Class luya\cms\admin\importers\CmslayoutImporter

                public function comparePlaceholders($array1, $array2)
{
    if (!array_key_exists('placeholders', $array1) || !array_key_exists('placeholders', $array2)) {
        return false;
    }
    $a1 = $array1['placeholders'];
    $a2 = $array2['placeholders'];
    if ((is_countable($a1) ? count($a1) : 0) !== (is_countable($a2) ? count($a2) : 0)) {
        return false;
    }
    foreach ($a1 as $key => $holder) {
        if (!array_key_exists($key, $a2)) {
            return false;
        }
        foreach ($holder as $var => $value) {
            if ($var == "label") {
                continue;
            }
            if (!array_key_exists($var, $a2[$key])) {
                return false;
            }
            if ($value != $a2[$key][$var]) {
                return false;
            }
        }
    }
    return true;
}

            

                protected function generateReadableName($name)
{
    return Inflector::humanize(Inflector::camel2words($name));
}

            

                protected function getFilesFromFolder($folderPath)
{
    return FileHelper::findFiles($folderPath, [
        'recursive' => false,
        'caseSensitive' => false,
        'only' => ['*.php'],
        'filter' => fn ($path) => in_array(substr(basename($path), 0, 1), $this->ignorePrefix) ? false : null]);
}

            

                protected function handleLayoutFile(&$layoutFiles, $path, $themeName = null)
{
    $aliased = Yii::getAlias($path, false);
    $filePath = $aliased ?: $path;
    if (is_dir($filePath)) {
        foreach ($this->getFilesFromFolder($filePath) as $file) {
            $handler = $this->importLayoutFile($file, $path, $themeName);
            if ($handler) {
                $layoutFiles[] = $handler;
            }
        }
    } else {
        $handler = $this->importLayoutFile($filePath, $path, $themeName);
        if ($handler) {
            $layoutFiles[] = $handler;
        }
    }
}

            

                protected function importLayoutFile($file, $aliased, $themeName = null)
{
    if (!file_exists($file)) {
        return false;
    }
    $fileinfo = FileHelper::getFileInfo($file);
    $baseName = $fileinfo->name . '.' . $fileinfo->extension;
    $fileBaseName = $aliased . DIRECTORY_SEPARATOR . $baseName;
    $json = false;
    if (file_exists($fileinfo->sourceFilename. '.json')) {
        $json = FileHelper::getFileContent($fileinfo->sourceFilename. '.json');
        try {
            if ($json) {
                $json = Json::decode($json);
                // the rows column defines the placeholders
                // if the rows column does not exists fail back to normal layout processing
                if (isset($json['rows'])) {
                    $json = $json['rows'];
                } else {
                    $json = false;
                }
            }
        } catch (\Exception $e) {
            $json = false;
        }
    }
    $readableFileName = $this->generateReadableName($fileinfo->name);
    if ($themeName) {
        $readableFileName = $this->generateReadableName($themeName) . ' - ' . $readableFileName;
    }
    $content = file_get_contents($file);
    preg_match_all("/placeholders\[[\'\"](.*?)[\'\"]\]/", $content, $results);
    if (!$json) {
        $placeholder = [];
        foreach (array_unique($results[1]) as $holderName) {
            if (!$this->isValidPlaceholderName($holderName)) {
                throw new Exception("Wrong variable name detected '".$holderName."'. Special chars are not allowed in placeholder variables, allowed chars are a-zA-Z0-9");
            }
            $placeholder[] = ['label' => $this->generateReadableName($holderName), 'var' => $holderName];
        }
        $_placeholders = ['placeholders' => [$placeholder]];
    } else {
        $_placeholders = ['placeholders' => $json];
    }
    $layoutItem = Layout::find()->where(['or', ['view_file' => $fileBaseName], ['view_file' => $baseName]])->one();
    if ($layoutItem) {
        $match = $this->comparePlaceholders($_placeholders, Json::decode($layoutItem->json_config, ));
        $matchRevert = $this->comparePlaceholders(Json::decode($layoutItem->json_config), $_placeholders);
        if ($match && $matchRevert) {
            $layoutItem->updateAttributes([
                'name' => $readableFileName,
                'view_file' => $fileBaseName,
            ]);
        } else {
            $layoutItem->updateAttributes([
                'name' => $readableFileName,
                'view_file' => $fileBaseName,
                'json_config' => Json::encode($_placeholders),
            ]);
            $this->addLog('Existing file '.$readableFileName.' updated.');
        }
        return $layoutItem->id;
    }
    // add item into the database table
    $data = new Layout();
    $data->scenario = 'restcreate';
    $data->setAttributes([
        'name' => $readableFileName,
        'view_file' => $fileBaseName,
        'json_config' => Json::encode($_placeholders),
    ]);
    if (!$data->save()) {
        $this->addLog('Error while adding layout file: ' . var_export($data->getErrors(), true));
        return;
    }
    $this->addLog('New file '.$readableFileName.' found and registered.');
    return $data->id;
}

            

                protected function isValidPlaceholderName($chars)
{
    if (preg_match('/[^a-zA-Z0-9]+/', $chars, $matches) == 1) {
        return false;
    }
    return true;
}

            

                public function run()
{
    $layoutFiles = [];
    // get and import cmslayouts from @app/views/cmslayouts path
    $this->handleLayoutFile($layoutFiles, $this->defaultPath);
    // import files from the cmsadmin module $cmsLayouts property.
    foreach ((array) $this->module->cmsLayouts as $layoutDefintion) {
        $this->handleLayoutFile($layoutFiles, $layoutDefintion);
    }
    foreach (Yii::$app->themeManager->getThemes() as $themeConfig) {
        $this->handleLayoutFile($layoutFiles, $themeConfig->getViewPath() . DIRECTORY_SEPARATOR . 'cmslayouts', $themeConfig->name);
    }
    // remove all view files not found somewhere ...
    foreach (Layout::find()->where(['not in', 'id', $layoutFiles])->all() as $layoutItem) {
        $this->addLog('remove cms layout with id #' . $layoutItem->id);
        $layoutItem->delete();
    }
    return $this->addLog("cms layout importer finished with ".(is_countable($layoutFiles) ? count($layoutFiles) : 0) . " layout files.");
}