Head First PHP&MySQl第四章代码

addemail.phpphp

<!DOCTYPE html>
<html lang="cn" dir="ltr">
  <head>
    <meta charset="UTF-8">
    <title>猫王商店 - 添加邮箱</title>
    <link rel="stylesheet" href="style.css">
  </head>
  <body>
    <img src="blankface.jpg" width="161" height="350" alt="" style="float:right">
    <img name="elvislogo" src="elvislogo.gif" width="229" height="32" border="0" alt="Make Me Elvis">
    <p>E添加你的名字和邮箱到 <strong>猫王商店</strong> 的邮箱列表。</p>
    <?php if(isset($_POST['submit'])){ $name = $_POST['name']; $email = $_POST['email']; $output_form = 'no'; if (empty($name) || empty($email)) { echo '请完整填写要求的内容.<br />'; $output_form = 'yes'; } } else { $output_form = 'yes'; } if(!empty($name)&&!empty($email)){ $dbc = mysqli_connect('127.0.0.1','root','','elvis_store') or die('连接MySQL失败。'); $query = "INSERT INTO email_list (name, email)".
          "VALUES ('$name', '$email')"; mysqli_query($dbc, $query) or die('数据添加失败。'); echo '顾客信息添加完成。'; mysqli_close($dbc); } if ($output_form == 'yes'){ ?>

    <form action="<?php echo $_SERVER['PHP_SELF'] ?>" method="post">
      <label for="NAME">姓名:</label>
      <input type="text" name="name" id="name"><br>
      <label for="email">邮箱地址:</label>
      <input type="text" name="email" id="name"><br>
      <input type="submit" name="submit" value="提交">
    </form>

    <?php } ?>
  </body>
</html>

sendemail.phpcss

<!DOCTYPE html>
<html lang="cn" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title>猫王商店 - 发送邮件</title>
    <<link rel="stylesheet" href="style.css">
  </head>
  <body>
    <img src="blankface.jpg" alt="黑脸" width="161" height="350" style="float:right">
    <img src="elvislogo.gif" alt="猫王商店" name="elvislogo" width="229" height="32" border="0">
    <p><strong>私人的:</strong>仅供Elmer使用<br> 向邮箱列表的成员写和发送邮件。</p>
    <?php if (isset($_POST['submit'])) { $from = 'xxxxxxxx@xxx.com'; $subject = $_POST['subject']; $text = $_POST['elvismail']; $output_form = false; if (empty($subject) && empty($text)) { // We know both $subject AND $text are blank
          echo '你忘记输入邮件的标题和内容。<br>'; $output_form = true; } if (empty($subject) && (!empty($text))) { echo '你忘记输入邮件标题<br>'; $output_form = true; } if ((!empty($subject)) && empty($text)) { echo '你忘记输入邮件正文.<br>'; $output_form = true; } } else { $output_form = true; } if ((!empty($subject)) && (!empty($text))) { $dbc = mysqli_connect('127.0.0.1','root','','elvis_store') or die('连接MySQL失败。'); $query = "SELECT * FROM email_list"; $result = mysqli_query($dbc, $query) or die('查询数据库失败。'); while($row = mysqli_fetch_array($result)){ $name = $row['name']; $msg = "亲爱的 $name ,\n $text"; $to = $row['email']; mail($to, $subject, $msg, 'From:'.$from); echo '邮件发送到了:'.$to.'<br>'; } mysqli_close($dbc); } if ($output_form) { ?>
    <form action="<?php echo $_SERVER['PHP_SELF'] ?>" method="post">
      <label for="subject">邮件的标题:</label><br>
      <input type="text" name="subject" id="subject" size="30"><br>
      <label for="elvismail">邮件的内容:</label><br>
      <textarea name="elvismail" id="elvismail" rows="8" cols="40"></textarea><br>
      <input type="submit" name="Submit" value="提交">
    </form>

    <?php } ?>

  </body>
</html>

removeemail.phphtml

<!DOCTYPE html>
<html lang="cn" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title>猫王商店 - 删除邮箱</title>
    <link rel="stylesheet" href="style.css">
  </head>
  <body>
    <img src="blankface.jpg" alt="黑脸" width="161" height="350" style="float:right">
    <img src="elvislogo.gif" alt="猫王logo" width="229" height="32" name="elvislogo" border="0">
    <p>输入你想要移除的邮箱。</p>
    <form method="post" action="<?php echo $_SERVER['PHP_SELF']; ?>">
    <?php $dbc = mysqli_connect('127.0.0.1','root','','elvis_store') or die('连接MySQL失败。'); if(isset($_POST['submit'])){ foreach ($_POST['todelete'] as $$delete) { $query = "DELETE FROM email_list WHERE id = $delete_id0"; mysqli_query($dbc, $query) or die('查询数据库失败。'); } echo "顾客邮箱移除完毕。<br>"; } $query = "SELECT * FROM email_list"; $result = mysqli_query($dbc, $query) or die('查询数据库失败。'); while($row = mysqli_fetch_array($result)){ echo '<input type="checkbox" value="' .$row['id']. '" name="todelete[]">'; echo "$row['name']"; echo "$row['email']"; echo "<br>"; } mysqli_close($dbc); ?>

      <input type="submit" name="submit" value="Remove" />
    </form>
  </body>
</html>
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