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Patrick Jentsch authoredPatrick Jentsch authored
views.py 7.07 KiB
from app.utils import background_delete_job, background_delete_corpus
from flask import (abort, current_app, flash, redirect, request,
render_template, url_for, send_from_directory)
from flask_login import current_user, login_required
from . import main
from .forms import AddCorpusFileForm, CreateCorpusForm, QueryForm
from .. import db
from ..models import Corpus, CorpusFile, Job, JobInput, JobResult
from werkzeug.utils import secure_filename
import os
import threading
import logging
@main.route('/')
def index():
return render_template('main/index.html.j2', title='Opaque')
@main.route('/corpora/<int:corpus_id>', methods=['GET', 'POST'])
@login_required
def corpus(corpus_id):
corpus = Corpus.query.get_or_404(corpus_id)
if not (corpus.creator == current_user
or current_user.is_administrator()):
abort(403)
add_corpus_file_form = AddCorpusFileForm()
if add_corpus_file_form.validate_on_submit():
filename = secure_filename(add_corpus_file_form.file.data.filename)
for corpus_file in corpus.files:
if filename == corpus_file.filename:
flash('File already registered to this corpus.')
return redirect(url_for('main.corpus', corpus_id=corpus_id))
# Gather information to create new corpus file database entry
author = add_corpus_file_form.author.data
dir = os.path.join(str(corpus.user_id), 'jobs', str(corpus.id))
file = add_corpus_file_form.file.data
publishing_year = add_corpus_file_form.publishing_year.data
title = add_corpus_file_form.title.data
# Save the file
file_dir = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
dir)
file.save(os.path.join(file_dir, filename))
corpus_file = CorpusFile(author=author,
corpus=corpus,
dir=dir,
filename=filename,
publishing_year=publishing_year,
title=title)
db.session.add(corpus_file)
db.session.commit()
flash('Corpus file added!')
return redirect(url_for('main.corpus', corpus_id=corpus_id))
return render_template('main/corpora/corpus.html.j2',
add_corpus_file_form=add_corpus_file_form,
corpus=corpus,
title='Corpus')
@main.route('/corpora/<int:corpus_id>/download')
@login_required
def corpus_download(corpus_id):
corpus_file_id = request.args.get('corpus_file_id')
corpus_file = CorpusFile.query.get_or_404(corpus_file_id)
if not corpus_file.corpus_id == corpus_id:
abort(404)
if not (corpus_file.corpus.creator == current_user
or current_user.is_administrator()):
abort(403)
dir = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
corpus_file.dir)
return send_from_directory(as_attachment=True,
directory=dir,
filename=corpus_file.filename)
@main.route('/corpora/<int:corpus_id>/analysis', methods=['GET', 'POST'])
@login_required
def corpus_analysis(corpus_id):
corpus = Corpus.query.get_or_404(corpus_id)
form = QueryForm()
if form.validate_on_submit():
logger = logging.getLogger(__name__)
logger.warning('Data has been sent!')
flash('Query has been sent!')
return redirect(url_for('main.corpus_analysis', corpus_id=corpus_id))
return render_template('main/corpora/corpus_analysis.html.j2',
corpus=corpus,
form=form,
title='Corpus: ' + corpus.title)
@main.route('/dashboard', methods=['GET', 'POST'])
@login_required
def dashboard():
create_corpus_form = CreateCorpusForm()
if create_corpus_form.validate_on_submit():
corpus = Corpus(creator=current_user._get_current_object(),
description=create_corpus_form.description.data,
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!')
return redirect(url_for('main.dashboard'))
return render_template('main/dashboard.html.j2',
create_corpus_form=create_corpus_form,
title='Dashboard')
@main.route('/jobs/<int:job_id>')
@login_required
def job(job_id):
job = Job.query.get_or_404(job_id)
if not (job.creator == current_user or current_user.is_administrator()):
abort(403)
return render_template('main/jobs/job.html.j2', job=job, title='Job')
@main.route('/jobs/<int:job_id>/download')
@login_required
def job_download(job_id):
ressource_id = request.args.get('ressource_id')
ressource_type = request.args.get('ressource_type')
if ressource_type == 'input':
ressource = JobInput.query.get_or_404(ressource_id)
elif ressource_type == 'result':
ressource = JobResult.query.get_or_404(ressource_id)
else:
abort(400)
if not ressource.job_id == job_id:
abort(404)
if not (ressource.job.creator == current_user
or current_user.is_administrator()):
abort(403)
dir = os.path.join(current_app.config['OPAQUE_STORAGE_DIRECTORY'],
ressource.dir)
return send_from_directory(as_attachment=True,
directory=dir,
filename=ressource.filename)
@main.route('/jobs/<int:job_id>/delete')
@login_required
def delete_job(job_id):
delete_thread = threading.Thread(
target=background_delete_job,
args=(current_app._get_current_object(), 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'))