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Commit 64f83896 authored by Junhao Zhou's avatar Junhao Zhou
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已删除 templates/add_question.html, templates/edit_question.html,... 

已删除 templates/add_question.html, templates/edit_question.html, templates/index.html, templates/layout.html, templates/questions.html, README.md, app.py
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README.md deleted 100644 → 0
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# Flask - Labs
This repository covers exercises in Flask labs.
Click on the relevant tag to access a snapshot of the state of the Blog project at a particular point of the lab tasks completion.
## Contents:
| Lab | Functionality | Git Tag |
|------|---------------------------|---------|
| 1.1 | Basic "Hello World!" page | [part 1.1](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_1.1) |
| 1.2 | Basic templating, routes, navigation and styling | [part 1.2](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_1.2) |
| 1.3 | Reorganising the project for Blogging Website | [part 1.3](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_1.3) |
| 2.1 | Blogging Website: database implementation, dynamic home page| [part 2.1](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_2.1) |
| 2.2 | Blogging Website: individual post pages| [part 2.2](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_2.2) |
| 3.1 | Blogging Website: user accounts | [part 3.1](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_3.1) |
| 3.2 | Blogging Website: validation | [part 3.2](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_3.2) |
| 4.0 | Blogging Website: deployment on OpenShift | [part 4.0](https://git.cardiff.ac.uk/scmne/flask-labs/-/tree/part_4.0) |
## Initial Project Setup Required:
- activation of virtual environment (see the lab instructions)
- installation of the necessary project dependencies
### Project Dependencies:
* to install a particular library:
```
pip install <LIBRARY>
```
&nbsp;&nbsp;&nbsp; e.g.: ``` pip install flask ```
* to install all dependencies recursively from ```requirements.txt``` file:
```sh
pip install -r requirements.txt
```
* to see all installed dependencies in the console:
```console
pip freeze
```
* to save the project dependencies in ```requirements.txt``` file:
```console
pip freeze > requirements.txt
```
app.py deleted 100644 → 0
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from flask import Flask, render_template, request, redirect, url_for
from flask_sqlalchemy import SQLAlchemy
import os
app = Flask(__name__)
DB_URI = os.environ.get('DATABASE_URI')
if DB_URI is None:
raise ValueError('No database URI set in environment variable DATABASE_URI')
app.config['SQLALCHEMY_DATABASE_URI'] = DB_URI
db = SQLAlchemy(app)
class Questions(db.Model):
id = db.Column(db.Integer, primary_key=True)
question = db.Column(db.String(255), nullable=False)
option1 = db.Column(db.String(255), nullable=False)
option2 = db.Column(db.String(255), nullable=False)
option3 = db.Column(db.String(255), nullable=False)
option4 = db.Column(db.String(255), nullable=False)
answer = db.Column(db.String(255), nullable=False)
feedback = db.Column(db.String(255))
def delete(self):
db.session.delete(self)
db.session.commit()
@app.route('/')
def index():
return render_template("index.html")
@app.route('/questions')
def questions():
questions = Questions.query.all()
return render_template("questions.html", questions=questions)
@app.route('/add_question', methods=['GET', 'POST'])
def add_question():
if request.method == 'POST':
question = request.form['question']
option1 = request.form['option1']
option2 = request.form['option2']
option3 = request.form['option3']
option4 = request.form['option4']
answer = request.form['answer']
feedback = request.form['feedback']
new_question = Questions(question=question, option1=option1, option2=option2, option3=option3, option4=option4, answer=answer, feedback=feedback)
db.session.add(new_question)
db.session.commit()
return redirect(url_for('questions'))
return render_template("add_question.html")
@app.route('/delete_question/<int:id>', methods=['POST'])
def delete_question(id):
question = Questions.query.get(id)
question.delete()
return redirect(url_for('questions'))
if __name__ == '__main__':
app.run(debug=True)
templates/add_question.html deleted 100644 → 0
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{% extends "layout.html" %}
{% block content %}
<div class="container">
<h1 class="mt-3">Add Question</h1>
<form method="POST" action="{{ url_for('add_question') }}" class="mt-3">
<div class="form-group">
<label for="question">Question:</label>
<input type="text" name="question" class="form-control" required>
</div>
<div class="form-group">
<label for="option1">Option 1:</label>
<input type="text" name="option1" class="form-control" required>
</div>
<div class="form-group">
<label for="option2">Option 2:</label>
<input type="text" name="option2" class="form-control" required>
</div>
<div class="form-group">
<label for="option3">Option 3:</label>
<input type="text" name="option3" class="form-control" required>
</div>
<div class="form-group">
<label for="option4">Option 4:</label>
<input type="text" name="option4" class="form-control" required>
</div>
<div class="form-group">
<label for="answer">Answer:</label>
<input type="text" name="answer" class="form-control" required>
</div>
<div class="form-group">
<label for="feedback">Feedback:</label>
<input type="text" name="feedback" class="form-control">
</div>
<button type="submit" class="btn btn-primary">Add Question</button>
</form>
</div>
{% endblock content %}
\ No newline at end of file
templates/edit_question.html deleted 100644 → 0
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<!DOCTYPE html>
<html>
<head>
<title>Edit Question</title>
<link rel="stylesheet" href="{{ url_for('static', filename='css/style.css') }}">
</head>
<body>
<h1>Edit Question</h1>
<form method="POST" action="{{ url_for('edit_question', question_id=question.id) }}">
<label for="question">Question:</label>
<input type="text" name="question" value="{{ question.question }}" required>
<br>
<label for="option1">Option 1:</label>
<input type="text" name="option1" value="{{ question.option1 }}" required>
<br>
<label for="option2">Option 2:</label>
<input type="text" name="option2" value="{{ question.option2 }}" required>
<br>
<label for="option3">Option 3:</label>
<input type="text" name="option3" value="{{ question.option3 }}" required>
<br>
<label for="option4">Option 4:</label>
<input type="text" name="option4" value="{{ question.option4 }}" required>
<br>
<label for="answer">Answer:</label>
<input type="text" name="answer" value="{{ question.answer }}" required>
<br>
<label for="feedback">Feedback:</label>
<input type="text" name="feedback" value="{{ question.feedback }}">
<br>
<button type="submit">Update Question</button>
</form>
</body>
</html>
templates/index.html deleted 100644 → 0
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{% extends "layout.html" %}
{% block content %}
{% endblock content %}
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templates/layout.html deleted 100644 → 0
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link
rel="stylesheet"
href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh"
crossorigin="anonymous"
/>
<link
rel="stylesheet"
href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css"
crossorigin="anonymous"
/>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
<div class="collapse navbar-collapse" id="navbar">
<div class="navbar-nav">
<a href="{{ url_for('index') }}" class="nav-item nav-link">Home</a>
<a href="{{ url_for('questions') }}" class="nav-item nav-link">Delete question</a>
<a href="{{ url_for('add_question') }}" class="nav-item nav-link">Add question</a>
</div>
</div>
</nav>
<div id="content">
{% block content %}
{% endblock %}
</div>
</body>
</html>
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templates/questions.html deleted 100644 → 0
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{% extends "layout.html" %}
{% block content %}
<div class="container">
<table class="table table-bordered">
<thead>
<tr>
<th>Question</th>
<th>Option 1</th>
<th>Option 2</th>
<th>Option 3</th>
<th>Option 4</th>
<th>Answer</th>
<th>Action</th>
</tr>
</thead>
<tbody>
{% for question in questions %}
<tr>
<td>{{ question.question }}</td>
<td>{{ question.option1 }}</td>
<td>{{ question.option2 }}</td>
<td>{{ question.option3 }}</td>
<td>{{ question.option4 }}</td>
<td>{{ question.answer }}</td>
<td>
<form method="POST" action="{{ url_for('delete_question', id=question.id) }}">
<button class="btn btn-danger" type="submit">Delete</button>
</form>
</td>
</tr>
{% endfor %}
</tbody>
</table>
</div>
{% endblock content %}
\ No newline at end of file
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