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($_POST['embedly']))               : '');
 622
 623         if($a->get_path() != "")
 624                 $diaspora_enabled = false;
 625
 626         if(!$thread_allow)
 627                 $ostatus_disabled = true;
 628
 629         if($ssl_policy != intval(get_config('system','ssl_policy'))) {
 630                 if($ssl_policy == SSL_POLICY_FULL) {
 631                         q("update `contact` set
 632                                 `url`     = replace(`url`    , 'http:' , 'https:'),
 633                                 `photo`   = replace(`photo`  , 'http:' , 'https:'),
 634                                 `thumb`   = replace(`thumb`  , 'http:' , 'https:'),
 635                                 `micro`   = replace(`micro`  , 'http:' , 'https:'),
 636                                 `request` = replace(`request`, 'http:' , 'https:'),
 637                                 `notify`  = replace(`notify` , 'http:' , 'https:'),
 638                                 `poll`    = replace(`poll`   , 'http:' , 'https:'),
 639                                 `confirm` = replace(`confirm`, 'http:' , 'https:'),
 640                                 `poco`    = replace(`poco`   , 'http:' , 'https:')
 641                                 where `self` = 1"
 642                         );
 643                         q("update `profile` set
 644                                 `photo`   = replace(`photo`  , 'http:' , 'https:'),
 645                                 `thumb`   = replace(`thumb`  , 'http:' , 'https:')
 646                                 where 1 "
 647                         );
 648                 }
 649                 elseif($ssl_policy == SSL_POLICY_SELFSIGN) {
 650                         q("update `contact` set
 651                                 `url`     = replace(`url`    , 'https:' , 'http:'),
 652                                 `photo`   = replace(`photo`  , 'https:' , 'http:'),
 653                                 `thumb`   = replace(`thumb`  , 'https:' , 'http:'),
 654                                 `micro`   = replace(`micro`  , 'https:' , 'http:'),
 655                                 `request` = replace(`request`, 'https:' , 'http:'),
 656                                 `notify`  = replace(`notify` , 'https:' , 'http:'),
 657                                 `poll`    = replace(`poll`   , 'https:' , 'http:'),
 658                                 `confirm` = replace(`confirm`, 'https:' , 'http:'),
 659                                 `poco`    = replace(`poco`   , 'https:' , 'http:')
 660                                 where `self` = 1"
 661                         );
 662                         q("update `profile` set
 663                                 `photo`   = replace(`photo`  , 'https:' , 'http:'),
 664                                 `thumb`   = replace(`thumb`  , 'https:' , 'http:')
 665                                 where 1 "
 666                         );
 667                 }
 668         }
 669         set_config('system','ssl_policy',$ssl_policy);
 670         set_config('system','delivery_interval',$delivery_interval);
 671         set_config('system','poll_interval',$poll_interval);
 672         set_config('system','maxloadavg',$maxloadavg);
 673         set_config('system','maxloadavg_frontend',$maxloadavg_frontend);
 674         set_config('system','optimize_max_tablesize',$optimize_max_tablesize);
 675         set_config('system','optimize_fragmentation',$optimize_fragmentation);
 676         set_config('system','poco_completion',$poco_completion);
 677         set_config('system','poco_requery_days',$poco_requery_days);
 678         set_config('system','poco_discovery',$poco_discovery);
 679         set_config('system','poco_discovery_since',$poco_discovery_since);
 680         set_config('system','poco_local_search',$poco_local_search);
 681         set_config('system','nodeinfo',$nodeinfo);
 682         set_config('config','sitename',$sitename);
 683         set_config('config','hostname',$hostname);
 684         set_config('config','sender_email', $sender_email);
 685         set_config('system','suppress_language',$suppress_language);
 686         set_config('system','suppress_tags',$suppress_tags);
 687         set_config('system','shortcut_icon',$shortcut_icon);
 688         set_config('system','touch_icon',$touch_icon);
 689
 690         if($banner=="") {
 691                 // don't know why, but del_config doesn't work...
 692                 q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
 693                         dbesc("system"),
 694                         dbesc("banner")
 695                 );
 696         } else {
 697                 set_config('system','banner', $banner);
 698         }
 699
 700         if($info=="") {
 701                 del_config('config','info');
 702         } else {
 703                 set_config('config','info',$info);
 704         }
 705         set_config('system','language', $language);
 706         set_config('system','theme', $theme);
 707
 708         if($theme_mobile === '---') {
 709                 del_config('system','mobile-theme');
 710         } else {
 711                 set_config('system','mobile-theme', $theme_mobile);
 712                 }
 713                 if($singleuser === '---') {
 714                         del_config('system','singleuser');
 715                 } else {
 716                         set_config('system','singleuser', $singleuser);
 717                 }
 718         set_config('system','maximagesize', $maximagesize);
 719         set_config('system','max_image_length', $maximagelength);
 720         set_config('system','jpeg_quality', $jpegimagequality);
 721
 722         set_config('config','register_policy', $register_policy);
 723         set_config('system','max_daily_registrations', $daily_registrations);
 724         set_config('system','account_abandon_days', $abandon_days);
 725         set_config('config','register_text', $register_text);
 726         set_config('system','allowed_sites', $allowed_sites);
 727         set_config('system','allowed_email', $allowed_email);
 728         set_config('system','block_public', $block_public);
 729         set_config('system','publish_all', $force_publish);
 730         set_config('system','directory', $global_directory);
 731         set_config('system','thread_allow', $thread_allow);
 732         set_config('system','newuser_private', $newuser_private);
 733         set_config('system','enotify_no_content', $enotify_no_content);
 734         set_config('system','disable_embedded', $disable_embedded);
 735         set_config('system','allow_users_remote_self', $allow_users_remote_self);
 736
 737         set_config('system','block_extended_register', $no_multi_reg);
 738         set_config('system','no_openid', $no_openid);
 739         set_config('system','no_regfullname', $no_regfullname);
 740         set_config('system','community_page_style', $community_page_style);
 741         set_config('system','max_author_posts_community_page', $max_author_posts_community_page);
 742         set_config('system','no_utf', $no_utf);
 743         set_config('system','verifyssl', $verifyssl);
 744         set_config('system','proxyuser', $proxyuser);
 745         set_config('system','proxy', $proxy);
 746         set_config('system','curl_timeout', $timeout);
 747         set_config('system','dfrn_only', $dfrn_only);
 748         set_config('system','ostatus_disabled', $ostatus_disabled);
 749         set_config('system','ostatus_poll_interval', $ostatus_poll_interval);
 750         set_config('system','ostatus_full_threads', $ostatus_full_threads);
 751         set_config('system','diaspora_enabled', $diaspora_enabled);
 752
 753         set_config('config','private_addons', $private_addons);
 754
 755         set_config('system','force_ssl', $force_ssl);
 756         set_config('system','old_share', $old_share);
 757         set_config('system','hide_help', $hide_help);
 758         set_config('system','use_fulltext_engine', $use_fulltext_engine);
 759         set_config('system','itemcache', $itemcache);
 760         set_config('system','itemcache_duration', $itemcache_duration);
 761         set_config('system','max_comments', $max_comments);
 762         set_config('system','lockpath', $lockpath);
 763         set_config('system','temppath', $temppath);
 764         set_config('system','basepath', $basepath);
 765         set_config('system','proxy_disabled', $proxy_disabled);
 766         set_config('system','old_pager', $old_pager);
 767         set_config('system','only_tag_search', $only_tag_search);
 768
 769
 770         if($rino==2 and !function_exists('mcrypt_create_iv')) {
 771                 notice(t("RINO2 needs mcrypt php extension to work."));
 772         } else {
 773                 set_config('system','rino_encrypt', $rino);
 774         }
 775
 776         set_config('system','embedly', $embedly);
 777
 778
 779         info(t('Site settings updated.').EOL);
 780         goaway('admin/site');
 781         return; // NOTREACHED
 782
 783 }
 784
 785 /**
 786  * @brief Generate Admin Site subpage
 787  *
 788  * This function generates the main configuration page of the admin panel.
 789  *
 790  * @param  App $a
 791  * @return string
 792  */
 793 function admin_page_site(&$a) {
 794
 795         /* Installed langs */
 796         $lang_choices = get_avaiable_languages();
 797
 798         if(strlen(get_config('system','directory_submit_url')) AND
 799                 !strlen(get_config('system','directory'))) {
 800                         set_config('system','directory', dirname(get_config('system','directory_submit_url')));
 801                         del_config('system','directory_submit_url');
 802         }
 803
 804         /* Installed themes */
 805         $theme_choices = array();
 806         $theme_choices_mobile = array();
 807         $theme_choices_mobile["---"] = t("No special theme for mobile devices");
 808         $files = glob('view/theme/*');
 809         if($files) {
 810                 foreach($files as $file) {
 811                         if(intval(file_exists($file.'/unsupported')))
 812                                 continue;
 813
 814                         $f = basename($file);
 815                         $theme_name = ((file_exists($file.'/experimental')) ?  sprintf("%s - \x28Experimental\x29", $f) : $f);
 816                         if(file_exists($file.'/mobile')) {
 817                                 $theme_choices_mobile[$f] = $theme_name;
 818                         } else {
 819                                 $theme_choices[$f] = $theme_name;
 820                         }
 821                 }
 822         }
 823
 824         /* Community page style */
 825         $community_page_style_choices = array(
 826                 CP_NO_COMMUNITY_PAGE => t("No community page"),
 827                 CP_USERS_ON_SERVER => t("Public postings from users of this site"),
 828                 CP_GLOBAL_COMMUNITY => t("Global community page")
 829                 );
 830
 831         /* OStatus conversation poll choices */
 832         $ostatus_poll_choices = array(
 833                 "-2" => t("Never"),
 834                 "-1" => t("At post arrival"),
 835                 "0" => t("Frequently"),
 836                 "60" => t("Hourly"),
 837                 "720" => t("Twice daily"),
 838                 "1440" => t("Daily")
 839                 );
 840
 841         $poco_discovery_choices = array(
 842                 "0" => t("Disabled"),
 843                 "1" => t("Users"),
 844                 "2" => t("Users, Global Contacts"),
 845                 "3" => t("Users, Global Contacts/fallback"),
 846                 );
 847
 848         $poco_discovery_since_choices = array(
 849                 "30" => t("One month"),
 850                 "91" => t("Three months"),
 851                 "182" => t("Half a year"),
 852                 "365" => t("One year"),
 853                 );
 854
 855         /* get user names to make the install a personal install of X */
 856         $user_names = array();
 857         $user_names['---'] = t('Multi user instance');
 858         $users = q("SELECT username, nickname FROM `user`");
 859         foreach ($users as $user) {
 860                 $user_names[$user['nickname']] = $user['username'];
 861         }
 862
 863         /* Banner */
 864         $banner = get_config('system','banner');
 865         if($banner == false)
 866                 $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>';
 867         $banner = htmlspecialchars($banner);
 868         $info = get_config('config','info');
 869         $info = htmlspecialchars($info);
 870
 871         // Automatically create temporary paths
 872         get_temppath();
 873         get_lockpath();
 874         get_itemcachepath();
 875
 876         //echo "<pre>"; var_dump($lang_choices); die("</pre>");
 877
 878         /* Register policy */
 879         $register_choices = array(
 880                 REGISTER_CLOSED => t("Closed"),
 881                 REGISTER_APPROVE => t("Requires approval"),
 882                 REGISTER_OPEN => t("Open")
 883         );
 884
 885         $ssl_choices = array(
 886                 SSL_POLICY_NONE => t("No SSL policy, links will track page SSL state"),
 887                 SSL_POLICY_FULL => t("Force all links to use SSL"),
 888                 SSL_POLICY_SELFSIGN => t("Self-signed certificate, use SSL for local links only (discouraged)")
 889         );
 890
 891         if($a->config['hostname'] == "")
 892                 $a->config['hostname'] = $a->get_hostname();
 893
 894         $diaspora_able = ($a->get_path() == "");
 895
 896         $t = get_markup_template("admin_site.tpl");
 897         return replace_macros($t, array(
 898                 '$title' => t('Administration'),
 899                 '$page' => t('Site'),
 900                 '$submit' => t('Save Settings'),
 901                 '$registration' => t('Registration'),
 902                 '$upload' => t('File upload'),
 903                 '$corporate' => t('Policies'),
 904                 '$advanced' => t('Advanced'),
 905                 '$portable_contacts' => t('Auto Discovered Contact Directory'),
 906                 '$performance' => t('Performance'),
 907                 '$relocate'=> t('Relocate - WARNING: advanced function. Could make this server unreachable.'),
 908                 '$baseurl' => $a->get_baseurl(true),
 909                 // name, label, value, help string, extra data...
 910                 '$sitename'             => array('sitename', t("Site name"), $a->config['sitename'],''),
 911                 '$hostname'             => array('hostname', t("Host name"), $a->config['hostname'], ""),
 912                 '$sender_email'         => array('sender_email', t("Sender Email"), $a->config['sender_email'], t("The email address your server shall use to send notification emails from."), "", "", "email"),
 913                 '$banner'               => array('banner', t("Banner/Logo"), $banner, ""),
 914                 '$shortcut_icon'        => array('shortcut_icon', t("Shortcut icon"), get_config('system','shortcut_icon'),  t("Link to an icon that will be used for browsers.")),
 915                 '$touch_icon'           => array('touch_icon', t("Touch icon"), get_config('system','touch_icon'),  t("Link to an icon that will be used for tablets and mobiles.")),
 916                 '$info'                 => array('info',t('Additional Info'), $info, sprintf(t('For public servers: you can add additional information here that will be listed at %s/siteinfo.'), get_server())),
 917                 '$language'             => array('language', t("System language"), get_config('system','language'), "", $lang_choices),
 918                 '$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>"), $theme_choices),
 919                 '$theme_mobile'         => array('theme_mobile', t("Mobile system theme"), get_config('system','mobile-theme'), t("Theme for mobile devices"), $theme_choices_mobile),
 920                 '$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"), $ssl_choices),
 921                 '$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.")),
 922                 '$old_share'            => array('old_share', t("Old style 'Share'"), get_config('system','old_share'), t("Deactivates the bbcode element 'share' for repeating items.")),
 923                 '$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.")),
 924                 '$singleuser'           => array('singleuser', t("Single user instance"), get_config('system','singleuser'), t("Make this instance multi-user or single-user for the named user"), $user_names),
 925                 '$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.")),
 926                 '$maximagelength'       => array('maximagelength', t("Maximum image length"), get_config('system','max_image_length'), t("Maximum length in pixels of the longest side of uploaded images. Default is -1, which means no limits.")),
 927                 '$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.")),
 928
 929                 '$register_policy'      => array('register_policy', t("Register policy"), $a->config['register_policy'], "", $register_choices),
 930                 '$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.")),
 931                 '$register_text'        => array('register_text', t("Register text"), $a->config['register_text'], t("Will be displayed prominently on the registration page.")),
 932                 '$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.')),
 933                 '$allowed_sites'        => array('allowed_sites', t("Allowed friend domains"), get_config('system','allowed_sites'), t("Comma separated list of domains which are allowed to establish friendships with this site. Wildcards are accepted. Empty to allow any domains")),
 934                 '$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")),
 935                 '$block_public'         => array('block_public', t("Block public"), get_config('system','block_public'), t("Check to block public access to all otherwise public personal pages on this site unless you are currently logged in.")),
 936                 '$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.")),
 937                 '$global_directory'     => array('directory', t("Global directory URL"), get_config('system','directory'), t("URL to the global directory. If this is not set, the global directory is completely unavailable to the application.")),
 938                 '$thread_allow'         => array('thread_allow', t("Allow threaded items"), get_config('system','thread_allow'), t("Allow infinite level threading for items on this site.")),
 939                 '$newuser_private'      => array('newuser_private', t("Private posts by default for new users"), get_config('system','newuser_private'), t("Set default post permissions for all new members to the default privacy group rather than public.")),
 940                 '$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.")),
 941                 '$private_addons'       => array('private_addons', t("Disallow public access to addons listed in the apps menu."), get_config('config','private_addons'), t("Checking this box will restrict addons listed in the apps menu to members only.")),
 942                 '$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.")),
 943                 '$allow_users_remote_self' => array('allow_users_remote_self', t('Allow Users to set remote_self'), get_config('system','allow_users_remote_self'), t('With checking this, every user is allowed to mark every contact as a remote_self in the repair contact dialog. Setting this flag on a contact causes mirroring every posting of that contact in the users stream.')),
 944                 '$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.")),
 945                 '$no_openid'            => array('no_openid', t("OpenID support"), !get_config('system','no_openid'), t("OpenID support for registration and logins.")),
 946                 '$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")),
 947                 '$no_utf'               => array('no_utf', t("UTF-8 Regular expressions"), !get_config('system','no_utf'), t("Use PHP UTF8 regular expressions")),
 948                 '$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."), $community_page_style_choices),
 949                 '$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')")),
 950                 '$ostatus_disabled'     => array('ostatus_disabled', t("Enable OStatus support"), !get_config('system','ostatus_disabled'), t("Provide built-in OStatus \x28StatusNet, GNU Social etc.\x29 compatibility. All communications in OStatus are public, so privacy warnings will be occasionally displayed.")),
 951                 '$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."), $ostatus_poll_choices),
 952                 '$ostatus_full_threads' => array('ostatus_disabled', 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.")),
 953                 '$ostatus_not_able'     => t("OStatus support can only be enabled if threading is enabled."),
 954                 '$diaspora_able'        => $diaspora_able,
 955                 '$diaspora_not_able'    => t("Diaspora support can't be enabled because Friendica was installed into a sub directory."),
 956                 '$diaspora_enabled'     => array('diaspora_enabled', t("Enable Diaspora support"), get_config('system','diaspora_enabled'), t("Provide built-in Diaspora network compatibility.")),
 957                 '$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.")),
 958                 '$verifyssl'            => array('verifyssl', t("Verify SSL"), get_config('system','verifyssl'), t("If you wish, you can turn on strict certificate checking. This will mean you cannot connect (at all) to self-signed SSL sites.")),
 959                 '$proxyuser'            => array('proxyuser', t("Proxy user"), get_config('system','proxyuser'), ""),
 960                 '$proxy'                => array('proxy', t("Proxy URL"), get_config('system','proxy'), ""),
 961                 '$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).")),
 962                 '$delivery_interval'    => array('delivery_interval', t("Delivery interval"), (x(get_config('system','delivery_interval'))?get_config('system','delivery_interval'):2), t("Delay background delivery processes by this many seconds to reduce system load. Recommend: 4-5 for shared hosts, 2-3 for virtual private servers. 0-1 for large dedicated servers.")),
 963                 '$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.")),
 964                 '$maxloadavg'           => array('maxloadavg', t("Maximum Load Average"), ((intval(get_config('system','maxloadavg')) > 0)?get_config('system','maxloadavg'):50), t("Maximum system load before delivery and poll processes are deferred - default 50.")),
 965                 '$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.")),
 966                 '$optimize_max_tablesize'=> array('optimize_max_tablesize', t("Maximum table size for optimization"), ((intval(get_config('system','optimize_max_tablesize')) > 0)?get_config('system','optimize_max_tablesize'):100), t("Maximum table size (in MB) for the automatic optimization - default 100 MB. Enter -1 to disable it.")),
 967                 '$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%.")),
 968
 969                 '$poco_completion'      => array('poco_completion', t("Periodical check of global contacts"), get_config('system','poco_completion'), t("If enabled, the global contacts are checked periodically for missing or outdated data and the vitality of the contacts and servers.")),
 970                 '$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.")),
 971                 '$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'."), $poco_discovery_choices),
 972                 '$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."), $poco_discovery_since_choices),
 973                 '$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.")),
 974
 975                 '$nodeinfo'             => array('nodeinfo', t("Publish server information"), get_config('system','nodeinfo'), t("If enabled, general server and usage data will be published. The data contains the name and version of the server, number of users with public profiles, number of posts and the activated protocols and connectors. See <a href='http://the-federation.info/'>the-federation.info</a> for details.")),
 976
 977                 '$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.")),
 978                 '$suppress_language'    => array('suppress_language', t("Suppress Language"), get_config('system','suppress_language'), t("Suppress language information in meta information about a posting.")),
 979                 '$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.")),
 980                 '$itemcache'            => array('itemcache', t("Path to item cache"), get_config('system','itemcache'), t("The item caches buffers generated bbcode and external images.")),
 981                 '$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.")),
 982                 '$max_comments'         => array('max_comments', t("Maximum numbers of comments per post"), get_config('system','max_comments'), t("How much comments should be shown for each post? Default value is 100.")),
 983                 '$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.")),
 984                 '$temppath'             => array('temppath', t("Temp path"), get_config('system','temppath'), t("If you have a restricted system where the webserver can't access the system temp path, enter another path here.")),
 985                 '$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.")),
 986                 '$proxy_disabled'       => array('proxy_disabled', t("Disable picture proxy"), get_config('system','proxy_disabled'), t("The picture proxy increases performance and privacy. It shouldn't be used on systems with very low bandwith.")),
 987                 '$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.")),
 988                 '$only_tag_search'      => array('only_tag_search', t("Only search in tags"), get_config('system','only_tag_search'), t("On large systems the text search can slow down the system extremely.")),
 989
 990                 '$relocate_url'         => array('relocate_url', t("New base url"), $a->get_baseurl(), t("Change base url for this server. Sends relocate message to all DFRN contacts of all users.")),
 991
 992                 '$rino'                 => array('rino', t("RINO Encryption"), intval(get_config('system','rino_encrypt')), t("Encryption layer between nodes."), array("Disabled", "RINO1 (deprecated)", "RINO2")),
 993                 '$embedly'              => array('embedly', t("Embedly API key"), get_config('system','embedly'), t("<a href='http://embed.ly'>Embedly</a> is used to fetch additional data for web pages. This is an optional parameter.")),
 994
 995                 '$form_security_token'  => get_form_security_token("admin_site")
 996
 997         ));
 998
 999 }
1000
1001 /**
1002  * @brief Generates admin panel subpage for DB syncronization
1003  *
1004  * This page checks if the database of friendica is in sync with the specs.
1005  * Should this not be the case, it attemps to sync the structure and notifies
1006  * the admin if the automatic process was failing.
1007  *
1008  * The returned string holds the HTML code of the page.
1009  *
1010  * @param App $a
1011  * @return string
1012  **/
1013 function admin_page_dbsync(&$a) {
1014
1015         $o = '';
1016
1017         if($a->argc > 3 && intval($a->argv[3]) && $a->argv[2] === 'mark') {
1018                 set_config('database', 'update_'.intval($a->argv[3]), 'success');
1019                 $curr = get_config('system','build');
1020                 if(intval($curr) == intval($a->argv[3]))
1021                         set_config('system','build',intval($curr) + 1);
1022                 info(t('Update has been marked successful').EOL);
1023                 goaway('admin/dbsync');
1024         }
1025
1026         if(($a->argc > 2) AND (intval($a->argv[2]) OR ($a->argv[2] === 'check'))) {
1027                 require_once("include/dbstructure.php");
1028                 $retval = update_structure(false, true);
1029                 if(!$retval) {
1030                         $o .= sprintf(t("Database structure update %s was successfully applied."), DB_UPDATE_VERSION)."<br />";
1031                         set_config('database', 'dbupdate_'.DB_UPDATE_VERSION, 'success');
1032                 } else
1033                         $o .= sprintf(t("Executing of database structure update %s failed with error: %s"),
1034                                         DB_UPDATE_VERSION, $retval)."<br />";
1035                 if($a->argv[2] === 'check')
1036                         return $o;
1037         }
1038
1039         if($a->argc > 2 && intval($a->argv[2])) {
1040                 require_once('update.php');
1041                 $func = 'update_'.intval($a->argv[2]);
1042                 if(function_exists($func)) {
1043                         $retval = $func();
1044                         if($retval === UPDATE_FAILED) {
1045                                 $o .= sprintf(t("Executing %s failed with error: %s"), $func, $retval);
1046                         }
1047                         elseif($retval === UPDATE_SUCCESS) {
1048                                 $o .= sprintf(t('Update %s was successfully applied.', $func));
1049                                 set_config('database',$func, 'success');
1050                         }
1051                         else
1052                                 $o .= sprintf(t('Update %s did not return a status. Unknown if it succeeded.'), $func);
1053                 } else {
1054                         $o .= sprintf(t('There was no additional update function %s that needed to be called.'), $func)."<br />";
1055                         set_config('database',$func, 'success');
1056                 }
1057                 return $o;
1058         }
1059
1060         $failed = array();
1061         $r = q("select k, v from config where `cat` = 'database' ");
1062         if(count($r)) {
1063                 foreach($r as $rr) {
1064                         $upd = intval(substr($rr['k'],7));
1065                         if($upd < 1139 || $rr['v'] === 'success')
1066                                 continue;
1067                         $failed[] = $upd;
1068                 }
1069         }
1070         if(! count($failed)) {
1071                 $o = replace_macros(get_markup_template('structure_check.tpl'),array(
1072                         '$base' => $a->get_baseurl(true),
1073                         '$banner' => t('No failed updates.'),
1074                         '$check' => t('Check database structure'),
1075                 ));
1076         } else {
1077                 $o = replace_macros(get_markup_template('failed_updates.tpl'),array(
1078                         '$base' => $a->get_baseurl(true),
1079                         '$banner' => t('Failed Updates'),
1080                         '$desc' => t('This does not include updates prior to 1139, which did not return a status.'),
1081                         '$mark' => t('Mark success (if update was manually applied)'),
1082                         '$apply' => t('Attempt to execute this update step automatically'),
1083                         '$failed' => $failed
1084                 ));
1085         }
1086
1087         return $o;
1088
1089 }
1090
1091 /**
1092  * @brief Process data send by Users admin page
1093  *
1094  * @param App $a
1095  */
1096 function admin_page_users_post(&$a){
1097         $pending        =       (x($_POST, 'pending')                   ? $_POST['pending']             : array());
1098         $users          =       (x($_POST, 'user')                      ? $_POST['user']                : array());
1099         $nu_name        =       (x($_POST, 'new_user_name')             ? $_POST['new_user_name']       : '');
1100         $nu_nickname    =       (x($_POST, 'new_user_nickname') ? $_POST['new_user_nickname']   : '');
1101         $nu_email       =       (x($_POST, 'new_user_email')            ? $_POST['new_user_email']      : '');
1102
1103         check_form_security_token_redirectOnErr('/admin/users', 'admin_users');
1104
1105         if(!($nu_name==="") && !($nu_email==="") && !($nu_nickname==="")) {
1106                 require_once('include/user.php');
1107
1108                 $result = create_user(array('username'=>$nu_name, 'email'=>$nu_email, 'nickname'=>$nu_nickname, 'verified'=>1));
1109                 if(! $result['success']) {
1110                         notice($result['message']);
1111                         return;
1112                 }
1113                 $nu = $result['user'];
1114                 $preamble = deindent(t('
1115                         Dear %1$s,
1116                                 the administrator of %2$s has set up an account for you.'));
1117                 $body = deindent(t('
1118                         The login details are as follows:
1119
1120                         Site Location:  %1$s
1121                         Login Name:             %2$s
1122                         Password:               %3$s
1123
1124                         You may change your password from your account "Settings" page after logging
1125                         in.
1126
1127                         Please take a few moments to review the other account settings on that page.
1128
1129                         You may also wish to add some basic information to your default profile
1130                         (on the "Profiles" page) so that other people can easily find you.
1131
1132                         We recommend setting your full name, adding a profile photo,
1133                         adding some profile "keywords" (very useful in making new friends) - and
1134                         perhaps what country you live in; if you do not wish to be more specific
1135                         than that.
1136
1137                         We fully respect your right to privacy, and none of these items are necessary.
1138                         If you are new and do not know anybody here, they may help
1139                         you to make some new and interesting friends.
1140
1141                         Thank you and welcome to %4$s.'));
1142
1143                 $preamble = sprintf($preamble, $nu['username'], $a->config['sitename']);
1144                 $body = sprintf($body, $a->get_baseurl(), $nu['email'], $result['password'], $a->config['sitename']);
1145
1146                 notification(array(
1147                         'type' => "SYSTEM_EMAIL",
1148                         'to_email' => $nu['email'],
1149                         'subject'=> sprintf(t('Registration details for %s'), $a->config['sitename']),
1150                         'preamble'=> $preamble,
1151                         'body' => $body));
1152
1153         }
1154
1155         if(x($_POST,'page_users_block')) {
1156                 foreach($users as $uid){
1157                         q("UPDATE `user` SET `blocked`=1-`blocked` WHERE `uid`=%s",
1158                                 intval($uid)
1159                         );
1160                 }
1161                 notice(sprintf(tt("%s user blocked/unblocked", "%s users blocked/unblocked", count($users)), count($users)));
1162         }
1163         if(x($_POST,'page_users_delete')) {
1164                 require_once("include/Contact.php");
1165                 foreach($users as $uid){
1166                         user_remove($uid);
1167                 }
1168                 notice(sprintf(tt("%s user deleted", "%s users deleted", count($users)), count($users)));
1169         }
1170
1171         if(x($_POST,'page_users_approve')) {
1172                 require_once("mod/regmod.php");
1173                 foreach($pending as $hash){
1174                         user_allow($hash);
1175                 }
1176         }
1177         if(x($_POST,'page_users_deny')) {
1178                 require_once("mod/regmod.php");
1179                 foreach($pending as $hash){
1180                         user_deny($hash);
1181                 }
1182         }
1183         goaway('admin/users');
1184         return; // NOTREACHED
1185 }
1186
1187 /**
1188  * @brief Admin panel subpage for User management
1189  *
1190  * This function generates the admin panel page for user management of the
1191  * node. It offers functionality to add/block/delete users and offers some
1192  * statistics about the userbase.
1193  *
1194  * The returned string holds the HTML code of the page.
1195  *
1196  * @param App $a
1197  * @return string
1198  */
1199 function admin_page_users(&$a){
1200         if($a->argc>2) {
1201                 $uid = $a->argv[3];
1202                 $user = q("SELECT username, blocked FROM `user` WHERE `uid`=%d", intval($uid));
1203                 if(count($user)==0) {
1204                         notice('User not found'.EOL);
1205                         goaway('admin/users');
1206                         return ''; // NOTREACHED
1207                 }
1208                 switch($a->argv[2]){
1209                         case "delete":{
1210                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1211                                 // delete user
1212                                 require_once("include/Contact.php");
1213                                 user_remove($uid);
1214
1215                                 notice(sprintf(t("User '%s' deleted"), $user[0]['username']).EOL);
1216                         }; break;
1217                         case "block":{
1218                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1219                                 q("UPDATE `user` SET `blocked`=%d WHERE `uid`=%s",
1220                                         intval(1-$user[0]['blocked']),
1221                                         intval($uid)
1222                                 );
1223                                 notice(sprintf(($user[0]['blocked']?t("User '%s' unblocked"):t("User '%s' blocked")) , $user[0]['username']).EOL);
1224                         }; break;
1225                 }
1226                 goaway('admin/users');
1227                 return ''; // NOTREACHED
1228
1229         }
1230
1231         /* get pending */
1232         $pending = q("SELECT `register`.*, `contact`.`name`, `user`.`email`
1233                                  FROM `register`
1234                                  LEFT JOIN `contact` ON `register`.`uid` = `contact`.`uid`
1235                                  LEFT JOIN `user` ON `register`.`uid` = `user`.`uid`;");
1236
1237
1238         /* get users */
1239         $total = q("SELECT count(*) as total FROM `user` where 1");
1240         if(count($total)) {
1241                 $a->set_pager_total($total[0]['total']);
1242                 $a->set_pager_itemspage(100);
1243         }
1244
1245         $users = q("SELECT `user`.* , `contact`.`name` , `contact`.`url` , `contact`.`micro`, `lastitem`.`lastitem_date`, `user`.`account_expired`
1246                                 FROM
1247                                         (SELECT MAX(`item`.`changed`) as `lastitem_date`, `item`.`uid`
1248                                         FROM `item`
1249                                         WHERE `item`.`type` = 'wall'
1250                                         GROUP BY `item`.`uid`) AS `lastitem`
1251                                                  RIGHT OUTER JOIN `user` ON `user`.`uid` = `lastitem`.`uid`,
1252                                            `contact`
1253                                 WHERE
1254                                            `user`.`uid` = `contact`.`uid`
1255                                                 AND `user`.`verified` =1
1256                                         AND `contact`.`self` =1
1257                                 ORDER BY `contact`.`name` LIMIT %d, %d
1258                                 ",
1259                                 intval($a->pager['start']),
1260                                 intval($a->pager['itemspage'])
1261                                 );
1262
1263         $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
1264         $_setup_users = function ($e) use ($adminlist){
1265                 $accounts = array(
1266                         t('Normal Account'),
1267                         t('Soapbox Account'),
1268                         t('Community/Celebrity Account'),
1269                                                 t('Automatic Friend Account')
1270                 );
1271                 $e['page-flags'] = $accounts[$e['page-flags']];
1272                 $e['register_date'] = relative_date($e['register_date']);
1273                 $e['login_date'] = relative_date($e['login_date']);
1274                 $e['lastitem_date'] = relative_date($e['lastitem_date']);
1275                 //$e['is_admin'] = ($e['email'] === $a->config['admin_email']);
1276                 $e['is_admin'] = in_array($e['email'], $adminlist);
1277                 $e['is_deletable'] = (intval($e['uid']) != local_user());
1278                 $e['deleted'] = ($e['account_removed']?relative_date($e['account_expires_on']):False);
1279                 return $e;
1280         };
1281         $users = array_map($_setup_users, $users);
1282
1283
1284         // Get rid of dashes in key names, Smarty3 can't handle them
1285         // and extracting deleted users
1286
1287         $tmp_users = array();
1288         $deleted = array();
1289
1290         while(count($users)) {
1291                 $new_user = array();
1292                 foreach(array_pop($users) as $k => $v) {
1293                         $k = str_replace('-','_',$k);
1294                         $new_user[$k] = $v;
1295                 }
1296                 if($new_user['deleted']) {
1297                         array_push($deleted, $new_user);
1298                 }
1299                 else {
1300                         array_push($tmp_users, $new_user);
1301                 }
1302         }
1303         //Reversing the two array, and moving $tmp_users to $users
1304         array_reverse($deleted);
1305         while(count($tmp_users)) {
1306                 array_push($users, array_pop($tmp_users));
1307         }
1308
1309         $t = get_markup_template("admin_users.tpl");
1310         $o = replace_macros($t, array(
1311                 // strings //
1312                 '$title' => t('Administration'),
1313                 '$page' => t('Users'),
1314                 '$submit' => t('Add User'),
1315                 '$select_all' => t('select all'),
1316                 '$h_pending' => t('User registrations waiting for confirm'),
1317                 '$h_deleted' => t('User waiting for permanent deletion'),
1318                 '$th_pending' => array(t('Request date'), t('Name'), t('Email')),
1319                 '$no_pending' =>  t('No registrations.'),
1320                 '$approve' => t('Approve'),
1321                 '$deny' => t('Deny'),
1322                 '$delete' => t('Delete'),
1323                 '$block' => t('Block'),
1324                 '$unblock' => t('Unblock'),
1325                 '$siteadmin' => t('Site admin'),
1326                 '$accountexpired' => t('Account expired'),
1327
1328                 '$h_users' => t('Users'),
1329                 '$h_newuser' => t('New User'),
1330                 '$th_deleted' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'), t('Deleted since')),
1331                 '$th_users' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'),  t('Account')),
1332
1333                 '$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?'),
1334                 '$confirm_delete' => t('The user {0} will be deleted!\n\nEverything this user has posted on this site will be permanently deleted!\n\nAre you sure?'),
1335
1336                 '$form_security_token' => get_form_security_token("admin_users"),
1337
1338                 // values //
1339                 '$baseurl' => $a->get_baseurl(true),
1340
1341                 '$pending' => $pending,
1342                 'deleted' => $deleted,
1343                 '$users' => $users,
1344                 '$newusername' => array('new_user_name', t("Name"), '', t("Name of the new user.")),
1345                 '$newusernickname' => array('new_user_nickname', t("Nickname"), '', t("Nickname of the new user.")),
1346                 '$newuseremail' => array('new_user_email', t("Email"), '', t("Email address of the new user."), '', '', 'email'),
1347         ));
1348         $o .= paginate($a);
1349         return $o;
1350 }
1351
1352
1353 /**
1354  * @brief Plugins admin page
1355  *
1356  * This function generates the admin panel page for managing plugins on the
1357  * friendica node. If a plugin name is given a single page showing the details
1358  * for this addon is generated. If no name is given, a list of available
1359  * plugins is shown.
1360  *
1361  * The template used for displaying the list of plugins and the details of the
1362  * plugin are the same as used for the templates.
1363  *
1364  * The returned string returned hulds the HTML code of the page.
1365  *
1366  * @param App $a
1367  * @return string
1368  */
1369 function admin_page_plugins(&$a){
1370
1371         /*
1372          * Single plugin
1373          */
1374         if($a->argc == 3) {
1375                 $plugin = $a->argv[2];
1376                 if(!is_file("addon/$plugin/$plugin.php")) {
1377                         notice(t("Item not found."));
1378                         return '';
1379                 }
1380
1381                 if(x($_GET,"a") && $_GET['a']=="t") {
1382                         check_form_security_token_redirectOnErr('/admin/plugins', 'admin_themes', 't');
1383
1384                         // Toggle plugin status
1385                         $idx = array_search($plugin, $a->plugins);
1386                         if($idx !== false) {
1387                                 unset($a->plugins[$idx]);
1388                                 uninstall_plugin($plugin);
1389                                 info(sprintf(t("Plugin %s disabled."), $plugin));
1390                         } else {
1391                                 $a->plugins[] = $plugin;
1392                                 install_plugin($plugin);
1393                                 info(sprintf(t("Plugin %s enabled."), $plugin));
1394                         }
1395                         set_config("system","addon", implode(", ",$a->plugins));
1396                         goaway('admin/plugins');
1397                         return ''; // NOTREACHED
1398                 }
1399
1400                 // display plugin details
1401                 require_once('library/markdown.php');
1402
1403                 if(in_array($plugin, $a->plugins)) {
1404                         $status="on"; $action= t("Disable");
1405                 } else {
1406                         $status="off"; $action= t("Enable");
1407                 }
1408
1409                 $readme=Null;
1410                 if(is_file("addon/$plugin/README.md")) {
1411                         $readme = file_get_contents("addon/$plugin/README.md");
1412                         $readme = Markdown($readme);
1413                 } elseif(is_file("addon/$plugin/README")) {
1414                         $readme = "<pre>". file_get_contents("addon/$plugin/README") ."</pre>";
1415                 }
1416
1417                 $admin_form="";
1418                 if(is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)) {
1419                         @require_once("addon/$plugin/$plugin.php");
1420                         $func = $plugin.'_plugin_admin';
1421                         $func($a, $admin_form);
1422                 }
1423
1424                 $t = get_markup_template("admin_plugins_details.tpl");
1425
1426                 return replace_macros($t, array(
1427                         '$title' => t('Administration'),
1428                         '$page' => t('Plugins'),
1429                         '$toggle' => t('Toggle'),
1430                         '$settings' => t('Settings'),
1431                         '$baseurl' => $a->get_baseurl(true),
1432
1433                         '$plugin' => $plugin,
1434                         '$status' => $status,
1435                         '$action' => $action,
1436                         '$info' => get_plugin_info($plugin),
1437                         '$str_author' => t('Author: '),
1438                         '$str_maintainer' => t('Maintainer: '),
1439
1440                         '$admin_form' => $admin_form,
1441                         '$function' => 'plugins',
1442                         '$screenshot' => '',
1443                         '$readme' => $readme,
1444
1445                         '$form_security_token' => get_form_security_token("admin_themes"),
1446                 ));
1447         }
1448
1449
1450
1451         /*
1452          * List plugins
1453          */
1454
1455         if(x($_GET,"a") && $_GET['a']=="r") {
1456                 check_form_security_token_redirectOnErr($a->get_baseurl().'/admin/plugins', 'admin_themes', 't');
1457                 reload_plugins();
1458                 info("Plugins reloaded");
1459                 goaway($a->get_baseurl().'/admin/plugins');
1460         }
1461
1462         $plugins = array();
1463         $files = glob("addon/*/");
1464         if($files) {
1465                 foreach($files as $file) {
1466                         if(is_dir($file)) {
1467                                 list($tmp, $id)=array_map("trim", explode("/",$file));
1468                                 $info = get_plugin_info($id);
1469                                 $show_plugin = true;
1470
1471                                 // If the addon is unsupported, then only show it, when it is enabled
1472                                 if((strtolower($info["status"]) == "unsupported") AND !in_array($id,  $a->plugins))
1473                                         $show_plugin = false;
1474
1475                                 // Override the above szenario, when the admin really wants to see outdated stuff
1476                                 if(get_config("system", "show_unsupported_addons"))
1477                                         $show_plugin = true;
1478
1479                                 if($show_plugin)
1480                                         $plugins[] = array($id, (in_array($id,  $a->plugins)?"on":"off") , $info);
1481                         }
1482                 }
1483         }
1484
1485         $t = get_markup_template("admin_plugins.tpl");
1486         return replace_macros($t, array(
1487                 '$title' => t('Administration'),
1488                 '$page' => t('Plugins'),
1489                 '$submit' => t('Save Settings'),
1490                 '$reload' => t('Reload active plugins'),
1491                 '$baseurl' => $a->get_baseurl(true),
1492                 '$function' => 'plugins',
1493                 '$plugins' => $plugins,
1494                 '$pcount' => count($plugins),
1495                 '$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'),
1496                 '$form_security_token' => get_form_security_token("admin_themes"),
1497         ));
1498 }
1499
1500 /**
1501  * @param array $themes
1502  * @param string $th
1503  * @param int $result
1504  */
1505 function toggle_theme(&$themes,$th,&$result) {
1506         for($x = 0; $x < count($themes); $x ++) {
1507                 if($themes[$x]['name'] === $th) {
1508                         if($themes[$x]['allowed']) {
1509                                 $themes[$x]['allowed'] = 0;
1510                                 $result = 0;
1511                         }
1512                         else {
1513                                 $themes[$x]['allowed'] = 1;
1514                                 $result = 1;
1515                         }
1516                 }
1517         }
1518 }
1519
1520 /**
1521  * @param array $themes
1522  * @param string $th
1523  * @return int
1524  */
1525 function theme_status($themes,$th) {
1526         for($x = 0; $x < count($themes); $x ++) {
1527                 if($themes[$x]['name'] === $th) {
1528                         if($themes[$x]['allowed']) {
1529                                 return 1;
1530                         }
1531                         else {
1532                                 return 0;
1533                         }
1534                 }
1535         }
1536         return 0;
1537 }
1538
1539
1540 /**
1541  * @param array $themes
1542  * @return string
1543  */
1544 function rebuild_theme_table($themes) {
1545         $o = '';
1546         if(count($themes)) {
1547                 foreach($themes as $th) {
1548                         if($th['allowed']) {
1549                                 if(strlen($o))
1550                                         $o .= ',';
1551                                 $o .= $th['name'];
1552                         }
1553                 }
1554         }
1555         return $o;
1556 }
1557
1558
1559 /**
1560  * @brief Themes admin page
1561  *
1562  * This function generates the admin panel page to control the themes available
1563  * on the friendica node. If the name of a theme is given as parameter a page
1564  * with the details for the theme is shown. Otherwise a list of available
1565  * themes is generated.
1566  *
1567  * The template used for displaying the list of themes and the details of the
1568  * themes are the same as used for the plugins.
1569  *
1570  * The returned string contains the HTML code of the admin panel page.
1571  *
1572  * @param App $a
1573  * @return string
1574  */
1575 function admin_page_themes(&$a){
1576
1577         $allowed_themes_str = get_config('system','allowed_themes');
1578         $allowed_themes_raw = explode(',',$allowed_themes_str);
1579         $allowed_themes = array();
1580         if(count($allowed_themes_raw))
1581                 foreach($allowed_themes_raw as $x)
1582                         if(strlen(trim($x)))
1583                                 $allowed_themes[] = trim($x);
1584
1585         $themes = array();
1586         $files = glob('view/theme/*');
1587         if($files) {
1588                 foreach($files as $file) {
1589                         $f = basename($file);
1590                         $is_experimental = intval(file_exists($file.'/experimental'));
1591                         $is_supported = 1-(intval(file_exists($file.'/unsupported')));
1592                         $is_allowed = intval(in_array($f,$allowed_themes));
1593
1594                         if($is_allowed OR $is_supported OR get_config("system", "show_unsupported_themes"))
1595                                 $themes[] = array('name' => $f, 'experimental' => $is_experimental, 'supported' => $is_supported, 'allowed' => $is_allowed);
1596                 }
1597         }
1598
1599         if(! count($themes)) {
1600                 notice(t('No themes found.'));
1601                 return '';
1602         }
1603
1604         /*
1605          * Single theme
1606          */
1607
1608         if($a->argc == 3) {
1609                 $theme = $a->argv[2];
1610                 if(! is_dir("view/theme/$theme")) {
1611                         notice(t("Item not found."));
1612                         return '';
1613                 }
1614
1615                 if(x($_GET,"a") && $_GET['a']=="t") {
1616                         check_form_security_token_redirectOnErr('/admin/themes', 'admin_themes', 't');
1617
1618                         // Toggle theme status
1619
1620                         toggle_theme($themes,$theme,$result);
1621                         $s = rebuild_theme_table($themes);
1622                         if($result) {
1623                                 install_theme($theme);
1624                                 info(sprintf('Theme %s enabled.',$theme));
1625                         }
1626                         else {
1627                                 uninstall_theme($theme);
1628                                 info(sprintf('Theme %s disabled.',$theme));
1629                         }
1630
1631                         set_config('system','allowed_themes',$s);
1632                         goaway('admin/themes');
1633                         return ''; // NOTREACHED
1634                 }
1635
1636                 // display theme details
1637                 require_once('library/markdown.php');
1638
1639                 if(theme_status($themes,$theme)) {
1640                         $status="on"; $action= t("Disable");
1641                 } else {
1642                         $status="off"; $action= t("Enable");
1643                 }
1644
1645                 $readme=Null;
1646                 if(is_file("view/theme/$theme/README.md")) {
1647                         $readme = file_get_contents("view/theme/$theme/README.md");
1648                         $readme = Markdown($readme);
1649                 } elseif(is_file("view/theme/$theme/README")) {
1650                         $readme = "<pre>". file_get_contents("view/theme/$theme/README") ."</pre>";
1651                 }
1652
1653                 $admin_form="";
1654                 if(is_file("view/theme/$theme/config.php")) {
1655                         function __get_theme_admin_form(&$a, $theme) {
1656                                 $orig_theme = $a->theme;
1657                                 $orig_page = $a->page;
1658                                 $orig_session_theme = $_SESSION['theme'];
1659                                 require_once("view/theme/$theme/theme.php");
1660                                 require_once("view/theme/$theme/config.php");
1661                                 $_SESSION['theme'] = $theme;
1662
1663
1664                                 $init = $theme."_init";
1665                                 if(function_exists($init)) $init($a);
1666                                 if(function_exists("theme_admin")) {
1667                                         $admin_form = theme_admin($a);
1668                                 }
1669
1670                                 $_SESSION['theme'] = $orig_session_theme;
1671                                 $a->theme = $orig_theme;
1672                                 $a->page = $orig_page;
1673                                 return $admin_form;
1674                         }
1675                         $admin_form = __get_theme_admin_form($a, $theme);
1676                 }
1677
1678                 $screenshot = array(get_theme_screenshot($theme), t('Screenshot'));
1679                 if(! stristr($screenshot[0],$theme))
1680                         $screenshot = null;
1681
1682
1683                 $t = get_markup_template("admin_plugins_details.tpl");
1684                 return replace_macros($t, array(
1685                         '$title' => t('Administration'),
1686                         '$page' => t('Themes'),
1687                         '$toggle' => t('Toggle'),
1688                         '$settings' => t('Settings'),
1689                         '$baseurl' => $a->get_baseurl(true),
1690                         '$plugin' => $theme,
1691                         '$status' => $status,
1692                         '$action' => $action,
1693                         '$info' => get_theme_info($theme),
1694                         '$function' => 'themes',
1695                         '$admin_form' => $admin_form,
1696                         '$str_author' => t('Author: '),
1697                         '$str_maintainer' => t('Maintainer: '),
1698                         '$screenshot' => $screenshot,
1699                         '$readme' => $readme,
1700
1701                         '$form_security_token' => get_form_security_token("admin_themes"),
1702                 ));
1703         }
1704
1705
1706         // reload active themes
1707         if(x($_GET,"a") && $_GET['a']=="r") {
1708                 check_form_security_token_redirectOnErr($a->get_baseurl().'/admin/themes', 'admin_themes', 't');
1709                 if($themes) {
1710                         foreach($themes as $th) {
1711                                 if($th['allowed']) {
1712                                         uninstall_theme($th['name']);
1713                                         install_theme($th['name']);
1714                                 }
1715                         }
1716                 }
1717                 info("Themes reloaded");
1718                 goaway($a->get_baseurl().'/admin/themes');
1719         }
1720
1721         /*
1722          * List themes
1723          */
1724
1725         $xthemes = array();
1726         if($themes) {
1727                 foreach($themes as $th) {
1728                         $xthemes[] = array($th['name'],(($th['allowed']) ? "on" : "off"), get_theme_info($th['name']));
1729                 }
1730         }
1731
1732
1733         $t = get_markup_template("admin_plugins.tpl");
1734         return replace_macros($t, array(
1735                 '$title' => t('Administration'),
1736                 '$page' => t('Themes'),
1737                 '$submit' => t('Save Settings'),
1738                 '$reload' => t('Reload active themes'),
1739                 '$baseurl' => $a->get_baseurl(true),
1740                 '$function' => 'themes',
1741                 '$plugins' => $xthemes,
1742                 '$pcount' => count($themes),
1743                 '$noplugshint' => sprintf(t('No themes found on the system. They should be paced in %1$s'),'<code>/view/themes</code>'),
1744                 '$experimental' => t('[Experimental]'),
1745                 '$unsupported' => t('[Unsupported]'),
1746                 '$form_security_token' => get_form_security_token("admin_themes"),
1747         ));
1748 }
1749
1750
1751 /**
1752  * @brief Prosesses data send by Logs admin page
1753  *
1754  * @param App $a
1755  */
1756 function admin_page_logs_post(&$a) {
1757         if(x($_POST,"page_logs")) {
1758                 check_form_security_token_redirectOnErr('/admin/logs', 'admin_logs');
1759
1760                 $logfile        =       ((x($_POST,'logfile'))          ? notags(trim($_POST['logfile']))       : '');
1761                 $debugging      =       ((x($_POST,'debugging'))        ? true                                  : false);
1762                 $loglevel       =       ((x($_POST,'loglevel'))         ? intval(trim($_POST['loglevel']))      : 0);
1763
1764                 set_config('system','logfile', $logfile);
1765                 set_config('system','debugging',  $debugging);
1766                 set_config('system','loglevel', $loglevel);
1767         }
1768
1769         info(t("Log settings updated."));
1770         goaway('admin/logs');
1771         return; // NOTREACHED
1772 }
1773
1774 /**
1775  * @brief Generates admin panel subpage for configuration of the logs
1776  *
1777  * This function take the view/templates/admin_logs.tpl file and generates a
1778  * page where admin can configure the logging of friendica.
1779  *
1780  * Displaying the log is separated from the log config as the logfile can get
1781  * big depending on the settings and changing settings regarding the logs can
1782  * thus waste bandwidth.
1783  *
1784  * The string returned contains the content of the template file with replaced
1785  * macros.
1786  *
1787  * @param App $a
1788  * @return string
1789  */
1790 function admin_page_logs(&$a){
1791
1792         $log_choices = array(
1793                 LOGGER_NORMAL => 'Normal',
1794                 LOGGER_TRACE => 'Trace',
1795                 LOGGER_DEBUG => 'Debug',
1796                 LOGGER_DATA => 'Data',
1797                 LOGGER_ALL => 'All'
1798         );
1799
1800         $t = get_markup_template("admin_logs.tpl");
1801
1802         return replace_macros($t, array(
1803                 '$title' => t('Administration'),
1804                 '$page' => t('Logs'),
1805                 '$submit' => t('Save Settings'),
1806                 '$clear' => t('Clear'),
1807                 '$baseurl' => $a->get_baseurl(true),
1808                 '$logname' =>  get_config('system','logfile'),
1809
1810                 // name, label, value, help string, extra data...
1811                 '$debugging' => array('debugging', t("Enable Debugging"),get_config('system','debugging'), ""),
1812                 '$logfile' => array('logfile', t("Log file"), get_config('system','logfile'), t("Must be writable by web server. Relative to your Friendica top-level directory.")),
1813                 '$loglevel' => array('loglevel', t("Log level"), get_config('system','loglevel'), "", $log_choices),
1814
1815                 '$form_security_token' => get_form_security_token("admin_logs"),
1816                 '$phpheader' => t("PHP logging"),
1817                 '$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."),
1818                 '$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');",
1819         ));
1820 }
1821
1822 /**
1823  * @brief Generates admin panel subpage to view the Friendica log
1824  *
1825  * This function loads the template view/templates/admin_viewlogs.tpl to
1826  * display the systemlog content. The filename for the systemlog of friendica
1827  * is relative to the base directory and taken from the config entry 'logfile'
1828  * in the 'system' category.
1829  *
1830  * Displaying the log is separated from the log config as the logfile can get
1831  * big depending on the settings and changing settings regarding the logs can
1832  * thus waste bandwidth.
1833  *
1834  * The string returned contains the content of the template file with replaced
1835  * macros.
1836  *
1837  * @param App $a
1838  * @return string
1839  */
1840 function admin_page_viewlogs(&$a){
1841         $t = get_markup_template("admin_viewlogs.tpl");
1842         $f = get_config('system','logfile');
1843         $data = '';
1844
1845         if(!file_exists($f)) {
1846                 $data = t("Error trying to open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f exist and is readable.");
1847         }
1848         else {
1849                 $fp = fopen($f, 'r');
1850                 if(!$fp) {
1851                         $data = t("Couldn't open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f is readable.");
1852                 }
1853                 else {
1854                         $fstat = fstat($fp);
1855                         $size = $fstat['size'];
1856                         if($size != 0) {
1857                                 if($size > 5000000 || $size < 0)
1858                                         $size = 5000000;
1859                                 $seek = fseek($fp,0-$size,SEEK_END);
1860                                 if($seek === 0) {
1861                                         $data = escape_tags(fread($fp,$size));
1862                                         while(! feof($fp))
1863                                                 $data .= escape_tags(fread($fp,4096));
1864                                 }
1865                         }
1866                         fclose($fp);
1867                 }
1868         }
1869         return replace_macros($t, array(
1870                 '$title' => t('Administration'),
1871                 '$page' => t('View Logs'),
1872                 '$data' => $data,
1873                 '$logname' =>  get_config('system','logfile')
1874         ));
1875 }
1876
1877 /**
1878  * @brief Prosesses data send by the features admin page
1879  *
1880  * @param App $a
1881  */
1882 function admin_page_features_post(&$a) {
1883
1884         check_form_security_token_redirectOnErr('/admin/features', 'admin_manage_features');
1885
1886         logger('postvars: '.print_r($_POST,true),LOGGER_DATA);
1887
1888         $arr = array();
1889         $features = get_features(false);
1890
1891         foreach($features as $fname => $fdata) {
1892                 foreach(array_slice($fdata,1) as $f) {
1893                         $feature = $f[0];
1894                         $feature_state = 'feature_'.$feature;
1895                         $featurelock = 'featurelock_'.$feature;
1896
1897                         if(x($_POST[$feature_state]))
1898                                 $val = intval($_POST['feature_'.$feature]);
1899                         else
1900                                 $val = 0;
1901                         set_config('feature',$feature,$val);
1902
1903                         if(x($_POST[$featurelock]))
1904                                 set_config('feature_lock',$feature,$val);
1905                         else
1906                                 del_config('feature_lock',$feature);
1907                 }
1908         }
1909
1910         goaway('admin/features');
1911         return; // NOTREACHED
1912 }
1913
1914 /**
1915  * @brief Subpage for global additional feature management
1916  *
1917  * This functin generates the subpage 'Manage Additional Features'
1918  * for the admin panel. At this page the admin can set preferences
1919  * for the user settings of the 'additional features'. If needed this
1920  * preferences can be locked through the admin.
1921  *
1922  * The returned string contains the HTML code of the subpage 'Manage
1923  * Additional Features'
1924  *
1925  * @param App $a
1926  * @return string
1927  */
1928 function admin_page_features(&$a) {
1929
1930         if((argc() > 1) && (argv(1) === 'features')) {
1931                 $arr = array();
1932                 $features = get_features(false);
1933
1934                 foreach($features as $fname => $fdata) {
1935                         $arr[$fname] = array();
1936                         $arr[$fname][0] = $fdata[0];
1937                         foreach(array_slice($fdata,1) as $f) {
1938
1939                                 $set = get_config('feature',$f[0]);
1940                                 if($set === false)
1941                                         $set = $f[3];
1942                                 $arr[$fname][1][] = array(
1943                                         array('feature_' .$f[0],$f[1],$set,$f[2],array(t('Off'),t('On'))),
1944                                         array('featurelock_' .$f[0],sprintf(t('Lock feature %s'),$f[1]),(($f[4] !== false) ? "1" : ''),'',array(t('Off'),t('On')))
1945                                 );
1946                         }
1947                 }
1948
1949                 $tpl = get_markup_template("admin_settings_features.tpl");
1950                 $o .= replace_macros($tpl, array(
1951                         '$form_security_token' => get_form_security_token("admin_manage_features"),
1952                         '$title' => t('Manage Additional Features'),
1953                         '$features' => $arr,
1954                         '$submit' => t('Save Settings'),
1955                 ));
1956
1957                 return $o;
1958         }
1959 }