Stats Tracker

manage.py

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+import csv
+from datetime import datetime
+from random import randint
+
+from flask.ext.script import Manager, Shell, Server
+from flask.ext.migrate import MigrateCommand
+from flask.ext.script.commands import ShowUrls, Clean
+
+from stat_tracker import create_app, db, bcrypt, models
+
+
+app = create_app()
+
+manager = Manager(app)
+manager.add_command('server', Server())
+manager.add_command('db', MigrateCommand)
+manager.add_command('show-urls', ShowUrls())
+manager.add_command('clean', Clean())
+
+
+@manager.shell
+def make_shell_context():
+    return dict(app=app, db=db)
+
+
+@manager.command
+def seed_users():
+    users_added = 0
+    users_updated = 0
+
+    with open('users.csv') as csvfile:
+        csv_items = csv.DictReader(csvfile)
+        for row in csv_items:
+            user = models.User.query.filter_by(email=row['email']).first()
+            if user is None:
+                user = models.User()
+                users_added += 1
+            else:
+                users_updated += 1
+            for key, value in row.items():
+                if key == 'password':
+                    setattr(user, 'encrypted_password',
+                            bcrypt.generate_password_hash(value))
+                else:
+                    setattr(user, key, value)
+            db.session.add(user)
+        db.session.commit()
+    print("{} users added, {} users updated.".format(users_added,
+                                                     users_updated))
+
+
+if __name__ == '__main__':
+    manager.run()

migrations/README

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+Generic single-database configuration.

migrations/alembic.ini

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+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

migrations/env.py

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+from __future__ import with_statement
+from alembic import context
+from sqlalchemy import engine_from_config, pool
+from logging.config import fileConfig
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+from flask import current_app
+config.set_main_option('sqlalchemy.url', current_app.config.get('SQLALCHEMY_DATABASE_URI'))
+target_metadata = current_app.extensions['migrate'].db.metadata
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(url=url)
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+    engine = engine_from_config(
+                config.get_section(config.config_ini_section),
+                prefix='sqlalchemy.',
+                poolclass=pool.NullPool)
+
+    connection = engine.connect()
+    context.configure(
+                connection=connection,
+                target_metadata=target_metadata
+                )
+
+    try:
+        with context.begin_transaction():
+            context.run_migrations()
+    finally:
+        connection.close()
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()
+

migrations/script.py.mako

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+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision}
+Create Date: ${create_date}
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}

migrations/versions/3cd6ed5ca09_.py

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+"""empty message
+
+Revision ID: 3cd6ed5ca09
+Revises: None
+Create Date: 2015-02-28 18:26:53.642736
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '3cd6ed5ca09'
+down_revision = None
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('user',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=255), nullable=False),
+    sa.Column('email', sa.String(length=255), nullable=False),
+    sa.Column('encrypted_password', sa.String(length=60), nullable=True),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('email')
+    )
+    op.create_table('activity',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('title', sa.String(length=255), nullable=False),
+    sa.Column('owner', sa.Integer(), nullable=True),
+    sa.Column('date', sa.DateTime(), nullable=False),
+    sa.ForeignKeyConstraint(['owner'], ['user.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('stat',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('activity', sa.Integer(), nullable=True),
+    sa.Column('value', sa.Float(), nullable=False),
+    sa.Column('date', sa.DateTime(), nullable=False),
+    sa.ForeignKeyConstraint(['activity'], ['activity.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    ### end Alembic commands ###
+
+
+def downgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('stat')
+    op.drop_table('activity')
+    op.drop_table('user')
+    ### end Alembic commands ###

requirements.txt

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+# Everything needed in production
+## Flask
+Flask==0.10.1
+MarkupSafe==0.23
+Werkzeug==0.10.1
+Jinja2==2.7.3
+itsdangerous==0.24
+## Database
+Flask-SQLAlchemy==2.0
+SQLAlchemy==0.9.8
+## Migrations
+Flask-Migrate==1.3.0
+## Forms
+Flask-WTF==0.11
+WTForms==2.0.2
+## Login and users
+Flask-Login==0.2.11
+Flask-Bcrypt==0.6.2
+## Management script
+Flask-Script==2.0.5
+## Config
+flask-appconfig==0.9.1
+## Heroku
+gunicorn==19.2.1
+psycopg2==2.6
+# Everything the developer needs in addition to the production requirements
+Flask-DebugToolbar==0.9.1
+## Testing
+pytest>=2.6.4
+webtest
+matplotlib

runtime.txt

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+python-3.4.2

stat_tracker/__init__.py

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+from flask import Flask
+from .extensions import (
+    db,
+    migrate,
+    debug_toolbar,
+    bcrypt,
+    login_manager,
+    config
+)
+
+from . import models
+from .views.users import users
+from .views.stats import stats
+from .views.api import api
+
+SQLALCHEMY_DATABASE_URI = "postgres://localhost/stat_tracker"
+DEBUG = True
+SECRET_KEY = 'development key'
+DEBUG_TB_INTERCEPT_REDIRECTS = False
+
+
+def create_app():
+    app = Flask("stat_tracker")
+    app.config.from_object(__name__)
+    app.register_blueprint(users)
+    app.register_blueprint(stats)
+    app.register_blueprint(api)
+
+    config.init_app(app)
+    db.init_app(app)
+    debug_toolbar.init_app(app)
+    migrate.init_app(app, db)
+    bcrypt.init_app(app)
+    login_manager.init_app(app)
+    login_manager.login_view = "users.login"
+
+    return app

stat_tracker/extensions.py

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+"""Extensions"""
+from flask.ext.sqlalchemy import SQLAlchemy, Pagination
+from flask.ext.migrate import Migrate
+from flask.ext.debugtoolbar import DebugToolbarExtension
+from flask.ext.bcrypt import Bcrypt
+from flask.ext.login import LoginManager
+from flask.ext.appconfig import HerokuConfig
+
+db = SQLAlchemy()
+migrate = Migrate()
+debug_toolbar = DebugToolbarExtension()
+bcrypt = Bcrypt()
+login_manager = LoginManager()
+config = HerokuConfig()
+
+
+def flash_errors(form, category="warning"):
+    """Show all errors from a form."""
+    for field, errors in form.errors.items():
+        for error in errors:
+            flash("{0} - {1}".format(
+                getattr(form, field).label.text, error), category)

stat_tracker/forms.py

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+from flask.ext.wtf import Form
+from wtforms import (StringField, PasswordField, TextField,
+                     RadioField, DecimalField, validators)
+from wtforms.fields.html5 import EmailField, URLField
+from wtforms.validators import DataRequired, Email, EqualTo, url
+
+
+class LoginForm(Form):
+    email = StringField('E-mail', validators=[DataRequired(), Email()])
+    password = PasswordField('Password', validators=[DataRequired()])
+
+
+class RegistrationForm(Form):
+    name = StringField('Name', validators=[DataRequired()])
+    email = EmailField('E-mail', validators=[DataRequired(), Email()])
+    password = PasswordField('Password',
+                             validators=[DataRequired(),
+                                         EqualTo('password_verification',
+                                         message="Passwords must match.")])
+    password_verification = PasswordField('Repeat Password')
+
+
+class ActivityForm(Form):
+    title = StringField('Activity', validators=[DataRequired(),
+                                                validators.Length(max=255)])
+    activity_type = RadioField('Track Method', choices=[
+        ('numeric', 'Numeric'), ('once', 'Once-a-day'),
+        ('clicker', 'Clicker')])
+
+
+class UpdateForm(Form):
+    value = DecimalField("Stat value", validators=[DataRequired()], places=2)