232 أسطر
8.5 KiB
Python
232 أسطر
8.5 KiB
Python
import sqlite3
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import csv
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import io
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import re
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from flask import Flask, render_template, request, redirect, url_for, flash
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# --- App Setup ---
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app = Flask(__name__)
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app.secret_key = 'your_super_secret_key_12345'
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app.config['PHONE_REGEX'] = re.compile(r'^09\d{8}$') # Syrian phone format
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# --- Database Functions ---
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def get_db_connection():
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conn = sqlite3.connect('students.db')
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conn.row_factory = sqlite3.Row
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return conn
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def init_db():
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with get_db_connection() as conn:
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conn.execute('DROP TABLE IF EXISTS students')
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conn.execute('''
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CREATE TABLE students (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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student_name TEXT NOT NULL,
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age INTEGER NOT NULL CHECK(age BETWEEN 5 AND 25),
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parent_name TEXT NOT NULL,
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parent_phone_1 TEXT NOT NULL CHECK(length(parent_phone_1) = 10),
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parent_phone_2 TEXT CHECK(length(parent_phone_2) = 10 OR parent_phone_2 IS NULL),
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student_phone TEXT CHECK(length(student_phone) = 10 OR student_phone IS NULL),
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grade TEXT NOT NULL,
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school_name TEXT NOT NULL,
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address TEXT NOT NULL,
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memorizing TEXT NOT NULL
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)
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''')
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# Add indexes for faster search
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conn.execute('CREATE INDEX idx_student_name ON students(student_name)')
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conn.execute('CREATE INDEX idx_parent_phone ON students(parent_phone_1)')
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print("Database initialized with schema constraints and indexes")
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@app.cli.command('init-db')
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def init_db_command():
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init_db()
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print("Database initialized successfully")
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# --- Validation Utilities ---
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def validate_phone(phone):
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return bool(app.config['PHONE_REGEX'].match(phone)) if phone else True
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def validate_student_data(form_data, is_csv=False):
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errors = []
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required_fields = ['student_name', 'age', 'parent_name',
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'parent_phone_1', 'grade', 'school_name',
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'address', 'memorizing']
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# Check required fields
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for field in required_fields:
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if not form_data.get(field):
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errors.append(f"حقل '{field}' مطلوب")
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# Validate phone formats
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phones = [
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('parent_phone_1', form_data.get('parent_phone_1')),
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('parent_phone_2', form_data.get('parent_phone_2')),
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('student_phone', form_data.get('student_phone'))
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]
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for field, value in phones:
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if value and not validate_phone(value):
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errors.append(f"رقم الهاتف '{field}' غير صالح. يجب أن يكون 10 أرقام ويبدأ بـ 09")
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# Validate age
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try:
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age = int(form_data.get('age', 0))
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if not (5 <= age <= 25):
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errors.append("العمر يجب أن يكون بين 5 و 25 سنة")
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except ValueError:
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errors.append("العمر يجب أن يكون رقماً صحيحاً")
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return errors
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# --- App Routes ---
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@app.route('/')
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def index():
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try:
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with get_db_connection() as conn:
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students = conn.execute('''
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SELECT * FROM students
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ORDER BY student_name ASC
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''').fetchall()
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return render_template('index.html', students=students)
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except sqlite3.Error as e:
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flash(f'خطأ في قاعدة البيانات: {str(e)}', 'danger')
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return render_template('index.html', students=[])
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@app.route('/add_student', methods=['POST'])
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def add_student():
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form_data = request.form
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validation_errors = validate_student_data(form_data)
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if validation_errors:
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for error in validation_errors:
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flash(error, 'danger')
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return redirect(url_for('index'))
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try:
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student_data = (
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form_data['student_name'],
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int(form_data['age']),
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form_data['parent_name'],
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form_data['parent_phone_1'],
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form_data.get('parent_phone_2') or None,
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form_data.get('student_phone') or None,
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form_data['grade'],
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form_data['school_name'],
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form_data['address'],
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form_data['memorizing']
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)
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with get_db_connection() as conn:
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conn.execute('''
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INSERT INTO students (
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student_name, age, parent_name,
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parent_phone_1, parent_phone_2,
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student_phone, grade, school_name,
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address, memorizing
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) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
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''', student_data)
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conn.commit()
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flash('تمت إضافة الطالب بنجاح!', 'success')
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return redirect(url_for('index'))
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except sqlite3.IntegrityError as e:
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flash(f'خطأ في قاعدة البيانات: {str(e)}', 'danger')
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except Exception as e:
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flash(f'خطأ غير متوقع: {str(e)}', 'danger')
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return redirect(url_for('index'))
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@app.route('/import_csv', methods=['POST'])
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def import_csv():
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if 'file' not in request.files:
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flash('لم يتم تقديم ملف', 'danger')
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return redirect(url_for('index'))
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file = request.files['file']
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if file.filename == '':
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flash('لم يتم اختيار ملف', 'warning')
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return redirect(url_for('index'))
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if not file.filename.lower().endswith('.csv'):
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flash('صيغة الملف غير مدعومة. يجب أن يكون CSV', 'danger')
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return redirect(url_for('index'))
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try:
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stream = io.TextIOWrapper(file.stream, encoding='utf-8-sig')
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csv_reader = csv.reader(stream)
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valid_rows = []
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row_errors = []
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for i, row in enumerate(csv_reader, 1):
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if len(row) != 10:
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row_errors.append(f'السطر {i}: عدد الأعمدة غير صحيح (10 مطلوبة)')
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continue
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# Map CSV columns to form fields
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student_data = {
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'student_name': row[0].strip(),
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'age': row[1].strip(),
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'parent_name': row[2].strip(),
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'parent_phone_1': row[3].strip(),
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'parent_phone_2': row[4].strip(),
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'student_phone': row[5].strip(),
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'grade': row[6].strip(),
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'school_name': row[7].strip(),
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'address': row[8].strip(),
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'memorizing': row[9].strip()
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}
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# Validate row
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errors = validate_student_data(student_data, is_csv=True)
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if errors:
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row_errors.append(f'السطر {i}: {"; ".join(errors)}')
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continue
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# Prepare for insertion
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valid_rows.append((
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student_data['student_name'],
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int(student_data['age']),
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student_data['parent_name'],
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student_data['parent_phone_1'],
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student_data['parent_phone_2'] or None,
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student_data['student_phone'] or None,
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student_data['grade'],
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student_data['school_name'],
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student_data['address'],
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student_data['memorizing']
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))
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# Process validation results
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if row_errors:
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flash(f'تم العثور على أخطاء في {len(row_errors)} سطراً', 'warning')
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for error in row_errors[:5]: # Show first 5 errors
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flash(error, 'danger')
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if len(row_errors) > 5:
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flash(f'...و {len(row_errors)-5} أخطاء إضافية', 'danger')
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if valid_rows:
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with get_db_connection() as conn:
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conn.executemany('''
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INSERT INTO students (
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student_name, age, parent_name,
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parent_phone_1, parent_phone_2,
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student_phone, grade, school_name,
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address, memorizing
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) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
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''', valid_rows)
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conn.commit()
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flash(f'تم استيراد {len(valid_rows)} طالب بنجاح', 'success')
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else:
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flash('لم يتم استيراد أي سجلات', 'warning')
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except csv.Error as e:
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flash(f'خطأ في معالجة CSV: {str(e)}', 'danger')
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except Exception as e:
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flash(f'خطأ غير متوقع: {str(e)}', 'danger')
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return redirect(url_for('index'))
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if __name__ == '__main__':
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app.run(debug=True) |