include/bbcode.php

   1 <?php
   2 require_once("include/oembed.php");
   3 require_once('include/event.php');
   4 require_once('include/map.php');
   5 require_once('mod/proxy.php');
   6
   7 function bb_PictureCacheExt($matches) {
   8         if (strpos($matches[3], "data:image/") === 0)
   9                 return ($matches[0]);
  10
  11         $matches[3] = proxy_url($matches[3]);
  12         return "[img=".$matches[1]."x".$matches[2]."]".$matches[3]."[/img]";
  13 }
  14
  15 function bb_PictureCache($matches) {
  16         if (strpos($matches[1], "data:image/") === 0)
  17                 return ($matches[0]);
  18
  19         $matches[1] = proxy_url($matches[1]);
  20         return "[img]".$matches[1]."[/img]";
  21 }
  22
  23 function bb_map_coords($match) {
  24         // the extra space in the following line is intentional
  25         return str_replace($match[0],'<div class="map"  >' . generate_map(str_replace('/',' ',$match[1])) . '</div>', $match[0]);
  26 }
  27 function bb_map_location($match) {
  28         // the extra space in the following line is intentional
  29         return str_replace($match[0],'<div class="map"  >' . generate_named_map($match[1]) . '</div>', $match[0]);
  30 }
  31
  32 function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
  33         $Text = preg_replace_callback("/(.*?)\[attachment(.*?)\](.*?)\[\/attachment\]/ism",
  34                 function ($match) use ($simplehtml, $tryoembed){
  35
  36                         $attributes = $match[2];
  37
  38                         $type = "";
  39                         preg_match("/type='(.*?)'/ism", $attributes, $matches);
  40                         if ($matches[1] != "")
  41                                 $type = strtolower($matches[1]);
  42
  43                         preg_match('/type="(.*?)"/ism', $attributes, $matches);
  44                         if ($matches[1] != "")
  45                                 $type = strtolower($matches[1]);
  46
  47                         if ($type == "")
  48                                 return($match[0]);
  49
  50                         if (!in_array($type, array("link", "audio", "video")))
  51                                 return($match[0]);
  52
  53                         $url = "";
  54                         preg_match("/url='(.*?)'/ism", $attributes, $matches);
  55                         if ($matches[1] != "")
  56                                 $url = $matches[1];
  57
  58                         preg_match('/url="(.*?)"/ism', $attributes, $matches);
  59                         if ($matches[1] != "")
  60                                 $url = $matches[1];
  61
  62                         $title = "";
  63                         preg_match("/title='(.*?)'/ism", $attributes, $matches);
  64                         if ($matches[1] != "")
  65                                 $title = $matches[1];
  66
  67                         preg_match('/title="(.*?)"/ism', $attributes, $matches);
  68                         if ($matches[1] != "")
  69                                 $title = $matches[1];
  70
  71                         //$title = htmlentities($title, ENT_QUOTES, 'UTF-8', false);
  72                         $title = bbcode(html_entity_decode($title, ENT_QUOTES, 'UTF-8'), false, false, true);
  73                         $title = str_replace(array("[", "]"), array("&#91;", "&#93;"), $title);
  74
  75                         $image = "";
  76                         if ($type != "video") {
  77                                 preg_match("/image='(.*?)'/ism", $attributes, $matches);
  78                                 if ($matches[1] != "")
  79                                         $image = $matches[1];
  80
  81                                 preg_match('/image="(.*?)"/ism', $attributes, $matches);
  82                                 if ($matches[1] != "")
  83                                         $image = $matches[1];
  84                         }
  85
  86                         $preview = "";
  87                         if ($type != "video") {
  88                                 preg_match("/preview='(.*?)'/ism", $attributes, $matches);
  89                                 if ($matches[1] != "")
  90                                         $preview = $matches[1];
  91
  92                                 preg_match('/preview="(.*?)"/ism', $attributes, $matches);
  93                                 if ($matches[1] != "")
  94                                         $preview = $matches[1];
  95                         }
  96
  97                         if (((strpos($match[1], "[img=") !== false) OR (strpos($match[1], "[img]") !== false)) AND ($image != "")) {
  98                                 $preview = $image;
  99                                 $image = "";
 100                         }
 101
 102                         if ($simplehtml == 7) {
 103                                 $title2 = $title;
 104
 105                                 $test1 = trim(html_entity_decode($match[1],ENT_QUOTES,'UTF-8'));
 106                                 $test2 = trim(html_entity_decode($title,ENT_QUOTES,'UTF-8'));
 107
 108                                 // If the link description is similar to the text above then don't add the link description
 109                                 if (($title != "") AND ((strpos($test1,$test2) !== false) OR
 110                                         (similar_text($test1,$test2) / strlen($title)) > 0.9))
 111                                         $title2 = $url;
 112                                 $text = sprintf('<a href="%s" title="%s" class="attachment thumbnail" rel="nofollow external">%s</a><br />',
 113                                                 $url, $title, $title2);
 114                         } elseif (($simplehtml != 4) AND ($simplehtml != 0))
 115                                 $text = sprintf('<a href="%s" target="_blank">%s</a><br>', $url, $title);
 116                         else {
 117                                 $text = sprintf('<span class="type-%s">', $type);
 118
 119                                 $bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $url, $title), $url, $title);
 120                                 if ($tryoembed)
 121                                         $oembed = tryoembed($bookmark);
 122                                 else
 123                                         $oembed = $bookmark[0];
 124
 125                                 if (strstr(strtolower($oembed), "<iframe "))
 126                                         $text = $oembed;
 127                                 else {
 128                                         if (($image != "") AND !strstr(strtolower($oembed), "<img "))
 129                                                 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $url, proxy_url($image), $title);
 130                                         elseif (($preview != "") AND !strstr(strtolower($oembed), "<img "))
 131                                                 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $url, proxy_url($preview), $title);
 132
 133                                         $text .= $oembed;
 134
 135                                         $text .= sprintf('<blockquote>%s</blockquote></span>', trim($match[3]));
 136                                 }
 137                         }
 138
 139                         return($match[1].$text);
 140                 },$Text);
 141
 142         return($Text);
 143 }
 144
 145 function bb_rearrange_share($shared) {
 146         if (!in_array(strtolower($shared[2]), array("type-link", "type-audio", "type-video")))
 147                 return($shared[0]);
 148
 149         if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
 150                 return($shared[0]);
 151
 152         $type = substr(trim(strtolower($shared[2])), 5);
 153
 154         $title = "";
 155         $url = "";
 156         $preview = "";
 157         $description = "";
 158
 159         if (isset($bookmark[2][0]))
 160                 $title = $bookmark[2][0];
 161
 162         if (isset($bookmark[1][0]))
 163                 $url = $bookmark[1][0];
 164
 165         $cleanedshare = trim($shared[3]);
 166         $cleanedshare = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $cleanedshare);
 167         preg_match("/\[img\](.*?)\[\/img\]/ism", $cleanedshare, $matches);
 168
 169         if ($matches)
 170                 $preview = trim($matches[1]);
 171
 172         preg_match("/\[quote\](.*?)\[\/quote\]/ism", $cleanedshare, $matches);
 173         if ($matches)
 174                 $description = trim($matches[1]);
 175
 176         $url = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($url, ENT_QUOTES, 'UTF-8', false));
 177         $title = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($title, ENT_QUOTES, 'UTF-8', false));
 178         $preview = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($preview, ENT_QUOTES, 'UTF-8', false));
 179
 180         $Text = trim($shared[1])."\n[attachment type='".$type."'";
 181
 182         if ($url != "")
 183                 $Text .= " url='".$url."'";
 184         if ($title != "")
 185                 $Text .= " title='".$title."'";
 186         if ($preview != "") {
 187                 require_once("include/Photo.php");
 188                 $picturedata = get_photo_info($preview);
 189
 190                 if (count($picturedata) > 0) {
 191                         // if the preview picture is larger than 500 pixels then show it in a larger mode
 192                         // But only, if the picture isn't higher than large (To prevent huge posts)
 193                         if (($picturedata[0] >= 500) AND ($picturedata[0] >= $picturedata[1]))
 194                                 $Text .= " image='".$preview."'";
 195                         else
 196                                 $Text .= " preview='".$preview."'";
 197                 } else
 198                         $Text .= " preview='".$preview."'";
 199         }
 200         $Text .= "]".$description."[/attachment]";
 201
 202         return($Text);
 203 }
 204
 205 function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
 206         $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism",
 207                 function ($match) use ($plaintext, $nolink){
 208                         return(bb_cleanup_share($match, $plaintext, $nolink));
 209                 },$Text);
 210         return($Text);
 211 }
 212
 213 function bb_cleanup_share($shared, $plaintext, $nolink) {
 214         $shared[1] = trim($shared[1]);
 215
 216         if (!in_array($shared[2], array("type-link", "type-video")))
 217                 return($shared[0]);
 218
 219         if ($plaintext)
 220                 $shared[3] = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism","[bookmark=$1]$1[/bookmark]", $shared[3]);
 221
 222         if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
 223                 return($shared[0]);
 224
 225         if ($nolink)
 226                 return($shared[1]);
 227
 228         $title = "";
 229         $link = "";
 230
 231         if (isset($bookmark[2][0]))
 232                 $title = $bookmark[2][0];
 233
 234         if (isset($bookmark[1][0]))
 235                 $link = $bookmark[1][0];
 236
 237         if (($shared[1] != "") AND (strpos($title, $shared[1]) !== false))
 238                 $shared[1] = $title;
 239
 240         if (($title != "") AND ((strpos($shared[1],$title) !== false) OR
 241                 (similar_text($shared[1],$title) / strlen($title)) > 0.9))
 242                 $title = "";
 243
 244 //        if (strpos($shared[1],$link) !== false)
 245 //                $link = "";
 246
 247         $text = trim($shared[1]);
 248
 249         if (($text == "") AND ($title != "") AND ($link == ""))
 250                 $text .= "\n\n".trim($title);
 251
 252         // If the link already is included in the post, don't add it again
 253         if (($link != "") AND strpos($text, $link))
 254                 return(trim($text));
 255
 256         if (($link != "") AND ($title != ""))
 257                 $text .= "\n[url=".trim($link)."]".trim($title)."[/url]";
 258         elseif (($link != ""))
 259                 $text .= "\n".trim($link);
 260
 261         return(trim($text));
 262 }
 263
 264
 265 function bb_cleanstyle($st) {
 266   return "<span style=\"".cleancss($st[1]).";\">".$st[2]."</span>";
 267 }
 268
 269 function bb_cleanclass($st) {
 270   return "<span class=\"".cleancss($st[1])."\">".$st[2]."</span>";
 271 }
 272
 273 function cleancss($input) {
 274
 275         $cleaned = "";
 276
 277         $input = strtolower($input);
 278
 279         for ($i = 0; $i < strlen($input); $i++) {
 280                 $char = substr($input, $i, 1);
 281
 282                 if (($char >= "a") and ($char <= "z"))
 283                         $cleaned .= $char;
 284
 285                 if (!(strpos(" #;:0123456789-_", $char) === false))
 286                         $cleaned .= $char;
 287         }
 288
 289         return($cleaned);
 290 }
 291
 292 function stripcode_br_cb($s) {
 293         return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
 294 }
 295
 296 function bb_onelinecode_cb($match) {
 297         if (strpos($match[1],"<br>")===false){
 298                 return "<key>".$match[1]."</key>";
 299         }
 300         return "<code>".$match[1]."</code>";
 301 }
 302
 303 function tryoembed($match){
 304         $url = $match[1];
 305
 306         // Always embed the SSL version
 307         $url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
 308                                 array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
 309
 310
 311         $o = oembed_fetch_url($url);
 312
 313         if (isset($match[2]))
 314                 $o->title = $match[2];
 315
 316         if ($o->type=="error") return $match[0];
 317
 318         $html = oembed_format_object($o);
 319         return $html;
 320
 321 }
 322
 323 // [noparse][i]italic[/i][/noparse] turns into
 324 // [noparse][ i ]italic[ /i ][/noparse],
 325 // to hide them from parser.
 326
 327 function bb_spacefy($st) {
 328   $whole_match = $st[0];
 329   $captured = $st[1];
 330   $spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
 331   $new_str = str_replace($captured, $spacefied, $whole_match);
 332   return $new_str;
 333 }
 334
 335 // The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
 336 // now turns back and the [noparse] tags are trimed
 337 // returning [i]italic[/i]
 338
 339 function bb_unspacefy_and_trim($st) {
 340   $whole_match = $st[0];
 341   $captured = $st[1];
 342   $unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
 343   return $unspacefied;
 344 }
 345
 346 function bb_find_open_close($s, $open, $close, $occurance = 1) {
 347
 348         if($occurance < 1)
 349                 $occurance = 1;
 350
 351         $start_pos = -1;
 352         for($i = 1; $i <= $occurance; $i++) {
 353                 if( $start_pos !== false)
 354                         $start_pos = strpos($s, $open, $start_pos + 1);
 355         }
 356
 357         if( $start_pos === false)
 358                 return false;
 359
 360         $end_pos = strpos($s, $close, $start_pos);
 361
 362         if( $end_pos === false)
 363                 return false;
 364
 365         $res = array( 'start' => $start_pos, 'end' => $end_pos );
 366
 367         return $res;
 368 }
 369
 370 function get_bb_tag_pos($s, $name, $occurance = 1) {
 371
 372         if($occurance < 1)
 373                 $occurance = 1;
 374
 375         $start_open = -1;
 376         for($i = 1; $i <= $occurance; $i++) {
 377                 if( $start_open !== false)
 378                         $start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
 379         }
 380
 381         if( $start_open === false)
 382                 return false;
 383
 384         $start_equal = strpos($s, '=', $start_open);
 385         $start_close = strpos($s, ']', $start_open);
 386
 387         if( $start_close === false)
 388                 return false;
 389
 390         $start_close++;
 391
 392         $end_open = strpos($s, '[/' . $name . ']', $start_close);
 393
 394         if( $end_open === false)
 395                 return false;
 396
 397         $res = array( 'start' => array('open' => $start_open, 'close' => $start_close),
 398                       'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) );
 399         if( $start_equal !== false)
 400                 $res['start']['equal'] = $start_equal + 1;
 401
 402         return $res;
 403 }
 404
 405 function bb_tag_preg_replace($pattern, $replace, $name, $s) {
 406
 407         $string = $s;
 408
 409         $occurance = 1;
 410         $pos = get_bb_tag_pos($string, $name, $occurance);
 411         while($pos !== false && $occurance < 1000) {
 412
 413                 $start = substr($string, 0, $pos['start']['open']);
 414                 $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
 415                 $end = substr($string, $pos['end']['close']);
 416                 if($end === false)
 417                         $end = '';
 418
 419                 $subject = preg_replace($pattern, $replace, $subject);
 420                 $string = $start . $subject . $end;
 421
 422                 $occurance++;
 423                 $pos = get_bb_tag_pos($string, $name, $occurance);
 424         }
 425
 426         return $string;
 427 }
 428
 429 if(! function_exists('bb_extract_images')) {
 430 function bb_extract_images($body) {
 431
 432         $saved_image = array();
 433         $orig_body = $body;
 434         $new_body = '';
 435
 436         $cnt = 0;
 437         $img_start = strpos($orig_body, '[img');
 438         $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
 439         $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
 440         while(($img_st_close !== false) && ($img_end !== false)) {
 441
 442                 $img_st_close++; // make it point to AFTER the closing bracket
 443                 $img_end += $img_start;
 444
 445                 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
 446                         // This is an embedded image
 447
 448                         $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
 449                         $new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
 450
 451                         $cnt++;
 452                 }
 453                 else
 454                         $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
 455
 456                 $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
 457
 458                 if($orig_body === false) // in case the body ends on a closing image tag
 459                         $orig_body = '';
 460
 461                 $img_start = strpos($orig_body, '[img');
 462                 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
 463                 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
 464         }
 465
 466         $new_body = $new_body . $orig_body;
 467
 468         return array('body' => $new_body, 'images' => $saved_image);
 469 }}
 470
 471 if(! function_exists('bb_replace_images')) {
 472 function bb_replace_images($body, $images) {
 473
 474         $newbody = $body;
 475
 476         $cnt = 0;
 477         foreach($images as $image) {
 478                 // We're depending on the property of 'foreach' (specified on the PHP website) that
 479                 // it loops over the array starting from the first element and going sequentially
 480                 // to the last element
 481                 $newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . proxy_url($image) .'" alt="' . t('Image/photo') . '" />', $newbody);
 482                 $cnt++;
 483         }
 484
 485         return $newbody;
 486 }}
 487
 488 function bb_ShareAttributes($share, $simplehtml) {
 489         $attributes = $share[2];
 490
 491         $author = "";
 492         preg_match("/author='(.*?)'/ism", $attributes, $matches);
 493         if ($matches[1] != "")
 494                 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 495
 496         preg_match('/author="(.*?)"/ism', $attributes, $matches);
 497         if ($matches[1] != "")
 498                 $author = $matches[1];
 499
 500         $profile = "";
 501         preg_match("/profile='(.*?)'/ism", $attributes, $matches);
 502         if ($matches[1] != "")
 503                 $profile = $matches[1];
 504
 505         preg_match('/profile="(.*?)"/ism', $attributes, $matches);
 506         if ($matches[1] != "")
 507                 $profile = $matches[1];
 508
 509         $avatar = "";
 510         preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
 511         if ($matches[1] != "")
 512                 $avatar = $matches[1];
 513
 514         preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
 515         if ($matches[1] != "")
 516                 $avatar = $matches[1];
 517
 518         $link = "";
 519         preg_match("/link='(.*?)'/ism", $attributes, $matches);
 520         if ($matches[1] != "")
 521                 $link = $matches[1];
 522
 523         preg_match('/link="(.*?)"/ism', $attributes, $matches);
 524         if ($matches[1] != "")
 525                 $link = $matches[1];
 526
 527         $posted = "";
 528
 529         $itemcache = get_itemcachepath();
 530
 531         // relative dates only make sense when they aren't cached
 532         if ($itemcache == "") {
 533                 preg_match("/posted='(.*?)'/ism", $attributes, $matches);
 534                 if ($matches[1] != "")
 535                         $posted = $matches[1];
 536
 537                 preg_match('/posted="(.*?)"/ism', $attributes, $matches);
 538                 if ($matches[1] != "")
 539                         $posted = $matches[1];
 540
 541                 $reldate = (($posted) ? " " . relative_date($posted) : '');
 542         }
 543
 544         $userid = GetProfileUsername($profile,$author, false);
 545         $userid_compact = GetProfileUsername($profile,$author, true);
 546
 547         $preshare = trim($share[1]);
 548
 549         if ($preshare != "")
 550                 $preshare .= "<br /><br />";
 551
 552         switch ($simplehtml) {
 553                 case 1:
 554                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />»".$share[3]."«";
 555                         break;
 556                 case 2:
 557                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
 558                         break;
 559                 case 3: // Diaspora
 560                         $headline .= '<b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').$userid.':</b><br />';
 561
 562                         $text = trim($share[1]);
 563
 564                         if ($text != "")
 565                                 $text .= "<hr />";
 566
 567                         if (substr(normalise_link($link), 0, 19) != "http://twitter.com/") {
 568                                 $text .= $headline.'<blockquote>'.trim($share[3])."</blockquote><br />";
 569
 570                                 if ($link != "")
 571                                         $text .= '<br /><a href="'.$link.'">[l]</a>';
 572                         } else
 573                                 $text .= '<br /><a href="'.$link.'">'.$link.'</a>';
 574
 575                         break;
 576                 case 4:
 577                         $headline = '<div class="shared_header">';
 578                         $headline .= '<span><b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8');
 579                         $headline .= sprintf(t('<a href="%1$s" target="_blank">%2$s</a> %3$s'), $link, $userid, $posted);
 580                         $headline .= ":</b></span></div>";
 581
 582                         $text = trim($share[1]);
 583
 584                         if ($text != "")
 585                                 $text .= "<hr />";
 586
 587                         $text .= $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote><br />";
 588
 589                         break;
 590                 case 5:
 591                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
 592                         break;
 593                 case 6: // app.net
 594                         $text = $preshare."&gt;&gt; @".$userid_compact.": <br />".$share[3];
 595                         break;
 596                 case 7: // statusnet/GNU Social
 597                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8')." @".$userid_compact.": ".$share[3];
 598                         break;
 599                 case 8: // twitter
 600                         $text = $preshare."RT @".$userid_compact.": ".$share[3];
 601                         break;
 602                 case 9: // Google+/Facebook
 603                         $text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
 604
 605                         if ($link != "")
 606                                 $text .= "<br /><br />".$link;
 607                         break;
 608                 default:
 609                         $headline = trim($share[1]).'<div class="shared_header">';
 610                         if ($avatar != "")
 611                                 $headline .= '<img src="'.proxy_url($avatar, false, PROXY_SIZE_MICRO).'" height="32" width="32" >';
 612
 613                         $headline .= sprintf(t('<span><a href="%s" target="_blank">%s</a> wrote the following <a href="%s" target="_blank">post</a>'.$reldate.':</span>'), $profile, $author, $link);
 614                         $headline .= "</div>";
 615                         $text = $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote>";
 616                         break;
 617         }
 618         return($text);
 619 }
 620
 621 function GetProfileUsername($profile, $username, $compact = false, $getnetwork = false) {
 622
 623         $twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1@twitter.com", $profile);
 624         if ($twitter != $profile) {
 625                 if ($getnetwork)
 626                         return(NETWORK_TWITTER);
 627                 elseif ($compact)
 628                         return($twitter);
 629                 else
 630                         return($username." (".$twitter.")");
 631         }
 632
 633         $appnet = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1@alpha.app.net", $profile);
 634         if ($appnet != $profile) {
 635                 if ($getnetwork)
 636                         return(NETWORK_APPNET);
 637                 elseif ($compact)
 638                         return($appnet);
 639                 else
 640                         return($username." (".$appnet.")");
 641         }
 642
 643         $gplus = preg_replace("=https?://plus.google.com/(.*)=ism", "$1@plus.google.com", $profile);
 644         if ($gplus != $profile) {
 645                 if ($getnetwork)
 646                         return(NETWORK_GPLUS);
 647                 elseif ($compact)
 648                         return($gplususername." (".$username.")");
 649                 else
 650                         return($username." (".$gplus.")");
 651         }
 652
 653         $friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2@$1", $profile);
 654         if ($friendica != $profile) {
 655                 if ($getnetwork)
 656                         return(NETWORK_DFRN);
 657                 elseif ($compact)
 658                         return($friendica);
 659                 else
 660                         return($username." (".$friendica.")");
 661         }
 662
 663         $diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
 664         if ($diaspora != $profile) {
 665                 if ($getnetwork)
 666                         return(NETWORK_DIASPORA);
 667                 elseif ($compact)
 668                         return($diaspora);
 669                 else
 670                         return($username." (".$diaspora.")");
 671         }
 672
 673         $red = preg_replace("=https?://(.*)/channel/(.*)=ism", "$2@$1", $profile);
 674         if ($red != $profile) {
 675                 if ($getnetwork)
 676                         // red is identified as Diaspora - friendica can't connect directly to it
 677                         return(NETWORK_DIASPORA);
 678                 elseif ($compact)
 679                         return($red);
 680                 else
 681                         return($username." (".$red.")");
 682         }
 683
 684         $StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
 685         if ($StatusnetHost != $profile) {
 686                 $StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
 687                 if ($StatusnetUser != $profile) {
 688                         $UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
 689                         $user = json_decode($UserData);
 690                         if ($user) {
 691                                 if ($getnetwork)
 692                                         return(NETWORK_STATUSNET);
 693                                 elseif ($compact)
 694                                         return($user->screen_name."@".$StatusnetHost);
 695                                 else
 696                                         return($username." (".$user->screen_name."@".$StatusnetHost.")");
 697                         }
 698                 }
 699         }
 700
 701         // pumpio (http://host.name/user)
 702         $rest = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$3", $profile);
 703         if ($rest == "") {
 704                 $pumpio = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$2@$1", $profile);
 705                 if ($pumpio != $profile) {
 706                         if ($getnetwork)
 707                                 return(NETWORK_PUMPIO);
 708                         elseif ($compact)
 709                                 return($pumpio);
 710                         else
 711                                 return($username." (".$pumpio.")");
 712                 }
 713         }
 714
 715         return($username);
 716 }
 717
 718 function bb_DiasporaLinks($match) {
 719         $a = get_app();
 720
 721         return "[url=".$a->get_baseurl()."/display/".$match[1]."]".$match[2]."[/url]";
 722 }
 723
 724 function bb_RemovePictureLinks($match) {
 725         $text = Cache::get($match[1]);
 726
 727         if(is_null($text)){
 728                 $a = get_app();
 729
 730                 $stamp1 = microtime(true);
 731
 732                 $ch = @curl_init($match[1]);
 733                 @curl_setopt($ch, CURLOPT_NOBODY, true);
 734                 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 735                 @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
 736                 @curl_exec($ch);
 737                 $curl_info = @curl_getinfo($ch);
 738
 739                 $a->save_timestamp($stamp1, "network");
 740
 741                 if (substr($curl_info["content_type"], 0, 6) == "image/")
 742                         $text = "[url=".$match[1]."]".$match[1]."[/url]";
 743                 else {
 744                         $text = "[url=".$match[2]."]".$match[2]."[/url]";
 745
 746                         // if its not a picture then look if its a page that contains a picture link
 747                         require_once("include/network.php");
 748
 749                         $body = fetch_url($match[1]);
 750
 751                         $doc = new DOMDocument();
 752                         @$doc->loadHTML($body);
 753                         $xpath = new DomXPath($doc);
 754                         $list = $xpath->query("//meta[@name]");
 755                         foreach ($list as $node) {
 756                                 $attr = array();
 757
 758                                 if ($node->attributes->length)
 759                                         foreach ($node->attributes as $attribute)
 760                                                 $attr[$attribute->name] = $attribute->value;
 761
 762                                 if (strtolower($attr["name"]) == "twitter:image")
 763                                         $text = "[url=".$attr["content"]."]".$attr["content"]."[/url]";
 764                         }
 765                 }
 766                 Cache::set($match[1],$text);
 767         }
 768         return($text);
 769 }
 770
 771 function bb_expand_links($match) {
 772         if (($match[3] == "") OR ($match[2] == $match[3]) OR stristr($match[2], $match[3]))
 773                 return ($match[1]."[url]".$match[2]."[/url]");
 774         else
 775                 return ($match[1].$match[3]." [url]".$match[2]."[/url]");
 776 }
 777
 778 function bb_CleanPictureLinksSub($match) {
 779         $text = Cache::get($match[1]);
 780
 781         if(is_null($text)){
 782                 $a = get_app();
 783
 784                 $stamp1 = microtime(true);
 785
 786                 $ch = @curl_init($match[1]);
 787                 @curl_setopt($ch, CURLOPT_NOBODY, true);
 788                 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 789                 @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
 790                 @curl_exec($ch);
 791                 $curl_info = @curl_getinfo($ch);
 792
 793                 $a->save_timestamp($stamp1, "network");
 794
 795                 // if its a link to a picture then embed this picture
 796                 if (substr($curl_info["content_type"], 0, 6) == "image/")
 797                         $text = "[img]".$match[1]."[/img]";
 798                 else {
 799                         $text = "[img]".$match[2]."[/img]";
 800
 801                         // if its not a picture then look if its a page that contains a picture link
 802                         require_once("include/network.php");
 803
 804                         $body = fetch_url($match[1]);
 805
 806                         $doc = new DOMDocument();
 807                         @$doc->loadHTML($body);
 808                         $xpath = new DomXPath($doc);
 809                         $list = $xpath->query("//meta[@name]");
 810                         foreach ($list as $node) {
 811                                 $attr = array();
 812
 813                                 if ($node->attributes->length)
 814                                         foreach ($node->attributes as $attribute)
 815                                                 $attr[$attribute->name] = $attribute->value;
 816
 817                                 if (strtolower($attr["name"]) == "twitter:image")
 818                                         $text = "[img]".$attr["content"]."[/img]";
 819                         }
 820                 }
 821                 Cache::set($match[1],$text);
 822         }
 823         return($text);
 824 }
 825
 826 function bb_CleanPictureLinks($text) {
 827         $text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_CleanPictureLinksSub', $text);
 828         return ($text);
 829 }
 830
 831         // BBcode 2 HTML was written by WAY2WEB.net
 832         // extended to work with Mistpark/Friendica - Mike Macgirvin
 833
 834 function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = false, $forplaintext = false) {
 835
 836         $a = get_app();
 837
 838         // Hide all [noparse] contained bbtags by spacefying them
 839         // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
 840
 841         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text);
 842         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text);
 843         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text);
 844
 845
 846         // Move all spaces out of the tags
 847         $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
 848         $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
 849
 850         // Extract the private images which use data urls since preg has issues with
 851         // large data sizes. Stash them away while we do bbcode conversion, and then put them back
 852         // in after we've done all the regex matching. We cannot use any preg functions to do this.
 853
 854         $extracted = bb_extract_images($Text);
 855         $Text = $extracted['body'];
 856         $saved_image = $extracted['images'];
 857
 858         // If we find any event code, turn it into an event.
 859         // After we're finished processing the bbcode we'll
 860         // replace all of the event code with a reformatted version.
 861
 862         $ev = bbtoevent($Text);
 863
 864         // Replace any html brackets with HTML Entities to prevent executing HTML or script
 865         // Don't use strip_tags here because it breaks [url] search by replacing & with amp
 866
 867         $Text = str_replace("<", "&lt;", $Text);
 868         $Text = str_replace(">", "&gt;", $Text);
 869
 870         // remove some newlines before the general conversion
 871         $Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","[share$1]$2[/share]",$Text);
 872         $Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism","[quote$1]$2[/quote]",$Text);
 873
 874         $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text);
 875         $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text);
 876
 877         // Rearrange shares to attachments
 878         $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism", "bb_rearrange_share",$Text);
 879
 880         // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
 881         if (!$tryoembed)
 882                 $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","\n[share$1$2]$3[/share]",$Text);
 883
 884         // Convert new line chars to html <br /> tags
 885
 886         // nlbr seems to be hopelessly messed up
 887         //      $Text = nl2br($Text);
 888
 889         // We'll emulate it.
 890
 891         $Text = trim($Text);
 892         $Text = str_replace("\r\n","\n", $Text);
 893
 894         // removing multiplicated newlines
 895         if (get_config("system", "remove_multiplicated_lines")) {
 896                 $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",
 897                                 "\n[h1]", "[/h1]\n", "\n[h2]", "[/h2]\n", "\n[h3]", "[/h3]\n", "\n[h4]", "[/h4]\n", "\n[h5]", "[/h5]\n", "\n[h6]", "[/h6]\n");
 898                 $replace = array("\n\n", "\n", "\n", "[/quote]\n", "[/quote]", "[/li]", "[li]", "[ul]", "[/ul]", "\n[share ", "[/attachment]",
 899                                 "[h1]", "[/h1]", "[h2]", "[/h2]", "[h3]", "[/h3]", "[h4]", "[/h4]", "[h5]", "[/h5]", "[h6]", "[/h6]");
 900                 do {
 901                         $oldtext = $Text;
 902                         $Text = str_replace($search, $replace, $Text);
 903                 } while ($oldtext != $Text);
 904         }
 905
 906         // Handle attached links or videos
 907         $Text = bb_attachment($Text, $simplehtml, $tryoembed);
 908
 909         $Text = str_replace(array("\r","\n"), array('<br />','<br />'), $Text);
 910
 911         if($preserve_nl)
 912                 $Text = str_replace(array("\n","\r"), array('',''),$Text);
 913
 914         // Set up the parameters for a URL search string
 915         $URLSearchString = "^\[\]";
 916         // Set up the parameters for a MAIL search string
 917         $MAILSearchString = $URLSearchString;
 918
 919         // Remove all hashtag addresses
 920         if ((!$tryoembed OR $simplehtml) AND !in_array($simplehtml, array(3, 7)))
 921                 $Text = preg_replace("/([#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $Text);
 922         elseif ($simplehtml == 3)
 923                 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
 924                         '$1<a href="$2">$3</a>',
 925                         $Text);
 926         elseif ($simplehtml == 7)
 927                 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
 928                         '$1<span class="vcard"><a href="$2" class="url" title="$3"><span class="fn nickname mention">$3</span></a></span>',
 929                         $Text);
 930
 931
 932         // Bookmarks in red - will be converted to bookmarks in friendica
 933         $Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
 934         $Text = preg_replace("/#\^\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $Text);
 935         $Text = preg_replace("/#\[url\=[$URLSearchString]*\]\^\[\/url\]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/i",
 936                                 "[bookmark=$1]$2[/bookmark]", $Text);
 937
 938         if (in_array($simplehtml, array(2, 6, 7, 8, 9))) {
 939                 $Text = preg_replace_callback("/([^#@])\[url\=([^\]]*)\](.*?)\[\/url\]/ism","bb_expand_links",$Text);
 940                 //$Text = preg_replace("/[^#@]\[url\=([^\]]*)\](.*?)\[\/url\]/ism",' $2 [url]$1[/url]',$Text);
 941                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",' $2 [url]$1[/url]',$Text);
 942         }
 943
 944         if ($simplehtml == 5)
 945                 $Text = preg_replace("/[^#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url]$1[/url]', $Text);
 946
 947         // Perform URL Search
 948         if ($tryoembed)
 949                 $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'tryoembed',$Text);
 950
 951         if ($simplehtml == 5)
 952                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url]$1[/url]',$Text);
 953         else
 954                 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);
 955
 956         // Handle Diaspora posts
 957         $Text = preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi", 'bb_DiasporaLinks', $Text);
 958
 959         // if the HTML is used to generate plain text, then don't do this search, but replace all URL of that kind to text
 960 //      if ($simplehtml != 7) {
 961                 if (!$forplaintext)
 962                         $Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
 963                 else {
 964                         $Text = preg_replace("(\[url\]([$URLSearchString]*)\[\/url\])ism"," $1 ",$Text);
 965                         $Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_RemovePictureLinks', $Text);
 966                 }
 967 //      }
 968
 969         if ($tryoembed)
 970                 $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
 971
 972         $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$1</a>', $Text);
 973         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 974         //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 975
 976         // Red compatibility, though the link can't be authenticated on Friendica
 977         $Text = preg_replace("/\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 978
 979
 980         // we may need to restrict this further if it picks up too many strays
 981         // link acct:user@host to a webfinger profile redirector
 982
 983         $Text = preg_replace('/acct:(.*?)@(.*?)([ ,])/', '<a href="' . $a->get_baseurl() . '/acctlink?addr=' . "$1@$2"
 984                 . '" target="extlink" >acct:' . "$1@$2$3" . '</a>',$Text);
 985
 986         // Perform MAIL Search
 987         $Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
 988         $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
 989
 990         // leave open the posibility of [map=something]
 991         // this is replaced in prepare_body() which has knowledge of the item location
 992
 993         if (strpos($Text,'[/map]') !== false) {
 994                 $Text = preg_replace_callback("/\[map\](.*?)\[\/map\]/ism", 'bb_map_location', $Text);
 995         }
 996         if (strpos($Text,'[map=') !== false) {
 997                 $Text = preg_replace_callback("/\[map=(.*?)\]/ism", 'bb_map_coords', $Text);
 998         }
 999         if (strpos($Text,'[map]') !== false) {
1000                 $Text = preg_replace("/\[map\]/", '<div class="map"></div>', $Text);
1001         }
1002
1003         // Check for headers
1004         $Text = preg_replace("(\[h1\](.*?)\[\/h1\])ism",'<h1>$1</h1>',$Text);
1005         $Text = preg_replace("(\[h2\](.*?)\[\/h2\])ism",'<h2>$1</h2>',$Text);
1006         $Text = preg_replace("(\[h3\](.*?)\[\/h3\])ism",'<h3>$1</h3>',$Text);
1007         $Text = preg_replace("(\[h4\](.*?)\[\/h4\])ism",'<h4>$1</h4>',$Text);
1008         $Text = preg_replace("(\[h5\](.*?)\[\/h5\])ism",'<h5>$1</h5>',$Text);
1009         $Text = preg_replace("(\[h6\](.*?)\[\/h6\])ism",'<h6>$1</h6>',$Text);
1010
1011         // Check for bold text
1012         $Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'<strong>$1</strong>',$Text);
1013
1014         // Check for Italics text
1015         $Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'<em>$1</em>',$Text);
1016
1017         // Check for Underline text
1018         $Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'<u>$1</u>',$Text);
1019
1020         // Check for strike-through text
1021         $Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'<strike>$1</strike>',$Text);
1022
1023         // Check for over-line text
1024         $Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'<span class="overline">$1</span>',$Text);
1025
1026         // Check for colored text
1027         $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","<span style=\"color: $1;\">$2</span>",$Text);
1028
1029         // Check for sized text
1030         // [size=50] --> font-size: 50px (with the unit).
1031         $Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1px; line-height: initial;\">$2</span>",$Text);
1032         $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1; line-height: initial;\">$2</span>",$Text);
1033
1034         // Check for centered text
1035         $Text = preg_replace("(\[center\](.*?)\[\/center\])ism","<div style=\"text-align:center;\">$1</div>",$Text);
1036
1037         // Check for list text
1038         $Text = str_replace("[*]", "<li>", $Text);
1039
1040         // Check for style sheet commands
1041         $Text = preg_replace_callback("(\[style=(.*?)\](.*?)\[\/style\])ism","bb_cleanstyle",$Text);
1042
1043         // Check for CSS classes
1044         $Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism","bb_cleanclass",$Text);
1045
1046         // handle nested lists
1047         $endlessloop = 0;
1048
1049         while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
1050                ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
1051                ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
1052                ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
1053                 $Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
1054                 $Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>' ,$Text);
1055                 $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
1056                 $Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism",'<ul class="listlowerroman" style="list-style-type: lower-roman;">$2</ul>' ,$Text);
1057                 $Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '<ul class="listupperroman" style="list-style-type: upper-roman;">$2</ul>' ,$Text);
1058                 $Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$2</ul>' ,$Text);
1059                 $Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$2</ul>' ,$Text);
1060                 $Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
1061                 $Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
1062                 $Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>' ,$Text);
1063         }
1064
1065         $Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>' ,$Text);
1066         $Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>' ,$Text);
1067         $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>' ,$Text);
1068         $Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>' ,$Text);
1069
1070         $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>' ,$Text);
1071         $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>' ,$Text);
1072
1073         $Text = str_replace('[hr]','<hr />', $Text);
1074
1075         // This is actually executed in prepare_body()
1076
1077         $Text = str_replace('[nosmile]','',$Text);
1078
1079         // Check for font change text
1080         $Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","<span style=\"font-family: $1;\">$2</span>",$Text);
1081
1082         // Declare the format for [code] layout
1083
1084 //      $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);
1085
1086         $CodeLayout = '<code>$1</code>';
1087         // Check for [code] text
1088         $Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);
1089
1090         // Declare the format for [spoiler] layout
1091         $SpoilerLayout = '<blockquote class="spoiler">$1</blockquote>';
1092
1093         // Check for [spoiler] text
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","$SpoilerLayout", $Text);
1098
1099         // Check for [spoiler=Author] text
1100
1101         $t_wrote = t('$1 wrote:');
1102
1103         // handle nested quotes
1104         $endlessloop = 0;
1105         while ((strpos($Text, "[/spoiler]")!== false)  and (strpos($Text, "[spoiler=") !== false) and (++$endlessloop < 20))
1106                 $Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
1107                                      "<br /><strong class=".'"spoiler"'.">" . $t_wrote . "</strong><blockquote class=".'"spoiler"'.">$2</blockquote>",
1108                                      $Text);
1109
1110         // Declare the format for [quote] layout
1111         $QuoteLayout = '<blockquote>$1</blockquote>';
1112
1113         // Check for [quote] text
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","$QuoteLayout", $Text);
1118
1119         // Check for [quote=Author] text
1120
1121         $t_wrote = t('$1 wrote:');
1122
1123         // handle nested quotes
1124         $endlessloop = 0;
1125         while ((strpos($Text, "[/quote]")!== false)  and (strpos($Text, "[quote=") !== false) and (++$endlessloop < 20))
1126                 $Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
1127                                      "<br /><strong class=".'"author"'.">" . $t_wrote . "</strong><blockquote>$2</blockquote>",
1128                                      $Text);
1129
1130
1131         // [img=widthxheight]image source[/img]
1132         $Text = preg_replace_callback("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", 'bb_PictureCacheExt', $Text);
1133
1134         $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="width: $1px;" >', $Text);
1135         $Text = preg_replace("/\[zmg\=([0-9]*)x([0-9]*)\](.*?)\[\/zmg\]/ism", '<img class="zrl" src="$3" style="width: $1px;" >', $Text);
1136
1137         // Images
1138         // [img]pathtoimage[/img]
1139         $Text = preg_replace_callback("/\[img\](.*?)\[\/img\]/ism", 'bb_PictureCache', $Text);
1140
1141         $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
1142         $Text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
1143
1144         // Shared content
1145         $Text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism",
1146                 function ($match) use ($simplehtml){
1147                         return(bb_ShareAttributes($match, $simplehtml));
1148                 },$Text);
1149
1150         $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);
1151         $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 />', $Text);
1152         //$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 />', $Text);
1153
1154
1155         // Try to Oembed
1156         if ($tryoembed) {
1157                 $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);
1158                 $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);
1159
1160                 $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
1161                 $Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
1162         } else {
1163                 $Text = preg_replace("/\[video\](.*?)\[\/video\]/",
1164                                         '<a href="$1" target="_blank">$1</a>', $Text);
1165                 $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/",
1166                                         '<a href="$1" target="_blank">$1</a>', $Text);
1167         }
1168
1169         // html5 video and audio
1170
1171
1172         if ($tryoembed)
1173                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></iframe>', $Text);
1174         else
1175                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<a href="$1">$1</a>', $Text);
1176
1177         // Youtube extensions
1178         if ($tryoembed) {
1179                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1180                 $Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1181                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text);
1182         }
1183
1184         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
1185         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
1186         $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
1187
1188         if ($tryoembed)
1189                 $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);
1190         else
1191                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
1192                                         '<a href="https://www.youtube.com/watch?v=$1" target="_blank">https://www.youtube.com/watch?v=$1</a>', $Text);
1193
1194         if ($tryoembed) {
1195                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
1196                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
1197         }
1198
1199         $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
1200         $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
1201
1202         if ($tryoembed)
1203                 $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);
1204         else
1205                 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
1206                                         '<a href="https://vimeo.com/$1" target="_blank">https://vimeo.com/$1</a>', $Text);
1207
1208 //      $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);
1209
1210         // oembed tag
1211         $Text = oembed_bbcode2html($Text);
1212
1213         // Avoid triple linefeeds through oembed
1214         $Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
1215
1216         // If we found an event earlier, strip out all the event code and replace with a reformatted version.
1217         // Replace the event-start section with the entire formatted event. The other bbcode is stripped.
1218         // Summary (e.g. title) is required, earlier revisions only required description (in addition to
1219         // start which is always required). Allow desc with a missing summary for compatibility.
1220
1221         if((x($ev,'desc') || x($ev,'summary')) && x($ev,'start')) {
1222                 $sub = format_event_html($ev, $simplehtml);
1223
1224                 $Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism",'',$Text);
1225                 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",'',$Text);
1226                 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",$sub,$Text);
1227                 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
1228                 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
1229                 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
1230         }
1231
1232
1233         //replace oneliner <code> with <key>
1234         $Text = preg_replace_callback("|(?!<br[^>]*>)<code>([^<]*)</code>(?!<br[^>]*>)|ism", 'bb_onelinecode_cb', $Text);
1235
1236         // Unhide all [noparse] contained bbtags unspacefying them
1237         // and triming the [noparse] tag.
1238
1239         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim',$Text);
1240         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim',$Text);
1241         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim',$Text);
1242
1243
1244         $Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/','&$1;',$Text);
1245         $Text = preg_replace('/\&\#039\;/','\'',$Text);
1246         $Text = preg_replace('/\&quot\;/','"',$Text);
1247
1248         // fix any escaped ampersands that may have been converted into links
1249         $Text = preg_replace("/\<([^>]*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
1250         $Text = preg_replace("/\<([^>]*?)(src|href)=\"(?!http|ftp|mailto|gopher|cid)(.*?)\>/ism",'<$1$2="">',$Text);
1251
1252         if($saved_image)
1253                 $Text = bb_replace_images($Text, $saved_image);
1254
1255         // Clean up the HTML by loading and saving the HTML with the DOM.
1256         // Bad structured html can break a whole page.
1257         // For performance reasons do it only with ativated item cache or at export.
1258         if (!$tryoembed OR (get_itemcachepath() != "")) {
1259                 $doc = new DOMDocument();
1260                 $doc->preserveWhiteSpace = false;
1261
1262                 $Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");
1263
1264                 $doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
1265                 $encoding = '<?xml encoding="UTF-8">';
1266                 @$doc->loadHTML($encoding.$doctype."<html><body>".$Text."</body></html>");
1267                 $doc->encoding = 'UTF-8';
1268                 $Text = $doc->saveHTML();
1269                 $Text = str_replace(array("<html><body>", "</body></html>", $doctype, $encoding), array("", "", "", ""), $Text);
1270
1271                 $Text = str_replace('<br></li>','</li>', $Text);
1272
1273                 //$Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
1274         }
1275
1276         // Clean up some useless linebreaks in lists
1277         //$Text = str_replace('<br /><ul','<ul ', $Text);
1278         //$Text = str_replace('</ul><br />','</ul>', $Text);
1279         //$Text = str_replace('</li><br />','</li>', $Text);
1280         //$Text = str_replace('<br /><li>','<li>', $Text);
1281         //      $Text = str_replace('<br /><ul','<ul ', $Text);
1282
1283         call_hooks('bbcode',$Text);
1284
1285         return trim($Text);
1286 }
1287 ?>