<?php
require_once("include/oembed.php");
-require_once('include/event.php');
+require_once("include/event.php");
+require_once("library/markdown.php");
+require_once("include/html2bbcode.php");
+require_once("include/bbcode.php");
+require_once("include/markdownify/markdownify.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.
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);
+ $s = str_replace(array("<br/>", "</p>", "<p>"),array("<br />", "<br />", "<br />"),$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
+ // Escaping the hash tags
$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);
+
+ // protect the recycle symbol from turning into a tag, but without unescaping angles and naked ampersands
+ $s = str_replace('♲',html_entity_decode('♲',ENT_QUOTES,'UTF-8'),$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);
+ $s = bb_tag_preg_replace("/\[url\=?(.*?)\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/url\]/ism",'[youtube]$2[/youtube]','url',$s);
+ $s = bb_tag_preg_replace("/\[url\=https?:\/\/www.youtube.com\/watch\?v\=(.*?)\].*?\[\/url\]/ism",'[youtube]$1[/youtube]','url',$s);
+ $s = bb_tag_preg_replace("/\[url\=?(.*?)\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/url\]/ism",'[vimeo]$2[/vimeo]','url',$s);
+ $s = bb_tag_preg_replace("/\[url\=https?:\/\/vimeo.com\/([0-9]+)\](.*?)\[\/url\]/ism",'[vimeo]$1[/vimeo]','url',$s);
// remove duplicate adjacent code tags
$s = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/ism","[code]$2[/code]", $s);
return $s;
}
+function bb2diaspora($Text,$preserve_nl = false, $fordiaspora = true) {
-function stripdcode_br_cb($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('`','\\`', $Text);
+ // Since Diaspora is creating a summary for links, this function removes them before posting
+ if ($fordiaspora)
+ $Text = bb_remove_share_information($Text);
- // Check for bold text
- $Text = preg_replace("(\[b\](.*?)\[\/b\])is",'**$1**',$Text);
+ /**
+ * Transform #tags, strip off the [url] and replace spaces with underscore
+ */
+ $Text = preg_replace_callback('/#\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', create_function('$match',
+ 'return \'#\'. str_replace(\' \', \'_\', $match[2]);'
+ ), $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);
+ // Converting images with size parameters to simple images. Markdown doesn't know it.
+ $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $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);
+ // Convert it to HTML - don't try oembed
+ if ($fordiaspora)
+ $Text = bbcode($Text, $preserve_nl, false, 3);
+ else {
+ $Text = bbcode($Text, $preserve_nl, false, 4);
+ // Libertree doesn't convert a harizontal rule if there isn't a linefeed
+ $Text = str_replace("<hr />", "\n<hr />", $Text);
+ }
+ // Now convert HTML to Markdown
+ $md = new Markdownify(false, false, false);
+ $Text = $md->parseString($Text);
- $Text = str_replace('[nosmile]','',$Text);
+ // The Markdownify converter converts underscores '_' in URLs to '\_', which
+ // messes up the URL. Manually fix these
+ $count = 1;
+ $pos = bb_find_open_close($Text, '[', ']', $count);
+ while($pos !== false) {
+ $start = substr($Text, 0, $pos['start']);
+ $subject = substr($Text, $pos['start'], $pos['end'] - $pos['start'] + 1);
+ $end = substr($Text, $pos['end'] + 1);
- // oembed tag
- // $Text = oembed_bbcode2html($Text);
+ $subject = str_replace('\_', '_', $subject);
+ $Text = $start . $subject . $end;
- // If we found an event earlier, strip out all the event code and replace with a reformatted version.
+ $count++;
+ $pos = bb_find_open_close($Text, '[', ']', $count);
+ }
- if(x($ev,'desc') && x($ev,'start')) {
+ // If the text going into bbcode() has a plain URL in it, i.e.
+ // with no [url] tags around it, it will come out of parseString()
+ // looking like: <http://url.com>, which gets removed by strip_tags().
+ // So take off the angle brackets of any such URL
+ $Text = preg_replace("/<http(.*?)>/is", "http$1", $Text);
- $sub = format_event_diaspora($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);
- }
+ // Remove all unconverted tags
+ $Text = strip_tags($Text);
- $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
+ // Remove any leading or trailing whitespace, as this will mess up
+ // the Diaspora signature verification and cause the item to disappear
+ $Text = trim($Text);
- $Text = preg_replace_callback('/\[(.*?)\]\((.*?)\)/ism','unescape_underscores_in_links',$Text);
-
call_hooks('bb2diaspora',$Text);
return $Text;
$o = 'Friendica event notification:' . "\n";
- $o .= '**' . bb2diaspora($ev['desc']) . '**' . "\n";
+ $o .= '**' . (($ev['summary']) ? bb2diaspora($ev['summary']) : bb2diaspora($ev['desc'])) . '**' . "\n";
$o .= t('Starts:') . ' ' . '['
. (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC',