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Monday, January 6, 2020

Upload Multiple Images and Store in Database using PHP and MySQLi

Upload Multiple Images and Store in Database using PHP and MySQLi
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CREATE TABLE `images` (
  `id` int(11) NOT NULL,
  `file_name` varchar(255) COLLATE utf8_unicode_ci NOT NULL,
  `uploaded_on` datetime NOT NULL,
  `status` enum('1','0') COLLATE utf8_unicode_ci NOT NULL DEFAULT '1'
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
 
ALTER TABLE `images`
  ADD PRIMARY KEY (`id`);
   
ALTER TABLE `images`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=13;
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Upload Multiple Images and Store in Database using PHP and MySQL</title>
</head>
<body>
<?php
// Database configuration
$dbHost     = "localhost";
$dbUsername = "root";
$dbPassword = "";
$dbName     = "testingdb";
 
// Create database connection
$db = new mysqli($dbHost, $dbUsername, $dbPassword, $dbName);
 
// Check connection
if ($db->connect_error) {
    die("Connection failed: " . $db->connect_error);
}
 
if(isset($_POST['submit'])){
    // File upload configuration
    $targetDir = "uploads/";
    $allowTypes = array('jpg','png','jpeg','gif');
     
    $statusMsg = $errorMsg = $insertValuesSQL = $errorUpload = $errorUploadType = '';
    if(!empty(array_filter($_FILES['files']['name']))){
        foreach($_FILES['files']['name'] as $key=>$val){
            // File upload path
            $fileName = basename($_FILES['files']['name'][$key]);
            $targetFilePath = $targetDir . $fileName;
             
            // Check whether file type is valid
            $fileType = pathinfo($targetFilePath,PATHINFO_EXTENSION);
            if(in_array($fileType, $allowTypes)){
                // Upload file to server
                if(move_uploaded_file($_FILES["files"]["tmp_name"][$key], $targetFilePath)){
                    // Image db insert sql
                    $insertValuesSQL .= "('".$fileName."', NOW()),";
                }else{
                    $errorUpload .= $_FILES['files']['name'][$key].', ';
                }
            }else{
                $errorUploadType .= $_FILES['files']['name'][$key].', ';
            }
        }
         
        if(!empty($insertValuesSQL)){
            $insertValuesSQL = trim($insertValuesSQL,',');
            // Insert image file name into database
            $insert = $db->query("INSERT INTO images (file_name, uploaded_on) VALUES $insertValuesSQL");
            if($insert){
                $errorUpload = !empty($errorUpload)?'Upload Error: '.$errorUpload:'';
                $errorUploadType = !empty($errorUploadType)?'File Type Error: '.$errorUploadType:'';
                $errorMsg = !empty($errorUpload)?'<br/>'.$errorUpload.'<br/>'.$errorUploadType:'<br/>'.$errorUploadType;
                $statusMsg = "Files are uploaded successfully.".$errorMsg;
            }else{
                $statusMsg = "Sorry, there was an error uploading your file.";
            }
        }
    }else{
        $statusMsg = 'Please select a file to upload.';
    }
     
    // Display status message
    echo $statusMsg;
}
?>
  <p><h2>Upload Multiple Images and Store in Database using PHP and MySQLi</h2></p>
            <form action="" method="post" enctype="multipart/form-data">
    Select Image Files to Upload:
    <input type="file" name="files[]" multiple >
    <input type="submit" name="submit" value="UPLOAD">
   </form>
 
</body>
</html>

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