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Differences Between: [Versions 310 and 311] [Versions 311 and 400] [Versions 311 and 401] [Versions 311 and 402] [Versions 311 and 403] [Versions 39 and 311]

   1  <?php
   2  
   3      require_once('../config.php');
   4      require_once($CFG->libdir.'/adminlib.php');
   5      require_once($CFG->libdir.'/authlib.php');
   6      require_once($CFG->dirroot.'/user/filters/lib.php');
   7      require_once($CFG->dirroot.'/user/lib.php');
   8  
   9      $delete       = optional_param('delete', 0, PARAM_INT);
  10      $confirm      = optional_param('confirm', '', PARAM_ALPHANUM);   //md5 confirmation hash
  11      $confirmuser  = optional_param('confirmuser', 0, PARAM_INT);
  12      $sort         = optional_param('sort', 'name', PARAM_ALPHANUMEXT);
  13      $dir          = optional_param('dir', 'ASC', PARAM_ALPHA);
  14      $page         = optional_param('page', 0, PARAM_INT);
  15      $perpage      = optional_param('perpage', 30, PARAM_INT);        // how many per page
  16      $ru           = optional_param('ru', '2', PARAM_INT);            // show remote users
  17      $lu           = optional_param('lu', '2', PARAM_INT);            // show local users
  18      $acl          = optional_param('acl', '0', PARAM_INT);           // id of user to tweak mnet ACL (requires $access)
  19      $suspend      = optional_param('suspend', 0, PARAM_INT);
  20      $unsuspend    = optional_param('unsuspend', 0, PARAM_INT);
  21      $unlock       = optional_param('unlock', 0, PARAM_INT);
  22      $resendemail  = optional_param('resendemail', 0, PARAM_INT);
  23  
  24      admin_externalpage_setup('editusers');
  25  
  26      $sitecontext = context_system::instance();
  27      $site = get_site();
  28  
  29      if (!has_capability('moodle/user:update', $sitecontext) and !has_capability('moodle/user:delete', $sitecontext)) {
  30          print_error('nopermissions', 'error', '', 'edit/delete users');
  31      }
  32  
  33      $stredit   = get_string('edit');
  34      $strdelete = get_string('delete');
  35      $strdeletecheck = get_string('deletecheck');
  36      $strshowallusers = get_string('showallusers');
  37      $strsuspend = get_string('suspenduser', 'admin');
  38      $strunsuspend = get_string('unsuspenduser', 'admin');
  39      $strunlock = get_string('unlockaccount', 'admin');
  40      $strconfirm = get_string('confirm');
  41      $strresendemail = get_string('resendemail');
  42  
  43      $returnurl = new moodle_url('/admin/user.php', array('sort' => $sort, 'dir' => $dir, 'perpage' => $perpage, 'page'=>$page));
  44  
  45      // The $user variable is also used outside of these if statements.
  46      $user = null;
  47      if ($confirmuser and confirm_sesskey()) {
  48          require_capability('moodle/user:update', $sitecontext);
  49          if (!$user = $DB->get_record('user', array('id'=>$confirmuser, 'mnethostid'=>$CFG->mnet_localhost_id))) {
  50              print_error('nousers');
  51          }
  52  
  53          $auth = get_auth_plugin($user->auth);
  54  
  55          $result = $auth->user_confirm($user->username, $user->secret);
  56  
  57          if ($result == AUTH_CONFIRM_OK or $result == AUTH_CONFIRM_ALREADY) {
  58              redirect($returnurl);
  59          } else {
  60              echo $OUTPUT->header();
  61              redirect($returnurl, get_string('usernotconfirmed', '', fullname($user, true)));
  62          }
  63  
  64      } else if ($resendemail && confirm_sesskey()) {
  65          if (!$user = $DB->get_record('user', ['id' => $resendemail, 'mnethostid' => $CFG->mnet_localhost_id, 'deleted' => 0])) {
  66              print_error('nousers');
  67          }
  68  
  69          // Prevent spamming users who are already confirmed.
  70          if ($user->confirmed) {
  71              print_error('alreadyconfirmed');
  72          }
  73  
  74          $returnmsg = get_string('emailconfirmsentsuccess');
  75          $messagetype = \core\output\notification::NOTIFY_SUCCESS;
  76          if (!send_confirmation_email($user)) {
  77              $returnmsg = get_string('emailconfirmsentfailure');
  78              $messagetype = \core\output\notification::NOTIFY_ERROR;
  79          }
  80  
  81          redirect($returnurl, $returnmsg, null, $messagetype);
  82      } else if ($delete and confirm_sesskey()) {              // Delete a selected user, after confirmation
  83          require_capability('moodle/user:delete', $sitecontext);
  84  
  85          $user = $DB->get_record('user', array('id'=>$delete, 'mnethostid'=>$CFG->mnet_localhost_id), '*', MUST_EXIST);
  86  
  87          if ($user->deleted) {
  88              print_error('usernotdeleteddeleted', 'error');
  89          }
  90          if (is_siteadmin($user->id)) {
  91              print_error('useradminodelete', 'error');
  92          }
  93  
  94          if ($confirm != md5($delete)) {
  95              echo $OUTPUT->header();
  96              $fullname = fullname($user, true);
  97              echo $OUTPUT->heading(get_string('deleteuser', 'admin'));
  98  
  99              $optionsyes = array('delete'=>$delete, 'confirm'=>md5($delete), 'sesskey'=>sesskey());
 100              $deleteurl = new moodle_url($returnurl, $optionsyes);
 101              $deletebutton = new single_button($deleteurl, get_string('delete'), 'post');
 102  
 103              echo $OUTPUT->confirm(get_string('deletecheckfull', '', "'$fullname'"), $deletebutton, $returnurl);
 104              echo $OUTPUT->footer();
 105              die;
 106          } else if (data_submitted()) {
 107              if (delete_user($user)) {
 108                  \core\session\manager::gc(); // Remove stale sessions.
 109                  redirect($returnurl);
 110              } else {
 111                  \core\session\manager::gc(); // Remove stale sessions.
 112                  echo $OUTPUT->header();
 113                  echo $OUTPUT->notification($returnurl, get_string('deletednot', '', fullname($user, true)));
 114              }
 115          }
 116      } else if ($acl and confirm_sesskey()) {
 117          if (!has_capability('moodle/user:update', $sitecontext)) {
 118              print_error('nopermissions', 'error', '', 'modify the NMET access control list');
 119          }
 120          if (!$user = $DB->get_record('user', array('id'=>$acl))) {
 121              print_error('nousers', 'error');
 122          }
 123          if (!is_mnet_remote_user($user)) {
 124              print_error('usermustbemnet', 'error');
 125          }
 126          $accessctrl = strtolower(required_param('accessctrl', PARAM_ALPHA));
 127          if ($accessctrl != 'allow' and $accessctrl != 'deny') {
 128              print_error('invalidaccessparameter', 'error');
 129          }
 130          $aclrecord = $DB->get_record('mnet_sso_access_control', array('username'=>$user->username, 'mnet_host_id'=>$user->mnethostid));
 131          if (empty($aclrecord)) {
 132              $aclrecord = new stdClass();
 133              $aclrecord->mnet_host_id = $user->mnethostid;
 134              $aclrecord->username = $user->username;
 135              $aclrecord->accessctrl = $accessctrl;
 136              $DB->insert_record('mnet_sso_access_control', $aclrecord);
 137          } else {
 138              $aclrecord->accessctrl = $accessctrl;
 139              $DB->update_record('mnet_sso_access_control', $aclrecord);
 140          }
 141          $mnethosts = $DB->get_records('mnet_host', null, 'id', 'id,wwwroot,name');
 142          redirect($returnurl);
 143  
 144      } else if ($suspend and confirm_sesskey()) {
 145          require_capability('moodle/user:update', $sitecontext);
 146  
 147          if ($user = $DB->get_record('user', array('id'=>$suspend, 'mnethostid'=>$CFG->mnet_localhost_id, 'deleted'=>0))) {
 148              if (!is_siteadmin($user) and $USER->id != $user->id and $user->suspended != 1) {
 149                  $user->suspended = 1;
 150                  // Force logout.
 151                  \core\session\manager::kill_user_sessions($user->id);
 152                  user_update_user($user, false);
 153              }
 154          }
 155          redirect($returnurl);
 156  
 157      } else if ($unsuspend and confirm_sesskey()) {
 158          require_capability('moodle/user:update', $sitecontext);
 159  
 160          if ($user = $DB->get_record('user', array('id'=>$unsuspend, 'mnethostid'=>$CFG->mnet_localhost_id, 'deleted'=>0))) {
 161              if ($user->suspended != 0) {
 162                  $user->suspended = 0;
 163                  user_update_user($user, false);
 164              }
 165          }
 166          redirect($returnurl);
 167  
 168      } else if ($unlock and confirm_sesskey()) {
 169          require_capability('moodle/user:update', $sitecontext);
 170  
 171          if ($user = $DB->get_record('user', array('id'=>$unlock, 'mnethostid'=>$CFG->mnet_localhost_id, 'deleted'=>0))) {
 172              login_unlock_account($user);
 173          }
 174          redirect($returnurl);
 175      }
 176  
 177      // create the user filter form
 178      $ufiltering = new user_filtering();
 179      echo $OUTPUT->header();
 180  
 181      // Carry on with the user listing
 182      $context = context_system::instance();
 183      // These columns are always shown in the users list.
 184      $requiredcolumns = array('city', 'country', 'lastaccess');
 185      // Extra columns containing the extra user fields, excluding the required columns (city and country, to be specific).
 186      $userfields = \core_user\fields::for_identity($context, true)->excluding(...$requiredcolumns);
 187      $extracolumns = $userfields->get_required_fields();
 188      // Get all user name fields as an array, but with firstname and lastname first.
 189      $allusernamefields = \core_user\fields::get_name_fields(true);
 190      $columns = array_merge($allusernamefields, $extracolumns, $requiredcolumns);
 191  
 192      foreach ($columns as $column) {
 193          $string[$column] = \core_user\fields::get_display_name($column);
 194          if ($sort != $column) {
 195              $columnicon = "";
 196              if ($column == "lastaccess") {
 197                  $columndir = "DESC";
 198              } else {
 199                  $columndir = "ASC";
 200              }
 201          } else {
 202              $columndir = $dir == "ASC" ? "DESC":"ASC";
 203              if ($column == "lastaccess") {
 204                  $columnicon = ($dir == "ASC") ? "sort_desc" : "sort_asc";
 205              } else {
 206                  $columnicon = ($dir == "ASC") ? "sort_asc" : "sort_desc";
 207              }
 208              $columnicon = $OUTPUT->pix_icon('t/' . $columnicon, get_string(strtolower($columndir)), 'core',
 209                                              ['class' => 'iconsort']);
 210  
 211          }
 212          $$column = "<a href=\"user.php?sort=$column&amp;dir=$columndir\">".$string[$column]."</a>$columnicon";
 213      }
 214  
 215      // We need to check that alternativefullnameformat is not set to '' or language.
 216      // We don't need to check the fullnamedisplay setting here as the fullname function call further down has
 217      // the override parameter set to true.
 218      $fullnamesetting = $CFG->alternativefullnameformat;
 219      // If we are using language or it is empty, then retrieve the default user names of just 'firstname' and 'lastname'.
 220      if ($fullnamesetting == 'language' || empty($fullnamesetting)) {
 221          // Set $a variables to return 'firstname' and 'lastname'.
 222          $a = new stdClass();
 223          $a->firstname = 'firstname';
 224          $a->lastname = 'lastname';
 225          // Getting the fullname display will ensure that the order in the language file is maintained.
 226          $fullnamesetting = get_string('fullnamedisplay', null, $a);
 227      }
 228  
 229      // Order in string will ensure that the name columns are in the correct order.
 230      $usernames = order_in_string($allusernamefields, $fullnamesetting);
 231      $fullnamedisplay = array();
 232      foreach ($usernames as $name) {
 233          // Use the link from $$column for sorting on the user's name.
 234          $fullnamedisplay[] = ${$name};
 235      }
 236      // All of the names are in one column. Put them into a string and separate them with a /.
 237      $fullnamedisplay = implode(' / ', $fullnamedisplay);
 238      // If $sort = name then it is the default for the setting and we should use the first name to sort by.
 239      if ($sort == "name") {
 240          // Use the first item in the array.
 241          $sort = reset($usernames);
 242      }
 243  
 244      list($extrasql, $params) = $ufiltering->get_sql_filter();
 245      $users = get_users_listing($sort, $dir, $page*$perpage, $perpage, '', '', '',
 246              $extrasql, $params, $context);
 247      $usercount = get_users(false);
 248      $usersearchcount = get_users(false, '', false, null, "", '', '', '', '', '*', $extrasql, $params);
 249  
 250      if ($extrasql !== '') {
 251          echo $OUTPUT->heading("$usersearchcount / $usercount ".get_string('users'));
 252          $usercount = $usersearchcount;
 253      } else {
 254          echo $OUTPUT->heading("$usercount ".get_string('users'));
 255      }
 256  
 257      $strall = get_string('all');
 258  
 259      $baseurl = new moodle_url('/admin/user.php', array('sort' => $sort, 'dir' => $dir, 'perpage' => $perpage));
 260      echo $OUTPUT->paging_bar($usercount, $page, $perpage, $baseurl);
 261  
 262      flush();
 263  
 264  
 265      if (!$users) {
 266          $match = array();
 267          echo $OUTPUT->heading(get_string('nousersfound'));
 268  
 269          $table = NULL;
 270  
 271      } else {
 272  
 273          $countries = get_string_manager()->get_list_of_countries(true);
 274          if (empty($mnethosts)) {
 275              $mnethosts = $DB->get_records('mnet_host', null, 'id', 'id,wwwroot,name');
 276          }
 277  
 278          foreach ($users as $key => $user) {
 279              if (isset($countries[$user->country])) {
 280                  $users[$key]->country = $countries[$user->country];
 281              }
 282          }
 283          if ($sort == "country") {
 284              // Need to resort by full country name, not code.
 285              foreach ($users as $user) {
 286                  $susers[$user->id] = $user->country;
 287              }
 288              // Sort by country name, according to $dir.
 289              if ($dir === 'DESC') {
 290                  arsort($susers);
 291              } else {
 292                  asort($susers);
 293              }
 294              foreach ($susers as $key => $value) {
 295                  $nusers[] = $users[$key];
 296              }
 297              $users = $nusers;
 298          }
 299  
 300          $table = new html_table();
 301          $table->head = array ();
 302          $table->colclasses = array();
 303          $table->head[] = $fullnamedisplay;
 304          $table->attributes['class'] = 'admintable generaltable table-sm';
 305          foreach ($extracolumns as $field) {
 306              $table->head[] = ${$field};
 307          }
 308          $table->head[] = $city;
 309          $table->head[] = $country;
 310          $table->head[] = $lastaccess;
 311          $table->head[] = get_string('edit');
 312          $table->colclasses[] = 'centeralign';
 313          $table->head[] = "";
 314          $table->colclasses[] = 'centeralign';
 315  
 316          $table->id = "users";
 317          foreach ($users as $user) {
 318              $buttons = array();
 319              $lastcolumn = '';
 320  
 321              // delete button
 322              if (has_capability('moodle/user:delete', $sitecontext)) {
 323                  if (is_mnet_remote_user($user) or $user->id == $USER->id or is_siteadmin($user)) {
 324                      // no deleting of self, mnet accounts or admins allowed
 325                  } else {
 326                      $url = new moodle_url($returnurl, array('delete'=>$user->id, 'sesskey'=>sesskey()));
 327                      $buttons[] = html_writer::link($url, $OUTPUT->pix_icon('t/delete', $strdelete));
 328                  }
 329              }
 330  
 331              // suspend button
 332              if (has_capability('moodle/user:update', $sitecontext)) {
 333                  if (is_mnet_remote_user($user)) {
 334                      // mnet users have special access control, they can not be deleted the standard way or suspended
 335                      $accessctrl = 'allow';
 336                      if ($acl = $DB->get_record('mnet_sso_access_control', array('username'=>$user->username, 'mnet_host_id'=>$user->mnethostid))) {
 337                          $accessctrl = $acl->accessctrl;
 338                      }
 339                      $changeaccessto = ($accessctrl == 'deny' ? 'allow' : 'deny');
 340                      $buttons[] = " (<a href=\"?acl={$user->id}&amp;accessctrl=$changeaccessto&amp;sesskey=".sesskey()."\">".get_string($changeaccessto, 'mnet') . " access</a>)";
 341  
 342                  } else {
 343                      if ($user->suspended) {
 344                          $url = new moodle_url($returnurl, array('unsuspend'=>$user->id, 'sesskey'=>sesskey()));
 345                          $buttons[] = html_writer::link($url, $OUTPUT->pix_icon('t/show', $strunsuspend));
 346                      } else {
 347                          if ($user->id == $USER->id or is_siteadmin($user)) {
 348                              // no suspending of admins or self!
 349                          } else {
 350                              $url = new moodle_url($returnurl, array('suspend'=>$user->id, 'sesskey'=>sesskey()));
 351                              $buttons[] = html_writer::link($url, $OUTPUT->pix_icon('t/hide', $strsuspend));
 352                          }
 353                      }
 354  
 355                      if (login_is_lockedout($user)) {
 356                          $url = new moodle_url($returnurl, array('unlock'=>$user->id, 'sesskey'=>sesskey()));
 357                          $buttons[] = html_writer::link($url, $OUTPUT->pix_icon('t/unlock', $strunlock));
 358                      }
 359                  }
 360              }
 361  
 362              // edit button
 363              if (has_capability('moodle/user:update', $sitecontext)) {
 364                  // prevent editing of admins by non-admins
 365                  if (is_siteadmin($USER) or !is_siteadmin($user)) {
 366                      $url = new moodle_url('/user/editadvanced.php', array('id'=>$user->id, 'course'=>$site->id));
 367                      $buttons[] = html_writer::link($url, $OUTPUT->pix_icon('t/edit', $stredit));
 368                  }
 369              }
 370  
 371              // the last column - confirm or mnet info
 372              if (is_mnet_remote_user($user)) {
 373                  // all mnet users are confirmed, let's print just the name of the host there
 374                  if (isset($mnethosts[$user->mnethostid])) {
 375                      $lastcolumn = get_string($accessctrl, 'mnet').': '.$mnethosts[$user->mnethostid]->name;
 376                  } else {
 377                      $lastcolumn = get_string($accessctrl, 'mnet');
 378                  }
 379  
 380              } else if ($user->confirmed == 0) {
 381                  if (has_capability('moodle/user:update', $sitecontext)) {
 382                      $lastcolumn = html_writer::link(new moodle_url($returnurl, array('confirmuser'=>$user->id, 'sesskey'=>sesskey())), $strconfirm);
 383                  } else {
 384                      $lastcolumn = "<span class=\"dimmed_text\">".get_string('confirm')."</span>";
 385                  }
 386  
 387                  $lastcolumn .= ' | ' . html_writer::link(new moodle_url($returnurl,
 388                      [
 389                          'resendemail' => $user->id,
 390                          'sesskey' => sesskey()
 391                      ]
 392                  ), $strresendemail);
 393              }
 394  
 395              if ($user->lastaccess) {
 396                  $strlastaccess = format_time(time() - $user->lastaccess);
 397              } else {
 398                  $strlastaccess = get_string('never');
 399              }
 400              $fullname = fullname($user, true);
 401  
 402              $row = array ();
 403              $row[] = "<a href=\"../user/view.php?id=$user->id&amp;course=$site->id\">$fullname</a>";
 404              foreach ($extracolumns as $field) {
 405                  $row[] = s($user->{$field});
 406              }
 407              $row[] = $user->city;
 408              $row[] = $user->country;
 409              $row[] = $strlastaccess;
 410              if ($user->suspended) {
 411                  foreach ($row as $k=>$v) {
 412                      $row[$k] = html_writer::tag('span', $v, array('class'=>'usersuspended'));
 413                  }
 414              }
 415              $row[] = implode(' ', $buttons);
 416              $row[] = $lastcolumn;
 417              $table->data[] = $row;
 418          }
 419      }
 420  
 421      // add filters
 422      $ufiltering->display_add();
 423      $ufiltering->display_active();
 424  
 425      if (!empty($table)) {
 426          echo html_writer::start_tag('div', array('class'=>'no-overflow'));
 427          echo html_writer::table($table);
 428          echo html_writer::end_tag('div');
 429          echo $OUTPUT->paging_bar($usercount, $page, $perpage, $baseurl);
 430      }
 431      if (has_capability('moodle/user:create', $sitecontext)) {
 432          $url = new moodle_url('/user/editadvanced.php', array('id' => -1));
 433          echo $OUTPUT->single_button($url, get_string('addnewuser'), 'get');
 434      }
 435  
 436      echo $OUTPUT->footer();