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);
- $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);
- $s = preg_replace("/([^\]\=]|^)(https?\:\/\/)(vimeo|youtu|www\.youtube|soundcloud)([a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url]$2$3$4[/url]',$s);
- $s = scale_diaspora_images($s);
- return $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);
-function scale_diaspora_images($s,$include_link = true) {
-
- $matches = null;
- $c = preg_match_all('/\[img\](.*?)\[\/img\]/ism',$s,$matches,PREG_SET_ORDER);
- if($c) {
- require_once('include/Photo.php');
- foreach($matches as $mtch) {
- logger('scale_diaspora_image: ' . $mtch[1]);
- $i = fetch_url($mtch[1]);
- if($i) {
- $ph = new Photo($i);
- if($ph->is_valid()) {
- if($ph->getWidth() > 600 || $ph->getHeight() > 600) {
- $ph->scaleImage(600);
- $new_width = $ph->getWidth();
- $new_height = $ph->getHeight();
- logger('scale_diaspora_image: ' . $new_width . 'w ' . $new_height . 'h' . 'match: ' . $mtch[0], LOGGER_DEBUG);
- $s = str_replace($mtch[0],'[img=' . $new_width . 'x' . $new_height. ']' . $mtch[1] . '[/img]'
- . "\n" . (($include_link)
- ? '[url=' . $mtch[1] . ']' . t('view full size') . '[/url]' . "\n"
- : ''),$s);
- logger('scale_diaspora_image: new string: ' . $s, LOGGER_DEBUG);
- }
- }
- }
- }
- }
return $s;
}
+
function stripdcode_br_cb($s) {
return '[code]' . str_replace('<br />', "\n\t", $s[1]) . '[/code]';
}
- // BBcode 2 HTML was written by WAY2WEB.net
- // extended to work with Mistpark/Friendika - Mike Macgirvin
function bb2diaspora($Text,$preserve_nl = false) {
// [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", '[#$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'), $Text);
+ $Text = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/", '![' . t('image/photo') . '](' . '$2' . ')', $Text);
// Perform MAIL Search
$Text = preg_replace("(\[mail\]([$MAILSearchString]*)\[/mail\])", '[$1](mailto:$1)', $Text);
// html5 video and audio
-// $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '<video src="$1" controls="controls" width="425" height="350"><a href="$1">$1</a></video>', $Text);
+ $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '$1', $Text);
-// $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $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);
-// if (get_pconfig(local_user(), 'oembed', 'use_for_youtube' )==1){
-// // use oembed for youtube links
-// $Text = preg_replace("/\[youtube\]/",'[embed]',$Text);
-// $Text = preg_replace("/\[\/youtube\]/",'[/embed]',$Text);
-// } else {
-// // Youtube extensions
- // $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text);
- // $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text);
-// $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<iframe width="425" height="349" src="http://www.youtube.com/embed/$1" frameborder="0" allowfullscreen></iframe>', $Text);
-// }
-// $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);
+ $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);
$Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
- $Text = preg_replace('/\[(.*?)\]\((.*?)\\\\_(.*?)\)/ism','[$1]($2_$3)',$Text);
+ $Text = preg_replace_callback('/\[(.*?)\]\((.*?)\)/ism','unescape_underscores_in_links',$Text);
call_hooks('bb2diaspora',$Text);
return $Text;
}
+function unescape_underscores_in_links($m) {
+ $y = str_replace('\\_','_', $m[2]);
+ return('[' . $m[1] . '](' . $y . ')');
+}
+
function format_event_diaspora($ev) {
$a = get_app();
$bd_format = t('l F d, Y \@ g:i A') ; // Friday January 18, 2011 @ 8 AM
- $o = 'Friendika event notification:' . "\n";
+ $o = 'Friendica event notification:' . "\n";
$o .= '**' . bb2diaspora($ev['desc']) . '**' . "\n";