mirror of
https://github.com/HaschekSolutions/pictshare.git
synced 2025-11-11 18:56:21 +00:00
125 lines
3.4 KiB
PHP
125 lines
3.4 KiB
PHP
<?php
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// basic path definitions
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define('DS', DIRECTORY_SEPARATOR);
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define('ROOT', dirname(__FILE__).'/..');
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header('Content-Type: application/json; charset=utf-8');
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//loading default settings if exist
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if(!file_exists(ROOT.DS.'inc'.DS.'config.inc.php'))
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exit('Rename /inc/example.config.inc.php to /inc/config.inc.php first!');
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include_once(ROOT.DS.'inc'.DS.'config.inc.php');
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//loading core and controllers
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include_once(ROOT . DS . 'inc' . DS. 'core.php');
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//load external things if existing
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if(file_exists(ROOT.'/lib/vendor/autoload.php'))
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require ROOT.'/lib/vendor/autoload.php';
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loadAllContentControllers();
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// check if client has permission to upload
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executeUploadPermission();
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// check write permissions first
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if(!isFolderWritable(ROOT.DS.'data'))
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exit(json_encode(array('status'=>'err','reason'=>'Data directory not writable')));
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else if(!isFolderWritable(ROOT.DS.'tmp'))
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exit(json_encode(array('status'=>'err','reason'=>'Temp directory not writable')));
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$hash = sanatizeString(trim($_REQUEST['hash']))?sanatizeString(trim($_REQUEST['hash'])):false;
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// check for POSTed text
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if($_REQUEST['base64'])
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{
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$data = $_REQUEST['base64'];
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$format = $_REQUEST['format'];
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$tmpfile = ROOT.DS.'tmp'.DS.md5(rand(0,10000).time()).time();
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base64ToFile($data, $tmpfile);
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//get the file type
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$type = getTypeOfFile($tmpfile);
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//check for duplicates
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$sha1 = sha1_file($tmpfile);
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$ehash = sha1Exists($sha1);
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if($ehash && file_exists(ROOT.DS.'data'.DS.$ehash.DS.$ehash))
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exit(json_encode(array('status'=>'ok','hash'=>$ehash,'filetype'=>$type,'url'=>URL.$ehash)));
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//cross check filetype for controllers
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//
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//image?
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if(in_array($type,(new ImageController)->getRegisteredExtensions()))
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{
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$answer = (new ImageController())->handleUpload($tmpfile,$hash);
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}
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//or, a text
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else if($type=='text')
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{
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$answer = (new TextController())->handleUpload($tmpfile,$hash);
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}
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//or, a video
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else if(in_array($type,(new VideoController)->getRegisteredExtensions()))
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{
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$answer = (new VideoController())->handleUpload($tmpfile,$hash);
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}
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if(!$answer)
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$answer = array('status'=>'err','reason'=>'Unsupported filetype','filetype'=>$type);
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if($answer['hash'] && $answer['status']=='ok')
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{
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$answer['filetype'] = $type;
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//add this sha1 to the list
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addSha1($answer['hash'],$sha1);
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if(getDeleteCodeOfHash($answer['hash']))
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{
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$answer['delete_code'] = getDeleteCodeOfHash($answer['hash']);
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$answer['delete_url'] = URL.'delete_'.getDeleteCodeOfHash($answer['hash']).'/'.$answer['hash'];
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}
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storageControllerUpload($answer['hash']);
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}
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echo json_encode($answer);
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}
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function base64_to_type($base64_string)
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{
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$data = explode(',', $base64_string);
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$data = $data[1];
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$data = str_replace(' ','+',$data);
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$data = base64_decode($data);
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$info = getimagesizefromstring($data);
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trigger_error("########## FILETYPE: ".$info['mime']);
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$f = finfo_open();
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$type = finfo_buffer($f, $data, FILEINFO_MIME_TYPE);
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return $type;
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}
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function base64ToFile($base64_string, $output_file)
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{
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$data = explode(',', $base64_string);
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$data = $data[1];
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$data = str_replace(' ','+',$data);
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$data = base64_decode($data);
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$ifp = fopen( $output_file, 'wb' );
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fwrite( $ifp, $data );
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fclose( $ifp );
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} |