CssCompiler.php

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<?php
 
namespace Elgg\Assets;
 
use Elgg\EventsService;
use Elgg\Includer;
use Elgg\Project\Paths;
 
class CssCompiler {
 
    public function __construct(protected EventsService $events) {
    }
    
    public function getCssVars(array $compiler_options = [], bool $load_config_vars = true): array {
        $default_vars = array_merge($this->getCoreVars(), $this->getPluginVars());
        $custom_vars = (array) elgg_extract('vars', $compiler_options, []);
        $vars = array_merge($default_vars, $custom_vars);
        
        $results = (array) $this->events->triggerResults('vars:compiler', 'css', $compiler_options, $vars);
        
        if (!$load_config_vars) {
            return $results;
        }
        
        return array_merge($results, (array) elgg_get_config('custom_theme_vars', []));
    }
 
    protected function getCoreVars(): array {
        $file = Paths::elgg() . 'engine/theme.php';
        return Includer::includeFile($file);
    }
 
    protected function getPluginVars(): array {
        $return = [];
        
        $plugins = elgg_get_plugins('active');
        foreach ($plugins as $plugin) {
            $plugin_vars = $plugin->getStaticConfig('theme', []);
            if (empty($plugin_vars)) {
                continue;
            }
            
            $return = array_merge($return, $plugin_vars);
        }
        
        return $return;
    }
}