dev-chiefworks
60 lines
1.8 KiB
PHP
60 lines
1.8 KiB
PHP
<?php
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defined('BASEPATH') or exit('No direct script access allowed');
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const TEMP_DIRECTORY_UPLOAD = 'application/cache/upload';
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// RESPONSE FUNCTION
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function verbose($ok = 1, $info = "")
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{
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// THROW A 400 ERROR ON FAILURE
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if ($ok == 0) {
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http_response_code(400);
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}
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die(json_encode(["ok" => $ok, "info" => $info]));
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}
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function upload_file()
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{
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// INVALID UPLOAD
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if (empty($_FILES) || $_FILES['file']['error']) {
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verbose(0, "Failed to move uploaded file.");
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}
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// THE UPLOAD DESITINATION - CHANGE THIS TO YOUR OWN
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$filePath = $_SERVER['DOCUMENT_ROOT']
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. DIRECTORY_SEPARATOR
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. TEMP_DIRECTORY_UPLOAD;
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if (!file_exists($filePath)) {
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if (!mkdir($filePath, 0777, true)) {
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verbose(0, "Failed to create $filePath");
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}
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}
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$fileName = isset($_REQUEST["name"]) ? $_REQUEST["name"] : $_FILES["file"]["name"];
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$filePath = $filePath . DIRECTORY_SEPARATOR . $fileName;
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// DEAL WITH CHUNKS
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$chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0;
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$chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 0;
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$out = @fopen("{$filePath}.part", $chunk == 0 ? "wb" : "ab");
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if ($out) {
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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, $buff);
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}
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} else {
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verbose(0, "Failed to open input stream");
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}
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@fclose($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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verbose(0, "Failed to open output stream");
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}
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// CHECK IF FILE HAS BEEN UPLOADED
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if (!$chunks || $chunk == $chunks - 1) {
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rename("{$filePath}.part", $filePath);
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}
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verbose(1, "Upload OK");
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} |