include/bbcode.php

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