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BeardedGinger/force_https_set_url_scheme.php

Created December 12, 2016 22:26
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force_https_set_url_scheme.php
<?php
add_filter( 'set_url_scheme', 'lc_force_secure_scheme', 10, 3 );
/**
* Force all URLs run through the set_url_scheme to always be https if they're
* being accessed through our reverse proxy.
*
* @param string $url The complete URL including scheme and path.
* @param string $scheme Scheme applied to the URL. One of 'http', 'https', or 'relative'.
* @param string|null $orig_scheme Scheme requested for the URL. One of 'http', 'https', 'login',
* 'login_post', 'admin', 'relative', 'rest', 'rpc', or null.
*/
function lc_force_secure_scheme( $url, $scheme, $orig_scheme ) {
if ( ! lc_is_reverse_proxy() )
return $url;
$scheme = 'https';
$url = trim( $url );
if ( substr( $url, 0, 2 ) === '//' )
$url = 'http:' . $url;
$url = preg_replace( '#^\w+://#', $scheme . '://', $url );
return $url;
}
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