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<?php// This file is part of Moodle - http://moodle.org///// Moodle is free software: you can redistribute it and/or modify// it under the terms of the GNU General Public License as published by// the Free Software Foundation, either version 3 of the License, or// (at your option) any later version.//// Moodle is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the// GNU General Public License for more details.//// You should have received a copy of the GNU General Public License// along with Moodle. If not, see <http://www.gnu.org/licenses/>./*** Moodle Wiki 2.0 Renderer** @package mod_wiki* @copyright 2010 Dongsheng Cai <dongsheng@moodle.com>* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/defined('MOODLE_INTERNAL') || die();class mod_wiki_renderer extends plugin_renderer_base {public function page_index() {global $CFG;$output = '';// Checking wiki instanceif (!$wiki = wiki_get_wiki($this->page->cm->instance)) {return false;}// @TODO: Fix call to wiki_get_subwiki_by_group$gid = groups_get_activity_group($this->page->cm);$gid = !empty($gid) ? $gid : 0;if (!$subwiki = wiki_get_subwiki_by_group($this->page->cm->instance, $gid)) {return false;}$swid = $subwiki->id;$pages = wiki_get_page_list($swid);$selectoptions = array();foreach ($pages as $page) {$selectoptions[$page->id] = format_string($page->title, true, array('context' => $this->page->context));}$label = get_string('pageindex', 'wiki') . ': ';$select = new single_select(new moodle_url('/mod/wiki/view.php'), 'pageid', $selectoptions);$select->label = $label;return $this->output->container($this->output->render($select), 'wiki_index');}public function search_result($records, $subwiki) {global $CFG;$table = new html_table();$context = context_module::instance($this->page->cm->id);$strsearchresults = get_string('searchresult', 'wiki');$totalcount = count($records);$html = $this->output->heading("$strsearchresults $totalcount", 3);foreach ($records as $page) {$table->head = array('title' => format_string($page->title) . ' (' . html_writer::link($CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $page->id, get_string('view', 'wiki')) . ')');$table->align = array('title' => 'left');$table->width = '100%';$table->data = array(array(file_rewrite_pluginfile_urls(format_text($page->cachedcontent, FORMAT_HTML), 'pluginfile.php', $context->id, 'mod_wiki', 'attachments', $subwiki->id)));$table->colclasses = array('wikisearchresults');$html .= html_writer::table($table);}$html = html_writer::tag('div', $html, array('class'=>'no-overflow'));return $this->output->container($html);}public function diff($pageid, $old, $new, $options = array()) {global $CFG;if (!empty($options['total'])) {$total = $options['total'];} else {$total = 0;}$diff1 = format_text($old->diff, FORMAT_HTML, array('overflowdiv'=>true));$diff2 = format_text($new->diff, FORMAT_HTML, array('overflowdiv'=>true));$strdatetime = get_string('strftimedatetime', 'langconfig');$olduser = $old->user;$versionlink = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $old->id));$restorelink = new moodle_url('/mod/wiki/restoreversion.php', array('pageid' => $pageid, 'versionid' => $old->id));$userlink = new moodle_url('/user/view.php', array('id' => $olduser->id));// view version link$oldversionview = ' ';$oldversionview .= html_writer::link($versionlink->out(false), get_string('view', 'wiki'), array('class' => 'wiki_diffview'));$oldversionview .= ' ';// restore version link$oldversionview .= html_writer::link($restorelink->out(false), get_string('restore', 'wiki'), array('class' => 'wiki_diffview'));// userinfo container$oldheading = $this->output->container_start('wiki_diffuserleft');// username$oldheading .= html_writer::link($CFG->wwwroot . '/user/view.php?id=' . $olduser->id, fullname($olduser)) . ' ';// user picture$oldheading .= html_writer::link($userlink->out(false), $this->output->user_picture($olduser, array('popup' => true)), array('class' => 'notunderlined'));$oldheading .= $this->output->container_end();// version number container$oldheading .= $this->output->container_start('wiki_diffversion');$oldheading .= get_string('version') . ' ' . $old->version . $oldversionview;$oldheading .= $this->output->container_end();// userdate container$oldheading .= $this->output->container_start('wiki_difftime');$oldheading .= userdate($old->timecreated, $strdatetime);$oldheading .= $this->output->container_end();$newuser = $new->user;$versionlink = new moodle_url('/mod/wiki/viewversion.php', array('pageid' => $pageid, 'versionid' => $new->id));$restorelink = new moodle_url('/mod/wiki/restoreversion.php', array('pageid' => $pageid, 'versionid' => $new->id));$userlink = new moodle_url('/user/view.php', array('id' => $newuser->id));$newversionview = ' ';$newversionview .= html_writer::link($versionlink->out(false), get_string('view', 'wiki'), array('class' => 'wiki_diffview'));// new user info$newheading = $this->output->container_start('wiki_diffuserright');$newheading .= $this->output->user_picture($newuser, array('popup' => true));$newheading .= html_writer::link($userlink->out(false), fullname($newuser), array('class' => 'notunderlined'));$newheading .= $this->output->container_end();// version$newheading .= $this->output->container_start('wiki_diffversion');$newheading .= get_string('version') . ' ' . $new->version . $newversionview;$newheading .= $this->output->container_end();// userdate$newheading .= $this->output->container_start('wiki_difftime');$newheading .= userdate($new->timecreated, $strdatetime);$newheading .= $this->output->container_end();$oldheading = html_writer::tag('div', $oldheading, array('class'=>'wiki-diff-heading header clearfix'));$newheading = html_writer::tag('div', $newheading, array('class'=>'wiki-diff-heading header clearfix'));$output = '';$output .= html_writer::start_tag('div', array('class'=>'wiki-diff-container clearfix'));$output .= html_writer::tag('div', $oldheading.$diff1, array('class'=>'wiki-diff-leftside'));$output .= html_writer::tag('div', $newheading.$diff2, array('class'=>'wiki-diff-rightside'));$output .= html_writer::end_tag('div');if (!empty($total)) {$output .= '<div class="wiki_diff_paging">';$output .= $this->output->container($this->diff_paging_bar(1, $new->version - 1, $old->version, $CFG->wwwroot . '/mod/wiki/diff.php?pageid=' . $pageid . '&comparewith=' . $new->version . '&', 'compare', false, true), 'wiki_diff_oldpaging');$output .= $this->output->container($this->diff_paging_bar($old->version + 1, $total, $new->version, $CFG->wwwroot . '/mod/wiki/diff.php?pageid=' . $pageid . '&compare=' . $old->version . '&', 'comparewith', false, true), 'wiki_diff_newpaging');$output .= '</div>';}return $output;}/*** Prints a single paging bar to provide access to other versions** @param int $minpage First page to be displayed in the bar* @param int $maxpage Last page to be displayed in the bar* @param int $page The page you are currently viewing* @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.* If this is a moodle_url object then the pagevar param will be replaced by the page no, for each page.* @param string $pagevar This is the variable name that you use for the page number in your code (ie. 'tablepage', 'blogpage', etc)* @param bool $nocurr do not display the current page as a link* @param bool $return whether to return an output string or echo now* @return bool or string*/public function diff_paging_bar($minpage, $maxpage, $page, $baseurl, $pagevar = 'page', $nocurr = false) {$totalcount = $maxpage - $minpage;$maxdisplay = 2;$output = '';if ($totalcount > 0) {$output .= '<div class="paging">';$output .= get_string('version', 'wiki') . ':';if ($page - $minpage > 0) {$pagenum = $page - 1;if (!is_a($baseurl, 'moodle_url')) {$output .= ' (<a class="previous" href="' . $baseurl . $pagevar . '=' . $pagenum . '">' . get_string('previous') . '</a>) ';} else {$output .= ' (<a class="previous" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('previous') . '</a>) ';}}if ($page - $minpage > 4) {$startpage = $page - 3;if (!is_a($baseurl, 'moodle_url')) {$output .= ' <a href="' . $baseurl . $pagevar . '=' . $minpage . '">' . $minpage . '</a> ...';} else {$output .= ' <a href="' . $baseurl->out(false, array($pagevar => $minpage)) . '">' . $minpage . '</a> ...';}} else {$startpage = $minpage;}$currpage = $startpage;$displaycount = 0;while ($displaycount < $maxdisplay and $currpage <= $maxpage) {if ($page == $currpage && empty($nocurr)) {$output .= ' ' . $currpage;} else {if (!is_a($baseurl, 'moodle_url')) {$output .= ' <a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>';} else {$output .= ' <a href="' . $baseurl->out(false, array($pagevar => $currpage)) . '">' . $currpage . '</a>';}}$displaycount++;$currpage++;}if ($currpage < $maxpage) {if (!is_a($baseurl, 'moodle_url')) {$output .= ' ...<a href="' . $baseurl . $pagevar . '=' . $maxpage . '">' . $maxpage . '</a> ';} else {$output .= ' ...<a href="' . $baseurl->out(false, array($pagevar => $maxpage)) . '">' . $maxpage . '</a> ';}} else if ($currpage == $maxpage) {if (!is_a($baseurl, 'moodle_url')) {$output .= ' <a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>';} else {$output .= ' <a href="' . $baseurl->out(false, array($pagevar => $currpage)) . '">' . $currpage . '</a>';}}$pagenum = $page + 1;if ($page != $maxpage) {if (!is_a($baseurl, 'moodle_url')) {$output .= ' (<a class="next" href="' . $baseurl . $pagevar . '=' . $pagenum . '">' . get_string('next') . '</a>)';} else {$output .= ' (<a class="next" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('next') . '</a>)';}}$output .= '</div>';}return $output;}/*** Print the wiki activity information and intro** @return string* @deprecated since 4.0. Now handled in PAGE's activity header*/public function wiki_info() {global $USER;debugging('wiki_info() is deprecated. Output is handled within the $PAGE->activityheader instead.',DEBUG_DEVELOPER);// Display any activity information (eg completion requirements / dates).$cminfo = cm_info::create($this->page->cm);$completiondetails = \core_completion\cm_completion_details::get_instance($cminfo, $USER->id);$activitydates = \core\activity_dates::get_dates_for_module($cminfo, $USER->id);$info = $this->output->activity_information($cminfo, $completiondetails, $activitydates);// Add the rest of the wiki info.$info .= $this->output->box(format_module_intro('wiki',$this->page->activityrecord, $this->page->cm->id), 'generalbox', 'intro');return $info;}public function tabs($page, $tabitems, $options) {$tabs = array();$context = context_module::instance($this->page->cm->id);$pageid = null;if (!empty($page)) {$pageid = $page->id;}$selected = $options['activetab'];// make specific tab linked even it is activeif (!empty($options['linkedwhenactive'])) {$linked = $options['linkedwhenactive'];} else {$linked = '';}if (!empty($options['inactivetabs'])) {$inactive = $options['inactivetabs'];} else {$inactive = array();}foreach ($tabitems as $tab) {if ($tab == 'edit' && !has_capability('mod/wiki:editpage', $context)) {continue;}if ($tab == 'comments' && !has_capability('mod/wiki:viewcomment', $context)) {continue;}if ($tab == 'files' && !has_capability('mod/wiki:viewpage', $context)) {continue;}if (($tab == 'view' || $tab == 'map' || $tab == 'history') && !has_capability('mod/wiki:viewpage', $context)) {continue;}if ($tab == 'admin' && !has_capability('mod/wiki:managewiki', $context)) {continue;}$link = new moodle_url('/mod/wiki/'. $tab. '.php', array('pageid' => $pageid));if ($linked == $tab) {$tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'), '', true);} else {$tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'));}}return $this->tabtree($tabs, $selected, $inactive);}public function prettyview_link($page) {$html = '';$link = new moodle_url('/mod/wiki/prettyview.php', array('pageid' => $page->id));$html .= $this->output->container_start('wiki_right');$html .= $this->output->action_link($link, get_string('prettyprint', 'wiki'), new popup_action('click', $link), array('class' => 'printicon'));$html .= $this->output->container_end();return $html;}public function wiki_print_subwiki_selector($wiki, $subwiki, $page, $pagetype = 'view') {global $CFG, $USER;require_once($CFG->dirroot . '/user/lib.php');$cm = get_coursemodule_from_instance('wiki', $wiki->id);switch ($pagetype) {case 'files':$baseurl = new moodle_url('/mod/wiki/files.php',array('wid' => $wiki->id, 'title' => $page->title, 'pageid' => $page->id));break;case 'search':$search = optional_param('searchstring', null, PARAM_TEXT);$searchcontent = optional_param('searchwikicontent', 0, PARAM_INT);$baseurl = new moodle_url('/mod/wiki/search.php',array('cmid' => $cm->id, 'courseid' => $cm->course,'searchstring' => $search, 'searchwikicontent' => $searchcontent));break;case 'view':default:$baseurl = new moodle_url('/mod/wiki/view.php',array('wid' => $wiki->id, 'title' => $page->title));break;}$context = context_module::instance($cm->id);// @TODO: A plenty of duplicated code below this lines.// Create private functions.switch (groups_get_activity_groupmode($cm)) {case NOGROUPS:if ($wiki->wikimode == 'collaborative') {// No need to print anythingreturn;} else if ($wiki->wikimode == 'individual') {// We have private wikis here$view = has_capability('mod/wiki:viewpage', $context);$manage = has_capability('mod/wiki:managewiki', $context);// Only people with these capabilities can view all wikisif ($view && $manage) {// @TODO: Print here a combo that contains all users.$users = get_enrolled_users($context);$options = array();foreach ($users as $user) {$options[$user->id] = fullname($user);}echo $this->output->container_start('wiki_right');$name = 'uid';$selected = $subwiki->userid;echo $this->output->single_select($baseurl, $name, $options, $selected, null, null,array('label' => get_string('user') . ':'));echo $this->output->container_end();}return;} else {// errorreturn;}case SEPARATEGROUPS:if ($wiki->wikimode == 'collaborative') {// We need to print a select to choose a course groupecho $this->output->container_start('wiki_right');groups_print_activity_menu($cm, $baseurl);echo $this->output->container_end();return;} else if ($wiki->wikimode == 'individual') {// @TODO: Print here a combo that contains all users of that subwiki.$view = has_capability('mod/wiki:viewpage', $context);$manage = has_capability('mod/wiki:managewiki', $context);// Only people with these capabilities can view all wikisif ($view && $manage) {$users = get_enrolled_users($context);$options = array();foreach ($users as $user) {$groups = groups_get_all_groups($cm->course, $user->id);if (!empty($groups)) {foreach ($groups as $group) {$options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);}} else {$name = get_string('notingroup', 'wiki');$options[0][$name]['0' . '-' . $user->id] = fullname($user);}}} else {$group = groups_get_group($subwiki->groupid);if (!$group) {return;}$users = groups_get_members($subwiki->groupid);foreach ($users as $user) {$options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);}}echo $this->output->container_start('wiki_right');$name = 'groupanduser';$selected = $subwiki->groupid . '-' . $subwiki->userid;echo $this->output->single_select($baseurl, $name, $options, $selected, null, null,array('label' => get_string('user') . ':'));echo $this->output->container_end();return;} else {// errorreturn;}CASE VISIBLEGROUPS:if ($wiki->wikimode == 'collaborative') {// We need to print a select to choose a course group// moodle_url will take care of encoding for usecho $this->output->container_start('wiki_right');groups_print_activity_menu($cm, $baseurl);echo $this->output->container_end();return;} else if ($wiki->wikimode == 'individual') {$users = get_enrolled_users($context);$options = array();foreach ($users as $user) {$groups = groups_get_all_groups($cm->course, $user->id);if (!empty($groups)) {foreach ($groups as $group) {$options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);}} else {$name = get_string('notingroup', 'wiki');$options[0][$name]['0' . '-' . $user->id] = fullname($user);}}echo $this->output->container_start('wiki_right');$name = 'groupanduser';$selected = $subwiki->groupid . '-' . $subwiki->userid;echo $this->output->single_select($baseurl, $name, $options, $selected, null, null,array('label' => get_string('user') . ':'));echo $this->output->container_end();return;} else {// errorreturn;}default:// errorreturn;}}function menu_map($pageid, $currentselect) {if (empty($currentselect)) {// The wiki uses digit number to match the options and 5 is the default one.$currentselect = 5;}$options = array('contributions', 'links', 'orphaned', 'pageindex', 'pagelist', 'updatedpages');$items = array();foreach ($options as $opt) {$items[] = get_string($opt, 'wiki');}$selectoptions = array();foreach ($items as $key => $item) {$selectoptions[$key + 1] = $item;}$select = new single_select(new moodle_url('/mod/wiki/map.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect, null);$select->label = get_string('mapmenu', 'wiki') . ': ';return $this->output->container($this->output->render($select), 'midpad');}public function wiki_files_tree($context, $subwiki) {return $this->render(new wiki_files_tree($context, $subwiki));}public function render_wiki_files_tree(wiki_files_tree $tree) {if (empty($tree->dir['subdirs']) && empty($tree->dir['files'])) {$html = $this->output->box(get_string('nofilesavailable', 'repository'));} else {$htmlid = 'wiki_files_tree_'.uniqid();$module = array('name'=>'mod_wiki', 'fullpath'=>'/mod/wiki/module.js');$this->page->requires->js_init_call('M.mod_wiki.init_tree', array(false, $htmlid), false, $module);$html = '<div id="'.$htmlid.'">';$html .= $this->htmllize_tree($tree, $tree->dir);$html .= '</div>';}return $html;}function menu_admin($pageid, $currentselect) {$options = array('removepages', 'deleteversions');$items = array();foreach ($options as $opt) {$items[] = get_string($opt, 'wiki');}$selectoptions = array();foreach ($items as $key => $item) {$selectoptions[$key + 1] = $item;}$select = new single_select(new moodle_url('/mod/wiki/admin.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect, null);$select->label = get_string('adminmenu', 'wiki') . ': ';return $this->output->container($this->output->render($select), 'midpad');}/*** Internal function - creates htmls structure suitable for YUI tree.*/protected function htmllize_tree($tree, $dir) {global $CFG;$yuiconfig = array();$yuiconfig['type'] = 'html';if (empty($dir['subdirs']) and empty($dir['files'])) {return '';}$result = '<ul>';foreach ($dir['subdirs'] as $subdir) {$image = $this->output->pix_icon(file_folder_icon(), $subdir['dirname'], 'moodle', array('class'=>'icon'));$result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.s($subdir['dirname']).'</div> '.$this->htmllize_tree($tree, $subdir).'</li>';}foreach ($dir['files'] as $file) {$url = file_encode_url("$CFG->wwwroot/pluginfile.php", '/'.$tree->context->id.'/mod_wiki/attachments/' . $tree->subwiki->id . '/'. $file->get_filepath() . $file->get_filename(), true);$filename = $file->get_filename();$image = $this->output->pix_icon(file_file_icon($file), $filename, 'moodle', array('class'=>'icon'));$result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.html_writer::link($url, $filename).'</div></li>';}$result .= '</ul>';return $result;}/*** Renders the action bar.** @param \mod_wiki\output\action_bar $actionbar* @return string The HTML output*/public function render_action_bar(\mod_wiki\output\action_bar $actionbar): string {$data = $actionbar->export_for_template($this);return $this->render_from_template('mod_wiki/action_bar', $data);}}class wiki_files_tree implements renderable {public $context;public $dir;public $subwiki;public function __construct($context, $subwiki) {$fs = get_file_storage();$this->context = $context;$this->subwiki = $subwiki;$this->dir = $fs->get_area_tree($context->id, 'mod_wiki', 'attachments', $subwiki->id);}}