include/bbcode.php

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