include/bbcode.php

   1 <?php
   2 require_once("include/oembed.php");
   3 require_once('include/event.php');
   4
   5 function bb_rearrange_link($shared) {
   6         if ($shared[1] != "type-link")
   7                 return($shared[0]);
   8
   9         $newshare = trim($shared[2]);
  10         $newshare = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $newshare);
  11
  12         if (!strpos($shared[0], "[bookmark"))
  13                 $newshare = preg_replace("/\[url\=(.*?)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $newshare, 1);
  14
  15         preg_match("/\[img\](.*?)\[\/img\]/ism", $newshare, $matches);
  16
  17         if ($matches) {
  18                 $newshare = str_replace($matches[0], '', $newshare);
  19                 $newshare = "[img]".$matches[1]."[/img]\n".$newshare;
  20         }
  21
  22         $search = array("\n\n", "\n ", " \n");
  23         $replace = array("\n", "\n", "\n");
  24         do {
  25                 $oldtext = $newshare;
  26                 $newshare = str_replace($search, $replace, $newshare);
  27         } while ($oldtext != $newshare);
  28
  29         $newshare = "[class=type-link]".$newshare."[/class]";
  30
  31         return($newshare);
  32 }
  33
  34 function bb_remove_share_information($Text) {
  35         $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism","bb_cleanup_share",$Text);
  36         return($Text);
  37 }
  38
  39 function bb_cleanup_share($shared) {
  40         if ($shared[2] != "type-link")
  41                 return($shared[3]);
  42
  43         if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
  44                 return($shared[3]);
  45
  46         $title = "";
  47         $link = "";
  48
  49         if (isset($bookmark[2][0]))
  50                 $title = $bookmark[2][0];
  51
  52         if (isset($bookmark[1][0]))
  53                 $link = $bookmark[1][0];
  54
  55         if (strpos($shared[1],$title) !== false)
  56                 $title = "";
  57
  58         if (strpos($shared[1],$link) !== false)
  59                 $link = "";
  60
  61         $text = trim($shared[1]);
  62
  63         if (($text == "") AND ($title != "") AND ($link == ""))
  64                 $text .= "\n\n".trim($title);
  65
  66         if (($link != "") AND ($title != ""))
  67                 $text .= "\n[url=".trim($link)."]".trim($title)."[/url]";
  68         elseif (($link != ""))
  69                 $text .= "\n".trim($link);
  70
  71         return(trim($text));
  72 }
  73
  74
  75 function bb_cleanstyle($st) {
  76   return "<span style=\"".cleancss($st[1]).";\">".$st[2]."</span>";
  77 }
  78
  79 function bb_cleanclass($st) {
  80   return "<span class=\"".cleancss($st[1])."\">".$st[2]."</span>";
  81 }
  82
  83 function cleancss($input) {
  84
  85         $cleaned = "";
  86
  87         $input = strtolower($input);
  88
  89         for ($i = 0; $i < strlen($input); $i++) {
  90                 $char = substr($input, $i, 1);
  91
  92                 if (($char >= "a") and ($char <= "z"))
  93                         $cleaned .= $char;
  94
  95                 if (!(strpos(" #;:0123456789-_", $char) === false))
  96                         $cleaned .= $char;
  97         }
  98
  99         return($cleaned);
 100 }
 101
 102 function stripcode_br_cb($s) {
 103         return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
 104 }
 105
 106 function tryoembed($match){
 107         $url = ((count($match)==2)?$match[1]:$match[2]);
 108
 109         // Always embed the SSL version
 110         $url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
 111                                 array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
 112
 113         //logger("tryoembed: $url");
 114
 115         $o = oembed_fetch_url($url);
 116
 117         //echo "<pre>"; var_dump($match, $url, $o); killme();
 118
 119         if ($o->type=="error") return $match[0];
 120
 121         $html = oembed_format_object($o);
 122         return $html; //oembed_iframe($html,$o->width,$o->height);
 123
 124 }
 125
 126 // [noparse][i]italic[/i][/noparse] turns into
 127 // [noparse][ i ]italic[ /i ][/noparse],
 128 // to hide them from parser.
 129
 130 function bb_spacefy($st) {
 131   $whole_match = $st[0];
 132   $captured = $st[1];
 133   $spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
 134   $new_str = str_replace($captured, $spacefied, $whole_match);
 135   return $new_str;
 136 }
 137
 138 // The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
 139 // now turns back and the [noparse] tags are trimed
 140 // returning [i]italic[/i]
 141
 142 function bb_unspacefy_and_trim($st) {
 143   $whole_match = $st[0];
 144   $captured = $st[1];
 145   $unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
 146   return $unspacefied;
 147 }
 148
 149 function bb_find_open_close($s, $open, $close, $occurance = 1) {
 150
 151         if($occurance < 1)
 152                 $occurance = 1;
 153
 154         $start_pos = -1;
 155         for($i = 1; $i <= $occurance; $i++) {
 156                 if( $start_pos !== false)
 157                         $start_pos = strpos($s, $open, $start_pos + 1);
 158         }
 159
 160         if( $start_pos === false)
 161                 return false;
 162
 163         $end_pos = strpos($s, $close, $start_pos);
 164
 165         if( $end_pos === false)
 166                 return false;
 167
 168         $res = array( 'start' => $start_pos, 'end' => $end_pos );
 169
 170         return $res;
 171 }
 172
 173 function get_bb_tag_pos($s, $name, $occurance = 1) {
 174
 175         if($occurance < 1)
 176                 $occurance = 1;
 177
 178         $start_open = -1;
 179         for($i = 1; $i <= $occurance; $i++) {
 180                 if( $start_open !== false)
 181                         $start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
 182         }
 183
 184         if( $start_open === false)
 185                 return false;
 186
 187         $start_equal = strpos($s, '=', $start_open);
 188         $start_close = strpos($s, ']', $start_open);
 189
 190         if( $start_close === false)
 191                 return false;
 192
 193         $start_close++;
 194
 195         $end_open = strpos($s, '[/' . $name . ']', $start_close);
 196
 197         if( $end_open === false)
 198                 return false;
 199
 200         $res = array( 'start' => array('open' => $start_open, 'close' => $start_close),
 201                       'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) );
 202         if( $start_equal !== false)
 203                 $res['start']['equal'] = $start_equal + 1;
 204
 205         return $res;
 206 }
 207
 208 function bb_tag_preg_replace($pattern, $replace, $name, $s) {
 209
 210         $string = $s;
 211
 212         $occurance = 1;
 213         $pos = get_bb_tag_pos($string, $name, $occurance);
 214         while($pos !== false && $occurance < 1000) {
 215
 216                 $start = substr($string, 0, $pos['start']['open']);
 217                 $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
 218                 $end = substr($string, $pos['end']['close']);
 219                 if($end === false)
 220                         $end = '';
 221
 222                 $subject = preg_replace($pattern, $replace, $subject);
 223                 $string = $start . $subject . $end;
 224
 225                 $occurance++;
 226                 $pos = get_bb_tag_pos($string, $name, $occurance);
 227         }
 228
 229         return $string;
 230 }
 231
 232 if(! function_exists('bb_extract_images')) {
 233 function bb_extract_images($body) {
 234
 235         $saved_image = array();
 236         $orig_body = $body;
 237         $new_body = '';
 238
 239         $cnt = 0;
 240         $img_start = strpos($orig_body, '[img');
 241         $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
 242         $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
 243         while(($img_st_close !== false) && ($img_end !== false)) {
 244
 245                 $img_st_close++; // make it point to AFTER the closing bracket
 246                 $img_end += $img_start;
 247
 248                 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
 249                         // This is an embedded image
 250
 251                         $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
 252                         $new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
 253
 254                         $cnt++;
 255                 }
 256                 else
 257                         $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
 258
 259                 $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
 260
 261                 if($orig_body === false) // in case the body ends on a closing image tag
 262                         $orig_body = '';
 263
 264                 $img_start = strpos($orig_body, '[img');
 265                 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
 266                 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
 267         }
 268
 269         $new_body = $new_body . $orig_body;
 270
 271         return array('body' => $new_body, 'images' => $saved_image);
 272 }}
 273
 274 if(! function_exists('bb_replace_images')) {
 275 function bb_replace_images($body, $images) {
 276
 277         $newbody = $body;
 278
 279         $cnt = 0;
 280         foreach($images as $image) {
 281                 // We're depending on the property of 'foreach' (specified on the PHP website) that
 282                 // it loops over the array starting from the first element and going sequentially
 283                 // to the last element
 284                 $newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . $image .'" alt="' . t('Image/photo') . '" />', $newbody);
 285                 $cnt++;
 286         }
 287
 288         return $newbody;
 289 }}
 290
 291 function bb_ShareAttributes($match) {
 292
 293         $attributes = $match[1];
 294
 295         $author = "";
 296         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 297         if ($matches[1] != "")
 298                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 299
 300         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 301         if ($matches[1] != "")
 302                 $author = $matches[1];
 303
 304         $link = "";
 305         preg_match("/link='(.*?)'/ism", $attributes, $matches);
 306         if ($matches[1] != "")
 307                 $link = $matches[1];
 308
 309         preg_match('/link="(.*?)"/ism', $attributes, $matches);
 310         if ($matches[1] != "")
 311                 $link = $matches[1];
 312
 313         $avatar = "";
 314         preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
 315         if ($matches[1] != "")
 316                 $avatar = $matches[1];
 317
 318         preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
 319         if ($matches[1] != "")
 320                 $avatar = $matches[1];
 321
 322         $profile = "";
 323         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 324         if ($matches[1] != "")
 325                 $profile = $matches[1];
 326
 327         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 328         if ($matches[1] != "")
 329                 $profile = $matches[1];
 330
 331         $posted = "";
 332
 333         $itemcache = get_config("system","itemcache");
 334
 335         // relative dates only make sense when they aren't cached
 336         if ($itemcache == "") {
 337                 preg_match("/posted='(.*?)'/ism", $attributes, $matches);
 338                 if ($matches[1] != "")
 339                         $posted = $matches[1];
 340
 341                 preg_match('/posted="(.*?)"/ism', $attributes, $matches);
 342                 if ($matches[1] != "")
 343                         $posted = $matches[1];
 344
 345                 $reldate = (($posted) ? " " . relative_date($posted) : '');
 346         }
 347
 348         $headline = '<div class="shared_header">';
 349         //$headline = '<br /><div class="shared_header">';
 350
 351         if ($avatar != "")
 352                 $headline .= '<img src="'.$avatar.'" height="32" width="32" >';
 353
 354         $headline .= sprintf(t('<span><a href="%s" target="_blank">%s</a> wrote the following <a href="%s" target="_blank">post</a>'.$reldate.':</span>'), $profile, $author, $link);
 355
 356         $headline .= "</div>";
 357
 358         $text = $headline.'<blockquote class="shared_content">'.trim($match[2])."</blockquote>";
 359
 360         return($text);
 361 }
 362
 363 // Escpecially for Diaspora (there mustn't be links in the share information)
 364 function bb_ShareAttributesDiaspora($match) {
 365
 366         $attributes = $match[2];
 367
 368         $author = "";
 369         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 370         if ($matches[1] != "")
 371                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 372
 373         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 374         if ($matches[1] != "")
 375                 $author = $matches[1];
 376
 377         $profile = "";
 378         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 379         if ($matches[1] != "")
 380                 $profile = $matches[1];
 381
 382         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 383         if ($matches[1] != "")
 384                 $profile = $matches[1];
 385
 386         $posted = "";
 387 //      preg_match("/posted='(.*?)'/ism", $attributes, $matches);
 388 //      if ($matches[1] != "")
 389 //              $posted = " ".date("Y-m-d H:i", strtotime($matches[1]));
 390 //
 391 //      preg_match('/posted="(.*?)"/ism', $attributes, $matches);
 392 //      if ($matches[1] != "")
 393 //              $posted = " ".date("Y-m-d H:i", strtotime($matches[1]));
 394
 395         $userid = GetProfileUsername($profile,$author);
 396
 397         $headline = '<div class="shared_header">';
 398         $headline .= '<span><b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').$userid.':</b></span>';
 399         //$headline .= sprintf(t('<span><b>'.
 400         //              html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').
 401         //              '<a href="%s" target="_blank">%s</a>%s:</b></span>'), $profile, $userid, $posted);
 402         $headline .= "</div>";
 403
 404         $text = trim($match[1]);
 405
 406         if ($text != "")
 407                 $text .= "<hr />";
 408
 409         $text .= $headline.'<blockquote class="shared_content">'.trim($match[3])."</blockquote><br />";
 410         //$text .= $headline."<br />".trim($match[3])."<br />";
 411
 412         return($text);
 413 }
 414
 415 // Optimized for Libertree, Wordpress, Tumblr, ...
 416 function bb_ShareAttributesForExport($match) {
 417
 418         $attributes = $match[2];
 419
 420         $author = "";
 421         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 422         if ($matches[1] != "")
 423                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 424
 425         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 426         if ($matches[1] != "")
 427                 $author = $matches[1];
 428
 429         $profile = "";
 430         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 431         if ($matches[1] != "")
 432                 $profile = $matches[1];
 433
 434         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 435         if ($matches[1] != "")
 436                 $profile = $matches[1];
 437
 438         $link = "";
 439         preg_match("/link='(.*?)'/ism", $attributes, $matches);
 440         if ($matches[1] != "")
 441                 $link = $matches[1];
 442
 443         preg_match('/link="(.*?)"/ism', $attributes, $matches);
 444         if ($matches[1] != "")
 445                 $link = $matches[1];
 446
 447         if ($link == "")
 448                 $link = $profile;
 449
 450         $userid = GetProfileUsername($profile,$author);
 451
 452         $headline = '<div class="shared_header">';
 453         $headline .= sprintf(t('<span><b>'.
 454                         html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').
 455                         '<a href="%s" target="_blank">%s</a>%s:</b></span>'), $link, $userid, $posted);
 456         $headline .= "</div>";
 457
 458         $text = trim($match[1]);
 459
 460         if ($text != "")
 461                 $text .= "<hr />";
 462
 463         $text .= $headline.'<blockquote class="shared_content">'.trim($match[3])."</blockquote><br />";
 464
 465         return($text);
 466 }
 467
 468 // Still in use?
 469 function bb_ShareAttributesSimple($match) {
 470
 471         $attributes = $match[1];
 472
 473         $author = "";
 474         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 475         if ($matches[1] != "")
 476                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 477
 478         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 479         if ($matches[1] != "")
 480                 $author = $matches[1];
 481
 482         $profile = "";
 483         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 484         if ($matches[1] != "")
 485                 $profile = $matches[1];
 486
 487         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 488         if ($matches[1] != "")
 489                 $profile = $matches[1];
 490
 491         $userid = GetProfileUsername($profile,$author);
 492
 493         $text = "<br />".html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />»".$match[2]."«";
 494
 495         return($text);
 496 }
 497
 498 // Used for text exports (Twitter, Facebook, Google+)
 499 function bb_ShareAttributesSimple2($match) {
 500
 501         $attributes = $match[1];
 502
 503         $author = "";
 504         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 505         if ($matches[1] != "")
 506                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 507
 508         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 509         if ($matches[1] != "")
 510                 $author = $matches[1];
 511
 512         $profile = "";
 513         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 514         if ($matches[1] != "")
 515                 $profile = $matches[1];
 516
 517         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 518         if ($matches[1] != "")
 519                 $profile = $matches[1];
 520
 521         $userid = GetProfileUsername($profile,$author);
 522
 523         $text = "<br />".html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />".$match[2];
 524
 525         return($text);
 526 }
 527
 528 function GetProfileUsername($profile, $username) {
 529
 530         $twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1@twitter.com", $profile);
 531         if ($twitter != $profile)
 532                 return($username." (".$twitter.")");
 533
 534         $gplus = preg_replace("=https?://plus.google.com/(.*)=ism", "$1@plus.google.com", $profile);
 535         if ($gplus != $profile)
 536                 return($username." (".$gplus.")");
 537
 538         $friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2@$1", $profile);
 539         if ($friendica != $profile)
 540                 return($username." (".$friendica.")");
 541
 542         $diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
 543         if ($diaspora != $profile)
 544                 return($username." (".$diaspora.")");
 545
 546         $StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
 547         if ($StatusnetHost != $profile) {
 548                 $StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
 549                 if ($StatusnetUser != $profile) {
 550                         $UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
 551                         $user = json_decode($UserData);
 552                         if ($user)
 553                                 return($username." (".$user->screen_name."@".$StatusnetHost.")");
 554                 }
 555         }
 556
 557         // To-Do: Better check for pumpio
 558         $pumpio = preg_replace("=https?://([^/]*).*/(\w*)=ism", "$2@$1", $profile);
 559         if ($pumpio != $profile)
 560                 return($username." (".$pumpio.")");
 561
 562         return($username);
 563 }
 564
 565 function bb_RemovePictureLinks($match) {
 566         $text = Cache::get($match[1]);
 567
 568         if(is_null($text)){
 569                 $ch = @curl_init($match[1]);
 570                 @curl_setopt($ch, CURLOPT_NOBODY, true);
 571                 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 572                 @curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (compatible; Friendica)");
 573                 @curl_exec($ch);
 574                 $curl_info = @curl_getinfo($ch);
 575
 576                 if (substr($curl_info["content_type"], 0, 6) == "image/")
 577                         $text = "[url=".$match[1]."]".$match[1]."[/url]";
 578                 else {
 579                         $text = "[url=".$match[2]."]".$match[2]."[/url]";
 580
 581                         // if its not a picture then look if its a page that contains a picture link
 582                         require_once("include/network.php");
 583
 584                         $body = fetch_url($match[1]);
 585
 586                         $doc = new DOMDocument();
 587                         @$doc->loadHTML($body);
 588                         $xpath = new DomXPath($doc);
 589                         $list = $xpath->query("//meta[@name]");
 590                         foreach ($list as $node) {
 591                                 $attr = array();
 592
 593                                 if ($node->attributes->length)
 594                                         foreach ($node->attributes as $attribute)
 595                                                 $attr[$attribute->name] = $attribute->value;
 596
 597                                 if (strtolower($attr["name"]) == "twitter:image")
 598                                         $text = "[url=".$attr["content"]."]".$attr["content"]."[/url]";
 599                         }
 600                 }
 601                 Cache::set($match[1],$text);
 602         }
 603         return($text);
 604 }
 605
 606 function bb_CleanPictureLinksSub($match) {
 607         $text = Cache::get($match[1]);
 608
 609         if(is_null($text)){
 610                 $ch = @curl_init($match[1]);
 611                 @curl_setopt($ch, CURLOPT_NOBODY, true);
 612                 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 613                 @curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (compatible; Friendica)");
 614                 @curl_exec($ch);
 615                 $curl_info = @curl_getinfo($ch);
 616
 617                 // if its a link to a picture then embed this picture
 618                 if (substr($curl_info["content_type"], 0, 6) == "image/")
 619                         $text = "[img]".$match[1]."[/img]";
 620                 else {
 621                         $text = "[img]".$match[2]."[/img]";
 622
 623                         // if its not a picture then look if its a page that contains a picture link
 624                         require_once("include/network.php");
 625
 626                         $body = fetch_url($match[1]);
 627
 628                         $doc = new DOMDocument();
 629                         @$doc->loadHTML($body);
 630                         $xpath = new DomXPath($doc);
 631                         $list = $xpath->query("//meta[@name]");
 632                         foreach ($list as $node) {
 633                                 $attr = array();
 634
 635                                 if ($node->attributes->length)
 636                                         foreach ($node->attributes as $attribute)
 637                                                 $attr[$attribute->name] = $attribute->value;
 638
 639                                 if (strtolower($attr["name"]) == "twitter:image")
 640                                         $text = "[img]".$attr["content"]."[/img]";
 641                         }
 642                 }
 643                 Cache::set($match[1],$text);
 644         }
 645         return($text);
 646 }
 647
 648 function bb_CleanPictureLinks($text) {
 649         $text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_CleanPictureLinksSub', $text);
 650         return ($text);
 651 }
 652
 653         // BBcode 2 HTML was written by WAY2WEB.net
 654         // extended to work with Mistpark/Friendica - Mike Macgirvin
 655
 656 function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = false, $forplaintext = false) {
 657
 658         $stamp1 = microtime(true);
 659
 660         $a = get_app();
 661
 662         // Hide all [noparse] contained bbtags by spacefying them
 663         // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
 664
 665         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text);
 666         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text);
 667         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text);
 668
 669
 670         // Move all spaces out of the tags
 671         $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
 672         $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
 673
 674         // Extract the private images which use data urls since preg has issues with
 675         // large data sizes. Stash them away while we do bbcode conversion, and then put them back
 676         // in after we've done all the regex matching. We cannot use any preg functions to do this.
 677
 678         $extracted = bb_extract_images($Text);
 679         $Text = $extracted['body'];
 680         $saved_image = $extracted['images'];
 681
 682         // If we find any event code, turn it into an event.
 683         // After we're finished processing the bbcode we'll
 684         // replace all of the event code with a reformatted version.
 685
 686         $ev = bbtoevent($Text);
 687
 688
 689         // Replace any html brackets with HTML Entities to prevent executing HTML or script
 690         // Don't use strip_tags here because it breaks [url] search by replacing & with amp
 691
 692         $Text = str_replace("<", "&lt;", $Text);
 693         $Text = str_replace(">", "&gt;", $Text);
 694
 695         // remove some newlines before the general conversion
 696         $Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","[share$1]$2[/share]",$Text);
 697         $Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism","[quote$1]$2[/quote]",$Text);
 698
 699         $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text);
 700         $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text);
 701
 702         // Rearrange shared links
 703         if (get_config("system", "rearrange_shared_links") AND (!$simplehtml OR $tryoembed))
 704                 $Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism","bb_rearrange_link",$Text);
 705
 706         // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
 707         if (!$tryoembed)
 708                 $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","\n[share$1$2]$3[/share]",$Text);
 709
 710         // Convert new line chars to html <br /> tags
 711
 712         // nlbr seems to be hopelessly messed up
 713         //      $Text = nl2br($Text);
 714
 715         // We'll emulate it.
 716
 717         $Text = trim($Text);
 718         $Text = str_replace("\r\n","\n", $Text);
 719
 720         // removing multiplicated newlines
 721         if (get_config("system", "remove_multiplicated_lines")) {
 722                 $search = array("\n\n\n", "\n ", " \n", "[/quote]\n\n", "\n[/quote]", "[/li]\n", "\n[li]", "\n[ul]", "[/ul]\n");
 723                 $replace = array("\n\n", "\n", "\n", "[/quote]\n", "[/quote]", "[/li]", "[li]", "[ul]", "[/ul]");
 724                 do {
 725                         $oldtext = $Text;
 726                         $Text = str_replace($search, $replace, $Text);
 727                 } while ($oldtext != $Text);
 728         }
 729
 730         $Text = str_replace(array("\r","\n"), array('<br />','<br />'), $Text);
 731
 732         if($preserve_nl)
 733                 $Text = str_replace(array("\n","\r"), array('',''),$Text);
 734
 735
 736
 737         // Set up the parameters for a URL search string
 738         $URLSearchString = "^\[\]";
 739         // Set up the parameters for a MAIL search string
 740         $MAILSearchString = $URLSearchString;
 741
 742         // Bookmarks in red - will be converted to bookmarks in friendica
 743         $Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
 744         $Text = preg_replace("/#\^\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $Text);
 745
 746         if ($simplehtml == 5)
 747                 $Text = preg_replace("/[^#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url]$1[/url]', $Text);
 748
 749         // Perform URL Search
 750         if ($tryoembed)
 751                 $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\].*?\[\/bookmark\]/ism",'tryoembed',$Text);
 752
 753         if ($simplehtml == 5)
 754                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url]$1[/url]',$Text);
 755         else
 756                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);
 757
 758         // if the HTML is used to generate plain text, then don't do this search, but replace all URL of that kind to text
 759         if (!$forplaintext)
 760                 $Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
 761         else {
 762                 $Text = preg_replace("(\[url\]([$URLSearchString]*)\[\/url\])ism"," $1 ",$Text);
 763                 $Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_RemovePictureLinks', $Text);
 764         }
 765
 766         if ($tryoembed)
 767                 $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
 768
 769         $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$1</a>', $Text);
 770         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 771         //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 772
 773         // Red compatibility, though the link can't be authenticated on Friendica
 774         $Text = preg_replace("/\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 775
 776
 777         // we may need to restrict this further if it picks up too many strays
 778         // link acct:user@host to a webfinger profile redirector
 779
 780         $Text = preg_replace('/acct:(.*?)@(.*?)([ ,])/', '<a href="' . $a->get_baseurl() . '/acctlink?addr=' . "$1@$2"
 781                 . '" target="extlink" >acct:' . "$1@$2$3" . '</a>',$Text);
 782
 783         // Perform MAIL Search
 784         $Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
 785         $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
 786
 787         // Check for bold text
 788         $Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'<strong>$1</strong>',$Text);
 789
 790         // Check for Italics text
 791         $Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'<em>$1</em>',$Text);
 792
 793         // Check for Underline text
 794         $Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'<u>$1</u>',$Text);
 795
 796         // Check for strike-through text
 797         $Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'<strike>$1</strike>',$Text);
 798
 799         // Check for over-line text
 800         $Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'<span class="overline">$1</span>',$Text);
 801
 802         // Check for colored text
 803         $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","<span style=\"color: $1;\">$2</span>",$Text);
 804
 805         // Check for sized text
 806         // [size=50] --> font-size: 50px (with the unit).
 807         $Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1px;\">$2</span>",$Text);
 808         $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1;\">$2</span>",$Text);
 809
 810         // Check for centered text
 811         $Text = preg_replace("(\[center\](.*?)\[\/center\])ism","<div style=\"text-align:center;\">$1</div>",$Text);
 812
 813         // Check for list text
 814         $Text = str_replace("[*]", "<li>", $Text);
 815
 816         // Check for style sheet commands
 817         $Text = preg_replace_callback("(\[style=(.*?)\](.*?)\[\/style\])ism","bb_cleanstyle",$Text);
 818
 819         // Check for CSS classes
 820         $Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism","bb_cleanclass",$Text);
 821
 822         // handle nested lists
 823         $endlessloop = 0;
 824
 825         while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
 826                ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
 827                ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
 828                ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
 829                 $Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
 830                 $Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>' ,$Text);
 831                 $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
 832                 $Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism",'<ul class="listlowerroman" style="list-style-type: lower-roman;">$2</ul>' ,$Text);
 833                 $Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '<ul class="listupperroman" style="list-style-type: upper-roman;">$2</ul>' ,$Text);
 834                 $Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$2</ul>' ,$Text);
 835                 $Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$2</ul>' ,$Text);
 836                 $Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
 837                 $Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
 838                 $Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>' ,$Text);
 839         }
 840
 841         $Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>' ,$Text);
 842         $Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>' ,$Text);
 843         $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>' ,$Text);
 844         $Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>' ,$Text);
 845
 846         $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>' ,$Text);
 847         $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>' ,$Text);
 848
 849         $Text = str_replace('[hr]','<hr />', $Text);
 850
 851         // This is actually executed in prepare_body()
 852
 853         $Text = str_replace('[nosmile]','',$Text);
 854
 855         // Check for font change text
 856         $Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","<span style=\"font-family: $1;\">$2</span>",$Text);
 857
 858         // Declare the format for [code] layout
 859
 860 //      $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);
 861
 862         $CodeLayout = '<code>$1</code>';
 863         // Check for [code] text
 864         $Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);
 865
 866         // Declare the format for [spoiler] layout
 867         $SpoilerLayout = '<blockquote class="spoiler">$1</blockquote>';
 868
 869         // Check for [spoiler] text
 870         // handle nested quotes
 871         $endlessloop = 0;
 872         while ((strpos($Text, "[/spoiler]") !== false) and (strpos($Text, "[spoiler]") !== false) and (++$endlessloop < 20))
 873                 $Text = preg_replace("/\[spoiler\](.*?)\[\/spoiler\]/ism","$SpoilerLayout", $Text);
 874
 875         // Check for [spoiler=Author] text
 876
 877         $t_wrote = t('$1 wrote:');
 878
 879         // handle nested quotes
 880         $endlessloop = 0;
 881         while ((strpos($Text, "[/spoiler]")!== false)  and (strpos($Text, "[spoiler=") !== false) and (++$endlessloop < 20))
 882                 $Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
 883                                      "<br /><strong class=".'"spoiler"'.">" . $t_wrote . "</strong><blockquote class=".'"spoiler"'.">$2</blockquote>",
 884                                      $Text);
 885
 886         // Declare the format for [quote] layout
 887         $QuoteLayout = '<blockquote>$1</blockquote>';
 888
 889         // Check for [quote] text
 890         // handle nested quotes
 891         $endlessloop = 0;
 892         while ((strpos($Text, "[/quote]") !== false) and (strpos($Text, "[quote]") !== false) and (++$endlessloop < 20))
 893                 $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism","$QuoteLayout", $Text);
 894
 895         // Check for [quote=Author] text
 896
 897         $t_wrote = t('$1 wrote:');
 898
 899         // handle nested quotes
 900         $endlessloop = 0;
 901         while ((strpos($Text, "[/quote]")!== false)  and (strpos($Text, "[quote=") !== false) and (++$endlessloop < 20))
 902                 $Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
 903                                      "<br /><strong class=".'"author"'.">" . $t_wrote . "</strong><blockquote>$2</blockquote>",
 904                                      $Text);
 905
 906         // [img=widthxheight]image source[/img]
 907         //$Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="height: $2px; width: $1px;" >', $Text);
 908         $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="width: $1px;" >', $Text);
 909         $Text = preg_replace("/\[zmg\=([0-9]*)x([0-9]*)\](.*?)\[\/zmg\]/ism", '<img class="zrl" src="$3" style="width: $1px;" >', $Text);
 910
 911         // Images
 912         // [img]pathtoimage[/img]
 913         $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
 914         $Text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
 915
 916         // Shared content
 917         if (!$simplehtml)
 918                 $Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributes",$Text);
 919         elseif ($simplehtml == 1)
 920                 $Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesSimple",$Text);
 921         elseif (($simplehtml == 2) OR ($simplehtml == 5))
 922                 $Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesSimple2",$Text);
 923         elseif ($simplehtml == 3)
 924                 $Text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesDiaspora",$Text);
 925         elseif ($simplehtml == 4)
 926                 $Text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesForExport",$Text);
 927
 928         $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);
 929         $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 />', $Text);
 930         //$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 />', $Text);
 931
 932
 933         // Try to Oembed
 934         if ($tryoembed) {
 935                 $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);
 936                 $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);
 937
 938                 $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
 939                 $Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
 940         } else {
 941                 $Text = preg_replace("/\[video\](.*?)\[\/video\]/",
 942                                         '<a href="$1" target="_blank">$1</a>', $Text);
 943                 $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/",
 944                                         '<a href="$1" target="_blank">$1</a>', $Text);
 945         }
 946
 947         // html5 video and audio
 948
 949
 950         if ($tryoembed)
 951                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></iframe>', $Text);
 952         else
 953                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<a href="$1">$1</a>', $Text);
 954
 955         // Youtube extensions
 956         if ($tryoembed) {
 957                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
 958                 $Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
 959                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text);
 960         }
 961
 962         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
 963         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
 964         $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
 965
 966         if ($tryoembed)
 967                 $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);
 968         else
 969                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
 970                                         '<a href="https://www.youtube.com/watch?v=$1" target="_blank">https://www.youtube.com/watch?v=$1</a>', $Text);
 971
 972         if ($tryoembed) {
 973                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
 974                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
 975         }
 976
 977         $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
 978         $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
 979
 980         if ($tryoembed)
 981                 $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);
 982         else
 983                 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
 984                                         '<a href="https://vimeo.com/$1" target="_blank">https://vimeo.com/$1</a>', $Text);
 985
 986 //      $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);
 987
 988
 989         // oembed tag
 990         $Text = oembed_bbcode2html($Text);
 991
 992         // Avoid triple linefeeds through oembed
 993         $Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
 994
 995         // If we found an event earlier, strip out all the event code and replace with a reformatted version.
 996         // Replace the event-start section with the entire formatted event. The other bbcode is stripped.
 997         // Summary (e.g. title) is required, earlier revisions only required description (in addition to
 998         // start which is always required). Allow desc with a missing summary for compatibility.
 999
1000         if((x($ev,'desc') || x($ev,'summary')) && x($ev,'start')) {
1001                 $sub = format_event_html($ev);
1002
1003                 $Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism",'',$Text);
1004                 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",'',$Text);
1005                 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",$sub,$Text);
1006                 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
1007                 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
1008                 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
1009         }
1010
1011         // Unhide all [noparse] contained bbtags unspacefying them
1012         // and triming the [noparse] tag.
1013
1014         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim',$Text);
1015         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim',$Text);
1016         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim',$Text);
1017
1018
1019         $Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/','&$1;',$Text);
1020         $Text = preg_replace('/\&\#039\;/','\'',$Text);
1021         $Text = preg_replace('/\&quot\;/','"',$Text);
1022
1023         // fix any escaped ampersands that may have been converted into links
1024         $Text = preg_replace("/\<([^>]*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
1025         $Text = preg_replace("/\<([^>]*?)(src|href)=\"(?!http|ftp|mailto|cid)(.*?)\>/ism",'<$1$2="">',$Text);
1026
1027         if($saved_image)
1028                 $Text = bb_replace_images($Text, $saved_image);
1029
1030         // Clean up the HTML by loading and saving the HTML with the DOM
1031         // Only do it when it has to be done - for performance reasons
1032         // Update: Now it is done every time - since bad structured html can break a whole page
1033         //if (!$tryoembed) {
1034         //      $doc = new DOMDocument();
1035         //      $doc->preserveWhiteSpace = false;
1036
1037         //      $Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");
1038
1039         //      $doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
1040         //      @$doc->loadHTML($doctype."<html><body>".$Text."</body></html>");
1041
1042         //      $Text = $doc->saveHTML();
1043         //      $Text = str_replace(array("<html><body>", "</body></html>", $doctype), array("", "", ""), $Text);
1044
1045         //      $Text = str_replace('<br></li>','</li>', $Text);
1046
1047         //      $Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
1048         //}
1049
1050         // Clean up some useless linebreaks in lists
1051         //$Text = str_replace('<br /><ul','<ul ', $Text);
1052         //$Text = str_replace('</ul><br />','</ul>', $Text);
1053         //$Text = str_replace('</li><br />','</li>', $Text);
1054         //$Text = str_replace('<br /><li>','<li>', $Text);
1055         //      $Text = str_replace('<br /><ul','<ul ', $Text);
1056
1057         // Remove all hashtag addresses
1058         if (!$tryoembed AND get_config("system", "remove_hashtags_on_export")) {
1059                 $pattern = '/#<a.*?href="(.*?)".*?>(.*?)<\/a>/is';
1060                 $Text = preg_replace($pattern, '#$2', $Text);
1061         }
1062
1063         call_hooks('bbcode',$Text);
1064
1065         $a->save_timestamp($stamp1, "parser");
1066
1067         return $Text;
1068 }