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Code Issues Projects Releases Wiki Activity

restructure corpus delete method

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This commit is contained in:
Patrick Jentsch 2019-10-30 08:28:52 +01:00
parent 7dcc8c48da
commit 7fb37dcb70
3 changed files with 39 additions and 47 deletions
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46
app/main/views.py
View File

@ -57,6 +57,18 @@ def corpus(corpus_id):
title='Corpus')
@main.route('/corpora/<int:corpus_id>/delete')
@login_required
def delete_corpus(corpus_id):
delete_thread = threading.Thread(
target=background_delete_corpus,
args=(current_app._get_current_object(), corpus_id)
)
delete_thread.start()
flash('Corpus has been deleted!')
return redirect(url_for('main.dashboard'))
@main.route('/corpora/<int:corpus_id>/download')
@login_required
def corpus_download(corpus_id):
@ -100,27 +112,7 @@ def dashboard():
title=create_corpus_form.title.data)
db.session.add(corpus)
db.session.commit()
dir = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
str(corpus.user_id),
'corpora',
str(corpus.id))
try:
os.makedirs(dir)
except OSError:
flash('OSError!')
else:
for file in create_corpus_form.files.data:
filename = secure_filename(file.filename)
file.save(os.path.join(dir, filename))
file_dir = os.path.join(str(corpus.user_id),
'corpora',
str(corpus.id))
corpus_file = CorpusFile(filename=filename,
corpus_id=corpus.id,
dir=file_dir)
db.session.add(corpus_file)
db.session.commit()
flash('Corpus created!')
flash('Corpus created!')
return redirect(url_for('main.dashboard'))
return render_template('main/dashboard.html.j2',
create_corpus_form=create_corpus_form,
@ -169,15 +161,3 @@ def delete_job(job_id):
delete_thread.start()
flash('Job has been deleted!')
return redirect(url_for('main.dashboard'))
@main.route('/corpora/<int:corpus_id>/delete')
@login_required
def delete_corpus(corpus_id):
delete_thread = threading.Thread(
target=background_delete_corpus,
args=(current_app._get_current_object(), corpus_id)
)
delete_thread.start()
flash('Corpus has been deleted!')
return redirect(url_for('main.dashboard'))

35
app/models.py
View File

@ -410,6 +410,19 @@ class CorpusFile(db.Model):
title = db.Column(db.String(64))
corpus_id = db.Column(db.Integer, db.ForeignKey('corpora.id'))
def delete(self):
logger = logging.getLogger(__name__)
path = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
self.dir,
self.filename)
try:
os.remove(path)
except:
logger.warning('[ERROR] CorpusFile.delete')
return
db.session.delete(self)
db.session.commit()
class Corpus(db.Model):
"""
@ -444,17 +457,19 @@ class Corpus(db.Model):
'title': self.title,
'user_id': self.user_id}
def delete_corpus(self):
def delete(self):
logger = logging.getLogger(__name__)
delete_path = os.path.join('/mnt/opaque/', str(self.user_id), 'corpora',
str(self.id))
logger.warning('Delete path is: {}'.format(delete_path))
while os.path.exists(delete_path):
try:
shutil.rmtree(delete_path, ignore_errors=True)
logger.warning('Path does still exist.')
except OSError:
pass
for corpus_file in self.files:
corpus_file.delete()
path = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
self.user_id,
'corpora',
self.id)
try:
shutil.rmtree(path)
except:
logger.warning('[ERROR] Corpus.delete')
return
db.session.delete(self)
db.session.commit()

5
app/utils.py
View File

@ -63,7 +63,4 @@ def background_delete_corpus(app, corpus_id):
logger.warning('Called by delete_thread.')
logger.warning('Corpus id is: {}.'.format(corpus_id))
corpus = Corpus.query.filter_by(id=corpus_id).first()
for corpus_file in corpus.files:
db.session.delete(corpus_file)
logger.warning('Corpus object is: {}'.format(corpus))
corpus.delete_corpus()
corpus.delete()