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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.
/mod/wiki/ -> 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]
1 <?php 2 3 // This file is part of Moodle - http://moodle.org/ 4 // 5 // Moodle is free software: you can redistribute it and/or modify 6 // it under the terms of the GNU General Public License as published by 7 // the Free Software Foundation, either version 3 of the License, or 8 // (at your option) any later version. 9 // 10 // Moodle is distributed in the hope that it will be useful, 11 // but WITHOUT ANY WARRANTY; without even the implied warranty of 12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 // GNU General Public License for more details. 14 // 15 // You should have received a copy of the GNU General Public License 16 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 17 18 /** 19 * Moodle Wiki 2.0 Renderer 20 * 21 * @package mod_wiki 22 * @copyright 2010 Dongsheng Cai <dongsheng@moodle.com> 23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 24 */ 25 26 defined('MOODLE_INTERNAL') || die(); 27 28 class mod_wiki_renderer extends plugin_renderer_base { 29 public function page_index() { 30 global $CFG; 31 $output = ''; 32 // Checking wiki instance 33 if (!$wiki = wiki_get_wiki($this->page->cm->instance)) { 34 return false; 35 } 36 37 // @TODO: Fix call to wiki_get_subwiki_by_group 38 $gid = groups_get_activity_group($this->page->cm); 39 $gid = !empty($gid) ? $gid : 0; 40 if (!$subwiki = wiki_get_subwiki_by_group($this->page->cm->instance, $gid)) { 41 return false; 42 } 43 $swid = $subwiki->id; 44 $pages = wiki_get_page_list($swid); 45 $selectoptions = array(); 46 foreach ($pages as $page) { 47 $selectoptions[$page->id] = format_string($page->title, true, array('context' => $this->page->context)); 48 } 49 $label = get_string('pageindex', 'wiki') . ': '; 50 $select = new single_select(new moodle_url('/mod/wiki/view.php'), 'pageid', $selectoptions); 51 $select->label = $label; 52 return $this->output->container($this->output->render($select), 'wiki_index'); 53 } 54 55 public function search_result($records, $subwiki) { 56 global $CFG; 57 $table = new html_table(); 58 $context = context_module::instance($this->page->cm->id); 59 $strsearchresults = get_string('searchresult', 'wiki'); 60 $totalcount = count($records); 61 $html = $this->output->heading("$strsearchresults $totalcount", 3); 62 foreach ($records as $page) { 63 $table->head = array('title' => format_string($page->title) . ' (' . html_writer::link($CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $page->id, get_string('view', 'wiki')) . ')'); 64 $table->align = array('title' => 'left'); 65 $table->width = '100%'; 66 $table->data = array(array(file_rewrite_pluginfile_urls(format_text($page->cachedcontent, FORMAT_HTML), 'pluginfile.php', $context->id, 'mod_wiki', 'attachments', $subwiki->id))); 67 $table->colclasses = array('wikisearchresults'); 68 $html .= html_writer::table($table); 69 } 70 $html = html_writer::tag('div', $html, array('class'=>'no-overflow')); 71 return $this->output->container($html); 72 } 73 74 public function diff($pageid, $old, $new, $options = array()) { 75 global $CFG; 76 if (!empty($options['total'])) { 77 $total = $options['total']; 78 } else { 79 $total = 0; 80 } 81 $diff1 = format_text($old->diff, FORMAT_HTML, array('overflowdiv'=>true)); 82 $diff2 = format_text($new->diff, FORMAT_HTML, array('overflowdiv'=>true)); 83 $strdatetime = get_string('strftimedatetime', 'langconfig'); 84 85 $olduser = $old->user; 86 $versionlink = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $old->id)); 87 $restorelink = new moodle_url('/mod/wiki/restoreversion.php', array('pageid' => $pageid, 'versionid' => $old->id)); 88 $userlink = new moodle_url('/user/view.php', array('id' => $olduser->id)); 89 // view version link 90 $oldversionview = ' '; 91 $oldversionview .= html_writer::link($versionlink->out(false), get_string('view', 'wiki'), array('class' => 'wiki_diffview')); 92 $oldversionview .= ' '; 93 // restore version link 94 $oldversionview .= html_writer::link($restorelink->out(false), get_string('restore', 'wiki'), array('class' => 'wiki_diffview')); 95 96 // userinfo container 97 $oldheading = $this->output->container_start('wiki_diffuserleft'); 98 // username 99 $oldheading .= html_writer::link($CFG->wwwroot . '/user/view.php?id=' . $olduser->id, fullname($olduser)) . ' '; 100 // user picture 101 $oldheading .= html_writer::link($userlink->out(false), $this->output->user_picture($olduser, array('popup' => true)), array('class' => 'notunderlined')); 102 $oldheading .= $this->output->container_end(); 103 104 // version number container 105 $oldheading .= $this->output->container_start('wiki_diffversion'); 106 $oldheading .= get_string('version') . ' ' . $old->version . $oldversionview; 107 $oldheading .= $this->output->container_end(); 108 // userdate container 109 $oldheading .= $this->output->container_start('wiki_difftime'); 110 $oldheading .= userdate($old->timecreated, $strdatetime); 111 $oldheading .= $this->output->container_end(); 112 113 $newuser = $new->user; 114 $versionlink = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $new->id)); 115 $restorelink = new moodle_url('/mod/wiki/restoreversion.php', array('pageid' => $pageid, 'versionid' => $new->id)); 116 $userlink = new moodle_url('/user/view.php', array('id' => $newuser->id)); 117 118 $newversionview = ' '; 119 $newversionview .= html_writer::link($versionlink->out(false), get_string('view', 'wiki'), array('class' => 'wiki_diffview')); 120 // new user info 121 $newheading = $this->output->container_start('wiki_diffuserright'); 122 $newheading .= $this->output->user_picture($newuser, array('popup' => true)); 123 124 $newheading .= html_writer::link($userlink->out(false), fullname($newuser), array('class' => 'notunderlined')); 125 $newheading .= $this->output->container_end(); 126 127 // version 128 $newheading .= $this->output->container_start('wiki_diffversion'); 129 $newheading .= get_string('version') . ' ' . $new->version . $newversionview; 130 $newheading .= $this->output->container_end(); 131 // userdate 132 $newheading .= $this->output->container_start('wiki_difftime'); 133 $newheading .= userdate($new->timecreated, $strdatetime); 134 $newheading .= $this->output->container_end(); 135 136 $oldheading = html_writer::tag('div', $oldheading, array('class'=>'wiki-diff-heading header clearfix')); 137 $newheading = html_writer::tag('div', $newheading, array('class'=>'wiki-diff-heading header clearfix')); 138 139 $output = ''; 140 $output .= html_writer::start_tag('div', array('class'=>'wiki-diff-container clearfix')); 141 $output .= html_writer::tag('div', $oldheading.$diff1, array('class'=>'wiki-diff-leftside')); 142 $output .= html_writer::tag('div', $newheading.$diff2, array('class'=>'wiki-diff-rightside')); 143 $output .= html_writer::end_tag('div'); 144 145 if (!empty($total)) { 146 $output .= '<div class="wiki_diff_paging">'; 147 $output .= $this->output->container($this->diff_paging_bar(1, $new->version - 1, $old->version, $CFG->wwwroot . '/mod/wiki/diff.php?pageid=' . $pageid . '&comparewith=' . $new->version . '&', 'compare', false, true), 'wiki_diff_oldpaging'); 148 $output .= $this->output->container($this->diff_paging_bar($old->version + 1, $total, $new->version, $CFG->wwwroot . '/mod/wiki/diff.php?pageid=' . $pageid . '&compare=' . $old->version . '&', 'comparewith', false, true), 'wiki_diff_newpaging'); 149 $output .= '</div>'; 150 } 151 152 return $output; 153 } 154 155 /** 156 * Prints a single paging bar to provide access to other versions 157 * 158 * @param int $minpage First page to be displayed in the bar 159 * @param int $maxpage Last page to be displayed in the bar 160 * @param int $page The page you are currently viewing 161 * @param mixed $baseurl If this is a string then it is the url which will be appended with $pagevar, an equals sign and the page number. 162 * If this is a moodle_url object then the pagevar param will be replaced by the page no, for each page. 163 * @param string $pagevar This is the variable name that you use for the page number in your code (ie. 'tablepage', 'blogpage', etc) 164 * @param bool $nocurr do not display the current page as a link 165 * @param bool $return whether to return an output string or echo now 166 * @return bool or string 167 */ 168 public function diff_paging_bar($minpage, $maxpage, $page, $baseurl, $pagevar = 'page', $nocurr = false) { 169 $totalcount = $maxpage - $minpage; 170 $maxdisplay = 2; 171 $output = ''; 172 173 if ($totalcount > 0) { 174 $output .= '<div class="paging">'; 175 $output .= get_string('version', 'wiki') . ':'; 176 if ($page - $minpage > 0) { 177 $pagenum = $page - 1; 178 if (!is_a($baseurl, 'moodle_url')) { 179 $output .= ' (<a class="previous" href="' . $baseurl . $pagevar . '=' . $pagenum . '">' . get_string('previous') . '</a>) '; 180 } else { 181 $output .= ' (<a class="previous" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('previous') . '</a>) '; 182 } 183 } 184 185 if ($page - $minpage > 4) { 186 $startpage = $page - 3; 187 if (!is_a($baseurl, 'moodle_url')) { 188 $output .= ' <a href="' . $baseurl . $pagevar . '=' . $minpage . '">' . $minpage . '</a> ...'; 189 } else { 190 $output .= ' <a href="' . $baseurl->out(false, array($pagevar => $minpage)) . '">' . $minpage . '</a> ...'; 191 } 192 } else { 193 $startpage = $minpage; 194 } 195 $currpage = $startpage; 196 $displaycount = 0; 197 while ($displaycount < $maxdisplay and $currpage <= $maxpage) { 198 if ($page == $currpage && empty($nocurr)) { 199 $output .= ' ' . $currpage; 200 } else { 201 if (!is_a($baseurl, 'moodle_url')) { 202 $output .= ' <a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>'; 203 } else { 204 $output .= ' <a href="' . $baseurl->out(false, array($pagevar => $currpage)) . '">' . $currpage . '</a>'; 205 } 206 207 } 208 $displaycount++; 209 $currpage++; 210 } 211 if ($currpage < $maxpage) { 212 if (!is_a($baseurl, 'moodle_url')) { 213 $output .= ' ...<a href="' . $baseurl . $pagevar . '=' . $maxpage . '">' . $maxpage . '</a> '; 214 } else { 215 $output .= ' ...<a href="' . $baseurl->out(false, array($pagevar => $maxpage)) . '">' . $maxpage . '</a> '; 216 } 217 } else if ($currpage == $maxpage) { 218 if (!is_a($baseurl, 'moodle_url')) { 219 $output .= ' <a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>'; 220 } else { 221 $output .= ' <a href="' . $baseurl->out(false, array($pagevar => $currpage)) . '">' . $currpage . '</a>'; 222 } 223 } 224 $pagenum = $page + 1; 225 if ($page != $maxpage) { 226 if (!is_a($baseurl, 'moodle_url')) { 227 $output .= ' (<a class="next" href="' . $baseurl . $pagevar . '=' . $pagenum . '">' . get_string('next') . '</a>)'; 228 } else { 229 $output .= ' (<a class="next" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('next') . '</a>)'; 230 } 231 } 232 $output .= '</div>'; 233 } 234 235 return $output; 236 } 237 public function wiki_info() { 238 return $this->output->box(format_module_intro('wiki', 239 $this->page->activityrecord, $this->page->cm->id), 'generalbox', 'intro'); 240 } 241 242 public function tabs($page, $tabitems, $options) { 243 $tabs = array(); 244 $context = context_module::instance($this->page->cm->id); 245 246 $pageid = null; 247 if (!empty($page)) { 248 $pageid = $page->id; 249 } 250 251 $selected = $options['activetab']; 252 253 // make specific tab linked even it is active 254 if (!empty($options['linkedwhenactive'])) { 255 $linked = $options['linkedwhenactive']; 256 } else { 257 $linked = ''; 258 } 259 260 if (!empty($options['inactivetabs'])) { 261 $inactive = $options['inactivetabs']; 262 } else { 263 $inactive = array(); 264 } 265 266 foreach ($tabitems as $tab) { 267 if ($tab == 'edit' && !has_capability('mod/wiki:editpage', $context)) { 268 continue; 269 } 270 if ($tab == 'comments' && !has_capability('mod/wiki:viewcomment', $context)) { 271 continue; 272 } 273 if ($tab == 'files' && !has_capability('mod/wiki:viewpage', $context)) { 274 continue; 275 } 276 if (($tab == 'view' || $tab == 'map' || $tab == 'history') && !has_capability('mod/wiki:viewpage', $context)) { 277 continue; 278 } 279 if ($tab == 'admin' && !has_capability('mod/wiki:managewiki', $context)) { 280 continue; 281 } 282 $link = new moodle_url('/mod/wiki/'. $tab. '.php', array('pageid' => $pageid)); 283 if ($linked == $tab) { 284 $tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'), '', true); 285 } else { 286 $tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki')); 287 } 288 } 289 290 return $this->tabtree($tabs, $selected, $inactive); 291 } 292 293 public function prettyview_link($page) { 294 $html = ''; 295 $link = new moodle_url('/mod/wiki/prettyview.php', array('pageid' => $page->id)); 296 $html .= $this->output->container_start('wiki_right'); 297 $html .= $this->output->action_link($link, get_string('prettyprint', 'wiki'), new popup_action('click', $link), array('class' => 'printicon')); 298 $html .= $this->output->container_end(); 299 return $html; 300 } 301 302 public function wiki_print_subwiki_selector($wiki, $subwiki, $page, $pagetype = 'view') { 303 global $CFG, $USER; 304 require_once($CFG->dirroot . '/user/lib.php'); 305 $cm = get_coursemodule_from_instance('wiki', $wiki->id); 306 307 switch ($pagetype) { 308 case 'files': 309 $baseurl = new moodle_url('/mod/wiki/files.php', 310 array('wid' => $wiki->id, 'title' => $page->title, 'pageid' => $page->id)); 311 break; 312 case 'search': 313 $search = optional_param('searchstring', null, PARAM_TEXT); 314 $searchcontent = optional_param('searchwikicontent', 0, PARAM_INT); 315 $baseurl = new moodle_url('/mod/wiki/search.php', 316 array('cmid' => $cm->id, 'courseid' => $cm->course, 317 'searchstring' => $search, 'searchwikicontent' => $searchcontent)); 318 break; 319 case 'view': 320 default: 321 $baseurl = new moodle_url('/mod/wiki/view.php', 322 array('wid' => $wiki->id, 'title' => $page->title)); 323 break; 324 } 325 326 $context = context_module::instance($cm->id); 327 // @TODO: A plenty of duplicated code below this lines. 328 // Create private functions. 329 switch (groups_get_activity_groupmode($cm)) { 330 case NOGROUPS: 331 if ($wiki->wikimode == 'collaborative') { 332 // No need to print anything 333 return; 334 } else if ($wiki->wikimode == 'individual') { 335 // We have private wikis here 336 337 $view = has_capability('mod/wiki:viewpage', $context); 338 $manage = has_capability('mod/wiki:managewiki', $context); 339 340 // Only people with these capabilities can view all wikis 341 if ($view && $manage) { 342 // @TODO: Print here a combo that contains all users. 343 $users = get_enrolled_users($context); 344 $options = array(); 345 foreach ($users as $user) { 346 $options[$user->id] = fullname($user); 347 } 348 349 echo $this->output->container_start('wiki_right'); 350 $name = 'uid'; 351 $selected = $subwiki->userid; 352 echo $this->output->single_select($baseurl, $name, $options, $selected, null, null, 353 array('label' => get_string('user') . ':')); 354 echo $this->output->container_end(); 355 } 356 return; 357 } else { 358 // error 359 return; 360 } 361 case SEPARATEGROUPS: 362 if ($wiki->wikimode == 'collaborative') { 363 // We need to print a select to choose a course group 364 365 echo $this->output->container_start('wiki_right'); 366 groups_print_activity_menu($cm, $baseurl); 367 echo $this->output->container_end(); 368 return; 369 } else if ($wiki->wikimode == 'individual') { 370 // @TODO: Print here a combo that contains all users of that subwiki. 371 $view = has_capability('mod/wiki:viewpage', $context); 372 $manage = has_capability('mod/wiki:managewiki', $context); 373 374 // Only people with these capabilities can view all wikis 375 if ($view && $manage) { 376 $users = get_enrolled_users($context); 377 $options = array(); 378 foreach ($users as $user) { 379 $groups = groups_get_all_groups($cm->course, $user->id); 380 if (!empty($groups)) { 381 foreach ($groups as $group) { 382 $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user); 383 } 384 } else { 385 $name = get_string('notingroup', 'wiki'); 386 $options[0][$name]['0' . '-' . $user->id] = fullname($user); 387 } 388 } 389 } else { 390 $group = groups_get_group($subwiki->groupid); 391 if (!$group) { 392 return; 393 } 394 $users = groups_get_members($subwiki->groupid); 395 foreach ($users as $user) { 396 $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user); 397 } 398 } 399 echo $this->output->container_start('wiki_right'); 400 $name = 'groupanduser'; 401 $selected = $subwiki->groupid . '-' . $subwiki->userid; 402 echo $this->output->single_select($baseurl, $name, $options, $selected, null, null, 403 array('label' => get_string('user') . ':')); 404 echo $this->output->container_end(); 405 406 return; 407 408 } else { 409 // error 410 return; 411 } 412 CASE VISIBLEGROUPS: 413 if ($wiki->wikimode == 'collaborative') { 414 // We need to print a select to choose a course group 415 // moodle_url will take care of encoding for us 416 417 echo $this->output->container_start('wiki_right'); 418 groups_print_activity_menu($cm, $baseurl); 419 echo $this->output->container_end(); 420 return; 421 422 } else if ($wiki->wikimode == 'individual') { 423 $users = get_enrolled_users($context); 424 $options = array(); 425 foreach ($users as $user) { 426 $groups = groups_get_all_groups($cm->course, $user->id); 427 if (!empty($groups)) { 428 foreach ($groups as $group) { 429 $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user); 430 } 431 } else { 432 $name = get_string('notingroup', 'wiki'); 433 $options[0][$name]['0' . '-' . $user->id] = fullname($user); 434 } 435 } 436 437 echo $this->output->container_start('wiki_right'); 438 $name = 'groupanduser'; 439 $selected = $subwiki->groupid . '-' . $subwiki->userid; 440 echo $this->output->single_select($baseurl, $name, $options, $selected, null, null, 441 array('label' => get_string('user') . ':')); 442 echo $this->output->container_end(); 443 444 return; 445 446 } else { 447 // error 448 return; 449 } 450 default: 451 // error 452 return; 453 454 } 455 456 } 457 458 function menu_map($pageid, $currentselect) { 459 if (empty($currentselect)) { 460 // The wiki uses digit number to match the options and 5 is the default one. 461 $currentselect = 5; 462 } 463 $options = array('contributions', 'links', 'orphaned', 'pageindex', 'pagelist', 'updatedpages'); 464 $items = array(); 465 foreach ($options as $opt) { 466 $items[] = get_string($opt, 'wiki'); 467 } 468 $selectoptions = array(); 469 foreach ($items as $key => $item) { 470 $selectoptions[$key + 1] = $item; 471 } 472 $select = new single_select(new moodle_url('/mod/wiki/map.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect, null); 473 $select->label = get_string('mapmenu', 'wiki') . ': '; 474 return $this->output->container($this->output->render($select), 'midpad'); 475 } 476 public function wiki_files_tree($context, $subwiki) { 477 return $this->render(new wiki_files_tree($context, $subwiki)); 478 } 479 public function render_wiki_files_tree(wiki_files_tree $tree) { 480 if (empty($tree->dir['subdirs']) && empty($tree->dir['files'])) { 481 $html = $this->output->box(get_string('nofilesavailable', 'repository')); 482 } else { 483 $htmlid = 'wiki_files_tree_'.uniqid(); 484 $module = array('name'=>'mod_wiki', 'fullpath'=>'/mod/wiki/module.js'); 485 $this->page->requires->js_init_call('M.mod_wiki.init_tree', array(false, $htmlid), false, $module); 486 $html = '<div id="'.$htmlid.'">'; 487 $html .= $this->htmllize_tree($tree, $tree->dir); 488 $html .= '</div>'; 489 } 490 return $html; 491 } 492 493 function menu_admin($pageid, $currentselect) { 494 $options = array('removepages', 'deleteversions'); 495 $items = array(); 496 foreach ($options as $opt) { 497 $items[] = get_string($opt, 'wiki'); 498 } 499 $selectoptions = array(); 500 foreach ($items as $key => $item) { 501 $selectoptions[$key + 1] = $item; 502 } 503 $select = new single_select(new moodle_url('/mod/wiki/admin.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect, null); 504 $select->label = get_string('adminmenu', 'wiki') . ': '; 505 return $this->output->container($this->output->render($select), 'midpad'); 506 } 507 508 /** 509 * Internal function - creates htmls structure suitable for YUI tree. 510 */ 511 protected function htmllize_tree($tree, $dir) { 512 global $CFG; 513 $yuiconfig = array(); 514 $yuiconfig['type'] = 'html'; 515 516 if (empty($dir['subdirs']) and empty($dir['files'])) { 517 return ''; 518 } 519 $result = '<ul>'; 520 foreach ($dir['subdirs'] as $subdir) { 521 $image = $this->output->pix_icon(file_folder_icon(), $subdir['dirname'], 'moodle', array('class'=>'icon')); 522 $result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.s($subdir['dirname']).'</div> '.$this->htmllize_tree($tree, $subdir).'</li>'; 523 } 524 foreach ($dir['files'] as $file) { 525 $url = file_encode_url("$CFG->wwwroot/pluginfile.php", '/'.$tree->context->id.'/mod_wiki/attachments/' . $tree->subwiki->id . '/'. $file->get_filepath() . $file->get_filename(), true); 526 $filename = $file->get_filename(); 527 $image = $this->output->pix_icon(file_file_icon($file), $filename, 'moodle', array('class'=>'icon')); 528 $result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.html_writer::link($url, $filename).'</div></li>'; 529 } 530 $result .= '</ul>'; 531 532 return $result; 533 } 534 } 535 536 class wiki_files_tree implements renderable { 537 public $context; 538 public $dir; 539 public $subwiki; 540 public function __construct($context, $subwiki) { 541 $fs = get_file_storage(); 542 $this->context = $context; 543 $this->subwiki = $subwiki; 544 $this->dir = $fs->get_area_tree($context->id, 'mod_wiki', 'attachments', $subwiki->id); 545 } 546 }
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