X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fbb2diaspora.php;h=6f8f925149de0625eda5b638a790d28178df6eb9;hb=9a43c3689f1d2d5a08e4fcd50ee9a73e32a81157;hp=bdf278213cdd8f7c035c715433ee31a6e1b04be6;hpb=278433eac75639052686f70e98621466d6c44df3;p=friendica.git diff --git a/include/bb2diaspora.php b/include/bb2diaspora.php index bdf278213c..6f8f925149 100644 --- a/include/bb2diaspora.php +++ b/include/bb2diaspora.php @@ -6,22 +6,82 @@ 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); + + //
is invalid. Replace it with the valid expression + $s = str_replace("
","
",$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); + + $s = str_replace("\n",'
',$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('
', '', $s[1]) . '[/code]'; + return '[code]' . str_replace('
', "\n\t", $s[1]) . '[/code]'; } - // BBcode 2 HTML was written by WAY2WEB.net - // extended to work with Mistpark/Friendika - Mike Macgirvin +function diaspora_ul($s) { + // Replace "[\\*]" followed by any number (including zero) of + // spaces by "* " to match Diaspora's list format + return preg_replace("/\[\\\\\*\]( *)/", "* ", $s[1]); +} + + +function diaspora_ol($s) { + // A hack: Diaspora will create a properly-numbered ordered list even + // if you use '1.' for each element of the list, like: + // 1. First element + // 1. Second element + // 1. Third element + return preg_replace("/\[\\\\\*\]( *)/", "1. ", $s[1]); +} + function bb2diaspora($Text,$preserve_nl = false) { @@ -40,6 +100,11 @@ function bb2diaspora($Text,$preserve_nl = false) { if($preserve_nl) $Text = str_replace(array("\n","\r"), array('',''),$Text); + else + // Remove the "return" character, as Diaspora uses only the "newline" + // character, so having the "return" character can cause signature + // failures + $Text = str_replace("\r", "", $Text); // Set up the parameters for a URL search string $URLSearchString = "^\[\]"; @@ -50,13 +115,23 @@ 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", '[$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'), $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)', $Text); @@ -70,38 +145,45 @@ function bb2diaspora($Text,$preserve_nl = false) { // Check for bold text $Text = preg_replace("(\[b\](.*?)\[\/b\])is",'**$1**',$Text); - // Check for Italics text + // Check for italics text $Text = preg_replace("(\[i\](.*?)\[\/i\])is",'_$1_',$Text); - // Check for Underline text -// $Text = preg_replace("(\[u\](.*?)\[\/u\])is",'$1',$Text); + // Check for underline text + // Replace with italics since Diaspora doesn't have underline + $Text = preg_replace("(\[u\](.*?)\[\/u\])is",'_$1_',$Text); // Check for strike-through text -// $Text = preg_replace("(\[s\](.*?)\[\/s\])is",'$1',$Text); + $Text = preg_replace("(\[s\](.*?)\[\/s\])is",'**[strike]**$1**[/strike]**',$Text); // Check for over-line text // $Text = preg_replace("(\[o\](.*?)\[\/o\])is",'$1',$Text); // Check for colored text -// $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])is","$2",$Text); + // Remove color since Diaspora doesn't support it + $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])is","$2",$Text); // Check for sized text -// $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])is","$2",$Text); + // Remove it since Diaspora doesn't support sizes very well + $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])is","$2",$Text); // Check for list text -// $Text = preg_replace("/\[list\](.*?)\[\/list\]/is", '' ,$Text); -// $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/is", '' ,$Text); -// $Text = preg_replace("/\[list=i\](.*?)\[\/list\]/s",'' ,$Text); -// $Text = preg_replace("/\[list=I\](.*?)\[\/list\]/s", '' ,$Text); -// $Text = preg_replace("/\[list=a\](.*?)\[\/list\]/s", '' ,$Text); -// $Text = preg_replace("/\[list=A\](.*?)\[\/list\]/s", '' ,$Text); + $Text = preg_replace_callback("/\[list\](.*?)\[\/list\]/is", 'diaspora_ul', $Text); + $Text = preg_replace_callback("/\[ul\](.*?)\[\/ul\]/is", 'diaspora_ul', $Text); + $Text = preg_replace_callback("/\[list=1\](.*?)\[\/list\]/is", 'diaspora_ol', $Text); + $Text = preg_replace_callback("/\[list=i\](.*?)\[\/list\]/s",'diaspora_ol', $Text); + $Text = preg_replace_callback("/\[list=I\](.*?)\[\/list\]/s", 'diaspora_ol', $Text); + $Text = preg_replace_callback("/\[list=a\](.*?)\[\/list\]/s", 'diaspora_ol', $Text); + $Text = preg_replace_callback("/\[list=A\](.*?)\[\/list\]/s", 'diaspora_ol', $Text); + $Text = preg_replace_callback("/\[ol\](.*?)\[\/ol\]/is", 'diaspora_ol', $Text); // $Text = preg_replace("/\[li\](.*?)\[\/li\]/s", '
  • $1
    • ' ,$Text); -// $Text = preg_replace("/\[td\](.*?)\[\/td\]/s", '$1' ,$Text); -// $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/s", '$1' ,$Text); -// $Text = preg_replace("/\[table\](.*?)\[\/table\]/s", '$1
    ' ,$Text); + // Just get rid of table tags since Diaspora doesn't support tables + $Text = preg_replace("/\[th\](.*?)\[\/th\]/s", '$1' ,$Text); + $Text = preg_replace("/\[td\](.*?)\[\/td\]/s", '$1' ,$Text); + $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/s", '$1' ,$Text); + $Text = preg_replace("/\[table\](.*?)\[\/table\]/s", '$1' ,$Text); -// $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/s", '$1
    ' ,$Text); + $Text = preg_replace("/\[table border=(.*?)\](.*?)\[\/table\]/s", '$2' ,$Text); // $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/s", '$1
    ' ,$Text); @@ -110,48 +192,45 @@ function bb2diaspora($Text,$preserve_nl = false) { // Check for font change text // $Text = preg_replace("(\[font=(.*?)\](.*?)\[\/font\])","$2",$Text); - // Declare the format for [code] layout $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/is",'stripdcode_br_cb',$Text); -// $CodeLayout = '$1'; // Check for [code] text - $Text = preg_replace("/\[code\](.*?)\[\/code\]/is","```$1```", $Text); + $Text = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/is","\t$2\n", $Text); // Declare the format for [quote] layout -// $QuoteLayout = '
    $1
    '; + // $QuoteLayout = '
    $1
    '; // Check for [quote] text -// $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/is","$QuoteLayout", $Text); + $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/is",">$1\n\n", $Text); + $Text = preg_replace("/\[quote=(.*?)\](.*?)\[\/quote\]/is",">$2\n\n", $Text); // Images // html5 video and audio -// $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '', $Text); + $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '$1', $Text); -// $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '', $Text); + $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '$1', $Text); // $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/", '', $Text); // [img=widthxheight]image source[/img] // $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/", '', $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("/\[youtube\](.*?)\[\/youtube\]/", '', $Text); -// } -// $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '', $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); @@ -171,13 +250,22 @@ function bb2diaspora($Text,$preserve_nl = false) { $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); + + // Remove any leading or trailing whitespace, as this will mess up + // the Diaspora signature verification and cause the item to disappear + $Text = trim($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) { $a = get_app(); @@ -187,7 +275,7 @@ function format_event_diaspora($ev) { $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";