aboutsummaryrefslogtreecommitdiffstats
path: root/mod/thing.php
blob: b4b8ad027d6eafd34cbfd997013b110a29bbd181 (plain) (blame)
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
<?php
/**
 * @file mod/thing.php
 * @brief
 */

require_once('include/items.php');
require_once('include/contact_selectors.php');


function thing_init(&$a) {

	if(! local_channel())
		return;

	$account_id = $a->get_account();
	$channel    = $a->get_channel();

	$term_hash = (($_REQUEST['term_hash']) ? $_REQUEST['term_hash'] : '');

	$name = escape_tags($_REQUEST['term']);
	$verb = escape_tags($_REQUEST['verb']);
	$activity = intval($_REQUEST['activity']);
	$profile_guid = escape_tags($_REQUEST['profile_assign']);
	$url = $_REQUEST['link'];
	$photo = $_REQUEST['img'];

	$hash = random_string();

	$verbs = obj_verbs();

	/**
	 * verbs: [0] = first person singular, e.g. "I want", [1] = 3rd person singular, e.g. "Bill wants" 
	 * We use the first person form when creating an activity, but the third person for use in activities
	 * @FIXME There is no accounting for verb gender for languages where this is significant. We may eventually
	 * require obj_verbs() to provide full conjugations and specify which form to use in the $_REQUEST params to this module.
	 */

	$translated_verb = $verbs[$verb][1];

	/*
	 * The site administrator can do things that normals cannot.
	 * This is restricted because it will likely cause
	 * an activitystreams protocol violation and the activity might
	 * choke in some other network and result in unnecessary 
	 * support requests. It isn't because we're trying to be heavy-handed
	 * about what you can and can't do. 
	 */

	if(! $translated_verb) {
		if(is_site_admin())
			$translated_verb = $verb;
	}

	/*
	 * Things, objects: We do not provide definite (a, an) or indefinite (the) articles or singular/plural designators
	 * That needs to be specified in your thing. e.g. Mike has "a carrot", Greg wants "balls", Bob likes "the Boston Red Sox".  
	 */

	/*
	 * Future work on this module might produce more complex activities with targets, e.g. Phillip likes Karen's moustache
	 * and to describe other non-thing objects like channels, such as Karl wants Susan - where Susan represents a channel profile.
	 */
 
	if((! $name) || (! $translated_verb))
		return;

	if($term_hash) {
		$t = q("select * from obj left join term on obj_obj = term_hash where term_hash != '' and obj_type = %d and term_hash = '%s' limit 1",
			intval(TERM_OBJ_THING),
			dbesc($term_hash)
		);
		if(! $t) {
			notice( t('Item not found.') . EOL);
			return;
		}
		$orig_record = $t[0];
		if($photo != $orig_record['imgurl']) {
			$arr = import_profile_photo($photo,get_observer_hash(),true);
			$local_photo = $arr[0];
			$local_photo_type = $arr[3];
		}
		else
			$local_photo = $orig_record['imgurl'];

		$r = q("update term  set term = '%s', url = '%s', imgurl = '%s' where term_hash = '%s' and uid = %d",
			dbesc($name),
			dbesc(($url) ? $url : z_root() . '/thing/' . $term_hash),
			dbesc($local_photo),
			dbesc($term_hash),
			intval(local_channel())
		);

		info( t('Thing updated') . EOL);
		return;
	}

	$sql = (($profile_guid) ? " and profile_guid = '" . dbesc($profile_guid) . "' " : " and is_default = 1 ");
	$p = q("select profile_guid, is_default from profile where uid = %d $sql limit 1",
		intval(local_channel())
	);

	if($p)
		$profile = $p[0];
	else
		return;

	$local_photo = null;

	if($photo) {
		$arr = import_profile_photo($photo,get_observer_hash(),true);
		$local_photo = $arr[0];
		$local_photo_type = $arr[3];
	}

	$r = q("select * from term where uid = %d and otype = %d and type = %d and term = '%s' limit 1",
		intval(local_channel()),
		intval(TERM_OBJ_THING),
		intval(TERM_THING),
		dbesc($name)
	);
	if(! $r) {
		$r = q("insert into term ( aid, uid, oid, otype, type, term, url, imgurl, term_hash )
			values( %d, %d, %d, %d, %d, '%s', '%s', '%s', '%s' ) ",
			intval($account_id),
			intval(local_channel()),
			0,
			intval(TERM_OBJ_THING),
			intval(TERM_THING),
			dbesc($name),
			dbesc(($url) ? $url : z_root() . '/thing/' . $hash),
			dbesc(($photo) ? $local_photo : ''),
			dbesc($hash)
		);
		$r = q("select * from term where uid = %d and otype = %d and type = %d and term = '%s' limit 1",
			intval(local_channel()),
			intval(TERM_OBJ_THING),
			intval(TERM_THING),
			dbesc($name)
		);
	}
	$term = $r[0];

	$r = q("insert into obj ( obj_page, obj_verb, obj_type, obj_channel, obj_obj) values ('%s','%s', %d, %d, '%s') ",
		dbesc($profile['profile_guid']),
		dbesc($verb),
		intval(TERM_OBJ_THING),
		intval(local_channel()),
		dbesc($term['term_hash'])
	);

	if(! $r) {
		notice( t('Object store: failed'));
		return;
	}

	info( t('Thing added'));

	if($activity) {
		$arr = array();
		$links = array(array('rel' => 'alternate','type' => 'text/html', 'href' => $term['url']));
		if($local_photo)
			$links[] = array('rel' => 'photo', 'type' => $local_photo_type, 'href' => $local_photo);

		$objtype = ACTIVITY_OBJ_THING;

		$obj = json_encode(array(
			'type'    => $objtype,
			'id'      => $term['url'],
			'link'    => $links,
			'title'   => $term['term'],
			'content' => $term['term']
		));

		$bodyverb = str_replace('OBJ: ', '',t('OBJ: %1$s %2$s %3$s'));

		$arr['owner_xchan']  = $channel['channel_hash'];
		$arr['author_xchan'] = $channel['channel_hash'];

		$arr['item_origin'] = 1;
		$arr['item_wall'] = 1;
		$arr['item_thread_top'] = 1;

		$ulink = '[zrl=' . $channel['xchan_url'] . ']' . $channel['channel_name'] . '[/zrl]';
		$plink = '[zrl=' . $term['url'] . ']' . $term['term'] . '[/zrl]';

		$arr['body'] =  sprintf( $bodyverb, $ulink, $translated_verb, $plink );

		if($local_photo)
			$arr['body'] .= "\n\n[zmg]" . $local_photo . "[/zmg]";

		$arr['verb'] = $verb;
		$arr['obj_type'] = $objtype;
		$arr['object'] = $obj;

		if(! $profile['is_default']) {
			$arr['item_private'] = true;
			$str = '';
			$r = q("select abook_xchan from abook where abook_channel = %d and abook_profile = '%s'",
				intval(local_channel()),
				dbesc($profile_guid)
			);
			if($r) {
				$arr['allow_cid'] = '';
				foreach($r as $rr)
					$arr['allow_cid'] .= '<' . $rr['abook_xchan'] . '>';
			}
			else
				$arr['allow_cid'] = '<' . get_observer_hash() . '>';
		}

		$ret = post_activity_item($arr);
	}
}


function thing_content(&$a) {

	if(argc() == 2) {

		$r = q("select * from obj left join term on obj_obj = term_hash where term_hash != '' and obj_type = %d and term_hash = '%s' limit 1",
			intval(TERM_OBJ_THING),
			dbesc(argv(1))
		);

		if($r) {
			return replace_macros(get_markup_template('show_thing.tpl'), array(
				'$header' => t('Show Thing'),
				'$edit' => t('Edit'),
				'$delete' => t('Delete'),
				'$canedit' => ((local_channel() && local_channel() == $r[0]['obj_channel']) ? true : false), 
				'$thing' => $r[0] ));
		}
		else {
			notice( t('item not found.') . EOL);
			return;
		}
	}

	$channel = $a->get_channel();

	if(! (local_channel() && $channel)) {
		notice( t('Permission denied.') . EOL);
		return;
	}

	$thing_hash = '';

	if(argc() == 3 && argv(1) === 'edit') {
		$thing_hash = argv(2);

		$r = q("select * from obj left join term on obj_obj = term_hash where term_hash != '' and obj_type = %d and term_hash = '%s' limit 1",
			intval(TERM_OBJ_THING),
			dbesc($thing_hash)
		);

		if((! $r) || ($r[0]['obj_channel'] != local_channel())) {
			notice( t('Permission denied.') . EOL);
			return '';
		}

		$o .= replace_macros(get_markup_template('thing_edit.tpl'),array(
			'$thing_hdr' => t('Edit Thing'),
			'$multiprof' => feature_enabled(local_channel(),'multi_profiles'),
			'$profile_lbl' => t('Select a profile'),
			'$profile_select' => contact_profile_assign($r[0]['obj_page']),
			'$verb_lbl' => $channel['channel_name'],
			'$verb_select' => obj_verb_selector($r[0]['obj_verb']),
			'$activity' => array('activity',t('Post an activity'),true,t('Only sends to viewers of the applicable profile')),
			'$thing_hash' => $thing_hash,
			'$thing_lbl' => t('Name of thing e.g. something'),
			'$thething' => $r[0]['term'],
			'$url_lbl' => t('URL of thing (optional)'),
			'$theurl' => $r[0]['url'],
			'$img_lbl' => t('URL for photo of thing (optional)'),
			'$imgurl' => $r[0]['imgurl'],
			'$submit' => t('Submit')
		));

		return $o;
	}

	if(argc() == 3 && argv(1) === 'drop') {
		$thing_hash = argv(2);

		$r = q("select * from obj left join term on obj_obj = term_hash where term_hash != '' and obj_type = %d and term_hash = '%s' limit 1",
			intval(TERM_OBJ_THING),
			dbesc($thing_hash)
		);

		if((! $r) || ($r[0]['obj_channel'] != local_channel())) {
			notice( t('Permission denied.') . EOL);
			return '';
		}

		$x = q("delete from obj where obj_obj = '%s' and obj_type = %d and obj_channel = %d",
			dbesc($thing_hash),
			intval(TERM_OBJ_THING),
			intval(local_channel())
		);
		$x = q("delete from term where term_hash = '%s' and uid = %d",
			dbesc($thing_hash),
			intval(local_channel())
		);

		return $o;
	}

	$o .= replace_macros(get_markup_template('thing_input.tpl'),array(
		'$thing_hdr' => t('Add Thing to your Profile'),
		'$multiprof' => feature_enabled(local_channel(),'multi_profiles'),
		'$profile_lbl' => t('Select a profile'),
		'$profile_select' => contact_profile_assign(''),
		'$verb_lbl' => $channel['channel_name'],
		'$activity' => array('activity',t('Post an activity'),((array_key_exists('activity',$_REQUEST)) ? $_REQUEST['activity'] : true),t('Only sends to viewers of the applicable profile')),
		'$verb_select' => obj_verb_selector(),
		'$thing_lbl' => t('Name of thing e.g. something'),
		'$url_lbl' => t('URL of thing (optional)'),
		'$img_lbl' => t('URL for photo of thing (optional)'),
		'$submit' => t('Submit')
	));

	return $o;
}