477 lines
14 KiB
PHP
477 lines
14 KiB
PHP
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<?php
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namespace W3TC;
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class ConfigCompiler {
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private $_blog_id;
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private $_preview;
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private $_data;
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private $_keys;
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/**
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* Returns true is key is not modifiable anymore
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* Placed here to limit class loading
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*
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* @return bool
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*/
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static public function child_key_sealed( $key, $master_data, $child_data ) {
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if ( isset( $master_data['common.force_master'] ) &&
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(boolean)$master_data['common.force_master'] )
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return true;
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// affects rules which are global, not possible to overload
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if ( $key == 'pgcache.engine' &&
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( $master_data['pgcache.engine'] == 'file_generic' ) )
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return true;
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if ( in_array( $key, array(
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'minify.rewrite',
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'browsercache.rewrite',
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'version' ) ) )
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return true;
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include W3TC_DIR . '/ConfigKeys.php';
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// key which marks overloads is always editable
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$overloads_postfix = '.configuration_overloaded';
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// extension settings sealing
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// e.g. array('newrelic' , '...') is controlled
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// by 'newrelic.configuration_overloaded']
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$block_key = ( is_array( $key ) ? $key[0] : $key );
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if ( isset( $child_data[$block_key] ) &&
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isset( $child_data[$block_key . $overloads_postfix] ) &&
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(boolean)$child_data[$block_key . $overloads_postfix] )
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return false;
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if ( !is_array( $key ) ) {
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if ( substr( $key, strlen( $key ) - strlen( $overloads_postfix ),
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strlen( $overloads_postfix ) ) == $overloads_postfix )
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return false;
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// default sealing
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foreach ( $overloading_keys_scope as $i ) {
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$overloading_key = $i['key'];
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// check if this key is allowed by overloading-mark key
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if ( substr( $key, 0, strlen( $i['prefix'] ) ) == $i['prefix'] ) {
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if ( !isset( $child_data[$overloading_key] ) )
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return true;
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if ( (boolean)$child_data[$overloading_key] )
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return false;
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}
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}
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}
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return true;
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}
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/**
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* Reads config from file and returns it's content as array (or null)
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* Stored in this class to limit class loading
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*/
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static private function util_array_from_file_legacy_v2( $filename ) {
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if ( file_exists( $filename ) && is_readable( $filename ) ) {
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// including file directly instead of read+eval causes constant
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// problems with APC, ZendCache, and WSOD in a case of
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// broken config file
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$content = @file_get_contents( $filename );
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$config = @json_decode( $content, true );
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if ( is_array( $config ) )
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return $config;
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}
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return null;
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}
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public function __construct( $blog_id, $preview ) {
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$this->_blog_id = $blog_id;
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$this->_preview = $preview;
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include W3TC_DIR . '/ConfigKeys.php';
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$this->_keys = $keys;
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// move _date to initial state
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foreach ( $this->_keys as $key => $value ) {
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$this->_data[$key] = $value['default'];
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}
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$this->_data['version'] = W3TC_VERSION;
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$this->set_dynamic_defaults();
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}
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public function load( $data = null ) {
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// apply data from master config
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if ( is_null( $data ) ) {
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$data = Config::util_array_from_storage( 0, $this->_preview );
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}
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if ( is_null( $data ) && $this->_preview ) {
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// try to read production data when preview not available
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$data = Config::util_array_from_storage( 0, false );
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}
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// try to get legacy v2 data
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if ( is_null( $data ) ) {
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$master_filename = Config::util_config_filename_legacy_v2( 0,
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$this->_preview );
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$data = self::util_array_from_file_legacy_v2( $master_filename );
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}
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if ( is_array( $data ) ) {
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$data = $this->upgrade( $data );
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foreach ( $data as $key => $value )
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$this->_data[$key] = $value;
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}
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if ( $this->is_master() )
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return;
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// apply child config
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$data = Config::util_array_from_storage( $this->_blog_id,
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$this->_preview );
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if ( is_null( $data ) && $this->_preview ) {
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// try to read production data when preview not available
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$data = Config::util_array_from_storage( $this->_blog_id,
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false );
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}
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// try to get legacy v2 data
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if ( is_null( $data ) ) {
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$child_filename = Config::util_config_filename_legacy_v2(
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$this->_blog_id, $this->_preview );
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$data = self::util_array_from_file_legacy_v2( $child_filename );
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}
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if ( is_array( $data ) ) {
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$data = $this->upgrade( $data );
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foreach ( $data as $key => $value ) {
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if ( !ConfigCompiler::child_key_sealed( $key, $this->_data, $data ) )
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$this->_data[$key] = $value;
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}
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}
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}
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public function apply_data( $data ) {
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foreach ( $data as $key => $value )
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$this->_data[$key] = $value;
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}
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public function get_data() {
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return $this->_data;
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}
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public function save() {
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$data = array(
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'version' => $this->_data['version']
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);
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if ( $this->is_master() ) {
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foreach ( $this->_data as $key => $value )
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$data[$key] = $this->_data[$key];
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} else {
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// write only overwrited keys
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$master = new ConfigCompiler( 0, $this->_preview );
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$master->load();
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foreach ( $this->_data as $key => $value ) {
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if ( !ConfigCompiler::child_key_sealed( $key, $master->_data,
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$this->_data ) )
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$data[$key] = $this->_data[$key];
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}
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}
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ConfigUtil::save_item( $this->_blog_id, $this->_preview, $data );
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}
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/**
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* Returns true if we edit master config
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*
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* @return boolean
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*/
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private function is_master() {
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return $this->_blog_id <= 0;
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}
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private function set_dynamic_defaults() {
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if ( empty( $this->_data['stats.access_log.webserver'] ) ) {
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if ( Util_Environment::is_nginx() ) {
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$this->_data['stats.access_log.webserver'] = 'nginx';
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$this->_data['stats.access_log.format'] = '$remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent"';
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} else {
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$this->_data['stats.access_log.webserver'] = 'apache';
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}
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}
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}
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/**
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* Apply new default values when version changes
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*/
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private function upgrade( $file_data ) {
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if ( !isset( $file_data['version'] ) ) {
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$file_data['version'] = '0.0.0';
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}
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if ( !function_exists( 'bb2_start' ) ) {
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$file_data['pgcache.bad_behavior_path'] = '';
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} else {
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if ( file_exists( WP_PLUGIN_DIR . '/bad-behavior/bad-behavior-generic.php' ) ) {
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$bb_file = WP_PLUGIN_DIR . '/bad-behavior/bad-behavior-generic.php';
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} elseif ( file_exists( WP_PLUGIN_DIR . '/Bad-Behavior/bad-behavior-generic.php' ) ) {
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$bb_file = WP_PLUGIN_DIR . '/Bad-Behavior/bad-behavior-generic.php';
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} else {
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$bb_file = false;
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}
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if ( $bb_file ) {
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$file_data['pgcache.bad_behavior_path'] = $bb_file;
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}
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}
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//
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// changes in 0.15.2
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//
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if ( version_compare( $file_data['version'], '0.15.2', '<' ) ) {
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if ( isset( $file_data['minify.js.combine.header'] ) && $file_data['minify.js.combine.header'] ) {
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$file_data['minify.js.method'] = 'combine';
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}
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if ( isset( $file_data['minify.css.combine'] ) && $file_data['minify.css.combine'] ) {
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$file_data['minify.css.method'] = 'combine';
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}
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}
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//
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// changes in 0.13
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//
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if ( version_compare( $file_data['version'], '0.12.0', '<=' ) ) {
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if ( empty( $file_data['lazyload.exclude'] ) ) {
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$file_data['lazyload.exclude'] = array();
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}
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if ( !in_array( 'skip_lazy', $file_data['lazyload.exclude'] ) ) {
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$file_data['lazyload.exclude'][] = 'skip_lazy';
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}
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}
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//
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// changes in 0.9.7
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//
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if ( isset( $file_data['cdnfsd.enabled'] ) &&
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$file_data['cdnfsd.enabled'] == '1' &&
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empty( $file_data['cdnfsd.engine'] ) ) {
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$file_data['cdnfsd.enabled'] = '0';
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}
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//
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// changes in 0.9.6
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//
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if ( !isset( $file_data['cdn.cors_header'] ) ) {
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$file_data['cdn.cors_header'] = true;
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}
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//
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// changes in 0.9.5
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//
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if ( !isset( $file_data['extensions.active_frontend'] ) ||
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!is_array( $file_data['extensions.active_frontend'] ) )
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$file_data['extensions.active_frontend'] = array();
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if ( version_compare( $file_data['version'], '0.9.5', '<' ) ) {
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// dont show minify tips if already enabled
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if ( isset( $file_data['minify.enabled'] ) &&
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$file_data['minify.enabled'] == 'true' &&
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function_exists( 'get_option' ) ) {
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$cs = Dispatcher::config_state();
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$cs->set( 'minify.hide_minify_help', true );
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$cs->save();
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}
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$file_data['pgcache.mirrors.enabled'] = true;
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// map regions in rackspace
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if ( isset( $file_data['cdn.rscf.location'] ) ) {
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if ( $file_data['cdn.rscf.location'] == 'uk' )
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$file_data['cdn.rscf.location'] = 'LON';
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if ( $file_data['cdn.rscf.location'] == 'us' )
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$file_data['cdn.rscf.location'] = 'ORD';
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}
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// change filenames
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$active = array();
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if ( isset( $file_data['extensions.active'] ) &&
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is_array( $file_data['extensions.active'] ) ) {
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if ( isset( $file_data['extensions.active']['cloudflare'] ) )
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$active['cloudflare'] = 'w3-total-cache/Extension_CloudFlare_Plugin.php';
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if ( isset( $file_data['extensions.active']['genesis.theme'] ) )
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$active['genesis.theme'] = 'w3-total-cache/Extension_Genesis_Plugin.php';
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if ( isset( $file_data['extensions.active']['wordpress-seo'] ) )
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$active['wordpress-seo'] = 'w3-total-cache/Extension_WordPressSeo_Plugin.php';
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}
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$file_data['extensions.active'] = $active;
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$active_frontend = array();
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foreach ( $active as $key => $value )
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$active_frontend[$key] = '*';
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$file_data['extensions.active_frontend'] = $active_frontend;
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// keep those active by default
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$file_data['extensions.active']['newrelic'] =
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'w3-total-cache/Extension_NewRelic_Plugin.php';
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$file_data['extensions.active']['fragmentcache'] =
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'w3-total-cache/Extension_FragmentCache_Plugin.php';
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}
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// newrelic settings - migrate to extension
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if ( isset( $file_data['newrelic.enabled'] ) &&
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$file_data['newrelic.enabled'] ) {
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// make new relic extension enabled
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if ( !isset( $file_data['extensions.active_frontend']['newrelic'] ) )
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$file_data['extensions.active_frontend']['newrelic'] ='*';
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}
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if ( !isset( $file_data['newrelic'] ) ||
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!is_array( $file_data['newrelic'] ) )
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$file_data['newrelic'] = array(
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'monitoring_type' => 'apm'
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);
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$this->_set_if_exists( $file_data, 'newrelic.api_key',
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'newrelic', 'api_key' );
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$this->_set_if_exists( $file_data, 'newrelic.appname',
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'newrelic', 'apm.application_name' );
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$this->_set_if_exists( $file_data, 'newrelic.accept.logged_roles',
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'newrelic', 'accept.logged_roles' );
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$this->_set_if_exists( $file_data, 'newrelic.accept.roles',
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'newrelic', 'accept.roles' );
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$this->_set_if_exists( $file_data, 'newrelic.use_php_function',
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|
|
'newrelic', 'use_php_function' );
|
||
|
|
$this->_set_if_exists( $file_data, 'newrelic.cache_time',
|
||
|
|
'newrelic', 'cache_time' );
|
||
|
|
$this->_set_if_exists( $file_data, 'newrelic.enable_xmit',
|
||
|
|
'newrelic', 'enable_xmit' );
|
||
|
|
$this->_set_if_exists( $file_data, 'newrelic.include_rum',
|
||
|
|
'newrelic', 'include_rum' );
|
||
|
|
|
||
|
|
// extensions - kept in separate key now
|
||
|
|
$this->_set_if_exists_extension( $file_data, 'cloudflare' );
|
||
|
|
$this->_set_if_exists_extension( $file_data, 'genesis.theme' );
|
||
|
|
|
||
|
|
// fragmentcache to extension
|
||
|
|
if ( isset( $file_data['fragmentcache.enabled'] ) &&
|
||
|
|
$file_data['fragmentcache.enabled'] ) {
|
||
|
|
// make new relic extension enabled
|
||
|
|
if ( !isset( $file_data['extensions.active_frontend']['fragmentcache'] ) )
|
||
|
|
$file_data['extensions.active_frontend']['fragmentcache'] = '*';
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.debug',
|
||
|
|
'fragmentcache', 'debug' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.engine',
|
||
|
|
'fragmentcache', 'engine' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.file.gc',
|
||
|
|
'fragmentcache', 'file.gc' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.file.locking',
|
||
|
|
'fragmentcache', 'file.locking' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.memcached.servers',
|
||
|
|
'fragmentcache', 'memcached.servers' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.memcached.persistent',
|
||
|
|
'fragmentcache', 'memcached.persistent' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.memcached.aws_autodiscovery',
|
||
|
|
'fragmentcache', 'memcached.aws_autodiscovery' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.memcached.username',
|
||
|
|
'fragmentcache', 'memcached.username' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.memcached.password',
|
||
|
|
'fragmentcache', 'memcached.password' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.memcached.binary_protocol',
|
||
|
|
'fragmentcache', 'memcached.binary_protocol' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.redis.persistent',
|
||
|
|
'fragmentcache', 'redis.persistent' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.redis.servers',
|
||
|
|
'fragmentcache', 'redis.servers' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.redis.verify_tls_certificates',
|
||
|
|
'fragmentcache', 'redis.verify_tls_certificates' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.redis.password',
|
||
|
|
'fragmentcache', 'redis.password' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.redis.dbid',
|
||
|
|
'fragmentcache', 'redis.dbid' );
|
||
|
|
$this->_set_if_exists( $file_data, 'fragmentcache.lifetime',
|
||
|
|
'fragmentcache', 'lifetime' );
|
||
|
|
|
||
|
|
|
||
|
|
// new options, separated old one. implemented in 0.9.5.3
|
||
|
|
if ( isset( $file_data['browsercache.cssjs.replace'] ) &&
|
||
|
|
!isset( $file_data['browsercache.cssjs.querystring'] ) ) {
|
||
|
|
$file_data['browsercache.cssjs.querystring'] = $file_data['browsercache.cssjs.replace'];
|
||
|
|
}
|
||
|
|
if ( isset( $file_data['browsercache.other.replace'] ) &&
|
||
|
|
!isset( $file_data['browsercache.other.querystring'] ) ) {
|
||
|
|
$file_data['browsercache.other.querystring'] = $file_data['browsercache.other.replace'];
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// changes in 0.9.5.4
|
||
|
|
//
|
||
|
|
if ( isset( $file_data['cdn.engine'] ) ) {
|
||
|
|
if ( $file_data['cdn.engine'] == 'cloudfront_fsd' ) {
|
||
|
|
$file_data['cdnfsd.engine'] = 'cloudfront';
|
||
|
|
$file_data['cdnfsd.enabled'] = $file_data['cdn.enabled'];
|
||
|
|
|
||
|
|
if ( isset( $file_data['cdn.cloudfront_fsd.access_key'] ) ) {
|
||
|
|
$file_data['cdnfsd.cloudfront.access_key'] =
|
||
|
|
$file_data['cdn.cloudfront_fsd.access_key'];
|
||
|
|
$file_data['cdnfsd.cloudfront.distribution_domain'] =
|
||
|
|
$file_data['cdn.cloudfront_fsd.distribution_domain'];
|
||
|
|
$file_data['cdnfsd.cloudfront.secret_key'] =
|
||
|
|
$file_data['cdn.cloudfront_fsd.secret_key'];
|
||
|
|
$file_data['cdnfsd.cloudfront.distribution_id'] =
|
||
|
|
$file_data['cdn.cloudfront_fsd.distribution_id'];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$file_data['version'] = W3TC_VERSION;
|
||
|
|
|
||
|
|
return $file_data;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
private function _set_if_exists_extension( &$a, $extension ) {
|
||
|
|
if ( isset( $a['extensions.settings'] ) &&
|
||
|
|
isset( $a['extensions.settings'][$extension] ) ) {
|
||
|
|
$a[$extension] = $a['extensions.settings'][$extension];
|
||
|
|
unset( $a['extensions.settings'][$extension] );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
private function _set_if_exists( &$a, $old_key, $new_key0, $new_key1 ) {
|
||
|
|
if ( isset( $a[$old_key] ) ) {
|
||
|
|
$a[$new_key0][$new_key1] = $a[$old_key];
|
||
|
|
unset( $a[$old_key] );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|