mod/poco.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2022, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  * @see https://web.archive.org/web/20160405005550/http://portablecontacts.net/draft-spec.html
  21  */
  22
  23 use Friendica\App;
  24 use Friendica\Content\Text\BBCode;
  25 use Friendica\Core\Logger;
  26 use Friendica\Core\Protocol;
  27 use Friendica\Core\System;
  28 use Friendica\Database\DBA;
  29 use Friendica\DI;
  30 use Friendica\Util\DateTimeFormat;
  31
  32 function poco_init(App $a) {
  33         if (intval(DI::config()->get('system', 'block_public')) || (DI::config()->get('system', 'block_local_dir'))) {
  34                 throw new \Friendica\Network\HTTPException\ForbiddenException();
  35         }
  36
  37         if (DI::args()->getArgc() > 1) {
  38                 // Only the system mode is supported
  39                 throw new \Friendica\Network\HTTPException\NotFoundException();
  40         }
  41
  42         $format = ($_GET['format'] ?? '') ?: 'json';
  43
  44         $totalResults = DBA::count('profile', ['net-publish' => true]);
  45         if ($totalResults == 0) {
  46                 throw new \Friendica\Network\HTTPException\ForbiddenException();
  47         }
  48
  49         if (!empty($_GET['startIndex'])) {
  50                 $startIndex = intval($_GET['startIndex']);
  51         } else {
  52                 $startIndex = 0;
  53         }
  54         $itemsPerPage = (!empty($_GET['count']) ? intval($_GET['count']) : $totalResults);
  55
  56         Logger::info("Start system mode query");
  57         $contacts = DBA::selectToArray('owner-view', [], ['net-publish' => true], ['limit' => [$startIndex, $itemsPerPage]]);
  58
  59         Logger::info("Query done");
  60
  61         $ret = [];
  62         if (!empty($_GET['sorted'])) {
  63                 $ret['sorted'] = false;
  64         }
  65         if (!empty($_GET['filtered'])) {
  66                 $ret['filtered'] = false;
  67         }
  68         if (!empty($_GET['updatedSince'])) {
  69                 $ret['updatedSince'] = false;
  70         }
  71         $ret['startIndex']   = (int) $startIndex;
  72         $ret['itemsPerPage'] = (int) $itemsPerPage;
  73         $ret['totalResults'] = (int) $totalResults;
  74         $ret['entry']        = [];
  75
  76         $fields_ret = [
  77                 'id' => false,
  78                 'displayName' => false,
  79                 'urls' => false,
  80                 'updated' => false,
  81                 'preferredUsername' => false,
  82                 'photos' => false,
  83                 'aboutMe' => false,
  84                 'currentLocation' => false,
  85                 'network' => false,
  86                 'tags' => false,
  87                 'address' => false,
  88                 'contactType' => false,
  89                 'generation' => false
  90         ];
  91
  92         if (empty($_GET['fields'])) {
  93                 foreach ($fields_ret as $k => $v) {
  94                         $fields_ret[$k] = true;
  95                 }
  96         } else {
  97                 $fields_req = explode(',', $_GET['fields']);
  98                 foreach ($fields_req as $f) {
  99                         $fields_ret[trim($f)] = true;
 100                 }
 101         }
 102
 103         if (!is_array($contacts)) {
 104                 throw new \Friendica\Network\HTTPException\InternalServerErrorException();
 105         }
 106
 107         if (DBA::isResult($contacts)) {
 108                 foreach ($contacts as $contact) {
 109                         if (!isset($contact['updated'])) {
 110                                 $contact['updated'] = '';
 111                         }
 112
 113                         if (! isset($contact['generation'])) {
 114                                 $contact['generation'] = 1;
 115                         }
 116
 117                         if (($contact['keywords'] == "") && isset($contact['pub_keywords'])) {
 118                                 $contact['keywords'] = $contact['pub_keywords'];
 119                         }
 120                         if (isset($contact['account-type'])) {
 121                                 $contact['contact-type'] = $contact['account-type'];
 122                         }
 123
 124                         $cacheKey = 'about:' . $contact['nick'] . ':' . DateTimeFormat::utc($contact['updated'], DateTimeFormat::ATOM);
 125                         $about = DI::cache()->get($cacheKey);
 126                         if (is_null($about)) {
 127                                 $about = BBCode::convertForUriId($contact['uri-id'], $contact['about']);
 128                                 DI::cache()->set($cacheKey, $about);
 129                         }
 130
 131                         // Non connected persons can only see the keywords of a Diaspora account
 132                         if ($contact['network'] == Protocol::DIASPORA) {
 133                                 $contact['location'] = "";
 134                                 $about = "";
 135                         }
 136
 137                         $entry = [];
 138                         if ($fields_ret['id']) {
 139                                 $entry['id'] = (int)$contact['id'];
 140                         }
 141                         if ($fields_ret['displayName']) {
 142                                 $entry['displayName'] = $contact['name'];
 143                         }
 144                         if ($fields_ret['aboutMe']) {
 145                                 $entry['aboutMe'] = $about;
 146                         }
 147                         if ($fields_ret['currentLocation']) {
 148                                 $entry['currentLocation'] = $contact['location'];
 149                         }
 150                         if ($fields_ret['generation']) {
 151                                 $entry['generation'] = (int)$contact['generation'];
 152                         }
 153                         if ($fields_ret['urls']) {
 154                                 $entry['urls'] = [['value' => $contact['url'], 'type' => 'profile']];
 155                                 if ($contact['addr'] && ($contact['network'] !== Protocol::MAIL)) {
 156                                         $entry['urls'][] = ['value' => 'acct:' . $contact['addr'], 'type' => 'webfinger'];
 157                                 }
 158                         }
 159                         if ($fields_ret['preferredUsername']) {
 160                                 $entry['preferredUsername'] = $contact['nick'];
 161                         }
 162                         if ($fields_ret['updated']) {
 163                                 $entry['updated'] = $contact['success_update'];
 164
 165                                 if ($contact['name-date'] > $entry['updated']) {
 166                                         $entry['updated'] = $contact['name-date'];
 167                                 }
 168                                 if ($contact['uri-date'] > $entry['updated']) {
 169                                         $entry['updated'] = $contact['uri-date'];
 170                                 }
 171                                 if ($contact['avatar-date'] > $entry['updated']) {
 172                                         $entry['updated'] = $contact['avatar-date'];
 173                                 }
 174                                 $entry['updated'] = date("c", strtotime($entry['updated']));
 175                         }
 176                         if ($fields_ret['photos']) {
 177                                 $entry['photos'] = [['value' => $contact['photo'], 'type' => 'profile']];
 178                         }
 179                         if ($fields_ret['network']) {
 180                                 $entry['network'] = $contact['network'];
 181                                 if ($entry['network'] == Protocol::STATUSNET) {
 182                                         $entry['network'] = Protocol::OSTATUS;
 183                                 }
 184                                 if (($entry['network'] == "") && ($contact['self'])) {
 185                                         $entry['network'] = Protocol::DFRN;
 186                                 }
 187                         }
 188                         if ($fields_ret['tags']) {
 189                                 $tags = str_replace(",", " ", $contact['keywords']);
 190                                 $tags = explode(" ", $tags);
 191
 192                                 $cleaned = [];
 193                                 foreach ($tags as $tag) {
 194                                         $tag = trim(strtolower($tag));
 195                                         if ($tag != "") {
 196                                                 $cleaned[] = $tag;
 197                                         }
 198                                 }
 199
 200                                 $entry['tags'] = [$cleaned];
 201                         }
 202                         if ($fields_ret['address']) {
 203                                 $entry['address'] = [];
 204
 205                                 if (isset($contact['locality'])) {
 206                                         $entry['address']['locality'] = $contact['locality'];
 207                                 }
 208
 209                                 if (isset($contact['region'])) {
 210                                         $entry['address']['region'] = $contact['region'];
 211                                 }
 212
 213                                 if (isset($contact['country'])) {
 214                                         $entry['address']['country'] = $contact['country'];
 215                                 }
 216                         }
 217
 218                         if ($fields_ret['contactType']) {
 219                                 $entry['contactType'] = intval($contact['contact-type']);
 220                         }
 221                         $ret['entry'][] = $entry;
 222                 }
 223         } else {
 224                 $ret['entry'][] = [];
 225         }
 226
 227         Logger::info("End of poco");
 228
 229         if ($format === 'json') {
 230                 System::jsonExit($ret);
 231         } else {
 232                 throw new \Friendica\Network\HTTPException\UnsupportedMediaTypeException();
 233         }
 234 }