Python X.datestamp方法代码示例

# 需要导入模块: from invenio.utils.html import X [as 别名]
# 或者: from invenio.utils.html.X import datestamp [as 别名]
def get_record_provenance(recid):
    """
    Return the provenance XML representation of a record, suitable to be put
    in the about tag.
    """
    record = get_record(recid)
    provenances = record_get_field_instances(
        record,
        CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[:3],
        CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[3],
        CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[4],
    )
    out = ""
    for provenance in provenances:
        base_url = identifier = datestamp = metadata_namespace = origin_description = harvest_date = altered = ""
        for (code, value) in provenance[0]:
            if code == CFG_OAI_PROVENANCE_BASEURL_SUBFIELD:
                base_url = value
            elif code == CFG_BIBUPLOAD_EXTERNAL_OAIID_TAG[5]:
                identifier = value
            elif code == CFG_OAI_PROVENANCE_DATESTAMP_SUBFIELD:
                datestamp = value
            elif code == CFG_OAI_PROVENANCE_METADATANAMESPACE_SUBFIELD:
                metadata_namespace = value
            elif code == CFG_OAI_PROVENANCE_ORIGINDESCRIPTION_SUBFIELD:
                origin_description = value
            elif code == CFG_OAI_PROVENANCE_HARVESTDATE_SUBFIELD:
                harvest_date = value
            elif code == CFG_OAI_PROVENANCE_ALTERED_SUBFIELD:
                altered = value
        if base_url:
            out += """<provenance xmlns="http://www.openarchives.org/OAI/2.0/provenance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/provenance http://www.openarchives.org/OAI/2.0/provenance.xsd">"""
            out += X.originDescription(harvestDate=harvest_date, altered=altered)(
                X.baseURL()(base_url),
                X.identifier()(identifier),
                X.datestamp()(datestamp),
                X.metadataNamespace()(metadata_namespace),
                origin_description and X.originDescription(origin_description) or "",  ## This is already XML
            )
            out += """</provenance>"""
    return out

# 需要导入模块: from invenio.utils.html import X [as 别名]
# 或者: from invenio.utils.html.X import datestamp [as 别名]
def print_record(recid, prefix='marcxml', verb='ListRecords', set_spec=None, set_last_updated=None):
    """Prints record 'recid' formatted according to 'prefix'.

    - if record does not exist, return nothing.

    - if record has been deleted and CFG_OAI_DELETED_POLICY is
      'transient' or 'deleted', then return only header, with status
      'deleted'.

    - if record has been deleted and CFG_OAI_DELETED_POLICY is 'no',
      then return nothing.

    """

    record_exists_result = record_exists(recid) == 1
    if record_exists_result:
        sets = get_field(recid, CFG_OAI_SET_FIELD)
        if set_spec and not set_spec in sets and not [set_ for set_ in sets if set_.startswith("%s:" % set_spec)]:
            ## the record is not in the requested set, and is not
            ## in any subset
            record_exists_result = False

    if record_exists_result:
        status = None
    else:
        status = 'deleted'

    if not record_exists_result and CFG_OAI_DELETED_POLICY not in ('persistent', 'transient'):
        return ""

    idents = get_field(recid, CFG_OAI_ID_FIELD)
    if not idents:
        return ""
    ## FIXME: Move these checks in a bibtask
    #try:
        #assert idents, "No OAI ID for record %s, please do your checks!" % recid
    #except AssertionError as err:
        #register_exception(alert_admin=True)
        #return ""
    #try:
        #assert len(idents) == 1, "More than OAI ID found for recid %s. Considering only the first one, but please do your checks: %s" % (recid, idents)
    #except AssertionError as err:
        #register_exception(alert_admin=True)
    ident = idents[0]

    header_body = EscapedXMLString('')
    header_body += X.identifier()(ident)
    if set_last_updated:
        header_body += X.datestamp()(max(get_modification_date(recid), set_last_updated))
    else:
        header_body += X.datestamp()(get_modification_date(recid))
    for set_spec in get_field(recid, CFG_OAI_SET_FIELD):
        if set_spec and set_spec != CFG_OAI_REPOSITORY_GLOBAL_SET_SPEC:
            # Print only if field not empty
            header_body += X.setSpec()(set_spec)

    header = X.header(status=status)(header_body)

    if verb == 'ListIdentifiers':
        return header
    else:
        if record_exists_result:
            metadata_body = format_record(recid, CFG_OAI_METADATA_FORMATS[prefix][0])
            metadata = X.metadata(body=metadata_body)
            provenance_body = get_record_provenance(recid)
            if provenance_body:
                provenance = X.about(body=provenance_body)
            else:
                provenance = ''
            rights_body = get_record_rights(recid)
            if rights_body:
                rights = X.about(body=rights_body)
            else:
                rights = ''
        else:
            metadata = ''
            provenance = ''
            rights = ''
        return X.record()(header, metadata, provenance, rights)