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sintonia/airtime_mvc/application/common/FileDataHelper.php
Thomas Göttgens 82d3530777
Corrupt Cover Art prohibits mp3 upload 
Don't throw an exception on corrupted cover art image data in upload. The order of processing needs to be the other way around.
2020-07-18 16:35:00 +02:00

452 lines
14 KiB
PHP
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<?php
class FileDataHelper {
public static function getAudioMimeTypeArray() {
return array(
"audio/ogg" => "ogg",
"application/ogg" => "ogg",
"audio/vorbis" => "ogg",
"audio/mp3" => "mp3",
"audio/mpeg" => "mp3",
"audio/mpeg3" => "mp3",
"audio/x-aac" => "aac",
"audio/aac" => "aac",
"audio/aacp" => "aac",
"audio/mp4" => "m4a",
"video/mp4" => "mp4",
"audio/x-flac" => "flac",
"audio/flac" => "flac",
"audio/wav" => "wav",
"audio/x-wav" => "wav",
"audio/mp2" => "mp2",
"audio/mp1" => "mp1",
"audio/x-ms-wma" => "wma",
"audio/basic" => "au",
);
}
/**
* We want to throw out invalid data and process the upload successfully
* at all costs, so check the data and sanitize it if necessary
* @param array $data array containing new file metadata
*/
public static function sanitizeData(&$data)
{
if (array_key_exists("track_number", $data)) {
// If the track number isn't numeric, this will return 0
$data["track_number"] = intval($data["track_number"]);
}
if (array_key_exists("year", $data)) {
// If the track number isn't numeric, this will return 0
$data["year"] = intval($data["year"]);
}
if (array_key_exists("bpm", $data)) {
//Some BPM tags are silly and include the word "BPM". Let's strip that...
$data["bpm"] = str_ireplace("BPM", "", $data["bpm"]);
// This will convert floats to ints too.
$data["bpm"] = intval($data["bpm"]);
}
}
/**
* Return a suitable extension for the given file
*
* @param string $mime
*
* @return string file extension with(!) a dot (for convenience)
*
* @throws Exception
*/
public static function getFileExtensionFromMime($mime)
{
$mime = trim(strtolower($mime));
try {
return ('.' . static::getAudioMimeTypeArray()[$mime]);
} catch (Exception $e) {
throw new Exception("Unknown file type: $mime");
}
}
/**
* Gets data URI from artwork file
*
* @param string $file
* @param int $size
* @param string $filepath
*
* @return string Data URI for artwork
*/
public static function getArtworkData($file, $size, $filepath = false)
{
$baseUrl = Application_Common_HTTPHelper::getStationUrl();
$default = $baseUrl . "css/images/no-cover.jpg";
if ($filepath != false) {
$path = $filepath . $file . "-" . $size;
if (!file_exists($path)) {
$get_file_content = $default;
} else {
$get_file_content = file_get_contents($path);
}
} else {
$storDir = Application_Model_MusicDir::getStorDir();
$path = $storDir->getDirectory() . $file . "-" . $size;
if (!file_exists($path)) {
$get_file_content = $default;
} else {
$get_file_content = file_get_contents($path);
}
}
return $get_file_content;
}
/**
* Add artwork file
*
* @param string $analyzeFile
* @param string $filename
* @param string $importDir
* @param string $DbPath
*
* @return string Path to artwork
*/
public static function saveArtworkData($analyzeFile, $filename, $importDir = null, $DbPath = null)
{
if (class_exists('getID3')) {
$getID3 = new \getID3();
$getFileInfo = $getID3->analyze($analyzeFile);
} else {
$getFileInfo = [];
Logging::error("Failed to load getid3 library. Please upgrade Libretime.");
}
if(isset($getFileInfo['comments']['picture'][0])) {
$get_img = "";
$timestamp = time();
$mime = $getFileInfo['comments']['picture'][0]['image_mime'];
$Image = 'data:'.$mime.';charset=utf-8;base64,'.base64_encode($getFileInfo['comments']['picture'][0]['data']);
$base64 = @$Image;
if (!file_exists($importDir . "/" . "artwork/")) {
if (!mkdir($importDir . "/" . "artwork/", 0777, true)) {
Logging::error("Failed to create artwork directory.");
throw new Exception("Failed to create artwork directory.");
}
}
$path_parts = pathinfo($filename);
$file = $importDir . "artwork/" . $path_parts['filename'];
//Save Data URI
if (file_put_contents($file, $base64)) {
$get_img = $DbPath . "artwork/". $path_parts['filename'];
} else {
Logging::error("Could not save Data URI");
}
if ($mime == "image/png") {
$ext = 'png';
} elseif ($mime == "image/gif") {
$ext = 'gif';
} elseif ($mime == "image/bmp") {
$ext = 'bmp';
} else {
$ext = 'jpg';
}
self::resizeGroup($file, $ext);
} else {
$get_img = '';
}
return $get_img;
}
/**
* Reset artwork
*
* @param string $trackid
*
* @return string $get_img Path to artwork
*/
public static function resetArtwork($trackid)
{
$file = Application_Model_StoredFile::RecallById($trackid);
$md = $file->getMetadata();
$storDir = Application_Model_MusicDir::getStorDir();
$fp = $storDir->getDirectory();
$dbAudioPath = $md["MDATA_KEY_FILEPATH"];
$fullpath = $fp . $dbAudioPath;
if (class_exists('getID3')) {
$getID3 = new \getID3();
$getFileInfo = $getID3->analyze($fullpath);
} else {
$getFileInfo = [];
Logging::error("Failed to load getid3 library. Please upgrade Libretime.");
}
if(isset($getFileInfo['comments']['picture'][0])) {
$get_img = "";
$mime = $getFileInfo['comments']['picture'][0]['image_mime'];
$Image = 'data:'.$getFileInfo['comments']['picture'][0]['image_mime'].';charset=utf-8;base64,'.base64_encode($getFileInfo['comments']['picture'][0]['data']);
$base64 = @$Image;
$audioPath = dirname($fullpath);
$dbPath = dirname($dbAudioPath);
$path_parts = pathinfo($fullpath);
$file = $path_parts['filename'];
//Save Data URI
if (file_put_contents($audioPath . "/" . $file, $base64)) {
$get_img = $dbPath . "/" . $file;
} else {
Logging::error("Could not save Data URI");
}
$rfile = $audioPath . "/" . $file;
if ($mime == "image/png") {
$ext = 'png';
} elseif ($mime == "image/gif") {
$ext = 'gif';
} elseif ($mime == "image/bmp") {
$ext = 'bmp';
} else {
$ext = 'jpg';
}
self::resizeGroup($rfile, $ext);
} else {
$get_img = "";
}
return $get_img;
}
/**
* Upload artwork
*
* @param string $trackid
* @param string $data
*
* @return string Path to artwork
*/
public static function setArtwork($trackid, $data)
{
$file = Application_Model_StoredFile::RecallById($trackid);
$md = $file->getMetadata();
$storDir = Application_Model_MusicDir::getStorDir();
$fp = $storDir->getDirectory();
$dbAudioPath = $md["MDATA_KEY_FILEPATH"];
$fullpath = $fp . $dbAudioPath;
if ($data == "0") {
$get_img = "";
self::removeArtwork($trackid, $data);
} else {
$base64 = @$data;
$mime = explode(';', $base64)[0];
$audioPath = dirname($fullpath);
$dbPath = dirname($dbAudioPath);
$path_parts = pathinfo($fullpath);
$file = $path_parts['filename'];
//Save Data URI
if (file_put_contents($audioPath . "/" . $file, $base64)) {
$get_img = $dbPath . "/" . $file;
} else {
Logging::error("Could not save Data URI");
}
$rfile = $audioPath . "/" . $file;
if ($mime == "data:image/png") {
$ext = 'png';
} elseif ($mime == "data:image/gif") {
$ext = 'gif';
} elseif ($mime == "data:image/bmp") {
$ext = 'bmp';
} else {
$ext = 'jpg';
}
self::resizeGroup($rfile, $ext);
}
return $get_img;
}
/**
*
* Deletes just the artwork
*/
public static function removeArtwork($trackid)
{
$file = Application_Model_StoredFile::RecallById($trackid);
$md = $file->getMetadata();
$storDir = Application_Model_MusicDir::getStorDir();
$fp = $storDir->getDirectory();
$dbAudioPath = $md["MDATA_KEY_ARTWORK"];
$fullpath = $fp . $dbAudioPath;
if (file_exists($fullpath)) {
foreach (glob("$fullpath*", GLOB_NOSORT) as $filename) {
unlink($filename);
}
} else {
throw new Exception("Could not locate file ".$filepath);
}
return "";
}
/**
* Resize artwork group
*
* @param string $file
* @param string $ext
*/
public static function resizeGroup($file, $ext)
{
if (file_exists($file)) {
self::resizeImage($file, $file . '-32.jpg', $ext, 32, 100);
self::resizeImage($file, $file . '-64.jpg', $ext, 64, 100);
self::resizeImage($file, $file . '-128.jpg', $ext, 128, 100);
self::resizeImage($file, $file . '-256.jpg', $ext, 256, 100);
self::resizeImage($file, $file . '-512.jpg', $ext, 512, 100);
self::imgToDataURI($file . '-32.jpg', $file . '-32');
self::imgToDataURI($file . '-64.jpg', $file . '-64');
self::imgToDataURI($file . '-128.jpg', $file . '-128');
self::imgToDataURI($file . '-256.jpg', $file . '-256');
} else {
Logging::error("The file $file does not exist");
}
}
/**
* Render image
* Used in API to render JPEG
*
* @param string $file
*/
public static function renderImage($file)
{
$im = @imagecreatefromjpeg($file);
header('Content-Type: image/jpeg');
$img = $im;
imagejpeg($img);
imagedestroy($img);
}
/**
* Render Data URI
* Used in API to render Data URI
*
* @param string $dataFile
*/
public static function renderDataURI($dataFile)
{
if($filecontent = file_get_contents($dataFile) !== false){
$image = @file_get_contents($dataFile);
$image = base64_encode($image);
if (!$image || $image === '') {
return;
}
$blob = base64_decode($image);
$f = finfo_open();
$mime_type = finfo_buffer($f, $blob, FILEINFO_MIME_TYPE);
finfo_close($f);
header("Content-Type: " . $mime_type);
echo $blob;
} else {
return;
}
}
/**
* Resize Image
*
* @param string $orig_filename
* @param string $converted_filename
* @param string $ext
* @param string $size Default: 500
* @param string $quality Default: 75
*
*/
public static function resizeImage($orig_filename, $converted_filename, $ext, $size=500, $quality=75)
{
$get_cont = file_get_contents($orig_filename);
if ($ext == "png") {
$im = @imagecreatefrompng($get_cont);
} elseif ($ext == "gif") {
$im = @imagecreatefromgif($get_cont);
} else {
$im = @imagecreatefromjpeg($get_cont);
}
// if one of those bombs, create an error image instead
if (!$im) {
$im = imagecreatetruecolor(150, 30);
$bgc = imagecolorallocate($im, 255, 255, 255);
$tc = imagecolorallocate($im, 0, 0, 0);
imagefilledrectangle($im, 0, 0, 150, 30, $bgc);
imagestring($im, 1, 5, 5, 'Error loading ' . $converted_filename, $tc);
}
// scale if appropriate
if ($size){
$im = imagescale($im , $size);
}
$img = $im;
imagejpeg($img, $converted_filename, $quality);
imagedestroy($img);
}
/**
* Convert image to Data URI
*
* @param string $orig_filename
* @param string $conv_filename
*/
public static function imgToDataURI($orig_filename, $conv_filename)
{
$file = file_get_contents($orig_filename);
$Image = 'data:image/jpeg;charset=utf-8;base64,'.base64_encode($file);
$base64 = @$Image;
//Save Data URI
if (file_put_contents($conv_filename, $base64)) {
} else {
Logging::error("Could not save Data URI");
}
}
/**
* Track Type
*
* @return string Track type key value
*/
public static function saveTrackType()
{
if (isset($_COOKIE['tt_upload'])) {
$tt = $_COOKIE['tt_upload'];
} else {
// Use default track type
$tt = Application_Model_Preference::GetTrackTypeDefault();
}
return $tt;
}
}
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