8 files changed, 175 insertions, 0 deletions
diff --git a/app/__init__.py b/app/__init__.py
new file mode 100644
index 0000000..996b683
--- /dev/null
+++ b/app/__init__.py
@@ -0,0 +1,13 @@
+__version__ = "0.1.0"
+
+from flask import Flask
+from flask_sqlalchemy import SQLAlchemy
+from flask_migrate import Migrate
+from .config import Config
+
+app = Flask(__name__)
+app.config.from_object(Config)
+db = SQLAlchemy(app)
+migrate = Migrate(app, db)
+
+from app import routes, models
diff --git a/app/config.py b/app/config.py
new file mode 100644
index 0000000..c33cf25
--- /dev/null
+++ b/app/config.py
@@ -0,0 +1,11 @@
+import os
+
+# TODO: change these things to an instance path
+basedir = os.path.abspath(os.path.dirname(__file__))
+
+class Config(object):
+    SECRET_KEY = os.environ.get("SECRET_KEY") or "you-will-never-guess"
+
+    SQLALCHEMY_DATABASE_URI = os.environ.get("DATABASE_URL") or "sqlite:///" + os.path.join(basedir, "app.db")
+    SQLALCHEMY_TRACK_MODIFICATIONS = False
+
diff --git a/app/forms.py b/app/forms.py
new file mode 100644
index 0000000..919db70
--- /dev/null
+++ b/app/forms.py
@@ -0,0 +1,12 @@
+from flask_wtf import FlaskForm
+from wtforms import StringField, PasswordField, BooleanField, SubmitField
+from wtforms.validators import DataRequired
+
+class LoginForm(FlaskForm):
+    username = StringField("Username", validators=[DataRequired()])
+    password = PasswordField("Password", validators=[DataRequired()])
+    remember_me = BooleanField("Remember Me")
+    submit = SubmitField("Sign In")
+
+
+
diff --git a/app/models.py b/app/models.py
new file mode 100644
index 0000000..9d11ffb
--- /dev/null
+++ b/app/models.py
@@ -0,0 +1,59 @@
+
+import datetime
+
+
+from app import db
+
+
+class User(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(80), unique=True, nullable=False)
+    email = db.Column(db.String(), unique=True, nullable=False)
+    password_hash = db.Column(db.String(128), nullable=False)
+    last_active = db.Column(
+        db.DateTime(), nullable=False, default=datetime.datetime.utcnow
+    )
+
+    def __repr__(self):
+        return "<User %r>" % self.username
+
+
+class Dataset(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    name = db.Column(db.String(), unique=True, nullable=False)
+    created = db.Column(
+        db.DateTime, nullable=False, default=datetime.datetime.utcnow
+    )
+    md5sum = db.Column(db.String(32), unique=True, nullable=False)
+
+    def __repr__(self):
+        return "<Dataset %r>" % self.name
+
+
+class Task(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    annotator_id = db.Column(db.Integer, nullable=False)
+    dataset_id = db.Column(db.Integer, nullable=False)
+    done = db.Column(db.Boolean, nullable=False, default=False)
+    annotated_on = db.Column(db.DateTime, nullable=True)
+
+    user = db.relation("User")
+    annotator_id = db.Column(db.Integer, db.ForeignKey("user.id"))
+
+    dataset = db.relation("Dataset")
+    dataset_id = db.Column(db.Integer, db.ForeignKey("dataset.id"))
+
+    def __repr__(self):
+        return "<Task (%r, %r)>" % (self.annotator_id, self.dataset_id)
+
+
+class Annotation(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    time_start = db.Column(db.Integer)
+    time_end = db.Column(db.Integer)
+
+    task = db.relation("Task")
+    task_id = db.Column(db.Integer, db.ForeignKey("task.id"))
+
+    def __repr__(self):
+        return "<Annotation %r>" % self.id
diff --git a/app/routes.py b/app/routes.py
new file mode 100644
index 0000000..2f9d9b8
--- /dev/null
+++ b/app/routes.py
@@ -0,0 +1,24 @@
+
+from flask import render_template, flash, redirect, url_for
+from app import app
+from app.forms import LoginForm
+
+
+@app.route("/")
+@app.route("/index")
+def index():
+    user = {"username": "Gertjan"}
+    return render_template("index.html", title="Home", user=user)
+
+
+@app.route("/login", methods=("GET", "POST"))
+def login():
+    form = LoginForm()
+    if form.validate_on_submit():
+        flash(
+            "Login requested for user {}, remember_me={}".format(
+                form.username.data, form.remember_me.data
+            )
+        )
+        return redirect(url_for("index"))
+    return render_template("login.html", title="Sign In", form=form)
diff --git a/app/templates/base.html b/app/templates/base.html
new file mode 100644
index 0000000..c40482d
--- /dev/null
+++ b/app/templates/base.html
@@ -0,0 +1,27 @@
+<html>
+  <head>
+    {% if title %}
+    <title>{{ title }} - Annotate Change</title>
+    {% else %}
+    <title>Welcome to Annotate Change</title>
+    {% endif %}
+  </head>
+  <body>
+    <div>Annotate Change:
+      <a href="{{ url_for('index') }}">Home</a>
+      <a href="{{ url_for('login') }}">Login</a>
+    </div>
+    <hr>
+    {% with messages = get_flashed_messages() %}
+    {% if messages %}
+    <ul>
+      {% for message in messages %}
+      <li>{{ message}}</li>
+      {% endfor %}
+    </ul>
+    {% endif %}
+    {% endwith %}
+    {% block content %}
+    {% endblock %}
+  </body>
+</html>
diff --git a/app/templates/index.html b/app/templates/index.html
new file mode 100644
index 0000000..f111cd6
--- /dev/null
+++ b/app/templates/index.html
@@ -0,0 +1,5 @@
+{% extends "base.html" %}
+
+{% block content %}
+<h1>Hi, {{ user.username }}!</h1>
+{% endblock %}
diff --git a/app/templates/login.html b/app/templates/login.html
new file mode 100644
index 0000000..21e0161
--- /dev/null
+++ b/app/templates/login.html
@@ -0,0 +1,24 @@
+{% extends "base.html" %}
+
+{% block content %}
+  <h1>Sign In</h1>
+  <form action="" method="post" novalidate>
+    {{ form.hidden_tag() }}
+    <p>
+      {{ form.username.label }}<br>
+      {{ form.username(size=32) }}
+      {% for error in form.username.errors %}
+      <span style="color: red;">[{{ error }}]</span>
+      {% endfor %}
+    </p>
+    <p>
+      {{ form.password.label }}<br>
+      {{ form.password(size=32) }}
+      {% for error in form.username.errors %}
+      <span style="color: red;">[{{ error }}]</span>
+      {% endfor %}
+    </p>
+    <p>{{ form.remember_me() }} {{ form.remember_me.label }}</p>
+    <p>{{ form.submit() }}</p>
+  </form>
+{% endblock %}