include/acl_selectors.php

   1 <?php
   2
   3 require_once("include/contact_selectors.php");
   4 require_once("include/features.php");
   5 require_once("mod/proxy.php");
   6
   7 /**
   8  *
   9  */
  10
  11 /**
  12  * @package acl_selectors
  13  */
  14 function group_select($selname,$selclass,$preselected = false,$size = 4) {
  15
  16         $a = get_app();
  17
  18         $o = '';
  19
  20         $o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" >\r\n";
  21
  22         $r = q("SELECT * FROM `group` WHERE `deleted` = 0 AND `uid` = %d ORDER BY `name` ASC",
  23                 intval(local_user())
  24         );
  25
  26
  27         $arr = array('group' => $r, 'entry' => $o);
  28
  29         // e.g. 'network_pre_group_deny', 'profile_pre_group_allow'
  30
  31         call_hooks($a->module . '_pre_' . $selname, $arr);
  32
  33         if(count($r)) {
  34                 foreach($r as $rr) {
  35                         if((is_array($preselected)) && in_array($rr['id'], $preselected))
  36                                 $selected = " selected=\"selected\" ";
  37                         else
  38                                 $selected = '';
  39
  40                         $trimmed = mb_substr($rr['name'],0,12);
  41
  42                         $o .= "<option value=\"{$rr['id']}\" $selected title=\"{$rr['name']}\" >$trimmed</option>\r\n";
  43                 }
  44
  45         }
  46         $o .= "</select>\r\n";
  47
  48         call_hooks($a->module . '_post_' . $selname, $o);
  49
  50
  51         return $o;
  52 }
  53
  54
  55 function contact_selector($selname, $selclass, $preselected = false, $options) {
  56
  57         $a = get_app();
  58
  59         $mutual = false;
  60         $networks = null;
  61         $single = false;
  62         $exclude = false;
  63         $size = 4;
  64
  65         if(is_array($options)) {
  66                 if(x($options,'size'))
  67                         $size = $options['size'];
  68
  69                 if(x($options,'mutual_friends'))
  70                         $mutual = true;
  71                 if(x($options,'single'))
  72                         $single = true;
  73                 if(x($options,'multiple'))
  74                         $single = false;
  75                 if(x($options,'exclude'))
  76                         $exclude = $options['exclude'];
  77
  78                 if(x($options,'networks')) {
  79                         switch($options['networks']) {
  80                                 case 'DFRN_ONLY':
  81                                         $networks = array(NETWORK_DFRN);
  82                                         break;
  83                                 case 'PRIVATE':
  84                                         if(is_array($a->user) && $a->user['prvnets'])
  85                                                 $networks = array(NETWORK_DFRN,NETWORK_MAIL,NETWORK_DIASPORA);
  86                                         else
  87                                                 $networks = array(NETWORK_DFRN,NETWORK_FACEBOOK,NETWORK_MAIL, NETWORK_DIASPORA);
  88                                         break;
  89                                 case 'TWO_WAY':
  90                                         if(is_array($a->user) && $a->user['prvnets'])
  91                                                 $networks = array(NETWORK_DFRN,NETWORK_MAIL,NETWORK_DIASPORA);
  92                                         else
  93                                                 $networks = array(NETWORK_DFRN,NETWORK_FACEBOOK,NETWORK_MAIL,NETWORK_DIASPORA,NETWORK_OSTATUS);
  94                                         break;
  95                                 default:
  96                                         break;
  97                         }
  98                 }
  99         }
 100
 101         $x = array('options' => $options, 'size' => $size, 'single' => $single, 'mutual' => $mutual, 'exclude' => $exclude, 'networks' => $networks);
 102
 103         call_hooks('contact_select_options', $x);
 104
 105         $o = '';
 106
 107         $sql_extra = '';
 108
 109         if($x['mutual']) {
 110                 $sql_extra .= sprintf(" AND `rel` = %d ", intval(CONTACT_IS_FRIEND));
 111         }
 112
 113         if(intval($x['exclude']))
 114                 $sql_extra .= sprintf(" AND `id` != %d ", intval($x['exclude']));
 115
 116         if(is_array($x['networks']) && count($x['networks'])) {
 117                 for($y = 0; $y < count($x['networks']) ; $y ++)
 118                         $x['networks'][$y] = "'" . dbesc($x['networks'][$y]) . "'";
 119                 $str_nets = implode(',',$x['networks']);
 120                 $sql_extra .= " AND `network` IN ( $str_nets ) ";
 121         }
 122
 123         $tabindex = (x($options, 'tabindex') ? "tabindex=\"" . $options["tabindex"] . "\"" : "");
 124
 125         if($x['single'])
 126                 $o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"" . $x['size'] . "\" $tabindex >\r\n";
 127         else
 128                 $o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"" . $x['size'] . "$\" $tabindex >\r\n";
 129
 130         $r = q("SELECT `id`, `name`, `url`, `network` FROM `contact`
 131                 WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 132                 $sql_extra
 133                 ORDER BY `name` ASC ",
 134                 intval(local_user())
 135         );
 136
 137
 138         $arr = array('contact' => $r, 'entry' => $o);
 139
 140         // e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
 141
 142         call_hooks($a->module . '_pre_' . $selname, $arr);
 143
 144         if(count($r)) {
 145                 foreach($r as $rr) {
 146                         if((is_array($preselected)) && in_array($rr['id'], $preselected))
 147                                 $selected = " selected=\"selected\" ";
 148                         else
 149                                 $selected = '';
 150
 151                         $trimmed = mb_substr($rr['name'],0,20);
 152
 153                         $o .= "<option value=\"{$rr['id']}\" $selected title=\"{$rr['name']}|{$rr['url']}\" >$trimmed</option>\r\n";
 154                 }
 155
 156         }
 157
 158         $o .= "</select>\r\n";
 159
 160         call_hooks($a->module . '_post_' . $selname, $o);
 161
 162         return $o;
 163 }
 164
 165
 166
 167 function contact_select($selname, $selclass, $preselected = false, $size = 4, $privmail = false, $celeb = false, $privatenet = false, $tabindex = null) {
 168
 169         require_once("include/bbcode.php");
 170
 171         $a = get_app();
 172
 173         $o = '';
 174
 175         // When used for private messages, we limit correspondence to mutual DFRN/Friendica friends and the selector
 176         // to one recipient. By default our selector allows multiple selects amongst all contacts.
 177
 178         $sql_extra = '';
 179
 180         if($privmail || $celeb) {
 181                 $sql_extra .= sprintf(" AND `rel` = %d ", intval(CONTACT_IS_FRIEND));
 182         }
 183
 184         if($privmail)
 185                 $sql_extra .= sprintf(" AND `network` IN ('%s' , '%s') ",
 186                                         NETWORK_DFRN, NETWORK_DIASPORA);
 187         elseif($privatenet)
 188                 $sql_extra .= sprintf(" AND `network` IN ('%s' , '%s', '%s', '%s') ",
 189                                         NETWORK_DFRN, NETWORK_MAIL, NETWORK_FACEBOOK, NETWORK_DIASPORA);
 190
 191         $tabindex = ($tabindex > 0 ? "tabindex=\"$tabindex\"" : "");
 192
 193         if($privmail)
 194                 $o .= "<select name=\"$selname\" id=\"$selclass\" class=\"$selclass\" size=\"$size\" $tabindex >\r\n";
 195         else
 196                 $o .= "<select name=\"{$selname}[]\" id=\"$selclass\" class=\"$selclass\" multiple=\"multiple\" size=\"$size\" $tabindex >\r\n";
 197
 198         $r = q("SELECT `id`, `name`, `url`, `network` FROM `contact`
 199                 WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 200                 $sql_extra
 201                 ORDER BY `name` ASC ",
 202                 intval(local_user())
 203         );
 204
 205
 206         $arr = array('contact' => $r, 'entry' => $o);
 207
 208         // e.g. 'network_pre_contact_deny', 'profile_pre_contact_allow'
 209
 210         call_hooks($a->module . '_pre_' . $selname, $arr);
 211
 212         if(count($r)) {
 213                 foreach($r as $rr) {
 214                         if((is_array($preselected)) && in_array($rr['id'], $preselected))
 215                                 $selected = " selected=\"selected\" ";
 216                         else
 217                                 $selected = '';
 218
 219                         if($privmail)
 220                                 $trimmed = GetProfileUsername($rr['url'], $rr['name'], false);
 221                         else
 222                                 $trimmed = mb_substr($rr['name'],0,20);
 223
 224                         $o .= "<option value=\"{$rr['id']}\" $selected title=\"{$rr['name']}|{$rr['url']}\" >$trimmed</option>\r\n";
 225                 }
 226
 227         }
 228
 229         $o .= "</select>\r\n";
 230
 231         call_hooks($a->module . '_post_' . $selname, $o);
 232
 233         return $o;
 234 }
 235
 236
 237 function fixacl(&$item) {
 238         $item = intval(str_replace(array('<','>'),array('',''),$item));
 239 }
 240
 241 function prune_deadguys($arr) {
 242
 243         if(! $arr)
 244                 return $arr;
 245         $str = dbesc(implode(',',$arr));
 246         $r = q("select id from contact where id in ( " . $str . ") and blocked = 0 and pending = 0 and archive = 0 ");
 247         if($r) {
 248                 $ret = array();
 249                 foreach($r as $rr)
 250                         $ret[] = intval($rr['id']);
 251                 return $ret;
 252         }
 253         return array();
 254 }
 255
 256
 257 function get_acl_permissions($user = null) {
 258         $allow_cid = $allow_gid = $deny_cid = $deny_gid = false;
 259
 260         if(is_array($user)) {
 261                 $allow_cid = ((strlen($user['allow_cid']))
 262                         ? explode('><', $user['allow_cid']) : array() );
 263                 $allow_gid = ((strlen($user['allow_gid']))
 264                         ? explode('><', $user['allow_gid']) : array() );
 265                 $deny_cid  = ((strlen($user['deny_cid']))
 266                         ? explode('><', $user['deny_cid']) : array() );
 267                 $deny_gid  = ((strlen($user['deny_gid']))
 268                         ? explode('><', $user['deny_gid']) : array() );
 269                 array_walk($allow_cid,'fixacl');
 270                 array_walk($allow_gid,'fixacl');
 271                 array_walk($deny_cid,'fixacl');
 272                 array_walk($deny_gid,'fixacl');
 273         }
 274
 275         $allow_cid = prune_deadguys($allow_cid);
 276
 277         return array(
 278                 'allow_cid' => $allow_cid,
 279                 'allow_gid' => $allow_gid,
 280                 'deny_cid' => $deny_cid,
 281                 'deny_gid' => $deny_gid,
 282         );
 283 }
 284
 285
 286 function populate_acl($user = null,$celeb = false,$show_jotnets = false) {
 287
 288         $perms = get_acl_permissions($user);
 289
 290         $jotnets = '';
 291         if($show_jotnets) {
 292                 $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 293
 294                 $mail_enabled = false;
 295                 $pubmail_enabled = false;
 296
 297                 if(! $mail_disabled) {
 298                         $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 299                                 intval(local_user())
 300                         );
 301                         if(count($r)) {
 302                                 $mail_enabled = true;
 303                                 if(intval($r[0]['pubmail']))
 304                                         $pubmail_enabled = true;
 305                         }
 306                 }
 307
 308                 if($mail_enabled) {
 309                         $selected = (($pubmail_enabled) ? ' checked="checked" ' : '');
 310                         $jotnets .= '<div class="profile-jot-net"><input type="checkbox" name="pubmail_enable"' . $selected . ' value="1" /> '
 311                         . t("Post to Email") . '</div>';
 312                 }
 313
 314                 call_hooks('jot_networks', $jotnets);
 315         }
 316
 317         // We shouldn't need to prune deadguys from the block list. Either way they can't get the message.
 318         // Also no point enumerating groups and checking them, that will take place on delivery.
 319
 320 //      $deny_cid = prune_deadguys($deny_cid);
 321
 322
 323         /*$o = '';
 324         $o .= '<div id="acl-wrapper">';
 325         $o .= '<div id="acl-permit-outer-wrapper">';
 326         $o .= '<div id="acl-permit-text">' . t('Visible To:') . '</div><div id="jot-public">' . t('everybody') . '</div>';
 327         $o .= '<div id="acl-permit-text-end"></div>';
 328         $o .= '<div id="acl-permit-wrapper">';
 329         $o .= '<div id="group_allow_wrapper">';
 330         $o .= '<label id="acl-allow-group-label" for="group_allow" >' . t('Groups') . '</label>';
 331         $o .= group_select('group_allow','group_allow',$allow_gid);
 332         $o .= '</div>';
 333         $o .= '<div id="contact_allow_wrapper">';
 334         $o .= '<label id="acl-allow-contact-label" for="contact_allow" >' . t('Contacts') . '</label>';
 335         $o .= contact_select('contact_allow','contact_allow',$allow_cid,4,false,$celeb,true);
 336         $o .= '</div>';
 337         $o .= '</div>' . "\r\n";
 338         $o .= '<div id="acl-allow-end"></div>' . "\r\n";
 339         $o .= '</div>';
 340         $o .= '<div id="acl-deny-outer-wrapper">';
 341         $o .= '<div id="acl-deny-text">' . t('Except For:') . '</div>';
 342         $o .= '<div id="acl-deny-text-end"></div>';
 343         $o .= '<div id="acl-deny-wrapper">';
 344         $o .= '<div id="group_deny_wrapper" >';
 345         $o .= '<label id="acl-deny-group-label" for="group_deny" >' . t('Groups') . '</label>';
 346         $o .= group_select('group_deny','group_deny', $deny_gid);
 347         $o .= '</div>';
 348         $o .= '<div id="contact_deny_wrapper" >';
 349         $o .= '<label id="acl-deny-contact-label" for="contact_deny" >' . t('Contacts') . '</label>';
 350         $o .= contact_select('contact_deny','contact_deny', $deny_cid,4,false, $celeb,true);
 351         $o .= '</div>';
 352         $o .= '</div>' . "\r\n";
 353         $o .= '<div id="acl-deny-end"></div>' . "\r\n";
 354         $o .= '</div>';
 355         $o .= '</div>' . "\r\n";
 356         $o .= '<div id="acl-wrapper-end"></div>' . "\r\n";*/
 357
 358         $tpl = get_markup_template("acl_selector.tpl");
 359         $o = replace_macros($tpl, array(
 360                 '$showall'=> t("Visible to everybody"),
 361                 '$show'          => t("show"),
 362                 '$hide'          => t("don't show"),
 363                 '$allowcid' => json_encode($perms['allow_cid']),
 364                 '$allowgid' => json_encode($perms['allow_gid']),
 365                 '$denycid' => json_encode($perms['deny_cid']),
 366                 '$denygid' => json_encode($perms['deny_gid']),
 367                 '$networks' => $show_jotnets,
 368                 '$emailcc' => t('CC: email addresses'),
 369                 '$emtitle' => t('Example: bob@example.com, mary@example.com'),
 370                 '$jotnets' => $jotnets,
 371                 '$aclModalTitle' => t('Permissions'),
 372                 '$aclModalDismiss' => t('Close'),
 373                 '$features' => array(
 374                         "aclautomention"=>(feature_enabled($user['uid'],"aclautomention")?"true":"false")
 375                 ),
 376         ));
 377
 378
 379         return $o;
 380
 381 }
 382
 383 function construct_acl_data(&$a, $user) {
 384
 385         // Get group and contact information for html ACL selector
 386         $acl_data = acl_lookup($a, 'html');
 387
 388         $user_defaults = get_acl_permissions($user);
 389
 390         if($acl_data['groups']) {
 391                 foreach($acl_data['groups'] as $key=>$group) {
 392                         // Add a "selected" flag to groups that are posted to by default
 393                         if($user_defaults['allow_gid'] &&
 394                            in_array($group['id'], $user_defaults['allow_gid']) && !in_array($group['id'], $user_defaults['deny_gid']) )
 395                                 $acl_data['groups'][$key]['selected'] = 1;
 396                         else
 397                                 $acl_data['groups'][$key]['selected'] = 0;
 398                 }
 399         }
 400         if($acl_data['contacts']) {
 401                 foreach($acl_data['contacts'] as $key=>$contact) {
 402                         // Add a "selected" flag to groups that are posted to by default
 403                         if($user_defaults['allow_cid'] &&
 404                            in_array($contact['id'], $user_defaults['allow_cid']) && !in_array($contact['id'], $user_defaults['deny_cid']) )
 405                                 $acl_data['contacts'][$key]['selected'] = 1;
 406                         else
 407                                 $acl_data['contacts'][$key]['selected'] = 0;
 408                 }
 409         }
 410
 411         return $acl_data;
 412
 413 }
 414
 415 function acl_lookup(&$a, $out_type = 'json') {
 416
 417         if(!local_user())
 418                 return "";
 419
 420
 421         $start = (x($_REQUEST,'start')?$_REQUEST['start']:0);
 422         $count = (x($_REQUEST,'count')?$_REQUEST['count']:100);
 423         $search = (x($_REQUEST,'search')?$_REQUEST['search']:"");
 424         $type = (x($_REQUEST,'type')?$_REQUEST['type']:"");
 425         $conv_id = (x($_REQUEST,'conversation')?$_REQUEST['conversation']:null);
 426
 427         // For use with jquery.autocomplete for private mail completion
 428
 429         if(x($_REQUEST,'query') && strlen($_REQUEST['query'])) {
 430                 if(! $type)
 431                         $type = 'm';
 432                 $search = $_REQUEST['query'];
 433         }
 434
 435
 436         if ($search!=""){
 437                 $sql_extra = "AND `name` LIKE '%%".dbesc($search)."%%'";
 438                 $sql_extra2 = "AND (`attag` LIKE '%%".dbesc($search)."%%' OR `name` LIKE '%%".dbesc($search)."%%' OR `nick` LIKE '%%".dbesc($search)."%%')";
 439         } else {
 440                 $sql_extra = $sql_extra2 = "";
 441         }
 442
 443         // count groups and contacts
 444         if ($type=='' || $type=='g'){
 445                 $r = q("SELECT COUNT(*) AS g FROM `group` WHERE `deleted` = 0 AND `uid` = %d $sql_extra",
 446                         intval(local_user())
 447                 );
 448                 $group_count = (int)$r[0]['g'];
 449         } else {
 450                 $group_count = 0;
 451         }
 452
 453         if ($type=='' || $type=='c'){
 454                 $r = q("SELECT COUNT(*) AS c FROM `contact`
 455                                 WHERE `uid` = %d AND `self` = 0
 456                                 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 457                                 AND `notify` != '' $sql_extra2" ,
 458                         intval(local_user())
 459                 );
 460                 $contact_count = (int)$r[0]['c'];
 461         }
 462         elseif ($type == 'm') {
 463
 464                 // autocomplete for Private Messages
 465
 466                 $r = q("SELECT COUNT(*) AS c FROM `contact`
 467                                 WHERE `uid` = %d AND `self` = 0
 468                                 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 469                                 AND `network` IN ('%s','%s','%s') $sql_extra2" ,
 470                         intval(local_user()),
 471                         dbesc(NETWORK_DFRN),
 472                         dbesc(NETWORK_ZOT),
 473                         dbesc(NETWORK_DIASPORA)
 474                 );
 475                 $contact_count = (int)$r[0]['c'];
 476
 477         }
 478         elseif ($type == 'a') {
 479
 480                 // autocomplete for Contacts
 481
 482                 $r = q("SELECT COUNT(*) AS c FROM `contact`
 483                                 WHERE `uid` = %d AND `self` = 0
 484                                 AND `pending` = 0 $sql_extra2" ,
 485                         intval(local_user())
 486                 );
 487                 $contact_count = (int)$r[0]['c'];
 488
 489         } else {
 490                 $contact_count = 0;
 491         }
 492
 493
 494         $tot = $group_count+$contact_count;
 495
 496         $groups = array();
 497         $contacts = array();
 498
 499         if ($type=='' || $type=='g'){
 500
 501                 $r = q("SELECT `group`.`id`, `group`.`name`, GROUP_CONCAT(DISTINCT `group_member`.`contact-id` SEPARATOR ',') as uids
 502                                 FROM `group`,`group_member`
 503                                 WHERE `group`.`deleted` = 0 AND `group`.`uid` = %d
 504                                         AND `group_member`.`gid`=`group`.`id`
 505                                         $sql_extra
 506                                 GROUP BY `group`.`id`
 507                                 ORDER BY `group`.`name`
 508                                 LIMIT %d,%d",
 509                         intval(local_user()),
 510                         intval($start),
 511                         intval($count)
 512                 );
 513
 514                 foreach($r as $g){
 515 //              logger('acl: group: ' . $g['name'] . ' members: ' . $g['uids']);
 516                         $groups[] = array(
 517                                 "type"  => "g",
 518                                 "photo" => "images/twopeople.png",
 519                                 "name"  => $g['name'],
 520                                 "id"    => intval($g['id']),
 521                                 "uids"  => array_map("intval", explode(",",$g['uids'])),
 522                                 "link"  => '',
 523                                 "forum" => '0'
 524                         );
 525                 }
 526         }
 527
 528         if ($type=='' || $type=='c'){
 529
 530                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, forum FROM `contact`
 531                         WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0 AND `notify` != ''
 532                         $sql_extra2
 533                         ORDER BY `name` ASC ",
 534                         intval(local_user())
 535                 );
 536         }
 537         elseif($type == 'm') {
 538                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag` FROM `contact`
 539                         WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `pending` = 0 AND `archive` = 0
 540                         AND `network` IN ('%s','%s','%s')
 541                         $sql_extra2
 542                         ORDER BY `name` ASC ",
 543                         intval(local_user()),
 544                         dbesc(NETWORK_DFRN),
 545                         dbesc(NETWORK_ZOT),
 546                         dbesc(NETWORK_DIASPORA)
 547                 );
 548         }
 549         elseif($type == 'a') {
 550                 $r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag` FROM `contact`
 551                         WHERE `uid` = %d AND `pending` = 0
 552                         $sql_extra2
 553                         ORDER BY `name` ASC ",
 554                         intval(local_user())
 555                 );
 556         }
 557         else
 558                 $r = array();
 559
 560
 561         if($type == 'm' || $type == 'a') {
 562                 $x = array();
 563                 $x['query'] = $search;
 564                 $x['photos'] = array();
 565                 $x['links'] = array();
 566                 $x['suggestions'] = array();
 567                 $x['data'] = array();
 568                 if(count($r)) {
 569                         foreach($r as $g) {
 570                                 $x['photos'][] = proxy_url($g['micro']);
 571                                 $x['links'][] = $g['url'];
 572                                 $x['suggestions'][] = $g['name'];
 573                                 $x['data'][] = intval($g['id']);
 574                         }
 575                 }
 576                 echo json_encode($x);
 577                 killme();
 578         }
 579
 580         if(count($r)) {
 581                 foreach($r as $g){
 582                         $contacts[] = array(
 583                                 "type"  => "c",
 584                                 "photo" => proxy_url($g['micro']),
 585                                 "name"  => $g['name'],
 586                                 "id"    => intval($g['id']),
 587                                 "network" => $g['network'],
 588                                 "link" => $g['url'],
 589                                 "nick" => ($g['attag']) ? $g['attag'] : $g['nick'],
 590                                 "forum" => $g['forum']
 591                         );
 592                 }
 593         }
 594
 595         $items = array_merge($groups, $contacts);
 596
 597         if ($conv_id) {
 598                 /* if $conv_id is set, get unknow contacts in thread */
 599                 /* but first get know contacts url to filter them out */
 600                 function _contact_link($i){ return dbesc($i['link']); }
 601                 $known_contacts = array_map(_contact_link, $contacts);
 602                 $unknow_contacts=array();
 603                 $r = q("select
 604                                         `author-avatar`,`author-name`,`author-link`
 605                                 from item where parent=%d
 606                                 and (
 607                                         `author-name` LIKE '%%%s%%' OR
 608                                         `author-link` LIKE '%%%s%%'
 609                                 ) and
 610                                 `author-link` NOT IN ('%s')
 611                                 GROUP BY `author-link`
 612                                 ORDER BY `author-name` ASC
 613                                 ",
 614                                 intval($conv_id),
 615                                 dbesc($search),
 616                                 dbesc($search),
 617                                 implode("','", $known_contacts)
 618                 );
 619                 if (is_array($r) && count($r)){
 620                         foreach($r as $row) {
 621                                 // nickname..
 622                                 $up = parse_url($row['author-link']);
 623                                 $nick = explode("/",$up['path']);
 624                                 $nick = $nick[count($nick)-1];
 625                                 $nick .= "@".$up['host'];
 626                                 // /nickname
 627                                 $unknow_contacts[] = array(
 628                                         "type"  => "c",
 629                                         "photo" => proxy_url($row['author-avatar']),
 630                                         "name"  => $row['author-name'],
 631                                         "id"    => '',
 632                                         "network" => "unknown",
 633                                         "link" => $row['author-link'],
 634                                         "nick" => $nick,
 635                                         "forum" => false
 636                                 );
 637                         }
 638                 }
 639
 640                 $items = array_merge($items, $unknow_contacts);
 641                 $tot += count($unknow_contacts);
 642         }
 643
 644         if($out_type === 'html') {
 645                 $o = array(
 646                         'tot'           => $tot,
 647                         'start' => $start,
 648                         'count' => $count,
 649                         'groups'        => $groups,
 650                         'contacts'      => $contacts,
 651                 );
 652                 return $o;
 653         }
 654
 655         $o = array(
 656                 'tot'   => $tot,
 657                 'start' => $start,
 658                 'count' => $count,
 659                 'items' => $items,
 660         );
 661
 662         echo json_encode($o);
 663
 664         killme();
 665 }
 666