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<?php |
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declare (strict_types = 1); |
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/** |
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* @copyright Copyright (c) 2018 John Molakvoæ <[email protected]> |
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* |
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* @author John Molakvoæ <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OCA\DAV\CardDAV; |
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use Sabre\DAV; |
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use Sabre\DAV\Server; |
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use Sabre\HTTP\RequestInterface; |
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use Sabre\HTTP\ResponseInterface; |
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class MultiGetExportPlugin extends DAV\ServerPlugin { |
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/** @var Server */ |
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protected $server; |
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/** |
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* Initializes the plugin and registers event handlers |
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* |
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* @param Server $server |
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* @return void |
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*/ |
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public function initialize(Server $server) { |
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$this->server = $server; |
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$this->server->on('afterMethod:REPORT', [$this, 'httpReport'], 90); |
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} |
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/** |
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* Intercepts REPORT requests |
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* |
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* @param RequestInterface $request |
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* @param ResponseInterface $response |
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* @return bool |
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*/ |
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public function httpReport(RequestInterface $request, ResponseInterface $response) { |
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$queryParams = $request->getQueryParameters(); |
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if (!array_key_exists('export', $queryParams)) { |
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return; |
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} |
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// Only handling xml |
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$contentType = $response->getHeader('Content-Type'); |
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if (strpos($contentType, 'application/xml') === false && strpos($contentType, 'text/xml') === false) { |
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return; |
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} |
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$this->server->transactionType = 'vcf-multi-get-intercept-and-export'; |
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// Get the xml response |
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$responseBody = $response->getBodyAsString(); |
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$responseXml = $this->server->xml->parse($responseBody); |
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// Reduce the vcards into one string |
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$output = array_reduce($responseXml->getResponses(), function ($vcf, $card) { |
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$vcf .= $card->getResponseProperties()[200]['{urn:ietf:params:xml:ns:carddav}address-data']; |
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return $vcf; |
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}, ''); |
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// Build and override the response |
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$filename = 'vcfexport-' . date('Y-m-d') . '.vcf'; |
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$response->setHeader('Content-Disposition', 'attachment; filename="' . $filename . '"'); |
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$response->setHeader('Content-Type', 'text/vcard'); |
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$response->setStatus(200); |
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$response->setBody($output); |
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return true; |
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} |
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/** |
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* Returns a plugin name. |
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* |
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* Using this name other plugins will be able to access other plugins |
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* using \Sabre\DAV\Server::getPlugin |
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* |
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* @return string |
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*/ |
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public function getPluginName() { |
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return 'vcf-multi-get-intercept-and-export'; |
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} |
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/** |
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* Returns a bunch of meta-data about the plugin. |
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* |
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* Providing this information is optional, and is mainly displayed by the |
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* Browser plugin. |
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* |
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* The description key in the returned array may contain html and will not |
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* be sanitized. |
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* |
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* @return array |
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*/ |
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public function getPluginInfo() { |
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return [ |
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'name' => $this->getPluginName(), |
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'description' => 'Intercept a multi-get request and return a single vcf file instead.' |
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]; |
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} |
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} |
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nextcloud /
server
