include/bbcode.php

   1 <?php
   2 require_once("include/oembed.php");
   3 require_once('include/event.php');
   4 require_once('include/map.php');
   5 require_once('mod/proxy.php');
   6
   7 function bb_PictureCacheExt($matches) {
   8         if (strpos($matches[3], "data:image/") === 0)
   9                 return ($matches[0]);
  10
  11         $matches[3] = proxy_url($matches[3]);
  12         return "[img=".$matches[1]."x".$matches[2]."]".$matches[3]."[/img]";
  13 }
  14
  15 function bb_PictureCache($matches) {
  16         if (strpos($matches[1], "data:image/") === 0)
  17                 return ($matches[0]);
  18
  19         $matches[1] = proxy_url($matches[1]);
  20         return "[img]".$matches[1]."[/img]";
  21 }
  22
  23 function bb_map_coords($match) {
  24         // the extra space in the following line is intentional
  25         return str_replace($match[0],'<div class="map"  >' . generate_map(str_replace('/',' ',$match[1])) . '</div>', $match[0]);
  26 }
  27 function bb_map_location($match) {
  28         // the extra space in the following line is intentional
  29         return str_replace($match[0],'<div class="map"  >' . generate_named_map($match[1]) . '</div>', $match[0]);
  30 }
  31
  32 function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
  33         $Text = preg_replace_callback("/(.*?)\[attachment(.*?)\](.*?)\[\/attachment\]/ism",
  34                 function ($match) use ($simplehtml, $tryoembed){
  35
  36                         $attributes = $match[2];
  37
  38                         $type = "";
  39                         preg_match("/type='(.*?)'/ism", $attributes, $matches);
  40                         if ($matches[1] != "")
  41                                 $type = strtolower($matches[1]);
  42
  43                         preg_match('/type="(.*?)"/ism', $attributes, $matches);
  44                         if ($matches[1] != "")
  45                                 $type = strtolower($matches[1]);
  46
  47                         if ($type == "")
  48                                 return($match[0]);
  49
  50                         if (!in_array($type, array("link", "audio", "video")))
  51                                 return($match[0]);
  52
  53                         $url = "";
  54                         preg_match("/url='(.*?)'/ism", $attributes, $matches);
  55                         if ($matches[1] != "")
  56                                 $url = $matches[1];
  57
  58                         preg_match('/url="(.*?)"/ism', $attributes, $matches);
  59                         if ($matches[1] != "")
  60                                 $url = $matches[1];
  61
  62                         $title = "";
  63                         preg_match("/title='(.*?)'/ism", $attributes, $matches);
  64                         if ($matches[1] != "")
  65                                 $title = $matches[1];
  66
  67                         preg_match('/title="(.*?)"/ism', $attributes, $matches);
  68                         if ($matches[1] != "")
  69                                 $title = $matches[1];
  70
  71                         //$title = htmlentities($title, ENT_QUOTES, 'UTF-8', false);
  72                         $title = bbcode(html_entity_decode($title, ENT_QUOTES, 'UTF-8'), false, false, true);
  73                         $title = str_replace(array("[", "]"), array("&#91;", "&#93;"), $title);
  74
  75                         $image = "";
  76                         if ($type != "video") {
  77                                 preg_match("/image='(.*?)'/ism", $attributes, $matches);
  78                                 if ($matches[1] != "")
  79                                         $image = $matches[1];
  80
  81                                 preg_match('/image="(.*?)"/ism', $attributes, $matches);
  82                                 if ($matches[1] != "")
  83                                         $image = $matches[1];
  84                         }
  85
  86                         $preview = "";
  87                         if ($type != "video") {
  88                                 preg_match("/preview='(.*?)'/ism", $attributes, $matches);
  89                                 if ($matches[1] != "")
  90                                         $preview = $matches[1];
  91
  92                                 preg_match('/preview="(.*?)"/ism', $attributes, $matches);
  93                                 if ($matches[1] != "")
  94                                         $preview = $matches[1];
  95                         }
  96
  97                         if (((strpos($match[1], "[img=") !== false) OR (strpos($match[1], "[img]") !== false)) AND ($image != "")) {
  98                                 $preview = $image;
  99                                 $image = "";
 100                         }
 101
 102                         if ($simplehtml == 7) {
 103                                 $title2 = $title;
 104
 105                                 $test1 = trim(html_entity_decode($match[1],ENT_QUOTES,'UTF-8'));
 106                                 $test2 = trim(html_entity_decode($title,ENT_QUOTES,'UTF-8'));
 107
 108                                 // If the link description is similar to the text above then don't add the link description
 109                                 if (($title != "") AND ((strpos($test1,$test2) !== false) OR
 110                                         (similar_text($test1,$test2) / strlen($title)) > 0.9))
 111                                         $title2 = $url;
 112                                 $text = sprintf('<a href="%s" title="%s" class="attachment thumbnail" rel="nofollow external">%s</a><br />',
 113                                                 $url, $title, $title2);
 114                         } elseif (($simplehtml != 4) AND ($simplehtml != 0))
 115                                 $text = sprintf('<a href="%s" target="_blank">%s</a><br>', $url, $title);
 116                         else {
 117                                 $text = sprintf('<span class="type-%s">', $type);
 118
 119                                 $bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $url, $title), $url, $title);
 120                                 if ($tryoembed)
 121                                         $oembed = tryoembed($bookmark);
 122                                 else
 123                                         $oembed = $bookmark[0];
 124
 125                                 if (strstr(strtolower($oembed), "<iframe "))
 126                                         $text = $oembed;
 127                                 else {
 128                                         if (($image != "") AND !strstr(strtolower($oembed), "<img "))
 129                                                 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $url, proxy_url($image), $title);
 130                                         elseif (($preview != "") AND !strstr(strtolower($oembed), "<img "))
 131                                                 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $url, proxy_url($preview), $title);
 132
 133                                         $text .= $oembed;
 134
 135                                         $text .= sprintf('<blockquote>%s</blockquote></span>', trim($match[3]));
 136                                 }
 137                         }
 138
 139                         return($match[1].$text);
 140                 },$Text);
 141
 142         return($Text);
 143 }
 144
 145 function bb_rearrange_share($shared) {
 146         if (!in_array(strtolower($shared[2]), array("type-link", "type-audio", "type-video")))
 147                 return($shared[0]);
 148
 149         if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
 150                 return($shared[0]);
 151
 152         $type = substr(trim(strtolower($shared[2])), 5);
 153
 154         $title = "";
 155         $url = "";
 156         $preview = "";
 157         $description = "";
 158
 159         if (isset($bookmark[2][0]))
 160                 $title = $bookmark[2][0];
 161
 162         if (isset($bookmark[1][0]))
 163                 $url = $bookmark[1][0];
 164
 165         $cleanedshare = trim($shared[3]);
 166         $cleanedshare = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $cleanedshare);
 167         preg_match("/\[img\](.*?)\[\/img\]/ism", $cleanedshare, $matches);
 168
 169         if ($matches)
 170                 $preview = trim($matches[1]);
 171
 172         preg_match("/\[quote\](.*?)\[\/quote\]/ism", $cleanedshare, $matches);
 173         if ($matches)
 174                 $description = trim($matches[1]);
 175
 176         $url = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($url, ENT_QUOTES, 'UTF-8', false));
 177         $title = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($title, ENT_QUOTES, 'UTF-8', false));
 178         $preview = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($preview, ENT_QUOTES, 'UTF-8', false));
 179
 180         $Text = trim($shared[1])."\n[attachment type='".$type."'";
 181
 182         if ($url != "")
 183                 $Text .= " url='".$url."'";
 184         if ($title != "")
 185                 $Text .= " title='".$title."'";
 186         if ($preview != "") {
 187                 require_once("include/Photo.php");
 188                 $picturedata = get_photo_info($preview);
 189
 190                 if (count($picturedata) > 0) {
 191                         // if the preview picture is larger than 500 pixels then show it in a larger mode
 192                         // But only, if the picture isn't higher than large (To prevent huge posts)
 193                         if (($picturedata[0] >= 500) AND ($picturedata[0] >= $picturedata[1]))
 194                                 $Text .= " image='".$preview."'";
 195                         else
 196                                 $Text .= " preview='".$preview."'";
 197                 } else
 198                         $Text .= " preview='".$preview."'";
 199         }
 200         $Text .= "]".$description."[/attachment]";
 201
 202         return($Text);
 203 }
 204
 205 function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
 206         $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism",
 207                 function ($match) use ($plaintext, $nolink){
 208                         return(bb_cleanup_share($match, $plaintext, $nolink));
 209                 },$Text);
 210         return($Text);
 211 }
 212
 213 function bb_cleanup_share($shared, $plaintext, $nolink) {
 214         $shared[1] = trim($shared[1]);
 215
 216         if (!in_array($shared[2], array("type-link", "type-video")))
 217                 return($shared[0]);
 218
 219         if ($plaintext)
 220                 $shared[3] = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism","[bookmark=$1]$1[/bookmark]", $shared[3]);
 221
 222         if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
 223                 return($shared[0]);
 224
 225         if ($nolink)
 226                 return($shared[1]);
 227
 228         $title = "";
 229         $link = "";
 230
 231         if (isset($bookmark[2][0]))
 232                 $title = $bookmark[2][0];
 233
 234         if (isset($bookmark[1][0]))
 235                 $link = $bookmark[1][0];
 236
 237         if (($shared[1] != "") AND (strpos($title, $shared[1]) !== false))
 238                 $shared[1] = $title;
 239
 240         if (($title != "") AND ((strpos($shared[1],$title) !== false) OR
 241                 (similar_text($shared[1],$title) / strlen($title)) > 0.9))
 242                 $title = "";
 243
 244 //        if (strpos($shared[1],$link) !== false)
 245 //                $link = "";
 246
 247         $text = trim($shared[1]);
 248
 249         if (($text == "") AND ($title != "") AND ($link == ""))
 250                 $text .= "\n\n".trim($title);
 251
 252         // If the link already is included in the post, don't add it again
 253         if (($link != "") AND strpos($text, $link))
 254                 return(trim($text));
 255
 256         if (($link != "") AND ($title != ""))
 257                 $text .= "\n[url=".trim($link)."]".trim($title)."[/url]";
 258         elseif (($link != ""))
 259                 $text .= "\n".trim($link);
 260
 261         return(trim($text));
 262 }
 263
 264
 265 function bb_cleanstyle($st) {
 266   return "<span style=\"".cleancss($st[1]).";\">".$st[2]."</span>";
 267 }
 268
 269 function bb_cleanclass($st) {
 270   return "<span class=\"".cleancss($st[1])."\">".$st[2]."</span>";
 271 }
 272
 273 function cleancss($input) {
 274
 275         $cleaned = "";
 276
 277         $input = strtolower($input);
 278
 279         for ($i = 0; $i < strlen($input); $i++) {
 280                 $char = substr($input, $i, 1);
 281
 282                 if (($char >= "a") and ($char <= "z"))
 283                         $cleaned .= $char;
 284
 285                 if (!(strpos(" #;:0123456789-_", $char) === false))
 286                         $cleaned .= $char;
 287         }
 288
 289         return($cleaned);
 290 }
 291
 292 function stripcode_br_cb($s) {
 293         return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
 294 }
 295
 296 function bb_onelinecode_cb($match) {
 297         if (strpos($match[1],"<br>")===false){
 298                 return "<key>".$match[1]."</key>";
 299         }
 300         return "<code>".$match[1]."</code>";
 301 }
 302
 303 function tryoembed($match){
 304         //$url = ((count($match)==2)?$match[1]:$match[2]);
 305         $url = $match[1];
 306
 307         // Always embed the SSL version
 308         $url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
 309                                 array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
 310
 311         //logger("tryoembed: $url");
 312
 313         $o = oembed_fetch_url($url);
 314
 315         if (isset($match[2]))
 316                 $o->title = $match[2];
 317
 318         if ($o->type=="error") return $match[0];
 319
 320         $html = oembed_format_object($o);
 321         return $html; //oembed_iframe($html,$o->width,$o->height);
 322
 323 }
 324
 325 // [noparse][i]italic[/i][/noparse] turns into
 326 // [noparse][ i ]italic[ /i ][/noparse],
 327 // to hide them from parser.
 328
 329 function bb_spacefy($st) {
 330   $whole_match = $st[0];
 331   $captured = $st[1];
 332   $spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
 333   $new_str = str_replace($captured, $spacefied, $whole_match);
 334   return $new_str;
 335 }
 336
 337 // The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
 338 // now turns back and the [noparse] tags are trimed
 339 // returning [i]italic[/i]
 340
 341 function bb_unspacefy_and_trim($st) {
 342   $whole_match = $st[0];
 343   $captured = $st[1];
 344   $unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
 345   return $unspacefied;
 346 }
 347
 348 function bb_find_open_close($s, $open, $close, $occurance = 1) {
 349
 350         if($occurance < 1)
 351                 $occurance = 1;
 352
 353         $start_pos = -1;
 354         for($i = 1; $i <= $occurance; $i++) {
 355                 if( $start_pos !== false)
 356                         $start_pos = strpos($s, $open, $start_pos + 1);
 357         }
 358
 359         if( $start_pos === false)
 360                 return false;
 361
 362         $end_pos = strpos($s, $close, $start_pos);
 363
 364         if( $end_pos === false)
 365                 return false;
 366
 367         $res = array( 'start' => $start_pos, 'end' => $end_pos );
 368
 369         return $res;
 370 }
 371
 372 function get_bb_tag_pos($s, $name, $occurance = 1) {
 373
 374         if($occurance < 1)
 375                 $occurance = 1;
 376
 377         $start_open = -1;
 378         for($i = 1; $i <= $occurance; $i++) {
 379                 if( $start_open !== false)
 380                         $start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
 381         }
 382
 383         if( $start_open === false)
 384                 return false;
 385
 386         $start_equal = strpos($s, '=', $start_open);
 387         $start_close = strpos($s, ']', $start_open);
 388
 389         if( $start_close === false)
 390                 return false;
 391
 392         $start_close++;
 393
 394         $end_open = strpos($s, '[/' . $name . ']', $start_close);
 395
 396         if( $end_open === false)
 397                 return false;
 398
 399         $res = array( 'start' => array('open' => $start_open, 'close' => $start_close),
 400                       'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) );
 401         if( $start_equal !== false)
 402                 $res['start']['equal'] = $start_equal + 1;
 403
 404         return $res;
 405 }
 406
 407 function bb_tag_preg_replace($pattern, $replace, $name, $s) {
 408
 409         $string = $s;
 410
 411         $occurance = 1;
 412         $pos = get_bb_tag_pos($string, $name, $occurance);
 413         while($pos !== false && $occurance < 1000) {
 414
 415                 $start = substr($string, 0, $pos['start']['open']);
 416                 $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
 417                 $end = substr($string, $pos['end']['close']);
 418                 if($end === false)
 419                         $end = '';
 420
 421                 $subject = preg_replace($pattern, $replace, $subject);
 422                 $string = $start . $subject . $end;
 423
 424                 $occurance++;
 425                 $pos = get_bb_tag_pos($string, $name, $occurance);
 426         }
 427
 428         return $string;
 429 }
 430
 431 if(! function_exists('bb_extract_images')) {
 432 function bb_extract_images($body) {
 433
 434         $saved_image = array();
 435         $orig_body = $body;
 436         $new_body = '';
 437
 438         $cnt = 0;
 439         $img_start = strpos($orig_body, '[img');
 440         $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
 441         $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
 442         while(($img_st_close !== false) && ($img_end !== false)) {
 443
 444                 $img_st_close++; // make it point to AFTER the closing bracket
 445                 $img_end += $img_start;
 446
 447                 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
 448                         // This is an embedded image
 449
 450                         $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
 451                         $new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
 452
 453                         $cnt++;
 454                 }
 455                 else
 456                         $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
 457
 458                 $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
 459
 460                 if($orig_body === false) // in case the body ends on a closing image tag
 461                         $orig_body = '';
 462
 463                 $img_start = strpos($orig_body, '[img');
 464                 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
 465                 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
 466         }
 467
 468         $new_body = $new_body . $orig_body;
 469
 470         return array('body' => $new_body, 'images' => $saved_image);
 471 }}
 472
 473 if(! function_exists('bb_replace_images')) {
 474 function bb_replace_images($body, $images) {
 475
 476         $newbody = $body;
 477
 478         $cnt = 0;
 479         foreach($images as $image) {
 480                 // We're depending on the property of 'foreach' (specified on the PHP website) that
 481                 // it loops over the array starting from the first element and going sequentially
 482                 // to the last element
 483                 $newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . proxy_url($image) .'" alt="' . t('Image/photo') . '" />', $newbody);
 484                 $cnt++;
 485         }
 486
 487         return $newbody;
 488 }}
 489
 490 function bb_ShareAttributes($share, $simplehtml) {
 491         $attributes = $share[2];
 492
 493         $author = "";
 494         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 495         if ($matches[1] != "")
 496                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 497
 498         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 499         if ($matches[1] != "")
 500                 $author = $matches[1];
 501
 502         $profile = "";
 503         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 504         if ($matches[1] != "")
 505                 $profile = $matches[1];
 506
 507         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 508         if ($matches[1] != "")
 509                 $profile = $matches[1];
 510
 511         $avatar = "";
 512         preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
 513         if ($matches[1] != "")
 514                 $avatar = $matches[1];
 515
 516         preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
 517         if ($matches[1] != "")
 518                 $avatar = $matches[1];
 519
 520         $link = "";
 521         preg_match("/link='(.*?)'/ism", $attributes, $matches);
 522         if ($matches[1] != "")
 523                 $link = $matches[1];
 524
 525         preg_match('/link="(.*?)"/ism', $attributes, $matches);
 526         if ($matches[1] != "")
 527                 $link = $matches[1];
 528
 529         $posted = "";
 530
 531         $itemcache = get_itemcachepath();
 532
 533         // relative dates only make sense when they aren't cached
 534         if ($itemcache == "") {
 535                 preg_match("/posted='(.*?)'/ism", $attributes, $matches);
 536                 if ($matches[1] != "")
 537                         $posted = $matches[1];
 538
 539                 preg_match('/posted="(.*?)"/ism', $attributes, $matches);
 540                 if ($matches[1] != "")
 541                         $posted = $matches[1];
 542
 543                 $reldate = (($posted) ? " " . relative_date($posted) : '');
 544         }
 545
 546         $userid = GetProfileUsername($profile,$author, false);
 547         $userid_compact = GetProfileUsername($profile,$author, true);
 548
 549         $preshare = trim($share[1]);
 550
 551         if ($preshare != "")
 552                 $preshare .= "<br /><br />";
 553
 554         switch ($simplehtml) {
 555                 case 1:
 556                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />»".$share[3]."«";
 557                         break;
 558                 case 2:
 559                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
 560                         break;
 561                 case 3: // Diaspora
 562                         $headline .= '<b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').$userid.':</b><br />';
 563
 564                         $text = trim($share[1]);
 565
 566                         if ($text != "")
 567                                 $text .= "<hr />";
 568
 569                         if (substr(normalise_link($link), 0, 19) != "http://twitter.com/") {
 570                                 $text .= $headline.'<blockquote>'.trim($share[3])."</blockquote><br />";
 571
 572                                 if ($link != "")
 573                                         $text .= '<br /><a href="'.$link.'">[l]</a>';
 574                         } else
 575                                 $text .= '<br /><a href="'.$link.'">'.$link.'</a>';
 576
 577                         break;
 578                 case 4:
 579                         $headline = '<div class="shared_header">';
 580                         $headline .= '<span><b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8');
 581                         $headline .= sprintf(t('<a href="%1$s" target="_blank">%2$s</a> %3$s'), $link, $userid, $posted);
 582                         $headline .= ":</b></span></div>";
 583
 584                         $text = trim($share[1]);
 585
 586                         if ($text != "")
 587                                 $text .= "<hr />";
 588
 589                         $text .= $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote><br />";
 590
 591                         break;
 592                 case 5:
 593                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
 594                         break;
 595                 case 6: // app.net
 596                         $text = $preshare."&gt;&gt; @".$userid_compact.": <br />".$share[3];
 597                         break;
 598                 case 7: // statusnet/GNU Social
 599                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8')." @".$userid_compact.": ".$share[3];
 600                         break;
 601                 case 8: // twitter
 602                         $text = $preshare."RT @".$userid_compact.": ".$share[3];
 603                         break;
 604                 case 9: // Google+/Facebook
 605                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
 606
 607                         if ($link != "")
 608                                 $text .= "<br /><br />".$link;
 609                         break;
 610                 default:
 611                         $headline = trim($share[1]).'<div class="shared_header">';
 612                         if ($avatar != "")
 613                                 $headline .= '<img src="'.proxy_url($avatar, false, PROXY_SIZE_MICRO).'" height="32" width="32" >';
 614
 615                         $headline .= sprintf(t('<span><a href="%s" target="_blank">%s</a> wrote the following <a href="%s" target="_blank">post</a>'.$reldate.':</span>'), $profile, $author, $link);
 616                         $headline .= "</div>";
 617                         $text = $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote>";
 618                         break;
 619         }
 620         return($text);
 621 }
 622
 623 function GetProfileUsername($profile, $username, $compact = false, $getnetwork = false) {
 624
 625         $twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1@twitter.com", $profile);
 626         if ($twitter != $profile) {
 627                 if ($getnetwork)
 628                         return(NETWORK_TWITTER);
 629                 elseif ($compact)
 630                         return($twitter);
 631                 else
 632                         return($username." (".$twitter.")");
 633         }
 634
 635         $appnet = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1@alpha.app.net", $profile);
 636         if ($appnet != $profile) {
 637                 if ($getnetwork)
 638                         return(NETWORK_APPNET);
 639                 elseif ($compact)
 640                         return($appnet);
 641                 else
 642                         return($username." (".$appnet.")");
 643         }
 644
 645         $gplus = preg_replace("=https?://plus.google.com/(.*)=ism", "$1@plus.google.com", $profile);
 646         if ($gplus != $profile) {
 647                 if ($getnetwork)
 648                         return(NETWORK_GPLUS);
 649                 elseif ($compact)
 650                         return($gplususername." (".$username.")");
 651                 else
 652                         return($username." (".$gplus.")");
 653         }
 654
 655         $friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2@$1", $profile);
 656         if ($friendica != $profile) {
 657                 if ($getnetwork)
 658                         return(NETWORK_DFRN);
 659                 elseif ($compact)
 660                         return($friendica);
 661                 else
 662                         return($username." (".$friendica.")");
 663         }
 664
 665         $diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
 666         if ($diaspora != $profile) {
 667                 if ($getnetwork)
 668                         return(NETWORK_DIASPORA);
 669                 elseif ($compact)
 670                         return($diaspora);
 671                 else
 672                         return($username." (".$diaspora.")");
 673         }
 674
 675         $red = preg_replace("=https?://(.*)/channel/(.*)=ism", "$2@$1", $profile);
 676         if ($red != $profile) {
 677                 if ($getnetwork)
 678                         // red is identified as Diaspora - friendica can't connect directly to it
 679                         return(NETWORK_DIASPORA);
 680                 elseif ($compact)
 681                         return($red);
 682                 else
 683                         return($username." (".$red.")");
 684         }
 685
 686         $StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
 687         if ($StatusnetHost != $profile) {
 688                 $StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
 689                 if ($StatusnetUser != $profile) {
 690                         $UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
 691                         $user = json_decode($UserData);
 692                         if ($user) {
 693                                 if ($getnetwork)
 694                                         return(NETWORK_STATUSNET);
 695                                 elseif ($compact)
 696                                         return($user->screen_name."@".$StatusnetHost);
 697                                 else
 698                                         return($username." (".$user->screen_name."@".$StatusnetHost.")");
 699                         }
 700                 }
 701         }
 702
 703         // pumpio (http://host.name/user)
 704         $rest = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$3", $profile);
 705         if ($rest == "") {
 706                 $pumpio = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$2@$1", $profile);
 707                 if ($pumpio != $profile) {
 708                         if ($getnetwork)
 709                                 return(NETWORK_PUMPIO);
 710                         elseif ($compact)
 711                                 return($pumpio);
 712                         else
 713                                 return($username." (".$pumpio.")");
 714                 }
 715         }
 716
 717         return($username);
 718 }
 719
 720 function bb_DiasporaLinks($match) {
 721         $a = get_app();
 722
 723         return "[url=".$a->get_baseurl()."/display/".$match[1]."]".$match[2]."[/url]";
 724 }
 725
 726 function bb_RemovePictureLinks($match) {
 727         $text = Cache::get($match[1]);
 728
 729         if(is_null($text)){
 730                 $a = get_app();
 731
 732                 $stamp1 = microtime(true);
 733
 734                 $ch = @curl_init($match[1]);
 735                 @curl_setopt($ch, CURLOPT_NOBODY, true);
 736                 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 737                 @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
 738                 @curl_exec($ch);
 739                 $curl_info = @curl_getinfo($ch);
 740
 741                 $a->save_timestamp($stamp1, "network");
 742
 743                 if (substr($curl_info["content_type"], 0, 6) == "image/")
 744                         $text = "[url=".$match[1]."]".$match[1]."[/url]";
 745                 else {
 746                         $text = "[url=".$match[2]."]".$match[2]."[/url]";
 747
 748                         // if its not a picture then look if its a page that contains a picture link
 749                         require_once("include/network.php");
 750
 751                         $body = fetch_url($match[1]);
 752
 753                         $doc = new DOMDocument();
 754                         @$doc->loadHTML($body);
 755                         $xpath = new DomXPath($doc);
 756                         $list = $xpath->query("//meta[@name]");
 757                         foreach ($list as $node) {
 758                                 $attr = array();
 759
 760                                 if ($node->attributes->length)
 761                                         foreach ($node->attributes as $attribute)
 762                                                 $attr[$attribute->name] = $attribute->value;
 763
 764                                 if (strtolower($attr["name"]) == "twitter:image")
 765                                         $text = "[url=".$attr["content"]."]".$attr["content"]."[/url]";
 766                         }
 767                 }
 768                 Cache::set($match[1],$text);
 769         }
 770         return($text);
 771 }
 772
 773 function bb_expand_links($match) {
 774         if (($match[3] == "") OR ($match[2] == $match[3]) OR stristr($match[2], $match[3]))
 775                 return ($match[1]."[url]".$match[2]."[/url]");
 776         else
 777                 return ($match[1].$match[3]." [url]".$match[2]."[/url]");
 778 }
 779
 780 function bb_CleanPictureLinksSub($match) {
 781         $text = Cache::get($match[1]);
 782
 783         if(is_null($text)){
 784                 $a = get_app();
 785
 786                 $stamp1 = microtime(true);
 787
 788                 $ch = @curl_init($match[1]);
 789                 @curl_setopt($ch, CURLOPT_NOBODY, true);
 790                 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 791                 @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
 792                 @curl_exec($ch);
 793                 $curl_info = @curl_getinfo($ch);
 794
 795                 $a->save_timestamp($stamp1, "network");
 796
 797                 // if its a link to a picture then embed this picture
 798                 if (substr($curl_info["content_type"], 0, 6) == "image/")
 799                         $text = "[img]".$match[1]."[/img]";
 800                 else {
 801                         $text = "[img]".$match[2]."[/img]";
 802
 803                         // if its not a picture then look if its a page that contains a picture link
 804                         require_once("include/network.php");
 805
 806                         $body = fetch_url($match[1]);
 807
 808                         $doc = new DOMDocument();
 809                         @$doc->loadHTML($body);
 810                         $xpath = new DomXPath($doc);
 811                         $list = $xpath->query("//meta[@name]");
 812                         foreach ($list as $node) {
 813                                 $attr = array();
 814
 815                                 if ($node->attributes->length)
 816                                         foreach ($node->attributes as $attribute)
 817                                                 $attr[$attribute->name] = $attribute->value;
 818
 819                                 if (strtolower($attr["name"]) == "twitter:image")
 820                                         $text = "[img]".$attr["content"]."[/img]";
 821                         }
 822                 }
 823                 Cache::set($match[1],$text);
 824         }
 825         return($text);
 826 }
 827
 828 function bb_CleanPictureLinks($text) {
 829         $text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_CleanPictureLinksSub', $text);
 830         return ($text);
 831 }
 832
 833         // BBcode 2 HTML was written by WAY2WEB.net
 834         // extended to work with Mistpark/Friendica - Mike Macgirvin
 835
 836 function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = false, $forplaintext = false) {
 837
 838         $a = get_app();
 839
 840         // Hide all [noparse] contained bbtags by spacefying them
 841         // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
 842
 843         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text);
 844         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text);
 845         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text);
 846
 847
 848         // Move all spaces out of the tags
 849         $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
 850         $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
 851
 852         // Extract the private images which use data urls since preg has issues with
 853         // large data sizes. Stash them away while we do bbcode conversion, and then put them back
 854         // in after we've done all the regex matching. We cannot use any preg functions to do this.
 855
 856         $extracted = bb_extract_images($Text);
 857         $Text = $extracted['body'];
 858         $saved_image = $extracted['images'];
 859
 860         // If we find any event code, turn it into an event.
 861         // After we're finished processing the bbcode we'll
 862         // replace all of the event code with a reformatted version.
 863
 864         $ev = bbtoevent($Text);
 865
 866         // Replace any html brackets with HTML Entities to prevent executing HTML or script
 867         // Don't use strip_tags here because it breaks [url] search by replacing & with amp
 868
 869         $Text = str_replace("<", "&lt;", $Text);
 870         $Text = str_replace(">", "&gt;", $Text);
 871
 872         // remove some newlines before the general conversion
 873         $Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","[share$1]$2[/share]",$Text);
 874         $Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism","[quote$1]$2[/quote]",$Text);
 875
 876         $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text);
 877         $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text);
 878
 879         // Rearrange shares to attachments
 880         $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism", "bb_rearrange_share",$Text);
 881
 882         // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
 883         if (!$tryoembed)
 884                 $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","\n[share$1$2]$3[/share]",$Text);
 885
 886         // Convert new line chars to html <br /> tags
 887
 888         // nlbr seems to be hopelessly messed up
 889         //      $Text = nl2br($Text);
 890
 891         // We'll emulate it.
 892
 893         $Text = trim($Text);
 894         $Text = str_replace("\r\n","\n", $Text);
 895
 896         // removing multiplicated newlines
 897         if (get_config("system", "remove_multiplicated_lines")) {
 898                 $search = array("\n\n\n", "\n ", " \n", "[/quote]\n\n", "\n[/quote]", "[/li]\n", "\n[li]", "\n[ul]", "[/ul]\n", "\n\n[share ", "[/attachment]\n",
 899                                 "\n[h1]", "[/h1]\n", "\n[h2]", "[/h2]\n", "\n[h3]", "[/h3]\n", "\n[h4]", "[/h4]\n", "\n[h5]", "[/h5]\n", "\n[h6]", "[/h6]\n");
 900                 $replace = array("\n\n", "\n", "\n", "[/quote]\n", "[/quote]", "[/li]", "[li]", "[ul]", "[/ul]", "\n[share ", "[/attachment]",
 901                                 "[h1]", "[/h1]", "[h2]", "[/h2]", "[h3]", "[/h3]", "[h4]", "[/h4]", "[h5]", "[/h5]", "[h6]", "[/h6]");
 902                 do {
 903                         $oldtext = $Text;
 904                         $Text = str_replace($search, $replace, $Text);
 905                 } while ($oldtext != $Text);
 906         }
 907
 908         // Handle attached links or videos
 909         $Text = bb_attachment($Text, $simplehtml, $tryoembed);
 910
 911         $Text = str_replace(array("\r","\n"), array('<br />','<br />'), $Text);
 912
 913         if($preserve_nl)
 914                 $Text = str_replace(array("\n","\r"), array('',''),$Text);
 915
 916         // Set up the parameters for a URL search string
 917         $URLSearchString = "^\[\]";
 918         // Set up the parameters for a MAIL search string
 919         $MAILSearchString = $URLSearchString;
 920
 921         // Remove all hashtag addresses
 922         if ((!$tryoembed OR $simplehtml) AND !in_array($simplehtml, array(3, 7)))
 923                 $Text = preg_replace("/([#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $Text);
 924         elseif ($simplehtml == 3)
 925                 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
 926                         '$1<a href="$2">$3</a>',
 927                         $Text);
 928         elseif ($simplehtml == 7)
 929                 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
 930                         '$1<span class="vcard"><a href="$2" class="url" title="$3"><span class="fn nickname mention">$3</span></a></span>',
 931                         $Text);
 932
 933
 934         // Bookmarks in red - will be converted to bookmarks in friendica
 935         $Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
 936         $Text = preg_replace("/#\^\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $Text);
 937         $Text = preg_replace("/#\[url\=[$URLSearchString]*\]\^\[\/url\]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/i",
 938                                 "[bookmark=$1]$2[/bookmark]", $Text);
 939
 940         if (in_array($simplehtml, array(2, 6, 7, 8, 9))) {
 941                 $Text = preg_replace_callback("/([^#@])\[url\=([^\]]*)\](.*?)\[\/url\]/ism","bb_expand_links",$Text);
 942                 //$Text = preg_replace("/[^#@]\[url\=([^\]]*)\](.*?)\[\/url\]/ism",' $2 [url]$1[/url]',$Text);
 943                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",' $2 [url]$1[/url]',$Text);
 944         }
 945
 946         if ($simplehtml == 5)
 947                 $Text = preg_replace("/[^#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url]$1[/url]', $Text);
 948
 949         // Perform URL Search
 950         if ($tryoembed)
 951                 $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'tryoembed',$Text);
 952
 953         if ($simplehtml == 5)
 954                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url]$1[/url]',$Text);
 955         else
 956                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);
 957
 958         // Handle Diaspora posts
 959         $Text = preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi", 'bb_DiasporaLinks', $Text);
 960
 961         // if the HTML is used to generate plain text, then don't do this search, but replace all URL of that kind to text
 962         if ($simplehtml != 7) {
 963                 if (!$forplaintext)
 964                         $Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
 965                 else {
 966                         $Text = preg_replace("(\[url\]([$URLSearchString]*)\[\/url\])ism"," $1 ",$Text);
 967                         $Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_RemovePictureLinks', $Text);
 968                 }
 969         }
 970
 971         if ($tryoembed)
 972                 $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
 973
 974         $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$1</a>', $Text);
 975         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 976         //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 977
 978         // Red compatibility, though the link can't be authenticated on Friendica
 979         $Text = preg_replace("/\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 980
 981
 982         // we may need to restrict this further if it picks up too many strays
 983         // link acct:user@host to a webfinger profile redirector
 984
 985         $Text = preg_replace('/acct:(.*?)@(.*?)([ ,])/', '<a href="' . $a->get_baseurl() . '/acctlink?addr=' . "$1@$2"
 986                 . '" target="extlink" >acct:' . "$1@$2$3" . '</a>',$Text);
 987
 988         // Perform MAIL Search
 989         $Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
 990         $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
 991
 992         // leave open the posibility of [map=something]
 993         // this is replaced in prepare_body() which has knowledge of the item location
 994
 995         if (strpos($Text,'[/map]') !== false) {
 996                 $Text = preg_replace_callback("/\[map\](.*?)\[\/map\]/ism", 'bb_map_location', $Text);
 997         }
 998         if (strpos($Text,'[map=') !== false) {
 999                 $Text = preg_replace_callback("/\[map=(.*?)\]/ism", 'bb_map_coords', $Text);
1000         }
1001         if (strpos($Text,'[map]') !== false) {
1002                 $Text = preg_replace("/\[map\]/", '<div class="map"></div>', $Text);
1003         }
1004
1005         // Check for headers
1006         $Text = preg_replace("(\[h1\](.*?)\[\/h1\])ism",'<h1>$1</h1>',$Text);
1007         $Text = preg_replace("(\[h2\](.*?)\[\/h2\])ism",'<h2>$1</h2>',$Text);
1008         $Text = preg_replace("(\[h3\](.*?)\[\/h3\])ism",'<h3>$1</h3>',$Text);
1009         $Text = preg_replace("(\[h4\](.*?)\[\/h4\])ism",'<h4>$1</h4>',$Text);
1010         $Text = preg_replace("(\[h5\](.*?)\[\/h5\])ism",'<h5>$1</h5>',$Text);
1011         $Text = preg_replace("(\[h6\](.*?)\[\/h6\])ism",'<h6>$1</h6>',$Text);
1012
1013         // Check for bold text
1014         $Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'<strong>$1</strong>',$Text);
1015
1016         // Check for Italics text
1017         $Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'<em>$1</em>',$Text);
1018
1019         // Check for Underline text
1020         $Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'<u>$1</u>',$Text);
1021
1022         // Check for strike-through text
1023         $Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'<strike>$1</strike>',$Text);
1024
1025         // Check for over-line text
1026         $Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'<span class="overline">$1</span>',$Text);
1027
1028         // Check for colored text
1029         $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","<span style=\"color: $1;\">$2</span>",$Text);
1030
1031         // Check for sized text
1032         // [size=50] --> font-size: 50px (with the unit).
1033         $Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1px; line-height: initial;\">$2</span>",$Text);
1034         $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1; line-height: initial;\">$2</span>",$Text);
1035
1036         // Check for centered text
1037         $Text = preg_replace("(\[center\](.*?)\[\/center\])ism","<div style=\"text-align:center;\">$1</div>",$Text);
1038
1039         // Check for list text
1040         $Text = str_replace("[*]", "<li>", $Text);
1041
1042         // Check for style sheet commands
1043         $Text = preg_replace_callback("(\[style=(.*?)\](.*?)\[\/style\])ism","bb_cleanstyle",$Text);
1044
1045         // Check for CSS classes
1046         $Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism","bb_cleanclass",$Text);
1047
1048         // handle nested lists
1049         $endlessloop = 0;
1050
1051         while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
1052                ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
1053                ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
1054                ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
1055                 $Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
1056                 $Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>' ,$Text);
1057                 $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
1058                 $Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism",'<ul class="listlowerroman" style="list-style-type: lower-roman;">$2</ul>' ,$Text);
1059                 $Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '<ul class="listupperroman" style="list-style-type: upper-roman;">$2</ul>' ,$Text);
1060                 $Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$2</ul>' ,$Text);
1061                 $Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$2</ul>' ,$Text);
1062                 $Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
1063                 $Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
1064                 $Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>' ,$Text);
1065         }
1066
1067         $Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>' ,$Text);
1068         $Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>' ,$Text);
1069         $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>' ,$Text);
1070         $Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>' ,$Text);
1071
1072         $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>' ,$Text);
1073         $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>' ,$Text);
1074
1075         $Text = str_replace('[hr]','<hr />', $Text);
1076
1077         // This is actually executed in prepare_body()
1078
1079         $Text = str_replace('[nosmile]','',$Text);
1080
1081         // Check for font change text
1082         $Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","<span style=\"font-family: $1;\">$2</span>",$Text);
1083
1084         // Declare the format for [code] layout
1085
1086 //      $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);
1087
1088         $CodeLayout = '<code>$1</code>';
1089         // Check for [code] text
1090         $Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);
1091
1092         // Declare the format for [spoiler] layout
1093         $SpoilerLayout = '<blockquote class="spoiler">$1</blockquote>';
1094
1095         // Check for [spoiler] text
1096         // handle nested quotes
1097         $endlessloop = 0;
1098         while ((strpos($Text, "[/spoiler]") !== false) and (strpos($Text, "[spoiler]") !== false) and (++$endlessloop < 20))
1099                 $Text = preg_replace("/\[spoiler\](.*?)\[\/spoiler\]/ism","$SpoilerLayout", $Text);
1100
1101         // Check for [spoiler=Author] text
1102
1103         $t_wrote = t('$1 wrote:');
1104
1105         // handle nested quotes
1106         $endlessloop = 0;
1107         while ((strpos($Text, "[/spoiler]")!== false)  and (strpos($Text, "[spoiler=") !== false) and (++$endlessloop < 20))
1108                 $Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
1109                                      "<br /><strong class=".'"spoiler"'.">" . $t_wrote . "</strong><blockquote class=".'"spoiler"'.">$2</blockquote>",
1110                                      $Text);
1111
1112         // Declare the format for [quote] layout
1113         $QuoteLayout = '<blockquote>$1</blockquote>';
1114
1115         // Check for [quote] text
1116         // handle nested quotes
1117         $endlessloop = 0;
1118         while ((strpos($Text, "[/quote]") !== false) and (strpos($Text, "[quote]") !== false) and (++$endlessloop < 20))
1119                 $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism","$QuoteLayout", $Text);
1120
1121         // Check for [quote=Author] text
1122
1123         $t_wrote = t('$1 wrote:');
1124
1125         // handle nested quotes
1126         $endlessloop = 0;
1127         while ((strpos($Text, "[/quote]")!== false)  and (strpos($Text, "[quote=") !== false) and (++$endlessloop < 20))
1128                 $Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
1129                                      "<br /><strong class=".'"author"'.">" . $t_wrote . "</strong><blockquote>$2</blockquote>",
1130                                      $Text);
1131
1132
1133         // [img=widthxheight]image source[/img]
1134         $Text = preg_replace_callback("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", 'bb_PictureCacheExt', $Text);
1135
1136         $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="width: $1px;" >', $Text);
1137         $Text = preg_replace("/\[zmg\=([0-9]*)x([0-9]*)\](.*?)\[\/zmg\]/ism", '<img class="zrl" src="$3" style="width: $1px;" >', $Text);
1138
1139         // Images
1140         // [img]pathtoimage[/img]
1141         $Text = preg_replace_callback("/\[img\](.*?)\[\/img\]/ism", 'bb_PictureCache', $Text);
1142
1143         $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
1144         $Text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
1145
1146         // Shared content
1147         $Text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism",
1148                 function ($match) use ($simplehtml){
1149                         return(bb_ShareAttributes($match, $simplehtml));
1150                 },$Text);
1151
1152         $Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism",'<br/><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />', $Text);
1153         $Text = preg_replace("/\[crypt(.*?)\](.*?)\[\/crypt\]/ism",'<br/><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
1154         //$Text = preg_replace("/\[crypt=(.*?)\](.*?)\[\/crypt\]/ism",'<br/><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
1155
1156
1157         // Try to Oembed
1158         if ($tryoembed) {
1159                 $Text = preg_replace("/\[video\](.*?\.(ogg|ogv|oga|ogm|webm|mp4))\[\/video\]/ism", '<video src="$1" controls="controls" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></video>', $Text);
1160                 $Text = preg_replace("/\[audio\](.*?\.(ogg|ogv|oga|ogm|webm|mp4|mp3))\[\/audio\]/ism", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $Text);
1161
1162                 $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
1163                 $Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
1164         } else {
1165                 $Text = preg_replace("/\[video\](.*?)\[\/video\]/",
1166                                         '<a href="$1" target="_blank">$1</a>', $Text);
1167                 $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/",
1168                                         '<a href="$1" target="_blank">$1</a>', $Text);
1169         }
1170
1171         // html5 video and audio
1172
1173
1174         if ($tryoembed)
1175                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></iframe>', $Text);
1176         else
1177                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<a href="$1">$1</a>', $Text);
1178
1179         // Youtube extensions
1180         if ($tryoembed) {
1181                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1182                 $Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1183                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text);
1184         }
1185
1186         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
1187         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
1188         $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
1189
1190         if ($tryoembed)
1191                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '<iframe width="' . $a->videowidth . '" height="' . $a->videoheight . '" src="https://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
1192         else
1193                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
1194                                         '<a href="https://www.youtube.com/watch?v=$1" target="_blank">https://www.youtube.com/watch?v=$1</a>', $Text);
1195
1196         if ($tryoembed) {
1197                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
1198                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
1199         }
1200
1201         $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
1202         $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
1203
1204         if ($tryoembed)
1205                 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '<iframe width="' . $a->videowidth . '" height="' . $a->videoheight . '" src="https://player.vimeo.com/video/$1" frameborder="0" ></iframe>', $Text);
1206         else
1207                 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
1208                                         '<a href="https://vimeo.com/$1" target="_blank">https://vimeo.com/$1</a>', $Text);
1209
1210 //      $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
1211
1212         // oembed tag
1213         $Text = oembed_bbcode2html($Text);
1214
1215         // Avoid triple linefeeds through oembed
1216         $Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
1217
1218         // If we found an event earlier, strip out all the event code and replace with a reformatted version.
1219         // Replace the event-start section with the entire formatted event. The other bbcode is stripped.
1220         // Summary (e.g. title) is required, earlier revisions only required description (in addition to
1221         // start which is always required). Allow desc with a missing summary for compatibility.
1222
1223         if((x($ev,'desc') || x($ev,'summary')) && x($ev,'start')) {
1224                 $sub = format_event_html($ev, $simplehtml);
1225
1226                 $Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism",'',$Text);
1227                 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",'',$Text);
1228                 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",$sub,$Text);
1229                 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
1230                 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
1231                 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
1232         }
1233
1234
1235         //replace oneliner <code> with <key>
1236         $Text = preg_replace_callback("|(?!<br[^>]*>)<code>([^<]*)</code>(?!<br[^>]*>)|ism", 'bb_onelinecode_cb', $Text);
1237
1238         // Unhide all [noparse] contained bbtags unspacefying them
1239         // and triming the [noparse] tag.
1240
1241         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim',$Text);
1242         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim',$Text);
1243         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim',$Text);
1244
1245
1246         $Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/','&$1;',$Text);
1247         $Text = preg_replace('/\&\#039\;/','\'',$Text);
1248         $Text = preg_replace('/\&quot\;/','"',$Text);
1249
1250         // fix any escaped ampersands that may have been converted into links
1251         $Text = preg_replace("/\<([^>]*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
1252         $Text = preg_replace("/\<([^>]*?)(src|href)=\"(?!http|ftp|mailto|gopher|cid)(.*?)\>/ism",'<$1$2="">',$Text);
1253
1254         if($saved_image)
1255                 $Text = bb_replace_images($Text, $saved_image);
1256
1257         // Clean up the HTML by loading and saving the HTML with the DOM.
1258         // Bad structured html can break a whole page.
1259         // For performance reasons do it only with ativated item cache or at export.
1260         if (!$tryoembed OR (get_itemcachepath() != "")) {
1261                 $doc = new DOMDocument();
1262                 $doc->preserveWhiteSpace = false;
1263
1264                 $Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");
1265
1266                 $doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
1267                 $encoding = '<?xml encoding="UTF-8">';
1268                 @$doc->loadHTML($encoding.$doctype."<html><body>".$Text."</body></html>");
1269                 $doc->encoding = 'UTF-8';
1270                 $Text = $doc->saveHTML();
1271                 $Text = str_replace(array("<html><body>", "</body></html>", $doctype, $encoding), array("", "", "", ""), $Text);
1272
1273                 $Text = str_replace('<br></li>','</li>', $Text);
1274
1275                 //$Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
1276         }
1277
1278         // Clean up some useless linebreaks in lists
1279         //$Text = str_replace('<br /><ul','<ul ', $Text);
1280         //$Text = str_replace('</ul><br />','</ul>', $Text);
1281         //$Text = str_replace('</li><br />','</li>', $Text);
1282         //$Text = str_replace('<br /><li>','<li>', $Text);
1283         //      $Text = str_replace('<br /><ul','<ul ', $Text);
1284
1285         call_hooks('bbcode',$Text);
1286
1287         return trim($Text);
1288 }
1289 ?>