/**
* Uploads the images temporary to the cache folder
* If the user doesn't save his entry the cron job will delete
* the images
*
* @param array $file - the file array
*
* @return boolean
*/
public function uploadTmp($file)
{
$appl = JFactory::getApplication();
// Total length of post back data in bytes.
$contentLength = (int) $_SERVER['CONTENT_LENGTH'];
$mediaHelper = new CompojoomHelperMedia();
// Maximum allowed size of post back data in MB.
$postMaxSize = $mediaHelper->toBytes(ini_get('post_max_size'));
// Maximum allowed size of script execution in MB.
$memoryLimit = $mediaHelper->toBytes(ini_get('memory_limit'));
// Check for the total size of post back data.
if ($postMaxSize > 0 && $contentLength > $postMaxSize || $memoryLimit != -1 && $contentLength > $memoryLimit) {
$appl->enqueueMessage(JText::_('LIB_COMPOJOOM_ERROR_WARNUPLOADTOOLARGE'));
return false;
}
// Do we have a file?
if (isset($file['name'])) {
JLoader::import('joomla.filesystem.file');
$user = JFactory::getUser();
$canUpload = $user->authorise('core.multimedia.create', $this->component);
$params = JComponentHelper::getParams($this->component);
$sizes = (array) $params->get('thumbs');
// Some cameras just add whitespace, let's change this
$file['name'] = str_replace(' ', '_', $file['name']);
// Some users are uploading files with umlauts, change them to normal characters, otherwise we get an error on upload
$file['name'] = preg_replace("/&([a-z])[a-z]+;/i", "\$1", htmlentities($file['name']));
// The user doesn't seem to have upload privilegies
if (!$canUpload) {
$appl->enqueueMessage(JText::_('LIB_COMPOJOOM_YOU_DONT_HAVE_UPLOAD_PRIVILEGES'));
return false;
}
// Check if we pass all other checks
if (!$mediaHelper->canUpload($file, $this->component)) {
return false;
}
// Get a (very!) randomised name
$serverkey = JFactory::getConfig()->get('secret', '');
$sig = microtime() . $serverkey;
if (function_exists('sha256')) {
$mangledname = sha256($sig);
} elseif (function_exists('sha1')) {
$mangledname = sha1($sig);
} else {
$mangledname = md5($sig);
}
$mangledname .= '_' . $file['name'];
// ...and its full path
$filepath = JPath::clean($this->getFilePath() . $mangledname);
// If we have a name clash, abort the upload
if (JFile::exists($filepath)) {
$appl->enqueueMessage(JText::_('LIB_COMPOJOOM_ATTACHMENTS_ERR_NAMECLASH'));
return false;
}
// Do the upload
if (!JFile::upload($file['tmp_name'], $filepath)) {
$appl->enqueueMessage(JText::_('LIB_COMPOJOOM_ATTACHMENTS_ERR_CANTJFILEUPLOAD'));
return false;
}
// Get the MIME type
if (function_exists('mime_content_type')) {
$mime = mime_content_type($filepath);
} elseif (function_exists('finfo_open')) {
$finfo = finfo_open(FILEINFO_MIME_TYPE);
$mime = finfo_file($finfo, $filepath);
} else {
$mime = 'application/octet-stream';
}
// Create a temporary thumb file
$image = new CompojoomImage($filepath);
$thumbs = $image->createThumbs($sizes['small']);
$imageData = base64_encode(file_get_contents($thumbs[0]->getPath()));
// Now remove the thumb
JFile::delete($thumbs[0]->getPath());
// Format the image SRC: data:{mime};base64,{data};
$src = 'data: ' . $mime . ';base64,' . $imageData;
// Return the file info
$fileData = array('name' => $mangledname, 'title' => JFile::stripExt($file['name']), 'thumbnailUrl' => $src, 'size' => $file['size'], 'type' => $file['type'], 'deleteType' => 'delete', 'url' => '', 'deleteUrl' => $this->deleteUrl . '&file=' . $mangledname);
return $fileData;
} else {
$appl->enqueueMessage(JText::_('LIB_COMPOJOOM_ATTACHMENTS_ERR_NOFILE'));
return false;
}
}
<script type="text/javascript">
document.getElementById("file-upload-fake").addEventListener("click", function () {
document.getElementById("file-upload-real").click(); // trigger the click of actual file upload button
});
jQuery(document).ready(function () {
var $ = jQuery;
// Initialize the jQuery File Upload widget:
$('#fileupload').fileupload({
// Uncomment the following to send cross-domain cookies:
//xhrFields: {withCredentials: true},
formData: {},
autoUpload: true,
maxFileSize: <?php
echo $mediaHelper->toBytes($displayData['maxSize'] . 'M');
?>
,
maxNumberOfFiles: <?php
echo $displayData['maxNumberOfFiles'];
?>
,
url: '<?php
echo $displayData['url'] . '&' . JSession::getFormToken();
?>
=1',
disableImageResize: false,
imageMaxWidth: <?php
echo $imageSize['x'];
?>
,
