/**
* Propagate parameters necessary for modular rule basing on module_name parameter
*
* @param array $params
* @return array
* @throws \InvalidArgumentException
*/
public function getPatternDirs(array $params)
{
if (!array_key_exists('module_name', $params)) {
throw new \InvalidArgumentException('Required parameter "module_name" is not specified.');
}
$params['module_dir'] = $this->componentRegistrar->getPath(ComponentRegistrar::MODULE, $params['module_name']);
return $this->rule->getPatternDirs($params);
}
/**
* Propagate an underlying fallback rule to every theme in a hierarchy: parent, grandparent, etc.
*
* @param array $params
* @return array
* @throws \InvalidArgumentException
*/
public function getPatternDirs(array $params)
{
if (!array_key_exists('theme', $params) || !$params['theme'] instanceof ThemeInterface) {
throw new \InvalidArgumentException('Parameter "theme" should be specified and should implement the theme interface.');
}
$result = array();
/** @var $theme ThemeInterface */
$theme = $params['theme'];
unset($params['theme']);
while ($theme) {
if ($theme->getThemePath()) {
$params['theme_path'] = $theme->getThemePath();
$result = array_merge($result, $this->rule->getPatternDirs($params));
}
$theme = $theme->getParentTheme();
}
return $result;
}
/**
* Get path of file after using fallback rules
*
* @param RuleInterface $fallbackRule
* @param string $file
* @param array $params
* @return string|bool
*/
protected function resolveFile(RuleInterface $fallbackRule, $file, array $params = [])
{
foreach ($fallbackRule->getPatternDirs($params) as $dir) {
$path = "{$dir}/{$file}";
if ($this->rootDirectory->isExist($this->rootDirectory->getRelativePath($path))) {
return $path;
}
}
return false;
}
/**
* Get path of file after using fallback rules
*
* @param RuleInterface $fallbackRule
* @param string $file
* @param array $params
* @return string|bool
*/
protected function resolveFile(RuleInterface $fallbackRule, $file, array $params = [])
{
foreach ($fallbackRule->getPatternDirs($params) as $dir) {
$path = "{$dir}/{$file}";
$dirRead = $this->readFactory->create($dir);
if ($dirRead->isExist($file)) {
return $path;
}
}
return false;
}
/**
* Return pattern for theme locale directories, where <locale_placeholder> is placed to mark a locale's location.
*
* @param \Magento\Framework\View\Design\ThemeInterface $theme
* @return string
* @throws \Exception
*/
protected static function _getLocalePatternDir(\Magento\Framework\View\Design\ThemeInterface $theme)
{
$localePlaceholder = '<locale_placeholder>';
$params = array('area' => $theme->getArea(), 'theme' => $theme, 'locale' => $localePlaceholder);
$patternDirs = self::$_fallbackRule->getPatternDirs($params);
$themePath = '/' . $theme->getFullPath() . '/';
foreach ($patternDirs as $patternDir) {
$patternPath = $patternDir . '/';
if (strpos($patternPath, $themePath) !== false && strpos($patternPath, $localePlaceholder) !== false) {
return $patternDir;
}
}
throw new \Exception('Unable to determine theme locale path');
}
