Fact Bounty

The recent decade has witnessed the birth of social media ecosystems that brings social organizations, media content and various stakeholders together, and now it appears significant advantages of comprehensiveness, diversity and wisdom that provide users with higher quality of experiences. Meanwhile, social media ecosystems suffer from security, privacy and trustworthiness threats. How to leverage the power of intelligent crowds to improve the ecosystem’s efficacy and efficiency, as well as ensure its security and privacy become burning and challenging issues.

Fact Bounty is a crowd sourced fact checking platform.

User Guide

How to Setup

• Clone the repository.

  git clone https://github.com/scorelab/fact-Bounty.git

• Change directory to the folder.

  cd fact-Bounty/

Set up react server

• Run npm install in fact-bounty-client folder.

  cd fact-bounty-client
  npm install

• Duplicate and rename the .env.example file as .env inside the fact-bounty-client folder. Set up environment values in .env in order to use the twitter search function and Google, Facebook login (OAuth).

  cp .env.example .env

Set up flask server

Technologies required

• Python3 - A programming language that lets you work more quickly (The universe loves speed!).
• Flask - A microframework for Python based on Werkzeug, Jinja 2 and good intentions
• Virtualenv - A tool to create isolated virtual environments
• SQLite - An in-process library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine
• Elasticsearch - A search engine based on the Lucene library
• Minor dependencies can be found in the requirements.txt file.

Installation / Usage

• First ensure you have python3 globally installed in your computer. If not, you can get python3 here.

• After this, ensure you have installed virtualenv globally as well. If not, run this:

  pip install virtualenv

  Error: If you encounter the following error, then follow the fix below

  ERROR: Could not install packages due to an EnvironmentError: [Errno 13] Permission denied: ...

  sudo -H pip install virtualenv

• Dependencies

  • Create and fire up your virtual environment in python3:

    virtualenv -p python3 venv
    source venv/bin/activate

    For Windows you can use -

    venv/Scipts/activate.bat
    

• Environment Variables

  • Change directory to the folder

    $ cd fact-bounty-flask

  • Create a .env file in the fact-bounty-flask folder and add the following:

    export FLASK_APP="app.py"
    export SECRET_KEY="some-very-long-string-of-random-characters-CHANGE-TO-YOUR-LIKING"
    export FLASK_ENV="development"
    export FLASK_CONFIG="development"
    
    export DEV_DATABASE_URL=""
    export TEST_DATABASE_URL=""
    export DATABASE_URL=""
    
    export ELASTIC_SEARCH_URL=""
    export ELASTIC_SEARCH_USERNAME=""
    export ELASTIC_SEARCH_PASSWORD=""
    
    export TZ="Asia/Colombo"
    
    export MAIL_USERNAME=""
    export MAIL_PASSWORD=""
    export FACTBOUNTY_ADMIN=""
    export MAIL_PORT="587"
    export MAIL_USE_TLS="true"
    export MAIL_SERVER="smtp.gmail.com"

  Save the file.

• Install your requirements

  (venv)$ pip install -r requirements.txt

• Set up github pre-hook

  (venv)$ pre-commit install

• Running It

  On your terminal, run the server using this one simple command:

  (venv)$ flask run

• Add sample data

  Browse to db folder inside fact-Bounty and run:

  (venv)$ cd db
  (venv)$ python add_es.py

How to install Elasticsearch and start elasticsearch server

• Elasticsearch v7.6.0 can be installed as follows

  wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.6.0-amd64.deb
  wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.6.0-amd64.deb.sha512
  shasum -a 512 -c elasticsearch-7.6.0-amd64.deb.sha512
  sudo dpkg -i elasticsearch-7.6.0-amd64.deb
  

  If you're an Arch Linux user, install it using the package manager, pacman

  sudo pacman -S elasticsearch

• Check whether your system uses init or systemd by running command

  ps -p 1

• Running Elasticsearch with SysV init

  • Use the update-rc.d command to configure Elasticsearch to start automatically when the system boots up:

    sudo update-rc.d elasticsearch defaults 95 10

  • Elasticsearch can be started and stopped using the service command:

    sudo -i service elasticsearch start
    sudo -i service elasticsearch stop

• Running Elasticsearch with SysV systemd

  • To configure Elasticsearch to start automatically when the system boots up, run the following commands:

    sudo /bin/systemctl daemon-reload
    sudo /bin/systemctl enable elasticsearch.service

  • Elasticsearch can be started and stopped using the service command:

    sudo systemctl start elasticsearch.service sudo systemctl stop elasticsearch.service

  • If you're facing issues in starting elasticsearch.service, check your system default Java version as Elasticsearch requires at least OpenJDK 10.

• Check Elasticsearch server is running by

  CURL request:

  (venv)$ curl -X GET "localhost:9200/"

  or open localhost:9200

How to Use

• Use two terminals, one for fact-bounty-flask and the other for fact-bounty-client.

• Run the flask server in the fact-bounty-flask folder:

  (venv)$ flask run

• Start the npm server in fact-bounty-client directory.

  npm start

And use localhost:3000 to browse.

NOTE: This version is only supporting for Chrome browser. And make sure to install the extension -> Redux Dev Tools in chrome extension library.

Running with Docker

• Set DEV_DATABASE_URL as environment variable in fact-bounty-flask else it will connect to default i.e data-dev.sqlite

• In the root of the project directory, run docker-compose build

  If you are on Linux machine, execute the following steps to install compose.

  sudo curl -L https://github.com/docker/compose/releases/download/1.17.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
  sudo chmod +x /usr/local/bin/docker-compose

• Set Environment Variables

  Create a .env file inside fact-bounty-flask and add the following:

  FLASK_APP="app.py"
  SECRET_KEY="some-very-long-string-of-random-characters-CHANGE-TO-YOUR-LIKING"
  FLASK_ENV="development"
  FLASK_CONFIG="development"
  
  DEV_DATABASE_URL=""
  TEST_DATABASE_URL=""
  DATABASE_URL=""
  
  ELASTIC_SEARCH_URL=""
  ELASTIC_SEARCH_USERNAME=""
  ELASTIC_SEARCH_PASSWORD=""
  
  TZ=“Asia/Colombo”

  Save the file.

• Once build completes, run docker-compose up

Setting up an OAuth Daemon

How to setup OAuth Daemon

How to Contribute

• First fork the repository and clone it.
• You can open issue regarding any problem according to the given issue template.
• Make changes and do the PR according to the given template.

License