diff options
Diffstat (limited to 'vendors/dokuwiki/lib/exe/css.php')
| -rw-r--r-- | vendors/dokuwiki/lib/exe/css.php | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/vendors/dokuwiki/lib/exe/css.php b/vendors/dokuwiki/lib/exe/css.php deleted file mode 100644 index 2cb383de0..000000000 --- a/vendors/dokuwiki/lib/exe/css.php +++ /dev/null @@ -1,330 +0,0 @@ -<?php -/** - * DokuWiki StyleSheet creator - * - * @license GPL 2 (http://www.gnu.org/licenses/gpl.html) - * @author Andreas Gohr <andi@splitbrain.org> - */ - -if(!defined('DOKU_INC')) define('DOKU_INC',dirname(__FILE__).'/../../'); -if(!defined('NOSESSION')) define('NOSESSION',true); // we do not use a session or authentication here (better caching) -if(!defined('DOKU_DISABLE_GZIP_OUTPUT')) define('DOKU_DISABLE_GZIP_OUTPUT',1); // we gzip ourself here -require_once(DOKU_INC.'inc/init.php'); -require_once(DOKU_INC.'inc/pageutils.php'); -require_once(DOKU_INC.'inc/httputils.php'); -require_once(DOKU_INC.'inc/io.php'); -require_once(DOKU_INC.'inc/confutils.php'); - -// Main (don't run when UNIT test) -if(!defined('SIMPLE_TEST')){ - header('Content-Type: text/css; charset=utf-8'); - css_out(); -} - - -// ---------------------- functions ------------------------------ - -/** - * Output all needed Styles - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_out(){ - global $conf; - global $lang; - $style = ''; - if (isset($_REQUEST['s']) && - in_array($_REQUEST['s'], array('all', 'print', 'feed'))) { - $style = $_REQUEST['s']; - } - - $tpl = trim(preg_replace('/[^\w-]+/','',$_REQUEST['t'])); - if($tpl){ - $tplinc = DOKU_INC.'lib/tpl/'.$tpl.'/'; - $tpldir = DOKU_BASE.'lib/tpl/'.$tpl.'/'; - }else{ - $tplinc = DOKU_TPLINC; - $tpldir = DOKU_TPL; - } - - // The generated script depends on some dynamic options - $cache = getCacheName('styles'.$_SERVER['HTTP_HOST'].$_SERVER['SERVER_PORT'].DOKU_BASE.$tplinc.$style,'.css'); - - // load template styles - $tplstyles = array(); - if(@file_exists($tplinc.'style.ini')){ - $ini = parse_ini_file($tplinc.'style.ini',true); - foreach($ini['stylesheets'] as $file => $mode){ - $tplstyles[$mode][$tplinc.$file] = $tpldir; - } - } - - // Array of needed files and their web locations, the latter ones - // are needed to fix relative paths in the stylesheets - $files = array(); - //if (isset($tplstyles['all'])) $files = array_merge($files, $tplstyles['all']); - if(!empty($style)){ - $files[DOKU_INC.'lib/styles/'.$style.'.css'] = DOKU_MEDIA.'lib/styles/'; - // load plugin, template, user styles - $files = array_merge($files, css_pluginstyles($style)); - if (isset($tplstyles[$style])) $files = array_merge($files, $tplstyles[$style]); - $files[DOKU_CONF.'user'.$style.'.css'] = DOKU_MEDIA; - }else{ - $files[DOKU_INC.'lib/styles/style.css'] = DOKU_MEDIA.'lib/styles/'; - // load plugin, template, user styles - $files = array_merge($files, css_pluginstyles('screen')); - if (isset($tplstyles['screen'])) $files = array_merge($files, $tplstyles['screen']); - if($lang['direction'] == 'rtl'){ - if (isset($tplstyles['rtl'])) $files = array_merge($files, $tplstyles['rtl']); - } - $files[DOKU_CONF.'userstyle.css'] = DOKU_BASE; - } - - // check cache age & handle conditional request - header('Cache-Control: public, max-age=3600'); - header('Pragma: public'); - if(css_cacheok($cache,array_keys($files),$tplinc)){ - http_conditionalRequest(filemtime($cache)); - if($conf['allowdebug']) header("X-CacheUsed: $cache"); - - // finally send output - if ($conf['gzip_output'] && http_gzip_valid($cache)) { - header('Vary: Accept-Encoding'); - header('Content-Encoding: gzip'); - readfile($cache.".gz"); - } else { - if (!http_sendfile($cache)) readfile($cache); - } - - return; - } else { - http_conditionalRequest(time()); - } - - // start output buffering and build the stylesheet - ob_start(); - - // print the default classes for interwiki links and file downloads - css_interwiki(); - css_filetypes(); - - // load files - foreach($files as $file => $location){ - print css_loadfile($file, $location); - } - - // end output buffering and get contents - $css = ob_get_contents(); - ob_end_clean(); - - // apply style replacements - $css = css_applystyle($css,$tplinc); - - // compress whitespace and comments - if($conf['compress']){ - $css = css_compress($css); - } - - // save cache file - io_saveFile($cache,$css); - if(function_exists('gzopen')) io_saveFile("$cache.gz",$css); - - // finally send output - if ($conf['gzip_output']) { - header('Vary: Accept-Encoding'); - header('Content-Encoding: gzip'); - print gzencode($css,9,FORCE_GZIP); - } else { - print $css; - } -} - -/** - * Checks if a CSS Cache file still is valid - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_cacheok($cache,$files,$tplinc){ - global $config_cascade; - - if(isset($_REQUEST['purge'])) return false; //support purge request - - $ctime = @filemtime($cache); - if(!$ctime) return false; //There is no cache - - // some additional files to check - $files = array_merge($files, getConfigFiles('main')); - $files[] = $tplinc.'style.ini'; - $files[] = __FILE__; - - // now walk the files - foreach($files as $file){ - if(@filemtime($file) > $ctime){ - return false; - } - } - return true; -} - -/** - * Does placeholder replacements in the style according to - * the ones defined in a templates style.ini file - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_applystyle($css,$tplinc){ - if(@file_exists($tplinc.'style.ini')){ - $ini = parse_ini_file($tplinc.'style.ini',true); - $css = strtr($css,$ini['replacements']); - } - return $css; -} - -/** - * Prints classes for interwikilinks - * - * Interwiki links have two classes: 'interwiki' and 'iw_$name>' where - * $name is the identifier given in the config. All Interwiki links get - * an default style with a default icon. If a special icon is available - * for an interwiki URL it is set in it's own class. Both classes can be - * overwritten in the template or userstyles. - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_interwiki(){ - - // default style - echo 'a.interwiki {'; - echo ' background: transparent url('.DOKU_MEDIA.'lib/images/interwiki.png) 0px 1px no-repeat;'; - echo ' padding-left: 16px;'; - echo '}'; - - // additional styles when icon available - $iwlinks = getInterwiki(); - foreach(array_keys($iwlinks) as $iw){ - $class = preg_replace('/[^_\-a-z0-9]+/i','_',$iw); - if(@file_exists(DOKU_INC.'lib/images/interwiki/'.$iw.'.png')){ - echo "a.iw_$class {"; - echo ' background-image: url('.DOKU_MEDIA.'lib/images/interwiki/'.$iw.'.png)'; - echo '}'; - }elseif(@file_exists(DOKU_INC.'lib/images/interwiki/'.$iw.'.gif')){ - echo "a.iw_$class {"; - echo ' background-image: url('.DOKU_MEDIA.'lib/images/interwiki/'.$iw.'.gif)'; - echo '}'; - } - } -} - -/** - * Prints classes for file download links - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_filetypes(){ - - // default style - echo 'a.mediafile {'; - echo ' background: transparent url('.DOKU_MEDIA.'lib/images/fileicons/file.png) 0px 1px no-repeat;'; - echo ' padding-left: 18px;'; - echo ' padding-bottom: 1px;'; - echo '}'; - - // additional styles when icon available - // scan directory for all icons - $exts = array(); - if($dh = opendir(DOKU_INC.'lib/images/fileicons')){ - while(false !== ($file = readdir($dh))){ - if(preg_match('/([_\-a-z0-9]+(?:\.[_\-a-z0-9]+)*?)\.(png|gif)/i',$file,$match)){ - $ext = strtolower($match[1]); - $type = '.'.strtolower($match[2]); - if($ext!='file' && (!isset($exts[$ext]) || $type=='.png')){ - $exts[$ext] = $type; - } - } - } - closedir($dh); - } - foreach($exts as $ext=>$type){ - $class = preg_replace('/[^_\-a-z0-9]+/','_',$ext); - echo "a.mf_$class {"; - echo ' background-image: url('.DOKU_MEDIA.'lib/images/fileicons/'.$ext.$type.')'; - echo '}'; - } -} - -/** - * Loads a given file and fixes relative URLs with the - * given location prefix - */ -function css_loadfile($file,$location=''){ - if(!@file_exists($file)) return ''; - $css = io_readFile($file); - if(!$location) return $css; - - $css = preg_replace('#(url\([ \'"]*)((?!/|http://|https://| |\'|"))#','\\1'.$location.'\\3',$css); - return $css; -} - - -/** - * Returns a list of possible Plugin Styles (no existance check here) - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_pluginstyles($mode='screen'){ - global $lang; - $list = array(); - $plugins = plugin_list(); - foreach ($plugins as $p){ - if($mode == 'all'){ - $list[DOKU_PLUGIN."$p/all.css"] = DOKU_BASE."lib/plugins/$p/"; - }elseif($mode == 'print'){ - $list[DOKU_PLUGIN."$p/print.css"] = DOKU_BASE."lib/plugins/$p/"; - }elseif($mode == 'feed'){ - $list[DOKU_PLUGIN."$p/feed.css"] = DOKU_BASE."lib/plugins/$p/"; - }else{ - $list[DOKU_PLUGIN."$p/style.css"] = DOKU_BASE."lib/plugins/$p/"; - $list[DOKU_PLUGIN."$p/screen.css"] = DOKU_BASE."lib/plugins/$p/"; - } - if($lang['direction'] == 'rtl'){ - $list[DOKU_PLUGIN."$p/rtl.css"] = DOKU_BASE."lib/plugins/$p/"; - } - } - return $list; -} - -/** - * Very simple CSS optimizer - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_compress($css){ - //strip comments through a callback - $css = preg_replace_callback('#(/\*)(.*?)(\*/)#s','css_comment_cb',$css); - - //strip (incorrect but common) one line comments - $css = preg_replace('/(?<!:)\/\/.*$/m','',$css); - - // strip whitespaces - $css = preg_replace('![\r\n\t ]+!',' ',$css); - $css = preg_replace('/ ?([:;,{}\/]) ?/','\\1',$css); - - // shorten colors - $css = preg_replace("/#([0-9a-fA-F]{1})\\1([0-9a-fA-F]{1})\\2([0-9a-fA-F]{1})\\3/", "#\\1\\2\\3",$css); - - return $css; -} - -/** - * Callback for css_compress() - * - * Keeps short comments (< 5 chars) to maintain typical browser hacks - * - * @author Andreas Gohr <andi@splitbrain.org> - */ -function css_comment_cb($matches){ - if(strlen($matches[2]) > 4) return ''; - return $matches[0]; -} - -//Setup VIM: ex: et ts=4 enc=utf-8 : |