def get_recentlist():
req_data = json.loads(request.data)
limit = req_data.get('limit')
if limit:
query_result = LeancloudUtils.get_recent_tracelist(limit)
else:
query_result = LeancloudUtils.get_recent_tracelist()
ids = []
for item in query_result:
ids.append(item.id)
resp = make_response(json.dumps(ids), 200)
# resp.headers['Access-Control-Allow-Origin'] = '*'
resp.headers["Access-Control-Allow-Headers"] = "content-type"
return resp
def handle_data():
req_data = json.loads(request.data)
result = []
routeDatas = req_data['routeDatas']
isSaved = req_data['isSaved']
req_count = len(routeDatas)
print 'req_count =', req_count
i = 0
j = 0
for gps_point in routeDatas:
if i % math.ceil(req_count * 0.05) == 0:
noise_point = DataGenerator.addGaussNoise(gps_point, 0.0002)
poi_point = POI_tagger.get_poi_by_point(noise_point)
feature_point = DataGenerator.generate_feature(poi_point, crf_event_prob_map['value'])
result.append(feature_point)
j += 1
# print j
i += 1
# print 'done'
objid = 'null'
if isSaved:
objid = LeancloudUtils.save_to_leancloud(result)
resp = make_response(json.dumps({'trace_id': objid, 'result': result}), 200)
# resp.headers['Access-Control-Allow-Origin'] = '*'
resp.headers["Access-Control-Allow-Headers"] = "content-type"
return resp
def get_single_trace():
req_data = json.loads(request.data)
trace_id = req_data['trace_id']
query_result = LeancloudUtils.get_trace_by_id(trace_id)
if query_result:
trace = query_result[0].attributes['senz_data']
resp = make_response(json.dumps(trace), 200)
# resp.headers['Access-Control-Allow-Origin'] = '*'
resp.headers["Access-Control-Allow-Headers"] = "content-type"
return resp
else:
resp = make_response(json.dumps({"code": 1, 'msg': 'trace_id not matched!'}), 400)
# resp.headers['Access-Control-Allow-Origin'] = '*'
resp.headers["Access-Control-Allow-Headers"] = "content-type"
return resp
def get_act_trace(trace_id):
query_result = LeancloudUtils.get_trace_by_id(trace_id)
if query_result:
trace = query_result[0].attributes['senz_data']
tracelist = []
for t in trace:
tracelist.append({'timestamp': t['timestamp'],
'location': {
'latitude': t['lat'],
'longitude': t['lng']}
})
resp = make_response(json.dumps({'trace_list': tracelist, 'code': 0}), 200)
# resp.headers['Access-Control-Allow-Origin'] = '*'
resp.headers["Access-Control-Allow-Headers"] = "content-type"
return resp
else:
resp = make_response(json.dumps({"code": 1, 'msg': 'trace_id not matched!'}), 400)
# resp.headers['Access-Control-Allow-Origin'] = '*'
resp.headers["Access-Control-Allow-Headers"] = "content-type"
return resp
pass
def get_newfeature():
resp = make_response(json.dumps(LeancloudUtils.get_crf_newfeature()), 200)
resp.headers['Access-Control-Allow-Origin'] = '*'
return resp
def get_context_menu():
resp = make_response(json.dumps(LeancloudUtils.get_context_menus()), 200)
resp.headers['Access-Control-Allow-Origin'] = '*'
return resp
import json
import os
from flask import Flask, request, render_template, make_response
from flask.ext.cors import cross_origin
import math
import sys
from Utils import POI_tagger, LeancloudUtils, DataGenerator
app = Flask(__name__)
project_path = os.path.dirname(__file__)
sys.path.append(project_path)
crf_event_prob_map = LeancloudUtils.get_crf_event_probmap()
@app.route('/data', methods=['POST'])
@cross_origin()
def handle_data():
req_data = json.loads(request.data)
result = []
routeDatas = req_data['routeDatas']
isSaved = req_data['isSaved']
req_count = len(routeDatas)
print 'req_count =', req_count
i = 0
j = 0
for gps_point in routeDatas:
if i % math.ceil(req_count * 0.05) == 0:
noise_point = DataGenerator.addGaussNoise(gps_point, 0.0002)
poi_point = POI_tagger.get_poi_by_point(noise_point)
feature_point = DataGenerator.generate_feature(poi_point, crf_event_prob_map['value'])
