adds backend script which can be run as a cronjob every n minutes to generate new json files for google calendars

- database updated to save google credentials
- database updated to save json calendar information
- json still saved as a json file under userinfo/<user.id>/calendarevents.json

app.py

@@ -1,5 +1,8 @@
 # Configuration
 from server import app
+from backend import routine
+
+routine.start()
 
 if __name__ == "__main__":
     context = ('certificate/xip.io.crt', 'certificate/xip.io.key')#certificate and key files

migrations/versions/66f62f457a22_.py

@@ -0,0 +1,28 @@
+"""empty message
+
+Revision ID: 66f62f457a22
+Revises: 7bbc2215d87d
+Create Date: 2020-04-24 17:12:45.275636
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '66f62f457a22'
+down_revision = '7bbc2215d87d'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('user', sa.Column('google_credentials', sa.String(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('user', 'google_credentials')
+    # ### end Alembic commands ###

migrations/versions/7bbc2215d87d_.py

@@ -0,0 +1,28 @@
+"""empty message
+
+Revision ID: 7bbc2215d87d
+Revises: 92db2e496087
+Create Date: 2020-04-24 11:36:43.600038
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '7bbc2215d87d'
+down_revision = '92db2e496087'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('user', sa.Column('calendarJson', sa.String(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('user', 'calendarJson')
+    # ### end Alembic commands ###

server/__init__.py

@@ -1,4 +1,3 @@
-
 import os
 import sqlite3
 

server/googleHandler.py

@@ -86,7 +86,7 @@ def verifyResponse():
     flask.session['credentials'] = credentials_to_dict(credentials)
 
     session = flow.authorized_session()
-    return session 
+    return session, credentials_to_dict(credentials)
 
 
 def get_google_provider_cfg():
@@ -103,7 +103,7 @@ def calendarsFromDb():
     pyCalendars = []
     for calendar in calendars:
         name = calendar.name
-        calId = calendar.calendar_id
+        # calId = calendar.calendar_id
         toggle = calendar.toggle
         color = calendar.color
 

server/models.py

@@ -1,3 +1,4 @@
+import json
 from flask_login import UserMixin
 from server import login_manager, db
 from werkzeug.security import generate_password_hash, check_password_hash
@@ -12,6 +13,8 @@ class User(UserMixin, db.Model):
     email = db.Column(db.String(120), index=True, unique=True)
     profile_pic = db.Column(db.String(256))
     password_hash = db.Column(db.String(128))
+    calendarJson = db.Column(db.String)
+    google_credentials = db.Column(db.String)
 
     def __repr__(self):
         return '<User {}>'.format(self.username)  
@@ -22,6 +25,23 @@ class User(UserMixin, db.Model):
     def checkPassword(self, password):
         return check_password_hash(self.password_hash, password)  
 
+    def setJson(self, jsonObject):
+        self.calendarJson = json.dumps(jsonObject)
+        db.session.commit()
+
+    def getJson(self):
+        return json.loads(self.calendarJson)
+
+    def setGoogleCredentials(self, credentials):
+        self.google_credentials = json.dumps(credentials)
+        db.session.commit()
+        
+    def getGoogleCredentials(self):
+
+        if self.google_credentials is None:
+            return None
+        return json.loads(self.google_credentials)
+        
 class Calendar(db.Model):
     usr_id = db.Column(db.String(21), index=True)
     calendar_id = db.Column(db.String(256), primary_key=True)

server/routes.py

@@ -82,8 +82,7 @@ def googlelogin():
 
 @app.route("/login/google/callback")
 def callback():
-    session = google.verifyResponse()
-    
+    session, credentials = google.verifyResponse()
     userinfo = session.get('https://www.googleapis.com/userinfo/v2/me').json()
     
     # Create a user in your db with the information provided
@@ -107,7 +106,7 @@ def callback():
     print("login:" + user.id)
 
     login_user(user)
-
+    user.setGoogleCredentials(credentials)
     return flask.redirect(flask.url_for('index'))
 
 @app.route("/logout")
@@ -128,7 +127,7 @@ def credentials_to_dict(credentials):
 @app.route("/userinfo/<path:user>/calendarevents.json")
 def downloader(user):
     print(user)
-    path = "/home/raphael/dev/website_ws/website/userinfo/" + user
+    path = "userinfo/" + user
     return flask.send_from_directory(path, "calendarevents.json")
 
 # POST