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<?php
namespace dokuwiki;
class StyleUtils
{
/**
* Load style ini contents
*
* Loads and merges style.ini files from template and config and prepares
* the stylesheet modes
*
* @author Andreas Gohr <andi@splitbrain.org>
*
* @param string $tpl the used template
* @param bool $preview load preview replacements
* @return array with keys 'stylesheets' and 'replacements'
*/
public function cssStyleini($tpl, $preview=false) {
global $conf;
$stylesheets = array(); // mode, file => base
// guaranteed placeholder => value
$replacements = array(
'__text__' => "#000",
'__background__' => "#fff",
'__text_alt__' => "#999",
'__background_alt__' => "#eee",
'__text_neu__' => "#666",
'__background_neu__' => "#ddd",
'__border__' => "#ccc",
'__highlight__' => "#ff9",
'__link__' => "#00f",
);
// load template's style.ini
$incbase = tpl_incdir($tpl);
$webbase = tpl_basedir($tpl);
$ini = $incbase.'style.ini';
if(file_exists($ini)){
$data = parse_ini_file($ini, true);
// stylesheets
if(is_array($data['stylesheets'])) foreach($data['stylesheets'] as $file => $mode){
if (!file_exists($incbase . $file)) {
list($extension, $basename) = array_map('strrev', explode('.', strrev($file), 2));
$newExtension = $extension === 'css' ? 'less' : 'css';
if (file_exists($incbase . $basename . '.' . $newExtension)) {
$stylesheets[$mode][$incbase . $basename . '.' . $newExtension] = $webbase;
if ($conf['allowdebug']) {
msg("Stylesheet $file not found, using $basename.$newExtension instead. Please contact developer of \"{$conf['template']}\" template.", 2);
}
continue;
}
}
$stylesheets[$mode][$incbase . $file] = $webbase;
}
// replacements
if(is_array($data['replacements'])){
$replacements = array_merge($replacements, $this->cssFixreplacementurls($data['replacements'],$webbase));
}
}
// load configs's style.ini
$webbase = DOKU_BASE;
$ini = DOKU_CONF."tpl/$tpl/style.ini";
$incbase = dirname($ini).'/';
if(file_exists($ini)){
$data = parse_ini_file($ini, true);
// stylesheets
if(isset($data['stylesheets']) && is_array($data['stylesheets'])) foreach($data['stylesheets'] as $file => $mode){
$stylesheets[$mode][$incbase.$file] = $webbase;
}
// replacements
if(isset($data['replacements']) && is_array($data['replacements'])){
$replacements = array_merge($replacements, $this->cssFixreplacementurls($data['replacements'],$webbase));
}
}
// allow replacement overwrites in preview mode
if($preview) {
$webbase = DOKU_BASE;
$ini = $conf['cachedir'].'/preview.ini';
if(file_exists($ini)) {
$data = parse_ini_file($ini, true);
// replacements
if(is_array($data['replacements'])) {
$replacements = array_merge($replacements, $this->cssFixreplacementurls($data['replacements'], $webbase));
}
}
}
return array(
'stylesheets' => $stylesheets,
'replacements' => $replacements
);
}
/**
* Amend paths used in replacement relative urls, refer FS#2879
*
* @author Chris Smith <chris@jalakai.co.uk>
*
* @param array $replacements with key-value pairs
* @param string $location
* @return array
*/
protected function cssFixreplacementurls($replacements, $location) {
foreach($replacements as $key => $value) {
$replacements[$key] = preg_replace('#(url\([ \'"]*)(?!/|data:|http://|https://| |\'|")#','\\1'.$location,$value);
}
return $replacements;
}
}
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