mod/admin.php

   1 <?php
   2
   3  /**
   4  * @file mod/admin.php
   5  *
   6  * @brief Friendica admin
   7  */
   8
   9 use \Friendica\Core\Config;
  10
  11 require_once("include/enotify.php");
  12 require_once("include/text.php");
  13
  14 /**
  15  * @brief Process send data from the admin panels subpages
  16  *
  17  * This function acts as relais for processing the data send from the subpages
  18  * of the admin panel. Depending on the 1st parameter of the url (argv[1])
  19  * specialized functions are called to process the data from the subpages.
  20  *
  21  * The function itself does not return anything, but the subsequencely function
  22  * return the HTML for the pages of the admin panel.
  23  *
  24  * @param App $a
  25  *
  26  */
  27 function admin_post(App $a) {
  28
  29
  30         if (!is_site_admin()) {
  31                 return;
  32         }
  33
  34         // do not allow a page manager to access the admin panel at all.
  35
  36         if (x($_SESSION,'submanage') && intval($_SESSION['submanage'])) {
  37                 return;
  38         }
  39
  40         // urls
  41         if ($a->argc > 1) {
  42                 switch ($a->argv[1]) {
  43                         case 'site':
  44                                 admin_page_site_post($a);
  45                                 break;
  46                         case 'users':
  47                                 admin_page_users_post($a);
  48                                 break;
  49                         case 'plugins':
  50                                 if ($a->argc > 2 &&
  51                                         is_file("addon/".$a->argv[2]."/".$a->argv[2].".php")) {
  52                                                 @include_once("addon/".$a->argv[2]."/".$a->argv[2].".php");
  53                                                 if (function_exists($a->argv[2].'_plugin_admin_post')) {
  54                                                         $func = $a->argv[2].'_plugin_admin_post';
  55                                                         $func($a);
  56                                                 }
  57                                 }
  58                                 goaway('admin/plugins/'.$a->argv[2]);
  59                                 return; // NOTREACHED
  60                                 break;
  61                         case 'themes':
  62                                 if ($a->argc < 2) {
  63                                         if (is_ajax()) {
  64                                                 return;
  65                                         }
  66                                         goaway('admin/');
  67                                         return;
  68                                 }
  69
  70                                 $theme = $a->argv[2];
  71                                 if (is_file("view/theme/$theme/config.php")) {
  72                                         function __call_theme_admin_post(App $a, $theme) {
  73                                                 $orig_theme = $a->theme;
  74                                                 $orig_page = $a->page;
  75                                                 $orig_session_theme = $_SESSION['theme'];
  76                                                 require_once("view/theme/$theme/theme.php");
  77                                                 require_once("view/theme/$theme/config.php");
  78                                                 $_SESSION['theme'] = $theme;
  79
  80
  81                                                 $init = $theme."_init";
  82                                                 if (function_exists($init)) {
  83                                                         $init($a);
  84                                                 }
  85                                                 if (function_exists("theme_admin_post")) {
  86                                                         $admin_form = theme_admin_post($a);
  87                                                 }
  88
  89                                                 $_SESSION['theme'] = $orig_session_theme;
  90                                                 $a->theme = $orig_theme;
  91                                                 $a->page = $orig_page;
  92                                                 return $admin_form;
  93                                         }
  94                                         __call_theme_admin_post($a, $theme);
  95                                 }
  96                                 info(t('Theme settings updated.'));
  97                                 if (is_ajax()) {
  98                                         return;
  99                                 }
 100                                 goaway('admin/themes/'.$theme);
 101                                 return;
 102                                 break;
 103                         case 'features':
 104                                 admin_page_features_post($a);
 105                                 break;
 106                         case 'logs':
 107                                 admin_page_logs_post($a);
 108                                 break;
 109                         case 'dbsync':
 110                                 admin_page_dbsync_post($a);
 111                                 break;
 112                         case 'blocklist':
 113                                 admin_page_blocklist_post($a);
 114                                 break;
 115                 }
 116         }
 117
 118         goaway('admin');
 119         return; // NOTREACHED
 120 }
 121
 122 /**
 123  * @brief Generates content of the admin panel pages
 124  *
 125  * This function generates the content for the admin panel. It consists of the
 126  * aside menu (same for the entire admin panel) and the code for the soecified
 127  * subpage of the panel.
 128  *
 129  * The structure of the adress is: /admin/subpage/details though "details" is
 130  * only necessary for some subpages, like themes or addons where it is the name
 131  * of one theme resp. addon from which the details should be shown. Content for
 132  * the subpages is generated in separate functions for each of the subpages.
 133  *
 134  * The returned string hold the generated HTML code of the page.
 135  *
 136  * @param App $a
 137  * @return string
 138  */
 139 function admin_content(App $a) {
 140
 141         if (!is_site_admin()) {
 142                 return login(false);
 143         }
 144
 145         if (x($_SESSION,'submanage') && intval($_SESSION['submanage'])) {
 146                 return "";
 147         }
 148
 149         // APC deactivated, since there are problems with PHP 5.5
 150         //if (function_exists("apc_delete")) {
 151         //      $toDelete = new APCIterator('user', APC_ITER_VALUE);
 152         //      apc_delete($toDelete);
 153         //}
 154
 155         // Header stuff
 156         $a->page['htmlhead'] .= replace_macros(get_markup_template('admin_settings_head.tpl'), array());
 157
 158         /*
 159          * Side bar links
 160          */
 161         $aside_tools = array();
 162         // array(url, name, extra css classes)
 163         // not part of $aside to make the template more adjustable
 164         $aside_sub = array(
 165                 'site'   =>     array("admin/site/", t("Site") , "site"),
 166                 'users'  =>     array("admin/users/", t("Users") , "users"),
 167                 'plugins'=>     array("admin/plugins/", t("Plugins") , "plugins"),
 168                 'themes' =>     array("admin/themes/", t("Themes") , "themes"),
 169                 'features' =>   array("admin/features/", t("Additional features") , "features"),
 170                 'dbsync' =>     array("admin/dbsync/", t('DB updates'), "dbsync"),
 171                 'queue'  =>     array("admin/queue/", t('Inspect Queue'), "queue"),
 172                 'blocklist' => array("admin/blocklist/", t('Server Blocklist'), "blocklist"),
 173                 'federation' => array("admin/federation/", t('Federation Statistics'), "federation"),
 174         );
 175
 176         /* get plugins admin page */
 177
 178         $r = q("SELECT `name` FROM `addon` WHERE `plugin_admin` = 1 ORDER BY `name`");
 179         $aside_tools['plugins_admin']=array();
 180         foreach ($r as $h) {
 181                 $plugin =$h['name'];
 182                 $aside_tools['plugins_admin'][] = array("admin/plugins/".$plugin, $plugin, "plugin");
 183                 // temp plugins with admin
 184                 $a->plugins_admin[] = $plugin;
 185         }
 186
 187         $aside_tools['logs'] = array("admin/logs/", t("Logs"), "logs");
 188         $aside_tools['viewlogs'] = array("admin/viewlogs/", t("View Logs"), 'viewlogs');
 189         $aside_tools['diagnostics_probe'] = array('probe/', t('probe address'), 'probe');
 190         $aside_tools['diagnostics_webfinger'] = array('webfinger/', t('check webfinger'), 'webfinger');
 191
 192         $t = get_markup_template("admin_aside.tpl");
 193         $a->page['aside'] .= replace_macros($t, array(
 194                 '$admin' => $aside_tools,
 195                 '$subpages' => $aside_sub,
 196                 '$admtxt' => t('Admin'),
 197                 '$plugadmtxt' => t('Plugin Features'),
 198                 '$logtxt' => t('Logs'),
 199                 '$diagnosticstxt' => t('diagnostics'),
 200                 '$h_pending' => t('User registrations waiting for confirmation'),
 201                 '$admurl'=> "admin/"
 202         ));
 203
 204
 205
 206         /*
 207          * Page content
 208          */
 209         $o = '';
 210         // urls
 211         if ($a->argc > 1) {
 212                 switch ($a->argv[1]) {
 213                         case 'site':
 214                                 $o = admin_page_site($a);
 215                                 break;
 216                         case 'users':
 217                                 $o = admin_page_users($a);
 218                                 break;
 219                         case 'plugins':
 220                                 $o = admin_page_plugins($a);
 221                                 break;
 222                         case 'themes':
 223                                 $o = admin_page_themes($a);
 224                                 break;
 225                         case 'features':
 226                                 $o = admin_page_features($a);
 227                                 break;
 228                         case 'logs':
 229                                 $o = admin_page_logs($a);
 230                                 break;
 231                         case 'viewlogs':
 232                                 $o = admin_page_viewlogs($a);
 233                                 break;
 234                         case 'dbsync':
 235                                 $o = admin_page_dbsync($a);
 236                                 break;
 237                         case 'queue':
 238                                 $o = admin_page_queue($a);
 239                                 break;
 240                         case 'federation':
 241                                 $o = admin_page_federation($a);
 242                                 break;
 243                         case 'blocklist':
 244                                 $o = admin_page_blocklist($a);
 245                                 break;
 246                         default:
 247                                 notice(t("Item not found."));
 248                 }
 249         } else {
 250                 $o = admin_page_summary($a);
 251         }
 252
 253         if (is_ajax()) {
 254                 echo $o;
 255                 killme();
 256                 return '';
 257         } else {
 258                 return $o;
 259         }
 260 }
 261
 262 /**
 263  * @brief Subpage to modify the server wide block list via the admin panel.
 264  *
 265  * This function generates the subpage of the admin panel to allow the
 266  * modification of the node wide block/black list to block entire
 267  * remote servers from communication with this node. The page allows
 268  * adding, removing and editing of entries from the blocklist.
 269  *
 270  * @param App $a
 271  * @return string
 272  */
 273 function admin_page_blocklist(App $a) {
 274         $blocklist = Config::get('system', 'blocklist');
 275         var_dump($blocklist);
 276         $blocklistform = array();
 277         if (is_array($blocklist)) {
 278                 foreach($blocklist as $id => $b) {
 279                         $blocklistform[] = array(
 280                                 'domain' => array("domain[$id]", t('Blocked domain'), $b['domain'], '', t('The blocked domain'), 'required', '', ''),
 281                                 'reason' => array("reason[$id]", t("Reason for the block"), $b['reason'], t('The reason why you blocked this domain.').'('.$b['domain'].')', 'required', '', ''),
 282                                 'delete' => array("delete[$id]", t("Delete domain").' ('.$b['domain'].')', False , "Check to delete this entry from the blocklist")
 283                         );
 284                 }
 285         }
 286         $t = get_markup_template("admin_blocklist.tpl");
 287         return replace_macros($t, array(
 288                 '$title' => t('Administration'),
 289                 '$page' => t('Server Blocklist'),
 290                 '$intro' => t('This page can be used to define a black list of servers from the federated network that are not allowed to interact with your node. For all entered domains you should also give a reason why you have blocked the remote server.'),
 291                 '$public' => t('The list of blocked servers will be made publically available on the /friendica page so that your users and people investigating communication problems can find the reason easily.'),
 292                 '$addtitle' => t('Add new entry to block list'),
 293                 '$newdomain' => array('newentry_domain', t('Server Domain'), '', t('The domain of the new server to add to the block list. Do not include the protocol.'), 'required', '', ''),
 294                 '$newreason' => array('newentry_reason', t('Block reason'), '', t('The reason why you blocked this domain.'), 'required', '', ''),
 295                 '$submit' => t('Add Entry'),
 296                 '$savechanges' => t('Save changes to the blocklist'),
 297                 '$currenttitle' => t('Current Entries in the Blocklist'),
 298                 '$thurl' => t('Blocked domain'),
 299                 '$threason' => t('Reason for the block'),
 300                 '$delentry' => t('Delete entry from blocklist'),
 301                 '$entries' => $blocklistform,
 302                 '$baseurl' => App::get_baseurl(true),
 303                 '$confirm_delete' => t('Delete entry from blocklist?'),
 304                 '$form_security_token'  => get_form_security_token("admin_blocklist")
 305         ));
 306 }
 307
 308 /**
 309  * @brief Process send data from Admin Blocklist Page
 310  *
 311  * @param App $a
 312  */
 313 function admin_page_blocklist_post(App $a) {
 314         if (!x($_POST,"page_blocklist_save") && (!x($_POST['page_blocklist_edit']))) {
 315                 return;
 316         }
 317
 318         check_form_security_token_redirectOnErr('/admin/blocklist', 'admin_blocklist');
 319
 320         if (x($_POST['page_blocklist_save'])) {
 321                 //  Add new item to blocklist
 322                 $blocklist = get_config('system', 'blocklist');
 323                 $blocklist[] = array(
 324                         'domain' => notags(trim($_POST['newentry_domain'])),
 325                         'reason' => notags(trim($_POST['newentry_reason']))
 326                 );
 327                 Config::set('system', 'blocklist', $blocklist);
 328                 info(t('Server added to blocklist.').EOL);
 329         } else {
 330                 // Edit the entries from blocklist
 331                 $blocklist = array();
 332                 foreach ($_POST['domain'] as $id => $domain) {
 333                         // Trimming whitespaces as well as any lingering slashes
 334                         $domain = notags(trim($domain, "\x00..\x1F/"));
 335                         $reason = notags(trim($_POST['reason'][$id]));
 336                         if (!x($_POST['delete'][$id])) {
 337                                 $blocklist[] = array(
 338                                         'domain' => $domain,
 339                                         'reason' => $reason
 340                                 );
 341                         }
 342                 }
 343                 Config::set('system', 'blocklist', $blocklist);
 344                 info(t('Site blocklist updated.').EOL);
 345         }
 346         goaway('admin/blocklist');
 347
 348         return; // NOTREACHED
 349 }
 350
 351 /**
 352  * @brief Subpage with some stats about "the federation" network
 353  *
 354  * This function generates the "Federation Statistics" subpage for the admin
 355  * panel. The page lists some numbers to the part of "The Federation" known to
 356  * the node. This data includes the different connected networks (e.g.
 357  * Diaspora, Hubzilla, GNU Social) and the used versions in the different
 358  * networks.
 359  *
 360  * The returned string contains the HTML code of the subpage for display.
 361  *
 362  * @param App $a
 363  * @return string
 364  */
 365 function admin_page_federation(App $a) {
 366         // get counts on active friendica, diaspora, redmatrix, hubzilla, gnu
 367         // social and statusnet nodes this node is knowing
 368         //
 369         // We are looking for the following platforms in the DB, "Red" should find
 370         // all variants of that platform ID string as the q() function is stripping
 371         // off one % two of them are needed in the query
 372         // Add more platforms if you like, when one returns 0 known nodes it is not
 373         // displayed on the stats page.
 374         $platforms = array('Friendi%%a', 'Diaspora', '%%red%%', 'Hubzilla', 'BlaBlaNet', 'GNU Social', 'StatusNet', 'Mastodon');
 375         $colors    = array('Friendi%%a' => '#ffc018',     // orange from the logo
 376                            'Diaspora'  => '#a1a1a1',     // logo is black and white, makes a gray
 377                            '%%red%%'   => '#c50001',     // fire red from the logo
 378                            'Hubzilla'  => '#43488a',     // blue from the logo
 379                            'BlaBlaNet' => '#3B5998',     // blue from the navbar at blablanet-dot-com
 380                            'GNU Social'=> '#a22430',     // dark red from the logo
 381                            'StatusNet' => '#789240',     // the green from the logo (red and blue have already others
 382                            'Mastodon'  => '#1a9df9');    // blue from the Mastodon logo
 383         $counts = array();
 384         $total = 0;
 385
 386         foreach ($platforms as $p) {
 387                 // get a total count for the platform, the name and version of the
 388                 // highest version and the protocol tpe
 389                 $c = qu('SELECT COUNT(*) AS `total`, ANY_VALUE(`platform`) AS `platform`,
 390                                 ANY_VALUE(`network`) AS `network`, MAX(`version`) AS `version` FROM `gserver`
 391                                 WHERE `platform` LIKE "%s" AND `last_contact` >= `last_failure`
 392                                 ORDER BY `version` ASC;', $p);
 393                 $total = $total + $c[0]['total'];
 394
 395                 // what versions for that platform do we know at all?
 396                 // again only the active nodes
 397                 $v = qu('SELECT COUNT(*) AS `total`, `version` FROM `gserver`
 398                                 WHERE `last_contact` >= `last_failure` AND `platform` LIKE "%s"
 399                                 GROUP BY `version`
 400                                 ORDER BY `version`;', $p);
 401
 402                 //
 403                 // clean up version numbers
 404                 //
 405                 // some platforms do not provide version information, add a unkown there
 406                 // to the version string for the displayed list.
 407                 foreach ($v as $key => $value) {
 408                         if ($v[$key]['version'] == '') {
 409                                 $v[$key] = array('total'=>$v[$key]['total'], 'version'=>t('unknown'));
 410                         }
 411                 }
 412                 // in the DB the Diaspora versions have the format x.x.x.x-xx the last
 413                 // part (-xx) should be removed to clean up the versions from the "head
 414                 // commit" information and combined into a single entry for x.x.x.x
 415                 if ($p == 'Diaspora') {
 416                         $newV = array();
 417                         $newVv = array();
 418                         foreach ($v as $vv) {
 419                                 $newVC = $vv['total'];
 420                                 $newVV = $vv['version'];
 421                                 $posDash = strpos($newVV, '-');
 422                                 if ($posDash) {
 423                                         $newVV = substr($newVV, 0, $posDash);
 424                                 }
 425                                 if (isset($newV[$newVV])) {
 426                                         $newV[$newVV] += $newVC;
 427                                 } else {
 428                                         $newV[$newVV] = $newVC;
 429                                 }
 430                         }
 431                         foreach ($newV as $key => $value) {
 432                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 433                         }
 434                         $v = $newVv;
 435                 }
 436
 437                 // early friendica versions have the format x.x.xxxx where xxxx is the
 438                 // DB version stamp; those should be operated out and versions be
 439                 // conbined
 440                 if ($p == 'Friendi%%a') {
 441                         $newV = array();
 442                         $newVv = array();
 443                         foreach ($v as $vv) {
 444                                 $newVC = $vv['total'];
 445                                 $newVV = $vv['version'];
 446                                 $lastDot = strrpos($newVV,'.');
 447                                 $len = strlen($newVV)-1;
 448                                 if (($lastDot == $len-4) && (!strrpos($newVV,'-rc') == $len-3)) {
 449                                         $newVV = substr($newVV, 0, $lastDot);
 450                                 }
 451                                 if (isset($newV[$newVV])) {
 452                                         $newV[$newVV] += $newVC;
 453                                 } else {
 454                                         $newV[$newVV] = $newVC;
 455                                 }
 456                         }
 457                         foreach ($newV as $key => $value) {
 458                                 array_push($newVv, array('total'=>$value, 'version'=>$key));
 459                         }
 460                         $v = $newVv;
 461                 }
 462
 463                 foreach ($v as $key => $vv)
 464                         $v[$key]["version"] = trim(strip_tags($vv["version"]));
 465
 466                 // the 3rd array item is needed for the JavaScript graphs as JS does
 467                 // not like some characters in the names of variables...
 468                 $counts[$p]=array($c[0], $v, str_replace(array(' ','%'),'',$p), $colors[$p]);
 469         }
 470
 471         // some helpful text
 472         $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.');
 473         $hint = t('The <em>Auto Discovered Contact Directory</em> feature is not enabled, it will improve the data displayed here.');
 474
 475         // load the template, replace the macros and return the page content
 476         $t = get_markup_template("admin_federation.tpl");
 477         return replace_macros($t, array(
 478                 '$title' => t('Administration'),
 479                 '$page' => t('Federation Statistics'),
 480                 '$intro' => $intro,
 481                 '$hint' => $hint,
 482                 '$autoactive' => get_config('system', 'poco_completion'),
 483                 '$counts' => $counts,
 484                 '$version' => FRIENDICA_VERSION,
 485                 '$legendtext' => sprintf(t('Currently this node is aware of %d nodes from the following platforms:'), $total),
 486                 '$baseurl' => App::get_baseurl(),
 487         ));
 488 }
 489
 490 /**
 491  * @brief Admin Inspect Queue Page
 492  *
 493  * Generates a page for the admin to have a look into the current queue of
 494  * postings that are not deliverabke. Shown are the name and url of the
 495  * recipient, the delivery network and the dates when the posting was generated
 496  * and the last time tried to deliver the posting.
 497  *
 498  * The returned string holds the content of the page.
 499  *
 500  * @param App $a
 501  * @return string
 502  */
 503 function admin_page_queue(App $a) {
 504         // get content from the queue table
 505         $r = q("SELECT `c`.`name`, `c`.`nurl`, `q`.`id`, `q`.`network`, `q`.`created`, `q`.`last`
 506                         FROM `queue` AS `q`, `contact` AS `c`
 507                         WHERE `c`.`id` = `q`.`cid`
 508                         ORDER BY `q`.`cid`, `q`.`created`;");
 509
 510         $t = get_markup_template("admin_queue.tpl");
 511         return replace_macros($t, array(
 512                 '$title' => t('Administration'),
 513                 '$page' => t('Inspect Queue'),
 514                 '$count' => sizeof($r),
 515                 'id_header' => t('ID'),
 516                 '$to_header' => t('Recipient Name'),
 517                 '$url_header' => t('Recipient Profile'),
 518                 '$network_header' => t('Network'),
 519                 '$created_header' => t('Created'),
 520                 '$last_header' => t('Last Tried'),
 521                 '$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.'),
 522                 '$entries' => $r,
 523         ));
 524 }
 525
 526 /**
 527  * @brief Admin Summary Page
 528  *
 529  * The summary page is the "start page" of the admin panel. It gives the admin
 530  * a first overview of the open adminastrative tasks.
 531  *
 532  * The returned string contains the HTML content of the generated page.
 533  *
 534  * @param App $a
 535  * @return string
 536  */
 537 function admin_page_summary(App $a) {
 538         global $db;
 539         // are there MyISAM tables in the DB? If so, trigger a warning message
 540         $r = q("SELECT `engine` FROM `information_schema`.`tables` WHERE `engine` = 'myisam' AND `table_schema` = '%s' LIMIT 1",
 541                 dbesc($db->database_name()));
 542         $showwarning = false;
 543         $warningtext = array();
 544         if (dbm::is_result($r)) {
 545                 $showwarning = true;
 546                 $warningtext[] = sprintf(t('Your DB still runs with MyISAM tables. You should change the engine type to InnoDB. As Friendica will use InnoDB only features in the future, you should change this! See <a href="%s">here</a> for a guide that may be helpful converting the table engines. You may also use the command <tt>php include/dbstructure.php toinnodb</tt> of your Friendica installation for an automatic conversion.<br />'), 'https://dev.mysql.com/doc/refman/5.7/en/converting-tables-to-innodb.html');
 547         }
 548         // MySQL >= 5.7.4 doesn't support the IGNORE keyword in ALTER TABLE statements
 549         if ((version_compare($db->server_info(), '5.7.4') >= 0) AND
 550                 !(strpos($db->server_info(), 'MariaDB') !== false)) {
 551                 $warningtext[] = t('You are using a MySQL version which does not support all features that Friendica uses. You should consider switching to MariaDB.');
 552         }
 553         $r = q("SELECT `page-flags`, COUNT(`uid`) AS `count` FROM `user` GROUP BY `page-flags`");
 554         $accounts = array(
 555                 array(t('Normal Account'), 0),
 556                 array(t('Soapbox Account'), 0),
 557                 array(t('Community/Celebrity Account'), 0),
 558                 array(t('Automatic Friend Account'), 0),
 559                 array(t('Blog Account'), 0),
 560                 array(t('Private Forum'), 0)
 561         );
 562
 563         $users=0;
 564         foreach ($r as $u) {
 565                 $accounts[$u['page-flags']][1] = $u['count'];
 566                 $users+= $u['count'];
 567         }
 568
 569         logger('accounts: '.print_r($accounts,true),LOGGER_DATA);
 570
 571         $r = qu("SELECT COUNT(`id`) AS `count` FROM `register`");
 572         $pending = $r[0]['count'];
 573
 574         $r = qu("SELECT COUNT(*) AS `total` FROM `queue` WHERE 1");
 575         $queue = (($r) ? $r[0]['total'] : 0);
 576
 577         $r = qu("SELECT COUNT(*) AS `total` FROM `workerqueue` WHERE 1");
 578         $workerqueue = (($r) ? $r[0]['total'] : 0);
 579
 580         // We can do better, but this is a quick queue status
 581
 582         $queues = array('label' => t('Message queues'), 'queue' => $queue, 'workerq' => $workerqueue);
 583
 584
 585         $t = get_markup_template("admin_summary.tpl");
 586         return replace_macros($t, array(
 587                 '$title' => t('Administration'),
 588                 '$page' => t('Summary'),
 589                 '$queues' => $queues,
 590                 '$users' => array(t('Registered users'), $users),
 591                 '$accounts' => $accounts,
 592                 '$pending' => array(t('Pending registrations'), $pending),
 593                 '$version' => array(t('Version'), FRIENDICA_VERSION),
 594                 '$baseurl' => App::get_baseurl(),
 595                 '$platform' => FRIENDICA_PLATFORM,
 596                 '$codename' => FRIENDICA_CODENAME,
 597                 '$build' =>  get_config('system','build'),
 598                 '$plugins' => array(t('Active plugins'), $a->plugins),
 599                 '$showwarning' => $showwarning,
 600                 '$warningtext' => $warningtext
 601         ));
 602 }
 603
 604 /**
 605  * @brief Process send data from Admin Site Page
 606  *
 607  * @param App $a
 608  */
 609 function admin_page_site_post(App $a) {
 610         if (!x($_POST,"page_site")) {
 611                 return;
 612         }
 613
 614         check_form_security_token_redirectOnErr('/admin/site', 'admin_site');
 615
 616         // relocate
 617         if (x($_POST,'relocate') && x($_POST,'relocate_url') && $_POST['relocate_url'] != "") {
 618                 $new_url = $_POST['relocate_url'];
 619                 $new_url = rtrim($new_url,"/");
 620
 621                 $parsed = @parse_url($new_url);
 622                 if (!$parsed || (!x($parsed,'host') || !x($parsed,'scheme'))) {
 623                         notice(t("Can not parse base url. Must have at least <scheme>://<domain>"));
 624                         goaway('admin/site');
 625                 }
 626
 627                 /* steps:
 628                  * replace all "baseurl" to "new_url" in config, profile, term, items and contacts
 629                  * send relocate for every local user
 630                  * */
 631
 632                 $old_url = App::get_baseurl(true);
 633
 634                 // Generate host names for relocation the addresses in the format user@address.tld
 635                 $new_host = str_replace("http://", "@", normalise_link($new_url));
 636                 $old_host = str_replace("http://", "@", normalise_link($old_url));
 637
 638                 function update_table($table_name, $fields, $old_url, $new_url) {
 639                         global $db, $a;
 640
 641                         $dbold = dbesc($old_url);
 642                         $dbnew = dbesc($new_url);
 643
 644                         $upd = array();
 645                         foreach ($fields as $f) {
 646                                 $upd[] = "`$f` = REPLACE(`$f`, '$dbold', '$dbnew')";
 647                         }
 648
 649                         $upds = implode(", ", $upd);
 650
 651
 652
 653                         $q = sprintf("UPDATE %s SET %s;", $table_name, $upds);
 654                         $r = q($q);
 655                         if (!$r) {
 656                                 notice("Failed updating '$table_name': ".$db->error);
 657                                 goaway('admin/site');
 658                         }
 659                 }
 660
 661                 // update tables
 662                 // update profile links in the format "http://server.tld"
 663                 update_table("profile", array('photo', 'thumb'), $old_url, $new_url);
 664                 update_table("term", array('url'), $old_url, $new_url);
 665                 update_table("contact", array('photo','thumb','micro','url','nurl','alias','request','notify','poll','confirm','poco', 'avatar'), $old_url, $new_url);
 666                 update_table("gcontact", array('url','nurl','photo','server_url','notify','alias'), $old_url, $new_url);
 667                 update_table("item", array('owner-link','owner-avatar','author-link','author-avatar','body','plink','tag'), $old_url, $new_url);
 668
 669                 // update profile addresses in the format "user@server.tld"
 670                 update_table("contact", array('addr'), $old_host, $new_host);
 671                 update_table("gcontact", array('connect','addr'), $old_host, $new_host);
 672
 673                 // update config
 674                 $a->set_baseurl($new_url);
 675                 set_config('system','url',$new_url);
 676
 677                 // send relocate
 678                 $users = q("SELECT `uid` FROM `user` WHERE `account_removed` = 0 AND `account_expired` = 0");
 679
 680                 foreach ($users as $user) {
 681                         proc_run(PRIORITY_HIGH, 'include/notifier.php', 'relocate', $user['uid']);
 682                 }
 683
 684                 info("Relocation started. Could take a while to complete.");
 685
 686                 goaway('admin/site');
 687         }
 688         // end relocate
 689
 690         $sitename               =       ((x($_POST,'sitename'))                 ? notags(trim($_POST['sitename']))              : '');
 691         $hostname               =       ((x($_POST,'hostname'))                 ? notags(trim($_POST['hostname']))              : '');
 692         $sender_email           =       ((x($_POST,'sender_email'))             ? notags(trim($_POST['sender_email']))          : '');
 693         $banner                 =       ((x($_POST,'banner'))                   ? trim($_POST['banner'])                        : false);
 694         $shortcut_icon          =       ((x($_POST,'shortcut_icon'))            ? notags(trim($_POST['shortcut_icon']))         : '');
 695         $touch_icon             =       ((x($_POST,'touch_icon'))               ? notags(trim($_POST['touch_icon']))            : '');
 696         $info                   =       ((x($_POST,'info'))                     ? trim($_POST['info'])                          : false);
 697         $language               =       ((x($_POST,'language'))                 ? notags(trim($_POST['language']))              : '');
 698         $theme                  =       ((x($_POST,'theme'))                    ? notags(trim($_POST['theme']))                 : '');
 699         $theme_mobile           =       ((x($_POST,'theme_mobile'))             ? notags(trim($_POST['theme_mobile']))          : '');
 700         $maximagesize           =       ((x($_POST,'maximagesize'))             ? intval(trim($_POST['maximagesize']))          :  0);
 701         $maximagelength         =       ((x($_POST,'maximagelength'))           ? intval(trim($_POST['maximagelength']))        :  MAX_IMAGE_LENGTH);
 702         $jpegimagequality       =       ((x($_POST,'jpegimagequality'))         ? intval(trim($_POST['jpegimagequality']))      :  JPEG_QUALITY);
 703
 704
 705         $register_policy        =       ((x($_POST,'register_policy'))          ? intval(trim($_POST['register_policy']))       :  0);
 706         $daily_registrations    =       ((x($_POST,'max_daily_registrations'))  ? intval(trim($_POST['max_daily_registrations']))       :0);
 707         $abandon_days           =       ((x($_POST,'abandon_days'))             ? intval(trim($_POST['abandon_days']))          :  0);
 708
 709         $register_text          =       ((x($_POST,'register_text'))            ? notags(trim($_POST['register_text']))         : '');
 710
 711         $allowed_sites          =       ((x($_POST,'allowed_sites'))            ? notags(trim($_POST['allowed_sites']))         : '');
 712         $allowed_email          =       ((x($_POST,'allowed_email'))            ? notags(trim($_POST['allowed_email']))         : '');
 713         $block_public           =       ((x($_POST,'block_public'))             ? True                                          : False);
 714         $force_publish          =       ((x($_POST,'publish_all'))              ? True                                          : False);
 715         $global_directory       =       ((x($_POST,'directory'))                ? notags(trim($_POST['directory']))             : '');
 716         $thread_allow           =       ((x($_POST,'thread_allow'))             ? True                                          : False);
 717         $newuser_private                =       ((x($_POST,'newuser_private'))          ? True                                  : False);
 718         $enotify_no_content             =       ((x($_POST,'enotify_no_content'))       ? True                                  : False);
 719         $private_addons                 =       ((x($_POST,'private_addons'))           ? True                                  : False);
 720         $disable_embedded               =       ((x($_POST,'disable_embedded'))         ? True                                  : False);
 721         $allow_users_remote_self        =       ((x($_POST,'allow_users_remote_self'))  ? True                                  : False);
 722
 723         $no_multi_reg           =       ((x($_POST,'no_multi_reg'))             ? True                                          : False);
 724         $no_openid              =       !((x($_POST,'no_openid'))               ? True                                          : False);
 725         $no_regfullname         =       !((x($_POST,'no_regfullname'))          ? True                                          : False);
 726         $community_page_style   =       ((x($_POST,'community_page_style'))     ? intval(trim($_POST['community_page_style']))  : 0);
 727         $max_author_posts_community_page        =       ((x($_POST,'max_author_posts_community_page'))  ? intval(trim($_POST['max_author_posts_community_page']))       : 0);
 728
 729         $verifyssl              =       ((x($_POST,'verifyssl'))                ? True                                          : False);
 730         $proxyuser              =       ((x($_POST,'proxyuser'))                ? notags(trim($_POST['proxyuser']))             : '');
 731         $proxy                  =       ((x($_POST,'proxy'))                    ? notags(trim($_POST['proxy']))                 : '');
 732         $timeout                =       ((x($_POST,'timeout'))                  ? intval(trim($_POST['timeout']))               : 60);
 733         $maxloadavg             =       ((x($_POST,'maxloadavg'))               ? intval(trim($_POST['maxloadavg']))            : 50);
 734         $maxloadavg_frontend    =       ((x($_POST,'maxloadavg_frontend'))      ? intval(trim($_POST['maxloadavg_frontend']))   : 50);
 735         $optimize_max_tablesize =       ((x($_POST,'optimize_max_tablesize'))   ? intval(trim($_POST['optimize_max_tablesize'])): 100);
 736         $optimize_fragmentation =       ((x($_POST,'optimize_fragmentation'))   ? intval(trim($_POST['optimize_fragmentation'])): 30);
 737         $poco_completion        =       ((x($_POST,'poco_completion'))          ? intval(trim($_POST['poco_completion']))       : false);
 738         $poco_requery_days      =       ((x($_POST,'poco_requery_days'))        ? intval(trim($_POST['poco_requery_days']))     : 7);
 739         $poco_discovery         =       ((x($_POST,'poco_discovery'))           ? intval(trim($_POST['poco_discovery']))        : 0);
 740         $poco_discovery_since   =       ((x($_POST,'poco_discovery_since'))     ? intval(trim($_POST['poco_discovery_since']))  : 30);
 741         $poco_local_search      =       ((x($_POST,'poco_local_search'))        ? intval(trim($_POST['poco_local_search']))     : false);
 742         $nodeinfo               =       ((x($_POST,'nodeinfo'))                 ? intval(trim($_POST['nodeinfo']))              : false);
 743         $dfrn_only              =       ((x($_POST,'dfrn_only'))                ? True                                          : False);
 744         $ostatus_disabled       =       !((x($_POST,'ostatus_disabled'))        ? True                                          : False);
 745         $ostatus_poll_interval  =       ((x($_POST,'ostatus_poll_interval'))    ? intval(trim($_POST['ostatus_poll_interval'])) :  0);
 746         $ostatus_full_threads   =       ((x($_POST,'ostatus_full_threads'))     ? True                                          : False);
 747         $diaspora_enabled       =       ((x($_POST,'diaspora_enabled'))         ? True                                          : False);
 748         $ssl_policy             =       ((x($_POST,'ssl_policy'))               ? intval($_POST['ssl_policy'])                  : 0);
 749         $force_ssl              =       ((x($_POST,'force_ssl'))                ? True                                          : False);
 750         $hide_help              =       ((x($_POST,'hide_help'))                ? True                                          : False);
 751         $suppress_tags          =       ((x($_POST,'suppress_tags'))            ? True                                          : False);
 752         $itemcache              =       ((x($_POST,'itemcache'))                ? notags(trim($_POST['itemcache']))             : '');
 753         $itemcache_duration     =       ((x($_POST,'itemcache_duration'))       ? intval($_POST['itemcache_duration'])          : 0);
 754         $max_comments           =       ((x($_POST,'max_comments'))             ? intval($_POST['max_comments'])                : 0);
 755         $temppath               =       ((x($_POST,'temppath'))                 ? notags(trim($_POST['temppath']))              : '');
 756         $basepath               =       ((x($_POST,'basepath'))                 ? notags(trim($_POST['basepath']))              : '');
 757         $singleuser             =       ((x($_POST,'singleuser'))               ? notags(trim($_POST['singleuser']))            : '');
 758         $proxy_disabled         =       ((x($_POST,'proxy_disabled'))           ? True                                          : False);
 759         $only_tag_search        =       ((x($_POST,'only_tag_search'))          ? True                                          : False);
 760         $rino                   =       ((x($_POST,'rino'))                     ? intval($_POST['rino'])                        : 0);
 761         $worker_queues          =       ((x($_POST,'worker_queues'))            ? intval($_POST['worker_queues'])               : 4);
 762         $worker_dont_fork       =       ((x($_POST,'worker_dont_fork'))         ? True                                          : False);
 763         $worker_fastlane        =       ((x($_POST,'worker_fastlane'))          ? True                                          : False);
 764         $worker_frontend        =       ((x($_POST,'worker_frontend'))          ? True                                          : False);
 765
 766         // Has the directory url changed? If yes, then resubmit the existing profiles there
 767         if ($global_directory != Config::get('system', 'directory') AND ($global_directory != '')) {
 768                 Config::set('system', 'directory', $global_directory);
 769                 proc_run(PRIORITY_LOW, 'include/directory.php');
 770         }
 771
 772         if ($a->get_path() != "") {
 773                 $diaspora_enabled = false;
 774         }
 775         if (!$thread_allow) {
 776                 $ostatus_disabled = true;
 777         }
 778         if ($ssl_policy != intval(get_config('system','ssl_policy'))) {
 779                 if ($ssl_policy == SSL_POLICY_FULL) {
 780                         q("UPDATE `contact` SET
 781                                 `url`     = REPLACE(`url`    , 'http:' , 'https:'),
 782                                 `photo`   = REPLACE(`photo`  , 'http:' , 'https:'),
 783                                 `thumb`   = REPLACE(`thumb`  , 'http:' , 'https:'),
 784                                 `micro`   = REPLACE(`micro`  , 'http:' , 'https:'),
 785                                 `request` = REPLACE(`request`, 'http:' , 'https:'),
 786                                 `notify`  = REPLACE(`notify` , 'http:' , 'https:'),
 787                                 `poll`    = REPLACE(`poll`   , 'http:' , 'https:'),
 788                                 `confirm` = REPLACE(`confirm`, 'http:' , 'https:'),
 789                                 `poco`    = REPLACE(`poco`   , 'http:' , 'https:')
 790                                 WHERE `self` = 1"
 791                         );
 792                         q("UPDATE `profile` SET
 793                                 `photo`   = REPLACE(`photo`  , 'http:' , 'https:'),
 794                                 `thumb`   = REPLACE(`thumb`  , 'http:' , 'https:')
 795                                 WHERE 1 "
 796                         );
 797                 } elseif ($ssl_policy == SSL_POLICY_SELFSIGN) {
 798                         q("UPDATE `contact` SET
 799                                 `url`     = REPLACE(`url`    , 'https:' , 'http:'),
 800                                 `photo`   = REPLACE(`photo`  , 'https:' , 'http:'),
 801                                 `thumb`   = REPLACE(`thumb`  , 'https:' , 'http:'),
 802                                 `micro`   = REPLACE(`micro`  , 'https:' , 'http:'),
 803                                 `request` = REPLACE(`request`, 'https:' , 'http:'),
 804                                 `notify`  = REPLACE(`notify` , 'https:' , 'http:'),
 805                                 `poll`    = REPLACE(`poll`   , 'https:' , 'http:'),
 806                                 `confirm` = REPLACE(`confirm`, 'https:' , 'http:'),
 807                                 `poco`    = REPLACE(`poco`   , 'https:' , 'http:')
 808                                 WHERE `self` = 1"
 809                         );
 810                         q("UPDATE `profile` SET
 811                                 `photo`   = REPLACE(`photo`  , 'https:' , 'http:'),
 812                                 `thumb`   = REPLACE(`thumb`  , 'https:' , 'http:')
 813                                 WHERE 1 "
 814                         );
 815                 }
 816         }
 817         set_config('system','ssl_policy',$ssl_policy);
 818         set_config('system','maxloadavg',$maxloadavg);
 819         set_config('system','maxloadavg_frontend',$maxloadavg_frontend);
 820         set_config('system','optimize_max_tablesize',$optimize_max_tablesize);
 821         set_config('system','optimize_fragmentation',$optimize_fragmentation);
 822         set_config('system','poco_completion',$poco_completion);
 823         set_config('system','poco_requery_days',$poco_requery_days);
 824         set_config('system','poco_discovery',$poco_discovery);
 825         set_config('system','poco_discovery_since',$poco_discovery_since);
 826         set_config('system','poco_local_search',$poco_local_search);
 827         set_config('system','nodeinfo',$nodeinfo);
 828         set_config('config','sitename',$sitename);
 829         set_config('config','hostname',$hostname);
 830         set_config('config','sender_email', $sender_email);
 831         set_config('system','suppress_tags',$suppress_tags);
 832         set_config('system','shortcut_icon',$shortcut_icon);
 833         set_config('system','touch_icon',$touch_icon);
 834
 835         if ($banner == "") {
 836                 // don't know why, but del_config doesn't work...
 837                 q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
 838                         dbesc("system"),
 839                         dbesc("banner")
 840                 );
 841         } else {
 842                 set_config('system','banner', $banner);
 843         }
 844
 845         if ($info == "") {
 846                 del_config('config','info');
 847         } else {
 848                 set_config('config','info',$info);
 849         }
 850         set_config('system','language', $language);
 851         set_config('system','theme', $theme);
 852
 853         if ($theme_mobile === '---') {
 854                 del_config('system','mobile-theme');
 855         } else {
 856                 set_config('system','mobile-theme', $theme_mobile);
 857                 }
 858                 if ($singleuser === '---') {
 859                         del_config('system','singleuser');
 860                 } else {
 861                         set_config('system','singleuser', $singleuser);
 862                 }
 863         set_config('system', 'maximagesize', $maximagesize);
 864         set_config('system', 'max_image_length', $maximagelength);
 865         set_config('system', 'jpeg_quality', $jpegimagequality);
 866
 867         set_config('config', 'register_policy', $register_policy);
 868         set_config('system', 'max_daily_registrations', $daily_registrations);
 869         set_config('system', 'account_abandon_days', $abandon_days);
 870         set_config('config', 'register_text', $register_text);
 871         set_config('system', 'allowed_sites', $allowed_sites);
 872         set_config('system', 'allowed_email', $allowed_email);
 873         set_config('system', 'block_public', $block_public);
 874         set_config('system', 'publish_all', $force_publish);
 875         set_config('system', 'thread_allow', $thread_allow);
 876         set_config('system', 'newuser_private', $newuser_private);
 877         set_config('system', 'enotify_no_content', $enotify_no_content);
 878         set_config('system', 'disable_embedded', $disable_embedded);
 879         set_config('system', 'allow_users_remote_self', $allow_users_remote_self);
 880
 881         set_config('system', 'block_extended_register', $no_multi_reg);
 882         set_config('system', 'no_openid', $no_openid);
 883         set_config('system', 'no_regfullname', $no_regfullname);
 884         set_config('system', 'community_page_style', $community_page_style);
 885         set_config('system', 'max_author_posts_community_page', $max_author_posts_community_page);
 886         set_config('system', 'verifyssl', $verifyssl);
 887         set_config('system', 'proxyuser', $proxyuser);
 888         set_config('system', 'proxy', $proxy);
 889         set_config('system', 'curl_timeout', $timeout);
 890         set_config('system', 'dfrn_only', $dfrn_only);
 891         set_config('system', 'ostatus_disabled', $ostatus_disabled);
 892         set_config('system', 'ostatus_poll_interval', $ostatus_poll_interval);
 893         set_config('system', 'ostatus_full_threads', $ostatus_full_threads);
 894         set_config('system', 'diaspora_enabled', $diaspora_enabled);
 895
 896         set_config('config', 'private_addons', $private_addons);
 897
 898         set_config('system', 'force_ssl', $force_ssl);
 899         set_config('system', 'hide_help', $hide_help);
 900         set_config('system', 'itemcache', $itemcache);
 901         set_config('system', 'itemcache_duration', $itemcache_duration);
 902         set_config('system', 'max_comments', $max_comments);
 903         set_config('system', 'temppath', $temppath);
 904         set_config('system', 'basepath', $basepath);
 905         set_config('system', 'proxy_disabled', $proxy_disabled);
 906         set_config('system', 'only_tag_search', $only_tag_search);
 907         set_config('system', 'worker_queues', $worker_queues);
 908         set_config('system', 'worker_dont_fork', $worker_dont_fork);
 909         set_config('system', 'worker_fastlane', $worker_fastlane);
 910         set_config('system', 'frontend_worker', $worker_frontend);
 911         set_config('system', 'rino_encrypt', $rino);
 912
 913         info(t('Site settings updated.').EOL);
 914         goaway('admin/site');
 915         return; // NOTREACHED
 916
 917 }
 918
 919 /**
 920  * @brief Generate Admin Site subpage
 921  *
 922  * This function generates the main configuration page of the admin panel.
 923  *
 924  * @param  App $a
 925  * @return string
 926  */
 927 function admin_page_site(App $a) {
 928
 929         /* Installed langs */
 930         $lang_choices = get_available_languages();
 931
 932         if (strlen(get_config('system','directory_submit_url')) AND
 933                 !strlen(get_config('system','directory'))) {
 934                         set_config('system','directory', dirname(get_config('system','directory_submit_url')));
 935                         del_config('system','directory_submit_url');
 936         }
 937
 938         /* Installed themes */
 939         $theme_choices = array();
 940         $theme_choices_mobile = array();
 941         $theme_choices_mobile["---"] = t("No special theme for mobile devices");
 942         $files = glob('view/theme/*');
 943         if ($files) {
 944
 945                 $allowed_theme_list = Config::get('system', 'allowed_themes');
 946
 947                 foreach ($files as $file) {
 948                         if (intval(file_exists($file.'/unsupported')))
 949                                 continue;
 950
 951                         $f = basename($file);
 952
 953                         // Only show allowed themes here
 954                         if (($allowed_theme_list != '') AND !strstr($allowed_theme_list, $f)) {
 955                                 continue;
 956                         }
 957
 958                         $theme_name = ((file_exists($file.'/experimental')) ?  sprintf("%s - \x28Experimental\x29", $f) : $f);
 959
 960                         if (file_exists($file.'/mobile')) {
 961                                 $theme_choices_mobile[$f] = $theme_name;
 962                         } else {
 963                                 $theme_choices[$f] = $theme_name;
 964                         }
 965                 }
 966         }
 967
 968         /* Community page style */
 969         $community_page_style_choices = array(
 970                 CP_NO_COMMUNITY_PAGE => t("No community page"),
 971                 CP_USERS_ON_SERVER => t("Public postings from users of this site"),
 972                 CP_GLOBAL_COMMUNITY => t("Global community page")
 973                 );
 974
 975         /* OStatus conversation poll choices */
 976         $ostatus_poll_choices = array(
 977                 "-2" => t("Never"),
 978                 "-1" => t("At post arrival"),
 979                 "0" => t("Frequently"),
 980                 "60" => t("Hourly"),
 981                 "720" => t("Twice daily"),
 982                 "1440" => t("Daily")
 983                 );
 984
 985         $poco_discovery_choices = array(
 986                 "0" => t("Disabled"),
 987                 "1" => t("Users"),
 988                 "2" => t("Users, Global Contacts"),
 989                 "3" => t("Users, Global Contacts/fallback"),
 990                 );
 991
 992         $poco_discovery_since_choices = array(
 993                 "30" => t("One month"),
 994                 "91" => t("Three months"),
 995                 "182" => t("Half a year"),
 996                 "365" => t("One year"),
 997                 );
 998
 999         /* get user names to make the install a personal install of X */
1000         $user_names = array();
1001         $user_names['---'] = t('Multi user instance');
1002         $users = q("SELECT `username`, `nickname` FROM `user`");
1003         foreach ($users as $user) {
1004                 $user_names[$user['nickname']] = $user['username'];
1005         }
1006
1007         /* Banner */
1008         $banner = get_config('system','banner');
1009         if ($banner == false) {
1010                 $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>';
1011         }
1012         $banner = htmlspecialchars($banner);
1013         $info = get_config('config','info');
1014         $info = htmlspecialchars($info);
1015
1016         // Automatically create temporary paths
1017         get_temppath();
1018         get_itemcachepath();
1019
1020         //echo "<pre>"; var_dump($lang_choices); die("</pre>");
1021
1022         /* Register policy */
1023         $register_choices = array(
1024                 REGISTER_CLOSED => t("Closed"),
1025                 REGISTER_APPROVE => t("Requires approval"),
1026                 REGISTER_OPEN => t("Open")
1027         );
1028
1029         $ssl_choices = array(
1030                 SSL_POLICY_NONE => t("No SSL policy, links will track page SSL state"),
1031                 SSL_POLICY_FULL => t("Force all links to use SSL"),
1032                 SSL_POLICY_SELFSIGN => t("Self-signed certificate, use SSL for local links only (discouraged)")
1033         );
1034
1035         if ($a->config['hostname'] == "") {
1036                 $a->config['hostname'] = $a->get_hostname();
1037         }
1038         $diaspora_able = ($a->get_path() == "");
1039
1040         $optimize_max_tablesize = Config::get('system','optimize_max_tablesize', 100);
1041
1042         if ($optimize_max_tablesize < -1) {
1043                 $optimize_max_tablesize = -1;
1044         }
1045
1046         if ($optimize_max_tablesize == 0) {
1047                 $optimize_max_tablesize = 100;
1048         }
1049
1050         $t = get_markup_template("admin_site.tpl");
1051         return replace_macros($t, array(
1052                 '$title' => t('Administration'),
1053                 '$page' => t('Site'),
1054                 '$submit' => t('Save Settings'),
1055                 '$registration' => t('Registration'),
1056                 '$upload' => t('File upload'),
1057                 '$corporate' => t('Policies'),
1058                 '$advanced' => t('Advanced'),
1059                 '$portable_contacts' => t('Auto Discovered Contact Directory'),
1060                 '$performance' => t('Performance'),
1061                 '$worker_title' => t('Worker'),
1062                 '$relocate'=> t('Relocate - WARNING: advanced function. Could make this server unreachable.'),
1063                 '$baseurl' => App::get_baseurl(true),
1064                 // name, label, value, help string, extra data...
1065                 '$sitename'             => array('sitename', t("Site name"), $a->config['sitename'],''),
1066                 '$hostname'             => array('hostname', t("Host name"), $a->config['hostname'], ""),
1067                 '$sender_email'         => array('sender_email', t("Sender Email"), $a->config['sender_email'], t("The email address your server shall use to send notification emails from."), "", "", "email"),
1068                 '$banner'               => array('banner', t("Banner/Logo"), $banner, ""),
1069                 '$shortcut_icon'        => array('shortcut_icon', t("Shortcut icon"), get_config('system','shortcut_icon'),  t("Link to an icon that will be used for browsers.")),
1070                 '$touch_icon'           => array('touch_icon', t("Touch icon"), get_config('system','touch_icon'),  t("Link to an icon that will be used for tablets and mobiles.")),
1071                 '$info'                 => array('info', t('Additional Info'), $info, sprintf(t('For public servers: you can add additional information here that will be listed at %s/siteinfo.'), get_server())),
1072                 '$language'             => array('language', t("System language"), get_config('system','language'), "", $lang_choices),
1073                 '$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>"), $theme_choices),
1074                 '$theme_mobile'         => array('theme_mobile', t("Mobile system theme"), get_config('system','mobile-theme'), t("Theme for mobile devices"), $theme_choices_mobile),
1075                 '$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"), $ssl_choices),
1076                 '$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.")),
1077                 '$hide_help'            => array('hide_help', t("Hide help entry from navigation menu"), get_config('system','hide_help'), t("Hides the menu entry for the Help pages from the navigation menu. You can still access it calling /help directly.")),
1078                 '$singleuser'           => array('singleuser', t("Single user instance"), get_config('system','singleuser'), t("Make this instance multi-user or single-user for the named user"), $user_names),
1079                 '$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.")),
1080                 '$maximagelength'       => array('maximagelength', t("Maximum image length"), get_config('system','max_image_length'), t("Maximum length in pixels of the longest side of uploaded images. Default is -1, which means no limits.")),
1081                 '$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.")),
1082
1083                 '$register_policy'      => array('register_policy', t("Register policy"), $a->config['register_policy'], "", $register_choices),
1084                 '$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.")),
1085                 '$register_text'        => array('register_text', t("Register text"), $a->config['register_text'], t("Will be displayed prominently on the registration page.")),
1086                 '$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.')),
1087                 '$allowed_sites'        => array('allowed_sites', t("Allowed friend domains"), get_config('system','allowed_sites'), t("Comma separated list of domains which are allowed to establish friendships with this site. Wildcards are accepted. Empty to allow any domains")),
1088                 '$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")),
1089                 '$block_public'         => array('block_public', t("Block public"), get_config('system','block_public'), t("Check to block public access to all otherwise public personal pages on this site unless you are currently logged in.")),
1090                 '$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.")),
1091                 '$global_directory'     => array('directory', t("Global directory URL"), get_config('system','directory'), t("URL to the global directory. If this is not set, the global directory is completely unavailable to the application.")),
1092                 '$thread_allow'         => array('thread_allow', t("Allow threaded items"), get_config('system','thread_allow'), t("Allow infinite level threading for items on this site.")),
1093                 '$newuser_private'      => array('newuser_private', t("Private posts by default for new users"), get_config('system','newuser_private'), t("Set default post permissions for all new members to the default privacy group rather than public.")),
1094                 '$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.")),
1095                 '$private_addons'       => array('private_addons', t("Disallow public access to addons listed in the apps menu."), get_config('config','private_addons'), t("Checking this box will restrict addons listed in the apps menu to members only.")),
1096                 '$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.")),
1097                 '$allow_users_remote_self' => array('allow_users_remote_self', t('Allow Users to set remote_self'), get_config('system','allow_users_remote_self'), t('With checking this, every user is allowed to mark every contact as a remote_self in the repair contact dialog. Setting this flag on a contact causes mirroring every posting of that contact in the users stream.')),
1098                 '$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.")),
1099                 '$no_openid'            => array('no_openid', t("OpenID support"), !get_config('system','no_openid'), t("OpenID support for registration and logins.")),
1100                 '$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")),
1101                 '$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."), $community_page_style_choices),
1102                 '$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')")),
1103                 '$ostatus_disabled'     => array('ostatus_disabled', t("Enable OStatus support"), !get_config('system','ostatus_disabled'), t("Provide built-in OStatus \x28StatusNet, GNU Social etc.\x29 compatibility. All communications in OStatus are public, so privacy warnings will be occasionally displayed.")),
1104                 '$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."), $ostatus_poll_choices),
1105                 '$ostatus_full_threads' => array('ostatus_full_threads', t("Only import OStatus threads from our contacts"), get_config('system','ostatus_full_threads'), t("Normally we import every content from our OStatus contacts. With this option we only store threads that are started by a contact that is known on our system.")),
1106                 '$ostatus_not_able'     => t("OStatus support can only be enabled if threading is enabled."),
1107                 '$diaspora_able'        => $diaspora_able,
1108                 '$diaspora_not_able'    => t("Diaspora support can't be enabled because Friendica was installed into a sub directory."),
1109                 '$diaspora_enabled'     => array('diaspora_enabled', t("Enable Diaspora support"), get_config('system','diaspora_enabled'), t("Provide built-in Diaspora network compatibility.")),
1110                 '$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.")),
1111                 '$verifyssl'            => array('verifyssl', t("Verify SSL"), get_config('system','verifyssl'), t("If you wish, you can turn on strict certificate checking. This will mean you cannot connect (at all) to self-signed SSL sites.")),
1112                 '$proxyuser'            => array('proxyuser', t("Proxy user"), get_config('system','proxyuser'), ""),
1113                 '$proxy'                => array('proxy', t("Proxy URL"), get_config('system','proxy'), ""),
1114                 '$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).")),
1115                 '$maxloadavg'           => array('maxloadavg', t("Maximum Load Average"), ((intval(get_config('system','maxloadavg')) > 0)?get_config('system','maxloadavg'):50), t("Maximum system load before delivery and poll processes are deferred - default 50.")),
1116                 '$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.")),
1117                 '$optimize_max_tablesize'=> array('optimize_max_tablesize', t("Maximum table size for optimization"), $optimize_max_tablesize, t("Maximum table size (in MB) for the automatic optimization - default 100 MB. Enter -1 to disable it.")),
1118                 '$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%.")),
1119
1120                 '$poco_completion'      => array('poco_completion', t("Periodical check of global contacts"), get_config('system','poco_completion'), t("If enabled, the global contacts are checked periodically for missing or outdated data and the vitality of the contacts and servers.")),
1121                 '$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.")),
1122                 '$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'."), $poco_discovery_choices),
1123                 '$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."), $poco_discovery_since_choices),
1124                 '$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.")),
1125
1126                 '$nodeinfo'             => array('nodeinfo', t("Publish server information"), get_config('system','nodeinfo'), t("If enabled, general server and usage data will be published. The data contains the name and version of the server, number of users with public profiles, number of posts and the activated protocols and connectors. See <a href='http://the-federation.info/'>the-federation.info</a> for details.")),
1127
1128                 '$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.")),
1129                 '$itemcache'            => array('itemcache', t("Path to item cache"), get_config('system','itemcache'), t("The item caches buffers generated bbcode and external images.")),
1130                 '$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.")),
1131                 '$max_comments'         => array('max_comments', t("Maximum numbers of comments per post"), get_config('system','max_comments'), t("How much comments should be shown for each post? Default value is 100.")),
1132                 '$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.")),
1133                 '$basepath'             => array('basepath', t("Base path to installation"), get_config('system','basepath'), t("If the system cannot detect the correct path to your installation, enter the correct path here. This setting should only be set if you are using a restricted system and symbolic links to your webroot.")),
1134                 '$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.")),
1135                 '$only_tag_search'      => array('only_tag_search', t("Only search in tags"), get_config('system','only_tag_search'), t("On large systems the text search can slow down the system extremely.")),
1136
1137                 '$relocate_url'         => array('relocate_url', t("New base url"), App::get_baseurl(), t("Change base url for this server. Sends relocate message to all DFRN contacts of all users.")),
1138
1139                 '$rino'                 => array('rino', t("RINO Encryption"), intval(get_config('system','rino_encrypt')), t("Encryption layer between nodes."), array("Disabled", "RINO1 (deprecated)", "RINO2")),
1140
1141                 '$worker_queues'        => array('worker_queues', t("Maximum number of parallel workers"), get_config('system','worker_queues'), t("On shared hosters set this to 2. On larger systems, values of 10 are great. Default value is 4.")),
1142                 '$worker_dont_fork'     => array('worker_dont_fork', t("Don't use 'proc_open' with the worker"), get_config('system','worker_dont_fork'), t("Enable this if your system doesn't allow the use of 'proc_open'. This can happen on shared hosters. If this is enabled you should increase the frequency of poller calls in your crontab.")),
1143                 '$worker_fastlane'      => array('worker_fastlane', t("Enable fastlane"), get_config('system','worker_fastlane'), t("When enabed, the fastlane mechanism starts an additional worker if processes with higher priority are blocked by processes of lower priority.")),
1144                 '$worker_frontend'      => array('worker_frontend', t('Enable frontend worker'), get_config('system','frontend_worker'), t('When enabled the Worker process is triggered when backend access is performed (e.g. messages being delivered). On smaller sites you might want to call yourdomain.tld/worker on a regular basis via an external cron job. You should only enable this option if you cannot utilize cron/scheduled jobs on your server. The worker background process needs to be activated for this.')),
1145
1146                 '$form_security_token'  => get_form_security_token("admin_site")
1147
1148         ));
1149
1150 }
1151
1152 /**
1153  * @brief Generates admin panel subpage for DB syncronization
1154  *
1155  * This page checks if the database of friendica is in sync with the specs.
1156  * Should this not be the case, it attemps to sync the structure and notifies
1157  * the admin if the automatic process was failing.
1158  *
1159  * The returned string holds the HTML code of the page.
1160  *
1161  * @param App $a
1162  * @return string
1163  **/
1164 function admin_page_dbsync(App $a) {
1165
1166         $o = '';
1167
1168         if ($a->argc > 3 && intval($a->argv[3]) && $a->argv[2] === 'mark') {
1169                 set_config('database', 'update_'.intval($a->argv[3]), 'success');
1170                 $curr = get_config('system','build');
1171                 if (intval($curr) == intval($a->argv[3])) {
1172                         set_config('system','build',intval($curr) + 1);
1173                 }
1174                 info(t('Update has been marked successful').EOL);
1175                 goaway('admin/dbsync');
1176         }
1177
1178         if (($a->argc > 2) AND (intval($a->argv[2]) OR ($a->argv[2] === 'check'))) {
1179                 require_once("include/dbstructure.php");
1180                 $retval = update_structure(false, true);
1181                 if (!$retval) {
1182                         $o .= sprintf(t("Database structure update %s was successfully applied."), DB_UPDATE_VERSION)."<br />";
1183                         set_config('database', 'dbupdate_'.DB_UPDATE_VERSION, 'success');
1184                 } else {
1185                         $o .= sprintf(t("Executing of database structure update %s failed with error: %s"),
1186                                         DB_UPDATE_VERSION, $retval)."<br />";
1187                 }
1188                 if ($a->argv[2] === 'check') {
1189                         return $o;
1190                 }
1191         }
1192
1193         if ($a->argc > 2 && intval($a->argv[2])) {
1194                 require_once('update.php');
1195                 $func = 'update_'.intval($a->argv[2]);
1196                 if (function_exists($func)) {
1197                         $retval = $func();
1198                         if ($retval === UPDATE_FAILED) {
1199                                 $o .= sprintf(t("Executing %s failed with error: %s"), $func, $retval);
1200                         }
1201                         elseif ($retval === UPDATE_SUCCESS) {
1202                                 $o .= sprintf(t('Update %s was successfully applied.', $func));
1203                                 set_config('database',$func, 'success');
1204                         } else {
1205                                 $o .= sprintf(t('Update %s did not return a status. Unknown if it succeeded.'), $func);
1206                         }
1207                 } else {
1208                         $o .= sprintf(t('There was no additional update function %s that needed to be called.'), $func)."<br />";
1209                         set_config('database',$func, 'success');
1210                 }
1211                 return $o;
1212         }
1213
1214         $failed = array();
1215         $r = q("SELECT `k`, `v` FROM `config` WHERE `cat` = 'database' ");
1216         if (dbm::is_result($r)) {
1217                 foreach ($r as $rr) {
1218                         $upd = intval(substr($rr['k'],7));
1219                         if ($upd < 1139 || $rr['v'] === 'success') {
1220                                 continue;
1221                         }
1222                         $failed[] = $upd;
1223                 }
1224         }
1225         if (! count($failed)) {
1226                 $o = replace_macros(get_markup_template('structure_check.tpl'),array(
1227                         '$base'   => App::get_baseurl(true),
1228                         '$banner' => t('No failed updates.'),
1229                         '$check'  => t('Check database structure'),
1230                 ));
1231         } else {
1232                 $o = replace_macros(get_markup_template('failed_updates.tpl'),array(
1233                         '$base'   => App::get_baseurl(true),
1234                         '$banner' => t('Failed Updates'),
1235                         '$desc'   => t('This does not include updates prior to 1139, which did not return a status.'),
1236                         '$mark'   => t('Mark success (if update was manually applied)'),
1237                         '$apply'  => t('Attempt to execute this update step automatically'),
1238                         '$failed' => $failed
1239                 ));
1240         }
1241
1242         return $o;
1243
1244 }
1245
1246 /**
1247  * @brief Process data send by Users admin page
1248  *
1249  * @param App $a
1250  */
1251 function admin_page_users_post(App $a) {
1252         $pending     = (x($_POST, 'pending')           ? $_POST['pending']           : array());
1253         $users       = (x($_POST, 'user')              ? $_POST['user']               : array());
1254         $nu_name     = (x($_POST, 'new_user_name')     ? $_POST['new_user_name']     : '');
1255         $nu_nickname = (x($_POST, 'new_user_nickname') ? $_POST['new_user_nickname'] : '');
1256         $nu_email    = (x($_POST, 'new_user_email')    ? $_POST['new_user_email']    : '');
1257         $nu_language = get_config('system', 'language');
1258
1259         check_form_security_token_redirectOnErr('/admin/users', 'admin_users');
1260
1261         if (!($nu_name === "") && !($nu_email === "") && !($nu_nickname === "")) {
1262                 require_once('include/user.php');
1263
1264                 $result = create_user(array('username'=>$nu_name, 'email'=>$nu_email,
1265                         'nickname'=>$nu_nickname, 'verified'=>1, 'language'=>$nu_language));
1266                 if (! $result['success']) {
1267                         notice($result['message']);
1268                         return;
1269                 }
1270                 $nu = $result['user'];
1271                 $preamble = deindent(t('
1272                         Dear %1$s,
1273                                 the administrator of %2$s has set up an account for you.'));
1274                 $body = deindent(t('
1275                         The login details are as follows:
1276
1277                         Site Location:  %1$s
1278                         Login Name:             %2$s
1279                         Password:               %3$s
1280
1281                         You may change your password from your account "Settings" page after logging
1282                         in.
1283
1284                         Please take a few moments to review the other account settings on that page.
1285
1286                         You may also wish to add some basic information to your default profile
1287                         (on the "Profiles" page) so that other people can easily find you.
1288
1289                         We recommend setting your full name, adding a profile photo,
1290                         adding some profile "keywords" (very useful in making new friends) - and
1291                         perhaps what country you live in; if you do not wish to be more specific
1292                         than that.
1293
1294                         We fully respect your right to privacy, and none of these items are necessary.
1295                         If you are new and do not know anybody here, they may help
1296                         you to make some new and interesting friends.
1297
1298                         Thank you and welcome to %4$s.'));
1299
1300                 $preamble = sprintf($preamble, $nu['username'], $a->config['sitename']);
1301                 $body = sprintf($body, App::get_baseurl(), $nu['email'], $result['password'], $a->config['sitename']);
1302
1303                 notification(array(
1304                         'type' => "SYSTEM_EMAIL",
1305                         'to_email' => $nu['email'],
1306                         'subject'=> sprintf(t('Registration details for %s'), $a->config['sitename']),
1307                         'preamble'=> $preamble,
1308                         'body' => $body));
1309
1310         }
1311
1312         if (x($_POST,'page_users_block')) {
1313                 foreach ($users as $uid) {
1314                         q("UPDATE `user` SET `blocked` = 1-`blocked` WHERE `uid` = %s",
1315                                 intval($uid)
1316                         );
1317                 }
1318                 notice(sprintf(tt("%s user blocked/unblocked", "%s users blocked/unblocked", count($users)), count($users)));
1319         }
1320         if (x($_POST,'page_users_delete')) {
1321                 require_once("include/Contact.php");
1322                 foreach ($users as $uid) {
1323                         user_remove($uid);
1324                 }
1325                 notice(sprintf(tt("%s user deleted", "%s users deleted", count($users)), count($users)));
1326         }
1327
1328         if (x($_POST,'page_users_approve')) {
1329                 require_once("mod/regmod.php");
1330                 foreach ($pending as $hash) {
1331                         user_allow($hash);
1332                 }
1333         }
1334         if (x($_POST,'page_users_deny')) {
1335                 require_once("mod/regmod.php");
1336                 foreach ($pending as $hash) {
1337                         user_deny($hash);
1338                 }
1339         }
1340         goaway('admin/users');
1341         return; // NOTREACHED
1342 }
1343
1344 /**
1345  * @brief Admin panel subpage for User management
1346  *
1347  * This function generates the admin panel page for user management of the
1348  * node. It offers functionality to add/block/delete users and offers some
1349  * statistics about the userbase.
1350  *
1351  * The returned string holds the HTML code of the page.
1352  *
1353  * @param App $a
1354  * @return string
1355  */
1356 function admin_page_users(App $a) {
1357         if ($a->argc>2) {
1358                 $uid = $a->argv[3];
1359                 $user = q("SELECT `username`, `blocked` FROM `user` WHERE `uid` = %d", intval($uid));
1360                 if (count($user) == 0) {
1361                         notice('User not found'.EOL);
1362                         goaway('admin/users');
1363                         return ''; // NOTREACHED
1364                 }
1365                 switch($a->argv[2]) {
1366                         case "delete":
1367                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1368                                 // delete user
1369                                 require_once("include/Contact.php");
1370                                 user_remove($uid);
1371
1372                                 notice(sprintf(t("User '%s' deleted"), $user[0]['username']).EOL);
1373                                 break;
1374                         case "block":
1375                                 check_form_security_token_redirectOnErr('/admin/users', 'admin_users', 't');
1376                                 q("UPDATE `user` SET `blocked` = %d WHERE `uid` = %s",
1377                                         intval(1-$user[0]['blocked']),
1378                                         intval($uid)
1379                                 );
1380                                 notice(sprintf(($user[0]['blocked']?t("User '%s' unblocked"):t("User '%s' blocked")) , $user[0]['username']).EOL);
1381                                 break;
1382                 }
1383                 goaway('admin/users');
1384                 return ''; // NOTREACHED
1385
1386         }
1387
1388         /* get pending */
1389         $pending = q("SELECT `register`.*, `contact`.`name`, `user`.`email`
1390                                  FROM `register`
1391                                  LEFT JOIN `contact` ON `register`.`uid` = `contact`.`uid`
1392                                  LEFT JOIN `user` ON `register`.`uid` = `user`.`uid`;");
1393
1394
1395         /* get users */
1396         $total = qu("SELECT COUNT(*) AS `total` FROM `user` WHERE 1");
1397         if (count($total)) {
1398                 $a->set_pager_total($total[0]['total']);
1399                 $a->set_pager_itemspage(100);
1400         }
1401
1402         /* ordering */
1403         $valid_orders = array(
1404                 'contact.name',
1405                 'user.email',
1406                 'user.register_date',
1407                 'user.login_date',
1408                 'lastitem_date',
1409                 'user.page-flags'
1410         );
1411
1412         $order = "contact.name";
1413         $order_direction = "+";
1414         if (x($_GET,'o')) {
1415                 $new_order = $_GET['o'];
1416                 if ($new_order[0] === "-") {
1417                         $order_direction = "-";
1418                         $new_order = substr($new_order,1);
1419                 }
1420
1421                 if (in_array($new_order, $valid_orders)) {
1422                         $order = $new_order;
1423                 }
1424                 if (x($_GET,'d')) {
1425                         $new_direction = $_GET['d'];
1426                 }
1427         }
1428         $sql_order = "`".str_replace('.','`.`',$order)."`";
1429         $sql_order_direction = ($order_direction === "+")?"ASC":"DESC";
1430
1431         $users = qu("SELECT `user`.*, `contact`.`name`, `contact`.`url`, `contact`.`micro`, `user`.`account_expired`, `contact`.`last-item` AS `lastitem_date`
1432                                 FROM `user`
1433                                 INNER JOIN `contact` ON `contact`.`uid` = `user`.`uid` AND `contact`.`self`
1434                                 WHERE `user`.`verified`
1435                                 ORDER BY $sql_order $sql_order_direction LIMIT %d, %d",
1436                                 intval($a->pager['start']),
1437                                 intval($a->pager['itemspage'])
1438                                 );
1439
1440         //echo "<pre>$users"; killme();
1441
1442         $adminlist = explode(",", str_replace(" ", "", $a->config['admin_email']));
1443         $_setup_users = function ($e) use ($adminlist) {
1444                 $accounts = array(
1445                         t('Normal Account'),
1446                         t('Soapbox Account'),
1447                         t('Community/Celebrity Account'),
1448                                                 t('Automatic Friend Account')
1449                 );
1450                 $e['page-flags'] = $accounts[$e['page-flags']];
1451                 $e['register_date'] = relative_date($e['register_date']);
1452                 $e['login_date'] = relative_date($e['login_date']);
1453                 $e['lastitem_date'] = relative_date($e['lastitem_date']);
1454                 //$e['is_admin'] = ($e['email'] === $a->config['admin_email']);
1455                 $e['is_admin'] = in_array($e['email'], $adminlist);
1456                 $e['is_deletable'] = (intval($e['uid']) != local_user());
1457                 $e['deleted'] = ($e['account_removed']?relative_date($e['account_expires_on']):False);
1458                 return $e;
1459         };
1460         $users = array_map($_setup_users, $users);
1461
1462
1463         // Get rid of dashes in key names, Smarty3 can't handle them
1464         // and extracting deleted users
1465
1466         $tmp_users = array();
1467         $deleted = array();
1468
1469         while (count($users)) {
1470                 $new_user = array();
1471                 foreach (array_pop($users) as $k => $v) {
1472                         $k = str_replace('-','_',$k);
1473                         $new_user[$k] = $v;
1474                 }
1475                 if ($new_user['deleted']) {
1476                         array_push($deleted, $new_user);
1477                 } else {
1478                         array_push($tmp_users, $new_user);
1479                 }
1480         }
1481         //Reversing the two array, and moving $tmp_users to $users
1482         array_reverse($deleted);
1483         while (count($tmp_users)) {
1484                 array_push($users, array_pop($tmp_users));
1485         }
1486
1487         $th_users = array_map(null,
1488                 array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'),  t('Account')),
1489                 $valid_orders
1490         );
1491
1492         $t = get_markup_template("admin_users.tpl");
1493         $o = replace_macros($t, array(
1494                 // strings //
1495                 '$title' => t('Administration'),
1496                 '$page' => t('Users'),
1497                 '$submit' => t('Add User'),
1498                 '$select_all' => t('select all'),
1499                 '$h_pending' => t('User registrations waiting for confirm'),
1500                 '$h_deleted' => t('User waiting for permanent deletion'),
1501                 '$th_pending' => array(t('Request date'), t('Name'), t('Email')),
1502                 '$no_pending' =>  t('No registrations.'),
1503                 '$pendingnotetext' => t('Note from the user'),
1504                 '$approve' => t('Approve'),
1505                 '$deny' => t('Deny'),
1506                 '$delete' => t('Delete'),
1507                 '$block' => t('Block'),
1508                 '$unblock' => t('Unblock'),
1509                 '$siteadmin' => t('Site admin'),
1510                 '$accountexpired' => t('Account expired'),
1511
1512                 '$h_users' => t('Users'),
1513                 '$h_newuser' => t('New User'),
1514                 '$th_deleted' => array(t('Name'), t('Email'), t('Register date'), t('Last login'), t('Last item'), t('Deleted since')),
1515                 '$th_users' => $th_users,
1516                 '$order_users' => $order,
1517                 '$order_direction_users' => $order_direction,
1518
1519                 '$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?'),
1520                 '$confirm_delete' => t('The user {0} will be deleted!\n\nEverything this user has posted on this site will be permanently deleted!\n\nAre you sure?'),
1521
1522                 '$form_security_token' => get_form_security_token("admin_users"),
1523
1524                 // values //
1525                 '$baseurl' => App::get_baseurl(true),
1526
1527                 '$pending' => $pending,
1528                 'deleted' => $deleted,
1529                 '$users' => $users,
1530                 '$newusername' => array('new_user_name', t("Name"), '', t("Name of the new user.")),
1531                 '$newusernickname' => array('new_user_nickname', t("Nickname"), '', t("Nickname of the new user.")),
1532                 '$newuseremail' => array('new_user_email', t("Email"), '', t("Email address of the new user."), '', '', 'email'),
1533         ));
1534         $o .= paginate($a);
1535         return $o;
1536 }
1537
1538
1539 /**
1540  * @brief Plugins admin page
1541  *
1542  * This function generates the admin panel page for managing plugins on the
1543  * friendica node. If a plugin name is given a single page showing the details
1544  * for this addon is generated. If no name is given, a list of available
1545  * plugins is shown.
1546  *
1547  * The template used for displaying the list of plugins and the details of the
1548  * plugin are the same as used for the templates.
1549  *
1550  * The returned string returned hulds the HTML code of the page.
1551  *
1552  * @param App $a
1553  * @return string
1554  */
1555 function admin_page_plugins(App $a) {
1556
1557         /*
1558          * Single plugin
1559          */
1560         if ($a->argc == 3) {
1561                 $plugin = $a->argv[2];
1562                 if (!is_file("addon/$plugin/$plugin.php")) {
1563                         notice(t("Item not found."));
1564                         return '';
1565                 }
1566
1567                 if (x($_GET,"a") && $_GET['a']=="t") {
1568                         check_form_security_token_redirectOnErr('/admin/plugins', 'admin_themes', 't');
1569
1570                         // Toggle plugin status
1571                         $idx = array_search($plugin, $a->plugins);
1572                         if ($idx !== false) {
1573                                 unset($a->plugins[$idx]);
1574                                 uninstall_plugin($plugin);
1575                                 info(sprintf(t("Plugin %s disabled."), $plugin));
1576                         } else {
1577                                 $a->plugins[] = $plugin;
1578                                 install_plugin($plugin);
1579                                 info(sprintf(t("Plugin %s enabled."), $plugin));
1580                         }
1581                         set_config("system","addon", implode(", ",$a->plugins));
1582                         goaway('admin/plugins');
1583                         return ''; // NOTREACHED
1584                 }
1585
1586                 // display plugin details
1587                 require_once('library/markdown.php');
1588
1589                 if (in_array($plugin, $a->plugins)) {
1590                         $status="on"; $action= t("Disable");
1591                 } else {
1592                         $status="off"; $action= t("Enable");
1593                 }
1594
1595                 $readme=Null;
1596                 if (is_file("addon/$plugin/README.md")) {
1597                         $readme = file_get_contents("addon/$plugin/README.md");
1598                         $readme = Markdown($readme);
1599                 } elseif (is_file("addon/$plugin/README")) {
1600                         $readme = "<pre>". file_get_contents("addon/$plugin/README") ."</pre>";
1601                 }
1602
1603                 $admin_form="";
1604                 if (is_array($a->plugins_admin) && in_array($plugin, $a->plugins_admin)) {
1605                         @require_once("addon/$plugin/$plugin.php");
1606                         $func = $plugin.'_plugin_admin';
1607                         $func($a, $admin_form);
1608                 }
1609
1610                 $t = get_markup_template("admin_plugins_details.tpl");
1611
1612                 return replace_macros($t, array(
1613                         '$title' => t('Administration'),
1614                         '$page' => t('Plugins'),
1615                         '$toggle' => t('Toggle'),
1616                         '$settings' => t('Settings'),
1617                         '$baseurl' => App::get_baseurl(true),
1618
1619                         '$plugin' => $plugin,
1620                         '$status' => $status,
1621                         '$action' => $action,
1622                         '$info' => get_plugin_info($plugin),
1623                         '$str_author' => t('Author: '),
1624                         '$str_maintainer' => t('Maintainer: '),
1625
1626                         '$admin_form' => $admin_form,
1627                         '$function' => 'plugins',
1628                         '$screenshot' => '',
1629                         '$readme' => $readme,
1630
1631                         '$form_security_token' => get_form_security_token("admin_themes"),
1632                 ));
1633         }
1634
1635
1636
1637         /*
1638          * List plugins
1639          */
1640
1641         if (x($_GET,"a") && $_GET['a']=="r") {
1642                 check_form_security_token_redirectOnErr(App::get_baseurl().'/admin/plugins', 'admin_themes', 't');
1643                 reload_plugins();
1644                 info("Plugins reloaded");
1645                 goaway(App::get_baseurl().'/admin/plugins');
1646         }
1647
1648         $plugins = array();
1649         $files = glob("addon/*/");
1650         if ($files) {
1651                 foreach ($files as $file) {
1652                         if (is_dir($file)) {
1653                                 list($tmp, $id)=array_map("trim", explode("/",$file));
1654                                 $info = get_plugin_info($id);
1655                                 $show_plugin = true;
1656
1657                                 // If the addon is unsupported, then only show it, when it is enabled
1658                                 if ((strtolower($info["status"]) == "unsupported") AND !in_array($id,  $a->plugins)) {
1659                                         $show_plugin = false;
1660                                 }
1661
1662                                 // Override the above szenario, when the admin really wants to see outdated stuff
1663                                 if (get_config("system", "show_unsupported_addons")) {
1664                                         $show_plugin = true;
1665                                 }
1666
1667                                 if ($show_plugin) {
1668                                         $plugins[] = array($id, (in_array($id,  $a->plugins)?"on":"off") , $info);
1669                                 }
1670                         }
1671                 }
1672         }
1673
1674         $t = get_markup_template("admin_plugins.tpl");
1675         return replace_macros($t, array(
1676                 '$title' => t('Administration'),
1677                 '$page' => t('Plugins'),
1678                 '$submit' => t('Save Settings'),
1679                 '$reload' => t('Reload active plugins'),
1680                 '$baseurl' => App::get_baseurl(true),
1681                 '$function' => 'plugins',
1682                 '$plugins' => $plugins,
1683                 '$pcount' => count($plugins),
1684                 '$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'),
1685                 '$form_security_token' => get_form_security_token("admin_themes"),
1686         ));
1687 }
1688
1689 /**
1690  * @param array $themes
1691  * @param string $th
1692  * @param int $result
1693  */
1694 function toggle_theme(&$themes,$th,&$result) {
1695         for($x = 0; $x < count($themes); $x ++) {
1696                 if ($themes[$x]['name'] === $th) {
1697                         if ($themes[$x]['allowed']) {
1698                                 $themes[$x]['allowed'] = 0;
1699                                 $result = 0;
1700                         }
1701                         else {
1702                                 $themes[$x]['allowed'] = 1;
1703                                 $result = 1;
1704                         }
1705                 }
1706         }
1707 }
1708
1709 /**
1710  * @param array $themes
1711  * @param string $th
1712  * @return int
1713  */
1714 function theme_status($themes,$th) {
1715         for($x = 0; $x < count($themes); $x ++) {
1716                 if ($themes[$x]['name'] === $th) {
1717                         if ($themes[$x]['allowed']) {
1718                                 return 1;
1719                         }
1720                         else {
1721                                 return 0;
1722                         }
1723                 }
1724         }
1725         return 0;
1726 }
1727
1728
1729 /**
1730  * @param array $themes
1731  * @return string
1732  */
1733 function rebuild_theme_table($themes) {
1734         $o = '';
1735         if (count($themes)) {
1736                 foreach ($themes as $th) {
1737                         if ($th['allowed']) {
1738                                 if (strlen($o)) {
1739                                         $o .= ',';
1740                                 }
1741                                 $o .= $th['name'];
1742                         }
1743                 }
1744         }
1745         return $o;
1746 }
1747
1748
1749 /**
1750  * @brief Themes admin page
1751  *
1752  * This function generates the admin panel page to control the themes available
1753  * on the friendica node. If the name of a theme is given as parameter a page
1754  * with the details for the theme is shown. Otherwise a list of available
1755  * themes is generated.
1756  *
1757  * The template used for displaying the list of themes and the details of the
1758  * themes are the same as used for the plugins.
1759  *
1760  * The returned string contains the HTML code of the admin panel page.
1761  *
1762  * @param App $a
1763  * @return string
1764  */
1765 function admin_page_themes(App $a) {
1766
1767         $allowed_themes_str = get_config('system','allowed_themes');
1768         $allowed_themes_raw = explode(',',$allowed_themes_str);
1769         $allowed_themes = array();
1770         if (count($allowed_themes_raw)) {
1771                 foreach ($allowed_themes_raw as $x) {
1772                         if (strlen(trim($x))) {
1773                                 $allowed_themes[] = trim($x);
1774                         }
1775                 }
1776         }
1777
1778         $themes = array();
1779         $files = glob('view/theme/*');
1780         if ($files) {
1781                 foreach ($files as $file) {
1782                         $f = basename($file);
1783
1784                         // Is there a style file?
1785                         $theme_files = glob('view/theme/'.$f.'/style.*');
1786
1787                         // If not then quit
1788                         if (count($theme_files) == 0) {
1789                                 continue;
1790                         }
1791
1792                         $is_experimental = intval(file_exists($file.'/experimental'));
1793                         $is_supported = 1-(intval(file_exists($file.'/unsupported')));
1794                         $is_allowed = intval(in_array($f,$allowed_themes));
1795
1796                         if ($is_allowed OR $is_supported OR get_config("system", "show_unsupported_themes")) {
1797                                 $themes[] = array('name' => $f, 'experimental' => $is_experimental, 'supported' => $is_supported, 'allowed' => $is_allowed);
1798                         }
1799                 }
1800         }
1801
1802         if (! count($themes)) {
1803                 notice(t('No themes found.'));
1804                 return '';
1805         }
1806
1807         /*
1808          * Single theme
1809          */
1810
1811         if ($a->argc == 3) {
1812                 $theme = $a->argv[2];
1813                 if (! is_dir("view/theme/$theme")) {
1814                         notice(t("Item not found."));
1815                         return '';
1816                 }
1817
1818                 if (x($_GET,"a") && $_GET['a']=="t") {
1819                         check_form_security_token_redirectOnErr('/admin/themes', 'admin_themes', 't');
1820
1821                         // Toggle theme status
1822
1823                         toggle_theme($themes,$theme,$result);
1824                         $s = rebuild_theme_table($themes);
1825                         if ($result) {
1826                                 install_theme($theme);
1827                                 info(sprintf('Theme %s enabled.',$theme));
1828                         } else {
1829                                 uninstall_theme($theme);
1830                                 info(sprintf('Theme %s disabled.',$theme));
1831                         }
1832
1833                         set_config('system','allowed_themes',$s);
1834                         goaway('admin/themes');
1835                         return ''; // NOTREACHED
1836                 }
1837
1838                 // display theme details
1839                 require_once('library/markdown.php');
1840
1841                 if (theme_status($themes,$theme)) {
1842                         $status="on"; $action= t("Disable");
1843                 } else {
1844                         $status="off"; $action= t("Enable");
1845                 }
1846
1847                 $readme = Null;
1848                 if (is_file("view/theme/$theme/README.md")) {
1849                         $readme = file_get_contents("view/theme/$theme/README.md");
1850                         $readme = Markdown($readme);
1851                 } elseif (is_file("view/theme/$theme/README")) {
1852                         $readme = "<pre>". file_get_contents("view/theme/$theme/README") ."</pre>";
1853                 }
1854
1855                 $admin_form = "";
1856                 if (is_file("view/theme/$theme/config.php")) {
1857                         function __get_theme_admin_form(App $a, $theme) {
1858                                 $orig_theme = $a->theme;
1859                                 $orig_page = $a->page;
1860                                 $orig_session_theme = $_SESSION['theme'];
1861                                 require_once("view/theme/$theme/theme.php");
1862                                 require_once("view/theme/$theme/config.php");
1863                                 $_SESSION['theme'] = $theme;
1864
1865
1866                                 $init = $theme."_init";
1867                                 if (function_exists($init)) {
1868                                         $init($a);
1869                                 }
1870                                 if (function_exists("theme_admin")) {
1871                                         $admin_form = theme_admin($a);
1872                                 }
1873
1874                                 $_SESSION['theme'] = $orig_session_theme;
1875                                 $a->theme = $orig_theme;
1876                                 $a->page = $orig_page;
1877                                 return $admin_form;
1878                         }
1879                         $admin_form = __get_theme_admin_form($a, $theme);
1880                 }
1881
1882                 $screenshot = array(get_theme_screenshot($theme), t('Screenshot'));
1883                 if (! stristr($screenshot[0],$theme)) {
1884                         $screenshot = null;
1885                 }
1886
1887                 $t = get_markup_template("admin_plugins_details.tpl");
1888                 return replace_macros($t, array(
1889                         '$title' => t('Administration'),
1890                         '$page' => t('Themes'),
1891                         '$toggle' => t('Toggle'),
1892                         '$settings' => t('Settings'),
1893                         '$baseurl' => App::get_baseurl(true),
1894                         '$plugin' => $theme,
1895                         '$status' => $status,
1896                         '$action' => $action,
1897                         '$info' => get_theme_info($theme),
1898                         '$function' => 'themes',
1899                         '$admin_form' => $admin_form,
1900                         '$str_author' => t('Author: '),
1901                         '$str_maintainer' => t('Maintainer: '),
1902                         '$screenshot' => $screenshot,
1903                         '$readme' => $readme,
1904
1905                         '$form_security_token' => get_form_security_token("admin_themes"),
1906                 ));
1907         }
1908
1909
1910         // reload active themes
1911         if (x($_GET,"a") && $_GET['a']=="r") {
1912                 check_form_security_token_redirectOnErr(App::get_baseurl().'/admin/themes', 'admin_themes', 't');
1913                 if ($themes) {
1914                         foreach ($themes as $th) {
1915                                 if ($th['allowed']) {
1916                                         uninstall_theme($th['name']);
1917                                         install_theme($th['name']);
1918                                 }
1919                         }
1920                 }
1921                 info("Themes reloaded");
1922                 goaway(App::get_baseurl().'/admin/themes');
1923         }
1924
1925         /*
1926          * List themes
1927          */
1928
1929         $xthemes = array();
1930         if ($themes) {
1931                 foreach ($themes as $th) {
1932                         $xthemes[] = array($th['name'],(($th['allowed']) ? "on" : "off"), get_theme_info($th['name']));
1933                 }
1934         }
1935
1936
1937         $t = get_markup_template("admin_plugins.tpl");
1938         return replace_macros($t, array(
1939                 '$title'               => t('Administration'),
1940                 '$page'                => t('Themes'),
1941                 '$submit'              => t('Save Settings'),
1942                 '$reload'              => t('Reload active themes'),
1943                 '$baseurl'             => App::get_baseurl(true),
1944                 '$function'            => 'themes',
1945                 '$plugins'             => $xthemes,
1946                 '$pcount'              => count($themes),
1947                 '$noplugshint'         => sprintf(t('No themes found on the system. They should be paced in %1$s'),'<code>/view/themes</code>'),
1948                 '$experimental'        => t('[Experimental]'),
1949                 '$unsupported'         => t('[Unsupported]'),
1950                 '$form_security_token' => get_form_security_token("admin_themes"),
1951         ));
1952 }
1953
1954
1955 /**
1956  * @brief Prosesses data send by Logs admin page
1957  *
1958  * @param App $a
1959  */
1960 function admin_page_logs_post(App $a) {
1961         if (x($_POST,"page_logs")) {
1962                 check_form_security_token_redirectOnErr('/admin/logs', 'admin_logs');
1963
1964                 $logfile   = ((x($_POST,'logfile'))   ? notags(trim($_POST['logfile']))  : '');
1965                 $debugging = ((x($_POST,'debugging')) ? true                             : false);
1966                 $loglevel  = ((x($_POST,'loglevel'))  ? intval(trim($_POST['loglevel'])) : 0);
1967
1968                 set_config('system','logfile', $logfile);
1969                 set_config('system','debugging',  $debugging);
1970                 set_config('system','loglevel', $loglevel);
1971         }
1972
1973         info(t("Log settings updated."));
1974         goaway('admin/logs');
1975         return; // NOTREACHED
1976 }
1977
1978 /**
1979  * @brief Generates admin panel subpage for configuration of the logs
1980  *
1981  * This function take the view/templates/admin_logs.tpl file and generates a
1982  * page where admin can configure the logging of friendica.
1983  *
1984  * Displaying the log is separated from the log config as the logfile can get
1985  * big depending on the settings and changing settings regarding the logs can
1986  * thus waste bandwidth.
1987  *
1988  * The string returned contains the content of the template file with replaced
1989  * macros.
1990  *
1991  * @param App $a
1992  * @return string
1993  */
1994 function admin_page_logs(App $a) {
1995
1996         $log_choices = array(
1997                 LOGGER_NORMAL   => 'Normal',
1998                 LOGGER_TRACE    => 'Trace',
1999                 LOGGER_DEBUG    => 'Debug',
2000                 LOGGER_DATA     => 'Data',
2001                 LOGGER_ALL      => 'All'
2002         );
2003
2004         if (ini_get('log_errors')) {
2005                 $phplogenabled = t('PHP log currently enabled.');
2006         } else {
2007                 $phplogenabled = t('PHP log currently disabled.');
2008         }
2009
2010         $t = get_markup_template("admin_logs.tpl");
2011
2012         return replace_macros($t, array(
2013                 '$title' => t('Administration'),
2014                 '$page' => t('Logs'),
2015                 '$submit' => t('Save Settings'),
2016                 '$clear' => t('Clear'),
2017                 '$baseurl' => App::get_baseurl(true),
2018                 '$logname' =>  get_config('system','logfile'),
2019
2020                 // name, label, value, help string, extra data...
2021                 '$debugging' => array('debugging', t("Enable Debugging"),get_config('system','debugging'), ""),
2022                 '$logfile' => array('logfile', t("Log file"), get_config('system','logfile'), t("Must be writable by web server. Relative to your Friendica top-level directory.")),
2023                 '$loglevel' => array('loglevel', t("Log level"), get_config('system','loglevel'), "", $log_choices),
2024
2025                 '$form_security_token' => get_form_security_token("admin_logs"),
2026                 '$phpheader' => t("PHP logging"),
2027                 '$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."),
2028                 '$phplogcode' => "error_reporting(E_ERROR | E_WARNING | E_PARSE);\nini_set('error_log','php.out');\nini_set('log_errors','1');\nini_set('display_errors', '1');",
2029                 '$phplogenabled' => $phplogenabled,
2030         ));
2031 }
2032
2033 /**
2034  * @brief Generates admin panel subpage to view the Friendica log
2035  *
2036  * This function loads the template view/templates/admin_viewlogs.tpl to
2037  * display the systemlog content. The filename for the systemlog of friendica
2038  * is relative to the base directory and taken from the config entry 'logfile'
2039  * in the 'system' category.
2040  *
2041  * Displaying the log is separated from the log config as the logfile can get
2042  * big depending on the settings and changing settings regarding the logs can
2043  * thus waste bandwidth.
2044  *
2045  * The string returned contains the content of the template file with replaced
2046  * macros.
2047  *
2048  * @param App $a
2049  * @return string
2050  */
2051 function admin_page_viewlogs(App $a) {
2052         $t = get_markup_template("admin_viewlogs.tpl");
2053         $f = get_config('system','logfile');
2054         $data = '';
2055
2056         if (!file_exists($f)) {
2057                 $data = t("Error trying to open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f exist and is readable.");
2058         } else {
2059                 $fp = fopen($f, 'r');
2060                 if (!$fp) {
2061                         $data = t("Couldn't open <strong>$f</strong> log file.\r\n<br/>Check to see if file $f is readable.");
2062                 } else {
2063                         $fstat = fstat($fp);
2064                         $size = $fstat['size'];
2065                         if ($size != 0) {
2066                                 if ($size > 5000000 || $size < 0) {
2067                                         $size = 5000000;
2068                                 }
2069                                 $seek = fseek($fp,0-$size,SEEK_END);
2070                                 if ($seek === 0) {
2071                                         $data = escape_tags(fread($fp,$size));
2072                                         while (! feof($fp)) {
2073                                                 $data .= escape_tags(fread($fp,4096));
2074                                         }
2075                                 }
2076                         }
2077                         fclose($fp);
2078                 }
2079         }
2080         return replace_macros($t, array(
2081                 '$title' => t('Administration'),
2082                 '$page' => t('View Logs'),
2083                 '$data' => $data,
2084                 '$logname' =>  get_config('system','logfile')
2085         ));
2086 }
2087
2088 /**
2089  * @brief Prosesses data send by the features admin page
2090  *
2091  * @param App $a
2092  */
2093 function admin_page_features_post(App $a) {
2094
2095         check_form_security_token_redirectOnErr('/admin/features', 'admin_manage_features');
2096
2097         logger('postvars: '.print_r($_POST,true),LOGGER_DATA);
2098
2099         $arr = array();
2100         $features = get_features(false);
2101
2102         foreach ($features as $fname => $fdata) {
2103                 foreach (array_slice($fdata, 1) as $f) {
2104                         $feature = $f[0];
2105                         $feature_state = 'feature_' . $feature;
2106                         $featurelock = 'featurelock_' . $feature;
2107
2108                         if (x($_POST, $feature_state)) {
2109                                 $val = intval($_POST[$feature_state]);
2110                         } else {
2111                                 $val = 0;
2112                         }
2113                         set_config('feature',$feature,$val);
2114
2115                         if (x($_POST, $featurelock)) {
2116                                 set_config('feature_lock', $feature, $val);
2117                         } else {
2118                                 del_config('feature_lock', $feature);
2119                         }
2120                 }
2121         }
2122
2123         goaway('admin/features');
2124         return; // NOTREACHED
2125 }
2126
2127 /**
2128  * @brief Subpage for global additional feature management
2129  *
2130  * This functin generates the subpage 'Manage Additional Features'
2131  * for the admin panel. At this page the admin can set preferences
2132  * for the user settings of the 'additional features'. If needed this
2133  * preferences can be locked through the admin.
2134  *
2135  * The returned string contains the HTML code of the subpage 'Manage
2136  * Additional Features'
2137  *
2138  * @param App $a
2139  * @return string
2140  */
2141 function admin_page_features(App $a) {
2142
2143         if ((argc() > 1) && (argv(1) === 'features')) {
2144                 $arr = array();
2145                 $features = get_features(false);
2146
2147                 foreach ($features as $fname => $fdata) {
2148                         $arr[$fname] = array();
2149                         $arr[$fname][0] = $fdata[0];
2150                         foreach (array_slice($fdata,1) as $f) {
2151
2152                                 $set = get_config('feature',$f[0]);
2153                                 if ($set === false) {
2154                                         $set = $f[3];
2155                                 }
2156                                 $arr[$fname][1][] = array(
2157                                         array('feature_' .$f[0],$f[1],$set,$f[2],array(t('Off'), t('On'))),
2158                                         array('featurelock_' .$f[0],sprintf(t('Lock feature %s'),$f[1]),(($f[4] !== false) ? "1" : ''),'',array(t('Off'), t('On')))
2159                                 );
2160                         }
2161                 }
2162
2163                 $tpl = get_markup_template("admin_settings_features.tpl");
2164                 $o .= replace_macros($tpl, array(
2165                         '$form_security_token' => get_form_security_token("admin_manage_features"),
2166                         '$title' => t('Manage Additional Features'),
2167                         '$features' => $arr,
2168                         '$submit' => t('Save Settings'),
2169                 ));
2170
2171                 return $o;
2172         }
2173 }