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Diffstat (limited to 'min/lib/Minify/CSS.php')
-rw-r--r-- | min/lib/Minify/CSS.php | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/min/lib/Minify/CSS.php b/min/lib/Minify/CSS.php new file mode 100644 index 0000000..b2d8e0b --- /dev/null +++ b/min/lib/Minify/CSS.php @@ -0,0 +1,83 @@ +<?php +/** + * Class Minify_CSS + * @package Minify + */ + +/** + * Minify CSS + * + * This class uses Minify_CSS_Compressor and Minify_CSS_UriRewriter to + * minify CSS and rewrite relative URIs. + * + * @package Minify + * @author Stephen Clay <steve@mrclay.org> + * @author http://code.google.com/u/1stvamp/ (Issue 64 patch) + */ +class Minify_CSS { + + /** + * Minify a CSS string + * + * @param string $css + * + * @param array $options available options: + * + * 'preserveComments': (default true) multi-line comments that begin + * with "/*!" will be preserved with newlines before and after to + * enhance readability. + * + * 'prependRelativePath': (default null) if given, this string will be + * prepended to all relative URIs in import/url declarations + * + * 'currentDir': (default null) if given, this is assumed to be the + * directory of the current CSS file. Using this, minify will rewrite + * all relative URIs in import/url declarations to correctly point to + * the desired files. For this to work, the files *must* exist and be + * visible by the PHP process. + * + * 'symlinks': (default = array()) If the CSS file is stored in + * a symlink-ed directory, provide an array of link paths to + * target paths, where the link paths are within the document root. Because + * paths need to be normalized for this to work, use "//" to substitute + * the doc root in the link paths (the array keys). E.g.: + * <code> + * array('//symlink' => '/real/target/path') // unix + * array('//static' => 'D:\\staticStorage') // Windows + * </code> + * + * @return string + */ + public static function minify($css, $options = array()) + { + require_once 'Minify/CSS/Compressor.php'; + if (isset($options['preserveComments']) + && !$options['preserveComments']) { + $css = Minify_CSS_Compressor::process($css, $options); + } else { + require_once 'Minify/CommentPreserver.php'; + $css = Minify_CommentPreserver::process( + $css + ,array('Minify_CSS_Compressor', 'process') + ,array($options) + ); + } + if (! isset($options['currentDir']) && ! isset($options['prependRelativePath'])) { + return $css; + } + require_once 'Minify/CSS/UriRewriter.php'; + if (isset($options['currentDir'])) { + return Minify_CSS_UriRewriter::rewrite( + $css + ,$options['currentDir'] + ,isset($options['docRoot']) ? $options['docRoot'] : $_SERVER['DOCUMENT_ROOT'] + ,isset($options['symlinks']) ? $options['symlinks'] : array() + ); + } else { + return Minify_CSS_UriRewriter::prepend( + $css + ,$options['prependRelativePath'] + ); + } + } +} |