From 811a18ef7609d49d97aba3d61d359da979100246 Mon Sep 17 00:00:00 2001
From: Martin Czygan <martin.czygan@gmail.com>
Date: Fri, 11 Jun 2021 22:26:28 +0200
Subject: datacite: more careful title string access; fixes sentry #88350

Caused by a partial "title entry without title" coming *first* (e.g. just
holding, e.g. a language, like: {'lang': 'da'}
---
 python/fatcat_tools/importers/datacite.py          |  2 +-
 python/tests/files/datacite/datacite_doc_35.json   | 65 ++++++++++++++++++++++
 .../tests/files/datacite/datacite_result_35.json   | 30 ++++++++++
 python/tests/import_datacite.py                    |  2 +-
 4 files changed, 97 insertions(+), 2 deletions(-)
 create mode 100644 python/tests/files/datacite/datacite_doc_35.json
 create mode 100644 python/tests/files/datacite/datacite_result_35.json

diff --git a/python/fatcat_tools/importers/datacite.py b/python/fatcat_tools/importers/datacite.py
index 221ac8f5..703dbc27 100644
--- a/python/fatcat_tools/importers/datacite.py
+++ b/python/fatcat_tools/importers/datacite.py
@@ -1088,7 +1088,7 @@ def parse_datacite_titles(titles):
         for entry in titles:
             if not title and ('titleType' not in entry
                               or not entry.get('titleType')):
-                title = entry.get('title').strip()
+                title = (entry.get('title') or '').strip()
             if not subtitle and entry.get('titleType') == 'Subtitle':
                 subtitle = entry.get('title', '').strip()
             if not original_language_title:
diff --git a/python/tests/files/datacite/datacite_doc_35.json b/python/tests/files/datacite/datacite_doc_35.json
new file mode 100644
index 00000000..e2b65e13
--- /dev/null
+++ b/python/tests/files/datacite/datacite_doc_35.json
@@ -0,0 +1,65 @@
+{
+  "id": "10.17912/micropub.biology.000143",
+  "type": "dois",
+  "attributes": {
+    "doi": "10.17912/micropub.biology.000143",
+    "identifiers": null,
+    "creators": [
+      {
+        "name": "Paul Katz",
+        "givenName": "",
+        "familyName": "",
+        "affiliation": [],
+        "role": "author"
+      }
+    ],
+    "titles": [
+      {
+        "lang": "da"
+      },
+      {
+        "title": "Sample"
+      }
+    ],
+    "publisher": "microPublication Biology",
+    "publicationYear": 2019,
+    "types": {
+      "resourceTypeGeneral": "DataPaper"
+    },
+    "relatedIdentifiers": [],
+    "sizes": [],
+    "formats": [],
+    "version": null,
+    "rightsList": [],
+    "descriptions": [
+      {
+        "description": 1234567890,
+        "descriptionType": "Abstract"
+      }
+    ],
+    "geoLocations": [],
+    "fundingReferences": [],
+    "url": "https://www.micropublication.org/journals/biology/micropub.biology.000143",
+    "created": "2019-08-19T14:43:08.000Z",
+    "registered": "2019-08-19T14:43:09.000Z",
+    "published": "2019",
+    "updated": "2019-11-09T12:32:02.000Z",
+    "contributors": [
+      {
+        "name": "Paul Katz",
+        "givenName": "",
+        "familyName": "",
+        "affiliation": [],
+        "role": "illustrator"
+      }
+    ]
+  },
+  "relationships": {
+    "client": {
+      "data": {
+        "id": "caltech.micropub",
+        "type": "clients"
+      }
+    }
+  }
+}
diff --git a/python/tests/files/datacite/datacite_result_35.json b/python/tests/files/datacite/datacite_result_35.json
new file mode 100644
index 00000000..85641157
--- /dev/null
+++ b/python/tests/files/datacite/datacite_result_35.json
@@ -0,0 +1,30 @@
+{
+  "abstracts": [
+    {
+      "content": "1234567890",
+      "mimetype": "text/plain"
+    }
+  ],
+  "contribs": [
+    {
+      "given_name": "",
+      "index": 0,
+      "raw_name": "Paul Katz",
+      "role": "author"
+    }
+  ],
+  "ext_ids": {
+    "doi": "10.17912/micropub.biology.000143"
+  },
+  "extra": {
+    "datacite": {
+      "resourceTypeGeneral": "DataPaper"
+    },
+    "container_name": "microPublication Biology"
+  },
+  "refs": [],
+  "release_stage": "published",
+  "release_year": 2019,
+  "publisher": "microPublication Biology",
+  "title": "Sample"
+}
diff --git a/python/tests/import_datacite.py b/python/tests/import_datacite.py
index 6bc0e7b8..8b6797ef 100644
--- a/python/tests/import_datacite.py
+++ b/python/tests/import_datacite.py
@@ -400,7 +400,7 @@ def test_datacite_conversions(datacite_importer):
     for now.
     """
     datacite_importer.debug = True
-    for i in range(35):
+    for i in range(36):
         src = "tests/files/datacite/datacite_doc_{0:02d}.json".format(i)
         dst = "tests/files/datacite/datacite_result_{0:02d}.json".format(i)
         with open(src, "r") as f:
-- 
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