views.py

from django.http import HttpResponse
from django.shortcuts import get_object_or_404, render
from lxml import etree
import re
from .models import Series
from xsl import xsl_lib
from eoapublications2.views import Publication
from eoapublications2.views import Author

NSMAP = { "tei" : "http://www.tei-c.org/ns/1.0" }

def evaluate_xml(series_query, translations):
    """Get data from XML"""

    series_xml = etree.fromstring(series_query)
    translation_xml = etree.fromstring(translations)

    list_of_publications = list()

    found_publications = series_xml.xpath("pub", namespaces = NSMAP)
    for publication in found_publications:
        list_of_creators = list()
        book_series = publication.xpath("series", namespaces = NSMAP)[0].text.lower()
        book_title = publication.xpath("title", namespaces = NSMAP)[0]
        book_number = publication.xpath("number", namespaces = NSMAP)[0].text
        book_cover = publication.xpath("coverpath", namespaces = NSMAP)[0].text
        abstract_short = publication.xpath("abstract/tei:p", namespaces = NSMAP)[0]
        mainlanguage = publication.xpath("mainlanguage", namespaces = NSMAP)[0].text
        translated_and = translation_xml.xpath(f"/translations/entry[@name='and']/@{mainlanguage}")[0]

        creators_element = publication.xpath("authors", namespaces = NSMAP)[0]
        creator_type = creators_element.get("type")
        creators = creators_element.xpath("author/fullname", namespaces = NSMAP)

        for creator in creators:
            creative_person = Author(creator.text)
            list_of_creators.append(creative_person)

        if creator_type == "editor":
            if len(creators) == 1:
                editor_suffix = translation_xml.xpath(f"/translations/entry[@name='editor-abbr']/@{mainlanguage}")[0]
            else:
                editor_suffix = translation_xml.xpath(f"/translations/entry[@name='editors-abbr']/@{mainlanguage}")[0]
        else:
            editor_suffix = None

        book = Publication(book_title, book_series, book_number, book_cover, abstract_short, mainlanguage, list_of_creators, editor_suffix, translated_and)

        list_of_publications.append(book)

    return list_of_publications
# def evaluate_xml ends here


def index(request):
    """Return the publications overview"""

    series_query = xsl_lib.get_document("apps/eoa/xml/xquery/series.xq").decode("utf-8")
    translations = xsl_lib.get_document("apps/eoa/xml/aux/translations.xml").decode("utf-8")
    books = evaluate_xml(series_query, translations)

    registered_series = Series.objects.all().order_by('name')
    Content = {
               'Listofpublications' : books,
               'Series' : sorted(registered_series),
    }
    return render(request, 'eoaseries2/index.html', Content)
# def index ends here