include/conversation.php

   1 <?php
   2
   3 require_once("include/bbcode.php");
   4
   5
   6 // Note: the code in 'item_extract_images' and 'item_redir_and_replace_images'
   7 // is identical to the code in mod/message.php for 'item_extract_images' and
   8 // 'item_redir_and_replace_images'
   9 if(! function_exists('item_extract_images')) {
  10 function item_extract_images($body) {
  11
  12         $saved_image = array();
  13         $orig_body = $body;
  14         $new_body = '';
  15
  16         $cnt = 0;
  17         $img_start = strpos($orig_body, '[img');
  18         $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
  19         $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
  20         while(($img_st_close !== false) && ($img_end !== false)) {
  21
  22                 $img_st_close++; // make it point to AFTER the closing bracket
  23                 $img_end += $img_start;
  24
  25                 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
  26                         // This is an embedded image
  27
  28                         $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
  29                         $new_body = $new_body . substr($orig_body, 0, $img_start) . '[!#saved_image' . $cnt . '#!]';
  30
  31                         $cnt++;
  32                 }
  33                 else
  34                         $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
  35
  36                 $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
  37
  38                 if($orig_body === false) // in case the body ends on a closing image tag
  39                         $orig_body = '';
  40
  41                 $img_start = strpos($orig_body, '[img');
  42                 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
  43                 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
  44         }
  45
  46         $new_body = $new_body . $orig_body;
  47
  48         return array('body' => $new_body, 'images' => $saved_image);
  49 }}
  50
  51 if(! function_exists('item_redir_and_replace_images')) {
  52 function item_redir_and_replace_images($body, $images, $cid) {
  53
  54         $origbody = $body;
  55         $newbody = '';
  56
  57         $cnt = 1;
  58         $pos = get_bb_tag_pos($origbody, 'url', 1);
  59         while($pos !== false && $cnt < 1000) {
  60
  61                 $search = '/\[url\=(.*?)\]\[!#saved_image([0-9]*)#!\]\[\/url\]' . '/is';
  62                 $replace = '[url=' . z_path() . '/redir/' . $cid
  63                                    . '?f=1&url=' . '$1' . '][!#saved_image' . '$2' .'#!][/url]';
  64
  65                 $newbody .= substr($origbody, 0, $pos['start']['open']);
  66                 $subject = substr($origbody, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
  67                 $origbody = substr($origbody, $pos['end']['close']);
  68                 if($origbody === false)
  69                         $origbody = '';
  70
  71                 $subject = preg_replace($search, $replace, $subject);
  72                 $newbody .= $subject;
  73
  74                 $cnt++;
  75                 $pos = get_bb_tag_pos($origbody, 'url', 1);
  76         }
  77         $newbody .= $origbody;
  78
  79         $cnt = 0;
  80         foreach($images as $image) {
  81                 // We're depending on the property of 'foreach' (specified on the PHP website) that
  82                 // it loops over the array starting from the first element and going sequentially
  83                 // to the last element
  84                 $newbody = str_replace('[!#saved_image' . $cnt . '#!]', '[img]' . $image . '[/img]', $newbody);
  85                 $cnt++;
  86         }
  87         return $newbody;
  88 }}
  89
  90
  91
  92 /**
  93  * Render actions localized
  94  */
  95 function localize_item(&$item){
  96
  97         $extracted = item_extract_images($item['body']);
  98         if($extracted['images'])
  99                 $item['body'] = item_redir_and_replace_images($extracted['body'], $extracted['images'], $item['contact-id']);
 100
 101         $xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
 102         if (activity_match($item['verb'],ACTIVITY_LIKE) || activity_match($item['verb'],ACTIVITY_DISLIKE)){
 103
 104                 $r = q("SELECT * from `item`,`contact` WHERE
 105                                 `item`.`contact-id`=`contact`.`id` AND `item`.`uri`='%s';",
 106                                  dbesc($item['parent-uri']));
 107                 if(count($r)==0) return;
 108                 $obj=$r[0];
 109
 110                 $author  = '[url=' . $item['author-link'] . ']' . $item['author-name'] . '[/url]';
 111                 $objauthor =  '[url=' . $obj['author-link'] . ']' . $obj['author-name'] . '[/url]';
 112
 113                 switch($obj['verb']){
 114                         case ACTIVITY_POST:
 115                                 switch ($obj['object-type']){
 116                                         case ACTIVITY_OBJ_EVENT:
 117                                                 $post_type = t('event');
 118                                                 break;
 119                                         default:
 120                                                 $post_type = t('status');
 121                                 }
 122                                 break;
 123                         default:
 124                                 if($obj['resource-id']){
 125                                         $post_type = t('photo');
 126                                         $m=array(); preg_match("/\[url=([^]]*)\]/", $obj['body'], $m);
 127                                         $rr['plink'] = $m[1];
 128                                 } else {
 129                                         $post_type = t('status');
 130                                 }
 131                 }
 132
 133                 $plink = '[url=' . $obj['plink'] . ']' . $post_type . '[/url]';
 134
 135                 if(activity_match($item['verb'],ACTIVITY_LIKE)) {
 136                         $bodyverb = t('%1$s likes %2$s\'s %3$s');
 137                 }
 138                 elseif(activity_match($item['verb'],ACTIVITY_DISLIKE)) {
 139                         $bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
 140                 }
 141                 $item['body'] = sprintf($bodyverb, $author, $objauthor, $plink);
 142
 143         }
 144         if (activity_match($item['verb'],ACTIVITY_FRIEND)) {
 145
 146                 if ($item['object-type']=="" || $item['object-type']!== ACTIVITY_OBJ_PERSON) return;
 147
 148                 $Aname = $item['author-name'];
 149                 $Alink = $item['author-link'];
 150
 151                 $xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
 152
 153                 $obj = parse_xml_string($xmlhead.$item['object']);
 154                 $links = parse_xml_string($xmlhead."<links>".unxmlify($obj->link)."</links>");
 155
 156                 $Bname = $obj->title;
 157                 $Blink = ""; $Bphoto = "";
 158                 foreach ($links->link as $l){
 159                         $atts = $l->attributes();
 160                         switch($atts['rel']){
 161                                 case "alternate": $Blink = $atts['href'];
 162                                 case "photo": $Bphoto = $atts['href'];
 163                         }
 164
 165                 }
 166
 167                 $A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
 168                 $B = '[url=' . zrl($Blink) . ']' . $Bname . '[/url]';
 169                 if ($Bphoto!="") $Bphoto = '[url=' . zrl($Blink) . '][img]' . $Bphoto . '[/img][/url]';
 170
 171                 $item['body'] = sprintf( t('%1$s is now friends with %2$s'), $A, $B)."\n\n\n".$Bphoto;
 172
 173         }
 174         if (stristr($item['verb'],ACTIVITY_POKE)) {
 175                 $verb = urldecode(substr($item['verb'],strpos($item['verb'],'#')+1));
 176                 if(! $verb)
 177                         return;
 178                 if ($item['object-type']=="" || $item['object-type']!== ACTIVITY_OBJ_PERSON) return;
 179
 180                 $Aname = $item['author-name'];
 181                 $Alink = $item['author-link'];
 182
 183                 $xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
 184
 185                 $obj = parse_xml_string($xmlhead.$item['object']);
 186                 $links = parse_xml_string($xmlhead."<links>".unxmlify($obj->link)."</links>");
 187
 188                 $Bname = $obj->title;
 189                 $Blink = ""; $Bphoto = "";
 190                 foreach ($links->link as $l){
 191                         $atts = $l->attributes();
 192                         switch($atts['rel']){
 193                                 case "alternate": $Blink = $atts['href'];
 194                                 case "photo": $Bphoto = $atts['href'];
 195                         }
 196
 197                 }
 198
 199                 $A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
 200                 $B = '[url=' . zrl($Blink) . ']' . $Bname . '[/url]';
 201                 if ($Bphoto!="") $Bphoto = '[url=' . zrl($Blink) . '][img=80x80]' . $Bphoto . '[/img][/url]';
 202
 203                 // we can't have a translation string with three positions but no distinguishable text
 204                 // So here is the translate string.
 205
 206                 $txt = t('%1$s poked %2$s');
 207
 208                 // now translate the verb
 209
 210                 $txt = str_replace( t('poked'), t($verb), $txt);
 211
 212                 // then do the sprintf on the translation string
 213
 214                 $item['body'] = sprintf($txt, $A, $B). "\n\n\n" . $Bphoto;
 215
 216         }
 217         if (stristr($item['verb'],ACTIVITY_MOOD)) {
 218                 $verb = urldecode(substr($item['verb'],strpos($item['verb'],'#')+1));
 219                 if(! $verb)
 220                         return;
 221
 222                 $Aname = $item['author-name'];
 223                 $Alink = $item['author-link'];
 224                 $A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
 225
 226                 $txt = t('%1$s is currently %2$s');
 227
 228                 $item['body'] = sprintf($txt, $A, t($verb));
 229         }
 230
 231         if (activity_match($item['verb'],ACTIVITY_TAG)) {
 232                 $r = q("SELECT * from `item`,`contact` WHERE
 233                 `item`.`contact-id`=`contact`.`id` AND `item`.`uri`='%s';",
 234                  dbesc($item['parent-uri']));
 235                 if(count($r)==0) return;
 236                 $obj=$r[0];
 237
 238                 $author  = '[url=' . zrl($item['author-link']) . ']' . $item['author-name'] . '[/url]';
 239                 $objauthor =  '[url=' . zrl($obj['author-link']) . ']' . $obj['author-name'] . '[/url]';
 240
 241                 switch($obj['verb']){
 242                         case ACTIVITY_POST:
 243                                 switch ($obj['object-type']){
 244                                         case ACTIVITY_OBJ_EVENT:
 245                                                 $post_type = t('event');
 246                                                 break;
 247                                         default:
 248                                                 $post_type = t('status');
 249                                 }
 250                                 break;
 251                         default:
 252                                 if($obj['resource-id']){
 253                                         $post_type = t('photo');
 254                                         $m=array(); preg_match("/\[url=([^]]*)\]/", $obj['body'], $m);
 255                                         $rr['plink'] = $m[1];
 256                                 } else {
 257                                         $post_type = t('status');
 258                                 }
 259                 }
 260                 $plink = '[url=' . $obj['plink'] . ']' . $post_type . '[/url]';
 261
 262                 $parsedobj = parse_xml_string($xmlhead.$item['object']);
 263
 264                 $tag = sprintf('#[url=%s]%s[/url]', $parsedobj->id, $parsedobj->content);
 265                 $item['body'] = sprintf( t('%1$s tagged %2$s\'s %3$s with %4$s'), $author, $objauthor, $plink, $tag );
 266
 267         }
 268         if (activity_match($item['verb'],ACTIVITY_FAVORITE)){
 269
 270                 if ($item['object-type']== "")
 271                         return;
 272
 273                 $Aname = $item['author-name'];
 274                 $Alink = $item['author-link'];
 275
 276                 $xmlhead="<"."?xml version='1.0' encoding='UTF-8' ?".">";
 277
 278                 $obj = parse_xml_string($xmlhead.$item['object']);
 279                 if(strlen($obj->id)) {
 280                         $r = q("select * from item where uri = '%s' and uid = %d limit 1",
 281                                         dbesc($obj->id),
 282                                         intval($item['uid'])
 283                         );
 284                         if(count($r) && $r[0]['plink']) {
 285                                 $target = $r[0];
 286                                 $Bname = $target['author-name'];
 287                                 $Blink = $target['author-link'];
 288                                 $A = '[url=' . zrl($Alink) . ']' . $Aname . '[/url]';
 289                                 $B = '[url=' . zrl($Blink) . ']' . $Bname . '[/url]';
 290                                 $P = '[url=' . $target['plink'] . ']' . t('post/item') . '[/url]';
 291                                 $item['body'] = sprintf( t('%1$s marked %2$s\'s %3$s as favorite'), $A, $B, $P)."\n";
 292
 293                         }
 294                 }
 295         }
 296         $matches = null;
 297         if(preg_match_all('/@\[url=(.*?)\]/is',$item['body'],$matches,PREG_SET_ORDER)) {
 298                 foreach($matches as $mtch) {
 299                         if(! strpos($mtch[1],'zrl='))
 300                                 $item['body'] = str_replace($mtch[0],'@[url=' . zrl($mtch[1]). ']',$item['body']);
 301                 }
 302         }
 303
 304         // add zrl's to public images
 305         $photo_pattern = "/\[url=(.*?)\/photos\/(.*?)\/image\/(.*?)\]\[img(.*?)\]h(.*?)\[\/img\]\[\/url\]/is";
 306         if(preg_match($photo_pattern,$item['body'])) {
 307                 $photo_replace = '[url=' . zrl('$1' . '/photos/' . '$2' . '/image/' . '$3' ,true) . '][img' . '$4' . ']h' . '$5'  . '[/img][/url]';
 308                 $item['body'] = bb_tag_preg_replace($photo_pattern, $photo_replace, 'url', $item['body']);
 309         }
 310
 311         // add sparkle links to appropriate permalinks
 312
 313         $x = stristr($item['plink'],'/display/');
 314         if($x) {
 315                 $sparkle = false;
 316                 $y = best_link_url($item,$sparkle,true);
 317                 if(strstr($y,'/redir/'))
 318                         $item['plink'] = $y . '?f=&url=' . $item['plink'];
 319         }
 320
 321
 322
 323 }
 324
 325 /**
 326  * Count the total of comments on this item and its desendants
 327  */
 328 function count_descendants($item) {
 329         $total = count($item['children']);
 330
 331         if($total > 0) {
 332                 foreach($item['children'] as $child) {
 333                         if(! visible_activity($child))
 334                                 $total --;
 335                         $total += count_descendants($child);
 336                 }
 337         }
 338
 339         return $total;
 340 }
 341
 342 function visible_activity($item) {
 343
 344         if(activity_match($item['verb'],ACTIVITY_LIKE) || activity_match($item['verb'],ACTIVITY_DISLIKE))
 345                 return false;
 346
 347         if(activity_match($item['verb'],ACTIVITY_FOLLOW) && $item['object-type'] === ACTIVITY_OBJ_NOTE) {
 348                 if(! (($item['self']) && ($item['uid'] == local_user()))) {
 349                         return false;
 350                 }
 351         }
 352
 353         return true;
 354 }
 355
 356
 357 /**
 358  * "Render" a conversation or list of items for HTML display.
 359  * There are two major forms of display:
 360  *      - Sequential or unthreaded ("New Item View" or search results)
 361  *      - conversation view
 362  * The $mode parameter decides between the various renderings and also
 363  * figures out how to determine page owner and other contextual items
 364  * that are based on unique features of the calling module.
 365  *
 366  */
 367
 368 if(!function_exists('conversation')) {
 369 function conversation(&$a, $items, $mode, $update, $preview = false) {
 370
 371
 372         require_once('include/bbcode.php');
 373
 374         $ssl_state = ((local_user()) ? true : false);
 375
 376         $profile_owner = 0;
 377         $page_writeable = false;
 378         $live_update_div = '';
 379
 380         $previewing = (($preview) ? ' preview ' : '');
 381
 382         if($mode === 'network') {
 383                 $profile_owner = local_user();
 384                 $page_writeable = true;
 385                 if(!$update) {
 386                         // The special div is needed for liveUpdate to kick in for this page.
 387                         // We only launch liveUpdate if you aren't filtering in some incompatible
 388                         // way and also you aren't writing a comment (discovered in javascript).
 389
 390                         $live_update_div = '<div id="live-network"></div>' . "\r\n"
 391                                 . "<script> var profile_uid = " . $_SESSION['uid']
 392                                 . "; var netargs = '" . substr($a->cmd,8)
 393                                 . '?f='
 394                                 . ((x($_GET,'cid'))    ? '&cid='    . $_GET['cid']    : '')
 395                                 . ((x($_GET,'search')) ? '&search=' . $_GET['search'] : '')
 396                                 . ((x($_GET,'star'))   ? '&star='   . $_GET['star']   : '')
 397                                 . ((x($_GET,'order'))  ? '&order='  . $_GET['order']  : '')
 398                                 . ((x($_GET,'bmark'))  ? '&bmark='  . $_GET['bmark']  : '')
 399                                 . ((x($_GET,'liked'))  ? '&liked='  . $_GET['liked']  : '')
 400                                 . ((x($_GET,'conv'))   ? '&conv='   . $_GET['conv']   : '')
 401                                 . ((x($_GET,'spam'))   ? '&spam='   . $_GET['spam']   : '')
 402                                 . ((x($_GET,'nets'))   ? '&nets='   . $_GET['nets']   : '')
 403                                 . ((x($_GET,'cmin'))   ? '&cmin='   . $_GET['cmin']   : '')
 404                                 . ((x($_GET,'cmax'))   ? '&cmax='   . $_GET['cmax']   : '')
 405                                 . ((x($_GET,'file'))   ? '&file='   . $_GET['file']   : '')
 406
 407                                 . "'; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
 408                 }
 409         }
 410         else if($mode === 'profile') {
 411                 $profile_owner = $a->profile['profile_uid'];
 412                 $page_writeable = can_write_wall($a,$profile_owner);
 413
 414                 if(!$update) {
 415                         $tab = notags(trim($_GET['tab']));
 416                         $tab = ( $tab ? $tab : 'posts' );
 417                         if($tab === 'posts') {
 418                                 // This is ugly, but we can't pass the profile_uid through the session to the ajax updater,
 419                                 // because browser prefetching might change it on us. We have to deliver it with the page.
 420
 421                                 $live_update_div = '<div id="live-profile"></div>' . "\r\n"
 422                                         . "<script> var profile_uid = " . $a->profile['profile_uid']
 423                                         . "; var netargs = '?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
 424                         }
 425                 }
 426         }
 427         else if($mode === 'notes') {
 428                 $profile_owner = local_user();
 429                 $page_writeable = true;
 430                 if(!$update) {
 431                         $live_update_div = '<div id="live-notes"></div>' . "\r\n"
 432                                 . "<script> var profile_uid = " . local_user()
 433                                 . "; var netargs = '/?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
 434                 }
 435         }
 436         else if($mode === 'display') {
 437                 $profile_owner = $a->profile['uid'];
 438                 $page_writeable = can_write_wall($a,$profile_owner);
 439                 if(!$update) {
 440                         $live_update_div = '<div id="live-display"></div>' . "\r\n"
 441                                 . "<script> var profile_uid = " . $_SESSION['uid'] . ";"
 442                                 . " var profile_page = 1; </script>";
 443                 }
 444         }
 445         else if($mode === 'community') {
 446                 $profile_owner = 0;
 447                 $page_writeable = false;
 448                 if(!$update) {
 449                         $live_update_div = '<div id="live-community"></div>' . "\r\n"
 450                                 . "<script> var profile_uid = -1; var netargs = '/?f='; var profile_page = " . $a->pager['page'] . "; </script>\r\n";
 451                 }
 452         }
 453         else if($mode === 'search') {
 454                 $live_update_div = '<div id="live-search"></div>' . "\r\n";
 455         }
 456
 457         $page_dropping = ((local_user() && local_user() == $profile_owner) ? true : false);
 458
 459
 460         if($update)
 461                 $return_url = $_SESSION['return_url'];
 462         else
 463                 $return_url = $_SESSION['return_url'] = $a->query_string;
 464
 465         load_contact_links(local_user());
 466
 467         $cb = array('items' => $items, 'mode' => $mode, 'update' => $update, 'preview' => $preview);
 468         call_hooks('conversation_start',$cb);
 469
 470         $items = $cb['items'];
 471
 472         $cmnt_tpl    = get_markup_template('comment_item.tpl');
 473         $hide_comments_tpl = get_markup_template('hide_comments.tpl');
 474
 475         $alike = array();
 476         $dlike = array();
 477
 478
 479         // array with html for each thread (parent+comments)
 480         $threads = array();
 481         $threadsid = -1;
 482
 483         $page_template = get_markup_template("conversation.tpl");
 484
 485         if($items && count($items)) {
 486
 487                 if($mode === 'network-new' || $mode === 'search' || $mode === 'community') {
 488
 489                         // "New Item View" on network page or search page results
 490                         // - just loop through the items and format them minimally for display
 491
 492 //                      $tpl = get_markup_template('search_item.tpl');
 493                         $tpl = 'search_item.tpl';
 494
 495                         foreach($items as $item) {
 496                                 $threadsid++;
 497
 498                                 $comment     = '';
 499                                 $owner_url   = '';
 500                                 $owner_photo = '';
 501                                 $owner_name  = '';
 502                                 $sparkle     = '';
 503
 504                                 if($mode === 'search' || $mode === 'community') {
 505                                         if(((activity_match($item['verb'],ACTIVITY_LIKE)) || (activity_match($item['verb'],ACTIVITY_DISLIKE)))
 506                                                 && ($item['id'] != $item['parent']))
 507                                                 continue;
 508                                         $nickname = $item['nickname'];
 509                                 }
 510                                 else
 511                                         $nickname = $a->user['nickname'];
 512
 513                                 // prevent private email from leaking.
 514                                 if($item['network'] === NETWORK_MAIL && local_user() != $item['uid'])
 515                                                 continue;
 516
 517                                 $profile_name   = ((strlen($item['author-name']))   ? $item['author-name']   : $item['name']);
 518                                 if($item['author-link'] && (! $item['author-name']))
 519                                         $profile_name = $item['author-link'];
 520
 521
 522
 523                                 $tags=array();
 524                                 $hashtags = array();
 525                                 $mentions = array();
 526
 527                                 $taglist = q("SELECT `type`, `term`, `url` FROM `term` WHERE `otype` = %d AND `oid` = %d AND `type` IN (%d, %d)",
 528                                                 intval(TERM_OBJ_POST), intval($item['id']), intval(TERM_HASHTAG), intval(TERM_MENTION));
 529
 530                                 foreach($taglist as $tag) {
 531
 532                                         if ($tag["url"] == "")
 533                                                 $tag["url"] = $searchpath.strtolower($tag["term"]);
 534
 535                                         if ($tag["type"] == TERM_HASHTAG) {
 536                                                 $hashtags[] = "#<a href=\"".$tag["url"]."\" target=\"external-link\">".$tag["term"]."</a>";
 537                                                 $prefix = "#";
 538                                         } elseif ($tag["type"] == TERM_MENTION) {
 539                                                 $mentions[] = "@<a href=\"".$tag["url"]."\" target=\"external-link\">".$tag["term"]."</a>";
 540                                                 $prefix = "@";
 541                                         }
 542                                         $tags[] = $prefix."<a href=\"".$tag["url"]."\" target=\"external-link\">".$tag["term"]."</a>";
 543                                 }
 544
 545                                 /*foreach(explode(',',$item['tag']) as $tag){
 546                                         $tag = trim($tag);
 547                                         if ($tag!="") {
 548                                                 $t = bbcode($tag);
 549                                                 $tags[] = $t;
 550                                                 if($t[0] == '#')
 551                                                         $hashtags[] = $t;
 552                                                 elseif($t[0] == '@')
 553                                                         $mentions[] = $t;
 554                                         }
 555                                 }*/
 556
 557                                 $sp = false;
 558                                 $profile_link = best_link_url($item,$sp);
 559                                 if($profile_link === 'mailbox')
 560                                         $profile_link = '';
 561                                 if($sp)
 562                                         $sparkle = ' sparkle';
 563                                 else
 564                                         $profile_link = zrl($profile_link);
 565
 566                                 $normalised = normalise_link((strlen($item['author-link'])) ? $item['author-link'] : $item['url']);
 567                                 if(($normalised != 'mailbox') && (x($a->contacts[$normalised])))
 568                                         $profile_avatar = $a->contacts[$normalised]['thumb'];
 569                                 else
 570                                         $profile_avatar = ((strlen($item['author-avatar'])) ? $a->get_cached_avatar_image($item['author-avatar']) : $item['thumb']);
 571
 572                                 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
 573                                 call_hooks('render_location',$locate);
 574
 575                                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_google($locate));
 576
 577                                 localize_item($item);
 578                                 if($mode === 'network-new')
 579                                         $dropping = true;
 580                                 else
 581                                         $dropping = false;
 582
 583
 584                                 $drop = array(
 585                                         'dropping' => $dropping,
 586                                         'pagedrop' => $page_dropping,
 587                                         'select' => t('Select'),
 588                                         'delete' => t('Delete'),
 589                                 );
 590
 591                                 $star = false;
 592                                 $isstarred = "unstarred";
 593
 594                                 $lock = false;
 595                                 $likebuttons = false;
 596                                 $shareable = false;
 597
 598                                 $body = prepare_body($item,true);
 599
 600
 601                                 list($categories, $folders) = get_cats_and_terms($item);
 602
 603                                 if($a->theme['template_engine'] === 'internal') {
 604                                         $profile_name_e = template_escape($profile_name);
 605                                         $item['title_e'] = template_escape($item['title']);
 606                                         $body_e = template_escape($body);
 607                                         $tags_e = template_escape($tags);
 608                                         $hashtags_e = template_escape($hashtags);
 609                                         $mentions_e = template_escape($mentions);
 610                                         $location_e = template_escape($location);
 611                                         $owner_name_e = template_escape($owner_name);
 612                                 }
 613                                 else {
 614                                         $profile_name_e = $profile_name;
 615                                         $item['title_e'] = $item['title'];
 616                                         $body_e = $body;
 617                                         $tags_e = $tags;
 618                                         $hashtags_e = $hashtags;
 619                                         $mentions_e = $mentions;
 620                                         $location_e = $location;
 621                                         $owner_name_e = $owner_name;
 622                                 }
 623
 624                                 $tmp_item = array(
 625                                         'template' => $tpl,
 626                                         'id' => (($preview) ? 'P0' : $item['item_id']),
 627                                         'linktitle' => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
 628                                         'profile_url' => $profile_link,
 629                                         'item_photo_menu' => item_photo_menu($item),
 630                                         'name' => $profile_name_e,
 631                                         'sparkle' => $sparkle,
 632                                         'lock' => $lock,
 633                                         'thumb' => $profile_avatar,
 634                                         'title' => $item['title_e'],
 635                                         'body' => $body_e,
 636                                         'tags' => $tags_e,
 637                                         'hashtags' => $hashtags_e,
 638                                         'mentions' => $mentions_e,
 639                                         'txt_cats' => t('Categories:'),
 640                                         'txt_folders' => t('Filed under:'),
 641                                         'has_cats' => ((count($categories)) ? 'true' : ''),
 642                                         'has_folders' => ((count($folders)) ? 'true' : ''),
 643                                         'categories' => $categories,
 644                                         'folders' => $folders,
 645                                         'text' => strip_tags($body_e),
 646                                         'localtime' => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
 647                                         'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
 648                                         'location' => $location_e,
 649                                         'indent' => '',
 650                                         'owner_name' => $owner_name_e,
 651                                         'owner_url' => $owner_url,
 652                                         'owner_photo' => $owner_photo,
 653                                         'plink' => get_plink($item),
 654                                         'edpost' => false,
 655                                         'isstarred' => $isstarred,
 656                                         'star' => $star,
 657                                         'drop' => $drop,
 658                                         'vote' => $likebuttons,
 659                                         'like' => '',
 660                                         'dislike' => '',
 661                                         'comment' => '',
 662                                         'conv' => (($preview) ? '' : array('href'=> $a->get_baseurl($ssl_state) . '/display/' . $nickname . '/' . $item['id'], 'title'=> t('View in context'))),
 663                                         'previewing' => $previewing,
 664                                         'wait' => t('Please wait'),
 665                                         'thread_level' => 1,
 666                                 );
 667
 668                                 $arr = array('item' => $item, 'output' => $tmp_item);
 669                                 call_hooks('display_item', $arr);
 670
 671                                 $threads[$threadsid]['id'] = $item['item_id'];
 672                                 $threads[$threadsid]['items'] = array($arr['output']);
 673
 674                         }
 675
 676                 }
 677                 else
 678                 {
 679                         // Normal View
 680                         $page_template = get_markup_template("threaded_conversation.tpl");
 681
 682                         require_once('object/Conversation.php');
 683                         require_once('object/Item.php');
 684
 685                         $conv = new Conversation($mode, $preview);
 686
 687                         // get all the topmost parents
 688                         // this shouldn't be needed, as we should have only them in our array
 689                         // But for now, this array respects the old style, just in case
 690
 691                         $threads = array();
 692                         foreach($items as $item) {
 693
 694                                 // Can we put this after the visibility check?
 695                                 like_puller($a,$item,$alike,'like');
 696                                 like_puller($a,$item,$dlike,'dislike');
 697
 698                                 // Only add what is visible
 699                                 if($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
 700                                         continue;
 701                                 }
 702                                 if(! visible_activity($item)) {
 703                                         continue;
 704                                 }
 705
 706                                 $item['pagedrop'] = $page_dropping;
 707
 708                                 if($item['id'] == $item['parent']) {
 709                                         $item_object = new Item($item);
 710                                         $conv->add_thread($item_object);
 711                                 }
 712                         }
 713
 714                         $threads = $conv->get_template_data($alike, $dlike);
 715                         if(!$threads) {
 716                                 logger('[ERROR] conversation : Failed to get template data.', LOGGER_DEBUG);
 717                                 $threads = array();
 718                         }
 719                 }
 720         }
 721
 722         $o = replace_macros($page_template, array(
 723                 '$baseurl' => $a->get_baseurl($ssl_state),
 724                 '$live_update' => $live_update_div,
 725                 '$remove' => t('remove'),
 726                 '$mode' => $mode,
 727                 '$user' => $a->user,
 728                 '$threads' => $threads,
 729                 '$dropping' => ($page_dropping && feature_enabled(local_user(),'multi_delete') ? t('Delete Selected Items') : False),
 730         ));
 731
 732         return $o;
 733 }}
 734
 735 function best_link_url($item,&$sparkle,$ssl_state = false) {
 736
 737         $a = get_app();
 738
 739         $best_url = '';
 740         $sparkle  = false;
 741
 742         $clean_url = normalise_link($item['author-link']);
 743
 744         if((local_user()) && (local_user() == $item['uid'])) {
 745                 if(isset($a->contacts) && x($a->contacts,$clean_url)) {
 746                         if($a->contacts[$clean_url]['network'] === NETWORK_DFRN) {
 747                                 $best_url = $a->get_baseurl($ssl_state) . '/redir/' . $a->contacts[$clean_url]['id'];
 748                                 $sparkle = true;
 749                         }
 750                         else
 751                                 $best_url = $a->contacts[$clean_url]['url'];
 752                 }
 753         }
 754         if(! $best_url) {
 755                 if(strlen($item['author-link']))
 756                         $best_url = $item['author-link'];
 757                 else
 758                         $best_url = $item['url'];
 759         }
 760
 761         return $best_url;
 762 }
 763
 764
 765 if(! function_exists('item_photo_menu')){
 766 function item_photo_menu($item){
 767         $a = get_app();
 768
 769         $ssl_state = false;
 770
 771         if(local_user()) {
 772                 $ssl_state = true;
 773                  if(! count($a->contacts))
 774                         load_contact_links(local_user());
 775         }
 776         $sub_link="";
 777         $poke_link="";
 778         $contact_url="";
 779         $pm_url="";
 780         $status_link="";
 781         $photos_link="";
 782         $posts_link="";
 783
 784         if((local_user()) && local_user() == $item['uid'] && $item['parent'] == $item['id'] && (! $item['self'])) {
 785                 $sub_link = 'javascript:dosubthread(' . $item['id'] . '); return false;';
 786         }
 787
 788         $sparkle = false;
 789         $profile_link = best_link_url($item,$sparkle,$ssl_state);
 790         if($profile_link === 'mailbox')
 791                 $profile_link = '';
 792
 793         if($sparkle) {
 794                 $cid = intval(basename($profile_link));
 795                 $status_link = $profile_link . "?url=status";
 796                 $photos_link = $profile_link . "?url=photos";
 797                 $profile_link = $profile_link . "?url=profile";
 798                 $pm_url = $a->get_baseurl($ssl_state) . '/message/new/' . $cid;
 799                 $zurl = '';
 800         }
 801         else {
 802                 $profile_link = zrl($profile_link);
 803                 if(local_user() && local_user() == $item['uid'] && link_compare($item['url'],$item['author-link'])) {
 804                         $cid = $item['contact-id'];
 805                 }
 806                 else {
 807                         $cid = 0;
 808                 }
 809         }
 810         if(($cid) && (! $item['self'])) {
 811                 $poke_link = $a->get_baseurl($ssl_state) . '/poke/?f=&c=' . $cid;
 812                 $contact_url = $a->get_baseurl($ssl_state) . '/contacts/' . $cid;
 813                 $posts_link = $a->get_baseurl($ssl_state) . '/network/?cid=' . $cid;
 814
 815                 $clean_url = normalise_link($item['author-link']);
 816
 817                 if((local_user()) && (local_user() == $item['uid'])) {
 818                         if(isset($a->contacts) && x($a->contacts,$clean_url)) {
 819                                 if($a->contacts[$clean_url]['network'] === NETWORK_DIASPORA) {
 820                                         $pm_url = $a->get_baseurl($ssl_state) . '/message/new/' . $cid;
 821                                 }
 822                         }
 823                 }
 824
 825         }
 826
 827         $menu = Array(
 828                 t("Follow Thread") => $sub_link,
 829                 t("View Status") => $status_link,
 830                 t("View Profile") => $profile_link,
 831                 t("View Photos") => $photos_link,
 832                 t("Network Posts") => $posts_link,
 833                 t("Edit Contact") => $contact_url,
 834                 t("Send PM") => $pm_url,
 835                 t("Poke") => $poke_link
 836         );
 837
 838
 839         $args = array('item' => $item, 'menu' => $menu);
 840
 841         call_hooks('item_photo_menu', $args);
 842
 843         $menu = $args['menu'];
 844
 845         $o = "";
 846         foreach($menu as $k=>$v){
 847                 if(strpos($v,'javascript:') === 0) {
 848                         $v = substr($v,11);
 849                         $o .= "<li><a href=\"#\" onclick=\"$v\">$k</a></li>\n";
 850                 }
 851                 elseif ($v!="") $o .= "<li><a href=\"$v\">$k</a></li>\n";
 852         }
 853         return $o;
 854 }}
 855
 856 if(! function_exists('like_puller')) {
 857 function like_puller($a,$item,&$arr,$mode) {
 858
 859         $url = '';
 860         $sparkle = '';
 861         $verb = (($mode === 'like') ? ACTIVITY_LIKE : ACTIVITY_DISLIKE);
 862
 863         if((activity_match($item['verb'],$verb)) && ($item['id'] != $item['parent'])) {
 864                 $url = $item['author-link'];
 865                 if((local_user()) && (local_user() == $item['uid']) && ($item['network'] === 'dfrn') && (! $item['self']) && (link_compare($item['author-link'],$item['url']))) {
 866                         $url = $a->get_baseurl(true) . '/redir/' . $item['contact-id'];
 867                         $sparkle = ' class="sparkle" ';
 868                 }
 869                 else
 870                         $url = zrl($url);
 871
 872                 if(! $item['thr-parent'])
 873                         $item['thr-parent'] = $item['parent-uri'];
 874
 875                 if(! ((isset($arr[$item['thr-parent'] . '-l'])) && (is_array($arr[$item['thr-parent'] . '-l']))))
 876                         $arr[$item['thr-parent'] . '-l'] = array();
 877                 if(! isset($arr[$item['thr-parent']]))
 878                         $arr[$item['thr-parent']] = 1;
 879                 else
 880                         $arr[$item['thr-parent']] ++;
 881                 $arr[$item['thr-parent'] . '-l'][] = '<a href="'. $url . '"'. $sparkle .'>' . $item['author-name'] . '</a>';
 882         }
 883         return;
 884 }}
 885
 886 // Format the like/dislike text for a profile item
 887 // $cnt = number of people who like/dislike the item
 888 // $arr = array of pre-linked names of likers/dislikers
 889 // $type = one of 'like, 'dislike'
 890 // $id  = item id
 891 // returns formatted text
 892
 893 if(! function_exists('format_like')) {
 894 function format_like($cnt,$arr,$type,$id) {
 895         $o = '';
 896         if($cnt == 1)
 897                 $o .= (($type === 'like') ? sprintf( t('%s likes this.'), $arr[0]) : sprintf( t('%s doesn\'t like this.'), $arr[0])) . EOL ;
 898         else {
 899                 //$spanatts = 'class="fakelink" onclick="openClose(\'' . $type . 'list-' . $id . '\');"';
 900                 switch($type) {
 901                         case 'like':
 902 //                              $phrase = sprintf( t('<span  %1$s>%2$d people</span> like this.'), $spanatts, $cnt);
 903                                 $mood = t('like this');
 904                                 break;
 905                         case 'dislike':
 906 //                              $phrase = sprintf( t('<span  %1$s>%2$d people</span> don\'t like this.'), $spanatts, $cnt);
 907                                 $mood = t('don\'t like this');
 908                                 break;
 909                 }
 910                 $tpl = get_markup_template("voting_fakelink.tpl");
 911                 $phrase = replace_macros($tpl, array(
 912                         '$vote_id' => $type . 'list-' . $id,
 913                         '$count' => $cnt,
 914                         '$people' => t('people'),
 915                         '$vote_mood' => $mood
 916                 ));
 917                 $o .= $phrase;
 918 //              $o .= EOL ;
 919
 920                 $total = count($arr);
 921                 if($total >= MAX_LIKERS)
 922                         $arr = array_slice($arr, 0, MAX_LIKERS - 1);
 923                 if($total < MAX_LIKERS) {
 924                         $last = t('and') . ' ' . $arr[count($arr)-1];
 925                         $arr2 = array_slice($arr, 0, -1);
 926                         $str = implode(', ', $arr2) . ' ' . $last;
 927                 }
 928                 if($total >= MAX_LIKERS) {
 929                         $str = implode(', ', $arr);
 930                         $str .= sprintf( t(', and %d other people'), $total - MAX_LIKERS );
 931                 }
 932                 $str = (($type === 'like') ? sprintf( t('%s like this.'), $str) : sprintf( t('%s don\'t like this.'), $str));
 933                 $o .= "\t" . '<div id="' . $type . 'list-' . $id . '" style="display: none;" >' . $str . '</div>';
 934         }
 935         return $o;
 936 }}
 937
 938
 939 function status_editor($a,$x, $notes_cid = 0, $popup=false) {
 940
 941         $o = '';
 942
 943         $geotag = (($x['allow_location']) ? replace_macros(get_markup_template('jot_geotag.tpl'), array()) : '');
 944
 945 /*      $plaintext = false;
 946         if( local_user() && (intval(get_pconfig(local_user(),'system','plaintext')) || !feature_enabled(local_user(),'richtext')) )
 947                 $plaintext = true;*/
 948         $plaintext = true;
 949         if( local_user() && feature_enabled(local_user(),'richtext') )
 950                 $plaintext = false;
 951
 952         $tpl = get_markup_template('jot-header.tpl');
 953         $a->page['htmlhead'] .= replace_macros($tpl, array(
 954                 '$newpost' => 'true',
 955                 '$baseurl' => $a->get_baseurl(true),
 956                 '$editselect' => (($plaintext) ? 'none' : '/(profile-jot-text|prvmail-text)/'),
 957                 '$geotag' => $geotag,
 958                 '$nickname' => $x['nickname'],
 959                 '$ispublic' => t('Visible to <strong>everybody</strong>'),
 960                 '$linkurl' => t('Please enter a link URL:'),
 961                 '$vidurl' => t("Please enter a video link/URL:"),
 962                 '$audurl' => t("Please enter an audio link/URL:"),
 963                 '$term' => t('Tag term:'),
 964                 '$fileas' => t('Save to Folder:'),
 965                 '$whereareu' => t('Where are you right now?'),
 966                 '$delitems' => t('Delete item(s)?')
 967         ));
 968
 969
 970         $tpl = get_markup_template('jot-end.tpl');
 971         $a->page['end'] .= replace_macros($tpl, array(
 972                 '$newpost' => 'true',
 973                 '$baseurl' => $a->get_baseurl(true),
 974                 '$editselect' => (($plaintext) ? 'none' : '/(profile-jot-text|prvmail-text)/'),
 975                 '$geotag' => $geotag,
 976                 '$nickname' => $x['nickname'],
 977                 '$ispublic' => t('Visible to <strong>everybody</strong>'),
 978                 '$linkurl' => t('Please enter a link URL:'),
 979                 '$vidurl' => t("Please enter a video link/URL:"),
 980                 '$audurl' => t("Please enter an audio link/URL:"),
 981                 '$term' => t('Tag term:'),
 982                 '$fileas' => t('Save to Folder:'),
 983                 '$whereareu' => t('Where are you right now?')
 984         ));
 985
 986
 987         $tpl = get_markup_template("jot.tpl");
 988
 989         $jotplugins = '';
 990         $jotnets = '';
 991
 992         $mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
 993
 994         $mail_enabled = false;
 995         $pubmail_enabled = false;
 996
 997         if(($x['is_owner']) && (! $mail_disabled)) {
 998                 $r = q("SELECT * FROM `mailacct` WHERE `uid` = %d AND `server` != '' LIMIT 1",
 999                         intval(local_user())
1000                 );
1001                 if(count($r)) {
1002                         $mail_enabled = true;
1003                         if(intval($r[0]['pubmail']))
1004                                 $pubmail_enabled = true;
1005                 }
1006         }
1007
1008         if($mail_enabled) {
1009                 $selected = (($pubmail_enabled) ? ' checked="checked" ' : '');
1010                 $jotnets .= '<div class="profile-jot-net"><input type="checkbox" name="pubmail_enable"' . $selected . ' value="1" /> ' . t("Post to Email") . '</div>';
1011         }
1012
1013         call_hooks('jot_tool', $jotplugins);
1014         call_hooks('jot_networks', $jotnets);
1015
1016         if($notes_cid)
1017                 $jotnets .= '<input type="hidden" name="contact_allow[]" value="' . $notes_cid .'" />';
1018
1019 //      $tpl = replace_macros($tpl,array('$jotplugins' => $jotplugins));
1020
1021         $o .= replace_macros($tpl,array(
1022                 '$return_path' => $a->query_string,
1023                 '$action' =>  $a->get_baseurl(true) . '/item',
1024                 '$share' => (x($x,'button') ? $x['button'] : t('Share')),
1025                 '$upload' => t('Upload photo'),
1026                 '$shortupload' => t('upload photo'),
1027                 '$attach' => t('Attach file'),
1028                 '$shortattach' => t('attach file'),
1029                 '$weblink' => t('Insert web link'),
1030                 '$shortweblink' => t('web link'),
1031                 '$video' => t('Insert video link'),
1032                 '$shortvideo' => t('video link'),
1033                 '$audio' => t('Insert audio link'),
1034                 '$shortaudio' => t('audio link'),
1035                 '$setloc' => t('Set your location'),
1036                 '$shortsetloc' => t('set location'),
1037                 '$noloc' => t('Clear browser location'),
1038                 '$shortnoloc' => t('clear location'),
1039                 '$title' => "",
1040                 '$placeholdertitle' => t('Set title'),
1041                 '$category' => "",
1042                 '$placeholdercategory' => (feature_enabled(local_user(),'categories') ? t('Categories (comma-separated list)') : ''),
1043                 '$wait' => t('Please wait'),
1044                 '$permset' => t('Permission settings'),
1045                 '$shortpermset' => t('permissions'),
1046                 '$ptyp' => (($notes_cid) ? 'note' : 'wall'),
1047                 '$content' => '',
1048                 '$post_id' => '',
1049                 '$baseurl' => $a->get_baseurl(true),
1050                 '$defloc' => $x['default_location'],
1051                 '$visitor' => $x['visitor'],
1052                 '$pvisit' => (($notes_cid) ? 'none' : $x['visitor']),
1053                 '$emailcc' => t('CC: email addresses'),
1054                 '$public' => t('Public post'),
1055                 '$jotnets' => $jotnets,
1056                 '$emtitle' => t('Example: bob@example.com, mary@example.com'),
1057                 '$lockstate' => $x['lockstate'],
1058                 '$acl' => $x['acl'],
1059                 '$bang' => $x['bang'],
1060                 '$profile_uid' => $x['profile_uid'],
1061                 '$preview' => ((feature_enabled($x['profile_uid'],'preview')) ? t('Preview') : ''),
1062                 '$jotplugins' => $jotplugins,
1063                 '$sourceapp' => t($a->sourcename),
1064                 '$cancel' => t('Cancel'),
1065                 '$rand_num' => random_digits(12)
1066         ));
1067
1068
1069         if ($popup==true){
1070                 $o = '<div id="jot-popup" style="display: none;">'.$o.'</div>';
1071
1072         }
1073
1074         return $o;
1075 }
1076
1077
1078 function get_item_children($arr, $parent) {
1079         $children = array();
1080         $a = get_app();
1081         foreach($arr as $item) {
1082                 if($item['id'] != $item['parent']) {
1083                         if(get_config('system','thread_allow') && $a->theme_thread_allow) {
1084                                 // Fallback to parent-uri if thr-parent is not set
1085                                 $thr_parent = $item['thr-parent'];
1086                                 if($thr_parent == '')
1087                                         $thr_parent = $item['parent-uri'];
1088
1089                                 if($thr_parent == $parent['uri']) {
1090                                         $item['children'] = get_item_children($arr, $item);
1091                                         $children[] = $item;
1092                                 }
1093                         }
1094                         else if($item['parent'] == $parent['id']) {
1095                                 $children[] = $item;
1096                         }
1097                 }
1098         }
1099         return $children;
1100 }
1101
1102 function sort_item_children($items) {
1103         $result = $items;
1104         usort($result,'sort_thr_created_rev');
1105         foreach($result as $k => $i) {
1106                 if(count($result[$k]['children'])) {
1107                         $result[$k]['children'] = sort_item_children($result[$k]['children']);
1108                 }
1109         }
1110         return $result;
1111 }
1112
1113 function add_children_to_list($children, &$arr) {
1114         foreach($children as $y) {
1115                 $arr[] = $y;
1116                 if(count($y['children']))
1117                         add_children_to_list($y['children'], $arr);
1118         }
1119 }
1120
1121 function conv_sort($arr,$order) {
1122
1123         if((!(is_array($arr) && count($arr))))
1124                 return array();
1125
1126         $parents = array();
1127         $children = array();
1128
1129         foreach($arr as $x)
1130                 if($x['id'] == $x['parent'])
1131                                 $parents[] = $x;
1132
1133         if(stristr($order,'created'))
1134                 usort($parents,'sort_thr_created');
1135         elseif(stristr($order,'commented'))
1136                 usort($parents,'sort_thr_commented');
1137
1138         if(count($parents))
1139                 foreach($parents as $i=>$_x)
1140                         $parents[$i]['children'] = get_item_children($arr, $_x);
1141
1142         /*foreach($arr as $x) {
1143                 if($x['id'] != $x['parent']) {
1144                         $p = find_thread_parent_index($parents,$x);
1145                         if($p !== false)
1146                                 $parents[$p]['children'][] = $x;
1147                 }
1148         }*/
1149         if(count($parents)) {
1150                 foreach($parents as $k => $v) {
1151                         if(count($parents[$k]['children'])) {
1152                                 $parents[$k]['children'] = sort_item_children($parents[$k]['children']);
1153                                 /*$y = $parents[$k]['children'];
1154                                 usort($y,'sort_thr_created_rev');
1155                                 $parents[$k]['children'] = $y;*/
1156                         }
1157                 }
1158         }
1159
1160         $ret = array();
1161         if(count($parents)) {
1162                 foreach($parents as $x) {
1163                         $ret[] = $x;
1164                         if(count($x['children']))
1165                                 add_children_to_list($x['children'], $ret);
1166                                 /*foreach($x['children'] as $y)
1167                                         $ret[] = $y;*/
1168                 }
1169         }
1170
1171         return $ret;
1172 }
1173
1174
1175 function sort_thr_created($a,$b) {
1176         return strcmp($b['created'],$a['created']);
1177 }
1178
1179 function sort_thr_created_rev($a,$b) {
1180         return strcmp($a['created'],$b['created']);
1181 }
1182
1183 function sort_thr_commented($a,$b) {
1184         return strcmp($b['commented'],$a['commented']);
1185 }
1186
1187 function find_thread_parent_index($arr,$x) {
1188         foreach($arr as $k => $v)
1189                 if($v['id'] == $x['parent'])
1190                         return $k;
1191         return false;
1192 }
1193
1194 function render_location_google($item) {
1195         $location = (($item['location']) ? '<a target="map" title="' . $item['location'] . '" href="http://maps.google.com/?q=' . urlencode($item['location']) . '">' . $item['location'] . '</a>' : '');
1196         $coord = (($item['coord']) ? '<a target="map" title="' . $item['coord'] . '" href="http://maps.google.com/?q=' . urlencode($item['coord']) . '">' . $item['coord'] . '</a>' : '');
1197         if($coord) {
1198                 if($location)
1199                         $location .= '<br /><span class="smalltext">(' . $coord . ')</span>';
1200                 else
1201                         $location = '<span class="smalltext">' . $coord . '</span>';
1202         }
1203         return $location;
1204 }