Пример #1
0
class GistForm(WebDepositForm):
    #
    # Fields
    #
    title = fields.TextField(
        label='',
        export_key='title.title',
        placeholder=_("Gist description..."),
        widget_classes="form-control",
    )

    gist_files = fields.DynamicFieldList(
        fields.FormField(
            FileInlineForm,
            widget=ExtendedListWidget(
                item_widget=ListItemWidget(html_tag='div', ),
                html_tag='div',
            ),
        ),
        add_label=_('Add another file'),
        export_key='abstract',
        label='',
        min_entries=1,
        validators=[
            validators.Required(),
            list_length(
                min_num=1,
                element_filter=filter_empty_helper(),
            )
        ],
        widget_classes='',
    )

    # Form configuration
    #
    _title = _('New Gist')
    _subtitle = _('Instructions: <br/>'
                  '(i) Press "Save" to save your upload for editing later, '
                  'as many times you like.<br/>'
                  '(ii) When ready, press "Submit" to finalize your upload.')

    groups = [
        (
            'Gist details',
            ['title', 'gist_files'],
        ),
    ]

    field_sizes = {
        'gist_files': 'col-md-10',
        'title': 'col-md-12',
    }
Пример #2
0
class ZenodoForm(WebDepositForm):

    """Zenodo Upload Form."""

    #
    # Fields
    #
    upload_type = zfields.UploadTypeField(
        validators=[validators.DataRequired()],
        export_key='upload_type.type',
    )
    publication_type = fields.SelectField(
        label='Publication Type',
        choices=[
            ('book', 'Book'),
            ('section', 'Book section'),
            ('conferencepaper', 'Conference paper'),
            ('article', 'Journal article'),
            ('patent', 'Patent'),
            ('preprint', 'Preprint'),
            ('deliverable', _('Project Deliverable')),
            ('milestone', _('Project Milestone')),
            ('proposal', 'Proposal'),
            ('report', 'Report'),
            ('softwaredocumentation', 'Software documentation'),
            ('thesis', 'Thesis'),
            ('technicalnote', 'Technical note'),
            ('workingpaper', 'Working paper'),
            ('other', 'Other'),
        ],
        validators=[
            required_if('upload_type', ['publication']),
            validators.optional()
        ],
        hidden=True,
        disabled=True,
        export_key='upload_type.subtype',
    )
    image_type = fields.SelectField(
        choices=[
            ('figure', 'Figure'),
            ('plot', 'Plot'),
            ('drawing', 'Drawing'),
            ('diagram', 'Diagram'),
            ('photo', 'Photo'),
            ('other', 'Other'),
        ],
        validators=[
            required_if('upload_type', ['image']),
            validators.optional()
        ],
        hidden=True,
        disabled=True,
        export_key='upload_type.subtype',
    )

    #
    # Basic information
    #
    doi = fields.DOIField(
        label="Digital Object Identifier",
        description="Optional. Did your publisher already assign a DOI to your"
        " upload? If not, leave the field empty and we will register a new"
        " DOI for you. A DOI allows others to easily and unambiguously cite"
        " your upload.",
        placeholder="e.g. 10.1234/foo.bar...",
        validators=[
            DOISyntaxValidator(),
            pre_reserved_doi_validator(
                'prereserve_doi',
                prefix=CFG_DATACITE_DOI_PREFIX
            ),
            invalid_doi_prefix_validator(prefix=CFG_DATACITE_DOI_PREFIX),
            existing_doi_validator,
        ],
        processors=[
            local_datacite_lookup
        ],
        export_key='doi',
        icon='fa fa-barcode fa-fw',
    )
    prereserve_doi = zfields.ReserveDOIField(
        label="",
        doi_field="doi",
        doi_creator=create_doi,
        widget=ButtonWidget(
            label=_("Pre-reserve DOI"),
            icon='fa fa-barcode',
            tooltip=_(
                'Pre-reserve a Digital Object Identifier for your upload. This'
                ' allows you to know the DOI before you submit your upload, '
                'and can thus include it in e.g. publications. The DOI is not'
                ' finally registered until submit your upload.'
            ),
        ),
    )
    publication_date = fields.Date(
        label=_('Publication date'),
        icon='fa fa-calendar fa-fw',
        description='Required. Format: YYYY-MM-DD. In case your upload '
        'was already published elsewhere, please use the date of first'
        ' publication.',
        default=date.today(),
        validators=[validators.DataRequired()],
        widget=date_widget,
        widget_classes='input-sm',
    )
    title = fields.TitleField(
        validators=[validators.DataRequired(), spam_check(
            "The title has too large similarity to recent spam on Zenodo. "
            "Please contact us if you believe this is incorrect."), ],
        description='Required.',
        filters=[
            strip_string,
        ],
        export_key='title',
        icon='fa fa-book fa-fw',
    )
    creators = fields.DynamicFieldList(
        fields.FormField(
            CreatorForm,
            widget=ExtendedListWidget(
                item_widget=ItemWidget(),
                html_tag='div'
            ),
        ),
        label='Authors',
        add_label='Add another author',
        icon='fa fa-user fa-fw',
        widget_classes='',
        min_entries=1,
        export_key='authors',
        validators=[validators.DataRequired(), list_length(
            min_num=1, element_filter=filter_empty_helper(),
        )],
    )
    description = fields.TextAreaField(
        label="Description",
        description='Required.',
        default='',
        icon='fa fa-pencil fa-fw',
        validators=[validators.DataRequired(), spam_check(
            "The description has too large similarity to recent spam on "
            "Zenodo. Please contact us if you believe this is incorrect."), ],
        widget=CKEditorWidget(
            toolbar=[
                ['PasteText', 'PasteFromWord'],
                ['Bold', 'Italic', 'Strike', '-',
                 'Subscript', 'Superscript', ],
                ['NumberedList', 'BulletedList', 'Blockquote'],
                ['Undo', 'Redo', '-', 'Find', 'Replace', '-', 'RemoveFormat'],
                ['Mathjax', 'SpecialChar', 'ScientificChar'], ['Source'],
                ['Maximize'],
            ],
            disableNativeSpellChecker=False,
            extraPlugins='scientificchar,mathjax,blockquote',
            removePlugins='elementspath',
            removeButtons='',
            # Must be set, otherwise MathJax tries to include MathJax via the
            # http on CDN instead of https.
            mathJaxLib='https://cdn.mathjax.org/mathjax/latest/MathJax.js?'
                       'config=TeX-AMS-MML_HTMLorMML'
        ),
        filters=[
            sanitize_html(allowed_tag_whitelist=(
                CFG_HTML_BUFFER_ALLOWED_TAG_WHITELIST + ('span',)
            )),
            strip_string,
        ],
    )
    keywords = fields.DynamicFieldList(
        fields.StringField(
            widget_classes='form-control',
            widget=ColumnInput(class_="col-xs-10"),
        ),
        label='Keywords',
        add_label='Add another keyword',
        icon='fa fa-tags fa-fw',
        widget_classes='',
        min_entries=1,
    )
    notes = fields.TextAreaField(
        label="Additional notes",
        description='Optional.',
        default='',
        validators=[validators.optional()],
        filters=[
            strip_string,
        ],
        widget_classes='form-control',
        icon='fa fa-pencil fa-fw',
    )

    #
    # Access rights
    #
    access_right = zfields.AccessRightField(
        label="Access right",
        description="Required. Open access uploads have considerably higher "
        "visibility on %s." % CFG_SITE_NAME,
        default="open",
        validators=[validators.DataRequired()]
    )
    embargo_date = fields.Date(
        label=_('Embargo date'),
        icon='fa fa-calendar fa-fw',
        description='Required only for Embargoed Access uploads. Format: '
        'YYYY-MM-DD. The date your upload will be made publicly available '
        'in case it is under an embargo period from your publisher.',
        default=date.today(),
        validators=[
            required_if('access_right', ['embargoed']),
            validators.optional()
        ],
        widget=date_widget,
        widget_classes='input-small',
        hidden=True,
        disabled=True,
    )
    license = zfields.LicenseField(
        validators=[
            required_if('access_right', ['embargoed', 'open', ]),
            validators.DataRequired()
        ],
        default='cc-zero',
        domain_data=True,
        domain_content=True,
        domain_software=True,
        description='Required. The selected license applies to all of your '
        'files displayed in the bottom of the form. If you want to upload '
        'some files under a different license, please do so in two separate'
        ' uploads. If you think a license missing is in the list, please '
        'inform us at %s.' % CFG_SITE_SUPPORT_EMAIL,
        filters=[
            strip_string,
        ],
        placeholder="Start typing a license name or abbreviation...",
        icon='fa fa-certificate fa-fw',
    )
    access_conditions = fields.TextAreaField(
        label=_('Conditions'),
        icon='fa fa-pencil fa-fw',
        description='Specify the conditions under which you grant users '
                    'access to the files in your upload. User requesting '
                    'access will be asked to justify how they fulfil the '
                    'conditions. Based on the justification, you decide '
                    'who to grant/deny access. You are not allowed to '
                    'charge users for granting access to data hosted on '
                    'Zenodo.',
        default="",
        validators=[
            required_if('access_right', ['restricted']),
            validators.optional()
        ],
        widget=CKEditorWidget(
            toolbar=[
                ['PasteText', 'PasteFromWord'],
                ['Bold', 'Italic', 'Strike', '-',
                 'Subscript', 'Superscript', ],
                ['NumberedList', 'BulletedList', 'Blockquote'],
                ['Undo', 'Redo', '-', 'Find', 'Replace', '-', 'RemoveFormat'],
                ['Mathjax', 'SpecialChar', 'ScientificChar'], ['Source'],
                ['Maximize'],
            ],
            disableNativeSpellChecker=False,
            extraPlugins='scientificchar,mathjax,blockquote',
            removePlugins='elementspath',
            removeButtons='',
            # Must be set, otherwise MathJax tries to include MathJax via the
            # http on CDN instead of https.
            mathJaxLib='https://cdn.mathjax.org/mathjax/latest/MathJax.js?'
                       'config=TeX-AMS-MML_HTMLorMML'
        ),
        filters=[
            sanitize_html(allowed_tag_whitelist=(
                CFG_HTML_BUFFER_ALLOWED_TAG_WHITELIST + ('span',)
            )),
            strip_string,
        ],
        hidden=True,
        disabled=True,
    )

    #
    # Collection
    #
    communities = fields.DynamicFieldList(
        fields.FormField(
            CommunityForm,
            widget=ExtendedListWidget(html_tag=None, item_widget=ItemWidget())
        ),
        validators=[community_validator],
        widget=TagListWidget(template="{{title}}"),
        widget_classes=' dynamic-field-list',
        icon='fa fa-group fa-fw',
        export_key='provisional_communities',
    )

    #
    # Funding
    #
    grants = fields.DynamicFieldList(
        fields.FormField(
            GrantForm,
            widget=ExtendedListWidget(html_tag=None, item_widget=ItemWidget()),
            export_key=lambda f: {
                'identifier': f.data['id'],
                'title': "%s - %s (%s)" % (
                    f.data['acronym'], f.data['title'], f.data['id']
                )
            }
        ),
        widget=TagListWidget(template="{{acronym}} - {{title}} ({{id}})"),
        widget_classes=' dynamic-field-list',
        icon='fa fa-money fa-fw',
        description="Optional. Note, a human %s curator will validate your"
                    " upload before reporting it to OpenAIRE, and you may "
                    "thus experience a delay before your upload is available "
                    "in OpenAIRE." % CFG_SITE_NAME,
        validators=[grants_validator],
    )

    #
    # Related work
    #
    related_identifiers = fields.DynamicFieldList(
        fields.FormField(
            RelatedIdentifierForm,
            description="Optional. Format: e.g. 10.1234/foo.bar",
            widget=ExtendedListWidget(
                item_widget=ItemWidget(),
                html_tag='div'
            ),
        ),
        label="Related identifiers",
        add_label='Add another related identifier',
        icon='fa fa-barcode fa-fw',
        widget_classes='',
        min_entries=1,
    )

    #
    # Subjects
    #
    subjects = fields.DynamicFieldList(
        fields.FormField(
            SubjectsForm,
            widget=ExtendedListWidget(
                item_widget=ItemWidget(),
                html_tag='div'
            ),
        ),
        label="Subjects",
        add_label='Add another subject',
        icon='fa fa-tags fa-fw',
        widget_classes='',
        min_entries=1,
    )

    #
    # Journal
    #
    journal_title = fields.StringField(
        label="Journal title",
        description="Optional.",
        validators=[
            required_if(
                'journal_volume', [lambda x: bool(x.strip()), ],  # non-empty
                message="Journal title is required if you specify either "
                        "volume, issue or pages."
            ),
            required_if(
                'journal_issue', [lambda x: bool(x.strip()), ],  # non-empty
                message="Journal title is required if you specify either "
                        "volume, issue or pages."
            ),
            required_if(
                'journal_pages', [lambda x: bool(x.strip()), ],  # non-empty
                message="Journal title is required if you specify either "
                        "volume, issue or pages."
            ),
        ],
        export_key='journal.title',
    )
    journal_volume = fields.StringField(
        label="Volume", description="Optional.", export_key='journal.volume',
    )
    journal_issue = fields.StringField(
        label="Issue", description="Optional.", export_key='journal.issue',
    )
    journal_pages = fields.StringField(
        label="Pages", description="Optional.", export_key='journal.pages',
    )

    #
    # Book/report/chapter
    #
    partof_title = fields.StringField(
        label="Book title",
        description="Optional. "
                    "Title of the book or report which this "
                    "upload is part of.",
        export_key='part_of.title',
    )
    partof_pages = fields.StringField(
        label="Pages",
        description="Optional.",
        export_key='part_of.pages',
    )

    imprint_isbn = fields.StringField(
        label="ISBN",
        description="Optional.",
        placeholder="e.g 0-06-251587-X",
        export_key='isbn',
    )
    imprint_publisher = fields.StringField(
        label="Publisher",
        description="Optional.",
        export_key='imprint.publisher',
    )
    imprint_place = fields.StringField(
        label="Place",
        description="Optional.",
        placeholder="e.g city, country...",
        export_key='imprint.place',
    )

    #
    # Thesis
    #
    thesis_supervisors = fields.DynamicFieldList(
        fields.FormField(
            CreatorForm,
            widget=ExtendedListWidget(
                item_widget=ItemWidget(),
                html_tag='div'
            ),
        ),
        label='Supervisors',
        add_label='Add another supervisor',
        icon='fa fa-user fa-fw',
        widget_classes='',
        min_entries=1,
    )
    thesis_university = fields.StringField(
        description="Optional.",
        label='Awarding University',
        validators=[validators.optional()],
        icon='fa fa-building fa-fw',
    )

    #
    # Contributors
    #
    contributors = fields.DynamicFieldList(
        fields.FormField(
            ContributorsForm,
            widget=ExtendedListWidget(
                item_widget=ItemWidget(),
                html_tag='div'
            ),
        ),
        label='Contributors',
        add_label='Add another contributor',
        icon='fa fa-users fa-fw',
        widget_classes='',
        min_entries=1,
    )

    #
    # Conference
    #
    conference_title = fields.StringField(
        label="Conference title",
        description="Optional.",
        validators=[
            not_required_if('conference_acronym', [lambda x: bool(x.strip())]),
            required_if(
                'conference_dates', [lambda x: bool(x.strip()), ],  # non-empty
                message="Conference title or acronym is required if you "
                        "specify either dates or place."
            ),
            required_if(
                'conference_place', [lambda x: bool(x.strip()), ],  # non-empty
                message="Conference title or acronym is required if you "
                        "specify either dates or place."
            ),
        ],
        export_key="meetings.title"
    )
    conference_acronym = fields.StringField(
        label="Acronym",
        description="Optional.",
        validators=[
            not_required_if('conference_title', [lambda x: bool(x.strip())]),
            required_if(
                'conference_dates', [lambda x: bool(x.strip()), ],  # non-empty
                message="Conference title or acronym is required if you "
                        "specify either dates or place."
            ),
            required_if(
                'conference_place', [lambda x: bool(x.strip()), ],  # non-empty
                message="Conference title or acronym is required if you "
                        "specify either dates or place."
            ),
        ],
        export_key="meetings.acronym",
    )
    conference_dates = fields.StringField(
        label="Dates", description="Optional.",
        placeholder="e.g 21-22 November 2012...",
        export_key="meetings.dates",
    )
    conference_place = fields.StringField(
        label="Place",
        description="Optional.",
        placeholder="e.g city, country...",
        export_key="meetings.place",
    )
    conference_url = fields.StringField(
        label="Website",
        description="Optional. E.g. http://zenodo.org",
        validators=[validators.optional(), validators.URL()]
    )
    conference_session = fields.StringField(
        label="Session",
        description="Optional. Number of session within the conference.",
        placeholder="e.g VI",
        export_key="meetings.session",
    )
    conference_session_part = fields.StringField(
        label="Part",
        description="Optional. Number of part within a session.",
        placeholder="e.g 1",
        export_key="meetings.session_part",
    )

    #
    # References
    #
    references = zfields.TextAreaListField(
        label="References",
        description="Optional. Format: One reference per line.",
        validators=[validators.optional(), ],
        icon='fa fa-bookmark',
        placeholder="One reference per line...",
    )

    #
    # File upload field
    #
    plupload_file = fields.FileUploadField(
        label="",
        widget=plupload_widget,
        export_key=False
    )

    def validate_plupload_file(form, field):
        """Ensure minimum one file is attached."""
        if not getattr(request, 'is_api_request', False):
            # Tested in API by a separate workflow task.
            if len(form.files) == 0:
                raise ValidationError("You must provide minimum one file.")

    #
    # Form configuration
    #
    _title = _('New upload')
    _drafting = True   # enable and disable drafting

    #
    # Grouping of fields
    #
    groups = [
        ('Type of file(s)',
            ['upload_type', 'publication_type', 'image_type', ],
            {'indication': 'required'}),
        ('Basic information', [
            'doi', 'prereserve_doi', 'publication_date', 'title',  'creators',
            'description', 'keywords', 'notes',
        ], {'indication': 'required', }),
        ('License', [
            'access_right', 'embargo_date', 'license', 'access_conditions'
        ], {
            'indication': 'required',
            # 'description': (
            #     'Unless you explicitly specify the license conditions below'
            #     ' for Open Access and Embargoed Access uploads, you agree to'
            #     ' release your data files under the terms of the Creative'
            #     ' Commons Zero (CC0) waiver. All authors of the data and'
            #     ' publications have agreed to the terms of this waiver and'
            #     ' license.')
        }),
        ('Communities', [
            'communities',
        ], {
            'indication': 'recommended',
            'description': Markup(
                'Any user can create a community collection on'
                ' %(CFG_SITE_NAME)s (<a href="/communities/">browse'
                ' communities</a>). Specify communities which you wish your'
                ' upload to appear in. The owner of the community will'
                ' be notified, and can either accept or reject your'
                ' request.' % {'CFG_SITE_NAME': CFG_SITE_NAME}),
        }),
        ('Funding', [
            'grants',
        ], {
            'indication': 'recommended',
            'description': (
                '%s is integrated into reporting lines for research funded'
                ' by the European Commission via OpenAIRE'
                ' (http://www.openaire.eu). Specify grants which have funded'
                ' your research, and we will let your funding agency'
                ' know!' % CFG_SITE_NAME
            ),
        }),
        ('Related/alternate identifiers', [
            'related_identifiers',
        ], {
            'classes': '',
            'indication': 'recommended',
            'description': (
                'Specify identifiers of related publications and datasets.'
                ' Supported identifiers include: DOI, Handle, ARK, PURL,'
                ' ISSN, ISBN, PubMed ID, PubMed Central ID, ADS Bibliographic'
                ' Code, arXiv, Life Science Identifiers (LSID), EAN-13, ISTC,'
                ' URNs and URLs.'
            ),
        }),
        ('Contributors', [
            'contributors'
        ], {
            'classes': '',
            'indication': 'optional',
        }),
        ('References', [
            'references',
        ], {
            'classes': '',
            'indication': 'optional',
        }),
        ('Journal', [
            'journal_title', 'journal_volume', 'journal_issue',
            'journal_pages',
        ], {
            'classes': '',
            'indication': 'optional',
        }),
        ('Conference', [
            'conference_title', 'conference_acronym', 'conference_dates',
            'conference_place', 'conference_url', '-', 'conference_session',
            'conference_session_part'
        ], {
            'classes': '',
            'indication': 'optional',
        }),
        ('Book/Report/Chapter', [
            'imprint_publisher',  'imprint_place', 'imprint_isbn', '-',
            'partof_title', 'partof_pages',
        ], {'classes': '', 'indication': 'optional', }),
        ('Thesis', [
            'thesis_university', 'thesis_supervisors',
        ], {
            'classes': '',
            'indication': 'optional',
        }),
        ('Subjects', [
            'subjects'
        ], {
            'classes': '',
            'indication': 'optional',
            'description': 'Specify subjects from a taxonomy or controlled '
                           'vocabulary. Each term must be uniquely identified '
                           '(e.g. a URL). For free form text, use the keywords'
                           ' field in basic information section.',
        }),
    ]
Пример #3
0
class ArticleForm(WebDepositForm):
    """Article form."""

    #
    # Fields
    #
    doi = fields.TextField(
        label=_("Digital Object Identifier"),
        placeholder=_("e.g. 10.1234/foo.bar..."),
        widget_classes="form-control",
        icon='fa fa-barcode fa-fw',
        validators=[
            doi_syntax_validator,
        ],
        filters=[
            strip_string,
            strip_prefixes("doi:", "http://dx.doi.org/"),
        ],
        processors=[
            missing_doi_warning,
        ],
    )

    publication_date = fields.Date(
        label=_('Publication date'),
        icon='fa fa-calendar fa-fw',
        description=_('Required. Format: YYYY-MM-DD.'),
        default=date.today(),
        validators=[validators.DataRequired()],
        widget=date_widget,
        widget_classes='input-sm',
        export_key='imprint.date',
    )

    title = fields.TextField(
        label=_('Title'),
        export_key='title.title',
        icon='fa fa-book fa-fw',
        widget_classes="form-control",
        validators=[validators.DataRequired()],
    )

    authors = fields.DynamicFieldList(
        fields.FormField(
            AuthorInlineForm,
            widget=ExtendedListWidget(
                item_widget=ItemWidget(),
                html_tag='div',
            ),
        ),
        label=_('Authors'),
        add_label=_('Add another author'),
        icon='fa fa-user fa-fw',
        min_entries=1,
        widget_classes='',
        export_key='authors',
        validators=[
            validators.DataRequired(),
            list_length(
                min_num=1,
                element_filter=filter_empty_helper(),
            )
        ],
    )

    abstract = fields.TextAreaField(
        label=_("Description"),
        description=_('Required.'),
        default='',
        icon='fa fa-pencil fa-fw',
        validators=[
            validators.DataRequired(),
        ],
        widget=CKEditorWidget(
            toolbar=[
                ['PasteText', 'PasteFromWord'],
                [
                    'Bold',
                    'Italic',
                    'Strike',
                    '-',
                    'Subscript',
                    'Superscript',
                ],
                ['NumberedList', 'BulletedList'],
                ['Undo', 'Redo', '-', 'Find', 'Replace', '-', 'RemoveFormat'],
                ['SpecialChar', 'ScientificChar'],
                ['Source'],
                ['Maximize'],
            ],
            disableNativeSpellChecker=False,
            extraPlugins='scientificchar',
            removePlugins='elementspath',
        ),
        filters=[
            sanitize_html(),
            strip_string,
        ],
        export_key='abstract.summary',
    )

    journal_title = fields.TextField(
        label=_("Journal title"),
        description=_("Optional."),
        validators=[
            required_if(
                'journal_volume',
                [
                    lambda x: bool(x.strip()),
                ],  # non-empty
                message=_("Journal title is required if you specify either "
                          "volume, issue or pages.")),
            required_if(
                'journal_issue',
                [
                    lambda x: bool(x.strip()),
                ],  # non-empty
                message=_("Journal title is required if you specify either "
                          "volume, issue or pages.")),
            required_if(
                'journal_pages',
                [
                    lambda x: bool(x.strip()),
                ],  # non-empty
                message=_("Journal title is required if you specify either "
                          "volume, issue or pages.")),
        ],
        export_key='journal_info.title',
        widget_classes='form-control',
    )

    journal_volume = fields.TextField(
        label=_("Volume"),
        description=_("Optional."),
        export_key='journal_info.volume',
        widget_classes='form-control',
    )

    journal_issue = fields.TextField(
        label=_("Issue"),
        description=_("Optional."),
        export_key='journal_info.issue',
        widget_classes='form-control',
    )

    journal_pages = fields.TextField(
        label=_("Pages"),
        description=_("Optional."),
        export_key='journal_info.pagination',
        widget_classes='form-control',
    )

    language = fields.SelectField(
        choices=LocalProxy(
            lambda: language_list_long(enabled_langs_only=False)),
        default='english',
        icon='fa fa-globe fa-fw',
        widget_classes='form-control',
    )

    keywords = fields.DynamicFieldList(
        fields.TextField(
            widget_classes='form-control',
            autocomplete=keywords_autocomplete,
            widget=ColumnInput(class_="col-xs-10"),
        ),
        label=_('Keywords'),
        add_label=_('Add another keyword'),
        icon='fa fa-tags fa-fw',
        widget_classes='',
        min_entries=1,
    )

    notes = fields.TextAreaField(
        label=_("Notes"),
        description=_('Optional.'),
        default='',
        validators=[validators.optional()],
        filters=[
            strip_string,
        ],
        widget_classes='form-control',
        icon='fa fa-pencil fa-fw',
        export_key='comment',
    )

    plupload_file = fields.FileUploadField(label="",
                                           widget=plupload_widget,
                                           export_key=False)

    #
    # Form configuration
    #
    _title = _('New article')
    _subtitle = _('Instructions: (i) Press "Save" to save your upload for '
                  'editing later, as many times you like. (ii) Upload or '
                  'remove  extra files in the bottom of the form. (iii) When '
                  'ready, press "Submit" to finalize your upload.')

    groups = [
        ('Basic Information', [
            'doi',
            'publication_date',
            'title',
            'authors',
            'abstract',
        ], {
            'indication': 'required',
        }),
        ('Journal',
         ['journal_title', 'journal_volume', 'journal_issue',
          'journal_pages'], {
              'indication': 'required'
          }),
        ('Additional information', ['language', 'keywords', 'notes'], {
            'indication': 'optional',
        })
    ]

    field_sizes = {
        'plupload_file': 'col-md-12',
    }