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Redis Page Cache
Commit 1e5b1a79 authored by Erick Hitter's avatar Erick Hitter
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Correct bug introduced in 35d01c95 that resulted in caches being set but never shown to the user

parent 7e5a41c0
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Showing with 15 additions and 14 deletions
index-wp-redis.php
View file @ 1e5b1a79
......@@ -171,6 +171,10 @@ try {
// Establish connection with Redis server
$redis = wp_redis_cache_connect_redis();
// Relevant details on the current request
$is_post = (bool) 'POST' === $_SERVER['REQUEST_METHOD'];
$logged_in = (bool) preg_match( "#(wordpress_(logged|sec)|comment_author)#", var_export( $_COOKIE, true ) );
//Either manual refresh cache by adding ?refresh=secret_string after the URL or somebody posting a comment
if ( wp_redis_cache_refresh_has_secret( $GLOBALS['wp_redis_cache_config']['secret_string'] ) || wp_redis_cache_request_has_secret( $GLOBALS['wp_redis_cache_config']['secret_string'] ) || wp_redis_cache_is_remote_page_load( $GLOBALS['wp_redis_cache_config']['current_url'], $GLOBALS['wp_redis_cache_config']['server_ip'] ) ) {
if ( $GLOBALS['wp_redis_cache_config']['debug'] ) {
......@@ -180,15 +184,23 @@ try {
$redis->del( $GLOBALS['wp_redis_cache_config']['redis_key'] );
require dirname( __FILE__ ) . '/wp-blog-header.php';
// This page is cached, lets display it
} elseif ( ! $is_post && ! $logged_in && $redis->exists( $GLOBALS['wp_redis_cache_config']['redis_key'] ) ) {
if ( $GLOBALS['wp_redis_cache_config']['debug'] ) {
echo "<!-- serving page from cache: key: " . $GLOBALS['wp_redis_cache_config']['redis_key'] . " -->\n";
}
$GLOBALS['wp_redis_cache_config']['cached'] = true;
$html_of_page = trim( $redis->get( $GLOBALS['wp_redis_cache_config']['redis_key'] ) );
echo $html_of_page;
// If the cache does not exist lets display the user the normal page without cache, and then fetch a new cache page
} elseif ( $_SERVER['REMOTE_ADDR'] != $GLOBALS['wp_redis_cache_config']['server_ip'] && false === strstr( $GLOBALS['wp_redis_cache_config']['current_url'], 'preview=true' ) ) {
if ( $GLOBALS['wp_redis_cache_config']['debug'] ) {
echo "<!-- displaying page without cache -->\n";
}
$is_post = (bool) 'POST' === $_SERVER['REQUEST_METHOD'];
$logged_in = (bool) preg_match( "#(wordpress_(logged|sec)|comment_author)#", var_export( $_COOKIE, true ) );
if ( $GLOBALS['wp_redis_cache_config']['debug'] ) {
echo "<!-- POST request: . " . ( $is_post ? 'yes' : 'no' ) . "-->\n";
echo "<!-- Logged in: . " . ( $logged_in ? 'yes' : 'no' ) . "-->\n";
......@@ -233,17 +245,6 @@ try {
}
} elseif ( $_SERVER['REMOTE_ADDR'] != $GLOBALS['wp_redis_cache_config']['server_ip'] && true === strstr( $GLOBALS['wp_redis_cache_config']['current_url'], 'preview=true' ) ) {
require dirname( __FILE__ ) . '/wp-blog-header.php';
// This page is cached, lets display it
} elseif ( $redis->exists( $GLOBALS['wp_redis_cache_config']['redis_key'] ) ) {
if ( $GLOBALS['wp_redis_cache_config']['debug'] ) {
echo "<!-- serving page from cache: key: " . $GLOBALS['wp_redis_cache_config']['redis_key'] . " -->\n";
}
$GLOBALS['wp_redis_cache_config']['cached'] = true;
$html_of_page = trim( $redis->get( $GLOBALS['wp_redis_cache_config']['redis_key'] ) );
echo $html_of_page;
} else {
require dirname( __FILE__ ) . '/wp-blog-header.php';
}
......
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