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<?php
/*
Plugin Name: Performance Cache
Description: Make your website faster with Performance Cache Pro by saving a cached copy of it. With the Pro version, you get more optimization.
Version: 3.0.12
Author: one.com
Author URI: https://one.com
License: http://www.apache.org/licenses/LICENSE-2.0
Text Domain: vcaching
Network: true
This plugin is a modified version of the WordPress plugin "Varnish Caching" by Razvan Stanga.
Copyright 2017: Razvan Stanga (email: varnish-caching@razvi.ro)
*/
#[\AllowDynamicProperties]
class VCachingOC {
protected $blogId;
protected $plugin = 'vcaching';
protected $prefix = 'varnish_caching_';
protected $purgeUrls = array();
protected $varnishIp = null;
protected $varnishHost = null;
protected $dynamicHost = null;
protected $ipsToHosts = array();
protected $statsJsons = array();
protected $purgeKey = null;
protected $purgeCache = 'purge_varnish_cache';
protected $postTypes = array('page', 'post');
protected $override = 0;
protected $customFields = array();
protected $noticeMessage = '';
protected $truncateNotice = false;
protected $truncateNoticeShown = false;
protected $truncateCount = 0;
protected $debug = 0;
protected $vclGeneratorTab = true;
protected $purgeOnMenuSave = false;
protected $currentTab;
protected $useSsl = false;
public function __construct()
{
global $blog_id;
defined($this->plugin) || define($this->plugin, true);
$this->blogId = $blog_id;
add_action('init', array(&$this, 'init'));
add_action('activity_box_end', array($this, 'varnish_glance'), 100);
add_action('admin_init',array($this,'oc_vcache_shortcut_call'));
}
public function init()
{
/** load english en_US tranlsations [as] if any unsupported language en is selected in WP-Admin
* Eg: If en_NZ selected, en_US will be loaded
* */
if(strpos(get_locale(), 'en_') === 0){
$mo_path = WP_PLUGIN_DIR . '/'.plugin_basename( dirname( __FILE__ ) ) . '/languages/vcaching-en_US.mo';
load_textdomain( $this->plugin, $mo_path );
} else if (strpos(get_locale(), 'pt_BR') === 0){
$mo_path = WP_PLUGIN_DIR . '/'.plugin_basename( dirname( __FILE__ ) ) . '/languages/vcaching-pt_PT.mo';
load_textdomain( $this->plugin, $mo_path );
} else if ( strpos( get_locale(), 'fi' ) === 0 ) {
$mo_path = WP_PLUGIN_DIR . '/'.plugin_basename( dirname( __FILE__ ) ) . '/languages/vcaching-fi_FI.mo';
load_textdomain( $this->plugin, $mo_path );
} else{
load_plugin_textdomain($this->plugin, false, plugin_basename( dirname( __FILE__ ) ) . '/languages' );
}
$this->customFields = array(
array(
'name' => 'ttl',
'title' => 'TTL',
'description' => __('Not required. If filled in overrides default TTL of %s seconds. 0 means no caching.', $this->plugin),
'type' => 'text',
'scope' => array('post', 'page'),
'capability' => 'manage_options'
)
);
$this->setup_ips_to_hosts();
$this->purgeKey = ($purgeKey = trim(get_option($this->prefix . 'purge_key'))) ? $purgeKey : null;
$this->admin_menu();
add_action('wp', array($this, 'buffer_start'), 1000000);
add_action('shutdown', array($this, 'buffer_end'), 1000000);
$this->truncateNotice = get_option($this->prefix . 'truncate_notice');
$this->debug = get_option($this->prefix . 'debug');
// send headers to varnish
add_action('send_headers', array($this, 'send_headers'), 1000000);
// logged in cookie
add_action('wp_login', array($this, 'wp_login'), 1000000);
add_action('wp_logout', array($this, 'wp_logout'), 1000000);
// register events to purge post
foreach ($this->get_register_events() as $event) {
add_action($event, array($this, 'purge_post'), 10, 2);
}
// purge all cache from admin bar
if ($this->check_if_purgeable()) {
add_action('admin_bar_menu', array($this, 'purge_varnish_cache_all_adminbar'), 100);
if (isset($_GET[$this->purgeCache]) && $_GET[$this->purgeCache] == 1 && check_admin_referer($this->plugin)) {
if (get_option('permalink_structure') == '' && current_user_can('manage_options')) {
add_action('admin_notices' , array($this, 'pretty_permalinks_message'));
}
if ($this->varnishIp == null) {
add_action('admin_notices' , array($this, 'purge_message_no_ips'));
} else {
$this->purge_cache();
}
} else if (isset($_GET[$this->purgeCache]) && $_GET[$this->purgeCache] == 'cdn' && check_admin_referer($this->plugin)) {
if (get_option('permalink_structure') == '' && current_user_can('manage_options')) {
add_action('admin_notices' , array($this, 'pretty_permalinks_message'));
}
if ($this->varnishIp == null) {
add_action('admin_notices' , array($this, 'purge_message_no_ips'));
} else {
$purge_id = time();
$updated_data = array('vcache_purge_id'=> $purge_id);
$this->oc_json_update_option('onecom_vcache_info', $updated_data);
// Purge cache needed after purge CDN
$this->purge_cache();
}
}
}
// purge post/page cache from post/page actions
if ($this->check_if_purgeable()) {
//[28-May-2019] Removing $_SESSION usage
// if(!session_id()) {
// session_start();
// }
add_filter('post_row_actions', array(
&$this,
'post_row_actions'
), 0, 2);
add_filter('page_row_actions', array(
&$this,
'page_row_actions'
), 0, 2);
if (isset($_GET['action']) && isset($_GET['post_id']) && ($_GET['action'] == 'purge_post' || $_GET['action'] == 'purge_page') && check_admin_referer($this->plugin)) {
$this->purge_post($_GET['post_id']);
//[28-May-2019] Removing $_SESSION usage
// $_SESSION['vcaching_note'] = $this->noticeMessage;
$referer = str_replace('purge_varnish_cache=1', '', wp_get_referer());
wp_redirect($referer . (strpos($referer, '?') ? '&' : '?') . 'vcaching_note=' . $_GET['action']);
}
if (isset($_GET['vcaching_note']) && ($_GET['vcaching_note'] == 'purge_post' || $_GET['vcaching_note'] == 'purge_page')) {
add_action('admin_notices' , array($this, 'purge_post_page'));
}
}
if ($this->override = get_option($this->prefix . 'override')) {
add_action('admin_menu', array($this, 'create_custom_fields'));
add_action('save_post', array($this, 'save_custom_fields' ), 1, 2);
add_action('wp_enqueue_scripts', array($this, 'override_ttl'), 1000);
}
add_action('wp_enqueue_scripts', array($this, 'override_homepage_ttl'), 1000);
// console purge
if ($this->check_if_purgeable() && isset($_POST['varnish_caching_purge_url'])) {
$this->purge_url(home_url() . $_POST['varnish_caching_purge_url']);
}
$this->currentTab = isset($_GET['tab']) ? $_GET['tab'] : 'options';
$this->useSsl = get_option($this->prefix . 'ssl');
require_once plugin_dir_path( __FILE__ ).'/onecom-addons/inc/class-onecom-vcache-shortcuts.php';
}
public function oc_vcache_shortcut_call(){
if( !is_multisite()) {
$shortcuts = new Onecom_Vcache_Shortcuts();
}
}
/**
* Function to check if mwp
*/
public function oc_premium()
{
$features = oc_set_premi_flag();
return (isset($features['data']) && (! empty($features['data'])) && (in_array('MWP_ADDON', $features['data'])));
}
/**
* Function to check if pcache feature available
*/
public function oc_pcache()
{
// Get premium features
$features = (array) oc_set_premi_flag();
// If features received, else false
if(isset($features['data'])){
$features = $features['data'];
} else {
return false;
}
// return true if given feature found, else false
if(in_array("PERFORMANCE_CACHE", $features)) {
return true;
} else {
return false;
}
}
/**
* Update WordPress option data as a json
* option_name - WordPress option meta name
* data - Pass array as a key => value
* * oc_json_update_option($option_name, array)
*/
public function oc_json_update_option($option_name, $data ){
// return if no option_name and data
if (empty($option_name) || empty($data)) {
return false;
}
// If exising data exists, merge else update as a fresh data
$option_data = get_site_option($option_name);
if($option_data && !empty($data)){
$existing_data = json_decode($option_data, true);
$new_array = array_merge($existing_data, $data);
return update_site_option($option_name, json_encode($new_array));
} else {
return update_site_option($option_name, json_encode($data));
}
}
public function oc_json_delete_option($option_name, $key ){
// return if no option_name and key
if (empty($option_name) || empty($key)) {
return false;
}
// If not a valid JSON, or key does not exist, return
$result = json_decode(get_site_option($option_name), true);
// Number can also be treated as valid json, so also check if array
if (json_last_error() == JSON_ERROR_NONE && is_array($result) && key_exists($key, $result)) {
unset($result[$key]);
return true;
} else {
return false;
}
}
/**
* Get WordPress option json data
* option_name - WordPress option meta name
* key (optional) - get only certain key value
*/
public function oc_json_get_option($option_name, $key = false){
// If option name does not exit, return
$option_data = get_site_option($option_name);
if ($option_data == false) {
return false;
}
// If key exist, return only its value, else return complete option array
if($key){
// If not a valid JSON, or key does not exist, return
$result = json_decode(get_site_option($option_name), true);
// Number can also be treated as valid json, so also check if array
if (json_last_error() == JSON_ERROR_NONE && is_array($result) && key_exists($key, $result)) {
return $result[$key];
} else {
return false;
}
} else {
return json_decode(get_site_option($option_name), true);
}
}
public function override_ttl($post)
{
$postId = isset($GLOBALS['wp_the_query']->post->ID) ? $GLOBALS['wp_the_query']->post->ID : 0;
if ($postId && (is_page() || is_single())) {
$ttl = get_post_meta($postId, $this->prefix . 'ttl', true);
if (trim($ttl) != '') {
Header('X-VC-TTL: ' . intval($ttl), true);
}
}
}
public function override_homepage_ttl()
{
if (is_home() || is_front_page()) {
$this->homepage_ttl = get_option($this->prefix . 'homepage_ttl');
Header('X-VC-TTL: ' . intval($this->homepage_ttl), true);
}
}
public function buffer_callback($buffer)
{
return $buffer;
}
public function buffer_start()
{
ob_start(array($this, "buffer_callback"));
}
public function buffer_end()
{
if (ob_get_level() > 0) {
ob_end_flush();
}
}
protected function setup_ips_to_hosts()
{
$this->varnishIp = get_option($this->prefix . 'ips');
$this->varnishHost = get_option($this->prefix . 'hosts');
$this->dynamicHost = get_option($this->prefix . 'dynamic_host');
$this->statsJsons = get_option($this->prefix . 'stats_json_file');
$this->purgeOnMenuSave = get_option($this->prefix . 'purge_menu_save');
$varnishIp = explode(',', $this->varnishIp);
$varnishIp = apply_filters('vcaching_varnish_ips', $varnishIp);
$varnishHost = explode(',', $this->varnishHost);
$varnishHost = apply_filters('vcaching_varnish_hosts', $varnishHost);
$statsJsons = explode(',', $this->statsJsons);
foreach ($varnishIp as $key => $ip) {
$this->ipsToHosts[] = array(
'ip' => $ip,
'host' => $this->dynamicHost ? $_SERVER['HTTP_HOST'] : $varnishHost[$key],
'statsJson' => isset($statsJsons[$key]) ? $statsJsons[$key] : null
);
}
}
public function create_custom_fields()
{
if (function_exists('add_meta_box')) {
foreach ($this->postTypes as $postType) {
add_meta_box($this->plugin, __('Performance Cache', $this->plugin), array($this, 'display_custom_fields'), $postType, 'side', 'high');
}
}
}
public function save_custom_fields($post_id, $post)
{
if (!isset($_POST['vc-custom-fields_wpnonce']) || !wp_verify_nonce($_POST['vc-custom-fields_wpnonce'], 'vc-custom-fields')) {
return;
}
if (!current_user_can('edit_post', $post_id)) {
return;
}
if (!in_array($post->post_type, $this->postTypes)) {
return;
}
foreach ($this->customFields as $customField) {
if (current_user_can($customField['capability'], $post_id)) {
if (isset($_POST[$this->prefix . $customField['name']]) && trim($_POST[$this->prefix . $customField['name']]) != '') {
update_post_meta($post_id, $this->prefix . $customField['name'], $_POST[$this->prefix . $customField['name']]);
} else {
delete_post_meta($post_id, $this->prefix . $customField['name']);
}
}
}
}
public function display_custom_fields()
{
global $post;
wp_nonce_field('vc-custom-fields', 'vc-custom-fields_wpnonce', false, true);
foreach ($this->customFields as $customField) {
// Check scope
$scope = $customField['scope'];
$output = false;
foreach ($scope as $scopeItem) {
if ($post->post_type == $scopeItem){
$output = true;
break;
}
}
// Check capability
if (!current_user_can($customField['capability'], $post->ID)) {
$output = false;
}
// Output if allowed
if ($output) {
switch ($customField['type']) {
case "checkbox": {
// Checkbox
echo '<p><strong>' . $customField['title'] . '</strong></p>';
echo '<label class="screen-reader-text" for="' . $this->prefix . $customField['name'] . '">' . $customField['title'] . '</label>';
echo '<p><input type="checkbox" name="' . $this->prefix . $customField['name'] . '" id="' . $this->prefix . $customField['name'] . '" value="yes"';
if (get_post_meta($post->ID, $this->prefix . $customField['name'], true ) == "yes") {
echo ' checked="checked"';
}
echo '" style="width: auto;" /></p>';
break;
}
default: {
// Plain text field
echo '<p><strong>' . $customField['title'] . '</strong></p>';
$value = get_post_meta($post->ID, $this->prefix . $customField[ 'name' ], true);
echo '<p><input type="text" name="' . $this->prefix . $customField['name'] . '" id="' . $this->prefix . $customField['name'] . '" value="' . $value . '" /></p>';
break;
}
}
} else {
echo '<p><strong>' . $customField['title'] . '</strong></p>';
$value = get_post_meta($post->ID, $this->prefix . $customField[ 'name' ], true);
echo '<p><input type="text" name="' . $this->prefix . $customField['name'] . '" id="' . $this->prefix . $customField['name'] . '" value="' . $value . '" disabled /></p>';
}
$default_ttl = get_option($this->prefix . 'ttl');
if ($customField['description']) {
echo '<p>' . sprintf( $customField['description'], $default_ttl ) . '</p>';
}
}
}
public function check_if_purgeable()
{
return (!is_multisite() && current_user_can('activate_plugins')) || current_user_can('manage_network') || (is_multisite() && !current_user_can('manage_network') && (SUBDOMAIN_INSTALL || (!SUBDOMAIN_INSTALL && (BLOG_ID_CURRENT_SITE != $this->blogId))));
}
public function purge_message_no_ips()
{
echo '<div id="message" class="error fade"><p><strong>' . sprintf(__('Performance cache works with domains which are hosted on %sone.com%s.', $this->plugin), '<a href="https://one.com/" target="_blank" rel="noopener noreferrer">', '</a>') . '</strong></p></div>';
}
public function purge_post_page()
{
return;
/*if (isset($_SESSION['vcaching_note'])) {
echo '<div id="message" class="updated fade"><p><strong>' . __('Performance Cache', $this->plugin) . '</strong><br /><br />' . $_SESSION['vcaching_note'] . '</p></div>';
unset ($_SESSION['vcaching_note']);
}*/
}
public function pretty_permalinks_message()
{
$message = '<div id="message" class="error"><p>' . __('Performance Cache requires you to use custom permalinks. Please go to the <a href="options-permalink.php">Permalinks Options Page</a> to configure them.', $this->plugin) . '</p></div>';
echo apply_filters( 'ocvc_permalink_notice', $message );
}
public function purge_varnish_cache_all_adminbar($admin_bar)
{
$admin_bar->add_menu(array(
'id' => 'purge-all-varnish-cache',
'title' => '<span class="ab-icon dashicons dashicons-trash"></span>' . __('Clear Performance Cache', $this->plugin),
'href' => wp_nonce_url(add_query_arg($this->purgeCache, 'cdn'), $this->plugin),
'meta' => array(
'title' => __('Clear Performance Cache', $this->plugin),
)
));
$admin_bar->add_menu(array(
'id' => 'purge-onecom-cache-only',
'parent' => 'purge-all-varnish-cache',
'title' => __('Clear Cache', $this->plugin),
'href' => wp_nonce_url(add_query_arg($this->purgeCache, 1), $this->plugin),
'meta' => array(
'title' => __('Clear Cache', $this->plugin),
)
));
$admin_bar->add_menu(array(
'id' => 'purge-onecom-cdn-only',
'parent' => 'purge-all-varnish-cache',
'title' => __('Clear CDN', $this->plugin),
'href' => wp_nonce_url(add_query_arg($this->purgeCache, 'cdn'), $this->plugin),
'meta' => array(
'title' => __('Clear CDN', $this->plugin),
)
));
}
public function varnish_glance()
{
$url = wp_nonce_url(admin_url('?' . $this->purgeCache), $this->plugin);
$button = '';
$nopermission = '';
$intro = '';
if ($this->varnishIp == null) {
$intro .= __('Varnish environment not present for Performance cache to work.');
} else {
$intro .= sprintf(__('<a href="%1$s">Performance Cache</a> automatically purges your posts when published or updated. Sometimes you need a manual flush.', $this->plugin), 'http://wordpress.org/plugins/varnish-caching/');
$button .= __('Press the button below to force it to purge your entire cache.', $this->plugin);
$button .= '</p><p><span class="button"><a href="' . $url . '"><strong>';
$button .= __('Purge Performance Cache', $this->plugin);
$button .= '</strong></a></span>';
$nopermission .= __('You do not have permission to purge the cache for the whole site. Please contact your adminstrator.', $this->plugin);
}
if ($this->check_if_purgeable()) {
$text = $intro . ' ' . $button;
} else {
$text = $intro . ' ' . $nopermission;
}
echo '<p class="varnish-glance">' . $text . '</p>';
}
protected function get_register_events()
{
$actions = array(
'save_post',
'deleted_post',
'trashed_post',
'edit_post',
'delete_attachment',
'switch_theme',
);
return apply_filters('vcaching_events', $actions);
}
public function purge_cache()
{
$purgeUrls = array_unique($this->purgeUrls);
if (empty($purgeUrls)) {
if (isset($_GET[$this->purgeCache]) && $this->check_if_purgeable() && check_admin_referer($this->plugin)) {
$this->purge_url(home_url() .'/?vc-regex');
}
} else {
foreach($purgeUrls as $url) {
$this->purge_url($url);
}
}
if ($this->truncateNotice && $this->truncateNoticeShown == false) {
$this->truncateNoticeShown = true;
$this->noticeMessage .= '<br />' . __('Truncate message activated. Showing only first 3 messages.', $this->plugin);
}
}
public function purge_url($url)
{
$p = parse_url($url);
if (isset($p['query']) && ($p['query'] == 'vc-regex')) {
$pregex = '.*';
$purgemethod = 'regex';
} else {
$pregex = '';
$purgemethod = 'default';
}
if (isset($p['path'])) {
$path = $p['path'];
} else {
$path = '';
}
$schema = apply_filters('vcaching_schema', $this->useSsl ? 'https://' : 'http://');
$purgeme = '';
foreach ($this->ipsToHosts as $key => $ipToHost) {
$purgeme = $schema . $ipToHost['ip'] . $path . $pregex;
$headers = array('host' => $ipToHost['host'], 'X-VC-Purge-Method' => $purgemethod, 'X-VC-Purge-Host' => $ipToHost['host']);
if (!is_null($this->purgeKey)) {
$headers['X-VC-Purge-Key'] = $this->purgeKey;
}
$purgeme = apply_filters( 'ocvc_purge_url', $url, $path, $pregex );
$headers = apply_filters( 'ocvc_purge_headers', $url, $headers );
$response = wp_remote_request($purgeme, array('method' => 'PURGE', 'headers' => $headers, "sslverify" => false));
apply_filters( 'ocvc_purge_notices', $response, $purgeme );
if ($response instanceof WP_Error) {
foreach ($response->errors as $error => $errors) {
$this->noticeMessage .= '<br />Error ' . $error . '<br />';
foreach ($errors as $error => $description) {
$this->noticeMessage .= ' - ' . $description . '<br />';
}
}
} else {
if ($this->truncateNotice && $this->truncateCount <= 2 || $this->truncateNotice == false) {
$this->noticeMessage .= '' . __('Trying to purge URL : ', $this->plugin) . $purgeme;
preg_match("/<title>(.*)<\/title>/i", $response['body'], $matches);
$this->noticeMessage .= ' => <br /> ' . isset($matches[1]) ? " => " . $matches[1] : $response['body'];
$this->noticeMessage .= '<br />';
if ($this->debug) {
$this->noticeMessage .= $response['body'] . "<br />";
}
}
$this->truncateCount++;
}
}
do_action('vcaching_after_purge_url', $url, $purgeme);
}
public function purge_post($postId, $post=null)
{
// Do not purge menu items
if (get_post_type($post) == 'nav_menu_item' && $this->purgeOnMenuSave == false) {
return;
}
// If this is a valid post we want to purge the post, the home page and any associated tags & cats
// If not, purge everything on the site.
$validPostStatus = array('publish', 'trash');
$thisPostStatus = get_post_status($postId);
// If this is a revision, stop.
if(get_permalink($postId) !== true && !in_array($thisPostStatus, $validPostStatus)) {
return;
} else {
// array to collect all our URLs
$listofurls = array();
// Category purge based on Donnacha's work in WP Super Cache
$categories = get_the_category($postId);
if ($categories) {
foreach ($categories as $cat) {
array_push($listofurls, get_category_link($cat->term_id));
}
}
// Tag purge based on Donnacha's work in WP Super Cache
$tags = get_the_tags($postId);
if ($tags) {
foreach ($tags as $tag) {
array_push($listofurls, get_tag_link($tag->term_id));
}
}
// Author URL
array_push($listofurls,
get_author_posts_url(get_post_field('post_author', $postId)),
get_author_feed_link(get_post_field('post_author', $postId))
);
// Archives and their feeds
$archiveurls = array();
if (get_post_type_archive_link(get_post_type($postId)) == true) {
array_push($listofurls,
get_post_type_archive_link( get_post_type($postId)),
get_post_type_archive_feed_link( get_post_type($postId))
);
}
// Post URL
array_push($listofurls, get_permalink($postId));
// Feeds
array_push($listofurls,
get_bloginfo_rss('rdf_url') ,
get_bloginfo_rss('rss_url') ,
get_bloginfo_rss('rss2_url'),
get_bloginfo_rss('atom_url'),
get_bloginfo_rss('comments_rss2_url'),
get_post_comments_feed_link($postId)
);
// Home Page and (if used) posts page
array_push($listofurls, home_url('/'));
if (get_option('show_on_front') == 'page') {
array_push($listofurls, get_permalink(get_option('page_for_posts')));
}
// If Automattic's AMP is installed, add AMP permalink
if (function_exists('amp_get_permalink')) {
array_push($listofurls, amp_get_permalink($postId));
}
// Now flush all the URLs we've collected
foreach ($listofurls as $url) {
array_push($this->purgeUrls, $url) ;
}
}
// Filter to add or remove urls to the array of purged urls
// @param array $purgeUrls the urls (paths) to be purged
// @param int $postId the id of the new/edited post
$this->purgeUrls = apply_filters('vcaching_purge_urls', $this->purgeUrls, $postId);
$this->purge_cache();
}
public function send_headers() {
if ( function_exists( 'is_user_logged_in' ) && ! is_user_logged_in() ) {
$exclude_from_cache = false;
if ( strpos( $_SERVER['REQUEST_URI'], 'favicon.ico' ) === false ) {
$post_id = url_to_postid( $_SERVER['REQUEST_URI'] );
if ( $post_id != 0 && ! empty( get_post_meta( $post_id, '_oct_exclude_from_cache', true ) ) ) {
$exclude_from_cache = get_post_meta( $post_id, '_oct_exclude_from_cache', true );
}
}
$enable = get_option( $this->prefix . 'enable' );
if ( ( $enable === "true" || $enable === true || $enable === 1 ) && ! $exclude_from_cache ) {
Header( 'X-VC-Enabled: true', true );
if ( is_user_logged_in() ) {
Header( 'X-VC-Cacheable: NO:User is logged in', true );
$ttl = 0;
} else {
$ttl_conf = get_option( $this->prefix . 'ttl' );
$ttl = ( trim( $ttl_conf ) ? $ttl_conf : 2592000 );
}
Header( 'X-VC-TTL: ' . $ttl, true );
} else {
Header( 'X-VC-Enabled: false', true );
}
}
}
public function wp_login()
{
$cookie = get_option($this->prefix . 'cookie');
$cookie = ( strlen($cookie) ? $cookie : sha1(md5(uniqid())) );
@setcookie($cookie, 1, time()+3600*24*100, COOKIEPATH, COOKIE_DOMAIN, false, true);
}
public function wp_logout()
{
$cookie = get_option($this->prefix . 'cookie');
$cookie = ( strlen($cookie) ? $cookie : sha1(md5(uniqid())) );
@setcookie($cookie, null, time()-3600*24*100, COOKIEPATH, COOKIE_DOMAIN, false, true);
}
public function admin_menu()
{
add_action('admin_menu', array($this, 'add_menu_item'));
add_action('admin_init', array($this, 'options_page_fields'));
add_action('admin_init', array($this, 'console_page_fields'));
if ($this->vclGeneratorTab) {
add_action('admin_init', array($this, 'conf_page_fields'));
}
}
public function add_menu_item()
{
if ($this->check_if_purgeable()) {
add_menu_page(__('Performance Cache', $this->plugin), __('Performance Cache', $this->plugin), 'manage_options', $this->plugin . '-plugin', array($this, 'settings_page'), plugins_url() . '/' . $this->plugin . '/icon.png', 99);
}
}
public function settings_page() {}
public function settings_page_delete()
{
?>
<div class="wrap">
<h1><?=__('Performance Cache', $this->plugin)?></h1>
<h2 class="nav-tab-wrapper">
<a class="nav-tab <?php if($this->currentTab == 'options'): ?>nav-tab-active<?php endif; ?>" href="<?php echo admin_url() ?>index.php?page=<?=$this->plugin?>-plugin&tab=options"><?=__('Settings', $this->plugin)?></a>
<?php if ($this->check_if_purgeable()): ?>
<a class="nav-tab <?php if($this->currentTab == 'console'): ?>nav-tab-active<?php endif; ?>" href="<?php echo admin_url() ?>index.php?page=<?=$this->plugin?>-plugin&tab=console"><?=__('Console', $this->plugin)?></a>
<?php endif; ?>
<a class="nav-tab <?php if($this->currentTab == 'stats'): ?>nav-tab-active<?php endif; ?>" href="<?php echo admin_url() ?>index.php?page=<?=$this->plugin?>-plugin&tab=stats"><?=__('Statistics', $this->plugin)?></a>
<?php if ($this->vclGeneratorTab): ?>
<a class="nav-tab <?php if($this->currentTab == 'conf'): ?>nav-tab-active<?php endif; ?>" href="<?php echo admin_url() ?>index.php?page=<?=$this->plugin?>-plugin&tab=conf"><?=__('VCLs Generator', $this->plugin)?></a>
<?php endif; ?>
</h2>
<?php if($this->currentTab == 'options'): ?>
<form method="post" action="options.php">
<?php
settings_fields($this->prefix . 'options');
do_settings_sections($this->prefix . 'options');
submit_button();
?>
</form>
<script type="text/javascript">
function generateHash(length, bits, id) {
bits = bits || 36;
var outStr = "", newStr;
while (outStr.length < length)
{
newStr = Math.random().toString(bits).slice(2);
outStr += newStr.slice(0, Math.min(newStr.length, (length - outStr.length)));
}
jQuery('#' + id).val(outStr);
}
</script>
<?php elseif($this->currentTab == 'console'): ?>
<form method="post" action="index.php?page=<?=$this->plugin?>-plugin&tab=console">
<?php
settings_fields($this->prefix . 'console');
do_settings_sections($this->prefix . 'console');
submit_button(__('Purge', $this->plugin));
?>
</form>
<?php elseif($this->currentTab == 'stats'): ?>
<h2><?= __('Statistics', $this->plugin) ?></h2>
<div class="wrap">
<?php if ($_GET['info'] == 1 || trim($this->statsJsons) == ""): ?>
<div class="fade">
<h4><?=__('Setup information', $this->plugin)?></h4>
<?= __('<strong>Short story</strong><br />You must generate by cronjob the JSON stats file. The generated files must be copied on the backend servers in the wordpress root folder.', $this->plugin) ?>
<br /><br />
<?=sprintf(__('<strong>Long story</strong><br />On every Varnish Cache server setup a cronjob that generates the JSON stats file :<br /> %1$s /path/to/be/set/filename.json # every 3 minutes.', $this->plugin), '*/3 * * * * root /usr/bin/varnishstat -1j >')?>
<br />
<?= __('The generated files must be copied on the backend servers in the wordpress root folder.', $this->plugin) ?>
<br />
<?=__("Use a different filename for each Varnish Cache server. After this is done, fill in the relative path to the files in Statistics JSONs on the Settings tab.", $this->plugin)?>
<br /><br />
<?= __('Example 1 <br />If you have a single server, both Varnish Cache and the backend on it, use the folowing cronjob:', $this->plugin) ?>
<br />
<?=sprintf(__('%1$s /path/to/the/wordpress/root/varnishstat.json # every 3 minutes.', $this->plugin), '*/3 * * * * root /usr/bin/varnishstat -1j >')?>
<br />
<?=__("Then fill in the relative path to the files in Statistics JSONs on the Settings tab :", $this->plugin)?>
<br />
<input type="text" size="100" value="<?=__("/varnishstat.json", $this->plugin)?>" />
<br /><br />
<?=__("Example 2 <br />You have 2 Varnish Cache Servers, and 3 backend servers. Setup the cronjob :", $this->plugin)?>
<br />
<?=sprintf(__('VC Server 1 : %1$s # every 3 minutes.', $this->plugin), '*/3 * * * * root /usr/bin/varnishstat -1j > /root/varnishstat/server1_3389398cd359cfa443f85ca040da069a.json')?>
<br />
<?=sprintf(__('VC Server 2 : %1$s # every 3 minutes.', $this->plugin), '*/3 * * * * root /usr/bin/varnishstat -1j > /root/varnishstat/server2_3389398cd359cfa443f85ca040da069a.json')?>
<br />
<?=__("Copy the files on the backend servers in /path/to/wordpress/root/varnishstat/ folder. Then fill in the relative path to the files in Statistics JSONs on the Settings tab :", $this->plugin)?>
<br />
<input type="text" size="100" value="<?=__("/varnishstat/server1_3389398cd359cfa443f85ca040da069a.json,/varnishstat/server2_3389398cd359cfa443f85ca040da069a.json", $this->plugin)?>" />
</div>
<?php endif; ?>
<?php if(trim($this->statsJsons)): ?>
<h2 class="nav-tab-wrapper">
<?php foreach ($this->ipsToHosts as $server => $ipToHost): ?>
<a class="server nav-tab <?php if($server == 0){ echo "nav-tab-active";} ?>" href="#" server="<?=$server?>"><?= sprintf(__('Server %1$s', $this->plugin), $ipToHost['ip'])?></a>
<?php endforeach; ?>
</h2>
<?php foreach ($this->ipsToHosts as $server => $ipToHost): ?>
<div id="server_<?=$server?>" class="servers" style="display:<?php if($server == 0) {echo 'block';} else {echo 'none';} ?>">
<?= sprintf(__('Fetching stats for server %1$s', $this->plugin), $ipToHost['ip']) ?>
</div>
<script type="text/javascript">
jQuery.getJSON("<?=$ipToHost['statsJson']?>", function(data) {
var server = '#server_<?=$server?>';
jQuery(server).html('');
jQuery(server).append('<p><?= __('Stats generated on', $this->plugin) ?> ' + data.timestamp + '</p>');
jQuery(server).append('<table class="wp-list-table widefat fixed striped server_<?=$server?>"><thead><tr><td class="manage-column"><strong><?= __('Description', $this->plugin) ?></strong></td><td class="manage-column"><strong><?= __('Value', $this->plugin) ?></strong></td><td class="manage-column"><strong><?= __('Key', $this->plugin) ?></strong></td></tr></thead><tbody id="varnishstats_<?=$server?>"></tbody></table>');
delete data.timestamp;
jQuery.each(data, function(key, val) {
jQuery('#varnishstats_<?=$server?>').append('<tr><td>'+val.description+'</td><td>'+val.value+'</td><td>'+key+'</td></tr>');
});
});
</script>
<?php endforeach; ?>
<script type="text/javascript">
jQuery('.nav-tab-wrapper > a.server').click(function(e){
e.preventDefault();
jQuery('.nav-tab-wrapper > a.server').removeClass('nav-tab-active');
jQuery(this).addClass('nav-tab-active');
jQuery(".servers").hide();
jQuery("#server_" + jQuery(this).attr('server')).show();
});
</script>
<?php endif; ?>
</div>
<?php elseif($this->currentTab == 'conf'): ?>
<form method="post" action="options.php">
<?php
settings_fields($this->prefix . 'conf');
do_settings_sections($this->prefix . 'conf');
submit_button();
?>
</form>
<?php if (class_exists('ZipArchive')): ?>
<form method="post" action="index.php?page=<?=$this->plugin?>-plugin&tab=conf">
<?php
settings_fields($this->prefix . 'download');
do_settings_sections($this->prefix . 'download');
submit_button(__('Download'));
?>
</form>
<?php else: ?>
<?php
do_settings_sections($this->prefix . 'download_error');
echo sprintf(__('You server\'s PHP configuration is missing the ZIP extension (ZipArchive class is used by VCaching). Please enable the ZIP extension. For more information click <a href="%1$s" target="_blank">here</a>.', $this->plugin), 'http://www.php.net/manual/en/book.zip.php');
echo "<br />";
echo __('If you cannot enable the ZIP extension, please use the provided Varnish Cache configuration files located in /wp-content/plugins/vcaching/varnish-conf folder', $this->plugin);
?>
<?php endif; ?>
<?php endif; ?>
</div>
<?php
}
public function options_page_fields()
{
add_settings_section($this->prefix . 'options', __('Settings', $this->plugin), null, $this->prefix . 'options');
add_settings_field($this->prefix . "enable", __("Enable" , $this->plugin), array($this, $this->prefix . "enable"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "homepage_ttl", __("Homepage cache TTL", $this->plugin), array($this, $this->prefix . "homepage_ttl"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "ttl", __("Cache TTL", $this->plugin), array($this, $this->prefix . "ttl"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "ips", __("IPs", $this->plugin), array($this, $this->prefix . "ips"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "dynamic_host", __("Dynamic host", $this->plugin), array($this, $this->prefix . "dynamic_host"), $this->prefix . 'options', $this->prefix . 'options');
if (!get_option($this->prefix . 'dynamic_host')) {
add_settings_field($this->prefix . "hosts", __("Hosts", $this->plugin), array($this, $this->prefix . "hosts"), $this->prefix . 'options', $this->prefix . 'options');
}
add_settings_field($this->prefix . "override", __("Override default TTL", $this->plugin), array($this, $this->prefix . "override"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "purge_key", __("Purge key", $this->plugin), array($this, $this->prefix . "purge_key"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "cookie", __("Logged in cookie", $this->plugin), array($this, $this->prefix . "cookie"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "stats_json_file", __("Statistics JSONs", $this->plugin), array($this, $this->prefix . "stats_json_file"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "truncate_notice", __("Truncate notice message", $this->plugin), array($this, $this->prefix . "truncate_notice"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "purge_menu_save", __("Purge on save menu", $this->plugin), array($this, $this->prefix . "purge_menu_save"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "ssl", __("Use SSL on purge requests", $this->plugin), array($this, $this->prefix . "ssl"), $this->prefix . 'options', $this->prefix . 'options');
add_settings_field($this->prefix . "debug", __("Enable debug", $this->plugin), array($this, $this->prefix . "debug"), $this->prefix . 'options', $this->prefix . 'options');
if(isset($_POST['option_page']) && $_POST['option_page'] == $this->prefix . 'options') {
register_setting($this->prefix . 'options', $this->prefix . "enable");
register_setting($this->prefix . 'options', $this->prefix . "ttl");
register_setting($this->prefix . 'options', $this->prefix . "homepage_ttl");
register_setting($this->prefix . 'options', $this->prefix . "ips");
register_setting($this->prefix . 'options', $this->prefix . "dynamic_host");
register_setting($this->prefix . 'options', $this->prefix . "hosts");
register_setting($this->prefix . 'options', $this->prefix . "override");
register_setting($this->prefix . 'options', $this->prefix . "purge_key");
register_setting($this->prefix . 'options', $this->prefix . "cookie");
register_setting($this->prefix . 'options', $this->prefix . "stats_json_file");
register_setting($this->prefix . 'options', $this->prefix . "truncate_notice");
register_setting($this->prefix . 'options', $this->prefix . "purge_menu_save");
register_setting($this->prefix . 'options', $this->prefix . "ssl");
register_setting($this->prefix . 'options', $this->prefix . "debug");
}
}
public function varnish_caching_enable()
{
?>
<input type="checkbox" name="varnish_caching_enable" value="1" <?php checked(1, get_option($this->prefix . 'enable'), true); ?> />
<p class="description"><?=__('Enable Performance Cache', $this->plugin)?></p>
<?php
}
public function varnish_caching_homepage_ttl()
{
?>
<input type="text" name="varnish_caching_homepage_ttl" id="varnish_caching_homepage_ttl" value="<?php echo get_option($this->prefix . 'homepage_ttl'); ?>" />
<p class="description"><?=__('Time to live in seconds in Varnish cache for homepage', $this->plugin)?></p>
<?php
}
public function varnish_caching_ttl()
{
?>
<input type="text" name="varnish_caching_ttl" id="varnish_caching_ttl" value="<?php echo get_option($this->prefix . 'ttl'); ?>" />
<p class="description"><?=__('Time to live in seconds in Varnish cache', $this->plugin)?></p>
<?php
}
public function varnish_caching_ips()
{
?>
<input type="text" name="varnish_caching_ips" id="varnish_caching_ips" size="100" value="<?php echo get_option($this->prefix . 'ips'); ?>" />
<p class="description"><?=__('Comma separated ip/ip:port. Example : 192.168.0.2,192.168.0.3:8080', $this->plugin)?></p>
<?php
}
public function varnish_caching_dynamic_host()
{
?>
<input type="checkbox" name="varnish_caching_dynamic_host" value="1" <?php checked(1, get_option($this->prefix . 'dynamic_host'), true); ?> />
<p class="description">
<?=__('Uses the $_SERVER[\'HTTP_HOST\'] as hash for Varnish. This means the purge cache action will work on the domain you\'re on.<br />Use this option if you use only one domain.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_hosts()
{
?>
<input type="text" name="varnish_caching_hosts" id="varnish_caching_hosts" size="100" value="<?php echo get_option($this->prefix . 'hosts'); ?>" />
<p class="description">
<?=__('Comma separated hostnames. Varnish uses the hostname to create the cache hash. For each IP, you must set a hostname.<br />Use this option if you use multiple domains.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_override()
{
?>
<input type="checkbox" name="varnish_caching_override" value="1" <?php checked(1, get_option($this->prefix . 'override'), true); ?> />
<p class="description"><?=__('Override default TTL on each post/page.', $this->plugin)?></p>
<?php
}
public function varnish_caching_purge_key()
{
?>
<input type="text" name="varnish_caching_purge_key" id="varnish_caching_purge_key" size="100" maxlength="64" value="<?php echo get_option($this->prefix . 'purge_key'); ?>" />
<span onclick="generateHash(64, 0, 'varnish_caching_purge_key'); return false;" class="dashicons dashicons-image-rotate" title="<?=__('Generate')?>"></span>
<p class="description">
<?=__('Key used to purge Varnish cache. It is sent to Varnish as X-VC-Purge-Key header. Use a SHA-256 hash.<br />If you can\'t use ACL\'s, use this option. You can set the `purge key` in lib/purge.vcl.<br />Search the default value ff93c3cb929cee86901c7eefc8088e9511c005492c6502a930360c02221cf8f4 to find where to replace it.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_cookie()
{
?>
<input type="text" name="varnish_caching_cookie" id="varnish_caching_cookie" size="100" maxlength="64" value="<?php echo get_option($this->prefix . 'cookie'); ?>" />
<span onclick="generateHash(64, 0, 'varnish_caching_cookie'); return false;" class="dashicons dashicons-image-rotate" title="<?=__('Generate')?>"></span>
<p class="description">
<?=__('This module sets a special cookie to tell Varnish that the user is logged in. Use a SHA-256 hash. You can set the `logged in cookie` in default.vcl.<br />Search the default value <i>flxn34napje9kwbwr4bjwz5miiv9dhgj87dct4ep0x3arr7ldif73ovpxcgm88vs</i> to find where to replace it.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_stats_json_file()
{
?>
<input type="text" name="varnish_caching_stats_json_file" id="varnish_caching_stats_json_file" size="100" value="<?php echo get_option($this->prefix . 'stats_json_file'); ?>" />
<p class="description">
<?=sprintf(__('Comma separated relative URLs. One for each IP. <a href="%1$s/wp-admin/index.php?page=vcaching-plugin&tab=stats&info=1">Click here</a> for more info on how to set this up.', $this->plugin), home_url())?>
</p>
<?php
}
public function varnish_caching_truncate_notice()
{
?>
<input type="checkbox" name="varnish_caching_truncate_notice" value="1" <?php checked(1, get_option($this->prefix . 'truncate_notice'), true); ?> />
<p class="description">
<?=__('When using multiple Varnish Cache servers, VCaching shows too many `Trying to purge URL` messages. Check this option to truncate that message.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_purge_menu_save()
{
?>
<input type="checkbox" name="varnish_caching_purge_menu_save" value="1" <?php checked(1, get_option($this->prefix . 'purge_menu_save'), true); ?> />
<p class="description">
<?=__('Purge menu related pages when a menu is saved.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_ssl()
{
?>
<input type="checkbox" name="varnish_caching_ssl" value="1" <?php checked(1, get_option($this->prefix . 'ssl'), true); ?> />
<p class="description">
<?=__('Use SSL (https://) for purge requests.', $this->plugin)?>
</p>
<?php
}
public function varnish_caching_debug()
{
?>
<input type="checkbox" name="varnish_caching_debug" value="1" <?php checked(1, get_option($this->prefix . 'debug'), true); ?> />
<p class="description">
<?=__('Send all debugging headers to the client. Also shows complete response from Varnish on purge all.', $this->plugin)?>
</p>
<?php
}
public function console_page_fields()
{
add_settings_section('console', __("Console", $this->plugin), null, $this->prefix . 'console');
add_settings_field($this->prefix . "purge_url", __("URL", $this->plugin), array($this, $this->prefix . "purge_url"), $this->prefix . 'console', "console");
}
public function varnish_caching_purge_url()
{
?>
<input type="text" name="varnish_caching_purge_url" size="100" id="varnish_caching_purge_url" value="" />
<p class="description"><?=__('Relative URL to purge. Example : /wp-content/uploads/.*', $this->plugin)?></p>
<?php
}
public function conf_page_fields()
{
add_settings_section('conf', __("Varnish configuration", $this->plugin), null, $this->prefix . 'conf');
add_settings_field($this->prefix . "varnish_backends", __("Backends", $this->plugin), array($this, $this->prefix . "varnish_backends"), $this->prefix . 'conf', "conf");
add_settings_field($this->prefix . "varnish_acls", __("ACLs", $this->plugin), array($this, $this->prefix . "varnish_acls"), $this->prefix . 'conf', "conf");
if(isset($_POST['option_page']) && $_POST['option_page'] == $this->prefix . 'conf') {
register_setting($this->prefix . 'conf', $this->prefix . "varnish_backends");
register_setting($this->prefix . 'conf', $this->prefix . "varnish_acls");
}
add_settings_section('download', __("Get configuration files", $this->plugin), null, $this->prefix . 'download');
if (!class_exists('ZipArchive')) {
add_settings_section('download_error', __("You cannot download the configuration files", $this->plugin), null, $this->prefix . 'download_error');
}
add_settings_field($this->prefix . "varnish_version", __("Version", $this->plugin), array($this, $this->prefix . "varnish_version"), $this->prefix . 'download', "download");
if(isset($_POST['option_page']) && $_POST['option_page'] == $this->prefix . 'download') {
$version = in_array($_POST['varnish_caching_varnish_version'], array(3,4,5)) ? $_POST['varnish_caching_varnish_version'] : 3;
$tmpfile = tempnam(sys_get_temp_dir(), "zip");
$zip = new ZipArchive();
$zip->open($tmpfile, ZipArchive::OVERWRITE);
$files = array(
'default.vcl' => true,
'LICENSE' => false,
'README.rst' => false,
'conf/acl.vcl' => true,
'conf/backend.vcl' => true,
'lib/bigfiles.vcl' => false,
'lib/bigfiles_pipe.vcl' => false,
'lib/cloudflare.vcl' => false,
'lib/mobile_cache.vcl' => false,
'lib/mobile_pass.vcl' => false,
'lib/purge.vcl' => true,
'lib/static.vcl' => false,
'lib/xforward.vcl' => false,
);
foreach ($files as $file => $parse) {
$filepath = __DIR__ . '/varnish-conf/v' . $version . '/' . $file;
if ($parse) {
$content = $this->_parse_conf_file($version, $file, file_get_contents($filepath));
} else {
$content = file_get_contents($filepath);
}
$zip->addFromString($file, $content);
}
$zip->close();
header('Content-Type: application/zip');
header('Content-Length: ' . filesize($tmpfile));
header('Content-Disposition: attachment; filename="varnish_v' . $version . '_conf.zip"');
readfile($tmpfile);
unlink($tmpfile);
exit();
}
}
public function varnish_caching_varnish_version()
{
?>
<select name="varnish_caching_varnish_version" id="varnish_caching_varnish_version">
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
<p class="description"><?=__('Varnish Cache version', $this->plugin)?></p>
<?php
}
public function varnish_caching_varnish_backends()
{
?>
<input type="text" name="varnish_caching_varnish_backends" id="varnish_caching_varnish_backends" size="100" value="<?php echo get_option($this->prefix . 'varnish_backends'); ?>" />
<p class="description"><?=__('Comma separated ip/ip:port. Example : 192.168.0.2,192.168.0.3:8080', $this->plugin)?></p>
<?php
}
public function varnish_caching_varnish_acls()
{
?>
<input type="text" name="varnish_caching_varnish_acls" id="varnish_caching_varnish_acls" size="100" value="<?php echo get_option($this->prefix . 'varnish_acls'); ?>" />
<p class="description"><?=__('Comma separated ip/ip range. Example : 192.168.0.2,192.168.1.1/24', $this->plugin)?></p>
<?php
}
private function _parse_conf_file($version, $file, $content)
{
if ($file == 'default.vcl') {
$logged_in_cookie = get_option($this->prefix . 'cookie');
$content = str_replace('flxn34napje9kwbwr4bjwz5miiv9dhgj87dct4ep0x3arr7ldif73ovpxcgm88vs', $logged_in_cookie, $content);
} else if ($file == 'conf/backend.vcl') {
if ($version == 3) {
$content = "";
} else if ($version == 4 || $version == 5) {
$content = "import directors;\n\n";
}
$backend = array();
$ips = get_option($this->prefix . 'varnish_backends');
$ips = explode(',', $ips);
$id = 1;
foreach ($ips as $ip) {
if (strstr($ip, ":")) {
$_ip = explode(':', $ip);
$ip = $_ip[0];
$port = $_ip[1];
} else {
$port = 80;
}
$content .= "backend backend" . $id . " {\n";
$content .= "\t.host = \"" . $ip . "\";\n";
$content .= "\t.port = \"" . $port . "\";\n";
$content .= "}\n";
$backend[3] .= "\t{\n";
$backend[3] .= "\t\t.backend = backend" . $id . ";\n";
$backend[3] .= "\t}\n";
$backend[4] .= "\tbackends.add_backend(backend" . $id . ");\n";
$id++;
}
if ($version == 3) {
$content .= "\ndirector backends round-robin {\n";
$content .= $backend[3];
$content .= "}\n";
$content .= "\nsub vcl_recv {\n";
$content .= "\tset req.backend = backends;\n";
$content .= "}\n";
} elseif ($version == 4 || $version == 5) {
$content .= "\nsub vcl_init {\n";
$content .= "\tnew backends = directors.round_robin();\n";
$content .= $backend[4];
$content .= "}\n";
$content .= "\nsub vcl_recv {\n";
$content .= "\tset req.backend_hint = backends.backend();\n";
$content .= "}\n";
}
} else if ($file == 'conf/acl.vcl') {
$acls = get_option($this->prefix . 'varnish_acls');
$acls = explode(',', $acls);
$content = "acl cloudflare {\n";
$content .= "\t# set this ip to your Railgun IP (if applicable)\n";
$content .= "\t# \"1.2.3.4\";\n";
$content .= "}\n";
$content .= "\nacl purge {\n";
$content .= "\t\"localhost\";\n";
$content .= "\t\"127.0.0.1\";\n";
foreach ($acls as $acl) {
$content .= "\t\"" . $acl . "\";\n";
}
$content .= "}\n";
} else if ($file == 'lib/purge.vcl') {
$purge_key = get_option($this->prefix . 'purge_key');
$content = str_replace('ff93c3cb929cee86901c7eefc8088e9511c005492c6502a930360c02221cf8f4', $purge_key, $content);
}
return $content;
}
public function post_row_actions($actions, $post)
{
if ($this->check_if_purgeable()) {
$actions = array_merge($actions, array(
'vcaching_purge_post' => sprintf('<a href="%s">' . __('Purge from Varnish', $this->plugin) . '</a>', wp_nonce_url(sprintf('admin.php?page=vcaching-plugin&tab=console&action=purge_post&post_id=%d', $post->ID), $this->plugin))
));
}
return $actions;
}
public function page_row_actions($actions, $post)
{
if ($this->check_if_purgeable()) {
$actions = array_merge($actions, array(
'vcaching_purge_page' => sprintf('<a href="%s">' . __('Purge from Varnish', $this->plugin) . '</a>', wp_nonce_url(sprintf('admin.php?page=vcaching-plugin&tab=console&action=purge_page&post_id=%d', $post->ID), $this->plugin))
));
}
return $actions;
}
}
$vcaching = new VCachingOC();
if( ! class_exists( 'OCVCaching' ) ) {
include_once 'onecom-addons/onecom-inc.php';
}
// Nested Menu
if (!class_exists('Onecom_Nested_Menu')) {
require_once plugin_dir_path( __FILE__ ).'/onecom-addons/inc/lib/onecom-nested-menu.php';
$onecom_menu = new Onecom_Nested_Menu();
$onecom_menu->init();
}
if( ! class_exists( 'ONECOMUPDATER' ) ) {
require_once plugin_dir_path( __FILE__ ).'/onecom-addons/inc/update.php';
}
// WP-CLI
if (defined('WP_CLI') && WP_CLI) {
include('wp-cli.php');
}
if ( ! defined('OC_HTTP_HOST')){
$host = $_SERVER['HTTP_HOST'] ?? 'localhost';
define( 'OC_HTTP_HOST', $host);
}
if ( ! defined( 'OC_CP_LOGIN_URL' ) ) {
$domain = $_SERVER['ONECOM_DOMAIN_NAME'] ?? '';
define( 'OC_CP_LOGIN_URL', sprintf("https://one.com/admin/select-admin-domain.do?domain=%s&targetUrl=/admin/managedwp/%s/managed-wp-dashboard.do", $domain, OC_HTTP_HOST) );
}
if ( ! defined( 'OC_WPR_BUY_URL' ) ) {
$domain = $_SERVER['ONECOM_DOMAIN_NAME'] ?? '';
define( 'OC_WPR_BUY_URL', sprintf("https://one.com/admin/wprocket-prepare-buy.do?directToDomainAfterPurchase=%s&domain=%s", OC_HTTP_HOST, $domain) );
}
register_uninstall_hook( __FILE__, 'oc_vcache_plugin_uninstall' );
function oc_vcache_plugin_uninstall() {
// delete vcache data
// delete_option("varnish_caching_ttl");
// delete_option("varnish_caching_homepage_ttl");
// delete_option("varnish_caching_ttl_unit");
// delete_option("onecom_vcache_info");
(class_exists('OCPushStats')?\OCPushStats::push_stats_event_themes_and_plugins('delete','plugin','onecom-vcache','plugins_page'):'');
}