262 lines
8.8 KiB
PHP
262 lines
8.8 KiB
PHP
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<?php
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namespace W3TC;
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/**
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* Minifiers object
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*/
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/**
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* class Minifier
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*/
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class Minify_ContentMinifier {
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/**
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* Config instance
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*/
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var $_config = null;
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/**
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* Minifiers array
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*
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* @var array
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*/
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var $_minifiers = array(
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'combinejs' => array( '\W3TCL\Minify\Minify_CombineOnly', 'minify' ),
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'combinecss' => array( '\W3TCL\Minify\Minify_CombineOnly', 'minify' ),
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'js' => array( '\W3TCL\Minify\JSMin', 'minify' ),
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'yuijs' => array( '\W3TCL\Minify\Minify_YUICompressor', 'minifyJs' ),
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'ccjs' => array( '\W3TCL\Minify\Minify_ClosureCompiler', 'minify' ),
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'jsminplus' => array( '\W3TCL\Minify\JSMinPlus', 'minify' ),
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'googleccjs' => array( '\W3TCL\Minify\Minify_JS_ClosureCompiler', 'minify' ),
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'css' => array( '\W3TCL\Minify\Minify_CSS', 'minify' ),
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'yuicss' => array( '\W3TCL\Minify\Minify_YUICompressor', 'minifyCss' ),
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'cssmin' => array( '\W3TCL\YuiCssMin\Minifier', 'minify_static' ),
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'csstidy' => array( '\W3TCL\Minify\Minify_CSSTidy', 'minify' ),
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'html' => array( '\W3TCL\Minify\Minify_HTML', 'minify' ),
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'htmlxml' => array( '\W3TCL\Minify\Minify_HTML', 'minify' ),
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'htmltidy' => array( '\W3TCL\Minify\Minify_HTMLTidy', 'minifyXhtml' ),
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'htmltidyxml' => array( '\W3TCL\Minify\Minify_HTMLTidy', 'minifyXml' )
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);
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/**
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* PHP5-style constructor
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*/
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function __construct() {
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$this->_config = Dispatcher::config();
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}
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/**
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* Returns true if minifier exists
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*
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* @param string $engine
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* @return boolean
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*/
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function exists( $engine ) {
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return isset( $this->_minifiers[$engine] );
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}
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/**
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* Returns true if minifier available
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*
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* @param string $engine
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* @return boolean
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*/
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function available( $engine ) {
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switch ( $engine ) {
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case 'yuijs':
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$path_java = $this->_config->get_string( 'minify.yuijs.path.java' );
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$path_jar = $this->_config->get_string( 'minify.yuijs.path.jar' );
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return file_exists( $path_java ) && file_exists( $path_jar );
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case 'yuicss':
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$path_java = $this->_config->get_string( 'minify.yuicss.path.java' );
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$path_jar = $this->_config->get_string( 'minify.yuicss.path.jar' );
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return file_exists( $path_java ) && file_exists( $path_jar );
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case 'ccjs':
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$path_java = $this->_config->get_string( 'minify.ccjs.path.java' );
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$path_jar = $this->_config->get_string( 'minify.ccjs.path.jar' );
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return file_exists( $path_java ) && file_exists( $path_jar );
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case 'htmltidy':
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case 'htmltidyxml':
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return class_exists( 'tidy' );
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}
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return $this->exists( $engine );
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}
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/**
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* Returns minifier
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*
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* @param string $engine
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* @return array
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*/
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function get_minifier( $engine ) {
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if ( isset( $this->_minifiers[$engine] ) ) {
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return $this->_minifiers[$engine];
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}
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return null;
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}
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/**
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* Initializes minifier
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*
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* @param string $engine
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* @return void
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*/
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function init( $engine ) {
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switch ( $engine ) {
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case 'yuijs':
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\W3TCL\Minify\Minify_YUICompressor::$tempDir = Util_File::create_tmp_dir();
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\W3TCL\Minify\Minify_YUICompressor::$javaExecutable = $this->_config->get_string( 'minify.yuijs.path.java' );
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\W3TCL\Minify\Minify_YUICompressor::$jarFile = $this->_config->get_string( 'minify.yuijs.path.jar' );
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break;
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case 'yuicss':
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\W3TCL\Minify\Minify_YUICompressor::$tempDir = Util_File::create_tmp_dir();
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\W3TCL\Minify\Minify_YUICompressor::$javaExecutable = $this->_config->get_string( 'minify.yuicss.path.java' );
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\W3TCL\Minify\Minify_YUICompressor::$jarFile = $this->_config->get_string( 'minify.yuicss.path.jar' );
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break;
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case 'ccjs':
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\W3TCL\Minify\Minify_ClosureCompiler::$tempDir = Util_File::create_tmp_dir();
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\W3TCL\Minify\Minify_ClosureCompiler::$javaExecutable = $this->_config->get_string( 'minify.ccjs.path.java' );
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\W3TCL\Minify\Minify_ClosureCompiler::$jarFile = $this->_config->get_string( 'minify.ccjs.path.jar' );
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break;
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}
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}
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/**
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* Returns minifier options
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*
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* @param string $engine
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* @return array
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*/
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function get_options( $engine ) {
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$options = array();
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switch ( $engine ) {
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case 'js':
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$options = array(
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'preserveComments' => !$this->_config->get_boolean( 'minify.js.strip.comments' ),
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'stripCrlf' => $this->_config->get_boolean( 'minify.js.strip.crlf' )
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);
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break;
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case 'css':
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$options = array(
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'preserveComments' => !$this->_config->get_boolean( 'minify.css.strip.comments' ),
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'stripCrlf' => $this->_config->get_boolean( 'minify.css.strip.crlf' )
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);
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$symlinks = $this->_config->get_array( 'minify.symlinks' );
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$docroot = Util_Environment::document_root();
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foreach ( $symlinks as $link => $target ) {
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$link = str_replace( '//', realpath( $docroot ), $link );
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$link = strtr( $link, '/', DIRECTORY_SEPARATOR );
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$options['symlinks'][$link] = realpath( $target );
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}
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break;
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case 'yuijs':
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$options = array(
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'line-break' => $this->_config->get_integer( 'minify.yuijs.options.line-break' ),
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'nomunge' => $this->_config->get_boolean( 'minify.yuijs.options.nomunge' ),
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'preserve-semi' => $this->_config->get_boolean( 'minify.yuijs.options.preserve-semi' ),
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'disable-optimizations' => $this->_config->get_boolean( 'minify.yuijs.options.disable-optimizations' )
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);
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break;
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case 'yuicss':
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$options = array(
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'line-break' => $this->_config->get_integer( 'minify.yuicss.options.line-break' )
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);
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break;
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case 'ccjs':
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$options = array(
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'compilation_level' => $this->_config->get_string( 'minify.ccjs.options.compilation_level' ),
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'formatting' => $this->_config->get_string( 'minify.ccjs.options.formatting' )
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);
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break;
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case 'googleccjs':
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$options = array(
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'compilation_level' => $this->_config->get_string( 'minify.ccjs.options.compilation_level' ),
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'formatting' => $this->_config->get_string( 'minify.ccjs.options.formatting' )
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);
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break;
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case 'csstidy':
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$options = array(
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'remove_bslash' => $this->_config->get_boolean( 'minify.csstidy.options.remove_bslash' ),
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'compress_colors' => $this->_config->get_boolean( 'minify.csstidy.options.compress_colors' ),
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'compress_font-weight' => $this->_config->get_boolean( 'minify.csstidy.options.compress_font-weight' ),
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'lowercase_s' => $this->_config->get_boolean( 'minify.csstidy.options.lowercase_s' ),
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'optimise_shorthands' => $this->_config->get_integer( 'minify.csstidy.options.optimise_shorthands' ),
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'remove_last_;' => $this->_config->get_boolean( 'minify.csstidy.options.remove_last_;' ),
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'space_before_important' => !$this->_config->get_boolean( 'minify.csstidy.options.remove_space_before_important' ),
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'case_properties' => $this->_config->get_integer( 'minify.csstidy.options.case_properties' ),
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'sort_properties' => $this->_config->get_boolean( 'minify.csstidy.options.sort_properties' ),
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'sort_selectors' => $this->_config->get_boolean( 'minify.csstidy.options.sort_selectors' ),
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'merge_selectors' => $this->_config->get_integer( 'minify.csstidy.options.merge_selectors' ),
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'discard_invalid_selectors' => $this->_config->get_boolean( 'minify.csstidy.options.discard_invalid_selectors' ),
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'discard_invalid_properties' => $this->_config->get_boolean( 'minify.csstidy.options.discard_invalid_properties' ),
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'css_level' => $this->_config->get_string( 'minify.csstidy.options.css_level' ),
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'preserve_css' => $this->_config->get_boolean( 'minify.csstidy.options.preserve_css' ),
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'timestamp' => $this->_config->get_boolean( 'minify.csstidy.options.timestamp' ),
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'template' => $this->_config->get_string( 'minify.csstidy.options.template' )
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);
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break;
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case 'html':
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case 'htmlxml':
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$options = array(
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'xhtml' => true,
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'stripCrlf' => $this->_config->get_boolean( 'minify.html.strip.crlf' ),
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'ignoredComments' => $this->_config->get_array( 'minify.html.comments.ignore' )
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);
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break;
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case 'htmltidy':
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case 'htmltidyxml':
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$options = array(
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'clean' => $this->_config->get_boolean( 'minify.htmltidy.options.clean' ),
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'hide-comments' => $this->_config->get_boolean( 'minify.htmltidy.options.hide-comments' ),
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'wrap' => $this->_config->get_integer( 'minify.htmltidy.options.wrap' )
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);
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break;
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}
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if ( $this->_config->get_boolean( 'browsercache.enabled' ) && ( $this->_config->get_boolean( 'browsercache.cssjs.replace' ) || $this->_config->get_boolean( 'browsercache.html.replace' ) || $this->_config->get_boolean( 'browsercache.other.replace' ) ) ) {
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$w3_plugin_browsercache = Dispatcher::component( 'BrowserCache_Plugin' );
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$browsercache_core = Dispatcher::component( 'BrowserCache_Core' );
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$options = array_merge( $options, array(
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'browserCacheId' => $w3_plugin_browsercache->get_filename_uniqualizator(),
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'browserCacheExtensions' => $browsercache_core->get_replace_extensions( $this->_config )
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) );
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}
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if ( $this->_config->get_boolean( 'cdn.enabled' ) ) {
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$common = Dispatcher::component( 'Cdn_Core' );
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$cdn = $common->get_cdn();
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$options = array_merge( $options, array(
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'prependAbsolutePathCallback' => array( &$cdn, 'get_prepend_path' ),
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) );
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}
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return $options;
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}
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}
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