bookwyrm/fedireads/goodreads_import.py

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''' handle reading a csv from goodreads '''
import csv
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from requests import HTTPError
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from fedireads import outgoing
from fedireads.tasks import app
from fedireads.models import ImportJob, ImportItem
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from fedireads.status import create_notification
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# TODO: remove or increase once we're confident it's not causing problems.
MAX_ENTRIES = 500
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def create_job(user, csv_file):
job = ImportJob.objects.create(user=user)
for index, entry in enumerate(list(csv.DictReader(csv_file))[:MAX_ENTRIES]):
if not all(x in entry for x in ('ISBN13', 'Title', 'Author')):
raise ValueError("Author, title, and isbn must be in data.")
ImportItem(job=job, index=index, data=entry).save()
return job
def start_import(job):
result = import_data.delay(job.id)
job.task_id = result.id
job.save()
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@app.task
def import_data(job_id):
job = ImportJob.objects.get(id=job_id)
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try:
results = []
for item in job.items.all():
try:
item.resolve()
except HTTPError:
pass
if item.book:
item.save()
results.append(item)
else:
item.fail_reason = "Could not match book on OpenLibrary"
item.save()
status = outgoing.handle_import_books(job.user, results)
if status:
job.import_status = status
job.save()
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finally:
create_notification(job.user, 'IMPORT', related_import=job)