04-25-周六_13-52-04

课堂代码/01-blog开发/v2/article_edit.php

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+<?php
+$pageTitle = '网站后台管理 - 修改文章';
+$page = 'articles';
+include("header.php");
+?>
+
+    <?php
+    // 连接数据库
+    include("db.php");
+
+    // 接收文章ID
+    $id = $_REQUEST["id"];
+
+    if (isset($_POST["title"])) {
+        // 接收标题，作者，内容等数据
+        $title = $_POST["title"];
+        $author = $_POST["author"];
+        $content = $_POST["content"];
+
+        // 设置为+8时区，读取系统时间
+        date_default_timezone_set('PRC');
+        $time = date("Y-m-d H:i:s");
+
+
+        // 插入数据库
+        $sql = "update articles set title='$title', author='$author', content='$content', time='$time' where id='$id'";
+        if (mysqli_query($conn, $sql) === TRUE) {
+            echo "<script>alert('文章添加成功');location.href='articles_list.php'</script>";
+        } else {
+            echo "Error: " . $sql . "<br>" . $conn->error;
+        }
+    }
+
+    ?>
+
+    <main class="main-content">
+        <div class="page-header">
+            <h2>修改文章</h2>
+            <p>修改博客的文章</p>
+        </div>
+        <?php
+        // 以及对应的内容
+        $sql = "select * from articles where id = $id";
+        $result = mysqli_query($conn, $sql);
+        $row = mysqli_fetch_assoc($result);
+        ?>
+        <div class="form-card">
+            <form action="" method="post">
+                <div class="form-group">
+                    <label for="title">文章标题</label>
+                    <input type="text" id="title" name="title" placeholder="请输入文章标题" value="<?php echo $row["title"]; ?>" required>
+                </div>
+
+                <div class="form-group">
+                    <label for="author">文章作者</label>
+                    <input type="text" id="author" name="author" placeholder="请输入文章作者" value="<?php echo $row["author"]; ?>" required>
+                </div>
+
+                <div class="form-group">
+                    <label for="content">文章内容</label>
+                    <textarea id="content" name="content" placeholder="请输入文章内容" required><?php echo $row["content"]; ?></textarea>
+                </div>
+
+                <div class="btn-group">
+                    <button type="submit" class="btn btn-primary">提交</button>
+                    <a href="articles_list.php" class="btn btn-secondary">返回文章列表</a>
+                </div>
+            </form>
+        </div>
+    </main>
+</body>
+
+</html>