aboutsummaryrefslogtreecommitdiffstats
path: root/python/fatcat_tools/importers/journal_metadata.py
blob: be62d63a0a11df765afe640fc07c205e1249cbe5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124

import sys
import json
import itertools
import fatcat_client
from .common import EntityImporter, clean


def or_none(s):
    if s is None:
        return None
    if len(s) == 0:
        return None
    return s

def truthy(s):
    if s is None:
        return None
    s = s.lower()

    if s in ('true', 't', 'yes', 'y', '1'):
        return True
    elif s in ('false', 'f', 'no', 'n', '0'):
        return False
    else:
        return None

class JournalMetadataImporter(EntityImporter):
    """
    Imports journal metadata ("containers") by ISSN, currently from a custom
    munged JSON format (see ../extra/journal_metadata/).

    See guide for details on the many 'extra' fields used here.
    """

    def __init__(self, api, **kwargs):

        eg_desc = kwargs.get('editgroup_description',
            "Automated import of container-level metadata, by ISSN. Metadata from Internet Archive munging.")
        eg_extra = kwargs.get('editgroup_extra', dict())
        eg_extra['agent'] = eg_extra.get('agent', 'fatcat_tools.JournalMetadataImporter')
        super().__init__(api,
            editgroup_description=eg_desc,
            editgroup_extra=eg_extra)

    def want(self, raw_record):
        if raw_record.get('issnl') and raw_record.get('name'):
            return True
        return False

    def parse_record(self, row):
        """
        row is a python dict (parsed from JSON).

        returns a ContainerEntity (or None if invalid or couldn't parse)
        """

        if not row.get('name'):
            # Name is required (by schema)
            return None

        extra = dict()
        for key in ('issne', 'issnp', 'languages', 'country', 'urls', 'abbrev',
            'coden', 'aliases', 'original_name', 'first_year', 'last_year',
            'platform', 'default_license', 'road', 'mimetypes',
            'sherpa_romeo', 'kbart'):
            if row.get(key):
                extra[key] = row[key]
        # TODO: not including for now: norwegian, dois/crossref, ia

        extra_doaj = dict()
        if row.get('doaj'):
            if row['doaj'].get('as_of'):
                extra_doaj['as_of'] = row['doaj']['as_of']
            if row['doaj'].get('works'):
                extra_doaj['works'] = row['doaj']['works']
        if extra_doaj:
            extra['doaj'] = extra_doaj

        extra_ia = dict()
        # TODO: would like an ia.longtail_ia flag
        if row.get('sim'):
            # NB: None case of the .get() here is blech, but othrwise
            # extra['ia'].get('sim') would be false-y, breaking 'any_ia_sim' later on
            extra_ia['sim'] = {
                'year_spans': row['sim'].get('year_spans'),
            }
        if extra_ia:
            extra['ia'] = extra_ia

        ce = fatcat_client.ContainerEntity(
            issnl=row['issnl'],
            container_type=None, # TODO
            name=clean(row.get('name')),
            publisher=clean(row.get('publisher')),
            wikidata_qid=None, # TODO
            extra=extra)
        return ce

    def try_update(self, ce):

        existing = None
        try:
            existing = self.api.lookup_container(issnl=ce.issnl)
        except fatcat_client.rest.ApiException as err:
            if err.status != 404:
                raise err
            # doesn't exist, need to update
            return True

        # eventually we'll want to support "updates", but for now just skip if
        # entity already exists
        if existing:
            self.counts['exists'] += 1
            return False
        
        return True

    def insert_batch(self, batch):
        self.api.create_container_batch(batch,
            autoaccept=True,
            description=self.editgroup_description,
            extra=json.dumps(self.editgroup_extra))