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<?php
/**
 * Remove a package
 *
 * @param string $signature The signature of the package.
 * @param boolean $force (optional) If true, will remove the package even if
 * uninstall fails. Defaults to false.
 *
 * @package modx
 * @subpackage processors.workspace.packages
 */
class modPackageVersionRemoveProcessor extends modProcessor {
    /** @var modTransportPackage $package */
    public $package;

    public function checkPermissions() {
        return $this->modx->hasPermission('packages');
    }
    public function getLanguageTopics() {
        return array('workspace');
    }

    public function initialize() {
        $this->setDefaultProperties(array(
            'signature' => '',
        ));
        $this->modx->log(modX::LOG_LEVEL_INFO,$this->modx->lexicon('package_uninstall_info_find',array('signature' => $this->getProperty('signature') )));
        $signature = $this->getProperty('signature');
        if (empty($signature)) {
            $this->modx->log(modX::LOG_LEVEL_INFO,'COMPLETED');
            return $this->modx->lexicon('package_err_ns');
        }
        $this->package = $this->modx->getObject('transport.modTransportPackage',$signature);
        if (empty($this->package)) {
            $this->modx->log(modX::LOG_LEVEL_INFO,'COMPLETED');
            return $this->modx->lexicon('package_err_nfs',array(
                'signature' => $signature,
            ));
        }
        return true;
    }

    public function process() {
        if ($this->package->remove() == false) {
            $this->modx->log(xPDO::LOG_LEVEL_ERROR,$this->modx->lexicon('package_err_remove'));
            return $this->modx->error->failure($this->modx->lexicon('package_err_remove',array('signature' => $this->package->getPrimaryKey())));
        }

        $this->clearCache();
        $this->removeTransportZip();
        $this->removeTransportDirectory();
        $this->logManagerAction();
        
        $this->modx->log(modX::LOG_LEVEL_WARN,$this->modx->lexicon('package_remove_info_success'));
        sleep(2);
        $this->modx->log(modX::LOG_LEVEL_INFO,'COMPLETED');
        return $this->success();
    }

    public function clearCache() {
        $this->modx->cacheManager->refresh(array($this->modx->getOption('cache_packages_key', null, 'packages') => array()));
        $this->modx->cacheManager->refresh();
    }

    public function removeTransportZip() {
        $this->modx->log(xPDO::LOG_LEVEL_INFO,$this->modx->lexicon('package_remove_info_tzip_start'));
        $f = $this->modx->getOption('core_path').'packages/'.$this->package->signature.'.transport.zip';
        if (!file_exists($f)) {
            $this->modx->log(xPDO::LOG_LEVEL_ERROR,$this->modx->lexicon('package_remove_err_tzip_nf'));
        } else if (!@unlink($f)) {
            $this->modx->log(xPDO::LOG_LEVEL_ERROR,$this->modx->lexicon('package_remove_err_tzip'));
        } else {
            $this->modx->log(xPDO::LOG_LEVEL_INFO,$this->modx->lexicon('package_remove_info_tzip'));
        }
    }

    public function removeTransportDirectory() {
        $this->modx->log(xPDO::LOG_LEVEL_INFO,$this->modx->lexicon('package_remove_info_tdir_start'));
        $f = $this->modx->getOption('core_path').'packages/'.$this->package->signature.'/';
        if (!file_exists($f)) {
            $this->modx->log(xPDO::LOG_LEVEL_ERROR,$this->modx->lexicon('package_remove_err_tdir_nf'));
        } else if (!$this->modx->cacheManager->deleteTree($f,true,false,array())) {
            $this->modx->log(xPDO::LOG_LEVEL_ERROR,$this->modx->lexicon('package_remove_err_tdir'));
        } else {
            $this->modx->log(xPDO::LOG_LEVEL_INFO,$this->modx->lexicon('package_remove_info_tdir'));
        }
    }

    public function logManagerAction() {
        $this->modx->logManagerAction('package_remove','transport.modTransportPackage',$this->package->get('id'));
    }
}
return 'modPackageVersionRemoveProcessor';