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Flask-server.py
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Flask-server.py
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from flask import Flask, request, flash, redirect, url_for, render_template
from forms import *
from controllers import mine, create_transaction, full_chain, viewUser, isValid
from zkp import gen_public_sig
from config import Config
from login import *
from datetime import date, datetime
from dbcontroller import get_patient_data, store_patient_data
server = Flask(__name__)
server.config.from_object(Config)
dloggedin = False
dloggedin_user = ""
dpassword = ""
ploggedin = False
ploggedin_user = ""
ppassword = ""
pprofile = {}
admin_user = "admin"
admin_password = "admin"
@server.route("/", methods=["GET"])
def home():
global dloggedin
global dloggedin_user
global ploggedin
global ploggedin_user
if not dloggedin and not ploggedin:
return redirect("/login")
elif dloggedin:
return render_template("dindex.html", user=dloggedin_user + " (logout)")
else:
return render_template("pindex.html", user=ploggedin_user + " (logout)")
@server.route("/pviewprofile", methods=["POST", "GET"])
def pviewprofile():
global ploggedin, ploggedin_user, pprofile
if not ploggedin:
return redirect("/login")
form = PatientProfileForm(request.form)
getdata = get_patient_data(ploggedin_user)
if getdata is not None:
form.name.data = getdata[0]
form.gender.data = getdata[1]
form.dob.data = getdata[2]
form.bloodGroup.data = getdata[3]
form.phoneNumber.data = getdata[4]
form.address.data = getdata[5]
if request.method == "POST" and form.validate:
getdata = get_patient_data(ploggedin_user)
if getdata is None:
store_patient_data(
form.name.data,
form.gender.data,
form.dob.data,
form.bloodGroup.data,
form.phoneNumber.data,
form.address.data,
)
else:
form.name.data = getdata[0]
form.gender.data = getdata[1]
form.dob.data = getdata[2]
form.bloodGroup.data = getdata[3]
form.phoneNumber.data = getdata[4]
form.address.data = getdata[5]
return redirect("/pviewprofile")
return render_template(
"pviewprofile.html", form=form, user=f"{ploggedin_user} (logout)"
)
@server.route("/addreport", methods=["POST", "GET"])
def addreport():
global dloggedin, dloggedin_user, dpassword
if not dloggedin:
return redirect("/login")
form = AddMedicalHistoryForm(request.form)
if request.method == "POST" and form.validate:
user = form.username.data
report = []
report.append(user)
report.append(dloggedin_user)
report.append(form.medicalReport.data)
report.append(form.pulse.data)
report.append(form.bloodPressure.data)
report.append(form.temperature.data)
report.append(form.bloodSugar.data)
report.append(form.weight.data)
report.append(form.Prescription.data)
report.append(date.today())
signature = gen_public_sig(dpassword, report[2])
create_transaction(user, dloggedin_user, report, signature)
mine(user)
return redirect(url_for("home"))
user_string = f"{dloggedin_user} (logout)"
return render_template("addreport.html", form=form, user=user_string)
@server.route("/pviewreport", methods=["POST", "GET"])
def viewreport():
global ploggedin, ploggedin_user
if not ploggedin:
return redirect("/login")
form = ViewMedicalHistoryForm(request.form)
blockchain = full_chain(ploggedin_user)
report_view = [block["transactions"] for block in blockchain["chain"]]
return render_template(
"pviewreport.html",
data=report_view,
form=form,
user=f"{ploggedin_user} (logout)",
)
@server.route("/dviewreport", methods=["POST", "GET"])
def dviewreport():
global dloggedin, dloggedin_user
if not dloggedin:
return redirect("/login")
report_view = []
form = ViewMedicalHistoryForm(request.form)
if request.method == "POST":
username = form.username.data
blockchain = full_chain(username)
report_view = [block["transactions"] for block in blockchain["chain"]]
return render_template(
"dviewreport.html",
data=report_view,
form=form,
user=f"{dloggedin_user} (logout)",
)
@server.route("/dlogout", methods=["GET"])
def dlogout():
global dloggedin
global dloggedin_user
dloggedin = False
dloggedin_user = ""
return redirect("/login")
@server.route("/plogout", methods=["GET"])
def logout():
global ploggedin
global ploggedin_user
ploggedin = False
ploggedin_user = ""
return redirect("/login")
@server.route("/login", methods=["GET", "POST"])
def login():
global dloggedin, dloggedin_user, dpassword
global ploggedin, ploggedin_user, ppassword
form = LoginForm(request.form)
if request.method == "POST" and form.validate():
username = form.username.data
password = form.password.data
# if admin, create
res = check_login(username, password)
if res == 2:
dloggedin = True
dloggedin_user = username
flash(f"Logged in as {username}.")
return redirect("/")
elif res == 1:
ploggedin = True
ploggedin_user = username
flash(f"Logged in as {username}.")
return redirect("/")
else:
flash("Invalid username or password.")
return redirect("/login")
return render_template("login.html", title="Sign In", form=form)
@server.route("/dtamper", methods=["GET", "POST"])
def tamper():
global dloggedin, dloggedin_user
if not dloggedin:
return redirect("/login")
report_view = []
form = ViewMedicalHistoryForm(request.form)
if request.method == "GET":
username = form.username.data
return render_template(
"dtamper.html",
data=report_view,
form=form,
user=f"{dloggedin_user} (logout)",
)
if request.method == "POST":
username = form.username.data
blockchain = full_chain(username)
hasTamper = isValid(blockchain)
return render_template(
"dtamper.html", result=hasTamper, form=form, user=f"{dloggedin_user} (logout)"
)
@server.route("/register", methods=["POST", "GET"])
def register():
global dloggedin, dloggedin_user, dpassword
global ploggedin, ploggedin_user, ppassword
form = CreateAccountForm(request.form)
if request.method == "POST" and form.validate():
username = form.username.data
password = form.password.data
role = form.role.data
res = create_account(username, password, role)
print(res)
if res == 2:
flash(f"Account created for {username}.")
return redirect("/login")
elif res == 1:
flash(f"Account created for {username}!")
return redirect("/login")
else:
flash(f"Username already taken!")
return redirect("/register")
return render_template("createaccount.html", title="Register", form=form)
@server.route("/pviewuser", methods=["POST", "GET"])
def pviewuser():
global ploggedin, ploggedin_user
if not ploggedin:
return redirect("/login")
form = ViewMedicalHistoryForm(request.form)
blockchain = full_chain(ploggedin_user)
report_view = [block["transactions"] for block in blockchain["chain"]]
return render_template(
"pviewuser.html",
data=report_view,
form=form,
user=f"{ploggedin_user} (logout)",
)
if __name__ == "__main__":
server.run(host="0.0.0.0", port=5000)