Upload DOC or PDF using PHP

Viewed 170326

I'm able to upload images fine, but when when I change the types from image/jpg, image/gif to application/msword and application/pdf, it doesn't work. Here's my code. The exact same code works for images, but for uploading docs and pdf, it outputs "Invalid File." What's going on here? My file is only approx 30kb and is well under the file size limit here.

$allowedExts = array("pdf", "doc", "docx"); 
$extension = end(explode(".", $_FILES["file"]["name"]));

if ( ( ($_FILES["file"]["type"] == "application/msword") || ($_FILES["file"]["type"] == "text/pdf") ) 
&& ($_FILES["file"]["size"] < 20000) && in_array($extension, $allowedExts))
{      
 move_uploaded_file($_FILES["file"]["tmp_name"], "upload/" . $_FILES["file"]["name"]); 
}
else
{
echo "Invalid file."
}
7 Answers
    <?php

    //create table

    /*

    --
    -- Database: `mydb`
    --

    -- --------------------------------------------------------

    --
    -- Table structure for table `tbl_user_data`
    --

    CREATE TABLE `tbl_user_data` (
      `attachment_id` int(11) NOT NULL,
      `attachment` varchar(200) NOT NULL
    ) ENGINE=InnoDB DEFAULT CHARSET=latin1;

    --
    -- Indexes for dumped tables
    --

    --
    -- Indexes for table `tbl_user_data`
    --
    ALTER TABLE `tbl_user_data`
      ADD PRIMARY KEY (`attachment_id`);

    --
    -- AUTO_INCREMENT for dumped tables
    --

    --
    -- AUTO_INCREMENT for table `tbl_user_data`
    --
    ALTER TABLE `tbl_user_data`
      MODIFY `attachment_id` int(11) NOT NULL AUTO_INCREMENT;

      */
    $servername = "localhost";
    $username = "root";
    $password = "";
    // Create connection
    $dbname = "myDB";
    // Create connection
    $conn = new mysqli($servername, $username, $password, $dbname);
    // Check connection
    if ($conn->connect_error) {
        die("Connection failed: " . $conn->connect_error);
    } 

    if(isset($_POST['submit'])){

      $fileName=$_FILES["resume"]["name"];
      $fileSize=$_FILES["resume"]["size"]/1024;
      $fileType=$_FILES["resume"]["type"];
      $fileTmpName=$_FILES["resume"]["tmp_name"];
      $statusMsg = '';
      $random=rand(1111,9999);
      $newFileName=$random.$fileName;

      //file upload path
      $targetDir = "resumeUpload/";
      $fileName = basename($_FILES["resume"]["name"]);
      $targetFilePath = $targetDir . $newFileName;
      $fileType = pathinfo($targetFilePath,PATHINFO_EXTENSION);

      if(!empty($_FILES["resume"]["name"])) {
          //allow certain file formats
          //$allowTypes = array('jpg','png','jpeg','gif','pdf','docx','doc');
          $allowTypes = array('pdf','docx','doc');
          if(in_array($fileType, $allowTypes)){
              //upload file to server
              if(move_uploaded_file($_FILES["resume"]["tmp_name"], $targetFilePath)){
                  $statusMsg = "The file ".$fileName. " has been uploaded.";
              }else{
                  $statusMsg = "Sorry, there was an error uploading your file.";
              }
          }else{
              $statusMsg = 'Sorry, only DOC,DOCX, & PDF files are allowed to upload.';
          }
      }else{
          $statusMsg = 'Please select a file to upload.';
      }

      //display status message
      echo $statusMsg;

      $sql="INSERT INTO `tbl_user_data` (`attachment_id`, `attachment`) VALUES
      ('NULL', '$newFileName')";

      if (mysqli_query($conn, $sql)) {

       $last_id = mysqli_insert_id($conn);
         echo "upload success";
      } else {
          echo "Error: " . $sql . "<br>" . mysqli_error($conn);
      }


    }

    ?>
    <form id="frm_upload" action="" method="post" enctype="multipart/form-data">
    Upload Resume:<input type="file" name="resume" id="resume">
    <button type="submit" name="submit">Apply  Now</button> 
    </form>

     //output sample[![check here for sample output][1]][1]
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