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<?php |
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|
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namespace BitCode\BitForm\Core\Util; |
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|
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use BitCode\BitForm\Admin\Form\Helpers; |
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use BitCode\BitForm\Core\Form\FormManager; |
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use BitCode\BitForm\enshrined\svgSanitize\Sanitizer; |
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|
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final class FileHandler |
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{ |
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public function rmrf($dir) |
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{ |
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if (is_dir($dir)) { |
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$objects = scandir($dir); |
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foreach ($objects as $object) { |
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if ('.' !== $object && '..' !== $object) { |
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if (is_dir($dir . DIRECTORY_SEPARATOR . $object) && !is_link($dir . DIRECTORY_SEPARATOR . $object)) { |
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$this->rmrf($dir . DIRECTORY_SEPARATOR . $object); |
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} else { |
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wp_delete_file($dir . DIRECTORY_SEPARATOR . $object); |
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} |
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} |
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} |
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rmdir($dir); |
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} else { |
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wp_delete_file($dir); |
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} |
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} |
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|
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public function cpyr($source, $destination) |
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{ |
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if (is_dir($source)) { |
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mkdir($destination); |
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// chmod($destination, 0744); |
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$objects = scandir($source); |
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foreach ($objects as $object) { |
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if ('.' !== $object && '..' !== $object) { |
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if (is_dir($source . DIRECTORY_SEPARATOR . $object) && !is_link($source . DIRECTORY_SEPARATOR . $object)) { |
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cpyr($source . DIRECTORY_SEPARATOR . $object, $destination . DIRECTORY_SEPARATOR . $object); |
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} elseif (is_file($source . DIRECTORY_SEPARATOR . $object)) { |
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copy($source . DIRECTORY_SEPARATOR . $object, $destination . DIRECTORY_SEPARATOR . $object); |
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// chmod($destination. DIRECTORY_SEPARATOR .$object, 0644); |
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} else { |
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symlink($source . DIRECTORY_SEPARATOR . $object, $destination . DIRECTORY_SEPARATOR . $object); |
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} |
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} |
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} |
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} else { |
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copy($source, $destination); |
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} |
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} |
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|
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public function moveUploadedFiles($file_details, $form_id, $entry_id) |
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{ |
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$file_upoalded = []; |
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$_upload_dir = self::getEntriesFileUploadDir($form_id, $entry_id); |
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$this::createIndexFile($_upload_dir); |
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if (is_array($file_details['name'])) { |
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foreach ($file_details['name'] as $key => $value) { |
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//check accepted filetype in_array($file_details['name'][$key], $supported_files) else \ |
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if (!empty($value)) { |
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$fileNameCount = 1; |
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// $file_upoalded[$key] = time()."_$value"; |
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$file_upoalded[$key] = sanitize_file_name($value); |
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while (file_exists($_upload_dir . DIRECTORY_SEPARATOR . $file_upoalded[$key])) { |
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$fileNameWithSeparator = BITFORMS_BF_SEPARATOR . $fileNameCount; |
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$file_upoalded[$key] = sanitize_file_name(preg_replace('/(.[a-z A-Z 0-9]+)$/', "{$fileNameWithSeparator}$1", $value)); |
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$fileNameCount = $fileNameCount + 1; |
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if (11 === $fileNameCount) { |
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break; |
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} |
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} |
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$move_status = \move_uploaded_file($file_details['tmp_name'][$key], $_upload_dir . DIRECTORY_SEPARATOR . $file_upoalded[$key]); |
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if (!$move_status) { |
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unset($file_upoalded[$key]); |
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} |
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} |
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} |
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} else { |
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if (!empty($file_details['name'])) { |
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$fileNameCount = 1; |
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$file_upoalded[0] = sanitize_file_name($file_details['name']); |
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while (file_exists($_upload_dir . DIRECTORY_SEPARATOR . $file_upoalded[0])) { |
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$fileNameWithSeparator = BITFORMS_BF_SEPARATOR . $fileNameCount; |
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$file_upoalded[0] = sanitize_file_name(preg_replace('/(.[a-z A-Z 0-9]+)$/', "{$fileNameWithSeparator}$1", $file_details['name'])); |
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$fileNameCount = $fileNameCount + 1; |
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if (11 === $fileNameCount) { |
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break; |
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} |
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} |
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$move_status = \move_uploaded_file($file_details['tmp_name'], $_upload_dir . DIRECTORY_SEPARATOR . $file_upoalded[0]); |
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if (!$move_status) { |
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unset($file_upoalded[0]); |
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} |
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} |
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} |
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return $file_upoalded; |
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} |
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|
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public function deleteFiles($form_id, $entry_id, $files) |
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{ |
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$_upload_dir = self::getEntriesFileUploadDir($form_id, $entry_id); |
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foreach ($files as $name) { |
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wp_delete_file($_upload_dir . DIRECTORY_SEPARATOR . $name); |
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} |
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} |
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|
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public static function getFileUploadError($code) |
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{ |
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$errors = [ |
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0 => __('Unknown upload error', 'bit-form'), |
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1 => __('The uploaded file exceeds the upload_max_filesize directive in php.ini.', 'bit-form'), |
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2 => __('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form.', 'bit-form'), |
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3 => __('The uploaded file was only partially uploaded.', 'bit-form'), |
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4 => __('No file was uploaded.', 'bit-form'), |
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6 => __('Missing a temporary folder.', 'bit-form'), |
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7 => __('Failed to write file to disk.', 'bit-form'), |
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8 => __('A PHP extension stopped the file upload.', 'bit-form'), |
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]; |
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return $errors[$code]; |
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} |
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|
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public static function fileCopy($tmpdir, $destinationDir, $file) |
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{ |
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$tmpFile = $tmpdir . DIRECTORY_SEPARATOR . $file; |
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$newFile = $destinationDir . DIRECTORY_SEPARATOR . $file; |
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if (file_exists($tmpFile)) { |
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copy($tmpFile, $newFile); |
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} |
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} |
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|
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public static function tempDirToUploadDir($submitted_data, $fields, $formId, $entryID) |
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{ |
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$upload_dir = wp_upload_dir(); |
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$tempDir = $upload_dir['basedir'] . '/bitforms/temp'; |
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$destinationDir = self::getEntriesFileUploadDir($formId, $entryID) . DIRECTORY_SEPARATOR; |
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self::createIndexFile($destinationDir); |
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|
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foreach ($submitted_data as $key => $data) { |
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if (isset($fields[$key]) && 'advanced-file-up' === $fields[$key]['type']) { |
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$files = $data; |
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$fldData = $submitted_data[$key]; |
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$files = explode(',', $fldData); |
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if (is_array($files) && count($files) > 0) { |
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foreach ($files as $file) { |
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self::fileCopy($tempDir, $destinationDir, trim($file)); |
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} |
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} else { |
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self::fileCopy($tempDir, $destinationDir, trim($files)); |
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} |
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if (!empty($files)) { |
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$submitted_data[$key] = $files; |
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} |
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} |
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} |
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array_map('unlink', array_filter( |
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(array) array_merge(glob("$tempDir/*")) |
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)); |
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|
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return $submitted_data; |
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} |
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|
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private function getByteSizeByUnit($sizeString) |
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{ |
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// split 2MB into 2 and MB |
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$size = preg_replace('/[^0-9\.]/', '', $sizeString); |
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$unit = preg_replace('/[^a-zA-Z]/', '', $sizeString); |
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$unit = strtolower($unit); |
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if ('kb' === $unit) { |
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return $size * 1024; |
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} elseif ('mb' === $unit) { |
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return $size * 1024 * 1024; |
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} elseif ('gb' === $unit) { |
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return $size * 1024 * 1024 * 1024; |
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} else { |
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return $size; |
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} |
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} |
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|
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public function validation($field_key, $file_details, $form_id) |
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{ |
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if (!function_exists('wp_check_filetype_and_ext')) { |
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require_once ABSPATH . 'wp-admin/includes/file.php'; |
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} |
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|
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$formManager = new FormManager($form_id); |
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$form_contents = $formManager->getFormContent(); |
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$field_content_details = $form_contents->fields; |
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$fieldDetail = $field_content_details->{$field_key}; |
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$fieldType = $fieldDetail->typ; |
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$maxSizeDetails = []; |
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$allowFileTypes = []; |
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$maxSize = null; |
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if ('file-up' === $fieldType) { |
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$allowFileTypes = !empty($fieldDetail->config->allowedFileType) ? $fieldDetail->config->allowedFileType : []; |
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if (!empty($fieldDetail->config->allowMaxSize)) { |
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if (!empty($fieldDetail->config->maxSize)) { |
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$maxSizeDetails['maxSize'] = $fieldDetail->config->maxSize . $fieldDetail->config->sizeUnit; |
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} |
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if (!empty($fieldDetail->config->isItTotalMax)) { |
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$maxSizeDetails['maxTotalFileSize'] = $fieldDetail->config->maxSize . $fieldDetail->config->sizeUnit; |
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} |
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} |
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if (!empty($allowFileTypes)) { |
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$allowFileTypes = explode(',', $allowFileTypes); |
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} |
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} elseif ('advanced-file-up' === $fieldType) { |
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$allowFileTypes = !empty($fieldDetail->config->allowFileTypeValidation) ? $fieldDetail->config->acceptedFileTypes : []; |
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if (!empty($fieldDetail->config->allowFileSizeValidation)) { |
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if (!empty($fieldDetail->config->maxFileSize)) { |
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$maxSizeDetails['maxSize'] = $fieldDetail->config->maxFileSize; |
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} |
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if (!empty($fieldDetail->config->maxTotalFileSize)) { |
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$maxSizeDetails['maxTotalFileSize'] = $fieldDetail->config->maxTotalFileSize; |
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} |
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} |
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} |
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if (!empty($maxSizeDetails['maxSize'])) { |
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$maxSize = $this->getByteSizeByUnit($maxSizeDetails['maxSize']); |
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} |
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$maxTotalFileSize = null; |
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if (!empty($maxSizeDetails['maxTotalFileSize'])) { |
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$maxTotalFileSize = $this->getByteSizeByUnit($maxSizeDetails['maxTotalFileSize']); |
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} |
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|
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if ($formManager->isRepeatedField($field_key)) { |
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foreach ($file_details['name'] as $rowIndex => $file) { |
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if (!empty($file)) { |
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$fileDetails = [ |
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'name' => $file, |
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'type' => $file_details['type'][$rowIndex], |
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'tmp_name' => $file_details['tmp_name'][$rowIndex], |
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'error' => $file_details['error'][$rowIndex], |
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'size' => $file_details['size'][$rowIndex], |
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]; |
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$validateState = $this->validateFileInfo($fieldType, $fileDetails, $allowFileTypes, $maxSize, $maxTotalFileSize); |
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if (!empty($validateState) && !empty($validateState['message'])) { |
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return $validateState; |
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} |
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} |
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} |
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} else { |
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return $this->validateFileInfo($fieldType, $file_details, $allowFileTypes, $maxSize, $maxTotalFileSize); |
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} |
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return []; |
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} |
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|
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private function validateFileInfo($fieldType, $file_details, $allowFileTypes, $maxSize, $maxTotalFileSize) |
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{ |
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$errorMessage = [ |
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'message' => '', |
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'error_type'=> '', |
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]; |
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if (is_array($file_details['name'])) { |
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$totalSize = 0; |
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foreach ($file_details['name'] as $key => $file) { |
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if (!empty($file)) { |
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$fileInfo = [ |
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'name' => $file, |
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'type' => $file_details['type'][$key], |
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'tmp_name' => $file_details['tmp_name'][$key], |
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'error' => $file_details['error'][$key], |
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'size' => $file_details['size'][$key], |
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]; |
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$totalSize += $fileInfo['size']; |
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$validateState = $this->validateSingleFile($fieldType, $fileInfo, $allowFileTypes, $maxSize); |
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if (!empty($validateState)) { |
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return $validateState; |
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} |
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} |
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} |
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if (isset($maxTotalFileSize) && !is_null($maxTotalFileSize) && $totalSize > $maxTotalFileSize) { |
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$errorMessage['message'] = __('Total File size is too large', 'bit-form'); |
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$errorMessage['error_type'] = 'file_size_error'; |
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return $errorMessage; |
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} |
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} else { |
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$validateState = $this->validateSingleFile($fieldType, $file_details, $allowFileTypes, $maxSize); |
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if (!empty($validateState)) { |
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return $validateState; |
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} |
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} |
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|
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return $errorMessage; |
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} |
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|
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private function validateSingleFile($fieldType, &$file, $allowTypes, $maxSize = null) |
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{ |
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$fileName = sanitize_file_name($file['name']); |
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if (!empty($fileName)) { |
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$fileSize = $file['size']; |
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if (!empty($maxSize) && $fileSize > $maxSize) { |
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return [ |
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'message' => __('File size is too large', 'bit-form'), |
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'error_type'=> 'file_size_error', |
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]; |
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} |
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|
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$fileExtension = pathinfo($fileName, PATHINFO_EXTENSION); |
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$fileExtAllowedByWp = wp_check_filetype_and_ext($file['tmp_name'], $fileName); |
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$isAllowedFileType = in_array('.' . $fileExtension, $allowTypes); |
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if ('advanced-file-up' === $fieldType && !empty($allowTypes)) { |
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if (function_exists('mime_content_type')) { |
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$fileMimeType = mime_content_type($file['tmp_name']); |
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} else { |
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$fileMimeType = $fileExtAllowedByWp['type']; |
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} |
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$isAllowedFileType = in_array($fileMimeType, $allowTypes); |
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} |
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if ((!empty($allowTypes) && !$isAllowedFileType) || (empty($allowTypes) && empty($fileExtAllowedByWp['ext']))) { |
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return [ |
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'message' => __(($fileExtension ? ".{$fileExtension}" : 'empty') . ' file extension is not allowed', 'bit-form'), |
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'error_type'=> 'file_type_error', |
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]; |
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} |
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if ('svg' === $fileExtension) { |
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$svg_sanitizer = new Sanitizer(); |
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$dirty_svg = file_get_contents($file['tmp_name']); |
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$clean_svg = $svg_sanitizer->sanitize($dirty_svg); |
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if (false === $clean_svg) { |
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return [ |
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'message' => __('SVG file is not valid', 'bit-form'), |
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'error_type'=> 'file_type_error', |
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]; |
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} |
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file_put_contents($file['tmp_name'], $clean_svg); |
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} |
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} |
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} |
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|
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public static function deleteIsFileExists($path) |
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{ |
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if (file_exists($path)) { |
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wp_delete_file($path); |
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} |
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} |
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|
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public static function getEntriesFileUploadDir($form_id, $entry_id) |
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{ |
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$uploadDir = rtrim(BITFORMS_UPLOAD_DIR, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . $form_id . DIRECTORY_SEPARATOR; |
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$previousEntryDirectory = $uploadDir . $entry_id; |
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if (is_dir($previousEntryDirectory)) { |
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return $previousEntryDirectory; |
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} |
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$encrypted_directory = Helpers::getEncryptedEntryId($entry_id); |
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return $uploadDir . $encrypted_directory; |
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} |
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|
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public static function createIndexFile($directory) |
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{ |
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if (wp_mkdir_p($directory)) { |
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$indexFilePath = rtrim($directory, '/') . '/index.php'; |
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if (!file_exists($indexFilePath)) { |
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try { |
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if (false === file_put_contents($indexFilePath, "<?php\n// No direct access allowed.")) { |
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throw new \Exception("Failed to create index.php in $directory"); |
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} |
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} catch (\Exception $e) { |
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error_log($e->getMessage()); // Log the error for debugging |
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} |
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} |
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} |
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return false; |
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} |
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} |
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|
