include/bbcode.php

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