質問編集履歴
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```ここに言語を入力
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PHPでお問合せフォームを作りました。
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```PHPでお問合せフォームを作りました。
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```php
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コード
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$_SESSION["edit"]=$_GET["id"];
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}
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try{
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// PDOインスタンスの生成
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$db= new PDO("mysql:dbname=cafe;host=127.0.0.1;charset=utf8","root","root1203");
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// トランザクションの開始
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$db->beginTransaction();
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// id取得クエリを変数に格納
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$sql = "SELECT * FROM contacts WHERE id = :id";
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// PDOインスタンスからクエリ実行 変数にデータを格納
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$result = $db -> prepare($sql);
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if(!empty($_GET["id"])){
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$_SESSION["edit_id"] = $_GET["id"];
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}
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$edit_id=$_SESSION["edit_id"];
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$result->bindValue(":id",$edit_id,PDO::PARAM_INT);
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$result->execute(array(":id"=>$edit_id));
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// クエリエラー
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if(!$result) {
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echo $db->error;
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exit();
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$db->commit();
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}
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// PDOインスタンスから値を取得し変数に格納
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$data = $result->fetch(PDO::FETCH_ASSOC);
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}catch (PDOException $e) {
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$db->rollBack();
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echo "接続エラー",$e->getMessage();
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}
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} else {
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header("Location: contact.php");
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// ここまで
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}
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>cafe</title>
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<!-- ?v=2 -> スタイルシートの都度更新 -->
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<link rel="stylesheet" type="text/css" href="base.css">
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<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
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<script type="text/javascript">
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</script>
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</head>
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<body>
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<?php
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// エラー変数を用意
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$nameError = $kanaError = $telError = $mailError = $textError = "";
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$error = array();
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// nameバリデーションチェック
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if ($_SERVER["REQUEST_METHOD"]== "POST") {
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if (isset($_POST["update"])) {
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$pName = $_POST["name"];
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$pKana = $_POST["kana"];
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$pTel = $_POST["tel"];
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$pMail = $_POST["mail"];
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$pText = $_POST["text"];
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if (empty($pName) || mb_strlen($pName) > 10) {
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$error[] = $nameError = "氏名は必須入力です 10文字以内で入力してください";
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$_SESSION["name"] = $pName;
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} else {
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$_SESSION["name"] = $pName;
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};
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if(empty($pKana) || mb_strlen($pKana) > 10) {
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$error[] = $kanaError = "フリガナは必須入力です 10文字以内で入力してください";
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$_SESSION["kana"] = $pKana;
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} else {
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$_SESSION["kana"] = $pKana;
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}
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if (!ctype_digit($pTel) && $pTel != ""){
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$error[] = $telError = "電話番号は0-9の数字のみで入力してください";
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$_SESSION["tel"] = $pTel;
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} else {
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$_SESSION["tel"] = $pTel;
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}
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if (empty($pMail) || !filter_var($pMail, FILTER_VALIDATE_EMAIL)) {
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$error[] = $mailError = "メールアドレスは正しくご入力ください";
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$_SESSION["mail"] = $pMail;
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} else {
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$_SESSION["mail"] = $pMail;
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}
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if (empty($pText)) {
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$error[] = $textError = "お問い合わせ内容は必須入力です";
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$_SESSION["text"] = $pText;
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} else {
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$_SESSION["text"] = $pText;
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}
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if(empty($error)) {
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$_SESSION["edit"]=0;
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$_SESSION["update"]=1;
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header("Location: update.php");
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exit();
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}
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} elseif ($_POST["back"]) {
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header("Location: contact.php");
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exit();
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}
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};
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$errorJson = json_encode($error);
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?>
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<script>
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$(function(){
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var $error = <?php echo $errorJson ?>;
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if($error.length >= 1){
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confirm($error.join("\n"));
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}
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});
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</script>
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<div class="edit">
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<div class="container">
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<h2>編集</h2>
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<div class="edit_form">
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<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"], ENT_QUOTES, 'UTF-8');?>" method="post" accept-charset="utf-8">
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<div class="form_content">
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<label for="name">氏名 <span>*</span></label>
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<p class="error">
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<?php if( isset($nameError)): ?>
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<?php echo $nameError; ?>
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<?php endif ?>
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</p>
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<input type="text" name="name" value="<?php if(isset($data['name'])) { echo htmlspecialchars($data['name']); } elseif(isset($_SESSION['name'])) { echo htmlspecialchars($_SESSION['name']); }; ?>">
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</div>
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<div class="form_content">
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<label for="kana">フリガナ <span>*</span></label>
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<p class="error">
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<?php if( isset($kanaError)): ?>
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<?php echo $kanaError; ?>
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<?php endif ?>
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</p>
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<input type="text" name="kana" value="<?php if(isset($data["kana"])) { echo htmlspecialchars($data['kana']); } elseif(isset($_SESSION['kana'])) { echo htmlspecialchars($_SESSION['kana']); }; ?>">
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</div>
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<div class="form_content">
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<label for="tel">電話番号</label>
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<p class="error">
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<?php if( isset($telError)): ?>
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<?php echo $telError; ?>
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<?php endif ?>
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</p>
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<input type="text" name="tel" value="<?php if(isset($data["tel"])) { echo htmlspecialchars($data['tel']); } elseif(isset($_SESSION['tel'])) { echo htmlspecialchars($_SESSION['tel']); }; ?>">
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</div>
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<div class="form_content">
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<label for="mail">メールアドレス <span>*</span></label>
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<p class="error">
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<?php if( isset($mailError)): ?>
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<?php echo $mailError; ?>
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<?php endif ?>
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</p>
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<input type="text" name="mail" value="<?php if(isset($data["email"])) { echo htmlspecialchars($data['email']); } elseif(isset($_SESSION['mail'])) { echo htmlspecialchars($_SESSION['mail']); }; ?>">
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</div>
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<div class="form_info">
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<p>お問い合わせ内容をご記入ください <span>*</span></p>
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<p class="error">
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<?php if( isset($textError)): ?>
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<?php echo $textError; ?>
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<?php endif ?>
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</p>
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</div>
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<div class="form_content">
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<textarea name="text"><?php if(isset($data["body"])) { echo htmlspecialchars($data['body']); } elseif(isset($_SESSION['text'])) { echo htmlspecialchars($_SESSION['text']); }; ?></textarea>
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</div>
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349
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<div class="form_content">
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<input type="submit" value="更新" name="update">
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<input type="submit" value="戻る" name="back">
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</div>
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356
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</form>
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359
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</div>
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360
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361
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</div>
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362
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363
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</div>
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364
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-
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365
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</body>
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17
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```<input type="text" name="mail" value="<?php if(isset($data["email"])) { echo htmlspecialchars($data['email']); } elseif(isset($_SESSION['mail'])) { echo htmlspecialchars($_SESSION['mail']); }; ?>">
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