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Developer Documentation
- Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
- Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
- PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
/course/classes/ -> management_renderer.php (source)
Differences Between: [Versions 310 and 311] [Versions 310 and 400] [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403] [Versions 39 and 310]
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 * Contains renderers for the course management pages. 19 * 20 * @package core_course 21 * @copyright 2013 Sam Hemelryk 22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 23 */ 24 25 defined('MOODLE_INTERNAL') || die; 26 27 require_once($CFG->dirroot.'/course/renderer.php'); 28 29 /** 30 * Main renderer for the course management pages. 31 * 32 * @package core_course 33 * @copyright 2013 Sam Hemelryk 34 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 35 */ 36 class core_course_management_renderer extends plugin_renderer_base { 37 38 /** 39 * Initialises the JS required to enhance the management interface. 40 * 41 * Thunderbirds are go, this function kicks into gear the JS that makes the 42 * course management pages that much cooler. 43 */ 44 public function enhance_management_interface() { 45 $this->page->requires->yui_module('moodle-course-management', 'M.course.management.init'); 46 $this->page->requires->strings_for_js( 47 array( 48 'show', 49 'showcategory', 50 'hide', 51 'expand', 52 'expandcategory', 53 'collapse', 54 'collapsecategory', 55 'confirmcoursemove', 56 'move', 57 'cancel', 58 'confirm' 59 ), 60 'moodle' 61 ); 62 } 63 64 /** 65 * Displays a heading for the management pages. 66 * 67 * @param string $heading The heading to display 68 * @param string|null $viewmode The current view mode if there are options. 69 * @param int|null $categoryid The currently selected category if there is one. 70 * @return string 71 */ 72 public function management_heading($heading, $viewmode = null, $categoryid = null) { 73 $html = html_writer::start_div('coursecat-management-header clearfix'); 74 if (!empty($heading)) { 75 $html .= $this->heading($heading); 76 } 77 if ($viewmode !== null) { 78 $html .= html_writer::start_div(); 79 $html .= $this->view_mode_selector(\core_course\management\helper::get_management_viewmodes(), $viewmode); 80 if ($viewmode === 'courses') { 81 $categories = core_course_category::make_categories_list(array('moodle/category:manage', 'moodle/course:create')); 82 $nothing = false; 83 if ($categoryid === null) { 84 $nothing = array('' => get_string('selectacategory')); 85 $categoryid = ''; 86 } 87 $select = new single_select($this->page->url, 'categoryid', $categories, $categoryid, $nothing); 88 $select->attributes['aria-label'] = get_string('selectacategory'); 89 $html .= $this->render($select); 90 } 91 $html .= html_writer::end_div(); 92 } 93 $html .= html_writer::end_div(); 94 return $html; 95 } 96 97 /** 98 * Prepares the form element for the course category listing bulk actions. 99 * 100 * @return string 101 */ 102 public function management_form_start() { 103 $form = array('action' => $this->page->url->out(), 'method' => 'POST', 'id' => 'coursecat-management'); 104 105 $html = html_writer::start_tag('form', $form); 106 $html .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey())); 107 $html .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'action', 'value' => 'bulkaction')); 108 return $html; 109 } 110 111 /** 112 * Closes the course category bulk management form. 113 * 114 * @return string 115 */ 116 public function management_form_end() { 117 return html_writer::end_tag('form'); 118 } 119 120 /** 121 * Presents a course category listing. 122 * 123 * @param core_course_category $category The currently selected category. Also the category to highlight in the listing. 124 * @return string 125 */ 126 public function category_listing(core_course_category $category = null) { 127 128 if ($category === null) { 129 $selectedparents = array(); 130 $selectedcategory = null; 131 } else { 132 $selectedparents = $category->get_parents(); 133 $selectedparents[] = $category->id; 134 $selectedcategory = $category->id; 135 } 136 $catatlevel = \core_course\management\helper::get_expanded_categories(''); 137 $catatlevel[] = array_shift($selectedparents); 138 $catatlevel = array_unique($catatlevel); 139 140 $listing = core_course_category::top()->get_children(); 141 142 $attributes = array( 143 'class' => 'ml-1 list-unstyled', 144 'role' => 'tree', 145 'aria-labelledby' => 'category-listing-title' 146 ); 147 148 $html = html_writer::start_div('category-listing card w-100'); 149 $html .= html_writer::tag('h3', get_string('categories'), 150 array('class' => 'card-header', 'id' => 'category-listing-title')); 151 $html .= html_writer::start_div('card-body'); 152 $html .= $this->category_listing_actions($category); 153 $html .= html_writer::start_tag('ul', $attributes); 154 foreach ($listing as $listitem) { 155 // Render each category in the listing. 156 $subcategories = array(); 157 if (in_array($listitem->id, $catatlevel)) { 158 $subcategories = $listitem->get_children(); 159 } 160 $html .= $this->category_listitem( 161 $listitem, 162 $subcategories, 163 $listitem->get_children_count(), 164 $selectedcategory, 165 $selectedparents 166 ); 167 } 168 $html .= html_writer::end_tag('ul'); 169 $html .= $this->category_bulk_actions($category); 170 $html .= html_writer::end_div(); 171 $html .= html_writer::end_div(); 172 return $html; 173 } 174 175 /** 176 * Renders a category list item. 177 * 178 * This function gets called recursively to render sub categories. 179 * 180 * @param core_course_category $category The category to render as listitem. 181 * @param core_course_category[] $subcategories The subcategories belonging to the category being rented. 182 * @param int $totalsubcategories The total number of sub categories. 183 * @param int $selectedcategory The currently selected category 184 * @param int[] $selectedcategories The path to the selected category and its ID. 185 * @return string 186 */ 187 public function category_listitem(core_course_category $category, array $subcategories, $totalsubcategories, 188 $selectedcategory = null, $selectedcategories = array()) { 189 190 $isexpandable = ($totalsubcategories > 0); 191 $isexpanded = (!empty($subcategories)); 192 $activecategory = ($selectedcategory === $category->id); 193 $attributes = array( 194 'class' => 'listitem listitem-category list-group-item list-group-item-action', 195 'data-id' => $category->id, 196 'data-expandable' => $isexpandable ? '1' : '0', 197 'data-expanded' => $isexpanded ? '1' : '0', 198 'data-selected' => $activecategory ? '1' : '0', 199 'data-visible' => $category->visible ? '1' : '0', 200 'role' => 'treeitem', 201 'aria-expanded' => $isexpanded ? 'true' : 'false' 202 ); 203 $text = $category->get_formatted_name(); 204 if (($parent = $category->get_parent_coursecat()) && $parent->id) { 205 $a = new stdClass; 206 $a->category = $text; 207 $a->parentcategory = $parent->get_formatted_name(); 208 $textlabel = get_string('categorysubcategoryof', 'moodle', $a); 209 } 210 $courseicon = $this->output->pix_icon('i/course', get_string('courses')); 211 $bcatinput = array( 212 'id' => 'categorylistitem' . $category->id, 213 'type' => 'checkbox', 214 'name' => 'bcat[]', 215 'value' => $category->id, 216 'class' => 'bulk-action-checkbox custom-control-input', 217 'data-action' => 'select' 218 ); 219 220 $checkboxclass = ''; 221 if (!$category->can_resort_subcategories() && !$category->has_manage_capability()) { 222 // Very very hardcoded here. 223 $checkboxclass = 'd-none'; 224 } 225 226 $viewcaturl = new moodle_url('/course/management.php', array('categoryid' => $category->id)); 227 if ($isexpanded) { 228 $icon = $this->output->pix_icon('t/switch_minus', get_string('collapse'), 229 'moodle', array('class' => 'tree-icon', 'title' => '')); 230 $icon = html_writer::link( 231 $viewcaturl, 232 $icon, 233 array( 234 'class' => 'float-left', 235 'data-action' => 'collapse', 236 'title' => get_string('collapsecategory', 'moodle', $text), 237 'aria-controls' => 'subcategoryof'.$category->id 238 ) 239 ); 240 } else if ($isexpandable) { 241 $icon = $this->output->pix_icon('t/switch_plus', get_string('expand'), 242 'moodle', array('class' => 'tree-icon', 'title' => '')); 243 $icon = html_writer::link( 244 $viewcaturl, 245 $icon, 246 array( 247 'class' => 'float-left', 248 'data-action' => 'expand', 249 'title' => get_string('expandcategory', 'moodle', $text) 250 ) 251 ); 252 } else { 253 $icon = $this->output->pix_icon( 254 'i/empty', 255 '', 256 'moodle', 257 array('class' => 'tree-icon')); 258 $icon = html_writer::span($icon, 'float-left'); 259 } 260 $actions = \core_course\management\helper::get_category_listitem_actions($category); 261 $hasactions = !empty($actions) || $category->can_create_course(); 262 263 $html = html_writer::start_tag('li', $attributes); 264 $html .= html_writer::start_div('clearfix'); 265 $html .= html_writer::start_div('float-left ' . $checkboxclass); 266 $html .= html_writer::start_div('custom-control custom-checkbox mr-1 '); 267 $html .= html_writer::empty_tag('input', $bcatinput); 268 $labeltext = html_writer::span(get_string('bulkactionselect', 'moodle', $text), 'sr-only'); 269 $html .= html_writer::tag('label', $labeltext, array( 270 'class' => 'custom-control-label', 271 'for' => 'categorylistitem' . $category->id)); 272 $html .= html_writer::end_div(); 273 $html .= html_writer::end_div(); 274 $html .= $icon; 275 if ($hasactions) { 276 $textattributes = array('class' => 'float-left categoryname aalink'); 277 } else { 278 $textattributes = array('class' => 'float-left categoryname without-actions'); 279 } 280 if (isset($textlabel)) { 281 $textattributes['aria-label'] = $textlabel; 282 } 283 $html .= html_writer::link($viewcaturl, $text, $textattributes); 284 $html .= html_writer::start_div('float-right d-flex'); 285 if ($category->idnumber) { 286 $html .= html_writer::tag('span', s($category->idnumber), array('class' => 'text-muted idnumber')); 287 } 288 if ($hasactions) { 289 $html .= $this->category_listitem_actions($category, $actions); 290 } 291 $countid = 'course-count-'.$category->id; 292 $html .= html_writer::span( 293 html_writer::span($category->get_courses_count()) . 294 html_writer::span(get_string('courses'), 'accesshide', array('id' => $countid)) . 295 $courseicon, 296 'course-count text-muted', 297 array('aria-labelledby' => $countid) 298 ); 299 $html .= html_writer::end_div(); 300 $html .= html_writer::end_div(); 301 if ($isexpanded) { 302 $html .= html_writer::start_tag('ul', 303 array('class' => 'ml', 'role' => 'group', 'id' => 'subcategoryof'.$category->id)); 304 $catatlevel = \core_course\management\helper::get_expanded_categories($category->path); 305 $catatlevel[] = array_shift($selectedcategories); 306 $catatlevel = array_unique($catatlevel); 307 foreach ($subcategories as $listitem) { 308 $childcategories = (in_array($listitem->id, $catatlevel)) ? $listitem->get_children() : array(); 309 $html .= $this->category_listitem( 310 $listitem, 311 $childcategories, 312 $listitem->get_children_count(), 313 $selectedcategory, 314 $selectedcategories 315 ); 316 } 317 $html .= html_writer::end_tag('ul'); 318 } 319 $html .= html_writer::end_tag('li'); 320 return $html; 321 } 322 323 /** 324 * Renderers the actions that are possible for the course category listing. 325 * 326 * These are not the actions associated with an individual category listing. 327 * That happens through category_listitem_actions. 328 * 329 * @param core_course_category $category 330 * @return string 331 */ 332 public function category_listing_actions(core_course_category $category = null) { 333 $actions = array(); 334 335 $cancreatecategory = $category && $category->can_create_subcategory(); 336 $cancreatecategory = $cancreatecategory || core_course_category::can_create_top_level_category(); 337 if ($category === null) { 338 $category = core_course_category::top(); 339 } 340 341 if ($cancreatecategory) { 342 $url = new moodle_url('/course/editcategory.php', array('parent' => $category->id)); 343 $actions[] = html_writer::link($url, get_string('createnewcategory'), array('class' => 'btn btn-secondary')); 344 } 345 if (core_course_category::can_approve_course_requests()) { 346 $actions[] = html_writer::link(new moodle_url('/course/pending.php'), get_string('coursespending')); 347 } 348 if (count($actions) === 0) { 349 return ''; 350 } 351 return html_writer::div(join(' ', $actions), 'listing-actions category-listing-actions mb-3'); 352 } 353 354 /** 355 * Renderers the actions for individual category list items. 356 * 357 * @param core_course_category $category 358 * @param array $actions 359 * @return string 360 */ 361 public function category_listitem_actions(core_course_category $category, array $actions = null) { 362 if ($actions === null) { 363 $actions = \core_course\management\helper::get_category_listitem_actions($category); 364 } 365 $menu = new action_menu(); 366 $menu->attributes['class'] .= ' category-item-actions item-actions'; 367 $hasitems = false; 368 foreach ($actions as $key => $action) { 369 $hasitems = true; 370 $menu->add(new action_menu_link( 371 $action['url'], 372 $action['icon'], 373 $action['string'], 374 in_array($key, array('show', 'hide', 'moveup', 'movedown')), 375 array('data-action' => $key, 'class' => 'action-'.$key) 376 )); 377 } 378 if (!$hasitems) { 379 return ''; 380 } 381 return $this->render($menu); 382 } 383 384 public function render_action_menu($menu) { 385 return $this->output->render($menu); 386 } 387 388 /** 389 * Renders bulk actions for categories. 390 * 391 * @param core_course_category $category The currently selected category if there is one. 392 * @return string 393 */ 394 public function category_bulk_actions(core_course_category $category = null) { 395 // Resort courses. 396 // Change parent. 397 if (!core_course_category::can_resort_any() && !core_course_category::can_change_parent_any()) { 398 return ''; 399 } 400 $strgo = new lang_string('go'); 401 402 $html = html_writer::start_div('category-bulk-actions bulk-actions'); 403 $html .= html_writer::div(get_string('categorybulkaction'), 'accesshide', array('tabindex' => '0')); 404 if (core_course_category::can_resort_any()) { 405 $selectoptions = array( 406 'selectedcategories' => get_string('selectedcategories'), 407 'allcategories' => get_string('allcategories') 408 ); 409 $form = html_writer::start_div(); 410 if ($category) { 411 $selectoptions = array('thiscategory' => get_string('thiscategory')) + $selectoptions; 412 $form .= html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'currentcategoryid', 'value' => $category->id)); 413 } 414 $form .= html_writer::div( 415 html_writer::select( 416 $selectoptions, 417 'selectsortby', 418 'selectedcategories', 419 false, 420 array('aria-label' => get_string('selectcategorysort')) 421 ) 422 ); 423 $form .= html_writer::div( 424 html_writer::select( 425 array( 426 'name' => get_string('sortbyx', 'moodle', get_string('categoryname')), 427 'namedesc' => get_string('sortbyxreverse', 'moodle', get_string('categoryname')), 428 'idnumber' => get_string('sortbyx', 'moodle', get_string('idnumbercoursecategory')), 429 'idnumberdesc' => get_string('sortbyxreverse' , 'moodle' , get_string('idnumbercoursecategory')), 430 'none' => get_string('dontsortcategories') 431 ), 432 'resortcategoriesby', 433 'name', 434 false, 435 array('aria-label' => get_string('selectcategorysortby'), 'class' => 'mt-1') 436 ) 437 ); 438 $form .= html_writer::div( 439 html_writer::select( 440 array( 441 'fullname' => get_string('sortbyx', 'moodle', get_string('fullnamecourse')), 442 'fullnamedesc' => get_string('sortbyxreverse', 'moodle', get_string('fullnamecourse')), 443 'shortname' => get_string('sortbyx', 'moodle', get_string('shortnamecourse')), 444 'shortnamedesc' => get_string('sortbyxreverse', 'moodle', get_string('shortnamecourse')), 445 'idnumber' => get_string('sortbyx', 'moodle', get_string('idnumbercourse')), 446 'idnumberdesc' => get_string('sortbyxreverse', 'moodle', get_string('idnumbercourse')), 447 'timecreated' => get_string('sortbyx', 'moodle', get_string('timecreatedcourse')), 448 'timecreateddesc' => get_string('sortbyxreverse', 'moodle', get_string('timecreatedcourse')), 449 'none' => get_string('dontsortcourses') 450 ), 451 'resortcoursesby', 452 'fullname', 453 false, 454 array('aria-label' => get_string('selectcoursesortby'), 'class' => 'mt-1') 455 ) 456 ); 457 $form .= html_writer::empty_tag('input', array('type' => 'submit', 'name' => 'bulksort', 458 'value' => get_string('sort'), 'class' => 'btn btn-secondary my-1')); 459 $form .= html_writer::end_div(); 460 461 $html .= html_writer::start_div('detail-pair row yui3-g my-1'); 462 $html .= html_writer::div(html_writer::span(get_string('sorting')), 'pair-key col-md-3 yui3-u-1-4'); 463 $html .= html_writer::div($form, 'pair-value col-md-9 yui3-u-3-4'); 464 $html .= html_writer::end_div(); 465 } 466 if (core_course_category::can_change_parent_any()) { 467 $options = array(); 468 if (core_course_category::top()->has_manage_capability()) { 469 $options[0] = core_course_category::top()->get_formatted_name(); 470 } 471 $options += core_course_category::make_categories_list('moodle/category:manage'); 472 $select = html_writer::select( 473 $options, 474 'movecategoriesto', 475 '', 476 array('' => 'choosedots'), 477 array('aria-labelledby' => 'moveselectedcategoriesto', 'class' => 'mr-1') 478 ); 479 $submit = array('type' => 'submit', 'name' => 'bulkmovecategories', 'value' => get_string('move'), 480 'class' => 'btn btn-secondary'); 481 $html .= $this->detail_pair( 482 html_writer::span(get_string('moveselectedcategoriesto'), '', array('id' => 'moveselectedcategoriesto')), 483 $select . html_writer::empty_tag('input', $submit) 484 ); 485 } 486 $html .= html_writer::end_div(); 487 return $html; 488 } 489 490 /** 491 * Renders a course listing. 492 * 493 * @param core_course_category $category The currently selected category. This is what the listing is focused on. 494 * @param core_course_list_element $course The currently selected course. 495 * @param int $page The page being displayed. 496 * @param int $perpage The number of courses to display per page. 497 * @param string|null $viewmode The view mode the page is in, one out of 'default', 'combined', 'courses' or 'categories'. 498 * @return string 499 */ 500 public function course_listing(core_course_category $category = null, core_course_list_element $course = null, 501 $page = 0, $perpage = 20, $viewmode = 'default') { 502 503 if ($category === null) { 504 $html = html_writer::start_div('select-a-category'); 505 $html .= html_writer::tag('h3', get_string('courses'), 506 array('id' => 'course-listing-title', 'tabindex' => '0')); 507 $html .= $this->output->notification(get_string('selectacategory'), 'notifymessage'); 508 $html .= html_writer::end_div(); 509 return $html; 510 } 511 512 $page = max($page, 0); 513 $perpage = max($perpage, 2); 514 $totalcourses = $category->coursecount; 515 $totalpages = ceil($totalcourses / $perpage); 516 if ($page > $totalpages - 1) { 517 $page = $totalpages - 1; 518 } 519 $options = array( 520 'offset' => $page * $perpage, 521 'limit' => $perpage 522 ); 523 $courseid = isset($course) ? $course->id : null; 524 $class = ''; 525 if ($page === 0) { 526 $class .= ' firstpage'; 527 } 528 if ($page + 1 === (int)$totalpages) { 529 $class .= ' lastpage'; 530 } 531 532 $html = html_writer::start_div('card course-listing w-100'.$class, array( 533 'data-category' => $category->id, 534 'data-page' => $page, 535 'data-totalpages' => $totalpages, 536 'data-totalcourses' => $totalcourses, 537 'data-canmoveoutof' => $category->can_move_courses_out_of() && $category->can_move_courses_into() 538 )); 539 $html .= html_writer::tag('h3', $category->get_formatted_name(), 540 array('id' => 'course-listing-title', 'tabindex' => '0', 'class' => 'card-header')); 541 $html .= html_writer::start_div('card-body'); 542 $html .= $this->course_listing_actions($category, $course, $perpage); 543 $html .= $this->listing_pagination($category, $page, $perpage, false, $viewmode); 544 $html .= html_writer::start_tag('ul', array('class' => 'ml course-list')); 545 foreach ($category->get_courses($options) as $listitem) { 546 $html .= $this->course_listitem($category, $listitem, $courseid); 547 } 548 $html .= html_writer::end_tag('ul'); 549 $html .= $this->listing_pagination($category, $page, $perpage, true, $viewmode); 550 $html .= $this->course_bulk_actions($category); 551 $html .= html_writer::end_div(); 552 $html .= html_writer::end_div(); 553 return $html; 554 } 555 556 /** 557 * Renders pagination for a course listing. 558 * 559 * @param core_course_category $category The category to produce pagination for. 560 * @param int $page The current page. 561 * @param int $perpage The number of courses to display per page. 562 * @param bool $showtotals Set to true to show the total number of courses and what is being displayed. 563 * @param string|null $viewmode The view mode the page is in, one out of 'default', 'combined', 'courses' or 'categories'. 564 * @return string 565 */ 566 protected function listing_pagination(core_course_category $category, $page, $perpage, $showtotals = false, 567 $viewmode = 'default') { 568 $html = ''; 569 $totalcourses = $category->get_courses_count(); 570 $totalpages = ceil($totalcourses / $perpage); 571 if ($showtotals) { 572 if ($totalpages == 0) { 573 $str = get_string('nocoursesyet'); 574 } else if ($totalpages == 1) { 575 $str = get_string('showingacourses', 'moodle', $totalcourses); 576 } else { 577 $a = new stdClass; 578 $a->start = ($page * $perpage) + 1; 579 $a->end = min((($page + 1) * $perpage), $totalcourses); 580 $a->total = $totalcourses; 581 $str = get_string('showingxofycourses', 'moodle', $a); 582 } 583 $html .= html_writer::div($str, 'listing-pagination-totals text-muted'); 584 } 585 586 if ($viewmode !== 'default') { 587 $baseurl = new moodle_url('/course/management.php', array('categoryid' => $category->id, 588 'view' => $viewmode)); 589 } else { 590 $baseurl = new moodle_url('/course/management.php', array('categoryid' => $category->id)); 591 } 592 593 $html .= $this->output->paging_bar($totalcourses, $page, $perpage, $baseurl); 594 return $html; 595 } 596 597 /** 598 * Renderers a course list item. 599 * 600 * This function will be called for every course being displayed by course_listing. 601 * 602 * @param core_course_category $category The currently selected category and the category the course belongs to. 603 * @param core_course_list_element $course The course to produce HTML for. 604 * @param int $selectedcourse The id of the currently selected course. 605 * @return string 606 */ 607 public function course_listitem(core_course_category $category, core_course_list_element $course, $selectedcourse) { 608 609 $text = $course->get_formatted_name(); 610 $attributes = array( 611 'class' => 'listitem listitem-course list-group-item list-group-item-action', 612 'data-id' => $course->id, 613 'data-selected' => ($selectedcourse == $course->id) ? '1' : '0', 614 'data-visible' => $course->visible ? '1' : '0' 615 ); 616 617 $bulkcourseinput = array( 618 'id' => 'courselistitem' . $course->id, 619 'type' => 'checkbox', 620 'name' => 'bc[]', 621 'value' => $course->id, 622 'class' => 'bulk-action-checkbox custom-control-input', 623 'data-action' => 'select' 624 ); 625 626 $checkboxclass = ''; 627 if (!$category->has_manage_capability()) { 628 // Very very hardcoded here. 629 $checkboxclass = 'd-none'; 630 } 631 632 $viewcourseurl = new moodle_url($this->page->url, array('courseid' => $course->id)); 633 634 $html = html_writer::start_tag('li', $attributes); 635 $html .= html_writer::start_div('clearfix'); 636 637 if ($category->can_resort_courses()) { 638 // In order for dnd to be available the user must be able to resort the category children.. 639 $html .= html_writer::div($this->output->pix_icon('i/move_2d', get_string('dndcourse')), 'float-left drag-handle'); 640 } 641 642 $html .= html_writer::start_div('float-left ' . $checkboxclass); 643 $html .= html_writer::start_div('custom-control custom-checkbox mr-1 '); 644 $html .= html_writer::empty_tag('input', $bulkcourseinput); 645 $labeltext = html_writer::span(get_string('bulkactionselect', 'moodle', $text), 'sr-only'); 646 $html .= html_writer::tag('label', $labeltext, array( 647 'class' => 'custom-control-label', 648 'for' => 'courselistitem' . $course->id)); 649 $html .= html_writer::end_div(); 650 $html .= html_writer::end_div(); 651 $html .= html_writer::link($viewcourseurl, $text, array('class' => 'float-left coursename aalink')); 652 $html .= html_writer::start_div('float-right'); 653 if ($course->idnumber) { 654 $html .= html_writer::tag('span', s($course->idnumber), array('class' => 'text-muted idnumber')); 655 } 656 $html .= $this->course_listitem_actions($category, $course); 657 $html .= html_writer::end_div(); 658 $html .= html_writer::end_div(); 659 $html .= html_writer::end_tag('li'); 660 return $html; 661 } 662 663 /** 664 * Renderers actions for the course listing. 665 * 666 * Not to be confused with course_listitem_actions which renderers the actions for individual courses. 667 * 668 * @param core_course_category $category 669 * @param core_course_list_element $course The currently selected course. 670 * @param int $perpage 671 * @return string 672 */ 673 public function course_listing_actions(core_course_category $category, core_course_list_element $course = null, $perpage = 20) { 674 $actions = array(); 675 if ($category->can_create_course()) { 676 $url = new moodle_url('/course/edit.php', array('category' => $category->id, 'returnto' => 'catmanage')); 677 $actions[] = html_writer::link($url, get_string('createnewcourse'), array('class' => 'btn btn-secondary')); 678 } 679 if ($category->can_request_course()) { 680 // Request a new course. 681 $url = new moodle_url('/course/request.php', array('category' => $category->id, 'return' => 'management')); 682 $actions[] = html_writer::link($url, get_string('requestcourse')); 683 } 684 if ($category->can_resort_courses()) { 685 $params = $this->page->url->params(); 686 $params['action'] = 'resortcourses'; 687 $params['sesskey'] = sesskey(); 688 $baseurl = new moodle_url('/course/management.php', $params); 689 $fullnameurl = new moodle_url($baseurl, array('resort' => 'fullname')); 690 $fullnameurldesc = new moodle_url($baseurl, array('resort' => 'fullnamedesc')); 691 $shortnameurl = new moodle_url($baseurl, array('resort' => 'shortname')); 692 $shortnameurldesc = new moodle_url($baseurl, array('resort' => 'shortnamedesc')); 693 $idnumberurl = new moodle_url($baseurl, array('resort' => 'idnumber')); 694 $idnumberdescurl = new moodle_url($baseurl, array('resort' => 'idnumberdesc')); 695 $timecreatedurl = new moodle_url($baseurl, array('resort' => 'timecreated')); 696 $timecreateddescurl = new moodle_url($baseurl, array('resort' => 'timecreateddesc')); 697 $menu = new action_menu(array( 698 new action_menu_link_secondary($fullnameurl, 699 null, 700 get_string('sortbyx', 'moodle', get_string('fullnamecourse'))), 701 new action_menu_link_secondary($fullnameurldesc, 702 null, 703 get_string('sortbyxreverse', 'moodle', get_string('fullnamecourse'))), 704 new action_menu_link_secondary($shortnameurl, 705 null, 706 get_string('sortbyx', 'moodle', get_string('shortnamecourse'))), 707 new action_menu_link_secondary($shortnameurldesc, 708 null, 709 get_string('sortbyxreverse', 'moodle', get_string('shortnamecourse'))), 710 new action_menu_link_secondary($idnumberurl, 711 null, 712 get_string('sortbyx', 'moodle', get_string('idnumbercourse'))), 713 new action_menu_link_secondary($idnumberdescurl, 714 null, 715 get_string('sortbyxreverse', 'moodle', get_string('idnumbercourse'))), 716 new action_menu_link_secondary($timecreatedurl, 717 null, 718 get_string('sortbyx', 'moodle', get_string('timecreatedcourse'))), 719 new action_menu_link_secondary($timecreateddescurl, 720 null, 721 get_string('sortbyxreverse', 'moodle', get_string('timecreatedcourse'))) 722 )); 723 $menu->set_menu_trigger(get_string('resortcourses')); 724 $actions[] = $this->render($menu); 725 } 726 $strall = get_string('all'); 727 $menu = new action_menu(array( 728 new action_menu_link_secondary(new moodle_url($this->page->url, array('perpage' => 5)), null, 5), 729 new action_menu_link_secondary(new moodle_url($this->page->url, array('perpage' => 10)), null, 10), 730 new action_menu_link_secondary(new moodle_url($this->page->url, array('perpage' => 20)), null, 20), 731 new action_menu_link_secondary(new moodle_url($this->page->url, array('perpage' => 50)), null, 50), 732 new action_menu_link_secondary(new moodle_url($this->page->url, array('perpage' => 100)), null, 100), 733 new action_menu_link_secondary(new moodle_url($this->page->url, array('perpage' => 999)), null, $strall), 734 )); 735 if ((int)$perpage === 999) { 736 $perpage = $strall; 737 } 738 $menu->attributes['class'] .= ' courses-per-page'; 739 $menu->set_menu_trigger(get_string('perpagea', 'moodle', $perpage)); 740 $actions[] = $this->render($menu); 741 return html_writer::div(join(' ', $actions), 'listing-actions course-listing-actions'); 742 } 743 744 /** 745 * Renderers actions for individual course actions. 746 * 747 * @param core_course_category $category The currently selected category. 748 * @param core_course_list_element $course The course to renderer actions for. 749 * @return string 750 */ 751 public function course_listitem_actions(core_course_category $category, core_course_list_element $course) { 752 $actions = \core_course\management\helper::get_course_listitem_actions($category, $course); 753 if (empty($actions)) { 754 return ''; 755 } 756 $actionshtml = array(); 757 foreach ($actions as $action) { 758 $action['attributes']['role'] = 'button'; 759 $actionshtml[] = $this->output->action_icon($action['url'], $action['icon'], null, $action['attributes']); 760 } 761 return html_writer::span(join('', $actionshtml), 'course-item-actions item-actions'); 762 } 763 764 /** 765 * Renderers bulk actions that can be performed on courses. 766 * 767 * @param core_course_category $category The currently selected category and the category in which courses that 768 * are selectable belong. 769 * @return string 770 */ 771 public function course_bulk_actions(core_course_category $category) { 772 $html = html_writer::start_div('course-bulk-actions bulk-actions'); 773 if ($category->can_move_courses_out_of()) { 774 $html .= html_writer::div(get_string('coursebulkaction'), 'accesshide', array('tabindex' => '0')); 775 $options = core_course_category::make_categories_list('moodle/category:manage'); 776 $select = html_writer::select( 777 $options, 778 'movecoursesto', 779 '', 780 array('' => 'choosedots'), 781 array('aria-labelledby' => 'moveselectedcoursesto', 'class' => 'mr-1') 782 ); 783 $submit = array('type' => 'submit', 'name' => 'bulkmovecourses', 'value' => get_string('move'), 784 'class' => 'btn btn-secondary'); 785 $html .= $this->detail_pair( 786 html_writer::span(get_string('moveselectedcoursesto'), '', array('id' => 'moveselectedcoursesto')), 787 $select . html_writer::empty_tag('input', $submit) 788 ); 789 } 790 $html .= html_writer::end_div(); 791 return $html; 792 } 793 794 /** 795 * Renderers bulk actions that can be performed on courses in search returns 796 * 797 * @return string 798 */ 799 public function course_search_bulk_actions() { 800 $html = html_writer::start_div('course-bulk-actions bulk-actions'); 801 $html .= html_writer::div(get_string('coursebulkaction'), 'accesshide', array('tabindex' => '0')); 802 $options = core_course_category::make_categories_list('moodle/category:manage'); 803 $select = html_writer::select( 804 $options, 805 'movecoursesto', 806 '', 807 array('' => 'choosedots'), 808 array('aria-labelledby' => 'moveselectedcoursesto') 809 ); 810 $submit = array('type' => 'submit', 'name' => 'bulkmovecourses', 'value' => get_string('move'), 811 'class' => 'btn btn-secondary'); 812 $html .= $this->detail_pair( 813 html_writer::span(get_string('moveselectedcoursesto'), '', array('id' => 'moveselectedcoursesto')), 814 $select . html_writer::empty_tag('input', $submit) 815 ); 816 $html .= html_writer::end_div(); 817 return $html; 818 } 819 820 /** 821 * Renderers detailed course information. 822 * 823 * @param core_course_list_element $course The course to display details for. 824 * @return string 825 */ 826 public function course_detail(core_course_list_element $course) { 827 $details = \core_course\management\helper::get_course_detail_array($course); 828 $fullname = $details['fullname']['value']; 829 830 $html = html_writer::start_div('course-detail card'); 831 $html .= html_writer::start_div('card-header'); 832 $html .= html_writer::tag('h3', $fullname, array('id' => 'course-detail-title', 833 'class' => 'card-title', 'tabindex' => '0')); 834 $html .= html_writer::end_div(); 835 $html .= html_writer::start_div('card-body'); 836 $html .= $this->course_detail_actions($course); 837 foreach ($details as $class => $data) { 838 $html .= $this->detail_pair($data['key'], $data['value'], $class); 839 } 840 $html .= html_writer::end_div(); 841 $html .= html_writer::end_div(); 842 return $html; 843 } 844 845 /** 846 * Renderers a key value pair of information for display. 847 * 848 * @param string $key 849 * @param string $value 850 * @param string $class 851 * @return string 852 */ 853 protected function detail_pair($key, $value, $class ='') { 854 $html = html_writer::start_div('detail-pair row yui3-g '.preg_replace('#[^a-zA-Z0-9_\-]#', '-', $class)); 855 $html .= html_writer::div(html_writer::span($key), 'pair-key col-md-3 yui3-u-1-4 font-weight-bold'); 856 $html .= html_writer::div(html_writer::span($value), 'pair-value col-md-8 yui3-u-3-4'); 857 $html .= html_writer::end_div(); 858 return $html; 859 } 860 861 /** 862 * A collection of actions for a course. 863 * 864 * @param core_course_list_element $course The course to display actions for. 865 * @return string 866 */ 867 public function course_detail_actions(core_course_list_element $course) { 868 $actions = \core_course\management\helper::get_course_detail_actions($course); 869 if (empty($actions)) { 870 return ''; 871 } 872 $options = array(); 873 foreach ($actions as $action) { 874 $options[] = $this->action_link($action['url'], $action['string'], null, 875 array('class' => 'btn btn-sm btn-secondary mr-1 mb-3')); 876 } 877 return html_writer::div(join('', $options), 'listing-actions course-detail-listing-actions'); 878 } 879 880 /** 881 * Creates an action button (styled link) 882 * 883 * @param moodle_url $url The URL to go to when clicked. 884 * @param string $text The text for the button. 885 * @param string $id An id to give the button. 886 * @param string $class A class to give the button. 887 * @param array $attributes Any additional attributes 888 * @return string 889 */ 890 protected function action_button(moodle_url $url, $text, $id = null, $class = null, $title = null, array $attributes = array()) { 891 if (isset($attributes['class'])) { 892 $attributes['class'] .= ' yui3-button'; 893 } else { 894 $attributes['class'] = 'yui3-button'; 895 } 896 if (!is_null($id)) { 897 $attributes['id'] = $id; 898 } 899 if (!is_null($class)) { 900 $attributes['class'] .= ' '.$class; 901 } 902 if (is_null($title)) { 903 $title = $text; 904 } 905 $attributes['title'] = $title; 906 if (!isset($attributes['role'])) { 907 $attributes['role'] = 'button'; 908 } 909 return html_writer::link($url, $text, $attributes); 910 } 911 912 /** 913 * Opens a grid. 914 * 915 * Call {@link core_course_management_renderer::grid_column_start()} to create columns. 916 * 917 * @param string $id An id to give this grid. 918 * @param string $class A class to give this grid. 919 * @return string 920 */ 921 public function grid_start($id = null, $class = null) { 922 $gridclass = 'grid-start grid-row-r d-flex flex-wrap row'; 923 if (is_null($class)) { 924 $class = $gridclass; 925 } else { 926 $class .= ' ' . $gridclass; 927 } 928 $attributes = array(); 929 if (!is_null($id)) { 930 $attributes['id'] = $id; 931 } 932 return html_writer::start_div($class, $attributes); 933 } 934 935 /** 936 * Closes the grid. 937 * 938 * @return string 939 */ 940 public function grid_end() { 941 return html_writer::end_div(); 942 } 943 944 /** 945 * Opens a grid column 946 * 947 * @param int $size The number of segments this column should span. 948 * @param string $id An id to give the column. 949 * @param string $class A class to give the column. 950 * @return string 951 */ 952 public function grid_column_start($size, $id = null, $class = null) { 953 954 if ($id == 'course-detail') { 955 $size = 12; 956 $bootstrapclass = 'col-md-'.$size; 957 } else { 958 $bootstrapclass = 'd-flex flex-wrap px-3 mb-3'; 959 } 960 961 $yuigridclass = "col-sm"; 962 963 if (is_null($class)) { 964 $class = $yuigridclass . ' ' . $bootstrapclass; 965 } else { 966 $class .= ' ' . $yuigridclass . ' ' . $bootstrapclass; 967 } 968 $attributes = array(); 969 if (!is_null($id)) { 970 $attributes['id'] = $id; 971 } 972 return html_writer::start_div($class . " grid_column_start", $attributes); 973 } 974 975 /** 976 * Closes a grid column. 977 * 978 * @return string 979 */ 980 public function grid_column_end() { 981 return html_writer::end_div(); 982 } 983 984 /** 985 * Renders an action_icon. 986 * 987 * This function uses the {@link core_renderer::action_link()} method for the 988 * most part. What it does different is prepare the icon as HTML and use it 989 * as the link text. 990 * 991 * @param string|moodle_url $url A string URL or moodel_url 992 * @param pix_icon $pixicon 993 * @param component_action $action 994 * @param array $attributes associative array of html link attributes + disabled 995 * @param bool $linktext show title next to image in link 996 * @return string HTML fragment 997 */ 998 public function action_icon($url, pix_icon $pixicon, component_action $action = null, 999 array $attributes = null, $linktext = false) { 1000 if (!($url instanceof moodle_url)) { 1001 $url = new moodle_url($url); 1002 } 1003 $attributes = (array)$attributes; 1004 1005 if (empty($attributes['class'])) { 1006 // Let devs override the class via $attributes. 1007 $attributes['class'] = 'action-icon'; 1008 } 1009 1010 $icon = $this->render($pixicon); 1011 1012 if ($linktext) { 1013 $text = $pixicon->attributes['alt']; 1014 } else { 1015 $text = ''; 1016 } 1017 1018 return $this->action_link($url, $icon.$text, $action, $attributes); 1019 } 1020 1021 /** 1022 * Displays a view mode selector. 1023 * 1024 * @param array $modes An array of view modes. 1025 * @param string $currentmode The current view mode. 1026 * @param moodle_url $url The URL to use when changing actions. Defaults to the page URL. 1027 * @param string $param The param name. 1028 * @return string 1029 */ 1030 public function view_mode_selector(array $modes, $currentmode, moodle_url $url = null, $param = 'view') { 1031 if ($url === null) { 1032 $url = $this->page->url; 1033 } 1034 1035 $menu = new action_menu; 1036 $menu->attributes['class'] .= ' view-mode-selector vms ml-1'; 1037 1038 $selected = null; 1039 foreach ($modes as $mode => $modestr) { 1040 $attributes = array( 1041 'class' => 'vms-mode', 1042 'data-mode' => $mode 1043 ); 1044 if ($currentmode === $mode) { 1045 $attributes['class'] .= ' currentmode'; 1046 $selected = $modestr; 1047 } 1048 if ($selected === null) { 1049 $selected = $modestr; 1050 } 1051 $modeurl = new moodle_url($url, array($param => $mode)); 1052 if ($mode === 'default') { 1053 $modeurl->remove_params($param); 1054 } 1055 $menu->add(new action_menu_link_secondary($modeurl, null, $modestr, $attributes)); 1056 } 1057 1058 $menu->set_menu_trigger($selected); 1059 1060 $html = html_writer::start_div('view-mode-selector vms d-flex'); 1061 $html .= get_string('viewing').' '.$this->render($menu); 1062 $html .= html_writer::end_div(); 1063 1064 return $html; 1065 } 1066 1067 /** 1068 * Displays a search result listing. 1069 * 1070 * @param array $courses The courses to display. 1071 * @param int $totalcourses The total number of courses to display. 1072 * @param core_course_list_element $course The currently selected course if there is one. 1073 * @param int $page The current page, starting at 0. 1074 * @param int $perpage The number of courses to display per page. 1075 * @param string $search The string we are searching for. 1076 * @return string 1077 */ 1078 public function search_listing(array $courses, $totalcourses, core_course_list_element $course = null, $page = 0, $perpage = 20, 1079 $search = '') { 1080 $page = max($page, 0); 1081 $perpage = max($perpage, 2); 1082 $totalpages = ceil($totalcourses / $perpage); 1083 if ($page > $totalpages - 1) { 1084 $page = $totalpages - 1; 1085 } 1086 $courseid = isset($course) ? $course->id : null; 1087 $first = true; 1088 $last = false; 1089 $i = $page * $perpage; 1090 1091 $html = html_writer::start_div('course-listing w-100', array( 1092 'data-category' => 'search', 1093 'data-page' => $page, 1094 'data-totalpages' => $totalpages, 1095 'data-totalcourses' => $totalcourses 1096 )); 1097 $html .= html_writer::tag('h3', get_string('courses')); 1098 $html .= $this->search_pagination($totalcourses, $page, $perpage); 1099 $html .= html_writer::start_tag('ul', array('class' => 'ml')); 1100 foreach ($courses as $listitem) { 1101 $i++; 1102 if ($i == $totalcourses) { 1103 $last = true; 1104 } 1105 $html .= $this->search_listitem($listitem, $courseid, $first, $last); 1106 $first = false; 1107 } 1108 $html .= html_writer::end_tag('ul'); 1109 $html .= $this->search_pagination($totalcourses, $page, $perpage, true, $search); 1110 $html .= $this->course_search_bulk_actions(); 1111 $html .= html_writer::end_div(); 1112 return $html; 1113 } 1114 1115 /** 1116 * Displays pagination for search results. 1117 * 1118 * @param int $totalcourses The total number of courses to be displayed. 1119 * @param int $page The current page. 1120 * @param int $perpage The number of courses being displayed. 1121 * @param bool $showtotals Whether or not to print total information. 1122 * @param string $search The string we are searching for. 1123 * @return string 1124 */ 1125 protected function search_pagination($totalcourses, $page, $perpage, $showtotals = false, $search = '') { 1126 $html = ''; 1127 $totalpages = ceil($totalcourses / $perpage); 1128 if ($showtotals) { 1129 if ($totalpages == 0) { 1130 $str = get_string('nocoursesfound', 'moodle', s($search)); 1131 } else if ($totalpages == 1) { 1132 $str = get_string('showingacourses', 'moodle', $totalcourses); 1133 } else { 1134 $a = new stdClass; 1135 $a->start = ($page * $perpage) + 1; 1136 $a->end = min((($page + 1) * $perpage), $totalcourses); 1137 $a->total = $totalcourses; 1138 $str = get_string('showingxofycourses', 'moodle', $a); 1139 } 1140 $html .= html_writer::div($str, 'listing-pagination-totals text-muted'); 1141 } 1142 1143 if ($totalcourses < $perpage) { 1144 return $html; 1145 } 1146 $aside = 2; 1147 $span = $aside * 2 + 1; 1148 $start = max($page - $aside, 0); 1149 $end = min($page + $aside, $totalpages - 1); 1150 if (($end - $start) < $span) { 1151 if ($start == 0) { 1152 $end = min($totalpages - 1, $span - 1); 1153 } else if ($end == ($totalpages - 1)) { 1154 $start = max(0, $end - $span + 1); 1155 } 1156 } 1157 $items = array(); 1158 $baseurl = $this->page->url; 1159 if ($page > 0) { 1160 $items[] = $this->action_button(new moodle_url($baseurl, array('page' => 0)), get_string('first')); 1161 $items[] = $this->action_button(new moodle_url($baseurl, array('page' => $page - 1)), get_string('prev')); 1162 $items[] = '...'; 1163 } 1164 for ($i = $start; $i <= $end; $i++) { 1165 $class = ''; 1166 if ($page == $i) { 1167 $class = 'active-page'; 1168 } 1169 $items[] = $this->action_button(new moodle_url($baseurl, array('page' => $i)), $i + 1, null, $class); 1170 } 1171 if ($page < ($totalpages - 1)) { 1172 $items[] = '...'; 1173 $items[] = $this->action_button(new moodle_url($baseurl, array('page' => $page + 1)), get_string('next')); 1174 $items[] = $this->action_button(new moodle_url($baseurl, array('page' => $totalpages - 1)), get_string('last')); 1175 } 1176 1177 $html .= html_writer::div(join('', $items), 'listing-pagination'); 1178 return $html; 1179 } 1180 1181 /** 1182 * Renderers a search result course list item. 1183 * 1184 * This function will be called for every course being displayed by course_listing. 1185 * 1186 * @param core_course_list_element $course The course to produce HTML for. 1187 * @param int $selectedcourse The id of the currently selected course. 1188 * @return string 1189 */ 1190 public function search_listitem(core_course_list_element $course, $selectedcourse) { 1191 1192 $text = $course->get_formatted_name(); 1193 $attributes = array( 1194 'class' => 'listitem listitem-course list-group-item list-group-item-action', 1195 'data-id' => $course->id, 1196 'data-selected' => ($selectedcourse == $course->id) ? '1' : '0', 1197 'data-visible' => $course->visible ? '1' : '0' 1198 ); 1199 $bulkcourseinput = ''; 1200 if (core_course_category::get($course->category)->can_move_courses_out_of()) { 1201 $bulkcourseinput = array( 1202 'type' => 'checkbox', 1203 'id' => 'coursesearchlistitem' . $course->id, 1204 'name' => 'bc[]', 1205 'value' => $course->id, 1206 'class' => 'bulk-action-checkbox custom-control-input', 1207 'data-action' => 'select' 1208 ); 1209 } 1210 $viewcourseurl = new moodle_url($this->page->url, array('courseid' => $course->id)); 1211 $categoryname = core_course_category::get($course->category)->get_formatted_name(); 1212 1213 $html = html_writer::start_tag('li', $attributes); 1214 $html .= html_writer::start_div('clearfix'); 1215 $html .= html_writer::start_div('float-left'); 1216 if ($bulkcourseinput) { 1217 $html .= html_writer::start_div('custom-control custom-checkbox mr-1'); 1218 $html .= html_writer::empty_tag('input', $bulkcourseinput); 1219 $labeltext = html_writer::span(get_string('bulkactionselect', 'moodle', $text), 'sr-only'); 1220 $html .= html_writer::tag('label', $labeltext, array( 1221 'class' => 'custom-control-label', 1222 'for' => 'coursesearchlistitem' . $course->id)); 1223 $html .= html_writer::end_div(); 1224 } 1225 $html .= html_writer::end_div(); 1226 $html .= html_writer::link($viewcourseurl, $text, array('class' => 'float-left coursename aalink')); 1227 $html .= html_writer::tag('span', $categoryname, array('class' => 'float-left ml-3 text-muted')); 1228 $html .= html_writer::start_div('float-right'); 1229 $html .= $this->search_listitem_actions($course); 1230 $html .= html_writer::tag('span', s($course->idnumber), array('class' => 'text-muted idnumber')); 1231 $html .= html_writer::end_div(); 1232 $html .= html_writer::end_div(); 1233 $html .= html_writer::end_tag('li'); 1234 return $html; 1235 } 1236 1237 /** 1238 * Renderers actions for individual course actions. 1239 * 1240 * @param core_course_list_element $course The course to renderer actions for. 1241 * @return string 1242 */ 1243 public function search_listitem_actions(core_course_list_element $course) { 1244 $baseurl = new moodle_url( 1245 '/course/managementsearch.php', 1246 array('courseid' => $course->id, 'categoryid' => $course->category, 'sesskey' => sesskey()) 1247 ); 1248 $actions = array(); 1249 // Edit. 1250 if ($course->can_access()) { 1251 if ($course->can_edit()) { 1252 $actions[] = $this->output->action_icon( 1253 new moodle_url('/course/edit.php', array('id' => $course->id)), 1254 new pix_icon('t/edit', get_string('edit')), 1255 null, 1256 array('class' => 'action-edit') 1257 ); 1258 } 1259 // Delete. 1260 if ($course->can_delete()) { 1261 $actions[] = $this->output->action_icon( 1262 new moodle_url('/course/delete.php', array('id' => $course->id)), 1263 new pix_icon('t/delete', get_string('delete')), 1264 null, 1265 array('class' => 'action-delete') 1266 ); 1267 } 1268 // Show/Hide. 1269 if ($course->can_change_visibility()) { 1270 $actions[] = $this->output->action_icon( 1271 new moodle_url($baseurl, array('action' => 'hidecourse')), 1272 new pix_icon('t/hide', get_string('hide')), 1273 null, 1274 array('data-action' => 'hide', 'class' => 'action-hide') 1275 ); 1276 $actions[] = $this->output->action_icon( 1277 new moodle_url($baseurl, array('action' => 'showcourse')), 1278 new pix_icon('t/show', get_string('show')), 1279 null, 1280 array('data-action' => 'show', 'class' => 'action-show') 1281 ); 1282 } 1283 } 1284 if (empty($actions)) { 1285 return ''; 1286 } 1287 return html_writer::span(join('', $actions), 'course-item-actions item-actions'); 1288 } 1289 1290 /** 1291 * Renders html to display a course search form 1292 * 1293 * @param string $value default value to populate the search field 1294 * @return string 1295 */ 1296 public function course_search_form($value = '') { 1297 1298 $data = [ 1299 'action' => new moodle_url('/course/management.php'), 1300 'btnclass' => 'btn-primary', 1301 'extraclasses' => 'my-3 d-flex justify-content-center', 1302 'inputname' => 'search', 1303 'searchstring' => get_string('searchcourses'), 1304 'value' => $value 1305 ]; 1306 return $this->render_from_template('core/search_input', $data); 1307 } 1308 1309 /** 1310 * Creates access hidden skip to links for the displayed sections. 1311 * 1312 * @param bool $displaycategorylisting 1313 * @param bool $displaycourselisting 1314 * @param bool $displaycoursedetail 1315 * @return string 1316 */ 1317 public function accessible_skipto_links($displaycategorylisting, $displaycourselisting, $displaycoursedetail) { 1318 $html = html_writer::start_div('skiplinks accesshide'); 1319 $url = new moodle_url($this->page->url); 1320 if ($displaycategorylisting) { 1321 $url->set_anchor('category-listing'); 1322 $html .= html_writer::link($url, get_string('skiptocategorylisting'), array('class' => 'skip')); 1323 } 1324 if ($displaycourselisting) { 1325 $url->set_anchor('course-listing'); 1326 $html .= html_writer::link($url, get_string('skiptocourselisting'), array('class' => 'skip')); 1327 } 1328 if ($displaycoursedetail) { 1329 $url->set_anchor('course-detail'); 1330 $html .= html_writer::link($url, get_string('skiptocoursedetails'), array('class' => 'skip')); 1331 } 1332 $html .= html_writer::end_div(); 1333 return $html; 1334 } 1335 1336 }
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