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 $a
  24  *
  25  */
  26 function admin_post(&$a){
  27
  28
  29         if(!is_site_admin()) {
  30                 return;
  31         }
  32
  33         // do not allow a page manager to access the admin panel at all.
  34
  35         if(x($_SESSION,'submanage') && intval($_SESSION['submanage']))
  36                 return;
  37
  38
  39
  40         // urls
  41         if($a->argc > 1) {
  42                 switch ($a->argv[1]){
  43                         case 'site':
  44                                 admin_page_site_post($a);
  45                                 break;
  46                         case 'users':
  47                                 admin_page_users_post($a);
  48                                 break;
  49                         case 'plugins':
  50                                 if($a->argc > 2 &&
  51                                         is_file("addon/".$a->argv[2]."/".$a->argv[2].".php")) {
  52                                                 @include_once("addon/".$a->argv[2]."/".$a->argv[2].".php");
  53                                                 if(function_exists($a->argv[2].'_plugin_admin_post')) {
  54                                                         $func = $a->argv[2].'_plugin_admin_post';
  55                                                         $func($a);
  56                                                 }
  57                                 }
  58                                 goaway('admin/plugins/'.$a->argv[2]);
  59                                 return; // NOTREACHED
  60                                 break;
  61                         case 'themes':
  62                                 if($a->argc < 2) {
  63                                         if(is_ajax()) return;
  64                                         goaway('admin/');
  65                                         return;
  66                                 }
  67
  68                                 $theme = $a->argv[2];
  69                                 if(is_file("view/theme/$theme/config.php")){
  70                                         function __call_theme_admin_post(&$a, $theme) {
  71                                                 $orig_theme = $a->theme;
  72                                                 $orig_page = $a->page;
  73                                                 $orig_session_theme = $_SESSION['theme'];
  74                                                 require_once("view/theme/$theme/theme.php");
  75                                                 require_once("view/theme/$theme/config.php");
  76                                                 $_SESSION['theme'] = $theme;
  77
  78
  79                                                 $init = $theme."_init";
  80                                                 if(function_exists($init)) $init($a);
  81                                                 if(function_exists("theme_admin_post")) {
  82                                                         $admin_form = theme_admin_post($a);
  83                                                 }
  84
  85                                                 $_SESSION['theme'] = $orig_session_theme;
  86                                                 $a->theme = $orig_theme;
  87                                                 $a->page = $orig_page;
  88                                                 return $admin_form;
  89                                         }
  90                                         __call_theme_admin_post($a, $theme);
  91                                 }
  92                                 info(t('Theme settings updated.'));
  93                                 if(is_ajax()) return;
  94
  95                                 goaway('admin/themes/'.$theme);
  96                                 return;
  97                                 break;
  98                         case 'features':
  99                                 admin_page_features_post($a);
 100                                 break;
 101                         case 'logs':
 102                                 admin_page_logs_post($a);
 103                                 break;
 104                         case 'dbsync':
 105                                 admin_page_dbsync_post($a);
 106                                 break;
 107                 }
 108         }
 109
 110         goaway('admin');
 111         return; // NOTREACHED
 112 }
 113
 114 /**
 115  * @brief Generates content of the admin panel pages
 116  *
 117  * This function generates the content for the admin panel. It consists of the
 118  * aside menu (same for the entire admin panel) and the code for the soecified
 119  * subpage of the panel.
 120  *
 121  * The structure of the adress is: /admin/subpage/details though "details" is
 122  * only necessary for some subpages, like themes or addons where it is the name
 123  * of one theme resp. addon from which the details should be shown. Content for
 124  * the subpages is generated in separate functions for each of the subpages.
 125  *
 126  * The returned string hold the generated HTML code of the page.
 127  *
 128  * @param App $a
 129  * @return string
 130  */
 131 function admin_content(&$a) {
 132
 133         if(!is_site_admin()) {
 134                 return login(false);
 135         }
 136
 137         if(x($_SESSION,'submanage') && intval($_SESSION['submanage']))
 138                 return "";
 139
 140         // APC deactivated, since there are problems with PHP 5.5
 141         //if (function_exists("apc_delete")) {
 142         //      $toDelete = new APCIterator('user', APC_ITER_VALUE);
 143         //      apc_delete($toDelete);
 144         //}
 145
 146         // Header stuff
 147         $a->page['htmlhead'] .= replace_macros(get_markup_template('admin_settings_head.tpl'), array());
 148
 149         /*
 150          * Side bar links
 151          */
 152         $aside_tools = array();
 153         // array(url, name, extra css classes)
 154         // not part of $aside to make the template more adjustable
 155         $aside_sub = array(
 156                 'site'   =>     array("admin/site/", t("Site") , "site"),
 157                 'users'  =>     array("admin/users/", t("Users") , "users"),
 158                 'plugins'=>     array("admin/plugins/", t("Plugins") , "plugins"),
 159                 'themes' =>     array("admin/themes/", t("Themes") , "themes"),
 160                 'features' =>   array("admin/features/", t("Additional features") , "features"),
 161                 'dbsync' =>     array("admin/dbsync/", t('DB updates'), "dbsync"),
 162                 'queue'  =>     array("admin/queue/", t('Inspect Queue'), "queue"),
 163                 'federation' => array("admin/federation/", t('Federation Statistics'), "federation"),
 164         );
 165
 166         /* get plugins admin page */
 167
 168         $r = q("SELECT `name` FROM `addon` WHERE `plugin_admin`=1 ORDER BY `name`");
 169         $aside_tools['plugins_admin']=array();
 170         foreach ($r as $h){
 171                 $plugin =$h['name'];
 172                 $aside_tools['plugins_admin'][] = array("admin/plugins/".$plugin, $plugin, "plugin");
 173                 // temp plugins with admin
 174                 $a->plugins_admin[] = $plugin;
 175         }
 176
 177         $aside_tools['logs'] = array("admin/logs/", t("Logs"), "logs");
 178         $aside_tools['viewlogs'] = array("admin/viewlogs/", t("View Logs"), 'viewlogs');
 179         $aside_tools['diagnostics_probe'] = array('probe/', t('probe address'), 'probe');
 180         $aside_tools['diagnostics_webfinger'] = array('webfinger/', t('check webfinger'), 'webfinger');
 181
 182         $t = get_markup_template("admin_aside.tpl");
 183         $a->page['aside'] .= replace_macros($t, array(
 184                 '$admin' => $aside_tools,
 185                 '$subpages' => $aside_sub,
 186                 '$admtxt' => t('Admin'),
 187                 '$plugadmtxt' => t('Plugin Features'),
 188                 '$logtxt' => t('Logs'),
 189                 '$diagnosticstxt' => t('diagnostics'),
 190                 '$h_pending' => t('User registrations waiting for confirmation'),
 191                 '$admurl'=> "admin/"
 192         ));
 193
 194
 195
 196         /*
 197          * Page content
 198          */
 199         $o = '';
 200         // urls
 201         if($a->argc > 1) {
 202                 switch ($a->argv[1]){
 203                         case 'site':
 204                                 $o = admin_page_site($a);
 205                                 break;
 206                         case 'users':
 207                                 $o = admin_page_users($a);
 208                                 break;
 209                         case 'plugins':
 210                                 $o = admin_page_plugins($a);
 211                                 break;
 212                         case 'themes':
 213                                 $o = admin_page_themes($a);
 214                                 break;
 215                         case 'features':
 216                                 $o = admin_page_features($a);
 217                                 break;
 218                         case 'logs':
 219                                 $o = admin_page_logs($a);
 220                                 break;
 221                         case 'viewlogs':
 222                                 $o = admin_page_viewlogs($a);
 223                                 break;
 224                         case 'dbsync':
 225                                 $o = admin_page_dbsync($a);
 226                                 break;
 227                         case 'queue':
 228                                 $o = admin_page_queue($a);
 229                                 break;
 230                         case 'federation':
 231                                 $o = admin_page_federation($a);
 232                                 break;
 233                         default:
 234                                 notice(t("Item not found."));
 235                 }
 236         } else {
 237                 $o = admin_page_summary($a);
 238         }
 239
 240         if(is_ajax()) {
 241                 echo $o;
 242                 killme();
 243                 return '';
 244         } else {
 245                 return $o;
 246         }
 247 }
 248
 249 /**
 250  * @brief Subpage with some stats about "the federation" network
 251  *
 252  * This function generates the "Federation Statistics" subpage for the admin
 253  * panel. The page lists some numbers to the part of "The Federation" known to
 254  * the node. This data includes the different connected networks (e.g.
 255  * Diaspora, Hubzilla, GNU Social) and the used versions in the different
 256  * networks.
 257  *
 258  * The returned string contains the HTML code of the subpage for display.
 259  *
 260  * @param App $a
 261  * @return string
 262  */
 263 function admin_page_federation(&$a) {
 264         // get counts on active friendica, diaspora, redmatrix, hubzilla, gnu
 265         // social and statusnet nodes this node is knowing
 266         //
 267         // We are looking for the following platforms in the DB, "Red" should find
 268         // all variants of that platform ID string as the q() function is stripping
 269         // off one % two of them are needed in the query
 270         // Add more platforms if you like, when one returns 0 known nodes it is not
 271         // displayed on the stats page.
 272         $platforms = array('Friendica', 'Diaspora', '%%red%%', 'Hubzilla', 'GNU Social', 'StatusNet');
 273         $colors    = array('Friendica' => '#ffc018',     // orange from the logo
 274                            'Diaspora'  => '#a1a1a1',     // logo is black and white, makes a gray
 275                            '%%red%%'   => '#c50001',     // fire red from the logo
 276                            'Hubzilla'  => '#43488a',     // blue from the logo
 277                            'GNU Social'=> '#a22430',     // dark red from the logo
 278                            'StatusNet' => '#789240');    // the green from the logo (red and blue have already others
 279         $counts = array();
 280         $total = 0;
 281
 282         foreach ($platforms as $p) {
 283                 // get a total count for the platform, the name and version of the
 284                 // highest version and the protocol tpe
 285                 $c = q('SELECT count(*) AS total, platform, network, version FROM gserver
 286                         WHERE platform LIKE "%s" AND last_contact > last_failure AND `version` != ""
 287                         ORDER BY version ASC;', $p);
 288                 $total = $total + $c[0]['total'];
 289
 290                 // what versions for that platform do we know at all?
 291                 // again only the active nodes
 292                 $v = q('SELECT count(*) AS total, version FROM gserver
 293                         WHERE last_contact > last_failure AND platform LIKE "%s"  AND `version` != ""
 294                         GROUP BY version
 295                         ORDER BY version;', $p);
 296
 297                 //
 298                 // clean up version numbers
 299                 //
 300                 // in the DB the Diaspora versions have the format x.x.x.x-xx the last
 301                 // part (-xx) should be removed to clean up the versions from the "head
 302                 // commit" information and combined into a single entry for x.x.x.x
 303                 if($p=='Diaspora') {
 304                         $newV = array();
 305                         $newVv = array();
 306                         foreach($v as $vv) {
 307                                 $newVC = $vv['total'];
 308                                 $newVV = $vv['version'];
 309                                 $posDash = strpos($newVV, '-');
 310                                 if($posDash)
 311                                         $newVV = substr($newVV, 0, $posDash);
 312                                 if(isset($newV[$newVV]))
 313                                         $newV[$newVV] += $newVC;
 314                                 else
 315                                         $newV[$newVV] = $newVC;
 316                         }
 317                         foreach ($newV as $key => $value) {
 318                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 319                         }
 320                         $v = $newVv;
 321                 }
 322
 323                 // early friendica versions have the format x.x.xxxx where xxxx is the
 324                 // DB version stamp; those should be operated out and versions be
 325                 // conbined
 326                 if($p=='Friendica') {
 327                         $newV = array();
 328                         $newVv = array();
 329                         foreach ($v as $vv) {
 330                                 $newVC = $vv['total'];
 331                                 $newVV = $vv['version'];
 332                                 $lastDot = strrpos($newVV,'.');
 333                                 $len = strlen($newVV)-1;
 334                                 if(($lastDot == $len-4) && (!strrpos($newVV,'-rc')==$len-3))
 335                                         $newVV = substr($newVV, 0, $lastDot);
 336                                 if(isset($newV[$newVV]))
 337                                         $newV[$newVV] += $newVC;
 338                                 else
 339                                         $newV[$newVV] = $newVC;
 340                         }
 341                         foreach ($newV as $key => $value) {
 342                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 343                         }
 344                         $v = $newVv;
 345                 }
 346
 347                 foreach ($v as $key => $vv)
 348                         $v[$key]["version"] = trim(strip_tags($vv["version"]));
 349
 350                 // the 3rd array item is needed for the JavaScript graphs as JS does
 351                 // not like some characters in the names of variables...
 352                 $counts[$p]=array($c[0], $v, str_replace(array(' ','%'),'',$p), $colors[$p]);
 353         }
 354
 355         // some helpful text
 356         $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.');
 357         $hint = t('The <em>Auto Discovered Contact Directory</em> feature is not enabled, it will improve the data displayed here.');
 358
 359         // load the template, replace the macros and return the page content
 360         $t = get_markup_template("admin_federation.tpl");
 361         return replace_macros($t, array(
 362                 '$title' => t('Administration'),
 363                 '$page' => t('Federation Statistics'),
 364                 '$intro' => $intro,
 365                 '$hint' => $hint,
 366                 '$autoactive' => get_config('system', 'poco_completion'),
 367                 '$counts' => $counts,
 368                 '$version' => FRIENDICA_VERSION,
 369                 '$legendtext' => sprintf(t('Currently this node is aware of %d nodes from the following platforms:'), $total),
 370                 '$baseurl' => $a->get_baseurl(),
 371         ));
 372 }
 373
 374 /**
 375  * @brief Admin Inspect Queue Page
 376  *
 377  * Generates a page for the admin to have a look into the current queue of
 378  * postings that are not deliverabke. Shown are the name and url of the
 379  * recipient, the delivery network and the dates when the posting was generated
 380  * and the last time tried to deliver the posting.
 381  *
 382  * The returned string holds the content of the page.
 383  *
 384  * @param App $a
 385  * @return string
 386  */
 387 function admin_page_queue(&$a) {
 388         // get content from the queue table
 389         $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;");
 390
 391         $t = get_markup_template("admin_queue.tpl");
 392         return replace_macros($t, array(
 393                 '$title' => t('Administration'),
 394                 '$page' => t('Inspect Queue'),
 395                 '$count' => sizeof($r),
 396                 'id_header' => t('ID'),
 397                 '$to_header' => t('Recipient Name'),
 398                 '$url_header' => t('Recipient Profile'),
 399                 '$network_header' => t('Network'),
 400                 '$created_header' => t('Created'),
 401                 '$last_header' => t('Last Tried'),
 402                 '$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.'),
 403                 '$entries' => $r,
 404         ));
 405 }
 406
 407 /**
 408  * @brief Admin Summary Page
 409  *
 410  * The summary page is the "start page" of the admin panel. It gives the admin
 411  * a first overview of the open adminastrative tasks.
 412  *
 413  * The returned string contains the HTML content of the generated page.
 414  *
 415  * @param App $a
 416  * @return string
 417  */
 418 function admin_page_summary(&$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  * @brief Process send data from Admin Site Page
 467  *
 468  * @param App $a
 469  */
 470 function admin_page_site_post(&$a) {
 471         if(!x($_POST,"page_site")) {
 472                 return;
 473         }
 474
 475         check_form_security_token_redirectOnErr('/admin/site', 'admin_site');
 476
 477         // relocate
 478         if(x($_POST,'relocate') && x($_POST,'relocate_url') && $_POST['relocate_url']!="") {
 479                 $new_url = $_POST['relocate_url'];
 480                 $new_url = rtrim($new_url,"/");
 481
 482                 $parsed = @parse_url($new_url);
 483                 if(!$parsed || (!x($parsed,'host') || !x($parsed,'scheme'))) {
 484                         notice(t("Can not parse base url. Must have at least <scheme>://<domain>"));
 485                         goaway('admin/site');
 486                 }
 487
 488                 /* steps:
 489                  * replace all "baseurl" to "new_url" in config, profile, term, items and contacts
 490                  * send relocate for every local user
 491                  * */
 492
 493                 $old_url = $a->get_baseurl(true);
 494
 495                 function update_table($table_name, $fields, $old_url, $new_url) {
 496                         global $db, $a;
 497
 498                         $dbold = dbesc($old_url);
 499                         $dbnew = dbesc($new_url);
 500
 501                         $upd = array();
 502                         foreach ($fields as $f) {
 503                                 $upd[] = "`$f` = REPLACE(`$f`, '$dbold', '$dbnew')";
 504                         }
 505
 506                         $upds = implode(", ", $upd);
 507
 508
 509
 510                         $q = sprintf("UPDATE %s SET %s;", $table_name, $upds);
 511                         $r = q($q);
 512                         if(!$r) {
 513                                 notice("Failed updating '$table_name': ".$db->error);
 514                                 goaway('admin/site');
 515                         }
 516                 }
 517
 518                 // update tables
 519                 update_table("profile", array('photo', 'thumb'), $old_url, $new_url);
 520                 update_table("term", array('url'), $old_url, $new_url);
 521                 update_table("contact", array('photo','thumb','micro','url','nurl','request','notify','poll','confirm','poco'), $old_url, $new_url);
 522                 update_table("gcontact", array('photo','url','nurl','server_url'), $old_url, $new_url);
 523                 update_table("item", array('owner-link','owner-avatar','author-name','author-link','author-avatar','body','plink','tag'), $old_url, $new_url);
 524
 525                 // update config
 526                 $a->set_baseurl($new_url);
 527                 set_config('system','url',$new_url);
 528
 529                 // send relocate
 530                 $users = q("SELECT uid FROM user WHERE account_removed = 0 AND account_expired = 0");
 531
 532                 foreach ($users as $user) {
 533                         proc_run('php', 'include/notifier.php', 'relocate', $user['uid']);
 534                 }
 535
 536                 info("Relocation started. Could take a while to complete.");
 537
 538                 goaway('admin/site');
 539         }
 540         // end relocate
 541
 542         $sitename               =       ((x($_POST,'sitename'))                 ? notags(trim($_POST['sitename']))              : '');
 543         $hostname               =       ((x($_POST,'hostname'))                 ? notags(trim($_POST['hostname']))              : '');
 544         $sender_email           =       ((x($_POST,'sender_email'))             ? notags(trim($_POST['sender_email']))          : '');
 545         $banner                 =       ((x($_POST,'banner'))                   ? trim($_POST['banner'])                        : false);
 546         $shortcut_icon          =       ((x($_POST,'shortcut_icon'))            ? notags(trim($_POST['shortcut_icon']))         : '');
 547         $touch_icon             =       ((x($_POST,'touch_icon'))               ? notags(trim($_POST['touch_icon']))            : '');
 548         $info                   =       ((x($_POST,'info'))                     ? trim($_POST['info'])                          : false);
 549         $language               =       ((x($_POST,'language'))                 ? notags(trim($_POST['language']))              : '');
 550         $theme                  =       ((x($_POST,'theme'))                    ? notags(trim($_POST['theme']))                 : '');
 551         $theme_mobile           =       ((x($_POST,'theme_mobile'))             ? notags(trim($_POST['theme_mobile']))          : '');
 552         $maximagesize           =       ((x($_POST,'maximagesize'))             ? intval(trim($_POST['maximagesize']))          :  0);
 553         $maximagelength         =       ((x($_POST,'maximagelength'))           ? intval(trim($_POST['maximagelength']))        :  MAX_IMAGE_LENGTH);
 554         $jpegimagequality       =       ((x($_POST,'jpegimagequality'))         ? intval(trim($_POST['jpegimagequality']))      :  JPEG_QUALITY);
 555
 556
 557         $register_policy        =       ((x($_POST,'register_policy'))          ? intval(trim($_POST['register_policy']))       :  0);
 558         $daily_registrations    =       ((x($_POST,'max_daily_registrations'))  ? intval(trim($_POST['max_daily_registrations']))       :0);
 559         $abandon_days           =       ((x($_POST,'abandon_days'))             ? intval(trim($_POST['abandon_days']))          :  0);
 560
 561         $register_text          =       ((x($_POST,'register_text'))            ? notags(trim($_POST['register_text']))         : '');
 562
 563         $allowed_sites          =       ((x($_POST,'allowed_sites'))            ? notags(trim($_POST['allowed_sites']))         : '');
 564         $allowed_email          =       ((x($_POST,'allowed_email'))            ? notags(trim($_POST['allowed_email']))         : '');
 565         $block_public           =       ((x($_POST,'block_public'))             ? True                                          : False);
 566         $force_publish          =       ((x($_POST,'publish_all'))              ? True                                          : False);
 567         $global_directory       =       ((x($_POST,'directory'))                ? notags(trim($_POST['directory']))             : '');
 568         $thread_allow           =       ((x($_POST,'thread_allow'))             ? True                                          : False);
 569         $newuser_private                =       ((x($_POST,'newuser_private'))          ? True                                  : False);
 570         $enotify_no_content             =       ((x($_POST,'enotify_no_content'))       ? True                                  : False);
 571         $private_addons                 =       ((x($_POST,'private_addons'))           ? True                                  : False);
 572         $disable_embedded               =       ((x($_POST,'disable_embedded'))         ? True                                  : False);
 573         $allow_users_remote_self        =       ((x($_POST,'allow_users_remote_self'))  ? True                                  : False);
 574
 575         $no_multi_reg           =       ((x($_POST,'no_multi_reg'))             ? True                                          : False);
 576         $no_openid              =       !((x($_POST,'no_openid'))               ? True                                          : False);
 577         $no_regfullname         =       !((x($_POST,'no_regfullname'))          ? True                                          : False);
 578         $no_utf                 =       !((x($_POST,'no_utf'))                  ? True                                          : False);
 579         $community_page_style   =       ((x($_POST,'community_page_style'))     ? intval(trim($_POST['community_page_style']))  : 0);
 580         $max_author_posts_community_page        =       ((x($_POST,'max_author_posts_community_page'))  ? intval(trim($_POST['max_author_posts_community_page']))       : 0);
 581
 582         $verifyssl              =       ((x($_POST,'verifyssl'))                ? True                                          : False);
 583         $proxyuser              =       ((x($_POST,'proxyuser'))                ? notags(trim($_POST['proxyuser']))             : '');
 584         $proxy                  =       ((x($_POST,'proxy'))                    ? notags(trim($_POST['proxy']))                 : '');
 585         $timeout                =       ((x($_POST,'timeout'))                  ? intval(trim($_POST['timeout']))               : 60);
 586         $delivery_interval      =       ((x($_POST,'delivery_interval'))        ? intval(trim($_POST['delivery_interval']))     : 0);
 587         $poll_interval          =       ((x($_POST,'poll_interval'))            ? intval(trim($_POST['poll_interval']))         : 0);
 588         $maxloadavg             =       ((x($_POST,'maxloadavg'))               ? intval(trim($_POST['maxloadavg']))            : 50);
 589         $maxloadavg_frontend    =       ((x($_POST,'maxloadavg_frontend'))      ? intval(trim($_POST['maxloadavg_frontend']))   : 50);
 590         $optimize_max_tablesize =       ((x($_POST,'optimize_max_tablesize'))   ? intval(trim($_POST['optimize_max_tablesize'])): 100);
 591         $optimize_fragmentation =       ((x($_POST,'optimize_fragmentation'))   ? intval(trim($_POST['optimize_fragmentation'])): 30);
 592         $poco_completion        =       ((x($_POST,'poco_completion'))          ? intval(trim($_POST['poco_completion']))       : false);
 593         $poco_requery_days      =       ((x($_POST,'poco_requery_days'))        ? intval(trim($_POST['poco_requery_days']))     : 7);
 594         $poco_discovery         =       ((x($_POST,'poco_discovery'))           ? intval(trim($_POST['poco_discovery']))        : 0);
 595         $poco_discovery_since   =       ((x($_POST,'poco_discovery_since'))     ? intval(trim($_POST['poco_discovery_since']))  : 30);
 596         $poco_local_search      =       ((x($_POST,'poco_local_search'))        ? intval(trim($_POST['poco_local_search']))     : false);
 597         $nodeinfo               =       ((x($_POST,'nodeinfo'))                 ? intval(trim($_POST['nodeinfo']))              : false);
 598         $dfrn_only              =       ((x($_POST,'dfrn_only'))                ? True                                          : False);
 599         $ostatus_disabled       =       !((x($_POST,'ostatus_disabled'))        ? True                                          : False);
 600         $ostatus_poll_interval  =       ((x($_POST,'ostatus_poll_interval'))    ? intval(trim($_POST['ostatus_poll_interval'])) :  0);
 601         $ostatus_full_threads   =       ((x($_POST,'ostatus_full_threads'))     ? True                                          : False);
 602         $diaspora_enabled       =       ((x($_POST,'diaspora_enabled'))         ? True                                          : False);
 603         $ssl_policy             =       ((x($_POST,'ssl_policy'))               ? intval($_POST['ssl_policy'])                  : 0);
 604         $force_ssl              =       ((x($_POST,'force_ssl'))                ? True                                          : False);
 605         $old_share              =       ((x($_POST,'old_share'))                ? True                                          : False);
 606         $hide_help              =       ((x($_POST,'hide_help'))                ? True                                          : False);
 607         $suppress_language      =       ((x($_POST,'suppress_language'))        ? True                                          : False);
 608         $suppress_tags          =       ((x($_POST,'suppress_tags'))            ? True                                          : False);
 609         $use_fulltext_engine    =       ((x($_POST,'use_fulltext_engine'))      ? True                                          : False);
 610         $itemcache              =       ((x($_POST,'itemcache'))                ? notags(trim($_POST['itemcache']))             : '');
 611         $itemcache_duration     =       ((x($_POST,'itemcache_duration'))       ? intval($_POST['itemcache_duration'])          : 0);
 612         $max_comments           =       ((x($_POST,'max_comments'))             ? intval($_POST['max_comments'])                : 0);
 613         $lockpath               =       ((x($_POST,'lockpath'))                 ? notags(trim($_POST['lockpath']))              : '');
 614         $temppath               =       ((x($_POST,'temppath'))                 ? notags(trim($_POST['temppath']))              : '');
 615         $basepath               =       ((x($_POST,'basepath'))                 ? notags(trim($_POST['basepath']))              : '');
 616         $singleuser             =       ((x($_POST,'singleuser'))               ? notags(trim($_POST['singleuser']))            : '');
 617         $proxy_disabled         =       ((x($_POST,'proxy_disabled'))           ? True                                          : False);
 618         $old_pager              =       ((x($_POST,'old_pager'))                ? True                                          : False);
 619         $only_tag_search        =       ((x($_POST,'only_tag_search'))          ? True                                          : False);
 620         $rino                   =       ((x($_POST,'rino'))                     ? intval($_POST['rino'])                        : 0);
 621         $embedly                =       ((x($_POST,'embedly'))                  ? notags(trim($_POST['embedly']))               : '');
 622         $worker                 =       ((x($_POST,'worker'))                   ? True                                          : False);
 623         $worker_queues          =       ((x($_POST,'worker_queues'))            ? intval($_POST['worker_queues'])               : 4);
 624         $worker_dont_fork       =       ((x($_POST,'worker_dont_fork'))         ? True                                          : False);
 625
 626         if($a->get_path() != "")
 627                 $diaspora_enabled = false;
 628
 629         if(!$thread_allow)
 630                 $ostatus_disabled = true;
 631
 632         if($ssl_policy != intval(get_config('system','ssl_policy'))) {
 633                 if($ssl_policy == SSL_POLICY_FULL) {
 634                         q("update `contact` set
 635                                 `url`     = replace(`url`    , 'http:' , 'https:'),
 636                                 `photo`   = replace(`photo`  , 'http:' , 'https:'),
 637                                 `thumb`   = replace(`thumb`  , 'http:' , 'https:'),
 638                                 `micro`   = replace(`micro`  , 'http:' , 'https:'),
 639                                 `request` = replace(`request`, 'http:' , 'https:'),
 640                                 `notify`  = replace(`notify` , 'http:' , 'https:'),
 641                                 `poll`    = replace(`poll`   , 'http:' , 'https:'),
 642                                 `confirm` = replace(`confirm`, 'http:' , 'https:'),
 643                                 `poco`    = replace(`poco`   , 'http:' , 'https:')
 644                                 where `self` = 1"
 645                         );
 646                         q("update `profile` set
 647                                 `photo`   = replace(`photo`  , 'http:' , 'https:'),
 648                                 `thumb`   = replace(`thumb`  , 'http:' , 'https:')
 649                                 where 1 "
 650                         );
 651                 }
 652                 elseif($ssl_policy == SSL_POLICY_SELFSIGN) {
 653                         q("update `contact` set
 654                                 `url`     = replace(`url`    , 'https:' , 'http:'),
 655                                 `photo`   = replace(`photo`  , 'https:' , 'http:'),
 656                                 `thumb`   = replace(`thumb`  , 'https:' , 'http:'),
 657                                 `micro`   = replace(`micro`  , 'https:' , 'http:'),
 658                                 `request` = replace(`request`, 'https:' , 'http:'),
 659                                 `notify`  = replace(`notify` , 'https:' , 'http:'),
 660                                 `poll`    = replace(`poll`   , 'https:' , 'http:'),
 661                                 `confirm` = replace(`confirm`, 'https:' , 'http:'),
 662                                 `poco`    = replace(`poco`   , 'https:' , 'http:')
 663                                 where `self` = 1"
 664                         );
 665                         q("update `profile` set
 666                                 `photo`   = replace(`photo`  , 'https:' , 'http:'),
 667                                 `thumb`   = replace(`thumb`  , 'https:' , 'http:')
 668                                 where 1 "
 669                         );
 670                 }
 671         }
 672         set_config('system','ssl_policy',$ssl_policy);
 673         set_config('system','delivery_interval',$delivery_interval);
 674         set_config('system','poll_interval',$poll_interval);
 675         set_config('system','maxloadavg',$maxloadavg);
 676         set_config('system','maxloadavg_frontend',$maxloadavg_frontend);
 677         set_config('system','optimize_max_tablesize',$optimize_max_tablesize);
 678         set_config('system','optimize_fragmentation',$optimize_fragmentation);
 679         set_config('system','poco_completion',$poco_completion);
 680         set_config('system','poco_requery_days',$poco_requery_days);
 681         set_config('system','poco_discovery',$poco_discovery);
 682         set_config('system','poco_discovery_since',$poco_discovery_since);
 683         set_config('system','poco_local_search',$poco_local_search);
 684         set_config('system','nodeinfo',$nodeinfo);
 685         set_config('config','sitename',$sitename);
 686         set_config('config','hostname',$hostname);
 687         set_config('config','sender_email', $sender_email);
 688         set_config('system','suppress_language',$suppress_language);
 689         set_config('system','suppress_tags',$suppress_tags);
 690         set_config('system','shortcut_icon',$shortcut_icon);
 691         set_config('system','touch_icon',$touch_icon);
 692
 693         if($banner=="") {
 694                 // don't know why, but del_config doesn't work...
 695                 q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
 696                         dbesc("system"),
 697                         dbesc("banner")
 698                 );
 699         } else {
 700                 set_config('system','banner', $banner);
 701         }
 702
 703         if($info=="") {
 704                 del_config('config','info');
 705         } else {
 706                 set_config('config','info',$info);
 707         }
 708         set_config('system','language', $language);
 709         set_config('system','theme', $theme);
 710
 711         if($theme_mobile === '---') {
 712                 del_config('system','mobile-theme');
 713         } else {
 714                 set_config('system','mobile-theme', $theme_mobile);
 715                 }
 716                 if($singleuser === '---') {
 717                         del_config('system','singleuser');
 718                 } else {
 719                         set_config('system','singleuser', $singleuser);
 720                 }
 721         set_config('system','maximagesize', $maximagesize);
 722         set_config('system','max_image_length', $maximagelength);
 723         set_config('system','jpeg_quality', $jpegimagequality);
 724
 725         set_config('config','register_policy', $register_policy);
 726         set_config('system','max_daily_registrations', $daily_registrations);
 727         set_config('system','account_abandon_days', $abandon_days);
 728         set_config('config','register_text', $register_text);
 729         set_config('system','allowed_sites', $allowed_sites);
 730         set_config('system','allowed_email', $allowed_email);
 731         set_config('system','block_public', $block_public);
 732         set_config('system','publish_all', $force_publish);
 733         set_config('system','directory', $global_directory);
 734         set_config('system','thread_allow', $thread_allow);
 735         set_config('system','newuser_private', $newuser_private);
 736         set_config('system','enotify_no_content', $enotify_no_content);
 737         set_config('system','disable_embedded', $disable_embedded);
 738         set_config('system','allow_users_remote_self', $allow_users_remote_self);
 739
 740         set_config('system','block_extended_register', $no_multi_reg);
 741         set_config('system','no_openid', $no_openid);
 742         set_config('system','no_regfullname', $no_regfullname);
 743         set_config('system','community_page_style', $community_page_style);
 744         set_config('system','max_author_posts_community_page', $max_author_posts_community_page);
 745         set_config('system','no_utf', $no_utf);
 746         set_config('system','verifyssl', $verifyssl);
 747         set_config('system','proxyuser', $proxyuser);
 748         set_config('system','proxy', $proxy);
 749         set_config('system','curl_timeout', $timeout);
 750         set_config('system','dfrn_only', $dfrn_only);
 751         set_config('system','ostatus_disabled', $ostatus_disabled);
 752         set_config('system','ostatus_poll_interval', $ostatus_poll_interval);
 753         set_config('system','ostatus_full_threads', $ostatus_full_threads);
 754         set_config('system','diaspora_enabled', $diaspora_enabled);
 755
 756         set_config('config','private_addons', $private_addons);
 757
 758         set_config('system','force_ssl', $force_ssl);
 759         set_config('system','old_share', $old_share);
 760         set_config('system','hide_help', $hide_help);
 761         set_config('system','use_fulltext_engine', $use_fulltext_engine);
 762         set_config('system','itemcache', $itemcache);
 763         set_config('system','itemcache_duration', $itemcache_duration);
 764         set_config('system','max_comments', $max_comments);
 765         set_config('system','lockpath', $lockpath);
 766         set_config('system','temppath', $temppath);
 767         set_config('system','basepath', $basepath);
 768         set_config('system','proxy_disabled', $proxy_disabled);
 769         set_config('system','old_pager', $old_pager);
 770         set_config('system','only_tag_search', $only_tag_search);
 771         set_config('system','worker', $worker);
 772         set_config('system','worker_queues', $worker_queues);
 773         set_config('system','worker_dont_fork', $worker_dont_fork);
 774
 775         if($rino==2 and !function_exists('mcrypt_create_iv')) {
 776                 notice(t("RINO2 needs mcrypt php extension to work."));
 777         } else {
 778                 set_config('system','rino_encrypt', $rino);
 779         }
 780
 781         set_config('system','embedly', $embedly);
 782
 783
 784         info(t('Site settings updated.').EOL);
 785         goaway('admin/site');
 786         return; // NOTREACHED
 787
 788 }
 789
 790 /**
 791  * @brief Generate Admin Site subpage
 792  *
 793  * This function generates the main configuration page of the admin panel.
 794  *
 795  * @param  App $a
 796  * @return string
 797  */
 798 function admin_page_site(&$a) {
 799
 800         /* Installed langs */
 801         $lang_choices = get_avaiable_languages();
 802
 803         if(strlen(get_config('system','directory_submit_url')) AND
 804                 !strlen(get_config('system','directory'))) {
 805                         set_config('system','directory', dirname(get_config('system','directory_submit_url')));
 806                         del_config('system','directory_submit_url');
 807         }
 808
 809         /* Installed themes */
 810         $theme_choices = array();
 811         $theme_choices_mobile = array();
 812         $theme_choices_mobile["---"] = t("No special theme for mobile devices");
 813         $files = glob('view/theme/*');
 814         if($files) {
 815                 foreach($files as $file) {
 816                         if(intval(file_exists($file.'/unsupported')))
 817                                 continue;
 818
 819                         $f = basename($file);
 820                         $theme_name = ((file_exists($file.'/experimental')) ?  sprintf("%s - \x28Experimental\x29", $f) : $f);
 821                         if(file_exists($file.'/mobile')) {
 822                                 $theme_choices_mobile[$f] = $theme_name;
 823                         } else {
 824                                 $theme_choices[$f] = $theme_name;
 825                         }
 826                 }
 827         }
 828
 829         /* Community page style */
 830         $community_page_style_choices = array(
 831                 CP_NO_COMMUNITY_PAGE => t("No community page"),
 832                 CP_USERS_ON_SERVER => t("Public postings from users of this site"),
 833                 CP_GLOBAL_COMMUNITY => t("Global community page")
 834                 );
 835
 836         /* OStatus conversation poll choices */
 837         $ostatus_poll_choices = array(
 838                 "-2" => t("Never"),
 839                 "-1" => t("At post arrival"),
 840                 "0" => t("Frequently"),
 841                 "60" => t("Hourly"),
 842                 "720" => t("Twice daily"),
 843                 "1440" => t("Daily")
 844                 );
 845
 846         $poco_discovery_choices = array(
 847                 "0" => t("Disabled"),
 848                 "1" => t("Users"),
 849                 "2" => t("Users, Global Contacts"),
 850                 "3" => t("Users, Global Contacts/fallback"),
 851                 );
 852
 853         $poco_discovery_since_choices = array(
 854                 "30" => t("One month"),
 855                 "91" => t("Three months"),
 856                 "182" => t("Half a year"),
 857                 "365" => t("One year"),
 858                 );
 859
 860         /* get user names to make the install a personal install of X */
 861         $user_names = array();
 862         $user_names['---'] = t('Multi user instance');
 863         $users = q("SELECT username, nickname FROM `user`");
 864         foreach ($users as $user) {
 865                 $user_names[$user['nickname']] = $user['username'];
 866         }
 867
 868         /* Banner */
 869         $banner = get_config('system','banner');
 870         if($banner == false)
 871                 $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>';
 872         $banner = htmlspecialchars($banner);
 873         $info = get_config('config','info');
 874         $info = htmlspecialchars($info);
 875
 876         // Automatically create temporary paths
 877         get_temppath();
 878         get_lockpath();
 879         get_itemcachepath();
 880
 881         //echo "<pre>"; var_dump($lang_choices); die("</pre>");
 882
 883         /* Register policy */
 884         $register_choices = array(
 885                 REGISTER_CLOSED => t("Closed"),
 886                 REGISTER_APPROVE => t("Requires approval"),
 887                 REGISTER_OPEN => t("Open")
 888         );
 889
 890         $ssl_choices = array(
 891                 SSL_POLICY_NONE => t("No SSL policy, links will track page SSL state"),
 892                 SSL_POLICY_FULL => t("Force all links to use SSL"),
 893                 SSL_POLICY_SELFSIGN => t("Self-signed certificate, use SSL for local links only (discouraged)")
 894         );
 895
 896         if($a->config['hostname'] == "")
 897                 $a->config['hostname'] = $a->get_hostname();
 898
 899         $diaspora_able = ($a->get_path() == "");
 900
 901         $t = get_markup_template("admin_site.tpl");
 902         return replace_macros($t, array(
 903                 '$title' => t('Administration'),
 904                 '$page' => t('Site'),
 905                 '$submit' => t('Save Settings'),
 906                 '$registration' => t('Registration'),
 907                 '$upload' => t('File upload'),
 908                 '$corporate' => t('Policies'),
 909                 '$advanced' => t('Advanced'),
 910                 '$portable_contacts' => t('Auto Discovered Contact Directory'),
 911                 '$performance' => t('Performance'),
 912                 '$worker_title' => t('Worker'),
 913                 '$relocate'=> t('Relocate - WARNING: advanced function. Could make this server unreachable.'),
 914                 '$baseurl' => $a->get_baseurl(true),
 915                 // name, label, value, help string, extra data...
 916                 '$sitename'             => array('sitename', t("Site name"), $a->config['sitename'],''),
 917                 '$hostname'             => array('hostname', t("Host name"), $a->config['hostname'], ""),
 918                 '$sender_email'         => array('sender_email', t("Sender Email"), $a->config['sender_email'], t("The email address your server shall use to send notification emails from."), "", "", "email"),
 919                 '$banner'               => array('banner', t("Banner/Logo"), $banner, ""),
 920                 '$shortcut_icon'        => array('shortcut_icon', t("Shortcut icon"), get_config('system','shortcut_icon'),  t("Link to an icon that will be used for browsers.")),
 921                 '$touch_icon'           => array('touch_icon', t("Touch icon"), get_config('system','touch_icon'),  t("Link to an icon that will be used for tablets and mobiles.")),
 922                 '$info'                 => array('info',t('Additional Info'), $info, sprintf(t('For public servers: you can add additional information here that will be listed at %s/siteinfo.'), get_server())),
 923                 '$language'             => array('language', t("System language"), get_config('system','language'), "", $lang_choices),
 924                 '$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>"), $theme_choices),
 925                 '$theme_mobile'         => array('theme_mobile', t("Mobile system theme"), get_config('system','mobile-theme'), t("Theme for mobile devices"), $theme_choices_mobile),
 926                 '$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"), $ssl_choices),
 927                 '$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.")),
 928                 '$old_share'            => array('old_share', t("Old style 'Share'"), get_config('system','old_share'), t("Deactivates the bbcode element 'share' for repeating items.")),
 929                 '$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.")),
 930                 '$singleuser'           => array('singleuser', t("Single user instance"), get_config('system','singleuser'), t("Make this instance multi-user or single-user for the named user"), $user_names),
 931                 '$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.")),
 932                 '$maximagelength'       => array('maximagelength', t("Maximum image length"), get_config('system','max_image_length'), t("Maximum length in pixels of the longest side of uploaded images. Default is -1, which means no limits.")),
 933                 '$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.")),
 934
 935                 '$register_policy'      => array('register_policy', t("Register policy"), $a->config['register_policy'], "", $register_choices),
 936                 '$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.")),
 937                 '$register_text'        => array('register_text', t("Register text"), $a->config['register_text'], t("Will be displayed prominently on the registration page.")),
 938                 '$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.')),
 939                 '$allowed_sites'        => array('allowed_sites', t("Allowed friend domains"), get_config('system','allowed_sites'), t("Comma separated list of domains which are allowed to establish friendships with this site. Wildcards are accepted. Empty to allow any domains")),
 940                 '$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")),
 941                 '$block_public'         => array('block_public', t("Block public"), get_config('system','block_public'), t("Check to block public access to all otherwise public personal pages on this site unless you are currently logged in.")),
 942                 '$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.")),
 943                 '$global_directory'     => array('directory', t("Global directory URL"), get_config('system','directory'), t("URL to the global directory. If this is not set, the global directory is completely unavailable to the application.")),
 944                 '$thread_allow'         => array('thread_allow', t("Allow threaded items"), get_config('system','thread_allow'), t("Allow infinite level threading for items on this site.")),
 945                 '$newuser_private'      => array('newuser_private', t("Private posts by default for new users"), get_config('system','newuser_private'), t("Set default post permissions for all new members to the default privacy group rather than public.")),
 946                 '$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.")),
 947                 '$private_addons'       => array('private_addons', t("Disallow public access to addons listed in the apps menu."), get_config('config','private_addons'), t("Checking this box will restrict addons listed in the apps menu to members only.")),
 948                 '$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.")),
 949                 '$allow_users_remote_self' => array('allow_users_remote_self', t('Allow Users to set remote_self'), get_config('system','allow_users_remote_self'), t('With checking this, every user is allowed to mark every contact as a remote_self in the repair contact dialog. Setting this flag on a contact causes mirroring every posting of that contact in the users stream.')),
 950                 '$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.")),
 951                 '$no_openid'            => array('no_openid', t("OpenID support"), !get_config('system','no_openid'), t("OpenID support for registration and logins.")),
 952                 '$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")),
 953                 '$no_utf'               => array('no_utf', t("UTF-8 Regular expressions"), !get_config('system','no_utf'), t("Use PHP UTF8 regular expressions")),
 954                 '$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."), $community_page_style_choices),
 955                 '$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')")),
 956                 '$ostatus_disabled'     => array('ostatus_disabled', t("Enable OStatus support"), !get_config('system','ostatus_disabled'), t("Provide built-in OStatus \x28StatusNet, GNU Social etc.\x29 compatibility. All communications in OStatus are public, so privacy warnings will be occasionally displayed.")),
 957                 '$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."), $ostatus_poll_choices),
 958                 '$ostatus_full_threads' => array('ostatus_full_threads', t("Only import OStatus threads from our contacts"), get_config('system','ostatus_full_threads'), t("Normally we import every content from our OStatus contacts. With this option we only store threads that are started by a contact that is known on our system.")),
 959                 '$ostatus_not_able'     => t("OStatus support can only be enabled if threading is enabled."),
 960                 '$diaspora_able'        => $diaspora_able,
 961                 '$diaspora_not_able'    => t("Diaspora support can't be enabled because Friendica was installed into a sub directory."),
 962                 '$diaspora_enabled'     => array('diaspora_enabled', t("Enable Diaspora support"), get_config('system','diaspora_enabled'), t("Provide built-in Diaspora network compatibility.")),
 963                 '$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.")),
 964                 '$verifyssl'            => array('verifyssl', t("Verify SSL"), get_config('system','verifyssl'), t("If you wish, you can turn on strict certificate checking. This will mean you cannot connect (at all) to self-signed SSL sites.")),
 965                 '$proxyuser'            => array('proxyuser', t("Proxy user"), get_config('system','proxyuser'), ""),
 966                 '$proxy'                => array('proxy', t("Proxy URL"), get_config('system','proxy'), ""),
 967                 '$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).")),
 968                 '$delivery_interval'    => array('delivery_interval', t("Delivery interval"), (x(get_config('system','delivery_interval'))?get_config('system','delivery_interval'):2), t("Delay background delivery processes by this many seconds to reduce system load. Recommend: 4-5 for shared hosts, 2-3 for virtual private servers. 0-1 for large dedicated servers.")),
 969                 '$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.")),
 970                 '$maxloadavg'           => array('maxloadavg', t("Maximum Load Average"), ((intval(get_config('system','maxloadavg')) > 0)?get_config('system','maxloadavg'):50), t("Maximum system load before delivery and poll processes are deferred - default 50.")),
 971                 '$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.")),
 972                 '$optimize_max_tablesize'=> array('optimize_max_tablesize', t("Maximum table size for optimization"), ((intval(get_config('system','optimize_max_tablesize')) > 0)?get_config('system','optimize_max_tablesize'):100), t("Maximum table size (in MB) for the automatic optimization - default 100 MB. Enter -1 to disable it.")),
 973                 '$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%.")),
 974
 975                 '$poco_completion'      => array('poco_completion', t("Periodical check of global contacts"), get_config('system','poco_completion'), t("If enabled, the global contacts are checked periodically for missing or outdated data and the vitality of the contacts and servers.")),
 976                 '$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.")),
 977                 '$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'."), $poco_discovery_choices),
 978                 '$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."), $poco_discovery_since_choices),
 979                 '$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.")),
 980
 981                 '$nodeinfo'             => array('nodeinfo', t("Publish server information"), get_config('system','nodeinfo'), t("If enabled, general server and usage data will be published. The data contains the name and version of the server, number of users with public profiles, number of posts and the activated protocols and connectors. See <a href='http://the-federation.info/'>the-federation.info</a> for details.")),
 982
 983                 '$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.")),
 984                 '$suppress_language'    => array('suppress_language', t("Suppress Language"), get_config('system','suppress_language'), t("Suppress language information in meta information about a posting.")),
 985                 '$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.")),
 986                 '$itemcache'            => array('itemcache', t("Path to item cache"), get_config('system','itemcache'), t("The item caches buffers generated bbcode and external images.")),
 987                 '$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.")),
 988                 '$max_comments'         => array('max_comments', t("Maximum numbers of comments per post"), get_config('system','max_comments'), t("How much comments should be shown for each post? Default value is 100.")),
 989                 '$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.")),
 990                 '$temppath'             => array('temppath', t("Temp path"), get_config('system','temppath'), t("If you have a restricted system where the webserver can't access the system temp path, enter another path here.")),
 991                 '$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.")),
 992                 '$proxy_disabled'       => array('proxy_disabled', t("Disable picture proxy"), get_config('system','proxy_disabled'), t("The picture proxy increases performance and privacy. It shouldn't be used on systems with very low bandwith.")),
 993                 '$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.")),
 994                 '$only_tag_search'      => array('only_tag_search', t("Only search in tags"), get_config('system','only_tag_search'), t("On large systems the text search can slow down the system extremely.")),
 995
 996                 '$relocate_url'         => array('relocate_url', t("New base url"), $a->get_baseurl(), t("Change base url for this server. Sends relocate message to all DFRN contacts of all users.")),
 997
 998                 '$rino'                 => array('rino', t("RINO Encryption"), intval(get_config('system','rino_encrypt')), t("Encryption layer between nodes."), array("Disabled", "RINO1 (deprecated)", "RINO2")),
 999                 '$embedly'              => array('embedly', t("Embedly API key"), get_config('system','embedly'), t("<a href='http://embed.ly'>Embedly</a> is used to fetch additional data for web pages. This is an optional parameter.")),
1000
1001                 '$worker'               => array('worker', t("Enable 'worker' background processing"), get_config('system','worker'), t("The worker background processing limits the number of parallel background jobs to a maximum number and respects the system load.")),
1002                 '$worker_queues'        => array('worker_queues', t("Maximum number of parallel workers"), get_config('system','worker_queues'), t("On shared hosters set this to 2. On larger systems, values of 10 are great. Default value is 4.")),
1003                 '$worker_dont_fork'     => array('worker_dont_fork', t("Don't use 'proc_open' with the worker"), get_config('system','worker_dont_fork'), t("Enable this if your system doesn't allow the use of 'proc_open'. This can happen on shared hosters. If this is enabled you should increase the frequency of poller calls in your crontab.")),
1004
1005                 '$form_security_token'  => get_form_security_token("admin_site")
1006
1007         ));
1008
1009 }
1010
1011 /**
1012  * @brief Generates admin panel subpage for DB syncronization
1013  *
1014  * This page checks if the database of friendica is in sync with the specs.
1015  * Should this not be the case, it attemps to sync the structure and notifies
1016  * the admin if the automatic process was failing.
1017  *
1018  * The returned string holds the HTML code of the page.
1019  *
1020  * @param App $a
1021  * @return string
1022  **/
1023 function admin_page_dbsync(&$a) {
1024
1025         $o = '';
1026
1027         if($a->argc > 3 && intval($a->argv[3]) && $a->argv[2] === 'mark') {
1028                 set_config('database', 'update_'.intval($a->argv[3]), 'success');
1029                 $curr = get_config('system','build');
1030                 if(intval($curr) == intval($a->argv[3]))
1031                         set_config('system','build',intval($curr) + 1);
1032                 info(t('Update has been marked successful').EOL);
1033                 goaway('admin/dbsync');
1034         }
1035
1036         if(($a->argc > 2) AND (intval($a->argv[2]) OR ($a->argv[2] === 'check'))) {
1037                 require_once("include/dbstructure.php");
1038                 $retval = update_structure(false, true);
1039                 if(!$retval) {
1040                         $o .= sprintf(t("Database structure update %s was successfully applied."), DB_UPDATE_VERSION)."<br />";
1041                         set_config('database', 'dbupdate_'.DB_UPDATE_VERSION, 'success');
1042                 } else
1043                         $o .= sprintf(t("Executing of database structure update %s failed with error: %s"),
1044                                         DB_UPDATE_VERSION, $retval)."<br />";
1045                 if($a->argv[2] === 'check')
1046                         return $o;
1047         }
1048
1049         if($a->argc > 2 && intval($a->argv[2])) {
1050                 require_once('update.php');
1051                 $func = 'update_'.intval($a->argv[2]);
1052                 if(function_exists($func)) {
1053                         $retval = $func();
1054                         if($retval === UPDATE_FAILED) {
1055                                 $o .= sprintf(t("Executing %s failed with error: %s"), $func, $retval);
1056                         }
1057                         elseif($retval === UPDATE_SUCCESS) {
1058                                 $o .= sprintf(t('Update %s was successfully applied.', $func));
1059                                 set_config('database',$func, 'success');
1060                         }
1061                         else
1062                                 $o .= sprintf(t('Update %s did not return a status. Unknown if it succeeded.'), $func);
1063                 } else {
1064                         $o .= sprintf(t('There was no additional update function %s that needed to be called.'), $func)."<br />";
1065                         set_config('database',$func, 'success');
1066                 }
1067                 return $o;
1068         }
1069
1070         $failed = array();
1071         $r = q("select k, v from config where `cat` = 'database' ");
1072         if(count($r)) {
1073                 foreach($r as $rr) {
1074                         $upd = intval(substr($rr['k'],7));
1075                         if($upd < 1139 || $rr['v'] === 'success')
1076                                 continue;
1077                         $failed[] = $upd;
1078                 }
1079         }
1080         if(! count($failed)) {
1081                 $o = replace_macros(get_markup_template('structure_check.tpl'),array(
1082                         '$base' => $a->get_baseurl(true),
1083                         '$banner' => t('No failed updates.'),
1084                         '$check' => t('Check database structure'),
1085                 ));
1086         } else {
1087                 $o = replace_macros(get_markup_template('failed_updates.tpl'),array(
1088                         '$base' => $a->get_baseurl(true),
1089                         '$banner' => t('Failed Updates'),
1090                         '$desc' => t('This does not include updates prior to 1139, which did not return a status.'),
1091                         '$mark' => t('Mark success (if update was manually applied)'),
1092                         '$apply' => t('Attempt to execute this update step automatically'),
1093                         '$failed' => $failed
1094                 ));
1095         }
1096
1097         return $o;
1098
1099 }
1100
1101 /**
1102  * @brief Process data send by Users admin page
1103  *
1104  * @param App $a
1105  */
1106 function admin_page_users_post(&$a){
1107         $pending        =       (x($_POST, 'pending')                   ? $_POST['pending']             : array());
1108         $users          =       (x($_POST, 'user')                      ? $_POST['user']                : array());
1109         $nu_name        =       (x($_POST, 'new_user_name')             ? $_POST['new_user_name']       : '');
1110         $nu_nickname    =       (x($_POST, 'new_user_nickname') ? $_POST['new_user_nickname']   : '');
1111         $nu_email       =       (x($_POST, 'new_user_email')            ? $_POST['new_user_email']      : '');
1112
1113         check_form_security_token_redirectOnErr('/admin/users', 'admin_users');
1114
1115         if(!($nu_name==="") && !($nu_email==="") && !($nu_nickname==="")) {
1116                 require_once('include/user.php');
1117
1118                 $result = create_user(array('username'=>$nu_name, 'email'=>$nu_email, 'nickname'=>$nu_nickname, 'verified'=>1));
1119                 if(! $result['success']) {
1120                         notice($result['message']);
1121                         return;
1122                 }
1123                 $nu = $result['user'];
1124                 $preamble = deindent(t('
1125                         Dear %1$s,
1126                                 the administrator of %2$s has set up an account for you.'));
1127                 $body = deindent(t('
1128                         The login details are as follows:
1129
1130                         Site Location:  %1$s
1131                         Login Name:             %2$s
1132                         Password:               %3$s
1133
1134                         You may change your password from your account "Settings" page after logging
1135                         in.
1136
1137                         Please take a few moments to review the other account settings on that page.
1138
1139                         You may also wish to add some basic information to your default profile
1140                         (on the "Profiles" page) so that other people can easily find you.
1141
1142                         We recommend setting your full name, adding a profile photo,
1143                         adding some profile "keywords" (very useful in making new friends) - and
1144                         perhaps what country you live in; if you do not wish to be more specific
1145                         than that.
1146
1147                         We fully respect your right to privacy, and none of these items are necessary.
1148                         If you are new and do not know anybody here, they may help
1149                         you to make some new and interesting friends.
1150
1151                         Thank you and welcome to %4$s.'));
1152
1153                 $preamble = sprintf($preamble, $nu['username'], $a->config['sitename']);
1154                 $body = sprintf($body, $a->get_baseurl(), $nu['email'], $result['password'], $a->config['sitename']);
1155
1156                 notification(array(
1157                         'type' => "SYSTEM_EMAIL",
1158                         'to_email' => $nu['email'],
1159                         'subject'=> sprintf(t('Registration details for %s'), $a->config['sitename']),
1160                         'preamble'=> $preamble,
1161                         'body' => $body));
1162
1163         }
1164
1165         if(x($_POST,'page_users_block')) {
1166                 foreach($users as $uid){
1167                         q("UPDATE `user` SET `blocked`=1-`blocked` WHERE `uid`=%s",
1168                                 intval($uid)
1169                         );
1170                 }
1171                 notice(sprintf(tt("%s user blocked/unblocked", "%s users blocked/unblocked", count($users)), count($users)));
1172         }
1173         if(x($_POST,'page_users_delete')) {
1174                 require_once("include/Contact.php");
1175                 foreach($users as $uid){
1176                         user_remove($uid);
1177                 }
1178                 notice(sprintf(tt("%s user deleted", "%s users deleted", count($users)), count($users)));
1179         }
1180
1181         if(x($_POST,'page_users_approve')) {
1182                 require_once("mod/regmod.php");
1183                 foreach($pending as $hash){
1184                         user_allow($hash);
1185                 }
1186         }
1187         if(x($_POST,'page_users_deny')) {
1188                 require_once("mod/regmod.php");
1189                 foreach($pending as $hash){
1190                         user_deny($hash);
1191                 }
1192         }
1193         goaway('admin/users');
1194         return; // NOTREACHED
1195 }
1196
1197 /**
1198  * @brief Admin panel subpage for User management
1199  *
1200  * This function generates the admin panel page for user management of the
1201  * node. It offers functionality to add/block/delete users and offers some
1202  * statistics about the userbase.
1203  *
1204  * The returned string holds the HTML code of the page.
1205  *
1206  * @param App $a
1207  * @return string
1208  */
1209 function admin_page_users(&$a){
1210         if($a->argc>2) {
1211                 $uid = $a->argv[3];
1212                 $user = q("SELECT username, blocked FROM `user` WHERE `uid`=%d", intval($uid));
1213                 if(count($user)==0) {
1214                         notice('User not found'.EOL);
1215                         goaway('admin/users');
1216                         return ''; // NOTREACHED
1217                 }
1218                 switch($a->argv[2]){
1219                         case "delete":{
1220                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1221                                 // delete user
1222                                 require_once("include/Contact.php");
1223                                 user_remove($uid);
1224
1225                                 notice(sprintf(t("User '%s' deleted"), $user[0]['username']).EOL);
1226                         }; break;
1227                         case "block":{
1228                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1229                                 q("UPDATE `user` SET `blocked`=%d WHERE `uid`=%s",
1230                                         intval(1-$user[0]['blocked']),
1231                                         intval($uid)
1232                                 );
1233                                 notice(sprintf(($user[0]['blocked']?t("User '%s' unblocked"):t("User '%s' blocked")) , $user[0]['username']).EOL);
1234                         }; break;
1235                 }
1236                 goaway('admin/users');
1237                 return ''; // NOTREACHED
1238
1239         }
1240
1241         /* get pending */
1242         $pending = q("SELECT `register`.*, `contact`.`name`, `user`.`email`
1243                                  FROM `register`
1244                                  LEFT JOIN `contact` ON `register`.`uid` = `contact`.`uid`
1245                                  LEFT JOIN `user` ON `register`.`uid` = `user`.`uid`;");
1246
1247
1248         /* get users */
1249         $total = q("SELECT count(*) as total FROM `user` where 1");
1250         if(count($total)) {
1251                 $a->set_pager_total($total[0]['total']);
1252                 $a->set_pager_itemspage(100);
1253         }
1254
1255         $users = q("SELECT `user`.* , `contact`.`name` , `contact`.`url` , `contact`.`micro`, `lastitem`.`lastitem_date`, `user`.`account_expired`
1256                                 FROM
1257                                         (SELECT MAX(`item`.`changed`) as `lastitem_date`, `item`.`uid`
1258                                         FROM `item`
1259                                         WHERE `item`.`type` = 'wall'
1260                                         GROUP BY `item`.`uid`) AS `lastitem`
1261                                                  RIGHT OUTER JOIN `user` ON `user`.`uid` = `lastitem`.`uid`,
1262                                            `contact`
1263                                 WHERE
1264                                            `user`.`uid` = `contact`.`uid`
1265                                                 AND `user`.`verified` =1
1266                                         AND `contact`.`self` =1
1267                                 ORDER BY `contact`.`name` LIMIT %d, %d
1268                                 ",
1269                                 intval($a->pager['start']),
1270                                 intval($a->pager['itemspage'])
1271                                 );
1272
1273         $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
1274         $_setup_users = function ($e) use ($adminlist){
1275                 $accounts = array(
1276                         t('Normal Account'),
1277                         t('Soapbox Account'),
1278                         t('Community/Celebrity Account'),
1279                                                 t('Automatic Friend Account')
1280                 );
1281                 $e['page-flags'] = $accounts[$e['page-flags']];
1282                 $e['register_date'] = relative_date($e['register_date']);
1283                 $e['login_date'] = relative_date($e['login_date']);
1284                 $e['lastitem_date'] = relative_date($e['lastitem_date']);
1285                 //$e['is_admin'] = ($e['email'] === $a->config['admin_email']);
1286                 $e['is_admin'] = in_array($e['email'], $adminlist);
1287                 $e['is_deletable'] = (intval($e['uid']) != local_user());
1288                 $e['deleted'] = ($e['account_removed']?relative_date($e['account_expires_on']):False);
1289                 return $e;
1290         };
1291         $users = array_map($_setup_users, $users);
1292
1293
1294         // Get rid of dashes in key names, Smarty3 can't handle them
1295         // and extracting deleted users
1296
1297         $tmp_users = array();
1298         $deleted = array();
1299
1300         while(count($users)) {
1301                 $new_user = array();
1302                 foreach(array_pop($users) as $k => $v) {
1303                         $k = str_replace('-','_',$k);
1304                         $new_user[$k] = $v;
1305                 }
1306                 if($new_user['deleted']) {
1307                         array_push($deleted, $new_user);
1308                 }
1309                 else {
1310                         array_push($tmp_users, $new_user);
1311                 }
1312         }
1313         //Reversing the two array, and moving $tmp_users to $users
1314         array_reverse($deleted);
1315         while(count($tmp_users)) {
1316                 array_push($users, array_pop($tmp_users));
1317         }
1318
1319         $t = get_markup_template("admin_users.tpl");
1320         $o = replace_macros($t, array(
1321                 // strings //
1322                 '$title' => t('Administration'),
1323                 '$page' => t('Users'),
1324                 '$submit' => t('Add User'),
1325                 '$select_all' => t('select all'),
1326                 '$h_pending' => t('User registrations waiting for confirm'),
1327                 '$h_deleted' => t('User waiting for permanent deletion'),
1328                 '$th_pending' => array(t('Request date'), t('Name'), t('Email')),
1329                 '$no_pending' =>  t('No registrations.'),
1330                 '$approve' => t('Approve'),
1331                 '$deny' => t('Deny'),
1332                 '$delete' => t('Delete'),
1333                 '$block' => t('Block'),
1334                 '$unblock' => t('Unblock'),
1335                 '$siteadmin' => t('Site admin'),
1336                 '$accountexpired' => t('Account expired'),
1337
1338                 '$h_users' => t('Users'),
1339                 '$h_newuser' => t('New User'),
1340                 '$th_deleted' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'), t('Deleted since')),
1341                 '$th_users' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'),  t('Account')),
1342
1343                 '$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?'),
1344                 '$confirm_delete' => t('The user {0} will be deleted!\n\nEverything this user has posted on this site will be permanently deleted!\n\nAre you sure?'),
1345
1346                 '$form_security_token' => get_form_security_token("admin_users"),
1347
1348                 // values //
1349                 '$baseurl' => $a->get_baseurl(true),
1350
1351                 '$pending' => $pending,
1352                 'deleted' => $deleted,
1353                 '$users' => $users,
1354                 '$newusername' => array('new_user_name', t("Name"), '', t("Name of the new user.")),
1355                 '$newusernickname' => array('new_user_nickname', t("Nickname"), '', t("Nickname of the new user.")),
1356                 '$newuseremail' => array('new_user_email', t("Email"), '', t("Email address of the new user."), '', '', 'email'),
1357         ));
1358         $o .= paginate($a);
1359         return $o;
1360 }
1361
1362
1363 /**
1364  * @brief Plugins admin page
1365  *
1366  * This function generates the admin panel page for managing plugins on the
1367  * friendica node. If a plugin name is given a single page showing the details
1368  * for this addon is generated. If no name is given, a list of available
1369  * plugins is shown.
1370  *
1371  * The template used for displaying the list of plugins and the details of the
1372  * plugin are the same as used for the templates.
1373  *
1374  * The returned string returned hulds the HTML code of the page.
1375  *
1376  * @param App $a
1377  * @return string
1378  */
1379 function admin_page_plugins(&$a){
1380
1381         /*
1382          * Single plugin
1383          */
1384         if($a->argc == 3) {
1385                 $plugin = $a->argv[2];
1386                 if(!is_file("addon/$plugin/$plugin.php")) {
1387                         notice(t("Item not found."));
1388                         return '';
1389                 }
1390
1391                 if(x($_GET,"a") && $_GET['a']=="t") {
1392                         check_form_security_token_redirectOnErr('/admin/plugins', 'admin_themes', 't');
1393
1394                         // Toggle plugin status
1395                         $idx = array_search($plugin, $a->plugins);
1396                         if($idx !== false) {
1397                                 unset($a->plugins[$idx]);
1398                                 uninstall_plugin($plugin);
1399                                 info(sprintf(t("Plugin %s disabled."), $plugin));
1400                         } else {
1401                                 $a->plugins[] = $plugin;
1402                                 install_plugin($plugin);
1403                                 info(sprintf(t("Plugin %s enabled."), $plugin));
1404                         }
1405                         set_config("system","addon", implode(", ",$a->plugins));
1406                         goaway('admin/plugins');
1407                         return ''; // NOTREACHED
1408                 }
1409
1410                 // display plugin details
1411                 require_once('library/markdown.php');
1412
1413                 if(in_array($plugin, $a->plugins)) {
1414                         $status="on"; $action= t("Disable");
1415                 } else {
1416                         $status="off"; $action= t("Enable");
1417                 }
1418
1419                 $readme=Null;
1420                 if(is_file("addon/$plugin/README.md")) {
1421                         $readme = file_get_contents("addon/$plugin/README.md");
1422                         $readme = Markdown($readme);
1423                 } elseif(is_file("addon/$plugin/README")) {
1424                         $readme = "<pre>". file_get_contents("addon/$plugin/README") ."</pre>";
1425                 }
1426
1427                 $admin_form="";
1428                 if(is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)) {
1429                         @require_once("addon/$plugin/$plugin.php");
1430                         $func = $plugin.'_plugin_admin';
1431                         $func($a, $admin_form);
1432                 }
1433
1434                 $t = get_markup_template("admin_plugins_details.tpl");
1435
1436                 return replace_macros($t, array(
1437                         '$title' => t('Administration'),
1438                         '$page' => t('Plugins'),
1439                         '$toggle' => t('Toggle'),
1440                         '$settings' => t('Settings'),
1441                         '$baseurl' => $a->get_baseurl(true),
1442
1443                         '$plugin' => $plugin,
1444                         '$status' => $status,
1445                         '$action' => $action,
1446                         '$info' => get_plugin_info($plugin),
1447                         '$str_author' => t('Author: '),
1448                         '$str_maintainer' => t('Maintainer: '),
1449
1450                         '$admin_form' => $admin_form,
1451                         '$function' => 'plugins',
1452                         '$screenshot' => '',
1453                         '$readme' => $readme,
1454
1455                         '$form_security_token' => get_form_security_token("admin_themes"),
1456                 ));
1457         }
1458
1459
1460
1461         /*
1462          * List plugins
1463          */
1464
1465         if(x($_GET,"a") && $_GET['a']=="r") {
1466                 check_form_security_token_redirectOnErr($a->get_baseurl().'/admin/plugins', 'admin_themes', 't');
1467                 reload_plugins();
1468                 info("Plugins reloaded");
1469                 goaway($a->get_baseurl().'/admin/plugins');
1470         }
1471
1472         $plugins = array();
1473         $files = glob("addon/*/");
1474         if($files) {
1475                 foreach($files as $file) {
1476                         if(is_dir($file)) {
1477                                 list($tmp, $id)=array_map("trim", explode("/",$file));
1478                                 $info = get_plugin_info($id);
1479                                 $show_plugin = true;
1480
1481                                 // If the addon is unsupported, then only show it, when it is enabled
1482                                 if((strtolower($info["status"]) == "unsupported") AND !in_array($id,  $a->plugins))
1483                                         $show_plugin = false;
1484
1485                                 // Override the above szenario, when the admin really wants to see outdated stuff
1486                                 if(get_config("system", "show_unsupported_addons"))
1487                                         $show_plugin = true;
1488
1489                                 if($show_plugin)
1490                                         $plugins[] = array($id, (in_array($id,  $a->plugins)?"on":"off") , $info);
1491                         }
1492                 }
1493         }
1494
1495         $t = get_markup_template("admin_plugins.tpl");
1496         return replace_macros($t, array(
1497                 '$title' => t('Administration'),
1498                 '$page' => t('Plugins'),
1499                 '$submit' => t('Save Settings'),
1500                 '$reload' => t('Reload active plugins'),
1501                 '$baseurl' => $a->get_baseurl(true),
1502                 '$function' => 'plugins',
1503                 '$plugins' => $plugins,
1504                 '$pcount' => count($plugins),
1505                 '$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'),
1506                 '$form_security_token' => get_form_security_token("admin_themes"),
1507         ));
1508 }
1509
1510 /**
1511  * @param array $themes
1512  * @param string $th
1513  * @param int $result
1514  */
1515 function toggle_theme(&$themes,$th,&$result) {
1516         for($x = 0; $x < count($themes); $x ++) {
1517                 if($themes[$x]['name'] === $th) {
1518                         if($themes[$x]['allowed']) {
1519                                 $themes[$x]['allowed'] = 0;
1520                                 $result = 0;
1521                         }
1522                         else {
1523                                 $themes[$x]['allowed'] = 1;
1524                                 $result = 1;
1525                         }
1526                 }
1527         }
1528 }
1529
1530 /**
1531  * @param array $themes
1532  * @param string $th
1533  * @return int
1534  */
1535 function theme_status($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 $themes
1552  * @return string
1553  */
1554 function rebuild_theme_table($themes) {
1555         $o = '';
1556         if(count($themes)) {
1557                 foreach($themes as $th) {
1558                         if($th['allowed']) {
1559                                 if(strlen($o))
1560                                         $o .= ',';
1561                                 $o .= $th['name'];
1562                         }
1563                 }
1564         }
1565         return $o;
1566 }
1567
1568
1569 /**
1570  * @brief Themes admin page
1571  *
1572  * This function generates the admin panel page to control the themes available
1573  * on the friendica node. If the name of a theme is given as parameter a page
1574  * with the details for the theme is shown. Otherwise a list of available
1575  * themes is generated.
1576  *
1577  * The template used for displaying the list of themes and the details of the
1578  * themes are the same as used for the plugins.
1579  *
1580  * The returned string contains the HTML code of the admin panel page.
1581  *
1582  * @param App $a
1583  * @return string
1584  */
1585 function admin_page_themes(&$a){
1586
1587         $allowed_themes_str = get_config('system','allowed_themes');
1588         $allowed_themes_raw = explode(',',$allowed_themes_str);
1589         $allowed_themes = array();
1590         if(count($allowed_themes_raw))
1591                 foreach($allowed_themes_raw as $x)
1592                         if(strlen(trim($x)))
1593                                 $allowed_themes[] = trim($x);
1594
1595         $themes = array();
1596         $files = glob('view/theme/*');
1597         if($files) {
1598                 foreach($files as $file) {
1599                         $f = basename($file);
1600                         $is_experimental = intval(file_exists($file.'/experimental'));
1601                         $is_supported = 1-(intval(file_exists($file.'/unsupported')));
1602                         $is_allowed = intval(in_array($f,$allowed_themes));
1603
1604                         if($is_allowed OR $is_supported OR get_config("system", "show_unsupported_themes"))
1605                                 $themes[] = array('name' => $f, 'experimental' => $is_experimental, 'supported' => $is_supported, 'allowed' => $is_allowed);
1606                 }
1607         }
1608
1609         if(! count($themes)) {
1610                 notice(t('No themes found.'));
1611                 return '';
1612         }
1613
1614         /*
1615          * Single theme
1616          */
1617
1618         if($a->argc == 3) {
1619                 $theme = $a->argv[2];
1620                 if(! is_dir("view/theme/$theme")) {
1621                         notice(t("Item not found."));
1622                         return '';
1623                 }
1624
1625                 if(x($_GET,"a") && $_GET['a']=="t") {
1626                         check_form_security_token_redirectOnErr('/admin/themes', 'admin_themes', 't');
1627
1628                         // Toggle theme status
1629
1630                         toggle_theme($themes,$theme,$result);
1631                         $s = rebuild_theme_table($themes);
1632                         if($result) {
1633                                 install_theme($theme);
1634                                 info(sprintf('Theme %s enabled.',$theme));
1635                         }
1636                         else {
1637                                 uninstall_theme($theme);
1638                                 info(sprintf('Theme %s disabled.',$theme));
1639                         }
1640
1641                         set_config('system','allowed_themes',$s);
1642                         goaway('admin/themes');
1643                         return ''; // NOTREACHED
1644                 }
1645
1646                 // display theme details
1647                 require_once('library/markdown.php');
1648
1649                 if(theme_status($themes,$theme)) {
1650                         $status="on"; $action= t("Disable");
1651                 } else {
1652                         $status="off"; $action= t("Enable");
1653                 }
1654
1655                 $readme=Null;
1656                 if(is_file("view/theme/$theme/README.md")) {
1657                         $readme = file_get_contents("view/theme/$theme/README.md");
1658                         $readme = Markdown($readme);
1659                 } elseif(is_file("view/theme/$theme/README")) {
1660                         $readme = "<pre>". file_get_contents("view/theme/$theme/README") ."</pre>";
1661                 }
1662
1663                 $admin_form="";
1664                 if(is_file("view/theme/$theme/config.php")) {
1665                         function __get_theme_admin_form(&$a, $theme) {
1666                                 $orig_theme = $a->theme;
1667                                 $orig_page = $a->page;
1668                                 $orig_session_theme = $_SESSION['theme'];
1669                                 require_once("view/theme/$theme/theme.php");
1670                                 require_once("view/theme/$theme/config.php");
1671                                 $_SESSION['theme'] = $theme;
1672
1673
1674                                 $init = $theme."_init";
1675                                 if(function_exists($init)) $init($a);
1676                                 if(function_exists("theme_admin")) {
1677                                         $admin_form = theme_admin($a);
1678                                 }
1679
1680                                 $_SESSION['theme'] = $orig_session_theme;
1681                                 $a->theme = $orig_theme;
1682                                 $a->page = $orig_page;
1683                                 return $admin_form;
1684                         }
1685                         $admin_form = __get_theme_admin_form($a, $theme);
1686                 }
1687
1688                 $screenshot = array(get_theme_screenshot($theme), t('Screenshot'));
1689                 if(! stristr($screenshot[0],$theme))
1690                         $screenshot = null;
1691
1692
1693                 $t = get_markup_template("admin_plugins_details.tpl");
1694                 return replace_macros($t, array(
1695                         '$title' => t('Administration'),
1696                         '$page' => t('Themes'),
1697                         '$toggle' => t('Toggle'),
1698                         '$settings' => t('Settings'),
1699                         '$baseurl' => $a->get_baseurl(true),
1700                         '$plugin' => $theme,
1701                         '$status' => $status,
1702                         '$action' => $action,
1703                         '$info' => get_theme_info($theme),
1704                         '$function' => 'themes',
1705                         '$admin_form' => $admin_form,
1706                         '$str_author' => t('Author: '),
1707                         '$str_maintainer' => t('Maintainer: '),
1708                         '$screenshot' => $screenshot,
1709                         '$readme' => $readme,
1710
1711                         '$form_security_token' => get_form_security_token("admin_themes"),
1712                 ));
1713         }
1714
1715
1716         // reload active themes
1717         if(x($_GET,"a") && $_GET['a']=="r") {
1718                 check_form_security_token_redirectOnErr($a->get_baseurl().'/admin/themes', 'admin_themes', 't');
1719                 if($themes) {
1720                         foreach($themes as $th) {
1721                                 if($th['allowed']) {
1722                                         uninstall_theme($th['name']);
1723                                         install_theme($th['name']);
1724                                 }
1725                         }
1726                 }
1727                 info("Themes reloaded");
1728                 goaway($a->get_baseurl().'/admin/themes');
1729         }
1730
1731         /*
1732          * List themes
1733          */
1734
1735         $xthemes = array();
1736         if($themes) {
1737                 foreach($themes as $th) {
1738                         $xthemes[] = array($th['name'],(($th['allowed']) ? "on" : "off"), get_theme_info($th['name']));
1739                 }
1740         }
1741
1742
1743         $t = get_markup_template("admin_plugins.tpl");
1744         return replace_macros($t, array(
1745                 '$title' => t('Administration'),
1746                 '$page' => t('Themes'),
1747                 '$submit' => t('Save Settings'),
1748                 '$reload' => t('Reload active themes'),
1749                 '$baseurl' => $a->get_baseurl(true),
1750                 '$function' => 'themes',
1751                 '$plugins' => $xthemes,
1752                 '$pcount' => count($themes),
1753                 '$noplugshint' => sprintf(t('No themes found on the system. They should be paced in %1$s'),'<code>/view/themes</code>'),
1754                 '$experimental' => t('[Experimental]'),
1755                 '$unsupported' => t('[Unsupported]'),
1756                 '$form_security_token' => get_form_security_token("admin_themes"),
1757         ));
1758 }
1759
1760
1761 /**
1762  * @brief Prosesses data send by Logs admin page
1763  *
1764  * @param App $a
1765  */
1766 function admin_page_logs_post(&$a) {
1767         if(x($_POST,"page_logs")) {
1768                 check_form_security_token_redirectOnErr('/admin/logs', 'admin_logs');
1769
1770                 $logfile        =       ((x($_POST,'logfile'))          ? notags(trim($_POST['logfile']))       : '');
1771                 $debugging      =       ((x($_POST,'debugging'))        ? true                                  : false);
1772                 $loglevel       =       ((x($_POST,'loglevel'))         ? intval(trim($_POST['loglevel']))      : 0);
1773
1774                 set_config('system','logfile', $logfile);
1775                 set_config('system','debugging',  $debugging);
1776                 set_config('system','loglevel', $loglevel);
1777         }
1778
1779         info(t("Log settings updated."));
1780         goaway('admin/logs');
1781         return; // NOTREACHED
1782 }
1783
1784 /**
1785  * @brief Generates admin panel subpage for configuration of the logs
1786  *
1787  * This function take the view/templates/admin_logs.tpl file and generates a
1788  * page where admin can configure the logging of friendica.
1789  *
1790  * Displaying the log is separated from the log config as the logfile can get
1791  * big depending on the settings and changing settings regarding the logs can
1792  * thus waste bandwidth.
1793  *
1794  * The string returned contains the content of the template file with replaced
1795  * macros.
1796  *
1797  * @param App $a
1798  * @return string
1799  */
1800 function admin_page_logs(&$a){
1801
1802         $log_choices = array(
1803                 LOGGER_NORMAL => 'Normal',
1804                 LOGGER_TRACE => 'Trace',
1805                 LOGGER_DEBUG => 'Debug',
1806                 LOGGER_DATA => 'Data',
1807                 LOGGER_ALL => 'All'
1808         );
1809
1810         $t = get_markup_template("admin_logs.tpl");
1811
1812         return replace_macros($t, array(
1813                 '$title' => t('Administration'),
1814                 '$page' => t('Logs'),
1815                 '$submit' => t('Save Settings'),
1816                 '$clear' => t('Clear'),
1817                 '$baseurl' => $a->get_baseurl(true),
1818                 '$logname' =>  get_config('system','logfile'),
1819
1820                 // name, label, value, help string, extra data...
1821                 '$debugging' => array('debugging', t("Enable Debugging"),get_config('system','debugging'), ""),
1822                 '$logfile' => array('logfile', t("Log file"), get_config('system','logfile'), t("Must be writable by web server. Relative to your Friendica top-level directory.")),
1823                 '$loglevel' => array('loglevel', t("Log level"), get_config('system','loglevel'), "", $log_choices),
1824
1825                 '$form_security_token' => get_form_security_token("admin_logs"),
1826                 '$phpheader' => t("PHP logging"),
1827                 '$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."),
1828                 '$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');",
1829         ));
1830 }
1831
1832 /**
1833  * @brief Generates admin panel subpage to view the Friendica log
1834  *
1835  * This function loads the template view/templates/admin_viewlogs.tpl to
1836  * display the systemlog content. The filename for the systemlog of friendica
1837  * is relative to the base directory and taken from the config entry 'logfile'
1838  * in the 'system' category.
1839  *
1840  * Displaying the log is separated from the log config as the logfile can get
1841  * big depending on the settings and changing settings regarding the logs can
1842  * thus waste bandwidth.
1843  *
1844  * The string returned contains the content of the template file with replaced
1845  * macros.
1846  *
1847  * @param App $a
1848  * @return string
1849  */
1850 function admin_page_viewlogs(&$a){
1851         $t = get_markup_template("admin_viewlogs.tpl");
1852         $f = get_config('system','logfile');
1853         $data = '';
1854
1855         if(!file_exists($f)) {
1856                 $data = t("Error trying to open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f exist and is readable.");
1857         }
1858         else {
1859                 $fp = fopen($f, 'r');
1860                 if(!$fp) {
1861                         $data = t("Couldn't open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f is readable.");
1862                 }
1863                 else {
1864                         $fstat = fstat($fp);
1865                         $size = $fstat['size'];
1866                         if($size != 0) {
1867                                 if($size > 5000000 || $size < 0)
1868                                         $size = 5000000;
1869                                 $seek = fseek($fp,0-$size,SEEK_END);
1870                                 if($seek === 0) {
1871                                         $data = escape_tags(fread($fp,$size));
1872                                         while(! feof($fp))
1873                                                 $data .= escape_tags(fread($fp,4096));
1874                                 }
1875                         }
1876                         fclose($fp);
1877                 }
1878         }
1879         return replace_macros($t, array(
1880                 '$title' => t('Administration'),
1881                 '$page' => t('View Logs'),
1882                 '$data' => $data,
1883                 '$logname' =>  get_config('system','logfile')
1884         ));
1885 }
1886
1887 /**
1888  * @brief Prosesses data send by the features admin page
1889  *
1890  * @param App $a
1891  */
1892 function admin_page_features_post(&$a) {
1893
1894         check_form_security_token_redirectOnErr('/admin/features', 'admin_manage_features');
1895
1896         logger('postvars: '.print_r($_POST,true),LOGGER_DATA);
1897
1898         $arr = array();
1899         $features = get_features(false);
1900
1901         foreach($features as $fname => $fdata) {
1902                 foreach(array_slice($fdata,1) as $f) {
1903                         $feature = $f[0];
1904                         $feature_state = 'feature_'.$feature;
1905                         $featurelock = 'featurelock_'.$feature;
1906
1907                         if(x($_POST[$feature_state]))
1908                                 $val = intval($_POST['feature_'.$feature]);
1909                         else
1910                                 $val = 0;
1911                         set_config('feature',$feature,$val);
1912
1913                         if(x($_POST[$featurelock]))
1914                                 set_config('feature_lock',$feature,$val);
1915                         else
1916                                 del_config('feature_lock',$feature);
1917                 }
1918         }
1919
1920         goaway('admin/features');
1921         return; // NOTREACHED
1922 }
1923
1924 /**
1925  * @brief Subpage for global additional feature management
1926  *
1927  * This functin generates the subpage 'Manage Additional Features'
1928  * for the admin panel. At this page the admin can set preferences
1929  * for the user settings of the 'additional features'. If needed this
1930  * preferences can be locked through the admin.
1931  *
1932  * The returned string contains the HTML code of the subpage 'Manage
1933  * Additional Features'
1934  *
1935  * @param App $a
1936  * @return string
1937  */
1938 function admin_page_features(&$a) {
1939
1940         if((argc() > 1) && (argv(1) === 'features')) {
1941                 $arr = array();
1942                 $features = get_features(false);
1943
1944                 foreach($features as $fname => $fdata) {
1945                         $arr[$fname] = array();
1946                         $arr[$fname][0] = $fdata[0];
1947                         foreach(array_slice($fdata,1) as $f) {
1948
1949                                 $set = get_config('feature',$f[0]);
1950                                 if($set === false)
1951                                         $set = $f[3];
1952                                 $arr[$fname][1][] = array(
1953                                         array('feature_' .$f[0],$f[1],$set,$f[2],array(t('Off'),t('On'))),
1954                                         array('featurelock_' .$f[0],sprintf(t('Lock feature %s'),$f[1]),(($f[4] !== false) ? "1" : ''),'',array(t('Off'),t('On')))
1955                                 );
1956                         }
1957                 }
1958
1959                 $tpl = get_markup_template("admin_settings_features.tpl");
1960                 $o .= replace_macros($tpl, array(
1961                         '$form_security_token' => get_form_security_token("admin_manage_features"),
1962                         '$title' => t('Manage Additional Features'),
1963                         '$features' => $arr,
1964                         '$submit' => t('Save Settings'),
1965                 ));
1966
1967                 return $o;
1968         }
1969 }