Cameteo/raspberry/python/cameteo.py

130 lines
4.1 KiB
Python

# -*- coding: utf-8 -*-
"""
Eléments communs au projet Camétéo
Created on Fri Aug 18 21:35:59 2017
@author: arofarn
"""
###########
# IMPORTS #
###########
from cameteo_conf import *
from flask import Flask
from flask_sqlalchemy import SQLAlchemy
#####################
# Flask & SQLAchemy #
#####################
app = Flask(__name__)
app.config['SERVER_NAME'] = hostname + ":" + http_listen_port
app.config['SECRET_KEY'] = flask_secret
app.config['DEBUG'] = flask_debug
app.config['SQLALCHEMY_DATABASE_URI'] = sql_uri
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
app.config['BOOTSTRAP_USE_MINIFIED'] = False
app.config['BOOTSTRAP_SERVE_LOCAL'] = True
app.config['IMAGES_URL'] = flask_images_url
app.config['IMAGES_PATH'] = flask_images_path
app.config['IMAGES_CACHE'] = flask_images_cache
#app.config['SQLALCHEMY_POOL_RECYCLE'] = 600
######################
# SQLAlchemy Classes #
######################
db = SQLAlchemy(app)
class SensorModel(db.Model):
"""SensorModel : classe des modèles de capteur"""
__tablename__= 'sensor_model'
name=db.Column(db.String(20), primary_key=True)
brand=db.Column(db.String(20), nullable=False)
description=db.Column(db.String(1000))
def __repr__(self):
return "<SensorModel(name='%s', brand='%s', description='%s')>" % (self.name, self.brand, self.description)
def __str__(self):
return "%s %s" % (self.brand, self.name)
class Sensor(db.Model):
"""Sensor : classe des capteurs"""
__tablename__= 'sensors'
name = db.Column(db.String(20), primary_key=True)
model_id = db.Column(db.String(20), nullable=False)
description = db.Column(db.String(1000))
def __repr__(self):
return "<Sensor(name='%s', model='%s', description='%s')>" % (self.name, self.model, self.description)
def __str__(self):
return """%s :
- Modèle : \t%s
- Description: \t%s""" % (self.name, self.model, self.description)
class DataType(db.Model):
"""DataType : classe des types de données"""
__tablename__ = 'data_type'
type_id = db.Column(db.String(4), primary_key=True)
name = db.Column(db.String(20), nullable=False) #Short name
plot_mini = db.Column(db.Float, nullable=True) #y minimum for plotting
plot_maxi = db.Column(db.Float, nullable=True) #y maximum for plotting
unit_si = db.Column(db.String(10), nullable=True) #Unit in SI
description = db.Column(db.String(1000)) #Long description
def __repr__(self):
return "<DataType(name='%s', ID='%s', description='%s')>" % (self.name, self.type_id, self.description)
def __str__(self):
return "%s (%s)" % (self.name, self.unit)
class Data(db.Model):
"""Data : classe des données"""
__tablename__ = 'data'
data_id = db.Column(db.BigInteger, primary_key=True, autoincrement="auto")
dbdate = db.Column(db.DateTime, nullable=False)
valdate = db.Column(db.DateTime, nullable=True)
value = db.Column(db.Float, nullable=True)
unit = db.Column(db.String(20), nullable=True)
type_id = db.Column(db.String(4), nullable=True)
sensor_id = db.Column(db.String(20), nullable=True)
def __repr__(self):
return "<Data(value='%0.2f', type='%s', date='%s', sensor ID='%s', id='%s')>" % (self.value, self.type_id, self.valdate.utc, self.sensor_id, self.data_id)
def __str__(self):
try:
val = "{:8.2f} {:8s}".format(self.value, self.unit)
except:
val = " 'NULL' "
return "{} : {:4s}= {} (capteur: {:s})".format(self.valdate, self.type_id, val, self.sensor_id)
class Photo(db.Model):
"""DataType : classe des types de données"""
__tablename__ = 'photos'
photo_id = db.Column(db.BigInteger, primary_key=True, autoincrement="auto")
file_name = db.Column(db.String(32), unique = True, index = True, nullable=False)
file_date = db.Column(db.DateTime, nullable=False)
image_type = db.Column(db.String(4), nullable=False)
def __repr__(self):
return "<Photo(name='%s', date='%s', ID='%s')>" % (self.file_name, self.photo_id, self.description)
def __str__(self):
return "%s" % (self.file_name)