public function registerEvents()
{
$app = $this->app;
$events = $this->app->make('director');
// Add the sitemap icons listener
$events->addListener('on_before_render', function ($event) use($app) {
$c = Page::getCurrentPage();
$view = $event->getArgument('view');
$assets = $app->make('asset_pipeline/helper/assets');
$theme = null;
if (is_object($c)) {
$theme = $c->getCollectionThemeObject();
} else {
$theme = Theme::getSiteTheme();
}
// TODO: If there are page-specific styles set, should we use
// this one instead:
//$style = $c->getCustomStyleObject();
$style = $theme->getThemeCustomStyleObject();
if (is_object($style)) {
$valueList = $style->getValueList();
if ($valueList instanceof \Concrete\Core\StyleCustomizer\Style\ValueList) {
$variables = array();
foreach ($valueList->getValues() as $value) {
$variables = array_merge($value->toLessVariablesArray(), $variables);
}
$assets->setStylesheetVariables('theme', $variables);
}
}
$view->addScopeItems(array('assets' => $assets));
});
}
public function setThemeContext($theme = null)
{
if ($theme === null) {
$c = Page::getCurrentPage();
if (is_object($c)) {
$theme = $c->getCollectionThemeObject();
} else {
$theme = Theme::getSiteTheme();
}
}
if (!is_object($theme)) {
// TODO: Check whether this can happen or not...
throw new Exception(t("No theme available for the page!"));
}
$env = Environment::get();
$r = $env->getRecord(DIRNAME_THEMES . '/' . $theme->getThemeHandle(), $theme->getPackageHandle());
$this->themeBasePath = $r->file;
}
/**
* @return bool|int[] true on success, array of error codes on failure
*/
public function testForUninstall()
{
$errors = array();
$manager = new Manager($this->app);
/**
* @var $driver ItemInterface
*/
$driver = $manager->driver('theme');
$themes = $driver->getItems($this->getPackageEntity());
/** @var Theme[] $themes */
// Step 1, check for active themes
$active_theme = Theme::getSiteTheme();
foreach ($themes as $theme) {
if ($active_theme->getThemeID() == $theme->getThemeID()) {
$errors[] = self::E_PACKAGE_THEME_ACTIVE;
break;
}
}
if (count($errors) > 0) {
$e = $this->app->make('error');
foreach ($errors as $error) {
$e->add($this->getErrorText($error));
}
return $e;
} else {
return true;
}
}
