Current File : //var/www/pn/wp-content/plugins/google-sitemap-generator/sitemap-loader.php
<?php
/**
* Loader class for the Google Sitemap Generator
*
* This class takes care of the sitemap plugin and tries to load the different parts as late as possible.
* On normal requests, only this small class is loaded. When the sitemap needs to be rebuild, the generator itself is loaded.
* The last stage is the user interface which is loaded when the administration page is requested.
*
* @author Arne Brachhold
* @package sitemap
*/
class GoogleSitemapGeneratorLoader {
/**
* @var string Version of the generator in SVN
*/
private static $svnVersion = '$Id: sitemap-loader.php 937300 2014-06-23 18:04:11Z arnee $';
/**
* Enabled the sitemap plugin with registering all required hooks
*
* @uses add_action Adds actions for admin menu, executing pings and handling robots.txt
* @uses add_filter Adds filtes for admin menu icon and contexual help
* @uses GoogleSitemapGeneratorLoader::CallShowPingResult() Shows the ping result on request
*/
public static function Enable() {
//Register the sitemap creator to wordpress...
add_action('admin_menu', array(__CLASS__, 'RegisterAdminPage'));
// Add a widget to the dashboard.
add_action( 'wp_dashboard_setup', array(__CLASS__, 'WpDashboardSetup'));
//Nice icon for Admin Menu (requires Ozh Admin Drop Down Plugin)
add_filter('ozh_adminmenu_icon', array(__CLASS__, 'RegisterAdminIcon'));
//Additional links on the plugin page
add_filter('plugin_row_meta', array(__CLASS__, 'RegisterPluginLinks'), 10, 2);
//Listen to ping request
add_action('sm_ping', array(__CLASS__, 'CallSendPing'), 10, 1);
//Listen to daily ping
add_action('sm_ping_daily', array(__CLASS__, 'CallSendPingDaily'), 10, 1);
//Post is somehow changed (also publish to publish (=edit) is fired)
add_action('transition_post_status', array(__CLASS__, 'SchedulePingOnStatusChange'), 9999, 3);
//Robots.txt request
add_action('do_robots', array(__CLASS__, 'CallDoRobots'), 100, 0);
//Help topics for context sensitive help
//add_filter('contextual_help_list', array(__CLASS__, 'CallHtmlShowHelpList'), 9999, 2);
//Check if the result of a ping request should be shown
if(!empty($_GET["sm_ping_service"])) {
self::CallShowPingResult();
}
//Fix rewrite rules if not already done on activation hook. This happens on network activation for example.
if (get_option("sm_rewrite_done", null) != self::$svnVersion) {
add_action('wp_loaded', array(__CLASS__, 'ActivateRewrite'), 9999, 1);
}
//Schedule daily ping
if (!wp_get_schedule('sm_ping_daily')) {
wp_schedule_event(time() + (60 * 60), 'daily', 'sm_ping_daily');
}
//Disable the WP core XML sitemaps.
add_filter( 'wp_sitemaps_enabled', '__return_false' );
}
/**
* Sets up the query vars and template redirect hooks
* @uses GoogleSitemapGeneratorLoader::RegisterQueryVars
* @uses GoogleSitemapGeneratorLoader::DoTemplateRedirect
* @since 4.0
*/
public static function SetupQueryVars() {
add_filter('query_vars', array(__CLASS__, 'RegisterQueryVars'), 1, 1);
add_filter('template_redirect', array(__CLASS__, 'DoTemplateRedirect'), 1, 0);
}
/**
* Register the plugin specific "xml_sitemap" query var
*
* @since 4.0
* @param $vars Array Array of existing query_vars
* @return Array An aarray containing the new query vars
*/
public static function RegisterQueryVars($vars) {
array_push($vars, 'xml_sitemap');
return $vars;
}
/**
* Registers the plugin specific rewrite rules
*
* Combined: sitemap(-+([a-zA-Z0-9_-]+))?\.(xml|html)(.gz)?$
*
* @since 4.0
* @param $wpRules Array of existing rewrite rules
* @return Array An array containing the new rewrite rules
*/
public static function AddRewriteRules($wpRules) {
$smRules = array(
'sitemap(-+([a-zA-Z0-9_-]+))?\.xml$' => 'index.php?xml_sitemap=params=$matches[2]',
'sitemap(-+([a-zA-Z0-9_-]+))?\.xml\.gz$' => 'index.php?xml_sitemap=params=$matches[2];zip=true',
'sitemap(-+([a-zA-Z0-9_-]+))?\.html$' => 'index.php?xml_sitemap=params=$matches[2];html=true',
'sitemap(-+([a-zA-Z0-9_-]+))?\.html.gz$' => 'index.php?xml_sitemap=params=$matches[2];html=true;zip=true'
);
return array_merge($smRules,$wpRules);
}
/**
* Returns the rules required for Nginx permalinks
*
* @return string[]
*/
public static function GetNginXRules() {
return array(
'rewrite ^/sitemap(-+([a-zA-Z0-9_-]+))?\.xml$ "/index.php?xml_sitemap=params=$2" last;',
'rewrite ^/sitemap(-+([a-zA-Z0-9_-]+))?\.xml\.gz$ "/index.php?xml_sitemap=params=$2;zip=true" last;',
'rewrite ^/sitemap(-+([a-zA-Z0-9_-]+))?\.html$ "/index.php?xml_sitemap=params=$2;html=true" last;',
'rewrite ^/sitemap(-+([a-zA-Z0-9_-]+))?\.html.gz$ "/index.php?xml_sitemap=params=$2;html=true;zip=true" last;'
);
}
/**
* Adds the filters for wp rewrite rule adding
*
* @since 4.0
* @uses add_filter()
*/
public static function SetupRewriteHooks() {
add_filter('rewrite_rules_array', array(__CLASS__, 'AddRewriteRules'), 1, 1);
}
/**
* Flushes the rewrite rules
*
* @since 4.0
* @global $wp_rewrite WP_Rewrite
* @uses WP_Rewrite::flush_rules()
*/
public static function ActivateRewrite() {
/** @var $wp_rewrite WP_Rewrite */
global $wp_rewrite;
$wp_rewrite->flush_rules(false);
update_option("sm_rewrite_done", self::$svnVersion);
}
/**
* Handled the plugin activation on installation
*
* @uses GoogleSitemapGeneratorLoader::ActivateRewrite
* @since 4.0
*/
public static function ActivatePlugin() {
self::SetupRewriteHooks();
self::ActivateRewrite();
if(self::LoadPlugin()) {
$gsg = GoogleSitemapGenerator::GetInstance();
if($gsg->OldFileExists()) {
$gsg->DeleteOldFiles();
}
}
}
/**
* Handled the plugin deactivation
*
* @uses GoogleSitemapGeneratorLoader::ActivateRewrite
* @since 4.0
*/
public static function DeactivatePlugin() {
delete_option("sm_rewrite_done");
wp_clear_scheduled_hook('sm_ping_daily');
}
/**
* Handles the plugin output on template redirection if the xml_sitemap query var is present.
*
* @since 4.0
*/
public static function DoTemplateRedirect() {
/** @var $wp_query WP_Query */
global $wp_query;
if(!empty($wp_query->query_vars["xml_sitemap"])) {
$wp_query->is_404 = false;
$wp_query->is_feed = true;
self::CallShowSitemap($wp_query->query_vars["xml_sitemap"]);
}
}
/**
* Registers the plugin in the admin menu system
*
* @uses add_options_page()
*/
public static function RegisterAdminPage() {
add_options_page(__('XML-Sitemap Generator', 'sitemap'), __('XML-Sitemap', 'sitemap'), 'administrator', self::GetBaseName(), array(__CLASS__, 'CallHtmlShowOptionsPage'));
}
/**
* Add a widget to the dashboard.
*/
public static function WpDashboardSetup($a) {
self::LoadPlugin();
$sg = GoogleSitemapGenerator::GetInstance();
if ($sg->ShowSurvey()) {
add_action( 'admin_notices', array(__CLASS__, 'WpDashboardAdminNotices' ) );
}
}
public static function WpDashboardAdminNotices() {
$sg = GoogleSitemapGenerator::GetInstance();
$sg->HtmlSurvey();
}
/**
* Returns a nice icon for the Ozh Admin Menu if the {@param $hook} equals to the sitemap plugin
*
* @param string $hook The hook to compare
* @return string The path to the icon
*/
public static function RegisterAdminIcon($hook) {
if($hook == self::GetBaseName() && function_exists('plugins_url')) {
return plugins_url('img/icon-arne.gif', self::GetBaseName());
}
return $hook;
}
/**
* Registers additional links for the sitemap plugin on the WP plugin configuration page
*
* Registers the links if the $file param equals to the sitemap plugin
* @param $links Array An array with the existing links
* @param $file string The file to compare to
* @return string[]
*/
public static function RegisterPluginLinks($links, $file) {
$base = self::GetBaseName();
if($file == $base) {
$links[] = '<a href="options-general.php?page=' . self::GetBaseName() . '">' . __('Settings', 'sitemap') . '</a>';
$links[] = '<a href="http://www.arnebrachhold.de/redir/sitemap-plist-faq/">' . __('FAQ', 'sitemap') . '</a>';
$links[] = '<a href="http://www.arnebrachhold.de/redir/sitemap-plist-support/">' . __('Support', 'sitemap') . '</a>';
}
return $links;
}
/**
* @param $new_status string The new post status
* @param $old_status string The old post status
* @param $post WP_Post The post object
*/
public static function SchedulePingOnStatusChange($new_status, $old_status, $post ) {
if($new_status == 'publish') {
set_transient('sm_ping_post_id', $post->ID, 120);
wp_schedule_single_event(time() + 5, 'sm_ping');
}
}
/**
* Invokes the HtmlShowOptionsPage method of the generator
* @uses GoogleSitemapGeneratorLoader::LoadPlugin()
* @uses GoogleSitemapGenerator::HtmlShowOptionsPage()
*/
public static function CallHtmlShowOptionsPage() {
if(self::LoadPlugin()) {
GoogleSitemapGenerator::GetInstance()->HtmlShowOptionsPage();
}
}
/**
* Invokes the ShowPingResult method of the generator
* @uses GoogleSitemapGeneratorLoader::LoadPlugin()
* @uses GoogleSitemapGenerator::ShowPingResult()
*/
public static function CallShowPingResult() {
if(self::LoadPlugin()) {
GoogleSitemapGenerator::GetInstance()->ShowPingResult();
}
}
/**
* Invokes the SendPing method of the generator
* @uses GoogleSitemapGeneratorLoader::LoadPlugin()
* @uses GoogleSitemapGenerator::SendPing()
*/
public static function CallSendPing() {
if(self::LoadPlugin()) {
GoogleSitemapGenerator::GetInstance()->SendPing();
}
}
/**
* Invokes the SendPingDaily method of the generator
* @uses GoogleSitemapGeneratorLoader::LoadPlugin()
* @uses GoogleSitemapGenerator::SendPingDaily()
*/
public static function CallSendPingDaily()
{
if (self::LoadPlugin()) {
GoogleSitemapGenerator::GetInstance()->SendPingDaily();
}
}
/**
* Invokes the ShowSitemap method of the generator
* @uses GoogleSitemapGeneratorLoader::LoadPlugin()
* @uses GoogleSitemapGenerator::ShowSitemap()
*/
public static function CallShowSitemap($options) {
if(self::LoadPlugin()) {
GoogleSitemapGenerator::GetInstance()->ShowSitemap($options);
}
}
/**
* Invokes the DoRobots method of the generator
* @uses GoogleSitemapGeneratorLoader::LoadPlugin()
* @uses GoogleSitemapGenerator::DoRobots()
*/
public static function CallDoRobots() {
if(self::LoadPlugin()) {
GoogleSitemapGenerator::GetInstance()->DoRobots();
}
}
/**
* Displays the help links in the upper Help Section of WordPress
*
* @return Array The new links
*/
public static function CallHtmlShowHelpList() {
$screen = get_current_screen();
$id = get_plugin_page_hookname(self::GetBaseName(), 'options-general.php');
if(is_object($screen) && $screen->id == $id) {
/*
load_plugin_textdomain('sitemap',false,dirname( plugin_basename( __FILE__ ) ) . '/lang');
$links = array(
__('Plugin Homepage', 'sitemap') => 'http://www.arnebrachhold.de/redir/sitemap-help-home/',
__('My Sitemaps FAQ', 'sitemap') => 'http://www.arnebrachhold.de/redir/sitemap-help-faq/'
);
$filterVal[$id] = '';
$i = 0;
foreach($links AS $text => $url) {
$filterVal[$id] .= '<a href="' . $url . '">' . $text . '</a>' . ($i < (count($links) - 1) ? ' | ' : '');
$i++;
}
$screen->add_help_tab( array(
'id' => 'sitemap-links',
'title' => __('My Sitemaps FAQ', 'sitemap'),
'content' => '<p>' . __('dsf dsf sd f', 'sitemap') . '</p>',
));
*/
}
//return $filterVal;
}
/**
* Loads the actual generator class and tries to raise the memory and time limits if not already done by WP
*
* @uses GoogleSitemapGenerator::Enable()
* @return boolean true if run successfully
*/
public static function LoadPlugin() {
if(!class_exists("GoogleSitemapGenerator")) {
$mem = abs(intval(@ini_get('memory_limit')));
if($mem && $mem < 128) {
@ini_set('memory_limit', '128M');
}
$time = abs(intval(@ini_get("max_execution_time")));
if($time != 0 && $time < 120) {
@set_time_limit(120);
}
$path = trailingslashit(dirname(__FILE__));
if(!file_exists($path . 'sitemap-core.php')) return false;
require_once($path . 'sitemap-core.php');
}
GoogleSitemapGenerator::Enable();
return true;
}
/**
* Returns the plugin basename of the plugin (using __FILE__)
*
* @return string The plugin basename, "sitemap" for example
*/
public static function GetBaseName() {
return plugin_basename(sm_GetInitFile());
}
/**
* Returns the name of this loader script, using sm_GetInitFile
*
* @return string The sm_GetInitFile value
*/
public static function GetPluginFile() {
return sm_GetInitFile();
}
/**
* Returns the plugin version
*
* Uses the WP API to get the meta data from the top of this file (comment)
*
* @return string The version like 3.1.1
*/
public static function GetVersion() {
if(!isset($GLOBALS["sm_version"])) {
if(!function_exists('get_plugin_data')) {
if(file_exists(ABSPATH . 'wp-admin/includes/plugin.php')) {
require_once(ABSPATH . 'wp-admin/includes/plugin.php');
}
else return "0.ERROR";
}
$data = get_plugin_data(self::GetPluginFile(), false, false);
$GLOBALS["sm_version"] = $data['Version'];
}
return $GLOBALS["sm_version"];
}
public static function GetSvnVersion() {
return self::$svnVersion;
}
}
//Enable the plugin for the init hook, but only if WP is loaded. Calling this php file directly will do nothing.
if(defined('ABSPATH') && defined('WPINC')) {
add_action("init", array("GoogleSitemapGeneratorLoader", "Enable"), 15, 0);
register_activation_hook(sm_GetInitFile(), array('GoogleSitemapGeneratorLoader', 'ActivatePlugin'));
register_deactivation_hook(sm_GetInitFile(), array('GoogleSitemapGeneratorLoader', 'DeactivatePlugin'));
//Set up hooks for adding permalinks, query vars.
//Don't wait until init with this, since other plugins might flush the rewrite rules in init already...
GoogleSitemapGeneratorLoader::SetupQueryVars();
GoogleSitemapGeneratorLoader::SetupRewriteHooks();
}
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