<?php require_once("include/oembed.php"); require_once('include/event.php'); require_once('library/markdown.php'); require_once('include/html2bbcode.php'); // we don't want to support a bbcode specific markdown interpreter // and the markdown library we have is pretty good, but provides HTML output. // So we'll use that to convert to HTML, then convert the HTML back to bbcode, // and then clean up a few Diaspora specific constructs. function diaspora2bb($s) { // for testing purposes: Collect raw markdown articles // $file = tempnam("/tmp/friendica/", "markdown"); // file_put_contents($file, $s); $s = html_entity_decode($s,ENT_COMPAT,'UTF-8'); // Too many new lines. So deactivated the following line // $s = str_replace("\r","\n",$s); // Simply remove cr. $s = str_replace("\r","",$s); // <br/> is invalid. Replace it with the valid expression $s = str_replace("<br/>","<br />",$s); $s = preg_replace('/\@\{(.+?)\; (.+?)\@(.+?)\}/','@[url=https://$3/u/$2]$1[/url]',$s); // Escaping the hash tags - doesn't always seem to work // $s = preg_replace('/\#([^\s\#])/','\\#$1',$s); // This seems to work $s = preg_replace('/\#([^\s\#])/','#$1',$s); $s = Markdown($s); $s = str_replace('#','#',$s); $s = str_replace("\n",'<br />',$s); $s = html2bbcode($s); // $s = str_replace('*','*',$s); // Convert everything that looks like a link to a link $s = preg_replace("/([^\]\=]|^)(https?\:\/\/)([a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2$3]$2$3[/url]',$s); //$s = preg_replace("/([^\]\=]|^)(https?\:\/\/)(vimeo|youtu|www\.youtube|soundcloud)([a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2$3$4]$2$3$4[/url]',$s); $s = preg_replace("/\[url\=?(.*?)\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/url\]/ism",'[youtube]$2[/youtube]',$s); $s = preg_replace("/\[url\=https?:\/\/www.youtube.com\/watch\?v\=(.*?)\].*?\[\/url\]/ism",'[youtube]$1[/youtube]',$s); $s = preg_replace("/\[url\=?(.*?)\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/url\]/ism",'[vimeo]$2[/vimeo]',$s); $s = preg_replace("/\[url\=https?:\/\/vimeo.com\/([0-9]+)\](.*?)\[\/url\]/ism",'[vimeo]$1[/vimeo]',$s); // remove duplicate adjacent code tags $s = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/ism","[code]$2[/code]", $s); // Don't show link to full picture (until it is fixed) $s = scale_external_images($s, false); return $s; } function stripdcode_br_cb($s) { return '[code]' . str_replace('<br />', "\n\t", $s[1]) . '[/code]'; } function bb2diaspora($Text,$preserve_nl = false) { $ev = bbtoevent($Text); // Replace any html brackets with HTML Entities to prevent executing HTML or script // Don't use strip_tags here because it breaks [url] search by replacing & with amp $Text = str_replace("<", "<", $Text); $Text = str_replace(">", ">", $Text); // If we find any event code, turn it into an event. // After we're finished processing the bbcode we'll // replace all of the event code with a reformatted version. if($preserve_nl) $Text = str_replace(array("\n","\r"), array('',''),$Text); // Set up the parameters for a URL search string $URLSearchString = "^\[\]"; // Set up the parameters for a MAIL search string $MAILSearchString = $URLSearchString; // Perform URL Search // [img]pathtoimage[/img] // the following was added on 10-January-2012 due to an inability of Diaspora's // new javascript markdown processor to handle links with images as the link "text" // It is not optimal and may be removed if this ability is restored in the future $Text = preg_replace("/\[url\=([$URLSearchString]*)\]\[img\](.*?)\[\/img\]\[\/url\]/ism", '![' . t('image/photo') . '](' . '$2' . ')' . "\n" . '[' . t('link') . '](' . '$1' . ')', $Text); $Text = preg_replace("/\[bookmark\]([$URLSearchString]*)\[\/bookmark\]/ism", '[$1]($1)', $Text); $Text = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", '[$2]($1)', $Text); $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '[$1]($1)', $Text); $Text = preg_replace("/\#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[#$2]($1)', $Text); $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[$2]($1)', $Text); $Text = preg_replace("/\[img\](.*?)\[\/img\]/", '![' . t('image/photo') . '](' . '$1' . ')', $Text); $Text = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/", '![' . t('image/photo') . '](' . '$2' . ')', $Text); // Perform MAIL Search $Text = preg_replace("(\[mail\]([$MAILSearchString]*)\[/mail\])", '[$1](mailto:$1)', $Text); $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '[$2](mailto:$1)', $Text); $Text = str_replace('*', '\\*', $Text); $Text = str_replace('_', '\\_', $Text); $Text = str_replace('`','\\`', $Text); // Check for bold text $Text = preg_replace("(\[b\](.*?)\[\/b\])is",'**$1**',$Text); // Check for Italics text $Text = preg_replace("(\[i\](.*?)\[\/i\])is",'_$1_',$Text); // Check for Underline text // $Text = preg_replace("(\[u\](.*?)\[\/u\])is",'<u>$1</u>',$Text); // Check for strike-through text // $Text = preg_replace("(\[s\](.*?)\[\/s\])is",'<strike>$1</strike>',$Text); // Check for over-line text // $Text = preg_replace("(\[o\](.*?)\[\/o\])is",'<span class="overline">$1</span>',$Text); // Check for colored text // $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])is","<span style=\"color: $1;\">$2</span>",$Text); // Check for sized text // $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])is","<span style=\"font-size: $1;\">$2</span>",$Text); // Check for list text // $Text = preg_replace("/\[list\](.*?)\[\/list\]/is", '<ul class="listbullet">$1</ul>' ,$Text); // $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/is", '<ul class="listdecimal">$1</ul>' ,$Text); // $Text = preg_replace("/\[list=i\](.*?)\[\/list\]/s",'<ul class="listlowerroman">$1</ul>' ,$Text); // $Text = preg_replace("/\[list=I\](.*?)\[\/list\]/s", '<ul class="listupperroman">$1</ul>' ,$Text); // $Text = preg_replace("/\[list=a\](.*?)\[\/list\]/s", '<ul class="listloweralpha">$1</ul>' ,$Text); // $Text = preg_replace("/\[list=A\](.*?)\[\/list\]/s", '<ul class="listupperalpha">$1</ul>' ,$Text); // $Text = preg_replace("/\[li\](.*?)\[\/li\]/s", '<li>$1</li>' ,$Text); // $Text = preg_replace("/\[td\](.*?)\[\/td\]/s", '<td>$1</td>' ,$Text); // $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/s", '<tr>$1</tr>' ,$Text); // $Text = preg_replace("/\[table\](.*?)\[\/table\]/s", '<table>$1</table>' ,$Text); // $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/s", '<table border="1" >$1</table>' ,$Text); // $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/s", '<table border="0" >$1</table>' ,$Text); // $Text = str_replace("[*]", "<li>", $Text); // Check for font change text // $Text = preg_replace("(\[font=(.*?)\](.*?)\[\/font\])","<span style=\"font-family: $1;\">$2</span>",$Text); $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/is",'stripdcode_br_cb',$Text); // Check for [code] text $Text = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/is","\t$2\n", $Text); // Declare the format for [quote] layout // $QuoteLayout = '<blockquote>$1</blockquote>'; // Check for [quote] text $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/is",">$1\n\n", $Text); // Images // html5 video and audio $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '$1', $Text); $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '$1', $Text); // $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/", '<iframe src="$1" width="425" height="350"><a href="$1">$1</a></iframe>', $Text); // [img=widthxheight]image source[/img] // $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/", '<img src="$3" style="height:{$2}px; width:{$1}px;" >', $Text); $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'http://www.youtube.com/watch?v=$1',$Text); $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'http://www.youtube.com/watch?v=$1',$Text); $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'http://www.youtube.com/watch?v=$1',$Text); $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", 'http://www.youtube.com/watch?v=$1', $Text); $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'http://vimeo.com/$1',$Text); $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'http://vimeo.com/$1',$Text); $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", 'http://vimeo.com/$1',$Text); $Text = str_replace('[nosmile]','',$Text); // oembed tag // $Text = oembed_bbcode2html($Text); // If we found an event earlier, strip out all the event code and replace with a reformatted version. if(x($ev,'desc') && x($ev,'start')) { $sub = format_event_diaspora($ev); $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/is",$sub,$Text); $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/is",'',$Text); $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/is",'',$Text); $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/is",'',$Text); $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",'',$Text); } $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text); $Text = preg_replace('/\[(.*?)\]\((.*?)\\\\_(.*?)\)/ism','[$1]($2_$3)',$Text); call_hooks('bb2diaspora',$Text); return $Text; } function format_event_diaspora($ev) { $a = get_app(); if(! ((is_array($ev)) && count($ev))) return ''; $bd_format = t('l F d, Y \@ g:i A') ; // Friday January 18, 2011 @ 8 AM $o = 'Friendica event notification:' . "\n"; $o .= '**' . bb2diaspora($ev['desc']) . '**' . "\n"; $o .= t('Starts:') . ' ' . '[' . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC', $ev['start'] , $bd_format )) : day_translate(datetime_convert('UTC', 'UTC', $ev['start'] , $bd_format))) . '](' . $a->get_baseurl() . '/localtime/?f=&time=' . urlencode(datetime_convert('UTC','UTC',$ev['start'])) . ")\n"; if(! $ev['nofinish']) $o .= t('Finishes:') . ' ' . '[' . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC', $ev['finish'] , $bd_format )) : day_translate(datetime_convert('UTC', 'UTC', $ev['finish'] , $bd_format ))) . '](' . $a->get_baseurl() . '/localtime/?f=&time=' . urlencode(datetime_convert('UTC','UTC',$ev['finish'])) . ")\n"; if(strlen($ev['location'])) $o .= t('Location:') . bb2diaspora($ev['location']) . "\n"; $o .= "\n"; return $o; }