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