Head First PHP&MySQl第四章代码

addemail.php

<!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('链接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.php

<!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 = '[email protected]';
        $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('链接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.php

<!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('链接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>

Head First PHP&MySQl第四章代码

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