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\DBM;
11 use Friendica\Util\DateTimeFormat;
12 use Friendica\Util\Mimetype;
14 function wall_attach_post(App $a) {
16 $r_json = (x($_GET,'response') && $_GET['response']=='json');
20 $r = q("SELECT `user`.*, `contact`.`id` FROM `user` LEFT JOIN `contact` on `user`.`uid` = `contact`.`uid` WHERE `user`.`nickname` = '%s' AND `user`.`blocked` = 0 and `contact`.`self` = 1 LIMIT 1",
23 if (! DBM::is_result($r)) {
25 echo json_encode(['error'=>L10n::t('Invalid request.')]);
33 echo json_encode(['error'=>L10n::t('Invalid request.')]);
42 $page_owner_uid = $r[0]['uid'];
43 $page_owner_cid = $r[0]['id'];
44 $page_owner_nick = $r[0]['nickname'];
45 $community_page = (($r[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
47 if((local_user()) && (local_user() == $page_owner_uid))
50 if($community_page && remote_user()) {
52 if(is_array($_SESSION['remote'])) {
53 foreach($_SESSION['remote'] as $v) {
54 if($v['uid'] == $page_owner_uid) {
55 $contact_id = $v['cid'];
62 $r = q("SELECT `uid` FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `id` = %d AND `uid` = %d LIMIT 1",
64 intval($page_owner_uid)
66 if (DBM::is_result($r)) {
68 $visitor = $contact_id;
75 echo json_encode(['error'=>L10n::t('Permission denied.')]);
78 notice(L10n::t('Permission denied.') . EOL );
82 if(! x($_FILES,'userfile')) {
84 echo json_encode(['error'=>L10n::t('Invalid request.')]);
89 $src = $_FILES['userfile']['tmp_name'];
90 $filename = basename($_FILES['userfile']['name']);
91 $filesize = intval($_FILES['userfile']['size']);
93 $maxfilesize = Config::get('system','maxfilesize');
95 /* Found html code written in text field of form,
96 * when trying to upload a file with filesize
97 * greater than upload_max_filesize. Cause is unknown.
98 * Then Filesize gets <= 0.
102 $msg = L10n::t('Sorry, maybe your upload is bigger than the PHP configuration allows') . EOL .(L10n::t('Or - did you try to upload an empty file?'));
104 echo json_encode(['error'=>$msg]);
112 if(($maxfilesize) && ($filesize > $maxfilesize)) {
113 $msg = L10n::t('File exceeds size limit of %s', formatBytes($maxfilesize));
115 echo json_encode(['error'=>$msg]);
123 $filedata = @file_get_contents($src);
124 $mimetype = Mimetype::getContentType($filename);
125 $hash = System::createGUID(64);
126 $created = DateTimeFormat::utcNow();
128 $fields = ['uid' => $page_owner_uid, 'hash' => $hash, 'filename' => $filename, 'filetype' => $mimetype,
129 'filesize' => $filesize, 'data' => $filedata, 'created' => $created, 'edited' => $created,
130 'allow_cid' => '<' . $page_owner_cid . '>', 'allow_gid' => '','deny_cid' => '', 'deny_gid' => ''];
132 $r = dba::insert('attach', $fields);
137 $msg = L10n::t('File upload failed.');
139 echo json_encode(['error'=>$msg]);
146 $r = q("SELECT `id` FROM `attach` WHERE `uid` = %d AND `created` = '%s' AND `hash` = '%s' LIMIT 1",
147 intval($page_owner_uid),
152 if (! DBM::is_result($r)) {
153 $msg = L10n::t('File upload failed.');
155 echo json_encode(['error'=>$msg]);
163 echo json_encode(['ok'=>true]);
169 echo $lf . $lf . '[attachment]' . $r[0]['id'] . '[/attachment]' . $lf;