API: add an activity (w/ gpx file)

mpwo_api/mpwo_api/activities/activities.py

@@ -1,7 +1,15 @@
-from flask import Blueprint, jsonify
+import json
+import os
+from datetime import timedelta
 
-from ..users.utils import authenticate
+from flask import Blueprint, current_app, jsonify, request
+from mpwo_api import appLog, db
+from sqlalchemy import exc
+from werkzeug.utils import secure_filename
+
+from ..users.utils import authenticate, verify_extension
 from .models import Activity
+from .utils import get_gpx_info
 
 activities_blueprint = Blueprint('activities', __name__)
 
@@ -29,3 +37,77 @@ def get_activities(auth_user_id):
         }
     }
     return jsonify(response_object), 200
+
+
+@activities_blueprint.route('/activities', methods=['POST'])
+@authenticate
+def post_activity(auth_user_id):
+    """Post an activity"""
+    code = 400
+    response_object = verify_extension('activity', request)
+    if response_object['status'] != 'success':
+        return jsonify(response_object), code
+
+    activity_data = json.loads(request.form["data"])
+    if not activity_data or activity_data.get('sport_id') is None:
+        response_object = {
+            'status': 'error',
+            'message': 'Invalid payload.'
+        }
+        return jsonify(response_object), 400
+
+    activity_file = request.files['file']
+    filename = secure_filename(activity_file.filename)
+    dirpath = os.path.join(
+        current_app.config['UPLOAD_FOLDER'],
+        'activities',
+        str(auth_user_id)
+    )
+    if not os.path.exists(dirpath):
+        os.makedirs(dirpath)
+    filepath = os.path.join(dirpath, filename)
+
+    try:
+        activity_file.save(filepath)
+        gpx_data = get_gpx_info(filepath)
+    except Exception as e:
+        appLog.error(e)
+        response_object = {
+            'status': 'error',
+            'message': 'Error during activity file save.'
+        }
+        return jsonify(response_object), 500
+
+    try:
+        new_activity = Activity(
+            user_id=auth_user_id,
+            sport_id=activity_data.get('sport_id'),
+            activity_date=gpx_data['start'],
+            duration=timedelta(seconds=gpx_data['duration'])
+        )
+        new_activity.gpx = filepath
+        new_activity.pauses = timedelta(seconds=gpx_data['stop_time'])
+        new_activity.moving = timedelta(seconds=gpx_data['moving_time'])
+        new_activity.distance = gpx_data['distance']
+        new_activity.min_alt = gpx_data['elevation_min']
+        new_activity.max_alt = gpx_data['elevation_max']
+        new_activity.descent = gpx_data['downhill']
+        new_activity.ascent = gpx_data['uphill']
+        new_activity.max_speed = gpx_data['max_speed']
+        new_activity.ave_speed = gpx_data['average_speed']
+        db.session.commit()
+
+        response_object = {
+            'status': 'created',
+            'message': 'Activity added.'
+        }
+        return jsonify(response_object), 201
+
+    except (exc.IntegrityError, ValueError) as e:
+        db.session.rollback()
+        appLog.error(e)
+        response_object = {
+            'status': 'fail',
+            'message': 'Error during activity save.'
+        }
+        return jsonify(response_object), 500

mpwo_api/mpwo_api/activities/utils.py

@@ -0,0 +1,49 @@
+import gpxpy.gpx
+
+
+def get_gpx_info(gpx_file):
+
+    gpx_data = {'filename': gpx_file}
+
+    gpx_file = open(gpx_file, 'r')
+    gpx = gpxpy.parse(gpx_file)
+
+    max_speed = 0
+    start = 0
+
+    for track in gpx.tracks:
+        for segment in track.segments:
+            for point_idx, point in enumerate(segment.points):
+                if point_idx == 0:
+                    start = point.time
+                speed = segment.get_speed(point_idx)
+                try:
+                    if speed > max_speed:
+                        max_speed = speed
+                except Exception:
+                    pass
+
+    gpx_data['max_speed'] = (max_speed / 1000) * 3600
+    gpx_data['start'] = start
+
+    duration = gpx.get_duration()
+    gpx_data['duration'] = duration
+
+    ele = gpx.get_elevation_extremes()
+    gpx_data['elevation_max'] = ele.maximum
+    gpx_data['elevation_min'] = ele.minimum
+
+    hill = gpx.get_uphill_downhill()
+    gpx_data['uphill'] = hill.uphill
+    gpx_data['downhill'] = hill.downhill
+
+    mv = gpx.get_moving_data()
+    gpx_data['moving_time'] = mv.moving_time
+    gpx_data['stop_time'] = mv.stopped_time
+    distance = mv.moving_distance + mv.stopped_distance
+    gpx_data['distance'] = distance/1000
+
+    average_speed = distance / duration
+    gpx_data['average_speed'] = (average_speed / 1000) * 3600
+
+    return gpx_data

mpwo_api/mpwo_api/config.py

@@ -15,6 +15,7 @@ class BaseConfig:
         current_app.root_path, 'uploads'
     )
     PICTURE_ALLOWED_EXTENSIONS = {'jpg', 'png', 'gif'}
+    ACTIVITY_ALLOWED_EXTENSIONS = {'gpx'}
 
 
 class DevelopmentConfig(BaseConfig):

mpwo_api/mpwo_api/tests/test_activities.py

@@ -1,8 +1,30 @@
 import datetime
 import json
+from io import BytesIO
 
 from mpwo_api.tests.utils import add_activity, add_sport, add_user
 
+gpx_file = (
+    '<?xml version=\'1.0\' encoding=\'UTF-8\'?>'
+    '<gpx xmlns:gpxdata="http://www.cluetrust.com/XML/GPXDATA/1/0" xmlns:gpxtpx="http://www.garmin.com/xmlschemas/TrackPointExtension/v1" xmlns:gpxext="http://www.garmin.com/xmlschemas/GpxExtensions/v3" xmlns="http://www.topografix.com/GPX/1/1">'  # noqa
+    '  <metadata/>'
+    '  <trk>'
+    '    <trkseg>'
+    '      <trkpt lat="77.2261324" lon="-42.1223054">'
+    '        <time>2015-09-20T13:48:44+00:00</time>'
+    '      </trkpt>'
+    '      <trkpt lat="77.2261324" lon="-42.1223054">'
+    '        <time>2015-09-20T13:48:46+00:00</time>'
+    '        <ele>223.28399658203125</ele>'
+    '      </trkpt>'
+    '      <trkpt lat="77.2261324" lon="-42.1223054">'
+    '        <time>2015-09-20T13:48:46+00:00</time>'
+    '      </trkpt>'
+    '    </trkseg>'
+    '  </trk>'
+    '</gpx>'
+)
+
 
 def test_get_all_activities(app):
     add_user('test', 'test@test.com', '12345678')
@@ -54,3 +76,132 @@ def test_get_all_activities(app):
     assert 3600 == data['data']['activities'][0]['duration']
     assert 1024 == data['data']['activities'][1]['duration']
 
+
+def test_add_an_activity(app):
+    add_user('test', 'test@test.com', '12345678')
+    add_sport('cycling')
+
+    client = app.test_client()
+    resp_login = client.post(
+        '/api/auth/login',
+        data=json.dumps(dict(
+            email='test@test.com',
+            password='12345678'
+        )),
+        content_type='application/json'
+    )
+    response = client.post(
+        '/api/activities',
+        data=dict(
+            file=(BytesIO(str.encode(gpx_file)), 'example.gpx'),
+            data='{"sport_id": 1}'
+        ),
+        headers=dict(
+            content_type='multipart/form-data',
+            Authorization='Bearer ' + json.loads(
+                resp_login.data.decode()
+            )['auth_token']
+        )
+    )
+    data = json.loads(response.data.decode())
+
+    assert response.status_code == 201
+    assert 'created' in data['status']
+
+
+def test_add_an_activity_invalid_file(app):
+    add_user('test', 'test@test.com', '12345678')
+    add_sport('cycling')
+
+    client = app.test_client()
+    resp_login = client.post(
+        '/api/auth/login',
+        data=json.dumps(dict(
+            email='test@test.com',
+            password='12345678'
+        )),
+        content_type='application/json'
+    )
+    response = client.post(
+        '/api/activities',
+        data=dict(
+            file=(BytesIO(str.encode(gpx_file)), 'example.png'),
+            data='{"sport_id": 1}'
+        ),
+        headers=dict(
+            content_type='multipart/form-data',
+            Authorization='Bearer ' + json.loads(
+                resp_login.data.decode()
+            )['auth_token']
+        )
+    )
+    data = json.loads(response.data.decode())
+
+    assert response.status_code == 400
+    assert data['status'] == 'fail'
+    assert data['message'] == 'File extension not allowed.'
+
+
+def test_add_an_activity_no_sport_id(app):
+    add_user('test', 'test@test.com', '12345678')
+    add_sport('cycling')
+
+    client = app.test_client()
+    resp_login = client.post(
+        '/api/auth/login',
+        data=json.dumps(dict(
+            email='test@test.com',
+            password='12345678'
+        )),
+        content_type='application/json'
+    )
+    response = client.post(
+        '/api/activities',
+        data=dict(
+            file=(BytesIO(str.encode(gpx_file)), 'example.gpx'),
+            data='{}'
+        ),
+        headers=dict(
+            content_type='multipart/form-data',
+            Authorization='Bearer ' + json.loads(
+                resp_login.data.decode()
+            )['auth_token']
+        )
+    )
+    data = json.loads(response.data.decode())
+
+    assert response.status_code == 400
+    assert data['status'] == 'error'
+    assert data['message'] == 'Invalid payload.'
+
+
+def test_add_an_activity_no_file(app):
+    add_user('test', 'test@test.com', '12345678')
+    add_sport('cycling')
+
+    client = app.test_client()
+    resp_login = client.post(
+        '/api/auth/login',
+        data=json.dumps(dict(
+            email='test@test.com',
+            password='12345678'
+        )),
+        content_type='application/json'
+    )
+    response = client.post(
+        '/api/activities',
+        data=dict(
+            data='{}'
+        ),
+        headers=dict(
+            content_type='multipart/form-data',
+            Authorization='Bearer ' + json.loads(
+                resp_login.data.decode()
+            )['auth_token']
+        )
+    )
+    data = json.loads(response.data.decode())
+
+    assert response.status_code == 400
+    assert data['status'] == 'fail'
+    assert data['message'] == 'No file part.'

mpwo_api/mpwo_api/tests/test_sports.py

@@ -1,4 +1,3 @@
-import datetime
 import json
 
 from mpwo_api.tests.utils import add_admin, add_sport, add_user

mpwo_api/mpwo_api/users/auth.py

@@ -7,7 +7,7 @@ from sqlalchemy import exc, or_
 from werkzeug.utils import secure_filename
 
 from .models import User
-from .utils import allowed_picture, authenticate, register_controls
+from .utils import authenticate, register_controls, verify_extension
 
 auth_blueprint = Blueprint('auth', __name__)
 
@@ -236,20 +236,11 @@ def edit_user(user_id):
 @authenticate
 def edit_picture(user_id):
     code = 400
-    if 'file' not in request.files:
-        response_object = {'status': 'fail', 'message': 'No file part.'}
-        return jsonify(response_object), code
-    file = request.files['file']
-    if file.filename == '':
-        response_object = {'status': 'fail', 'message': 'No selected file.'}
-        return jsonify(response_object), code
-    if not allowed_picture(file.filename):
-        response_object = {
-            'status': 'fail',
-            'message': 'File extension not allowed.'
-        }
+    response_object = verify_extension('picture', request)
+    if response_object['status'] != 'success':
         return jsonify(response_object), code
 
+    file = request.files['file']
     filename = secure_filename(file.filename)
     dirpath = os.path.join(
         current_app.config['UPLOAD_FOLDER'],

mpwo_api/mpwo_api/users/utils.py

@@ -6,12 +6,40 @@ from flask import current_app, jsonify, request
 from .models import User
 
 
+def allowed_activity(filename):
+    return '.' in filename and \
+           filename.rsplit('.', 1)[1].lower() in \
+           current_app.config.get('ACTIVITY_ALLOWED_EXTENSIONS')
+
+
 def allowed_picture(filename):
     return '.' in filename and \
            filename.rsplit('.', 1)[1].lower() in \
            current_app.config.get('PICTURE_ALLOWED_EXTENSIONS')
 
 
+def verify_extension(file_type, req):
+    response_object = {'status': 'success'}
+
+    if 'file' not in req.files:
+        response_object = {'status': 'fail', 'message': 'No file part.'}
+        return response_object
+
+    file = req.files['file']
+    if file.filename == '':
+        response_object = {'status': 'fail', 'message': 'No selected file.'}
+        return response_object
+
+    if ((file_type == 'picture' and not allowed_picture(file.filename)) or
+            (file_type == 'activity' and not allowed_activity(file.filename))):
+        response_object = {
+            'status': 'fail',
+            'message': 'File extension not allowed.'
+        }
+
+    return response_object
+
+
 def authenticate(f):
     @wraps(f)
     def decorated_function(*args, **kwargs):
@@ -34,6 +62,7 @@ def authenticate(f):
         if not user:
             return jsonify(response_object), code
         return f(resp, *args, **kwargs)
+
     return decorated_function
 
 

mpwo_api/requirements.txt

@@ -13,6 +13,7 @@ Flask-Bcrypt==0.7.1
 Flask-Migrate==2.1.1
 Flask-SQLAlchemy==2.3.2
 Flask-Testing==0.6.2
+gpxpy==1.2.0
 isort==4.2.15
 itsdangerous==0.24
 Jinja2==2.10