[PHP知识库] php多文件上传

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[PHP知识库]php多文件上传

index.php

<!DOCTYPE html>
<html lang="en" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title>TXT文件上传</title>
    <link rel="stylesheet" href="./css/updo.css">
  </head>
  <body>
    <div class="uli">
      <form class="" id="aa" name="aaa" action="platform.php" method="post" enctype="multipart/form-data">
           <div class="ulin">
              <label>文件封面：</label>
              <div class="ulin_r">
                <input class="file" type="file" name="filepicture" id="filepicture">
              </div>
           </div>
           <div class="ulin">
             <label>文件名：</label>
             <div class="ulin_r">
               <input type="text" class="form_input" name="filename" id="filename" placeholder="请输入文件名" />
             </div>
           </div>
           <div class="ulin">
              <label>文件文本：</label>
              <div class="ulin_r">
                <input class="file" type="file" name="filetext" id="filetext">
              </div>
           </div>
           <div class="ulin">
             <label>文件详细：</label>
             <div class="ulin_r">
               <textarea class="form_input" name="filecontent" id="filecontent" rows="8" cols="80"></textarea>
             </div>
           </div>
             <div class="ulin_b">
               <input type="submit" name="submit" value="上传文件" style="cursor:pointer">
             </div>
      </form>
    </div>
  </body>
</html>

platform.php

<?php

function uploadFile(){

  if (!empty($_FILES['filepicture']['name'])) {

    $ext = pathinfo($_FILES['filepicture']['name'], PATHINFO_EXTENSION);
    // => jpg
    $target = './uploads/filepicture-' . uniqid() . '.' . $ext;

    if (!move_uploaded_file($_FILES['filepicture']['tmp_name'], $target)) {
      echo "<script>alert('上传封面失败');history.go(-1);location.reload();</script>";
      return;
    }

    $filepicture = substr($target, 2);

  }else{
     echo "<script>alert('请上传封面');history.go(-1);location.reload();</script>";
     return;
  }

  if (empty($_POST['filename'])) {
    echo "<script>alert('请输入文件名');history.go(-1);location.reload();</script>";
  }

  if (!empty($_FILES['filetext']['name'])) {
      if (!$_FILES['filetext']['tmp_name']||!$_FILES['filetext']['name']) {
        echo "<script>alert('请选择上传的文件！');history.go(-1);location.reload();</script>";
        exit();
      }
      $fileName = basename($_FILES['filetext']['name']);
      $tempName = $_FILES['filetext']['tmp_name'];

      $date = date("Ymd",time());
      $dir = "./uploads/".$date;
      // chmod($dir,0777);
      if (!is_dir($dir)) {
        mkdir($dir,0777,true);
      }
      $newFile = $dir."/".$fileName;

      if (is_uploaded_file($_FILES['filetext']['tmp_name'])) {
        $res = move_uploaded_file($_FILES['filetext']['tmp_name'],iconv("gb2312","UTF-8",$newFile));
        if (!$res) {
          echo "<script>alret('上传失败');history.go(-1);location.reload();</script>";
        }
      }
      $filetext = substr($newFile, 2);
    }

    if (empty($_POST['filecontent'])) {
      echo "<script>alert('请输入文件详细');history.go(-1);location.reload();</script>";
    }

    $filename = $_POST['filename'];
    $filecontent = $_POST['filecontent'];

    include './conn/conn.php';
    // 2. 开始查询
    $query = mysqli_query($conn, "insert into tb_fileuplod values (null, '{$filepicture}', '{$filename}', '{$filetext}', '{$filecontent}');");

    if (!$query) {
      echo "<script>alert('查询过程失败');history.go(-1);location.reload();</script>";
      return;
    }

    $affected_rows = mysqli_affected_rows($conn);

    if ($affected_rows !== 1) {
      echo "<script>alert('添加数据失败');history.go(-1);location.reload();</script>";
      return;
    }else {
      echo "<script>alert('添加数据成功');history.go(-1);location.reload();</script>";
    }
  }

if (isset($_POST['submit'])) {
  uploadFile();
}

 ?>

CSS样式文件updo.css