45 lines
1.3 KiB
PHP
45 lines
1.3 KiB
PHP
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<?php
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/**
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* Simple Ajax Uploader
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* Version 2.6.2
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* https://github.com/LPology/Simple-Ajax-Uploader
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*
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* Copyright 2012-2017 LPology, LLC
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* Released under the MIT license
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*
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* Returns upload progress updates for browsers that don't support the HTML5 File API.
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* Falling back to this method allows for upload progress support across virtually all browsers.
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*
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*/
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// This "if" statement is only necessary for CORS uploads -- if you're
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// only doing same-domain uploads then you can delete it if you want
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if (isset($_SERVER['HTTP_ORIGIN'])) {
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header("Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}");
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header('Access-Control-Allow-Credentials: true');
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header('Access-Control-Max-Age: 86400'); // cache for 1 day
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}
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if (isset($_REQUEST['progresskey'])) {
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$status = apc_fetch('upload_'.$_REQUEST['progresskey']);
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} else {
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exit(json_encode(array('success' => false)));
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}
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$pct = 0;
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$size = 0;
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if (is_array($status)) {
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if (array_key_exists('total', $status) && array_key_exists('current', $status)) {
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if ($status['total'] > 0) {
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$pct = round(($status['current'] / $status['total']) * 100);
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$size = round($status['total'] / 1024);
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}
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}
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}
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echo json_encode(array('success' => true, 'pct' => $pct, 'size' => $size));
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