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;
14 use Friendica\Util\Strings;
16 function wall_attach_post(App $a) {
18 $r_json = (x($_GET,'response') && $_GET['response']=='json');
22 $r = q("SELECT `user`.*, `contact`.`id` FROM `user` LEFT JOIN `contact` on `user`.`uid` = `contact`.`uid` WHERE `user`.`nickname` = '%s' AND `user`.`blocked` = 0 and `contact`.`self` = 1 LIMIT 1",
26 if (! DBA::isResult($r)) {
28 echo json_encode(['error' => L10n::t('Invalid request.')]);
35 echo json_encode(['error' => L10n::t('Invalid request.')]);
45 $page_owner_uid = $r[0]['uid'];
46 $page_owner_cid = $r[0]['id'];
47 $page_owner_nick = $r[0]['nickname'];
48 $community_page = (($r[0]['page-flags'] == Contact::PAGE_COMMUNITY) ? true : false);
50 if ((local_user()) && (local_user() == $page_owner_uid)) {
53 if ($community_page && remote_user()) {
56 if (is_array($_SESSION['remote'])) {
57 foreach ($_SESSION['remote'] as $v) {
58 if ($v['uid'] == $page_owner_uid) {
59 $contact_id = $v['cid'];
65 if ($contact_id > 0) {
66 $r = q("SELECT `uid` FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `id` = %d AND `uid` = %d LIMIT 1",
68 intval($page_owner_uid)
71 if (DBA::isResult($r)) {
73 $visitor = $contact_id;
81 echo json_encode(['error' => L10n::t('Permission denied.')]);
84 notice(L10n::t('Permission denied.') . EOL );
88 if (! x($_FILES,'userfile')) {
90 echo json_encode(['error' => L10n::t('Invalid request.')]);
95 $src = $_FILES['userfile']['tmp_name'];
96 $filename = basename($_FILES['userfile']['name']);
97 $filesize = intval($_FILES['userfile']['size']);
99 $maxfilesize = Config::get('system','maxfilesize');
101 /* Found html code written in text field of form,
102 * when trying to upload a file with filesize
103 * greater than upload_max_filesize. Cause is unknown.
104 * Then Filesize gets <= 0.
107 if ($filesize <= 0) {
108 $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?'));
110 echo json_encode(['error' => $msg]);
118 if ($maxfilesize && $filesize > $maxfilesize) {
119 $msg = L10n::t('File exceeds size limit of %s', Strings::formatBytes($maxfilesize));
121 echo json_encode(['error' => $msg]);
129 $filedata = @file_get_contents($src);
130 $mimetype = Mimetype::getContentType($filename);
131 $hash = System::createGUID(64);
132 $created = DateTimeFormat::utcNow();
134 $fields = ['uid' => $page_owner_uid, 'hash' => $hash, 'filename' => $filename, 'filetype' => $mimetype,
135 'filesize' => $filesize, 'data' => $filedata, 'created' => $created, 'edited' => $created,
136 'allow_cid' => '<' . $page_owner_cid . '>', 'allow_gid' => '','deny_cid' => '', 'deny_gid' => ''];
138 $r = DBA::insert('attach', $fields);
143 $msg = L10n::t('File upload failed.');
145 echo json_encode(['error' => $msg]);
152 $r = q("SELECT `id` FROM `attach` WHERE `uid` = %d AND `created` = '%s' AND `hash` = '%s' LIMIT 1",
153 intval($page_owner_uid),
154 DBA::escape($created),
158 if (! DBA::isResult($r)) {
159 $msg = L10n::t('File upload failed.');
161 echo json_encode(['error' => $msg]);
169 echo json_encode(['ok' => true]);
175 echo $lf . $lf . '[attachment]' . $r[0]['id'] . '[/attachment]' . $lf;