first

reader.py

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+from mfrc522 import SimpleMFRC522
+reader = SimpleMFRC522()
+
+try:
+    while True:
+        id, text = reader.read()
+        print(id)
+        print(text)
+except KeyboardInterrupt:
+    GPIO.cleanup()
+    raise

readme.md

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+# Raspberry Pi
+Python kode for å lese rfid med RFID-RC522 og sende det til en server med HTTP POST.

registrer.py

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+from mfrc522 import SimpleMFRC522#rfid reader library
+from requests import post, get #make post & get requests
+from RPi import GPIO
+import json#json
+from mysql import connector#mysql
+import datetime
+
+def timestamp():
+    #https://stackoverflow.com/questions/2150739/iso-time-iso-8601-in-python
+    return [datetime.datetime.now().astimezone().replace(microsecond=0).isoformat()]
+
+with open('./settings.json') as json_settings:#open json file with settings
+    settings = json.loads(json_settings.read())#read the json to a python object
+
+reader = SimpleMFRC522()
+
+localdb = connector.connect(#connect to a local mariadb database
+    host=settings['localdb']['host'],
+    user=settings['localdb']['user'],
+    password=settings['localdb']['password'],
+    database=settings['localdb']['database']
+)
+cursor = localdb.cursor()
+
+cursor.execute("SHOW GLOBAL VARIABLES LIKE 'time_zone';")
+cursor.execute("SHOW GLOBAL VARIABLES LIKE 'system_time_zone';")
+cursor.execute("SELECT NOW();")
+localdb.commit()
+print(mycursor.fetchall())
+
+get(str(settings['url'] + '/stafett/time.php'))
+
+try:
+    while True:
+        id, text = reader.read()#read rfid
+        rfid = [str(id) + str(text)]
+        print(rfid)
+
+        cursor.execute("INSERT INTO tidtabell (rfid) VALUES(%s);", (rfid))
+        #^sends the rfid into the database, the time column is automatically CURRENT_TIMESTAMP whitch is the same as NOW();
+        localdb.commit()#write the sql
+
+        post(settings['url'], {'rfid': rfid[0], 'timestamp': timestamp()})#send POST with rfid to kvadda.no
+        
+except KeyboardInterrupt:#ctrl + c
+    GPIO.cleanup()#clean up the gpio
+    raise#exit program

registrer_lag.py

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+from tkinter import *
+from tkinter import ttk
+from requests import post
+
+def get_rfid(rfid):
+    return
+
+def main():
+    global LagNavn, Bedrift, rfid, Lagleder, Telefon, Deltagere, Brukernavn, Passord
+    root = Tk()
+    notebook = ttk.Notebook(root)
+    notebook.pack()
+    tab0 = ttk.Frame(notebook)
+    notebook.add(tab0, text='Registrereing')
+    
+    ttk.Label(tab0, text='LagNavn').grid(row=1)
+    LagNavn = ttk.Entry(tab0)
+    LagNavn.grid(column=1, row=1)
+
+    ttk.Label(tab0, text='Bedrift').grid(row=2)
+    Bedrift = ttk.Entry(tab0)
+    Bedrift.grid(column=1, row=2)
+
+    ttk.Label(tab0, text='RFID').grid(row=3)
+    rfid = ttk.Entry(tab0)
+    rfid.grid(column=1, row=3)
+    ttk.Button(tab0, command=get_rfid(rfid), text='Les fra pinne').grid(column=2, row=3)
+
+    ttk.Label(tab0, text='Lagleder').grid(row=4)
+    Lagleder = ttk.Entry(tab0)
+    Lagleder.grid(column=1, row=4)
+
+    ttk.Label(tab0, text='Telefon').grid(row=5)
+    Telefon = ttk.Entry(tab0)
+    Telefon.grid(row=5, column=1)
+
+    ttk.Label(tab0, text='Deltagere').grid(row=6)
+    Deltagere = ttk.Entry(tab0)
+    Deltagere.grid(row=6, column=1)
+
+    tab1 = ttk.Frame(notebook)
+
+    ttk.Label(tab1, text='Brukernavn').grid()
+    Brukernavn = ttk.Entry(tab1)
+    Brukernavn.grid(column=1, row=0)
+
+    ttk.Label(tab1, text='Passord').grid(row=1)
+    Passord = ttk.Entry(tab1, show='*')
+    Passord.grid(column=1, row=1)
+
+    notebook.add(tab1, text='Servertilkobling')
+
+    ttk.Button(tab0, text='Registrer', command=send).grid(row=7, column=1)
+    
+    root.mainloop()
+
+def send():
+    global LagNavn, Bedrift, rfid, Lagleder, Telefon, Deltagere, Brukernavn, Passord
+    r = post('http://localhost/backend/registrer_lag.php', data={'LagNavn':LagNavn.get(), 'Bedrift':Bedrift.get(), 'Kortnummer':rfid.get(), 'Lagleder':Lagleder.get(), 'Telefon':Telefon.get(), 'Deltagere':Deltagere.get(), 'Brukernavn':Brukernavn.get(), 'Passord':Passord.get()})
+    print(r.status_code)
+    print(r.headers)
+    print(r.text)
+    r.close()
+
+if __name__ == '__main__':
+    main()

settings.json

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+{
+    "url": "http://192.168.0.110/stafett/mottakkort.php",
+    "localdb":{
+        "host":"localhost",
+        "user":"root",
+        "password":"password",
+        "database":"stafett"
+    }
+}