<?php namespace W3TC; class SystemOpCache_Core { public function is_enabled() { return Util_Installed::opcache() || Util_Installed::apc_opcache(); } public function flush() { if ( Util_Installed::opcache() ) { return opcache_reset(); } else if ( Util_Installed::apc_opcache() ) { $result = apc_clear_cache(); // that doesnt clear user cache $result |= apc_clear_cache( 'opcode' ); // extra return $result; } return false; } public function flush_file( $filename ) { if ( file_exists( $filename ) ) { } else if ( file_exists( ABSPATH . $filename ) ) $filename = ABSPATH . DIRECTORY_SEPARATOR . $filename; elseif ( file_exists( WP_CONTENT_DIR . DIRECTORY_SEPARATOR . $filename ) ) $filename = WP_CONTENT_DIR . DIRECTORY_SEPARATOR . $filename; elseif ( file_exists( WPINC . DIRECTORY_SEPARATOR . $filename ) ) $filename = WPINC . DIRECTORY_SEPARATOR . $filename; elseif ( file_exists( WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . $filename ) ) $filename = WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . $filename; else return false; if ( function_exists( 'opcache_invalidate' ) ) return opcache_invalidate( $filename, true ); else if ( function_exists( 'apc_compile_file' ) ) return apc_compile_file( $filename ); return false; } }