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apps/dav: add some OSX specific quirks.
Signed-off-by: Claus-Justus Heine <himself@claus-justus-heine.de>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,133 @@ | ||
| <?php | ||
| /** | ||
| * @copyright Copyright (c) 2023 Claus-Justus Heine | ||
| * | ||
| * @author Claus-Justus Heine <himself@claus-justus-heine.de> | ||
| * | ||
| * @license GNU AGPL version 3 or any later version | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as | ||
| * published by the Free Software Foundation, either version 3 of the | ||
| * License, or (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU Affero General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Affero General Public License | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| * | ||
| */ | ||
| namespace OCA\DAV\Connector\Sabre; | ||
|
|
||
| use Sabre\DAV\Server; | ||
| use Sabre\DAV\ServerPlugin; | ||
| use Sabre\HTTP\RequestInterface; | ||
| use Sabre\HTTP\ResponseInterface; | ||
|
|
||
| /** | ||
| * A plugin which tries to work-around peculiarities of the MacOS DAV client | ||
| * apps. The following problems are addressed: | ||
| * | ||
| * - OSX calendar client sends REPORT requests to a random principal | ||
| * collection but expects to find all principals (forgot to set | ||
| * {DAV:}principal-property-search flag?) | ||
| */ | ||
| class AppleQuirksPlugin extends ServerPlugin { | ||
|
|
||
| /* | ||
| private const OSX_CALENDAR_AGENT = 'CalendarAgent'; | ||
| private const OSX_DATAACCESSD_AGENT = 'dataaccessd'; | ||
| private const OSX_ACCOUNTSD_AGENT = 'accountsd'; | ||
| private const OSX_CONTACTS_AGENT = 'AddressBookCore'; | ||
| */ | ||
|
|
||
| private const OSX_AGENT_PREFIX = 'macOS'; | ||
|
|
||
| /** @var bool */ | ||
| private $isMacOSDavAgent = false; | ||
|
|
||
| /** | ||
| * Sets up the plugin. | ||
| * | ||
| * This method is automatically called by the server class. | ||
| * | ||
| * @return void | ||
| */ | ||
| public function initialize(Server $server) | ||
| { | ||
| $server->on('beforeMethod:REPORT', [$this, 'beforeReport'], 0); | ||
| $server->on('report', [$this, 'report'], 0); | ||
| } | ||
|
|
||
| /** | ||
| * Triggered before any method is handled. | ||
| * | ||
| * @return void | ||
| */ | ||
| public function beforeReport(RequestInterface $request, ResponseInterface $response) | ||
| { | ||
| $userAgent = $request->getRawServerValue('HTTP_USER_AGENT') ?? 'unknown'; | ||
| $this->isMacOSDavAgent = $this->isMacOSUserAgent($userAgent); | ||
| } | ||
|
|
||
| /** | ||
| * This method handles HTTP REPORT requests. | ||
| * | ||
| * @param string $reportName | ||
| * @param mixed $report | ||
| * @param mixed $path | ||
| * | ||
| * @return bool | ||
| */ | ||
| public function report($reportName, $report, $path) | ||
| { | ||
| if ($reportName == '{DAV:}principal-property-search' && $this->isMacOSDavAgent) { | ||
| /** @var \Sabre\DAVACL\Xml\Request\PrincipalPropertySearchReport $report */ | ||
| $report->applyToPrincipalCollectionSet = true; | ||
| } | ||
| return true; | ||
| } | ||
|
|
||
| /** | ||
| * Check whether the given $userAgent string pretends to originate from OSX. | ||
| * | ||
| * @param string $userAgent | ||
| * | ||
| * @return bool | ||
| */ | ||
| protected function isMacOSUserAgent(string $userAgent):bool | ||
| { | ||
| return str_starts_with(self::OSX_AGENT_PREFIX, $userAgent); | ||
| } | ||
|
|
||
| /** | ||
| * Decode the given OSX DAV agent string. | ||
| * | ||
| * @param string $agent | ||
| * | ||
| * @return null|array | ||
| */ | ||
| protected function decodeMacOSAgentString(string $userAgent):?array | ||
| { | ||
| // OSX agent string is like: macOS/13.2.1 (22D68) dataaccessd/1.0 | ||
| if (preg_match('|^' . self::OSX_AGENT_PREFIX . '/([0-9]+)\\.([0-9]+)\\.([0-9]+)\s+\((\w+)\)\s+([^/]+)/([0-9]+)(?:\\.([0-9]+))?(?:\\.([0-9]+))?$|i', $userAgent, $matches)) { | ||
| return [ | ||
| 'macOSVersion' => [ | ||
| 'major' => $matches[1], | ||
| 'minor' => $matches[2], | ||
| 'patch' => $matches[3], | ||
| ], | ||
| 'macOSAgent' => $matches[5], | ||
| 'macOSAgentVersion' => [ | ||
| 'major' => $matches[6], | ||
| 'minor' => $matches[7] ?? null, | ||
| 'patch' => $matches[8] ?? null, | ||
| ], | ||
| ]; | ||
| } | ||
| return null; | ||
| } | ||
| } |
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