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<?php
/**
* @package Sven.Bluege
* @subpackage com_eventgallery
*
* @copyright Copyright (C) 2005 - 2019 Sven Bluege All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// Check to ensure this file is included in Joomla!
defined('_JEXEC') or die();
jimport('joomla.error.log');
require_once JPATH_ROOT.'/components/com_eventgallery/library/common/logger.php';
class EventgalleryLibraryFileS3 extends EventgalleryLibraryFile
{
private $expriationTime = '+10 minutes';
/**
* creates the lineitem object. $dblineitem is the database object of this line item
*
* @param object $object
* @throws Exception
*/
function __construct($object)
{
parent::__construct($object);
$this->config = \Joomla\Component\Eventgallery\Site\Library\Configuration\Main::getInstance();
if ($this->_file->width <= 0) {
$this->_file->width = 1000;
}
if ($this->_file->height <= 0) {
$this->_file->height = 1000;
}
}
public function getImageUrl($width=104, $height=104, $fullsize=false, $larger=false, $relative=false) {
$config = \Joomla\Component\Eventgallery\Site\Library\Configuration\Main::getInstance();
$bust = $config->getImage()->hasBust()?'?'.$config->getImage()->getBust():'';
$s3client = EventgalleryLibraryCommonS3client::getInstance();
if ($fullsize) {
return $s3client->getURL($s3client->getBucketForThumbnails(), $this->calculateS3Key(COM_EVENTGALLERY_IMAGE_ORIGINAL_MAX_WIDTH), true) . $bust;
} else {
$width = $this->getSizeCode($width, $height);
return $s3client->getURL($s3client->getBucketForThumbnails(), $this->calculateS3Key($width), true) . $bust;
}
}
public function getThumbUrl ($width=104, $height=104, $larger=true, $relative=false) {
$config = \Joomla\Component\Eventgallery\Site\Library\Configuration\Main::getInstance();
$bust = $config->getImage()->hasBust()?'?'.$config->getImage()->getBust():'';
$s3client = EventgalleryLibraryCommonS3client::getInstance();
$width = $this->getSizeCode($width, $height);
return $s3client->getURL($s3client->getBucketForThumbnails(), $this->calculateS3Key($width), true) . $bust;
}
public function getOriginalImageUrl($forceOriginalFile = false) {
return JUri::base().substr(JRoute::_('index.php?option=com_eventgallery&view=download&folder='.$this->getFolderName().'&file='.urlencode($this->getFileName()) ), strlen(JUri::base(true)) + 1);
}
public function getSharingImageUrl() {
return JUri::base().substr(JRoute::_('index.php?option=com_eventgallery&is_for_sharing=true&view=download&folder='.$this->getFolderName().'&file='.urlencode($this->getFileName()) ), strlen(JUri::base(true)) + 1);
}
private function getSizeCode($width, $height) {
$sizeSet = new EventgalleryHelpersSizeset();
return $sizeSet->getSizeCode($width, $height, $this->getWidth(), $this->getHeight());
}
public function getETag() {
return $this->_file->s3_etag;
}
/**
* returns an array(s3key => etag)
*
* @return array
*/
public function getETagForThumbnails() {
return json_decode($this->_file->s3_etag_thumbnails, true);
}
/**
* increases the hit counter in the database
*/
public function countHit() {
/**
* @var EventgalleryTableFile $table
*/
$table = JTable::getInstance('File', 'EventgalleryTable');
$table->hit($this->_file->id);
}
public function syncFile() {
$s3client = EventgalleryLibraryCommonS3client::getInstance();
$key = $this->getFolderName() . "/" . $this->getFileName();
$config = JFactory::getConfig();
$tempFileName = tempnam($config->get('tmp_path'), 'eg');
$s3file = $s3client->getObjectToFile($s3client->getBucketForOriginalImages(), $key, $tempFileName);
$this->syncFileData($s3file, $tempFileName);
if (is_file($tempFileName)) {
//chown($tempFileName,666);
unlink($tempFileName);
}
unset($s3file);
gc_collect_cycles();
return EventgalleryLibraryManagerFolder::$SYNC_STATUS_SYNC;
}
public function createThumbnails() {
$lambdaURL = $this->config->getStorage()->getS3ResizeAPIUrl();
if (strlen($lambdaURL) > 0) {
return $this->createThumbnailsRemote();
} else {
return $this->createThumbnailsLocal();
}
}
/**
* Create thumbnails using a remote API
*
*
*/
private function createThumbnailsRemote() {
$s3client = EventgalleryLibraryCommonS3client::getInstance();
$sizeSet = new EventgalleryHelpersSizeset();
$availableSizes = array_unique($sizeSet->availableSizes);
$url = $this->config->getStorage()->getS3ResizeAPIUrl();
$apiKey = $this->config->getStorage()->getS3ResizeAPIKey();
$data = [
"region" => $this->config->getStorage()->getS3Region(),
"bucketOriginals" => $s3client->getBucketForOriginalImages(),
"bucketThumbnails" => $s3client->getBucketForThumbnails(),
"autorotate" => $this->config->getImage()->doAutoRotate(),
"sharpImage" => $this->config->getImage()->doUseSharpening(),
"sharpOriginalImage" => $this->config->getImage()->doUseSharpeningForOriginalSizes(),
"doWatermark" => false,
"watermark" => [
"src" => "https://www.svenbluege.de/images/SvenBluege-Photography-Logo.png"
],
"sizes" => $availableSizes,
"folder" => $this->getFolderName(),
"files" => [$this->getFileName()]
];
$data_string = json_encode($data);
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($ch, CURLOPT_POSTFIELDS, $data_string);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_HTTPHEADER, array(
'Content-Type: application/json',
'Content-Length: ' . strlen($data_string),
'x-api-key:' . $apiKey
)
);
$result = curl_exec($ch);
$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
if ($httpcode != 200) {
return ["ERROR" => $result];
}
$result = json_decode($result, true);
$fileData = $result['original'][$this->getFileName()];
$originalImageETag = $fileData['etag'];
$width = $fileData['size']['width'];
$height = $fileData['size']['height'];
$thumbnailETags = $result['thumbnails'][$this->getFileName()];
$this->saveETags($originalImageETag, $thumbnailETags);
$exif = new \components\com_eventgallery\site\library\Data\Exif;
if (isset($fileData['exif'])) {
if (isset($fileData['exif']['exposuretime'])) { $exif->exposuretime = $fileData['exif']['exposuretime'];}
if (isset($fileData['exif']['focallength'])) { $exif->focallength = $fileData['exif']['focallength'];}
if (isset($fileData['exif']['fstop'])) { $exif->fstop = $fileData['exif']['fstop'];}
if (isset($fileData['exif']['iso'])) { $exif->iso = $fileData['exif']['iso'];}
if (isset($fileData['exif']['model'])) { $exif->model = $fileData['exif']['model'];}
}
EventgalleryLibraryFileLocal::storeMetadata($this->getFolderName(), $this->getFileName(), $width, $height, $exif->toJson(), "", false, false, null, null);
return [$availableSizes];
}
/**
* Create Thumbnails using the local server and upload them to S3
*
*
* @return array
*/
private function createThumbnailsLocal() {
JLog::addLogger(
array(
'text_file' => 'com_eventgallery_s3.log.php',
'logger' => 'Eventgalleryformattedtext'
),
JLog::ALL,
'com_eventgallery'
);
$time_start = microtime(true);
$s3client = EventgalleryLibraryCommonS3client::getInstance();
$sizeSet = new EventgalleryHelpersSizeset();
$availableSizes = array_unique($sizeSet->availableSizes);
$doWatermarking = true;
$doSharping = true;
$folderObject = $this->getFolder();
$watermark = $folderObject->getWatermark();
// load default watermark
if (null == $watermark || !$watermark->isPublished()) {
/**
* @var EventgalleryLibraryFactoryWatermark $watermarkFactory
* @var EventgalleryLibraryWatermark $watermark
*/
$watermarkFactory = EventgalleryLibraryFactoryWatermark::getInstance();
$watermark = $watermarkFactory->getDefaultWatermark();
}
$tempFileName = JPATH_CACHE . '/' . $this->getFileName();
$s3file = $s3client->getObjectToFile($s3client->getBucketForOriginalImages(), $this->getFolderName() . "/" . $this->getFileName(), $tempFileName);
$originalFileETag = $s3file->getCleanETag();
$thumbnailETags = array();
$config = JFactory::getConfig();
foreach($availableSizes as $size) {
$imageProcessor = new EventgalleryLibraryCommonImageprocessor();
$imageProcessor->loadImage($tempFileName);
$image_thumb_file = tempnam($config->get('tmp_path'), 'eg');
$imageProcessor->setTargetImageSize($size, -1);
$imageProcessor->processImage(
$this->config->getImage()->doAutoRotate(),
$doWatermarking,
$watermark,
$doSharping && $this->config->getImage()->doUseSharpening(),
$this->config->getImage()->doUseSharpeningForOriginalSizes(),
$this->config->getImage()->getImageSharpenMatrix()
);
$imageProcessor->saveThumbnail($image_thumb_file, $this->config->getImage()->getImageQuality());
$imageProcessor->copyICCProfile($tempFileName, $image_thumb_file);
$key = $this->calculateS3Key($size);
$thumbnail = $s3client->putObjectFile($s3client->getBucketForThumbnails(),
$key,
$image_thumb_file,
EventgalleryLibraryCommonS3client::ACL_PUBLIC_READ
);
if ($thumbnail) {
$thumbnailETags[$key] = $thumbnail->getCleanETag();
}
// call this to clear the filenhandler. Otherwise we can't delete the temp file
gc_collect_cycles();
unlink($image_thumb_file);
}
EventgalleryLibraryFileLocal::updateMetadata($tempFileName, $this->getFolderName(),$this->getFileName());
unset($s3file);
gc_collect_cycles();
unlink($tempFileName);
$this->saveETags($originalFileETag, $thumbnailETags);
$time_end = microtime(true);
$execution_time = ($time_end - $time_start);
JLog::add('processing file '.$this->getFolderName(). '/'. $this->getFileName() . " in $execution_time s.", JLog::INFO, 'com_eventgallery');
return [$availableSizes];
}
/**
* @param EventgalleryLibraryCommonS3file $s3file
* @param string $tempFileName
*/
public function syncFileData(EventgalleryLibraryCommonS3file $s3file, string $tempFileName): void
{
$db = JFactory::getDbo();
$etag = $s3file->getCleanETag();
EventgalleryLibraryFileLocal::updateMetadata($tempFileName, $this->getFolderName(), $this->getFileName());
if ($etag != $this->getETag()) {
// update the etag since it has changed.
$query = $db->getQuery(true);
$query->update('#__eventgallery_file')
->set('s3_etag=' . $db->quote($etag))
->set('s3_etag_thumbnails=""')
->where('id=' . $db->quote($this->getId()));
$db->setQuery($query);
$db->execute();
}
}
/**
* remove double quoutes at the beginning and the end of an etag
*
* @param $etag
* @return String
*/
private function cleanETag($etag) {
return str_replace("\"", "", $etag);
}
private function saveETags($originalFileETag, $thumbnailETags) {
$db = JFactory::getDbo();
// update the etag since it has changed.
$query = $db->getQuery(true);
$query->update('#__eventgallery_file')
->set('s3_etag='. $db->quote($originalFileETag))
->set('s3_etag_thumbnails='. $db->quote(json_encode($thumbnailETags)))
->where('id=' . $db->quote($this->getId()));
$db->setQuery($query);
$db->execute();
}
public function calculateS3Key($size) {
return $this->getFolderName() . '/'. $this->calculateS3KeyPart($size);
}
private function calculateS3KeyPart($size) {
return 's'. $size . '/' . $this->getFileName();
}
public function getOriginalFile()
{
$s3client = EventgalleryLibraryCommonS3client::getInstance();
$tempFileName = JPATH_CACHE . '/' . $this->getFileName();
$image_thumb_file = null;
$s3client->getObjectToFile(
$s3client->getBucketForOriginalImages(),
$this->getFolderName() . "/" . $this->getFileName(),
$tempFileName);
$fileContent = file_get_contents($tempFileName);
unlink($tempFileName);
return $fileContent;
}
/**
* Deletes the image file
*/
public function deleteImageFile() {
$s3client = EventgalleryLibraryCommonS3client::getInstance();
return $s3client->deleteObjectFile($s3client->getBucketForOriginalImages(), $this->getFolderName() . "/" . $this->getFileName());
}
}