mod/item.php

   1 <?php
   2
   3 function sanitise_intacl(&$item) {
   4         $item = '<' . intval(notags(trim($item))) . '>';
   5 }
   6
   7
   8 function sanitise_acl(&$item) {
   9         $item = '<' . notags(trim($item)) . '>';
  10 }
  11
  12 function item_post(&$a) {
  13
  14         if((! local_user()) && (! remote_user()))
  15                 return;
  16
  17         require_once('include/security.php');
  18
  19         $uid = $_SESSION['uid'];
  20         $parent = ((x($_POST,'parent')) ? intval($_POST['parent']) : 0);
  21         $profile_uid = ((x($_POST,'profile_uid')) ? intval($_POST['profile_uid']) : 0);
  22
  23         if(! can_write_wall($a,$profile_uid)) {
  24                 notice("Permission denied." . EOL) ;
  25                 return;
  26         }
  27
  28         $str_group_allow = '';
  29         $group_allow = $_POST['group_allow'];
  30         if(is_array($group_allow)) {
  31                 array_walk($group_allow,'sanitise_acl');
  32                 $str_group_allow = implode('',$group_allow);
  33         }
  34
  35         $str_contact_allow = '';
  36         $contact_allow = $_POST['contact_allow'];
  37         if(is_array($contact_allow)) {
  38                 array_walk($contact_allow,'sanitise_intacl');
  39                 $str_contact_allow = implode('',$contact_allow);
  40         }
  41
  42         $str_group_deny = '';
  43         $group_deny = $_POST['group_deny'];
  44         if(is_array($group_deny)) {
  45                 array_walk($group_deny,'sanitise_acl');
  46                 $str_group_deny = implode('',$group_deny);
  47         }
  48
  49         $str_contact_deny = '';
  50         $contact_deny = $_POST['contact_deny'];
  51         if(is_array($contact_deny)) {
  52                 array_walk($contact_deny,'sanitise_intacl');
  53                 $str_contact_deny = implode('',$contact_deny);
  54         }
  55
  56
  57         $body = escape_tags(trim($_POST['body']));
  58
  59         if(! strlen($body)) {
  60                 notice("Empty post discarded." . EOL );
  61                 goaway($a->get_baseurl() . "/profile/$profile_uid");
  62         }
  63
  64         if((x($_SESSION,'visitor_id')) && (intval($_SESSION['visitor_id'])))
  65                 $contact_id = $_SESSION['visitor_id'];
  66         else {
  67                 $r = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
  68                         intval($_SESSION['uid']));
  69                 if(count($r))
  70                         $contact_id = $r[0]['id'];
  71         }
  72
  73         $notify_type = (($parent) ? 'comment-new' : 'wall-new' );
  74
  75         if($_POST['type'] == 'jot') {
  76
  77                 do {
  78                         $dups = false;
  79                         $hash = random_string();
  80                         $r = q("SELECT `id` FROM `item` WHERE `hash` = '%s' LIMIT 1",
  81                         dbesc($hash));
  82                         if(count($r))
  83                                 $dups = true;
  84                 } while($dups == true);
  85
  86
  87                 $r = q("INSERT INTO `item` (`uid`,`type`,`contact-id`,`created`,`edited`,`hash`,`body`,
  88                         `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`)
  89                         VALUES( %d, '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
  90                         intval($profile_uid),
  91                         "jot",
  92                         intval($contact_id),
  93                         datetime_convert(),
  94                         datetime_convert(),
  95                         dbesc($hash),
  96                         dbesc(escape_tags(trim($_POST['body']))),
  97                         dbesc($str_contact_allow),
  98                         dbesc($str_group_allow),
  99                         dbesc($str_contact_deny),
 100                         dbesc($str_group_deny)
 101
 102                 );
 103                 $r = q("SELECT `id` FROM `item` WHERE `hash` = '%s' LIMIT 1",
 104                         dbesc($hash));
 105                 if(count($r)) {
 106                         $post_id = $r[0]['id'];
 107                         if($parent) {
 108                                 $r = q("UPDATE `item` SET `last-child` = 0 WHERE `parent` = %d ",
 109                                         intval($parent)
 110                                 );
 111                         }
 112                         else {
 113                                 $parent = $post_id;
 114                         }
 115
 116                         $r = q("UPDATE `item` SET `parent` = %d, `last-child` = 1, `visible` = 1
 117                                 WHERE `id` = %d LIMIT 1",
 118                                 intval($parent),
 119                                 intval($post_id));
 120                 }
 121
 122                 $url = bin2hex($a->get_baseurl());
 123
 124                 proc_close(proc_open("php include/notifier.php $url $notify_type $post_id > notify.log &",
 125                         array(),$foo));
 126
 127         }
 128         goaway($a->get_baseurl() . "/profile/$profile_uid");
 129
 130
 131
 132
 133
 134
 135
 136 }