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prepare("SELECT * FROM posts WHERE id = ?");
$stmt->bind_param("i", $post_id);
$stmt->execute();
$post = $stmt->get_result()->fetch_assoc();
$stmt->close();
// Permission check: must be the owner or an admin
if (!$post || (!$is_admin && $post['user_id'] != $user_id)) {
// Redirect or show an error
header("Location: " . ($is_admin ? "admin/manage_posts.php" : "myposts.php"));
exit();
}
$message = '';
$error = '';
// Handle form submission
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
$content = $_POST['content'] ?? '';
$current_image_url = $post['image_url'];
// Handle image upload
if (isset($_FILES['image']) && $_FILES['image']['error'] == 0) {
// Delete old image if it exists
if ($current_image_url && file_exists($current_image_url)) {
unlink($current_image_url);
}
$target_dir = "uploads/";
$image_name = time() . '_' . basename($_FILES["image"]["name"]);
$target_file = $target_dir . $image_name;
if (move_uploaded_file($_FILES["image"]["tmp_name"], $target_file)) {
$current_image_url = $target_file;
} else {
$error = "Failed to upload new image.";
}
}
if (empty($error)) {
$stmt_update = $conn->prepare("UPDATE posts SET content = ?, image_url = ? WHERE id = ?");
$stmt_update->bind_param("ssi", $content, $current_image_url, $post_id);
if ($stmt_update->execute()) {
$message = "Post updated successfully!";
// Refresh post data
$post['content'] = $content;
$post['image_url'] = $current_image_url;
} else {
$error = "Failed to update post.";
}
$stmt_update->close();
}
}
$conn->close();
?>
Edit Post