laipower/wp-content/plugins/w3-total-cache/Generic_AdminActions_Flush.php

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<?php
namespace W3TC;
class Generic_AdminActions_Flush {
private $_config = null;
function __construct() {
$this->_config = Dispatcher::config();
}
/**
* Flush all caches action
*
* @return void
*/
function w3tc_flush_all() {
w3tc_flush_all( array( 'ui_action' => 'flush_button' ) );
$this->_redirect_after_flush( 'flush_all' );
}
function w3tc_flush_current_page() {
$url = filter_input( INPUT_GET, 'url', FILTER_SANITIZE_URL );
if ( empty( $url ) && isset( $_SERVER['HTTP_REFERER'] ) ) {
$url = sanitize_text_field( wp_unslash( $_SERVER['HTTP_REFERER'] ) );
}
w3tc_flush_url( $url );
?>
<div style="text-align: center; margin-top: 30px">
<h3>Page has been flushed successfully</h3>
<a id="w3tc_return" href="<?php echo esc_attr( $url ) ?>">Return</a>
</div>
<script>
setTimeout(function() {
window.location = document.getElementById('w3tc_return').href;
}, 2000);
</script>
<?php
exit();
}
/**
* Flush memcache cache action
*
* @return void
*/
function w3tc_flush_memcached() {
$this->flush_memcached();
Util_Admin::redirect( array(
'w3tc_note' => 'flush_memcached'
), true );
}
/**
* Flush opcode caches action
*
* @return void
*/
function w3tc_flush_opcode() {
$this->flush_opcode();
Util_Admin::redirect( array(
'w3tc_note' => 'flush_opcode'
), true );
}
/**
* Flush file caches action
*
* @return void
*/
function w3tc_flush_file() {
$this->flush_file();
Util_Admin::redirect( array(
'w3tc_note' => 'flush_file'
), true );
}
/**
* Flush from static files and further
*
* @return void
*/
function w3tc_flush_statics() {
$cf = Dispatcher::component( 'CacheFlush' );
$cf->browsercache_flush();
w3tc_flush_posts();
$state_note = Dispatcher::config_state_note();
$state_note->set( 'common.show_note.flush_statics_needed', false );
$state_note->set( 'common.show_note.flush_posts_needed', false );
$state_note->set( 'common.show_note.plugins_updated', false );
Util_Admin::redirect_with_custom_messages2( array(
'notes' => array(
__( 'Static files cache successfully emptied.', 'w3-total-cache' )
)
), true );
}
/**
* Flush posts
*
* @return void
*/
function w3tc_flush_posts() {
w3tc_flush_posts();
$state_note = Dispatcher::config_state_note();
$state_note->set( 'common.show_note.flush_posts_needed', false );
$state_note->set( 'common.show_note.plugins_updated', false );
$this->_redirect_after_flush( 'flush_pgcache' );
}
/**
* Flush page cache action
*
* @return void
*/
function w3tc_flush_pgcache() {
w3tc_flush_posts( array( 'ui_action' => 'flush_button' ) );
$state_note = Dispatcher::config_state_note();
$state_note->set( 'common.show_note.flush_posts_needed', false );
$state_note->set( 'common.show_note.plugins_updated', false );
Util_Admin::redirect( array(
'w3tc_note' => 'flush_pgcache'
), true );
}
/**
* Flush database cache action
*
* @return void
*/
function w3tc_flush_dbcache() {
$this->flush_dbcache();
Util_Admin::redirect( array(
'w3tc_note' => 'flush_dbcache'
), true );
}
/**
* Flush object cache action
*
* @return void
*/
function w3tc_flush_objectcache() {
$this->flush_objectcache();
$state_note = Dispatcher::config_state_note();
$state_note->set( 'objectcache.show_note.flush_needed', false );
Util_Admin::redirect( array(
'w3tc_note' => 'flush_objectcache'
), true );
}
/**
* Flush fragment cache action
*
* @return void
*/
function w3tc_flush_fragmentcache() {
$this->flush_fragmentcache();
$this->_config->set( 'notes.need_empty_fragmentcache', false );
$this->_config->save();
Util_Admin::redirect( array(
'w3tc_note' => 'flush_fragmentcache'
), true );
}
/**
* Flush minify action
*
* @return void
*/
function w3tc_flush_minify() {
$this->flush_minify();
$state_note = Dispatcher::config_state_note();
$state_note->set( 'minify.show_note.need_flush', false );
Util_Admin::redirect( array(
'w3tc_note' => 'flush_minify'
), true );
}
/**
* Flush browser cache action
*
* @return void
*/
function w3tc_flush_browser_cache() {
$cacheflush = Dispatcher::component( 'CacheFlush' );
$cacheflush->browsercache_flush();
$state_note = Dispatcher::config_state_note();
$state_note->set( 'common.show_note.flush_statics_needed', false );
$state_note->set( 'common.show_note.flush_posts_needed', true );
Util_Admin::redirect( array(
'w3tc_note' => 'flush_browser_cache'
), true );
}
/*
* Flush varnish cache
*/
function w3tc_flush_varnish() {
$this->flush_varnish();
Util_Admin::redirect( array(
'w3tc_note' => 'flush_varnish'
), true );
}
/*
* Flush CDN mirror
*/
function w3tc_flush_cdn() {
$this->flush_cdn( array( 'ui_action' => 'flush_button' ) );
Util_Admin::redirect( array(
'w3tc_note' => 'flush_cdn'
), true );
}
/**
* PgCache purge post
*
* @return void
*/
function w3tc_flush_post() {
$post_id = Util_Request::get_integer( 'post_id' );
w3tc_flush_post( $post_id, true, array( 'ui_action' => 'flush_button' ) );
Util_Admin::redirect( array(
'w3tc_note' => 'pgcache_purge_post'
), true );
}
/**
* Flush specified cache
*
* @param string $type
* @return void
*/
function flush( $type ) {
$state = Dispatcher::config_state();
$state_note = Dispatcher::config_state_note();
if ( $this->_config->get_string( 'pgcache.engine' ) == $type && $this->_config->get_boolean( 'pgcache.enabled' ) ) {
$state_note->set( 'common.show_note.flush_posts_needed', false );
$state_note->set( 'common.show_note.plugins_updated', false );
$pgcacheflush = Dispatcher::component( 'PgCache_Flush' );
$pgcacheflush->flush();
$pgcacheflush->flush_post_cleanup();
}
if ( $this->_config->get_string( 'dbcache.engine' ) == $type && $this->_config->get_boolean( 'dbcache.enabled' ) ) {
$this->flush_dbcache();
}
if ( $this->_config->get_string( 'objectcache.engine' ) == $type && $this->_config->getf_boolean( 'objectcache.enabled' ) ) {
$this->flush_objectcache();
}
if ( $this->_config->get_string( array( 'fragmentcache', 'engine' ) ) == $type ) {
$this->flush_fragmentcache();
}
if ( $this->_config->get_string( 'minify.engine' ) == $type && $this->_config->get_boolean( 'minify.enabled' ) ) {
$state_note->set( 'minify.show_note.need_flush', false );
$this->flush_minify();
}
}
/**
* Flush memcached cache
*
* @return void
*/
function flush_memcached() {
$this->flush( 'memcached' );
}
/**
* Flush APC cache
*
* @return void
*/
function flush_opcode() {
$cacheflush = Dispatcher::component( 'CacheFlush' );
$cacheflush->opcache_flush();
}
/**
* Flush file cache
*
* @return void
*/
function flush_file() {
$this->flush( 'file' );
$this->flush( 'file_generic' );
}
/**
* Flush database cache
*
* @return void
*/
function flush_dbcache() {
$flusher = Dispatcher::component( 'CacheFlush' );
$flusher->dbcache_flush();
}
/**
* Flush object cache
*
* @return void
*/
function flush_objectcache() {
$flusher = Dispatcher::component( 'CacheFlush' );
$flusher->objectcache_flush();
}
/**
* Flush fragment cache
*/
function flush_fragmentcache() {
$flusher = Dispatcher::component( 'CacheFlush' );
$flusher->fragmentcache_flush();
}
/**
* Flush minify cache
*
* @return void
*/
function flush_minify() {
$w3_minify = Dispatcher::component( 'Minify_MinifiedFileRequestHandler' );
$w3_minify->flush();
}
/**
* Flush varnish cache
*/
function flush_varnish() {
// this attaches execute_delayed_operations! otherwise
// specific module flush will not have effect
$cacheflush = Dispatcher::component( 'CacheFlush' );
$varnishflush = Dispatcher::component( 'Varnish_Flush' );
$varnishflush->flush();
}
/**
* Flush CDN mirror
*/
function flush_cdn( $extras = array() ) {
$cacheflush = Dispatcher::component( 'CacheFlush' );
$cacheflush->cdn_purge_all( $extras );
}
private function _redirect_after_flush( $success_note ) {
$flush = Dispatcher::component( 'CacheFlush' );
$status = $flush->execute_delayed_operations();
$errors = array();
foreach ( $status as $i ) {
if ( isset( $i['error'] ) )
$errors[] = $i['error'];
}
if ( empty( $errors ) ) {
Util_Admin::redirect( array(
'w3tc_note' => $success_note
), true );
} else {
Util_Admin::redirect_with_custom_messages2( array(
'errors' => array( 'Failed to purge: ' .
implode( ', ', $errors ) )
), true );
}
}
}