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__init__.py
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__init__.py
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# -*- coding: utf-8 -*-
from flask import Flask,render_template, jsonify, abort, request, make_response, url_for,flash, redirect,session
from flask.ext.httpauth import HTTPBasicAuth
#from celery import Celery
import pylcdlib #i2c lib
import json
from content_management import *
from wtforms import Form, BooleanField, TextField, PasswordField, validators,IntegerField,RadioField,StringField
from wtforms.widgets import TextArea
from passlib.hash import sha256_crypt
from MySQLdb import escape_string as thwart
from functools import wraps
from pwhash import *
import collections
import base64
import serial
import time
from datetime import datetime
from dbconnect import connection
import gc
app = Flask(__name__)
TOPIC_DICT = Content()
#app.config.from_pyfile('config.py')
#app.config['CELERY_BROKER_URL'] = 'redis://localhost:6379/0'
#app.config['CELERY_RESULT_BACKEND'] = 'redis://localhost:6379/0'
auth = HTTPBasicAuth()
#celery = Celery(app.name, broker=app.config['CELERY_BROKER_URL'])
#celery.conf.update(app.config)
#lcd = pylcdlib.lcd(0x3F,1)
class RegistrationForm(Form):
username=TextField('Username',[validators.Length(min=4, max=20)])
name=TextField('Name',[validators.Length(min=4, max=20)])
surname=TextField('Surname',[validators.Length(min=4, max=20)])
email = TextField('Email Address',[validators.Length(min=6, max=50)])
telephone = TextField('Telephone ',[validators.Length(min=10, max=11)])
doorkey = TextField('Door Key ',[validators.Length(min=4, max=4)])
password = PasswordField('Password',[validators.Required(),
validators.EqualTo('confirm',message="Passwords must match")])
confirm = PasswordField('Repeat Password')
class SetTextForm(Form):
txt_time=TextField('',[validators.Length(min=5, max=5)])
txt_process=IntegerField('',[validators.NumberRange(min=0, max=480)])
radio_switch = RadioField('Switch', choices=[('On','On'),('Off','Off')])
radio_interval = RadioField('Interval', choices=[('Weekdays','WeekDay'),('Weekends','Weekends'),('Always','Always')])
note = StringField(u'note', widget=TextArea())
def sendserial(_id,_status):
signal= str(_id) if _id>10 else "0"+str(_id)
signal=signal + ("1" if _status=="On" else "0")
signal=signal +"**"
return signal
def login_required(f):
@wraps(f)
def wrap(*args, **kwargs):
if 'logged_in' in session:
return f(*args, **kwargs)
else:
flash("You need to login first")
return redirect(url_for('login_page'))
return wrap
@app.route("/logout/")
@login_required
def logout():
session.clear()
flash("You have been logged out!")
gc.collect()
return redirect(url_for('dashboard'))
@app.route('/tasks/',methods=['GET','POST'])
@login_required
def tasks():
try:
data={}
DEVICE_LIST=[]
form = SetTextForm(request.form)
c, conn = connection()
c.execute("SELECT id,location,name FROM tb_device")
i=0
rows = c.fetchall()
for row in rows:
data["id"]=row[0]
data["location"]=row[1]
data["name"]=row[2]
DEVICE_LIST.insert(i,data)
data={}
i=i+1
if request.method == "POST" and form.validate():
_time =form.txt_time.data
_process =form.txt_process.data
_switch=form.radio_switch.data
_note=form.note.data
_interval=form.radio_interval.data
_device_id=(request.form['device'])
trigger=_time.split(':')
try:
if int(trigger[0])>23 or int(trigger[1])>60:
flash("Invalid data")
c.close()
conn.close()
return render_template("tasks.html",DEVICE_LIST=DEVICE_LIST,TASK_LIST=TASK_LIST,form=form)
else:
c.execute("""SELECT uid FROM tb_users WHERE username =(%s)""",session['username'])
_user_id=c.fetchone()[0]
now = datetime.now()
now =now.strftime('%Y-%m-%d %H:%M:%S')
c.execute("""INSERT INTO tb_tasks(device_id,user_id,switch,triggertime,process,period,note,active,datetime) VALUES(%d,%d,'%s','%s',%d,'%s','%s',1,'%s')"""%(int(_device_id),int(_user_id),str(_switch),str(_time),int(_process),str(_interval),str(_note),str(now)))
conn.commit()
except Exception as e:
c.close()
conn.close()
flash("Invalid data")
return render_template("tasks.html",DEVICE_LIST=DEVICE_LIST,form=form)
data={}
TASKS_LIST=[]
c.execute("SELECT tb_tasks.id,tb_users.username, tb_device.name, tb_device.location,tb_tasks.switch,tb_tasks.triggertime, tb_tasks.process,tb_tasks.period, tb_tasks.note, tb_tasks.active, tb_tasks.datetime FROM tb_tasks,tb_device,tb_users WHERE tb_users.uid = tb_tasks.user_id AND tb_device.id = tb_tasks.device_id")
i=0
rows = c.fetchall()
for row in rows:
data["id"]=row[0]
data["username"]=row[1]
data["device"]=row[3]+" "+row[2]
data["switch"]=row[4]
data["triggertime"]=row[5]
data["process"]=row[6]
data["period"]=row[7]
data["note"]=row[8]
data["active"]=row[9]
data["datetime"]=row[10]
TASKS_LIST.insert(i,data)
data={}
i=i+1
c.close()
conn.close()
return render_template("tasks.html",DEVICE_LIST=DEVICE_LIST,TASKS_LIST=TASKS_LIST,form=form)
except Exception as e:
return(str(e))
@app.route('/register/',methods=['GET','POST'])
@login_required
def register_page():
try:
form = RegistrationForm(request.form)
if request.method == "POST" and form.validate():
username =form.username.data
email = form.email.data
name = form.name.data
surname = form.surname.data
telephone = form.telephone.data
doorkey = form.doorkey.data
password = sha256_crypt.encrypt((str(form.password.data)))
c,conn = connection()
x = c.execute("SELECT * FROM tb_users WHERE username =(%s)",
(thwart(username)))
if int(x) > 0:
flash("That email is already taken, please choose another")
return render_template('register.html',form=form)
else:
c.execute("INSERT INTO tb_users (username,name,surname,telephone,doorkey,password,email) VALUES (%s,%s,%s,%s,%s,%s,%s)",
(thwart(username),thwart(name),thwart(surname),thwart(telephone),thwart(doorkey),thwart(password),thwart(email)))
conn.commit()
flash("Thanks for registering ! ")
c.close()
conn.close()
gc.collect()
session['logged_in']= True
session['username'] = username
return redirect(url_for('dashboard'))
return render_template("register.html",form=form)
except Exception as e:
return(str(e))
@app.errorhandler(404)
def not_found(e):
return render_template("404.html")
@app.errorhandler(405)
def method_not_found(e):
return render_template("405.html")
def rest_login_user(username,password):
if username != "" and password != "":
c, conn = connection()
data = c.execute("SELECT username, password FROM tb_users WHERE username = (%s)", username)
data = c.fetchone()[1]
if sha256_crypt.verify(password,data):
return True
else:
return False
else:
return False
@auth.verify_password
def verify_password(username, password):
if username != "" and password != "":
auth_header = request.headers.get('Authorization', None)
if auth_header is None:
return False
else:
auth_header = auth_header.replace('Basic ', '')
auth_header2=base64.b64decode(auth_header)
username, password = auth_header2.split(':', 1)
return rest_login_user(username,password)
else:
return False
@app.route('/')
def homepage():
try:
if session['logged_in']== True:
return redirect(url_for("userlist"))
else:
return render_template("login.html")
except:
return render_template("login.html")
@app.route('/userlist/')
@login_required
def userlist():
error=''
i=0
try:
data={}
USER_LIST=[]
c, conn = connection()
c.execute("SELECT uid,username,name,surname,email,telephone,authority,active FROM tb_users ")
rows = c.fetchall()
for row in rows:
data["ID"]=row[0]
data["username"]=row[1]
data["name"]=row[2]
data["surname"]=row[3]
data["email"]=row[4]
data["telephone"]=row[5]
data["authority"]=row[6]
data["active"]=row[7]
USER_LIST.insert(i,data)
data={}
i=i+1
c.close()
conn.close()
return render_template("list.html",USER_LIST=USER_LIST)
except Exception as e:
flash(e)
@app.route('/devices/')
@login_required
def devices():
try:
i=0
data={}
DEVICE_LIST=[]
c, conn = connection()
c.execute("SELECT * FROM tb_device ")
rows = c.fetchall()
for row in rows:
data["ID"]=row[0]
data["name"]=row[1]
data["location"]=row[2]
data["status"]=row[3]
data["active"]=row[4]
DEVICE_LIST.insert(i,data)
data={}
i=i+1
c.close()
conn.close()
return render_template("device.html",DEVICE_LIST=DEVICE_LIST)
except Exception as e:
return str(e)
@app.route('/activity/')
@login_required
def activity():
error=''
i=0
try:
data={}
values=[]
ACTIVITY_LIST=[]
c, conn = connection()
c.execute("SELECT tb_users.username, tb_device.name, tb_activity.prevstatus, tb_activity.currentstatus,tb_activity.IP,tb_activity.DATE,tb_activity.error,tb_activity.report FROM tb_users, tb_activity, tb_device WHERE tb_users.uid=tb_activity.user_id and tb_device.id=tb_activity.device_id ")
rows = c.fetchall()
for row in rows:
data["Username"]=row[0]
data["Device"]=row[1]
data["Prevstatus"]=row[2]
data["Currentstatus"]=row[3]
data["IP"]=row[4]
data["DATE-TIME"]=row[5]
data["Error"]=row[6]
data["Report"]=row[7]
ACTIVITY_LIST.insert(i,data)
data={}
i=i+1
c.close()
conn.close()
return render_template("activity.html",ACTIVITY_LIST=ACTIVITY_LIST)
except Exception as e:
flash(e)
@app.route('/login/', methods=['GET','POST'])
def login_page():
error = ''
try:
c, conn = connection()
if request.method == "POST":
data = c.execute("SELECT username, password FROM tb_users WHERE username = (%s)", thwart(request.form['username']))
data = c.fetchone()[1]
if sha256_crypt.verify(request.form['password'], data):
session['logged_in'] = True
session['username'] = request.form['username']
flash("You are now logged in")
return redirect(url_for("userlist"))
else:
error = "Invalid credentials, try again 1."
gc.collect()
return render_template("login.html", error=error)
except Exception as e:
flash(e)
error = "Invalid credentials, try again."
return render_template("login.html", error = error)
@app.route('/dashboard/')
@login_required
def dashboard():
return render_template("dashboard.html", TOPIC_DICT = TOPIC_DICT)
@app.route('/slashboard/')
@login_required
def slashboard():
try:
return render_template("slahsboard.html", TOPIC_DICT = TOPIC_DICT)
except Exception as e:
return render_template("500.html",error=e)
@app.route('/home',methods=['GET','POST'])
@login_required
def index():
return "Hello "
@app.route('/rest/login',methods=['GET','POST'])
@auth.login_required
def rest_login():
return "Hello, %s!" % auth.username()
@app.route('/rest/users',methods=['GET','POST'])
@auth.login_required
def rest_users():
try:
response=[]
data={}
json_data=""
c, conn = connection()
c.execute("SELECT uid,username,name,surname,telephone,email,authority FROM tb_users ")
rows = c.fetchall()
for item in rows:
data['ID']=item[0]
data['name']=item[2]
data['surname']=item[3]
data['telephone']=item[4]
data['email']=item[5]
data['authority']=item[6]
json_data=json_data + json.dumps(data)
c.close()
conn.close()
return ('{"user":['+json_data+"]}")
except Exception as e:
return(str(e))
@app.route('/rest/activity',methods=['POST'])
@auth.login_required
def rest_activity():
try:
deviceid=None
c, conn = connection()
#c.execute("SELECT tb_users.name, tb_device.name, tb_activity.prevstatus, tb_activity.nextstatus FROM tb_users, tb_activity, tb_device WHERE tb_users.uid=tb_activity.changer_id and tb_device.id=tb_activity.device_id")
jsonData=json.loads(request.data)
for item in jsonData:
if str(item) == "count":
count = str(jsonData[str(item)])
if "deviceid" in jsonData:
deviceid=str(jsonData["deviceid"])
#c,conn = connection()
#x = c.execute("SELECT * FROM tb_device WHERE id =(%d)",deviceid)
#if int(x)<1:
# abort(400)
#else:
ip=request.remote_addr
#c.execute("INSERT INTO tb_activity(user_id,device_id,prevstatus,currentstatus,date,IP,error) VALUES(%d,%d,)");
return jsonify({'count': count, 'deviceid':deviceid,'ip':ip}), 201
except Exception as e:
return(str(e))
@app.route('/rest/switch',methods=['POST'])
@auth.login_required
def rest_switch():
try:
#c.execute("SELECT tb_users.name, tb_device.name, tb_activity.prevstatus, tb_activity.nextstatus FROM tb_users, tb_activity, tb_device WHERE tb_users.uid=tb_activity.changer_id and tb_device.id=tb_activity.device_id")
jsonData=json.loads(request.data)
try:
for item in jsonData:
if str(item) == "status":
status = str(jsonData[str(item)])
if "deviceid" in jsonData:
device_id=str(jsonData["deviceid"])
except:
return abort(400)
c, conn = connection()
device_id=int(device_id)
x = c.execute("""SELECT id,status FROM tb_device WHERE id =%d"""%(device_id))
if (int(x)<1) or (status!="On" and status!="Off"):
abort(400)
else:
db_status=c.fetchone()[1]
if db_status == status:
abort(400)
else:
c.execute("""SELECT uid FROM tb_users WHERE username =(%s)""",auth.username())
user_id=c.fetchone()[0]
try:
now = datetime.now()
now =now.strftime('%Y-%m-%d %H:%M:%S')
ip=request.remote_addr
err=0
ser = serial.Serial('/dev/ttyACM0',9600)
ser.writelines(sendserial(device_id,status))
report="Passed"
c.execute("""INSERT INTO tb_activity(user_id,device_id,prevstatus,currentstatus,date,IP,error,report) VALUES(%d,%d,'%s','%s','%s','%s',%d,'%s')"""%(user_id,device_id,db_status,status,now,ip,err,report))
c.execute("""UPDATE tb_device SET status='%s' where id = %d"""%(status,int(device_id)))
conn.commit()
ser.flush()
return jsonify({'user_id': user_id, 'deviceid':device_id,'ip':ip,'date':now,'status':status,'username':auth.username()}), 201
except Exception as e:
report=str(e)
report=report.replace("'","")
c.execute("""INSERT INTO tb_activity(user_id,device_id,prevstatus,currentstatus,date,IP,error,report) VALUES(%d,%d,'%s','%s','%s','%s',%d,'%s')"""%(user_id,device_id,db_status,db_status,now,ip,1,report))
conn.commit()
abort(501)
except Exception as e:
return(str(e))
@app.route('/rest/status',methods=['GET','POST'])
@auth.login_required
def rest_status():
try:
#curl -u slck:slck123 -i -H "Content-Type:application/json" -X POST -d '{"ID":"5"}' 192.168.1.33/rest/status
response={}
data={}
i=0
json_data=""
c, conn = connection()
if request.method=="GET":
c.execute("SELECT * FROM tb_device ")
rows = c.fetchall()
for item in rows:
data['ID']=item[0]
data['name']=item[1]
data['location']=item[2]
data['status']=item[3]
data['active']=item[4]
response[int(item[0])]=data
data={}
c.close()
conn.close()
return jsonify({'device':response}), 201
else:
if not request.json or not 'deviceid' in request.json:
abort(400)
else:
deviceid=request.json["deviceid"]
c.execute("SELECT * FROM tb_device WHERE id=(%d)"%int(deviceid))
rows = c.fetchall()
for item in rows:
data['ID']=item[0]
data['name']=item[1]
data['location']=item[2]
data['status']=item[3]
data['active']=item[4]
c.close()
conn.close()
return jsonify({'device':data}), 201
except Exception as e:
return(str(e))
@app.route('/rest/test',methods=['GET'])
@auth.login_required
def rest_test():
try:
ser = serial.Serial('/dev/ttyACM0',9600)
ser.writelines('*****')
time.sleep(1)
x=ser.readline()
ser.flush()
return jsonify({'temperature':str(x)}), 201
except Exception as e:
return(str(e))
@app.route('/rest/lcd',methods=['POST'])
@auth.login_required
def rest_lcd():
try:
jsonData=json.loads(request.data)
line1=str(jsonData["first line"])
line2=str(jsonData["second line"])
time.sleep(1)
lcd.lcd_puts(line1,1)
time.sleep(1)
lcd.lcd_puts(line2,2)
return jsonify({'temperature':'sad'}), 200
except Exception as e:
return(str(e))
@app.route('/rest/demo',methods=['GET'])
@auth.login_required
def rest_demo():
try:
return jsonify({'temperature':'26/30'}), 201
except Exception as e:
return(str(e))
@app.route('/deltask/<int:task_id>',methods=['GET'])
@auth.login_required
def deltask(task_id):
c,conn=connection()
c.execute("DELETE FROM tb_tasks WHERE id=%d"%(task_id))
conn.commit()
c.close()
conn.close()
return redirect(url_for('tasks'))
@app.route('/rest/tasks',methods=['POST'])
@auth.login_required
def rest_tasks():
return("test")
if __name__ == "__main__":
app.run(debug=True)