mod/admin.php

   1 <?php
   2
   3  /**
   4  * @file mod/admin.php
   5  *
   6  * @brief Friendica admin
   7  */
   8
   9
  10 require_once("include/enotify.php");
  11 require_once("include/text.php");
  12
  13 /**
  14  * @brief Process send data from the admin panels subpages
  15  *
  16  * This function acts as relais for processing the data send from the subpages
  17  * of the admin panel. Depending on the 1st parameter of the url (argv[1])
  18  * specialized functions are called to process the data from the subpages.
  19  *
  20  * The function itself does not return anything, but the subsequencely function
  21  * return the HTML for the pages of the admin panel.
  22  *
  23  * @param App $a
  24  *
  25  */
  26 if(! function_exists('admin_post')) {
  27 function admin_post(&$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
  41         // urls
  42         if($a->argc > 1) {
  43                 switch ($a->argv[1]){
  44                         case 'site':
  45                                 admin_page_site_post($a);
  46                                 break;
  47                         case 'users':
  48                                 admin_page_users_post($a);
  49                                 break;
  50                         case 'plugins':
  51                                 if($a->argc > 2 &&
  52                                         is_file("addon/".$a->argv[2]."/".$a->argv[2].".php")) {
  53                                                 @include_once("addon/".$a->argv[2]."/".$a->argv[2].".php");
  54                                                 if(function_exists($a->argv[2].'_plugin_admin_post')) {
  55                                                         $func = $a->argv[2].'_plugin_admin_post';
  56                                                         $func($a);
  57                                                 }
  58                                 }
  59                                 goaway($a->get_baseurl(true) . '/admin/plugins/' . $a->argv[2] );
  60                                 return; // NOTREACHED
  61                                 break;
  62                         case 'themes':
  63                                 if($a->argc < 2) {
  64                                         if(is_ajax()) return;
  65                                         goaway($a->get_baseurl(true) . '/admin/' );
  66                                         return;
  67                                 }
  68
  69                                 $theme = $a->argv[2];
  70                                 if(is_file("view/theme/$theme/config.php")){
  71                                         function __call_theme_admin_post(&$a, $theme) {
  72                                                 $orig_theme = $a->theme;
  73                                                 $orig_page = $a->page;
  74                                                 $orig_session_theme = $_SESSION['theme'];
  75                                                 require_once("view/theme/$theme/theme.php");
  76                                                 require_once("view/theme/$theme/config.php");
  77                                                 $_SESSION['theme'] = $theme;
  78
  79
  80                                                 $init = $theme."_init";
  81                                                 if(function_exists($init)) $init($a);
  82                                                 if(function_exists("theme_admin_post")) {
  83                                                         $admin_form = theme_admin_post($a);
  84                                                 }
  85
  86                                                 $_SESSION['theme'] = $orig_session_theme;
  87                                                 $a->theme = $orig_theme;
  88                                                 $a->page = $orig_page;
  89                                                 return $admin_form;
  90                                         }
  91                                         __call_theme_admin_post($a, $theme);
  92                                 }
  93                                 info(t('Theme settings updated.'));
  94                                 if(is_ajax()) return;
  95
  96                                 goaway($a->get_baseurl(true) . '/admin/themes/' . $theme );
  97                                 return;
  98                                 break;
  99                         case 'features':
 100                                 admin_page_features_post($a);
 101                                 break;
 102                         case 'logs':
 103                                 admin_page_logs_post($a);
 104                                 break;
 105                         case 'dbsync':
 106                                 admin_page_dbsync_post($a);
 107                                 break;
 108                 }
 109         }
 110
 111         goaway($a->get_baseurl(true) . '/admin' );
 112         return; // NOTREACHED
 113 }
 114 }
 115
 116 /**
 117  * @brief Generates content of the admin panel pages
 118  *
 119  * This function generates the content for the admin panel. It consists of the
 120  * aside menu (same for the entire admin panel) and the code for the soecified
 121  * subpage of the panel.
 122  *
 123  * The structure of the adress is: /admin/subpage/details though "details" is
 124  * only necessary for some subpages, like themes or addons where it is the name
 125  * of one theme resp. addon from which the details should be shown. Content for
 126  * the subpages is generated in separate functions for each of the subpages.
 127  *
 128  * The returned string hold the generated HTML code of the page.
 129  *
 130  * @param App $a
 131  * @return string
 132  */
 133 if(! function_exists('admin_content')) {
 134 function admin_content(&$a) {
 135
 136         if(!is_site_admin()) {
 137                 return login(false);
 138         }
 139
 140         if(x($_SESSION,'submanage') && intval($_SESSION['submanage']))
 141                 return "";
 142
 143         // APC deactivated, since there are problems with PHP 5.5
 144         //if (function_exists("apc_delete")) {
 145         //      $toDelete = new APCIterator('user', APC_ITER_VALUE);
 146         //      apc_delete($toDelete);
 147         //}
 148
 149         // Header stuff
 150         $a->page['htmlhead'] .= replace_macros(get_markup_template('admin_settings_head.tpl'), array());
 151
 152         /*
 153          * Side bar links
 154          */
 155         $aside_tools = array();
 156         // array( url, name, extra css classes )
 157         // not part of $aside to make the template more adjustable
 158         $aside_sub = array(
 159                 'site'   =>     array($a->get_baseurl(true)."/admin/site/", t("Site") , "site"),
 160                 'users'  =>     array($a->get_baseurl(true)."/admin/users/", t("Users") , "users"),
 161                 'plugins'=>     array($a->get_baseurl(true)."/admin/plugins/", t("Plugins") , "plugins"),
 162                 'themes' =>     array($a->get_baseurl(true)."/admin/themes/", t("Themes") , "themes"),
 163                 'features' =>   array($a->get_baseurl(true)."/admin/features/", t("Additional features") , "features"),
 164                 'dbsync' =>     array($a->get_baseurl(true)."/admin/dbsync/", t('DB updates'), "dbsync"),
 165                 'queue'  =>     array($a->get_baseurl(true)."/admin/queue/", t('Inspect Queue'), "queue"),
 166                 'federation' => array($a->get_baseurl(true)."/admin/federation/", t('Federation Statistics'), "federation"),
 167         );
 168
 169         /* get plugins admin page */
 170
 171         $r = q("SELECT `name` FROM `addon` WHERE `plugin_admin`=1 ORDER BY `name`");
 172         $aside_tools['plugins_admin']=array();
 173         foreach ($r as $h){
 174                 $plugin =$h['name'];
 175                 $aside_tools['plugins_admin'][] = array($a->get_baseurl(true)."/admin/plugins/".$plugin, $plugin, "plugin");
 176                 // temp plugins with admin
 177                 $a->plugins_admin[] = $plugin;
 178         }
 179
 180         $aside_tools['logs'] = array($a->get_baseurl(true)."/admin/logs/", t("Logs"), "logs");
 181         $aside_tools['viewlogs'] = array($a->get_baseurl(true)."/admin/viewlogs/", t("View Logs"), 'viewlogs');
 182         $aside_tools['diagnostics_probe'] = array($a->get_baseurl(true).'/probe/', t('probe address'), 'probe');
 183         $aside_tools['diagnostics_webfinger'] = array($a->get_baseurl(true).'/webfinger/', t('check webfinger'), 'webfinger');
 184
 185         $t = get_markup_template("admin_aside.tpl");
 186         $a->page['aside'] .= replace_macros( $t, array(
 187                 '$admin' => $aside_tools,
 188                 '$subpages' => $aside_sub,
 189                 '$admtxt' => t('Admin'),
 190                 '$plugadmtxt' => t('Plugin Features'),
 191                 '$logtxt' => t('Logs'),
 192                 '$diagnosticstxt' => t('diagnostics'),
 193                 '$h_pending' => t('User registrations waiting for confirmation'),
 194                 '$admurl'=> $a->get_baseurl(true)."/admin/"
 195         ));
 196
 197
 198
 199         /*
 200          * Page content
 201          */
 202         $o = '';
 203         // urls
 204         if($a->argc > 1) {
 205                 switch ($a->argv[1]){
 206                         case 'site':
 207                                 $o = admin_page_site($a);
 208                                 break;
 209                         case 'users':
 210                                 $o = admin_page_users($a);
 211                                 break;
 212                         case 'plugins':
 213                                 $o = admin_page_plugins($a);
 214                                 break;
 215                         case 'themes':
 216                                 $o = admin_page_themes($a);
 217                                 break;
 218                         case 'features':
 219                                 $o = admin_page_features($a);
 220                                 break;
 221                         case 'logs':
 222                                 $o = admin_page_logs($a);
 223                                 break;
 224                         case 'viewlogs':
 225                                 $o = admin_page_viewlogs($a);
 226                                 break;
 227                         case 'dbsync':
 228                                 $o = admin_page_dbsync($a);
 229                                 break;
 230                         case 'queue':
 231                                 $o = admin_page_queue($a);
 232                                 break;
 233                         case 'federation':
 234                                 $o = admin_page_federation($a);
 235                                 break;
 236                         default:
 237                                 notice( t("Item not found.") );
 238                 }
 239         } else {
 240                 $o = admin_page_summary($a);
 241         }
 242
 243         if(is_ajax()) {
 244                 echo $o;
 245                 killme();
 246                 return '';
 247         } else {
 248                 return $o;
 249         }
 250 }
 251 }
 252
 253 /**
 254  * @brief Subpage with some stats about "the federation" network
 255  *
 256  * This function generates the "Federation Statistics" subpage for the admin
 257  * panel. The page lists some numbers to the part of "The Federation" known to
 258  * the node. This data includes the different connected networks (e.g.
 259  * Diaspora, Hubzilla, GNU Social) and the used versions in the different
 260  * networks.
 261  *
 262  * The returned string contains the HTML code of the subpage for display.
 263  *
 264  * @param App $a
 265  * @return string
 266  */
 267 if(! function_exists('admin_page_federation')) {
 268 function admin_page_federation(&$a) {
 269         // get counts on active friendica, diaspora, redmatrix, hubzilla, gnu
 270         // social and statusnet nodes this node is knowing
 271         //
 272         // We are looking for the following platforms in the DB, "Red" should find
 273         // all variants of that platform ID string as the q() function is stripping
 274         // off one % two of them are needed in the query
 275         // Add more platforms if you like, when one returns 0 known nodes it is not
 276         // displayed on the stats page.
 277         $platforms = array('Friendica', 'Diaspora', '%%red%%', 'Hubzilla', 'GNU Social', 'StatusNet');
 278         $counts = array();
 279         $total = 0;
 280
 281         foreach ($platforms as $p) {
 282                 // get a total count for the platform, the name and version of the
 283                 // highest version and the protocol tpe
 284                 $c = q('SELECT count(*) AS total, platform, network, version FROM gserver
 285                         WHERE platform LIKE "%s" AND last_contact > last_failure
 286                         ORDER BY version ASC;', $p);
 287                 $total = $total + $c[0]['total'];
 288
 289                 // what versions for that platform do we know at all?
 290                 // again only the active nodes
 291                 $v = q('SELECT count(*) AS total, version FROM gserver
 292                         WHERE last_contact > last_failure AND platform LIKE "%s"
 293                         GROUP BY version
 294                         ORDER BY version;', $p);
 295
 296                 //
 297                 // clean up version numbers
 298                 //
 299                 // in the DB the Diaspora versions have the format x.x.x.x-xx the last
 300                 // part (-xx) should be removed to clean up the versions from the "head
 301                 // commit" information and combined into a single entry for x.x.x.x
 302                 if($p=='Diaspora') {
 303                         $newV = array();
 304                         $newVv = array();
 305                         foreach($v as $vv) {
 306                                 $newVC = $vv['total'];
 307                                 $newVV = $vv['version'];
 308                                 $posDash = strpos($newVV, '-');
 309                                 if($posDash)
 310                                         $newVV = substr($newVV, 0, $posDash);
 311                                 if(isset($newV[$newVV]))
 312                                         $newV[$newVV] += $newVC;
 313                                 else
 314                                         $newV[$newVV] = $newVC;
 315                         }
 316                         foreach ($newV as $key => $value) {
 317                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 318                         }
 319                         $v = $newVv;
 320                 }
 321
 322                 // early friendica versions have the format x.x.xxxx where xxxx is the
 323                 // DB version stamp; those should be operated out and versions be
 324                 // conbined
 325                 if($p=='Friendica') {
 326                         $newV = array();
 327                         $newVv = array();
 328                         foreach ($v as $vv) {
 329                                 $newVC = $vv['total'];
 330                                 $newVV = $vv['version'];
 331                                 $lastDot = strrpos($newVV,'.');
 332                                 $len = strlen($newVV)-1;
 333                                 if(($lastDot == $len-4) && (!strrpos($newVV,'-rc')==$len-3))
 334                                         $newVV = substr($newVV, 0, $lastDot);
 335                                 if(isset($newV[$newVV]))
 336                                         $newV[$newVV] += $newVC;
 337                                 else
 338                                         $newV[$newVV] = $newVC;
 339                         }
 340                         foreach ($newV as $key => $value) {
 341                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 342                         }
 343                         $v = $newVv;
 344                 }
 345
 346                 // the 3rd array item is needed for the JavaScript graphs as JS does
 347                 // not like some characters in the names of variables...
 348                 $counts[$p]=array($c[0], $v, str_replace(array(' ','%'),'',$p));
 349         }
 350
 351         // some helpful text
 352         $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.');
 353         $hint = t('The <em>Auto Discovered Contact Directory</em> feature is not enabled, it will improve the data displayed here.');
 354
 355         // load the template, replace the macros and return the page content
 356         $t = get_markup_template("admin_federation.tpl");
 357         return replace_macros($t, array(
 358                 '$title' => t('Administration'),
 359                 '$page' => t('Federation Statistics'),
 360                 '$intro' => $intro,
 361                 '$hint' => $hint,
 362                 '$autoactive' => get_config('system', 'poco_completion'),
 363                 '$counts' => $counts,
 364                 '$version' => FRIENDICA_VERSION,
 365                 '$legendtext' => sprintf(t('Currently this node is aware of %d nodes from the following platforms:'), $total),
 366                 '$baseurl' => $a->get_baseurl(),
 367         ));
 368 }
 369 }
 370
 371 /**
 372  * @brief Admin Inspect Queue Page
 373  *
 374  * Generates a page for the admin to have a look into the current queue of
 375  * postings that are not deliverabke. Shown are the name and url of the
 376  * recipient, the delivery network and the dates when the posting was generated
 377  * and the last time tried to deliver the posting.
 378  *
 379  * The returned string holds the content of the page.
 380  *
 381  * @param App $a
 382  * @return string
 383  */
 384 if(! function_exists('admin_page_queue')) {
 385 function admin_page_queue(&$a) {
 386         // get content from the queue table
 387         $r = q("SELECT c.name,c.nurl,q.id,q.network,q.created,q.last from queue as q, contact as c where c.id=q.cid order by q.cid, q.created;");
 388
 389         $t = get_markup_template("admin_queue.tpl");
 390         return replace_macros($t, array(
 391                 '$title' => t('Administration'),
 392                 '$page' => t('Inspect Queue'),
 393                 '$count' => sizeof($r),
 394                 'id_header' => t('ID'),
 395                 '$to_header' => t('Recipient Name'),
 396                 '$url_header' => t('Recipient Profile'),
 397                 '$network_header' => t('Network'),
 398                 '$created_header' => t('Created'),
 399                 '$last_header' => t('Last Tried'),
 400                 '$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.'),
 401                 '$entries' => $r,
 402         ));
 403 }
 404 }
 405
 406 /**
 407  * @brief Admin Summary Page
 408  *
 409  * The summary page is the "start page" of the admin panel. It gives the admin
 410  * a first overview of the open adminastrative tasks.
 411  *
 412  * The returned string contains the HTML content of the generated page.
 413  *
 414  * @param App $a
 415  * @return string
 416  */
 417 if(! function_exists('admin_page_summary')) {
 418 function admin_page_summary(&$a) {
 419         $r = q("SELECT `page-flags`, COUNT(uid) as `count` FROM `user` GROUP BY `page-flags`");
 420         $accounts = array(
 421                 array( t('Normal Account'), 0),
 422                 array( t('Soapbox Account'), 0),
 423                 array( t('Community/Celebrity Account'), 0),
 424                 array( t('Automatic Friend Account'), 0),
 425                 array( t('Blog Account'), 0),
 426                 array( t('Private Forum'), 0)
 427         );
 428
 429         $users=0;
 430         foreach ($r as $u){ $accounts[$u['page-flags']][1] = $u['count']; $users+= $u['count']; }
 431
 432         logger('accounts: ' . print_r($accounts,true),LOGGER_DATA);
 433
 434         $r = q("SELECT COUNT(id) as `count` FROM `register`");
 435         $pending = $r[0]['count'];
 436
 437         $r = q("select count(*) as total from deliverq where 1");
 438         $deliverq = (($r) ? $r[0]['total'] : 0);
 439
 440         $r = q("select count(*) as total from queue where 1");
 441         $queue = (($r) ? $r[0]['total'] : 0);
 442
 443         // We can do better, but this is a quick queue status
 444
 445         $queues = array( 'label' => t('Message queues'), 'deliverq' => $deliverq, 'queue' => $queue );
 446
 447
 448         $t = get_markup_template("admin_summary.tpl");
 449         return replace_macros($t, array(
 450                 '$title' => t('Administration'),
 451                 '$page' => t('Summary'),
 452                 '$queues' => $queues,
 453                 '$users' => array( t('Registered users'), $users),
 454                 '$accounts' => $accounts,
 455                 '$pending' => array( t('Pending registrations'), $pending),
 456                 '$version' => array( t('Version'), FRIENDICA_VERSION),
 457                 '$baseurl' => $a->get_baseurl(),
 458                 '$platform' => FRIENDICA_PLATFORM,
 459                 '$codename' => FRIENDICA_CODENAME,
 460                 '$build' =>  get_config('system','build'),
 461                 '$plugins' => array( t('Active plugins'), $a->plugins )
 462         ));
 463 }
 464 }
 465
 466 /**
 467  * @brief Process send data from Admin Site Page
 468  *
 469  * @param App $a
 470  */
 471 if(! function_exists('admin_page_site_post')) {
 472 function admin_page_site_post(&$a) {
 473         if(!x($_POST,"page_site")) {
 474                 return;
 475         }
 476
 477         check_form_security_token_redirectOnErr('/admin/site', 'admin_site');
 478
 479         // relocate
 480         if(x($_POST,'relocate') && x($_POST,'relocate_url') && $_POST['relocate_url']!="") {
 481                 $new_url = $_POST['relocate_url'];
 482                 $new_url = rtrim($new_url,"/");
 483
 484                 $parsed = @parse_url($new_url);
 485                 if(!$parsed || (!x($parsed,'host') || !x($parsed,'scheme'))) {
 486                         notice(t("Can not parse base url. Must have at least <scheme>://<domain>"));
 487                         goaway($a->get_baseurl(true) . '/admin/site' );
 488                 }
 489
 490                 /* steps:
 491                  * replace all "baseurl" to "new_url" in config, profile, term, items and contacts
 492                  * send relocate for every local user
 493                  * */
 494
 495                 $old_url = $a->get_baseurl(true);
 496
 497                 function update_table($table_name, $fields, $old_url, $new_url) {
 498                         global $db, $a;
 499
 500                         $dbold = dbesc($old_url);
 501                         $dbnew = dbesc($new_url);
 502
 503                         $upd = array();
 504                         foreach ($fields as $f) {
 505                                 $upd[] = "`$f` = REPLACE(`$f`, '$dbold', '$dbnew')";
 506                         }
 507
 508                         $upds = implode(", ", $upd);
 509
 510
 511
 512                         $q = sprintf("UPDATE %s SET %s;", $table_name, $upds);
 513                         $r = q($q);
 514                         if(!$r) {
 515                                 notice( "Failed updating '$table_name': " . $db->error );
 516                                 goaway($a->get_baseurl(true) . '/admin/site' );
 517                         }
 518                 }
 519
 520                 // update tables
 521                 update_table("profile", array('photo', 'thumb'), $old_url, $new_url);
 522                 update_table("term", array('url'), $old_url, $new_url);
 523                 update_table("contact", array('photo','thumb','micro','url','nurl','request','notify','poll','confirm','poco'), $old_url, $new_url);
 524                 update_table("gcontact", array('photo','url','nurl','server_url'), $old_url, $new_url);
 525                 update_table("item", array('owner-link','owner-avatar','author-name','author-link','author-avatar','body','plink','tag'), $old_url, $new_url);
 526
 527                 // update config
 528                 $a->set_baseurl($new_url);
 529                 set_config('system','url',$new_url);
 530
 531                 // send relocate
 532                 $users = q("SELECT uid FROM user WHERE account_removed = 0 AND account_expired = 0");
 533
 534                 foreach ($users as $user) {
 535                         proc_run('php', 'include/notifier.php', 'relocate', $user['uid']);
 536                 }
 537
 538                 info("Relocation started. Could take a while to complete.");
 539
 540                 goaway($a->get_baseurl(true) . '/admin/site' );
 541         }
 542         // end relocate
 543
 544         $sitename               =       ((x($_POST,'sitename'))                 ? notags(trim($_POST['sitename']))              : '');
 545         $hostname               =       ((x($_POST,'hostname'))                 ? notags(trim($_POST['hostname']))              : '');
 546         $sender_email           =       ((x($_POST,'sender_email'))             ? notags(trim($_POST['sender_email']))          : '');
 547         $banner                 =       ((x($_POST,'banner'))                   ? trim($_POST['banner'])                        : false);
 548         $shortcut_icon          =       ((x($_POST,'shortcut_icon'))            ? notags(trim($_POST['shortcut_icon']))         : '');
 549         $touch_icon             =       ((x($_POST,'touch_icon'))               ? notags(trim($_POST['touch_icon']))            : '');
 550         $info                   =       ((x($_POST,'info'))                     ? trim($_POST['info'])                          : false);
 551         $language               =       ((x($_POST,'language'))                 ? notags(trim($_POST['language']))              : '');
 552         $theme                  =       ((x($_POST,'theme'))                    ? notags(trim($_POST['theme']))                 : '');
 553         $theme_mobile           =       ((x($_POST,'theme_mobile'))             ? notags(trim($_POST['theme_mobile']))          : '');
 554         $maximagesize           =       ((x($_POST,'maximagesize'))             ? intval(trim($_POST['maximagesize']))          :  0);
 555         $maximagelength         =       ((x($_POST,'maximagelength'))           ? intval(trim($_POST['maximagelength']))        :  MAX_IMAGE_LENGTH);
 556         $jpegimagequality       =       ((x($_POST,'jpegimagequality'))         ? intval(trim($_POST['jpegimagequality']))      :  JPEG_QUALITY);
 557
 558
 559         $register_policy        =       ((x($_POST,'register_policy'))          ? intval(trim($_POST['register_policy']))       :  0);
 560         $daily_registrations    =       ((x($_POST,'max_daily_registrations'))  ? intval(trim($_POST['max_daily_registrations']))       :0);
 561         $abandon_days           =       ((x($_POST,'abandon_days'))             ? intval(trim($_POST['abandon_days']))          :  0);
 562
 563         $register_text          =       ((x($_POST,'register_text'))            ? notags(trim($_POST['register_text']))         : '');
 564
 565         $allowed_sites          =       ((x($_POST,'allowed_sites'))            ? notags(trim($_POST['allowed_sites']))         : '');
 566         $allowed_email          =       ((x($_POST,'allowed_email'))            ? notags(trim($_POST['allowed_email']))         : '');
 567         $block_public           =       ((x($_POST,'block_public'))             ? True                                          : False);
 568         $force_publish          =       ((x($_POST,'publish_all'))              ? True                                          : False);
 569         $global_directory       =       ((x($_POST,'directory'))                ? notags(trim($_POST['directory']))             : '');
 570         $thread_allow           =       ((x($_POST,'thread_allow'))             ? True                                          : False);
 571         $newuser_private                =       ((x($_POST,'newuser_private'))          ? True                                  : False);
 572         $enotify_no_content             =       ((x($_POST,'enotify_no_content'))       ? True                                  : False);
 573         $private_addons                 =       ((x($_POST,'private_addons'))           ? True                                  : False);
 574         $disable_embedded               =       ((x($_POST,'disable_embedded'))         ? True                                  : False);
 575         $allow_users_remote_self        =       ((x($_POST,'allow_users_remote_self'))  ? True                                  : False);
 576
 577         $no_multi_reg           =       ((x($_POST,'no_multi_reg'))             ? True                                          : False);
 578         $no_openid              =       !((x($_POST,'no_openid'))               ? True                                          : False);
 579         $no_regfullname         =       !((x($_POST,'no_regfullname'))          ? True                                          : False);
 580         $no_utf                 =       !((x($_POST,'no_utf'))                  ? True                                          : False);
 581         $community_page_style   =       ((x($_POST,'community_page_style'))     ? intval(trim($_POST['community_page_style']))  : 0);
 582         $max_author_posts_community_page        =       ((x($_POST,'max_author_posts_community_page'))  ? intval(trim($_POST['max_author_posts_community_page']))       : 0);
 583
 584         $verifyssl              =       ((x($_POST,'verifyssl'))                ? True                                          : False);
 585         $proxyuser              =       ((x($_POST,'proxyuser'))                ? notags(trim($_POST['proxyuser']))             : '');
 586         $proxy                  =       ((x($_POST,'proxy'))                    ? notags(trim($_POST['proxy']))                 : '');
 587         $timeout                =       ((x($_POST,'timeout'))                  ? intval(trim($_POST['timeout']))               : 60);
 588         $delivery_interval      =       ((x($_POST,'delivery_interval'))        ? intval(trim($_POST['delivery_interval']))     : 0);
 589         $poll_interval          =       ((x($_POST,'poll_interval'))            ? intval(trim($_POST['poll_interval']))         : 0);
 590         $maxloadavg             =       ((x($_POST,'maxloadavg'))               ? intval(trim($_POST['maxloadavg']))            : 50);
 591         $maxloadavg_frontend    =       ((x($_POST,'maxloadavg_frontend'))      ? intval(trim($_POST['maxloadavg_frontend']))   : 50);
 592         $optimize_max_tablesize =       ((x($_POST,'optimize_max_tablesize'))   ? intval(trim($_POST['optimize_max_tablesize'])): 100);
 593         $optimize_fragmentation =       ((x($_POST,'optimize_fragmentation'))   ? intval(trim($_POST['optimize_fragmentation'])): 30);
 594         $poco_completion        =       ((x($_POST,'poco_completion'))          ? intval(trim($_POST['poco_completion']))       : false);
 595         $poco_requery_days      =       ((x($_POST,'poco_requery_days'))        ? intval(trim($_POST['poco_requery_days']))     : 7);
 596         $poco_discovery         =       ((x($_POST,'poco_discovery'))           ? intval(trim($_POST['poco_discovery']))        : 0);
 597         $poco_discovery_since   =       ((x($_POST,'poco_discovery_since'))     ? intval(trim($_POST['poco_discovery_since']))  : 30);
 598         $poco_local_search      =       ((x($_POST,'poco_local_search'))        ? intval(trim($_POST['poco_local_search']))     : false);
 599         $nodeinfo               =       ((x($_POST,'nodeinfo'))                 ? intval(trim($_POST['nodeinfo']))              : false);
 600         $dfrn_only              =       ((x($_POST,'dfrn_only'))                ? True                                          : False);
 601         $ostatus_disabled       =       !((x($_POST,'ostatus_disabled'))        ? True                                          : False);
 602         $ostatus_poll_interval  =       ((x($_POST,'ostatus_poll_interval'))    ? intval(trim($_POST['ostatus_poll_interval'])) :  0);
 603         $diaspora_enabled       =       ((x($_POST,'diaspora_enabled'))         ? True                                          : False);
 604         $ssl_policy             =       ((x($_POST,'ssl_policy'))               ? intval($_POST['ssl_policy'])                  : 0);
 605         $force_ssl              =       ((x($_POST,'force_ssl'))                ? True                                          : False);
 606         $old_share              =       ((x($_POST,'old_share'))                ? True                                          : False);
 607         $hide_help              =       ((x($_POST,'hide_help'))                ? True                                          : False);
 608         $suppress_language      =       ((x($_POST,'suppress_language'))        ? True                                          : False);
 609         $suppress_tags          =       ((x($_POST,'suppress_tags'))            ? True                                          : False);
 610         $use_fulltext_engine    =       ((x($_POST,'use_fulltext_engine'))      ? True                                          : False);
 611         $itemcache              =       ((x($_POST,'itemcache'))                ? notags(trim($_POST['itemcache']))             : '');
 612         $itemcache_duration     =       ((x($_POST,'itemcache_duration'))       ? intval($_POST['itemcache_duration'])          : 0);
 613         $max_comments           =       ((x($_POST,'max_comments'))             ? intval($_POST['max_comments'])                : 0);
 614         $lockpath               =       ((x($_POST,'lockpath'))                 ? notags(trim($_POST['lockpath']))              : '');
 615         $temppath               =       ((x($_POST,'temppath'))                 ? notags(trim($_POST['temppath']))              : '');
 616         $basepath               =       ((x($_POST,'basepath'))                 ? notags(trim($_POST['basepath']))              : '');
 617         $singleuser             =       ((x($_POST,'singleuser'))               ? notags(trim($_POST['singleuser']))            : '');
 618         $proxy_disabled         =       ((x($_POST,'proxy_disabled'))           ? True                                          : False);
 619         $old_pager              =       ((x($_POST,'old_pager'))                ? True                                          : False);
 620         $only_tag_search        =       ((x($_POST,'only_tag_search'))          ? True                                          : False);
 621         $rino                   =       ((x($_POST,'rino'))                     ? intval($_POST['rino'])                        : 0);
 622         $embedly                =       ((x($_POST,'embedly'))                  ? notags(trim($_POST['embedly']))               : '');
 623
 624         if($a->get_path() != "")
 625                 $diaspora_enabled = false;
 626
 627         if(!$thread_allow)
 628                 $ostatus_disabled = true;
 629
 630         if($ssl_policy != intval(get_config('system','ssl_policy'))) {
 631                 if($ssl_policy == SSL_POLICY_FULL) {
 632                         q("update `contact` set
 633                                 `url`     = replace(`url`    , 'http:' , 'https:'),
 634                                 `photo`   = replace(`photo`  , 'http:' , 'https:'),
 635                                 `thumb`   = replace(`thumb`  , 'http:' , 'https:'),
 636                                 `micro`   = replace(`micro`  , 'http:' , 'https:'),
 637                                 `request` = replace(`request`, 'http:' , 'https:'),
 638                                 `notify`  = replace(`notify` , 'http:' , 'https:'),
 639                                 `poll`    = replace(`poll`   , 'http:' , 'https:'),
 640                                 `confirm` = replace(`confirm`, 'http:' , 'https:'),
 641                                 `poco`    = replace(`poco`   , 'http:' , 'https:')
 642                                 where `self` = 1"
 643                         );
 644                         q("update `profile` set
 645                                 `photo`   = replace(`photo`  , 'http:' , 'https:'),
 646                                 `thumb`   = replace(`thumb`  , 'http:' , 'https:')
 647                                 where 1 "
 648                         );
 649                 }
 650                 elseif($ssl_policy == SSL_POLICY_SELFSIGN) {
 651                         q("update `contact` set
 652                                 `url`     = replace(`url`    , 'https:' , 'http:'),
 653                                 `photo`   = replace(`photo`  , 'https:' , 'http:'),
 654                                 `thumb`   = replace(`thumb`  , 'https:' , 'http:'),
 655                                 `micro`   = replace(`micro`  , 'https:' , 'http:'),
 656                                 `request` = replace(`request`, 'https:' , 'http:'),
 657                                 `notify`  = replace(`notify` , 'https:' , 'http:'),
 658                                 `poll`    = replace(`poll`   , 'https:' , 'http:'),
 659                                 `confirm` = replace(`confirm`, 'https:' , 'http:'),
 660                                 `poco`    = replace(`poco`   , 'https:' , 'http:')
 661                                 where `self` = 1"
 662                         );
 663                         q("update `profile` set
 664                                 `photo`   = replace(`photo`  , 'https:' , 'http:'),
 665                                 `thumb`   = replace(`thumb`  , 'https:' , 'http:')
 666                                 where 1 "
 667                         );
 668                 }
 669         }
 670         set_config('system','ssl_policy',$ssl_policy);
 671         set_config('system','delivery_interval',$delivery_interval);
 672         set_config('system','poll_interval',$poll_interval);
 673         set_config('system','maxloadavg',$maxloadavg);
 674         set_config('system','maxloadavg_frontend',$maxloadavg_frontend);
 675         set_config('system','optimize_max_tablesize',$optimize_max_tablesize);
 676         set_config('system','optimize_fragmentation',$optimize_fragmentation);
 677         set_config('system','poco_completion',$poco_completion);
 678         set_config('system','poco_requery_days',$poco_requery_days);
 679         set_config('system','poco_discovery',$poco_discovery);
 680         set_config('system','poco_discovery_since',$poco_discovery_since);
 681         set_config('system','poco_local_search',$poco_local_search);
 682         set_config('system','nodeinfo',$nodeinfo);
 683         set_config('config','sitename',$sitename);
 684         set_config('config','hostname',$hostname);
 685         set_config('config','sender_email', $sender_email);
 686         set_config('system','suppress_language',$suppress_language);
 687         set_config('system','suppress_tags',$suppress_tags);
 688         set_config('system','shortcut_icon',$shortcut_icon);
 689         set_config('system','touch_icon',$touch_icon);
 690
 691         if($banner=="") {
 692                 // don't know why, but del_config doesn't work...
 693                 q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
 694                         dbesc("system"),
 695                         dbesc("banner")
 696                 );
 697         } else {
 698                 set_config('system','banner', $banner);
 699         }
 700
 701         if($info=="") {
 702                 del_config('config','info');
 703         } else {
 704                 set_config('config','info',$info);
 705         }
 706         set_config('system','language', $language);
 707         set_config('system','theme', $theme);
 708
 709         if( $theme_mobile === '---' ) {
 710                 del_config('system','mobile-theme');
 711         } else {
 712                 set_config('system','mobile-theme', $theme_mobile);
 713                 }
 714                 if( $singleuser === '---' ) {
 715                         del_config('system','singleuser');
 716                 } else {
 717                         set_config('system','singleuser', $singleuser);
 718                 }
 719         set_config('system','maximagesize', $maximagesize);
 720         set_config('system','max_image_length', $maximagelength);
 721         set_config('system','jpeg_quality', $jpegimagequality);
 722
 723         set_config('config','register_policy', $register_policy);
 724         set_config('system','max_daily_registrations', $daily_registrations);
 725         set_config('system','account_abandon_days', $abandon_days);
 726         set_config('config','register_text', $register_text);
 727         set_config('system','allowed_sites', $allowed_sites);
 728         set_config('system','allowed_email', $allowed_email);
 729         set_config('system','block_public', $block_public);
 730         set_config('system','publish_all', $force_publish);
 731         set_config('system','directory', $global_directory);
 732         set_config('system','thread_allow', $thread_allow);
 733         set_config('system','newuser_private', $newuser_private);
 734         set_config('system','enotify_no_content', $enotify_no_content);
 735         set_config('system','disable_embedded', $disable_embedded);
 736         set_config('system','allow_users_remote_self', $allow_users_remote_self);
 737
 738         set_config('system','block_extended_register', $no_multi_reg);
 739         set_config('system','no_openid', $no_openid);
 740         set_config('system','no_regfullname', $no_regfullname);
 741         set_config('system','community_page_style', $community_page_style);
 742         set_config('system','max_author_posts_community_page', $max_author_posts_community_page);
 743         set_config('system','no_utf', $no_utf);
 744         set_config('system','verifyssl', $verifyssl);
 745         set_config('system','proxyuser', $proxyuser);
 746         set_config('system','proxy', $proxy);
 747         set_config('system','curl_timeout', $timeout);
 748         set_config('system','dfrn_only', $dfrn_only);
 749         set_config('system','ostatus_disabled', $ostatus_disabled);
 750         set_config('system','ostatus_poll_interval', $ostatus_poll_interval);
 751         set_config('system','diaspora_enabled', $diaspora_enabled);
 752
 753         set_config('config','private_addons', $private_addons);
 754
 755         set_config('system','force_ssl', $force_ssl);
 756         set_config('system','old_share', $old_share);
 757         set_config('system','hide_help', $hide_help);
 758         set_config('system','use_fulltext_engine', $use_fulltext_engine);
 759         set_config('system','itemcache', $itemcache);
 760         set_config('system','itemcache_duration', $itemcache_duration);
 761         set_config('system','max_comments', $max_comments);
 762         set_config('system','lockpath', $lockpath);
 763         set_config('system','temppath', $temppath);
 764         set_config('system','basepath', $basepath);
 765         set_config('system','proxy_disabled', $proxy_disabled);
 766         set_config('system','old_pager', $old_pager);
 767         set_config('system','only_tag_search', $only_tag_search);
 768
 769
 770         if($rino==2 and !function_exists('mcrypt_create_iv')) {
 771                 notice(t("RINO2 needs mcrypt php extension to work."));
 772         } else {
 773                 set_config('system','rino_encrypt', $rino);
 774         }
 775
 776         set_config('system','embedly', $embedly);
 777
 778
 779         info( t('Site settings updated.') . EOL);
 780         goaway($a->get_baseurl(true) . '/admin/site' );
 781         return; // NOTREACHED
 782
 783 }
 784 }
 785
 786 /**
 787  * @brief Generate Admin Site subpage
 788  *
 789  * This function generates the main configuration page of the admin panel.
 790  *
 791  * @param  App $a
 792  * @return string
 793  */
 794 if(! function_exists('admin_page_site')) {
 795 function admin_page_site(&$a) {
 796
 797         /* Installed langs */
 798         $lang_choices = get_avaiable_languages();
 799
 800         if(strlen(get_config('system','directory_submit_url')) AND
 801                 !strlen(get_config('system','directory'))) {
 802                         set_config('system','directory', dirname(get_config('system','directory_submit_url')));
 803                         del_config('system','directory_submit_url');
 804         }
 805
 806         /* Installed themes */
 807         $theme_choices = array();
 808         $theme_choices_mobile = array();
 809         $theme_choices_mobile["---"] = t("No special theme for mobile devices");
 810         $files = glob('view/theme/*');
 811         if($files) {
 812                 foreach($files as $file) {
 813                         if(intval(file_exists($file . '/unsupported')))
 814                                 continue;
 815
 816                         $f = basename($file);
 817                         $theme_name = ((file_exists($file . '/experimental')) ?  sprintf("%s - \x28Experimental\x29", $f) : $f);
 818                         if(file_exists($file . '/mobile')) {
 819                                 $theme_choices_mobile[$f] = $theme_name;
 820                         } else {
 821                                 $theme_choices[$f] = $theme_name;
 822                         }
 823                 }
 824         }
 825
 826         /* Community page style */
 827         $community_page_style_choices = array(
 828                 CP_NO_COMMUNITY_PAGE => t("No community page"),
 829                 CP_USERS_ON_SERVER => t("Public postings from users of this site"),
 830                 CP_GLOBAL_COMMUNITY => t("Global community page")
 831                 );
 832
 833         /* OStatus conversation poll choices */
 834         $ostatus_poll_choices = array(
 835                 "-2" => t("Never"),
 836                 "-1" => t("At post arrival"),
 837                 "0" => t("Frequently"),
 838                 "60" => t("Hourly"),
 839                 "720" => t("Twice daily"),
 840                 "1440" => t("Daily")
 841                 );
 842
 843         $poco_discovery_choices = array(
 844                 "0" => t("Disabled"),
 845                 "1" => t("Users"),
 846                 "2" => t("Users, Global Contacts"),
 847                 "3" => t("Users, Global Contacts/fallback"),
 848                 );
 849
 850         $poco_discovery_since_choices = array(
 851                 "30" => t("One month"),
 852                 "91" => t("Three months"),
 853                 "182" => t("Half a year"),
 854                 "365" => t("One year"),
 855                 );
 856
 857         /* get user names to make the install a personal install of X */
 858         $user_names = array();
 859         $user_names['---'] = t('Multi user instance');
 860         $users = q("SELECT username, nickname FROM `user`");
 861         foreach ($users as $user) {
 862                 $user_names[$user['nickname']] = $user['username'];
 863         }
 864
 865         /* Banner */
 866         $banner = get_config('system','banner');
 867         if($banner == false)
 868                 $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>';
 869         $banner = htmlspecialchars($banner);
 870         $info = get_config('config','info');
 871         $info = htmlspecialchars($info);
 872
 873         // Automatically create temporary paths
 874         get_temppath();
 875         get_lockpath();
 876         get_itemcachepath();
 877
 878         //echo "<pre>"; var_dump($lang_choices); die("</pre>");
 879
 880         /* Register policy */
 881         $register_choices = array(
 882                 REGISTER_CLOSED => t("Closed"),
 883                 REGISTER_APPROVE => t("Requires approval"),
 884                 REGISTER_OPEN => t("Open")
 885         );
 886
 887         $ssl_choices = array(
 888                 SSL_POLICY_NONE => t("No SSL policy, links will track page SSL state"),
 889                 SSL_POLICY_FULL => t("Force all links to use SSL"),
 890                 SSL_POLICY_SELFSIGN => t("Self-signed certificate, use SSL for local links only (discouraged)")
 891         );
 892
 893         if($a->config['hostname'] == "")
 894                 $a->config['hostname'] = $a->get_hostname();
 895
 896         $diaspora_able = ($a->get_path() == "");
 897
 898         $t = get_markup_template("admin_site.tpl");
 899         return replace_macros($t, array(
 900                 '$title' => t('Administration'),
 901                 '$page' => t('Site'),
 902                 '$submit' => t('Save Settings'),
 903                 '$registration' => t('Registration'),
 904                 '$upload' => t('File upload'),
 905                 '$corporate' => t('Policies'),
 906                 '$advanced' => t('Advanced'),
 907                 '$portable_contacts' => t('Auto Discovered Contact Directory'),
 908                 '$performance' => t('Performance'),
 909                 '$relocate'=> t('Relocate - WARNING: advanced function. Could make this server unreachable.'),
 910                 '$baseurl' => $a->get_baseurl(true),
 911                 // name, label, value, help string, extra data...
 912                 '$sitename'             => array('sitename', t("Site name"), $a->config['sitename'],''),
 913                 '$hostname'             => array('hostname', t("Host name"), $a->config['hostname'], ""),
 914                 '$sender_email'         => array('sender_email', t("Sender Email"), $a->config['sender_email'], t("The email address your server shall use to send notification emails from."), "", "", "email"),
 915                 '$banner'               => array('banner', t("Banner/Logo"), $banner, ""),
 916                 '$shortcut_icon'        => array('shortcut_icon', t("Shortcut icon"), get_config('system','shortcut_icon'),  t("Link to an icon that will be used for browsers.")),
 917                 '$touch_icon'           => array('touch_icon', t("Touch icon"), get_config('system','touch_icon'),  t("Link to an icon that will be used for tablets and mobiles.")),
 918                 '$info'                 => array('info',t('Additional Info'), $info, sprintf(t('For public servers: you can add additional information here that will be listed at %s/siteinfo.'), get_server())),
 919                 '$language'             => array('language', t("System language"), get_config('system','language'), "", $lang_choices),
 920                 '$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>"), $theme_choices),
 921                 '$theme_mobile'         => array('theme_mobile', t("Mobile system theme"), get_config('system','mobile-theme'), t("Theme for mobile devices"), $theme_choices_mobile),
 922                 '$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"), $ssl_choices),
 923                 '$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.")),
 924                 '$old_share'            => array('old_share', t("Old style 'Share'"), get_config('system','old_share'), t("Deactivates the bbcode element 'share' for repeating items.")),
 925                 '$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.")),
 926                 '$singleuser'           => array('singleuser', t("Single user instance"), get_config('system','singleuser'), t("Make this instance multi-user or single-user for the named user"), $user_names),
 927                 '$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.")),
 928                 '$maximagelength'       => array('maximagelength', t("Maximum image length"), get_config('system','max_image_length'), t("Maximum length in pixels of the longest side of uploaded images. Default is -1, which means no limits.")),
 929                 '$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.")),
 930
 931                 '$register_policy'      => array('register_policy', t("Register policy"), $a->config['register_policy'], "", $register_choices),
 932                 '$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.")),
 933                 '$register_text'        => array('register_text', t("Register text"), $a->config['register_text'], t("Will be displayed prominently on the registration page.")),
 934                 '$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.')),
 935                 '$allowed_sites'        => array('allowed_sites', t("Allowed friend domains"), get_config('system','allowed_sites'), t("Comma separated list of domains which are allowed to establish friendships with this site. Wildcards are accepted. Empty to allow any domains")),
 936                 '$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")),
 937                 '$block_public'         => array('block_public', t("Block public"), get_config('system','block_public'), t("Check to block public access to all otherwise public personal pages on this site unless you are currently logged in.")),
 938                 '$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.")),
 939                 '$global_directory'     => array('directory', t("Global directory URL"), get_config('system','directory'), t("URL to the global directory. If this is not set, the global directory is completely unavailable to the application.")),
 940                 '$thread_allow'         => array('thread_allow', t("Allow threaded items"), get_config('system','thread_allow'), t("Allow infinite level threading for items on this site.")),
 941                 '$newuser_private'      => array('newuser_private', t("Private posts by default for new users"), get_config('system','newuser_private'), t("Set default post permissions for all new members to the default privacy group rather than public.")),
 942                 '$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.")),
 943                 '$private_addons'       => array('private_addons', t("Disallow public access to addons listed in the apps menu."), get_config('config','private_addons'), t("Checking this box will restrict addons listed in the apps menu to members only.")),
 944                 '$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.")),
 945                 '$allow_users_remote_self' => array('allow_users_remote_self', t('Allow Users to set remote_self'), get_config('system','allow_users_remote_self'), t('With checking this, every user is allowed to mark every contact as a remote_self in the repair contact dialog. Setting this flag on a contact causes mirroring every posting of that contact in the users stream.')),
 946                 '$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.")),
 947                 '$no_openid'            => array('no_openid', t("OpenID support"), !get_config('system','no_openid'), t("OpenID support for registration and logins.")),
 948                 '$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")),
 949                 '$no_utf'               => array('no_utf', t("UTF-8 Regular expressions"), !get_config('system','no_utf'), t("Use PHP UTF8 regular expressions")),
 950                 '$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."), $community_page_style_choices),
 951                 '$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')")),
 952                 '$ostatus_disabled'     => array('ostatus_disabled', t("Enable OStatus support"), !get_config('system','ostatus_disabled'), t("Provide built-in OStatus \x28StatusNet, GNU Social etc.\x29 compatibility. All communications in OStatus are public, so privacy warnings will be occasionally displayed.")),
 953                 '$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."), $ostatus_poll_choices),
 954                 '$ostatus_not_able'     => t("OStatus support can only be enabled if threading is enabled."),
 955                 '$diaspora_able'        => $diaspora_able,
 956                 '$diaspora_not_able'    => t("Diaspora support can't be enabled because Friendica was installed into a sub directory."),
 957                 '$diaspora_enabled'     => array('diaspora_enabled', t("Enable Diaspora support"), get_config('system','diaspora_enabled'), t("Provide built-in Diaspora network compatibility.")),
 958                 '$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.")),
 959                 '$verifyssl'            => array('verifyssl', t("Verify SSL"), get_config('system','verifyssl'), t("If you wish, you can turn on strict certificate checking. This will mean you cannot connect (at all) to self-signed SSL sites.")),
 960                 '$proxyuser'            => array('proxyuser', t("Proxy user"), get_config('system','proxyuser'), ""),
 961                 '$proxy'                => array('proxy', t("Proxy URL"), get_config('system','proxy'), ""),
 962                 '$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).")),
 963                 '$delivery_interval'    => array('delivery_interval', t("Delivery interval"), (x(get_config('system','delivery_interval'))?get_config('system','delivery_interval'):2), t("Delay background delivery processes by this many seconds to reduce system load. Recommend: 4-5 for shared hosts, 2-3 for virtual private servers. 0-1 for large dedicated servers.")),
 964                 '$poll_interval'        => array('poll_interval', t("Poll interval"), (x(get_config('system','poll_interval'))?get_config('system','poll_interval'):2), t("Delay background polling processes by this many seconds to reduce system load. If 0, use delivery interval.")),
 965                 '$maxloadavg'           => array('maxloadavg', t("Maximum Load Average"), ((intval(get_config('system','maxloadavg')) > 0)?get_config('system','maxloadavg'):50), t("Maximum system load before delivery and poll processes are deferred - default 50.")),
 966                 '$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.")),
 967                 '$optimize_max_tablesize'=> array('optimize_max_tablesize', t("Maximum table size for optimization"), ((intval(get_config('system','optimize_max_tablesize')) > 0)?get_config('system','optimize_max_tablesize'):100), t("Maximum table size (in MB) for the automatic optimization - default 100 MB. Enter -1 to disable it.")),
 968                 '$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%.")),
 969
 970                 '$poco_completion'      => array('poco_completion', t("Periodical check of global contacts"), get_config('system','poco_completion'), t("If enabled, the global contacts are checked periodically for missing or outdated data and the vitality of the contacts and servers.")),
 971                 '$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.")),
 972                 '$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'."), $poco_discovery_choices),
 973                 '$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."), $poco_discovery_since_choices),
 974                 '$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.")),
 975
 976                 '$nodeinfo'             => array('nodeinfo', t("Publish server information"), get_config('system','nodeinfo'), t("If enabled, general server and usage data will be published. The data contains the name and version of the server, number of users with public profiles, number of posts and the activated protocols and connectors. See <a href='http://the-federation.info/'>the-federation.info</a> for details.")),
 977
 978                 '$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.")),
 979                 '$suppress_language'    => array('suppress_language', t("Suppress Language"), get_config('system','suppress_language'), t("Suppress language information in meta information about a posting.")),
 980                 '$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.")),
 981                 '$itemcache'            => array('itemcache', t("Path to item cache"), get_config('system','itemcache'), t("The item caches buffers generated bbcode and external images.")),
 982                 '$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.")),
 983                 '$max_comments'         => array('max_comments', t("Maximum numbers of comments per post"), get_config('system','max_comments'), t("How much comments should be shown for each post? Default value is 100.")),
 984                 '$lockpath'             => array('lockpath', t("Path for lock file"), get_config('system','lockpath'), t("The lock file is used to avoid multiple pollers at one time. Only define a folder here.")),
 985                 '$temppath'             => array('temppath', t("Temp path"), get_config('system','temppath'), t("If you have a restricted system where the webserver can't access the system temp path, enter another path here.")),
 986                 '$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.")),
 987                 '$proxy_disabled'       => array('proxy_disabled', t("Disable picture proxy"), get_config('system','proxy_disabled'), t("The picture proxy increases performance and privacy. It shouldn't be used on systems with very low bandwith.")),
 988                 '$old_pager'            => array('old_pager', t("Enable old style pager"), get_config('system','old_pager'), t("The old style pager has page numbers but slows down massively the page speed.")),
 989                 '$only_tag_search'      => array('only_tag_search', t("Only search in tags"), get_config('system','only_tag_search'), t("On large systems the text search can slow down the system extremely.")),
 990
 991                 '$relocate_url'         => array('relocate_url', t("New base url"), $a->get_baseurl(), t("Change base url for this server. Sends relocate message to all DFRN contacts of all users.")),
 992
 993                 '$rino'                 => array('rino', t("RINO Encryption"), intval(get_config('system','rino_encrypt')), t("Encryption layer between nodes."), array("Disabled", "RINO1 (deprecated)", "RINO2")),
 994                 '$embedly'              => array('embedly', t("Embedly API key"), get_config('system','embedly'), t("<a href='http://embed.ly'>Embedly</a> is used to fetch additional data for web pages. This is an optional parameter.")),
 995
 996                 '$form_security_token'  => get_form_security_token("admin_site")
 997
 998         ));
 999 }
1000 }
1001
1002 /**
1003  * @brief Generates admin panel subpage for DB syncronization
1004  *
1005  * This page checks if the database of friendica is in sync with the specs.
1006  * Should this not be the case, it attemps to sync the structure and notifies
1007  * the admin if the automatic process was failing.
1008  *
1009  * The returned string holds the HTML code of the page.
1010  *
1011  * @param App $a
1012  * @return string
1013  **/
1014 if(! function_exists('admin_page_dbsync')) {
1015 function admin_page_dbsync(&$a) {
1016
1017         $o = '';
1018
1019         if($a->argc > 3 && intval($a->argv[3]) && $a->argv[2] === 'mark') {
1020                 set_config('database', 'update_' . intval($a->argv[3]), 'success');
1021                 $curr = get_config('system','build');
1022                 if(intval($curr) == intval($a->argv[3]))
1023                         set_config('system','build',intval($curr) + 1);
1024                 info( t('Update has been marked successful') . EOL);
1025                 goaway($a->get_baseurl(true) . '/admin/dbsync');
1026         }
1027
1028         if(($a->argc > 2) AND (intval($a->argv[2]) OR ($a->argv[2] === 'check'))) {
1029                 require_once("include/dbstructure.php");
1030                 $retval = update_structure(false, true);
1031                 if(!$retval) {
1032                         $o .= sprintf(t("Database structure update %s was successfully applied."), DB_UPDATE_VERSION)."<br />";
1033                         set_config('database', 'dbupdate_'.DB_UPDATE_VERSION, 'success');
1034                 } else
1035                         $o .= sprintf(t("Executing of database structure update %s failed with error: %s"),
1036                                         DB_UPDATE_VERSION, $retval)."<br />";
1037                 if($a->argv[2] === 'check')
1038                         return $o;
1039         }
1040
1041         if($a->argc > 2 && intval($a->argv[2])) {
1042                 require_once('update.php');
1043                 $func = 'update_' . intval($a->argv[2]);
1044                 if(function_exists($func)) {
1045                         $retval = $func();
1046                         if($retval === UPDATE_FAILED) {
1047                                 $o .= sprintf(t("Executing %s failed with error: %s"), $func, $retval);
1048                         }
1049                         elseif($retval === UPDATE_SUCCESS) {
1050                                 $o .= sprintf(t('Update %s was successfully applied.', $func));
1051                                 set_config('database',$func, 'success');
1052                         }
1053                         else
1054                                 $o .= sprintf(t('Update %s did not return a status. Unknown if it succeeded.'), $func);
1055                 } else {
1056                         $o .= sprintf(t('There was no additional update function %s that needed to be called.'), $func)."<br />";
1057                         set_config('database',$func, 'success');
1058                 }
1059                 return $o;
1060         }
1061
1062         $failed = array();
1063         $r = q("select k, v from config where `cat` = 'database' ");
1064         if(count($r)) {
1065                 foreach($r as $rr) {
1066                         $upd = intval(substr($rr['k'],7));
1067                         if($upd < 1139 || $rr['v'] === 'success')
1068                                 continue;
1069                         $failed[] = $upd;
1070                 }
1071         }
1072         if(! count($failed)) {
1073                 $o = replace_macros(get_markup_template('structure_check.tpl'),array(
1074                         '$base' => $a->get_baseurl(true),
1075                         '$banner' => t('No failed updates.'),
1076                         '$check' => t('Check database structure'),
1077                 ));
1078         } else {
1079                 $o = replace_macros(get_markup_template('failed_updates.tpl'),array(
1080                         '$base' => $a->get_baseurl(true),
1081                         '$banner' => t('Failed Updates'),
1082                         '$desc' => t('This does not include updates prior to 1139, which did not return a status.'),
1083                         '$mark' => t('Mark success (if update was manually applied)'),
1084                         '$apply' => t('Attempt to execute this update step automatically'),
1085                         '$failed' => $failed
1086                 ));
1087         }
1088
1089         return $o;
1090 }
1091 }
1092
1093 /**
1094  * @brief Process data send by Users admin page
1095  *
1096  * @param App $a
1097  */
1098 if(! function_exists('admin_page_users_post')) {
1099 function admin_page_users_post(&$a){
1100         $pending        =       ( x($_POST, 'pending')                  ? $_POST['pending']             : array() );
1101         $users          =       ( x($_POST, 'user')                     ? $_POST['user']                : array() );
1102         $nu_name        =       ( x($_POST, 'new_user_name')            ? $_POST['new_user_name']       : '');
1103         $nu_nickname    =       ( x($_POST, 'new_user_nickname')        ? $_POST['new_user_nickname']   : '');
1104         $nu_email       =       ( x($_POST, 'new_user_email')           ? $_POST['new_user_email']      : '');
1105
1106         check_form_security_token_redirectOnErr('/admin/users', 'admin_users');
1107
1108         if(!($nu_name==="") && !($nu_email==="") && !($nu_nickname==="")) {
1109                 require_once('include/user.php');
1110
1111                 $result = create_user( array('username'=>$nu_name, 'email'=>$nu_email, 'nickname'=>$nu_nickname, 'verified'=>1)  );
1112                 if(! $result['success']) {
1113                         notice($result['message']);
1114                         return;
1115                 }
1116                 $nu = $result['user'];
1117                 $preamble = deindent(t('
1118                         Dear %1$s,
1119                                 the administrator of %2$s has set up an account for you.'));
1120                 $body = deindent(t('
1121                         The login details are as follows:
1122
1123                         Site Location:  %1$s
1124                         Login Name:             %2$s
1125                         Password:               %3$s
1126
1127                         You may change your password from your account "Settings" page after logging
1128                         in.
1129
1130                         Please take a few moments to review the other account settings on that page.
1131
1132                         You may also wish to add some basic information to your default profile
1133                         (on the "Profiles" page) so that other people can easily find you.
1134
1135                         We recommend setting your full name, adding a profile photo,
1136                         adding some profile "keywords" (very useful in making new friends) - and
1137                         perhaps what country you live in; if you do not wish to be more specific
1138                         than that.
1139
1140                         We fully respect your right to privacy, and none of these items are necessary.
1141                         If you are new and do not know anybody here, they may help
1142                         you to make some new and interesting friends.
1143
1144                         Thank you and welcome to %4$s.'));
1145
1146                 $preamble = sprintf($preamble, $nu['username'], $a->config['sitename']);
1147                 $body = sprintf($body, $a->get_baseurl(), $nu['email'], $result['password'], $a->config['sitename']);
1148
1149                 notification(array(
1150                         'type' => "SYSTEM_EMAIL",
1151                         'to_email' => $nu['email'],
1152                         'subject'=> sprintf( t('Registration details for %s'), $a->config['sitename']),
1153                         'preamble'=> $preamble,
1154                         'body' => $body));
1155
1156         }
1157
1158         if(x($_POST,'page_users_block')) {
1159                 foreach($users as $uid){
1160                         q("UPDATE `user` SET `blocked`=1-`blocked` WHERE `uid`=%s",
1161                                 intval( $uid )
1162                         );
1163                 }
1164                 notice( sprintf( tt("%s user blocked/unblocked", "%s users blocked/unblocked", count($users)), count($users)) );
1165         }
1166         if(x($_POST,'page_users_delete')) {
1167                 require_once("include/Contact.php");
1168                 foreach($users as $uid){
1169                         user_remove($uid);
1170                 }
1171                 notice( sprintf( tt("%s user deleted", "%s users deleted", count($users)), count($users)) );
1172         }
1173
1174         if(x($_POST,'page_users_approve')) {
1175                 require_once("mod/regmod.php");
1176                 foreach($pending as $hash){
1177                         user_allow($hash);
1178                 }
1179         }
1180         if(x($_POST,'page_users_deny')) {
1181                 require_once("mod/regmod.php");
1182                 foreach($pending as $hash){
1183                         user_deny($hash);
1184                 }
1185         }
1186         goaway($a->get_baseurl(true) . '/admin/users' );
1187         return; // NOTREACHED
1188 }
1189 }
1190
1191 /**
1192  * @brief Admin panel subpage for User management
1193  *
1194  * This function generates the admin panel page for user management of the
1195  * node. It offers functionality to add/block/delete users and offers some
1196  * statistics about the userbase.
1197  *
1198  * The returned string holds the HTML code of the page.
1199  *
1200  * @param App $a
1201  * @return string
1202  */
1203 if(! function_exists('admin_page_users')) {
1204 function admin_page_users(&$a){
1205         if($a->argc>2) {
1206                 $uid = $a->argv[3];
1207                 $user = q("SELECT username, blocked FROM `user` WHERE `uid`=%d", intval($uid));
1208                 if(count($user)==0) {
1209                         notice( 'User not found' . EOL);
1210                         goaway($a->get_baseurl(true) . '/admin/users' );
1211                         return ''; // NOTREACHED
1212                 }
1213                 switch($a->argv[2]){
1214                         case "delete":{
1215                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1216                                 // delete user
1217                                 require_once("include/Contact.php");
1218                                 user_remove($uid);
1219
1220                                 notice( sprintf(t("User '%s' deleted"), $user[0]['username']) . EOL);
1221                         }; break;
1222                         case "block":{
1223                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1224                                 q("UPDATE `user` SET `blocked`=%d WHERE `uid`=%s",
1225                                         intval( 1-$user[0]['blocked'] ),
1226                                         intval( $uid )
1227                                 );
1228                                 notice( sprintf( ($user[0]['blocked']?t("User '%s' unblocked"):t("User '%s' blocked")) , $user[0]['username']) . EOL);
1229                         }; break;
1230                 }
1231                 goaway($a->get_baseurl(true) . '/admin/users' );
1232                 return ''; // NOTREACHED
1233
1234         }
1235
1236         /* get pending */
1237         $pending = q("SELECT `register`.*, `contact`.`name`, `user`.`email`
1238                                  FROM `register`
1239                                  LEFT JOIN `contact` ON `register`.`uid` = `contact`.`uid`
1240                                  LEFT JOIN `user` ON `register`.`uid` = `user`.`uid`;");
1241
1242
1243         /* get users */
1244         $total = q("SELECT count(*) as total FROM `user` where 1");
1245         if(count($total)) {
1246                 $a->set_pager_total($total[0]['total']);
1247                 $a->set_pager_itemspage(100);
1248         }
1249
1250         $users = q("SELECT `user` . * , `contact`.`name` , `contact`.`url` , `contact`.`micro`, `lastitem`.`lastitem_date`, `user`.`account_expired`
1251                                 FROM
1252                                         (SELECT MAX(`item`.`changed`) as `lastitem_date`, `item`.`uid`
1253                                         FROM `item`
1254                                         WHERE `item`.`type` = 'wall'
1255                                         GROUP BY `item`.`uid`) AS `lastitem`
1256                                                  RIGHT OUTER JOIN `user` ON `user`.`uid` = `lastitem`.`uid`,
1257                                            `contact`
1258                                 WHERE
1259                                            `user`.`uid` = `contact`.`uid`
1260                                                 AND `user`.`verified` =1
1261                                         AND `contact`.`self` =1
1262                                 ORDER BY `contact`.`name` LIMIT %d, %d
1263                                 ",
1264                                 intval($a->pager['start']),
1265                                 intval($a->pager['itemspage'])
1266                                 );
1267
1268         $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
1269         $_setup_users = function ($e) use ($adminlist){
1270                 $accounts = array(
1271                         t('Normal Account'),
1272                         t('Soapbox Account'),
1273                         t('Community/Celebrity Account'),
1274                                                 t('Automatic Friend Account')
1275                 );
1276                 $e['page-flags'] = $accounts[$e['page-flags']];
1277                 $e['register_date'] = relative_date($e['register_date']);
1278                 $e['login_date'] = relative_date($e['login_date']);
1279                 $e['lastitem_date'] = relative_date($e['lastitem_date']);
1280                 //$e['is_admin'] = ($e['email'] === $a->config['admin_email']);
1281                 $e['is_admin'] = in_array($e['email'], $adminlist);
1282                 $e['is_deletable'] = (intval($e['uid']) != local_user());
1283                 $e['deleted'] = ($e['account_removed']?relative_date($e['account_expires_on']):False);
1284                 return $e;
1285         };
1286         $users = array_map($_setup_users, $users);
1287
1288
1289         // Get rid of dashes in key names, Smarty3 can't handle them
1290         // and extracting deleted users
1291
1292         $tmp_users = array();
1293         $deleted = array();
1294
1295         while(count($users)) {
1296                 $new_user = array();
1297                 foreach( array_pop($users) as $k => $v) {
1298                         $k = str_replace('-','_',$k);
1299                         $new_user[$k] = $v;
1300                 }
1301                 if($new_user['deleted']) {
1302                         array_push($deleted, $new_user);
1303                 }
1304                 else {
1305                         array_push($tmp_users, $new_user);
1306                 }
1307         }
1308         //Reversing the two array, and moving $tmp_users to $users
1309         array_reverse($deleted);
1310         while(count($tmp_users)) {
1311                 array_push($users, array_pop($tmp_users));
1312         }
1313
1314         $t = get_markup_template("admin_users.tpl");
1315         $o = replace_macros($t, array(
1316                 // strings //
1317                 '$title' => t('Administration'),
1318                 '$page' => t('Users'),
1319                 '$submit' => t('Add User'),
1320                 '$select_all' => t('select all'),
1321                 '$h_pending' => t('User registrations waiting for confirm'),
1322                 '$h_deleted' => t('User waiting for permanent deletion'),
1323                 '$th_pending' => array( t('Request date'), t('Name'), t('Email') ),
1324                 '$no_pending' =>  t('No registrations.'),
1325                 '$approve' => t('Approve'),
1326                 '$deny' => t('Deny'),
1327                 '$delete' => t('Delete'),
1328                 '$block' => t('Block'),
1329                 '$unblock' => t('Unblock'),
1330                 '$siteadmin' => t('Site admin'),
1331                 '$accountexpired' => t('Account expired'),
1332
1333                 '$h_users' => t('Users'),
1334                 '$h_newuser' => t('New User'),
1335                 '$th_deleted' => array( t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'), t('Deleted since') ),
1336                 '$th_users' => array( t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'),  t('Account') ),
1337
1338                 '$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?'),
1339                 '$confirm_delete' => t('The user {0} will be deleted!\n\nEverything this user has posted on this site will be permanently deleted!\n\nAre you sure?'),
1340
1341                 '$form_security_token' => get_form_security_token("admin_users"),
1342
1343                 // values //
1344                 '$baseurl' => $a->get_baseurl(true),
1345
1346                 '$pending' => $pending,
1347                 'deleted' => $deleted,
1348                 '$users' => $users,
1349                 '$newusername' => array('new_user_name', t("Name"), '', t("Name of the new user.")),
1350                 '$newusernickname' => array('new_user_nickname', t("Nickname"), '', t("Nickname of the new user.")),
1351                 '$newuseremail' => array('new_user_email', t("Email"), '', t("Email address of the new user."), '', '', 'email'),
1352         ));
1353         $o .= paginate($a);
1354         return $o;
1355 }
1356 }
1357
1358 /**
1359  * @brief Plugins admin page
1360  *
1361  * This function generates the admin panel page for managing plugins on the
1362  * friendica node. If a plugin name is given a single page showing the details
1363  * for this addon is generated. If no name is given, a list of available
1364  * plugins is shown.
1365  *
1366  * The template used for displaying the list of plugins and the details of the
1367  * plugin are the same as used for the templates.
1368  *
1369  * The returned string returned hulds the HTML code of the page.
1370  *
1371  * @param App $a
1372  * @return string
1373  */
1374 if(! function_exists('admin_page_plugins')) {
1375 function admin_page_plugins(&$a){
1376
1377         /*
1378          * Single plugin
1379          */
1380         if($a->argc == 3) {
1381                 $plugin = $a->argv[2];
1382                 if(!is_file("addon/$plugin/$plugin.php")) {
1383                         notice( t("Item not found.") );
1384                         return '';
1385                 }
1386
1387                 if(x($_GET,"a") && $_GET['a']=="t") {
1388                         check_form_security_token_redirectOnErr('/admin/plugins', 'admin_themes', 't');
1389
1390                         // Toggle plugin status
1391                         $idx = array_search($plugin, $a->plugins);
1392                         if($idx !== false) {
1393                                 unset($a->plugins[$idx]);
1394                                 uninstall_plugin($plugin);
1395                                 info( sprintf( t("Plugin %s disabled."), $plugin ) );
1396                         } else {
1397                                 $a->plugins[] = $plugin;
1398                                 install_plugin($plugin);
1399                                 info( sprintf( t("Plugin %s enabled."), $plugin ) );
1400                         }
1401                         set_config("system","addon", implode(", ",$a->plugins));
1402                         goaway($a->get_baseurl(true) . '/admin/plugins' );
1403                         return ''; // NOTREACHED
1404                 }
1405
1406                 // display plugin details
1407                 require_once('library/markdown.php');
1408
1409                 if(in_array($plugin, $a->plugins)) {
1410                         $status="on"; $action= t("Disable");
1411                 } else {
1412                         $status="off"; $action= t("Enable");
1413                 }
1414
1415                 $readme=Null;
1416                 if(is_file("addon/$plugin/README.md")) {
1417                         $readme = file_get_contents("addon/$plugin/README.md");
1418                         $readme = Markdown($readme);
1419                 } elseif(is_file("addon/$plugin/README")) {
1420                         $readme = "<pre>". file_get_contents("addon/$plugin/README") ."</pre>";
1421                 }
1422
1423                 $admin_form="";
1424                 if(is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)) {
1425                         @require_once("addon/$plugin/$plugin.php");
1426                         $func = $plugin.'_plugin_admin';
1427                         $func($a, $admin_form);
1428                 }
1429
1430                 $t = get_markup_template("admin_plugins_details.tpl");
1431
1432                 return replace_macros($t, array(
1433                         '$title' => t('Administration'),
1434                         '$page' => t('Plugins'),
1435                         '$toggle' => t('Toggle'),
1436                         '$settings' => t('Settings'),
1437                         '$baseurl' => $a->get_baseurl(true),
1438
1439                         '$plugin' => $plugin,
1440                         '$status' => $status,
1441                         '$action' => $action,
1442                         '$info' => get_plugin_info($plugin),
1443                         '$str_author' => t('Author: '),
1444                         '$str_maintainer' => t('Maintainer: '),
1445
1446                         '$admin_form' => $admin_form,
1447                         '$function' => 'plugins',
1448                         '$screenshot' => '',
1449                         '$readme' => $readme,
1450
1451                         '$form_security_token' => get_form_security_token("admin_themes"),
1452                 ));
1453         }
1454
1455
1456
1457         /*
1458          * List plugins
1459          */
1460
1461         if(x($_GET,"a") && $_GET['a']=="r") {
1462                 check_form_security_token_redirectOnErr($a->get_baseurl().'/admin/plugins', 'admin_themes', 't');
1463                 reload_plugins();
1464                 info("Plugins reloaded");
1465                 goaway($a->get_baseurl().'/admin/plugins');
1466         }
1467
1468         $plugins = array();
1469         $files = glob("addon/*/");
1470         if($files) {
1471                 foreach($files as $file) {
1472                         if(is_dir($file)) {
1473                                 list($tmp, $id)=array_map("trim", explode("/",$file));
1474                                 $info = get_plugin_info($id);
1475                                 $show_plugin = true;
1476
1477                                 // If the addon is unsupported, then only show it, when it is enabled
1478                                 if((strtolower($info["status"]) == "unsupported") AND !in_array($id,  $a->plugins))
1479                                         $show_plugin = false;
1480
1481                                 // Override the above szenario, when the admin really wants to see outdated stuff
1482                                 if(get_config("system", "show_unsupported_addons"))
1483                                         $show_plugin = true;
1484
1485                                 if($show_plugin)
1486                                         $plugins[] = array($id, (in_array($id,  $a->plugins)?"on":"off") , $info);
1487                         }
1488                 }
1489         }
1490
1491         $t = get_markup_template("admin_plugins.tpl");
1492         return replace_macros($t, array(
1493                 '$title' => t('Administration'),
1494                 '$page' => t('Plugins'),
1495                 '$submit' => t('Save Settings'),
1496                 '$reload' => t('Reload active plugins'),
1497                 '$baseurl' => $a->get_baseurl(true),
1498                 '$function' => 'plugins',
1499                 '$plugins' => $plugins,
1500                 '$pcount' => count($plugins),
1501                 '$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'),
1502                 '$form_security_token' => get_form_security_token("admin_themes"),
1503         ));
1504 }
1505 }
1506
1507 /**
1508  * @param array $themes
1509  * @param string $th
1510  * @param int $result
1511  */
1512 if(! function_exists('toggle_theme')) {
1513 function toggle_theme(&$themes,$th,&$result) {
1514         for($x = 0; $x < count($themes); $x ++) {
1515                 if($themes[$x]['name'] === $th) {
1516                         if($themes[$x]['allowed']) {
1517                                 $themes[$x]['allowed'] = 0;
1518                                 $result = 0;
1519                         }
1520                         else {
1521                                 $themes[$x]['allowed'] = 1;
1522                                 $result = 1;
1523                         }
1524                 }
1525         }
1526 }
1527 }
1528
1529 /**
1530  * @param array $themes
1531  * @param string $th
1532  * @return int
1533  */
1534 if(! function_exists('theme_status')) {
1535 function theme_status($themes,$th) {
1536         for($x = 0; $x < count($themes); $x ++) {
1537                 if($themes[$x]['name'] === $th) {
1538                         if($themes[$x]['allowed']) {
1539                                 return 1;
1540                         }
1541                         else {
1542                                 return 0;
1543                         }
1544                 }
1545         }
1546         return 0;
1547 }
1548 }
1549
1550 /**
1551  * @param array $themes
1552  * @return string
1553  */
1554 if(! function_exists('rebuild_theme_table')) {
1555 function rebuild_theme_table($themes) {
1556         $o = '';
1557         if(count($themes)) {
1558                 foreach($themes as $th) {
1559                         if($th['allowed']) {
1560                                 if(strlen($o))
1561                                         $o .= ',';
1562                                 $o .= $th['name'];
1563                         }
1564                 }
1565         }
1566         return $o;
1567 }
1568 }
1569
1570 /**
1571  * @brief Themes admin page
1572  *
1573  * This function generates the admin panel page to control the themes available
1574  * on the friendica node. If the name of a theme is given as parameter a page
1575  * with the details for the theme is shown. Otherwise a list of available
1576  * themes is generated.
1577  *
1578  * The template used for displaying the list of themes and the details of the
1579  * themes are the same as used for the plugins.
1580  *
1581  * The returned string contains the HTML code of the admin panel page.
1582  *
1583  * @param App $a
1584  * @return string
1585  */
1586 if(! function_exists('admin_page_themes')) {
1587 function admin_page_themes(&$a){
1588
1589         $allowed_themes_str = get_config('system','allowed_themes');
1590         $allowed_themes_raw = explode(',',$allowed_themes_str);
1591         $allowed_themes = array();
1592         if(count($allowed_themes_raw))
1593                 foreach($allowed_themes_raw as $x)
1594                         if(strlen(trim($x)))
1595                                 $allowed_themes[] = trim($x);
1596
1597         $themes = array();
1598         $files = glob('view/theme/*');
1599         if($files) {
1600                 foreach($files as $file) {
1601                         $f = basename($file);
1602                         $is_experimental = intval(file_exists($file . '/experimental'));
1603                         $is_supported = 1-(intval(file_exists($file . '/unsupported')));
1604                         $is_allowed = intval(in_array($f,$allowed_themes));
1605
1606                         if($is_allowed OR $is_supported OR get_config("system", "show_unsupported_themes"))
1607                                 $themes[] = array('name' => $f, 'experimental' => $is_experimental, 'supported' => $is_supported, 'allowed' => $is_allowed);
1608                 }
1609         }
1610
1611         if(! count($themes)) {
1612                 notice( t('No themes found.'));
1613                 return '';
1614         }
1615
1616         /*
1617          * Single theme
1618          */
1619
1620         if($a->argc == 3) {
1621                 $theme = $a->argv[2];
1622                 if(! is_dir("view/theme/$theme")) {
1623                         notice( t("Item not found.") );
1624                         return '';
1625                 }
1626
1627                 if(x($_GET,"a") && $_GET['a']=="t") {
1628                         check_form_security_token_redirectOnErr('/admin/themes', 'admin_themes', 't');
1629
1630                         // Toggle theme status
1631
1632                         toggle_theme($themes,$theme,$result);
1633                         $s = rebuild_theme_table($themes);
1634                         if($result) {
1635                                 install_theme($theme);
1636                                 info( sprintf('Theme %s enabled.',$theme));
1637                         }
1638                         else {
1639                                 uninstall_theme($theme);
1640                                 info( sprintf('Theme %s disabled.',$theme));
1641                         }
1642
1643                         set_config('system','allowed_themes',$s);
1644                         goaway($a->get_baseurl(true) . '/admin/themes' );
1645                         return ''; // NOTREACHED
1646                 }
1647
1648                 // display theme details
1649                 require_once('library/markdown.php');
1650
1651                 if(theme_status($themes,$theme)) {
1652                         $status="on"; $action= t("Disable");
1653                 } else {
1654                         $status="off"; $action= t("Enable");
1655                 }
1656
1657                 $readme=Null;
1658                 if(is_file("view/theme/$theme/README.md")) {
1659                         $readme = file_get_contents("view/theme/$theme/README.md");
1660                         $readme = Markdown($readme);
1661                 } elseif(is_file("view/theme/$theme/README")) {
1662                         $readme = "<pre>". file_get_contents("view/theme/$theme/README") ."</pre>";
1663                 }
1664
1665                 $admin_form="";
1666                 if(is_file("view/theme/$theme/config.php")) {
1667                         function __get_theme_admin_form(&$a, $theme) {
1668                                 $orig_theme = $a->theme;
1669                                 $orig_page = $a->page;
1670                                 $orig_session_theme = $_SESSION['theme'];
1671                                 require_once("view/theme/$theme/theme.php");
1672                                 require_once("view/theme/$theme/config.php");
1673                                 $_SESSION['theme'] = $theme;
1674
1675
1676                                 $init = $theme."_init";
1677                                 if(function_exists($init)) $init($a);
1678                                 if(function_exists("theme_admin")) {
1679                                         $admin_form = theme_admin($a);
1680                                 }
1681
1682                                 $_SESSION['theme'] = $orig_session_theme;
1683                                 $a->theme = $orig_theme;
1684                                 $a->page = $orig_page;
1685                                 return $admin_form;
1686                         }
1687                         $admin_form = __get_theme_admin_form($a, $theme);
1688                 }
1689
1690                 $screenshot = array( get_theme_screenshot($theme), t('Screenshot'));
1691                 if(! stristr($screenshot[0],$theme))
1692                         $screenshot = null;
1693
1694
1695                 $t = get_markup_template("admin_plugins_details.tpl");
1696                 return replace_macros($t, array(
1697                         '$title' => t('Administration'),
1698                         '$page' => t('Themes'),
1699                         '$toggle' => t('Toggle'),
1700                         '$settings' => t('Settings'),
1701                         '$baseurl' => $a->get_baseurl(true),
1702                         '$plugin' => $theme,
1703                         '$status' => $status,
1704                         '$action' => $action,
1705                         '$info' => get_theme_info($theme),
1706                         '$function' => 'themes',
1707                         '$admin_form' => $admin_form,
1708                         '$str_author' => t('Author: '),
1709                         '$str_maintainer' => t('Maintainer: '),
1710                         '$screenshot' => $screenshot,
1711                         '$readme' => $readme,
1712
1713                         '$form_security_token' => get_form_security_token("admin_themes"),
1714                 ));
1715         }
1716
1717
1718         // reload active themes
1719         if(x($_GET,"a") && $_GET['a']=="r") {
1720                 check_form_security_token_redirectOnErr($a->get_baseurl().'/admin/themes', 'admin_themes', 't');
1721                 if($themes) {
1722                         foreach($themes as $th) {
1723                                 if($th['allowed']) {
1724                                         uninstall_theme($th['name']);
1725                                         install_theme($th['name']);
1726                                 }
1727                         }
1728                 }
1729                 info("Themes reloaded");
1730                 goaway($a->get_baseurl().'/admin/themes');
1731         }
1732
1733         /*
1734          * List themes
1735          */
1736
1737         $xthemes = array();
1738         if($themes) {
1739                 foreach($themes as $th) {
1740                         $xthemes[] = array($th['name'],(($th['allowed']) ? "on" : "off"), get_theme_info($th['name']));
1741                 }
1742         }
1743
1744
1745         $t = get_markup_template("admin_plugins.tpl");
1746         return replace_macros($t, array(
1747                 '$title' => t('Administration'),
1748                 '$page' => t('Themes'),
1749                 '$submit' => t('Save Settings'),
1750                 '$reload' => t('Reload active themes'),
1751                 '$baseurl' => $a->get_baseurl(true),
1752                 '$function' => 'themes',
1753                 '$plugins' => $xthemes,
1754                 '$pcount' => count($themes),
1755                 '$noplugshint' => sprintf(t('No themes found on the system. They should be paced in %1$s'),'<code>/view/themes</code>'),
1756                 '$experimental' => t('[Experimental]'),
1757                 '$unsupported' => t('[Unsupported]'),
1758                 '$form_security_token' => get_form_security_token("admin_themes"),
1759         ));
1760 }
1761 }
1762
1763 /**
1764  * @brief Prosesses data send by Logs admin page
1765  *
1766  * @param App $a
1767  */
1768 if(! function_exists('admin_page_logs_post')) {
1769 function admin_page_logs_post(&$a) {
1770         if(x($_POST,"page_logs")) {
1771                 check_form_security_token_redirectOnErr('/admin/logs', 'admin_logs');
1772
1773                 $logfile        =       ((x($_POST,'logfile'))          ? notags(trim($_POST['logfile']))       : '');
1774                 $debugging      =       ((x($_POST,'debugging'))        ? true                                  : false);
1775                 $loglevel       =       ((x($_POST,'loglevel'))         ? intval(trim($_POST['loglevel']))      : 0);
1776
1777                 set_config('system','logfile', $logfile);
1778                 set_config('system','debugging',  $debugging);
1779                 set_config('system','loglevel', $loglevel);
1780         }
1781
1782         info( t("Log settings updated.") );
1783         goaway($a->get_baseurl(true) . '/admin/logs' );
1784         return; // NOTREACHED
1785 }
1786 }
1787
1788 /**
1789  * @brief Generates admin panel subpage for configuration of the logs
1790  *
1791  * This function take the view/templates/admin_logs.tpl file and generates a
1792  * page where admin can configure the logging of friendica.
1793  *
1794  * Displaying the log is separated from the log config as the logfile can get
1795  * big depending on the settings and changing settings regarding the logs can
1796  * thus waste bandwidth.
1797  *
1798  * The string returned contains the content of the template file with replaced
1799  * macros.
1800  *
1801  * @param App $a
1802  * @return string
1803  */
1804 if(! function_exists('admin_page_logs')) {
1805 function admin_page_logs(&$a){
1806
1807         $log_choices = array(
1808                 LOGGER_NORMAL => 'Normal',
1809                 LOGGER_TRACE => 'Trace',
1810                 LOGGER_DEBUG => 'Debug',
1811                 LOGGER_DATA => 'Data',
1812                 LOGGER_ALL => 'All'
1813         );
1814
1815         $t = get_markup_template("admin_logs.tpl");
1816
1817         return replace_macros($t, array(
1818                 '$title' => t('Administration'),
1819                 '$page' => t('Logs'),
1820                 '$submit' => t('Save Settings'),
1821                 '$clear' => t('Clear'),
1822                 '$baseurl' => $a->get_baseurl(true),
1823                 '$logname' =>  get_config('system','logfile'),
1824
1825                 // name, label, value, help string, extra data...
1826                 '$debugging' => array('debugging', t("Enable Debugging"),get_config('system','debugging'), ""),
1827                 '$logfile' => array('logfile', t("Log file"), get_config('system','logfile'), t("Must be writable by web server. Relative to your Friendica top-level directory.")),
1828                 '$loglevel' => array('loglevel', t("Log level"), get_config('system','loglevel'), "", $log_choices),
1829
1830                 '$form_security_token' => get_form_security_token("admin_logs"),
1831                 '$phpheader' => t("PHP logging"),
1832                 '$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."),
1833                 '$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');",
1834         ));
1835 }
1836 }
1837
1838 /**
1839  * @brief Generates admin panel subpage to view the Friendica log
1840  *
1841  * This function loads the template view/templates/admin_viewlogs.tpl to
1842  * display the systemlog content. The filename for the systemlog of friendica
1843  * is relative to the base directory and taken from the config entry 'logfile'
1844  * in the 'system' category.
1845  *
1846  * Displaying the log is separated from the log config as the logfile can get
1847  * big depending on the settings and changing settings regarding the logs can
1848  * thus waste bandwidth.
1849  *
1850  * The string returned contains the content of the template file with replaced
1851  * macros.
1852  *
1853  * @param App $a
1854  * @return string
1855  */
1856 if(! function_exists('admin_page_viewlogs')) {
1857 function admin_page_viewlogs(&$a){
1858         $t = get_markup_template("admin_viewlogs.tpl");
1859         $f = get_config('system','logfile');
1860         $data = '';
1861
1862         if(!file_exists($f)) {
1863                 $data = t("Error trying to open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f exist and is readable.");
1864         }
1865         else {
1866                 $fp = fopen($f, 'r');
1867                 if(!$fp) {
1868                         $data = t("Couldn't open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f is readable.");
1869                 }
1870                 else {
1871                         $fstat = fstat($fp);
1872                         $size = $fstat['size'];
1873                         if($size != 0) {
1874                                 if($size > 5000000 || $size < 0)
1875                                         $size = 5000000;
1876                                 $seek = fseek($fp,0-$size,SEEK_END);
1877                                 if($seek === 0) {
1878                                         $data = escape_tags(fread($fp,$size));
1879                                         while(! feof($fp))
1880                                                 $data .= escape_tags(fread($fp,4096));
1881                                 }
1882                         }
1883                         fclose($fp);
1884                 }
1885         }
1886         return replace_macros($t, array(
1887                 '$title' => t('Administration'),
1888                 '$page' => t('View Logs'),
1889                 '$data' => $data,
1890                 '$logname' =>  get_config('system','logfile')
1891         ));
1892 }
1893 }
1894
1895 /**
1896  * @brief Prosesses data send by the features admin page
1897  *
1898  * @param App $a
1899  */
1900 if(! function_exists('admin_page_features_post')) {
1901 function admin_page_features_post(&$a) {
1902
1903         check_form_security_token_redirectOnErr('/admin/features', 'admin_manage_features');
1904
1905         logger('postvars: ' . print_r($_POST,true),LOGGER_DATA);
1906
1907         $arr = array();
1908         $features = get_features(false);
1909
1910         foreach($features as $fname => $fdata) {
1911                 foreach(array_slice($fdata,1) as $f) {
1912                         $feature = $f[0];
1913                         $feature_state = 'feature_' . $feature;
1914                         $featurelock = 'featurelock_' . $feature;
1915
1916                         if(x($_POST[$feature_state]))
1917                                 $val = intval($_POST['feature_' . $feature]);
1918                         else
1919                                 $val = 0;
1920                         set_config('feature',$feature,$val);
1921
1922                         if(x($_POST[$featurelock]))
1923                                 set_config('feature_lock',$feature,$val);
1924                         else
1925                                 del_config('feature_lock',$feature);
1926                 }
1927         }
1928
1929         goaway($a->get_baseurl(true) . '/admin/features' );
1930         return; // NOTREACHED
1931 }
1932 }
1933
1934 /**
1935  * @brief Subpage for global additional feature management
1936  *
1937  * This functin generates the subpage 'Manage Additional Features'
1938  * for the admin panel. At this page the admin can set preferences
1939  * for the user settings of the 'additional features'. If needed this
1940  * preferences can be locked through the admin.
1941  *
1942  * The returned string contains the HTML code of the subpage 'Manage
1943  * Additional Features'
1944  *
1945  * @param App $a
1946  * @return string
1947  */
1948 if(! function_exists('admin_page_features')) {
1949 function admin_page_features(&$a) {
1950
1951         if((argc() > 1) && (argv(1) === 'features')) {
1952                 $arr = array();
1953                 $features = get_features(false);
1954
1955                 foreach($features as $fname => $fdata) {
1956                         $arr[$fname] = array();
1957                         $arr[$fname][0] = $fdata[0];
1958                         foreach(array_slice($fdata,1) as $f) {
1959
1960                                 $set = get_config('feature',$f[0]);
1961                                 if($set === false)
1962                                         $set = $f[3];
1963                                 $arr[$fname][1][] = array(
1964                                         array('feature_' .$f[0],$f[1],$set,$f[2],array(t('Off'),t('On'))),
1965                                         array('featurelock_' .$f[0],sprintf( t('Lock feature %s'),$f[1]),(($f[4] !== false) ? "1" : ''),'',array(t('Off'),t('On')))
1966                                 );
1967                         }
1968                 }
1969
1970                 $tpl = get_markup_template("admin_settings_features.tpl");
1971                 $o .= replace_macros($tpl, array(
1972                         '$form_security_token' => get_form_security_token("admin_manage_features"),
1973                         '$title' => t('Manage Additional Features'),
1974                         '$features' => $arr,
1975                         '$submit' => t('Save Settings'),
1976                 ));
1977
1978                 return $o;
1979         }
1980 }
1981 }