reflect the file deletion above DBSession.refresh(media) 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 deletes 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 = 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.files must be updated to reflect the file deletion above DBSession.refresh(media) data['success'] = True else: data['message'] = _('No action to perform.') except Invalid, e: data['success'] = False data['message'] = unicode(e)