Viewing file:  Varnish.php (4.56 KB) -rw-rw-rw-
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<?php
/**
* W3 Varnish plugin
*/
if (!defined('W3TC')) {
die();
}
w3_require_once(W3TC_LIB_W3_DIR . '/Plugin.php');
/**
* Class W3_Plugin_Varnish
*/
class W3_Plugin_Varnish extends W3_Plugin {
/**
* Runs plugin
*/
function run() {
add_action('publish_phone', array(
&$this,
'on_post_edit'
), 10);
add_action('wp_trash_post', array(
&$this,
'on_post_change'
), 10);
add_action('save_post', array(
&$this,
'on_post_change'
), 10);
global $wp_version;
if (version_compare($wp_version,'3.5', '>=')) {
add_action('clean_post_cache', array(
&$this,
'on_post_change'
), 10, 2);
}
add_action('comment_post', array(
&$this,
'on_comment_change'
), 10);
add_action('edit_comment', array(
&$this,
'on_comment_change'
), 10);
add_action('delete_comment', array(
&$this,
'on_comment_change'
), 10);
add_action('wp_set_comment_status', array(
&$this,
'on_comment_status'
), 10, 2);
add_action('trackback_post', array(
&$this,
'on_comment_change'
), 10);
add_action('pingback_post', array(
&$this,
'on_comment_change'
), 10);
add_action('switch_theme', array(
&$this,
'on_change'
), 10);
add_action('wp_update_nav_menu', array(
&$this,
'on_change'
), 10);
add_action('edit_user_profile_update', array(
&$this,
'on_change'
), 10);
add_action('w3tc_purge_from_pgcache', array(
&$this,
'on_post_change'
), 10);
if (w3_is_multisite()) {
add_action('delete_blog', array(
&$this,
'on_change'
), 10);
}
add_action('delete_post', array(
&$this,
'on_post_edit'
), 10);
add_filter('wp_redirect', array(
&$this,
'on_redirect_cleanup'
), 10, 1);
add_action('sns_actions_executed', array(
&$this,
'flush_post_cleanup'
), 10);
}
/**
* Post edit action
*
* @param integer $post_id
*/
function on_post_edit($post_id) {
if ($this->_config->get_boolean('pgcache.cache.flush')) {
$this->on_change();
} else {
$this->on_post_change($post_id);
}
}
/**
* Post change action
*
* @param integer $post_id
* @param null $post
* @return void
*/
function on_post_change($post_id, $post = null) {
static $flushed_posts = array();
if (!in_array($post_id, $flushed_posts)) {
if (is_null($post))
$post = $post_id;
if (!w3_is_flushable_post($post, 'varnish', $this->_config)) {
return;
}
$w3_cacheflush = w3_instance('W3_CacheFlush');
$w3_cacheflush->varnish_flush_post($post_id);
$flushed_posts[] = $post_id;
}
}
/**
* Comment change action
*
* @param integer $comment_id
*/
function on_comment_change($comment_id) {
$post_id = 0;
if ($comment_id) {
$comment = get_comment($comment_id, ARRAY_A);
$post_id = !empty($comment['comment_post_ID']) ? (int) $comment['comment_post_ID'] : 0;
}
$this->on_post_change($post_id);
}
/**
* Comment status action
*
* @param integer $comment_id
* @param string $status
*/
function on_comment_status($comment_id, $status) {
if ($status === 'approve' || $status === '1') {
$this->on_comment_change($comment_id);
}
}
/**
* Change action
*/
function on_change() {
static $flushed = false;
if (!$flushed) {
$w3_cacheflush = w3_instance('W3_CacheFlush');
$w3_cacheflush->varnish_flush();
}
}
/**
* @param $location
* @return mixed
*/
function on_redirect_cleanup($location) {
$this->flush_post_cleanup();
return $location;
}
/**
* Runs after multiple post edits
*/
function flush_post_cleanup() {
$w3_varnish = w3_instance('W3_VarnishFlush');
$w3_varnish->flush_post_cleanup();
}
}
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