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