Your IP : 192.168.165.1
<?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;
$output = '';
// Checking wiki instance
if (!$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;
}
public function wiki_info() {
global $PAGE;
return $this->output->box(format_module_intro('wiki', $this->page->activityrecord, $PAGE->cm->id), 'generalbox', 'intro');
}
public function tabs($page, $tabitems, $options) {
$tabs = array();
$context = context_module::instance($this->page->cm->id);
$pageid = null;
if (!empty($page)) {
$pageid = $page->id;
}
$selected = $options['activetab'];
// make specific tab linked even it is active
if (!empty($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 anything
return;
} else if ($wiki->wikimode == 'individual') {
// We have private wikis here
$view = has_capability('mod/wiki:viewpage', $context);
$manage = has_capability('mod/wiki:managewiki', $context);
// Only people with these capabilities can view all wikis
if ($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 $this->output->container_end();
}
return;
} else {
// error
return;
}
case SEPARATEGROUPS:
if ($wiki->wikimode == 'collaborative') {
// We need to print a select to choose a course group
echo $this->output->container_start('wiki_right');
groups_print_activity_menu($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', $context);
// Only people with these capabilities can view all wikis
if ($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 $this->output->container_end();
return;
} else {
// error
return;
}
CASE VISIBLEGROUPS:
if ($wiki->wikimode == 'collaborative') {
// We need to print a select to choose a course group
// moodle_url will take care of encoding for us
echo $this->output->container_start('wiki_right');
groups_print_activity_menu($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 $this->output->container_end();
return;
} else {
// error
return;
}
default:
// error
return;
}
}
function menu_map($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;
}
}
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);
}
}