295 lines
8.2 KiB
PHP
295 lines
8.2 KiB
PHP
<?php
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/**
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* File: Cdnfsd_CacheFlush.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: Cdnfsd_CacheFlush
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*/
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class Cdnfsd_CacheFlush {
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/**
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* Array of urls to flush.
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*
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* @var array
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*/
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private $queued_urls = array();
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/**
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* Flush all requests flag.
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*
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* @var bool
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*/
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private $flush_all_requested = false;
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/**
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* Purges everything from CDNs that supports it.
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*
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* @param array $extras Extras to purge.
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*
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* @return bool
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*/
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public static function w3tc_flush_all( $extras = null ) {
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if ( isset( $extras['only'] ) && 'cdn' !== $extras['only'] ) {
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return;
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}
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$config = Dispatcher::config();
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$common = Dispatcher::component( 'Cdn_Core' );
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$default_override = Cdn_Util::get_flush_manually_default_override();
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if ( $config->get_boolean( 'cdn.flush_manually', $default_override ) ) {
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// in this mode flush only on purge button clicks.
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if ( ! isset( $extras['ui_action'] ) ) {
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return true;
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}
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}
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$o = Dispatcher::component( 'Cdnfsd_CacheFlush' );
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$o->flush_all_requested = true;
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return true;
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}
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/**
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* Purges cdn's post cache
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*
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* @param integer $post_id Post ID.
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* @param boolean $force Force Flag (optional).
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* @param array $extras Extras.
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*
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* @return bool
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*/
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public static function w3tc_flush_post( $post_id, $force = false, $extras = null ) {
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if ( ! $post_id ) {
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$post_id = Util_Environment::detect_post_id();
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}
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if ( ! $post_id ) {
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return false;
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}
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$config = Dispatcher::config();
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$common = Dispatcher::component( 'Cdn_Core' );
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$default_override = Cdn_Util::get_flush_manually_default_override();
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if ( $config->get_boolean( 'cdn.flush_manually', $default_override ) ) {
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// in this mode flush only on purge button clicks.
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if ( ! isset( $extras['ui_action'] ) ) {
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return true;
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}
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}
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global $wp_rewrite; // required by many Util_PageUrls methods.
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if ( empty( $wp_rewrite ) ) {
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error_log( __( 'Post was modified before wp_rewrite initialization. Cant flush cache.', 'w3-total-cache' ) ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
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return false;
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}
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$full_urls = array();
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$post = null;
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$terms = array();
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$feeds = $config->get_array( 'pgcache.purge.feed.types' );
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$limit_post_pages = $config->get_integer( 'pgcache.purge.postpages_limit' );
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if ( $config->get_boolean( 'pgcache.purge.terms' ) || $config->get_boolean( 'varnish.pgcache.feed.terms' ) ) {
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$taxonomies = get_post_taxonomies( $post_id );
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$terms = wp_get_post_terms( $post_id, $taxonomies );
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}
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switch ( true ) {
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case $config->get_boolean( 'pgcache.purge.author' ):
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case $config->get_boolean( 'pgcache.purge.archive.daily' ):
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case $config->get_boolean( 'pgcache.purge.archive.monthly' ):
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case $config->get_boolean( 'pgcache.purge.archive.yearly' ):
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case $config->get_boolean( 'pgcache.purge.feed.author' ):
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$post = get_post( $post_id );
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}
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$front_page = get_option( 'show_on_front' );
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// Home (Frontpage) URL.
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if ( ( $config->get_boolean( 'pgcache.purge.home' ) &&
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'posts' === $front_page ) ||
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$config->get_boolean( 'pgcache.purge.front_page' ) ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_frontpage_urls( $limit_post_pages ) );
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}
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// Home (Post page) URL.
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if ( $config->get_boolean( 'pgcache.purge.home' ) && 'posts' !== $front_page ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_postpage_urls( $limit_post_pages ) );
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}
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// Post URL.
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if ( $config->get_boolean( 'pgcache.purge.post' ) || $force ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_post_urls( $post_id ) );
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}
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// Post comments URLs.
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if ( $config->get_boolean( 'pgcache.purge.comments' ) && function_exists( 'get_comments_pagenum_link' ) ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_post_comments_urls( $post_id ) );
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}
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// Post author URLs.
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if ( $config->get_boolean( 'pgcache.purge.author' ) && $post ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_post_author_urls( $post->post_author, $limit_post_pages ) );
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}
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/**
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* Post terms URLs
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*/
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if ( $config->get_boolean( 'pgcache.purge.terms' ) ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_post_terms_urls( $terms, $limit_post_pages ) );
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}
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/**
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* Daily archive URLs
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*/
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if ( $config->get_boolean( 'pgcache.purge.archive.daily' ) && $post ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_daily_archive_urls( $post, $limit_post_pages ) );
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}
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/**
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* Monthly archive URLs
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*/
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if ( $config->get_boolean( 'pgcache.purge.archive.monthly' ) && $post ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_monthly_archive_urls( $post, $limit_post_pages ) );
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}
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// Yearly archive URLs.
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if ( $config->get_boolean( 'pgcache.purge.archive.yearly' ) && $post ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_yearly_archive_urls( $post, $limit_post_pages ) );
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}
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// Feed blog URLs.
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if ( $config->get_boolean( 'pgcache.purge.feed.blog' ) ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_feed_urls( $feeds ) );
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}
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// Feed comments URLs.
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if ( $config->get_boolean( 'pgcache.purge.feed.comments' ) ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_feed_comments_urls( $post_id, $feeds ) );
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}
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// Feed autor URLs.
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if ( $config->get_boolean( 'pgcache.purge.feed.author' ) && $post ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_feed_author_urls( $post->post_author, $feeds ) );
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}
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// Feed terms URLs.
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if ( $config->get_boolean( 'pgcache.purge.feed.terms' ) ) {
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_feed_terms_urls( $terms, $feeds ) );
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}
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// Purge selected pages.
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if ( $config->get_array( 'pgcache.purge.pages' ) ) {
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$pages = $config->get_array( 'pgcache.purge.pages' );
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$full_urls = array_merge( $full_urls, Util_PageUrls::get_pages_urls( $pages ) );
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}
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// Queue flush.
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if ( count( $full_urls ) ) {
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$o = Dispatcher::component( 'Cdnfsd_CacheFlush' );
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foreach ( $full_urls as $url ) {
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$o->queued_urls[ $url ] = '*';
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}
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}
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return true;
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}
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/**
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* Purge a single url.
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*
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* @param unknown $url URL to purge.
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* @param array $extras Extras.
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*
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* @return bool
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*/
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public static function w3tc_flush_url( $url, $extras = null ) {
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$config = Dispatcher::config();
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$common = Dispatcher::component( 'Cdn_Core' );
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$default_override = Cdn_Util::get_flush_manually_default_override();
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if ( $config->get_boolean( 'cdn.flush_manually', $default_override ) ) {
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// in this mode flush only on purge button clicks.
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if ( ! isset( $extras['ui_action'] ) ) {
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return true;
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}
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}
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$o = Dispatcher::component( 'Cdnfsd_CacheFlush' );
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$o->queued_urls[ $url ] = '*';
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return true;
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}
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/**
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* Clears global and repeated urls
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*
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* @param array $actions_made Actions made.
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*
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* @throws \Exception Exception.
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*
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* @return array
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*/
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public static function w3tc_flush_execute_delayed_operations( $actions_made ) {
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$o = Dispatcher::component( 'Cdnfsd_CacheFlush' );
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// Protection from incorrect w3tc upgrade operation when engine gets empty.
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$c = Dispatcher::config();
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$engine = $c->get_string( 'cdnfsd.engine' );
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if ( empty( $engine ) ) {
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return $actions_made;
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}
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if ( $o->flush_all_requested ) {
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$core = Dispatcher::component( 'Cdnfsd_Core' );
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try {
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$engine = $core->get_engine();
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if ( ! is_null( $engine ) ) {
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$engine->flush_all();
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$actions_made[] = array( 'module' => 'cdn' );
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}
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} catch ( \Exception $ex ) {
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$actions_made[] = array(
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'module' => 'cdn',
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'error' => $ex->getMessage(),
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);
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}
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$o->flush_all_requested = false;
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$o->queued_urls = array();
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} else {
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$count = count( $o->queued_urls );
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if ( $count > 0 ) {
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$urls = array_keys( $o->queued_urls );
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$core = Dispatcher::component( 'Cdnfsd_Core' );
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try {
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$engine = $core->get_engine();
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if ( ! is_null( $engine ) ) {
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$engine->flush_urls( $urls );
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$actions_made[] = array( 'module' => 'cdn' );
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}
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} catch ( \Exception $ex ) {
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$actions_made[] = array(
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'module' => 'cdn',
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'error' => $ex->getMessage(),
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);
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}
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$o->queued_urls = array();
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}
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}
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return $actions_made;
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}
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}
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