Set corpus analysis connection stop signal

app/corpora/events.py

@@ -1,5 +1,6 @@
-from app import socketio
+from app import db, socketio
 from app.events import connected_sessions
+from app.models import Corpus
 from flask import current_app, request
 from flask_login import login_required
 import logging
@@ -9,7 +10,7 @@ import logging
 @login_required
 def init_corpus_analysis(corpus_id):
     ''' TODO: Check if current_user is allowed to subscribe to this '''
-    socketio.start_background_task(init_corpus_analysis_,
+    socketio.start_background_task(observe_corpus_analysis_connection,
                                    current_app._get_current_object(),
                                    corpus_id,
                                    request.sid)
@@ -21,10 +22,13 @@ def recv_query(message):
     logger.warning(message)
 
 
-def init_corpus_analysis_(app, corpus_id, session_id):
+def observe_corpus_analysis_connection(app, corpus_id, session_id):
     logger = logging.getLogger(__name__)
     with app.app_context():
         while session_id in connected_sessions:
             logger.warning('Run container, run!')
             socketio.sleep(3)
-    logger.warning('Stop container, stop!')
+        corpus = Corpus.query.filter_by(id=corpus_id).first()
+        corpus.status = 'stop analysis'
+        db.session.commit()
+        logger.warning('Stop container, stop!')

app/templates/corpora/corpus_analysis.html.j2

@@ -2,7 +2,7 @@
 
 {% block page_content %}
 <script>
-socket.emit('init_corpus_analysis', {{ corpus.id }});
+socket.emit('init_corpus_analysis', {{ corpus_id }});
 </script>