include/bbcode.php

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