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use activitypub dataclass for isni authors
- add timeout to isni API call - use activitypub.Author dataclass instead of bespoke dict - display isni authors as "Author of" first title in ISNI record if possible - sensible fallbacks if title info unavailable in isni record
This commit is contained in:
Hugh Rundle
parent
8658e36ca8
commit
1e6e4b0f8d
3 changed files with 100 additions and 44 deletions
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@ -59,11 +59,11 @@
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{% if author.isni_matches %}
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{% for isni_match in author.isni_matches %}
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<label class="label mt-2">
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<input type="radio" name="author_match-{{ counter }}" value="isni_match_{{ isni_match.isni }}" required>
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{{ isni_match.name }}
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<input type="radio" name="author_match-{{ counter }}" value="isni_match_{{ isni_match.author.isni }}" required>
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{{ isni_match.author.name }}
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</label>
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<p class="help ml-5 mb-2">
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<a href="{{ isni_match.uri }}" target="_blank" rel="noopener noreferrer">{{ isni_match.bio }}</a>
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<a href="{{ isni_match.author.id }}" target="_blank" rel="noopener noreferrer">{{ isni_match.description }}</a>
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</p>
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{% endfor %}
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{% endif %}
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@ -1,7 +1,11 @@
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"""ISNI author checking utilities"""
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from typing import Set
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import xml.etree.ElementTree as ET
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import requests
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from django.utils.safestring import mark_safe
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from bookwyrm import activitypub, models
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def request_isni_data(search_index, search_term, max_records=5):
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"""Request data from the ISNI API"""
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@ -17,7 +21,11 @@ def request_isni_data(search_index, search_term, max_records=5):
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"recordPacking": "xml",
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"sortKeys": "RLV,pica,0,,",
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}
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result = requests.get("http://isni.oclc.org/sru/", params=query_params)
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result = requests.get(
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"http://isni.oclc.org/sru/",
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params=query_params,
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timeout=10
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)
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# the OCLC ISNI server asserts the payload is encoded
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# in latin1, but we know better
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result.encoding = "utf-8"
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@ -47,6 +55,18 @@ def get_other_identifier(element, code):
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and section_head.find(".//identifier") is not None
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):
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return section_head.find(".//identifier").text
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# if we can't find it in otherIdentifierOfIdentity,
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# try sources
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for source in element.findall(".//sources"):
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code_of_source = source.find(".//codeOfSource")
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if (
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code_of_source is not None
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and code_of_source.text == code.upper()
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or code_of_source.text == code.lower()
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):
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return source.find(".//sourceIdentifier").text
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return ""
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@ -55,8 +75,13 @@ def get_external_information_uri(element, match_string):
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sources = element.findall(".//externalInformation")
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for source in sources:
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information = source.find(".//information")
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uri = source.find(".//URI")
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if uri is not None and uri.text.find(match_string) is not None:
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if (
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uri is not None
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and information is not None
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and information.text.lower() == match_string.lower()
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):
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return uri.text
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return ""
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@ -78,17 +103,29 @@ def find_authors_by_name(name_string):
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continue
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author = {}
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author["isni"] = element.find(".//isniUnformatted").text
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author["uri"] = element.find(".//isniURI").text
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author["name"] = make_name_string(personal_name)
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if bio is not None:
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author["bio"] = bio.text
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author["author"] = get_author_from_isni(element.find(".//isniUnformatted").text)
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titles = element.findall(".//title")
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if titles:
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title_element = [e for e in titles if not e.text.replace('@', '').isnumeric()][0]
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title = (
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title_element.text.replace('@', '')
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if titles is not None
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and title_element is not None
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and len(title_element.text) > 4
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else None
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)
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author["description"] = (
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mark_safe(f"Author of <em>{title}</em>") if title is not None
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else bio.text if bio is not None
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else "More information at isni.org"
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)
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possible_authors.append(author)
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return possible_authors
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def get_author_isni_data(isni):
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def get_author_from_isni(isni):
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"""Find data to populate a new author record from their ISNI"""
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payload = request_isni_data("pica.isn", isni)
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@ -97,48 +134,57 @@ def get_author_isni_data(isni):
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# there should only be a single responseRecord
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# but let's use the first one just in case
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element = root.find(".//responseRecord")
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personal_name = element.find(".//forename/..")
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name = make_name_string(element.find(".//forename/.."))
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viaf = get_other_identifier(element, "viaf")
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# use a set to dedupe aliases in ISNI
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aliases = set()
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aliases_element = element.findall(".//personalNameVariant")
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for entry in aliases_element:
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aliases.add(make_name_string(entry))
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# aliases needs to be list not set
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aliases = list(aliases)
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bio = element.find(".//nameTitle")
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author = {}
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author["isni"] = isni
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author["name"] = make_name_string(personal_name)
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author["viaf_id"] = get_other_identifier(element, "viaf")
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author["wikipedia_link"] = get_external_information_uri(element, "Wikipedia")
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author["bio"] = bio.text if bio is not None else ""
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author["aliases"] = []
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aliases = element.findall(".//personalNameVariant")
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for entry in aliases:
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author["aliases"].append(make_name_string(entry))
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# dedupe aliases
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author["aliases"] = list(set(author["aliases"]))
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bio = bio.text if bio is not None else ""
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wikipedia = get_external_information_uri(element, "Wikipedia")
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author = activitypub.Author(
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id=element.find(".//isniURI").text,
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name=name,
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isni=isni,
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viaf_id=viaf,
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aliases=aliases,
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bio=bio,
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wikipedia_link=wikipedia
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)
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return author
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def build_author_dict(match_value):
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def build_author_from_isni(match_value):
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"""Build dict with basic author details from ISNI or author name"""
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# if it is an isni value get the data
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if match_value.startswith("isni_match_"):
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isni = match_value.replace("isni_match_", "")
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return get_author_isni_data(isni)
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print("returning author dict")
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return { "author": get_author_from_isni(isni) }
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# otherwise it's a name string
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return {"name": match_value}
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print("returning empty dict")
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return {}
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def augment_author_metadata(author, isni):
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"""Update any missing author fields from ISNI data"""
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isni_data = get_author_isni_data(isni)
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author.viaf_id = (
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isni_data["viaf_id"] if len(author.viaf_id) == 0 else author.viaf_id
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)
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author.wikipedia_link = (
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isni_data["wikipedia_link"]
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if len(author.wikipedia_link) == 0
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else author.wikipedia_link
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)
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author.bio = isni_data["bio"] if len(author.bio) == 0 else author.bio
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aliases = set(isni_data["aliases"])
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isni_author = get_author_from_isni(isni)
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isni_author.to_model(model=models.Author, instance=author, overwrite=False)
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# we DO want to overwrite aliases because we're adding them to the
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# existing aliases and ISNI will usually have more.
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# We need to dedupe because ISNI has lots of dupe aliases
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aliases = set(isni_author["aliases"])
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for alias in author.aliases:
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aliases.add(alias)
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author.aliases = list(aliases)
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author.save()
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return
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@ -12,9 +12,10 @@ from django.utils.decorators import method_decorator
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from django.views import View
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from bookwyrm import book_search, forms, models
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# from bookwyrm.activitypub.base_activity import ActivityObject
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from bookwyrm.utils.isni import (
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find_authors_by_name,
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build_author_dict,
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build_author_from_isni,
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augment_author_metadata,
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)
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from bookwyrm.views.helpers import get_edition
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@ -79,7 +80,7 @@ class EditBook(View):
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i
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for i in isni_authors
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for a in author_matches
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if sub(r"\D", "", str(i["isni"])) == sub(r"\D", "", str(a.isni))
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if sub(r"\D", "", str(i["author"].isni)) == sub(r"\D", "", str(a.isni))
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]
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# pylint: disable=cell-var-from-loop
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@ -179,9 +180,18 @@ class ConfirmEditBook(View):
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if isni is not None:
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augment_author_metadata(author, isni)
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except ValueError:
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# otherwise it's a name with or without isni id
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author_data = build_author_dict(match)
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author = models.Author.objects.create(**author_data)
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# otherwise it's a new author
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# with isni id
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isni_match = request.POST.get(f"author_match-{i}")
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author_object = build_author_from_isni(isni_match)
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if "author" in author_object:
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author = author_object["author"].to_model(
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model=models.Author,
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overwrite=False
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)
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else:
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# or it's a name
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author = models.Author.objects.create(name=match)
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book.authors.add(author)
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# create work, if needed
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