Proyectos de Subversion Moodle

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<?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)) . '&nbsp;';
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') . '&nbsp;' . $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 . '&amp;comparewith=' . $new->version . '&amp;', '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 . '&amp;compare=' . $old->version . '&amp;', '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 .= '&nbsp;(<a class="previous" href="' . $baseurl . $pagevar . '=' . $pagenum . '">' . get_string('previous') . '</a>)&nbsp;';
180
                } else {
181
                    $output .= '&nbsp;(<a class="previous" href="' . $baseurl->out(false, array($pagevar => $pagenum)) . '">' . get_string('previous') . '</a>)&nbsp;';
182
                }
183
            }
184
 
185
            if ($page - $minpage > 4) {
186
                $startpage = $page - 3;
187
                if (!is_a($baseurl, 'moodle_url')) {
188
                    $output .= '&nbsp;<a href="' . $baseurl . $pagevar . '=' . $minpage . '">' . $minpage . '</a>&nbsp;...';
189
                } else {
190
                    $output .= '&nbsp;<a href="' . $baseurl->out(false, array($pagevar => $minpage)) . '">' . $minpage . '</a>&nbsp;...';
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 .= '&nbsp;&nbsp;' . $currpage;
200
                } else {
201
                    if (!is_a($baseurl, 'moodle_url')) {
202
                        $output .= '&nbsp;&nbsp;<a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>';
203
                    } else {
204
                        $output .= '&nbsp;&nbsp;<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 .= '&nbsp;...<a href="' . $baseurl . $pagevar . '=' . $maxpage . '">' . $maxpage . '</a>&nbsp;';
214
                } else {
215
                    $output .= '&nbsp;...<a href="' . $baseurl->out(false, array($pagevar => $maxpage)) . '">' . $maxpage . '</a>&nbsp;';
216
                }
217
            } else if ($currpage == $maxpage) {
218
                if (!is_a($baseurl, 'moodle_url')) {
219
                    $output .= '&nbsp;&nbsp;<a href="' . $baseurl . $pagevar . '=' . $currpage . '">' . $currpage . '</a>';
220
                } else {
221
                    $output .= '&nbsp;&nbsp;<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 .= '&nbsp;&nbsp;(<a class="next" href="' . $baseurl . $pagevar . '=' . $pagenum . '">' . get_string('next') . '</a>)';
228
                } else {
229
                    $output .= '&nbsp;&nbsp;(<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
 
238
    /**
239
     * Print the wiki activity information and intro
240
     *
241
     * @return string
242
     * @deprecated since 4.0. Now handled in PAGE's activity header
243
     */
244
    public function wiki_info() {
245
        global $USER;
246
 
247
        debugging(
248
            'wiki_info() is deprecated. Output is handled within the $PAGE->activityheader instead.',
249
            DEBUG_DEVELOPER
250
        );
251
 
252
        // Display any activity information (eg completion requirements / dates).
253
        $cminfo = cm_info::create($this->page->cm);
254
        $completiondetails = \core_completion\cm_completion_details::get_instance($cminfo, $USER->id);
255
        $activitydates = \core\activity_dates::get_dates_for_module($cminfo, $USER->id);
256
        $info = $this->output->activity_information($cminfo, $completiondetails, $activitydates);
257
 
258
        // Add the rest of the wiki info.
259
        $info .= $this->output->box(format_module_intro('wiki',
260
                $this->page->activityrecord, $this->page->cm->id), 'generalbox', 'intro');
261
 
262
        return $info;
263
    }
264
 
265
    public function tabs($page, $tabitems, $options) {
266
        $tabs = array();
267
        $context = context_module::instance($this->page->cm->id);
268
 
269
        $pageid = null;
270
        if (!empty($page)) {
271
            $pageid = $page->id;
272
        }
273
 
274
        $selected = $options['activetab'];
275
 
276
        // make specific tab linked even it is active
277
        if (!empty($options['linkedwhenactive'])) {
278
            $linked = $options['linkedwhenactive'];
279
        } else {
280
            $linked = '';
281
        }
282
 
283
        if (!empty($options['inactivetabs'])) {
284
            $inactive = $options['inactivetabs'];
285
        } else {
286
            $inactive = array();
287
        }
288
 
289
        foreach ($tabitems as $tab) {
290
            if ($tab == 'edit' && !has_capability('mod/wiki:editpage', $context)) {
291
                continue;
292
            }
293
            if ($tab == 'comments' && !has_capability('mod/wiki:viewcomment', $context)) {
294
                continue;
295
            }
296
            if ($tab == 'files' && !has_capability('mod/wiki:viewpage', $context)) {
297
                continue;
298
            }
299
            if (($tab == 'view' || $tab == 'map' || $tab == 'history') && !has_capability('mod/wiki:viewpage', $context)) {
300
                continue;
301
            }
302
            if ($tab == 'admin' && !has_capability('mod/wiki:managewiki', $context)) {
303
                continue;
304
            }
305
            $link = new moodle_url('/mod/wiki/'. $tab. '.php', array('pageid' => $pageid));
306
            if ($linked == $tab) {
307
                $tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'), '', true);
308
            } else {
309
                $tabs[] = new tabobject($tab, $link, get_string($tab, 'wiki'));
310
            }
311
        }
312
 
313
        return $this->tabtree($tabs, $selected, $inactive);
314
    }
315
 
316
    public function prettyview_link($page) {
317
        $html = '';
318
        $link = new moodle_url('/mod/wiki/prettyview.php', array('pageid' => $page->id));
319
        $html .= $this->output->container_start('wiki_right');
320
        $html .= $this->output->action_link($link, get_string('prettyprint', 'wiki'), new popup_action('click', $link), array('class' => 'printicon'));
321
        $html .= $this->output->container_end();
322
        return $html;
323
    }
324
 
325
    public function wiki_print_subwiki_selector($wiki, $subwiki, $page, $pagetype = 'view') {
326
        global $CFG, $USER;
327
        require_once($CFG->dirroot . '/user/lib.php');
328
        $cm = get_coursemodule_from_instance('wiki', $wiki->id);
329
 
330
        switch ($pagetype) {
331
        case 'files':
332
            $baseurl = new moodle_url('/mod/wiki/files.php',
333
                    array('wid' => $wiki->id, 'title' => $page->title, 'pageid' => $page->id));
334
            break;
335
        case 'search':
336
            $search = optional_param('searchstring', null, PARAM_TEXT);
337
            $searchcontent = optional_param('searchwikicontent', 0, PARAM_INT);
338
            $baseurl = new moodle_url('/mod/wiki/search.php',
339
                    array('cmid' => $cm->id, 'courseid' => $cm->course,
340
                        'searchstring' => $search, 'searchwikicontent' => $searchcontent));
341
            break;
342
        case 'view':
343
        default:
344
            $baseurl = new moodle_url('/mod/wiki/view.php',
345
                    array('wid' => $wiki->id, 'title' => $page->title));
346
            break;
347
        }
348
 
349
        $context = context_module::instance($cm->id);
350
        // @TODO: A plenty of duplicated code below this lines.
351
        // Create private functions.
352
        switch (groups_get_activity_groupmode($cm)) {
353
        case NOGROUPS:
354
            if ($wiki->wikimode == 'collaborative') {
355
                // No need to print anything
356
                return;
357
            } else if ($wiki->wikimode == 'individual') {
358
                // We have private wikis here
359
 
360
                $view = has_capability('mod/wiki:viewpage', $context);
361
                $manage = has_capability('mod/wiki:managewiki', $context);
362
 
363
                // Only people with these capabilities can view all wikis
364
                if ($view && $manage) {
365
                    // @TODO: Print here a combo that contains all users.
366
                    $users = get_enrolled_users($context);
367
                    $options = array();
368
                    foreach ($users as $user) {
369
                        $options[$user->id] = fullname($user);
370
                    }
371
 
372
                    echo $this->output->container_start('wiki_right');
373
                    $name = 'uid';
374
                    $selected = $subwiki->userid;
375
                    echo $this->output->single_select($baseurl, $name, $options, $selected, null, null,
376
                        array('label' => get_string('user') . ':'));
377
                    echo $this->output->container_end();
378
                }
379
                return;
380
            } else {
381
                // error
382
                return;
383
            }
384
        case SEPARATEGROUPS:
385
            if ($wiki->wikimode == 'collaborative') {
386
                // We need to print a select to choose a course group
387
 
388
                echo $this->output->container_start('wiki_right');
389
                groups_print_activity_menu($cm, $baseurl);
390
                echo $this->output->container_end();
391
                return;
392
            } else if ($wiki->wikimode == 'individual') {
393
                //  @TODO: Print here a combo that contains all users of that subwiki.
394
                $view = has_capability('mod/wiki:viewpage', $context);
395
                $manage = has_capability('mod/wiki:managewiki', $context);
396
 
397
                // Only people with these capabilities can view all wikis
398
                if ($view && $manage) {
399
                    $users = get_enrolled_users($context);
400
                    $options = array();
401
                    foreach ($users as $user) {
402
                        $groups = groups_get_all_groups($cm->course, $user->id);
403
                        if (!empty($groups)) {
404
                            foreach ($groups as $group) {
405
                                $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);
406
                            }
407
                        } else {
408
                            $name = get_string('notingroup', 'wiki');
409
                            $options[0][$name]['0' . '-' . $user->id] = fullname($user);
410
                        }
411
                    }
412
                } else {
413
                    $group = groups_get_group($subwiki->groupid);
414
                    if (!$group) {
415
                        return;
416
                    }
417
                    $users = groups_get_members($subwiki->groupid);
418
                    foreach ($users as $user) {
419
                        $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);
420
                    }
421
                }
422
                echo $this->output->container_start('wiki_right');
423
                $name = 'groupanduser';
424
                $selected = $subwiki->groupid . '-' . $subwiki->userid;
425
                echo $this->output->single_select($baseurl, $name, $options, $selected, null, null,
426
                    array('label' => get_string('user') . ':'));
427
                echo $this->output->container_end();
428
 
429
                return;
430
 
431
            } else {
432
                // error
433
                return;
434
            }
435
        CASE VISIBLEGROUPS:
436
            if ($wiki->wikimode == 'collaborative') {
437
                // We need to print a select to choose a course group
438
                // moodle_url will take care of encoding for us
439
 
440
                echo $this->output->container_start('wiki_right');
441
                groups_print_activity_menu($cm, $baseurl);
442
                echo $this->output->container_end();
443
                return;
444
 
445
            } else if ($wiki->wikimode == 'individual') {
446
                $users = get_enrolled_users($context);
447
                $options = array();
448
                foreach ($users as $user) {
449
                    $groups = groups_get_all_groups($cm->course, $user->id);
450
                    if (!empty($groups)) {
451
                        foreach ($groups as $group) {
452
                            $options[$group->id][$group->name][$group->id . '-' . $user->id] = fullname($user);
453
                        }
454
                    } else {
455
                        $name = get_string('notingroup', 'wiki');
456
                        $options[0][$name]['0' . '-' . $user->id] = fullname($user);
457
                    }
458
                }
459
 
460
                echo $this->output->container_start('wiki_right');
461
                $name = 'groupanduser';
462
                $selected = $subwiki->groupid . '-' . $subwiki->userid;
463
                echo $this->output->single_select($baseurl, $name, $options, $selected, null, null,
464
                    array('label' => get_string('user') . ':'));
465
                echo $this->output->container_end();
466
 
467
                return;
468
 
469
            } else {
470
                // error
471
                return;
472
            }
473
        default:
474
            // error
475
            return;
476
 
477
        }
478
 
479
    }
480
 
481
    function menu_map($pageid, $currentselect) {
482
        if (empty($currentselect)) {
483
            // The wiki uses digit number to match the options and 5 is the default one.
484
            $currentselect = 5;
485
        }
486
        $options = array('contributions', 'links', 'orphaned', 'pageindex', 'pagelist', 'updatedpages');
487
        $items = array();
488
        foreach ($options as $opt) {
489
            $items[] = get_string($opt, 'wiki');
490
        }
491
        $selectoptions = array();
492
        foreach ($items as $key => $item) {
493
            $selectoptions[$key + 1] = $item;
494
        }
495
        $select = new single_select(new moodle_url('/mod/wiki/map.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect, null);
496
        $select->label = get_string('mapmenu', 'wiki') . ': ';
497
        return $this->output->container($this->output->render($select), 'midpad');
498
    }
499
    public function wiki_files_tree($context, $subwiki) {
500
        return $this->render(new wiki_files_tree($context, $subwiki));
501
    }
502
    public function render_wiki_files_tree(wiki_files_tree $tree) {
503
        if (empty($tree->dir['subdirs']) && empty($tree->dir['files'])) {
504
            $html = $this->output->box(get_string('nofilesavailable', 'repository'));
505
        } else {
506
            $htmlid = 'wiki_files_tree_'.uniqid();
507
            $module = array('name'=>'mod_wiki', 'fullpath'=>'/mod/wiki/module.js');
508
            $this->page->requires->js_init_call('M.mod_wiki.init_tree', array(false, $htmlid), false, $module);
509
            $html = '<div id="'.$htmlid.'">';
510
            $html .= $this->htmllize_tree($tree, $tree->dir);
511
            $html .= '</div>';
512
        }
513
        return $html;
514
    }
515
 
516
    function menu_admin($pageid, $currentselect) {
517
        $options = array('removepages', 'deleteversions');
518
        $items = array();
519
        foreach ($options as $opt) {
520
            $items[] = get_string($opt, 'wiki');
521
        }
522
        $selectoptions = array();
523
        foreach ($items as $key => $item) {
524
            $selectoptions[$key + 1] = $item;
525
        }
526
        $select = new single_select(new moodle_url('/mod/wiki/admin.php', array('pageid' => $pageid)), 'option', $selectoptions, $currentselect, null);
527
        $select->label = get_string('adminmenu', 'wiki') . ': ';
528
        return $this->output->container($this->output->render($select), 'midpad');
529
    }
530
 
531
    /**
532
     * Internal function - creates htmls structure suitable for YUI tree.
533
     */
534
    protected function htmllize_tree($tree, $dir) {
535
        global $CFG;
536
        $yuiconfig = array();
537
        $yuiconfig['type'] = 'html';
538
 
539
        if (empty($dir['subdirs']) and empty($dir['files'])) {
540
            return '';
541
        }
542
        $result = '<ul>';
543
        foreach ($dir['subdirs'] as $subdir) {
544
            $image = $this->output->pix_icon(file_folder_icon(), $subdir['dirname'], 'moodle', array('class'=>'icon'));
545
            $result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.s($subdir['dirname']).'</div> '.$this->htmllize_tree($tree, $subdir).'</li>';
546
        }
547
        foreach ($dir['files'] as $file) {
548
            $url = file_encode_url("$CFG->wwwroot/pluginfile.php", '/'.$tree->context->id.'/mod_wiki/attachments/' . $tree->subwiki->id . '/'. $file->get_filepath() . $file->get_filename(), true);
549
            $filename = $file->get_filename();
550
            $image = $this->output->pix_icon(file_file_icon($file), $filename, 'moodle', array('class'=>'icon'));
551
            $result .= '<li yuiConfig=\''.json_encode($yuiconfig).'\'><div>'.$image.' '.html_writer::link($url, $filename).'</div></li>';
552
        }
553
        $result .= '</ul>';
554
 
555
        return $result;
556
    }
557
 
558
    /**
559
     * Renders the action bar.
560
     *
561
     * @param \mod_wiki\output\action_bar $actionbar
562
     * @return string The HTML output
563
     */
564
    public function render_action_bar(\mod_wiki\output\action_bar $actionbar): string {
565
        $data = $actionbar->export_for_template($this);
566
        return $this->render_from_template('mod_wiki/action_bar', $data);
567
    }
568
}
569
 
570
class wiki_files_tree implements renderable {
571
    public $context;
572
    public $dir;
573
    public $subwiki;
574
    public function __construct($context, $subwiki) {
575
        $fs = get_file_storage();
576
        $this->context = $context;
577
        $this->subwiki = $subwiki;
578
        $this->dir = $fs->get_area_tree($context->id, 'mod_wiki', 'attachments', $subwiki->id);
579
    }
580
}