laipower/wp-content/upgrade-temp-backup/plugins/w3-total-cache/Root_Environment.php

203 lines
4.9 KiB
PHP

<?php
namespace W3TC;
/**
* class Root_Environment
*/
class Root_Environment {
/**
* Fixes environment
*
* @param Config $config
* @throws Util_Environment_Exceptions
*/
function fix_in_wpadmin( $config, $force_all_checks = false ) {
$exs = new Util_Environment_Exceptions();
$fix_on_event = false;
if ( Util_Environment::is_wpmu() && Util_Environment::blog_id() != 0 ) {
if ( get_transient( 'w3tc_config_changes' ) != ( $md5_string = $config->get_md5() ) ) {
$fix_on_event = true;
set_transient( 'w3tc_config_changes', $md5_string, 3600 );
}
}
// call plugin-related handlers
foreach ( $this->get_handlers() as $h ) {
try {
$h->fix_on_wpadmin_request( $config, $force_all_checks );
if ( $fix_on_event ) {
$this->fix_on_event( $config, 'admin_request' );
}
} catch ( Util_Environment_Exceptions $ex ) {
$exs->push( $ex );
}
}
try {
do_action( 'w3tc_environment_fix_on_wpadmin_request',
$config, $force_all_checks );
} catch ( Util_Environment_Exceptions $ex ) {
$exs->push( $ex );
}
if ( count( $exs->exceptions() ) > 0 )
throw $exs;
}
/**
* Fixes environment once event occurs
*
* @throws Util_Environment_Exceptions
*/
public function fix_on_event( $config, $event, $old_config = null ) {
$exs = new Util_Environment_Exceptions();
// call plugin-related handlers
foreach ( $this->get_handlers() as $h ) {
try {
$h->fix_on_event( $config, $event );
} catch ( Util_Environment_Exceptions $ex ) {
$exs->push( $ex );
}
}
try {
do_action( 'w3tc_environment_fix_on_event',
$config, $event );
} catch ( Util_Environment_Exceptions $ex ) {
$exs->push( $ex );
}
if ( count( $exs->exceptions() ) > 0 )
throw $exs;
}
/**
* Fixes environment after plugin deactivation
*
* @param Config $config
* @throws Util_Environment_Exceptions
*/
public function fix_after_deactivation() {
$exs = new Util_Environment_Exceptions();
// call plugin-related handlers
foreach ( $this->get_handlers() as $h ) {
try {
$h->fix_after_deactivation();
} catch ( Util_Environment_Exceptions $ex ) {
$exs->push( $ex );
}
}
try {
do_action( 'w3tc_environment_fix_after_deactivation' );
} catch ( Util_Environment_Exceptions $ex ) {
$exs->push( $ex );
}
if ( count( $exs->exceptions() ) > 0 )
throw $exs;
}
/**
* Returns an array[filename]=rules of rules for .htaccess or nginx files
*
* @param Config $config
* @return array
*/
public function get_required_rules( $config ) {
$required_rules = array();
foreach ( $this->get_handlers() as $h ) {
$required_rules_current = $h->get_required_rules( $config );
if ( !is_null( $required_rules_current ) )
$required_rules = array_merge( $required_rules, $required_rules_current );
}
$required_rules = apply_filters( 'w3tc_environment_get_required_rules',
$required_rules, $config );
$rewrite_rules_descriptors = array();
foreach ( $required_rules as $descriptor ) {
$filename = $descriptor['filename'];
if ( isset( $rewrite_rules_descriptors[$filename] ) )
$content = $rewrite_rules_descriptors[$filename]['content'];
else
$content = array();
if ( !isset( $descriptor['position'] ) )
$content[] = $descriptor['content'];
else {
$position = $descriptor['position'];
if ( isset( $content[$position] ) )
$content[$position] .= $descriptor['content'];
else
$content[$position] = $descriptor['content'];
}
$rewrite_rules_descriptors[$filename] = array(
'filename' => $filename,
'content' => $content
);
}
$rewrite_rules_descriptors_out = array();
foreach ( $rewrite_rules_descriptors as $filename => $descriptor ) {
$rewrite_rules_descriptors_out[$filename] = array(
'filename' => $filename,
'content' => implode( '', $descriptor['content'] )
);
}
ksort( $rewrite_rules_descriptors_out );
return $rewrite_rules_descriptors_out;
}
/**
* Returns plugin-related environment handlers
*
* @param Config $config
* @return array
*/
private function get_handlers() {
$a = array(
new Generic_Environment(),
new Minify_Environment(),
new PgCache_Environment(),
new BrowserCache_Environment(),
new ObjectCache_Environment(),
new DbCache_Environment(),
new Cdn_Environment(),
new Extension_ImageService_Environment(),
);
return $a;
}
public function get_other_instructions( $config ) {
$instructions_descriptors = array();
foreach ( $this->get_handlers() as $h ) {
if ( method_exists( $h, 'get_instructions' ) ) {
$instructions = $h->get_instructions( $config );
if ( !is_null( $instructions ) ) {
foreach ( $instructions as $descriptor ) {
$area = $descriptor['area'];
$instructions_descriptors[$area][] = array(
'title' => $descriptor['title'],
'content' => $descriptor['content']
);
}
}
}
}
return $instructions_descriptors;
}
}