Eine einfache Blogging-Plattform, auf der Benutzer Artikel veröffentlichen, bearbeiten und löschen können. Gebaut mit PHP, HTML, jQuery, AJAX, JSON, Bootstrap, CSS und MySQL.
Themen: PHP, MySQL, Blog, Ajax, Bootstrap, JQuery, CSS
simple-blog-platform/ │ ├── config.sample.php ├── index.html ├── db/ │ └── database.sql ├── src/ │ ├── get-post.php │ └── post-handler.php ├── include/ │ ├── config.sample.php │ └── db.php ├── assets/ │ ├── css/ │ │ └── style.css │ ├── js/ │ │ └── script.js │ └── images/ ├── README.md └── .gitignore
db/database.sql:
CREATE DATABASE IF NOT EXISTS blog_db; USE blog_db; CREATE TABLE IF NOT EXISTS posts ( id INT AUTO_INCREMENT PRIMARY KEY, title VARCHAR(255) NOT NULL, content TEXT NOT NULL, created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP );
include/config.sample.php:
<?php define('DB_HOST', 'localhost'); // Database host define('DB_NAME', 'blog_db'); // Database name define('DB_USER', 'root'); // Change if necessary define('DB_PASS', ''); // Change if necessary ?>
include/db.php:
<?php include 'config.php'; // Database configuration $dsn = 'mysql:host='.DB_HOST.';dbname='.DB_NAME; $options = [ PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION, PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC, ]; // Create a new PDO instance try { $pdo = new PDO($dsn, DB_USER, DB_PASS, $options); $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); // Set error mode to exception } catch (PDOException $e) { echo 'Connection failed: ' . $e->getMessage(); // Display error message if connection fails } ?>
index.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Simple Blog</title> <link rel="stylesheet" href="assets/css/style.css"> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css"> </head> <body> <div class="container"> <h1 class="mt-5">Simple Blog</h1> <div id="posts"></div> <button class="btn btn-primary mt-3" data-toggle="modal" data-target="#postModal">Add Post</button> </div> <!-- Modal for adding/editing posts --> <div class="modal fade" id="postModal" tabindex="-1" role="dialog" aria-labelledby="postModalLabel" aria-hidden="true"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <h5 class="modal-title" id="postModalLabel">Add Post</h5> <button type="button" class="close" data-dismiss="modal" aria-label="Close"> <span aria-hidden="true">×</span> </button> </div> <div class="modal-body"> <form id="postForm"> <input type="hidden" id="postId"> <div class="form-group"> <label for="title">Title</label> <input type="text" class="form-control" id="title" required> </div> <div class="form-group"> <label for="content">Content</label> <textarea class="form-control" id="content" rows="3" required></textarea> </div> <button type="submit" class="btn btn-primary">Save Post</button> </form> </div> </div> </div> </div> <script src="https://code.jquery.com/jquery-3.5.1.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.2/js/bootstrap.bundle.min.js"></script> <script src="assets/js/script.js"></script> </body> </html>
assets/js/script.js
$(document).ready(function() { // Load posts when the page loads loadPosts(); // Handle form submission $('#postForm').submit(function(event) { event.preventDefault(); // Prevent default form submission var postId = $('#postId').val(); var title = $('#title').val(); var content = $('#content').val(); $.ajax({ url: 'src/post-handler.php', type: 'POST', dataType: 'json', data: { id: postId, title: title, content: content }, success: function(response) { if (response.success) { $('#postModal').modal('hide'); loadPosts(); // Reload posts after saving } else { alert('Error: ' + response.message); } } }); }); // Load posts function function loadPosts() { $.ajax({ url: 'src/get-posts.php', type: 'GET', dataType: 'json', success: function(data) { var postsHtml = ''; $.each(data.posts, function(index, post) { postsHtml += '<div class="post"><h2>' + post.title + '</h2><p>' + post.content + '</p></div>'; }); $('#posts').html(postsHtml); } }); } });
src/get-posts.php
<?php include '../include/db.php'; header('Content-Type: application/json'); try { $stmt = $pdo->query('SELECT * FROM posts ORDER BY created_at DESC'); $posts = $stmt->fetchAll(PDO::FETCH_ASSOC); echo json_encode(['posts' => $posts]); } catch (PDOException $e) { echo json_encode(['error' => $e->getMessage()]); } ?>
src/post-handler.php
<?php include '../include/db.php'; header('Content-Type: application/json'); // Retrieve POST data $id = isset($_POST['id']) ? intval($_POST['id']) : 0; $title = $_POST['title']; $content = $_POST['content']; try { if ($id > 0) { // Update existing post $stmt = $pdo->prepare('UPDATE posts SET title = ?, content = ? WHERE id = ?'); $stmt->execute([$title, $content, $id]); } else { // Insert new post $stmt = $pdo->prepare('INSERT INTO posts (title, content) VALUES (?, ?)'); $stmt->execute([$title, $content]); } echo json_encode(['success' => true]); } catch (PDOException $e) { echo json_encode(['success' => false, 'message' => $e->getMessage()]); } ?>
assets/css/style.css
body { font-family: Arial, sans-serif; margin: 0; padding: 0; } .container { margin-top: 20px; } .post { border: 1px solid #ddd; padding: 15px; margin-bottom: 15px; background-color: #f9f9f9; }
Dieses Setup bietet eine grundlegende Blogging-Plattform, auf der Benutzer Beiträge hinzufügen und bearbeiten können. Sie können dies erweitern, indem Sie Benutzerauthentifizierung, Beitragskategorien, Kommentare und mehr hinzufügen.
Verbindungslinks
Wenn Sie diese Serie hilfreich fanden, denken Sie bitte darüber nach, dem Repository einen Stern auf GitHub zu geben oder den Beitrag in Ihren bevorzugten sozialen Netzwerken zu teilen? Ihre Unterstützung würde mir sehr viel bedeuten!
Wenn Sie weitere hilfreiche Inhalte wie diesen wünschen, folgen Sie mir gerne:
Quellcode
Das obige ist der detaillierte Inhalt vonPHP-Crashkurs: Einfache Blog-Plattform. Für weitere Informationen folgen Sie bitte anderen verwandten Artikeln auf der PHP chinesischen Website!