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<?php
namespace Laminas\File\Transfer\Adapter;
use Laminas\File\Transfer;
use Laminas\File\Transfer\Exception;
use Laminas\ProgressBar;
use Laminas\ProgressBar\Adapter;
use Laminas\Validator;
/**
* File transfer adapter class for the HTTP protocol
*
* @deprecated since 2.7.0, and scheduled for removal with 3.0.0
*/
class Http extends AbstractAdapter
{
protected static $callbackApc = 'apc_fetch';
protected static $callbackUploadProgress = 'uploadprogress_get_info';
/**
* Constructor for Http File Transfers
*
* @param array $options OPTIONAL Options to set
* @throws Exception\PhpEnvironmentException if file uploads are not allowed
*/
public function __construct($options = [])
{
if (ini_get('file_uploads') == false) {
throw new Exception\PhpEnvironmentException('File uploads are not allowed in your php config!');
}
$this->setOptions($options);
$this->prepareFiles();
$this->addValidator('Upload', false, $this->files);
}
/**
* Sets a validator for the class, erasing all previous set
*
* @param array $validators Validator to set
* @param string|array $files Files to limit this validator to
* @return AbstractAdapter
*/
public function setValidators(array $validators, $files = null)
{
$this->clearValidators();
return $this->addValidators($validators, $files);
}
/**
* Remove an individual validator
*
* @param string $name
* @return AbstractAdapter
*/
public function removeValidator($name)
{
if ($name == 'Upload') {
return $this;
}
return parent::removeValidator($name);
}
/**
* Clear the validators
*
* @return AbstractAdapter
*/
public function clearValidators()
{
parent::clearValidators();
$this->addValidator('Upload', false, $this->files);
return $this;
}
/**
* Send the file to the client (Download)
*
* @param string|array $options Options for the file(s) to send
* @return void
* @throws Exception\BadMethodCallException Not implemented
*/
public function send($options = null)
{
throw new Exception\BadMethodCallException('Method not implemented');
}
/**
* Checks if the files are valid
*
* @param string|array $files (Optional) Files to check
* @return bool True if all checks are valid
*/
public function isValid($files = null)
{
// Workaround for WebServer not conforming HTTP and omitting CONTENT_LENGTH
$content = 0;
if (isset($_SERVER['CONTENT_LENGTH'])) {
$content = $_SERVER['CONTENT_LENGTH'];
} elseif (! empty($_POST)) {
$content = serialize($_POST);
}
// Workaround for a PHP error returning empty $_FILES when form data exceeds php settings
if (empty($this->files) && ($content > 0)) {
if (is_array($files)) {
$files = current($files);
}
$temp = [$files => [
'name' => $files,
'error' => 1]];
$validator = $this->validators[Validator\File\Upload::class];
$validator->setTranslator($this->getTranslator())
->setFiles($temp)
->isValid($files, null);
$this->messages += $validator->getMessages();
return false;
}
return parent::isValid($files);
}
/**
* Receive the file from the client (Upload)
*
* @param string|array $files (Optional) Files to receive
* @return bool
*/
public function receive($files = null)
{
if (! $this->isValid($files)) {
return false;
}
$check = $this->getFiles($files);
foreach ($check as $file => $content) {
if (! $content['received']) {
$directory = '';
$destination = $this->getDestination($file);
if ($destination !== null) {
$directory = $destination . DIRECTORY_SEPARATOR;
}
$filename = $directory . $content['name'];
$rename = $this->getFilter('Rename');
if ($rename !== null) {
$tmp = $rename->getNewName($content['tmp_name']);
if ($tmp != $content['tmp_name']) {
$filename = $tmp;
}
if (dirname($filename) == '.') {
$filename = $directory . $filename;
}
$key = array_search(get_class($rename), $this->files[$file]['filters']);
unset($this->files[$file]['filters'][$key]);
}
// Should never return false when it's tested by the upload validator
if (! move_uploaded_file($content['tmp_name'], $filename)) {
if ($content['options']['ignoreNoFile']) {
$this->files[$file]['received'] = true;
$this->files[$file]['filtered'] = true;
continue;
}
$this->files[$file]['received'] = false;
return false;
}
if ($rename !== null) {
$this->files[$file]['destination'] = dirname($filename);
$this->files[$file]['name'] = basename($filename);
}
$this->files[$file]['tmp_name'] = $filename;
$this->files[$file]['received'] = true;
}
if (! $content['filtered']) {
if (! $this->filter($file)) {
$this->files[$file]['filtered'] = false;
return false;
}
$this->files[$file]['filtered'] = true;
}
}
return true;
}
/**
* Checks if the file was already sent
*
* @param string|array $files Files to check
* @return bool
* @throws Exception\BadMethodCallException Not implemented
*/
public function isSent($files = null)
{
throw new Exception\BadMethodCallException('Method not implemented');
}
/**
* Checks if the file was already received
*
* @param string|array $files (Optional) Files to check
* @return bool
*/
public function isReceived($files = null)
{
$files = $this->getFiles($files, false, true);
if (empty($files)) {
return false;
}
foreach ($files as $content) {
if ($content['received'] !== true) {
return false;
}
}
return true;
}
/**
* Checks if the file was already filtered
*
* @param string|array $files (Optional) Files to check
* @return bool
*/
public function isFiltered($files = null)
{
$files = $this->getFiles($files, false, true);
if (empty($files)) {
return false;
}
foreach ($files as $content) {
if ($content['filtered'] !== true) {
return false;
}
}
return true;
}
/**
* Has a file been uploaded ?
*
* @param array|string|null $files
* @return bool
*/
public function isUploaded($files = null)
{
$files = $this->getFiles($files, false, true);
if (empty($files)) {
return false;
}
foreach ($files as $file) {
if (empty($file['name'])) {
return false;
}
}
return true;
}
/**
* Returns the actual progress of file up-/downloads
*
* @param string|array $id The upload to get the progress for
* @return array|null
* @throws Exception\PhpEnvironmentException whether APC nor UploadProgress extension installed
* @throws Exception\RuntimeException
*/
public static function getProgress($id = null)
{
if (! self::isApcAvailable() && ! self::isUploadProgressAvailable()) {
throw new Exception\PhpEnvironmentException('Neither APC nor UploadProgress extension installed');
}
$session = 'Laminas\File\Transfer\Adapter\Http\ProgressBar';
$status = [
'total' => 0,
'current' => 0,
'rate' => 0,
'message' => '',
'done' => false
];
if (is_array($id)) {
if (isset($id['progress'])) {
$adapter = $id['progress'];
}
if (isset($id['session'])) {
$session = $id['session'];
}
if (isset($id['id'])) {
$id = $id['id'];
} else {
unset($id);
}
}
if (! empty($id) && (($id instanceof Adapter\AbstractAdapter) || ($id instanceof ProgressBar\ProgressBar))) {
$adapter = $id;
unset($id);
}
if (empty($id)) {
if (! isset($_GET['progress_key'])) {
$status['message'] = 'No upload in progress';
$status['done'] = true;
} else {
$id = $_GET['progress_key'];
}
}
if (! empty($id)) {
if (self::isApcAvailable()) {
$call = call_user_func(static::$callbackApc, ini_get('apc.rfc1867_prefix') . $id);
if (is_array($call)) {
$status = $call + $status;
}
} elseif (self::isUploadProgressAvailable()) {
$call = call_user_func(static::$callbackUploadProgress, $id);
if (is_array($call)) {
$status = $call + $status;
$status['total'] = isset($status['bytes_total']) ? $status['bytes_total'] : $status['total'];
$status['current'] = isset($status['bytes_uploaded'])
? $status['bytes_uploaded']
: $status['current'];
$status['rate'] = isset($status['speed_average']) ? $status['speed_average'] : $status['rate'];
if ($status['total'] == $status['current']) {
$status['done'] = true;
}
}
}
if (! is_array($call)) {
$status['done'] = true;
$status['message'] = 'Failure while retrieving the upload progress';
} elseif (! empty($status['cancel_upload'])) {
$status['done'] = true;
$status['message'] = 'The upload has been canceled';
} else {
$status['message'] = static::toByteString($status['current']) . " - "
. static::toByteString($status['total']);
}
$status['id'] = $id;
}
if (isset($adapter) && isset($status['id'])) {
if ($adapter instanceof Adapter\AbstractAdapter) {
$adapter = new ProgressBar\ProgressBar($adapter, 0, $status['total'], $session);
}
if (! ($adapter instanceof ProgressBar\ProgressBar)) {
throw new Exception\RuntimeException('Unknown Adapter given');
}
if ($status['done']) {
$adapter->finish();
} else {
$adapter->update($status['current'], $status['message']);
}
$status['progress'] = $adapter;
}
return $status;
}
/**
* Checks the APC extension for progress information
*
* @return bool
*/
public static function isApcAvailable()
{
return (bool) ini_get('apc.enabled') && (bool) ini_get('apc.rfc1867') && is_callable(static::$callbackApc);
}
/**
* Checks the UploadProgress extension for progress information
*
* @return bool
*/
public static function isUploadProgressAvailable()
{
return is_callable(static::$callbackUploadProgress);
}
/**
* Prepare the $_FILES array to match the internal syntax of one file per entry
*
* @return Http
*/
protected function prepareFiles()
{
$this->files = [];
foreach ($_FILES as $form => $content) {
if (is_array($content['name'])) {
foreach ($content as $param => $file) {
foreach ($file as $number => $target) {
$this->files[$form . '_' . $number . '_'][$param] = $target;
$this->files[$form]['multifiles'][$number] = $form . '_' . $number . '_';
}
}
$this->files[$form]['name'] = $form;
foreach ($this->files[$form]['multifiles'] as $key => $value) {
if ($this->files[$value]['tmp_name'] !== '') {
$this->files[$value]['name'] = basename($this->files[$value]['tmp_name'])
. '_' . $this->files[$value]['name'];
}
$this->files[$value]['options'] = $this->options;
$this->files[$value]['validated'] = false;
$this->files[$value]['received'] = false;
$this->files[$value]['filtered'] = false;
$mimetype = $this->detectMimeType($this->files[$value]);
$this->files[$value]['type'] = $mimetype;
$filesize = $this->detectFileSize($this->files[$value]);
$this->files[$value]['size'] = $filesize;
if ($this->options['detectInfos']) {
$_FILES[$form]['type'][$key] = $mimetype;
$_FILES[$form]['size'][$key] = $filesize;
}
}
} else {
$this->files[$form] = $content;
if ($this->files[$form]['tmp_name'] !== '') {
$this->files[$form]['name'] = basename($this->files[$form]['tmp_name'])
. '_' . $this->files[$form]['name'];
}
$this->files[$form]['options'] = $this->options;
$this->files[$form]['validated'] = false;
$this->files[$form]['received'] = false;
$this->files[$form]['filtered'] = false;
$mimetype = $this->detectMimeType($this->files[$form]);
$this->files[$form]['type'] = $mimetype;
$filesize = $this->detectFileSize($this->files[$form]);
$this->files[$form]['size'] = $filesize;
if ($this->options['detectInfos']) {
$_FILES[$form]['type'] = $mimetype;
$_FILES[$form]['size'] = $filesize;
}
}
}
return $this;
}
}