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mail_sending_client_app.py
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mail_sending_client_app.py
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import smtplib
import tkinter as tk
from tkinter import *
from tkinter import messagebox
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from tkinter import filedialog
class MailingApp:
def __init__(self, root):
self.root = root
self.root.title("Mail Sending Client.")
#senders information
#email info
self.sender_mail_label = Label(self.root, text="Sender's Email: ").grid(row=0, column=0, padx=10,pady=10)
self.sender_mail_entry = Entry(self.root, width=50)
self.sender_mail_entry.grid(row=0, column=1, columnspan=3, padx=10,pady=10)
#password info
self.sender_password_label = Label(self.root, text="Sender's Password: ").grid(row=0, column=4, padx=10,pady=10)
self.sender_password_entry = Entry(self.root, width=50, show="*")
self.sender_password_entry.grid(row=0, column=5, columnspan=3, padx=10,pady=10)
#receivers information
#email info
self.receiver_mail_label = Label(self.root, text="Receiver's Email: ").grid(row=1, column=0, padx=10, pady=10)
self.receiver_mail_entry = Entry(self.root, width=50)
self.receiver_mail_entry.grid(row=1, column=1, columnspan=3, padx=10, pady=10)
#subject info
self.subject_label = Label(self.root, text="Subject: ").grid(row=1, column=4, padx=10, pady=10)
self.subject_entry = Entry(self.root, width=50)
self.subject_entry.grid(row=1, column=5, columnspan=3, padx=10, pady=10)
#body/message info
self.body_label = Label(self.root, text="Body: ").grid(row=2, column=0, padx=10, pady=10)
self.body_text = Text(self.root, width=102, height=20)
self.body_text.grid(row=3, column=0, columnspan=10, padx=10, pady=10)
# Send Email button
self.send_button = Button(self.root, text="Send Email", command=self.send_email)
self.send_button.grid(row=4, column=0, padx=10, pady=10)
def send_email(self):
# get all the information available and store them inside variables
sender_email = self.sender_mail_entry.get()
sender_password = self.sender_password_entry.get()
recipient_email = self.receiver_mail_entry.get()
subject = self.subject_entry.get()
body = self.body_text.get("1.0", "end-1c")
#create email msg headers
#MIME = Multipurpose internet mailing extension
msg = MIMEMultipart()
#setting the 'from' header, who the email is sent from
msg['From'] = sender_email
#setting the 'to' header, who the email is concerned to
msg['To'] = recipient_email
#setting the 'subject' header, msg or body portion of the mail.
msg['Subject'] = subject
#setting up of a server, creates an instance of smtp() class for connecting gmail's smtp server on specified port(587)
server = smtplib.SMTP('smtp.gmail.com', 587)
#starts a secure smtp server connection using tls(transport layer security)
server.starttls()
#logs into smtp server using the credentials. Important step for authentication
server.login(sender_email, sender_password)
#sends the email, specifies the sender's mail, recipient's mail, and email message as string
server.sendmail(sender_email, recipient_email, msg.as_string())
#closing the connection to the smtp server
server.quit()
#success message
messagebox.showinfo("Success", "Email sent successfully!")
root = tk.Tk()
mailing_app = MailingApp(root)
root.mainloop()