mirror of
https://github.com/Terranom674/Piwigo_Bratonien_Tools.git
synced 2026-09-19 17:34:31 +00:00
200 lines
8.8 KiB
PHP
200 lines
8.8 KiB
PHP
<?php
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if (!defined('PHPWG_ROOT_PATH'))
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{
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die('Hacking attempt!');
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}
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function bratonien_tools_nc_wizard_webdav_list(array $state, $path = '')
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{
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if (empty($state['scan_ok']) || trim((string)$state['base_url']) === '' || trim((string)$state['username']) === '' || (string)$state['_password'] === '')
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{
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throw new RuntimeException('Die Nextcloud-Sitzung des Assistenten ist nicht vollständig.');
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}
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if (!function_exists('curl_init')) throw new RuntimeException('cURL ist für die Verzeichnisauswahl nicht verfügbar.');
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$path = trim((string)$path, '/');
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if ($path !== '' && preg_match('#(^|/)\.\.(/|$)#', $path)) throw new RuntimeException('Ungültiger Verzeichnispfad.');
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$segments = $path === '' ? array() : array_map('rawurlencode', explode('/', $path));
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$user = rawurlencode((string)$state['username']);
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$url = rtrim((string)$state['base_url'], '/').'/remote.php/dav/files/'.$user.'/'.implode('/', $segments);
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if (substr($url, -1) !== '/') $url .= '/';
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$body = '<?xml version="1.0"?><d:propfind xmlns:d="DAV:" xmlns:oc="http://owncloud.org/ns"><d:prop><d:resourcetype/><d:displayname/><oc:fileid/></d:prop></d:propfind>';
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$ch = curl_init($url);
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curl_setopt_array($ch, array(
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CURLOPT_RETURNTRANSFER=>true,
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CURLOPT_CUSTOMREQUEST=>'PROPFIND',
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CURLOPT_POSTFIELDS=>$body,
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CURLOPT_HTTPHEADER=>array('Depth: 1','Content-Type: application/xml; charset=utf-8'),
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CURLOPT_HTTPAUTH=>CURLAUTH_BASIC,
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CURLOPT_USERPWD=>(string)$state['username'].':'.(string)$state['_password'],
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CURLOPT_CONNECTTIMEOUT=>8,
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CURLOPT_TIMEOUT=>20,
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));
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$response = curl_exec($ch);
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$errno = curl_errno($ch);
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$status = (int)curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if ($response === false || $errno !== 0) throw new RuntimeException('Nextcloud-Verzeichnisse konnten nicht geladen werden.');
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if ($status === 401 || $status === 403) throw new RuntimeException('Nextcloud hat den Zugriff auf dieses Verzeichnis abgelehnt.');
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if ($status !== 207) throw new RuntimeException('Nextcloud-Verzeichnisabfrage antwortete mit HTTP '.$status.'.');
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libxml_use_internal_errors(true);
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$xml = simplexml_load_string((string)$response);
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if ($xml === false) throw new RuntimeException('Nextcloud hat eine ungültige WebDAV-Antwort geliefert.');
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$xml->registerXPathNamespace('d', 'DAV:');
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$xml->registerXPathNamespace('oc', 'http://owncloud.org/ns');
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$children = array();
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$fileids = array();
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$current_fileid = 0;
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$base_path = (string)parse_url($url, PHP_URL_PATH);
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foreach ($xml->xpath('//d:response') as $item)
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{
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$item->registerXPathNamespace('d', 'DAV:');
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$item->registerXPathNamespace('oc', 'http://owncloud.org/ns');
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$hrefs = $item->xpath('d:href');
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$collections = $item->xpath('d:propstat/d:prop/d:resourcetype/d:collection');
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$ids = $item->xpath('d:propstat/d:prop/oc:fileid');
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if (!$hrefs || !$collections || !$ids) continue;
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$fileid = (int)trim((string)$ids[0]);
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if ($fileid < 1) continue;
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$href = rawurldecode((string)$hrefs[0]);
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$href_path = (string)parse_url($href, PHP_URL_PATH);
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if (rtrim($href_path, '/') === rtrim($base_path, '/'))
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{
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$current_fileid = $fileid;
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continue;
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}
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$name = basename(rtrim($href_path, '/'));
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if ($name === '') continue;
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$child_path = $path === '' ? $name : $path.'/'.$name;
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$children[$child_path] = $name;
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$fileids[$child_path] = $fileid;
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}
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natcasesort($children);
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if ($current_fileid < 1) throw new RuntimeException('Nextcloud hat für das aktuelle Verzeichnis keine eindeutige Datei-ID geliefert.');
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$parent = '';
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if ($path !== '')
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{
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$parts = explode('/', $path);
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array_pop($parts);
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$parent = implode('/', $parts);
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}
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return array(
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'current'=>$path,
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'parent'=>$parent,
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'children'=>$children,
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'current_fileid'=>$current_fileid,
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'fileids'=>$fileids,
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);
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}
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function bratonien_tools_nc_wizard_refresh_directory_state(array &$state, $path = null)
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{
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if ($path === null) $path = (string)($state['directory_path'] ?? '');
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$listing = bratonien_tools_nc_wizard_webdav_list($state, $path);
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$state['directory_path'] = (string)$listing['current'];
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$state['directory_parent'] = (string)$listing['parent'];
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$state['directory_children'] = (array)$listing['children'];
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$state['directory_current_fileid'] = (int)$listing['current_fileid'];
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$state['directory_fileids'] = (array)$listing['fileids'];
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if (!isset($state['directory_selected']) || !is_array($state['directory_selected'])) $state['directory_selected'] = array();
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if (!isset($state['directory_selected_fileids']) || !is_array($state['directory_selected_fileids'])) $state['directory_selected_fileids'] = array();
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}
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function bratonien_tools_nc_wizard_directory_browse()
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{
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$state = bratonien_tools_nc_wizard_state();
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if ((int)$state['step'] !== 2 || (string)$state['technical_stage'] !== 'mounts' || empty($state['directory_selection_ready'])) throw new RuntimeException('Die Verzeichnisauswahl ist in diesem Fenster nicht verfügbar.');
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$path = trim((string)($_POST['nc_wizard_directory_path'] ?? ''), '/');
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bratonien_tools_nc_wizard_refresh_directory_state($state, $path);
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bratonien_tools_nc_wizard_store($state);
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return array('message'=>'Verzeichnis geöffnet.');
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}
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function bratonien_tools_nc_wizard_directory_add()
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{
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$state = bratonien_tools_nc_wizard_state();
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if ((int)$state['step'] !== 2 || (string)$state['technical_stage'] !== 'mounts' || empty($state['directory_selection_ready'])) throw new RuntimeException('Die Verzeichnisauswahl ist in diesem Fenster nicht verfügbar.');
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$path = trim((string)($state['directory_path'] ?? ''), '/');
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$fileid = (int)($state['directory_current_fileid'] ?? 0);
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if ($fileid < 1) throw new RuntimeException('Für dieses Verzeichnis fehlt die eindeutige Nextcloud-Datei-ID.');
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$selected = isset($state['directory_selected']) && is_array($state['directory_selected']) ? $state['directory_selected'] : array();
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if (!in_array($path, $selected, true)) $selected[] = $path;
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$state['directory_selected'] = array_values($selected);
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if (!isset($state['directory_selected_fileids']) || !is_array($state['directory_selected_fileids'])) $state['directory_selected_fileids'] = array();
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$state['directory_selected_fileids'][$path] = $fileid;
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bratonien_tools_nc_wizard_store($state);
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return array('message'=>$path === '' ? 'Stammverzeichnis ausgewählt.' : 'Verzeichnis hinzugefügt.');
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}
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function bratonien_tools_nc_wizard_directory_remove()
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{
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$state = bratonien_tools_nc_wizard_state();
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if ((int)$state['step'] !== 2 || empty($state['directory_selection_ready'])) throw new RuntimeException('Die Verzeichnisauswahl ist in diesem Fenster nicht verfügbar.');
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$path = trim((string)($_POST['nc_wizard_directory_remove'] ?? ''), '/');
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$selected = isset($state['directory_selected']) && is_array($state['directory_selected']) ? $state['directory_selected'] : array();
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$state['directory_selected'] = array_values(array_filter($selected, function($value) use ($path) { return (string)$value !== $path; }));
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if (isset($state['directory_selected_fileids'][$path])) unset($state['directory_selected_fileids'][$path]);
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bratonien_tools_nc_wizard_store($state);
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return array('message'=>'Verzeichnis entfernt.');
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}
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function bratonien_tools_nc_wizard_select_current_user()
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{
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$state = bratonien_tools_nc_wizard_state();
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if (empty($state['scan_ok'])) throw new RuntimeException('Bitte zuerst Nextcloud erfolgreich scannen.');
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if (empty($state['technical_complete'])) throw new RuntimeException('Die Verbindung ist noch nicht vollständig geprüft.');
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$connection_name = trim((string)($_POST['nc_wizard_connection_name'] ?? $state['connection_name']));
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if ($connection_name === '') throw new RuntimeException('Bitte einen Namen für die Verbindung angeben.');
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$state['connection_name'] = $connection_name;
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$state['step'] = 3;
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$state['api_error'] = '';
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bratonien_tools_nc_wizard_store($state);
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return array('message'=>'Nextcloud-Benutzer übernommen. Jetzt folgt der Piwigo-API-Zugang.');
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}
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function bratonien_tools_nc_wizard_back()
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{
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$state = bratonien_tools_nc_wizard_state();
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$step = (int)($state['step'] ?? 1);
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if ($step <= 1) return array('message'=>'Bereits am Anfang des Assistenten.');
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if ($step === 4)
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{
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$state['step'] = 3;
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}
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elseif ($step === 3)
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{
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$state['step'] = 2;
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$state['technical_complete'] = true;
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$state['technical_stage'] = 'ready';
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$state['directory_selection_ready'] = false;
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}
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elseif (!empty($state['technical_complete']))
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{
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$state['technical_complete'] = false;
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$state['technical_stage'] = 'mounts';
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$state['directory_selection_ready'] = true;
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bratonien_tools_nc_wizard_refresh_directory_state($state);
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}
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else
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{
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$state['step'] = 1;
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$state['directory_selection_ready'] = false;
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}
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bratonien_tools_nc_wizard_store($state);
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return array('message'=>'Ein Fenster zurück.');
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}
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