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         if ($a->get_path() != "") {
 672                 $diaspora_enabled = false;
 673         }
 674         if (!$thread_allow) {
 675                 $ostatus_disabled = true;
 676         }
 677         if ($ssl_policy != intval(get_config('system','ssl_policy'))) {
 678                 if ($ssl_policy == SSL_POLICY_FULL) {
 679                         q("UPDATE `contact` SET
 680                                 `url`     = REPLACE(`url`    , 'http:' , 'https:'),
 681                                 `photo`   = REPLACE(`photo`  , 'http:' , 'https:'),
 682                                 `thumb`   = REPLACE(`thumb`  , 'http:' , 'https:'),
 683                                 `micro`   = REPLACE(`micro`  , 'http:' , 'https:'),
 684                                 `request` = REPLACE(`request`, 'http:' , 'https:'),
 685                                 `notify`  = REPLACE(`notify` , 'http:' , 'https:'),
 686                                 `poll`    = REPLACE(`poll`   , 'http:' , 'https:'),
 687                                 `confirm` = REPLACE(`confirm`, 'http:' , 'https:'),
 688                                 `poco`    = REPLACE(`poco`   , 'http:' , 'https:')
 689                                 WHERE `self` = 1"
 690                         );
 691                         q("UPDATE `profile` SET
 692                                 `photo`   = REPLACE(`photo`  , 'http:' , 'https:'),
 693                                 `thumb`   = REPLACE(`thumb`  , 'http:' , 'https:')
 694                                 WHERE 1 "
 695                         );
 696                 } elseif ($ssl_policy == SSL_POLICY_SELFSIGN) {
 697                         q("UPDATE `contact` SET
 698                                 `url`     = REPLACE(`url`    , 'https:' , 'http:'),
 699                                 `photo`   = REPLACE(`photo`  , 'https:' , 'http:'),
 700                                 `thumb`   = REPLACE(`thumb`  , 'https:' , 'http:'),
 701                                 `micro`   = REPLACE(`micro`  , 'https:' , 'http:'),
 702                                 `request` = REPLACE(`request`, 'https:' , 'http:'),
 703                                 `notify`  = REPLACE(`notify` , 'https:' , 'http:'),
 704                                 `poll`    = REPLACE(`poll`   , 'https:' , 'http:'),
 705                                 `confirm` = REPLACE(`confirm`, 'https:' , 'http:'),
 706                                 `poco`    = REPLACE(`poco`   , 'https:' , 'http:')
 707                                 WHERE `self` = 1"
 708                         );
 709                         q("UPDATE `profile` SET
 710                                 `photo`   = REPLACE(`photo`  , 'https:' , 'http:'),
 711                                 `thumb`   = REPLACE(`thumb`  , 'https:' , 'http:')
 712                                 WHERE 1 "
 713                         );
 714                 }
 715         }
 716         set_config('system','ssl_policy',$ssl_policy);
 717         set_config('system','maxloadavg',$maxloadavg);
 718         set_config('system','maxloadavg_frontend',$maxloadavg_frontend);
 719         set_config('system','optimize_max_tablesize',$optimize_max_tablesize);
 720         set_config('system','optimize_fragmentation',$optimize_fragmentation);
 721         set_config('system','poco_completion',$poco_completion);
 722         set_config('system','poco_requery_days',$poco_requery_days);
 723         set_config('system','poco_discovery',$poco_discovery);
 724         set_config('system','poco_discovery_since',$poco_discovery_since);
 725         set_config('system','poco_local_search',$poco_local_search);
 726         set_config('system','nodeinfo',$nodeinfo);
 727         set_config('config','sitename',$sitename);
 728         set_config('config','hostname',$hostname);
 729         set_config('config','sender_email', $sender_email);
 730         set_config('system','suppress_tags',$suppress_tags);
 731         set_config('system','shortcut_icon',$shortcut_icon);
 732         set_config('system','touch_icon',$touch_icon);
 733
 734         if ($banner == "") {
 735                 // don't know why, but del_config doesn't work...
 736                 q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
 737                         dbesc("system"),
 738                         dbesc("banner")
 739                 );
 740         } else {
 741                 set_config('system','banner', $banner);
 742         }
 743
 744         if ($info == "") {
 745                 del_config('config','info');
 746         } else {
 747                 set_config('config','info',$info);
 748         }
 749         set_config('system','language', $language);
 750         set_config('system','theme', $theme);
 751
 752         if ($theme_mobile === '---') {
 753                 del_config('system','mobile-theme');
 754         } else {
 755                 set_config('system','mobile-theme', $theme_mobile);
 756                 }
 757                 if ($singleuser === '---') {
 758                         del_config('system','singleuser');
 759                 } else {
 760                         set_config('system','singleuser', $singleuser);
 761                 }
 762         set_config('system', 'maximagesize', $maximagesize);
 763         set_config('system', 'max_image_length', $maximagelength);
 764         set_config('system', 'jpeg_quality', $jpegimagequality);
 765
 766         set_config('config', 'register_policy', $register_policy);
 767         set_config('system', 'max_daily_registrations', $daily_registrations);
 768         set_config('system', 'account_abandon_days', $abandon_days);
 769         set_config('config', 'register_text', $register_text);
 770         set_config('system', 'allowed_sites', $allowed_sites);
 771         set_config('system', 'allowed_email', $allowed_email);
 772         set_config('system', 'block_public', $block_public);
 773         set_config('system', 'publish_all', $force_publish);
 774         set_config('system', 'directory', $global_directory);
 775         set_config('system', 'thread_allow', $thread_allow);
 776         set_config('system', 'newuser_private', $newuser_private);
 777         set_config('system', 'enotify_no_content', $enotify_no_content);
 778         set_config('system', 'disable_embedded', $disable_embedded);
 779         set_config('system', 'allow_users_remote_self', $allow_users_remote_self);
 780
 781         set_config('system', 'block_extended_register', $no_multi_reg);
 782         set_config('system', 'no_openid', $no_openid);
 783         set_config('system', 'no_regfullname', $no_regfullname);
 784         set_config('system', 'community_page_style', $community_page_style);
 785         set_config('system', 'max_author_posts_community_page', $max_author_posts_community_page);
 786         set_config('system', 'verifyssl', $verifyssl);
 787         set_config('system', 'proxyuser', $proxyuser);
 788         set_config('system', 'proxy', $proxy);
 789         set_config('system', 'curl_timeout', $timeout);
 790         set_config('system', 'dfrn_only', $dfrn_only);
 791         set_config('system', 'ostatus_disabled', $ostatus_disabled);
 792         set_config('system', 'ostatus_poll_interval', $ostatus_poll_interval);
 793         set_config('system', 'ostatus_full_threads', $ostatus_full_threads);
 794         set_config('system', 'diaspora_enabled', $diaspora_enabled);
 795
 796         set_config('config', 'private_addons', $private_addons);
 797
 798         set_config('system', 'force_ssl', $force_ssl);
 799         set_config('system', 'hide_help', $hide_help);
 800         set_config('system', 'use_fulltext_engine', $use_fulltext_engine);
 801         set_config('system', 'itemcache', $itemcache);
 802         set_config('system', 'itemcache_duration', $itemcache_duration);
 803         set_config('system', 'max_comments', $max_comments);
 804         set_config('system', 'temppath', $temppath);
 805         set_config('system', 'basepath', $basepath);
 806         set_config('system', 'proxy_disabled', $proxy_disabled);
 807         set_config('system', 'only_tag_search', $only_tag_search);
 808         set_config('system', 'worker_queues', $worker_queues);
 809         set_config('system', 'worker_dont_fork', $worker_dont_fork);
 810         set_config('system', 'worker_fastlane', $worker_fastlane);
 811         set_config('system', 'frontend_worker', $worker_frontend);
 812         set_config('system', 'rino_encrypt', $rino);
 813
 814         info(t('Site settings updated.').EOL);
 815         goaway('admin/site');
 816         return; // NOTREACHED
 817
 818 }
 819
 820 /**
 821  * @brief Generate Admin Site subpage
 822  *
 823  * This function generates the main configuration page of the admin panel.
 824  *
 825  * @param  App $a
 826  * @return string
 827  */
 828 function admin_page_site(App $a) {
 829
 830         /* Installed langs */
 831         $lang_choices = get_available_languages();
 832
 833         if (strlen(get_config('system','directory_submit_url')) AND
 834                 !strlen(get_config('system','directory'))) {
 835                         set_config('system','directory', dirname(get_config('system','directory_submit_url')));
 836                         del_config('system','directory_submit_url');
 837         }
 838
 839         /* Installed themes */
 840         $theme_choices = array();
 841         $theme_choices_mobile = array();
 842         $theme_choices_mobile["---"] = t("No special theme for mobile devices");
 843         $files = glob('view/theme/*');
 844         if ($files) {
 845
 846                 $allowed_theme_list = Config::get('system', 'allowed_themes');
 847
 848                 foreach ($files as $file) {
 849                         if (intval(file_exists($file.'/unsupported')))
 850                                 continue;
 851
 852                         $f = basename($file);
 853
 854                         // Only show allowed themes here
 855                         if (($allowed_theme_list != '') AND !strstr($allowed_theme_list, $f)) {
 856                                 continue;
 857                         }
 858
 859                         $theme_name = ((file_exists($file.'/experimental')) ?  sprintf("%s - \x28Experimental\x29", $f) : $f);
 860
 861                         if (file_exists($file.'/mobile')) {
 862                                 $theme_choices_mobile[$f] = $theme_name;
 863                         } else {
 864                                 $theme_choices[$f] = $theme_name;
 865                         }
 866                 }
 867         }
 868
 869         /* Community page style */
 870         $community_page_style_choices = array(
 871                 CP_NO_COMMUNITY_PAGE => t("No community page"),
 872                 CP_USERS_ON_SERVER => t("Public postings from users of this site"),
 873                 CP_GLOBAL_COMMUNITY => t("Global community page")
 874                 );
 875
 876         /* OStatus conversation poll choices */
 877         $ostatus_poll_choices = array(
 878                 "-2" => t("Never"),
 879                 "-1" => t("At post arrival"),
 880                 "0" => t("Frequently"),
 881                 "60" => t("Hourly"),
 882                 "720" => t("Twice daily"),
 883                 "1440" => t("Daily")
 884                 );
 885
 886         $poco_discovery_choices = array(
 887                 "0" => t("Disabled"),
 888                 "1" => t("Users"),
 889                 "2" => t("Users, Global Contacts"),
 890                 "3" => t("Users, Global Contacts/fallback"),
 891                 );
 892
 893         $poco_discovery_since_choices = array(
 894                 "30" => t("One month"),
 895                 "91" => t("Three months"),
 896                 "182" => t("Half a year"),
 897                 "365" => t("One year"),
 898                 );
 899
 900         /* get user names to make the install a personal install of X */
 901         $user_names = array();
 902         $user_names['---'] = t('Multi user instance');
 903         $users = q("SELECT `username`, `nickname` FROM `user`");
 904         foreach ($users as $user) {
 905                 $user_names[$user['nickname']] = $user['username'];
 906         }
 907
 908         /* Banner */
 909         $banner = get_config('system','banner');
 910         if ($banner == false) {
 911                 $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>';
 912         }
 913         $banner = htmlspecialchars($banner);
 914         $info = get_config('config','info');
 915         $info = htmlspecialchars($info);
 916
 917         // Automatically create temporary paths
 918         get_temppath();
 919         get_itemcachepath();
 920
 921         //echo "<pre>"; var_dump($lang_choices); die("</pre>");
 922
 923         /* Register policy */
 924         $register_choices = array(
 925                 REGISTER_CLOSED => t("Closed"),
 926                 REGISTER_APPROVE => t("Requires approval"),
 927                 REGISTER_OPEN => t("Open")
 928         );
 929
 930         $ssl_choices = array(
 931                 SSL_POLICY_NONE => t("No SSL policy, links will track page SSL state"),
 932                 SSL_POLICY_FULL => t("Force all links to use SSL"),
 933                 SSL_POLICY_SELFSIGN => t("Self-signed certificate, use SSL for local links only (discouraged)")
 934         );
 935
 936         if ($a->config['hostname'] == "") {
 937                 $a->config['hostname'] = $a->get_hostname();
 938         }
 939         $diaspora_able = ($a->get_path() == "");
 940
 941         $optimize_max_tablesize = Config::get('system','optimize_max_tablesize', 100);
 942
 943         if ($optimize_max_tablesize < -1) {
 944                 $optimize_max_tablesize = -1;
 945         }
 946
 947         if ($optimize_max_tablesize == 0) {
 948                 $optimize_max_tablesize = 100;
 949         }
 950
 951         $t = get_markup_template("admin_site.tpl");
 952         return replace_macros($t, array(
 953                 '$title' => t('Administration'),
 954                 '$page' => t('Site'),
 955                 '$submit' => t('Save Settings'),
 956                 '$registration' => t('Registration'),
 957                 '$upload' => t('File upload'),
 958                 '$corporate' => t('Policies'),
 959                 '$advanced' => t('Advanced'),
 960                 '$portable_contacts' => t('Auto Discovered Contact Directory'),
 961                 '$performance' => t('Performance'),
 962                 '$worker_title' => t('Worker'),
 963                 '$relocate'=> t('Relocate - WARNING: advanced function. Could make this server unreachable.'),
 964                 '$baseurl' => App::get_baseurl(true),
 965                 // name, label, value, help string, extra data...
 966                 '$sitename'             => array('sitename', t("Site name"), $a->config['sitename'],''),
 967                 '$hostname'             => array('hostname', t("Host name"), $a->config['hostname'], ""),
 968                 '$sender_email'         => array('sender_email', t("Sender Email"), $a->config['sender_email'], t("The email address your server shall use to send notification emails from."), "", "", "email"),
 969                 '$banner'               => array('banner', t("Banner/Logo"), $banner, ""),
 970                 '$shortcut_icon'        => array('shortcut_icon', t("Shortcut icon"), get_config('system','shortcut_icon'),  t("Link to an icon that will be used for browsers.")),
 971                 '$touch_icon'           => array('touch_icon', t("Touch icon"), get_config('system','touch_icon'),  t("Link to an icon that will be used for tablets and mobiles.")),
 972                 '$info'                 => array('info', t('Additional Info'), $info, sprintf(t('For public servers: you can add additional information here that will be listed at %s/siteinfo.'), get_server())),
 973                 '$language'             => array('language', t("System language"), get_config('system','language'), "", $lang_choices),
 974                 '$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>"), $theme_choices),
 975                 '$theme_mobile'         => array('theme_mobile', t("Mobile system theme"), get_config('system','mobile-theme'), t("Theme for mobile devices"), $theme_choices_mobile),
 976                 '$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"), $ssl_choices),
 977                 '$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.")),
 978                 '$hide_help'            => array('hide_help', t("Hide help entry from navigation menu"), get_config('system','hide_help'), t("Hides the menu entry for the Help pages from the navigation menu. You can still access it calling /help directly.")),
 979                 '$singleuser'           => array('singleuser', t("Single user instance"), get_config('system','singleuser'), t("Make this instance multi-user or single-user for the named user"), $user_names),
 980                 '$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.")),
 981                 '$maximagelength'       => array('maximagelength', t("Maximum image length"), get_config('system','max_image_length'), t("Maximum length in pixels of the longest side of uploaded images. Default is -1, which means no limits.")),
 982                 '$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.")),
 983
 984                 '$register_policy'      => array('register_policy', t("Register policy"), $a->config['register_policy'], "", $register_choices),
 985                 '$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.")),
 986                 '$register_text'        => array('register_text', t("Register text"), $a->config['register_text'], t("Will be displayed prominently on the registration page.")),
 987                 '$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.')),
 988                 '$allowed_sites'        => array('allowed_sites', t("Allowed friend domains"), get_config('system','allowed_sites'), t("Comma separated list of domains which are allowed to establish friendships with this site. Wildcards are accepted. Empty to allow any domains")),
 989                 '$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")),
 990                 '$block_public'         => array('block_public', t("Block public"), get_config('system','block_public'), t("Check to block public access to all otherwise public personal pages on this site unless you are currently logged in.")),
 991                 '$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.")),
 992                 '$global_directory'     => array('directory', t("Global directory URL"), get_config('system','directory'), t("URL to the global directory. If this is not set, the global directory is completely unavailable to the application.")),
 993                 '$thread_allow'         => array('thread_allow', t("Allow threaded items"), get_config('system','thread_allow'), t("Allow infinite level threading for items on this site.")),
 994                 '$newuser_private'      => array('newuser_private', t("Private posts by default for new users"), get_config('system','newuser_private'), t("Set default post permissions for all new members to the default privacy group rather than public.")),
 995                 '$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.")),
 996                 '$private_addons'       => array('private_addons', t("Disallow public access to addons listed in the apps menu."), get_config('config','private_addons'), t("Checking this box will restrict addons listed in the apps menu to members only.")),
 997                 '$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.")),
 998                 '$allow_users_remote_self' => array('allow_users_remote_self', t('Allow Users to set remote_self'), get_config('system','allow_users_remote_self'), t('With checking this, every user is allowed to mark every contact as a remote_self in the repair contact dialog. Setting this flag on a contact causes mirroring every posting of that contact in the users stream.')),
 999                 '$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.")),
1000                 '$no_openid'            => array('no_openid', t("OpenID support"), !get_config('system','no_openid'), t("OpenID support for registration and logins.")),
1001                 '$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")),
1002                 '$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."), $community_page_style_choices),
1003                 '$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')")),
1004                 '$ostatus_disabled'     => array('ostatus_disabled', t("Enable OStatus support"), !get_config('system','ostatus_disabled'), t("Provide built-in OStatus \x28StatusNet, GNU Social etc.\x29 compatibility. All communications in OStatus are public, so privacy warnings will be occasionally displayed.")),
1005                 '$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."), $ostatus_poll_choices),
1006                 '$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.")),
1007                 '$ostatus_not_able'     => t("OStatus support can only be enabled if threading is enabled."),
1008                 '$diaspora_able'        => $diaspora_able,
1009                 '$diaspora_not_able'    => t("Diaspora support can't be enabled because Friendica was installed into a sub directory."),
1010                 '$diaspora_enabled'     => array('diaspora_enabled', t("Enable Diaspora support"), get_config('system','diaspora_enabled'), t("Provide built-in Diaspora network compatibility.")),
1011                 '$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.")),
1012                 '$verifyssl'            => array('verifyssl', t("Verify SSL"), get_config('system','verifyssl'), t("If you wish, you can turn on strict certificate checking. This will mean you cannot connect (at all) to self-signed SSL sites.")),
1013                 '$proxyuser'            => array('proxyuser', t("Proxy user"), get_config('system','proxyuser'), ""),
1014                 '$proxy'                => array('proxy', t("Proxy URL"), get_config('system','proxy'), ""),
1015                 '$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).")),
1016                 '$maxloadavg'           => array('maxloadavg', t("Maximum Load Average"), ((intval(get_config('system','maxloadavg')) > 0)?get_config('system','maxloadavg'):50), t("Maximum system load before delivery and poll processes are deferred - default 50.")),
1017                 '$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.")),
1018                 '$optimize_max_tablesize'=> array('optimize_max_tablesize', t("Maximum table size for optimization"), $optimize_max_tablesize, t("Maximum table size (in MB) for the automatic optimization - default 100 MB. Enter -1 to disable it.")),
1019                 '$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%.")),
1020
1021                 '$poco_completion'      => array('poco_completion', t("Periodical check of global contacts"), get_config('system','poco_completion'), t("If enabled, the global contacts are checked periodically for missing or outdated data and the vitality of the contacts and servers.")),
1022                 '$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.")),
1023                 '$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'."), $poco_discovery_choices),
1024                 '$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."), $poco_discovery_since_choices),
1025                 '$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.")),
1026
1027                 '$nodeinfo'             => array('nodeinfo', t("Publish server information"), get_config('system','nodeinfo'), t("If enabled, general server and usage data will be published. The data contains the name and version of the server, number of users with public profiles, number of posts and the activated protocols and connectors. See <a href='http://the-federation.info/'>the-federation.info</a> for details.")),
1028
1029                 '$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.")),
1030                 '$suppress_tags'        => array('suppress_tags', t("Suppress Tags"), get_config('system','suppress_tags'), t("Suppress showing a list of hashtags at the end of the posting.")),
1031                 '$itemcache'            => array('itemcache', t("Path to item cache"), get_config('system','itemcache'), t("The item caches buffers generated bbcode and external images.")),
1032                 '$itemcache_duration'   => array('itemcache_duration', t("Cache duration in seconds"), get_config('system','itemcache_duration'), t("How long should the cache files be hold? Default value is 86400 seconds (One day). To disable the item cache, set the value to -1.")),
1033                 '$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.")),
1034                 '$temppath'             => array('temppath', t("Temp path"), get_config('system','temppath'), t("If you have a restricted system where the webserver can't access the system temp path, enter another path here.")),
1035                 '$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.")),
1036                 '$proxy_disabled'       => array('proxy_disabled', t("Disable picture proxy"), get_config('system','proxy_disabled'), t("The picture proxy increases performance and privacy. It shouldn't be used on systems with very low bandwith.")),
1037                 '$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.")),
1038
1039                 '$relocate_url'         => array('relocate_url', t("New base url"), App::get_baseurl(), t("Change base url for this server. Sends relocate message to all DFRN contacts of all users.")),
1040
1041                 '$rino'                 => array('rino', t("RINO Encryption"), intval(get_config('system','rino_encrypt')), t("Encryption layer between nodes."), array("Disabled", "RINO1 (deprecated)", "RINO2")),
1042
1043                 '$worker_queues'        => array('worker_queues', t("Maximum number of parallel workers"), get_config('system','worker_queues'), t("On shared hosters set this to 2. On larger systems, values of 10 are great. Default value is 4.")),
1044                 '$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.")),
1045                 '$worker_fastlane'      => array('worker_fastlane', t("Enable fastlane"), get_config('system','worker_fastlane'), t("When enabed, the fastlane mechanism starts an additional worker if processes with higher priority are blocked by processes of lower priority.")),
1046                 '$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.')),
1047
1048                 '$form_security_token'  => get_form_security_token("admin_site")
1049
1050         ));
1051
1052 }
1053
1054 /**
1055  * @brief Generates admin panel subpage for DB syncronization
1056  *
1057  * This page checks if the database of friendica is in sync with the specs.
1058  * Should this not be the case, it attemps to sync the structure and notifies
1059  * the admin if the automatic process was failing.
1060  *
1061  * The returned string holds the HTML code of the page.
1062  *
1063  * @param App $a
1064  * @return string
1065  **/
1066 function admin_page_dbsync(App $a) {
1067
1068         $o = '';
1069
1070         if ($a->argc > 3 && intval($a->argv[3]) && $a->argv[2] === 'mark') {
1071                 set_config('database', 'update_'.intval($a->argv[3]), 'success');
1072                 $curr = get_config('system','build');
1073                 if (intval($curr) == intval($a->argv[3])) {
1074                         set_config('system','build',intval($curr) + 1);
1075                 }
1076                 info(t('Update has been marked successful').EOL);
1077                 goaway('admin/dbsync');
1078         }
1079
1080         if (($a->argc > 2) AND (intval($a->argv[2]) OR ($a->argv[2] === 'check'))) {
1081                 require_once("include/dbstructure.php");
1082                 $retval = update_structure(false, true);
1083                 if (!$retval) {
1084                         $o .= sprintf(t("Database structure update %s was successfully applied."), DB_UPDATE_VERSION)."<br />";
1085                         set_config('database', 'dbupdate_'.DB_UPDATE_VERSION, 'success');
1086                 } else {
1087                         $o .= sprintf(t("Executing of database structure update %s failed with error: %s"),
1088                                         DB_UPDATE_VERSION, $retval)."<br />";
1089                 }
1090                 if ($a->argv[2] === 'check') {
1091                         return $o;
1092                 }
1093         }
1094
1095         if ($a->argc > 2 && intval($a->argv[2])) {
1096                 require_once('update.php');
1097                 $func = 'update_'.intval($a->argv[2]);
1098                 if (function_exists($func)) {
1099                         $retval = $func();
1100                         if ($retval === UPDATE_FAILED) {
1101                                 $o .= sprintf(t("Executing %s failed with error: %s"), $func, $retval);
1102                         }
1103                         elseif ($retval === UPDATE_SUCCESS) {
1104                                 $o .= sprintf(t('Update %s was successfully applied.', $func));
1105                                 set_config('database',$func, 'success');
1106                         } else {
1107                                 $o .= sprintf(t('Update %s did not return a status. Unknown if it succeeded.'), $func);
1108                         }
1109                 } else {
1110                         $o .= sprintf(t('There was no additional update function %s that needed to be called.'), $func)."<br />";
1111                         set_config('database',$func, 'success');
1112                 }
1113                 return $o;
1114         }
1115
1116         $failed = array();
1117         $r = q("SELECT `k`, `v` FROM `config` WHERE `cat` = 'database' ");
1118         if (dbm::is_result($r)) {
1119                 foreach ($r as $rr) {
1120                         $upd = intval(substr($rr['k'],7));
1121                         if ($upd < 1139 || $rr['v'] === 'success') {
1122                                 continue;
1123                         }
1124                         $failed[] = $upd;
1125                 }
1126         }
1127         if (! count($failed)) {
1128                 $o = replace_macros(get_markup_template('structure_check.tpl'),array(
1129                         '$base'   => App::get_baseurl(true),
1130                         '$banner' => t('No failed updates.'),
1131                         '$check'  => t('Check database structure'),
1132                 ));
1133         } else {
1134                 $o = replace_macros(get_markup_template('failed_updates.tpl'),array(
1135                         '$base'   => App::get_baseurl(true),
1136                         '$banner' => t('Failed Updates'),
1137                         '$desc'   => t('This does not include updates prior to 1139, which did not return a status.'),
1138                         '$mark'   => t('Mark success (if update was manually applied)'),
1139                         '$apply'  => t('Attempt to execute this update step automatically'),
1140                         '$failed' => $failed
1141                 ));
1142         }
1143
1144         return $o;
1145
1146 }
1147
1148 /**
1149  * @brief Process data send by Users admin page
1150  *
1151  * @param App $a
1152  */
1153 function admin_page_users_post(App $a) {
1154         $pending     = (x($_POST, 'pending')           ? $_POST['pending']           : array());
1155         $users       = (x($_POST, 'user')              ? $_POST['user']               : array());
1156         $nu_name     = (x($_POST, 'new_user_name')     ? $_POST['new_user_name']     : '');
1157         $nu_nickname = (x($_POST, 'new_user_nickname') ? $_POST['new_user_nickname'] : '');
1158         $nu_email    = (x($_POST, 'new_user_email')    ? $_POST['new_user_email']    : '');
1159         $nu_language = get_config('system', 'language');
1160
1161         check_form_security_token_redirectOnErr('/admin/users', 'admin_users');
1162
1163         if (!($nu_name === "") && !($nu_email === "") && !($nu_nickname === "")) {
1164                 require_once('include/user.php');
1165
1166                 $result = create_user(array('username'=>$nu_name, 'email'=>$nu_email,
1167                         'nickname'=>$nu_nickname, 'verified'=>1, 'language'=>$nu_language));
1168                 if (! $result['success']) {
1169                         notice($result['message']);
1170                         return;
1171                 }
1172                 $nu = $result['user'];
1173                 $preamble = deindent(t('
1174                         Dear %1$s,
1175                                 the administrator of %2$s has set up an account for you.'));
1176                 $body = deindent(t('
1177                         The login details are as follows:
1178
1179                         Site Location:  %1$s
1180                         Login Name:             %2$s
1181                         Password:               %3$s
1182
1183                         You may change your password from your account "Settings" page after logging
1184                         in.
1185
1186                         Please take a few moments to review the other account settings on that page.
1187
1188                         You may also wish to add some basic information to your default profile
1189                         (on the "Profiles" page) so that other people can easily find you.
1190
1191                         We recommend setting your full name, adding a profile photo,
1192                         adding some profile "keywords" (very useful in making new friends) - and
1193                         perhaps what country you live in; if you do not wish to be more specific
1194                         than that.
1195
1196                         We fully respect your right to privacy, and none of these items are necessary.
1197                         If you are new and do not know anybody here, they may help
1198                         you to make some new and interesting friends.
1199
1200                         Thank you and welcome to %4$s.'));
1201
1202                 $preamble = sprintf($preamble, $nu['username'], $a->config['sitename']);
1203                 $body = sprintf($body, App::get_baseurl(), $nu['email'], $result['password'], $a->config['sitename']);
1204
1205                 notification(array(
1206                         'type' => "SYSTEM_EMAIL",
1207                         'to_email' => $nu['email'],
1208                         'subject'=> sprintf(t('Registration details for %s'), $a->config['sitename']),
1209                         'preamble'=> $preamble,
1210                         'body' => $body));
1211
1212         }
1213
1214         if (x($_POST,'page_users_block')) {
1215                 foreach ($users as $uid) {
1216                         q("UPDATE `user` SET `blocked` = 1-`blocked` WHERE `uid` = %s",
1217                                 intval($uid)
1218                         );
1219                 }
1220                 notice(sprintf(tt("%s user blocked/unblocked", "%s users blocked/unblocked", count($users)), count($users)));
1221         }
1222         if (x($_POST,'page_users_delete')) {
1223                 require_once("include/Contact.php");
1224                 foreach ($users as $uid) {
1225                         user_remove($uid);
1226                 }
1227                 notice(sprintf(tt("%s user deleted", "%s users deleted", count($users)), count($users)));
1228         }
1229
1230         if (x($_POST,'page_users_approve')) {
1231                 require_once("mod/regmod.php");
1232                 foreach ($pending as $hash) {
1233                         user_allow($hash);
1234                 }
1235         }
1236         if (x($_POST,'page_users_deny')) {
1237                 require_once("mod/regmod.php");
1238                 foreach ($pending as $hash) {
1239                         user_deny($hash);
1240                 }
1241         }
1242         goaway('admin/users');
1243         return; // NOTREACHED
1244 }
1245
1246 /**
1247  * @brief Admin panel subpage for User management
1248  *
1249  * This function generates the admin panel page for user management of the
1250  * node. It offers functionality to add/block/delete users and offers some
1251  * statistics about the userbase.
1252  *
1253  * The returned string holds the HTML code of the page.
1254  *
1255  * @param App $a
1256  * @return string
1257  */
1258 function admin_page_users(App $a) {
1259         if ($a->argc>2) {
1260                 $uid = $a->argv[3];
1261                 $user = q("SELECT `username`, `blocked` FROM `user` WHERE `uid` = %d", intval($uid));
1262                 if (count($user) == 0) {
1263                         notice('User not found'.EOL);
1264                         goaway('admin/users');
1265                         return ''; // NOTREACHED
1266                 }
1267                 switch($a->argv[2]) {
1268                         case "delete":
1269                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1270                                 // delete user
1271                                 require_once("include/Contact.php");
1272                                 user_remove($uid);
1273
1274                                 notice(sprintf(t("User '%s' deleted"), $user[0]['username']).EOL);
1275                                 break;
1276                         case "block":
1277                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1278                                 q("UPDATE `user` SET `blocked` = %d WHERE `uid` = %s",
1279                                         intval(1-$user[0]['blocked']),
1280                                         intval($uid)
1281                                 );
1282                                 notice(sprintf(($user[0]['blocked']?t("User '%s' unblocked"):t("User '%s' blocked")) , $user[0]['username']).EOL);
1283                                 break;
1284                 }
1285                 goaway('admin/users');
1286                 return ''; // NOTREACHED
1287
1288         }
1289
1290         /* get pending */
1291         $pending = q("SELECT `register`.*, `contact`.`name`, `user`.`email`
1292                                  FROM `register`
1293                                  LEFT JOIN `contact` ON `register`.`uid` = `contact`.`uid`
1294                                  LEFT JOIN `user` ON `register`.`uid` = `user`.`uid`;");
1295
1296
1297         /* get users */
1298         $total = qu("SELECT COUNT(*) AS `total` FROM `user` WHERE 1");
1299         if (count($total)) {
1300                 $a->set_pager_total($total[0]['total']);
1301                 $a->set_pager_itemspage(100);
1302         }
1303
1304         /* ordering */
1305         $valid_orders = array(
1306                 'contact.name',
1307                 'user.email',
1308                 'user.register_date',
1309                 'user.login_date',
1310                 'lastitem_date',
1311                 'user.page-flags'
1312         );
1313
1314         $order = "contact.name";
1315         $order_direction = "+";
1316         if (x($_GET,'o')) {
1317                 $new_order = $_GET['o'];
1318                 if ($new_order[0] === "-") {
1319                         $order_direction = "-";
1320                         $new_order = substr($new_order,1);
1321                 }
1322
1323                 if (in_array($new_order, $valid_orders)) {
1324                         $order = $new_order;
1325                 }
1326                 if (x($_GET,'d')) {
1327                         $new_direction = $_GET['d'];
1328                 }
1329         }
1330         $sql_order = "`".str_replace('.','`.`',$order)."`";
1331         $sql_order_direction = ($order_direction === "+")?"ASC":"DESC";
1332
1333         $users = qu("SELECT `user`.*, `contact`.`name`, `contact`.`url`, `contact`.`micro`, `user`.`account_expired`, `contact`.`last-item` AS `lastitem_date`
1334                                 FROM `user`
1335                                 INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
1336                                 WHERE `user`.`verified`
1337                                 ORDER BY $sql_order $sql_order_direction LIMIT %d, %d",
1338                                 intval($a->pager['start']),
1339                                 intval($a->pager['itemspage'])
1340                                 );
1341
1342         //echo "<pre>$users"; killme();
1343
1344         $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
1345         $_setup_users = function ($e) use ($adminlist) {
1346                 $accounts = array(
1347                         t('Normal Account'),
1348                         t('Soapbox Account'),
1349                         t('Community/Celebrity Account'),
1350                                                 t('Automatic Friend Account')
1351                 );
1352                 $e['page-flags'] = $accounts[$e['page-flags']];
1353                 $e['register_date'] = relative_date($e['register_date']);
1354                 $e['login_date'] = relative_date($e['login_date']);
1355                 $e['lastitem_date'] = relative_date($e['lastitem_date']);
1356                 //$e['is_admin'] = ($e['email'] === $a->config['admin_email']);
1357                 $e['is_admin'] = in_array($e['email'], $adminlist);
1358                 $e['is_deletable'] = (intval($e['uid']) != local_user());
1359                 $e['deleted'] = ($e['account_removed']?relative_date($e['account_expires_on']):False);
1360                 return $e;
1361         };
1362         $users = array_map($_setup_users, $users);
1363
1364
1365         // Get rid of dashes in key names, Smarty3 can't handle them
1366         // and extracting deleted users
1367
1368         $tmp_users = array();
1369         $deleted = array();
1370
1371         while (count($users)) {
1372                 $new_user = array();
1373                 foreach (array_pop($users) as $k => $v) {
1374                         $k = str_replace('-','_',$k);
1375                         $new_user[$k] = $v;
1376                 }
1377                 if ($new_user['deleted']) {
1378                         array_push($deleted, $new_user);
1379                 } else {
1380                         array_push($tmp_users, $new_user);
1381                 }
1382         }
1383         //Reversing the two array, and moving $tmp_users to $users
1384         array_reverse($deleted);
1385         while (count($tmp_users)) {
1386                 array_push($users, array_pop($tmp_users));
1387         }
1388
1389         $th_users = array_map(null,
1390                 array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'),  t('Account')),
1391                 $valid_orders
1392         );
1393
1394         $t = get_markup_template("admin_users.tpl");
1395         $o = replace_macros($t, array(
1396                 // strings //
1397                 '$title' => t('Administration'),
1398                 '$page' => t('Users'),
1399                 '$submit' => t('Add User'),
1400                 '$select_all' => t('select all'),
1401                 '$h_pending' => t('User registrations waiting for confirm'),
1402                 '$h_deleted' => t('User waiting for permanent deletion'),
1403                 '$th_pending' => array(t('Request date'), t('Name'), t('Email')),
1404                 '$no_pending' =>  t('No registrations.'),
1405                 '$pendingnotetext' => t('Note from the user'),
1406                 '$approve' => t('Approve'),
1407                 '$deny' => t('Deny'),
1408                 '$delete' => t('Delete'),
1409                 '$block' => t('Block'),
1410                 '$unblock' => t('Unblock'),
1411                 '$siteadmin' => t('Site admin'),
1412                 '$accountexpired' => t('Account expired'),
1413
1414                 '$h_users' => t('Users'),
1415                 '$h_newuser' => t('New User'),
1416                 '$th_deleted' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'), t('Deleted since')),
1417                 '$th_users' => $th_users,
1418                 '$order_users' => $order,
1419                 '$order_direction_users' => $order_direction,
1420
1421                 '$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?'),
1422                 '$confirm_delete' => t('The user {0} will be deleted!\n\nEverything this user has posted on this site will be permanently deleted!\n\nAre you sure?'),
1423
1424                 '$form_security_token' => get_form_security_token("admin_users"),
1425
1426                 // values //
1427                 '$baseurl' => App::get_baseurl(true),
1428
1429                 '$pending' => $pending,
1430                 'deleted' => $deleted,
1431                 '$users' => $users,
1432                 '$newusername' => array('new_user_name', t("Name"), '', t("Name of the new user.")),
1433                 '$newusernickname' => array('new_user_nickname', t("Nickname"), '', t("Nickname of the new user.")),
1434                 '$newuseremail' => array('new_user_email', t("Email"), '', t("Email address of the new user."), '', '', 'email'),
1435         ));
1436         $o .= paginate($a);
1437         return $o;
1438 }
1439
1440
1441 /**
1442  * @brief Plugins admin page
1443  *
1444  * This function generates the admin panel page for managing plugins on the
1445  * friendica node. If a plugin name is given a single page showing the details
1446  * for this addon is generated. If no name is given, a list of available
1447  * plugins is shown.
1448  *
1449  * The template used for displaying the list of plugins and the details of the
1450  * plugin are the same as used for the templates.
1451  *
1452  * The returned string returned hulds the HTML code of the page.
1453  *
1454  * @param App $a
1455  * @return string
1456  */
1457 function admin_page_plugins(App $a) {
1458
1459         /*
1460          * Single plugin
1461          */
1462         if ($a->argc == 3) {
1463                 $plugin = $a->argv[2];
1464                 if (!is_file("addon/$plugin/$plugin.php")) {
1465                         notice(t("Item not found."));
1466                         return '';
1467                 }
1468
1469                 if (x($_GET,"a") && $_GET['a']=="t") {
1470                         check_form_security_token_redirectOnErr('/admin/plugins', 'admin_themes', 't');
1471
1472                         // Toggle plugin status
1473                         $idx = array_search($plugin, $a->plugins);
1474                         if ($idx !== false) {
1475                                 unset($a->plugins[$idx]);
1476                                 uninstall_plugin($plugin);
1477                                 info(sprintf(t("Plugin %s disabled."), $plugin));
1478                         } else {
1479                                 $a->plugins[] = $plugin;
1480                                 install_plugin($plugin);
1481                                 info(sprintf(t("Plugin %s enabled."), $plugin));
1482                         }
1483                         set_config("system","addon", implode(", ",$a->plugins));
1484                         goaway('admin/plugins');
1485                         return ''; // NOTREACHED
1486                 }
1487
1488                 // display plugin details
1489                 require_once('library/markdown.php');
1490
1491                 if (in_array($plugin, $a->plugins)) {
1492                         $status="on"; $action= t("Disable");
1493                 } else {
1494                         $status="off"; $action= t("Enable");
1495                 }
1496
1497                 $readme=Null;
1498                 if (is_file("addon/$plugin/README.md")) {
1499                         $readme = file_get_contents("addon/$plugin/README.md");
1500                         $readme = Markdown($readme);
1501                 } elseif (is_file("addon/$plugin/README")) {
1502                         $readme = "<pre>". file_get_contents("addon/$plugin/README") ."</pre>";
1503                 }
1504
1505                 $admin_form="";
1506                 if (is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)) {
1507                         @require_once("addon/$plugin/$plugin.php");
1508                         $func = $plugin.'_plugin_admin';
1509                         $func($a, $admin_form);
1510                 }
1511
1512                 $t = get_markup_template("admin_plugins_details.tpl");
1513
1514                 return replace_macros($t, array(
1515                         '$title' => t('Administration'),
1516                         '$page' => t('Plugins'),
1517                         '$toggle' => t('Toggle'),
1518                         '$settings' => t('Settings'),
1519                         '$baseurl' => App::get_baseurl(true),
1520
1521                         '$plugin' => $plugin,
1522                         '$status' => $status,
1523                         '$action' => $action,
1524                         '$info' => get_plugin_info($plugin),
1525                         '$str_author' => t('Author: '),
1526                         '$str_maintainer' => t('Maintainer: '),
1527
1528                         '$admin_form' => $admin_form,
1529                         '$function' => 'plugins',
1530                         '$screenshot' => '',
1531                         '$readme' => $readme,
1532
1533                         '$form_security_token' => get_form_security_token("admin_themes"),
1534                 ));
1535         }
1536
1537
1538
1539         /*
1540          * List plugins
1541          */
1542
1543         if (x($_GET,"a") && $_GET['a']=="r") {
1544                 check_form_security_token_redirectOnErr(App::get_baseurl().'/admin/plugins', 'admin_themes', 't');
1545                 reload_plugins();
1546                 info("Plugins reloaded");
1547                 goaway(App::get_baseurl().'/admin/plugins');
1548         }
1549
1550         $plugins = array();
1551         $files = glob("addon/*/");
1552         if ($files) {
1553                 foreach ($files as $file) {
1554                         if (is_dir($file)) {
1555                                 list($tmp, $id)=array_map("trim", explode("/",$file));
1556                                 $info = get_plugin_info($id);
1557                                 $show_plugin = true;
1558
1559                                 // If the addon is unsupported, then only show it, when it is enabled
1560                                 if ((strtolower($info["status"]) == "unsupported") AND !in_array($id,  $a->plugins)) {
1561                                         $show_plugin = false;
1562                                 }
1563
1564                                 // Override the above szenario, when the admin really wants to see outdated stuff
1565                                 if (get_config("system", "show_unsupported_addons")) {
1566                                         $show_plugin = true;
1567                                 }
1568
1569                                 if ($show_plugin) {
1570                                         $plugins[] = array($id, (in_array($id,  $a->plugins)?"on":"off") , $info);
1571                                 }
1572                         }
1573                 }
1574         }
1575
1576         $t = get_markup_template("admin_plugins.tpl");
1577         return replace_macros($t, array(
1578                 '$title' => t('Administration'),
1579                 '$page' => t('Plugins'),
1580                 '$submit' => t('Save Settings'),
1581                 '$reload' => t('Reload active plugins'),
1582                 '$baseurl' => App::get_baseurl(true),
1583                 '$function' => 'plugins',
1584                 '$plugins' => $plugins,
1585                 '$pcount' => count($plugins),
1586                 '$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'),
1587                 '$form_security_token' => get_form_security_token("admin_themes"),
1588         ));
1589 }
1590
1591 /**
1592  * @param array $themes
1593  * @param string $th
1594  * @param int $result
1595  */
1596 function toggle_theme(&$themes,$th,&$result) {
1597         for($x = 0; $x < count($themes); $x ++) {
1598                 if ($themes[$x]['name'] === $th) {
1599                         if ($themes[$x]['allowed']) {
1600                                 $themes[$x]['allowed'] = 0;
1601                                 $result = 0;
1602                         }
1603                         else {
1604                                 $themes[$x]['allowed'] = 1;
1605                                 $result = 1;
1606                         }
1607                 }
1608         }
1609 }
1610
1611 /**
1612  * @param array $themes
1613  * @param string $th
1614  * @return int
1615  */
1616 function theme_status($themes,$th) {
1617         for($x = 0; $x < count($themes); $x ++) {
1618                 if ($themes[$x]['name'] === $th) {
1619                         if ($themes[$x]['allowed']) {
1620                                 return 1;
1621                         }
1622                         else {
1623                                 return 0;
1624                         }
1625                 }
1626         }
1627         return 0;
1628 }
1629
1630
1631 /**
1632  * @param array $themes
1633  * @return string
1634  */
1635 function rebuild_theme_table($themes) {
1636         $o = '';
1637         if (count($themes)) {
1638                 foreach ($themes as $th) {
1639                         if ($th['allowed']) {
1640                                 if (strlen($o)) {
1641                                         $o .= ',';
1642                                 }
1643                                 $o .= $th['name'];
1644                         }
1645                 }
1646         }
1647         return $o;
1648 }
1649
1650
1651 /**
1652  * @brief Themes admin page
1653  *
1654  * This function generates the admin panel page to control the themes available
1655  * on the friendica node. If the name of a theme is given as parameter a page
1656  * with the details for the theme is shown. Otherwise a list of available
1657  * themes is generated.
1658  *
1659  * The template used for displaying the list of themes and the details of the
1660  * themes are the same as used for the plugins.
1661  *
1662  * The returned string contains the HTML code of the admin panel page.
1663  *
1664  * @param App $a
1665  * @return string
1666  */
1667 function admin_page_themes(App $a) {
1668
1669         $allowed_themes_str = get_config('system','allowed_themes');
1670         $allowed_themes_raw = explode(',',$allowed_themes_str);
1671         $allowed_themes = array();
1672         if (count($allowed_themes_raw)) {
1673                 foreach ($allowed_themes_raw as $x) {
1674                         if (strlen(trim($x))) {
1675                                 $allowed_themes[] = trim($x);
1676                         }
1677                 }
1678         }
1679
1680         $themes = array();
1681         $files = glob('view/theme/*');
1682         if ($files) {
1683                 foreach ($files as $file) {
1684                         $f = basename($file);
1685
1686                         // Is there a style file?
1687                         $theme_files = glob('view/theme/'.$f.'/style.*');
1688
1689                         // If not then quit
1690                         if (count($theme_files) == 0) {
1691                                 continue;
1692                         }
1693
1694                         $is_experimental = intval(file_exists($file.'/experimental'));
1695                         $is_supported = 1-(intval(file_exists($file.'/unsupported')));
1696                         $is_allowed = intval(in_array($f,$allowed_themes));
1697
1698                         if ($is_allowed OR $is_supported OR get_config("system", "show_unsupported_themes")) {
1699                                 $themes[] = array('name' => $f, 'experimental' => $is_experimental, 'supported' => $is_supported, 'allowed' => $is_allowed);
1700                         }
1701                 }
1702         }
1703
1704         if (! count($themes)) {
1705                 notice(t('No themes found.'));
1706                 return '';
1707         }
1708
1709         /*
1710          * Single theme
1711          */
1712
1713         if ($a->argc == 3) {
1714                 $theme = $a->argv[2];
1715                 if (! is_dir("view/theme/$theme")) {
1716                         notice(t("Item not found."));
1717                         return '';
1718                 }
1719
1720                 if (x($_GET,"a") && $_GET['a']=="t") {
1721                         check_form_security_token_redirectOnErr('/admin/themes', 'admin_themes', 't');
1722
1723                         // Toggle theme status
1724
1725                         toggle_theme($themes,$theme,$result);
1726                         $s = rebuild_theme_table($themes);
1727                         if ($result) {
1728                                 install_theme($theme);
1729                                 info(sprintf('Theme %s enabled.',$theme));
1730                         } else {
1731                                 uninstall_theme($theme);
1732                                 info(sprintf('Theme %s disabled.',$theme));
1733                         }
1734
1735                         set_config('system','allowed_themes',$s);
1736                         goaway('admin/themes');
1737                         return ''; // NOTREACHED
1738                 }
1739
1740                 // display theme details
1741                 require_once('library/markdown.php');
1742
1743                 if (theme_status($themes,$theme)) {
1744                         $status="on"; $action= t("Disable");
1745                 } else {
1746                         $status="off"; $action= t("Enable");
1747                 }
1748
1749                 $readme = Null;
1750                 if (is_file("view/theme/$theme/README.md")) {
1751                         $readme = file_get_contents("view/theme/$theme/README.md");
1752                         $readme = Markdown($readme);
1753                 } elseif (is_file("view/theme/$theme/README")) {
1754                         $readme = "<pre>". file_get_contents("view/theme/$theme/README") ."</pre>";
1755                 }
1756
1757                 $admin_form = "";
1758                 if (is_file("view/theme/$theme/config.php")) {
1759                         function __get_theme_admin_form(App $a, $theme) {
1760                                 $orig_theme = $a->theme;
1761                                 $orig_page = $a->page;
1762                                 $orig_session_theme = $_SESSION['theme'];
1763                                 require_once("view/theme/$theme/theme.php");
1764                                 require_once("view/theme/$theme/config.php");
1765                                 $_SESSION['theme'] = $theme;
1766
1767
1768                                 $init = $theme."_init";
1769                                 if (function_exists($init)) {
1770                                         $init($a);
1771                                 }
1772                                 if (function_exists("theme_admin")) {
1773                                         $admin_form = theme_admin($a);
1774                                 }
1775
1776                                 $_SESSION['theme'] = $orig_session_theme;
1777                                 $a->theme = $orig_theme;
1778                                 $a->page = $orig_page;
1779                                 return $admin_form;
1780                         }
1781                         $admin_form = __get_theme_admin_form($a, $theme);
1782                 }
1783
1784                 $screenshot = array(get_theme_screenshot($theme), t('Screenshot'));
1785                 if (! stristr($screenshot[0],$theme)) {
1786                         $screenshot = null;
1787                 }
1788
1789                 $t = get_markup_template("admin_plugins_details.tpl");
1790                 return replace_macros($t, array(
1791                         '$title' => t('Administration'),
1792                         '$page' => t('Themes'),
1793                         '$toggle' => t('Toggle'),
1794                         '$settings' => t('Settings'),
1795                         '$baseurl' => App::get_baseurl(true),
1796                         '$plugin' => $theme,
1797                         '$status' => $status,
1798                         '$action' => $action,
1799                         '$info' => get_theme_info($theme),
1800                         '$function' => 'themes',
1801                         '$admin_form' => $admin_form,
1802                         '$str_author' => t('Author: '),
1803                         '$str_maintainer' => t('Maintainer: '),
1804                         '$screenshot' => $screenshot,
1805                         '$readme' => $readme,
1806
1807                         '$form_security_token' => get_form_security_token("admin_themes"),
1808                 ));
1809         }
1810
1811
1812         // reload active themes
1813         if (x($_GET,"a") && $_GET['a']=="r") {
1814                 check_form_security_token_redirectOnErr(App::get_baseurl().'/admin/themes', 'admin_themes', 't');
1815                 if ($themes) {
1816                         foreach ($themes as $th) {
1817                                 if ($th['allowed']) {
1818                                         uninstall_theme($th['name']);
1819                                         install_theme($th['name']);
1820                                 }
1821                         }
1822                 }
1823                 info("Themes reloaded");
1824                 goaway(App::get_baseurl().'/admin/themes');
1825         }
1826
1827         /*
1828          * List themes
1829          */
1830
1831         $xthemes = array();
1832         if ($themes) {
1833                 foreach ($themes as $th) {
1834                         $xthemes[] = array($th['name'],(($th['allowed']) ? "on" : "off"), get_theme_info($th['name']));
1835                 }
1836         }
1837
1838
1839         $t = get_markup_template("admin_plugins.tpl");
1840         return replace_macros($t, array(
1841                 '$title'               => t('Administration'),
1842                 '$page'                => t('Themes'),
1843                 '$submit'              => t('Save Settings'),
1844                 '$reload'              => t('Reload active themes'),
1845                 '$baseurl'             => App::get_baseurl(true),
1846                 '$function'            => 'themes',
1847                 '$plugins'             => $xthemes,
1848                 '$pcount'              => count($themes),
1849                 '$noplugshint'         => sprintf(t('No themes found on the system. They should be paced in %1$s'),'<code>/view/themes</code>'),
1850                 '$experimental'        => t('[Experimental]'),
1851                 '$unsupported'         => t('[Unsupported]'),
1852                 '$form_security_token' => get_form_security_token("admin_themes"),
1853         ));
1854 }
1855
1856
1857 /**
1858  * @brief Prosesses data send by Logs admin page
1859  *
1860  * @param App $a
1861  */
1862 function admin_page_logs_post(App $a) {
1863         if (x($_POST,"page_logs")) {
1864                 check_form_security_token_redirectOnErr('/admin/logs', 'admin_logs');
1865
1866                 $logfile   = ((x($_POST,'logfile'))   ? notags(trim($_POST['logfile']))  : '');
1867                 $debugging = ((x($_POST,'debugging')) ? true                             : false);
1868                 $loglevel  = ((x($_POST,'loglevel'))  ? intval(trim($_POST['loglevel'])) : 0);
1869
1870                 set_config('system','logfile', $logfile);
1871                 set_config('system','debugging',  $debugging);
1872                 set_config('system','loglevel', $loglevel);
1873         }
1874
1875         info(t("Log settings updated."));
1876         goaway('admin/logs');
1877         return; // NOTREACHED
1878 }
1879
1880 /**
1881  * @brief Generates admin panel subpage for configuration of the logs
1882  *
1883  * This function take the view/templates/admin_logs.tpl file and generates a
1884  * page where admin can configure the logging of friendica.
1885  *
1886  * Displaying the log is separated from the log config as the logfile can get
1887  * big depending on the settings and changing settings regarding the logs can
1888  * thus waste bandwidth.
1889  *
1890  * The string returned contains the content of the template file with replaced
1891  * macros.
1892  *
1893  * @param App $a
1894  * @return string
1895  */
1896 function admin_page_logs(App $a) {
1897
1898         $log_choices = array(
1899                 LOGGER_NORMAL   => 'Normal',
1900                 LOGGER_TRACE    => 'Trace',
1901                 LOGGER_DEBUG    => 'Debug',
1902                 LOGGER_DATA     => 'Data',
1903                 LOGGER_ALL      => 'All'
1904         );
1905
1906         if (ini_get('log_errors')) {
1907                 $phplogenabled = t('PHP log currently enabled.');
1908         } else {
1909                 $phplogenabled = t('PHP log currently disabled.');
1910         }
1911
1912         $t = get_markup_template("admin_logs.tpl");
1913
1914         return replace_macros($t, array(
1915                 '$title' => t('Administration'),
1916                 '$page' => t('Logs'),
1917                 '$submit' => t('Save Settings'),
1918                 '$clear' => t('Clear'),
1919                 '$baseurl' => App::get_baseurl(true),
1920                 '$logname' =>  get_config('system','logfile'),
1921
1922                 // name, label, value, help string, extra data...
1923                 '$debugging' => array('debugging', t("Enable Debugging"),get_config('system','debugging'), ""),
1924                 '$logfile' => array('logfile', t("Log file"), get_config('system','logfile'), t("Must be writable by web server. Relative to your Friendica top-level directory.")),
1925                 '$loglevel' => array('loglevel', t("Log level"), get_config('system','loglevel'), "", $log_choices),
1926
1927                 '$form_security_token' => get_form_security_token("admin_logs"),
1928                 '$phpheader' => t("PHP logging"),
1929                 '$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."),
1930                 '$phplogcode' => "error_reporting(E_ERROR | E_WARNING | E_PARSE);\nini_set('error_log','php.out');\nini_set('log_errors','1');\nini_set('display_errors', '1');",
1931                 '$phplogenabled' => $phplogenabled,
1932         ));
1933 }
1934
1935 /**
1936  * @brief Generates admin panel subpage to view the Friendica log
1937  *
1938  * This function loads the template view/templates/admin_viewlogs.tpl to
1939  * display the systemlog content. The filename for the systemlog of friendica
1940  * is relative to the base directory and taken from the config entry 'logfile'
1941  * in the 'system' category.
1942  *
1943  * Displaying the log is separated from the log config as the logfile can get
1944  * big depending on the settings and changing settings regarding the logs can
1945  * thus waste bandwidth.
1946  *
1947  * The string returned contains the content of the template file with replaced
1948  * macros.
1949  *
1950  * @param App $a
1951  * @return string
1952  */
1953 function admin_page_viewlogs(App $a) {
1954         $t = get_markup_template("admin_viewlogs.tpl");
1955         $f = get_config('system','logfile');
1956         $data = '';
1957
1958         if (!file_exists($f)) {
1959                 $data = t("Error trying to open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f exist and is readable.");
1960         } else {
1961                 $fp = fopen($f, 'r');
1962                 if (!$fp) {
1963                         $data = t("Couldn't open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f is readable.");
1964                 } else {
1965                         $fstat = fstat($fp);
1966                         $size = $fstat['size'];
1967                         if ($size != 0) {
1968                                 if ($size > 5000000 || $size < 0) {
1969                                         $size = 5000000;
1970                                 }
1971                                 $seek = fseek($fp,0-$size,SEEK_END);
1972                                 if ($seek === 0) {
1973                                         $data = escape_tags(fread($fp,$size));
1974                                         while (! feof($fp)) {
1975                                                 $data .= escape_tags(fread($fp,4096));
1976                                         }
1977                                 }
1978                         }
1979                         fclose($fp);
1980                 }
1981         }
1982         return replace_macros($t, array(
1983                 '$title' => t('Administration'),
1984                 '$page' => t('View Logs'),
1985                 '$data' => $data,
1986                 '$logname' =>  get_config('system','logfile')
1987         ));
1988 }
1989
1990 /**
1991  * @brief Prosesses data send by the features admin page
1992  *
1993  * @param App $a
1994  */
1995 function admin_page_features_post(App $a) {
1996
1997         check_form_security_token_redirectOnErr('/admin/features', 'admin_manage_features');
1998
1999         logger('postvars: '.print_r($_POST,true),LOGGER_DATA);
2000
2001         $arr = array();
2002         $features = get_features(false);
2003
2004         foreach ($features as $fname => $fdata) {
2005                 foreach (array_slice($fdata, 1) as $f) {
2006                         $feature = $f[0];
2007                         $feature_state = 'feature_' . $feature;
2008                         $featurelock = 'featurelock_' . $feature;
2009
2010                         if (x($_POST, $feature_state)) {
2011                                 $val = intval($_POST[$feature_state]);
2012                         } else {
2013                                 $val = 0;
2014                         }
2015                         set_config('feature',$feature,$val);
2016
2017                         if (x($_POST, $featurelock)) {
2018                                 set_config('feature_lock', $feature, $val);
2019                         } else {
2020                                 del_config('feature_lock', $feature);
2021                         }
2022                 }
2023         }
2024
2025         goaway('admin/features');
2026         return; // NOTREACHED
2027 }
2028
2029 /**
2030  * @brief Subpage for global additional feature management
2031  *
2032  * This functin generates the subpage 'Manage Additional Features'
2033  * for the admin panel. At this page the admin can set preferences
2034  * for the user settings of the 'additional features'. If needed this
2035  * preferences can be locked through the admin.
2036  *
2037  * The returned string contains the HTML code of the subpage 'Manage
2038  * Additional Features'
2039  *
2040  * @param App $a
2041  * @return string
2042  */
2043 function admin_page_features(App $a) {
2044
2045         if ((argc() > 1) && (argv(1) === 'features')) {
2046                 $arr = array();
2047                 $features = get_features(false);
2048
2049                 foreach ($features as $fname => $fdata) {
2050                         $arr[$fname] = array();
2051                         $arr[$fname][0] = $fdata[0];
2052                         foreach (array_slice($fdata,1) as $f) {
2053
2054                                 $set = get_config('feature',$f[0]);
2055                                 if ($set === false) {
2056                                         $set = $f[3];
2057                                 }
2058                                 $arr[$fname][1][] = array(
2059                                         array('feature_' .$f[0],$f[1],$set,$f[2],array(t('Off'), t('On'))),
2060                                         array('featurelock_' .$f[0],sprintf(t('Lock feature %s'),$f[1]),(($f[4] !== false) ? "1" : ''),'',array(t('Off'), t('On')))
2061                                 );
2062                         }
2063                 }
2064
2065                 $tpl = get_markup_template("admin_settings_features.tpl");
2066                 $o .= replace_macros($tpl, array(
2067                         '$form_security_token' => get_form_security_token("admin_manage_features"),
2068                         '$title' => t('Manage Additional Features'),
2069                         '$features' => $arr,
2070                         '$submit' => t('Save Settings'),
2071                 ));
2072
2073                 return $o;
2074         }
2075 }