3 * @file mod/wall_attach.php
7 use Friendica\Core\Config;
8 use Friendica\Core\L10n;
9 use Friendica\Core\System;
10 use Friendica\Database\DBA;
11 use Friendica\Model\Contact;
12 use Friendica\Util\DateTimeFormat;
13 use Friendica\Util\Mimetype;
15 function wall_attach_post(App $a) {
17 $r_json = (x($_GET,'response') && $_GET['response']=='json');
21 $r = q("SELECT `user`.*, `contact`.`id` FROM `user` LEFT JOIN `contact` on `user`.`uid` = `contact`.`uid` WHERE `user`.`nickname` = '%s' AND `user`.`blocked` = 0 and `contact`.`self` = 1 LIMIT 1",
24 if (! DBA::isResult($r)) {
26 echo json_encode(['error'=>L10n::t('Invalid request.')]);
34 echo json_encode(['error'=>L10n::t('Invalid request.')]);
43 $page_owner_uid = $r[0]['uid'];
44 $page_owner_cid = $r[0]['id'];
45 $page_owner_nick = $r[0]['nickname'];
46 $community_page = (($r[0]['page-flags'] == Contact::PAGE_COMMUNITY) ? true : false);
48 if((local_user()) && (local_user() == $page_owner_uid))
51 if($community_page && remote_user()) {
53 if(is_array($_SESSION['remote'])) {
54 foreach($_SESSION['remote'] as $v) {
55 if($v['uid'] == $page_owner_uid) {
56 $contact_id = $v['cid'];
63 $r = q("SELECT `uid` FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `id` = %d AND `uid` = %d LIMIT 1",
65 intval($page_owner_uid)
67 if (DBA::isResult($r)) {
69 $visitor = $contact_id;
76 echo json_encode(['error'=>L10n::t('Permission denied.')]);
79 notice(L10n::t('Permission denied.') . EOL );
83 if(! x($_FILES,'userfile')) {
85 echo json_encode(['error'=>L10n::t('Invalid request.')]);
90 $src = $_FILES['userfile']['tmp_name'];
91 $filename = basename($_FILES['userfile']['name']);
92 $filesize = intval($_FILES['userfile']['size']);
94 $maxfilesize = Config::get('system','maxfilesize');
96 /* Found html code written in text field of form,
97 * when trying to upload a file with filesize
98 * greater than upload_max_filesize. Cause is unknown.
99 * Then Filesize gets <= 0.
103 $msg = L10n::t('Sorry, maybe your upload is bigger than the PHP configuration allows') . EOL .(L10n::t('Or - did you try to upload an empty file?'));
105 echo json_encode(['error'=>$msg]);
113 if(($maxfilesize) && ($filesize > $maxfilesize)) {
114 $msg = L10n::t('File exceeds size limit of %s', formatBytes($maxfilesize));
116 echo json_encode(['error'=>$msg]);
124 $filedata = @file_get_contents($src);
125 $mimetype = Mimetype::getContentType($filename);
126 $hash = System::createGUID(64);
127 $created = DateTimeFormat::utcNow();
129 $fields = ['uid' => $page_owner_uid, 'hash' => $hash, 'filename' => $filename, 'filetype' => $mimetype,
130 'filesize' => $filesize, 'data' => $filedata, 'created' => $created, 'edited' => $created,
131 'allow_cid' => '<' . $page_owner_cid . '>', 'allow_gid' => '','deny_cid' => '', 'deny_gid' => ''];
133 $r = DBA::insert('attach', $fields);
138 $msg = L10n::t('File upload failed.');
140 echo json_encode(['error'=>$msg]);
147 $r = q("SELECT `id` FROM `attach` WHERE `uid` = %d AND `created` = '%s' AND `hash` = '%s' LIMIT 1",
148 intval($page_owner_uid),
149 DBA::escape($created),
153 if (! DBA::isResult($r)) {
154 $msg = L10n::t('File upload failed.');
156 echo json_encode(['error'=>$msg]);
164 echo json_encode(['ok'=>true]);
170 echo $lf . $lf . '[attachment]' . $r[0]['id'] . '[/attachment]' . $lf;