protected function maybeCompressCssCode($css)
    {
        if (($benchmark = !empty($this->options['benchmark']) && $this->options['benchmark'] === 'details')) {
            $time = microtime(true);
        }
        $css = (string) $css; // Force string value.

        if (isset($this->options['compress_css_code'])) {
            if (!$this->options['compress_css_code']) {
                $disabled = true; // Disabled flag.
            }
        }
        if (!$css || !empty($disabled)) {
            goto finale; // Nothing to do.
        }
        if (strlen($css) > 1000000) {
            // Exclude VERY large files. Too time-consuming.
            // Should really be compressed ahead-of-time anyway.
            goto finale; // Don't compress HUGE files.
        }
        try { // Catch CSS compression-related exceptions.
            if (!($compressed_css = \WebSharks\CssMinifier\Core::compress($css))) {
                // `E_USER_NOTICE` to avoid a show-stopping problem.
                trigger_error('CSS compression failure.', E_USER_NOTICE);
            } else {
                $css = $this->stripUtf8Bom($compressed_css);
            } // Use compressed CSS file.
        } catch (\Exception $exception) {
            trigger_error($exception->getMessage(), E_USER_NOTICE);
        }
        finale: // Target point; finale/return value.

        if ($css) {
            $css = trim($css);
        }
        if ($benchmark && !empty($time) && $css && empty($disabled)) {
            $this->benchmark->addTime(
                __FUNCTION__,
                $time, // Caller, start time, task performed.
                sprintf('compressing CSS w/ checksum: `%1$s`', md5($css))
            );
        }
        return $css;
    }
protected function maybeCompressCssCode($css)
    {
        if (($benchmark = !empty($this->options['benchmark']) && $this->options['benchmark'] === 'details')) {
            $time = microtime(true);
        }
        $css = (string) $css; // Force string value.

        if (isset($this->options['compress_css_code'])) {
            if (!$this->options['compress_css_code']) {
                $disabled = true; // Disabled flag.
            }
        }
        if (!$css || !empty($disabled)) {
            goto finale; // Nothing to do.
        }
        if (strlen($css) > 1000000) {
            // Exclude VERY large files. Too time-consuming.
            // Should really be compressed ahead-of-time anyway.
            goto finale; // Don't compress HUGE files.
        }
        try { // Catch CSS compression-related exceptions.
            if (!($compressed_css = \WebSharks\CssMinifier\Core::compress($css))) {
                // `E_USER_NOTICE` to avoid a show-stopping problem.
                trigger_error('CSS compression failure.', E_USER_NOTICE);
            } else {
                $css = $this->stripUtf8Bom($compressed_css);
            } // Use compressed CSS file.
        } catch (\Exception $exception) {
            trigger_error($exception->getMessage(), E_USER_NOTICE);
        }
        finale: // Target point; finale/return value.

        if ($css) {
            $css = trim($css);
        }
        if ($benchmark && !empty($time) && $css && empty($disabled)) {
            $this->benchmark->addTime(
                __FUNCTION__,
                $time, // Caller, start time, task performed.
                sprintf('compressing CSS w/ checksum: `%1$s`', md5($css))
            );
        }
        return $css;
    }
protected function maybeCompressCssCode ( $ css ) { if ( ( $ benchmark = ! empty ( $ this -> options [ 'benchmark' ] ) && $ this -> options [ 'benchmark' ] === 'details' ) ) { $ time = microtime ( true ) ; } $ css = ( string ) $ css ; // Force string value. if ( isset ( $ this -> options [ 'compress_css_code' ] ) ) { if ( ! $ this -> options [ 'compress_css_code' ] ) { $ disabled = true ; // Disabled flag. } } if ( ! $ css || ! empty ( $ disabled ) ) { goto finale ; // Nothing to do. } if ( strlen ( $ css ) > 1000000 ) { // Exclude VERY large files. Too time-consuming. // Should really be compressed ahead-of-time anyway. goto finale ; // Don't compress HUGE files. } try { // Catch CSS compression-related exceptions. if ( ! ( $ compressed_css = \ WebSharks \ CssMinifier \ Core :: compress ( $ css ) ) ) { // `E_USER_NOTICE` to avoid a show-stopping problem. trigger_error ( 'CSS compression failure.' , E_USER_NOTICE ) ; } else { $ css = $ this -> stripUtf8Bom ( $ compressed_css ) ; } // Use compressed CSS file. } catch ( \ Exception $ exception ) { trigger_error ( $ exception -> getMessage ( ) , E_USER_NOTICE ) ; } finale : // Target point; finale/return value. if ( $ css ) { $ css = trim ( $ css ) ; } if ( $ benchmark && ! empty ( $ time ) && $ css && empty ( $ disabled ) ) { $ this -> benchmark -> addTime ( __FUNCTION__ , $ time , // Caller, start time, task performed. sprintf ( 'compressing CSS w/ checksum: `%1$s`' , md5 ( $ css ) ) ) ; } return $ css ; }
Maybe compress CSS code.

@since 140417 Initial release.

@param string $css Raw CSS code.

@return string CSS code (possibly compressed).
Maybe compress CSS code .