mirror of
https://gitlab.ub.uni-bielefeld.de/sfb1288inf/nopaque.git
synced 2024-12-26 11:24:18 +00:00
364 lines
16 KiB
Python
364 lines
16 KiB
Python
from datetime import datetime
|
|
from flask import current_app, request
|
|
from flask_login import current_user
|
|
from socket import gaierror
|
|
from .. import db, socketio
|
|
from ..decorators import socketio_login_required
|
|
from ..events import socketio_sessions
|
|
from ..models import Corpus, User
|
|
import cqi
|
|
import math
|
|
import os
|
|
import shutil
|
|
import logging
|
|
|
|
|
|
'''
|
|
' A dictionary containing lists of, with corpus ids associated, Socket.IO
|
|
' session ids (sid). {<corpus_id>: [<sid>, ...], ...}
|
|
'''
|
|
corpus_analysis_sessions = {}
|
|
'''
|
|
' A dictionary containing Socket.IO session id - CQi client pairs.
|
|
' {<sid>: CQiClient, ...}
|
|
'''
|
|
corpus_analysis_clients = {}
|
|
|
|
|
|
@socketio.on('corpus_analysis_init')
|
|
@socketio_login_required
|
|
def init_corpus_analysis(corpus_id):
|
|
corpus = Corpus.query.get(corpus_id)
|
|
if corpus is None:
|
|
response = {'code': 404, 'desc': None, 'msg': 'Not Found'}
|
|
socketio.emit('corpus_analysis_init', response, room=request.sid)
|
|
return
|
|
if not (corpus.creator == current_user or current_user.is_administrator()): # noqa
|
|
response = {'code': 403, 'desc': None, 'msg': 'Forbidden'}
|
|
socketio.emit('corpus_analysis_init', response, room=request.sid)
|
|
return
|
|
if corpus.status not in ['prepared', 'start analysis', 'analysing']:
|
|
response = {'code': 424, 'desc': 'Corpus status is not "prepared", "start analysis" or "analying"', 'msg': 'Failed Dependency'} # noqa
|
|
socketio.emit('corpus_analysis_init', response, room=request.sid)
|
|
return
|
|
if corpus.status == 'prepared':
|
|
corpus.status = 'start analysis'
|
|
db.session.commit()
|
|
event = 'user_{}_patch'.format(current_user.id)
|
|
jsonpatch = [{'op': 'replace', 'path': '/corpora/{}/status'.format(corpus.id), 'value': corpus.status}] # noqa
|
|
room = 'user_{}'.format(corpus.user_id)
|
|
socketio.emit(event, jsonpatch, room=room)
|
|
socketio.start_background_task(corpus_analysis_session_handler,
|
|
current_app._get_current_object(),
|
|
corpus_id, current_user.id, request.sid)
|
|
|
|
|
|
def corpus_analysis_session_handler(app, corpus_id, user_id, session_id):
|
|
with app.app_context():
|
|
''' Setup analysis session '''
|
|
corpus = Corpus.query.get(corpus_id)
|
|
retry_counter = 15
|
|
while corpus.status != 'analysing':
|
|
db.session.refresh(corpus)
|
|
retry_counter -= 1
|
|
if retry_counter == 0:
|
|
response = {'code': 408, 'desc': 'Corpus analysis session took to long to start', 'msg': 'Request Timeout'} # noqa
|
|
socketio.emit('corpus_analysis_init', response, room=request.sid) # noqa
|
|
socketio.sleep(3)
|
|
client = cqi.CQiClient('cqpserver_{}'.format(corpus_id))
|
|
try:
|
|
connect_status = client.connect()
|
|
payload = {'code': connect_status, 'msg': cqi.api.specification.lookup[connect_status]} # noqa
|
|
except cqi.errors.CQiException as e:
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500, 'desc': None,
|
|
'msg': 'Internal Server Error', 'payload': payload}
|
|
socketio.emit('corpus_analysis_init', response, room=session_id)
|
|
return
|
|
except gaierror:
|
|
response = {'code': 500, 'desc': None,
|
|
'msg': 'Internal Server Error'}
|
|
socketio.emit('corpus_analysis_init', response, room=session_id)
|
|
return
|
|
corpus_analysis_clients[session_id] = client
|
|
if corpus_id in corpus_analysis_sessions:
|
|
corpus_analysis_sessions[corpus_id].append(session_id)
|
|
else:
|
|
corpus_analysis_sessions[corpus_id] = [session_id]
|
|
client.status = 'ready'
|
|
response = {'code': 200, 'desc': None, 'msg': 'OK', 'payload': payload}
|
|
socketio.emit('corpus_analysis_init', response, room=session_id)
|
|
''' Observe analysis session '''
|
|
while session_id in socketio_sessions:
|
|
socketio.sleep(3)
|
|
''' Teardown analysis session '''
|
|
if client.status == 'running':
|
|
client.status = 'abort'
|
|
while client.status != 'ready':
|
|
socketio.sleep(0.1)
|
|
try:
|
|
client.disconnect()
|
|
except cqi.errors.CQiException:
|
|
pass
|
|
corpus_analysis_clients.pop(session_id, None)
|
|
corpus_analysis_sessions[corpus_id].remove(session_id)
|
|
if not corpus_analysis_sessions[corpus_id]:
|
|
corpus_analysis_sessions.pop(corpus_id, None)
|
|
corpus.status = 'stop analysis'
|
|
db.session.commit()
|
|
event = 'user_{}_patch'.format(corpus.user_id)
|
|
jsonpatch = [{'op': 'replace', 'path': '/corpora/{}/status'.format(corpus.id), 'value': corpus.status}] # noqa
|
|
room = 'user_{}'.format(corpus.user_id)
|
|
socketio.emit(event, jsonpatch, room=room)
|
|
|
|
|
|
@socketio.on('corpus_analysis_meta_data')
|
|
@socketio_login_required
|
|
def corpus_analysis_get_meta_data(corpus_id):
|
|
# get meta data from db
|
|
db_corpus = Corpus.query.get(corpus_id)
|
|
metadata = {}
|
|
metadata['corpus_name'] = db_corpus.title
|
|
metadata['corpus_description'] = db_corpus.description
|
|
metadata['corpus_creation_date'] = db_corpus.creation_date.isoformat()
|
|
metadata['corpus_last_edited_date'] = \
|
|
db_corpus.last_edited_date.isoformat()
|
|
client = corpus_analysis_clients.get(request.sid)
|
|
if client is None:
|
|
response = {'code': 424, 'desc': 'No client found for this session',
|
|
'msg': 'Failed Dependency'}
|
|
socketio.emit('corpus_analysis_meta_data', response, room=request.sid)
|
|
return
|
|
# check if client is busy or not
|
|
if client.status == 'running':
|
|
client.status = 'abort'
|
|
while client.status != 'ready':
|
|
socketio.sleep(0.1)
|
|
# get meta data from corpus in cqp server
|
|
client.status = 'running'
|
|
try:
|
|
client_corpus = client.corpora.get('CORPUS')
|
|
metadata['corpus_properties'] = client_corpus.attrs['properties']
|
|
metadata['corpus_size_tokens'] = client_corpus.attrs['size']
|
|
|
|
text_attr = client_corpus.structural_attributes.get('text')
|
|
struct_attrs = client_corpus.structural_attributes.list(
|
|
filters={'part_of': text_attr})
|
|
text_ids = range(0, (text_attr.attrs['size']))
|
|
texts_metadata = {}
|
|
for text_id in text_ids:
|
|
texts_metadata[text_id] = {}
|
|
for struct_attr in struct_attrs:
|
|
texts_metadata[text_id][struct_attr.attrs['name'][(len(text_attr.attrs['name']) + 1):]] = struct_attr.values_by_ids(list(range(struct_attr.attrs['size'])))[text_id] # noqa
|
|
metadata['corpus_all_texts'] = texts_metadata
|
|
metadata['corpus_analysis_date'] = datetime.utcnow().isoformat()
|
|
metadata['corpus_cqi_py_protocol_version'] = client.api.version
|
|
metadata['corpus_cqi_py_package_version'] = cqi.__version__
|
|
# TODO: make this dynamically
|
|
metadata['corpus_cqpserver_version'] = 'CQPserver v3.4.22'
|
|
|
|
# write some metadata to the db
|
|
db_corpus.current_nr_of_tokens = metadata['corpus_size_tokens']
|
|
db.session.commit()
|
|
event = 'user_{}_patch'.format(db_corpus.user_id)
|
|
jsonpatch = [{'op': 'replace', 'path': '/corpora/{}/current_nr_of_tokens'.format(db_corpus.id), 'value': db_corpus.current_nr_of_tokens}] # noqa
|
|
room = 'user_{}'.format(db_corpus.user_id)
|
|
socketio.emit(event, jsonpatch, room=room)
|
|
|
|
# emit data
|
|
payload = metadata
|
|
response = {'code': 200, 'desc': 'Corpus meta data', 'msg': 'OK',
|
|
'payload': payload}
|
|
socketio.emit('corpus_analysis_meta_data', response, room=request.sid)
|
|
except cqi.errors.CQiException as e:
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500, 'desc': None, 'msg': 'Internal Server Error',
|
|
'payload': payload}
|
|
socketio.emit('corpus_analysis_meta_data', response, room=request.sid)
|
|
client.status = 'ready'
|
|
|
|
|
|
@socketio.on('corpus_analysis_query')
|
|
@socketio_login_required
|
|
def corpus_analysis_query(query):
|
|
client = corpus_analysis_clients.get(request.sid)
|
|
if client is None:
|
|
response = {'code': 424, 'desc': 'No client found for this session',
|
|
'msg': 'Failed Dependency'}
|
|
socketio.emit('corpus_analysis_query', response, room=request.sid)
|
|
return
|
|
if client.status == 'running':
|
|
client.status = 'abort'
|
|
while client.status != 'ready':
|
|
socketio.sleep(0.1)
|
|
client.status = 'running'
|
|
try:
|
|
corpus = client.corpora.get('CORPUS')
|
|
query_status = corpus.query(query)
|
|
results = corpus.subcorpora.get('Results')
|
|
except cqi.errors.CQiException as e:
|
|
client.status = 'ready'
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500, 'desc': None, 'msg': 'Internal Server Error',
|
|
'payload': payload}
|
|
socketio.emit('corpus_analysis_query', response, room=request.sid)
|
|
return
|
|
payload = {'status': query_status,
|
|
'msg': cqi.api.specification.lookup[query_status],
|
|
'match_count': results.attrs['size']}
|
|
response = {'code': 200, 'desc': None, 'msg': 'OK', 'payload': payload}
|
|
socketio.emit('corpus_analysis_query', response, room=request.sid)
|
|
chunk_size = 100
|
|
chunk_start = 0
|
|
context = 50
|
|
progress = 0
|
|
while chunk_start <= results.attrs['size']:
|
|
if client.status == 'abort':
|
|
break
|
|
try:
|
|
chunk = results.export(context=context, cutoff=chunk_size, offset=chunk_start) # noqa
|
|
except cqi.errors.CQiException as e:
|
|
client.status = 'ready'
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500, 'desc': None, 'msg': 'Internal Server Error',
|
|
'payload': payload}
|
|
socketio.emit('corpus_analysis_query', response, room=request.sid)
|
|
return
|
|
if (results.attrs['size'] == 0):
|
|
progress = 100
|
|
else:
|
|
progress = ((chunk_start + chunk_size) / results.attrs['size']) * 100 # noqa
|
|
progress = min(100, int(math.ceil(progress)))
|
|
response = {'code': 200, 'desc': None, 'msg': 'OK',
|
|
'payload': {'chunk': chunk, 'progress': progress}}
|
|
socketio.emit('corpus_analysis_query_results', response,
|
|
room=request.sid)
|
|
chunk_start += chunk_size
|
|
client.status = 'ready'
|
|
|
|
|
|
@socketio.on('corpus_analysis_inspect_match')
|
|
@socketio_login_required
|
|
def corpus_analysis_inspect_match(payload):
|
|
client = corpus_analysis_clients.get(request.sid)
|
|
if client is None:
|
|
response = {'code': 424, 'desc': 'No client found for this session',
|
|
'msg': 'Failed Dependency'}
|
|
socketio.emit('corpus_analysis_inspect_match', response, room=request.sid) # noqa
|
|
return
|
|
match_id = payload['match_id']
|
|
if client.status == 'running':
|
|
client.status = 'abort'
|
|
while client.status != 'ready':
|
|
socketio.sleep(0.1)
|
|
client.status = 'running'
|
|
try:
|
|
corpus = client.corpora.get('CORPUS')
|
|
results = corpus.subcorpora.get('Results')
|
|
except cqi.errors.CQiException as e:
|
|
client.status = 'ready'
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500, 'desc': None, 'msg': 'Internal Server Error',
|
|
'payload': payload}
|
|
socketio.emit('corpus_analysis_inspect_match', response, room=request.sid) # noqa
|
|
return
|
|
context = 200
|
|
try:
|
|
payload = results.export(context=context, cutoff=1, offset=match_id)
|
|
except cqi.errors.CQiException as e:
|
|
client.status = 'ready'
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500, 'desc': None, 'msg': 'Internal Server Error',
|
|
'payload': payload}
|
|
socketio.emit('corpus_analysis_inspect_match', response, room=request.sid) # noqa
|
|
return
|
|
response = {'code': 200, 'desc': None, 'msg': 'OK', 'payload': payload}
|
|
socketio.emit('corpus_analysis_inspect_match', response, room=request.sid)
|
|
client.status = 'ready'
|
|
|
|
|
|
|
|
@socketio.on('corpus_analysis_get_match_with_full_context')
|
|
@socketio_login_required
|
|
def corpus_analysis_get_match_with_full_context(payload):
|
|
type = payload['type']
|
|
data_indexes = payload['data_indexes']
|
|
first_cpos = payload['first_cpos']
|
|
last_cpos = payload['last_cpos']
|
|
client = corpus_analysis_clients.get(request.sid)
|
|
if client is None:
|
|
response = {'code': 424, 'desc': 'No client found for this session',
|
|
'msg': 'Failed Dependency'}
|
|
socketio.emit('corpus_analysis_get_match_with_full_context', response,
|
|
room=request.sid)
|
|
return
|
|
if client.status == 'running':
|
|
client.status = 'abort'
|
|
while client.status != 'ready':
|
|
socketio.sleep(0.1)
|
|
client.status = 'running'
|
|
try:
|
|
corpus = client.corpora.get('CORPUS')
|
|
s = corpus.structural_attributes.get('s')
|
|
payload = {}
|
|
payload['matches'] = []
|
|
payload['cpos_lookup'] = {}
|
|
payload['text_lookup'] = {}
|
|
payload['progress'] = 0
|
|
i = 0
|
|
# Send data one match at a time.
|
|
for index, f_cpos, l_cpos in zip(data_indexes, first_cpos, last_cpos):
|
|
i += 1
|
|
tmp_match = s.export(f_cpos, l_cpos, context=10)
|
|
payload['matches'].append(tmp_match['matches'][0])
|
|
payload['cpos_lookup'].update(tmp_match['cpos_lookup'])
|
|
payload['text_lookup'].update(tmp_match['text_lookup'])
|
|
payload['progress'] = i/len(data_indexes)*100
|
|
response = {'code': 200,
|
|
'desc': None,
|
|
'msg': 'OK',
|
|
'payload': payload,
|
|
'type': type,
|
|
'data_indexes': data_indexes}
|
|
socketio.emit('corpus_analysis_get_match_with_full_context',
|
|
response, room=request.sid)
|
|
payload['matches'] = []
|
|
payload['cpos_lookup'] = {}
|
|
payload['text_lookup'] = {}
|
|
except cqi.errors.CQiException as e:
|
|
payload = {'code': e.code, 'desc': e.description, 'msg': e.name}
|
|
response = {'code': 500,
|
|
'desc': None,
|
|
'msg': 'Internal Server Error',
|
|
'payload': payload,
|
|
'type': type,
|
|
'data_indexes': data_indexes}
|
|
socketio.emit('corpus_analysis_get_match_with_full_context',
|
|
response,
|
|
room=request.sid)
|
|
client.status = 'ready'
|
|
|
|
|
|
@socketio.on('export_corpus')
|
|
@socketio_login_required
|
|
def export_corpus(corpus_id):
|
|
corpus = Corpus.query.get(corpus_id)
|
|
if corpus is None:
|
|
response = {'code': 404, 'msg': 'Not found'}
|
|
socketio.emit('export_corpus', response, room=request.sid)
|
|
return
|
|
if corpus.status != 'prepared':
|
|
response = {'code': 412, 'msg': 'Precondition Failed'}
|
|
socketio.emit('export_corpus', response, room=request.sid)
|
|
return
|
|
# delete old corpus archive if it exists/has been build before
|
|
if corpus.archive_file is not None and os.path.isfile(corpus.archive_file):
|
|
os.remove(corpus.archive_file)
|
|
zip_name = corpus.title
|
|
zip_path = os.path.join(current_user.path, 'corpora', zip_name)
|
|
corpus.archive_file = os.path.join(corpus.path, zip_name) + '.zip'
|
|
db.session.commit()
|
|
shutil.make_archive(zip_path, 'zip', corpus.path)
|
|
shutil.move(zip_path + '.zip', corpus.archive_file)
|
|
socketio.emit('export_corpus_' + str(corpus.id), room=request.sid)
|