mod/admin.php

   1 <?php
   2
   3  /**
   4  * @file mod/admin.php
   5  *
   6  * @brief Friendica admin
   7  */
   8
   9 use \Friendica\Core\Config;
  10
  11 require_once("include/enotify.php");
  12 require_once("include/text.php");
  13
  14 /**
  15  * @brief Process send data from the admin panels subpages
  16  *
  17  * This function acts as relais for processing the data send from the subpages
  18  * of the admin panel. Depending on the 1st parameter of the url (argv[1])
  19  * specialized functions are called to process the data from the subpages.
  20  *
  21  * The function itself does not return anything, but the subsequencely function
  22  * return the HTML for the pages of the admin panel.
  23  *
  24  * @param App $a
  25  *
  26  */
  27 function admin_post(App $a) {
  28
  29
  30         if (!is_site_admin()) {
  31                 return;
  32         }
  33
  34         // do not allow a page manager to access the admin panel at all.
  35
  36         if (x($_SESSION,'submanage') && intval($_SESSION['submanage'])) {
  37                 return;
  38         }
  39
  40         // urls
  41         if ($a->argc > 1) {
  42                 switch ($a->argv[1]) {
  43                         case 'site':
  44                                 admin_page_site_post($a);
  45                                 break;
  46                         case 'users':
  47                                 admin_page_users_post($a);
  48                                 break;
  49                         case 'plugins':
  50                                 if ($a->argc > 2 &&
  51                                         is_file("addon/".$a->argv[2]."/".$a->argv[2].".php")) {
  52                                                 @include_once("addon/".$a->argv[2]."/".$a->argv[2].".php");
  53                                                 if (function_exists($a->argv[2].'_plugin_admin_post')) {
  54                                                         $func = $a->argv[2].'_plugin_admin_post';
  55                                                         $func($a);
  56                                                 }
  57                                 }
  58                                 goaway('admin/plugins/'.$a->argv[2]);
  59                                 return; // NOTREACHED
  60                                 break;
  61                         case 'themes':
  62                                 if ($a->argc < 2) {
  63                                         if (is_ajax()) {
  64                                                 return;
  65                                         }
  66                                         goaway('admin/');
  67                                         return;
  68                                 }
  69
  70                                 $theme = $a->argv[2];
  71                                 if (is_file("view/theme/$theme/config.php")) {
  72                                         function __call_theme_admin_post(App $a, $theme) {
  73                                                 $orig_theme = $a->theme;
  74                                                 $orig_page = $a->page;
  75                                                 $orig_session_theme = $_SESSION['theme'];
  76                                                 require_once("view/theme/$theme/theme.php");
  77                                                 require_once("view/theme/$theme/config.php");
  78                                                 $_SESSION['theme'] = $theme;
  79
  80
  81                                                 $init = $theme."_init";
  82                                                 if (function_exists($init)) {
  83                                                         $init($a);
  84                                                 }
  85                                                 if (function_exists("theme_admin_post")) {
  86                                                         $admin_form = theme_admin_post($a);
  87                                                 }
  88
  89                                                 $_SESSION['theme'] = $orig_session_theme;
  90                                                 $a->theme = $orig_theme;
  91                                                 $a->page = $orig_page;
  92                                                 return $admin_form;
  93                                         }
  94                                         __call_theme_admin_post($a, $theme);
  95                                 }
  96                                 info(t('Theme settings updated.'));
  97                                 if (is_ajax()) {
  98                                         return;
  99                                 }
 100                                 goaway('admin/themes/'.$theme);
 101                                 return;
 102                                 break;
 103                         case 'features':
 104                                 admin_page_features_post($a);
 105                                 break;
 106                         case 'logs':
 107                                 admin_page_logs_post($a);
 108                                 break;
 109                         case 'dbsync':
 110                                 admin_page_dbsync_post($a);
 111                                 break;
 112                 }
 113         }
 114
 115         goaway('admin');
 116         return; // NOTREACHED
 117 }
 118
 119 /**
 120  * @brief Generates content of the admin panel pages
 121  *
 122  * This function generates the content for the admin panel. It consists of the
 123  * aside menu (same for the entire admin panel) and the code for the soecified
 124  * subpage of the panel.
 125  *
 126  * The structure of the adress is: /admin/subpage/details though "details" is
 127  * only necessary for some subpages, like themes or addons where it is the name
 128  * of one theme resp. addon from which the details should be shown. Content for
 129  * the subpages is generated in separate functions for each of the subpages.
 130  *
 131  * The returned string hold the generated HTML code of the page.
 132  *
 133  * @param App $a
 134  * @return string
 135  */
 136 function admin_content(App $a) {
 137
 138         if (!is_site_admin()) {
 139                 return login(false);
 140         }
 141
 142         if (x($_SESSION,'submanage') && intval($_SESSION['submanage'])) {
 143                 return "";
 144         }
 145
 146         // APC deactivated, since there are problems with PHP 5.5
 147         //if (function_exists("apc_delete")) {
 148         //      $toDelete = new APCIterator('user', APC_ITER_VALUE);
 149         //      apc_delete($toDelete);
 150         //}
 151
 152         // Header stuff
 153         $a->page['htmlhead'] .= replace_macros(get_markup_template('admin_settings_head.tpl'), array());
 154
 155         /*
 156          * Side bar links
 157          */
 158         $aside_tools = array();
 159         // array(url, name, extra css classes)
 160         // not part of $aside to make the template more adjustable
 161         $aside_sub = array(
 162                 'site'   =>     array("admin/site/", t("Site") , "site"),
 163                 'users'  =>     array("admin/users/", t("Users") , "users"),
 164                 'plugins'=>     array("admin/plugins/", t("Plugins") , "plugins"),
 165                 'themes' =>     array("admin/themes/", t("Themes") , "themes"),
 166                 'features' =>   array("admin/features/", t("Additional features") , "features"),
 167                 'dbsync' =>     array("admin/dbsync/", t('DB updates'), "dbsync"),
 168                 'queue'  =>     array("admin/queue/", t('Inspect Queue'), "queue"),
 169                 'federation' => array("admin/federation/", t('Federation Statistics'), "federation"),
 170         );
 171
 172         /* get plugins admin page */
 173
 174         $r = q("SELECT `name` FROM `addon` WHERE `plugin_admin` = 1 ORDER BY `name`");
 175         $aside_tools['plugins_admin']=array();
 176         foreach ($r as $h) {
 177                 $plugin =$h['name'];
 178                 $aside_tools['plugins_admin'][] = array("admin/plugins/".$plugin, $plugin, "plugin");
 179                 // temp plugins with admin
 180                 $a->plugins_admin[] = $plugin;
 181         }
 182
 183         $aside_tools['logs'] = array("admin/logs/", t("Logs"), "logs");
 184         $aside_tools['viewlogs'] = array("admin/viewlogs/", t("View Logs"), 'viewlogs');
 185         $aside_tools['diagnostics_probe'] = array('probe/', t('probe address'), 'probe');
 186         $aside_tools['diagnostics_webfinger'] = array('webfinger/', t('check webfinger'), 'webfinger');
 187
 188         $t = get_markup_template("admin_aside.tpl");
 189         $a->page['aside'] .= replace_macros($t, array(
 190                 '$admin' => $aside_tools,
 191                 '$subpages' => $aside_sub,
 192                 '$admtxt' => t('Admin'),
 193                 '$plugadmtxt' => t('Plugin Features'),
 194                 '$logtxt' => t('Logs'),
 195                 '$diagnosticstxt' => t('diagnostics'),
 196                 '$h_pending' => t('User registrations waiting for confirmation'),
 197                 '$admurl'=> "admin/"
 198         ));
 199
 200
 201
 202         /*
 203          * Page content
 204          */
 205         $o = '';
 206         // urls
 207         if ($a->argc > 1) {
 208                 switch ($a->argv[1]) {
 209                         case 'site':
 210                                 $o = admin_page_site($a);
 211                                 break;
 212                         case 'users':
 213                                 $o = admin_page_users($a);
 214                                 break;
 215                         case 'plugins':
 216                                 $o = admin_page_plugins($a);
 217                                 break;
 218                         case 'themes':
 219                                 $o = admin_page_themes($a);
 220                                 break;
 221                         case 'features':
 222                                 $o = admin_page_features($a);
 223                                 break;
 224                         case 'logs':
 225                                 $o = admin_page_logs($a);
 226                                 break;
 227                         case 'viewlogs':
 228                                 $o = admin_page_viewlogs($a);
 229                                 break;
 230                         case 'dbsync':
 231                                 $o = admin_page_dbsync($a);
 232                                 break;
 233                         case 'queue':
 234                                 $o = admin_page_queue($a);
 235                                 break;
 236                         case 'federation':
 237                                 $o = admin_page_federation($a);
 238                                 break;
 239                         default:
 240                                 notice(t("Item not found."));
 241                 }
 242         } else {
 243                 $o = admin_page_summary($a);
 244         }
 245
 246         if (is_ajax()) {
 247                 echo $o;
 248                 killme();
 249                 return '';
 250         } else {
 251                 return $o;
 252         }
 253 }
 254
 255 /**
 256  * @brief Subpage with some stats about "the federation" network
 257  *
 258  * This function generates the "Federation Statistics" subpage for the admin
 259  * panel. The page lists some numbers to the part of "The Federation" known to
 260  * the node. This data includes the different connected networks (e.g.
 261  * Diaspora, Hubzilla, GNU Social) and the used versions in the different
 262  * networks.
 263  *
 264  * The returned string contains the HTML code of the subpage for display.
 265  *
 266  * @param App $a
 267  * @return string
 268  */
 269 function admin_page_federation(App $a) {
 270         // get counts on active friendica, diaspora, redmatrix, hubzilla, gnu
 271         // social and statusnet nodes this node is knowing
 272         //
 273         // We are looking for the following platforms in the DB, "Red" should find
 274         // all variants of that platform ID string as the q() function is stripping
 275         // off one % two of them are needed in the query
 276         // Add more platforms if you like, when one returns 0 known nodes it is not
 277         // displayed on the stats page.
 278         $platforms = array('Friendi%%a', 'Diaspora', '%%red%%', 'Hubzilla', 'BlaBlaNet', 'GNU Social', 'StatusNet', 'Mastodon');
 279         $colors    = array('Friendi%%a' => '#ffc018',     // orange from the logo
 280                            'Diaspora'  => '#a1a1a1',     // logo is black and white, makes a gray
 281                            '%%red%%'   => '#c50001',     // fire red from the logo
 282                            'Hubzilla'  => '#43488a',     // blue from the logo
 283                            'BlaBlaNet' => '#3B5998',     // blue from the navbar at blablanet-dot-com
 284                            'GNU Social'=> '#a22430',     // dark red from the logo
 285                            'StatusNet' => '#789240',     // the green from the logo (red and blue have already others
 286                            'Mastodon'  => '#1a9df9');    // blue from the Mastodon logo
 287         $counts = array();
 288         $total = 0;
 289
 290         foreach ($platforms as $p) {
 291                 // get a total count for the platform, the name and version of the
 292                 // highest version and the protocol tpe
 293                 $c = qu('SELECT COUNT(*) AS `total`, ANY_VALUE(`platform`) AS `platform`,
 294                                 ANY_VALUE(`network`) AS `network`, MAX(`version`) AS `version` FROM `gserver`
 295                                 WHERE `platform` LIKE "%s" AND `last_contact` >= `last_failure`
 296                                 ORDER BY `version` ASC;', $p);
 297                 $total = $total + $c[0]['total'];
 298
 299                 // what versions for that platform do we know at all?
 300                 // again only the active nodes
 301                 $v = qu('SELECT COUNT(*) AS `total`, `version` FROM `gserver`
 302                                 WHERE `last_contact` >= `last_failure` AND `platform` LIKE "%s"
 303                                 GROUP BY `version`
 304                                 ORDER BY `version`;', $p);
 305
 306                 //
 307                 // clean up version numbers
 308                 //
 309                 // some platforms do not provide version information, add a unkown there
 310                 // to the version string for the displayed list.
 311                 foreach ($v as $key => $value) {
 312                         if ($v[$key]['version'] == '') {
 313                                 $v[$key] = array('total'=>$v[$key]['total'], 'version'=>t('unknown'));
 314                         }
 315                 }
 316                 // in the DB the Diaspora versions have the format x.x.x.x-xx the last
 317                 // part (-xx) should be removed to clean up the versions from the "head
 318                 // commit" information and combined into a single entry for x.x.x.x
 319                 if ($p == 'Diaspora') {
 320                         $newV = array();
 321                         $newVv = array();
 322                         foreach ($v as $vv) {
 323                                 $newVC = $vv['total'];
 324                                 $newVV = $vv['version'];
 325                                 $posDash = strpos($newVV, '-');
 326                                 if ($posDash) {
 327                                         $newVV = substr($newVV, 0, $posDash);
 328                                 }
 329                                 if (isset($newV[$newVV])) {
 330                                         $newV[$newVV] += $newVC;
 331                                 } else {
 332                                         $newV[$newVV] = $newVC;
 333                                 }
 334                         }
 335                         foreach ($newV as $key => $value) {
 336                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 337                         }
 338                         $v = $newVv;
 339                 }
 340
 341                 // early friendica versions have the format x.x.xxxx where xxxx is the
 342                 // DB version stamp; those should be operated out and versions be
 343                 // conbined
 344                 if ($p == 'Friendi%%a') {
 345                         $newV = array();
 346                         $newVv = array();
 347                         foreach ($v as $vv) {
 348                                 $newVC = $vv['total'];
 349                                 $newVV = $vv['version'];
 350                                 $lastDot = strrpos($newVV,'.');
 351                                 $len = strlen($newVV)-1;
 352                                 if (($lastDot == $len-4) && (!strrpos($newVV,'-rc') == $len-3)) {
 353                                         $newVV = substr($newVV, 0, $lastDot);
 354                                 }
 355                                 if (isset($newV[$newVV])) {
 356                                         $newV[$newVV] += $newVC;
 357                                 } else {
 358                                         $newV[$newVV] = $newVC;
 359                                 }
 360                         }
 361                         foreach ($newV as $key => $value) {
 362                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 363                         }
 364                         $v = $newVv;
 365                 }
 366
 367                 foreach ($v as $key => $vv)
 368                         $v[$key]["version"] = trim(strip_tags($vv["version"]));
 369
 370                 // the 3rd array item is needed for the JavaScript graphs as JS does
 371                 // not like some characters in the names of variables...
 372                 $counts[$p]=array($c[0], $v, str_replace(array(' ','%'),'',$p), $colors[$p]);
 373         }
 374
 375         // some helpful text
 376         $intro = t('This page offers you some numbers to the known part of the federated social network your Friendica node is part of. These numbers are not complete but only reflect the part of the network your node is aware of.');
 377         $hint = t('The <em>Auto Discovered Contact Directory</em> feature is not enabled, it will improve the data displayed here.');
 378
 379         // load the template, replace the macros and return the page content
 380         $t = get_markup_template("admin_federation.tpl");
 381         return replace_macros($t, array(
 382                 '$title' => t('Administration'),
 383                 '$page' => t('Federation Statistics'),
 384                 '$intro' => $intro,
 385                 '$hint' => $hint,
 386                 '$autoactive' => get_config('system', 'poco_completion'),
 387                 '$counts' => $counts,
 388                 '$version' => FRIENDICA_VERSION,
 389                 '$legendtext' => sprintf(t('Currently this node is aware of %d nodes from the following platforms:'), $total),
 390                 '$baseurl' => App::get_baseurl(),
 391         ));
 392 }
 393
 394 /**
 395  * @brief Admin Inspect Queue Page
 396  *
 397  * Generates a page for the admin to have a look into the current queue of
 398  * postings that are not deliverabke. Shown are the name and url of the
 399  * recipient, the delivery network and the dates when the posting was generated
 400  * and the last time tried to deliver the posting.
 401  *
 402  * The returned string holds the content of the page.
 403  *
 404  * @param App $a
 405  * @return string
 406  */
 407 function admin_page_queue(App $a) {
 408         // get content from the queue table
 409         $r = q("SELECT `c`.`name`, `c`.`nurl`, `q`.`id`, `q`.`network`, `q`.`created`, `q`.`last`
 410                         FROM `queue` AS `q`, `contact` AS `c`
 411                         WHERE `c`.`id` = `q`.`cid`
 412                         ORDER BY `q`.`cid`, `q`.`created`;");
 413
 414         $t = get_markup_template("admin_queue.tpl");
 415         return replace_macros($t, array(
 416                 '$title' => t('Administration'),
 417                 '$page' => t('Inspect Queue'),
 418                 '$count' => sizeof($r),
 419                 'id_header' => t('ID'),
 420                 '$to_header' => t('Recipient Name'),
 421                 '$url_header' => t('Recipient Profile'),
 422                 '$network_header' => t('Network'),
 423                 '$created_header' => t('Created'),
 424                 '$last_header' => t('Last Tried'),
 425                 '$info' => t('This page lists the content of the queue for outgoing postings. These are postings the initial delivery failed for. They will be resend later and eventually deleted if the delivery fails permanently.'),
 426                 '$entries' => $r,
 427         ));
 428 }
 429
 430 /**
 431  * @brief Admin Summary Page
 432  *
 433  * The summary page is the "start page" of the admin panel. It gives the admin
 434  * a first overview of the open adminastrative tasks.
 435  *
 436  * The returned string contains the HTML content of the generated page.
 437  *
 438  * @param App $a
 439  * @return string
 440  */
 441 function admin_page_summary(App $a) {
 442         global $db;
 443         // are there MyISAM tables in the DB? If so, trigger a warning message
 444         $r = q("SELECT `engine` FROM `information_schema`.`tables` WHERE `engine` = 'myisam' AND `table_schema` = '%s' LIMIT 1",
 445                 dbesc($db->database_name()));
 446         $showwarning = false;
 447         $warningtext = array();
 448         if (dbm::is_result($r)) {
 449                 $showwarning = true;
 450                 $warningtext[] = sprintf(t('Your DB still runs with MyISAM tables. You should change the engine type to InnoDB. As Friendica will use InnoDB only features in the future, you should change this! See <a href="%s">here</a> for a guide that may be helpful converting the table engines. You may also use the <tt>convert_innodb.sql</tt> in the <tt>/util</tt> directory of your Friendica installation.<br />'), 'https://dev.mysql.com/doc/refman/5.7/en/converting-tables-to-innodb.html');
 451         }
 452         // MySQL >= 5.7.4 doesn't support the IGNORE keyword in ALTER TABLE statements
 453         if ((version_compare($db->server_info(), '5.7.4') >= 0) AND
 454                 !(strpos($db->server_info(), 'MariaDB') !== false)) {
 455                 $warningtext[] = t('You are using a MySQL version which does not support all features that Friendica uses. You should consider switching to MariaDB.');
 456         }
 457         $r = q("SELECT `page-flags`, COUNT(`uid`) AS `count` FROM `user` GROUP BY `page-flags`");
 458         $accounts = array(
 459                 array(t('Normal Account'), 0),
 460                 array(t('Soapbox Account'), 0),
 461                 array(t('Community/Celebrity Account'), 0),
 462                 array(t('Automatic Friend Account'), 0),
 463                 array(t('Blog Account'), 0),
 464                 array(t('Private Forum'), 0)
 465         );
 466
 467         $users=0;
 468         foreach ($r as $u) {
 469                 $accounts[$u['page-flags']][1] = $u['count'];
 470                 $users+= $u['count'];
 471         }
 472
 473         logger('accounts: '.print_r($accounts,true),LOGGER_DATA);
 474
 475         $r = qu("SELECT COUNT(`id`) AS `count` FROM `register`");
 476         $pending = $r[0]['count'];
 477
 478         $r = qu("SELECT COUNT(*) AS `total` FROM `queue` WHERE 1");
 479         $queue = (($r) ? $r[0]['total'] : 0);
 480
 481         $r = qu("SELECT COUNT(*) AS `total` FROM `workerqueue` WHERE 1");
 482         $workerqueue = (($r) ? $r[0]['total'] : 0);
 483
 484         // We can do better, but this is a quick queue status
 485
 486         $queues = array('label' => t('Message queues'), 'queue' => $queue, 'workerq' => $workerqueue);
 487
 488
 489         $t = get_markup_template("admin_summary.tpl");
 490         return replace_macros($t, array(
 491                 '$title' => t('Administration'),
 492                 '$page' => t('Summary'),
 493                 '$queues' => $queues,
 494                 '$users' => array(t('Registered users'), $users),
 495                 '$accounts' => $accounts,
 496                 '$pending' => array(t('Pending registrations'), $pending),
 497                 '$version' => array(t('Version'), FRIENDICA_VERSION),
 498                 '$baseurl' => App::get_baseurl(),
 499                 '$platform' => FRIENDICA_PLATFORM,
 500                 '$codename' => FRIENDICA_CODENAME,
 501                 '$build' =>  get_config('system','build'),
 502                 '$plugins' => array(t('Active plugins'), $a->plugins),
 503                 '$showwarning' => $showwarning,
 504                 '$warningtext' => $warningtext
 505         ));
 506 }
 507
 508 /**
 509  * @brief Process send data from Admin Site Page
 510  *
 511  * @param App $a
 512  */
 513 function admin_page_site_post(App $a) {
 514         if (!x($_POST,"page_site")) {
 515                 return;
 516         }
 517
 518         check_form_security_token_redirectOnErr('/admin/site', 'admin_site');
 519
 520         // relocate
 521         if (x($_POST,'relocate') && x($_POST,'relocate_url') && $_POST['relocate_url'] != "") {
 522                 $new_url = $_POST['relocate_url'];
 523                 $new_url = rtrim($new_url,"/");
 524
 525                 $parsed = @parse_url($new_url);
 526                 if (!$parsed || (!x($parsed,'host') || !x($parsed,'scheme'))) {
 527                         notice(t("Can not parse base url. Must have at least <scheme>://<domain>"));
 528                         goaway('admin/site');
 529                 }
 530
 531                 /* steps:
 532                  * replace all "baseurl" to "new_url" in config, profile, term, items and contacts
 533                  * send relocate for every local user
 534                  * */
 535
 536                 $old_url = App::get_baseurl(true);
 537
 538                 // Generate host names for relocation the addresses in the format user@address.tld
 539                 $new_host = str_replace("http://", "@", normalise_link($new_url));
 540                 $old_host = str_replace("http://", "@", normalise_link($old_url));
 541
 542                 function update_table($table_name, $fields, $old_url, $new_url) {
 543                         global $db, $a;
 544
 545                         $dbold = dbesc($old_url);
 546                         $dbnew = dbesc($new_url);
 547
 548                         $upd = array();
 549                         foreach ($fields as $f) {
 550                                 $upd[] = "`$f` = REPLACE(`$f`, '$dbold', '$dbnew')";
 551                         }
 552
 553                         $upds = implode(", ", $upd);
 554
 555
 556
 557                         $q = sprintf("UPDATE %s SET %s;", $table_name, $upds);
 558                         $r = q($q);
 559                         if (!$r) {
 560                                 notice("Failed updating '$table_name': ".$db->error);
 561                                 goaway('admin/site');
 562                         }
 563                 }
 564
 565                 // update tables
 566                 // update profile links in the format "http://server.tld"
 567                 update_table("profile", array('photo', 'thumb'), $old_url, $new_url);
 568                 update_table("term", array('url'), $old_url, $new_url);
 569                 update_table("contact", array('photo','thumb','micro','url','nurl','alias','request','notify','poll','confirm','poco', 'avatar'), $old_url, $new_url);
 570                 update_table("gcontact", array('url','nurl','photo','server_url','notify','alias'), $old_url, $new_url);
 571                 update_table("item", array('owner-link','owner-avatar','author-link','author-avatar','body','plink','tag'), $old_url, $new_url);
 572
 573                 // update profile addresses in the format "user@server.tld"
 574                 update_table("contact", array('addr'), $old_host, $new_host);
 575                 update_table("gcontact", array('connect','addr'), $old_host, $new_host);
 576
 577                 // update config
 578                 $a->set_baseurl($new_url);
 579                 set_config('system','url',$new_url);
 580
 581                 // send relocate
 582                 $users = q("SELECT `uid` FROM `user` WHERE `account_removed` = 0 AND `account_expired` = 0");
 583
 584                 foreach ($users as $user) {
 585                         proc_run(PRIORITY_HIGH, 'include/notifier.php', 'relocate', $user['uid']);
 586                 }
 587
 588                 info("Relocation started. Could take a while to complete.");
 589
 590                 goaway('admin/site');
 591         }
 592         // end relocate
 593
 594         $sitename               =       ((x($_POST,'sitename'))                 ? notags(trim($_POST['sitename']))              : '');
 595         $hostname               =       ((x($_POST,'hostname'))                 ? notags(trim($_POST['hostname']))              : '');
 596         $sender_email           =       ((x($_POST,'sender_email'))             ? notags(trim($_POST['sender_email']))          : '');
 597         $banner                 =       ((x($_POST,'banner'))                   ? trim($_POST['banner'])                        : false);
 598         $shortcut_icon          =       ((x($_POST,'shortcut_icon'))            ? notags(trim($_POST['shortcut_icon']))         : '');
 599         $touch_icon             =       ((x($_POST,'touch_icon'))               ? notags(trim($_POST['touch_icon']))            : '');
 600         $info                   =       ((x($_POST,'info'))                     ? trim($_POST['info'])                          : false);
 601         $language               =       ((x($_POST,'language'))                 ? notags(trim($_POST['language']))              : '');
 602         $theme                  =       ((x($_POST,'theme'))                    ? notags(trim($_POST['theme']))                 : '');
 603         $theme_mobile           =       ((x($_POST,'theme_mobile'))             ? notags(trim($_POST['theme_mobile']))          : '');
 604         $maximagesize           =       ((x($_POST,'maximagesize'))             ? intval(trim($_POST['maximagesize']))          :  0);
 605         $maximagelength         =       ((x($_POST,'maximagelength'))           ? intval(trim($_POST['maximagelength']))        :  MAX_IMAGE_LENGTH);
 606         $jpegimagequality       =       ((x($_POST,'jpegimagequality'))         ? intval(trim($_POST['jpegimagequality']))      :  JPEG_QUALITY);
 607
 608
 609         $register_policy        =       ((x($_POST,'register_policy'))          ? intval(trim($_POST['register_policy']))       :  0);
 610         $daily_registrations    =       ((x($_POST,'max_daily_registrations'))  ? intval(trim($_POST['max_daily_registrations']))       :0);
 611         $abandon_days           =       ((x($_POST,'abandon_days'))             ? intval(trim($_POST['abandon_days']))          :  0);
 612
 613         $register_text          =       ((x($_POST,'register_text'))            ? notags(trim($_POST['register_text']))         : '');
 614
 615         $allowed_sites          =       ((x($_POST,'allowed_sites'))            ? notags(trim($_POST['allowed_sites']))         : '');
 616         $allowed_email          =       ((x($_POST,'allowed_email'))            ? notags(trim($_POST['allowed_email']))         : '');
 617         $block_public           =       ((x($_POST,'block_public'))             ? True                                          : False);
 618         $force_publish          =       ((x($_POST,'publish_all'))              ? True                                          : False);
 619         $global_directory       =       ((x($_POST,'directory'))                ? notags(trim($_POST['directory']))             : '');
 620         $thread_allow           =       ((x($_POST,'thread_allow'))             ? True                                          : False);
 621         $newuser_private                =       ((x($_POST,'newuser_private'))          ? True                                  : False);
 622         $enotify_no_content             =       ((x($_POST,'enotify_no_content'))       ? True                                  : False);
 623         $private_addons                 =       ((x($_POST,'private_addons'))           ? True                                  : False);
 624         $disable_embedded               =       ((x($_POST,'disable_embedded'))         ? True                                  : False);
 625         $allow_users_remote_self        =       ((x($_POST,'allow_users_remote_self'))  ? True                                  : False);
 626
 627         $no_multi_reg           =       ((x($_POST,'no_multi_reg'))             ? True                                          : False);
 628         $no_openid              =       !((x($_POST,'no_openid'))               ? True                                          : False);
 629         $no_regfullname         =       !((x($_POST,'no_regfullname'))          ? True                                          : False);
 630         $community_page_style   =       ((x($_POST,'community_page_style'))     ? intval(trim($_POST['community_page_style']))  : 0);
 631         $max_author_posts_community_page        =       ((x($_POST,'max_author_posts_community_page'))  ? intval(trim($_POST['max_author_posts_community_page']))       : 0);
 632
 633         $verifyssl              =       ((x($_POST,'verifyssl'))                ? True                                          : False);
 634         $proxyuser              =       ((x($_POST,'proxyuser'))                ? notags(trim($_POST['proxyuser']))             : '');
 635         $proxy                  =       ((x($_POST,'proxy'))                    ? notags(trim($_POST['proxy']))                 : '');
 636         $timeout                =       ((x($_POST,'timeout'))                  ? intval(trim($_POST['timeout']))               : 60);
 637         $maxloadavg             =       ((x($_POST,'maxloadavg'))               ? intval(trim($_POST['maxloadavg']))            : 50);
 638         $maxloadavg_frontend    =       ((x($_POST,'maxloadavg_frontend'))      ? intval(trim($_POST['maxloadavg_frontend']))   : 50);
 639         $optimize_max_tablesize =       ((x($_POST,'optimize_max_tablesize'))   ? intval(trim($_POST['optimize_max_tablesize'])): 100);
 640         $optimize_fragmentation =       ((x($_POST,'optimize_fragmentation'))   ? intval(trim($_POST['optimize_fragmentation'])): 30);
 641         $poco_completion        =       ((x($_POST,'poco_completion'))          ? intval(trim($_POST['poco_completion']))       : false);
 642         $poco_requery_days      =       ((x($_POST,'poco_requery_days'))        ? intval(trim($_POST['poco_requery_days']))     : 7);
 643         $poco_discovery         =       ((x($_POST,'poco_discovery'))           ? intval(trim($_POST['poco_discovery']))        : 0);
 644         $poco_discovery_since   =       ((x($_POST,'poco_discovery_since'))     ? intval(trim($_POST['poco_discovery_since']))  : 30);
 645         $poco_local_search      =       ((x($_POST,'poco_local_search'))        ? intval(trim($_POST['poco_local_search']))     : false);
 646         $nodeinfo               =       ((x($_POST,'nodeinfo'))                 ? intval(trim($_POST['nodeinfo']))              : false);
 647         $dfrn_only              =       ((x($_POST,'dfrn_only'))                ? True                                          : False);
 648         $ostatus_disabled       =       !((x($_POST,'ostatus_disabled'))        ? True                                          : False);
 649         $ostatus_poll_interval  =       ((x($_POST,'ostatus_poll_interval'))    ? intval(trim($_POST['ostatus_poll_interval'])) :  0);
 650         $ostatus_full_threads   =       ((x($_POST,'ostatus_full_threads'))     ? True                                          : False);
 651         $diaspora_enabled       =       ((x($_POST,'diaspora_enabled'))         ? True                                          : False);
 652         $ssl_policy             =       ((x($_POST,'ssl_policy'))               ? intval($_POST['ssl_policy'])                  : 0);
 653         $force_ssl              =       ((x($_POST,'force_ssl'))                ? True                                          : False);
 654         $hide_help              =       ((x($_POST,'hide_help'))                ? True                                          : False);
 655         $suppress_tags          =       ((x($_POST,'suppress_tags'))            ? True                                          : False);
 656         $use_fulltext_engine    =       ((x($_POST,'use_fulltext_engine'))      ? True                                          : False);
 657         $itemcache              =       ((x($_POST,'itemcache'))                ? notags(trim($_POST['itemcache']))             : '');
 658         $itemcache_duration     =       ((x($_POST,'itemcache_duration'))       ? intval($_POST['itemcache_duration'])          : 0);
 659         $max_comments           =       ((x($_POST,'max_comments'))             ? intval($_POST['max_comments'])                : 0);
 660         $temppath               =       ((x($_POST,'temppath'))                 ? notags(trim($_POST['temppath']))              : '');
 661         $basepath               =       ((x($_POST,'basepath'))                 ? notags(trim($_POST['basepath']))              : '');
 662         $singleuser             =       ((x($_POST,'singleuser'))               ? notags(trim($_POST['singleuser']))            : '');
 663         $proxy_disabled         =       ((x($_POST,'proxy_disabled'))           ? True                                          : False);
 664         $only_tag_search        =       ((x($_POST,'only_tag_search'))          ? True                                          : False);
 665         $rino                   =       ((x($_POST,'rino'))                     ? intval($_POST['rino'])                        : 0);
 666         $worker_queues          =       ((x($_POST,'worker_queues'))            ? intval($_POST['worker_queues'])               : 4);
 667         $worker_dont_fork       =       ((x($_POST,'worker_dont_fork'))         ? True                                          : False);
 668         $worker_fastlane        =       ((x($_POST,'worker_fastlane'))          ? True                                          : False);
 669         $worker_frontend        =       ((x($_POST,'worker_frontend'))          ? True                                          : False);
 670
 671         // Has the directory url changed? If yes, then resubmit the existing profiles there
 672         if ($global_directory != Config::get('system', 'directory') AND ($global_directory != '')) {
 673                 Config::set('system', 'directory', $global_directory);
 674                 proc_run(PRIORITY_LOW, 'include/directory.php');
 675         }
 676
 677         if ($a->get_path() != "") {
 678                 $diaspora_enabled = false;
 679         }
 680         if (!$thread_allow) {
 681                 $ostatus_disabled = true;
 682         }
 683         if ($ssl_policy != intval(get_config('system','ssl_policy'))) {
 684                 if ($ssl_policy == SSL_POLICY_FULL) {
 685                         q("UPDATE `contact` SET
 686                                 `url`     = REPLACE(`url`    , 'http:' , 'https:'),
 687                                 `photo`   = REPLACE(`photo`  , 'http:' , 'https:'),
 688                                 `thumb`   = REPLACE(`thumb`  , 'http:' , 'https:'),
 689                                 `micro`   = REPLACE(`micro`  , 'http:' , 'https:'),
 690                                 `request` = REPLACE(`request`, 'http:' , 'https:'),
 691                                 `notify`  = REPLACE(`notify` , 'http:' , 'https:'),
 692                                 `poll`    = REPLACE(`poll`   , 'http:' , 'https:'),
 693                                 `confirm` = REPLACE(`confirm`, 'http:' , 'https:'),
 694                                 `poco`    = REPLACE(`poco`   , 'http:' , 'https:')
 695                                 WHERE `self` = 1"
 696                         );
 697                         q("UPDATE `profile` SET
 698                                 `photo`   = REPLACE(`photo`  , 'http:' , 'https:'),
 699                                 `thumb`   = REPLACE(`thumb`  , 'http:' , 'https:')
 700                                 WHERE 1 "
 701                         );
 702                 } elseif ($ssl_policy == SSL_POLICY_SELFSIGN) {
 703                         q("UPDATE `contact` SET
 704                                 `url`     = REPLACE(`url`    , 'https:' , 'http:'),
 705                                 `photo`   = REPLACE(`photo`  , 'https:' , 'http:'),
 706                                 `thumb`   = REPLACE(`thumb`  , 'https:' , 'http:'),
 707                                 `micro`   = REPLACE(`micro`  , 'https:' , 'http:'),
 708                                 `request` = REPLACE(`request`, 'https:' , 'http:'),
 709                                 `notify`  = REPLACE(`notify` , 'https:' , 'http:'),
 710                                 `poll`    = REPLACE(`poll`   , 'https:' , 'http:'),
 711                                 `confirm` = REPLACE(`confirm`, 'https:' , 'http:'),
 712                                 `poco`    = REPLACE(`poco`   , 'https:' , 'http:')
 713                                 WHERE `self` = 1"
 714                         );
 715                         q("UPDATE `profile` SET
 716                                 `photo`   = REPLACE(`photo`  , 'https:' , 'http:'),
 717                                 `thumb`   = REPLACE(`thumb`  , 'https:' , 'http:')
 718                                 WHERE 1 "
 719                         );
 720                 }
 721         }
 722         set_config('system','ssl_policy',$ssl_policy);
 723         set_config('system','maxloadavg',$maxloadavg);
 724         set_config('system','maxloadavg_frontend',$maxloadavg_frontend);
 725         set_config('system','optimize_max_tablesize',$optimize_max_tablesize);
 726         set_config('system','optimize_fragmentation',$optimize_fragmentation);
 727         set_config('system','poco_completion',$poco_completion);
 728         set_config('system','poco_requery_days',$poco_requery_days);
 729         set_config('system','poco_discovery',$poco_discovery);
 730         set_config('system','poco_discovery_since',$poco_discovery_since);
 731         set_config('system','poco_local_search',$poco_local_search);
 732         set_config('system','nodeinfo',$nodeinfo);
 733         set_config('config','sitename',$sitename);
 734         set_config('config','hostname',$hostname);
 735         set_config('config','sender_email', $sender_email);
 736         set_config('system','suppress_tags',$suppress_tags);
 737         set_config('system','shortcut_icon',$shortcut_icon);
 738         set_config('system','touch_icon',$touch_icon);
 739
 740         if ($banner == "") {
 741                 // don't know why, but del_config doesn't work...
 742                 q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
 743                         dbesc("system"),
 744                         dbesc("banner")
 745                 );
 746         } else {
 747                 set_config('system','banner', $banner);
 748         }
 749
 750         if ($info == "") {
 751                 del_config('config','info');
 752         } else {
 753                 set_config('config','info',$info);
 754         }
 755         set_config('system','language', $language);
 756         set_config('system','theme', $theme);
 757
 758         if ($theme_mobile === '---') {
 759                 del_config('system','mobile-theme');
 760         } else {
 761                 set_config('system','mobile-theme', $theme_mobile);
 762                 }
 763                 if ($singleuser === '---') {
 764                         del_config('system','singleuser');
 765                 } else {
 766                         set_config('system','singleuser', $singleuser);
 767                 }
 768         set_config('system', 'maximagesize', $maximagesize);
 769         set_config('system', 'max_image_length', $maximagelength);
 770         set_config('system', 'jpeg_quality', $jpegimagequality);
 771
 772         set_config('config', 'register_policy', $register_policy);
 773         set_config('system', 'max_daily_registrations', $daily_registrations);
 774         set_config('system', 'account_abandon_days', $abandon_days);
 775         set_config('config', 'register_text', $register_text);
 776         set_config('system', 'allowed_sites', $allowed_sites);
 777         set_config('system', 'allowed_email', $allowed_email);
 778         set_config('system', 'block_public', $block_public);
 779         set_config('system', 'publish_all', $force_publish);
 780         set_config('system', 'thread_allow', $thread_allow);
 781         set_config('system', 'newuser_private', $newuser_private);
 782         set_config('system', 'enotify_no_content', $enotify_no_content);
 783         set_config('system', 'disable_embedded', $disable_embedded);
 784         set_config('system', 'allow_users_remote_self', $allow_users_remote_self);
 785
 786         set_config('system', 'block_extended_register', $no_multi_reg);
 787         set_config('system', 'no_openid', $no_openid);
 788         set_config('system', 'no_regfullname', $no_regfullname);
 789         set_config('system', 'community_page_style', $community_page_style);
 790         set_config('system', 'max_author_posts_community_page', $max_author_posts_community_page);
 791         set_config('system', 'verifyssl', $verifyssl);
 792         set_config('system', 'proxyuser', $proxyuser);
 793         set_config('system', 'proxy', $proxy);
 794         set_config('system', 'curl_timeout', $timeout);
 795         set_config('system', 'dfrn_only', $dfrn_only);
 796         set_config('system', 'ostatus_disabled', $ostatus_disabled);
 797         set_config('system', 'ostatus_poll_interval', $ostatus_poll_interval);
 798         set_config('system', 'ostatus_full_threads', $ostatus_full_threads);
 799         set_config('system', 'diaspora_enabled', $diaspora_enabled);
 800
 801         set_config('config', 'private_addons', $private_addons);
 802
 803         set_config('system', 'force_ssl', $force_ssl);
 804         set_config('system', 'hide_help', $hide_help);
 805         set_config('system', 'use_fulltext_engine', $use_fulltext_engine);
 806         set_config('system', 'itemcache', $itemcache);
 807         set_config('system', 'itemcache_duration', $itemcache_duration);
 808         set_config('system', 'max_comments', $max_comments);
 809         set_config('system', 'temppath', $temppath);
 810         set_config('system', 'basepath', $basepath);
 811         set_config('system', 'proxy_disabled', $proxy_disabled);
 812         set_config('system', 'only_tag_search', $only_tag_search);
 813         set_config('system', 'worker_queues', $worker_queues);
 814         set_config('system', 'worker_dont_fork', $worker_dont_fork);
 815         set_config('system', 'worker_fastlane', $worker_fastlane);
 816         set_config('system', 'frontend_worker', $worker_frontend);
 817         set_config('system', 'rino_encrypt', $rino);
 818
 819         info(t('Site settings updated.').EOL);
 820         goaway('admin/site');
 821         return; // NOTREACHED
 822
 823 }
 824
 825 /**
 826  * @brief Generate Admin Site subpage
 827  *
 828  * This function generates the main configuration page of the admin panel.
 829  *
 830  * @param  App $a
 831  * @return string
 832  */
 833 function admin_page_site(App $a) {
 834
 835         /* Installed langs */
 836         $lang_choices = get_available_languages();
 837
 838         if (strlen(get_config('system','directory_submit_url')) AND
 839                 !strlen(get_config('system','directory'))) {
 840                         set_config('system','directory', dirname(get_config('system','directory_submit_url')));
 841                         del_config('system','directory_submit_url');
 842         }
 843
 844         /* Installed themes */
 845         $theme_choices = array();
 846         $theme_choices_mobile = array();
 847         $theme_choices_mobile["---"] = t("No special theme for mobile devices");
 848         $files = glob('view/theme/*');
 849         if ($files) {
 850
 851                 $allowed_theme_list = Config::get('system', 'allowed_themes');
 852
 853                 foreach ($files as $file) {
 854                         if (intval(file_exists($file.'/unsupported')))
 855                                 continue;
 856
 857                         $f = basename($file);
 858
 859                         // Only show allowed themes here
 860                         if (($allowed_theme_list != '') AND !strstr($allowed_theme_list, $f)) {
 861                                 continue;
 862                         }
 863
 864                         $theme_name = ((file_exists($file.'/experimental')) ?  sprintf("%s - \x28Experimental\x29", $f) : $f);
 865
 866                         if (file_exists($file.'/mobile')) {
 867                                 $theme_choices_mobile[$f] = $theme_name;
 868                         } else {
 869                                 $theme_choices[$f] = $theme_name;
 870                         }
 871                 }
 872         }
 873
 874         /* Community page style */
 875         $community_page_style_choices = array(
 876                 CP_NO_COMMUNITY_PAGE => t("No community page"),
 877                 CP_USERS_ON_SERVER => t("Public postings from users of this site"),
 878                 CP_GLOBAL_COMMUNITY => t("Global community page")
 879                 );
 880
 881         /* OStatus conversation poll choices */
 882         $ostatus_poll_choices = array(
 883                 "-2" => t("Never"),
 884                 "-1" => t("At post arrival"),
 885                 "0" => t("Frequently"),
 886                 "60" => t("Hourly"),
 887                 "720" => t("Twice daily"),
 888                 "1440" => t("Daily")
 889                 );
 890
 891         $poco_discovery_choices = array(
 892                 "0" => t("Disabled"),
 893                 "1" => t("Users"),
 894                 "2" => t("Users, Global Contacts"),
 895                 "3" => t("Users, Global Contacts/fallback"),
 896                 );
 897
 898         $poco_discovery_since_choices = array(
 899                 "30" => t("One month"),
 900                 "91" => t("Three months"),
 901                 "182" => t("Half a year"),
 902                 "365" => t("One year"),
 903                 );
 904
 905         /* get user names to make the install a personal install of X */
 906         $user_names = array();
 907         $user_names['---'] = t('Multi user instance');
 908         $users = q("SELECT `username`, `nickname` FROM `user`");
 909         foreach ($users as $user) {
 910                 $user_names[$user['nickname']] = $user['username'];
 911         }
 912
 913         /* Banner */
 914         $banner = get_config('system','banner');
 915         if ($banner == false) {
 916                 $banner = '<a href="http://friendica.com"><img id="logo-img" src="images/friendica-32.png" alt="logo" /></a><span id="logo-text"><a href="http://friendica.com">Friendica</a></span>';
 917         }
 918         $banner = htmlspecialchars($banner);
 919         $info = get_config('config','info');
 920         $info = htmlspecialchars($info);
 921
 922         // Automatically create temporary paths
 923         get_temppath();
 924         get_itemcachepath();
 925
 926         //echo "<pre>"; var_dump($lang_choices); die("</pre>");
 927
 928         /* Register policy */
 929         $register_choices = array(
 930                 REGISTER_CLOSED => t("Closed"),
 931                 REGISTER_APPROVE => t("Requires approval"),
 932                 REGISTER_OPEN => t("Open")
 933         );
 934
 935         $ssl_choices = array(
 936                 SSL_POLICY_NONE => t("No SSL policy, links will track page SSL state"),
 937                 SSL_POLICY_FULL => t("Force all links to use SSL"),
 938                 SSL_POLICY_SELFSIGN => t("Self-signed certificate, use SSL for local links only (discouraged)")
 939         );
 940
 941         if ($a->config['hostname'] == "") {
 942                 $a->config['hostname'] = $a->get_hostname();
 943         }
 944         $diaspora_able = ($a->get_path() == "");
 945
 946         $optimize_max_tablesize = Config::get('system','optimize_max_tablesize', 100);
 947
 948         if ($optimize_max_tablesize < -1) {
 949                 $optimize_max_tablesize = -1;
 950         }
 951
 952         if ($optimize_max_tablesize == 0) {
 953                 $optimize_max_tablesize = 100;
 954         }
 955
 956         $t = get_markup_template("admin_site.tpl");
 957         return replace_macros($t, array(
 958                 '$title' => t('Administration'),
 959                 '$page' => t('Site'),
 960                 '$submit' => t('Save Settings'),
 961                 '$registration' => t('Registration'),
 962                 '$upload' => t('File upload'),
 963                 '$corporate' => t('Policies'),
 964                 '$advanced' => t('Advanced'),
 965                 '$portable_contacts' => t('Auto Discovered Contact Directory'),
 966                 '$performance' => t('Performance'),
 967                 '$worker_title' => t('Worker'),
 968                 '$relocate'=> t('Relocate - WARNING: advanced function. Could make this server unreachable.'),
 969                 '$baseurl' => App::get_baseurl(true),
 970                 // name, label, value, help string, extra data...
 971                 '$sitename'             => array('sitename', t("Site name"), $a->config['sitename'],''),
 972                 '$hostname'             => array('hostname', t("Host name"), $a->config['hostname'], ""),
 973                 '$sender_email'         => array('sender_email', t("Sender Email"), $a->config['sender_email'], t("The email address your server shall use to send notification emails from."), "", "", "email"),
 974                 '$banner'               => array('banner', t("Banner/Logo"), $banner, ""),
 975                 '$shortcut_icon'        => array('shortcut_icon', t("Shortcut icon"), get_config('system','shortcut_icon'),  t("Link to an icon that will be used for browsers.")),
 976                 '$touch_icon'           => array('touch_icon', t("Touch icon"), get_config('system','touch_icon'),  t("Link to an icon that will be used for tablets and mobiles.")),
 977                 '$info'                 => array('info', t('Additional Info'), $info, sprintf(t('For public servers: you can add additional information here that will be listed at %s/siteinfo.'), get_server())),
 978                 '$language'             => array('language', t("System language"), get_config('system','language'), "", $lang_choices),
 979                 '$theme'                => array('theme', t("System theme"), get_config('system','theme'), t("Default system theme - may be over-ridden by user profiles - <a href='#' id='cnftheme'>change theme settings</a>"), $theme_choices),
 980                 '$theme_mobile'         => array('theme_mobile', t("Mobile system theme"), get_config('system','mobile-theme'), t("Theme for mobile devices"), $theme_choices_mobile),
 981                 '$ssl_policy'           => array('ssl_policy', t("SSL link policy"), (string) intval(get_config('system','ssl_policy')), t("Determines whether generated links should be forced to use SSL"), $ssl_choices),
 982                 '$force_ssl'            => array('force_ssl', t("Force SSL"), get_config('system','force_ssl'), t("Force all Non-SSL requests to SSL - Attention: on some systems it could lead to endless loops.")),
 983                 '$hide_help'            => array('hide_help', t("Hide help entry from navigation menu"), get_config('system','hide_help'), t("Hides the menu entry for the Help pages from the navigation menu. You can still access it calling /help directly.")),
 984                 '$singleuser'           => array('singleuser', t("Single user instance"), get_config('system','singleuser'), t("Make this instance multi-user or single-user for the named user"), $user_names),
 985                 '$maximagesize'         => array('maximagesize', t("Maximum image size"), get_config('system','maximagesize'), t("Maximum size in bytes of uploaded images. Default is 0, which means no limits.")),
 986                 '$maximagelength'       => array('maximagelength', t("Maximum image length"), get_config('system','max_image_length'), t("Maximum length in pixels of the longest side of uploaded images. Default is -1, which means no limits.")),
 987                 '$jpegimagequality'     => array('jpegimagequality', t("JPEG image quality"), get_config('system','jpeg_quality'), t("Uploaded JPEGS will be saved at this quality setting [0-100]. Default is 100, which is full quality.")),
 988
 989                 '$register_policy'      => array('register_policy', t("Register policy"), $a->config['register_policy'], "", $register_choices),
 990                 '$daily_registrations'  => array('max_daily_registrations', t("Maximum Daily Registrations"), get_config('system', 'max_daily_registrations'), t("If registration is permitted above, this sets the maximum number of new user registrations to accept per day.  If register is set to closed, this setting has no effect.")),
 991                 '$register_text'        => array('register_text', t("Register text"), $a->config['register_text'], t("Will be displayed prominently on the registration page.")),
 992                 '$abandon_days'         => array('abandon_days', t('Accounts abandoned after x days'), get_config('system','account_abandon_days'), t('Will not waste system resources polling external sites for abandonded accounts. Enter 0 for no time limit.')),
 993                 '$allowed_sites'        => array('allowed_sites', t("Allowed friend domains"), get_config('system','allowed_sites'), t("Comma separated list of domains which are allowed to establish friendships with this site. Wildcards are accepted. Empty to allow any domains")),
 994                 '$allowed_email'        => array('allowed_email', t("Allowed email domains"), get_config('system','allowed_email'), t("Comma separated list of domains which are allowed in email addresses for registrations to this site. Wildcards are accepted. Empty to allow any domains")),
 995                 '$block_public'         => array('block_public', t("Block public"), get_config('system','block_public'), t("Check to block public access to all otherwise public personal pages on this site unless you are currently logged in.")),
 996                 '$force_publish'        => array('publish_all', t("Force publish"), get_config('system','publish_all'), t("Check to force all profiles on this site to be listed in the site directory.")),
 997                 '$global_directory'     => array('directory', t("Global directory URL"), get_config('system','directory'), t("URL to the global directory. If this is not set, the global directory is completely unavailable to the application.")),
 998                 '$thread_allow'         => array('thread_allow', t("Allow threaded items"), get_config('system','thread_allow'), t("Allow infinite level threading for items on this site.")),
 999                 '$newuser_private'      => array('newuser_private', t("Private posts by default for new users"), get_config('system','newuser_private'), t("Set default post permissions for all new members to the default privacy group rather than public.")),
1000                 '$enotify_no_content'   => array('enotify_no_content', t("Don't include post content in email notifications"), get_config('system','enotify_no_content'), t("Don't include the content of a post/comment/private message/etc. in the email notifications that are sent out from this site, as a privacy measure.")),
1001                 '$private_addons'       => array('private_addons', t("Disallow public access to addons listed in the apps menu."), get_config('config','private_addons'), t("Checking this box will restrict addons listed in the apps menu to members only.")),
1002                 '$disable_embedded'     => array('disable_embedded', t("Don't embed private images in posts"), get_config('system','disable_embedded'), t("Don't replace locally-hosted private photos in posts with an embedded copy of the image. This means that contacts who receive posts containing private photos will have to authenticate and load each image, which may take a while.")),
1003                 '$allow_users_remote_self' => array('allow_users_remote_self', t('Allow Users to set remote_self'), get_config('system','allow_users_remote_self'), t('With checking this, every user is allowed to mark every contact as a remote_self in the repair contact dialog. Setting this flag on a contact causes mirroring every posting of that contact in the users stream.')),
1004                 '$no_multi_reg'         => array('no_multi_reg', t("Block multiple registrations"),  get_config('system','block_extended_register'), t("Disallow users to register additional accounts for use as pages.")),
1005                 '$no_openid'            => array('no_openid', t("OpenID support"), !get_config('system','no_openid'), t("OpenID support for registration and logins.")),
1006                 '$no_regfullname'       => array('no_regfullname', t("Fullname check"), !get_config('system','no_regfullname'), t("Force users to register with a space between firstname and lastname in Full name, as an antispam measure")),
1007                 '$community_page_style' => array('community_page_style', t("Community Page Style"), get_config('system','community_page_style'), t("Type of community page to show. 'Global community' shows every public posting from an open distributed network that arrived on this server."), $community_page_style_choices),
1008                 '$max_author_posts_community_page' => array('max_author_posts_community_page', t("Posts per user on community page"), get_config('system','max_author_posts_community_page'), t("The maximum number of posts per user on the community page. (Not valid for 'Global Community')")),
1009                 '$ostatus_disabled'     => array('ostatus_disabled', t("Enable OStatus support"), !get_config('system','ostatus_disabled'), t("Provide built-in OStatus \x28StatusNet, GNU Social etc.\x29 compatibility. All communications in OStatus are public, so privacy warnings will be occasionally displayed.")),
1010                 '$ostatus_poll_interval' => array('ostatus_poll_interval', t("OStatus conversation completion interval"), (string) intval(get_config('system','ostatus_poll_interval')), t("How often shall the poller check for new entries in OStatus conversations? This can be a very ressource task."), $ostatus_poll_choices),
1011                 '$ostatus_full_threads' => array('ostatus_full_threads', t("Only import OStatus threads from our contacts"), get_config('system','ostatus_full_threads'), t("Normally we import every content from our OStatus contacts. With this option we only store threads that are started by a contact that is known on our system.")),
1012                 '$ostatus_not_able'     => t("OStatus support can only be enabled if threading is enabled."),
1013                 '$diaspora_able'        => $diaspora_able,
1014                 '$diaspora_not_able'    => t("Diaspora support can't be enabled because Friendica was installed into a sub directory."),
1015                 '$diaspora_enabled'     => array('diaspora_enabled', t("Enable Diaspora support"), get_config('system','diaspora_enabled'), t("Provide built-in Diaspora network compatibility.")),
1016                 '$dfrn_only'            => array('dfrn_only', t('Only allow Friendica contacts'), get_config('system','dfrn_only'), t("All contacts must use Friendica protocols. All other built-in communication protocols disabled.")),
1017                 '$verifyssl'            => array('verifyssl', t("Verify SSL"), get_config('system','verifyssl'), t("If you wish, you can turn on strict certificate checking. This will mean you cannot connect (at all) to self-signed SSL sites.")),
1018                 '$proxyuser'            => array('proxyuser', t("Proxy user"), get_config('system','proxyuser'), ""),
1019                 '$proxy'                => array('proxy', t("Proxy URL"), get_config('system','proxy'), ""),
1020                 '$timeout'              => array('timeout', t("Network timeout"), (x(get_config('system','curl_timeout'))?get_config('system','curl_timeout'):60), t("Value is in seconds. Set to 0 for unlimited (not recommended).")),
1021                 '$maxloadavg'           => array('maxloadavg', t("Maximum Load Average"), ((intval(get_config('system','maxloadavg')) > 0)?get_config('system','maxloadavg'):50), t("Maximum system load before delivery and poll processes are deferred - default 50.")),
1022                 '$maxloadavg_frontend'  => array('maxloadavg_frontend', t("Maximum Load Average (Frontend)"), ((intval(get_config('system','maxloadavg_frontend')) > 0)?get_config('system','maxloadavg_frontend'):50), t("Maximum system load before the frontend quits service - default 50.")),
1023                 '$optimize_max_tablesize'=> array('optimize_max_tablesize', t("Maximum table size for optimization"), $optimize_max_tablesize, t("Maximum table size (in MB) for the automatic optimization - default 100 MB. Enter -1 to disable it.")),
1024                 '$optimize_fragmentation'=> array('optimize_fragmentation', t("Minimum level of fragmentation"), ((intval(get_config('system','optimize_fragmentation')) > 0)?get_config('system','optimize_fragmentation'):30), t("Minimum fragmenation level to start the automatic optimization - default value is 30%.")),
1025
1026                 '$poco_completion'      => array('poco_completion', t("Periodical check of global contacts"), get_config('system','poco_completion'), t("If enabled, the global contacts are checked periodically for missing or outdated data and the vitality of the contacts and servers.")),
1027                 '$poco_requery_days'    => array('poco_requery_days', t("Days between requery"), get_config('system','poco_requery_days'), t("Number of days after which a server is requeried for his contacts.")),
1028                 '$poco_discovery'       => array('poco_discovery', t("Discover contacts from other servers"), (string) intval(get_config('system','poco_discovery')), t("Periodically query other servers for contacts. You can choose between 'users': the users on the remote system, 'Global Contacts': active contacts that are known on the system. The fallback is meant for Redmatrix servers and older friendica servers, where global contacts weren't available. The fallback increases the server load, so the recommened setting is 'Users, Global Contacts'."), $poco_discovery_choices),
1029                 '$poco_discovery_since' => array('poco_discovery_since', t("Timeframe for fetching global contacts"), (string) intval(get_config('system','poco_discovery_since')), t("When the discovery is activated, this value defines the timeframe for the activity of the global contacts that are fetched from other servers."), $poco_discovery_since_choices),
1030                 '$poco_local_search'    => array('poco_local_search', t("Search the local directory"), get_config('system','poco_local_search'), t("Search the local directory instead of the global directory. When searching locally, every search will be executed on the global directory in the background. This improves the search results when the search is repeated.")),
1031
1032                 '$nodeinfo'             => array('nodeinfo', t("Publish server information"), get_config('system','nodeinfo'), t("If enabled, general server and usage data will be published. The data contains the name and version of the server, number of users with public profiles, number of posts and the activated protocols and connectors. See <a href='http://the-federation.info/'>the-federation.info</a> for details.")),
1033
1034                 '$use_fulltext_engine'  => array('use_fulltext_engine', t("Use MySQL full text engine"), get_config('system','use_fulltext_engine'), t("Activates the full text engine. Speeds up search - but can only search for four and more characters.")),
1035                 '$suppress_tags'        => array('suppress_tags', t("Suppress Tags"), get_config('system','suppress_tags'), t("Suppress showing a list of hashtags at the end of the posting.")),
1036                 '$itemcache'            => array('itemcache', t("Path to item cache"), get_config('system','itemcache'), t("The item caches buffers generated bbcode and external images.")),
1037                 '$itemcache_duration'   => array('itemcache_duration', t("Cache duration in seconds"), get_config('system','itemcache_duration'), t("How long should the cache files be hold? Default value is 86400 seconds (One day). To disable the item cache, set the value to -1.")),
1038                 '$max_comments'         => array('max_comments', t("Maximum numbers of comments per post"), get_config('system','max_comments'), t("How much comments should be shown for each post? Default value is 100.")),
1039                 '$temppath'             => array('temppath', t("Temp path"), get_config('system','temppath'), t("If you have a restricted system where the webserver can't access the system temp path, enter another path here.")),
1040                 '$basepath'             => array('basepath', t("Base path to installation"), get_config('system','basepath'), t("If the system cannot detect the correct path to your installation, enter the correct path here. This setting should only be set if you are using a restricted system and symbolic links to your webroot.")),
1041                 '$proxy_disabled'       => array('proxy_disabled', t("Disable picture proxy"), get_config('system','proxy_disabled'), t("The picture proxy increases performance and privacy. It shouldn't be used on systems with very low bandwith.")),
1042                 '$only_tag_search'      => array('only_tag_search', t("Only search in tags"), get_config('system','only_tag_search'), t("On large systems the text search can slow down the system extremely.")),
1043
1044                 '$relocate_url'         => array('relocate_url', t("New base url"), App::get_baseurl(), t("Change base url for this server. Sends relocate message to all DFRN contacts of all users.")),
1045
1046                 '$rino'                 => array('rino', t("RINO Encryption"), intval(get_config('system','rino_encrypt')), t("Encryption layer between nodes."), array("Disabled", "RINO1 (deprecated)", "RINO2")),
1047
1048                 '$worker_queues'        => array('worker_queues', t("Maximum number of parallel workers"), get_config('system','worker_queues'), t("On shared hosters set this to 2. On larger systems, values of 10 are great. Default value is 4.")),
1049                 '$worker_dont_fork'     => array('worker_dont_fork', t("Don't use 'proc_open' with the worker"), get_config('system','worker_dont_fork'), t("Enable this if your system doesn't allow the use of 'proc_open'. This can happen on shared hosters. If this is enabled you should increase the frequency of poller calls in your crontab.")),
1050                 '$worker_fastlane'      => array('worker_fastlane', t("Enable fastlane"), get_config('system','worker_fastlane'), t("When enabed, the fastlane mechanism starts an additional worker if processes with higher priority are blocked by processes of lower priority.")),
1051                 '$worker_frontend'      => array('worker_frontend', t('Enable frontend worker'), get_config('system','frontend_worker'), t('When enabled the Worker process is triggered when backend access is performed (e.g. messages being delivered). On smaller sites you might want to call yourdomain.tld/worker on a regular basis via an external cron job. You should only enable this option if you cannot utilize cron/scheduled jobs on your server. The worker background process needs to be activated for this.')),
1052
1053                 '$form_security_token'  => get_form_security_token("admin_site")
1054
1055         ));
1056
1057 }
1058
1059 /**
1060  * @brief Generates admin panel subpage for DB syncronization
1061  *
1062  * This page checks if the database of friendica is in sync with the specs.
1063  * Should this not be the case, it attemps to sync the structure and notifies
1064  * the admin if the automatic process was failing.
1065  *
1066  * The returned string holds the HTML code of the page.
1067  *
1068  * @param App $a
1069  * @return string
1070  **/
1071 function admin_page_dbsync(App $a) {
1072
1073         $o = '';
1074
1075         if ($a->argc > 3 && intval($a->argv[3]) && $a->argv[2] === 'mark') {
1076                 set_config('database', 'update_'.intval($a->argv[3]), 'success');
1077                 $curr = get_config('system','build');
1078                 if (intval($curr) == intval($a->argv[3])) {
1079                         set_config('system','build',intval($curr) + 1);
1080                 }
1081                 info(t('Update has been marked successful').EOL);
1082                 goaway('admin/dbsync');
1083         }
1084
1085         if (($a->argc > 2) AND (intval($a->argv[2]) OR ($a->argv[2] === 'check'))) {
1086                 require_once("include/dbstructure.php");
1087                 $retval = update_structure(false, true);
1088                 if (!$retval) {
1089                         $o .= sprintf(t("Database structure update %s was successfully applied."), DB_UPDATE_VERSION)."<br />";
1090                         set_config('database', 'dbupdate_'.DB_UPDATE_VERSION, 'success');
1091                 } else {
1092                         $o .= sprintf(t("Executing of database structure update %s failed with error: %s"),
1093                                         DB_UPDATE_VERSION, $retval)."<br />";
1094                 }
1095                 if ($a->argv[2] === 'check') {
1096                         return $o;
1097                 }
1098         }
1099
1100         if ($a->argc > 2 && intval($a->argv[2])) {
1101                 require_once('update.php');
1102                 $func = 'update_'.intval($a->argv[2]);
1103                 if (function_exists($func)) {
1104                         $retval = $func();
1105                         if ($retval === UPDATE_FAILED) {
1106                                 $o .= sprintf(t("Executing %s failed with error: %s"), $func, $retval);
1107                         }
1108                         elseif ($retval === UPDATE_SUCCESS) {
1109                                 $o .= sprintf(t('Update %s was successfully applied.', $func));
1110                                 set_config('database',$func, 'success');
1111                         } else {
1112                                 $o .= sprintf(t('Update %s did not return a status. Unknown if it succeeded.'), $func);
1113                         }
1114                 } else {
1115                         $o .= sprintf(t('There was no additional update function %s that needed to be called.'), $func)."<br />";
1116                         set_config('database',$func, 'success');
1117                 }
1118                 return $o;
1119         }
1120
1121         $failed = array();
1122         $r = q("SELECT `k`, `v` FROM `config` WHERE `cat` = 'database' ");
1123         if (dbm::is_result($r)) {
1124                 foreach ($r as $rr) {
1125                         $upd = intval(substr($rr['k'],7));
1126                         if ($upd < 1139 || $rr['v'] === 'success') {
1127                                 continue;
1128                         }
1129                         $failed[] = $upd;
1130                 }
1131         }
1132         if (! count($failed)) {
1133                 $o = replace_macros(get_markup_template('structure_check.tpl'),array(
1134                         '$base'   => App::get_baseurl(true),
1135                         '$banner' => t('No failed updates.'),
1136                         '$check'  => t('Check database structure'),
1137                 ));
1138         } else {
1139                 $o = replace_macros(get_markup_template('failed_updates.tpl'),array(
1140                         '$base'   => App::get_baseurl(true),
1141                         '$banner' => t('Failed Updates'),
1142                         '$desc'   => t('This does not include updates prior to 1139, which did not return a status.'),
1143                         '$mark'   => t('Mark success (if update was manually applied)'),
1144                         '$apply'  => t('Attempt to execute this update step automatically'),
1145                         '$failed' => $failed
1146                 ));
1147         }
1148
1149         return $o;
1150
1151 }
1152
1153 /**
1154  * @brief Process data send by Users admin page
1155  *
1156  * @param App $a
1157  */
1158 function admin_page_users_post(App $a) {
1159         $pending     = (x($_POST, 'pending')           ? $_POST['pending']           : array());
1160         $users       = (x($_POST, 'user')              ? $_POST['user']               : array());
1161         $nu_name     = (x($_POST, 'new_user_name')     ? $_POST['new_user_name']     : '');
1162         $nu_nickname = (x($_POST, 'new_user_nickname') ? $_POST['new_user_nickname'] : '');
1163         $nu_email    = (x($_POST, 'new_user_email')    ? $_POST['new_user_email']    : '');
1164         $nu_language = get_config('system', 'language');
1165
1166         check_form_security_token_redirectOnErr('/admin/users', 'admin_users');
1167
1168         if (!($nu_name === "") && !($nu_email === "") && !($nu_nickname === "")) {
1169                 require_once('include/user.php');
1170
1171                 $result = create_user(array('username'=>$nu_name, 'email'=>$nu_email,
1172                         'nickname'=>$nu_nickname, 'verified'=>1, 'language'=>$nu_language));
1173                 if (! $result['success']) {
1174                         notice($result['message']);
1175                         return;
1176                 }
1177                 $nu = $result['user'];
1178                 $preamble = deindent(t('
1179                         Dear %1$s,
1180                                 the administrator of %2$s has set up an account for you.'));
1181                 $body = deindent(t('
1182                         The login details are as follows:
1183
1184                         Site Location:  %1$s
1185                         Login Name:             %2$s
1186                         Password:               %3$s
1187
1188                         You may change your password from your account "Settings" page after logging
1189                         in.
1190
1191                         Please take a few moments to review the other account settings on that page.
1192
1193                         You may also wish to add some basic information to your default profile
1194                         (on the "Profiles" page) so that other people can easily find you.
1195
1196                         We recommend setting your full name, adding a profile photo,
1197                         adding some profile "keywords" (very useful in making new friends) - and
1198                         perhaps what country you live in; if you do not wish to be more specific
1199                         than that.
1200
1201                         We fully respect your right to privacy, and none of these items are necessary.
1202                         If you are new and do not know anybody here, they may help
1203                         you to make some new and interesting friends.
1204
1205                         Thank you and welcome to %4$s.'));
1206
1207                 $preamble = sprintf($preamble, $nu['username'], $a->config['sitename']);
1208                 $body = sprintf($body, App::get_baseurl(), $nu['email'], $result['password'], $a->config['sitename']);
1209
1210                 notification(array(
1211                         'type' => "SYSTEM_EMAIL",
1212                         'to_email' => $nu['email'],
1213                         'subject'=> sprintf(t('Registration details for %s'), $a->config['sitename']),
1214                         'preamble'=> $preamble,
1215                         'body' => $body));
1216
1217         }
1218
1219         if (x($_POST,'page_users_block')) {
1220                 foreach ($users as $uid) {
1221                         q("UPDATE `user` SET `blocked` = 1-`blocked` WHERE `uid` = %s",
1222                                 intval($uid)
1223                         );
1224                 }
1225                 notice(sprintf(tt("%s user blocked/unblocked", "%s users blocked/unblocked", count($users)), count($users)));
1226         }
1227         if (x($_POST,'page_users_delete')) {
1228                 require_once("include/Contact.php");
1229                 foreach ($users as $uid) {
1230                         user_remove($uid);
1231                 }
1232                 notice(sprintf(tt("%s user deleted", "%s users deleted", count($users)), count($users)));
1233         }
1234
1235         if (x($_POST,'page_users_approve')) {
1236                 require_once("mod/regmod.php");
1237                 foreach ($pending as $hash) {
1238                         user_allow($hash);
1239                 }
1240         }
1241         if (x($_POST,'page_users_deny')) {
1242                 require_once("mod/regmod.php");
1243                 foreach ($pending as $hash) {
1244                         user_deny($hash);
1245                 }
1246         }
1247         goaway('admin/users');
1248         return; // NOTREACHED
1249 }
1250
1251 /**
1252  * @brief Admin panel subpage for User management
1253  *
1254  * This function generates the admin panel page for user management of the
1255  * node. It offers functionality to add/block/delete users and offers some
1256  * statistics about the userbase.
1257  *
1258  * The returned string holds the HTML code of the page.
1259  *
1260  * @param App $a
1261  * @return string
1262  */
1263 function admin_page_users(App $a) {
1264         if ($a->argc>2) {
1265                 $uid = $a->argv[3];
1266                 $user = q("SELECT `username`, `blocked` FROM `user` WHERE `uid` = %d", intval($uid));
1267                 if (count($user) == 0) {
1268                         notice('User not found'.EOL);
1269                         goaway('admin/users');
1270                         return ''; // NOTREACHED
1271                 }
1272                 switch($a->argv[2]) {
1273                         case "delete":
1274                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1275                                 // delete user
1276                                 require_once("include/Contact.php");
1277                                 user_remove($uid);
1278
1279                                 notice(sprintf(t("User '%s' deleted"), $user[0]['username']).EOL);
1280                                 break;
1281                         case "block":
1282                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1283                                 q("UPDATE `user` SET `blocked` = %d WHERE `uid` = %s",
1284                                         intval(1-$user[0]['blocked']),
1285                                         intval($uid)
1286                                 );
1287                                 notice(sprintf(($user[0]['blocked']?t("User '%s' unblocked"):t("User '%s' blocked")) , $user[0]['username']).EOL);
1288                                 break;
1289                 }
1290                 goaway('admin/users');
1291                 return ''; // NOTREACHED
1292
1293         }
1294
1295         /* get pending */
1296         $pending = q("SELECT `register`.*, `contact`.`name`, `user`.`email`
1297                                  FROM `register`
1298                                  LEFT JOIN `contact` ON `register`.`uid` = `contact`.`uid`
1299                                  LEFT JOIN `user` ON `register`.`uid` = `user`.`uid`;");
1300
1301
1302         /* get users */
1303         $total = qu("SELECT COUNT(*) AS `total` FROM `user` WHERE 1");
1304         if (count($total)) {
1305                 $a->set_pager_total($total[0]['total']);
1306                 $a->set_pager_itemspage(100);
1307         }
1308
1309         /* ordering */
1310         $valid_orders = array(
1311                 'contact.name',
1312                 'user.email',
1313                 'user.register_date',
1314                 'user.login_date',
1315                 'lastitem_date',
1316                 'user.page-flags'
1317         );
1318
1319         $order = "contact.name";
1320         $order_direction = "+";
1321         if (x($_GET,'o')) {
1322                 $new_order = $_GET['o'];
1323                 if ($new_order[0] === "-") {
1324                         $order_direction = "-";
1325                         $new_order = substr($new_order,1);
1326                 }
1327
1328                 if (in_array($new_order, $valid_orders)) {
1329                         $order = $new_order;
1330                 }
1331                 if (x($_GET,'d')) {
1332                         $new_direction = $_GET['d'];
1333                 }
1334         }
1335         $sql_order = "`".str_replace('.','`.`',$order)."`";
1336         $sql_order_direction = ($order_direction === "+")?"ASC":"DESC";
1337
1338         $users = qu("SELECT `user`.*, `contact`.`name`, `contact`.`url`, `contact`.`micro`, `user`.`account_expired`, `contact`.`last-item` AS `lastitem_date`
1339                                 FROM `user`
1340                                 INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
1341                                 WHERE `user`.`verified`
1342                                 ORDER BY $sql_order $sql_order_direction LIMIT %d, %d",
1343                                 intval($a->pager['start']),
1344                                 intval($a->pager['itemspage'])
1345                                 );
1346
1347         //echo "<pre>$users"; killme();
1348
1349         $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
1350         $_setup_users = function ($e) use ($adminlist) {
1351                 $accounts = array(
1352                         t('Normal Account'),
1353                         t('Soapbox Account'),
1354                         t('Community/Celebrity Account'),
1355                                                 t('Automatic Friend Account')
1356                 );
1357                 $e['page-flags'] = $accounts[$e['page-flags']];
1358                 $e['register_date'] = relative_date($e['register_date']);
1359                 $e['login_date'] = relative_date($e['login_date']);
1360                 $e['lastitem_date'] = relative_date($e['lastitem_date']);
1361                 //$e['is_admin'] = ($e['email'] === $a->config['admin_email']);
1362                 $e['is_admin'] = in_array($e['email'], $adminlist);
1363                 $e['is_deletable'] = (intval($e['uid']) != local_user());
1364                 $e['deleted'] = ($e['account_removed']?relative_date($e['account_expires_on']):False);
1365                 return $e;
1366         };
1367         $users = array_map($_setup_users, $users);
1368
1369
1370         // Get rid of dashes in key names, Smarty3 can't handle them
1371         // and extracting deleted users
1372
1373         $tmp_users = array();
1374         $deleted = array();
1375
1376         while (count($users)) {
1377                 $new_user = array();
1378                 foreach (array_pop($users) as $k => $v) {
1379                         $k = str_replace('-','_',$k);
1380                         $new_user[$k] = $v;
1381                 }
1382                 if ($new_user['deleted']) {
1383                         array_push($deleted, $new_user);
1384                 } else {
1385                         array_push($tmp_users, $new_user);
1386                 }
1387         }
1388         //Reversing the two array, and moving $tmp_users to $users
1389         array_reverse($deleted);
1390         while (count($tmp_users)) {
1391                 array_push($users, array_pop($tmp_users));
1392         }
1393
1394         $th_users = array_map(null,
1395                 array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'),  t('Account')),
1396                 $valid_orders
1397         );
1398
1399         $t = get_markup_template("admin_users.tpl");
1400         $o = replace_macros($t, array(
1401                 // strings //
1402                 '$title' => t('Administration'),
1403                 '$page' => t('Users'),
1404                 '$submit' => t('Add User'),
1405                 '$select_all' => t('select all'),
1406                 '$h_pending' => t('User registrations waiting for confirm'),
1407                 '$h_deleted' => t('User waiting for permanent deletion'),
1408                 '$th_pending' => array(t('Request date'), t('Name'), t('Email')),
1409                 '$no_pending' =>  t('No registrations.'),
1410                 '$pendingnotetext' => t('Note from the user'),
1411                 '$approve' => t('Approve'),
1412                 '$deny' => t('Deny'),
1413                 '$delete' => t('Delete'),
1414                 '$block' => t('Block'),
1415                 '$unblock' => t('Unblock'),
1416                 '$siteadmin' => t('Site admin'),
1417                 '$accountexpired' => t('Account expired'),
1418
1419                 '$h_users' => t('Users'),
1420                 '$h_newuser' => t('New User'),
1421                 '$th_deleted' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'), t('Deleted since')),
1422                 '$th_users' => $th_users,
1423                 '$order_users' => $order,
1424                 '$order_direction_users' => $order_direction,
1425
1426                 '$confirm_delete_multi' => t('Selected users will be deleted!\n\nEverything these users had posted on this site will be permanently deleted!\n\nAre you sure?'),
1427                 '$confirm_delete' => t('The user {0} will be deleted!\n\nEverything this user has posted on this site will be permanently deleted!\n\nAre you sure?'),
1428
1429                 '$form_security_token' => get_form_security_token("admin_users"),
1430
1431                 // values //
1432                 '$baseurl' => App::get_baseurl(true),
1433
1434                 '$pending' => $pending,
1435                 'deleted' => $deleted,
1436                 '$users' => $users,
1437                 '$newusername' => array('new_user_name', t("Name"), '', t("Name of the new user.")),
1438                 '$newusernickname' => array('new_user_nickname', t("Nickname"), '', t("Nickname of the new user.")),
1439                 '$newuseremail' => array('new_user_email', t("Email"), '', t("Email address of the new user."), '', '', 'email'),
1440         ));
1441         $o .= paginate($a);
1442         return $o;
1443 }
1444
1445
1446 /**
1447  * @brief Plugins admin page
1448  *
1449  * This function generates the admin panel page for managing plugins on the
1450  * friendica node. If a plugin name is given a single page showing the details
1451  * for this addon is generated. If no name is given, a list of available
1452  * plugins is shown.
1453  *
1454  * The template used for displaying the list of plugins and the details of the
1455  * plugin are the same as used for the templates.
1456  *
1457  * The returned string returned hulds the HTML code of the page.
1458  *
1459  * @param App $a
1460  * @return string
1461  */
1462 function admin_page_plugins(App $a) {
1463
1464         /*
1465          * Single plugin
1466          */
1467         if ($a->argc == 3) {
1468                 $plugin = $a->argv[2];
1469                 if (!is_file("addon/$plugin/$plugin.php")) {
1470                         notice(t("Item not found."));
1471                         return '';
1472                 }
1473
1474                 if (x($_GET,"a") && $_GET['a']=="t") {
1475                         check_form_security_token_redirectOnErr('/admin/plugins', 'admin_themes', 't');
1476
1477                         // Toggle plugin status
1478                         $idx = array_search($plugin, $a->plugins);
1479                         if ($idx !== false) {
1480                                 unset($a->plugins[$idx]);
1481                                 uninstall_plugin($plugin);
1482                                 info(sprintf(t("Plugin %s disabled."), $plugin));
1483                         } else {
1484                                 $a->plugins[] = $plugin;
1485                                 install_plugin($plugin);
1486                                 info(sprintf(t("Plugin %s enabled."), $plugin));
1487                         }
1488                         set_config("system","addon", implode(", ",$a->plugins));
1489                         goaway('admin/plugins');
1490                         return ''; // NOTREACHED
1491                 }
1492
1493                 // display plugin details
1494                 require_once('library/markdown.php');
1495
1496                 if (in_array($plugin, $a->plugins)) {
1497                         $status="on"; $action= t("Disable");
1498                 } else {
1499                         $status="off"; $action= t("Enable");
1500                 }
1501
1502                 $readme=Null;
1503                 if (is_file("addon/$plugin/README.md")) {
1504                         $readme = file_get_contents("addon/$plugin/README.md");
1505                         $readme = Markdown($readme);
1506                 } elseif (is_file("addon/$plugin/README")) {
1507                         $readme = "<pre>". file_get_contents("addon/$plugin/README") ."</pre>";
1508                 }
1509
1510                 $admin_form="";
1511                 if (is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)) {
1512                         @require_once("addon/$plugin/$plugin.php");
1513                         $func = $plugin.'_plugin_admin';
1514                         $func($a, $admin_form);
1515                 }
1516
1517                 $t = get_markup_template("admin_plugins_details.tpl");
1518
1519                 return replace_macros($t, array(
1520                         '$title' => t('Administration'),
1521                         '$page' => t('Plugins'),
1522                         '$toggle' => t('Toggle'),
1523                         '$settings' => t('Settings'),
1524                         '$baseurl' => App::get_baseurl(true),
1525
1526                         '$plugin' => $plugin,
1527                         '$status' => $status,
1528                         '$action' => $action,
1529                         '$info' => get_plugin_info($plugin),
1530                         '$str_author' => t('Author: '),
1531                         '$str_maintainer' => t('Maintainer: '),
1532
1533                         '$admin_form' => $admin_form,
1534                         '$function' => 'plugins',
1535                         '$screenshot' => '',
1536                         '$readme' => $readme,
1537
1538                         '$form_security_token' => get_form_security_token("admin_themes"),
1539                 ));
1540         }
1541
1542
1543
1544         /*
1545          * List plugins
1546          */
1547
1548         if (x($_GET,"a") && $_GET['a']=="r") {
1549                 check_form_security_token_redirectOnErr(App::get_baseurl().'/admin/plugins', 'admin_themes', 't');
1550                 reload_plugins();
1551                 info("Plugins reloaded");
1552                 goaway(App::get_baseurl().'/admin/plugins');
1553         }
1554
1555         $plugins = array();
1556         $files = glob("addon/*/");
1557         if ($files) {
1558                 foreach ($files as $file) {
1559                         if (is_dir($file)) {
1560                                 list($tmp, $id)=array_map("trim", explode("/",$file));
1561                                 $info = get_plugin_info($id);
1562                                 $show_plugin = true;
1563
1564                                 // If the addon is unsupported, then only show it, when it is enabled
1565                                 if ((strtolower($info["status"]) == "unsupported") AND !in_array($id,  $a->plugins)) {
1566                                         $show_plugin = false;
1567                                 }
1568
1569                                 // Override the above szenario, when the admin really wants to see outdated stuff
1570                                 if (get_config("system", "show_unsupported_addons")) {
1571                                         $show_plugin = true;
1572                                 }
1573
1574                                 if ($show_plugin) {
1575                                         $plugins[] = array($id, (in_array($id,  $a->plugins)?"on":"off") , $info);
1576                                 }
1577                         }
1578                 }
1579         }
1580
1581         $t = get_markup_template("admin_plugins.tpl");
1582         return replace_macros($t, array(
1583                 '$title' => t('Administration'),
1584                 '$page' => t('Plugins'),
1585                 '$submit' => t('Save Settings'),
1586                 '$reload' => t('Reload active plugins'),
1587                 '$baseurl' => App::get_baseurl(true),
1588                 '$function' => 'plugins',
1589                 '$plugins' => $plugins,
1590                 '$pcount' => count($plugins),
1591                 '$noplugshint' => sprintf(t('There are currently no plugins available on your node. You can find the official plugin repository at %1$s and might find other interesting plugins in the open plugin registry at %2$s'), 'https://github.com/friendica/friendica-addons', 'http://addons.friendi.ca'),
1592                 '$form_security_token' => get_form_security_token("admin_themes"),
1593         ));
1594 }
1595
1596 /**
1597  * @param array $themes
1598  * @param string $th
1599  * @param int $result
1600  */
1601 function toggle_theme(&$themes,$th,&$result) {
1602         for($x = 0; $x < count($themes); $x ++) {
1603                 if ($themes[$x]['name'] === $th) {
1604                         if ($themes[$x]['allowed']) {
1605                                 $themes[$x]['allowed'] = 0;
1606                                 $result = 0;
1607                         }
1608                         else {
1609                                 $themes[$x]['allowed'] = 1;
1610                                 $result = 1;
1611                         }
1612                 }
1613         }
1614 }
1615
1616 /**
1617  * @param array $themes
1618  * @param string $th
1619  * @return int
1620  */
1621 function theme_status($themes,$th) {
1622         for($x = 0; $x < count($themes); $x ++) {
1623                 if ($themes[$x]['name'] === $th) {
1624                         if ($themes[$x]['allowed']) {
1625                                 return 1;
1626                         }
1627                         else {
1628                                 return 0;
1629                         }
1630                 }
1631         }
1632         return 0;
1633 }
1634
1635
1636 /**
1637  * @param array $themes
1638  * @return string
1639  */
1640 function rebuild_theme_table($themes) {
1641         $o = '';
1642         if (count($themes)) {
1643                 foreach ($themes as $th) {
1644                         if ($th['allowed']) {
1645                                 if (strlen($o)) {
1646                                         $o .= ',';
1647                                 }
1648                                 $o .= $th['name'];
1649                         }
1650                 }
1651         }
1652         return $o;
1653 }
1654
1655
1656 /**
1657  * @brief Themes admin page
1658  *
1659  * This function generates the admin panel page to control the themes available
1660  * on the friendica node. If the name of a theme is given as parameter a page
1661  * with the details for the theme is shown. Otherwise a list of available
1662  * themes is generated.
1663  *
1664  * The template used for displaying the list of themes and the details of the
1665  * themes are the same as used for the plugins.
1666  *
1667  * The returned string contains the HTML code of the admin panel page.
1668  *
1669  * @param App $a
1670  * @return string
1671  */
1672 function admin_page_themes(App $a) {
1673
1674         $allowed_themes_str = get_config('system','allowed_themes');
1675         $allowed_themes_raw = explode(',',$allowed_themes_str);
1676         $allowed_themes = array();
1677         if (count($allowed_themes_raw)) {
1678                 foreach ($allowed_themes_raw as $x) {
1679                         if (strlen(trim($x))) {
1680                                 $allowed_themes[] = trim($x);
1681                         }
1682                 }
1683         }
1684
1685         $themes = array();
1686         $files = glob('view/theme/*');
1687         if ($files) {
1688                 foreach ($files as $file) {
1689                         $f = basename($file);
1690
1691                         // Is there a style file?
1692                         $theme_files = glob('view/theme/'.$f.'/style.*');
1693
1694                         // If not then quit
1695                         if (count($theme_files) == 0) {
1696                                 continue;
1697                         }
1698
1699                         $is_experimental = intval(file_exists($file.'/experimental'));
1700                         $is_supported = 1-(intval(file_exists($file.'/unsupported')));
1701                         $is_allowed = intval(in_array($f,$allowed_themes));
1702
1703                         if ($is_allowed OR $is_supported OR get_config("system", "show_unsupported_themes")) {
1704                                 $themes[] = array('name' => $f, 'experimental' => $is_experimental, 'supported' => $is_supported, 'allowed' => $is_allowed);
1705                         }
1706                 }
1707         }
1708
1709         if (! count($themes)) {
1710                 notice(t('No themes found.'));
1711                 return '';
1712         }
1713
1714         /*
1715          * Single theme
1716          */
1717
1718         if ($a->argc == 3) {
1719                 $theme = $a->argv[2];
1720                 if (! is_dir("view/theme/$theme")) {
1721                         notice(t("Item not found."));
1722                         return '';
1723                 }
1724
1725                 if (x($_GET,"a") && $_GET['a']=="t") {
1726                         check_form_security_token_redirectOnErr('/admin/themes', 'admin_themes', 't');
1727
1728                         // Toggle theme status
1729
1730                         toggle_theme($themes,$theme,$result);
1731                         $s = rebuild_theme_table($themes);
1732                         if ($result) {
1733                                 install_theme($theme);
1734                                 info(sprintf('Theme %s enabled.',$theme));
1735                         } else {
1736                                 uninstall_theme($theme);
1737                                 info(sprintf('Theme %s disabled.',$theme));
1738                         }
1739
1740                         set_config('system','allowed_themes',$s);
1741                         goaway('admin/themes');
1742                         return ''; // NOTREACHED
1743                 }
1744
1745                 // display theme details
1746                 require_once('library/markdown.php');
1747
1748                 if (theme_status($themes,$theme)) {
1749                         $status="on"; $action= t("Disable");
1750                 } else {
1751                         $status="off"; $action= t("Enable");
1752                 }
1753
1754                 $readme = Null;
1755                 if (is_file("view/theme/$theme/README.md")) {
1756                         $readme = file_get_contents("view/theme/$theme/README.md");
1757                         $readme = Markdown($readme);
1758                 } elseif (is_file("view/theme/$theme/README")) {
1759                         $readme = "<pre>". file_get_contents("view/theme/$theme/README") ."</pre>";
1760                 }
1761
1762                 $admin_form = "";
1763                 if (is_file("view/theme/$theme/config.php")) {
1764                         function __get_theme_admin_form(App $a, $theme) {
1765                                 $orig_theme = $a->theme;
1766                                 $orig_page = $a->page;
1767                                 $orig_session_theme = $_SESSION['theme'];
1768                                 require_once("view/theme/$theme/theme.php");
1769                                 require_once("view/theme/$theme/config.php");
1770                                 $_SESSION['theme'] = $theme;
1771
1772
1773                                 $init = $theme."_init";
1774                                 if (function_exists($init)) {
1775                                         $init($a);
1776                                 }
1777                                 if (function_exists("theme_admin")) {
1778                                         $admin_form = theme_admin($a);
1779                                 }
1780
1781                                 $_SESSION['theme'] = $orig_session_theme;
1782                                 $a->theme = $orig_theme;
1783                                 $a->page = $orig_page;
1784                                 return $admin_form;
1785                         }
1786                         $admin_form = __get_theme_admin_form($a, $theme);
1787                 }
1788
1789                 $screenshot = array(get_theme_screenshot($theme), t('Screenshot'));
1790                 if (! stristr($screenshot[0],$theme)) {
1791                         $screenshot = null;
1792                 }
1793
1794                 $t = get_markup_template("admin_plugins_details.tpl");
1795                 return replace_macros($t, array(
1796                         '$title' => t('Administration'),
1797                         '$page' => t('Themes'),
1798                         '$toggle' => t('Toggle'),
1799                         '$settings' => t('Settings'),
1800                         '$baseurl' => App::get_baseurl(true),
1801                         '$plugin' => $theme,
1802                         '$status' => $status,
1803                         '$action' => $action,
1804                         '$info' => get_theme_info($theme),
1805                         '$function' => 'themes',
1806                         '$admin_form' => $admin_form,
1807                         '$str_author' => t('Author: '),
1808                         '$str_maintainer' => t('Maintainer: '),
1809                         '$screenshot' => $screenshot,
1810                         '$readme' => $readme,
1811
1812                         '$form_security_token' => get_form_security_token("admin_themes"),
1813                 ));
1814         }
1815
1816
1817         // reload active themes
1818         if (x($_GET,"a") && $_GET['a']=="r") {
1819                 check_form_security_token_redirectOnErr(App::get_baseurl().'/admin/themes', 'admin_themes', 't');
1820                 if ($themes) {
1821                         foreach ($themes as $th) {
1822                                 if ($th['allowed']) {
1823                                         uninstall_theme($th['name']);
1824                                         install_theme($th['name']);
1825                                 }
1826                         }
1827                 }
1828                 info("Themes reloaded");
1829                 goaway(App::get_baseurl().'/admin/themes');
1830         }
1831
1832         /*
1833          * List themes
1834          */
1835
1836         $xthemes = array();
1837         if ($themes) {
1838                 foreach ($themes as $th) {
1839                         $xthemes[] = array($th['name'],(($th['allowed']) ? "on" : "off"), get_theme_info($th['name']));
1840                 }
1841         }
1842
1843
1844         $t = get_markup_template("admin_plugins.tpl");
1845         return replace_macros($t, array(
1846                 '$title'               => t('Administration'),
1847                 '$page'                => t('Themes'),
1848                 '$submit'              => t('Save Settings'),
1849                 '$reload'              => t('Reload active themes'),
1850                 '$baseurl'             => App::get_baseurl(true),
1851                 '$function'            => 'themes',
1852                 '$plugins'             => $xthemes,
1853                 '$pcount'              => count($themes),
1854                 '$noplugshint'         => sprintf(t('No themes found on the system. They should be paced in %1$s'),'<code>/view/themes</code>'),
1855                 '$experimental'        => t('[Experimental]'),
1856                 '$unsupported'         => t('[Unsupported]'),
1857                 '$form_security_token' => get_form_security_token("admin_themes"),
1858         ));
1859 }
1860
1861
1862 /**
1863  * @brief Prosesses data send by Logs admin page
1864  *
1865  * @param App $a
1866  */
1867 function admin_page_logs_post(App $a) {
1868         if (x($_POST,"page_logs")) {
1869                 check_form_security_token_redirectOnErr('/admin/logs', 'admin_logs');
1870
1871                 $logfile   = ((x($_POST,'logfile'))   ? notags(trim($_POST['logfile']))  : '');
1872                 $debugging = ((x($_POST,'debugging')) ? true                             : false);
1873                 $loglevel  = ((x($_POST,'loglevel'))  ? intval(trim($_POST['loglevel'])) : 0);
1874
1875                 set_config('system','logfile', $logfile);
1876                 set_config('system','debugging',  $debugging);
1877                 set_config('system','loglevel', $loglevel);
1878         }
1879
1880         info(t("Log settings updated."));
1881         goaway('admin/logs');
1882         return; // NOTREACHED
1883 }
1884
1885 /**
1886  * @brief Generates admin panel subpage for configuration of the logs
1887  *
1888  * This function take the view/templates/admin_logs.tpl file and generates a
1889  * page where admin can configure the logging of friendica.
1890  *
1891  * Displaying the log is separated from the log config as the logfile can get
1892  * big depending on the settings and changing settings regarding the logs can
1893  * thus waste bandwidth.
1894  *
1895  * The string returned contains the content of the template file with replaced
1896  * macros.
1897  *
1898  * @param App $a
1899  * @return string
1900  */
1901 function admin_page_logs(App $a) {
1902
1903         $log_choices = array(
1904                 LOGGER_NORMAL   => 'Normal',
1905                 LOGGER_TRACE    => 'Trace',
1906                 LOGGER_DEBUG    => 'Debug',
1907                 LOGGER_DATA     => 'Data',
1908                 LOGGER_ALL      => 'All'
1909         );
1910
1911         if (ini_get('log_errors')) {
1912                 $phplogenabled = t('PHP log currently enabled.');
1913         } else {
1914                 $phplogenabled = t('PHP log currently disabled.');
1915         }
1916
1917         $t = get_markup_template("admin_logs.tpl");
1918
1919         return replace_macros($t, array(
1920                 '$title' => t('Administration'),
1921                 '$page' => t('Logs'),
1922                 '$submit' => t('Save Settings'),
1923                 '$clear' => t('Clear'),
1924                 '$baseurl' => App::get_baseurl(true),
1925                 '$logname' =>  get_config('system','logfile'),
1926
1927                 // name, label, value, help string, extra data...
1928                 '$debugging' => array('debugging', t("Enable Debugging"),get_config('system','debugging'), ""),
1929                 '$logfile' => array('logfile', t("Log file"), get_config('system','logfile'), t("Must be writable by web server. Relative to your Friendica top-level directory.")),
1930                 '$loglevel' => array('loglevel', t("Log level"), get_config('system','loglevel'), "", $log_choices),
1931
1932                 '$form_security_token' => get_form_security_token("admin_logs"),
1933                 '$phpheader' => t("PHP logging"),
1934                 '$phphint' => t("To enable logging of PHP errors and warnings you can add the following to the .htconfig.php file of your installation. The filename set in the 'error_log' line is relative to the friendica top-level directory and must be writeable by the web server. The option '1' for 'log_errors' and 'display_errors' is to enable these options, set to '0' to disable them."),
1935                 '$phplogcode' => "error_reporting(E_ERROR | E_WARNING | E_PARSE);\nini_set('error_log','php.out');\nini_set('log_errors','1');\nini_set('display_errors', '1');",
1936                 '$phplogenabled' => $phplogenabled,
1937         ));
1938 }
1939
1940 /**
1941  * @brief Generates admin panel subpage to view the Friendica log
1942  *
1943  * This function loads the template view/templates/admin_viewlogs.tpl to
1944  * display the systemlog content. The filename for the systemlog of friendica
1945  * is relative to the base directory and taken from the config entry 'logfile'
1946  * in the 'system' category.
1947  *
1948  * Displaying the log is separated from the log config as the logfile can get
1949  * big depending on the settings and changing settings regarding the logs can
1950  * thus waste bandwidth.
1951  *
1952  * The string returned contains the content of the template file with replaced
1953  * macros.
1954  *
1955  * @param App $a
1956  * @return string
1957  */
1958 function admin_page_viewlogs(App $a) {
1959         $t = get_markup_template("admin_viewlogs.tpl");
1960         $f = get_config('system','logfile');
1961         $data = '';
1962
1963         if (!file_exists($f)) {
1964                 $data = t("Error trying to open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f exist and is readable.");
1965         } else {
1966                 $fp = fopen($f, 'r');
1967                 if (!$fp) {
1968                         $data = t("Couldn't open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f is readable.");
1969                 } else {
1970                         $fstat = fstat($fp);
1971                         $size = $fstat['size'];
1972                         if ($size != 0) {
1973                                 if ($size > 5000000 || $size < 0) {
1974                                         $size = 5000000;
1975                                 }
1976                                 $seek = fseek($fp,0-$size,SEEK_END);
1977                                 if ($seek === 0) {
1978                                         $data = escape_tags(fread($fp,$size));
1979                                         while (! feof($fp)) {
1980                                                 $data .= escape_tags(fread($fp,4096));
1981                                         }
1982                                 }
1983                         }
1984                         fclose($fp);
1985                 }
1986         }
1987         return replace_macros($t, array(
1988                 '$title' => t('Administration'),
1989                 '$page' => t('View Logs'),
1990                 '$data' => $data,
1991                 '$logname' =>  get_config('system','logfile')
1992         ));
1993 }
1994
1995 /**
1996  * @brief Prosesses data send by the features admin page
1997  *
1998  * @param App $a
1999  */
2000 function admin_page_features_post(App $a) {
2001
2002         check_form_security_token_redirectOnErr('/admin/features', 'admin_manage_features');
2003
2004         logger('postvars: '.print_r($_POST,true),LOGGER_DATA);
2005
2006         $arr = array();
2007         $features = get_features(false);
2008
2009         foreach ($features as $fname => $fdata) {
2010                 foreach (array_slice($fdata, 1) as $f) {
2011                         $feature = $f[0];
2012                         $feature_state = 'feature_' . $feature;
2013                         $featurelock = 'featurelock_' . $feature;
2014
2015                         if (x($_POST, $feature_state)) {
2016                                 $val = intval($_POST[$feature_state]);
2017                         } else {
2018                                 $val = 0;
2019                         }
2020                         set_config('feature',$feature,$val);
2021
2022                         if (x($_POST, $featurelock)) {
2023                                 set_config('feature_lock', $feature, $val);
2024                         } else {
2025                                 del_config('feature_lock', $feature);
2026                         }
2027                 }
2028         }
2029
2030         goaway('admin/features');
2031         return; // NOTREACHED
2032 }
2033
2034 /**
2035  * @brief Subpage for global additional feature management
2036  *
2037  * This functin generates the subpage 'Manage Additional Features'
2038  * for the admin panel. At this page the admin can set preferences
2039  * for the user settings of the 'additional features'. If needed this
2040  * preferences can be locked through the admin.
2041  *
2042  * The returned string contains the HTML code of the subpage 'Manage
2043  * Additional Features'
2044  *
2045  * @param App $a
2046  * @return string
2047  */
2048 function admin_page_features(App $a) {
2049
2050         if ((argc() > 1) && (argv(1) === 'features')) {
2051                 $arr = array();
2052                 $features = get_features(false);
2053
2054                 foreach ($features as $fname => $fdata) {
2055                         $arr[$fname] = array();
2056                         $arr[$fname][0] = $fdata[0];
2057                         foreach (array_slice($fdata,1) as $f) {
2058
2059                                 $set = get_config('feature',$f[0]);
2060                                 if ($set === false) {
2061                                         $set = $f[3];
2062                                 }
2063                                 $arr[$fname][1][] = array(
2064                                         array('feature_' .$f[0],$f[1],$set,$f[2],array(t('Off'), t('On'))),
2065                                         array('featurelock_' .$f[0],sprintf(t('Lock feature %s'),$f[1]),(($f[4] !== false) ? "1" : ''),'',array(t('Off'), t('On')))
2066                                 );
2067                         }
2068                 }
2069
2070                 $tpl = get_markup_template("admin_settings_features.tpl");
2071                 $o .= replace_macros($tpl, array(
2072                         '$form_security_token' => get_form_security_token("admin_manage_features"),
2073                         '$title' => t('Manage Additional Features'),
2074                         '$features' => $arr,
2075                         '$submit' => t('Save Settings'),
2076                 ));
2077
2078                 return $o;
2079         }
2080 }