include/bbcode.php

   1 <?php
   2
   3 require_once("include/oembed.php");
   4 require_once('include/event.php');
   5
   6
   7
   8 function stripcode_br_cb($s) {
   9         return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
  10 }
  11
  12 function tryoembed($match){
  13         $url = ((count($match)==2)?$match[1]:$match[2]);
  14 //      logger("tryoembed: $url");
  15
  16         $o = oembed_fetch_url($url);
  17
  18         //echo "<pre>"; var_dump($match, $url, $o); killme();
  19
  20         if ($o->type=="error") return $match[0];
  21
  22         $html = oembed_format_object($o);
  23         return $html; //oembed_iframe($html,$o->width,$o->height);
  24
  25 }
  26
  27 // [noparse][i]italic[/i][/noparse] turns into
  28 // [noparse][ i ]italic[ /i ][/noparse],
  29 // to hide them from parser.
  30
  31 function bb_spacefy($st) {
  32   $whole_match = $st[0];
  33   $captured = $st[1];
  34   $spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
  35   $new_str = str_replace($captured, $spacefied, $whole_match);
  36   return $new_str;
  37 }
  38
  39 // The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
  40 // now turns back and the [noparse] tags are trimed
  41 // returning [i]italic[/i]
  42
  43 function bb_unspacefy_and_trim($st) {
  44   $whole_match = $st[0];
  45   $captured = $st[1];
  46   $unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
  47   return $unspacefied;
  48 }
  49
  50 if(! function_exists('bb_extract_images')) {
  51 function bb_extract_images($body) {
  52
  53         $saved_image = array();
  54         $orig_body = $body;
  55         $new_body = '';
  56
  57         $cnt = 0;
  58         $img_start = strpos($orig_body, '[img');
  59         $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
  60         $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
  61         while(($img_st_close !== false) && ($img_end !== false)) {
  62
  63                 $img_st_close++; // make it point to AFTER the closing bracket
  64                 $img_end += $img_start;
  65
  66                 if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
  67                         // This is an embedded image
  68
  69                         $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
  70                         $new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
  71
  72                         $cnt++;
  73                 }
  74                 else
  75                         $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
  76
  77                 $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
  78
  79                 if($orig_body === false) // in case the body ends on a closing image tag
  80                         $orig_body = '';
  81
  82                 $img_start = strpos($orig_body, '[img');
  83                 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
  84                 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
  85         }
  86
  87         $new_body = $new_body . $orig_body;
  88
  89         return array('body' => $new_body, 'images' => $saved_image);
  90 }}
  91
  92 if(! function_exists('bb_replace_images')) {
  93 function bb_replace_images($body, $images) {
  94
  95         $newbody = $body;
  96
  97         $cnt = 0;
  98         foreach($images as $image) {
  99                 // We're depending on the property of 'foreach' (specified on the PHP website) that
 100                 // it loops over the array starting from the first element and going sequentially
 101                 // to the last element
 102                 $newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . $image .'" alt="' . t('Image/photo') . '" />', $newbody);
 103                 $cnt++;
 104         }
 105
 106         return $newbody;
 107 }}
 108
 109
 110
 111         // BBcode 2 HTML was written by WAY2WEB.net
 112         // extended to work with Mistpark/Friendica - Mike Macgirvin
 113
 114 function bbcode($Text,$preserve_nl = false, $tryoembed = true) {
 115
 116         $a = get_app();
 117
 118         // Move all spaces out of the tags
 119         $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
 120         $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
 121
 122         // Hide all [noparse] contained bbtags by spacefying them
 123         // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
 124
 125         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text);
 126         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text);
 127         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text);
 128
 129
 130         // Extract the private images which use data url's since preg has issues with
 131         // large data sizes. Stash them away while we do bbcode conversion, and then put them back
 132         // in after we've done all the regex matching. We cannot use any preg functions to do this.
 133
 134         $extracted = bb_extract_images($Text);
 135         $Text = $extracted['body'];
 136         $saved_image = $extracted['images'];
 137
 138         // If we find any event code, turn it into an event.
 139         // After we're finished processing the bbcode we'll
 140         // replace all of the event code with a reformatted version.
 141
 142         $ev = bbtoevent($Text);
 143
 144
 145         // Replace any html brackets with HTML Entities to prevent executing HTML or script
 146         // Don't use strip_tags here because it breaks [url] search by replacing & with amp
 147
 148         $Text = str_replace("<", "&lt;", $Text);
 149         $Text = str_replace(">", "&gt;", $Text);
 150
 151         // Convert new line chars to html <br /> tags
 152
 153         // nlbr seems to be hopelessly messed up
 154         //      $Text = nl2br($Text);
 155
 156         // We'll emulate it.
 157
 158         $Text = str_replace("\r\n","\n", $Text);
 159         $Text = str_replace(array("\r","\n"), array('<br />','<br />'), $Text);
 160
 161         if($preserve_nl)
 162                 $Text = str_replace(array("\n","\r"), array('',''),$Text);
 163
 164
 165
 166         // Set up the parameters for a URL search string
 167         $URLSearchString = "^\[\]";
 168         // Set up the parameters for a MAIL search string
 169         $MAILSearchString = $URLSearchString;
 170
 171
 172         // Perform URL Search
 173
 174         $Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="external-link">$2</a>', $Text);
 175
 176         if ($tryoembed)
 177                 $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\].*?\[\/bookmark\]/ism",'tryoembed',$Text);
 178
 179         $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);
 180
 181         if ($tryoembed)
 182                 $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
 183
 184         $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="external-link">$1</a>', $Text);
 185         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="external-link">$2</a>', $Text);
 186         //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
 187
 188         // we may need to restrict this further if it picks up too many strays
 189         // link acct:user@host to a webfinger profile redirector
 190
 191         $Text = preg_replace('/acct:(.*?)@(.*?)([ ,])/', '<a href="' . $a->get_baseurl() . '/acctlink?addr=' . "$1@$2"
 192                 . '" target="extlink" >acct:' . "$1@$2$3" . '</a>',$Text);
 193
 194         // Perform MAIL Search
 195         $Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
 196         $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
 197
 198         // Check for bold text
 199         $Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'<strong>$1</strong>',$Text);
 200
 201         // Check for Italics text
 202         $Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'<em>$1</em>',$Text);
 203
 204         // Check for Underline text
 205         $Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'<u>$1</u>',$Text);
 206
 207         // Check for strike-through text
 208         $Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'<strike>$1</strike>',$Text);
 209
 210         // Check for over-line text
 211         $Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'<span class="overline">$1</span>',$Text);
 212
 213         // Check for colored text
 214         $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","<span style=\"color: $1;\">$2</span>",$Text);
 215
 216         // Check for sized text
 217         // [size=50] --> font-size: 50px (with the unit).
 218         $Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1px;\">$2</span>",$Text);
 219         $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1;\">$2</span>",$Text);
 220
 221         // Check for centered text
 222         $Text = preg_replace("(\[center\](.*?)\[\/center\])ism","<div style=\"text-align:center;\">$1</div>",$Text);
 223
 224         // Check for list text
 225         $Text = str_replace("[*]", "<li>", $Text);
 226
 227         // Check for style sheet commands
 228         $Text = preg_replace("(\[style=(.*?)\](.*?)\[\/style\])ism","<span style=\"$1;\">$2</span>",$Text);
 229
 230         // Check for CSS classes
 231         $Text = preg_replace("(\[class=(.*?)\](.*?)\[\/class\])ism","<span class=\"$1\">$2</span>",$Text);
 232
 233         // handle nested lists
 234         $endlessloop = 0;
 235
 236         while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
 237                ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
 238                ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
 239                ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
 240                 $Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
 241                 $Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>' ,$Text);
 242                 $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
 243                 $Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism",'<ul class="listlowerroman" style="list-style-type: lower-roman;">$2</ul>' ,$Text);
 244                 $Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '<ul class="listupperroman" style="list-style-type: upper-roman;">$2</ul>' ,$Text);
 245                 $Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$2</ul>' ,$Text);
 246                 $Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$2</ul>' ,$Text);
 247                 $Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
 248                 $Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
 249                 $Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>' ,$Text);
 250         }
 251
 252         $Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>' ,$Text);
 253         $Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>' ,$Text);
 254         $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>' ,$Text);
 255         $Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>' ,$Text);
 256
 257         $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>' ,$Text);
 258         $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>' ,$Text);
 259
 260         $Text = str_replace('[hr]','<hr />', $Text);
 261
 262         // This is actually executed in prepare_body()
 263
 264         $Text = str_replace('[nosmile]','',$Text);
 265
 266         // Check for font change text
 267         $Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","<span style=\"font-family: $1;\">$2</span>",$Text);
 268
 269         // Declare the format for [code] layout
 270
 271 //      $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);
 272
 273         $CodeLayout = '<code>$1</code>';
 274         // Check for [code] text
 275         $Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);
 276
 277         // Declare the format for [spoiler] layout
 278         $SpoilerLayout = '<blockquote class="spoiler">$1</blockquote>';
 279
 280         // Check for [spoiler] text
 281         // handle nested quotes
 282         $endlessloop = 0;
 283         while ((strpos($Text, "[/spoiler]") !== false) and (strpos($Text, "[spoiler]") !== false) and (++$endlessloop < 20))
 284                 $Text = preg_replace("/\[spoiler\](.*?)\[\/spoiler\]/ism","$SpoilerLayout", $Text);
 285
 286         // Check for [spoiler=Author] text
 287
 288         $t_wrote = t('$1 wrote:');
 289
 290         // handle nested quotes
 291         $endlessloop = 0;
 292         while ((strpos($Text, "[/spoiler]")!== false)  and (strpos($Text, "[spoiler=") !== false) and (++$endlessloop < 20))
 293                 $Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
 294                                      "<br /><strong class=".'"spoiler"'.">" . $t_wrote . "</strong><blockquote class=".'"spoiler"'.">$2</blockquote>",
 295                                      $Text);
 296
 297         // Declare the format for [quote] layout
 298         $QuoteLayout = '<blockquote>$1</blockquote>';
 299
 300         // Check for [quote] text
 301         // handle nested quotes
 302         $endlessloop = 0;
 303         while ((strpos($Text, "[/quote]") !== false) and (strpos($Text, "[quote]") !== false) and (++$endlessloop < 20))
 304                 $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism","$QuoteLayout", $Text);
 305
 306         // Check for [quote=Author] text
 307
 308         $t_wrote = t('$1 wrote:');
 309
 310         // handle nested quotes
 311         $endlessloop = 0;
 312         while ((strpos($Text, "[/quote]")!== false)  and (strpos($Text, "[quote=") !== false) and (++$endlessloop < 20))
 313                 $Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
 314                                      "<br /><strong class=".'"author"'.">" . $t_wrote . "</strong><blockquote>$2</blockquote>",
 315                                      $Text);
 316
 317         // [img=widthxheight]image source[/img]
 318         //$Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="height: $2px; width: $1px;" >', $Text);
 319         $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="width: $1px;" >', $Text);
 320
 321         // Images
 322         // [img]pathtoimage[/img]
 323         $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
 324
 325
 326         // Try to Oembed
 327         if ($tryoembed) {
 328                 $Text = preg_replace("/\[video\](.*?\.(ogg|ogv|oga|ogm|webm|mp4))\[\/video\]/ism", '<video src="$1" controls="controls" width="425" height="350"><a href="$1">$1</a></video>', $Text);
 329                 $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);
 330
 331                 $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
 332                 $Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
 333         } else {
 334                 $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '$1', $Text);
 335                 $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '$1', $Text);
 336         }
 337
 338         // html5 video and audio
 339
 340
 341         if ($tryoembed)
 342                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="425" height="350"><a href="$1">$1</a></iframe>', $Text);
 343         else
 344                 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<a href="$1">$1</a>', $Text);
 345
 346         // Youtube extensions
 347         if ($tryoembed) {
 348                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
 349                 $Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
 350                 $Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text);
 351         }
 352
 353         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
 354         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
 355         $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
 356
 357         if ($tryoembed)
 358                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '<iframe width="425" height="350" src="http://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
 359         else
 360                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", "http://www.youtube.com/watch?v=$1", $Text);
 361
 362
 363         if ($tryoembed) {
 364                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
 365                 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
 366         }
 367
 368         $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
 369         $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
 370
 371         if ($tryoembed)
 372                 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '<iframe width="425" height="350" src="http://player.vimeo.com/video/$1" frameborder="0" ></iframe>', $Text);
 373         else
 374                 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", "http://vimeo.com/$1", $Text);
 375
 376 //      $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);
 377
 378
 379         // oembed tag
 380         $Text = oembed_bbcode2html($Text);
 381
 382         // Avoid triple linefeeds through oembed
 383         $Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
 384
 385         // If we found an event earlier, strip out all the event code and replace with a reformatted version.
 386         // Replace the event-start section with the entire formatted event. The other bbcode is stripped.
 387         // Summary (e.g. title) is required, earlier revisions only required description (in addition to
 388         // start which is always required). Allow desc with a missing summary for compatibility.
 389
 390         if((x($ev,'desc') || x($ev,'summary')) && x($ev,'start')) {
 391                 $sub = format_event_html($ev);
 392
 393                 $Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism",'',$Text);
 394                 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",'',$Text);
 395                 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",$sub,$Text);
 396                 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
 397                 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
 398                 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
 399         }
 400
 401         // Unhide all [noparse] contained bbtags unspacefying them
 402         // and triming the [noparse] tag.
 403
 404         $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim',$Text);
 405         $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim',$Text);
 406         $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim',$Text);
 407
 408
 409         $Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/','&$1;',$Text);
 410
 411         // fix any escaped ampersands that may have been converted into links
 412         $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
 413         $Text = preg_replace("/\<(.*?)(src|href)=\"[^hfm](.*?)\>/ism",'<$1$2="">',$Text);
 414
 415         if($saved_image)
 416                 $Text = bb_replace_images($Text, $saved_image);
 417
 418         // Clean up the HTML by loading and saving the HTML with the DOM
 419         // Only do it when it has to be done - for performance reasons
 420         if (!$tryoembed) {
 421                 $doc = new DOMDocument();
 422                 $doc->preserveWhiteSpace = false;
 423
 424                 $Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");
 425
 426                 $doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
 427                 @$doc->loadHTML($doctype."<html><body>".$Text."</body></html>");
 428
 429                 $Text = $doc->saveHTML();
 430                 $Text = str_replace(array("<html><body>", "</body></html>", $doctype), array("", "", ""), $Text);
 431
 432                 $Text = str_replace('<br></li>','</li>', $Text);
 433
 434                 $Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
 435         }
 436
 437         call_hooks('bbcode',$Text);
 438
 439         return $Text;
 440 }
 441