summaryrefslogtreecommitdiff
path: root/lib/noticelist.php
blob: 385da37e9d2b871edb5e5ea60f597cb2b716dd67 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
<?php
/**
 * StatusNet, the distributed open-source microblogging tool
 *
 * widget for displaying a list of notices
 *
 * PHP version 5
 *
 * LICENCE: This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @category  UI
 * @package   StatusNet
 * @author    Evan Prodromou <evan@status.net>
 * @author    Sarven Capadisli <csarven@status.net>
 * @copyright 2008 StatusNet, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link      http://status.net/
 */

if (!defined('STATUSNET') && !defined('LACONICA')) {
    exit(1);
}

require_once INSTALLDIR.'/lib/favorform.php';
require_once INSTALLDIR.'/lib/disfavorform.php';
require_once INSTALLDIR.'/lib/attachmentlist.php';

/**
 * widget for displaying a list of notices
 *
 * There are a number of actions that display a list of notices, in
 * reverse chronological order. This widget abstracts out most of the
 * code for UI for notice lists. It's overridden to hide some
 * data for e.g. the profile page.
 *
 * @category UI
 * @package  StatusNet
 * @author   Evan Prodromou <evan@status.net>
 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link     http://status.net/
 * @see      Notice
 * @see      NoticeListItem
 * @see      ProfileNoticeList
 */

class NoticeList extends Widget
{
    /** the current stream of notices being displayed. */

    var $notice = null;

    /**
     * constructor
     *
     * @param Notice $notice stream of notices from DB_DataObject
     */

    function __construct($notice, $out=null)
    {
        parent::__construct($out);
        $this->notice = $notice;
    }

    /**
     * show the list of notices
     *
     * "Uses up" the stream by looping through it. So, probably cannot
     * be called twice on the same list.
     *
     * @return int count of notices listed.
     */

    function show()
    {
        $this->out->elementStart('div', array('id' =>'notices_primary'));
        $this->out->element('h2', null, _('Notices'));
        $this->out->elementStart('ol', array('class' => 'notices xoxo'));

        $cnt = 0;

        while ($this->notice->fetch() && $cnt <= NOTICES_PER_PAGE) {
            $cnt++;

            if ($cnt > NOTICES_PER_PAGE) {
                break;
            }

            $item = $this->newListItem($this->notice);
            $item->show();
        }

        $this->out->elementEnd('ol');
        $this->out->elementEnd('div');

        return $cnt;
    }

    /**
     * returns a new list item for the current notice
     *
     * Recipe (factory?) method; overridden by sub-classes to give
     * a different list item class.
     *
     * @param Notice $notice the current notice
     *
     * @return NoticeListItem a list item for displaying the notice
     */

    function newListItem($notice)
    {
        return new NoticeListItem($notice, $this->out);
    }
}

/**
 * widget for displaying a single notice
 *
 * This widget has the core smarts for showing a single notice: what to display,
 * where, and under which circumstances. Its key method is show(); this is a recipe
 * that calls all the other show*() methods to build up a single notice. The
 * ProfileNoticeListItem subclass, for example, overrides showAuthor() to skip
 * author info (since that's implicit by the data in the page).
 *
 * @category UI
 * @package  StatusNet
 * @author   Evan Prodromou <evan@status.net>
 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link     http://status.net/
 * @see      NoticeList
 * @see      ProfileNoticeListItem
 */

class NoticeListItem extends Widget
{
    /** The notice this item will show. */

    var $notice = null;

    /** The profile of the author of the notice, extracted once for convenience. */

    var $profile = null;

    /**
     * constructor
     *
     * Also initializes the profile attribute.
     *
     * @param Notice $notice The notice we'll display
     */

    function __construct($notice, $out=null)
    {
        parent::__construct($out);
        $this->notice  = $notice;
        $this->profile = $notice->getProfile();
    }

    /**
     * recipe function for displaying a single notice.
     *
     * This uses all the other methods to correctly display a notice. Override
     * it or one of the others to fine-tune the output.
     *
     * @return void
     */

    function show()
    {
        $this->showStart();
        if (Event::handle('StartShowNoticeItem', array($this))) {
            $this->showNotice();
            $this->showNoticeInfo();
            $this->showNoticeOptions();
            Event::handle('EndShowNoticeItem', array($this));
        }
        $this->showEnd();
    }

    function showNotice()
    {
        $this->out->elementStart('div', 'entry-title');
        $this->showAuthor();
        $this->showContent();
        $this->out->elementEnd('div');
    }

    function showNoticeInfo()
    {
        $this->out->elementStart('div', 'entry-content');
        $this->showNoticeLink();
        $this->showNoticeLocation();
        $this->showNoticeSource();
        $this->showContext();
        $this->out->elementEnd('div');
    }

    function showNoticeOptions()
    {
        $user = common_current_user();
        if ($user) {
            $this->out->elementStart('div', 'notice-options');
            $this->showFaveForm();
            $this->showReplyLink();
            $this->showDeleteLink();
            $this->out->elementEnd('div');
        }
    }

    /**
     * start a single notice.
     *
     * @return void
     */

    function showStart()
    {
        // XXX: RDFa
        // TODO: add notice_type class e.g., notice_video, notice_image
        $this->out->elementStart('li', array('class' => 'hentry notice',
                                             'id' => 'notice-' . $this->notice->id));
    }

    /**
     * show the "favorite" form
     *
     * @return void
     */

    function showFaveForm()
    {
        $user = common_current_user();
        if ($user) {
            if ($user->hasFave($this->notice)) {
                $disfavor = new DisfavorForm($this->out, $this->notice);
                $disfavor->show();
            } else {
                $favor = new FavorForm($this->out, $this->notice);
                $favor->show();
            }
        }
    }

    /**
     * show the author of a notice
     *
     * By default, this shows the avatar and (linked) nickname of the author.
     *
     * @return void
     */

    function showAuthor()
    {
        $this->out->elementStart('span', 'vcard author');
        $attrs = array('href' => $this->profile->profileurl,
                       'class' => 'url');
        if (!empty($this->profile->fullname)) {
            $attrs['title'] = $this->profile->fullname . ' (' . $this->profile->nickname . ')';
        }
        $this->out->elementStart('a', $attrs);
        $this->showAvatar();
        $this->showNickname();
        $this->out->elementEnd('a');
        $this->out->elementEnd('span');
    }

    /**
     * show the avatar of the notice's author
     *
     * This will use the default avatar if no avatar is assigned for the author.
     * It makes a link to the author's profile.
     *
     * @return void
     */

    function showAvatar()
    {
        if ('shownotice' === $this->out->trimmed('action')) {
            $avatar_size = AVATAR_PROFILE_SIZE;
        } else {
            $avatar_size = AVATAR_STREAM_SIZE;
        }
        $avatar = $this->profile->getAvatar($avatar_size);

        $this->out->element('img', array('src' => ($avatar) ?
                                         $avatar->displayUrl() :
                                         Avatar::defaultImage($avatar_size),
                                         'class' => 'avatar photo',
                                         'width' => $avatar_size,
                                         'height' => $avatar_size,
                                         'alt' =>
                                         ($this->profile->fullname) ?
                                         $this->profile->fullname :
                                         $this->profile->nickname));
    }

    /**
     * show the nickname of the author
     *
     * Links to the author's profile page
     *
     * @return void
     */

    function showNickname()
    {
        $this->out->element('span', array('class' => 'nickname fn'),
                            $this->profile->nickname);
    }

    /**
     * show the content of the notice
     *
     * Shows the content of the notice. This is pre-rendered for efficiency
     * at save time. Some very old notices might not be pre-rendered, so
     * they're rendered on the spot.
     *
     * @return void
     */

    function showContent()
    {
        // FIXME: URL, image, video, audio
        $this->out->elementStart('p', array('class' => 'entry-content'));
        if ($this->notice->rendered) {
            $this->out->raw($this->notice->rendered);
        } else {
            // XXX: may be some uncooked notices in the DB,
            // we cook them right now. This should probably disappear in future
            // versions (>> 0.4.x)
            $this->out->raw(common_render_content($this->notice->content, $this->notice));
        }
        $this->out->elementEnd('p');
    }

    /**
     * show the link to the main page for the notice
     *
     * Displays a link to the page for a notice, with "relative" time. Tries to
     * get remote notice URLs correct, but doesn't always succeed.
     *
     * @return void
     */

    function showNoticeLink()
    {
        if($this->notice->is_local){
            $noticeurl = common_local_url('shownotice',
                                      array('notice' => $this->notice->id));
        }else{
            $noticeurl = $this->notice->uri;
        }
        $this->out->elementStart('a', array('rel' => 'bookmark',
                                            'class' => 'timestamp',
                                            'href' => $noticeurl));
        $dt = common_date_iso8601($this->notice->created);
        $this->out->element('abbr', array('class' => 'published',
                                          'title' => $dt),
                            common_date_string($this->notice->created));
        $this->out->elementEnd('a');
    }

    /**
     * show the notice location
     *
     * shows the notice location in the correct language.
     *
     * If an URL is available, makes a link. Otherwise, just a span.
     *
     * @return void
     */

    function showNoticeLocation()
    {
        $id = $this->notice->id;

        $location = $this->notice->getLocation();

        if (empty($location)) {
            return;
        }

        $name = $location->getName();

        if (empty($name)) {
            // XXX: Could be a translation issue. Fall back to... something?
            return;
        }

        $url  = $location->getUrl();

        if (empty($url)) {
            $this->out->element('span', array('class' => 'location'), $name);
        } else {
            $this->out->element('a', array('class' => 'location',
                                           'href' => $url),
                                $name);
        }
    }

    /**
     * Show the source of the notice
     *
     * Either the name (and link) of the API client that posted the notice,
     * or one of other other channels.
     *
     * @return void
     */

    function showNoticeSource()
    {
        if ($this->notice->source) {
            $this->out->elementStart('span', 'source');
            $this->out->text(_('from'));
            $source_name = _($this->notice->source);
            switch ($this->notice->source) {
             case 'web':
             case 'xmpp':
             case 'mail':
             case 'omb':
             case 'system':
             case 'api':
                $this->out->element('span', 'device', $source_name);
                break;
             default:
                $ns = Notice_source::staticGet($this->notice->source);
                if ($ns) {
                    $this->out->elementStart('span', 'device');
                    $this->out->element('a', array('href' => $ns->url,
                                                   'rel' => 'external'),
                                        $ns->name);
                    $this->out->elementEnd('span');
                } else {
                    $this->out->element('span', 'device', $source_name);
                }
                break;
            }
            $this->out->elementEnd('span');
        }
    }

    /**
     * show link to notice this notice is a reply to
     *
     * If this notice is a reply, show a link to the notice it is replying to. The
     * heavy lifting for figuring out replies happens at save time.
     *
     * @return void
     */

    function showContext()
    {
        $hasConversation = false;
        if( !empty($this->notice->conversation)
            && $this->notice->conversation != $this->notice->id){
            $hasConversation = true;
        }else{
            $conversation = Notice::conversationStream($this->notice->id, 1, 1);
            if($conversation->N > 0){
                $hasConversation = true;
            }
        }
        if ($hasConversation){
            $convurl = common_local_url('conversation',
                                         array('id' => $this->notice->conversation));
            $this->out->element('a', array('href' => $convurl.'#notice-'.$this->notice->id,
                                           'class' => 'response'),
                                _('in context'));
        }
    }

    /**
     * show a link to reply to the current notice
     *
     * Should either do the reply in the current notice form (if available), or
     * link out to the notice-posting form. A little flakey, doesn't always work.
     *
     * @return void
     */

    function showReplyLink()
    {
        if (common_logged_in()) {
            $reply_url = common_local_url('newnotice',
                                          array('replyto' => $this->profile->nickname, 'inreplyto' => $this->notice->id));
            $this->out->elementStart('a', array('href' => $reply_url,
                                                'class' => 'notice_reply',
                                                'title' => _('Reply to this notice')));
            $this->out->text(_('Reply'));
            $this->out->element('span', 'notice_id', $this->notice->id);
            $this->out->elementEnd('a');
        }
    }

    /**
     * if the user is the author, let them delete the notice
     *
     * @return void
     */

    function showDeleteLink()
    {
        $user = common_current_user();

        if (!empty($user) &&
            ($this->notice->profile_id == $user->id || $user->hasRight(Right::deleteOthersNotice))) {

            $deleteurl = common_local_url('deletenotice',
                                          array('notice' => $this->notice->id));
            $this->out->element('a', array('href' => $deleteurl,
                                           'class' => 'notice_delete',
                                           'title' => _('Delete this notice')), _('Delete'));
        }
    }

    /**
     * finish the notice
     *
     * Close the last elements in the notice list item
     *
     * @return void
     */

    function showEnd()
    {
        $this->out->elementEnd('li');
    }
}