a22573bf0b
- WordPress core y plugins - Tema Twenty Twenty-Four configurado - Plugin allow-unfiltered-html.php simplificado - .gitignore configurado para excluir wp-config.php y uploads 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
1609 lines
52 KiB
PHP
Executable File
1609 lines
52 KiB
PHP
Executable File
<?php
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/**
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* File: PgCache_Environment.php
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*
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* @package W3TC
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*/
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namespace W3TC;
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/**
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* Class PgCache_Environment
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*
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* phpcs:disable WordPress.PHP.NoSilencedErrors.Discouraged
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* phpcs:disable WordPress.WP.AlternativeFunctions
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* phpcs:disable WordPress.NamingConventions.ValidVariableName.VariableNotSnakeCase
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*/
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class PgCache_Environment {
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/**
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* Fixes environment settings on WP admin request.
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*
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* @param Config $config Configuration object containing environment settings.
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* @param bool $force_all_checks Whether to force all checks regardless of current configuration.
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*
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* @return void
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*
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* @throws \Util_Environment_Exceptions If there are unresolved exceptions during the fixing process.
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*/
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public function fix_on_wpadmin_request( $config, $force_all_checks ) {
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$exs = new Util_Environment_Exceptions();
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$pgcache_enabled = $config->get_boolean( 'pgcache.enabled' );
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$engine = $config->get_string( 'pgcache.engine' );
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if ( ( ! defined( 'WP_CACHE' ) || ! WP_CACHE ) ) {
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try {
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$this->wp_config_add_directive();
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} catch ( Util_WpFile_FilesystemOperationException $ex ) {
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$exs->push( $ex );
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}
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}
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$this->fix_folders( $config, $exs );
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if ( $config->get_boolean( 'config.check' ) || $force_all_checks ) {
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if ( $this->is_rules_required( $config ) ) {
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$this->rules_core_add( $config, $exs );
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$this->rules_cache_add( $config, $exs );
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} else {
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$this->rules_core_remove( $exs );
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$this->rules_cache_remove( $exs );
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}
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}
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// if no errors so far - check if rewrite actually works.
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if ( count( $exs->exceptions() ) <= 0 ) {
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try {
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if ( $pgcache_enabled && 'file_generic' === $engine ) {
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$this->verify_file_generic_compatibility();
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if ( $config->get_boolean( 'pgcache.debug' ) ) {
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$this->verify_file_generic_rewrite_working();
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}
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}
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} catch ( \Exception $ex ) {
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$exs->push( $ex );
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}
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}
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if ( count( $exs->exceptions() ) > 0 ) {
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throw $exs;
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}
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}
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/**
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* Adjusts settings based on a specific event.
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*
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* @param Config $config W3TC Config containing relevant settings.
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* @param string $event The name of the event triggering the adjustment.
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* @param Config|null $old_config Optional. Previous W3TC Config object for comparison.
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*
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* @return void
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*/
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public function fix_on_event( $config, $event, $old_config = null ) {
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$pgcache_enabled = $config->get_boolean( 'pgcache.enabled' );
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$engine = $config->get_string( 'pgcache.engine' );
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// Schedules events.
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if ( $pgcache_enabled && ( 'file' === $engine || 'file_generic' === $engine ) ) {
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$new_interval = $config->get_integer( 'pgcache.file.gc' );
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$old_interval = $old_config ? $old_config->get_integer( 'pgcache.file.gc' ) : -1;
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if ( null !== $old_config && $new_interval !== $old_interval ) {
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$this->unschedule_gc();
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}
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if ( ! wp_next_scheduled( 'w3_pgcache_cleanup' ) ) {
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wp_schedule_event( time(), 'w3_pgcache_cleanup', 'w3_pgcache_cleanup' );
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}
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} else {
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$this->unschedule_gc();
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}
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// Schedule prime event.
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if ( $pgcache_enabled && $config->get_boolean( 'pgcache.prime.enabled' ) ) {
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$new_interval = $config->get_integer( 'pgcache.prime.interval' );
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$old_interval = $old_config ? $old_config->get_integer( 'pgcache.prime.interval' ) : -1;
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if ( null !== $old_config && $new_interval !== $old_interval ) {
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$this->unschedule_prime();
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}
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if ( ! wp_next_scheduled( 'w3_pgcache_prime' ) ) {
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wp_schedule_event( time(), 'w3_pgcache_prime', 'w3_pgcache_prime' );
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}
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} else {
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$this->unschedule_prime();
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}
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}
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/**
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* Fixes the environment after plugin deactivation.
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*
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* @return void
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*
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* @throws \Util_Environment_Exceptions If exceptions occur during cleanup.
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*/
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public function fix_after_deactivation() {
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$exs = new Util_Environment_Exceptions();
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try {
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$this->wp_config_remove_directive( $exs );
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} catch ( Util_WpFile_FilesystemOperationException $ex ) {
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$exs->push( $ex );
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}
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$this->rules_core_remove( $exs );
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$this->rules_cache_remove( $exs );
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$this->unschedule_gc();
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$this->unschedule_prime();
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$this->unschedule_purge_wpcron();
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if ( count( $exs->exceptions() ) > 0 ) {
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throw $exs;
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}
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}
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/**
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* Determines if rules are required for the configuration.
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*
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* @since 0.9.7.3
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*
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* @param Config $c W3TC Config containing relevant settings.
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*
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* @return bool True if rules are required, false otherwise.
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*/
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private function is_rules_required( $c ) {
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$e = $c->get_string( 'pgcache.engine' );
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return $c->get_boolean( 'pgcache.enabled' ) && ( 'file_generic' === $e || 'nginx_memcached' === $e );
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}
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/**
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* Retrieves the required rules for the environment.
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*
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* @param Config $config W3TC Config containing relevant settings.
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*
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* @return array|null Array of required rules or null if none are required.
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*/
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public function get_required_rules( $config ) {
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if ( ! $this->is_rules_required( $config ) ) {
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return null;
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}
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$rewrite_rules = array();
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$pgcache_rules_core_path = Util_Rule::get_pgcache_rules_core_path();
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$rewrite_rules[] = array(
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'filename' => $pgcache_rules_core_path,
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'content' => $this->rules_core_generate( $config ),
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'priority' => 1000,
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);
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$pgcache_rules_cache_path = Util_Rule::get_pgcache_rules_cache_path();
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$rewrite_rules[] = array(
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'filename' => $pgcache_rules_cache_path,
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'content' => $this->rules_cache_generate( $config ),
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);
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return $rewrite_rules;
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}
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/**
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* Ensures folders meet the required settings for caching.
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*
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* @param Config $config W3TC Config containing relevant settings.
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* @param object $exs Exception handler object.
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*
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* @return void
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*/
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private function fix_folders( $config, $exs ) {
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if ( ! $config->get_boolean( 'pgcache.enabled' ) ) {
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return;
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}
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// folder that we delete if exists and not writeable.
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if ( 'file_generic' === $config->get_string( 'pgcache.engine' ) ) {
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$dir = W3TC_CACHE_PAGE_ENHANCED_DIR;
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} elseif ( 'file' !== $config->get_string( 'pgcache.engine' ) ) {
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$dir = W3TC_CACHE_DIR . '/page';
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} else {
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return;
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}
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try {
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if ( file_exists( $dir ) && ! is_writeable( $dir ) ) {
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Util_WpFile::delete_folder( $dir, '', isset( $_SERVER['REQUEST_URI'] ) ? esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '' );
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}
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} catch ( Util_WpFile_FilesystemRmdirException $ex ) {
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$exs->push( $ex );
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}
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}
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/**
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* Verifies compatibility for file-based generic caching.
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*
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* @return void
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*
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* @throws \Util_Environment_Exception If the permalink structure is incompatible.
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*/
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private function verify_file_generic_compatibility() {
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$permalink_structure = get_option( 'permalink_structure' );
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if ( empty( $permalink_structure ) ) {
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throw new Util_Environment_Exception( 'Disk Enhanced mode can\'t work with "Default" permalinks structure' );
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}
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}
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/**
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* Validates the functionality of file-based rewrite rules.
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*
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* @return void
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*
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* @throws \Util_Environment_Exception If rewrite rules are not functioning as expected.
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*/
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private function verify_file_generic_rewrite_working() {
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$url = get_home_url() . '/w3tc_rewrite_test' . wp_rand();
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if ( ! $this->test_rewrite( $url ) ) {
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$key = sprintf( 'w3tc_rewrite_test_result_%s', substr( md5( $url ), 0, 16 ) );
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$result = get_transient( $key );
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$home_url = get_home_url();
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$tech_message =
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( Util_Environment::is_nginx() ? 'nginx configuration file' : '.htaccess file' ) .
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' contains rules to rewrite url ' . $home_url . '/w3tc_rewrite_test into ' .
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$home_url . '/?w3tc_rewrite_test which, if handled by plugin, return "OK" message.<br/>' .
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'The plugin made a request to ' . $home_url . '/w3tc_rewrite_test but received: <br />' .
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$result . '<br />instead of "OK" response. <br />';
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$error = '<strong>W3 Total Cache error:</strong> It appears Page Cache ' .
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'<acronym title="Uniform Resource Locator">URL</acronym> rewriting is not working. ';
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if ( Util_Environment::is_preview_mode() ) {
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$error .= ' This could be due to using Preview mode. <a href="' . $url .
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'">Click here</a> to manually verify its working. It should say OK. <br />';
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}
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if ( Util_Environment::is_nginx() ) {
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$error .= 'Please verify that all configuration files are ' .
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'included in the configuration file (and that you have reloaded / restarted nginx).';
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} else {
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$error .= 'Please verify that the server configuration allows .htaccess';
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}
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$error .= '<br />Unfortunately disk enhanced page caching will ' .
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'not function without custom rewrite rules. ' .
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'Please ask your server administrator for assistance. Also refer to <a href="' .
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admin_url( 'admin.php?page=w3tc_install' ) .
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'">the install page</a> for the rules for your server.';
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throw new Util_Environment_Exception(
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esc_html( $error ),
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esc_html( $tech_message )
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);
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}
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}
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/**
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* Tests the rewrite rule functionality.
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*
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* @param string $url URL to test.
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*
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* @return bool True if the rewrite works, false otherwise.
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*/
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private function test_rewrite( $url ) {
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$key = sprintf( 'w3tc_rewrite_test_%s', substr( md5( $url ), 0, 16 ) );
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$result = get_transient( $key );
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if ( false === $result ) {
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$response = Util_Http::get( $url );
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$result = (
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! is_wp_error( $response ) &&
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200 === $response['response']['code'] &&
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'OK' === trim( $response['body'] )
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);
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if ( $result ) {
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set_transient( $key, $result, 30 );
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} else {
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$key_result = sprintf( 'w3tc_rewrite_test_result_%s', substr( md5( $url ), 0, 16 ) );
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set_transient(
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$key_result,
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is_wp_error( $response ) ? $response->get_error_message() : implode( ' ', $response['response'] ),
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30
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);
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}
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}
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return $result;
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}
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/**
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* Unschedules the garbage collection task.
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*
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* @return void
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*/
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private function unschedule_gc() {
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if ( wp_next_scheduled( 'w3_pgcache_cleanup' ) ) {
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wp_clear_scheduled_hook( 'w3_pgcache_cleanup' );
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}
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}
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/**
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* Unschedules the page cache priming task.
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*
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* @return void
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*/
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private function unschedule_prime() {
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if ( wp_next_scheduled( 'w3_pgcache_prime' ) ) {
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wp_clear_scheduled_hook( 'w3_pgcache_prime' );
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}
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}
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/**
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* Unschedules the purge WP Cron task.
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*
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* @since 2.8.0
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*
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* @return void
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*/
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private function unschedule_purge_wpcron() {
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if ( wp_next_scheduled( 'w3tc_pgcache_purge_wpcron' ) ) {
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wp_clear_scheduled_hook( 'w3tc_pgcache_purge_wpcron' );
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}
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}
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/**
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* Adds required directives to the wp-config.php file.
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*
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* @return void
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*
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* @throws \Util_WpFile_FilesystemModifyException If modifications to the file fail.
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*
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* phpcs:disable WordPress.Security.EscapeOutput.ExceptionNotEscaped
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*/
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private function wp_config_add_directive() {
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$config_path = Util_Environment::wp_config_path();
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$config_data = @file_get_contents( $config_path );
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if ( false === $config_data ) {
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return;
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}
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$new_config_data = $this->wp_config_remove_from_content( $config_data );
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$new_config_data = preg_replace(
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'~<\?(php)?~',
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"\\0\r\n" . $this->wp_config_addon(),
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$new_config_data,
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1
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);
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if ( $new_config_data !== $config_data ) {
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try {
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Util_WpFile::write_to_file( $config_path, $new_config_data );
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} catch ( Util_WpFile_FilesystemOperationException $ex ) {
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throw new Util_WpFile_FilesystemModifyException(
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$ex->getMessage(),
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$ex->credentials_form(),
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'Edit file <strong>' . $config_path . '</strong> and add next lines:',
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$config_path,
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$this->wp_config_addon()
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);
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}
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}
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// that file was in opcache for sure and it may take time to
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// start execution of new modified now version.
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$o = Dispatcher::component( 'SystemOpCache_Core' );
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$o->flush();
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}
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/**
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* Removes added directives from the wp-config.php file.
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*
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* @return void
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*
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* @throws \Util_WpFile_FilesystemModifyException If modifications to the file fail.
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*/
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private function wp_config_remove_directive() {
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$config_path = Util_Environment::wp_config_path();
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$config_data = @file_get_contents( $config_path );
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if ( false === $config_data ) {
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return;
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}
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$new_config_data = $this->wp_config_remove_from_content( $config_data );
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if ( $new_config_data !== $config_data ) {
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try {
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Util_WpFile::write_to_file( $config_path, $new_config_data );
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} catch ( Util_WpFile_FilesystemOperationException $ex ) {
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throw new Util_WpFile_FilesystemModifyException(
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$ex->getMessage(),
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$ex->credentials_form(),
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'Edit file <strong>' . $config_path . '</strong> and remove next lines:',
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$config_path,
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$this->wp_config_addon()
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);
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}
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}
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}
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/**
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* Generates the addon directive content for wp-config.php.
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*
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* @return string The directive content.
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*/
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private function wp_config_addon() {
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return "/** Enable W3 Total Cache */\r\ndefine('WP_CACHE', true); // Added by W3 Total Cache\r\n";
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}
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/**
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* Removes W3TC directives from wp-config.php content.
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*
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* @param string $config_data The content of wp-config.php.
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*
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* @return string Modified content without W3TC directives.
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*/
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private function wp_config_remove_from_content( $config_data ) {
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$config_data = preg_replace(
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"~\\/\\*\\* Enable W3 Total Cache \\*\\*?\\/.*?\\/\\/ Added by W3 Total Cache(\r\n)*~s",
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'',
|
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$config_data
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);
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$config_data = preg_replace(
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"~(\\/\\/\\s*)?define\\s*\\(\\s*['\"]?WP_CACHE['\"]?\\s*,.*?\\)\\s*;+\\r?\\n?~is",
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'',
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$config_data
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);
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return $config_data;
|
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}
|
|
|
|
/**
|
|
* Adds core rules to the configuration.
|
|
*
|
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* @param Config $config W3TC Config containing relevant settings.
|
|
* @param object $exs Exception handler object.
|
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*
|
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* @return void
|
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*/
|
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private function rules_core_add( $config, $exs ) {
|
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Util_Rule::add_rules(
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$exs,
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Util_Rule::get_pgcache_rules_core_path(),
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$this->rules_core_generate( $config ),
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W3TC_MARKER_BEGIN_PGCACHE_CORE,
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W3TC_MARKER_END_PGCACHE_CORE,
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array(
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W3TC_MARKER_BEGIN_WORDPRESS => 0,
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W3TC_MARKER_END_MINIFY_CORE => strlen( W3TC_MARKER_END_MINIFY_CORE ) + 1,
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W3TC_MARKER_END_BROWSERCACHE_CACHE => strlen( W3TC_MARKER_END_BROWSERCACHE_CACHE ) + 1,
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W3TC_MARKER_END_PGCACHE_CACHE => strlen( W3TC_MARKER_END_PGCACHE_CACHE ) + 1,
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W3TC_MARKER_END_MINIFY_CACHE => strlen( W3TC_MARKER_END_MINIFY_CACHE ) + 1,
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),
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true
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);
|
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}
|
|
|
|
/**
|
|
* Removes core rules from the configuration.
|
|
*
|
|
* @param object $exs Exception handler object.
|
|
*
|
|
* @return void
|
|
*/
|
|
private function rules_core_remove( $exs ) {
|
|
Util_Rule::remove_rules(
|
|
$exs,
|
|
Util_Rule::get_pgcache_rules_core_path(),
|
|
W3TC_MARKER_BEGIN_PGCACHE_CORE,
|
|
W3TC_MARKER_END_PGCACHE_CORE
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Generates the core rules based on the server environment.
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
*
|
|
* @return string Generated rules as a string.
|
|
*/
|
|
private function rules_core_generate( $config ) {
|
|
switch ( true ) {
|
|
case Util_Environment::is_apache():
|
|
case Util_Environment::is_litespeed():
|
|
return $this->rules_core_generate_apache( $config );
|
|
|
|
case Util_Environment::is_nginx():
|
|
return $this->rules_core_generate_nginx( $config );
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* Generates Apache rewrite rules for page caching.
|
|
*
|
|
* @param \W3TC\Config $config Configuration object containing various settings for the cache.
|
|
*
|
|
* @return string The generated Apache rewrite rules.
|
|
*/
|
|
private function rules_core_generate_apache( $config ) {
|
|
$rewrite_base = Util_Environment::network_home_url_uri();
|
|
$cache_dir = Util_Environment::normalize_path( W3TC_CACHE_PAGE_ENHANCED_DIR );
|
|
$permalink_structure = get_option( 'permalink_structure' );
|
|
|
|
$current_user = wp_get_current_user();
|
|
|
|
// Auto reject cookies.
|
|
$reject_cookies = array(
|
|
'comment_author',
|
|
'wp-postpass',
|
|
);
|
|
|
|
$reject_cookies[] = 'w3tc_logged_out';
|
|
|
|
// Reject cache for logged in users OR Reject cache for roles if any.
|
|
if ( $config->get_boolean( 'pgcache.reject.logged' ) ) {
|
|
$reject_cookies = array_merge(
|
|
$reject_cookies,
|
|
array(
|
|
'wordpress_logged_in',
|
|
)
|
|
);
|
|
} elseif ( $config->get_boolean( 'pgcache.reject.logged_roles' ) ) {
|
|
$new_cookies = array();
|
|
foreach ( $config->get_array( 'pgcache.reject.roles' ) as $role ) {
|
|
$new_cookies[] = 'w3tc_logged_' . md5( NONCE_KEY . $role );
|
|
}
|
|
|
|
$reject_cookies = array_merge( $reject_cookies, $new_cookies );
|
|
}
|
|
|
|
// Custom config.
|
|
$reject_cookies = array_merge( $reject_cookies, $config->get_array( 'pgcache.reject.cookie' ) );
|
|
Util_Rule::array_trim( $reject_cookies );
|
|
|
|
$reject_user_agents = $config->get_array( 'pgcache.reject.ua' );
|
|
if ( $config->get_boolean( 'pgcache.compatibility' ) ) {
|
|
$reject_user_agents = array_merge( array( W3TC_POWERED_BY ), $reject_user_agents );
|
|
}
|
|
|
|
Util_Rule::array_trim( $reject_user_agents );
|
|
|
|
// Generate directives.
|
|
$env_W3TC_UA = '';
|
|
$env_W3TC_REF = '';
|
|
$env_W3TC_COOKIE = '';
|
|
$env_W3TC_SSL = '';
|
|
$env_W3TC_ENC = '';
|
|
|
|
$rules = '';
|
|
$rules .= W3TC_MARKER_BEGIN_PGCACHE_CORE . "\n";
|
|
$rules .= "<IfModule mod_rewrite.c>\n";
|
|
$rules .= " RewriteEngine On\n";
|
|
$rules .= ' RewriteBase ' . $rewrite_base . "\n";
|
|
|
|
if ( $config->get_boolean( 'pgcache.debug' ) ) {
|
|
$rules .= " RewriteRule ^(.*\\/)?w3tc_rewrite_test([0-9]+)/?$ $1?w3tc_rewrite_test=1 [L]\n";
|
|
}
|
|
|
|
// Set accept query strings.
|
|
$w3tc_query_strings = apply_filters(
|
|
'w3tc_pagecache_rules_apache_accept_qs',
|
|
$config->get_array( 'pgcache.accept.qs' )
|
|
);
|
|
Util_Rule::array_trim( $w3tc_query_strings );
|
|
|
|
if ( ! empty( $w3tc_query_strings ) ) {
|
|
$w3tc_query_strings = str_replace( ' ', '+', $w3tc_query_strings );
|
|
$w3tc_query_strings = array_map( array( '\W3TC\Util_Environment', 'preg_quote' ), $w3tc_query_strings );
|
|
|
|
$rules .= " RewriteRule ^ - [E=W3TC_QUERY_STRING:%{QUERY_STRING}]\n";
|
|
|
|
foreach ( $w3tc_query_strings as $query ) {
|
|
$query_rules = array();
|
|
if ( strpos( $query, '=' ) === false ) {
|
|
$query_rules[] = 'RewriteCond %{ENV:W3TC_QUERY_STRING} ^(.*?&|)' .
|
|
$query . '(=[^&]*)?(&.*|)$ [NC]';
|
|
$query_rules[] = 'RewriteRule ^ - [E=W3TC_QUERY_STRING:%1%3]';
|
|
} else {
|
|
$query_rules[] = 'RewriteCond %{ENV:W3TC_QUERY_STRING} ^(.*?&|)' .
|
|
$query . '(&.*|)$ [NC]';
|
|
$query_rules[] = 'RewriteRule ^ - [E=W3TC_QUERY_STRING:%1%2]';
|
|
}
|
|
|
|
$query_rules = apply_filters(
|
|
'w3tc_pagecache_rules_apache_accept_qs_rules',
|
|
$query_rules,
|
|
$query
|
|
);
|
|
|
|
$rules .= ' ' . implode( "\n ", $query_rules ) . "\n";
|
|
}
|
|
|
|
$rules .= " RewriteCond %{ENV:W3TC_QUERY_STRING} ^&+$\n";
|
|
$rules .= " RewriteRule ^ - [E=W3TC_QUERY_STRING]\n";
|
|
}
|
|
|
|
// Check for mobile redirect.
|
|
if ( $config->get_boolean( 'mobile.enabled' ) ) {
|
|
$mobile_groups = $config->get_array( 'mobile.rgroups' );
|
|
|
|
foreach ( $mobile_groups as $mobile_group => $mobile_config ) {
|
|
$mobile_enabled = ( isset( $mobile_config['enabled'] ) ? (bool) $mobile_config['enabled'] : false );
|
|
$mobile_agents = ( isset( $mobile_config['agents'] ) ? (array) $mobile_config['agents'] : '' );
|
|
$mobile_redirect = ( isset( $mobile_config['redirect'] ) ? $mobile_config['redirect'] : '' );
|
|
|
|
if ( $mobile_enabled && count( $mobile_agents ) && $mobile_redirect ) {
|
|
$rules .= ' RewriteCond %{HTTP_USER_AGENT} (' . implode( '|', $mobile_agents ) . ") [NC]\n";
|
|
$rules .= ' RewriteRule .* ' . $mobile_redirect . " [R,L]\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check for referrer redirect.
|
|
if ( $config->get_boolean( 'referrer.enabled' ) ) {
|
|
$referrer_groups = $config->get_array( 'referrer.rgroups' );
|
|
|
|
foreach ( $referrer_groups as $referrer_group => $referrer_config ) {
|
|
$referrer_enabled = ( isset( $referrer_config['enabled'] ) ? (bool) $referrer_config['enabled'] : false );
|
|
$referrer_referrers = ( isset( $referrer_config['referrers'] ) ? (array) $referrer_config['referrers'] : '' );
|
|
$referrer_redirect = ( isset( $referrer_config['redirect'] ) ? $referrer_config['redirect'] : '' );
|
|
|
|
if ( $referrer_enabled && count( $referrer_referrers ) && $referrer_redirect ) {
|
|
$rules .= ' RewriteCond %{HTTP_COOKIE} w3tc_referrer=.*(' . implode( '|', $referrer_referrers ) . ") [NC]\n";
|
|
$rules .= ' RewriteRule .* ' . $referrer_redirect . " [R,L]\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set mobile groups.
|
|
if ( $config->get_boolean( 'mobile.enabled' ) ) {
|
|
$mobile_groups = array_reverse( $config->get_array( 'mobile.rgroups' ) );
|
|
|
|
foreach ( $mobile_groups as $mobile_group => $mobile_config ) {
|
|
$mobile_enabled = ( isset( $mobile_config['enabled'] ) ? (bool) $mobile_config['enabled'] : false );
|
|
$mobile_agents = ( isset( $mobile_config['agents'] ) ? (array) $mobile_config['agents'] : '' );
|
|
$mobile_redirect = ( isset( $mobile_config['redirect'] ) ? $mobile_config['redirect'] : '' );
|
|
|
|
if ( $mobile_enabled && count( $mobile_agents ) && ! $mobile_redirect ) {
|
|
$rules .= ' RewriteCond %{HTTP_USER_AGENT} (' . implode( '|', $mobile_agents ) . ") [NC]\n";
|
|
$rules .= ' RewriteRule .* - [E=W3TC_UA:_' . $mobile_group . "]\n";
|
|
$env_W3TC_UA = '%{ENV:W3TC_UA}';
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set referrer groups.
|
|
if ( $config->get_boolean( 'referrer.enabled' ) ) {
|
|
$referrer_groups = array_reverse( $config->get_array( 'referrer.rgroups' ) );
|
|
|
|
foreach ( $referrer_groups as $referrer_group => $referrer_config ) {
|
|
$referrer_enabled = ( isset( $referrer_config['enabled'] ) ? (bool) $referrer_config['enabled'] : false );
|
|
$referrer_referrers = ( isset( $referrer_config['referrers'] ) ? (array) $referrer_config['referrers'] : '' );
|
|
$referrer_redirect = ( isset( $referrer_config['redirect'] ) ? $referrer_config['redirect'] : '' );
|
|
|
|
if ( $referrer_enabled && count( $referrer_referrers ) && ! $referrer_redirect ) {
|
|
$rules .= ' RewriteCond %{HTTP_COOKIE} w3tc_referrer=.*(' . implode( '|', $referrer_referrers ) . ") [NC]\n";
|
|
$rules .= ' RewriteRule .* - [E=W3TC_REF:_' . $referrer_group . "]\n";
|
|
$env_W3TC_REF = '%{ENV:W3TC_REF}';
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set cookie group.
|
|
if ( $config->get_boolean( 'pgcache.cookiegroups.enabled' ) ) {
|
|
$cookie_groups = $config->get_array( 'pgcache.cookiegroups.groups' );
|
|
|
|
foreach ( $cookie_groups as $group_name => $g ) {
|
|
if ( isset( $g['enabled'] ) && $g['enabled'] ) {
|
|
$cookies = array();
|
|
foreach ( $g['cookies'] as $cookie ) {
|
|
$cookie = trim( $cookie );
|
|
if ( ! empty( $cookie ) ) {
|
|
$cookie = str_replace( '+', ' ', $cookie );
|
|
$cookie = Util_Environment::preg_quote( $cookie );
|
|
if ( strpos( $cookie, '=' ) === false ) {
|
|
$cookie .= '=.*';
|
|
}
|
|
$cookies[] = $cookie;
|
|
}
|
|
}
|
|
|
|
if ( count( $cookies ) > 0 ) {
|
|
$cookies_regexp = '^(.*;\s*)?(' . implode( '|', $cookies ) . ')(\s*;.*)?$';
|
|
$rules .= " RewriteCond %{HTTP_COOKIE} $cookies_regexp [NC]\n";
|
|
$rules .= ' RewriteRule .* - [E=W3TC_COOKIE:_' . $group_name . "]\n";
|
|
$env_W3TC_COOKIE = '%{ENV:W3TC_COOKIE}';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set HTTPS.
|
|
if ( $config->get_boolean( 'pgcache.cache.ssl' ) ) {
|
|
$rules .= " RewriteCond %{HTTPS} =on\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_SSL:_ssl]\n";
|
|
$rules .= " RewriteCond %{SERVER_PORT} =443\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_SSL:_ssl]\n";
|
|
$rules .= " RewriteCond %{HTTP:X-Forwarded-Proto} =https [NC]\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_SSL:_ssl]\n";
|
|
$env_W3TC_SSL = '%{ENV:W3TC_SSL}';
|
|
}
|
|
|
|
$cache_path = str_replace( Util_Environment::document_root(), '', $cache_dir );
|
|
|
|
// Set Accept-Encoding gzip.
|
|
if ( $config->get_boolean( 'browsercache.enabled' ) && $config->get_boolean( 'browsercache.html.compression' ) ) {
|
|
$rules .= " RewriteCond %{HTTP:Accept-Encoding} gzip\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_ENC:_gzip]\n";
|
|
$env_W3TC_ENC = '%{ENV:W3TC_ENC}';
|
|
}
|
|
|
|
// Set Accept-Encoding brotli.
|
|
if ( $config->get_boolean( 'browsercache.enabled' ) && $config->get_boolean( 'browsercache.html.brotli' ) ) {
|
|
$rules .= " RewriteCond %{HTTP:Accept-Encoding} br\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_ENC:_br]\n";
|
|
$env_W3TC_ENC = '%{ENV:W3TC_ENC}';
|
|
}
|
|
|
|
$rules .= " RewriteCond %{HTTP_COOKIE} w3tc_preview [NC]\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_PREVIEW:_preview]\n";
|
|
$env_W3TC_PREVIEW = '%{ENV:W3TC_PREVIEW}';
|
|
|
|
$rules .= " RewriteCond %{REQUEST_URI} \\/$\n";
|
|
$rules .= " RewriteRule .* - [E=W3TC_SLASH:_slash]\n";
|
|
$env_W3TC_SLASH = '%{ENV:W3TC_SLASH}';
|
|
|
|
$use_cache_rules = '';
|
|
|
|
// Don't accept POSTs.
|
|
$use_cache_rules .= " RewriteCond %{REQUEST_METHOD} !=POST\n";
|
|
|
|
// Query string should be empty.
|
|
$use_cache_rules .= empty( $w3tc_query_strings ) ?
|
|
" RewriteCond %{QUERY_STRING} =\"\"\n" :
|
|
" RewriteCond %{ENV:W3TC_QUERY_STRING} =\"\"\n";
|
|
|
|
// Check for rejected cookies.
|
|
$use_cache_rules .= ' RewriteCond %{HTTP_COOKIE} !(' . implode(
|
|
'|',
|
|
array_map(
|
|
array(
|
|
'\W3TC\Util_Environment',
|
|
'preg_quote',
|
|
),
|
|
$reject_cookies
|
|
)
|
|
) . ") [NC]\n";
|
|
|
|
// Check for rejected user agents.
|
|
if ( count( $reject_user_agents ) ) {
|
|
$use_cache_rules .= ' RewriteCond %{HTTP_USER_AGENT} !(' . implode(
|
|
'|',
|
|
array_map(
|
|
array(
|
|
'\W3TC\Util_Environment',
|
|
'preg_quote',
|
|
),
|
|
$reject_user_agents
|
|
)
|
|
) . ") [NC]\n";
|
|
}
|
|
|
|
$use_cache_rules = apply_filters(
|
|
'w3tc_pagecache_rules_apache_rewrite_cond',
|
|
$use_cache_rules
|
|
);
|
|
|
|
// Make final rewrites for specific files.
|
|
$uri_prefix = $cache_path . '/%{HTTP_HOST}/%{REQUEST_URI}/_index' . $env_W3TC_SLASH .
|
|
$env_W3TC_UA . $env_W3TC_REF . $env_W3TC_COOKIE . $env_W3TC_SSL . $env_W3TC_PREVIEW;
|
|
$uri_prefix = apply_filters( 'w3tc_pagecache_rules_apache_uri_prefix', $uri_prefix );
|
|
|
|
$switch = ' -' . ( $config->get_boolean( 'pgcache.file.nfs' ) ? 'F' : 'f' );
|
|
|
|
$document_root = Util_Rule::apache_docroot_variable();
|
|
|
|
// write rule to rewrite to .html/.xml file.
|
|
$exts = array( '.html' );
|
|
if ( $config->get_boolean( 'pgcache.cache.nginx_handle_xml' ) ) {
|
|
$exts[] = '.xml';
|
|
}
|
|
|
|
/**
|
|
* Filter: Allow adding additional rules at the end of the PGCACHE_CORE block, before the last rule.
|
|
*
|
|
* @since 2.7.1
|
|
*
|
|
* @param string $rules Additional rules.
|
|
* @param string $use_cache_rules Rewrite conditions for non-POST, empty query string, rejected cookies, and rejected user agents.
|
|
* @param string $document_root Document root.
|
|
* @param string $uri_prefix URI prefix, after the "w3tc_pagecache_rules_apache_uri_prefix" WP filter.
|
|
* @param array $exts File extensions used; iterate to use them all.
|
|
* @param string $env_W3TC_ENC Encoding string: "", "_br", or "_gzip".
|
|
*/
|
|
$rules = \apply_filters(
|
|
'w3tc_pgcache_rules_apache_last',
|
|
$rules,
|
|
$use_cache_rules,
|
|
$document_root,
|
|
$uri_prefix,
|
|
$env_W3TC_ENC
|
|
);
|
|
|
|
foreach ( $exts as $ext ) {
|
|
$rules .= $use_cache_rules;
|
|
|
|
$rules .= ' RewriteCond "' . $document_root . $uri_prefix . $ext . $env_W3TC_ENC .
|
|
'"' . $switch . "\n";
|
|
$rules .= ' RewriteRule .* "' . $uri_prefix . $ext . $env_W3TC_ENC . "\" [L]\n";
|
|
}
|
|
|
|
$rules .= "</IfModule>\n";
|
|
|
|
$rules .= W3TC_MARKER_END_PGCACHE_CORE . "\n";
|
|
|
|
return $rules;
|
|
}
|
|
|
|
/**
|
|
* Generates NGINX configuration rules for page cache.
|
|
*
|
|
* @param \W3TC\Config $config Configuration object containing various settings for the cache.
|
|
*
|
|
* @return string NGINX rules for page cache.
|
|
*/
|
|
private function rules_core_generate_nginx( $config ) {
|
|
$is_network = Util_Environment::is_wpmu();
|
|
|
|
$cache_dir = Util_Environment::normalize_path( W3TC_CACHE_PAGE_ENHANCED_DIR );
|
|
$permalink_structure = get_option( 'permalink_structure' );
|
|
$pgcache_engine = $config->get_string( 'pgcache.engine' );
|
|
|
|
// Auto reject cookies.
|
|
$reject_cookies = array(
|
|
'comment_author',
|
|
'wp-postpass',
|
|
);
|
|
|
|
if ( 'file_generic' === $pgcache_engine ) {
|
|
$reject_cookies[] = 'w3tc_logged_out';
|
|
}
|
|
|
|
// Reject cache for logged in users OR Reject cache for roles if any.
|
|
if ( $config->get_boolean( 'pgcache.reject.logged' ) ) {
|
|
$reject_cookies = array_merge(
|
|
$reject_cookies,
|
|
array(
|
|
'wordpress_logged_in',
|
|
)
|
|
);
|
|
} elseif ( $config->get_boolean( 'pgcache.reject.logged_roles' ) ) {
|
|
$new_cookies = array();
|
|
foreach ( $config->get_array( 'pgcache.reject.roles' ) as $role ) {
|
|
$new_cookies[] = 'w3tc_logged_' . md5( NONCE_KEY . $role );
|
|
}
|
|
$reject_cookies = array_merge( $reject_cookies, $new_cookies );
|
|
}
|
|
|
|
// Custom config.
|
|
$reject_cookies = array_merge( $reject_cookies, $config->get_array( 'pgcache.reject.cookie' ) );
|
|
Util_Rule::array_trim( $reject_cookies );
|
|
|
|
$reject_user_agents = $config->get_array( 'pgcache.reject.ua' );
|
|
if ( $config->get_boolean( 'pgcache.compatibility' ) ) {
|
|
$reject_user_agents = array_merge( array( W3TC_POWERED_BY ), $reject_user_agents );
|
|
}
|
|
|
|
Util_Rule::array_trim( $reject_user_agents );
|
|
|
|
// Generate rules.
|
|
$env_w3tc_ua = '';
|
|
$env_w3tc_ref = '';
|
|
$env_w3tc_cookie = '';
|
|
$env_w3tc_ssl = '';
|
|
$env_w3tc_ext = '';
|
|
$env_w3tc_enc = '';
|
|
$env_request_uri = '$request_uri';
|
|
|
|
$rules = '';
|
|
$rules .= W3TC_MARKER_BEGIN_PGCACHE_CORE . "\n";
|
|
if ( $config->get_boolean( 'pgcache.debug' ) ) {
|
|
$rules .= "rewrite ^(.*\\/)?w3tc_rewrite_test([0-9]+)/?$ $1?w3tc_rewrite_test=1 last;\n";
|
|
}
|
|
|
|
// Set accept query strings.
|
|
$w3tc_query_strings = apply_filters(
|
|
'w3tc_pagecache_rules_nginx_accept_qs',
|
|
$config->get_array( 'pgcache.accept.qs' )
|
|
);
|
|
|
|
Util_Rule::array_trim( $w3tc_query_strings );
|
|
|
|
if ( ! empty( $w3tc_query_strings ) ) {
|
|
$w3tc_query_strings = str_replace( ' ', '+', $w3tc_query_strings );
|
|
$w3tc_query_strings = array_map( array( '\W3TC\Util_Environment', 'preg_quote' ), $w3tc_query_strings );
|
|
|
|
$rules .= "set \$w3tc_query_string \$query_string;\n";
|
|
|
|
foreach ( $w3tc_query_strings as $query ) {
|
|
$query_rules = array();
|
|
if ( strpos( $query, '=' ) === false ) {
|
|
$query_rules[] = 'if ($w3tc_query_string ~* "^(.*?&|)' . $query . '(=[^&]*)?(&.*|)$") {';
|
|
$query_rules[] = ' set $w3tc_query_string $1$3;';
|
|
$query_rules[] = '}';
|
|
} else {
|
|
$query_rules[] = 'if ($w3tc_query_string ~* "^(.*?&|)' . $query . '(&.*|)$") {';
|
|
$query_rules[] = ' set $w3tc_query_string $1$2;';
|
|
$query_rules[] = '}';
|
|
}
|
|
|
|
$query_rules = apply_filters(
|
|
'w3tc_pagecache_rules_nginx_accept_qs_rules',
|
|
$query_rules,
|
|
$query
|
|
);
|
|
|
|
$rules .= implode( "\n", $query_rules ) . "\n";
|
|
}
|
|
|
|
$rules .= "if (\$w3tc_query_string ~ ^[?&]+$) {\n";
|
|
$rules .= " set \$w3tc_query_string \"\";\n";
|
|
$rules .= "}\n";
|
|
|
|
$rules .= "set \$w3tc_request_uri \$request_uri;\n";
|
|
$rules .= "if (\$w3tc_request_uri ~* \"^([^?]+)\?\") {\n";
|
|
$rules .= " set \$w3tc_request_uri \$1;\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_request_uri = '$w3tc_request_uri';
|
|
}
|
|
|
|
// Check for mobile redirect.
|
|
if ( $config->get_boolean( 'mobile.enabled' ) ) {
|
|
$mobile_groups = $config->get_array( 'mobile.rgroups' );
|
|
|
|
foreach ( $mobile_groups as $mobile_group => $mobile_config ) {
|
|
$mobile_enabled = ( isset( $mobile_config['enabled'] ) ? (bool) $mobile_config['enabled'] : false );
|
|
$mobile_agents = ( isset( $mobile_config['agents'] ) ? (array) $mobile_config['agents'] : '' );
|
|
$mobile_redirect = ( isset( $mobile_config['redirect'] ) ? $mobile_config['redirect'] : '' );
|
|
|
|
if ( $mobile_enabled && count( $mobile_agents ) && $mobile_redirect ) {
|
|
$rules .= 'if ($http_user_agent ~* "(' . implode( '|', $mobile_agents ) . ")\") {\n";
|
|
$rules .= ' rewrite .* ' . $mobile_redirect . " last;\n";
|
|
$rules .= "}\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check for referrer redirect.
|
|
if ( $config->get_boolean( 'referrer.enabled' ) ) {
|
|
$referrer_groups = $config->get_array( 'referrer.rgroups' );
|
|
|
|
foreach ( $referrer_groups as $referrer_group => $referrer_config ) {
|
|
$referrer_enabled = ( isset( $referrer_config['enabled'] ) ? (bool) $referrer_config['enabled'] : false );
|
|
$referrer_referrers = ( isset( $referrer_config['referrers'] ) ? (array) $referrer_config['referrers'] : '' );
|
|
$referrer_redirect = ( isset( $referrer_config['redirect'] ) ? $referrer_config['redirect'] : '' );
|
|
|
|
if ( $referrer_enabled && count( $referrer_referrers ) &&
|
|
$referrer_redirect ) {
|
|
$rules .= 'if ($http_cookie ~* "w3tc_referrer=.*(' . implode( '|', $referrer_referrers ) . ")\") {\n";
|
|
$rules .= ' rewrite .* ' . $referrer_redirect . " last;\n";
|
|
$rules .= "}\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
// Don't accept POSTs.
|
|
$rules .= "set \$w3tc_rewrite 1;\n";
|
|
$rules .= "if (\$request_method = POST) {\n";
|
|
$rules .= " set \$w3tc_rewrite 0;\n";
|
|
$rules .= "}\n";
|
|
|
|
// Query string should be empty.
|
|
$querystring_variable = ( empty( $w3tc_query_strings ) ? '$query_string' : '$w3tc_query_string' );
|
|
|
|
$rules .= 'if (' . $querystring_variable . " != \"\") {\n";
|
|
$rules .= " set \$w3tc_rewrite 0;\n";
|
|
$rules .= "}\n";
|
|
|
|
$rules .= "set \$w3tc_slash \"\";\n";
|
|
$rules .= "if ($env_request_uri ~ \\/$) {\n";
|
|
$rules .= " set \$w3tc_slash _slash;\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_slash = '$w3tc_slash';
|
|
|
|
// Check for rejected cookies.
|
|
$rules .= 'if ($http_cookie ~* "(' . implode(
|
|
'|',
|
|
array_map(
|
|
array(
|
|
'\W3TC\Util_Environment',
|
|
'preg_quote',
|
|
),
|
|
$reject_cookies
|
|
)
|
|
) . ")\") {\n";
|
|
$rules .= " set \$w3tc_rewrite 0;\n";
|
|
$rules .= "}\n";
|
|
|
|
// Check for rejected user agents.
|
|
if ( count( $reject_user_agents ) ) {
|
|
$rules .= 'if ($http_user_agent ~* "(' . implode(
|
|
'|',
|
|
array_map(
|
|
array(
|
|
'\W3TC\Util_Environment',
|
|
'preg_quote',
|
|
),
|
|
$reject_user_agents
|
|
)
|
|
) . ")\") {\n";
|
|
$rules .= " set \$w3tc_rewrite 0;\n";
|
|
$rules .= "}\n";
|
|
}
|
|
|
|
// Check mobile groups.
|
|
if ( $config->get_boolean( 'mobile.enabled' ) ) {
|
|
$mobile_groups = array_reverse( $config->get_array( 'mobile.rgroups' ) );
|
|
$set_ua_var = true;
|
|
|
|
foreach ( $mobile_groups as $mobile_group => $mobile_config ) {
|
|
$mobile_enabled = ( isset( $mobile_config['enabled'] ) ? (bool) $mobile_config['enabled'] : false );
|
|
$mobile_agents = ( isset( $mobile_config['agents'] ) ? (array) $mobile_config['agents'] : '' );
|
|
$mobile_redirect = ( isset( $mobile_config['redirect'] ) ? $mobile_config['redirect'] : '' );
|
|
|
|
if ( $mobile_enabled && count( $mobile_agents ) && ! $mobile_redirect ) {
|
|
if ( $set_ua_var ) {
|
|
$rules .= "set \$w3tc_ua \"\";\n";
|
|
$set_ua_var = false;
|
|
}
|
|
$rules .= 'if ($http_user_agent ~* "(' . implode( '|', $mobile_agents ) . ")\") {\n";
|
|
$rules .= ' set $w3tc_ua _' . $mobile_group . ";\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_ua = '$w3tc_ua';
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check for preview cookie.
|
|
$rules .= "set \$w3tc_preview \"\";\n";
|
|
$rules .= "if (\$http_cookie ~* \"(w3tc_preview)\") {\n";
|
|
$rules .= " set \$w3tc_preview _preview;\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_preview = '$w3tc_preview';
|
|
|
|
// Check referrer groups.
|
|
if ( $config->get_boolean( 'referrer.enabled' ) ) {
|
|
$referrer_groups = array_reverse( $config->get_array( 'referrer.rgroups' ) );
|
|
$set_ref_var = true;
|
|
foreach ( $referrer_groups as $referrer_group => $referrer_config ) {
|
|
$referrer_enabled = ( isset( $referrer_config['enabled'] ) ? (bool) $referrer_config['enabled'] : false );
|
|
$referrer_referrers = ( isset( $referrer_config['referrers'] ) ? (array) $referrer_config['referrers'] : '' );
|
|
$referrer_redirect = ( isset( $referrer_config['redirect'] ) ? $referrer_config['redirect'] : '' );
|
|
|
|
if ( $referrer_enabled && count( $referrer_referrers ) && ! $referrer_redirect ) {
|
|
if ( $set_ref_var ) {
|
|
$rules .= "set \$w3tc_ref \"\";\n";
|
|
$set_ref_var = false;
|
|
}
|
|
|
|
$rules .= 'if ($http_cookie ~* "w3tc_referrer=.*(' . implode( '|', $referrer_referrers ) . ")\") {\n";
|
|
$rules .= ' set $w3tc_ref _' . $referrer_group . ";\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_ref = '$w3tc_ref';
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set cookie group.
|
|
if ( $config->get_boolean( 'pgcache.cookiegroups.enabled' ) ) {
|
|
$cookie_groups = $config->get_array( 'pgcache.cookiegroups.groups' );
|
|
$set_cookie_var = true;
|
|
|
|
foreach ( $cookie_groups as $group_name => $g ) {
|
|
if ( isset( $g['enabled'] ) && $g['enabled'] ) {
|
|
$cookies = array();
|
|
foreach ( $g['cookies'] as $cookie ) {
|
|
$cookie = trim( $cookie );
|
|
if ( ! empty( $cookie ) ) {
|
|
$cookie = str_replace( '+', ' ', $cookie );
|
|
$cookie = Util_Environment::preg_quote( $cookie );
|
|
if ( false === strpos( $cookie, '=' ) ) {
|
|
$cookie .= '=.*';
|
|
}
|
|
|
|
$cookies[] = $cookie;
|
|
}
|
|
}
|
|
|
|
if ( count( $cookies ) > 0 ) {
|
|
$cookies_regexp = '"^(.*;)?(' . implode( '|', $cookies ) . ')(;.*)?$"';
|
|
|
|
if ( $set_cookie_var ) {
|
|
$rules .= "set \$w3tc_cookie \"\";\n";
|
|
$set_cookie_var = false;
|
|
}
|
|
|
|
$rules .= "if (\$http_cookie ~* $cookies_regexp) {\n";
|
|
$rules .= ' set $w3tc_cookie _' . $group_name . ";\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_cookie = '$w3tc_cookie';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $config->get_boolean( 'pgcache.cache.ssl' ) ) {
|
|
$rules .= "set \$w3tc_ssl \"\";\n";
|
|
|
|
$rules .= "if (\$scheme = https) {\n";
|
|
$rules .= " set \$w3tc_ssl _ssl;\n";
|
|
$rules .= "}\n";
|
|
$rules .= "if (\$http_x_forwarded_proto = 'https') {\n";
|
|
$rules .= " set \$w3tc_ssl _ssl;\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_ssl = '$w3tc_ssl';
|
|
}
|
|
|
|
if ( $config->get_boolean( 'browsercache.enabled' ) && $config->get_boolean( 'browsercache.html.compression' ) ) {
|
|
$rules .= "set \$w3tc_enc \"\";\n";
|
|
|
|
$rules .= "if (\$http_accept_encoding ~ gzip) {\n";
|
|
$rules .= " set \$w3tc_enc _gzip;\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_enc = '$w3tc_enc';
|
|
}
|
|
|
|
if ( $config->get_boolean( 'browsercache.enabled' ) && $config->get_boolean( 'browsercache.html.brotli' ) ) {
|
|
$rules .= "set \$w3tc_enc \"\";\n";
|
|
|
|
$rules .= "if (\$http_accept_encoding ~ br) {\n";
|
|
$rules .= " set \$w3tc_enc _br;\n";
|
|
$rules .= "}\n";
|
|
|
|
$env_w3tc_enc = '$w3tc_enc';
|
|
}
|
|
|
|
$key_postfix = $env_w3tc_slash . $env_w3tc_ua . $env_w3tc_ref . $env_w3tc_cookie . $env_w3tc_ssl . $env_w3tc_preview;
|
|
|
|
/**
|
|
* Filter: Allow modifying the key_postfix string used in the PGCACHE_CORE block.
|
|
*
|
|
* @since 2.7.1
|
|
*
|
|
* @param string $key_postfix Key postfix string.
|
|
*/
|
|
$key_postfix = \apply_filters( 'w3tc_pgcache_postfix_nginx', $key_postfix );
|
|
|
|
if ( 'file_generic' === $pgcache_engine ) {
|
|
$rules .= $this->for_file_generic(
|
|
$config,
|
|
$cache_dir,
|
|
$env_request_uri,
|
|
$key_postfix,
|
|
$env_w3tc_enc
|
|
);
|
|
} elseif ( 'nginx_memcached' === $pgcache_engine ) {
|
|
$rules .= $this->for_nginx_memcached(
|
|
$config,
|
|
$cache_dir,
|
|
$env_request_uri,
|
|
$key_postfix,
|
|
$env_w3tc_enc
|
|
);
|
|
}
|
|
|
|
$rules .= W3TC_MARKER_END_PGCACHE_CORE . "\n";
|
|
|
|
return $rules;
|
|
}
|
|
|
|
/**
|
|
* Generates the cache rules for file-based generic cache handling.
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
* @param string $cache_dir The directory where cache files are stored.
|
|
* @param string $env_request_uri The request URI for the environment.
|
|
* @param string $key_postfix The key postfix to be used in cache keys.
|
|
* @param string $env_w3tc_enc The encoded string to append to cache file names.
|
|
*
|
|
* @return string The generated cache rules for nginx.
|
|
*/
|
|
private function for_file_generic( $config, $cache_dir, $env_request_uri, $key_postfix, $env_w3tc_enc ) {
|
|
$rules = '';
|
|
|
|
$cache_path = str_replace( Util_Environment::document_root(), '', $cache_dir );
|
|
$uri_prefix = "$cache_path/\$http_host/$env_request_uri/_index$key_postfix";
|
|
$uri_prefix = apply_filters( 'w3tc_pagecache_rules_nginx_uri_prefix', $uri_prefix );
|
|
|
|
if ( ! $config->get_boolean( 'pgcache.cache.nginx_handle_xml' ) ) {
|
|
$env_w3tc_ext = '.html';
|
|
|
|
$rules .= 'if (!-f "$document_root' . $uri_prefix . '.html' . $env_w3tc_enc . '") {' . "\n";
|
|
$rules .= ' set $w3tc_rewrite 0;' . "\n";
|
|
$rules .= "}\n";
|
|
} else {
|
|
$env_w3tc_ext = '$w3tc_ext';
|
|
|
|
$rules .= 'set $w3tc_ext "";' . "\n";
|
|
$rules .= 'if (-f "$document_root' . $uri_prefix . '.html' . $env_w3tc_enc . '") {' . "\n";
|
|
$rules .= ' set $w3tc_ext .html;' . "\n";
|
|
$rules .= "}\n";
|
|
|
|
$rules .= 'if (-f "$document_root' . $uri_prefix . '.xml' . $env_w3tc_enc . '") {' . "\n";
|
|
$rules .= ' set $w3tc_ext .xml;' . "\n";
|
|
$rules .= "}\n";
|
|
|
|
$rules .= 'if ($w3tc_ext = "") {' . "\n";
|
|
$rules .= ' set $w3tc_rewrite 0;' . "\n";
|
|
$rules .= "}\n";
|
|
}
|
|
|
|
$rules .= 'if ($w3tc_rewrite = 1) {' . "\n";
|
|
$rules .= ' rewrite .* "' . $uri_prefix . $env_w3tc_ext . $env_w3tc_enc . '" last;' . "\n";
|
|
$rules .= "}\n";
|
|
|
|
return $rules;
|
|
}
|
|
|
|
/**
|
|
* Generates the cache rules for nginx with memcached support.
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
* @param string $cache_dir The directory where cache files are stored.
|
|
* @param string $env_request_uri The request URI for the environment.
|
|
* @param string $key_postfix The key postfix to be used in cache keys.
|
|
* @param string $env_w3tc_enc The encoded string to append to cache file names.
|
|
*
|
|
* @return string The generated cache rules for nginx with memcached support.
|
|
*/
|
|
private function for_nginx_memcached( $config, $cache_dir, $env_request_uri, $key_postfix, $env_w3tc_enc ) {
|
|
$rules = "set \$request_uri_noslash $env_request_uri;\n";
|
|
$rules .= "if ($env_request_uri ~ \"(.*?)(/+)$\") {\n";
|
|
$rules .= ' set $request_uri_noslash $1;' . "\n";
|
|
$rules .= "}\n";
|
|
|
|
$cache_path = str_replace( Util_Environment::document_root(), '', $cache_dir );
|
|
|
|
$rules .= 'location ~ ".*(?<!php)$" {' . "\n";
|
|
$rules .= ' set $memcached_key "$http_host$request_uri_noslash/' . $key_postfix . $env_w3tc_enc . '";' . "\n";
|
|
|
|
if ( $config->get_boolean( 'browsercache.enabled' ) && $config->get_boolean( 'browsercache.html.compression' ) ) {
|
|
$rules .= ' memcached_gzip_flag 65536;' . "\n";
|
|
}
|
|
|
|
$rules .= ' default_type text/html;' . "\n";
|
|
|
|
$memcached_servers = $config->get_array( 'pgcache.memcached.servers' );
|
|
$memcached_pass = ! empty( $memcached_servers ) ? array_values( $memcached_servers )[0] : 'localhost:11211';
|
|
|
|
$rules .= ' if ($w3tc_rewrite = 1) {' . "\n";
|
|
$rules .= ' memcached_pass ' . $memcached_pass . ';' . "\n";
|
|
$rules .= " }\n";
|
|
$rules .= ' error_page 404 502 504 = @fallback;' . "\n";
|
|
$rules .= "}\n";
|
|
|
|
$rules .= 'location @fallback {' . "\n";
|
|
$rules .= ' try_files $uri $uri/ $uri.html /index.php?$args;' . "\n";
|
|
$rules .= "}\n";
|
|
|
|
return $rules;
|
|
}
|
|
|
|
/**
|
|
* Adds cache rules to a given set of existing rules.
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
* @param Util_Environment_Exceptions $exs The existing set of rules to which new cache rules will be added.
|
|
*
|
|
* @return void
|
|
*/
|
|
private function rules_cache_add( $config, $exs ) {
|
|
Util_Rule::add_rules(
|
|
$exs,
|
|
Util_Rule::get_pgcache_rules_cache_path(),
|
|
$this->rules_cache_generate( $config ),
|
|
W3TC_MARKER_BEGIN_PGCACHE_CACHE,
|
|
W3TC_MARKER_END_PGCACHE_CACHE,
|
|
array(
|
|
W3TC_MARKER_BEGIN_BROWSERCACHE_CACHE => 0,
|
|
W3TC_MARKER_BEGIN_MINIFY_CORE => 0,
|
|
W3TC_MARKER_BEGIN_PGCACHE_CORE => 0,
|
|
W3TC_MARKER_BEGIN_WORDPRESS => 0,
|
|
W3TC_MARKER_END_MINIFY_CACHE => strlen( W3TC_MARKER_END_MINIFY_CACHE ) + 1,
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Removes cache rules from a given set of existing rules.
|
|
*
|
|
* @param Util_Environment_Exceptions $exs The existing set of rules from which cache rules will be removed.
|
|
*
|
|
* @return void
|
|
*/
|
|
private function rules_cache_remove( $exs ) {
|
|
// apache's cache files are not used when core rules disabled.
|
|
if ( ! Util_Environment::is_nginx() ) {
|
|
return;
|
|
}
|
|
|
|
Util_Rule::remove_rules(
|
|
$exs,
|
|
Util_Rule::get_pgcache_rules_cache_path(),
|
|
W3TC_MARKER_BEGIN_PGCACHE_CACHE,
|
|
W3TC_MARKER_END_PGCACHE_CACHE
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Generates cache rules based on the environment (Apache or Nginx).
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
*
|
|
* @return string The generated cache rules based on the server environment.
|
|
*/
|
|
public function rules_cache_generate( $config ) {
|
|
switch ( true ) {
|
|
case Util_Environment::is_apache():
|
|
case Util_Environment::is_litespeed():
|
|
return $this->rules_cache_generate_apache( $config );
|
|
|
|
case Util_Environment::is_nginx():
|
|
return $this->rules_cache_generate_nginx( $config );
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* Generates cache rules for Apache-based environments.
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
*
|
|
* @return string The generated cache rules for Apache-based environments.
|
|
*/
|
|
private function rules_cache_generate_apache( $config ) {
|
|
$charset = get_option( 'blog_charset' );
|
|
$pingback_url = get_bloginfo( 'pingback_url' );
|
|
|
|
$browsercache = $config->get_boolean( 'browsercache.enabled' );
|
|
$brotli = ( $browsercache && $config->get_boolean( 'browsercache.html.brotli' ) );
|
|
$compression = ( $browsercache && $config->get_boolean( 'browsercache.html.compression' ) );
|
|
$expires = ( $browsercache && $config->get_boolean( 'browsercache.html.expires' ) );
|
|
$lifetime = ( $browsercache ? $config->get_integer( 'browsercache.html.lifetime' ) : 0 );
|
|
$cache_control = ( $browsercache && $config->get_boolean( 'browsercache.html.cache.control' ) );
|
|
$etag = ( $browsercache && $config->get_integer( 'browsercache.html.etag' ) );
|
|
$w3tc = ( $browsercache && $config->get_integer( 'browsercache.html.w3tc' ) );
|
|
$compatibility = $config->get_boolean( 'pgcache.compatibility' );
|
|
|
|
$rules = '';
|
|
$rules .= W3TC_MARKER_BEGIN_PGCACHE_CACHE . "\n";
|
|
if ( $compatibility ) {
|
|
$rules .= "Options -MultiViews\n";
|
|
|
|
// allow to read files by apache if they are blocked at some level above.
|
|
$rules .= "<Files ~ \"\.(html|html_gzip|html_br|xml|xml_gzip|xml_br)$\">\n";
|
|
|
|
if ( version_compare( Util_Environment::get_server_version(), '2.4', '>=' ) ) {
|
|
$rules .= " Require all granted\n";
|
|
} else {
|
|
$rules .= " Order Allow,Deny\n";
|
|
$rules .= " Allow from all\n";
|
|
}
|
|
|
|
$rules .= "</Files>\n";
|
|
|
|
if ( ! $etag ) {
|
|
$rules .= "FileETag None\n";
|
|
}
|
|
}
|
|
|
|
if ( $config->get_boolean( 'pgcache.file.nfs' ) ) {
|
|
$rules .= "EnableSendfile Off \n";
|
|
}
|
|
|
|
if ( ! $config->get_boolean( 'pgcache.remove_charset' ) ) {
|
|
$rules .= 'AddDefaultCharset ' . ( $charset ? $charset : 'utf-8' ) . "\n";
|
|
}
|
|
|
|
if ( $etag ) {
|
|
$rules .= "FileETag MTime Size\n";
|
|
}
|
|
|
|
if ( $brotli ) {
|
|
$rules .= "<IfModule mod_mime.c>\n";
|
|
$rules .= " AddType text/html .html_br\n";
|
|
$rules .= " AddEncoding br .html_br\n";
|
|
$rules .= " AddType text/xml .xml_br\n";
|
|
$rules .= " AddEncoding br .xml_br\n";
|
|
$rules .= "</IfModule>\n";
|
|
$rules .= "<IfModule mod_setenvif.c>\n";
|
|
$rules .= " SetEnvIfNoCase Request_URI \\.html_br$ no-brotli\n";
|
|
$rules .= " SetEnvIfNoCase Request_URI \\.xml_br$ no-brotli\n";
|
|
$rules .= "</IfModule>\n";
|
|
}
|
|
|
|
if ( $compression ) {
|
|
$rules .= "<IfModule mod_mime.c>\n";
|
|
$rules .= " AddType text/html .html_gzip\n";
|
|
$rules .= " AddEncoding gzip .html_gzip\n";
|
|
$rules .= " AddType text/xml .xml_gzip\n";
|
|
$rules .= " AddEncoding gzip .xml_gzip\n";
|
|
$rules .= "</IfModule>\n";
|
|
$rules .= "<IfModule mod_setenvif.c>\n";
|
|
$rules .= " SetEnvIfNoCase Request_URI \\.html_gzip$ no-gzip\n";
|
|
$rules .= " SetEnvIfNoCase Request_URI \\.xml_gzip$ no-gzip\n";
|
|
$rules .= "</IfModule>\n";
|
|
}
|
|
|
|
if ( $expires ) {
|
|
$rules .= "<IfModule mod_expires.c>\n";
|
|
$rules .= " ExpiresActive On\n";
|
|
$rules .= ' ExpiresByType text/html M' . $lifetime . "\n";
|
|
$rules .= "</IfModule>\n";
|
|
}
|
|
|
|
$header_rules = '';
|
|
|
|
if ( $compatibility ) {
|
|
$header_rules .= ' Header set X-Pingback "' . $pingback_url . "\"\n";
|
|
}
|
|
|
|
if ( $w3tc ) {
|
|
$header_rules .= ' Header set X-Powered-By "' . Util_Environment::w3tc_header() . "\"\n";
|
|
}
|
|
|
|
if ( $expires ) {
|
|
$header_rules .= " Header set Vary \"Accept-Encoding, Cookie\"\n";
|
|
}
|
|
|
|
$set_last_modified = $config->get_boolean( 'browsercache.html.last_modified' );
|
|
|
|
if ( ! $set_last_modified && $config->get_boolean( 'browsercache.enabled' ) ) {
|
|
$header_rules .= " Header unset Last-Modified\n";
|
|
}
|
|
|
|
if ( $cache_control ) {
|
|
$cache_policy = $config->get_string( 'browsercache.html.cache.policy' );
|
|
|
|
switch ( $cache_policy ) {
|
|
case 'cache':
|
|
$header_rules .= " Header set Pragma \"public\"\n";
|
|
$header_rules .= " Header set Cache-Control \"public\"\n";
|
|
break;
|
|
|
|
case 'cache_public_maxage':
|
|
$header_rules .= " Header set Pragma \"public\"\n";
|
|
|
|
if ( $expires ) {
|
|
$header_rules .= " Header append Cache-Control \"public\"\n";
|
|
} else {
|
|
$header_rules .= ' Header set Cache-Control "max-age=' . $lifetime . ", public\"\n";
|
|
}
|
|
break;
|
|
|
|
case 'cache_validation':
|
|
$header_rules .= " Header set Pragma \"public\"\n";
|
|
$header_rules .= " Header set Cache-Control \"public, must-revalidate, proxy-revalidate\"\n";
|
|
break;
|
|
|
|
case 'cache_noproxy':
|
|
$header_rules .= " Header set Pragma \"public\"\n";
|
|
$header_rules .= " Header set Cache-Control \"private, must-revalidate\"\n";
|
|
break;
|
|
|
|
case 'cache_maxage':
|
|
$header_rules .= " Header set Pragma \"public\"\n";
|
|
|
|
if ( $expires ) {
|
|
$header_rules .= " Header append Cache-Control \"public, must-revalidate, proxy-revalidate\"\n";
|
|
} else {
|
|
$header_rules .= ' Header set Cache-Control "max-age=' . $lifetime . ", public, must-revalidate, proxy-revalidate\"\n";
|
|
}
|
|
break;
|
|
|
|
case 'no_cache':
|
|
$header_rules .= " Header set Pragma \"no-cache\"\n";
|
|
$header_rules .= " Header set Cache-Control \"private, no-cache\"\n";
|
|
break;
|
|
|
|
case 'no_store':
|
|
$header_rules .= " Header set Pragma \"no-store\"\n";
|
|
$header_rules .= " Header set Cache-Control \"no-store\"\n";
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( strlen( $header_rules ) > 0 ) {
|
|
$rules .= "<IfModule mod_headers.c>\n";
|
|
$rules .= $header_rules;
|
|
$rules .= "</IfModule>\n";
|
|
}
|
|
|
|
$rules .= W3TC_MARKER_END_PGCACHE_CACHE . "\n";
|
|
|
|
return $rules;
|
|
}
|
|
|
|
/**
|
|
* Generates cache rules for Nginx-based environments.
|
|
*
|
|
* @param Config $config W3TC Config containing relevant settings.
|
|
*
|
|
* @return string The generated cache rules for Nginx-based environments.
|
|
*/
|
|
private function rules_cache_generate_nginx( $config ) {
|
|
if ( 'file_generic' !== $config->get_string( 'pgcache.engine' ) ) {
|
|
return '';
|
|
}
|
|
|
|
$cache_root = Util_Environment::normalize_path( W3TC_CACHE_PAGE_ENHANCED_DIR );
|
|
$cache_dir = rtrim( str_replace( Util_Environment::document_root(), '', $cache_root ), '/' );
|
|
|
|
if ( Util_Environment::is_wpmu() ) {
|
|
$cache_dir = preg_replace( '~/w3tc.*?/~', '/w3tc.*?/', $cache_dir, 1 );
|
|
}
|
|
|
|
$browsercache = $config->get_boolean( 'browsercache.enabled' );
|
|
$brotli = ( $browsercache && $config->get_boolean( 'browsercache.html.brotli' ) );
|
|
$compression = ( $browsercache && $config->get_boolean( 'browsercache.html.compression' ) );
|
|
|
|
$common_rules_a = Dispatcher::nginx_rules_for_browsercache_section( $config, 'html', true );
|
|
$common_rules = '';
|
|
if ( ! empty( $common_rules_a ) ) {
|
|
$common_rules = ' ' . implode( "\n ", $common_rules_a ) . "\n";
|
|
}
|
|
|
|
$rules = '';
|
|
$rules .= W3TC_MARKER_BEGIN_PGCACHE_CACHE . "\n";
|
|
|
|
if ( $brotli ) {
|
|
$maybe_xml = '';
|
|
if ( $config->get_boolean( 'pgcache.cache.nginx_handle_xml' ) ) {
|
|
$maybe_xml = "\n text/xml xml_br;\n ";
|
|
}
|
|
|
|
$rules .= 'location ~ ' . $cache_dir . ".*br$ {\n";
|
|
$rules .= " brotli off;\n";
|
|
$rules .= ' types {' . $maybe_xml . "}\n";
|
|
$rules .= " default_type text/html;\n";
|
|
$rules .= " add_header Content-Encoding br;\n";
|
|
$rules .= $common_rules;
|
|
$rules .= "}\n";
|
|
}
|
|
|
|
if ( $compression ) {
|
|
$maybe_xml = '';
|
|
if ( $config->get_boolean( 'pgcache.cache.nginx_handle_xml' ) ) {
|
|
$maybe_xml = "\n text/xml xml_gzip;\n ";
|
|
}
|
|
|
|
$rules .= 'location ~ ' . $cache_dir . ".*gzip$ {\n";
|
|
$rules .= " gzip off;\n";
|
|
$rules .= ' types {' . $maybe_xml . "}\n";
|
|
$rules .= " default_type text/html;\n";
|
|
$rules .= " add_header Content-Encoding gzip;\n";
|
|
$rules .= $common_rules;
|
|
$rules .= "}\n";
|
|
}
|
|
|
|
$rules .= W3TC_MARKER_END_PGCACHE_CACHE . "\n";
|
|
|
|
return $rules;
|
|
}
|
|
}
|