131 lines
4.2 KiB
PHP
131 lines
4.2 KiB
PHP
<?php
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// HTTP headers for no cache etc
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header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
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header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
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header("Cache-Control: no-store, no-cache, must-revalidate");
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header("Cache-Control: post-check=0, pre-check=0", false);
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header("Pragma: no-cache");
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ob_start();
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ob_implicit_flush(0);
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define('BASE_DIR', str_replace("\\", "/", dirname(dirname(dirname(__FILE__)))));
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require(BASE_DIR . '/inc/init.php');
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if (!isset($_SESSION['user_id']))
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{
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header('Location:index.php');
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exit;
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}
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// Settings
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$targetDir = BASE_DIR.'/'. UPLOAD_GALLERY_DIR .'/.uploader/'.$_SESSION['user_id'];
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$cleanupTargetDir = true; // Remove old files
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$maxFileAge = 5 * 3600; // Temp file age in seconds
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// 5 minutes execution time
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@set_time_limit(5 * 60);
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// Get parameters
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$chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0;
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$chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 0;
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$fileName = isset($_REQUEST["name"]) ? $_REQUEST["name"] : '';
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// Clean the fileName for security reasons
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$fileName = preg_replace('/[^\w\._]+/', '_', $fileName);
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// Make sure the fileName is unique but only if chunking is disabled
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if ($chunks < 2 && file_exists($targetDir . DIRECTORY_SEPARATOR . $fileName)) {
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$ext = strrpos($fileName, '.');
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$fileName_a = substr($fileName, 0, $ext);
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$fileName_b = substr($fileName, $ext);
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$count = 1;
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while (file_exists($targetDir . DIRECTORY_SEPARATOR . $fileName_a . '_' . $count . $fileName_b))
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$count++;
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$fileName = $fileName_a . '_' . $count . $fileName_b;
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}
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$filePath = $targetDir . DIRECTORY_SEPARATOR . $_FILES['file']['name'];
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// Create target dir
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if (!file_exists($targetDir))
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@mkdir($targetDir,0777);
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// Remove old temp files
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if ($cleanupTargetDir && is_dir($targetDir) && ($dir = opendir($targetDir))) {
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while (($file = readdir($dir)) !== false) {
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$tmpfilePath = $targetDir . DIRECTORY_SEPARATOR . $file;
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// Remove temp file if it is older than the max age and is not the current file
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if (preg_match('/\.part$/', $file) && (filemtime($tmpfilePath) < time() - $maxFileAge) && ($tmpfilePath != "{$filePath}.part")) {
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@unlink($tmpfilePath);
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}
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}
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closedir($dir);
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} else
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die('{"jsonrpc" : "2.0", "error" : {"code": 100, "message": "Failed to open temp directory."}, "id" : "id"}');
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// Look for the content type header
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if (isset($_SERVER["HTTP_CONTENT_TYPE"]))
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$contentType = $_SERVER["HTTP_CONTENT_TYPE"];
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if (isset($_SERVER["CONTENT_TYPE"]))
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$contentType = $_SERVER["CONTENT_TYPE"];
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// Handle non multipart uploads older WebKit versions didn't support multipart in HTML5
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if (strpos($contentType, "multipart") !== false) {
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if (isset($_FILES['file']['tmp_name']) && is_uploaded_file($_FILES['file']['tmp_name'])) {
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// Open temp file
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$out = fopen("{$filePath}.part", $chunk == 0 ? "wb" : "ab");
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if ($out) {
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// Read binary input stream and append it to temp file
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$in = fopen($_FILES['file']['tmp_name'], "rb");
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if ($in) {
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while ($buff = fread($in, 4096))
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fwrite($out, $buff);
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} else
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die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
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fclose($in);
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fclose($out);
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@unlink($_FILES['file']['tmp_name']);
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} else
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die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
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} else
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die('{"jsonrpc" : "2.0", "error" : {"code": 103, "message": "Failed to move uploaded file."}, "id" : "id"}');
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} else {
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// Open temp file
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$out = fopen("{$filePath}.part", $chunk == 0 ? "wb" : "ab");
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if ($out) {
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// Read binary input stream and append it to temp file
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$in = fopen("php://input", "rb");
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if ($in) {
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while ($buff = fread($in, 4096))
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fwrite($out, $buff);
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} else
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die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
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fclose($in);
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fclose($out);
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} else
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die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
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}
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// Check if file has been uploaded
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if (!$chunks || $chunk == $chunks - 1) {
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// Strip the temp .part suffix off
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rename("{$filePath}.part", $filePath);
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}
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// Return JSON-RPC response
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die('{"jsonrpc" : "2.0", "result" : null, "id" : "id"}');
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?>
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