src/Model/Profile.php

   1 <?php
   2 /**
   3  * @file src/Model/Profile.php
   4  */
   5 namespace Friendica\Model;
   6
   7 use Friendica\App;
   8 use Friendica\Content\Feature;
   9 use Friendica\Content\ForumManager;
  10 use Friendica\Content\Text\BBCode;
  11 use Friendica\Content\Text\HTML;
  12 use Friendica\Core\Addon;
  13 use Friendica\Core\Cache;
  14 use Friendica\Core\Config;
  15 use Friendica\Core\L10n;
  16 use Friendica\Core\Logger;
  17 use Friendica\Core\PConfig;
  18 use Friendica\Core\Protocol;
  19 use Friendica\Core\Renderer;
  20 use Friendica\Core\System;
  21 use Friendica\Core\Worker;
  22 use Friendica\Database\DBA;
  23 use Friendica\Model\Contact;
  24 use Friendica\Protocol\Diaspora;
  25 use Friendica\Util\DateTimeFormat;
  26 use Friendica\Util\Network;
  27 use Friendica\Util\Proxy as ProxyUtils;
  28 use Friendica\Util\Strings;
  29 use Friendica\Util\Temporal;
  30
  31 require_once 'include/dba.php';
  32
  33 class Profile
  34 {
  35         /**
  36          * @brief Returns default profile for a given user id
  37          *
  38          * @param integer User ID
  39          *
  40          * @return array Profile data
  41          */
  42         public static function getByUID($uid)
  43         {
  44                 $profile = DBA::selectFirst('profile', [], ['uid' => $uid, 'is-default' => true]);
  45                 return $profile;
  46         }
  47
  48         /**
  49          * @brief Returns a formatted location string from the given profile array
  50          *
  51          * @param array $profile Profile array (Generated from the "profile" table)
  52          *
  53          * @return string Location string
  54          */
  55         public static function formatLocation(array $profile)
  56         {
  57                 $location = '';
  58
  59                 if (!empty($profile['locality'])) {
  60                         $location .= $profile['locality'];
  61                 }
  62
  63                 if (!empty($profile['region']) && (defaults($profile, 'locality', '') != $profile['region'])) {
  64                         if ($location) {
  65                                 $location .= ', ';
  66                         }
  67
  68                         $location .= $profile['region'];
  69                 }
  70
  71                 if (!empty($profile['country-name'])) {
  72                         if ($location) {
  73                                 $location .= ', ';
  74                         }
  75
  76                         $location .= $profile['country-name'];
  77                 }
  78
  79                 return $location;
  80         }
  81
  82         /**
  83          *
  84          * Loads a profile into the page sidebar.
  85          *
  86          * The function requires a writeable copy of the main App structure, and the nickname
  87          * of a registered local account.
  88          *
  89          * If the viewer is an authenticated remote viewer, the profile displayed is the
  90          * one that has been configured for his/her viewing in the Contact manager.
  91          * Passing a non-zero profile ID can also allow a preview of a selected profile
  92          * by the owner.
  93          *
  94          * Profile information is placed in the App structure for later retrieval.
  95          * Honours the owner's chosen theme for display.
  96          *
  97          * @attention Should only be run in the _init() functions of a module. That ensures that
  98          *      the theme is chosen before the _init() function of a theme is run, which will usually
  99          *      load a lot of theme-specific content
 100          *
 101          * @brief Loads a profile into the page sidebar.
 102          * @param App     $a
 103          * @param string  $nickname     string
 104          * @param int     $profile      int
 105          * @param array   $profiledata  array
 106          * @param boolean $show_connect Show connect link
 107          */
 108         public static function load(App $a, $nickname, $profile = 0, array $profiledata = [], $show_connect = true)
 109         {
 110                 $user = DBA::selectFirst('user', ['uid'], ['nickname' => $nickname, 'account_removed' => false]);
 111
 112                 if (!DBA::isResult($user) && empty($profiledata)) {
 113                         Logger::log('profile error: ' . $a->query_string, Logger::DEBUG);
 114                         notice(L10n::t('Requested account is not available.') . EOL);
 115                         $a->error = 404;
 116                         return;
 117                 }
 118
 119                 if (count($profiledata) > 0) {
 120                         // Add profile data to sidebar
 121                         $a->page['aside'] .= self::sidebar($profiledata, true, $show_connect);
 122
 123                         if (!DBA::isResult($user)) {
 124                                 return;
 125                         }
 126                 }
 127
 128                 $pdata = self::getByNickname($nickname, $user['uid'], $profile);
 129
 130                 if (empty($pdata) && empty($profiledata)) {
 131                         Logger::log('profile error: ' . $a->query_string, Logger::DEBUG);
 132                         notice(L10n::t('Requested profile is not available.') . EOL);
 133                         $a->error = 404;
 134                         return;
 135                 }
 136
 137                 if (empty($pdata)) {
 138                         $pdata = ['uid' => 0, 'profile_uid' => 0, 'is-default' => false,'name' => $nickname];
 139                 }
 140
 141                 // fetch user tags if this isn't the default profile
 142
 143                 if (!$pdata['is-default']) {
 144                         $condition = ['uid' => $pdata['profile_uid'], 'is-default' => true];
 145                         $profile = DBA::selectFirst('profile', ['pub_keywords'], $condition);
 146                         if (DBA::isResult($profile)) {
 147                                 $pdata['pub_keywords'] = $profile['pub_keywords'];
 148                         }
 149                 }
 150
 151                 $a->profile = $pdata;
 152                 $a->profile_uid = $pdata['profile_uid'];
 153
 154                 $a->profile['mobile-theme'] = PConfig::get($a->profile['profile_uid'], 'system', 'mobile_theme');
 155                 $a->profile['network'] = Protocol::DFRN;
 156
 157                 $a->page['title'] = $a->profile['name'] . ' @ ' . Config::get('config', 'sitename');
 158
 159                 if (!$profiledata && !PConfig::get(local_user(), 'system', 'always_my_theme')) {
 160                         $_SESSION['theme'] = $a->profile['theme'];
 161                 }
 162
 163                 $_SESSION['mobile-theme'] = $a->profile['mobile-theme'];
 164
 165                 /*
 166                 * load/reload current theme info
 167                 */
 168
 169                 Renderer::setActiveTemplateEngine(); // reset the template engine to the default in case the user's theme doesn't specify one
 170
 171                 $theme_info_file = 'view/theme/' . $a->getCurrentTheme() . '/theme.php';
 172                 if (file_exists($theme_info_file)) {
 173                         require_once $theme_info_file;
 174                 }
 175
 176                 if (local_user() && local_user() == $a->profile['uid'] && $profiledata) {
 177                         $a->page['aside'] .= Renderer::replaceMacros(
 178                                 Renderer::getMarkupTemplate('profile_edlink.tpl'),
 179                                 [
 180                                         '$editprofile' => L10n::t('Edit profile'),
 181                                         '$profid' => $a->profile['id']
 182                                 ]
 183                         );
 184                 }
 185
 186                 $block = ((Config::get('system', 'block_public') && !local_user() && !remote_user()) ? true : false);
 187
 188                 /**
 189                  * @todo
 190                  * By now, the contact block isn't shown, when a different profile is given
 191                  * But: When this profile was on the same server, then we could display the contacts
 192                  */
 193                 if (!$profiledata) {
 194                         $a->page['aside'] .= self::sidebar($a->profile, $block, $show_connect);
 195                 }
 196
 197                 return;
 198         }
 199
 200         /**
 201          * Get all profile data of a local user
 202          *
 203          * If the viewer is an authenticated remote viewer, the profile displayed is the
 204          * one that has been configured for his/her viewing in the Contact manager.
 205          * Passing a non-zero profile ID can also allow a preview of a selected profile
 206          * by the owner
 207          *
 208          * Includes all available profile data
 209          *
 210          * @brief Get all profile data of a local user
 211          * @param string $nickname nick
 212          * @param int    $uid      uid
 213          * @param int    $profile_id  ID of the profile
 214          * @return array
 215          */
 216         public static function getByNickname($nickname, $uid = 0, $profile_id = 0)
 217         {
 218                 if (remote_user() && !empty($_SESSION['remote'])) {
 219                         foreach ($_SESSION['remote'] as $visitor) {
 220                                 if ($visitor['uid'] == $uid) {
 221                                         $contact = DBA::selectFirst('contact', ['profile-id'], ['id' => $visitor['cid']]);
 222                                         if (DBA::isResult($contact)) {
 223                                                 $profile_id = $contact['profile-id'];
 224                                         }
 225                                         break;
 226                                 }
 227                         }
 228                 }
 229
 230                 $profile = null;
 231
 232                 if ($profile_id) {
 233                         $profile = DBA::fetchFirst(
 234                                 "SELECT `contact`.`id` AS `contact_id`, `contact`.`photo` AS `contact_photo`,
 235                                         `contact`.`thumb` AS `contact_thumb`, `contact`.`micro` AS `contact_micro`,
 236                                         `profile`.`uid` AS `profile_uid`, `profile`.*,
 237                                         `contact`.`avatar-date` AS picdate, `contact`.`addr`, `contact`.`url`, `user`.*
 238                                 FROM `profile`
 239                                 INNER JOIN `contact` on `contact`.`uid` = `profile`.`uid` AND `contact`.`self`
 240                                 INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
 241                                 WHERE `user`.`nickname` = ? AND `profile`.`id` = ? LIMIT 1",
 242                                 $nickname,
 243                                 intval($profile_id)
 244                         );
 245                 }
 246                 if (!DBA::isResult($profile)) {
 247                         $profile = DBA::fetchFirst(
 248                                 "SELECT `contact`.`id` AS `contact_id`, `contact`.`photo` as `contact_photo`,
 249                                         `contact`.`thumb` AS `contact_thumb`, `contact`.`micro` AS `contact_micro`,
 250                                         `profile`.`uid` AS `profile_uid`, `profile`.*,
 251                                         `contact`.`avatar-date` AS picdate, `contact`.`addr`, `contact`.`url`, `user`.*
 252                                 FROM `profile`
 253                                 INNER JOIN `contact` ON `contact`.`uid` = `profile`.`uid` AND `contact`.`self`
 254                                 INNER JOIN `user` ON `profile`.`uid` = `user`.`uid`
 255                                 WHERE `user`.`nickname` = ? AND `profile`.`is-default` LIMIT 1",
 256                                 $nickname
 257                         );
 258                 }
 259
 260                 return $profile;
 261         }
 262
 263         /**
 264          * Formats a profile for display in the sidebar.
 265          *
 266          * It is very difficult to templatise the HTML completely
 267          * because of all the conditional logic.
 268          *
 269          * @brief Formats a profile for display in the sidebar.
 270          * @param array $profile
 271          * @param int $block
 272          * @param boolean $show_connect Show connect link
 273          *
 274          * @return string HTML sidebar module
 275          *
 276          * @note Returns empty string if passed $profile is wrong type or not populated
 277          *
 278          * @hooks 'profile_sidebar_enter'
 279          *      array $profile - profile data
 280          * @hooks 'profile_sidebar'
 281          *      array $arr
 282          */
 283         private static function sidebar($profile, $block = 0, $show_connect = true)
 284         {
 285                 $a = get_app();
 286
 287                 $o = '';
 288                 $location = false;
 289
 290                 // This function can also use contact information in $profile
 291                 $is_contact = !empty($profile['cid']);
 292
 293                 if (!is_array($profile) && !count($profile)) {
 294                         return $o;
 295                 }
 296
 297                 $profile['picdate'] = urlencode(defaults($profile, 'picdate', ''));
 298
 299                 if (($profile['network'] != '') && ($profile['network'] != Protocol::DFRN)) {
 300                         $profile['network_link'] = Strings::formatNetworkName($profile['network'], $profile['url']);
 301                 } else {
 302                         $profile['network_link'] = '';
 303                 }
 304
 305                 Addon::callHooks('profile_sidebar_enter', $profile);
 306
 307
 308                 // don't show connect link to yourself
 309                 $connect = $profile['uid'] != local_user() ? L10n::t('Connect') : false;
 310
 311                 // don't show connect link to authenticated visitors either
 312                 if (remote_user() && !empty($_SESSION['remote'])) {
 313                         foreach ($_SESSION['remote'] as $visitor) {
 314                                 if ($visitor['uid'] == $profile['uid']) {
 315                                         $connect = false;
 316                                         break;
 317                                 }
 318                         }
 319                 }
 320
 321                 if (!$show_connect) {
 322                         $connect = false;
 323                 }
 324
 325                 $profile_url = '';
 326
 327                 // Is the local user already connected to that user?
 328                 if ($connect && local_user()) {
 329                         if (isset($profile['url'])) {
 330                                 $profile_url = Strings::normaliseLink($profile['url']);
 331                         } else {
 332                                 $profile_url = Strings::normaliseLink(System::baseUrl() . '/profile/' . $profile['nickname']);
 333                         }
 334
 335                         if (DBA::exists('contact', ['pending' => false, 'uid' => local_user(), 'nurl' => $profile_url])) {
 336                                 $connect = false;
 337                         }
 338                 }
 339
 340                 // Is the remote user already connected to that user?
 341                 if ($connect && Contact::isFollower(remote_user(), $profile['uid'])) {
 342                         $connect = false;
 343                 }
 344
 345                 if ($connect && ($profile['network'] != Protocol::DFRN) && !isset($profile['remoteconnect'])) {
 346                         $connect = false;
 347                 }
 348
 349                 $remoteconnect = null;
 350                 if (isset($profile['remoteconnect'])) {
 351                         $remoteconnect = $profile['remoteconnect'];
 352                 }
 353
 354                 if ($connect && ($profile['network'] == Protocol::DFRN) && !isset($remoteconnect)) {
 355                         $subscribe_feed = L10n::t('Atom feed');
 356                 } else {
 357                         $subscribe_feed = false;
 358                 }
 359
 360                 $wallmessage = false;
 361                 $wallmessage_link = false;
 362
 363                 // See issue https://github.com/friendica/friendica/issues/3838
 364                 // Either we remove the message link for remote users or we enable creating messages from remote users
 365                 if (remote_user() || (self::getMyURL() && !empty($profile['unkmail']) && ($profile['uid'] != local_user()))) {
 366                         $wallmessage = L10n::t('Message');
 367
 368                         if (remote_user()) {
 369                                 $r = q(
 370                                         "SELECT `url` FROM `contact` WHERE `uid` = %d AND `id` = '%s' AND `rel` = %d",
 371                                         intval($profile['uid']),
 372                                         intval(remote_user()),
 373                                         intval(Contact::FRIEND)
 374                                 );
 375                         } else {
 376                                 $r = q(
 377                                         "SELECT `url` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `rel` = %d",
 378                                         intval($profile['uid']),
 379                                         DBA::escape(Strings::normaliseLink(self::getMyURL())),
 380                                         intval(Contact::FRIEND)
 381                                 );
 382                         }
 383                         if ($r) {
 384                                 $remote_url = $r[0]['url'];
 385                                 $message_path = preg_replace('=(.*)/profile/(.*)=ism', '$1/message/new/', $remote_url);
 386                                 $wallmessage_link = $message_path . base64_encode(defaults($profile, 'addr', ''));
 387                         } else if (!empty($profile['nickname'])) {
 388                                 $wallmessage_link = 'wallmessage/' . $profile['nickname'];
 389                         }
 390                 }
 391
 392                 // show edit profile to yourself
 393                 if (!$is_contact && $profile['uid'] == local_user() && Feature::isEnabled(local_user(), 'multi_profiles')) {
 394                         $profile['edit'] = [System::baseUrl() . '/profiles', L10n::t('Profiles'), '', L10n::t('Manage/edit profiles')];
 395                         $r = q(
 396                                 "SELECT * FROM `profile` WHERE `uid` = %d",
 397                                 local_user()
 398                         );
 399
 400                         $profile['menu'] = [
 401                                 'chg_photo' => L10n::t('Change profile photo'),
 402                                 'cr_new' => L10n::t('Create New Profile'),
 403                                 'entries' => [],
 404                         ];
 405
 406                         if (DBA::isResult($r)) {
 407                                 foreach ($r as $rr) {
 408                                         $profile['menu']['entries'][] = [
 409                                                 'photo' => $rr['thumb'],
 410                                                 'id' => $rr['id'],
 411                                                 'alt' => L10n::t('Profile Image'),
 412                                                 'profile_name' => $rr['profile-name'],
 413                                                 'isdefault' => $rr['is-default'],
 414                                                 'visibile_to_everybody' => L10n::t('visible to everybody'),
 415                                                 'edit_visibility' => L10n::t('Edit visibility'),
 416                                         ];
 417                                 }
 418                         }
 419                 }
 420                 if (!$is_contact && $profile['uid'] == local_user() && !Feature::isEnabled(local_user(), 'multi_profiles')) {
 421                         $profile['edit'] = [System::baseUrl() . '/profiles/' . $profile['id'], L10n::t('Edit profile'), '', L10n::t('Edit profile')];
 422                         $profile['menu'] = [
 423                                 'chg_photo' => L10n::t('Change profile photo'),
 424                                 'cr_new' => null,
 425                                 'entries' => [],
 426                         ];
 427                 }
 428
 429                 // Fetch the account type
 430                 $account_type = Contact::getAccountType($profile);
 431
 432                 if (!empty($profile['address'])
 433                         || !empty($profile['location'])
 434                         || !empty($profile['locality'])
 435                         || !empty($profile['region'])
 436                         || !empty($profile['postal-code'])
 437                         || !empty($profile['country-name'])
 438                 ) {
 439                         $location = L10n::t('Location:');
 440                 }
 441
 442                 $gender   = !empty($profile['gender'])   ? L10n::t('Gender:')   : false;
 443                 $marital  = !empty($profile['marital'])  ? L10n::t('Status:')   : false;
 444                 $homepage = !empty($profile['homepage']) ? L10n::t('Homepage:') : false;
 445                 $about    = !empty($profile['about'])    ? L10n::t('About:')    : false;
 446                 $xmpp     = !empty($profile['xmpp'])     ? L10n::t('XMPP:')     : false;
 447
 448                 if ((!empty($profile['hidewall']) || $block) && !local_user() && !remote_user()) {
 449                         $location = $gender = $marital = $homepage = $about = false;
 450                 }
 451
 452                 $split_name = Diaspora::splitName($profile['name']);
 453                 $firstname = $split_name['first'];
 454                 $lastname = $split_name['last'];
 455
 456                 if (!empty($profile['guid'])) {
 457                         $diaspora = [
 458                                 'guid' => $profile['guid'],
 459                                 'podloc' => System::baseUrl(),
 460                                 'searchable' => (($profile['publish'] && $profile['net-publish']) ? 'true' : 'false' ),
 461                                 'nickname' => $profile['nickname'],
 462                                 'fullname' => $profile['name'],
 463                                 'firstname' => $firstname,
 464                                 'lastname' => $lastname,
 465                                 'photo300' => defaults($profile, 'contact_photo', ''),
 466                                 'photo100' => defaults($profile, 'contact_thumb', ''),
 467                                 'photo50' => defaults($profile, 'contact_micro', ''),
 468                         ];
 469                 } else {
 470                         $diaspora = false;
 471                 }
 472
 473                 $contact_block = '';
 474                 $updated = '';
 475                 $contacts = 0;
 476                 if (!$block) {
 477                         $contact_block = HTML::contactBlock();
 478
 479                         if (is_array($a->profile) && !$a->profile['hide-friends']) {
 480                                 $r = q(
 481                                         "SELECT `gcontact`.`updated` FROM `contact` INNER JOIN `gcontact` WHERE `gcontact`.`nurl` = `contact`.`nurl` AND `self` AND `uid` = %d LIMIT 1",
 482                                         intval($a->profile['uid'])
 483                                 );
 484                                 if (DBA::isResult($r)) {
 485                                         $updated = date('c', strtotime($r[0]['updated']));
 486                                 }
 487
 488                                 $r = q(
 489                                         "SELECT COUNT(*) AS `total` FROM `contact`
 490                                         WHERE `uid` = %d
 491                                                 AND NOT `self` AND NOT `blocked` AND NOT `pending`
 492                                                 AND NOT `hidden` AND NOT `archive`
 493                                                 AND `network` IN ('%s', '%s', '%s', '')",
 494                                         intval($profile['uid']),
 495                                         DBA::escape(Protocol::DFRN),
 496                                         DBA::escape(Protocol::DIASPORA),
 497                                         DBA::escape(Protocol::OSTATUS)
 498                                 );
 499                                 if (DBA::isResult($r)) {
 500                                         $contacts = intval($r[0]['total']);
 501                                 }
 502                         }
 503                 }
 504
 505                 $p = [];
 506                 foreach ($profile as $k => $v) {
 507                         $k = str_replace('-', '_', $k);
 508                         $p[$k] = $v;
 509                 }
 510
 511                 if (isset($p['about'])) {
 512                         $p['about'] = BBCode::convert($p['about']);
 513                 }
 514
 515                 if (empty($p['address']) && !empty($p['location'])) {
 516                         $p['address'] = $p['location'];
 517                 }
 518
 519                 if (isset($p['photo'])) {
 520                         $p['photo'] = ProxyUtils::proxifyUrl($p['photo'], false, ProxyUtils::SIZE_SMALL);
 521                 }
 522
 523                 $p['url'] = Contact::magicLink(defaults($p, 'url', $profile_url));
 524
 525                 $tpl = Renderer::getMarkupTemplate('profile_vcard.tpl');
 526                 $o .= Renderer::replaceMacros($tpl, [
 527                         '$profile' => $p,
 528                         '$xmpp' => $xmpp,
 529                         '$connect' => $connect,
 530                         '$remoteconnect' => $remoteconnect,
 531                         '$subscribe_feed' => $subscribe_feed,
 532                         '$wallmessage' => $wallmessage,
 533                         '$wallmessage_link' => $wallmessage_link,
 534                         '$account_type' => $account_type,
 535                         '$location' => $location,
 536                         '$gender' => $gender,
 537                         '$marital' => $marital,
 538                         '$homepage' => $homepage,
 539                         '$about' => $about,
 540                         '$network' => L10n::t('Network:'),
 541                         '$contacts' => $contacts,
 542                         '$updated' => $updated,
 543                         '$diaspora' => $diaspora,
 544                         '$contact_block' => $contact_block,
 545                 ]);
 546
 547                 $arr = ['profile' => &$profile, 'entry' => &$o];
 548
 549                 Addon::callHooks('profile_sidebar', $arr);
 550
 551                 return $o;
 552         }
 553
 554         public static function getBirthdays()
 555         {
 556                 $a = get_app();
 557                 $o = '';
 558
 559                 if (!local_user() || $a->is_mobile || $a->is_tablet) {
 560                         return $o;
 561                 }
 562
 563                 /*
 564                 * $mobile_detect = new Mobile_Detect();
 565                 * $is_mobile = $mobile_detect->isMobile() || $mobile_detect->isTablet();
 566                 *               if ($is_mobile)
 567                 *                       return $o;
 568                 */
 569
 570                 $bd_format = L10n::t('g A l F d'); // 8 AM Friday January 18
 571                 $bd_short = L10n::t('F d');
 572
 573                 $cachekey = 'get_birthdays:' . local_user();
 574                 $r = Cache::get($cachekey);
 575                 if (is_null($r)) {
 576                         $s = DBA::p(
 577                                 "SELECT `event`.*, `event`.`id` AS `eid`, `contact`.* FROM `event`
 578                                 INNER JOIN `contact`
 579                                         ON `contact`.`id` = `event`.`cid`
 580                                         AND (`contact`.`rel` = ? OR `contact`.`rel` = ?)
 581                                         AND NOT `contact`.`pending`
 582                                         AND NOT `contact`.`hidden`
 583                                         AND NOT `contact`.`blocked`
 584                                         AND NOT `contact`.`archive`
 585                                         AND NOT `contact`.`deleted`
 586                                 WHERE `event`.`uid` = ? AND `type` = 'birthday' AND `start` < ? AND `finish` > ?
 587                                 ORDER BY `start` ASC ",
 588                                 Contact::SHARING,
 589                                 Contact::FRIEND,
 590                                 local_user(),
 591                                 DateTimeFormat::utc('now + 6 days'),
 592                                 DateTimeFormat::utcNow()
 593                         );
 594                         if (DBA::isResult($s)) {
 595                                 $r = DBA::toArray($s);
 596                                 Cache::set($cachekey, $r, Cache::HOUR);
 597                         }
 598                 }
 599
 600                 $total = 0;
 601                 $classtoday = '';
 602                 if (DBA::isResult($r)) {
 603                         $now = strtotime('now');
 604                         $cids = [];
 605
 606                         $istoday = false;
 607                         foreach ($r as $rr) {
 608                                 if (strlen($rr['name'])) {
 609                                         $total ++;
 610                                 }
 611                                 if ((strtotime($rr['start'] . ' +00:00') < $now) && (strtotime($rr['finish'] . ' +00:00') > $now)) {
 612                                         $istoday = true;
 613                                 }
 614                         }
 615                         $classtoday = $istoday ? ' birthday-today ' : '';
 616                         if ($total) {
 617                                 foreach ($r as &$rr) {
 618                                         if (!strlen($rr['name'])) {
 619                                                 continue;
 620                                         }
 621
 622                                         // avoid duplicates
 623
 624                                         if (in_array($rr['cid'], $cids)) {
 625                                                 continue;
 626                                         }
 627                                         $cids[] = $rr['cid'];
 628
 629                                         $today = (((strtotime($rr['start'] . ' +00:00') < $now) && (strtotime($rr['finish'] . ' +00:00') > $now)) ? true : false);
 630
 631                                         $rr['link'] = Contact::magicLink($rr['url']);
 632                                         $rr['title'] = $rr['name'];
 633                                         $rr['date'] = L10n::getDay(DateTimeFormat::convert($rr['start'], $a->timezone, 'UTC', $rr['adjust'] ? $bd_format : $bd_short)) . (($today) ? ' ' . L10n::t('[today]') : '');
 634                                         $rr['startime'] = null;
 635                                         $rr['today'] = $today;
 636                                 }
 637                         }
 638                 }
 639                 $tpl = Renderer::getMarkupTemplate('birthdays_reminder.tpl');
 640                 return Renderer::replaceMacros($tpl, [
 641                         '$baseurl' => System::baseUrl(),
 642                         '$classtoday' => $classtoday,
 643                         '$count' => $total,
 644                         '$event_reminders' => L10n::t('Birthday Reminders'),
 645                         '$event_title' => L10n::t('Birthdays this week:'),
 646                         '$events' => $r,
 647                         '$lbr' => '{', // raw brackets mess up if/endif macro processing
 648                         '$rbr' => '}'
 649                 ]);
 650         }
 651
 652         public static function getEventsReminderHTML()
 653         {
 654                 $a = get_app();
 655                 $o = '';
 656
 657                 if (!local_user() || $a->is_mobile || $a->is_tablet) {
 658                         return $o;
 659                 }
 660
 661                 /*
 662                 *       $mobile_detect = new Mobile_Detect();
 663                 *               $is_mobile = $mobile_detect->isMobile() || $mobile_detect->isTablet();
 664                 *               if ($is_mobile)
 665                 *                       return $o;
 666                 */
 667
 668                 $bd_format = L10n::t('g A l F d'); // 8 AM Friday January 18
 669                 $classtoday = '';
 670
 671                 $condition = ["`uid` = ? AND `type` != 'birthday' AND `start` < ? AND `start` >= ?",
 672                         local_user(), DateTimeFormat::utc('now + 7 days'), DateTimeFormat::utc('now - 1 days')];
 673                 $s = DBA::select('event', [], $condition, ['order' => ['start']]);
 674
 675                 $r = [];
 676
 677                 if (DBA::isResult($s)) {
 678                         $istoday = false;
 679                         $total = 0;
 680
 681                         while ($rr = DBA::fetch($s)) {
 682                                 $condition = ['parent-uri' => $rr['uri'], 'uid' => $rr['uid'], 'author-id' => public_contact(),
 683                                         'activity' => [Item::activityToIndex(ACTIVITY_ATTEND), Item::activityToIndex(ACTIVITY_ATTENDMAYBE)],
 684                                         'visible' => true, 'deleted' => false];
 685                                 if (!Item::exists($condition)) {
 686                                         continue;
 687                                 }
 688
 689                                 if (strlen($rr['summary'])) {
 690                                         $total++;
 691                                 }
 692
 693                                 $strt = DateTimeFormat::convert($rr['start'], $rr['adjust'] ? $a->timezone : 'UTC', 'UTC', 'Y-m-d');
 694                                 if ($strt === DateTimeFormat::timezoneNow($a->timezone, 'Y-m-d')) {
 695                                         $istoday = true;
 696                                 }
 697
 698                                 $title = strip_tags(html_entity_decode(BBCode::convert($rr['summary']), ENT_QUOTES, 'UTF-8'));
 699
 700                                 if (strlen($title) > 35) {
 701                                         $title = substr($title, 0, 32) . '... ';
 702                                 }
 703
 704                                 $description = substr(strip_tags(BBCode::convert($rr['desc'])), 0, 32) . '... ';
 705                                 if (!$description) {
 706                                         $description = L10n::t('[No description]');
 707                                 }
 708
 709                                 $strt = DateTimeFormat::convert($rr['start'], $rr['adjust'] ? $a->timezone : 'UTC');
 710
 711                                 if (substr($strt, 0, 10) < DateTimeFormat::timezoneNow($a->timezone, 'Y-m-d')) {
 712                                         continue;
 713                                 }
 714
 715                                 $today = ((substr($strt, 0, 10) === DateTimeFormat::timezoneNow($a->timezone, 'Y-m-d')) ? true : false);
 716
 717                                 $rr['title'] = $title;
 718                                 $rr['description'] = $description;
 719                                 $rr['date'] = L10n::getDay(DateTimeFormat::convert($rr['start'], $rr['adjust'] ? $a->timezone : 'UTC', 'UTC', $bd_format)) . (($today) ? ' ' . L10n::t('[today]') : '');
 720                                 $rr['startime'] = $strt;
 721                                 $rr['today'] = $today;
 722
 723                                 $r[] = $rr;
 724                         }
 725                         DBA::close($s);
 726                         $classtoday = (($istoday) ? 'event-today' : '');
 727                 }
 728                 $tpl = Renderer::getMarkupTemplate('events_reminder.tpl');
 729                 return Renderer::replaceMacros($tpl, [
 730                         '$baseurl' => System::baseUrl(),
 731                         '$classtoday' => $classtoday,
 732                         '$count' => count($r),
 733                         '$event_reminders' => L10n::t('Event Reminders'),
 734                         '$event_title' => L10n::t('Upcoming events the next 7 days:'),
 735                         '$events' => $r,
 736                 ]);
 737         }
 738
 739         public static function getAdvanced(App $a)
 740         {
 741                 $o = '';
 742                 $uid = $a->profile['uid'];
 743
 744                 $o .= Renderer::replaceMacros(
 745                         Renderer::getMarkupTemplate('section_title.tpl'),
 746                         ['$title' => L10n::t('Profile')]
 747                 );
 748
 749                 if ($a->profile['name']) {
 750                         $tpl = Renderer::getMarkupTemplate('profile_advanced.tpl');
 751
 752                         $profile = [];
 753
 754                         $profile['fullname'] = [L10n::t('Full Name:'), $a->profile['name']];
 755
 756                         if (Feature::isEnabled($uid, 'profile_membersince')) {
 757                                 $profile['membersince'] = [L10n::t('Member since:'), DateTimeFormat::local($a->profile['register_date'])];
 758                         }
 759
 760                         if ($a->profile['gender']) {
 761                                 $profile['gender'] = [L10n::t('Gender:'), $a->profile['gender']];
 762                         }
 763
 764                         if (!empty($a->profile['dob']) && $a->profile['dob'] > DBA::NULL_DATE) {
 765                                 $year_bd_format = L10n::t('j F, Y');
 766                                 $short_bd_format = L10n::t('j F');
 767
 768                                 $val = L10n::getDay(
 769                                         intval($a->profile['dob']) ?
 770                                                 DateTimeFormat::utc($a->profile['dob'] . ' 00:00 +00:00', $year_bd_format)
 771                                                 : DateTimeFormat::utc('2001-' . substr($a->profile['dob'], 5) . ' 00:00 +00:00', $short_bd_format)
 772                                 );
 773
 774                                 $profile['birthday'] = [L10n::t('Birthday:'), $val];
 775                         }
 776
 777                         if (!empty($a->profile['dob'])
 778                                 && $a->profile['dob'] > DBA::NULL_DATE
 779                                 && $age = Temporal::getAgeByTimezone($a->profile['dob'], $a->profile['timezone'], '')
 780                         ) {
 781                                 $profile['age'] = [L10n::t('Age:'), $age];
 782                         }
 783
 784                         if ($a->profile['marital']) {
 785                                 $profile['marital'] = [L10n::t('Status:'), $a->profile['marital']];
 786                         }
 787
 788                         /// @TODO Maybe use x() here, plus below?
 789                         if ($a->profile['with']) {
 790                                 $profile['marital']['with'] = $a->profile['with'];
 791                         }
 792
 793                         if (strlen($a->profile['howlong']) && $a->profile['howlong'] >= DBA::NULL_DATETIME) {
 794                                 $profile['howlong'] = Temporal::getRelativeDate($a->profile['howlong'], L10n::t('for %1$d %2$s'));
 795                         }
 796
 797                         if ($a->profile['sexual']) {
 798                                 $profile['sexual'] = [L10n::t('Sexual Preference:'), $a->profile['sexual']];
 799                         }
 800
 801                         if ($a->profile['homepage']) {
 802                                 $profile['homepage'] = [L10n::t('Homepage:'), HTML::toLink($a->profile['homepage'])];
 803                         }
 804
 805                         if ($a->profile['hometown']) {
 806                                 $profile['hometown'] = [L10n::t('Hometown:'), HTML::toLink($a->profile['hometown'])];
 807                         }
 808
 809                         if ($a->profile['pub_keywords']) {
 810                                 $profile['pub_keywords'] = [L10n::t('Tags:'), $a->profile['pub_keywords']];
 811                         }
 812
 813                         if ($a->profile['politic']) {
 814                                 $profile['politic'] = [L10n::t('Political Views:'), $a->profile['politic']];
 815                         }
 816
 817                         if ($a->profile['religion']) {
 818                                 $profile['religion'] = [L10n::t('Religion:'), $a->profile['religion']];
 819                         }
 820
 821                         if ($txt = prepare_text($a->profile['about'])) {
 822                                 $profile['about'] = [L10n::t('About:'), $txt];
 823                         }
 824
 825                         if ($txt = prepare_text($a->profile['interest'])) {
 826                                 $profile['interest'] = [L10n::t('Hobbies/Interests:'), $txt];
 827                         }
 828
 829                         if ($txt = prepare_text($a->profile['likes'])) {
 830                                 $profile['likes'] = [L10n::t('Likes:'), $txt];
 831                         }
 832
 833                         if ($txt = prepare_text($a->profile['dislikes'])) {
 834                                 $profile['dislikes'] = [L10n::t('Dislikes:'), $txt];
 835                         }
 836
 837                         if ($txt = prepare_text($a->profile['contact'])) {
 838                                 $profile['contact'] = [L10n::t('Contact information and Social Networks:'), $txt];
 839                         }
 840
 841                         if ($txt = prepare_text($a->profile['music'])) {
 842                                 $profile['music'] = [L10n::t('Musical interests:'), $txt];
 843                         }
 844
 845                         if ($txt = prepare_text($a->profile['book'])) {
 846                                 $profile['book'] = [L10n::t('Books, literature:'), $txt];
 847                         }
 848
 849                         if ($txt = prepare_text($a->profile['tv'])) {
 850                                 $profile['tv'] = [L10n::t('Television:'), $txt];
 851                         }
 852
 853                         if ($txt = prepare_text($a->profile['film'])) {
 854                                 $profile['film'] = [L10n::t('Film/dance/culture/entertainment:'), $txt];
 855                         }
 856
 857                         if ($txt = prepare_text($a->profile['romance'])) {
 858                                 $profile['romance'] = [L10n::t('Love/Romance:'), $txt];
 859                         }
 860
 861                         if ($txt = prepare_text($a->profile['work'])) {
 862                                 $profile['work'] = [L10n::t('Work/employment:'), $txt];
 863                         }
 864
 865                         if ($txt = prepare_text($a->profile['education'])) {
 866                                 $profile['education'] = [L10n::t('School/education:'), $txt];
 867                         }
 868
 869                         //show subcribed forum if it is enabled in the usersettings
 870                         if (Feature::isEnabled($uid, 'forumlist_profile')) {
 871                                 $profile['forumlist'] = [L10n::t('Forums:'), ForumManager::profileAdvanced($uid)];
 872                         }
 873
 874                         if ($a->profile['uid'] == local_user()) {
 875                                 $profile['edit'] = [System::baseUrl() . '/profiles/' . $a->profile['id'], L10n::t('Edit profile'), '', L10n::t('Edit profile')];
 876                         }
 877
 878                         return Renderer::replaceMacros($tpl, [
 879                                 '$title' => L10n::t('Profile'),
 880                                 '$basic' => L10n::t('Basic'),
 881                                 '$advanced' => L10n::t('Advanced'),
 882                                 '$profile' => $profile
 883                         ]);
 884                 }
 885
 886                 return '';
 887         }
 888
 889         public static function getTabs($a, $is_owner = false, $nickname = null)
 890         {
 891                 if (is_null($nickname)) {
 892                         $nickname = $a->user['nickname'];
 893                 }
 894
 895                 $tab = false;
 896                 if (!empty($_GET['tab'])) {
 897                         $tab = Strings::escapeTags(trim($_GET['tab']));
 898                 }
 899
 900                 $url = System::baseUrl() . '/profile/' . $nickname;
 901
 902                 $tabs = [
 903                         [
 904                                 'label' => L10n::t('Status'),
 905                                 'url'   => $url,
 906                                 'sel'   => !$tab && $a->argv[0] == 'profile' ? 'active' : '',
 907                                 'title' => L10n::t('Status Messages and Posts'),
 908                                 'id'    => 'status-tab',
 909                                 'accesskey' => 'm',
 910                         ],
 911                         [
 912                                 'label' => L10n::t('Profile'),
 913                                 'url'   => $url . '/?tab=profile',
 914                                 'sel'   => $tab == 'profile' ? 'active' : '',
 915                                 'title' => L10n::t('Profile Details'),
 916                                 'id'    => 'profile-tab',
 917                                 'accesskey' => 'r',
 918                         ],
 919                         [
 920                                 'label' => L10n::t('Photos'),
 921                                 'url'   => System::baseUrl() . '/photos/' . $nickname,
 922                                 'sel'   => !$tab && $a->argv[0] == 'photos' ? 'active' : '',
 923                                 'title' => L10n::t('Photo Albums'),
 924                                 'id'    => 'photo-tab',
 925                                 'accesskey' => 'h',
 926                         ],
 927                         [
 928                                 'label' => L10n::t('Videos'),
 929                                 'url'   => System::baseUrl() . '/videos/' . $nickname,
 930                                 'sel'   => !$tab && $a->argv[0] == 'videos' ? 'active' : '',
 931                                 'title' => L10n::t('Videos'),
 932                                 'id'    => 'video-tab',
 933                                 'accesskey' => 'v',
 934                         ],
 935                 ];
 936
 937                 // the calendar link for the full featured events calendar
 938                 if ($is_owner && $a->theme_events_in_profile) {
 939                         $tabs[] = [
 940                                 'label' => L10n::t('Events'),
 941                                 'url'   => System::baseUrl() . '/events',
 942                                 'sel'   => !$tab && $a->argv[0] == 'events' ? 'active' : '',
 943                                 'title' => L10n::t('Events and Calendar'),
 944                                 'id'    => 'events-tab',
 945                                 'accesskey' => 'e',
 946                         ];
 947                         // if the user is not the owner of the calendar we only show a calendar
 948                         // with the public events of the calendar owner
 949                 } elseif (!$is_owner) {
 950                         $tabs[] = [
 951                                 'label' => L10n::t('Events'),
 952                                 'url'   => System::baseUrl() . '/cal/' . $nickname,
 953                                 'sel'   => !$tab && $a->argv[0] == 'cal' ? 'active' : '',
 954                                 'title' => L10n::t('Events and Calendar'),
 955                                 'id'    => 'events-tab',
 956                                 'accesskey' => 'e',
 957                         ];
 958                 }
 959
 960                 if ($is_owner) {
 961                         $tabs[] = [
 962                                 'label' => L10n::t('Personal Notes'),
 963                                 'url'   => System::baseUrl() . '/notes',
 964                                 'sel'   => !$tab && $a->argv[0] == 'notes' ? 'active' : '',
 965                                 'title' => L10n::t('Only You Can See This'),
 966                                 'id'    => 'notes-tab',
 967                                 'accesskey' => 't',
 968                         ];
 969                 }
 970
 971                 if (!empty($_SESSION['new_member']) && $is_owner) {
 972                         $tabs[] = [
 973                                 'label' => L10n::t('Tips for New Members'),
 974                                 'url'   => System::baseUrl() . '/newmember',
 975                                 'sel'   => false,
 976                                 'title' => L10n::t('Tips for New Members'),
 977                                 'id'    => 'newmember-tab',
 978                         ];
 979                 }
 980
 981                 if (!$is_owner && empty($a->profile['hide-friends'])) {
 982                         $tabs[] = [
 983                                 'label' => L10n::t('Contacts'),
 984                                 'url'   => System::baseUrl() . '/viewcontacts/' . $nickname,
 985                                 'sel'   => !$tab && $a->argv[0] == 'viewcontacts' ? 'active' : '',
 986                                 'title' => L10n::t('Contacts'),
 987                                 'id'    => 'viewcontacts-tab',
 988                                 'accesskey' => 'k',
 989                         ];
 990                 }
 991
 992                 $arr = ['is_owner' => $is_owner, 'nickname' => $nickname, 'tab' => $tab, 'tabs' => $tabs];
 993                 Addon::callHooks('profile_tabs', $arr);
 994
 995                 $tpl = Renderer::getMarkupTemplate('common_tabs.tpl');
 996
 997                 return Renderer::replaceMacros($tpl, ['$tabs' => $arr['tabs']]);
 998         }
 999
1000         /**
1001          * Retrieves the my_url session variable
1002          *
1003          * @return string
1004          */
1005         public static function getMyURL()
1006         {
1007                 if (!empty($_SESSION['my_url'])) {
1008                         return $_SESSION['my_url'];
1009                 }
1010                 return null;
1011         }
1012
1013         /**
1014          * Process the 'zrl' parameter and initiate the remote authentication.
1015          *
1016          * This method checks if the visitor has a public contact entry and
1017          * redirects the visitor to his/her instance to start the magic auth (Authentication)
1018          * process.
1019          *
1020          * Ported from Hubzilla: https://framagit.org/hubzilla/core/blob/master/include/channel.php
1021          *
1022          * @param App $a Application instance.
1023          */
1024         public static function zrlInit(App $a)
1025         {
1026                 $my_url = self::getMyURL();
1027                 $my_url = Network::isUrlValid($my_url);
1028
1029                 if (empty($my_url) || local_user()) {
1030                         return;
1031                 }
1032
1033                 $arr = ['zrl' => $my_url, 'url' => $a->cmd];
1034                 Addon::callHooks('zrl_init', $arr);
1035
1036                 // Try to find the public contact entry of the visitor.
1037                 $cid = Contact::getIdForURL($my_url);
1038                 if (!$cid) {
1039                         Logger::log('No contact record found for ' . $my_url, Logger::DEBUG);
1040                         return;
1041                 }
1042
1043                 $contact = DBA::selectFirst('contact',['id', 'url'], ['id' => $cid]);
1044
1045                 if (DBA::isResult($contact) && remote_user() && remote_user() == $contact['id']) {
1046                         Logger::log('The visitor ' . $my_url . ' is already authenticated', Logger::DEBUG);
1047                         return;
1048                 }
1049
1050                 // Avoid endless loops
1051                 $cachekey = 'zrlInit:' . $my_url;
1052                 if (Cache::get($cachekey)) {
1053                         Logger::log('URL ' . $my_url . ' already tried to authenticate.', Logger::DEBUG);
1054                         return;
1055                 } else {
1056                         Cache::set($cachekey, true, Cache::MINUTE);
1057                 }
1058
1059                 Logger::log('Not authenticated. Invoking reverse magic-auth for ' . $my_url, Logger::DEBUG);
1060
1061                 Worker::add(PRIORITY_LOW, 'GProbe', $my_url);
1062
1063                 // Try to avoid recursion - but send them home to do a proper magic auth.
1064                 $query = str_replace(array('?zrl=', '&zid='), array('?rzrl=', '&rzrl='), $a->query_string);
1065                 // The other instance needs to know where to redirect.
1066                 $dest = urlencode($a->getBaseURL() . '/' . $query);
1067
1068                 // We need to extract the basebath from the profile url
1069                 // to redirect the visitors '/magic' module.
1070                 // Note: We should have the basepath of a contact also in the contact table.
1071                 $urlarr = explode('/profile/', $contact['url']);
1072                 $basepath = $urlarr[0];
1073
1074                 if ($basepath != $a->getBaseURL() && !strstr($dest, '/magic') && !strstr($dest, '/rmagic')) {
1075                         $magic_path = $basepath . '/magic' . '?f=&owa=1&dest=' . $dest;
1076
1077                         // We have to check if the remote server does understand /magic without invoking something
1078                         $serverret = Network::curl($basepath . '/magic');
1079                         if ($serverret->isSuccess()) {
1080                                 Logger::log('Doing magic auth for visitor ' . $my_url . ' to ' . $magic_path, Logger::DEBUG);
1081                                 System::externalRedirect($magic_path);
1082                         }
1083                 }
1084         }
1085
1086         /**
1087          * OpenWebAuth authentication.
1088          *
1089          * Ported from Hubzilla: https://framagit.org/hubzilla/core/blob/master/include/zid.php
1090          *
1091          * @param string $token
1092          */
1093         public static function openWebAuthInit($token)
1094         {
1095                 $a = get_app();
1096
1097                 // Clean old OpenWebAuthToken entries.
1098                 OpenWebAuthToken::purge('owt', '3 MINUTE');
1099
1100                 // Check if the token we got is the same one
1101                 // we have stored in the database.
1102                 $visitor_handle = OpenWebAuthToken::getMeta('owt', 0, $token);
1103
1104                 if($visitor_handle === false) {
1105                         return;
1106                 }
1107
1108                 // Try to find the public contact entry of the visitor.
1109                 $cid = Contact::getIdForURL($visitor_handle);
1110                 if(!$cid) {
1111                         Logger::log('owt: unable to finger ' . $visitor_handle, Logger::DEBUG);
1112                         return;
1113                 }
1114
1115                 $visitor = DBA::selectFirst('contact', [], ['id' => $cid]);
1116
1117                 // Authenticate the visitor.
1118                 $_SESSION['authenticated'] = 1;
1119                 $_SESSION['visitor_id'] = $visitor['id'];
1120                 $_SESSION['visitor_handle'] = $visitor['addr'];
1121                 $_SESSION['visitor_home'] = $visitor['url'];
1122                 $_SESSION['my_url'] = $visitor['url'];
1123
1124                 /// @todo replace this and the query for this variable with some cleaner functionality
1125                 $_SESSION['remote'] = [];
1126
1127                 $remote_contacts = DBA::select('contact', ['id', 'uid'], ['nurl' => $visitor['nurl'], 'rel' => [Contact::FOLLOWER, Contact::FRIEND]]);
1128                 while ($contact = DBA::fetch($remote_contacts)) {
1129                         if (($contact['uid'] == 0) || Contact::isBlockedByUser($visitor['id'], $contact['uid'])) {
1130                                 continue;
1131                         }
1132
1133                         $_SESSION['remote'][] = ['cid' => $contact['id'], 'uid' => $contact['uid'], 'url' => $visitor['url']];
1134                 }
1135                 $arr = [
1136                         'visitor' => $visitor,
1137                         'url' => $a->query_string
1138                 ];
1139                 /**
1140                  * @hooks magic_auth_success
1141                  *   Called when a magic-auth was successful.
1142                  *   * \e array \b visitor
1143                  *   * \e string \b url
1144                  */
1145                 Addon::callHooks('magic_auth_success', $arr);
1146
1147                 $a->contact = $arr['visitor'];
1148
1149                 info(L10n::t('OpenWebAuth: %1$s welcomes %2$s', $a->getHostName(), $visitor['name']));
1150
1151                 Logger::log('OpenWebAuth: auth success from ' . $visitor['addr'], Logger::DEBUG);
1152         }
1153
1154         public static function zrl($s, $force = false)
1155         {
1156                 if (!strlen($s)) {
1157                         return $s;
1158                 }
1159                 if ((!strpos($s, '/profile/')) && (!$force)) {
1160                         return $s;
1161                 }
1162                 if ($force && substr($s, -1, 1) !== '/') {
1163                         $s = $s . '/';
1164                 }
1165                 $achar = strpos($s, '?') ? '&' : '?';
1166                 $mine = self::getMyURL();
1167                 if ($mine && !Strings::compareLink($mine, $s)) {
1168                         return $s . $achar . 'zrl=' . urlencode($mine);
1169                 }
1170                 return $s;
1171         }
1172
1173         /**
1174          * Get the user ID of the page owner.
1175          *
1176          * Used from within PCSS themes to set theme parameters. If there's a
1177          * puid request variable, that is the "page owner" and normally their theme
1178          * settings take precedence; unless a local user sets the "always_my_theme"
1179          * system pconfig, which means they don't want to see anybody else's theme
1180          * settings except their own while on this site.
1181          *
1182          * @brief Get the user ID of the page owner
1183          * @return int user ID
1184          *
1185          * @note Returns local_user instead of user ID if "always_my_theme"
1186          *      is set to true
1187          */
1188         public static function getThemeUid()
1189         {
1190                 $uid = (!empty($_REQUEST['puid']) ? intval($_REQUEST['puid']) : 0);
1191                 if ((local_user()) && ((PConfig::get(local_user(), 'system', 'always_my_theme')) || (!$uid))) {
1192                         return local_user();
1193                 }
1194
1195                 return $uid;
1196         }
1197
1198         /**
1199         * Stip zrl parameter from a string.
1200         *
1201         * @param string $s The input string.
1202         * @return string The zrl.
1203         */
1204         public static function stripZrls($s)
1205         {
1206                 return preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is', '', $s);
1207         }
1208
1209         /**
1210         * Stip query parameter from a string.
1211         *
1212         * @param string $s The input string.
1213         * @return string The query parameter.
1214         */
1215         public static function stripQueryParam($s, $param)
1216         {
1217                 return preg_replace('/[\?&]' . $param . '=(.*?)(&|$)/ism', '$2', $s);
1218         }
1219 }