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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 4.3.x will end 7 October 2024 (12 months).
  • Bug fixes for security issues in 4.3.x will end 21 April 2025 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.2.x is supported too.

Differences Between: [Versions 310 and 403] [Versions 311 and 403] [Versions 39 and 403] [Versions 400 and 403] [Versions 401 and 403] [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          $tags = \core_tag_tag::get_item_tags('core_badges', 'badge', $badge->id);
 196          $dl[get_string('tags', 'badges')] = $this->output->tag_list($tags, '');
 197          $display .= $this->definition_list($dl);
 198  
 199          // Issuer details.
 200          $display .= $this->heading(get_string('issuerdetails', 'badges'), 3);
 201          $dl = array();
 202          $dl[get_string('issuername', 'badges')] = $badge->issuername;
 203          $dl[get_string('contact', 'badges')] = html_writer::tag('a', $badge->issuercontact, array('href' => 'mailto:' . $badge->issuercontact));
 204          $display .= $this->definition_list($dl);
 205  
 206          // Issuance details if any.
 207          $display .= $this->heading(get_string('issuancedetails', 'badges'), 3);
 208          if ($badge->can_expire()) {
 209              if ($badge->expiredate) {
 210                  $display .= get_string('expiredate', 'badges', userdate($badge->expiredate));
 211              } else if ($badge->expireperiod) {
 212                  if ($badge->expireperiod < 60) {
 213                      $display .= get_string('expireperiods', 'badges', round($badge->expireperiod, 2));
 214                  } else if ($badge->expireperiod < 60 * 60) {
 215                      $display .= get_string('expireperiodm', 'badges', round($badge->expireperiod / 60, 2));
 216                  } else if ($badge->expireperiod < 60 * 60 * 24) {
 217                      $display .= get_string('expireperiodh', 'badges', round($badge->expireperiod / 60 / 60, 2));
 218                  } else {
 219                      $display .= get_string('expireperiod', 'badges', round($badge->expireperiod / 60 / 60 / 24, 2));
 220                  }
 221              }
 222          } else {
 223              $display .= get_string('noexpiry', 'badges');
 224          }
 225  
 226          // Criteria details if any.
 227          $display .= $this->heading(get_string('bcriteria', 'badges'), 3);
 228          if ($badge->has_criteria()) {
 229              $display .= self::print_badge_criteria($badge);
 230          } else {
 231              $display .= get_string('nocriteria', 'badges');
 232              if (has_capability('moodle/badges:configurecriteria', $context)) {
 233                  $display .= $this->output->single_button(
 234                      new moodle_url('/badges/criteria.php', array('id' => $badge->id)),
 235                      get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge'));
 236              }
 237          }
 238  
 239          // Awards details if any.
 240          if (has_capability('moodle/badges:viewawarded', $context)) {
 241              $display .= $this->heading(get_string('awards', 'badges'), 3);
 242              if ($badge->has_awards()) {
 243                  $url = new moodle_url('/badges/recipients.php', array('id' => $badge->id));
 244                  $a = new stdClass();
 245                  $a->link = $url->out();
 246                  $a->count = count($badge->get_awards());
 247                  $display .= get_string('numawards', 'badges', $a);
 248              } else {
 249                  $display .= get_string('noawards', 'badges');
 250              }
 251  
 252              if (has_capability('moodle/badges:awardbadge', $context) &&
 253                  $badge->has_manual_award_criteria() &&
 254                  $badge->is_active()) {
 255                  $display .= $this->output->single_button(
 256                          new moodle_url('/badges/award.php', array('id' => $badge->id)),
 257                          get_string('award', 'badges'), 'POST', array('class' => 'activatebadge'));
 258              }
 259          }
 260  
 261          $display .= self::print_badge_endorsement($badge);
 262          $display .= self::print_badge_related($badge);
 263          $display .= self::print_badge_alignments($badge);
 264  
 265          return html_writer::div($display, null, array('id' => 'badge-overview'));
 266      }
 267  
 268      /**
 269       * Prints action icons for the badge.
 270       *
 271       * @deprecated sinde Moodle 4.3
 272       * @param \core_badges\badge $badge
 273       * @param \context $context
 274       * @return string
 275       */
 276      public function print_badge_table_actions($badge, $context) {
 277          debugging("print_badge_table_actions() is deprecated.", DEBUG_DEVELOPER);
 278          $actions = "";
 279  
 280          if (has_capability('moodle/badges:configuredetails', $context) && $badge->has_criteria()) {
 281              // Activate/deactivate badge.
 282              if ($badge->status == BADGE_STATUS_INACTIVE || $badge->status == BADGE_STATUS_INACTIVE_LOCKED) {
 283                  // "Activate" will go to another page and ask for confirmation.
 284                  $url = new moodle_url('/badges/action.php');
 285                  $url->param('id', $badge->id);
 286                  $url->param('activate', true);
 287                  $url->param('sesskey', sesskey());
 288                  $return = new moodle_url(qualified_me());
 289                  $url->param('return', $return->out_as_local_url(false));
 290                  $actions .= $this->output->action_icon($url, new pix_icon('t/show', get_string('activate', 'badges'))) . " ";
 291              } else {
 292                  $url = new moodle_url(qualified_me());
 293                  $url->param('lock', $badge->id);
 294                  $url->param('sesskey', sesskey());
 295                  $actions .= $this->output->action_icon($url, new pix_icon('t/hide', get_string('deactivate', 'badges'))) . " ";
 296              }
 297          }
 298  
 299          // Award badge manually.
 300          if ($badge->has_manual_award_criteria() &&
 301                  has_capability('moodle/badges:awardbadge', $context) &&
 302                  $badge->is_active()) {
 303              $url = new moodle_url('/badges/award.php', array('id' => $badge->id));
 304              $actions .= $this->output->action_icon($url, new pix_icon('t/award', get_string('award', 'badges'))) . " ";
 305          }
 306  
 307          // Edit badge.
 308          if (has_capability('moodle/badges:configuredetails', $context)) {
 309              $url = new moodle_url('/badges/edit.php', array('id' => $badge->id, 'action' => 'badge'));
 310              $actions .= $this->output->action_icon($url, new pix_icon('t/edit', get_string('edit'))) . " ";
 311          }
 312  
 313          // Duplicate badge.
 314          if (has_capability('moodle/badges:createbadge', $context)) {
 315              $url = new moodle_url('/badges/action.php', array('copy' => '1', 'id' => $badge->id, 'sesskey' => sesskey()));
 316              $actions .= $this->output->action_icon($url, new pix_icon('t/copy', get_string('copy'))) . " ";
 317          }
 318  
 319          // Delete badge.
 320          if (has_capability('moodle/badges:deletebadge', $context)) {
 321              $url = new moodle_url(qualified_me());
 322              $url->param('delete', $badge->id);
 323              $actions .= $this->output->action_icon($url, new pix_icon('t/delete', get_string('delete'))) . " ";
 324          }
 325  
 326          return $actions;
 327      }
 328  
 329      /**
 330       * Render an issued badge.
 331       *
 332       * @param \core_badges\output\issued_badge $ibadge
 333       * @return string
 334       */
 335      protected function render_issued_badge(\core_badges\output\issued_badge $ibadge) {
 336          $data = $ibadge->export_for_template($this);
 337          return parent::render_from_template('core_badges/issued_badge', $data);
 338      }
 339  
 340      /**
 341       * Render an issued badge.
 342       *
 343       * @param \core_badges\output\badgeclass $badge
 344       * @return string
 345       */
 346      protected function render_badgeclass(\core_badges\output\badgeclass $badge) {
 347          $data = $badge->export_for_template($this);
 348          return parent::render_from_template('core_badges/issued_badge', $data);
 349      }
 350  
 351      /**
 352       * Render an external badge.
 353       *
 354       * @param \core_badges\output\external_badge $ibadge
 355       * @return string
 356       */
 357      protected function render_external_badge(\core_badges\output\external_badge $ibadge) {
 358          $data = $ibadge->export_for_template($this);
 359          return parent::render_from_template('core_badges/issued_badge', $data);
 360      }
 361  
 362      /**
 363       * Render a collection of user badges.
 364       *
 365       * @param \core_badges\output\badge_user_collection $badges
 366       * @return string
 367       */
 368      protected function render_badge_user_collection(\core_badges\output\badge_user_collection $badges) {
 369          global $CFG, $USER, $SITE;
 370          $backpack = $badges->backpack;
 371          $mybackpack = new moodle_url('/badges/mybackpack.php');
 372  
 373          $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 374          $htmlpagingbar = $this->render($paging);
 375  
 376          // Set backpack connection string.
 377          $backpackconnect = '';
 378          if (!empty($CFG->badges_allowexternalbackpack) && is_null($backpack)) {
 379              $backpackconnect = $this->output->box(get_string('localconnectto', 'badges', $mybackpack->out()), 'noticebox');
 380          }
 381          // Search box.
 382          $searchform = $this->output->box($this->helper_search_form($badges->search), 'boxwidthwide boxaligncenter');
 383  
 384          // Download all button.
 385          $actionhtml = $this->output->single_button(
 386                      new moodle_url('/badges/mybadges.php', array('downloadall' => true, 'sesskey' => sesskey())),
 387                      get_string('downloadall'), 'POST', array('class' => 'activatebadge'));
 388          $downloadall = $this->output->box('', 'col-md-3');
 389          $downloadall .= $this->output->box($actionhtml, 'col-md-9');
 390          $downloadall = $this->output->box($downloadall, 'row ml-5');
 391  
 392          // Local badges.
 393          $localhtml = html_writer::start_tag('div', array('id' => 'issued-badge-table', 'class' => 'generalbox'));
 394          $sitename = format_string($SITE->fullname, true, array('context' => context_system::instance()));
 395          $heading = get_string('localbadges', 'badges', $sitename);
 396          $localhtml .= $this->output->heading_with_help($heading, 'localbadgesh', 'badges');
 397          if ($badges->badges) {
 398              $countmessage = $this->output->box(get_string('badgesearned', 'badges', $badges->totalcount));
 399  
 400              $htmllist = $this->print_badges_list($badges->badges, $USER->id);
 401              $localhtml .= $backpackconnect . $countmessage . $searchform;
 402              $localhtml .= $htmlpagingbar . $htmllist . $htmlpagingbar . $downloadall;
 403          } else {
 404              $localhtml .= $searchform . $this->output->notification(get_string('nobadges', 'badges'), 'info');
 405          }
 406          $localhtml .= html_writer::end_tag('div');
 407  
 408          // External badges.
 409          $externalhtml = "";
 410          if (!empty($CFG->badges_allowexternalbackpack)) {
 411              $externalhtml .= html_writer::start_tag('div', array('class' => 'generalbox'));
 412              $externalhtml .= $this->output->heading_with_help(get_string('externalbadges', 'badges'), 'externalbadges', 'badges');
 413              if (!is_null($backpack)) {
 414                  if ($backpack->totalcollections == 0) {
 415                      $externalhtml .= get_string('nobackpackcollectionssummary', 'badges', $backpack);
 416                  } else {
 417                      if ($backpack->totalbadges == 0) {
 418                          $externalhtml .= get_string('nobackpackbadgessummary', 'badges', $backpack);
 419                      } else {
 420                          $externalhtml .= get_string('backpackbadgessummary', 'badges', $backpack);
 421                          $externalhtml .= '<br/><br/>' . $this->print_badges_list($backpack->badges, $USER->id, true, true);
 422                      }
 423                  }
 424              } else {
 425                  $externalhtml .= get_string('externalconnectto', 'badges', $mybackpack->out());
 426              }
 427  
 428              $externalhtml .= html_writer::end_tag('div');
 429              $attr = ['class' => 'btn btn-secondary'];
 430              $label = get_string('backpackbadgessettings', 'badges');
 431              $backpacksettings = html_writer::link(new moodle_url('/badges/mybackpack.php'), $label, $attr);
 432              $actionshtml = $this->output->box('', 'col-md-3');
 433              $actionshtml .= $this->output->box($backpacksettings, 'col-md-9');
 434              $actionshtml = $this->output->box($actionshtml, 'row ml-5');
 435              $externalhtml .= $actionshtml;
 436          }
 437  
 438          return $localhtml . $externalhtml;
 439      }
 440  
 441      /**
 442       * Render a collection of badges.
 443       *
 444       * @param \core_badges\output\badge_collection $badges
 445       * @return string
 446       */
 447      protected function render_badge_collection(\core_badges\output\badge_collection $badges) {
 448          $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 449          $htmlpagingbar = $this->render($paging);
 450          $table = new html_table();
 451          $table->attributes['class'] = 'table table-bordered table-striped';
 452  
 453          $sortbyname = $this->helper_sortable_heading(get_string('name'),
 454                  'name', $badges->sort, $badges->dir);
 455          $sortbyawarded = $this->helper_sortable_heading(get_string('awardedtoyou', 'badges'),
 456                  'dateissued', $badges->sort, $badges->dir);
 457          $table->head = array(
 458                      get_string('badgeimage', 'badges'),
 459                      $sortbyname,
 460                      get_string('description', 'badges'),
 461                      get_string('bcriteria', 'badges'),
 462                      $sortbyawarded
 463                  );
 464          $table->colclasses = array('badgeimage', 'name', 'description', 'criteria', 'awards');
 465  
 466          foreach ($badges->badges as $badge) {
 467              $badgeimage = print_badge_image($badge, $this->page->context, 'large');
 468              $name = $badge->name;
 469              $description = $badge->description;
 470              $criteria = self::print_badge_criteria($badge);
 471              if ($badge->dateissued) {
 472                  $icon = new pix_icon('i/valid',
 473                              get_string('dateearned', 'badges',
 474                                  userdate($badge->dateissued, get_string('strftimedatefullshort', 'core_langconfig'))));
 475                  $badgeurl = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash));
 476                  $awarded = $this->output->action_icon($badgeurl, $icon, null, null, true);
 477              } else {
 478                  $awarded = "";
 479              }
 480              $row = array($badgeimage, $name, $description, $criteria, $awarded);
 481              $table->data[] = $row;
 482          }
 483  
 484          $htmltable = html_writer::table($table);
 485  
 486          return $htmlpagingbar . $htmltable . $htmlpagingbar;
 487      }
 488  
 489      /**
 490       * Render a table of badges.
 491       *
 492       * @deprecated since Moodle 4.3
 493       * @param \core_badges\output\badge_management $badges
 494       * @return string
 495       */
 496      protected function render_badge_management(\core_badges\output\badge_management $badges) {
 497          debugging("render_badge_management() is deprecated.", DEBUG_DEVELOPER);
 498          $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 499  
 500          // New badge button.
 501          $htmlnew = '';
 502          $htmlpagingbar = $this->render($paging);
 503          $table = new html_table();
 504          $table->attributes['class'] = 'table table-bordered table-striped';
 505  
 506          $sortbyname = $this->helper_sortable_heading(get_string('name'),
 507                  'name', $badges->sort, $badges->dir);
 508          $sortbystatus = $this->helper_sortable_heading(get_string('status', 'badges'),
 509                  'status', $badges->sort, $badges->dir);
 510          $table->head = array(
 511                  $sortbyname,
 512                  $sortbystatus,
 513                  get_string('bcriteria', 'badges'),
 514                  get_string('awards', 'badges'),
 515                  get_string('actions')
 516              );
 517          $table->colclasses = array('name', 'status', 'criteria', 'awards', 'actions');
 518  
 519          foreach ($badges->badges as $b) {
 520              $style = !$b->is_active() ? array('class' => 'dimmed') : array();
 521              $forlink =  print_badge_image($b, $this->page->context) . ' ' .
 522                          html_writer::start_tag('span') . $b->name . html_writer::end_tag('span');
 523              $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $b->id)), $forlink, $style);
 524              $status = $b->statstring;
 525              $criteria = self::print_badge_criteria($b, 'short');
 526  
 527              if (has_capability('moodle/badges:viewawarded', $this->page->context)) {
 528                  $awards = html_writer::link(new moodle_url('/badges/recipients.php', array('id' => $b->id)), $b->awards);
 529              } else {
 530                  $awards = $b->awards;
 531              }
 532  
 533              $actions = self::print_badge_table_actions($b, $this->page->context);
 534  
 535              $row = array($name, $status, $criteria, $awards, $actions);
 536              $table->data[] = $row;
 537          }
 538          $htmltable = html_writer::table($table);
 539  
 540          return $htmlnew . $htmlpagingbar . $htmltable . $htmlpagingbar;
 541      }
 542  
 543      /**
 544       * Prints tabs for badge editing.
 545       *
 546       * @deprecated since Moodle 4.0
 547       * @todo MDL-73426 Final deprecation.
 548       * @param integer $badgeid The badgeid to edit.
 549       * @param context $context The current context.
 550       * @param string $current The currently selected tab.
 551       * @return string
 552       */
 553      public function print_badge_tabs($badgeid, $context, $current = 'overview') {
 554          global $DB;
 555          debugging("print_badge_tabs() is deprecated. " .
 556              "This is replaced with the manage_badge_action_bar tertiary navigation.", DEBUG_DEVELOPER);
 557  
 558          $badge = new badge($badgeid);
 559          $row = array();
 560  
 561          $row[] = new tabobject('overview',
 562                      new moodle_url('/badges/overview.php', array('id' => $badgeid)),
 563                      get_string('boverview', 'badges')
 564                  );
 565  
 566          if (has_capability('moodle/badges:configuredetails', $context)) {
 567              $row[] = new tabobject('badge',
 568                          new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'badge')),
 569                          get_string('bdetails', 'badges')
 570                      );
 571          }
 572  
 573          if (has_capability('moodle/badges:configurecriteria', $context)) {
 574              $row[] = new tabobject('criteria',
 575                          new moodle_url('/badges/criteria.php', array('id' => $badgeid)),
 576                          get_string('bcriteria', 'badges')
 577                      );
 578          }
 579  
 580          if (has_capability('moodle/badges:configuremessages', $context)) {
 581              $row[] = new tabobject('message',
 582                          new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'message')),
 583                          get_string('bmessage', 'badges')
 584                      );
 585          }
 586  
 587          if (has_capability('moodle/badges:viewawarded', $context)) {
 588              $awarded = $DB->count_records_sql('SELECT COUNT(b.userid)
 589                                                 FROM {badge_issued} b INNER JOIN {user} u ON b.userid = u.id
 590                                                 WHERE b.badgeid = :badgeid AND u.deleted = 0', array('badgeid' => $badgeid));
 591              $row[] = new tabobject('awards',
 592                          new moodle_url('/badges/recipients.php', array('id' => $badgeid)),
 593                          get_string('bawards', 'badges', $awarded)
 594                      );
 595          }
 596  
 597          if (has_capability('moodle/badges:configuredetails', $context)) {
 598              $row[] = new tabobject('bendorsement',
 599                  new moodle_url('/badges/endorsement.php', array('id' => $badgeid)),
 600                  get_string('bendorsement', 'badges')
 601              );
 602          }
 603  
 604          if (has_capability('moodle/badges:configuredetails', $context)) {
 605              $sql = "SELECT COUNT(br.badgeid)
 606                        FROM {badge_related} br
 607                       WHERE (br.badgeid = :badgeid OR br.relatedbadgeid = :badgeid2)";
 608              $related = $DB->count_records_sql($sql, ['badgeid' => $badgeid, 'badgeid2' => $badgeid]);
 609              $row[] = new tabobject('brelated',
 610                  new moodle_url('/badges/related.php', array('id' => $badgeid)),
 611                  get_string('brelated', 'badges', $related)
 612              );
 613          }
 614  
 615          if (has_capability('moodle/badges:configuredetails', $context)) {
 616              $alignments = $DB->count_records_sql("SELECT COUNT(bc.id)
 617                        FROM {badge_alignment} bc WHERE bc.badgeid = :badgeid", array('badgeid' => $badgeid));
 618              $row[] = new tabobject('alignment',
 619                  new moodle_url('/badges/alignment.php', array('id' => $badgeid)),
 620                  get_string('balignment', 'badges', $alignments)
 621              );
 622          }
 623  
 624          echo $this->tabtree($row, $current);
 625      }
 626  
 627      /**
 628       * Prints badge status box.
 629       *
 630       * @param badge $badge
 631       * @return Either the status box html as a string or null
 632       */
 633      public function print_badge_status_box(badge $badge) {
 634          if (has_capability('moodle/badges:configurecriteria', $badge->get_context())) {
 635  
 636              if (!$badge->has_criteria()) {
 637                  $criteriaurl = new moodle_url('/badges/criteria.php', array('id' => $badge->id));
 638                  $status = get_string('nocriteria', 'badges');
 639                  if ($this->page->url != $criteriaurl) {
 640                      $action = $this->output->single_button(
 641                          $criteriaurl,
 642                          get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge'));
 643                  } else {
 644                      $action = '';
 645                  }
 646  
 647                  $message = $status . $action;
 648              } else {
 649                  $status = get_string('statusmessage_' . $badge->status, 'badges');
 650                  if ($badge->is_active()) {
 651                      $action = $this->output->single_button(new moodle_url('/badges/action.php',
 652                                  array('id' => $badge->id, 'lock' => 1, 'sesskey' => sesskey(),
 653                                        'return' => $this->page->url->out_as_local_url(false))),
 654                              get_string('deactivate', 'badges'), 'POST', array('class' => 'activatebadge'));
 655                  } else {
 656                      $action = $this->output->single_button(new moodle_url('/badges/action.php',
 657                                  array('id' => $badge->id, 'activate' => 1, 'sesskey' => sesskey(),
 658                                        'return' => $this->page->url->out_as_local_url(false))),
 659                              get_string('activate', 'badges'), 'POST', array('class' => 'activatebadge'));
 660                  }
 661  
 662                  $message = $status . $this->output->help_icon('status', 'badges') . $action;
 663  
 664              }
 665  
 666              $style = $badge->is_active() ? 'generalbox statusbox active' : 'generalbox statusbox inactive';
 667              return $this->output->box($message, $style);
 668          }
 669  
 670          return null;
 671      }
 672  
 673      /**
 674       * Returns information about badge criteria in a list form.
 675       *
 676       * @param badge $badge Badge objects
 677       * @param string $short Indicates whether to print full info about this badge
 678       * @return string $output HTML string to output
 679       */
 680      public function print_badge_criteria(badge $badge, $short = '') {
 681          $agg = $badge->get_aggregation_methods();
 682          if (empty($badge->criteria)) {
 683              return get_string('nocriteria', 'badges');
 684          }
 685  
 686          $overalldescr = '';
 687          $overall = $badge->criteria[BADGE_CRITERIA_TYPE_OVERALL];
 688          if (!$short && !empty($overall->description)) {
 689              $overalldescr = $this->output->box(
 690                  format_text($overall->description, $overall->descriptionformat, array('context' => $badge->get_context())),
 691                  'criteria-description'
 692                  );
 693          }
 694  
 695          // Get the condition string.
 696          $condition = '';
 697          if (count($badge->criteria) != 2) {
 698              $condition = get_string('criteria_descr_' . $short . BADGE_CRITERIA_TYPE_OVERALL, 'badges',
 699                                        core_text::strtoupper($agg[$badge->get_aggregation_method()]));
 700          }
 701  
 702          unset($badge->criteria[BADGE_CRITERIA_TYPE_OVERALL]);
 703  
 704          $items = array();
 705          // If only one criterion left, make sure its description goe to the top.
 706          if (count($badge->criteria) == 1) {
 707              $c = reset($badge->criteria);
 708              if (!$short && !empty($c->description)) {
 709                  $overalldescr = $this->output->box(
 710                      format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())),
 711                      'criteria-description'
 712                      );
 713              }
 714              if (count($c->params) == 1) {
 715                  $items[] = get_string('criteria_descr_single_' . $short . $c->criteriatype , 'badges') .
 716                             $c->get_details($short);
 717              } else {
 718                  $items[] = get_string('criteria_descr_' . $short . $c->criteriatype, 'badges',
 719                          core_text::strtoupper($agg[$badge->get_aggregation_method($c->criteriatype)])) .
 720                          $c->get_details($short);
 721              }
 722          } else {
 723              foreach ($badge->criteria as $type => $c) {
 724                  $criteriadescr = '';
 725                  if (!$short && !empty($c->description)) {
 726                      $criteriadescr = $this->output->box(
 727                          format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())),
 728                          'criteria-description'
 729                          );
 730                  }
 731                  if (count($c->params) == 1) {
 732                      $items[] = get_string('criteria_descr_single_' . $short . $type , 'badges') .
 733                                 $c->get_details($short) . $criteriadescr;
 734                  } else {
 735                      $items[] = get_string('criteria_descr_' . $short . $type , 'badges',
 736                              core_text::strtoupper($agg[$badge->get_aggregation_method($type)])) .
 737                              $c->get_details($short) .
 738                              $criteriadescr;
 739                  }
 740              }
 741          }
 742  
 743          return $overalldescr . $condition . html_writer::alist($items, array(), 'ul');;
 744      }
 745  
 746      /**
 747       * Prints criteria actions for badge editing.
 748       *
 749       * @param badge $badge
 750       * @return string
 751       */
 752      public function print_criteria_actions(badge $badge) {
 753          $output = '';
 754          if (!$badge->is_active() && !$badge->is_locked()) {
 755              $accepted = $badge->get_accepted_criteria();
 756              $potential = array_diff($accepted, array_keys($badge->criteria));
 757  
 758              if (!empty($potential)) {
 759                  foreach ($potential as $p) {
 760                      if ($p != 0) {
 761                          $select[$p] = get_string('criteria_' . $p, 'badges');
 762                      }
 763                  }
 764                  $output .= $this->output->single_select(
 765                      new moodle_url('/badges/criteria_settings.php', array('badgeid' => $badge->id, 'add' => true)),
 766                      'type',
 767                      $select,
 768                      '',
 769                      array('' => 'choosedots'),
 770                      null,
 771                      array('label' => get_string('addbadgecriteria', 'badges'))
 772                  );
 773              } else {
 774                  $output .= $this->output->box(get_string('nothingtoadd', 'badges'), 'clearfix');
 775              }
 776          }
 777  
 778          return $output;
 779      }
 780  
 781      /**
 782       * Renders a table with users who have earned the badge.
 783       * Based on stamps collection plugin.
 784       *
 785       * @param \core_badges\output\badge_recipients $recipients
 786       * @return string
 787       */
 788      protected function render_badge_recipients(\core_badges\output\badge_recipients $recipients) {
 789          $paging = new paging_bar($recipients->totalcount, $recipients->page, $recipients->perpage, $this->page->url, 'page');
 790          $htmlpagingbar = $this->render($paging);
 791          $table = new html_table();
 792          $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
 793  
 794          $sortbyfirstname = $this->helper_sortable_heading(get_string('firstname'),
 795                  'firstname', $recipients->sort, $recipients->dir);
 796          $sortbylastname = $this->helper_sortable_heading(get_string('lastname'),
 797                  'lastname', $recipients->sort, $recipients->dir);
 798          if ($this->helper_fullname_format() == 'lf') {
 799              $sortbyname = $sortbylastname . ' / ' . $sortbyfirstname;
 800          } else {
 801              $sortbyname = $sortbyfirstname . ' / ' . $sortbylastname;
 802          }
 803  
 804          $sortbydate = $this->helper_sortable_heading(get_string('dateawarded', 'badges'),
 805                  'dateissued', $recipients->sort, $recipients->dir);
 806  
 807          $table->head = array($sortbyname, $sortbydate, '');
 808  
 809          foreach ($recipients->userids as $holder) {
 810              $fullname = fullname($holder);
 811              $fullname = html_writer::link(
 812                              new moodle_url('/user/profile.php', array('id' => $holder->userid)),
 813                              $fullname
 814                          );
 815              $awarded  = userdate($holder->dateissued);
 816              $badgeurl = html_writer::link(
 817                              new moodle_url('/badges/badge.php', array('hash' => $holder->uniquehash)),
 818                              get_string('viewbadge', 'badges')
 819                          );
 820  
 821              $row = array($fullname, $awarded, $badgeurl);
 822              $table->data[] = $row;
 823          }
 824  
 825          $htmltable = html_writer::table($table);
 826  
 827          return $htmlpagingbar . $htmltable . $htmlpagingbar;
 828      }
 829  
 830      ////////////////////////////////////////////////////////////////////////////
 831      // Helper methods
 832      // Reused from stamps collection plugin
 833      ////////////////////////////////////////////////////////////////////////////
 834  
 835      /**
 836       * Renders a text with icons to sort by the given column
 837       *
 838       * This is intended for table headings.
 839       *
 840       * @param string $text    The heading text
 841       * @param string $sortid  The column id used for sorting
 842       * @param string $sortby  Currently sorted by (column id)
 843       * @param string $sorthow Currently sorted how (ASC|DESC)
 844       *
 845       * @return string
 846       */
 847      protected function helper_sortable_heading($text, $sortid = null, $sortby = null, $sorthow = null) {
 848          $out = html_writer::tag('span', $text, array('class' => 'text'));
 849  
 850          if (!is_null($sortid)) {
 851              if ($sortby !== $sortid || $sorthow !== 'ASC') {
 852                  $url = new moodle_url($this->page->url);
 853                  $url->params(array('sort' => $sortid, 'dir' => 'ASC'));
 854                  $out .= $this->output->action_icon($url,
 855                          new pix_icon('t/sort_asc', get_string('sortbyx', 'core', s($text)), null, array('class' => 'iconsort')));
 856              }
 857              if ($sortby !== $sortid || $sorthow !== 'DESC') {
 858                  $url = new moodle_url($this->page->url);
 859                  $url->params(array('sort' => $sortid, 'dir' => 'DESC'));
 860                  $out .= $this->output->action_icon($url,
 861                          new pix_icon('t/sort_desc', get_string('sortbyxreverse', 'core', s($text)), null, array('class' => 'iconsort')));
 862              }
 863          }
 864          return $out;
 865      }
 866      /**
 867       * Tries to guess the fullname format set at the site
 868       *
 869       * @return string fl|lf
 870       */
 871      protected function helper_fullname_format() {
 872          $fake = new stdClass();
 873          $fake->lastname = 'LLLL';
 874          $fake->firstname = 'FFFF';
 875          $fullname = get_string('fullnamedisplay', '', $fake);
 876          if (strpos($fullname, 'LLLL') < strpos($fullname, 'FFFF')) {
 877              return 'lf';
 878          } else {
 879              return 'fl';
 880          }
 881      }
 882      /**
 883       * Renders a search form
 884       *
 885       * @param string $search Search string
 886       * @return string HTML
 887       */
 888      protected function helper_search_form($search) {
 889          global $CFG;
 890          require_once($CFG->libdir . '/formslib.php');
 891  
 892          $mform = new MoodleQuickForm('searchform', 'POST', $this->page->url);
 893  
 894          $mform->addElement('hidden', 'sesskey', sesskey());
 895  
 896          $el[] = $mform->createElement('text', 'search', get_string('search'), array('size' => 20));
 897          $mform->setDefault('search', $search);
 898          $el[] = $mform->createElement('submit', 'submitsearch', get_string('search'));
 899          $el[] = $mform->createElement('submit', 'clearsearch', get_string('clear'));
 900          $mform->addGroup($el, 'searchgroup', get_string('searchname', 'badges'), ' ', false);
 901  
 902          ob_start();
 903          $mform->display();
 904          $out = ob_get_clean();
 905  
 906          return $out;
 907      }
 908  
 909      /**
 910       * Renders a definition list
 911       *
 912       * @param array $items the list of items to define
 913       * @param array
 914       */
 915      protected function definition_list(array $items, array $attributes = array()) {
 916          $output = html_writer::start_tag('dl', $attributes);
 917          foreach ($items as $label => $value) {
 918              $output .= html_writer::tag('dt', $label);
 919              $output .= html_writer::tag('dd', $value);
 920          }
 921          $output .= html_writer::end_tag('dl');
 922          return $output;
 923      }
 924  
 925      /**
 926       * Outputs list en badges.
 927       *
 928       * @param badge $badge Badge object.
 929       * @return string $output content endorsement to output.
 930       */
 931      protected function print_badge_endorsement(badge $badge) {
 932          $output = '';
 933          $endorsement = $badge->get_endorsement();
 934          $dl = array();
 935          $output .= $this->heading(get_string('endorsement', 'badges'), 3);
 936          if (!empty($endorsement)) {
 937              $dl[get_string('issuername', 'badges')] = $endorsement->issuername;
 938              $dl[get_string('issueremail', 'badges')] =
 939                  html_writer::tag('a', $endorsement->issueremail, array('href' => 'mailto:' . $endorsement->issueremail));
 940              $dl[get_string('issuerurl', 'badges')] = html_writer::link($endorsement->issuerurl, $endorsement->issuerurl,
 941                  array('target' => '_blank'));
 942              $dl[get_string('dateawarded', 'badges')] = userdate($endorsement->dateissued);
 943              $dl[get_string('claimid', 'badges')] = html_writer::link($endorsement->claimid, $endorsement->claimid,
 944              array('target' => '_blank'));
 945              $dl[get_string('claimcomment', 'badges')] = $endorsement->claimcomment;
 946              $output .= $this->definition_list($dl);
 947          } else {
 948              $output .= get_string('noendorsement', 'badges');
 949          }
 950          return $output;
 951      }
 952  
 953      /**
 954       * Print list badges related.
 955       *
 956       * @param badge $badge Badge objects.
 957       * @return string $output List related badges to output.
 958       */
 959      protected function print_badge_related(badge $badge) {
 960          $output = '';
 961          $relatedbadges = $badge->get_related_badges();
 962          $output .= $this->heading(get_string('relatedbages', 'badges'), 3);
 963          if (!empty($relatedbadges)) {
 964              $items = array();
 965              foreach ($relatedbadges as $related) {
 966                  $relatedurl = new moodle_url('/badges/overview.php', array('id' => $related->id));
 967                  $items[] = html_writer::link($relatedurl->out(), $related->name, array('target' => '_blank'));
 968              }
 969              $output .= html_writer::alist($items, array(), 'ul');
 970          } else {
 971              $output .= get_string('norelated', 'badges');
 972          }
 973          return $output;
 974      }
 975  
 976      /**
 977       * Print list badge alignments.
 978       *
 979       * @param badge $badge Badge objects.
 980       * @return string $output List alignments to output.
 981       */
 982      protected function print_badge_alignments(badge $badge) {
 983          $output = '';
 984          $output .= $this->heading(get_string('alignment', 'badges'), 3);
 985          $alignments = $badge->get_alignments();
 986          if (!empty($alignments)) {
 987              $items = array();
 988              foreach ($alignments as $alignment) {
 989                  $urlaligment = new moodle_url('alignment.php',
 990                      array('id' => $badge->id, 'alignmentid' => $alignment->id)
 991                  );
 992                  $items[] = html_writer::link($urlaligment, $alignment->targetname, array('target' => '_blank'));
 993              }
 994              $output .= html_writer::alist($items, array(), 'ul');
 995          } else {
 996              $output .= get_string('noalignment', 'badges');
 997          }
 998          return $output;
 999      }
1000  
1001      /**
1002       * Renders a table for related badges.
1003       *
1004       * @param \core_badges\output\badge_related $related list related badges.
1005       * @return string list related badges to output.
1006       */
1007      protected function render_badge_related(\core_badges\output\badge_related $related) {
1008          $currentbadge = new badge($related->currentbadgeid);
1009          $languages = get_string_manager()->get_list_of_languages();
1010          $paging = new paging_bar($related->totalcount, $related->page, $related->perpage, $this->page->url, 'page');
1011          $htmlpagingbar = $this->render($paging);
1012          $table = new html_table();
1013          $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
1014          $table->head = array(
1015              get_string('name'),
1016              get_string('version', 'badges'),
1017              get_string('language', 'badges'),
1018              get_string('type', 'badges')
1019          );
1020          if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1021              array_push($table->head, '');
1022          }
1023  
1024          foreach ($related->badges as $badge) {
1025              $badgeobject = new badge($badge->id);
1026              $style = array('title' => $badgeobject->name);
1027              if (!$badgeobject->is_active()) {
1028                  $style['class'] = 'dimmed';
1029              }
1030              $context = ($badgeobject->type == BADGE_TYPE_SITE) ?
1031                  context_system::instance() : context_course::instance($badgeobject->courseid);
1032              $forlink = print_badge_image($badgeobject, $context) . ' ' .
1033                  html_writer::start_tag('span') . $badgeobject->name . html_writer::end_tag('span');
1034              $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $badgeobject->id)), $forlink, $style);
1035  
1036              $row = array(
1037                  $name,
1038                  $badge->version,
1039                  $badge->language ? $languages[$badge->language] : '',
1040                  $badge->type == BADGE_TYPE_COURSE ? get_string('badgesview', 'badges') : get_string('sitebadges', 'badges')
1041              );
1042              if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1043                  $action = $this->output->action_icon(
1044                      new moodle_url('/badges/related_action.php', [
1045                          'badgeid' => $related->currentbadgeid,
1046                          'relatedid' => $badge->id,
1047                          'sesskey' => sesskey(),
1048                          'action' => 'remove'
1049                      ]),
1050                      new pix_icon('t/delete', get_string('delete')));
1051                  $actions = html_writer::tag('div', $action, array('class' => 'badge-actions'));
1052                  array_push($row, $actions);
1053              }
1054              $table->data[] = $row;
1055          }
1056          $htmltable = html_writer::table($table);
1057  
1058          return $htmlpagingbar . $htmltable . $htmlpagingbar;
1059      }
1060  
1061      /**
1062       * Renders a table with alignment.
1063       *
1064       * @param core_badges\output\badge_alignments $alignments List alignments.
1065       * @return string List alignment to output.
1066       */
1067      protected function render_badge_alignments(\core_badges\output\badge_alignments $alignments) {
1068          $currentbadge = new badge($alignments->currentbadgeid);
1069          $paging = new paging_bar($alignments->totalcount, $alignments->page, $alignments->perpage, $this->page->url, 'page');
1070          $htmlpagingbar = $this->render($paging);
1071          $table = new html_table();
1072          $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
1073          $table->head = array('Name', 'URL', '');
1074  
1075          foreach ($alignments->alignments as $item) {
1076              $urlaligment = new moodle_url('alignment.php',
1077                  array(
1078                      'id' => $currentbadge->id,
1079                      'alignmentid' => $item->id,
1080                  )
1081              );
1082              $row = array(
1083                  html_writer::link($urlaligment, $item->targetname),
1084                  html_writer::link($item->targeturl, $item->targeturl, array('target' => '_blank'))
1085              );
1086              if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1087                  $delete = $this->output->action_icon(
1088                      new moodle_url('/badges/alignment_action.php', [
1089                          'id' => $currentbadge->id,
1090                          'alignmentid' => $item->id,
1091                          'sesskey' => sesskey(),
1092                          'action' => 'remove'
1093                      ]),
1094                      new pix_icon('t/delete', get_string('delete'))
1095                  );
1096                  $edit = $this->output->action_icon(
1097                      new moodle_url('alignment.php',
1098                          array(
1099                              'id' => $currentbadge->id,
1100                              'alignmentid' => $item->id,
1101                              'action' => 'edit'
1102                          )
1103                      ), new pix_icon('t/edit', get_string('edit')));
1104                  $actions = html_writer::tag('div', $edit . $delete, array('class' => 'badge-actions'));
1105                  array_push($row, $actions);
1106              }
1107              $table->data[] = $row;
1108          }
1109          $htmltable = html_writer::table($table);
1110  
1111          return $htmlpagingbar . $htmltable . $htmlpagingbar;
1112      }
1113  
1114      /**
1115       * Defer to template.
1116       *
1117       * @param \core_badges\output\external_backpacks_page $page
1118       * @return bool|string
1119       */
1120      public function render_external_backpacks_page(\core_badges\output\external_backpacks_page $page) {
1121          $data = $page->export_for_template($this);
1122          return parent::render_from_template('core_badges/external_backpacks_page', $data);
1123      }
1124  
1125      /**
1126       * Get the result of a backpack validation with its settings. It returns:
1127       * - A informative message if the backpack version is different from OBv2.
1128       * - A warning with the error if it's not possible to connect to this backpack.
1129       * - A successful message if the connection has worked.
1130       *
1131       * @param  int    $backpackid The backpack identifier.
1132       * @return string A message with the validation result.
1133       */
1134      public function render_test_backpack_result(int $backpackid): string {
1135          // Get the backpack.
1136          $backpack = badges_get_site_backpack($backpackid);
1137  
1138          // Add the header to the result.
1139          $result = $this->heading(get_string('testbackpack', 'badges', $backpack->backpackweburl));
1140  
1141          if ($backpack->apiversion != OPEN_BADGES_V2) {
1142              // Only OBv2 supports this validation.
1143              $result .= get_string('backpackconnectionnottested', 'badges');
1144          } else {
1145              $message = badges_verify_backpack($backpackid);
1146              if (empty($message)) {
1147                  $result .= get_string('backpackconnectionok', 'badges');
1148              } else {
1149                  $result .= $message;
1150              }
1151          }
1152  
1153          return $result;
1154      }
1155  
1156      /**
1157       * Render the tertiary navigation for the page.
1158       *
1159       * @param \core_badges\output\base_action_bar $actionbar
1160       * @return bool|string
1161       */
1162      public function render_tertiary_navigation(\core_badges\output\base_action_bar $actionbar) {
1163          return $this->render_from_template($actionbar->get_template(), $actionbar->export_for_template($this));
1164      }
1165  }