badges/renderer.php

   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 require_once($CFG->libdir . '/badgeslib.php');
  28 require_once($CFG->libdir . '/tablelib.php');
  29
  30 /**
  31  * Standard HTML output renderer for badges
  32  */
  33 class core_badges_renderer extends plugin_renderer_base {
  34
  35     // Outputs badges list.
  36     public function print_badges_list($badges, $userid, $profile = false, $external = false) {
  37         global $USER, $CFG;
  38         foreach ($badges as $badge) {
  39             if (!$external) {
  40                 $context = ($badge->type == BADGE_TYPE_SITE) ? context_system::instance() : context_course::instance($badge->courseid);
  41                 $bname = $badge->name;
  42                 $imageurl = moodle_url::make_pluginfile_url($context->id, 'badges', 'badgeimage', $badge->id, '/', 'f3', false);
  43             } else {
  44                 $bname = '';
  45                 $imageurl = '';
  46                 if (!empty($badge->name)) {
  47                     $bname = s($badge->name);
  48                 }
  49                 if (!empty($badge->image)) {
  50                     $imageurl = $badge->image;
  51                 }
  52                 if (isset($badge->assertion->badge->name)) {
  53                     $bname = s($badge->assertion->badge->name);
  54                 }
  55                 if (isset($badge->imageUrl)) {
  56                     $imageurl = $badge->imageUrl;
  57                 }
  58             }
  59
  60             $name = html_writer::tag('span', $bname, array('class' => 'badge-name'));
  61
  62             $image = html_writer::empty_tag('img', ['src' => $imageurl, 'class' => 'badge-image', 'alt' => $badge->imagecaption]);
  63             if (!empty($badge->dateexpire) && $badge->dateexpire < time()) {
  64                 $image .= $this->output->pix_icon('i/expired',
  65                         get_string('expireddate', 'badges', userdate($badge->dateexpire)),
  66                         'moodle',
  67                         array('class' => 'expireimage'));
  68                 $name .= '(' . get_string('expired', 'badges') . ')';
  69             }
  70
  71             $download = $status = $push = '';
  72             if (($userid == $USER->id) && !$profile) {
  73                 $params = array(
  74                     'download' => $badge->id,
  75                     'hash' => $badge->uniquehash,
  76                     'sesskey' => sesskey()
  77                 );
  78                 $url = new moodle_url(
  79                     'mybadges.php',
  80                     $params
  81                 );
  82                 $notexpiredbadge = (empty($badge->dateexpire) || $badge->dateexpire > time());
  83                 $userbackpack = badges_get_user_backpack();
  84                 if (!empty($CFG->badges_allowexternalbackpack) && $notexpiredbadge && $userbackpack) {
  85                     $assertion = new moodle_url('/badges/assertion.php', array('b' => $badge->uniquehash));
  86                     $icon = new pix_icon('t/backpack', get_string('addtobackpack', 'badges'));
  87                     if (badges_open_badges_backpack_api($userbackpack->id) == OPEN_BADGES_V2) {
  88                         $addurl = new moodle_url('/badges/backpack-add.php', array('hash' => $badge->uniquehash));
  89                         $push = $this->output->action_icon($addurl, $icon);
  90                     } else if (badges_open_badges_backpack_api($userbackpack->id) == OPEN_BADGES_V2P1) {
  91                         $addurl = new moodle_url('/badges/backpack-export.php', array('hash' => $badge->uniquehash));
  92                         $push = $this->output->action_icon($addurl, $icon);
  93                     }
  94                 }
  95
  96                 $download = $this->output->action_icon($url, new pix_icon('t/download', get_string('download')));
  97                 if ($badge->visible) {
  98                     $url = new moodle_url('mybadges.php', array('hide' => $badge->issuedid, 'sesskey' => sesskey()));
  99                     $status = $this->output->action_icon($url, new pix_icon('t/hide', get_string('makeprivate', 'badges')));
 100                 } else {
 101                     $url = new moodle_url('mybadges.php', array('show' => $badge->issuedid, 'sesskey' => sesskey()));
 102                     $status = $this->output->action_icon($url, new pix_icon('t/show', get_string('makepublic', 'badges')));
 103                 }
 104             }
 105
 106             if (!$profile) {
 107                 $url = new moodle_url('badge.php', array('hash' => $badge->uniquehash));
 108             } else {
 109                 if (!$external) {
 110                     $url = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash));
 111                 } else {
 112                     $hash = hash('md5', $badge->hostedUrl);
 113                     $url = new moodle_url('/badges/external.php', array('hash' => $hash, 'user' => $userid));
 114                 }
 115             }
 116             $actions = html_writer::tag('div', $push . $download . $status, array('class' => 'badge-actions'));
 117             $items[] = html_writer::link($url, $image . $actions . $name, array('title' => $bname));
 118         }
 119
 120         return html_writer::alist($items, array('class' => 'badges'));
 121     }
 122
 123     // Recipients selection form.
 124     public function recipients_selection_form(user_selector_base $existinguc, user_selector_base $potentialuc) {
 125         $output = '';
 126         $formattributes = array();
 127         $formattributes['id'] = 'recipientform';
 128         $formattributes['action'] = $this->page->url;
 129         $formattributes['method'] = 'post';
 130         $output .= html_writer::start_tag('form', $formattributes);
 131         $output .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey()));
 132
 133         $existingcell = new html_table_cell();
 134         $existingcell->text = $existinguc->display(true);
 135         $existingcell->attributes['class'] = 'existing';
 136         $actioncell = new html_table_cell();
 137         $actioncell->text  = html_writer::start_tag('div', array());
 138         $actioncell->text .= html_writer::empty_tag('input', array(
 139                     'type' => 'submit',
 140                     'name' => 'award',
 141                     'value' => $this->output->larrow() . ' ' . get_string('award', 'badges'),
 142                     'class' => 'actionbutton btn btn-secondary')
 143                 );
 144         $actioncell->text .= html_writer::empty_tag('input', array(
 145                     'type' => 'submit',
 146                     'name' => 'revoke',
 147                     'value' => get_string('revoke', 'badges') . ' ' . $this->output->rarrow(),
 148                     'class' => 'actionbutton btn btn-secondary')
 149                 );
 150         $actioncell->text .= html_writer::end_tag('div', array());
 151         $actioncell->attributes['class'] = 'actions';
 152         $potentialcell = new html_table_cell();
 153         $potentialcell->text = $potentialuc->display(true);
 154         $potentialcell->attributes['class'] = 'potential';
 155
 156         $table = new html_table();
 157         $table->attributes['class'] = 'recipienttable boxaligncenter';
 158         $table->data = array(new html_table_row(array($existingcell, $actioncell, $potentialcell)));
 159         $output .= html_writer::table($table);
 160
 161         $output .= html_writer::end_tag('form');
 162         return $output;
 163     }
 164
 165     // Prints a badge overview infomation.
 166     public function print_badge_overview($badge, $context) {
 167         $display = "";
 168         $languages = get_string_manager()->get_list_of_languages();
 169
 170         // Badge details.
 171         $display .= $this->heading(get_string('badgedetails', 'badges'), 3);
 172         $dl = array();
 173         $dl[get_string('name')] = $badge->name;
 174         $dl[get_string('version', 'badges')] = $badge->version;
 175         $dl[get_string('language')] = $languages[$badge->language];
 176         $dl[get_string('description', 'badges')] = $badge->description;
 177         $dl[get_string('createdon', 'search')] = userdate($badge->timecreated);
 178         $dl[get_string('badgeimage', 'badges')] = print_badge_image($badge, $context, 'large');
 179         $dl[get_string('imageauthorname', 'badges')] = $badge->imageauthorname;
 180         $dl[get_string('imageauthoremail', 'badges')] =
 181             html_writer::tag('a', $badge->imageauthoremail, array('href' => 'mailto:' . $badge->imageauthoremail));
 182         $dl[get_string('imageauthorurl', 'badges')] =
 183             html_writer::link($badge->imageauthorurl, $badge->imageauthorurl, array('target' => '_blank'));
 184         $dl[get_string('imagecaption', 'badges')] = $badge->imagecaption;
 185         $display .= $this->definition_list($dl);
 186
 187         // Issuer details.
 188         $display .= $this->heading(get_string('issuerdetails', 'badges'), 3);
 189         $dl = array();
 190         $dl[get_string('issuername', 'badges')] = $badge->issuername;
 191         $dl[get_string('contact', 'badges')] = html_writer::tag('a', $badge->issuercontact, array('href' => 'mailto:' . $badge->issuercontact));
 192         $display .= $this->definition_list($dl);
 193
 194         // Issuance details if any.
 195         $display .= $this->heading(get_string('issuancedetails', 'badges'), 3);
 196         if ($badge->can_expire()) {
 197             if ($badge->expiredate) {
 198                 $display .= get_string('expiredate', 'badges', userdate($badge->expiredate));
 199             } else if ($badge->expireperiod) {
 200                 if ($badge->expireperiod < 60) {
 201                     $display .= get_string('expireperiods', 'badges', round($badge->expireperiod, 2));
 202                 } else if ($badge->expireperiod < 60 * 60) {
 203                     $display .= get_string('expireperiodm', 'badges', round($badge->expireperiod / 60, 2));
 204                 } else if ($badge->expireperiod < 60 * 60 * 24) {
 205                     $display .= get_string('expireperiodh', 'badges', round($badge->expireperiod / 60 / 60, 2));
 206                 } else {
 207                     $display .= get_string('expireperiod', 'badges', round($badge->expireperiod / 60 / 60 / 24, 2));
 208                 }
 209             }
 210         } else {
 211             $display .= get_string('noexpiry', 'badges');
 212         }
 213
 214         // Criteria details if any.
 215         $display .= $this->heading(get_string('bcriteria', 'badges'), 3);
 216         if ($badge->has_criteria()) {
 217             $display .= self::print_badge_criteria($badge);
 218         } else {
 219             $display .= get_string('nocriteria', 'badges');
 220             if (has_capability('moodle/badges:configurecriteria', $context)) {
 221                 $display .= $this->output->single_button(
 222                     new moodle_url('/badges/criteria.php', array('id' => $badge->id)),
 223                     get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge'));
 224             }
 225         }
 226
 227         // Awards details if any.
 228         if (has_capability('moodle/badges:viewawarded', $context)) {
 229             $display .= $this->heading(get_string('awards', 'badges'), 3);
 230             if ($badge->has_awards()) {
 231                 $url = new moodle_url('/badges/recipients.php', array('id' => $badge->id));
 232                 $a = new stdClass();
 233                 $a->link = $url->out();
 234                 $a->count = count($badge->get_awards());
 235                 $display .= get_string('numawards', 'badges', $a);
 236             } else {
 237                 $display .= get_string('noawards', 'badges');
 238             }
 239
 240             if (has_capability('moodle/badges:awardbadge', $context) &&
 241                 $badge->has_manual_award_criteria() &&
 242                 $badge->is_active()) {
 243                 $display .= $this->output->single_button(
 244                         new moodle_url('/badges/award.php', array('id' => $badge->id)),
 245                         get_string('award', 'badges'), 'POST', array('class' => 'activatebadge'));
 246             }
 247         }
 248
 249         $display .= self::print_badge_endorsement($badge);
 250         $display .= self::print_badge_related($badge);
 251         $display .= self::print_badge_alignments($badge);
 252
 253         return html_writer::div($display, null, array('id' => 'badge-overview'));
 254     }
 255
 256     // Prints action icons for the badge.
 257     public function print_badge_table_actions($badge, $context) {
 258         $actions = "";
 259
 260         if (has_capability('moodle/badges:configuredetails', $context) && $badge->has_criteria()) {
 261             // Activate/deactivate badge.
 262             if ($badge->status == BADGE_STATUS_INACTIVE || $badge->status == BADGE_STATUS_INACTIVE_LOCKED) {
 263                 // "Activate" will go to another page and ask for confirmation.
 264                 $url = new moodle_url('/badges/action.php');
 265                 $url->param('id', $badge->id);
 266                 $url->param('activate', true);
 267                 $url->param('sesskey', sesskey());
 268                 $return = new moodle_url(qualified_me());
 269                 $url->param('return', $return->out_as_local_url(false));
 270                 $actions .= $this->output->action_icon($url, new pix_icon('t/show', get_string('activate', 'badges'))) . " ";
 271             } else {
 272                 $url = new moodle_url(qualified_me());
 273                 $url->param('lock', $badge->id);
 274                 $url->param('sesskey', sesskey());
 275                 $actions .= $this->output->action_icon($url, new pix_icon('t/hide', get_string('deactivate', 'badges'))) . " ";
 276             }
 277         }
 278
 279         // Award badge manually.
 280         if ($badge->has_manual_award_criteria() &&
 281                 has_capability('moodle/badges:awardbadge', $context) &&
 282                 $badge->is_active()) {
 283             $url = new moodle_url('/badges/award.php', array('id' => $badge->id));
 284             $actions .= $this->output->action_icon($url, new pix_icon('t/award', get_string('award', 'badges'))) . " ";
 285         }
 286
 287         // Edit badge.
 288         if (has_capability('moodle/badges:configuredetails', $context)) {
 289             $url = new moodle_url('/badges/edit.php', array('id' => $badge->id, 'action' => 'badge'));
 290             $actions .= $this->output->action_icon($url, new pix_icon('t/edit', get_string('edit'))) . " ";
 291         }
 292
 293         // Duplicate badge.
 294         if (has_capability('moodle/badges:createbadge', $context)) {
 295             $url = new moodle_url('/badges/action.php', array('copy' => '1', 'id' => $badge->id, 'sesskey' => sesskey()));
 296             $actions .= $this->output->action_icon($url, new pix_icon('t/copy', get_string('copy'))) . " ";
 297         }
 298
 299         // Delete badge.
 300         if (has_capability('moodle/badges:deletebadge', $context)) {
 301             $url = new moodle_url(qualified_me());
 302             $url->param('delete', $badge->id);
 303             $actions .= $this->output->action_icon($url, new pix_icon('t/delete', get_string('delete'))) . " ";
 304         }
 305
 306         return $actions;
 307     }
 308
 309     /**
 310      * Render an issued badge.
 311      *
 312      * @param \core_badges\output\issued_badge $ibadge
 313      * @return string
 314      */
 315     protected function render_issued_badge(\core_badges\output\issued_badge $ibadge) {
 316         $data = $ibadge->export_for_template($this);
 317         return parent::render_from_template('core_badges/issued_badge', $data);
 318     }
 319
 320     /**
 321      * Render an external badge.
 322      *
 323      * @param \core_badges\output\external_badge $ibadge
 324      * @return string
 325      */
 326     protected function render_external_badge(\core_badges\output\external_badge $ibadge) {
 327         $issued = $ibadge->issued;
 328         $assertion = $issued->assertion;
 329         $issuer = $assertion->badge->issuer;
 330         $userinfo = $ibadge->recipient;
 331         $table = new html_table();
 332         $today = strtotime(date('Y-m-d'));
 333
 334         $output = '';
 335         $output .= html_writer::start_tag('div', array('id' => 'badge'));
 336         $output .= html_writer::start_tag('div', array('id' => 'badge-image'));
 337         if (isset($issued->imageUrl)) {
 338             $issued->image = $issued->imageUrl;
 339         }
 340         $output .= html_writer::empty_tag('img', array('src' => $issued->image, 'width' => '100'));
 341         if (isset($assertion->expires)) {
 342             $expiration = is_numeric($assertion->expires) ? $assertion->expires : strtotime($assertion->expires);
 343             if ($expiration < $today) {
 344                 $output .= $this->output->pix_icon('i/expired',
 345                         get_string('expireddate', 'badges', userdate($expiration)),
 346                         'moodle',
 347                         array('class' => 'expireimage'));
 348             }
 349         }
 350         $output .= html_writer::end_tag('div');
 351
 352         $output .= html_writer::start_tag('div', array('id' => 'badge-details'));
 353
 354         // Recipient information.
 355         $output .= $this->output->heading(get_string('recipientdetails', 'badges'), 3);
 356         $dl = array();
 357         // Technically, we should alway have a user at this point, but added an extra check just in case.
 358         if ($userinfo) {
 359             if (!$ibadge->valid) {
 360                 $notify = $this->output->notification(get_string('recipientvalidationproblem', 'badges'), 'notifynotice');
 361                 $dl[get_string('name')] = fullname($userinfo) . $notify;
 362             } else {
 363                 $dl[get_string('name')] = fullname($userinfo);
 364             }
 365         } else {
 366             $notify = $this->output->notification(get_string('recipientidentificationproblem', 'badges'), 'notifynotice');
 367             $dl[get_string('name')] = $notify;
 368         }
 369         $output .= $this->definition_list($dl);
 370
 371         $output .= $this->output->heading(get_string('issuerdetails', 'badges'), 3);
 372         $dl = array();
 373         $dl[get_string('issuername', 'badges')] = s($issuer->name);
 374         if (isset($issuer->origin)) {
 375             $dl[get_string('issuerurl', 'badges')] = html_writer::tag('a', $issuer->origin, array('href' => $issuer->origin));
 376         }
 377
 378         if (isset($issuer->contact)) {
 379             $dl[get_string('contact', 'badges')] = obfuscate_mailto($issuer->contact);
 380         }
 381         $output .= $this->definition_list($dl);
 382
 383         $output .= $this->output->heading(get_string('badgedetails', 'badges'), 3);
 384         $dl = array();
 385         $dl[get_string('name')] = s($assertion->badge->name);
 386         $dl[get_string('description', 'badges')] = s($assertion->badge->description);
 387         if (isset($assertion->badge->criteria)) {
 388             $dl[get_string('bcriteria', 'badges')] = html_writer::tag(
 389                 'a',
 390                 s($assertion->badge->criteria),
 391                 array('href' => $assertion->badge->criteria)
 392             );
 393         }
 394         $output .= $this->definition_list($dl);
 395
 396         $dl = array();
 397         if (isset($assertion->issued_on)) {
 398             $issuedate = is_numeric($assertion->issued_on) ? $assertion->issued_on : strtotime($assertion->issued_on);
 399             $dl[get_string('dateawarded', 'badges')] = userdate($issuedate);
 400         }
 401         if (isset($assertion->expires)) {
 402             if ($expiration < $today) {
 403                 $dl[get_string('expirydate', 'badges')] = userdate($expiration) . get_string('warnexpired', 'badges');
 404             } else {
 405                 $dl[get_string('expirydate', 'badges')] = userdate($expiration);
 406             }
 407         }
 408         if (isset($assertion->evidence)) {
 409             $dl[get_string('evidence', 'badges')] = html_writer::tag(
 410                 'a',
 411                 s($assertion->evidence),
 412                 array('href' => $assertion->evidence)
 413             );
 414         }
 415         if (!empty($dl)) {
 416             $output .= $this->output->heading(get_string('issuancedetails', 'badges'), 3);
 417             $output .= $this->definition_list($dl);
 418         }
 419         $output .= html_writer::end_tag('div');
 420
 421         return $output;
 422     }
 423
 424     /**
 425      * Render a collection of user badges.
 426      *
 427      * @param \core_badges\output\badge_user_collection $badges
 428      * @return string
 429      */
 430     protected function render_badge_user_collection(\core_badges\output\badge_user_collection $badges) {
 431         global $CFG, $USER, $SITE;
 432         $backpack = $badges->backpack;
 433         $mybackpack = new moodle_url('/badges/mybackpack.php');
 434
 435         $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 436         $htmlpagingbar = $this->render($paging);
 437
 438         // Set backpack connection string.
 439         $backpackconnect = '';
 440         if (!empty($CFG->badges_allowexternalbackpack) && is_null($backpack)) {
 441             $backpackconnect = $this->output->box(get_string('localconnectto', 'badges', $mybackpack->out()), 'noticebox');
 442         }
 443         // Search box.
 444         $searchform = $this->output->box($this->helper_search_form($badges->search), 'boxwidthwide boxaligncenter');
 445
 446         // Download all button.
 447         $actionhtml = $this->output->single_button(
 448                     new moodle_url('/badges/mybadges.php', array('downloadall' => true, 'sesskey' => sesskey())),
 449                     get_string('downloadall'), 'POST', array('class' => 'activatebadge'));
 450         $downloadall = $this->output->box('', 'col-md-3');
 451         $downloadall .= $this->output->box($actionhtml, 'col-md-9');
 452         $downloadall = $this->output->box($downloadall, 'row ml-5');
 453
 454         // Local badges.
 455         $localhtml = html_writer::start_tag('div', array('id' => 'issued-badge-table', 'class' => 'generalbox'));
 456         $sitename = format_string($SITE->fullname, true, array('context' => context_system::instance()));
 457         $heading = get_string('localbadges', 'badges', $sitename);
 458         $localhtml .= $this->output->heading_with_help($heading, 'localbadgesh', 'badges');
 459         if ($badges->badges) {
 460             $countmessage = $this->output->box(get_string('badgesearned', 'badges', $badges->totalcount));
 461
 462             $htmllist = $this->print_badges_list($badges->badges, $USER->id);
 463             $localhtml .= $backpackconnect . $countmessage . $searchform;
 464             $localhtml .= $htmlpagingbar . $htmllist . $htmlpagingbar . $downloadall;
 465         } else {
 466             $localhtml .= $searchform . $this->output->notification(get_string('nobadges', 'badges'));
 467         }
 468         $localhtml .= html_writer::end_tag('div');
 469
 470         // External badges.
 471         $externalhtml = "";
 472         if (!empty($CFG->badges_allowexternalbackpack)) {
 473             $externalhtml .= html_writer::start_tag('div', array('class' => 'generalbox'));
 474             $externalhtml .= $this->output->heading_with_help(get_string('externalbadges', 'badges'), 'externalbadges', 'badges');
 475             if (!is_null($backpack)) {
 476                 if ($backpack->totalcollections == 0) {
 477                     $externalhtml .= get_string('nobackpackcollectionssummary', 'badges', $backpack);
 478                 } else {
 479                     if ($backpack->totalbadges == 0) {
 480                         $externalhtml .= get_string('nobackpackbadgessummary', 'badges', $backpack);
 481                     } else {
 482                         $externalhtml .= get_string('backpackbadgessummary', 'badges', $backpack);
 483                         $externalhtml .= '<br/><br/>' . $this->print_badges_list($backpack->badges, $USER->id, true, true);
 484                     }
 485                 }
 486             } else {
 487                 $externalhtml .= get_string('externalconnectto', 'badges', $mybackpack->out());
 488             }
 489
 490             $externalhtml .= html_writer::end_tag('div');
 491             $attr = ['class' => 'btn btn-secondary'];
 492             $label = get_string('backpackbadgessettings', 'badges');
 493             $backpacksettings = html_writer::link(new moodle_url('/badges/mybackpack.php'), $label, $attr);
 494             $actionshtml = $this->output->box('', 'col-md-3');
 495             $actionshtml .= $this->output->box($backpacksettings, 'col-md-9');
 496             $actionshtml = $this->output->box($actionshtml, 'row ml-5');
 497             $externalhtml .= $actionshtml;
 498         }
 499
 500         return $localhtml . $externalhtml;
 501     }
 502
 503     /**
 504      * Render a collection of badges.
 505      *
 506      * @param \core_badges\output\badge_collection $badges
 507      * @return string
 508      */
 509     protected function render_badge_collection(\core_badges\output\badge_collection $badges) {
 510         $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 511         $htmlpagingbar = $this->render($paging);
 512         $table = new html_table();
 513         $table->attributes['class'] = 'table table-bordered table-striped';
 514
 515         $sortbyname = $this->helper_sortable_heading(get_string('name'),
 516                 'name', $badges->sort, $badges->dir);
 517         $sortbyawarded = $this->helper_sortable_heading(get_string('awardedtoyou', 'badges'),
 518                 'dateissued', $badges->sort, $badges->dir);
 519         $table->head = array(
 520                     get_string('badgeimage', 'badges'),
 521                     $sortbyname,
 522                     get_string('description', 'badges'),
 523                     get_string('bcriteria', 'badges'),
 524                     $sortbyawarded
 525                 );
 526         $table->colclasses = array('badgeimage', 'name', 'description', 'criteria', 'awards');
 527
 528         foreach ($badges->badges as $badge) {
 529             $badgeimage = print_badge_image($badge, $this->page->context, 'large');
 530             $name = $badge->name;
 531             $description = $badge->description;
 532             $criteria = self::print_badge_criteria($badge);
 533             if ($badge->dateissued) {
 534                 $icon = new pix_icon('i/valid',
 535                             get_string('dateearned', 'badges',
 536                                 userdate($badge->dateissued, get_string('strftimedatefullshort', 'core_langconfig'))));
 537                 $badgeurl = new moodle_url('/badges/badge.php', array('hash' => $badge->uniquehash));
 538                 $awarded = $this->output->action_icon($badgeurl, $icon, null, null, true);
 539             } else {
 540                 $awarded = "";
 541             }
 542             $row = array($badgeimage, $name, $description, $criteria, $awarded);
 543             $table->data[] = $row;
 544         }
 545
 546         $htmltable = html_writer::table($table);
 547
 548         return $htmlpagingbar . $htmltable . $htmlpagingbar;
 549     }
 550
 551     /**
 552      * Render a table of badges.
 553      *
 554      * @param \core_badges\output\badge_management $badges
 555      * @return string
 556      */
 557     protected function render_badge_management(\core_badges\output\badge_management $badges) {
 558         $paging = new paging_bar($badges->totalcount, $badges->page, $badges->perpage, $this->page->url, 'page');
 559
 560         // New badge button.
 561         $htmlnew = '';
 562         if (has_capability('moodle/badges:createbadge', $this->page->context)) {
 563             $n['type'] = $this->page->url->get_param('type');
 564             $n['id'] = $this->page->url->get_param('id');
 565             $btn = $this->output->single_button(new moodle_url('newbadge.php', $n), get_string('newbadge', 'badges'));
 566             $htmlnew = $this->output->box($btn);
 567         }
 568
 569         $htmlpagingbar = $this->render($paging);
 570         $table = new html_table();
 571         $table->attributes['class'] = 'table table-bordered table-striped';
 572
 573         $sortbyname = $this->helper_sortable_heading(get_string('name'),
 574                 'name', $badges->sort, $badges->dir);
 575         $sortbystatus = $this->helper_sortable_heading(get_string('status', 'badges'),
 576                 'status', $badges->sort, $badges->dir);
 577         $table->head = array(
 578                 $sortbyname,
 579                 $sortbystatus,
 580                 get_string('bcriteria', 'badges'),
 581                 get_string('awards', 'badges'),
 582                 get_string('actions')
 583             );
 584         $table->colclasses = array('name', 'status', 'criteria', 'awards', 'actions');
 585
 586         foreach ($badges->badges as $b) {
 587             $style = !$b->is_active() ? array('class' => 'dimmed') : array();
 588             $forlink =  print_badge_image($b, $this->page->context) . ' ' .
 589                         html_writer::start_tag('span') . $b->name . html_writer::end_tag('span');
 590             $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $b->id)), $forlink, $style);
 591             $status = $b->statstring;
 592             $criteria = self::print_badge_criteria($b, 'short');
 593
 594             if (has_capability('moodle/badges:viewawarded', $this->page->context)) {
 595                 $awards = html_writer::link(new moodle_url('/badges/recipients.php', array('id' => $b->id)), $b->awards);
 596             } else {
 597                 $awards = $b->awards;
 598             }
 599
 600             $actions = self::print_badge_table_actions($b, $this->page->context);
 601
 602             $row = array($name, $status, $criteria, $awards, $actions);
 603             $table->data[] = $row;
 604         }
 605         $htmltable = html_writer::table($table);
 606
 607         return $htmlnew . $htmlpagingbar . $htmltable . $htmlpagingbar;
 608     }
 609
 610     /**
 611      * Prints tabs for badge editing.
 612      *
 613      * @param integer $badgeid The badgeid to edit.
 614      * @param context $context The current context.
 615      * @param string $current The currently selected tab.
 616      * @return string
 617      */
 618     public function print_badge_tabs($badgeid, $context, $current = 'overview') {
 619         global $DB;
 620
 621         $badge = new badge($badgeid);
 622         $row = array();
 623
 624         $row[] = new tabobject('overview',
 625                     new moodle_url('/badges/overview.php', array('id' => $badgeid)),
 626                     get_string('boverview', 'badges')
 627                 );
 628
 629         if (has_capability('moodle/badges:configuredetails', $context)) {
 630             $row[] = new tabobject('badge',
 631                         new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'badge')),
 632                         get_string('bdetails', 'badges')
 633                     );
 634         }
 635
 636         if (has_capability('moodle/badges:configurecriteria', $context)) {
 637             $row[] = new tabobject('criteria',
 638                         new moodle_url('/badges/criteria.php', array('id' => $badgeid)),
 639                         get_string('bcriteria', 'badges')
 640                     );
 641         }
 642
 643         if (has_capability('moodle/badges:configuremessages', $context)) {
 644             $row[] = new tabobject('message',
 645                         new moodle_url('/badges/edit.php', array('id' => $badgeid, 'action' => 'message')),
 646                         get_string('bmessage', 'badges')
 647                     );
 648         }
 649
 650         if (has_capability('moodle/badges:viewawarded', $context)) {
 651             $awarded = $DB->count_records_sql('SELECT COUNT(b.userid)
 652                                                FROM {badge_issued} b INNER JOIN {user} u ON b.userid = u.id
 653                                                WHERE b.badgeid = :badgeid AND u.deleted = 0', array('badgeid' => $badgeid));
 654             $row[] = new tabobject('awards',
 655                         new moodle_url('/badges/recipients.php', array('id' => $badgeid)),
 656                         get_string('bawards', 'badges', $awarded)
 657                     );
 658         }
 659
 660         if (has_capability('moodle/badges:configuredetails', $context)) {
 661             $row[] = new tabobject('bendorsement',
 662                 new moodle_url('/badges/endorsement.php', array('id' => $badgeid)),
 663                 get_string('bendorsement', 'badges')
 664             );
 665         }
 666
 667         if (has_capability('moodle/badges:configuredetails', $context)) {
 668             $sql = "SELECT COUNT(br.badgeid)
 669                       FROM {badge_related} br
 670                      WHERE (br.badgeid = :badgeid OR br.relatedbadgeid = :badgeid2)";
 671             $related = $DB->count_records_sql($sql, ['badgeid' => $badgeid, 'badgeid2' => $badgeid]);
 672             $row[] = new tabobject('brelated',
 673                 new moodle_url('/badges/related.php', array('id' => $badgeid)),
 674                 get_string('brelated', 'badges', $related)
 675             );
 676         }
 677
 678         if (has_capability('moodle/badges:configuredetails', $context)) {
 679             $alignments = $DB->count_records_sql("SELECT COUNT(bc.id)
 680                       FROM {badge_alignment} bc WHERE bc.badgeid = :badgeid", array('badgeid' => $badgeid));
 681             $row[] = new tabobject('alignment',
 682                 new moodle_url('/badges/alignment.php', array('id' => $badgeid)),
 683                 get_string('balignment', 'badges', $alignments)
 684             );
 685         }
 686
 687         echo $this->tabtree($row, $current);
 688     }
 689
 690     /**
 691      * Prints badge status box.
 692      *
 693      * @param badge $badge
 694      * @return Either the status box html as a string or null
 695      */
 696     public function print_badge_status_box(badge $badge) {
 697         if (has_capability('moodle/badges:configurecriteria', $badge->get_context())) {
 698
 699             if (!$badge->has_criteria()) {
 700                 $criteriaurl = new moodle_url('/badges/criteria.php', array('id' => $badge->id));
 701                 $status = get_string('nocriteria', 'badges');
 702                 if ($this->page->url != $criteriaurl) {
 703                     $action = $this->output->single_button(
 704                         $criteriaurl,
 705                         get_string('addcriteria', 'badges'), 'POST', array('class' => 'activatebadge'));
 706                 } else {
 707                     $action = '';
 708                 }
 709
 710                 $message = $status . $action;
 711             } else {
 712                 $status = get_string('statusmessage_' . $badge->status, 'badges');
 713                 if ($badge->is_active()) {
 714                     $action = $this->output->single_button(new moodle_url('/badges/action.php',
 715                                 array('id' => $badge->id, 'lock' => 1, 'sesskey' => sesskey(),
 716                                       'return' => $this->page->url->out_as_local_url(false))),
 717                             get_string('deactivate', 'badges'), 'POST', array('class' => 'activatebadge'));
 718                 } else {
 719                     $action = $this->output->single_button(new moodle_url('/badges/action.php',
 720                                 array('id' => $badge->id, 'activate' => 1, 'sesskey' => sesskey(),
 721                                       'return' => $this->page->url->out_as_local_url(false))),
 722                             get_string('activate', 'badges'), 'POST', array('class' => 'activatebadge'));
 723                 }
 724
 725                 $message = $status . $this->output->help_icon('status', 'badges') . $action;
 726
 727             }
 728
 729             $style = $badge->is_active() ? 'generalbox statusbox active' : 'generalbox statusbox inactive';
 730             return $this->output->box($message, $style);
 731         }
 732
 733         return null;
 734     }
 735
 736     /**
 737      * Returns information about badge criteria in a list form.
 738      *
 739      * @param badge $badge Badge objects
 740      * @param string $short Indicates whether to print full info about this badge
 741      * @return string $output HTML string to output
 742      */
 743     public function print_badge_criteria(badge $badge, $short = '') {
 744         $agg = $badge->get_aggregation_methods();
 745         if (empty($badge->criteria)) {
 746             return get_string('nocriteria', 'badges');
 747         }
 748
 749         $overalldescr = '';
 750         $overall = $badge->criteria[BADGE_CRITERIA_TYPE_OVERALL];
 751         if (!$short && !empty($overall->description)) {
 752             $overalldescr = $this->output->box(
 753                 format_text($overall->description, $overall->descriptionformat, array('context' => $badge->get_context())),
 754                 'criteria-description'
 755                 );
 756         }
 757
 758         // Get the condition string.
 759         $condition = '';
 760         if (count($badge->criteria) != 2) {
 761             $condition = get_string('criteria_descr_' . $short . BADGE_CRITERIA_TYPE_OVERALL, 'badges',
 762                                       core_text::strtoupper($agg[$badge->get_aggregation_method()]));
 763         }
 764
 765         unset($badge->criteria[BADGE_CRITERIA_TYPE_OVERALL]);
 766
 767         $items = array();
 768         // If only one criterion left, make sure its description goe to the top.
 769         if (count($badge->criteria) == 1) {
 770             $c = reset($badge->criteria);
 771             if (!$short && !empty($c->description)) {
 772                 $overalldescr = $this->output->box(
 773                     format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())),
 774                     'criteria-description'
 775                     );
 776             }
 777             if (count($c->params) == 1) {
 778                 $items[] = get_string('criteria_descr_single_' . $short . $c->criteriatype , 'badges') .
 779                            $c->get_details($short);
 780             } else {
 781                 $items[] = get_string('criteria_descr_' . $short . $c->criteriatype, 'badges',
 782                         core_text::strtoupper($agg[$badge->get_aggregation_method($c->criteriatype)])) .
 783                         $c->get_details($short);
 784             }
 785         } else {
 786             foreach ($badge->criteria as $type => $c) {
 787                 $criteriadescr = '';
 788                 if (!$short && !empty($c->description)) {
 789                     $criteriadescr = $this->output->box(
 790                         format_text($c->description, $c->descriptionformat, array('context' => $badge->get_context())),
 791                         'criteria-description'
 792                         );
 793                 }
 794                 if (count($c->params) == 1) {
 795                     $items[] = get_string('criteria_descr_single_' . $short . $type , 'badges') .
 796                                $c->get_details($short) . $criteriadescr;
 797                 } else {
 798                     $items[] = get_string('criteria_descr_' . $short . $type , 'badges',
 799                             core_text::strtoupper($agg[$badge->get_aggregation_method($type)])) .
 800                             $c->get_details($short) .
 801                             $criteriadescr;
 802                 }
 803             }
 804         }
 805
 806         return $overalldescr . $condition . html_writer::alist($items, array(), 'ul');;
 807     }
 808
 809     /**
 810      * Prints criteria actions for badge editing.
 811      *
 812      * @param badge $badge
 813      * @return string
 814      */
 815     public function print_criteria_actions(badge $badge) {
 816         $output = '';
 817         if (!$badge->is_active() && !$badge->is_locked()) {
 818             $accepted = $badge->get_accepted_criteria();
 819             $potential = array_diff($accepted, array_keys($badge->criteria));
 820
 821             if (!empty($potential)) {
 822                 foreach ($potential as $p) {
 823                     if ($p != 0) {
 824                         $select[$p] = get_string('criteria_' . $p, 'badges');
 825                     }
 826                 }
 827                 $output .= $this->output->single_select(
 828                     new moodle_url('/badges/criteria_settings.php', array('badgeid' => $badge->id, 'add' => true)),
 829                     'type',
 830                     $select,
 831                     '',
 832                     array('' => 'choosedots'),
 833                     null,
 834                     array('label' => get_string('addbadgecriteria', 'badges'))
 835                 );
 836             } else {
 837                 $output .= $this->output->box(get_string('nothingtoadd', 'badges'), 'clearfix');
 838             }
 839         }
 840
 841         return $output;
 842     }
 843
 844     /**
 845      * Renders a table with users who have earned the badge.
 846      * Based on stamps collection plugin.
 847      *
 848      * @param \core_badges\output\badge_recipients $recipients
 849      * @return string
 850      */
 851     protected function render_badge_recipients(\core_badges\output\badge_recipients $recipients) {
 852         $paging = new paging_bar($recipients->totalcount, $recipients->page, $recipients->perpage, $this->page->url, 'page');
 853         $htmlpagingbar = $this->render($paging);
 854         $table = new html_table();
 855         $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
 856
 857         $sortbyfirstname = $this->helper_sortable_heading(get_string('firstname'),
 858                 'firstname', $recipients->sort, $recipients->dir);
 859         $sortbylastname = $this->helper_sortable_heading(get_string('lastname'),
 860                 'lastname', $recipients->sort, $recipients->dir);
 861         if ($this->helper_fullname_format() == 'lf') {
 862             $sortbyname = $sortbylastname . ' / ' . $sortbyfirstname;
 863         } else {
 864             $sortbyname = $sortbyfirstname . ' / ' . $sortbylastname;
 865         }
 866
 867         $sortbydate = $this->helper_sortable_heading(get_string('dateawarded', 'badges'),
 868                 'dateissued', $recipients->sort, $recipients->dir);
 869
 870         $table->head = array($sortbyname, $sortbydate, '');
 871
 872         foreach ($recipients->userids as $holder) {
 873             $fullname = fullname($holder);
 874             $fullname = html_writer::link(
 875                             new moodle_url('/user/profile.php', array('id' => $holder->userid)),
 876                             $fullname
 877                         );
 878             $awarded  = userdate($holder->dateissued);
 879             $badgeurl = html_writer::link(
 880                             new moodle_url('/badges/badge.php', array('hash' => $holder->uniquehash)),
 881                             get_string('viewbadge', 'badges')
 882                         );
 883
 884             $row = array($fullname, $awarded, $badgeurl);
 885             $table->data[] = $row;
 886         }
 887
 888         $htmltable = html_writer::table($table);
 889
 890         return $htmlpagingbar . $htmltable . $htmlpagingbar;
 891     }
 892
 893     ////////////////////////////////////////////////////////////////////////////
 894     // Helper methods
 895     // Reused from stamps collection plugin
 896     ////////////////////////////////////////////////////////////////////////////
 897
 898     /**
 899      * Renders a text with icons to sort by the given column
 900      *
 901      * This is intended for table headings.
 902      *
 903      * @param string $text    The heading text
 904      * @param string $sortid  The column id used for sorting
 905      * @param string $sortby  Currently sorted by (column id)
 906      * @param string $sorthow Currently sorted how (ASC|DESC)
 907      *
 908      * @return string
 909      */
 910     protected function helper_sortable_heading($text, $sortid = null, $sortby = null, $sorthow = null) {
 911         $out = html_writer::tag('span', $text, array('class' => 'text'));
 912
 913         if (!is_null($sortid)) {
 914             if ($sortby !== $sortid || $sorthow !== 'ASC') {
 915                 $url = new moodle_url($this->page->url);
 916                 $url->params(array('sort' => $sortid, 'dir' => 'ASC'));
 917                 $out .= $this->output->action_icon($url,
 918                         new pix_icon('t/sort_asc', get_string('sortbyx', 'core', s($text)), null, array('class' => 'iconsort')));
 919             }
 920             if ($sortby !== $sortid || $sorthow !== 'DESC') {
 921                 $url = new moodle_url($this->page->url);
 922                 $url->params(array('sort' => $sortid, 'dir' => 'DESC'));
 923                 $out .= $this->output->action_icon($url,
 924                         new pix_icon('t/sort_desc', get_string('sortbyxreverse', 'core', s($text)), null, array('class' => 'iconsort')));
 925             }
 926         }
 927         return $out;
 928     }
 929     /**
 930      * Tries to guess the fullname format set at the site
 931      *
 932      * @return string fl|lf
 933      */
 934     protected function helper_fullname_format() {
 935         $fake = new stdClass();
 936         $fake->lastname = 'LLLL';
 937         $fake->firstname = 'FFFF';
 938         $fullname = get_string('fullnamedisplay', '', $fake);
 939         if (strpos($fullname, 'LLLL') < strpos($fullname, 'FFFF')) {
 940             return 'lf';
 941         } else {
 942             return 'fl';
 943         }
 944     }
 945     /**
 946      * Renders a search form
 947      *
 948      * @param string $search Search string
 949      * @return string HTML
 950      */
 951     protected function helper_search_form($search) {
 952         global $CFG;
 953         require_once($CFG->libdir . '/formslib.php');
 954
 955         $mform = new MoodleQuickForm('searchform', 'POST', $this->page->url);
 956
 957         $mform->addElement('hidden', 'sesskey', sesskey());
 958
 959         $el[] = $mform->createElement('text', 'search', get_string('search'), array('size' => 20));
 960         $mform->setDefault('search', $search);
 961         $el[] = $mform->createElement('submit', 'submitsearch', get_string('search'));
 962         $el[] = $mform->createElement('submit', 'clearsearch', get_string('clear'));
 963         $mform->addGroup($el, 'searchgroup', get_string('searchname', 'badges'), ' ', false);
 964
 965         ob_start();
 966         $mform->display();
 967         $out = ob_get_clean();
 968
 969         return $out;
 970     }
 971
 972     /**
 973      * Renders a definition list
 974      *
 975      * @param array $items the list of items to define
 976      * @param array
 977      */
 978     protected function definition_list(array $items, array $attributes = array()) {
 979         $output = html_writer::start_tag('dl', $attributes);
 980         foreach ($items as $label => $value) {
 981             $output .= html_writer::tag('dt', $label);
 982             $output .= html_writer::tag('dd', $value);
 983         }
 984         $output .= html_writer::end_tag('dl');
 985         return $output;
 986     }
 987
 988     /**
 989      * Outputs list en badges.
 990      *
 991      * @param badge $badge Badge object.
 992      * @return string $output content endorsement to output.
 993      */
 994     protected function print_badge_endorsement(badge $badge) {
 995         $output = '';
 996         $endorsement = $badge->get_endorsement();
 997         $dl = array();
 998         $output .= $this->heading(get_string('endorsement', 'badges'), 3);
 999         if (!empty($endorsement)) {
1000             $dl[get_string('issuername', 'badges')] = $endorsement->issuername;
1001             $dl[get_string('issueremail', 'badges')] =
1002                 html_writer::tag('a', $endorsement->issueremail, array('href' => 'mailto:' . $endorsement->issueremail));
1003             $dl[get_string('issuerurl', 'badges')] = html_writer::link($endorsement->issuerurl, $endorsement->issuerurl,
1004                 array('target' => '_blank'));
1005             $dl[get_string('dateawarded', 'badges')] = userdate($endorsement->dateissued);
1006             $dl[get_string('claimid', 'badges')] = html_writer::link($endorsement->claimid, $endorsement->claimid,
1007             array('target' => '_blank'));
1008             $dl[get_string('claimcomment', 'badges')] = $endorsement->claimcomment;
1009             $output .= $this->definition_list($dl);
1010         } else {
1011             $output .= get_string('noendorsement', 'badges');
1012         }
1013         return $output;
1014     }
1015
1016     /**
1017      * Print list badges related.
1018      *
1019      * @param badge $badge Badge objects.
1020      * @return string $output List related badges to output.
1021      */
1022     protected function print_badge_related(badge $badge) {
1023         $output = '';
1024         $relatedbadges = $badge->get_related_badges();
1025         $output .= $this->heading(get_string('relatedbages', 'badges'), 3);
1026         if (!empty($relatedbadges)) {
1027             $items = array();
1028             foreach ($relatedbadges as $related) {
1029                 $relatedurl = new moodle_url('/badges/overview.php', array('id' => $related->id));
1030                 $items[] = html_writer::link($relatedurl->out(), $related->name, array('target' => '_blank'));
1031             }
1032             $output .= html_writer::alist($items, array(), 'ul');
1033         } else {
1034             $output .= get_string('norelated', 'badges');
1035         }
1036         return $output;
1037     }
1038
1039     /**
1040      * Print list badge alignments.
1041      *
1042      * @param badge $badge Badge objects.
1043      * @return string $output List alignments to output.
1044      */
1045     protected function print_badge_alignments(badge $badge) {
1046         $output = '';
1047         $output .= $this->heading(get_string('alignment', 'badges'), 3);
1048         $alignments = $badge->get_alignments();
1049         if (!empty($alignments)) {
1050             $items = array();
1051             foreach ($alignments as $alignment) {
1052                 $urlaligment = new moodle_url('alignment.php',
1053                     array('id' => $badge->id, 'alignmentid' => $alignment->id)
1054                 );
1055                 $items[] = html_writer::link($urlaligment, $alignment->targetname, array('target' => '_blank'));
1056             }
1057             $output .= html_writer::alist($items, array(), 'ul');
1058         } else {
1059             $output .= get_string('noalignment', 'badges');
1060         }
1061         return $output;
1062     }
1063
1064     /**
1065      * Renders a table for related badges.
1066      *
1067      * @param \core_badges\output\badge_related $related list related badges.
1068      * @return string list related badges to output.
1069      */
1070     protected function render_badge_related(\core_badges\output\badge_related $related) {
1071         $currentbadge = new badge($related->currentbadgeid);
1072         $languages = get_string_manager()->get_list_of_languages();
1073         $paging = new paging_bar($related->totalcount, $related->page, $related->perpage, $this->page->url, 'page');
1074         $htmlpagingbar = $this->render($paging);
1075         $table = new html_table();
1076         $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
1077         $table->head = array(
1078             get_string('name'),
1079             get_string('version', 'badges'),
1080             get_string('language', 'badges'),
1081             get_string('type', 'badges')
1082         );
1083         if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1084             array_push($table->head, '');
1085         }
1086
1087         foreach ($related->badges as $badge) {
1088             $badgeobject = new badge($badge->id);
1089             $style = array('title' => $badgeobject->name);
1090             if (!$badgeobject->is_active()) {
1091                 $style['class'] = 'dimmed';
1092             }
1093             $context = ($badgeobject->type == BADGE_TYPE_SITE) ?
1094                 context_system::instance() : context_course::instance($badgeobject->courseid);
1095             $forlink = print_badge_image($badgeobject, $context) . ' ' .
1096                 html_writer::start_tag('span') . $badgeobject->name . html_writer::end_tag('span');
1097             $name = html_writer::link(new moodle_url('/badges/overview.php', array('id' => $badgeobject->id)), $forlink, $style);
1098
1099             $row = array(
1100                 $name,
1101                 $badge->version,
1102                 $badge->language ? $languages[$badge->language] : '',
1103                 $badge->type == BADGE_TYPE_COURSE ? get_string('badgesview', 'badges') : get_string('sitebadges', 'badges')
1104             );
1105             if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1106                 $action = $this->output->action_icon(
1107                     new moodle_url('/badges/related_action.php', [
1108                         'badgeid' => $related->currentbadgeid,
1109                         'relatedid' => $badge->id,
1110                         'sesskey' => sesskey(),
1111                         'action' => 'remove'
1112                     ]),
1113                     new pix_icon('t/delete', get_string('delete')));
1114                 $actions = html_writer::tag('div', $action, array('class' => 'badge-actions'));
1115                 array_push($row, $actions);
1116             }
1117             $table->data[] = $row;
1118         }
1119         $htmltable = html_writer::table($table);
1120
1121         return $htmlpagingbar . $htmltable . $htmlpagingbar;
1122     }
1123
1124     /**
1125      * Renders a table with alignment.
1126      *
1127      * @param core_badges\output\badge_alignments $alignments List alignments.
1128      * @return string List alignment to output.
1129      */
1130     protected function render_badge_alignments(\core_badges\output\badge_alignments $alignments) {
1131         $currentbadge = new badge($alignments->currentbadgeid);
1132         $paging = new paging_bar($alignments->totalcount, $alignments->page, $alignments->perpage, $this->page->url, 'page');
1133         $htmlpagingbar = $this->render($paging);
1134         $table = new html_table();
1135         $table->attributes['class'] = 'generaltable boxaligncenter boxwidthwide';
1136         $table->head = array('Name', 'URL', '');
1137
1138         foreach ($alignments->alignments as $item) {
1139             $urlaligment = new moodle_url('alignment.php',
1140                 array(
1141                     'id' => $currentbadge->id,
1142                     'alignmentid' => $item->id,
1143                 )
1144             );
1145             $row = array(
1146                 html_writer::link($urlaligment, $item->targetname),
1147                 html_writer::link($item->targeturl, $item->targeturl, array('target' => '_blank'))
1148             );
1149             if (!$currentbadge->is_active() && !$currentbadge->is_locked()) {
1150                 $delete = $this->output->action_icon(
1151                     new moodle_url('alignment_action.php',
1152                         array(
1153                             'id' => $currentbadge->id,
1154                             'alignmentid' => $item->id,
1155                             'action' => 'remove'
1156                         )
1157                     ), new pix_icon('t/delete', get_string('delete')));
1158                 $edit = $this->output->action_icon(
1159                     new moodle_url('alignment.php',
1160                         array(
1161                             'id' => $currentbadge->id,
1162                             'alignmentid' => $item->id,
1163                             'action' => 'edit'
1164                         )
1165                     ), new pix_icon('t/edit', get_string('edit')));
1166                 $actions = html_writer::tag('div', $edit . $delete, array('class' => 'badge-actions'));
1167                 array_push($row, $actions);
1168             }
1169             $table->data[] = $row;
1170         }
1171         $htmltable = html_writer::table($table);
1172
1173         return $htmlpagingbar . $htmltable . $htmlpagingbar;
1174     }
1175
1176     /**
1177      * Defer to template.
1178      *
1179      * @param \core_badges\output\external_backpacks_page $page
1180      * @return bool|string
1181      */
1182     public function render_external_backpacks_page(\core_badges\output\external_backpacks_page $page) {
1183         $data = $page->export_for_template($this);
1184         return parent::render_from_template('core_badges/external_backpacks_page', $data);
1185     }
1186
1187     /**
1188      * Get the result of a backpack validation with its settings. It returns:
1189      * - A informative message if the backpack version is different from OBv2.
1190      * - A warning with the error if it's not possible to connect to this backpack.
1191      * - A successful message if the connection has worked.
1192      *
1193      * @param  int    $backpackid The backpack identifier.
1194      * @return string A message with the validation result.
1195      */
1196     public function render_test_backpack_result(int $backpackid): string {
1197         // Get the backpack.
1198         $backpack = badges_get_site_backpack($backpackid);
1199
1200         // Add the header to the result.
1201         $result = $this->heading(get_string('testbackpack', 'badges', $backpack->backpackweburl));
1202
1203         if ($backpack->apiversion != OPEN_BADGES_V2) {
1204             // Only OBv2 supports this validation.
1205             $result .= get_string('backpackconnectionnottested', 'badges');
1206         } else {
1207             $message = badges_verify_backpack($backpackid);
1208             if (empty($message)) {
1209                 $result .= get_string('backpackconnectionok', 'badges');
1210             } else {
1211                 $result .= $message;
1212             }
1213         }
1214
1215         return $result;
1216     }
1217 }