Search moodle.org's
Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.

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

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Renderer for use with the badges output
  19   *
  20   * @package    core
  21   * @subpackage badges
  22   * @copyright  2012 onwards Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   * @author     Yuliya Bozhko <yuliya.bozhko@totaralms.com>
  25   */
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  require_once($CFG->libdir . '/badgeslib.php');
  30  require_once($CFG->libdir . '/tablelib.php');
  31  
  32  /**
  33   * Standard HTML output renderer for badges
  34   */
  35  class core_badges_renderer extends plugin_renderer_base {
  36  
  37      // Outputs badges list.
  38      public function print_badges_list($badges, $userid, $profile = false, $external = false) {
  39          global $USER, $CFG;
  40          foreach ($badges as $badge) {
  41              if (!$external) {
  42                  $context = ($badge->type == BADGE_TYPE_SITE) ? context_system::instance() : context_course::instance($badge->courseid);
  43                  $bname = $badge->name;
  44                  $imageurl = moodle_url::make_pluginfile_url($context->id, 'badges', 'badgeimage', $badge->id, '/', 'f3', false);
  45              } else {
  46                  $bname = '';
  47                  $imageurl = '';
  48                  if (!empty($badge->name)) {
  49                      $bname = s($badge->name);
  50                  }
  51                  if (!empty($badge->image)) {
  52                      if (is_object($badge->image)) {
  53                          if (!empty($badge->image->caption)) {
  54                              $badge->imagecaption = $badge->image->caption;
  55                          }
  56                          $imageurl = $badge->image->id;
  57                      } else {
  58                          $imageurl = $badge->image;
  59                      }
  60                  }
  61                  if (isset($badge->assertion->badge->name)) {
  62                      $bname = s($badge->assertion->badge->name);
  63                  }
  64                  if (isset($badge->imageUrl)) {
  65                      $imageurl = $badge->imageUrl;
  66                  }
  67              }
  68  
  69              $name = html_writer::tag('span', $bname, array('class' => 'badge-name'));
  70  
  71              $imagecaption = $badge->imagecaption ?? '';
  72              $image = html_writer::empty_tag('img', ['src' => $imageurl, 'class' => 'badge-image', 'alt' => $imagecaption]);
  73              if (!empty($badge->dateexpire) && $badge->dateexpire < time()) {
  74                  $image .= $this->output->pix_icon('i/expired',
  75                          get_string('expireddate', 'badges', userdate($badge->dateexpire)),
  76                          'moodle',
  77                          array('class' => 'expireimage'));
  78                  $name .= '(' . get_string('expired', 'badges') . ')';
  79              }
  80  
  81              $download = $status = $push = '';
  82              if (($userid == $USER->id) && !$profile) {
  83                  $params = array(
  84                      'download' => $badge->id,
  85                      'hash' => $badge->uniquehash,
  86                      'sesskey' => sesskey()
  87                  );
  88                  $url = new moodle_url(
  89                      'mybadges.php',
  90                      $params
  91                  );
  92                  $notexpiredbadge = (empty($badge->dateexpire) || $badge->dateexpire > time());
  93                  $userbackpack = badges_get_user_backpack();
  94                  if (!empty($CFG->badges_allowexternalbackpack) && $notexpiredbadge && $userbackpack) {
  95                      $assertion = new moodle_url('/badges/assertion.php', array('b' => $badge->uniquehash));
  96                      $icon = new pix_icon('t/backpack', get_string('addtobackpack', 'badges'));
  97                      if (badges_open_badges_backpack_api($userbackpack->id) == OPEN_BADGES_V2) {
  98                          $addurl = new moodle_url('/badges/backpack-add.php', array('hash' => $badge->uniquehash));
  99                          $push = $this->output->action_icon($addurl, $icon);
 100                      } else if (badges_open_badges_backpack_api($userbackpack->id) == OPEN_BADGES_V2P1) {
 101                          $addurl = new moodle_url('/badges/backpack-export.php', array('hash' => $badge->uniquehash));
 102                          $push = $this->output->action_icon($addurl, $icon);
 103                      }
 104                  }
 105  
 106                  $download = $this->output->action_icon($url, new pix_icon('t/download', get_string('download')));
 107                  if ($badge->visible) {
 108                      $url = new moodle_url('mybadges.php', array('hide' => $badge->issuedid, 'sesskey' => sesskey()));
 109                      $status = $this->output->action_icon($url, new pix_icon('t/hide', get_string('makeprivate', 'badges')));
 110                  } else {
 111                      $url = new moodle_url('mybadges.php', array('show' => $badge->issuedid, 'sesskey' => sesskey()));
 112                      $status = $this->output->action_icon($url, new pix_icon('t/show', get_string('makepublic', 'badges')));
 113                  }
 114              }
 115  
 116              if (!$profile) {
 117                  $url = new moodle_url('badge.php', array('hash' => $badge->uniquehash));
 118              } else {
 119                  if (!$external) {
 120                      $url = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash));
 121                  } else {
 122                      $hash = hash('md5', $badge->hostedUrl);
 123                      $url = new moodle_url('/badges/external.php', array('hash' => $hash, 'user' => $userid));
 124                  }
 125              }
 126              $actions = html_writer::tag('div', $push . $download . $status, array('class' => 'badge-actions'));
 127              $items[] = html_writer::link($url, $image . $actions . $name, array('title' => $bname));
 128          }
 129  
 130          return html_writer::alist($items, array('class' => 'badges'));
 131      }
 132  
 133      // Recipients selection form.
 134      public function recipients_selection_form(user_selector_base $existinguc, user_selector_base $potentialuc) {
 135          $output = '';
 136          $formattributes = array();
 137          $formattributes['id'] = 'recipientform';
 138          $formattributes['action'] = $this->page->url;
 139          $formattributes['method'] = 'post';
 140          $output .= html_writer::start_tag('form', $formattributes);
 141          $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey()));
 142  
 143          $existingcell = new html_table_cell();
 144          $existingcell->text = $existinguc->display(true);
 145          $existingcell->attributes['class'] = 'existing';
 146          $actioncell = new html_table_cell();
 147          $actioncell->text  = html_writer::start_tag('div', array());
 148          $actioncell->text .= html_writer::empty_tag('input', array(
 149                      'type' => 'submit',
 150                      'name' => 'award',
 151                      'value' => $this->output->larrow() . ' ' . get_string('award', 'badges'),
 152                      'class' => 'actionbutton btn btn-secondary')
 153                  );
 154          $actioncell->text .= html_writer::empty_tag('input', array(
 155                      'type' => 'submit',
 156                      'name' => 'revoke',
 157                      'value' => get_string('revoke', 'badges') . ' ' . $this->output->rarrow(),
 158                      'class' => 'actionbutton btn btn-secondary')
 159                  );
 160          $actioncell->text .= html_writer::end_tag('div', array());
 161          $actioncell->attributes['class'] = 'actions';
 162          $potentialcell = new html_table_cell();
 163          $potentialcell->text = $potentialuc->display(true);
 164          $potentialcell->attributes['class'] = 'potential';
 165  
 166          $table = new html_table();
 167          $table->attributes['class'] = 'recipienttable boxaligncenter';
 168          $table->data = array(new html_table_row(array($existingcell, $actioncell, $potentialcell)));
 169          $output .= html_writer::table($table);
 170  
 171          $output .= html_writer::end_tag('form');
 172          return $output;
 173      }
 174  
 175      // Prints a badge overview infomation.
 176      public function print_badge_overview($badge, $context) {
 177          $display = "";
 178          $languages = get_string_manager()->get_list_of_languages();
 179  
 180          // Badge details.
 181          $display .= $this->heading(get_string('badgedetails', 'badges'), 3);
 182          $dl = array();
 183          $dl[get_string('name')] = $badge->name;
 184          $dl[get_string('version', 'badges')] = $badge->version;
 185          $dl[get_string('language')] = $languages[$badge->language];
 186          $dl[get_string('description', 'badges')] = $badge->description;
 187          $dl[get_string('createdon', 'search')] = userdate($badge->timecreated);
 188          $dl[get_string('badgeimage', 'badges')] = print_badge_image($badge, $context, 'large');
 189          $dl[get_string('imageauthorname', 'badges')] = $badge->imageauthorname;
 190          $dl[get_string('imageauthoremail', 'badges')] =
 191              html_writer::tag('a', $badge->imageauthoremail, array('href' => 'mailto:' . $badge->imageauthoremail));
 192          $dl[get_string('imageauthorurl', 'badges')] =
 193              html_writer::link($badge->imageauthorurl, $badge->imageauthorurl, array('target' => '_blank'));
 194          $dl[get_string('imagecaption', 'badges')] = $badge->imagecaption;
 195          $display .= $this->definition_list($dl);
 196  
 197          // Issuer details.
 198          $display .= $this->heading(get_string('issuerdetails', 'badges'), 3);
 199          $dl = array();
 200          $dl[get_string('issuername', 'badges')] = $badge->issuername;
 201          $dl[get_string('contact', 'badges')] = html_writer::tag('a', $badge->issuercontact, array('href' => 'mailto:' . $badge->issuercontact));
 202          $display .= $this->definition_list($dl);
 203  
 204          // Issuance details if any.
 205          $display .= $this->heading(get_string('issuancedetails', 'badges'), 3);
 206          if ($badge->can_expire()) {
 207              if ($badge->expiredate) {
 208                  $display .= get_string('expiredate', 'badges', userdate($badge->expiredate));
 209              } else if ($badge->expireperiod) {
 210                  if ($badge->expireperiod < 60) {
 211                      $display .= get_string('expireperiods', 'badges', round($badge->expireperiod, 2));
 212                  } else if ($badge->expireperiod < 60 * 60) {
 213                      $display .= get_string('expireperiodm', 'badges', round($badge->expireperiod / 60, 2));
 214                  } else if ($badge->expireperiod < 60 * 60 * 24) {
 215                      $display .= get_string('expireperiodh', 'badges', round($badge->expireperiod / 60 / 60, 2));
 216                  } else {
 217                      $display .= get_string('expireperiod', 'badges', round($badge->expireperiod / 60 / 60 / 24, 2));
 218                  }
 219              }
 220          } else {
 221              $display .= get_string('noexpiry', 'badges');
 222          }
 223  
 224          // Criteria details if any.
 225          $display .= $this->heading(get_string('bcriteria', 'badges'), 3);
 226          if ($badge->has_criteria()) {
 227              $display .= self::print_badge_criteria($badge);
 228          } else {
 229              $display .= get_string('nocriteria', 'badges');
 230              if (has_capability('moodle/badges:configurecriteria', $context)) {
 231                  $display .= $this->output->single_button(
 232                      new moodle_url('/badges/criteria.php', array('id' => $badge->id)),
 233                      get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge'));
 234              }
 235          }
 236  
 237          // Awards details if any.
 238          if (has_capability('moodle/badges:viewawarded', $context)) {
 239              $display .= $this->heading(get_string('awards', 'badges'), 3);
 240              if ($badge->has_awards()) {
 241                  $url = new moodle_url('/badges/recipients.php', array('id' => $badge->id));
 242                  $a = new stdClass();
 243                  $a->link = $url->out();
 244                  $a->count = count($badge->get_awards());
 245                  $display .= get_string('numawards', 'badges', $a);
 246              } else {
 247                  $display .= get_string('noawards', 'badges');
 248              }
 249  
 250              if (has_capability('moodle/badges:awardbadge', $context) &&
 251                  $badge->has_manual_award_criteria() &&
 252                  $badge->is_active()) {
 253                  $display .= $this->output->single_button(
 254                          new moodle_url('/badges/award.php', array('id' => $badge->id)),
 255                          get_string('award', 'badges'), 'POST', array('class' => 'activatebadge'));
 256              }
 257          }
 258  
 259          $display .= self::print_badge_endorsement($badge);
 260          $display .= self::print_badge_related($badge);
 261          $display .= self::print_badge_alignments($badge);
 262  
 263          return html_writer::div($display, null, array('id' => 'badge-overview'));
 264      }
 265  
 266      // Prints action icons for the badge.
 267      public function print_badge_table_actions($badge, $context) {
 268          $actions = "";
 269  
 270          if (has_capability('moodle/badges:configuredetails', $context) && $badge->has_criteria()) {
 271              // Activate/deactivate badge.
 272              if ($badge->status == BADGE_STATUS_INACTIVE || $badge->status == BADGE_STATUS_INACTIVE_LOCKED) {
 273                  // "Activate" will go to another page and ask for confirmation.
 274                  $url = new moodle_url('/badges/action.php');
 275                  $url->param('id', $badge->id);
 276                  $url->param('activate', true);
 277                  $url->param('sesskey', sesskey());
 278                  $return = new moodle_url(qualified_me());
 279                  $url->param('return', $return->out_as_local_url(false));
 280                  $actions .= $this->output->action_icon($url, new pix_icon('t/show', get_string('activate', 'badges'))) . " ";
 281              } else {
 282                  $url = new moodle_url(qualified_me());
 283                  $url->param('lock', $badge->id);
 284                  $url->param('sesskey', sesskey());
 285                  $actions .= $this->output->action_icon($url, new pix_icon('t/hide', get_string('deactivate', 'badges'))) . " ";
 286              }
 287          }
 288  
 289          // Award badge manually.
 290          if ($badge->has_manual_award_criteria() &&
 291                  has_capability('moodle/badges:awardbadge', $context) &&
 292                  $badge->is_active()) {
 293              $url = new moodle_url('/badges/award.php', array('id' => $badge->id));
 294              $actions .= $this->output->action_icon($url, new pix_icon('t/award', get_string('award', 'badges'))) . " ";
 295          }
 296  
 297          // Edit badge.
 298          if (has_capability('moodle/badges:configuredetails', $context)) {
 299              $url = new moodle_url('/badges/edit.php', array('id' => $badge->id, 'action' => 'badge'));
 300              $actions .= $this->output->action_icon($url, new pix_icon('t/edit', get_string('edit'))) . " ";
 301          }
 302  
 303          // Duplicate badge.
 304          if (has_capability('moodle/badges:createbadge', $context)) {
 305              $url = new moodle_url('/badges/action.php', array('copy' => '1', 'id' => $badge->id, 'sesskey' => sesskey()));
 306              $actions .= $this->output->action_icon($url, new pix_icon('t/copy', get_string('copy'))) . " ";
 307          }
 308  
 309          // Delete badge.
 310          if (has_capability('moodle/badges:deletebadge', $context)) {
 311              $url = new moodle_url(qualified_me());
 312              $url->param('delete', $badge->id);
 313              $actions .= $this->output->action_icon($url, new pix_icon('t/delete', get_string('delete'))) . " ";
 314          }
 315  
 316          return $actions;
 317      }
 318  
 319      /**
 320       * Render an issued badge.
 321       *
 322       * @param \core_badges\output\issued_badge $ibadge
 323       * @return string
 324       */
 325      protected function render_issued_badge(\core_badges\output\issued_badge $ibadge) {
 326          $data = $ibadge->export_for_template($this);
 327          return parent::render_from_template('core_badges/issued_badge', $data);
 328      }
 329  
 330      /**
 331       * Render an issued badge.
 332       *
 333       * @param \core_badges\output\badgeclass $badge
 334       * @return string
 335       */
 336      protected function render_badgeclass(\core_badges\output\badgeclass $badge) {
 337          $data = $badge->export_for_template($this);
 338          return parent::render_from_template('core_badges/issued_badge', $data);
 339      }
 340  
 341      /**
 342       * Render an external badge.
 343       *
 344       * @param \core_badges\output\external_badge $ibadge
 345       * @return string
 346       */
 347      protected function render_external_badge(\core_badges\output\external_badge $ibadge) {
 348          $data = $ibadge->export_for_template($this);
 349          return parent::render_from_template('core_badges/issued_badge', $data);
 350      }
 351  
 352      /**
 353       * Render a collection of user badges.
 354       *
 355       * @param \core_badges\output\badge_user_collection $badges
 356       * @return string
 357       */
 358      protected function render_badge_user_collection(\core_badges\output\badge_user_collection $badges) {
 359          global $CFG, $USER, $SITE;
 360          $backpack = $badges->backpack;
 361          $mybackpack = new moodle_url('/badges/mybackpack.php');
 362  
 363          $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 364          $htmlpagingbar = $this->render($paging);
 365  
 366          // Set backpack connection string.
 367          $backpackconnect = '';
 368          if (!empty($CFG->badges_allowexternalbackpack) && is_null($backpack)) {
 369              $backpackconnect = $this->output->box(get_string('localconnectto', 'badges', $mybackpack->out()), 'noticebox');
 370          }
 371          // Search box.
 372          $searchform = $this->output->box($this->helper_search_form($badges->search), 'boxwidthwide boxaligncenter');
 373  
 374          // Download all button.
 375          $actionhtml = $this->output->single_button(
 376                      new moodle_url('/badges/mybadges.php', array('downloadall' => true, 'sesskey' => sesskey())),
 377                      get_string('downloadall'), 'POST', array('class' => 'activatebadge'));
 378          $downloadall = $this->output->box('', 'col-md-3');
 379          $downloadall .= $this->output->box($actionhtml, 'col-md-9');
 380          $downloadall = $this->output->box($downloadall, 'row ml-5');
 381  
 382          // Local badges.
 383          $localhtml = html_writer::start_tag('div', array('id' => 'issued-badge-table', 'class' => 'generalbox'));
 384          $sitename = format_string($SITE->fullname, true, array('context' => context_system::instance()));
 385          $heading = get_string('localbadges', 'badges', $sitename);
 386          $localhtml .= $this->output->heading_with_help($heading, 'localbadgesh', 'badges');
 387          if ($badges->badges) {
 388              $countmessage = $this->output->box(get_string('badgesearned', 'badges', $badges->totalcount));
 389  
 390              $htmllist = $this->print_badges_list($badges->badges, $USER->id);
 391              $localhtml .= $backpackconnect . $countmessage . $searchform;
 392              $localhtml .= $htmlpagingbar . $htmllist . $htmlpagingbar . $downloadall;
 393          } else {
 394              $localhtml .= $searchform . $this->output->notification(get_string('nobadges', 'badges'), 'info');
 395          }
 396          $localhtml .= html_writer::end_tag('div');
 397  
 398          // External badges.
 399          $externalhtml = "";
 400          if (!empty($CFG->badges_allowexternalbackpack)) {
 401              $externalhtml .= html_writer::start_tag('div', array('class' => 'generalbox'));
 402              $externalhtml .= $this->output->heading_with_help(get_string('externalbadges', 'badges'), 'externalbadges', 'badges');
 403              if (!is_null($backpack)) {
 404                  if ($backpack->totalcollections == 0) {
 405                      $externalhtml .= get_string('nobackpackcollectionssummary', 'badges', $backpack);
 406                  } else {
 407                      if ($backpack->totalbadges == 0) {
 408                          $externalhtml .= get_string('nobackpackbadgessummary', 'badges', $backpack);
 409                      } else {
 410                          $externalhtml .= get_string('backpackbadgessummary', 'badges', $backpack);
 411                          $externalhtml .= '<br/><br/>' . $this->print_badges_list($backpack->badges, $USER->id, true, true);
 412                      }
 413                  }
 414              } else {
 415                  $externalhtml .= get_string('externalconnectto', 'badges', $mybackpack->out());
 416              }
 417  
 418              $externalhtml .= html_writer::end_tag('div');
 419              $attr = ['class' => 'btn btn-secondary'];
 420              $label = get_string('backpackbadgessettings', 'badges');
 421              $backpacksettings = html_writer::link(new moodle_url('/badges/mybackpack.php'), $label, $attr);
 422              $actionshtml = $this->output->box('', 'col-md-3');
 423              $actionshtml .= $this->output->box($backpacksettings, 'col-md-9');
 424              $actionshtml = $this->output->box($actionshtml, 'row ml-5');
 425              $externalhtml .= $actionshtml;
 426          }
 427  
 428          return $localhtml . $externalhtml;
 429      }
 430  
 431      /**
 432       * Render a collection of badges.
 433       *
 434       * @param \core_badges\output\badge_collection $badges
 435       * @return string
 436       */
 437      protected function render_badge_collection(\core_badges\output\badge_collection $badges) {
 438          $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 439          $htmlpagingbar = $this->render($paging);
 440          $table = new html_table();
 441          $table->attributes['class'] = 'table table-bordered table-striped';
 442  
 443          $sortbyname = $this->helper_sortable_heading(get_string('name'),
 444                  'name', $badges->sort, $badges->dir);
 445          $sortbyawarded = $this->helper_sortable_heading(get_string('awardedtoyou', 'badges'),
 446                  'dateissued', $badges->sort, $badges->dir);
 447          $table->head = array(
 448                      get_string('badgeimage', 'badges'),
 449                      $sortbyname,
 450                      get_string('description', 'badges'),
 451                      get_string('bcriteria', 'badges'),
 452                      $sortbyawarded
 453                  );
 454          $table->colclasses = array('badgeimage', 'name', 'description', 'criteria', 'awards');
 455  
 456          foreach ($badges->badges as $badge) {
 457              $badgeimage = print_badge_image($badge, $this->page->context, 'large');
 458              $name = $badge->name;
 459              $description = $badge->description;
 460              $criteria = self::print_badge_criteria($badge);
 461              if ($badge->dateissued) {
 462                  $icon = new pix_icon('i/valid',
 463                              get_string('dateearned', 'badges',
 464                                  userdate($badge->dateissued, get_string('strftimedatefullshort', 'core_langconfig'))));
 465                  $badgeurl = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash));
 466                  $awarded = $this->output->action_icon($badgeurl, $icon, null, null, true);
 467              } else {
 468                  $awarded = "";
 469              }
 470              $row = array($badgeimage, $name, $description, $criteria, $awarded);
 471              $table->data[] = $row;
 472          }
 473  
 474          $htmltable = html_writer::table($table);
 475  
 476          return $htmlpagingbar . $htmltable . $htmlpagingbar;
 477      }
 478  
 479      /**
 480       * Render a table of badges.
 481       *
 482       * @param \core_badges\output\badge_management $badges
 483       * @return string
 484       */
 485      protected function render_badge_management(\core_badges\output\badge_management $badges) {
 486          $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 487  
 488          // New badge button.
 489          $htmlnew = '';
 490          $htmlpagingbar = $this->render($paging);
 491          $table = new html_table();
 492          $table->attributes['class'] = 'table table-bordered table-striped';
 493  
 494          $sortbyname = $this->helper_sortable_heading(get_string('name'),
 495                  'name', $badges->sort, $badges->dir);
 496          $sortbystatus = $this->helper_sortable_heading(get_string('status', 'badges'),
 497                  'status', $badges->sort, $badges->dir);
 498          $table->head = array(
 499                  $sortbyname,
 500                  $sortbystatus,
 501                  get_string('bcriteria', 'badges'),
 502                  get_string('awards', 'badges'),
 503                  get_string('actions')
 504              );
 505          $table->colclasses = array('name', 'status', 'criteria', 'awards', 'actions');
 506  
 507          foreach ($badges->badges as $b) {
 508              $style = !$b->is_active() ? array('class' => 'dimmed') : array();
 509              $forlink =  print_badge_image($b, $this->page->context) . ' ' .
 510                          html_writer::start_tag('span') . $b->name . html_writer::end_tag('span');
 511              $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $b->id)), $forlink, $style);
 512              $status = $b->statstring;
 513              $criteria = self::print_badge_criteria($b, 'short');
 514  
 515              if (has_capability('moodle/badges:viewawarded', $this->page->context)) {
 516                  $awards = html_writer::link(new moodle_url('/badges/recipients.php', array('id' => $b->id)), $b->awards);
 517              } else {
 518                  $awards = $b->awards;
 519              }
 520  
 521              $actions = self::print_badge_table_actions($b, $this->page->context);
 522  
 523              $row = array($name, $status, $criteria, $awards, $actions);
 524              $table->data[] = $row;
 525          }
 526          $htmltable = html_writer::table($table);
 527  
 528          return $htmlnew . $htmlpagingbar . $htmltable . $htmlpagingbar;
 529      }
 530  
 531      /**
 532       * Prints tabs for badge editing.
 533       *
 534       * @deprecated since Moodle 4.0
 535       * @todo MDL-73426 Final deprecation.
 536       * @param integer $badgeid The badgeid to edit.
 537       * @param context $context The current context.
 538       * @param string $current The currently selected tab.
 539       * @return string
 540       */
 541      public function print_badge_tabs($badgeid, $context, $current = 'overview') {
 542          global $DB;
 543          debugging("print_badge_tabs() is deprecated. " .
 544              "This is replaced with the manage_badge_action_bar tertiary navigation.", DEBUG_DEVELOPER);
 545  
 546          $badge = new badge($badgeid);
 547          $row = array();
 548  
 549          $row[] = new tabobject('overview',
 550                      new moodle_url('/badges/overview.php', array('id' => $badgeid)),
 551                      get_string('boverview', 'badges')
 552                  );
 553  
 554          if (has_capability('moodle/badges:configuredetails', $context)) {
 555              $row[] = new tabobject('badge',
 556                          new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'badge')),
 557                          get_string('bdetails', 'badges')
 558                      );
 559          }
 560  
 561          if (has_capability('moodle/badges:configurecriteria', $context)) {
 562              $row[] = new tabobject('criteria',
 563                          new moodle_url('/badges/criteria.php', array('id' => $badgeid)),
 564                          get_string('bcriteria', 'badges')
 565                      );
 566          }
 567  
 568          if (has_capability('moodle/badges:configuremessages', $context)) {
 569              $row[] = new tabobject('message',
 570                          new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'message')),
 571                          get_string('bmessage', 'badges')
 572                      );
 573          }
 574  
 575          if (has_capability('moodle/badges:viewawarded', $context)) {
 576              $awarded = $DB->count_records_sql('SELECT COUNT(b.userid)
 577                                                 FROM {badge_issued} b INNER JOIN {user} u ON b.userid = u.id
 578                                                 WHERE b.badgeid = :badgeid AND u.deleted = 0', array('badgeid' => $badgeid));
 579              $row[] = new tabobject('awards',
 580                          new moodle_url('/badges/recipients.php', array('id' => $badgeid)),
 581                          get_string('bawards', 'badges', $awarded)
 582                      );
 583          }
 584  
 585          if (has_capability('moodle/badges:configuredetails', $context)) {
 586              $row[] = new tabobject('bendorsement',
 587                  new moodle_url('/badges/endorsement.php', array('id' => $badgeid)),
 588                  get_string('bendorsement', 'badges')
 589              );
 590          }
 591  
 592          if (has_capability('moodle/badges:configuredetails', $context)) {
 593              $sql = "SELECT COUNT(br.badgeid)
 594                        FROM {badge_related} br
 595                       WHERE (br.badgeid = :badgeid OR br.relatedbadgeid = :badgeid2)";
 596              $related = $DB->count_records_sql($sql, ['badgeid' => $badgeid, 'badgeid2' => $badgeid]);
 597              $row[] = new tabobject('brelated',
 598                  new moodle_url('/badges/related.php', array('id' => $badgeid)),
 599                  get_string('brelated', 'badges', $related)
 600              );
 601          }
 602  
 603          if (has_capability('moodle/badges:configuredetails', $context)) {
 604              $alignments = $DB->count_records_sql("SELECT COUNT(bc.id)
 605                        FROM {badge_alignment} bc WHERE bc.badgeid = :badgeid", array('badgeid' => $badgeid));
 606              $row[] = new tabobject('alignment',
 607                  new moodle_url('/badges/alignment.php', array('id' => $badgeid)),
 608                  get_string('balignment', 'badges', $alignments)
 609              );
 610          }
 611  
 612          echo $this->tabtree($row, $current);
 613      }
 614  
 615      /**
 616       * Prints badge status box.
 617       *
 618       * @param badge $badge
 619       * @return Either the status box html as a string or null
 620       */
 621      public function print_badge_status_box(badge $badge) {
 622          if (has_capability('moodle/badges:configurecriteria', $badge->get_context())) {
 623  
 624              if (!$badge->has_criteria()) {
 625                  $criteriaurl = new moodle_url('/badges/criteria.php', array('id' => $badge->id));
 626                  $status = get_string('nocriteria', 'badges');
 627                  if ($this->page->url != $criteriaurl) {
 628                      $action = $this->output->single_button(
 629                          $criteriaurl,
 630                          get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge'));
 631                  } else {
 632                      $action = '';
 633                  }
 634  
 635                  $message = $status . $action;
 636              } else {
 637                  $status = get_string('statusmessage_' . $badge->status, 'badges');
 638                  if ($badge->is_active()) {
 639                      $action = $this->output->single_button(new moodle_url('/badges/action.php',
 640                                  array('id' => $badge->id, 'lock' => 1, 'sesskey' => sesskey(),
 641                                        'return' => $this->page->url->out_as_local_url(false))),
 642                              get_string('deactivate', 'badges'), 'POST', array('class' => 'activatebadge'));
 643                  } else {
 644                      $action = $this->output->single_button(new moodle_url('/badges/action.php',
 645                                  array('id' => $badge->id, 'activate' => 1, 'sesskey' => sesskey(),
 646                                        'return' => $this->page->url->out_as_local_url(false))),
 647                              get_string('activate', 'badges'), 'POST', array('class' => 'activatebadge'));
 648                  }
 649  
 650                  $message = $status . $this->output->help_icon('status', 'badges') . $action;
 651  
 652              }
 653  
 654              $style = $badge->is_active() ? 'generalbox statusbox active' : 'generalbox statusbox inactive';
 655              return $this->output->box($message, $style);
 656          }
 657  
 658          return null;
 659      }
 660  
 661      /**
 662       * Returns information about badge criteria in a list form.
 663       *
 664       * @param badge $badge Badge objects
 665       * @param string $short Indicates whether to print full info about this badge
 666       * @return string $output HTML string to output
 667       */
 668      public function print_badge_criteria(badge $badge, $short = '') {
 669          $agg = $badge->get_aggregation_methods();
 670          if (empty($badge->criteria)) {
 671              return get_string('nocriteria', 'badges');
 672          }
 673  
 674          $overalldescr = '';
 675          $overall = $badge->criteria[BADGE_CRITERIA_TYPE_OVERALL];
 676          if (!$short && !empty($overall->description)) {
 677              $overalldescr = $this->output->box(
 678                  format_text($overall->description, $overall->descriptionformat, array('context' => $badge->get_context())),
 679                  'criteria-description'
 680                  );
 681          }
 682  
 683          // Get the condition string.
 684          $condition = '';
 685          if (count($badge->criteria) != 2) {
 686              $condition = get_string('criteria_descr_' . $short . BADGE_CRITERIA_TYPE_OVERALL, 'badges',
 687                                        core_text::strtoupper($agg[$badge->get_aggregation_method()]));
 688          }
 689  
 690          unset($badge->criteria[BADGE_CRITERIA_TYPE_OVERALL]);
 691  
 692          $items = array();
 693          // If only one criterion left, make sure its description goe to the top.
 694          if (count($badge->criteria) == 1) {
 695              $c = reset($badge->criteria);
 696              if (!$short && !empty($c->description)) {
 697                  $overalldescr = $this->output->box(
 698                      format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())),
 699                      'criteria-description'
 700                      );
 701              }
 702              if (count($c->params) == 1) {
 703                  $items[] = get_string('criteria_descr_single_' . $short . $c->criteriatype , 'badges') .
 704                             $c->get_details($short);
 705              } else {
 706                  $items[] = get_string('criteria_descr_' . $short . $c->criteriatype, 'badges',
 707                          core_text::strtoupper($agg[$badge->get_aggregation_method($c->criteriatype)])) .
 708                          $c->get_details($short);
 709              }
 710          } else {
 711              foreach ($badge->criteria as $type => $c) {
 712                  $criteriadescr = '';
 713                  if (!$short && !empty($c->description)) {
 714                      $criteriadescr = $this->output->box(
 715                          format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())),
 716                          'criteria-description'
 717                          );
 718                  }
 719                  if (count($c->params) == 1) {
 720                      $items[] = get_string('criteria_descr_single_' . $short . $type , 'badges') .
 721                                 $c->get_details($short) . $criteriadescr;
 722                  } else {
 723                      $items[] = get_string('criteria_descr_' . $short . $type , 'badges',
 724                              core_text::strtoupper($agg[$badge->get_aggregation_method($type)])) .
 725                              $c->get_details($short) .
 726                              $criteriadescr;
 727                  }
 728              }
 729          }
 730  
 731          return $overalldescr . $condition . html_writer::alist($items, array(), 'ul');;
 732      }
 733  
 734      /**
 735       * Prints criteria actions for badge editing.
 736       *
 737       * @param badge $badge
 738       * @return string
 739       */
 740      public function print_criteria_actions(badge $badge) {
 741          $output = '';
 742          if (!$badge->is_active() && !$badge->is_locked()) {
 743              $accepted = $badge->get_accepted_criteria();
 744              $potential = array_diff($accepted, array_keys($badge->criteria));
 745  
 746              if (!empty($potential)) {
 747                  foreach ($potential as $p) {
 748                      if ($p != 0) {
 749                          $select[$p] = get_string('criteria_' . $p, 'badges');
 750                      }
 751                  }
 752                  $output .= $this->output->single_select(
 753                      new moodle_url('/badges/criteria_settings.php', array('badgeid' => $badge->id, 'add' => true)),
 754                      'type',
 755                      $select,
 756                      '',
 757                      array('' => 'choosedots'),
 758                      null,
 759                      array('label' => get_string('addbadgecriteria', 'badges'))
 760                  );
 761              } else {
 762                  $output .= $this->output->box(get_string('nothingtoadd', 'badges'), 'clearfix');
 763              }
 764          }
 765  
 766          return $output;
 767      }
 768  
 769      /**
 770       * Renders a table with users who have earned the badge.
 771       * Based on stamps collection plugin.
 772       *
 773       * @param \core_badges\output\badge_recipients $recipients
 774       * @return string
 775       */
 776      protected function render_badge_recipients(\core_badges\output\badge_recipients $recipients) {
 777          $paging = new paging_bar($recipients->totalcount, $recipients->page, $recipients->perpage, $this->page->url, 'page');
 778          $htmlpagingbar = $this->render($paging);
 779          $table = new html_table();
 780          $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
 781  
 782          $sortbyfirstname = $this->helper_sortable_heading(get_string('firstname'),
 783                  'firstname', $recipients->sort, $recipients->dir);
 784          $sortbylastname = $this->helper_sortable_heading(get_string('lastname'),
 785                  'lastname', $recipients->sort, $recipients->dir);
 786          if ($this->helper_fullname_format() == 'lf') {
 787              $sortbyname = $sortbylastname . ' / ' . $sortbyfirstname;
 788          } else {
 789              $sortbyname = $sortbyfirstname . ' / ' . $sortbylastname;
 790          }
 791  
 792          $sortbydate = $this->helper_sortable_heading(get_string('dateawarded', 'badges'),
 793                  'dateissued', $recipients->sort, $recipients->dir);
 794  
 795          $table->head = array($sortbyname, $sortbydate, '');
 796  
 797          foreach ($recipients->userids as $holder) {
 798              $fullname = fullname($holder);
 799              $fullname = html_writer::link(
 800                              new moodle_url('/user/profile.php', array('id' => $holder->userid)),
 801                              $fullname
 802                          );
 803              $awarded  = userdate($holder->dateissued);
 804              $badgeurl = html_writer::link(
 805                              new moodle_url('/badges/badge.php', array('hash' => $holder->uniquehash)),
 806                              get_string('viewbadge', 'badges')
 807                          );
 808  
 809              $row = array($fullname, $awarded, $badgeurl);
 810              $table->data[] = $row;
 811          }
 812  
 813          $htmltable = html_writer::table($table);
 814  
 815          return $htmlpagingbar . $htmltable . $htmlpagingbar;
 816      }
 817  
 818      ////////////////////////////////////////////////////////////////////////////
 819      // Helper methods
 820      // Reused from stamps collection plugin
 821      ////////////////////////////////////////////////////////////////////////////
 822  
 823      /**
 824       * Renders a text with icons to sort by the given column
 825       *
 826       * This is intended for table headings.
 827       *
 828       * @param string $text    The heading text
 829       * @param string $sortid  The column id used for sorting
 830       * @param string $sortby  Currently sorted by (column id)
 831       * @param string $sorthow Currently sorted how (ASC|DESC)
 832       *
 833       * @return string
 834       */
 835      protected function helper_sortable_heading($text, $sortid = null, $sortby = null, $sorthow = null) {
 836          $out = html_writer::tag('span', $text, array('class' => 'text'));
 837  
 838          if (!is_null($sortid)) {
 839              if ($sortby !== $sortid || $sorthow !== 'ASC') {
 840                  $url = new moodle_url($this->page->url);
 841                  $url->params(array('sort' => $sortid, 'dir' => 'ASC'));
 842                  $out .= $this->output->action_icon($url,
 843                          new pix_icon('t/sort_asc', get_string('sortbyx', 'core', s($text)), null, array('class' => 'iconsort')));
 844              }
 845              if ($sortby !== $sortid || $sorthow !== 'DESC') {
 846                  $url = new moodle_url($this->page->url);
 847                  $url->params(array('sort' => $sortid, 'dir' => 'DESC'));
 848                  $out .= $this->output->action_icon($url,
 849                          new pix_icon('t/sort_desc', get_string('sortbyxreverse', 'core', s($text)), null, array('class' => 'iconsort')));
 850              }
 851          }
 852          return $out;
 853      }
 854      /**
 855       * Tries to guess the fullname format set at the site
 856       *
 857       * @return string fl|lf
 858       */
 859      protected function helper_fullname_format() {
 860          $fake = new stdClass();
 861          $fake->lastname = 'LLLL';
 862          $fake->firstname = 'FFFF';
 863          $fullname = get_string('fullnamedisplay', '', $fake);
 864          if (strpos($fullname, 'LLLL') < strpos($fullname, 'FFFF')) {
 865              return 'lf';
 866          } else {
 867              return 'fl';
 868          }
 869      }
 870      /**
 871       * Renders a search form
 872       *
 873       * @param string $search Search string
 874       * @return string HTML
 875       */
 876      protected function helper_search_form($search) {
 877          global $CFG;
 878          require_once($CFG->libdir . '/formslib.php');
 879  
 880          $mform = new MoodleQuickForm('searchform', 'POST', $this->page->url);
 881  
 882          $mform->addElement('hidden', 'sesskey', sesskey());
 883  
 884          $el[] = $mform->createElement('text', 'search', get_string('search'), array('size' => 20));
 885          $mform->setDefault('search', $search);
 886          $el[] = $mform->createElement('submit', 'submitsearch', get_string('search'));
 887          $el[] = $mform->createElement('submit', 'clearsearch', get_string('clear'));
 888          $mform->addGroup($el, 'searchgroup', get_string('searchname', 'badges'), ' ', false);
 889  
 890          ob_start();
 891          $mform->display();
 892          $out = ob_get_clean();
 893  
 894          return $out;
 895      }
 896  
 897      /**
 898       * Renders a definition list
 899       *
 900       * @param array $items the list of items to define
 901       * @param array
 902       */
 903      protected function definition_list(array $items, array $attributes = array()) {
 904          $output = html_writer::start_tag('dl', $attributes);
 905          foreach ($items as $label => $value) {
 906              $output .= html_writer::tag('dt', $label);
 907              $output .= html_writer::tag('dd', $value);
 908          }
 909          $output .= html_writer::end_tag('dl');
 910          return $output;
 911      }
 912  
 913      /**
 914       * Outputs list en badges.
 915       *
 916       * @param badge $badge Badge object.
 917       * @return string $output content endorsement to output.
 918       */
 919      protected function print_badge_endorsement(badge $badge) {
 920          $output = '';
 921          $endorsement = $badge->get_endorsement();
 922          $dl = array();
 923          $output .= $this->heading(get_string('endorsement', 'badges'), 3);
 924          if (!empty($endorsement)) {
 925              $dl[get_string('issuername', 'badges')] = $endorsement->issuername;
 926              $dl[get_string('issueremail', 'badges')] =
 927                  html_writer::tag('a', $endorsement->issueremail, array('href' => 'mailto:' . $endorsement->issueremail));
 928              $dl[get_string('issuerurl', 'badges')] = html_writer::link($endorsement->issuerurl, $endorsement->issuerurl,
 929                  array('target' => '_blank'));
 930              $dl[get_string('dateawarded', 'badges')] = userdate($endorsement->dateissued);
 931              $dl[get_string('claimid', 'badges')] = html_writer::link($endorsement->claimid, $endorsement->claimid,
 932              array('target' => '_blank'));
 933              $dl[get_string('claimcomment', 'badges')] = $endorsement->claimcomment;
 934              $output .= $this->definition_list($dl);
 935          } else {
 936              $output .= get_string('noendorsement', 'badges');
 937          }
 938          return $output;
 939      }
 940  
 941      /**
 942       * Print list badges related.
 943       *
 944       * @param badge $badge Badge objects.
 945       * @return string $output List related badges to output.
 946       */
 947      protected function print_badge_related(badge $badge) {
 948          $output = '';
 949          $relatedbadges = $badge->get_related_badges();
 950          $output .= $this->heading(get_string('relatedbages', 'badges'), 3);
 951          if (!empty($relatedbadges)) {
 952              $items = array();
 953              foreach ($relatedbadges as $related) {
 954                  $relatedurl = new moodle_url('/badges/overview.php', array('id' => $related->id));
 955                  $items[] = html_writer::link($relatedurl->out(), $related->name, array('target' => '_blank'));
 956              }
 957              $output .= html_writer::alist($items, array(), 'ul');
 958          } else {
 959              $output .= get_string('norelated', 'badges');
 960          }
 961          return $output;
 962      }
 963  
 964      /**
 965       * Print list badge alignments.
 966       *
 967       * @param badge $badge Badge objects.
 968       * @return string $output List alignments to output.
 969       */
 970      protected function print_badge_alignments(badge $badge) {
 971          $output = '';
 972          $output .= $this->heading(get_string('alignment', 'badges'), 3);
 973          $alignments = $badge->get_alignments();
 974          if (!empty($alignments)) {
 975              $items = array();
 976              foreach ($alignments as $alignment) {
 977                  $urlaligment = new moodle_url('alignment.php',
 978                      array('id' => $badge->id, 'alignmentid' => $alignment->id)
 979                  );
 980                  $items[] = html_writer::link($urlaligment, $alignment->targetname, array('target' => '_blank'));
 981              }
 982              $output .= html_writer::alist($items, array(), 'ul');
 983          } else {
 984              $output .= get_string('noalignment', 'badges');
 985          }
 986          return $output;
 987      }
 988  
 989      /**
 990       * Renders a table for related badges.
 991       *
 992       * @param \core_badges\output\badge_related $related list related badges.
 993       * @return string list related badges to output.
 994       */
 995      protected function render_badge_related(\core_badges\output\badge_related $related) {
 996          $currentbadge = new badge($related->currentbadgeid);
 997          $languages = get_string_manager()->get_list_of_languages();
 998          $paging = new paging_bar($related->totalcount, $related->page, $related->perpage, $this->page->url, 'page');
 999          $htmlpagingbar = $this->render($paging);
1000          $table = new html_table();
1001          $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
1002          $table->head = array(
1003              get_string('name'),
1004              get_string('version', 'badges'),
1005              get_string('language', 'badges'),
1006              get_string('type', 'badges')
1007          );
1008          if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1009              array_push($table->head, '');
1010          }
1011  
1012          foreach ($related->badges as $badge) {
1013              $badgeobject = new badge($badge->id);
1014              $style = array('title' => $badgeobject->name);
1015              if (!$badgeobject->is_active()) {
1016                  $style['class'] = 'dimmed';
1017              }
1018              $context = ($badgeobject->type == BADGE_TYPE_SITE) ?
1019                  context_system::instance() : context_course::instance($badgeobject->courseid);
1020              $forlink = print_badge_image($badgeobject, $context) . ' ' .
1021                  html_writer::start_tag('span') . $badgeobject->name . html_writer::end_tag('span');
1022              $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $badgeobject->id)), $forlink, $style);
1023  
1024              $row = array(
1025                  $name,
1026                  $badge->version,
1027                  $badge->language ? $languages[$badge->language] : '',
1028                  $badge->type == BADGE_TYPE_COURSE ? get_string('badgesview', 'badges') : get_string('sitebadges', 'badges')
1029              );
1030              if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1031                  $action = $this->output->action_icon(
1032                      new moodle_url('/badges/related_action.php', [
1033                          'badgeid' => $related->currentbadgeid,
1034                          'relatedid' => $badge->id,
1035                          'sesskey' => sesskey(),
1036                          'action' => 'remove'
1037                      ]),
1038                      new pix_icon('t/delete', get_string('delete')));
1039                  $actions = html_writer::tag('div', $action, array('class' => 'badge-actions'));
1040                  array_push($row, $actions);
1041              }
1042              $table->data[] = $row;
1043          }
1044          $htmltable = html_writer::table($table);
1045  
1046          return $htmlpagingbar . $htmltable . $htmlpagingbar;
1047      }
1048  
1049      /**
1050       * Renders a table with alignment.
1051       *
1052       * @param core_badges\output\badge_alignments $alignments List alignments.
1053       * @return string List alignment to output.
1054       */
1055      protected function render_badge_alignments(\core_badges\output\badge_alignments $alignments) {
1056          $currentbadge = new badge($alignments->currentbadgeid);
1057          $paging = new paging_bar($alignments->totalcount, $alignments->page, $alignments->perpage, $this->page->url, 'page');
1058          $htmlpagingbar = $this->render($paging);
1059          $table = new html_table();
1060          $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
1061          $table->head = array('Name', 'URL', '');
1062  
1063          foreach ($alignments->alignments as $item) {
1064              $urlaligment = new moodle_url('alignment.php',
1065                  array(
1066                      'id' => $currentbadge->id,
1067                      'alignmentid' => $item->id,
1068                  )
1069              );
1070              $row = array(
1071                  html_writer::link($urlaligment, $item->targetname),
1072                  html_writer::link($item->targeturl, $item->targeturl, array('target' => '_blank'))
1073              );
1074              if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1075                  $delete = $this->output->action_icon(
1076                      new moodle_url('/badges/alignment_action.php', [
1077                          'id' => $currentbadge->id,
1078                          'alignmentid' => $item->id,
1079                          'sesskey' => sesskey(),
1080                          'action' => 'remove'
1081                      ]),
1082                      new pix_icon('t/delete', get_string('delete'))
1083                  );
1084                  $edit = $this->output->action_icon(
1085                      new moodle_url('alignment.php',
1086                          array(
1087                              'id' => $currentbadge->id,
1088                              'alignmentid' => $item->id,
1089                              'action' => 'edit'
1090                          )
1091                      ), new pix_icon('t/edit', get_string('edit')));
1092                  $actions = html_writer::tag('div', $edit . $delete, array('class' => 'badge-actions'));
1093                  array_push($row, $actions);
1094              }
1095              $table->data[] = $row;
1096          }
1097          $htmltable = html_writer::table($table);
1098  
1099          return $htmlpagingbar . $htmltable . $htmlpagingbar;
1100      }
1101  
1102      /**
1103       * Defer to template.
1104       *
1105       * @param \core_badges\output\external_backpacks_page $page
1106       * @return bool|string
1107       */
1108      public function render_external_backpacks_page(\core_badges\output\external_backpacks_page $page) {
1109          $data = $page->export_for_template($this);
1110          return parent::render_from_template('core_badges/external_backpacks_page', $data);
1111      }
1112  
1113      /**
1114       * Get the result of a backpack validation with its settings. It returns:
1115       * - A informative message if the backpack version is different from OBv2.
1116       * - A warning with the error if it's not possible to connect to this backpack.
1117       * - A successful message if the connection has worked.
1118       *
1119       * @param  int    $backpackid The backpack identifier.
1120       * @return string A message with the validation result.
1121       */
1122      public function render_test_backpack_result(int $backpackid): string {
1123          // Get the backpack.
1124          $backpack = badges_get_site_backpack($backpackid);
1125  
1126          // Add the header to the result.
1127          $result = $this->heading(get_string('testbackpack', 'badges', $backpack->backpackweburl));
1128  
1129          if ($backpack->apiversion != OPEN_BADGES_V2) {
1130              // Only OBv2 supports this validation.
1131              $result .= get_string('backpackconnectionnottested', 'badges');
1132          } else {
1133              $message = badges_verify_backpack($backpackid);
1134              if (empty($message)) {
1135                  $result .= get_string('backpackconnectionok', 'badges');
1136              } else {
1137                  $result .= $message;
1138              }
1139          }
1140  
1141          return $result;
1142      }
1143  
1144      /**
1145       * Render the tertiary navigation for the page.
1146       *
1147       * @param \core_badges\output\base_action_bar $actionbar
1148       * @return bool|string
1149       */
1150      public function render_tertiary_navigation(\core_badges\output\base_action_bar $actionbar) {
1151          return $this->render_from_template($actionbar->get_template(), $actionbar->export_for_template($this));
1152      }
1153  }