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Add support for HTTPS behind a proxy server in index.php #10

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Merged
theWituch merged 1 commit into from
Aug 18, 2026
Merged

Add support for HTTPS behind a proxy server in index.php #10

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18 changes: 14 additions & 4 deletions index.php
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Original file line number Diff line number Diff line change
Expand Up @@ -21,10 +21,20 @@
die("Pico requires the PHP extension 'mbstring' to run");
}

// If we're behind a proxy server and using HTTPS, we need to alert Wordpress of that fact
// see also http://codex.wordpress.org/Administration_Over_SSL#Using_a_Reverse_Proxy
if (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') {
$_SERVER['HTTPS'] = 'on';
// Normalize the public protocol and port reported by a trusted reverse proxy.
// Pico otherwise combines X-Forwarded-Proto with Apache's internal port.
if (!empty($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
$forwardedProtocols = explode(',', $_SERVER['HTTP_X_FORWARDED_PROTO']);
$forwardedProtocol = strtolower(trim($forwardedProtocols[0]));
$isForwardedHttps = in_array($forwardedProtocol, array('https', 'on', 'ssl', '1'), true);

if ($isForwardedHttps) {
$_SERVER['HTTPS'] = 'on';
}

if (empty($_SERVER['HTTP_X_FORWARDED_PORT'])) {
$_SERVER['HTTP_X_FORWARDED_PORT'] = $isForwardedHttps ? '443' : '80';
}
}

// load dependencies
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