53 lines
1.2 KiB
PHP
53 lines
1.2 KiB
PHP
<?php
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use Friendica\App;
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use Friendica\Database\DBM;
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require_once('include/security.php');
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function attach_init(App $a) {
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if($a->argc != 2) {
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notice( t('Item not available.') . EOL);
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return;
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}
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$item_id = intval($a->argv[1]);
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// Check for existence, which will also provide us the owner uid
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$r = q("SELECT * FROM `attach` WHERE `id` = %d LIMIT 1",
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intval($item_id)
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);
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if (! DBM::is_result($r)) {
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notice( t('Item was not found.'). EOL);
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return;
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}
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$sql_extra = permissions_sql($r[0]['uid']);
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// Now we'll see if we can access the attachment
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$r = q("SELECT * FROM `attach` WHERE `id` = '%d' $sql_extra LIMIT 1",
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dbesc($item_id)
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);
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if (! DBM::is_result($r)) {
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notice( t('Permission denied.') . EOL);
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return;
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}
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// Use quotes around the filename to prevent a "multiple Content-Disposition"
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// error in Chrome for filenames with commas in them
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header('Content-type: ' . $r[0]['filetype']);
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header('Content-length: ' . $r[0]['filesize']);
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if(isset($_GET['attachment']) && $_GET['attachment'] === '0')
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header('Content-disposition: filename="' . $r[0]['filename'] . '"');
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else
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header('Content-disposition: attachment; filename="' . $r[0]['filename'] . '"');
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echo $r[0]['data'];
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killme();
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// NOTREACHED
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}
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