mod/acl.php

   1 <?php
   2
   3 /* ACL selector json backend */
   4
   5 use Friendica\App;
   6 use Friendica\Content\Widget;
   7 use Friendica\Core\ACL;
   8 use Friendica\Core\Hook;
   9 use Friendica\Core\Logger;
  10 use Friendica\Core\Protocol;
  11 use Friendica\Database\DBA;
  12 use Friendica\Model\Contact;
  13 use Friendica\Model\Item;
  14 use Friendica\Util\Proxy as ProxyUtils;
  15 use Friendica\Util\Strings;
  16
  17 function acl_content(App $a)
  18 {
  19         if (!local_user()) {
  20                 return '';
  21         }
  22
  23         $start   = defaults($_REQUEST, 'start'       , 0);
  24         $count   = defaults($_REQUEST, 'count'       , 100);
  25         $search  = defaults($_REQUEST, 'search'      , '');
  26         $type    = defaults($_REQUEST, 'type'        , '');
  27         $conv_id = defaults($_REQUEST, 'conversation', null);
  28
  29         // For use with jquery.textcomplete for private mail completion
  30         if (!empty($_REQUEST['query'])) {
  31                 if (!$type) {
  32                         $type = 'm';
  33                 }
  34                 $search = $_REQUEST['query'];
  35         }
  36
  37         Logger::info('ACL {action} - {subaction}', ['module' => 'acl', 'action' => 'content', 'subaction' => 'search', 'search' => $search, 'type' => $type, 'conversation' => $conv_id]);
  38
  39         if ($search != '') {
  40                 $sql_extra = "AND `name` LIKE '%%" . DBA::escape($search) . "%%'";
  41                 $sql_extra2 = "AND (`attag` LIKE '%%" . DBA::escape($search) . "%%' OR `name` LIKE '%%" . DBA::escape($search) . "%%' OR `nick` LIKE '%%" . DBA::escape($search) . "%%')";
  42         } else {
  43                 /// @TODO Avoid these needless else blocks by putting variable-initialization atop of if()
  44                 $sql_extra = $sql_extra2 = '';
  45         }
  46
  47         // count groups and contacts
  48         $group_count = 0;
  49         if ($type == '' || $type == 'g') {
  50                 $r = q("SELECT COUNT(*) AS g FROM `group` WHERE NOT `deleted` AND `uid` = %d $sql_extra",
  51                         intval(local_user())
  52                 );
  53                 $group_count = (int) $r[0]['g'];
  54         }
  55
  56         $sql_extra2 .= ' ' . Widget::unavailableNetworks();
  57
  58         $contact_count = 0;
  59         if ($type == '' || $type == 'c') {
  60                 // autocomplete for editor mentions
  61                 $r = q("SELECT COUNT(*) AS c FROM `contact`
  62                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted`
  63                                 AND NOT `blocked` AND NOT `pending` AND NOT `archive`
  64                                 AND `notify` != '' $sql_extra2",
  65                         intval(local_user())
  66                 );
  67                 $contact_count = (int) $r[0]['c'];
  68         } elseif ($type == 'f') {
  69                 // autocomplete for editor mentions of forums
  70                 $r = q("SELECT COUNT(*) AS c FROM `contact`
  71                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted`
  72                                 AND NOT `blocked` AND NOT `pending` AND NOT `archive`
  73                                 AND (`forum` OR `prv`)
  74                                 AND `notify` != '' $sql_extra2",
  75                         intval(local_user())
  76                 );
  77                 $contact_count = (int) $r[0]['c'];
  78         } elseif ($type == 'm') {
  79                 // autocomplete for Private Messages
  80                 $r = q("SELECT COUNT(*) AS c FROM `contact`
  81                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted`
  82                                 AND NOT `blocked` AND NOT `pending` AND NOT `archive`
  83                                 AND `network` IN ('%s', '%s', '%s') $sql_extra2",
  84                         intval(local_user()),
  85                         DBA::escape(Protocol::ACTIVITYPUB),
  86                         DBA::escape(Protocol::DFRN),
  87                         DBA::escape(Protocol::DIASPORA)
  88                 );
  89                 $contact_count = (int) $r[0]['c'];
  90         } elseif ($type == 'a') {
  91                 // autocomplete for Contacts
  92                 $r = q("SELECT COUNT(*) AS c FROM `contact`
  93                                 WHERE `uid` = %d AND NOT `self`
  94                                 AND NOT `pending` AND NOT `deleted` $sql_extra2",
  95                         intval(local_user())
  96                 );
  97                 $contact_count = (int) $r[0]['c'];
  98         }
  99
 100         $tot = $group_count + $contact_count;
 101
 102         $groups = [];
 103         $contacts = [];
 104
 105         if ($type == '' || $type == 'g') {
 106                 /// @todo We should cache this query.
 107                 // This can be done when we can delete cache entries via wildcard
 108                 $r = q("SELECT `group`.`id`, `group`.`name`, GROUP_CONCAT(DISTINCT `group_member`.`contact-id` SEPARATOR ',') AS uids
 109                                 FROM `group`
 110                                 INNER JOIN `group_member` ON `group_member`.`gid`=`group`.`id`
 111                                 WHERE NOT `group`.`deleted` AND `group`.`uid` = %d
 112                                         $sql_extra
 113                                 GROUP BY `group`.`name`, `group`.`id`
 114                                 ORDER BY `group`.`name`
 115                                 LIMIT %d,%d",
 116                         intval(local_user()),
 117                         intval($start),
 118                         intval($count)
 119                 );
 120
 121                 foreach ($r as $g) {
 122                         $groups[] = [
 123                                 'type'  => 'g',
 124                                 'photo' => 'images/twopeople.png',
 125                                 'name'  => htmlspecialchars($g['name']),
 126                                 'id'    => intval($g['id']),
 127                                 'uids'  => array_map('intval', explode(',', $g['uids'])),
 128                                 'link'  => '',
 129                                 'forum' => '0'
 130                         ];
 131                 }
 132                 if ((count($groups) > 0) && ($search == '')) {
 133                         $groups[] = ['separator' => true];
 134                 }
 135         }
 136
 137         $r = [];
 138         if ($type == '') {
 139                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `addr`, `forum`, `prv`, (`prv` OR `forum`) AS `frm` FROM `contact`
 140                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted` AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND `notify` != ''
 141                                 AND NOT (`network` IN ('%s', '%s'))
 142                                 $sql_extra2
 143                                 ORDER BY `name` ASC ",
 144                         intval(local_user()),
 145                         DBA::escape(Protocol::OSTATUS),
 146                         DBA::escape(Protocol::STATUSNET)
 147                 );
 148         } elseif ($type == 'c') {
 149                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `addr`, `forum`, `prv` FROM `contact`
 150                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted` AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND `notify` != ''
 151                                 AND NOT (`network` IN ('%s'))
 152                                 $sql_extra2
 153                                 ORDER BY `name` ASC ",
 154                         intval(local_user()),
 155                         DBA::escape(Protocol::STATUSNET)
 156                 );
 157         } elseif ($type == 'f') {
 158                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `addr`, `forum`, `prv` FROM `contact`
 159                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted` AND NOT `blocked` AND NOT `pending` AND NOT `archive` AND `notify` != ''
 160                                 AND NOT (`network` IN ('%s'))
 161                                 AND (`forum` OR `prv`)
 162                                 $sql_extra2
 163                                 ORDER BY `name` ASC ",
 164                         intval(local_user()),
 165                         DBA::escape(Protocol::STATUSNET)
 166                 );
 167         } elseif ($type == 'm') {
 168                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `addr` FROM `contact`
 169                                 WHERE `uid` = %d AND NOT `self` AND NOT `deleted` AND NOT `blocked` AND NOT `pending` AND NOT `archive`
 170                                 AND `network` IN ('%s', '%s', '%s')
 171                                 $sql_extra2
 172                                 ORDER BY `name` ASC ",
 173                         intval(local_user()),
 174                         DBA::escape(Protocol::ACTIVITYPUB),
 175                         DBA::escape(Protocol::DFRN),
 176                         DBA::escape(Protocol::DIASPORA)
 177                 );
 178         } elseif ($type == 'a') {
 179                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `addr`, `forum`, `prv` FROM `contact`
 180                                 WHERE `uid` = %d AND NOT `deleted` AND NOT `pending` AND NOT `archive`
 181                                 $sql_extra2
 182                                 ORDER BY `name` ASC ",
 183                         intval(local_user())
 184                 );
 185         } elseif ($type == 'x') {
 186                 // autocomplete for global contact search (e.g. navbar search)
 187                 $search = Strings::escapeTags(trim($_REQUEST['search']));
 188                 $mode = $_REQUEST['smode'];
 189
 190                 $r = ACL::contactAutocomplete($search, $mode);
 191
 192                 $contacts = [];
 193                 foreach ($r as $g) {
 194                         $contacts[] = [
 195                                 'photo'   => ProxyUtils::proxifyUrl($g['photo'], false, ProxyUtils::SIZE_MICRO),
 196                                 'name'    => htmlspecialchars($g['name']),
 197                                 'nick'    => defaults($g, 'addr', $g['url']),
 198                                 'network' => $g['network'],
 199                                 'link'    => $g['url'],
 200                                 'forum'   => !empty($g['community']) ? 1 : 0,
 201                         ];
 202                 }
 203                 $o = [
 204                         'start' => $start,
 205                         'count' => $count,
 206                         'items' => $contacts,
 207                 ];
 208                 echo json_encode($o);
 209                 exit;
 210         }
 211
 212         if (DBA::isResult($r)) {
 213                 $forums = [];
 214                 foreach ($r as $g) {
 215                         $entry = [
 216                                 'type'    => 'c',
 217                                 'photo'   => ProxyUtils::proxifyUrl($g['micro'], false, ProxyUtils::SIZE_MICRO),
 218                                 'name'    => htmlspecialchars($g['name']),
 219                                 'id'      => intval($g['id']),
 220                                 'network' => $g['network'],
 221                                 'link'    => $g['url'],
 222                                 'nick'    => htmlentities(defaults($g, 'attag', $g['nick'])),
 223                                 'addr'    => htmlentities(defaults($g, 'addr', $g['url'])),
 224                                 'forum'   => !empty($g['forum']) || !empty($g['prv']) ? 1 : 0,
 225                         ];
 226                         if ($entry['forum']) {
 227                                 $forums[] = $entry;
 228                         } else {
 229                                 $contacts[] = $entry;
 230                         }
 231                 }
 232                 if (count($forums) > 0) {
 233                         if ($search == '') {
 234                                 $forums[] = ['separator' => true];
 235                         }
 236                         $contacts = array_merge($forums, $contacts);
 237                 }
 238         }
 239
 240         $items = array_merge($groups, $contacts);
 241
 242         if ($conv_id) {
 243                 // In multi threaded posts the conv_id is not the parent of the whole thread
 244                 $parent_item = Item::selectFirst(['parent'], ['id' => $conv_id]);
 245                 if (DBA::isResult($parent_item)) {
 246                         $conv_id = $parent_item['parent'];
 247                 }
 248
 249                 /*
 250                  * if $conv_id is set, get unknown contacts in thread
 251                  * but first get known contacts url to filter them out
 252                  */
 253                 $known_contacts = array_map(function ($i) {
 254                         return $i['link'];
 255                 }, $contacts);
 256
 257                 $unknown_contacts = [];
 258
 259                 $condition = ["`parent` = ?", $conv_id];
 260                 $params = ['order' => ['author-name' => true]];
 261                 $authors = Item::selectForUser(local_user(), ['author-link'], $condition, $params);
 262                 $item_authors = [];
 263                 while ($author = Item::fetch($authors)) {
 264                         $item_authors[$author['author-link']] = $author['author-link'];
 265                 }
 266                 DBA::close($authors);
 267
 268                 foreach ($item_authors as $author) {
 269                         if (in_array($author, $known_contacts)) {
 270                                 continue;
 271                         }
 272
 273                         $contact = Contact::getDetailsByURL($author);
 274
 275                         if (count($contact) > 0) {
 276                                 $unknown_contacts[] = [
 277                                         'type'    => 'c',
 278                                         'photo'   => ProxyUtils::proxifyUrl($contact['micro'], false, ProxyUtils::SIZE_MICRO),
 279                                         'name'    => htmlspecialchars($contact['name']),
 280                                         'id'      => intval($contact['cid']),
 281                                         'network' => $contact['network'],
 282                                         'link'    => $contact['url'],
 283                                         'nick'    => htmlentities(defaults($contact, 'nick', $contact['addr'])),
 284                                         'addr'    => htmlentities(defaults($contact, 'addr', $contact['url'])),
 285                                         'forum'   => $contact['forum']
 286                                 ];
 287                         }
 288                 }
 289
 290                 $items = array_merge($items, $unknown_contacts);
 291                 $tot += count($unknown_contacts);
 292         }
 293
 294         $results = [
 295                 'tot'      => $tot,
 296                 'start'    => $start,
 297                 'count'    => $count,
 298                 'groups'   => $groups,
 299                 'contacts' => $contacts,
 300                 'items'    => $items,
 301                 'type'     => $type,
 302                 'search'   => $search,
 303         ];
 304
 305         Hook::callAll('acl_lookup_end', $results);
 306
 307         $o = [
 308                 'tot'   => $results['tot'],
 309                 'start' => $results['start'],
 310                 'count' => $results['count'],
 311                 'items' => $results['items'],
 312         ];
 313
 314         echo json_encode($o);
 315         exit;
 316 }