X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fbb2diaspora.php;h=b95dee8f3b4b67541c9052b1cdba9cbcea83ec05;hb=06a6b22c97d533c2c76885999e89ea4dea33782b;hp=70d4bec9afd7f6371f56c4ad8efe4f957e3dc43b;hpb=808b886a3e18b07c63171c4833334e2cf77ddf71;p=friendica.git diff --git a/include/bb2diaspora.php b/include/bb2diaspora.php old mode 100755 new mode 100644 index 70d4bec9af..b95dee8f3b --- a/include/bb2diaspora.php +++ b/include/bb2diaspora.php @@ -1,10 +1,71 @@ array('open' => $start_open, 'close' => $start_close), + 'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) ); + if( $start_equal !== false) + $res['start']['equal'] = $start_equal + 1; + + return $res; +} + +function bb_tag_preg_replace($pattern, $replace, $name, $s) { + + $string = $s; + + $occurance = 1; + $pos = get_bb_tag_pos($string, $name, $occurance); + while($pos !== false && $occurance < 1000) { + + $start = substr($string, 0, $pos['start']['open']); + $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']); + $end = substr($string, $pos['end']['close']); + if($end === false) + $end = ''; + + $subject = preg_replace($pattern, $replace, $subject); + $string = $start . $subject . $end; + + $occurance++; + $pos = get_bb_tag_pos($string, $name, $occurance); + } + + return $string; +} // we don't want to support a bbcode specific markdown interpreter // and the markdown library we have is pretty good, but provides HTML output. @@ -14,8 +75,8 @@ require_once('include/html2bbcode.php'); function diaspora2bb($s) { // for testing purposes: Collect raw markdown articles - $file = tempnam("/tmp/friendica/", "markdown"); - file_put_contents($file, $s); + // $file = tempnam("/tmp/friendica/", "markdown"); + // file_put_contents($file, $s); $s = html_entity_decode($s,ENT_COMPAT,'UTF-8'); @@ -37,67 +98,132 @@ function diaspora2bb($s) { $s = Markdown($s); $s = str_replace('#','#',$s); - - $s = str_replace("\n",'
',$s); +// we seem to have double linebreaks +// $s = str_replace("\n",'
',$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); // Don't show link to full picture (until it is fixed) - $s = scale_diaspora_images($s, false); + $s = scale_external_images($s, false); return $s; } -function scale_diaspora_images($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('
', "\n\t", $s[1]) . '[/code]'; } +////////////////////// +// The following "diaspora_ul" and "diaspora_ol" are only appropriate for the +// pre-Markdownify conversion. If Markdownify isn't used, use the non-Markdownify +// versions below +////////////////////// +/* +function diaspora_ul($s) { + // Replace "[*]" followed by any number (including zero) of + // spaces by "* " to match Diaspora's list format + if( strpos($s[0], "[list]") === 0 ) + return ''; + elseif( strpos($s[0], "[ul]") === 0 ) + return ''; + else + return $s[0]; +} + -function bb2diaspora($Text,$preserve_nl = false) { +function diaspora_ol($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 + if( strpos($s[0], "[list=1]") === 0 ) + return ''; + elseif( strpos($s[0], "[list=i]") === 0 ) + return ''; + elseif( strpos($s[0], "[list=I]") === 0 ) + return ''; + elseif( strpos($s[0], "[list=a]") === 0 ) + return ''; + elseif( strpos($s[0], "[list=A]") === 0 ) + return ''; + elseif( strpos($s[0], "[ol]") === 0 ) + return ''; + else + return $s[0]; +} +*/ + +////////////////////// +// Non-Markdownify versions of "diaspora_ol" and "diaspora_ul" +////////////////////// +function diaspora_ul($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, $fordiaspora = true) { + + // Re-enabling the converter again. + // The bbcode parser now handles youtube-links (and the other stuff) correctly. + // Additionally the html code is now fixed so that lists are now working. + + // 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]', $Text); + + // the following was added on 10-January-2012 due to an inability of Diaspora's + // new javascript markdown processor to handle links with images as the link "text" + // It is not optimal and may be removed if this ability is restored in the future + if ($fordiaspora) + $Text = preg_replace("/\[url\=([^\[\]]*)\]\s*\[img\](.*?)\[\/img\]\s*\[\/url\]/ism", + "[url]$1[/url]\n[img]$2[/img]", $Text); + + // Convert it to HTML - don't try oembed + $Text = bbcode($Text, $preserve_nl, false); + + // Now convert HTML to Markdown + $md = new Markdownify(false, false, false); + $Text = $md->parseString($Text); + + // 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: , which gets removed by strip_tags(). + // So take off the angle brackets of any such URL + $Text = preg_replace("//is", "http$1", $Text); + + // Remove all unconverted tags + $Text = strip_tags($Text); + + +/* Old routine $ev = bbtoevent($Text); @@ -108,12 +234,17 @@ function bb2diaspora($Text,$preserve_nl = false) { $Text = str_replace(">", ">", $Text); // If we find any event code, turn it into an event. - // After we're finished processing the bbcode we'll + // After we're finished processing the bbcode we'll // replace all of the event code with a reformatted version. - if($preserve_nl) $Text = str_replace(array("\n","\r"), array('',''),$Text); + 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 = "^\[\]"; @@ -128,7 +259,7 @@ function bb2diaspora($Text,$preserve_nl = false) { // 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", + $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)', $Text); @@ -145,7 +276,7 @@ function bb2diaspora($Text,$preserve_nl = false) { // 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('_', '\\_', $Text); @@ -154,48 +285,61 @@ function bb2diaspora($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("/\[li\](.*?)\[\/li\]/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); - -// $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/s", '$1
    ' ,$Text); + $endlessloop = 0; + while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) || + ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) || + ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) || + ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) { + $Text = preg_replace_callback("/\[list\](.*?)\[\/list\]/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("/\[ul\](.*?)\[\/ul\]/is", 'diaspora_ul', $Text); + $Text = preg_replace_callback("/\[ol\](.*?)\[\/ol\]/is", 'diaspora_ol', $Text); + $Text = preg_replace("/\[li\]( *)(.*?)\[\/li\]/s", '* $2' ,$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("/\[table border=(.*?)\](.*?)\[\/table\]/s", '$2' ,$Text); // $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/s", '$1
    ' ,$Text); - + // $Text = str_replace("[*]", "
  • ", $Text); // Check for font change text // $Text = preg_replace("(\[font=(.*?)\](.*?)\[\/font\])","$2",$Text); - $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/is",'stripdcode_br_cb',$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", $Text); @@ -204,10 +348,11 @@ function bb2diaspora($Text,$preserve_nl = false) { // Declare the format for [quote] layout - // $QuoteLayout = '
    $1
    '; + // $QuoteLayout = '
    $1
    '; // Check for [quote] text $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/is",">$1\n\n", $Text); - + $Text = preg_replace("/\[quote=(.*?)\](.*?)\[\/quote\]/is",">$2\n\n", $Text); + // Images // html5 video and audio @@ -217,13 +362,13 @@ function bb2diaspora($Text,$preserve_nl = false) { $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); - $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("/\[youtube\]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); @@ -238,12 +383,13 @@ function bb2diaspora($Text,$preserve_nl = false) { // 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')) { + if(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("/\[event\-summary\](.*?)\[\/event\-summary\]/is",'',$Text); + $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/is",'',$Text); + $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/is",$sub,$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",'',$Text); @@ -251,13 +397,24 @@ function bb2diaspora($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) { $a = get_app(); @@ -269,7 +426,7 @@ function format_event_diaspora($ev) { $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',