3 // This file is part of Moodle - http://moodle.org/
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.
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.
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/>.
19 * Moodle Wiki 2.0 Renderer
22 * @copyright 2010 Dongsheng Cai <dongsheng@moodle.com>
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
26 defined('MOODLE_INTERNAL') || die();
28 class mod_wiki_renderer extends plugin_renderer_base {
29 public function page_index() {
32 // Checking wiki instance
33 if (!$wiki = wiki_get_wiki($this->page->cm->instance)) {
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)) {
44 $pages = wiki_get_page_list($swid);
45 $selectoptions = array();
46 foreach ($pages as $page) {
47 $selectoptions[$page->id] = $page->title;
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($select), 'wiki_index');
55 public function search_result($records, $subwiki) {
57 $table = new html_table();
58 $context = get_context_instance(CONTEXT_MODULE, $PAGE->cm->id);
59 $strsearchresults = get_string('searchresult', 'wiki');
60 $totalcount = count($records);
61 $html = $this->output->heading("$strsearchresults $totalcount");
62 foreach ($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);
70 $html = html_writer::tag('div', $html, array('class'=>'no-overflow'));
71 return $this->output->container($html);
74 public function diff($pageid, $old, $new, $options = array()) {
76 if (!empty($options['total'])) {
77 $total = $options['total'];
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');
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));
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'));
97 $oldheading = $this->output->container_start('wiki_diffuserleft');
99 $oldheading .= html_writer::link($CFG->wwwroot . '/user/view.php?id=' . $olduser->id, fullname($olduser)) . ' ';
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();
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();
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));
118 $newversionview = ' ';
119 $newversionview .= html_writer::link($versionlink->out(false), get_string('view', 'wiki'), array('class' => 'wiki_diffview'));
121 $newheading = $this->output->container_start('wiki_diffuserright');
122 $newheading .= $this->output->user_picture($newuser, array('popup' => true));
124 $newheading .= html_writer::link($userlink->out(false), fullname($newuser), array('class' => 'notunderlined'));
125 $newheading .= $this->output->container_end();
128 $newheading .= $this->output->container_start('wiki_diffversion');
129 $newheading .= get_string('version') . ' ' . $new->version . $newversionview;
130 $newheading .= $this->output->container_end();
132 $newheading .= $this->output->container_start('wiki_difftime');
133 $newheading .= userdate($new->timecreated, $strdatetime);
134 $newheading .= $this->output->container_end();
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'));
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 $output .= html_writer::end_tag('div');
145 if (!empty($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');
156 * Prints a single paging bar to provide access to other versions
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 $return whether to return an output string or echo now
166 * @return bool or string
168 public function diff_paging_bar($minpage, $maxpage, $page, $baseurl, $pagevar = 'page', $nocurr = false) {
169 $totalcount = $maxpage - $minpage;
173 if ($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>) ';
181 $output .= ' (<a class="previous" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('previous') . '</a>) ';
185 if ($page - $minpage > 4) {
186 $startpage = $page - 3;
187 if (!is_a($baseurl, 'moodle_url')) {
188 $output .= ' <a href="' . $baseurl . $pagevar . '=' . $minpage . '">' . $minpage . '</a> ...';
190 $output .= ' <a href="' . $baseurl->out(false, array($pagevar => $minpage)) . '">' . $minpage . '</a> ...';
193 $startpage = $minpage;
195 $currpage = $startpage;
197 while ($displaycount < $maxdisplay and $currpage <= $maxpage) {
198 if ($page == $currpage && empty($nocurr)) {
199 $output .= ' ' . $currpage;
201 if (!is_a($baseurl, 'moodle_url')) {
202 $output .= ' <a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>';
204 $output .= ' <a href="' . $baseurl->out(false, array($pagevar => $currpage)) . '">' . $currpage . '</a>';
211 if ($currpage < $maxpage) {
212 if (!is_a($baseurl, 'moodle_url')) {
213 $output .= ' ...<a href="' . $baseurl . $pagevar . '=' . $maxpage . '">' . $maxpage . '</a> ';
215 $output .= ' ...<a href="' . $baseurl->out(false, array($pagevar => $maxpage)) . '">' . $maxpage . '</a> ';
217 } else if ($currpage == $maxpage) {
218 if (!is_a($baseurl, 'moodle_url')) {
219 $output .= ' <a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>';
221 $output .= ' <a href="' . $baseurl->out(false, array($pagevar => $currpage)) . '">' . $currpage . '</a>';
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>)';
229 $output .= ' (<a class="next" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('next') . '</a>)';
237 public function wiki_info() {
239 return $this->output->box(format_module_intro('wiki', $this->page->activityrecord, $PAGE->cm->id), 'generalbox', 'intro');
242 public function tabs($page, $tabitems, $options) {
245 $baseurl = $CFG->wwwroot . '/mod/wiki/';
246 $context = get_context_instance(CONTEXT_MODULE, $this->page->cm->id);
253 $selected = $options['activetab'];
255 // make specific tab linked even it is active
256 if (!empty($options['linkedwhenactive'])) {
257 $linked = $options['linkedwhenactive'];
262 if (!empty($options['inactivetabs'])) {
263 $inactive = $options['inactivetabs'];
268 foreach ($tabitems as $tab) {
269 if ($tab == 'edit' && !has_capability('mod/wiki:editpage', $context)) {
272 if ($tab == 'comments' && !has_capability('mod/wiki:viewcomment', $context)) {
275 if ($tab == 'files' && !has_capability('mod/wiki:viewpage', $context)) {
278 if (($tab == 'view' || $tab == 'map' || $tab == 'history') && !has_capability('mod/wiki:viewpage', $context)) {
281 $link = $baseurl . $tab . '.php?pageid=' . $pageid;
282 if ($linked == $tab) {
283 $tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'), '', true);
285 $tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'));
289 return print_tabs(array($tabs), $selected, $inactive, null, true);
292 public function prettyview_link($page) {
294 $link = new moodle_url('/mod/wiki/prettyview.php', array('pageid' => $page->id));
295 $html .= $this->output->container_start('wiki_right');
296 $html .= $this->output->action_link($link, get_string('prettyprint', 'wiki'), new popup_action('click', $link));
297 $html .= $this->output->container_end();
301 public function wiki_print_subwiki_selector($wiki, $subwiki, $page, $pagetype) {
303 require_once($CFG->dirroot . '/user/lib.php');
306 $baseurl = new moodle_url('/mod/wiki/view.php');
309 $baseurl = new moodle_url('/mod/wiki/files.php');
315 $cm = get_coursemodule_from_instance('wiki', $wiki->id);
316 $context = get_context_instance(CONTEXT_MODULE, $cm->id);
317 // @TODO: A plenty of duplicated code below this lines.
318 // Create private functions.
319 switch (groups_get_activity_groupmode($cm)) {
321 if ($wiki->wikimode == 'collaborative') {
322 // No need to print anything
324 } else if ($wiki->wikimode == 'individual') {
325 // We have private wikis here
327 $view = has_capability('mod/wiki:viewpage', $context);
328 $manage = has_capability('mod/wiki:managewiki', $context);
330 // Only people with these capabilities can view all wikis
331 if ($view && $manage) {
332 // @TODO: Print here a combo that contains all users.
333 $users = get_enrolled_users($context);
335 foreach ($users as $user) {
336 $options[$user->id] = fullname($user);
339 echo $this->output->container_start('wiki_right');
340 $params = array('wid' => $wiki->id, 'title' => $page->title);
341 if ($pagetype == 'files') {
342 $params['pageid'] = $page->id;
344 $baseurl->params($params);
346 $selected = $subwiki->userid;
347 echo $this->output->single_select($baseurl, $name, $options, $selected);
348 echo $this->output->container_end();
356 if ($wiki->wikimode == 'collaborative') {
357 // We need to print a select to choose a course group
359 $params = array('wid'=>$wiki->id, 'title'=>$page->title);
360 if ($pagetype == 'files') {
361 $params['pageid'] = $page->id;
363 $baseurl->params($params);
365 echo $this->output->container_start('wiki_right');
366 groups_print_activity_menu($cm, $baseurl->out());
367 echo $this->output->container_end();
369 } else if ($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', $context);
374 // Only people with these capabilities can view all wikis
375 if ($view && $manage) {
376 $users = get_enrolled_users($context);
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);
385 $name = get_string('notingroup', 'wiki');
386 $options[0][$name]['0' . '-' . $user->id] = fullname($user);
390 $group = groups_get_group($subwiki->groupid);
391 $users = groups_get_members($subwiki->groupid);
392 foreach ($users as $user) {
393 $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);
396 echo $this->output->container_start('wiki_right');
397 $params = array('wid' => $wiki->id, 'title' => $page->title);
398 if ($pagetype == 'files') {
399 $params['pageid'] = $page->id;
401 $baseurl->params($params);
402 $name = 'groupanduser';
403 $selected = $subwiki->groupid . '-' . $subwiki->userid;
404 echo $this->output->single_select($baseurl, $name, $options, $selected);
405 echo $this->output->container_end();
414 if ($wiki->wikimode == 'collaborative') {
415 // We need to print a select to choose a course group
416 $params = array('wid'=>$wiki->id, 'title'=>urlencode($page->title));
417 if ($pagetype == 'files') {
418 $params['pageid'] = $page->id;
420 $baseurl->params($params);
422 echo $this->output->container_start('wiki_right');
423 groups_print_activity_menu($cm, $baseurl->out());
424 echo $this->output->container_end();
427 } else if ($wiki->wikimode == 'individual') {
428 $users = get_enrolled_users($context);
430 foreach ($users as $user) {
431 $groups = groups_get_all_groups($cm->course, $user->id);
432 if (!empty($groups)) {
433 foreach ($groups as $group) {
434 $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);
437 $name = get_string('notingroup', 'wiki');
438 $options[0][$name]['0' . '-' . $user->id] = fullname($user);
442 echo $this->output->container_start('wiki_right');
443 $params = array('wid' => $wiki->id, 'title' => $page->title);
444 if ($pagetype == 'files') {
445 $params['pageid'] = $page->id;
447 $baseurl->params($params);
448 $name = 'groupanduser';
449 $selected = $subwiki->groupid . '-' . $subwiki->userid;
450 echo $this->output->single_select($baseurl, $name, $options, $selected);
451 echo $this->output->container_end();
467 function menu_map($pageid, $currentselect) {
468 $options = array('contributions', 'links', 'orphaned', 'pageindex', 'pagelist', 'updatedpages');
470 foreach ($options as $opt) {
471 $items[] = get_string($opt, 'wiki');
473 $selectoptions = array();
474 foreach ($items as $key => $item) {
475 $selectoptions[$key + 1] = $item;
477 $select = new single_select(new moodle_url('/mod/wiki/map.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect);
478 $select->label = get_string('mapmenu', 'wiki') . ': ';
479 return $this->output->container($this->output->render($select), 'midpad');
481 function wiki_files_tree($context, $subwiki) {
482 return $this->render(new wiki_files_tree($context, $subwiki));
484 public function render_wiki_files_tree(wiki_files_tree $tree) {
485 if (empty($tree->dir['subdirs']) && empty($tree->dir['files'])) {
486 $html = $this->output->box(get_string('nofilesavailable', 'repository'));
488 $htmlid = 'wiki_files_tree_'.uniqid();
489 $module = array('name'=>'mod_wiki', 'fullpath'=>'/mod/wiki/module.js');
490 $this->page->requires->js_init_call('M.mod_wiki.init_tree', array(false, $htmlid), false, $module);
491 $html = '<div id="'.$htmlid.'">';
492 $html .= $this->htmllize_tree($tree, $tree->dir);
499 * Internal function - creates htmls structure suitable for YUI tree.
501 protected function htmllize_tree($tree, $dir) {
503 $yuiconfig = array();
504 $yuiconfig['type'] = 'html';
506 if (empty($dir['subdirs']) and empty($dir['files'])) {
510 foreach ($dir['subdirs'] as $subdir) {
511 $image = $this->output->pix_icon("f/folder", $subdir['dirname'], 'moodle', array('class'=>'icon'));
512 $result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.s($subdir['dirname']).'</div> '.$this->htmllize_tree($tree, $subdir).'</li>';
514 foreach ($dir['files'] as $file) {
515 $url = file_encode_url("$CFG->wwwroot/pluginfile.php", '/'.$tree->context->id.'/mod_wiki/attachments/' . $tree->subwiki->id . '/'. $file->get_filepath() . $file->get_filename(), true);
516 $filename = $file->get_filename();
517 $icon = mimeinfo("icon", $filename);
518 $image = $this->output->pix_icon("f/$icon", $filename, 'moodle', array('class'=>'icon'));
519 $result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.html_writer::link($url, $filename).'</div></li>';
527 class wiki_files_tree implements renderable {
531 public function __construct($context, $subwiki) {
532 $fs = get_file_storage();
533 $this->context = $context;
534 $this->subwiki = $subwiki;
535 $this->dir = $fs->get_area_tree($context->id, 'mod_wiki', 'attachments', $subwiki->id);