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
|
<?php
/**
* @file include/wiki.php
* @brief Wiki related functions.
*/
use \Zotlabs\Storage\GitRepo as GitRepo;
define ( 'WIKI_ITEM_RESOURCE_TYPE', 'wiki' );
function wiki_list($nick, $observer_hash) {
if (local_channel() || remote_channel()) {
$sql_extra = item_permissions_sql(get_channel_by_nick($nick)['channel_id'], $observer_hash);
} else {
$sql_extra = " AND item_private = 0 ";
}
$wikis = q("SELECT * FROM item WHERE resource_type = '%s' AND mid = parent_mid AND item_deleted = 0 $sql_extra",
dbesc(WIKI_ITEM_RESOURCE_TYPE)
);
// TODO: query db for wikis the observer can access. Return with two lists, for read and write access
return array('wikis' => $wikis);
}
function wiki_page_list($resource_id) {
// TODO: Create item table records for pages so that metadata like title can be applied
$w = wiki_get_wiki($resource_id);
if (!$w['path']) {
return array('pages' => null);
}
$pages = array();
if (is_dir($w['path']) === true) {
$files = array_diff(scandir($w['path']), array('.', '..', '.git'));
// TODO: Check that the files are all text files
$pages = $files;
}
return array('pages' => $pages);
}
function wiki_init_wiki($channel, $name) {
// Store the path as a relative path, but pass absolute path to mkdir
$path = 'store/[data]/git/'.$channel['channel_address'].'/wiki/'.$name;
if (!os_mkdir(__DIR__ . '/../' . $path, 0770, true)) {
logger('Error creating wiki path: ' . $name);
return null;
}
// Create GitRepo object
$git = new GitRepo($channel['channel_address'], null, false, $name, __DIR__ . '/../' . $path);
if(!$git->initRepo()) {
logger('Error creating new git repo in ' . $git->path);
return null;
}
return array('path' => $path);
}
function wiki_create_wiki($channel, $observer_hash, $name, $acl) {
$wikiinit = wiki_init_wiki($channel, $name);
if (!$wikiinit['path']) {
notice('Error creating wiki');
return array('item' => null, 'success' => false);
}
$path = $wikiinit['path'];
// Generate unique resource_id using the same method as item_message_id()
do {
$dups = false;
$resource_id = random_string();
$r = q("SELECT mid FROM item WHERE resource_id = '%s' AND resource_type = '%s' AND uid = %d LIMIT 1",
dbesc($resource_id),
dbesc(WIKI_ITEM_RESOURCE_TYPE),
intval($channel['channel_id'])
);
if (count($r))
$dups = true;
} while ($dups == true);
$ac = $acl->get();
$mid = item_message_id();
$arr = array(); // Initialize the array of parameters for the post
$item_hidden = 0; // TODO: Allow form creator to send post to ACL about new game automatically
$wiki_url = z_root() . '/wiki/' . $channel['channel_address'] . '/' . $name;
$arr['aid'] = $channel['channel_account_id'];
$arr['uid'] = $channel['channel_id'];
$arr['mid'] = $mid;
$arr['parent_mid'] = $mid;
$arr['item_hidden'] = $item_hidden;
$arr['resource_type'] = WIKI_ITEM_RESOURCE_TYPE;
$arr['resource_id'] = $resource_id;
$arr['owner_xchan'] = $channel['channel_hash'];
$arr['author_xchan'] = $observer_hash;
$arr['plink'] = z_root() . '/channel/' . $channel['channel_address'] . '/?f=&mid=' . $arr['mid'];
$arr['llink'] = $arr['plink'];
$arr['title'] = $name; // name of new wiki;
$arr['allow_cid'] = $ac['allow_cid'];
$arr['allow_gid'] = $ac['allow_gid'];
$arr['deny_cid'] = $ac['deny_cid'];
$arr['deny_gid'] = $ac['deny_gid'];
$arr['item_wall'] = 1;
$arr['item_origin'] = 1;
$arr['item_thread_top'] = 1;
$arr['item_private'] = intval($acl->is_private());
$arr['verb'] = ACTIVITY_CREATE;
$arr['obj_type'] = ACTIVITY_OBJ_WIKI;
$arr['object'] = array('path' => $path);
$arr['body'] = '[table][tr][td][h1]New Wiki[/h1][/td][/tr][tr][td][zrl=' . $wiki_url . ']' . $name . '[/zrl][/td][/tr][/table]';
$post = item_store($arr);
$item_id = $post['item_id'];
if ($item_id) {
proc_run('php', "include/notifier.php", "activity", $item_id);
return array('item' => $arr, 'success' => true);
} else {
return array('item' => null, 'success' => false);
}
}
function wiki_delete_wiki($resource_id) {
$item = q("SELECT id, object FROM item WHERE resource_type = '%s' AND resource_id = '%s' AND item_deleted = 0 limit 1",
dbesc(WIKI_ITEM_RESOURCE_TYPE),
dbesc($resource_id)
);
if (!$item) {
return array('items' => null, 'success' => false);
} else {
$drop = drop_item($item[0]['id'],false,DROPITEM_NORMAL,true);
$object = json_decode($item[0]['object'], true);
if(!realpath(__DIR__ . '/../' . $object['path'])) {
return array('items' => null, 'success' => false);
}
// Path to wiki exists
$abs_path = realpath(__DIR__ . '/../' . $object['path']);
$pathdel = rrmdir($abs_path);
if($pathdel) {
info('Wiki deleted successfully');
}
return array('item' => $item, 'success' => (($drop === 1 && $pathdel) ? true : false));
}
}
function wiki_get_wiki($resource_id) {
$item = q("SELECT * FROM item WHERE resource_type = '%s' AND resource_id = '%s' AND item_deleted = 0 limit 1",
dbesc(WIKI_ITEM_RESOURCE_TYPE),
dbesc($resource_id)
);
if (!$item) {
return array('wiki' => null, 'path' => null);
} else {
$w = $item[0];
$object = json_decode($w['object'], true);
if (!realpath(__DIR__ . '/../' . $object['path'])) {
return array('wiki' => null, 'path' => null);
}
// Path to wiki exists
$abs_path = realpath(__DIR__ . '/../' . $object['path']);
return array('wiki' => $w, 'path' => $abs_path);
}
}
function wiki_exists_by_name($uid, $name) {
$item = q("SELECT id,resource_id FROM item WHERE resource_type = '%s' AND title = '%s' AND uid = '%s' AND item_deleted = 0 limit 1",
dbesc(WIKI_ITEM_RESOURCE_TYPE),
dbesc($name),
dbesc($uid)
);
if (!$item) {
return array('id' => null, 'resource_id' => null);
} else {
return array('id' => $item[0]['id'], 'resource_id' => $item[0]['resource_id']);
}
}
function wiki_get_permissions($resource_id, $owner_id, $observer_hash) {
// TODO: For now, only the owner can edit
$sql_extra = item_permissions_sql($owner_id, $observer_hash);
$r = q("SELECT * FROM item WHERE resource_type = '%s' AND resource_id = '%s' $sql_extra LIMIT 1",
dbesc(WIKI_ITEM_RESOURCE_TYPE),
dbesc($resource_id)
);
if(!$r) {
return array('read' => false, 'write' => false, 'success' => true);
} else {
return array('read' => true, 'write' => false, 'success' => true);
}
}
function wiki_create_page($name, $resource_id) {
$item = q("SELECT id,title,object FROM item WHERE resource_type = '%s' AND resource_id = '%s' AND item_deleted = 0 limit 1",
dbesc(WIKI_ITEM_RESOURCE_TYPE),
dbesc($resource_id)
);
if (!$item) {
return array('page' => null, 'message' => 'Wiki item not found.', 'success' => false);
}
$object = json_decode($item[0]['object'], true);
$wikiname = $item[0]['title'];
if (!realpath(__DIR__ . '/../' . $object['path'])) {
return array('page' => null, 'message' => 'Wiki directory does not exist.', 'success' => false);
}
// Path to wiki exists
$abs_path = realpath(__DIR__ . '/../' . $object['path']);
$page_path = $abs_path . '/' . $name;
if (is_file($page_path)) {
return array('page' => null, 'message' => 'Page already exists.', 'success' => false);
}
// Create file called $name in the path
if(!touch($page_path)) {
return array('page' => null, 'message' => 'Page file cannot be created.', 'success' => false);
} else {
return array('wiki' => $wikiname, 'message' => '', 'success' => true);
}
}
|
