Sun May 04 2025
0 : 47 : 51 AM

Khmer Web

Gateway to web application
Creating Adding/Deleting User Functionalities
ថ្ងៃ ច័ន្ទ ទី ២៦ តុលា ២០២០
Edit
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#controllers/signup.py
import config, lib, datetime, uuid
from bottle import route, template, request, redirect
from models import userdb
 
@route('/signup')
def signup():
  config.kargs['blogTitle'] = "ទំព័រសមាជិក​"
  config.kargs['posts'] = userdb.select(config.kargs['dashboardPostLimit'])
  config.kargs['thumbs'] = lib.getPostThumbs(config.kargs['posts'], type="user")
  config.kargs['page'] = 1
  return template('dashboard/signup', data=config.kargs)
 
@route('/user/<id:int>')
def post(id):
  config.kargs['blogTitle'] = "ទំព័រសមាជិក"
  config.kargs['frontPagePostLimit'] = 20
  config.kargs['post'] = userdb.select(1, id)
  config.kargs['posts'] = userdb.select(config.kargs['frontPagePostLimit'])
  config.kargs['thumbs'] = lib.getPostThumbs(config.kargs['posts'], "user")
  config.kargs['page'] = 1
  author = request.get_cookie("logged-in", secret=config.kargs['secretKey'])
  if author:
    config.kargs['showEdit'] = True
 
  return template('user', data=config.kargs)
 
@route('/signup', method="POST")
def signupPost():
  author = request.get_cookie("logged-in", secret=config.kargs['secretKey'])
  user = userdb.createTable()
 
  username = request.forms.getunicode('fusername')
  password = request.forms.getunicode('fpassword')
  rights = request.forms.getunicode('frights')
  email = request.forms.getunicode('femail')
  profile = request.forms.getunicode('fprofile')
  gender = request.forms.getunicode('fgender')
   
  if not user:
    userdb.insert(str(uuid.uuid4().int), username, password, "Admin", email, profile, gender)
  else:
    if ((author != "Guest") and userdb.checkAdmin(author)):
      if 'postId' in config.kargs:
        id = config.kargs['postId']
        userdb.update(username, password, rights, email, profile, gender, id)
        del config.kargs['postId']
      else:
        userdb.insert(str(uuid.uuid4().int), username, password, rights, email, profile, gender)
 
      redirect('/signup')
     
  redirect('/login')
 
@route('/user/edit/<id:int>')
def edit(id):
  author = request.get_cookie("logged-in", secret=config.kargs['secretKey'])
  if ((author != "Guest") and userdb.checkAdmin(author)):
    config.kargs['blogTitle'] = "ទំព័រ​កែ​តំរូវ"
    config.kargs['posts'] = userdb.select(config.kargs['dashboardPostLimit'])
    config.kargs['thumbs'] = lib.getPostThumbs(config.kargs['posts'], type="user")
    config.kargs['post'] = userdb.select(1, id)
    config.kargs['edit'] = True
    config.kargs['postId'] = id
    config.kargs['page'] = 1
    return template('dashboard/signup', data=config.kargs)
   
  redirect('/signup')
 
@route('/user/delete/<id:int>')
def delete(id):
  author = request.get_cookie("logged-in", secret=config.kargs['secretKey'])
  if ((author != "Guest") and userdb.checkAdmin(author)):
    userdb.delete(id)
     
  redirect('/signup')
 
@route('/user/paginate/<place>')
def paginate(place):
  if place == "frontEnd":
    postLimit = config.kargs['frontPagePostLimit']
  else:
    postLimit = config.kargs['dashboardPostLimit']
 
  posts = userdb.select(postLimit, page=config.kargs['page'])
 
  if posts:
    config.kargs['page'] += 1
    thumbs = lib.getPostThumbs(posts, type='user')
    return {'json':posts, 'thumbs':thumbs}
  else:
    return {'json':0}
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#models/userdb.py
import os
import psycopg2
 
def createTable():
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  SQL = '''CREATE TABLE IF NOT EXISTS USERS(
  ID TEXT,
  USERNAME TEXT,
  PASSWORD TEXT,
  RIGHTS TEXT,
  EMAIL TEXT,
  PROFILE TEXT,
  GENDER TEXT
  )'''
 
  cursor.execute(SQL)
   
  cursor.execute("SELECT ID FROM USERS LIMIT 1")
  result = cursor.fetchone()
  conn.commit()
  conn.close()
  return result
 
def insert(*user):
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  cursor.execute("INSERT INTO USERS (ID, USERNAME, PASSWORD, RIGHTS, EMAIL, PROFILE, GENDER) VALUES %s ", (user,))
   
  conn.commit()
  conn.close()
 
def check(username, password):
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  cursor.execute("SELECT USERNAME, PASSWORD FROM USERS WHERE USERNAME = '"+ username + "' and PASSWORD = '" + password + "' LIMIT 1")
 
  result = cursor.fetchone()
  if result:
    return True
  else:
    return False
   
def checkAdmin(username):
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  cursor.execute("SELECT USERNAME, RIGHTS FROM USERS WHERE USERNAME = '"+ username + "' and RIGHTS = 'Admin' LIMIT 1")
 
  result = cursor.fetchone()
  if result:
    return True
  else:
    return False
 
def select(amount, id=None, page=0):
  createTable()
 
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  if id and (amount == 1):
    cursor.execute("SELECT * FROM USERS WHERE ID = '" + str(id) +"'")
  elif page:
    SQL = "SELECT * FROM USERS ORDER BY CTID DESC OFFSET %s ROWS FETCH NEXT %s ROWS ONLY"
    cursor.execute(SQL, (amount*page, amount))
  else:
    cursor.execute("SELECT * FROM USERS ORDER BY CTID DESC LIMIT " + str(amount))
     
  result = cursor.fetchall()
  return result
 
def update(*args):
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  sql = "UPDATE USERS SET USERNAME = %s, PASSWORD = %s, RIGHTS = %s, EMAIL = %s, PROFILE = %s, GENDER = %s WHERE ID = '%s' "
   
  cursor.execute(sql, args)
   
  conn.commit()
  conn.close()
 
def delete(id):
  if 'DYNO' in os.environ:
    DATABASE_URL = os.environ['DATABASE_URL']
    conn = psycopg2.connect(DATABASE_URL, sslmode='require')
    cursor = conn.cursor()
  else:
    conn = psycopg2.connect(
      database="postgres",
      user="postgres",
      password="sokhavuth",
      host="localhost",
      port="5432"
    )
 
    cursor = conn.cursor()
 
  cursor.execute("DELETE FROM USERS WHERE ID = '" + str(id) + "'")
 
  conn.commit()
  conn.close()

GitHub: https://github.com/Sokhavuth/kwblog
Heroku: https://khmerweb-kwblog.herokuapp.com/