From b0d069b7c7bb53a581d5ea67201be99b55039cff Mon Sep 17 00:00:00 2001 From: tiennm99 Date: Mon, 10 Aug 2026 15:04:12 +0700 Subject: [PATCH] Clear and rewrite: Java implementation replaces the Python app --- .gitignore | 165 ------------------------ LICENSE | 201 ------------------------------ README.md | 21 ---- app.py | 193 ---------------------------- input.xlsx | Bin 8616 -> 0 bytes requirements.txt | 21 ---- run.bat | 9 -- setup.bat | 10 -- static/script.js | 64 ---------- templates/attendance_error.html | 16 --- templates/attendance_form.html | 22 ---- templates/attendance_success.html | 15 --- templates/index.html | 45 ------- 13 files changed, 782 deletions(-) delete mode 100644 .gitignore delete mode 100644 LICENSE delete mode 100644 README.md delete mode 100644 app.py delete mode 100644 input.xlsx delete mode 100644 requirements.txt delete mode 100644 run.bat delete mode 100644 setup.bat delete mode 100644 static/script.js delete mode 100644 templates/attendance_error.html delete mode 100644 templates/attendance_form.html delete mode 100644 templates/attendance_success.html delete mode 100644 templates/index.html diff --git a/.gitignore b/.gitignore deleted file mode 100644 index 2cc90c1..0000000 --- a/.gitignore +++ /dev/null @@ -1,165 +0,0 @@ -.idea -output.xlsx - -# Byte-compiled / optimized / DLL files -__pycache__/ -*.py[cod] -*$py.class - -# C extensions -*.so - -# Distribution / packaging -.Python -build/ -develop-eggs/ -dist/ -downloads/ -eggs/ -.eggs/ -lib/ -lib64/ -parts/ -sdist/ -var/ -wheels/ -share/python-wheels/ -*.egg-info/ -.installed.cfg -*.egg -MANIFEST - -# PyInstaller -# Usually these files are written by a python script from a template -# before PyInstaller builds the exe, so as to inject date/other infos into it. -*.manifest -*.spec - -# Installer logs -pip-log.txt -pip-delete-this-directory.txt - -# Unit test / coverage reports -htmlcov/ -.tox/ -.nox/ -.coverage -.coverage.* -.cache -nosetests.xml -coverage.xml -*.cover -*.py,cover -.hypothesis/ -.pytest_cache/ -cover/ - -# Translations -*.mo -*.pot - -# Django stuff: -*.log -local_settings.py -db.sqlite3 -db.sqlite3-journal - -# Flask stuff: -instance/ -.webassets-cache - -# Scrapy stuff: -.scrapy - -# Sphinx documentation -docs/_build/ - -# PyBuilder -.pybuilder/ -target/ - -# Jupyter Notebook -.ipynb_checkpoints - -# IPython -profile_default/ -ipython_config.py - -# pyenv -# For a library or package, you might want to ignore these files since the code is -# intended to run in multiple environments; otherwise, check them in: -# .python-version - -# pipenv -# According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control. -# However, in case of collaboration, if having platform-specific dependencies or dependencies -# having no cross-platform support, pipenv may install dependencies that don't work, or not -# install all needed dependencies. -#Pipfile.lock - -# poetry -# Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control. -# This is especially recommended for binary packages to ensure reproducibility, and is more -# commonly ignored for libraries. -# https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control -#poetry.lock - -# pdm -# Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control. -#pdm.lock -# pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it -# in version control. -# https://pdm.fming.dev/latest/usage/project/#working-with-version-control -.pdm.toml -.pdm-python -.pdm-build/ - -# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm -__pypackages__/ - -# Celery stuff -celerybeat-schedule -celerybeat.pid - -# SageMath parsed files -*.sage.py - -# Environments -.env -.venv -env/ -venv/ -ENV/ -env.bak/ -venv.bak/ - -# Spyder project settings -.spyderproject -.spyproject - -# Rope project settings -.ropeproject - -# mkdocs documentation -/site - -# mypy -.mypy_cache/ -.dmypy.json -dmypy.json - -# Pyre type checker -.pyre/ - -# pytype static type analyzer -.pytype/ - -# Cython debug symbols -cython_debug/ - -# PyCharm -# JetBrains specific template is maintained in a separate JetBrains.gitignore that can -# be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore -# and can be added to the global gitignore or merged into this file. 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Install python3: - Go to [python.org](https://www.python.org/downloads/) and download the latest version of python3. -2. Clone the repository - ```bash - git clone https://github.com/tiennm99/qr-code-attendance.git - ``` - Or download the zip file and extract it. -3. Run `setup.bat` to install the required packages. -4. Run `run.bat` to start the server. - -# Note - -**These code for educational purposes only. It is not secure and not optimized for production use.** - -_Good luck, sis!_ diff --git a/app.py b/app.py deleted file mode 100644 index 1767c18..0000000 --- a/app.py +++ /dev/null @@ -1,193 +0,0 @@ -from threading import Timer - -import psutil -import qrcode -from flask import Flask, render_template, request, jsonify, redirect, url_for, abort -import io -import base64 -import pandas as pd -from datetime import datetime -import os -from openpyxl import load_workbook -from openpyxl.styles import Font, PatternFill -import webbrowser -from collections import deque -from functools import wraps - -app = Flask(__name__) - -PORT = 31009 -INPUT_EXCEL = 'input.xlsx' -OUTPUT_EXCEL = 'output.xlsx' - -# Use a deque to store the last submissions -last_submissions = deque(maxlen=10) - - -def open_browser(): - webbrowser.open_new(f'http://localhost:{PORT}/private') - - -def get_ip_addresses(): - ip_addresses = [] - for interface, addrs in psutil.net_if_addrs().items(): - for addr in addrs: - if addr.family == 2: # AF_INET (IPv4) - ip_addresses.append((interface, addr.address)) - return ip_addresses - - -def generate_qr_code(data): - qr = qrcode.QRCode(version=1, box_size=10, border=5) - qr.add_data(data) - qr.make(fit=True) - img = qr.make_image(fill_color="black", back_color="white") - return img - - -def initialize_output_excel(): - if not os.path.exists(INPUT_EXCEL): - raise FileNotFoundError(f"{INPUT_EXCEL} not found. Please provide the input Excel file.") - - df = pd.read_excel(INPUT_EXCEL) - df['Attended'] = '' - df['Submit Time'] = '' - df['IP'] = '' - df['User Agent'] = '' - df.to_excel(OUTPUT_EXCEL, index=False) - - -def localhost_only(f): - @wraps(f) - def decorated_function(*args, **kwargs): - if request.remote_addr != '127.0.0.1': - abort(403) # Forbidden - return f(*args, **kwargs) - - return decorated_function - - -@app.route('/private') -@localhost_only -def index(): - ip_addresses = get_ip_addresses() - return render_template('index.html', ip_addresses=ip_addresses, last_submissions=list(last_submissions)) - - -@app.route('/private/generate_qr', methods=['POST']) -@localhost_only -def generate_qr(): - selected_ip = request.json.get('ip') - full_url = f"http://{selected_ip}:{PORT}/public/attendance" - qr_img = generate_qr_code(full_url) - img_buffer = io.BytesIO() - qr_img.save(img_buffer, format='PNG') - img_buffer.seek(0) - qr_code = base64.b64encode(img_buffer.getvalue()).decode() - return jsonify({'qr_code': qr_code, 'full_url': full_url}) - - -@app.route('/public/attendance', methods=['GET', 'POST']) -def attendance(): - if request.method == 'POST': - student_id = request.form['student_id'] - ip_address = request.remote_addr - user_agent = request.user_agent.string - timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S") - - result = update_attendance(student_id, timestamp, ip_address, user_agent) - if result == 'duplicate': - return redirect(url_for('attendance_error', error='duplicate')) - elif result == 'student_not_found': - return redirect(url_for('attendance_error', error='not_found')) - return redirect(url_for('attendance_success')) - return render_template('attendance_form.html') - - -@app.route('/attendance_success') -def attendance_success(): - return render_template('attendance_success.html') - - -@app.route('/attendance_error') -def attendance_error(): - error = request.args.get('error', 'unknown') - if error == 'duplicate': - message = "Your attendance has been recorded, but it appears to be a duplicate submission." - elif error == 'not_found': - message = "Student ID not found. Please check your ID and try again." - else: - message = "An unknown error occurred. Please try again later." - return render_template('attendance_error.html', message=message) - - -def update_attendance(student_id, timestamp, ip_address, user_agent): - wb = load_workbook(OUTPUT_EXCEL) - ws = wb.active - - student_row = None - for row in ws.iter_rows(min_row=2, max_row=ws.max_row): - if str(row[0].value) == str(student_id): - student_row = row - break - - if student_row is None: - wb.close() - return 'student_not_found' - - row_index = student_row[0].row - is_duplicate = False - duplicate_with = None - - # Check for duplicate IP or User Agent - for other_row in ws.iter_rows(min_row=2, max_row=ws.max_row, min_col=5, max_col=6): - if other_row[0].value == ip_address or other_row[1].value == user_agent: - is_duplicate = True - duplicate_with = ws.cell(row=other_row[0].row, column=1).value - break - - # Check if this student has already attended - if ws.cell(row=row_index, column=3).value: - is_duplicate = True - - # Always save submission details - ws.cell(row=row_index, column=4, value=timestamp) - ws.cell(row=row_index, column=5, value=ip_address) - ws.cell(row=row_index, column=6, value=user_agent) - - if is_duplicate: - duplicate_cell = ws.cell(row=row_index, column=3) - if duplicate_with: - duplicate_cell.value = f"Duplicated with {duplicate_with}" - else: - duplicate_cell.value = "Duplicate submission" - duplicate_cell.font = Font(color="FF0000") - duplicate_cell.fill = PatternFill(start_color="FFFF00", end_color="FFFF00", fill_type="solid") - else: - # Mark attendance - ws.cell(row=row_index, column=3, value='X') - - # Add to last 5 submissions - student_name = ws.cell(row=row_index, column=2).value - last_submissions.appendleft({ - 'Student ID': student_id, - 'Student Name': student_name, - 'Submit Time': timestamp - }) - - wb.save(OUTPUT_EXCEL) - wb.close() - return 'duplicate' if is_duplicate else 'success' - - -@app.route('/private/get_last_submissions') -@localhost_only -def get_last_submissions(): - return jsonify(list(last_submissions)) - - -if __name__ == '__main__': - if not os.path.exists(OUTPUT_EXCEL): - initialize_output_excel() - Timer(1, open_browser).start() - app.run(host='0.0.0.0', port=PORT, debug=True) diff --git a/input.xlsx b/input.xlsx deleted file mode 100644 index a63ce566bdf038747fcbf35b82f8b21b1aeab9bf..0000000000000000000000000000000000000000 GIT binary patch literal 0 HcmV?d00001 literal 8616 zcmeHMgBoRECh0?viHcl1^a=nV|%Up<@(=MnFQ4mTm;3LrO|oLb@9S zztQjB-@Vs+e}BPu_dL(pGxMCa&N=(M?|Ro>3#^QeK?=YE-~a#sdVs}Fnw`lF03aFz z03ZS2pc%imDl|L_VF#r3JRaS_U$Dtwb! 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QR Code for ${data.full_url}

- QR Code - `; - }) - .catch(error => { - console.error('Error:', error); - qrCodeContainer.innerHTML = '

Error generating QR code. Please try again.

'; - }); - }); - - function updateSubmissions() { - fetch('/private/get_last_submissions') - .then(response => response.json()) - .then(data => { - let tableHtml = ` - - - Student ID - Student Name - Submit Time - - - - `; - data.forEach(submission => { - tableHtml += ` - - ${submission['Student ID']} - ${submission['Student Name']} - ${submission['Submit Time']} - - `; - }); - tableHtml += ''; - submissionsTable.innerHTML = tableHtml; - }) - .catch(error => console.error('Error:', error)); - } - - // Update submissions every 5 seconds - setInterval(updateSubmissions, 5000); - // Initial update - updateSubmissions(); -}); diff --git a/templates/attendance_error.html b/templates/attendance_error.html deleted file mode 100644 index 08db5ad..0000000 --- a/templates/attendance_error.html +++ /dev/null @@ -1,16 +0,0 @@ - - - - - - Attendance Submission Error - - - -
-

Attendance Submission Error

-

{{ message }}

- Try Again -
- - diff --git a/templates/attendance_form.html b/templates/attendance_form.html deleted file mode 100644 index ef1fe78..0000000 --- a/templates/attendance_form.html +++ /dev/null @@ -1,22 +0,0 @@ - - - - - - Student Attendance Form - - - -
-

Student Attendance Form

-
-
- - -
- -
-
- - - diff --git a/templates/attendance_success.html b/templates/attendance_success.html deleted file mode 100644 index ae6be1c..0000000 --- a/templates/attendance_success.html +++ /dev/null @@ -1,15 +0,0 @@ - - - - - - Attendance Submitted Successfully - - - -
-

Attendance Submitted Successfully

-

Thank you for submitting your attendance.

-
- - diff --git a/templates/index.html b/templates/index.html deleted file mode 100644 index e65926f..0000000 --- a/templates/index.html +++ /dev/null @@ -1,45 +0,0 @@ - - - - - - QR Code Attendance - - - -
-

QR Code Attendance

-
- - -
-
- -

Last Submissions

- - - - - - - - - - {% for submission in last_submissions %} - - - - - - {% endfor %} - -
Student IDStudent NameSubmit Time
{{ submission['Student ID'] }}{{ submission['Student Name'] }}{{ submission['Submit Time'] }}
-
- - - -